{ "contractName": "DVDTransferManager", "abi": [ { "inputs": [], "stateMutability": "nonpayable", "type": "constructor" }, { "anonymous": false, "inputs": [ { "indexed": true, "internalType": "bytes32", "name": "transferID", "type": "bytes32" } ], "name": "DVDTransferCancelled", "type": "event" }, { "anonymous": false, "inputs": [ { "indexed": true, "internalType": "bytes32", "name": "transferID", "type": "bytes32" } ], "name": "DVDTransferExecuted", "type": "event" }, { "anonymous": false, "inputs": [ { "indexed": true, "internalType": "bytes32", "name": "transferID", "type": "bytes32" }, { "indexed": false, "internalType": "address", "name": "maker", "type": "address" }, { "indexed": true, "internalType": "address", "name": "token1", "type": "address" }, { "indexed": false, "internalType": "uint256", "name": "token1Amount", "type": "uint256" }, { "indexed": false, "internalType": "address", "name": "taker", "type": "address" }, { "indexed": true, "internalType": "address", "name": "token2", "type": "address" }, { "indexed": false, "internalType": "uint256", "name": "token2Amount", "type": "uint256" } ], "name": "DVDTransferInitiated", "type": "event" }, { "anonymous": false, "inputs": [ { "indexed": true, "internalType": "bytes32", "name": "parity", "type": "bytes32" }, { "indexed": false, "internalType": "address", "name": "token1", "type": "address" }, { "indexed": false, "internalType": "address", "name": "token2", "type": "address" }, { "indexed": false, "internalType": "uint256", "name": "fee1", "type": "uint256" }, { "indexed": false, "internalType": "uint256", "name": "fee2", "type": "uint256" }, { "indexed": false, "internalType": "uint256", "name": "feeBase", "type": "uint256" }, { "indexed": false, "internalType": "address", "name": "fee1Wallet", "type": "address" }, { "indexed": false, "internalType": "address", "name": "fee2Wallet", "type": "address" } ], "name": "FeeModified", "type": "event" }, { "anonymous": false, "inputs": [ { "indexed": true, "internalType": "address", "name": "previousOwner", "type": "address" }, { "indexed": true, "internalType": "address", "name": "newOwner", "type": "address" } ], "name": "OwnershipTransferred", "type": "event" }, { "inputs": [ { "internalType": "bytes32", "name": "", "type": "bytes32" } ], "name": "fee", "outputs": [ { "internalType": "uint256", "name": "token1Fee", "type": "uint256" }, { "internalType": "uint256", "name": "token2Fee", "type": "uint256" }, { "internalType": "uint256", "name": "feeBase", "type": "uint256" }, { "internalType": "address", "name": "fee1Wallet", "type": "address" }, { "internalType": "address", "name": "fee2Wallet", "type": "address" } ], "stateMutability": "view", "type": "function" }, { "inputs": [], "name": "owner", "outputs": [ { "internalType": "address", "name": "", "type": "address" } ], "stateMutability": "view", "type": "function" }, { "inputs": [], "name": "renounceOwnership", "outputs": [], "stateMutability": "nonpayable", "type": "function" }, { "inputs": [ { "internalType": "bytes32", "name": "", "type": "bytes32" } ], "name": "token1ToDeliver", "outputs": [ { "internalType": "address", "name": "counterpart", "type": "address" }, { "internalType": "address", "name": "token", "type": "address" }, { "internalType": "uint256", "name": "amount", "type": "uint256" } ], "stateMutability": "view", "type": "function" }, { "inputs": [ { "internalType": "bytes32", "name": "", "type": "bytes32" } ], "name": "token2ToDeliver", "outputs": [ { "internalType": "address", "name": "counterpart", "type": "address" }, { "internalType": "address", "name": "token", "type": "address" }, { "internalType": "uint256", "name": "amount", "type": "uint256" } ], "stateMutability": "view", "type": "function" }, { "inputs": [ { "internalType": "address", "name": "newOwner", "type": "address" } ], "name": "transferOwnership", "outputs": [], "stateMutability": "nonpayable", "type": "function" }, { "inputs": [], "name": "txNonce", "outputs": [ { "internalType": "uint256", "name": "", "type": "uint256" } ], "stateMutability": "view", "type": "function" }, { "inputs": [ { "internalType": "address", "name": "_token1", "type": "address" }, { "internalType": "address", "name": "_token2", "type": "address" } ], "name": "calculateParity", "outputs": [ { "internalType": "bytes32", "name": "", "type": "bytes32" } ], "stateMutability": "pure", "type": "function" }, { "inputs": [ { "internalType": "address", "name": "_token", "type": "address" } ], "name": "isTREX", "outputs": [ { "internalType": "bool", "name": "", "type": "bool" } ], "stateMutability": "view", "type": "function" }, { "inputs": [ { "internalType": "address", "name": "_token", "type": "address" }, { "internalType": "address", "name": "_user", "type": "address" } ], "name": "isTREXAgent", "outputs": [ { "internalType": "bool", "name": "", "type": "bool" } ], "stateMutability": "view", "type": "function" }, { "inputs": [ { "internalType": "address", "name": "_token", "type": "address" }, { "internalType": "address", "name": "_user", "type": "address" } ], "name": "isTREXOwner", "outputs": [ { "internalType": "bool", "name": "", "type": "bool" } ], "stateMutability": "view", "type": "function" }, { "inputs": [ { "internalType": "uint256", "name": "_nonce", "type": "uint256" }, { "internalType": "address", "name": "_maker", "type": "address" }, { "internalType": "address", "name": "_token1", "type": "address" }, { "internalType": "uint256", "name": "_token1Amount", "type": "uint256" }, { "internalType": "address", "name": "_taker", "type": "address" }, { "internalType": "address", "name": "_token2", "type": "address" }, { "internalType": "uint256", "name": "_token2Amount", "type": "uint256" } ], "name": "calculateTransferID", "outputs": [ { "internalType": "bytes32", "name": "", "type": "bytes32" } ], "stateMutability": "pure", "type": "function" }, { "inputs": [ { "internalType": "address", "name": "_token1", "type": "address" }, { "internalType": "address", "name": "_token2", "type": "address" }, { "internalType": "uint256", "name": "_fee1", "type": "uint256" }, { "internalType": "uint256", "name": "_fee2", "type": "uint256" }, { "internalType": "uint256", "name": "_feeBase", "type": "uint256" }, { "internalType": "address", "name": "_fee1Wallet", "type": "address" }, { "internalType": "address", "name": "_fee2Wallet", "type": "address" } ], "name": "modifyFee", "outputs": [], "stateMutability": "nonpayable", "type": "function" }, { "inputs": [ { "internalType": "address", "name": "_token1", "type": "address" }, { "internalType": "uint256", "name": "_token1Amount", "type": "uint256" }, { "internalType": "address", "name": "_counterpart", "type": "address" }, { "internalType": "address", "name": "_token2", "type": "address" }, { "internalType": "uint256", "name": "_token2Amount", "type": "uint256" } ], "name": "initiateDVDTransfer", "outputs": [], "stateMutability": "nonpayable", "type": "function" }, { "inputs": [ { "internalType": "bytes32", "name": "_transferID", "type": "bytes32" } ], "name": "takeDVDTransfer", "outputs": [], "stateMutability": "nonpayable", "type": "function" }, { "inputs": [ { "internalType": "bytes32", "name": "_transferID", "type": "bytes32" } ], "name": "cancelDVDTransfer", "outputs": [], "stateMutability": "nonpayable", "type": "function" }, { "inputs": [ { "internalType": "bytes32", "name": "_transferID", "type": "bytes32" } ], "name": "calculateFee", "outputs": [ { "components": [ { "internalType": "uint256", "name": "txFee1", "type": "uint256" }, { "internalType": "uint256", "name": "txFee2", "type": "uint256" }, { "internalType": "address", "name": "fee1Wallet", "type": "address" }, { "internalType": "address", "name": "fee2Wallet", "type": "address" } ], "internalType": "struct DVDTransferManager.TxFees", "name": "", "type": "tuple" } ], "stateMutability": "view", "type": "function" } ], "metadata": "{\"compiler\":{\"version\":\"0.8.17+commit.8df45f5f\"},\"language\":\"Solidity\",\"output\":{\"abi\":[{\"inputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"constructor\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"bytes32\",\"name\":\"transferID\",\"type\":\"bytes32\"}],\"name\":\"DVDTransferCancelled\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"bytes32\",\"name\":\"transferID\",\"type\":\"bytes32\"}],\"name\":\"DVDTransferExecuted\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"bytes32\",\"name\":\"transferID\",\"type\":\"bytes32\"},{\"indexed\":false,\"internalType\":\"address\",\"name\":\"maker\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"token1\",\"type\":\"address\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"token1Amount\",\"type\":\"uint256\"},{\"indexed\":false,\"internalType\":\"address\",\"name\":\"taker\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"token2\",\"type\":\"address\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"token2Amount\",\"type\":\"uint256\"}],\"name\":\"DVDTransferInitiated\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"bytes32\",\"name\":\"parity\",\"type\":\"bytes32\"},{\"indexed\":false,\"internalType\":\"address\",\"name\":\"token1\",\"type\":\"address\"},{\"indexed\":false,\"internalType\":\"address\",\"name\":\"token2\",\"type\":\"address\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"fee1\",\"type\":\"uint256\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"fee2\",\"type\":\"uint256\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"feeBase\",\"type\":\"uint256\"},{\"indexed\":false,\"internalType\":\"address\",\"name\":\"fee1Wallet\",\"type\":\"address\"},{\"indexed\":false,\"internalType\":\"address\",\"name\":\"fee2Wallet\",\"type\":\"address\"}],\"name\":\"FeeModified\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"previousOwner\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"newOwner\",\"type\":\"address\"}],\"name\":\"OwnershipTransferred\",\"type\":\"event\"},{\"inputs\":[{\"internalType\":\"bytes32\",\"name\":\"_transferID\",\"type\":\"bytes32\"}],\"name\":\"calculateFee\",\"outputs\":[{\"components\":[{\"internalType\":\"uint256\",\"name\":\"txFee1\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"txFee2\",\"type\":\"uint256\"},{\"internalType\":\"address\",\"name\":\"fee1Wallet\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"fee2Wallet\",\"type\":\"address\"}],\"internalType\":\"struct DVDTransferManager.TxFees\",\"name\":\"\",\"type\":\"tuple\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"_token1\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"_token2\",\"type\":\"address\"}],\"name\":\"calculateParity\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"pure\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"_nonce\",\"type\":\"uint256\"},{\"internalType\":\"address\",\"name\":\"_maker\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"_token1\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"_token1Amount\",\"type\":\"uint256\"},{\"internalType\":\"address\",\"name\":\"_taker\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"_token2\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"_token2Amount\",\"type\":\"uint256\"}],\"name\":\"calculateTransferID\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"pure\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"bytes32\",\"name\":\"_transferID\",\"type\":\"bytes32\"}],\"name\":\"cancelDVDTransfer\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"name\":\"fee\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"token1Fee\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"token2Fee\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"feeBase\",\"type\":\"uint256\"},{\"internalType\":\"address\",\"name\":\"fee1Wallet\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"fee2Wallet\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"_token1\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"_token1Amount\",\"type\":\"uint256\"},{\"internalType\":\"address\",\"name\":\"_counterpart\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"_token2\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"_token2Amount\",\"type\":\"uint256\"}],\"name\":\"initiateDVDTransfer\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"_token\",\"type\":\"address\"}],\"name\":\"isTREX\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"_token\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"_user\",\"type\":\"address\"}],\"name\":\"isTREXAgent\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"_token\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"_user\",\"type\":\"address\"}],\"name\":\"isTREXOwner\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"_token1\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"_token2\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"_fee1\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"_fee2\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"_feeBase\",\"type\":\"uint256\"},{\"internalType\":\"address\",\"name\":\"_fee1Wallet\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"_fee2Wallet\",\"type\":\"address\"}],\"name\":\"modifyFee\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"owner\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"renounceOwnership\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"bytes32\",\"name\":\"_transferID\",\"type\":\"bytes32\"}],\"name\":\"takeDVDTransfer\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"name\":\"token1ToDeliver\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"counterpart\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"token\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"name\":\"token2ToDeliver\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"counterpart\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"token\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"newOwner\",\"type\":\"address\"}],\"name\":\"transferOwnership\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"txNonce\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"}],\"devdoc\":{\"events\":{\"DVDTransferCancelled(bytes32)\":{\"details\":\"Emitted when a DVD transfer is cancelled this event is emitted by the `cancelDVDTransfer` function\"},\"DVDTransferExecuted(bytes32)\":{\"details\":\"Emitted when a DVD transfer is validated by `taker` and executed either by `taker` either by the agent of the TREX token if the TREX token is subject to conditional transfers this event is emitted by the `takeDVDTransfer` function\"},\"DVDTransferInitiated(bytes32,address,address,uint256,address,address,uint256)\":{\"details\":\"Emitted when a DVD transfer is initiated by `maker` to swap `token1Amount` tokens `token1` (TREX or not) for `token2Amount` tokens `token2` with `taker` this event is emitted by the `initiateDVDTransfer` function\"},\"FeeModified(bytes32,address,address,uint256,uint256,uint256,address,address)\":{\"details\":\"Emitted when a DVD transfer is cancelled this event is emitted by the `cancelDVDTransfer` function\"}},\"kind\":\"dev\",\"methods\":{\"calculateFee(bytes32)\":{\"details\":\"calculates the fees to apply to a specific transfer depending on the fees applied to the parity used in the transfer\",\"params\":{\"_transferID\":\"the DVD transfer identifier as calculated through the `calculateTransferID` function for the transfer to calculate fees on requires `_transferID` to exist (DVD transfer has to be initiated) returns the fees to apply on each leg of the transfer in the form of a `TxFees` struct\"}},\"calculateParity(address,address)\":{\"details\":\"calculates the parity byte signature\",\"params\":{\"_token1\":\"the address of the base token\",\"_token2\":\"the address of the counterpart token return the byte signature of the parity\"}},\"calculateTransferID(uint256,address,address,uint256,address,address,uint256)\":{\"details\":\"calculates the transferID depending on DVD transfer parameters\",\"params\":{\"_maker\":\"the address of the DVD transfer maker (initiator of the transfer)\",\"_nonce\":\"the nonce of the transfer on the smart contract\",\"_taker\":\"the address of the DVD transfer taker (executor of the transfer)\",\"_token1\":\"the address of the token that the maker is providing\",\"_token1Amount\":\"the amount of tokens `_token1` provided by the maker\",\"_token2\":\"the address of the token that the taker is providing\",\"_token2Amount\":\"the amount of tokens `_token2` provided by the taker return the identifier of the DVD transfer as a byte signature\"}},\"cancelDVDTransfer(bytes32)\":{\"details\":\"delete a pending DVD transfer that was previously initiated through the `initiateDVDTransfer` function from the pool\",\"params\":{\"_transferID\":\"the DVD transfer identifier as calculated through the `calculateTransferID` function for the initiated DVD transfer to delete requires `_transferID` to exist (DVD transfer has to be initiated) requires that `msg.sender` is the taker or the maker or the `DVDTransferManager` contract owner or the TREX agent in case a TREX token is involved in the transfer once the `cancelDVDTransfer` is executed the `_transferID` is removed from the pending `_transferID` pool emits a `DVDTransferCancelled` event\"}},\"initiateDVDTransfer(address,uint256,address,address,uint256)\":{\"details\":\"initiates a DVD transfer between `msg.sender` & `_counterpart`\",\"params\":{\"_counterpart\":\"the address of the counterpart, which will receive `_token1Amount` of `_token1` in exchange for `_token2Amount` of `_token2`\",\"_token1\":\"the address of the token (ERC20 or TREX) provided by `msg.sender`\",\"_token1Amount\":\"the amount of `_token1` that `msg.sender` will send to `_counterpart` at DVD execution time\",\"_token2\":\"the address of the token (ERC20 or TREX) provided by `_counterpart`\",\"_token2Amount\":\"the amount of `_token2` that `_counterpart` will send to `msg.sender` at DVD execution time requires `msg.sender` to have enough `_token1` tokens to process the DVD transfer requires `DVDTransferManager` contract to have the necessary allowance to process the DVD transfer on `msg.sender` requires `_counterpart` to not be the 0 address requires `_token1` & `_token2` to be valid token addresses emits a `DVDTransferInitiated` event\"}},\"isTREX(address)\":{\"details\":\"check if `_token` corresponds to a functional TREX token (with identity registry initiated)\",\"params\":{\"_token\":\"the address token to check the function will try to call `identityRegistry()` on the address, which is a getter specific to TREX tokens if the call pass and returns an address it means that the token is a TREX, otherwise it's not a TREX return `true` if the token is a TREX, `false` otherwise\"}},\"isTREXAgent(address,address)\":{\"details\":\"check if `_user` is a TREX agent of `_token`\",\"params\":{\"_token\":\"the address token to check\",\"_user\":\"the wallet address if `_token` is a TREX token this function will check if `_user` is registered as an agent on it return `true` if `_user` is agent of `_token`, return `false` otherwise\"}},\"isTREXOwner(address,address)\":{\"details\":\"check if `_user` is a TREX owner of `_token`\",\"params\":{\"_token\":\"the address token to check\",\"_user\":\"the wallet address if `_token` is a TREX token this function will check if `_user` is registered as an owner on it return `true` if `_user` is owner of `_token`, return `false` otherwise\"}},\"modifyFee(address,address,uint256,uint256,uint256,address,address)\":{\"details\":\"modify the fees applied to a parity of tokens (tokens can be TREX or ERC20)\",\"params\":{\"_fee1\":\"the fee to apply on `_token1` leg of the DVD transfer per 10^`_feeBase`\",\"_fee1Wallet\":\"the wallet address receiving fees applied on `_token1`\",\"_fee2\":\"the fee to apply on `_token2` leg of the DVD transfer per 10^`_feeBase`\",\"_fee2Wallet\":\"the wallet address receiving fees applied on `_token2` `_token1` and `_token2` need to be ERC20 or TREX tokens addresses, otherwise the transaction will fail `msg.sender` has to be owner of the DVD contract or the owner of the TREX token involved in the parity (if any) requires fees to be lower than 100% requires `_feeBase` to be higher or equal to 2 (precision 10^2) requires `_feeBase` to be lower or equal to 5 (precision 10^5) to avoid overflows requires `_fee1Wallet` & `_fee2Wallet` to be non empty addresses if `_fee1` & `_fee2` are respectively set note that if fees are not set for a parity the default fee is basically 0% emits a `FeeModified` event\",\"_feeBase\":\"the precision of the fee setting, e.g. if `_feeBase` == 2 then `_fee1` and `_fee2` are in % (fee/10^`_feeBase`)\",\"_token1\":\"the address of the base token for the parity `_token1`/`_token2`\",\"_token2\":\"the address of the counterpart token for the parity `_token1`/`_token2`\"}},\"owner()\":{\"details\":\"Returns the address of the current owner.\"},\"renounceOwnership()\":{\"details\":\"Leaves the contract without owner. It will not be possible to call `onlyOwner` functions anymore. Can only be called by the current owner. NOTE: Renouncing ownership will leave the contract without an owner, thereby removing any functionality that is only available to the owner.\"},\"takeDVDTransfer(bytes32)\":{\"details\":\"execute a DVD transfer that was previously initiated through the `initiateDVDTransfer` function\",\"params\":{\"_transferID\":\"the DVD transfer identifier as calculated through the `calculateTransferID` function for the initiated DVD transfer to execute requires `_transferID` to exist (DVD transfer has to be initiated) requires that taker (counterpart sending token2) has enough tokens in balance to process the DVD transfer requires that `DVDTransferManager` contract has enough allowance to process the `token2` leg of the DVD transfer requires that `msg.sender` is the taker OR the TREX agent in case a TREX token is involved in the transfer (in case of conditional transfer the agent can call the function when the transfer has been approved) if fees apply on one side or both sides of the transfer the fees will be sent, at transaction time, to the fees wallet previously set in case fees apply the counterparts will receive less than the amounts included in the DVD transfer as part of the transfer is redirected to the fee wallet at transfer execution time if one or both legs of the transfer are TREX, then all the relevant checks apply on the transaction (compliance + identity checks) and the transaction WILL FAIL if the TREX conditions of transfer are not respected, please refer to {Token-transfer} and {Token-transferFrom} to know more about TREX conditions for transfers once the DVD transfer is executed the `_transferID` is removed from the pending `_transferID` pool emits a `DVDTransferExecuted` event\"}},\"transferOwnership(address)\":{\"details\":\"Transfers ownership of the contract to a new account (`newOwner`). Can only be called by the current owner.\"}},\"version\":1},\"userdoc\":{\"kind\":\"user\",\"methods\":{},\"version\":1}},\"settings\":{\"compilationTarget\":{\"project:/contracts/DVD/DVDTransferManager.sol\":\"DVDTransferManager\"},\"evmVersion\":\"london\",\"libraries\":{},\"metadata\":{\"bytecodeHash\":\"ipfs\"},\"optimizer\":{\"enabled\":true,\"runs\":10},\"remappings\":[]},\"sources\":{\"@onchain-id/solidity/contracts/interface/IClaimIssuer.sol\":{\"keccak256\":\"0xd0493be7cb7342962b46f8e2afdca4614ea0fe34a7f493b2da9db7d361a9042c\",\"license\":\"GPL-3.0\",\"urls\":[\"bzz-raw://105232aae24e3d0fcb4c80c00793b61b6019f6127c0ec6f9e3082ae01b2e778b\",\"dweb:/ipfs/QmV5C1wbq7H5H6DiakafSX5agAAP6rQSZ5qq7Qgq6VLkXo\"]},\"@onchain-id/solidity/contracts/interface/IERC734.sol\":{\"keccak256\":\"0x3302de9e9fe7a548cb7395b6fda38f952f6a6d1c599dfeee181a1ef80741fc1d\",\"license\":\"GPL-3.0\",\"urls\":[\"bzz-raw://fc9f00e5b2f1523fecf52b1a833e9263a53edbebb7d1458f9004cfd41dd0402e\",\"dweb:/ipfs/QmWcNcVQrg66KeQz39jPgJun7jF3CbdJKHQa19q97n5Hzb\"]},\"@onchain-id/solidity/contracts/interface/IERC735.sol\":{\"keccak256\":\"0x3b77ce6012a96cf0075197cdeb1b98b66ca1722ef23241e40ba6185f03bf4584\",\"license\":\"GPL-3.0\",\"urls\":[\"bzz-raw://766e139f0c3cc0c6489561e75df0d8eab8c277f90009e4fa19add4f22bb40d82\",\"dweb:/ipfs/QmcbAReZn9nLcnYn9AHiDmcYJ42JqAU5QSy4dKhUcJUnjy\"]},\"@onchain-id/solidity/contracts/interface/IIdentity.sol\":{\"keccak256\":\"0xdcefbe2a850f9f43e959b9f7ed93fd5b35f29ff3dfbfaac7530af737c9eba7c6\",\"license\":\"GPL-3.0\",\"urls\":[\"bzz-raw://2e887c7cc67fdb2710c48bed22dbb27880f6dfb84ee93178ad4fcd659099cb96\",\"dweb:/ipfs/QmUuDEsZJC7uQQEErmuNJzePsNgHiTDdS2TuMzG1GRqrC3\"]},\"@openzeppelin/contracts/access/Ownable.sol\":{\"keccak256\":\"0xa94b34880e3c1b0b931662cb1c09e5dfa6662f31cba80e07c5ee71cd135c9673\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://40fb1b5102468f783961d0af743f91b9980cf66b50d1d12009f6bb1869cea4d2\",\"dweb:/ipfs/QmYqEbJML4jB1GHbzD4cUZDtJg5wVwNm3vDJq1GbyDus8y\"]},\"@openzeppelin/contracts/token/ERC20/IERC20.sol\":{\"keccak256\":\"0x9750c6b834f7b43000631af5cc30001c5f547b3ceb3635488f140f60e897ea6b\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://5a7d5b1ef5d8d5889ad2ed89d8619c09383b80b72ab226e0fe7bde1636481e34\",\"dweb:/ipfs/QmebXWgtEfumQGBdVeM6c71McLixYXQP5Bk6kKXuoY4Bmr\"]},\"@openzeppelin/contracts/utils/Context.sol\":{\"keccak256\":\"0xe2e337e6dde9ef6b680e07338c493ebea1b5fd09b43424112868e9cc1706bca7\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://6df0ddf21ce9f58271bdfaa85cde98b200ef242a05a3f85c2bc10a8294800a92\",\"dweb:/ipfs/QmRK2Y5Yc6BK7tGKkgsgn3aJEQGi5aakeSPZvS65PV8Xp3\"]},\"project:/contracts/DVD/DVDTransferManager.sol\":{\"keccak256\":\"0x477202de0b3ba4ceabdc82d0f28623ce7c3c4b67008c330ed3c9e2fb4c7e8025\",\"license\":\"GPL-3.0\",\"urls\":[\"bzz-raw://bd8c07832c7375c64317f78e2b22298ee49cc99a219efb98c8d16205178a6bbd\",\"dweb:/ipfs/QmNs1a1vWFJzsXWzZCnfoK5XRJzwsG6cQVzV6CwanmeArn\"]},\"project:/contracts/compliance/ICompliance.sol\":{\"keccak256\":\"0x4049905b34eab118c0c3f644450299a5ed8022bbbdb26036e7c2854dae8ae1ba\",\"license\":\"GPL-3.0\",\"urls\":[\"bzz-raw://f8144953d88f543b2f537514f1136b8adf705837ba6d420b95569f6895153edb\",\"dweb:/ipfs/QmRqM7A6XrofFR67k8RtNNEkriAbKsQHDgUYaKZTMr9Nm5\"]},\"project:/contracts/registry/IClaimTopicsRegistry.sol\":{\"keccak256\":\"0x95f8fa17a716771125b203f00890eceb20ac3807f7a39a25b644427b1ff81d61\",\"license\":\"GPL-3.0\",\"urls\":[\"bzz-raw://460dceb9e88957d5ce002b80748767c80a7e146c9b38b055a3c1ca04586b2009\",\"dweb:/ipfs/QmVdqEpGMRzSpLKBCtPzaPGatBgUyNm3NS5rQnkkYMnc1C\"]},\"project:/contracts/registry/IIdentityRegistry.sol\":{\"keccak256\":\"0x16a31f2d35143f99cc6b83d0cf6e9da9543c2b8561712079098f3a39d12ae32a\",\"license\":\"GPL-3.0\",\"urls\":[\"bzz-raw://7669a9272b1df8e27e0fc3f5f64977b2b16615e585b673383db1eb157a62bf7c\",\"dweb:/ipfs/QmQzXmoFcFyBPehPyiUzGjaKfXJHLEPZMtFTBTgjuCavah\"]},\"project:/contracts/registry/IIdentityRegistryStorage.sol\":{\"keccak256\":\"0x8cd4de1e77c5da8ca2ff732069bc184aef86bcb94f95a5229e5bd6336abbd06d\",\"license\":\"GPL-3.0\",\"urls\":[\"bzz-raw://f88894a3d046940be03a12cc2da3b3fb6efb51e0461fbea060a9a3190cadcf16\",\"dweb:/ipfs/QmNndZUPdpc83A9LungeAsrcencq3CzTum1tkU6KVdSRNC\"]},\"project:/contracts/registry/ITrustedIssuersRegistry.sol\":{\"keccak256\":\"0x01af20f2f537db3122c60b7c6e60e5036e07c673ef9762428b42129f65fcbc60\",\"license\":\"GPL-3.0\",\"urls\":[\"bzz-raw://28f514b876c975777fe84bdb9f96ec5c687e4e4ff5d2b14961ba61affc57d46c\",\"dweb:/ipfs/QmdbVRsg1Q71PVHYxy1r7e5MeiMN5hHHDD8vRnXBSr8JiV\"]},\"project:/contracts/roles/AgentRole.sol\":{\"keccak256\":\"0x2a264adff17bd254164e69c882dc033d8b7e9bc6eab01c5e7d2ad26324a2c953\",\"license\":\"GPL-3.0\",\"urls\":[\"bzz-raw://585dfaafc7e37d38ff6f0c5ca4a8e0ad1e92b0babd1f54762bfaa8c67c1ec2d7\",\"dweb:/ipfs/QmXVnTvX1zVVQoxSZBgKRptSVz22T2vyXC3P89Bsv9x7Jg\"]},\"project:/contracts/roles/Roles.sol\":{\"keccak256\":\"0x9e018cafd4e2a2890d4ed32f0a4e5edf92fe95000f35b15d7932890bd0efdb95\",\"license\":\"GPL-3.0\",\"urls\":[\"bzz-raw://6c07fd269689b662d782817bc4fdfc00d33fd7e320c20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} ], "src": "15518:407:54" }, { "body": { "nodeType": "YulBlock", "src": "16104:182:54", "statements": [ { "expression": { "arguments": [ { "name": "headStart", "nodeType": "YulIdentifier", "src": "16121:9:54" }, { "kind": "number", "nodeType": "YulLiteral", "src": "16132:2:54", "type": "", "value": "32" } ], "functionName": { "name": "mstore", "nodeType": "YulIdentifier", "src": "16114:6:54" }, "nodeType": "YulFunctionCall", "src": "16114:21:54" }, "nodeType": "YulExpressionStatement", "src": "16114:21:54" }, { "expression": { "arguments": [ { "arguments": [ { "name": "headStart", "nodeType": "YulIdentifier", "src": "16155:9:54" }, { "kind": "number", "nodeType": "YulLiteral", "src": "16166:2:54", "type": "", "value": "32" } ], "functionName": { "name": "add", "nodeType": "YulIdentifier", "src": "16151:3:54" }, "nodeType": "YulFunctionCall", "src": "16151:18:54" }, { "kind": "number", "nodeType": "YulLiteral", "src": "16171:2:54", "type": "", "value": "32" } ], "functionName": { "name": "mstore", "nodeType": "YulIdentifier", "src": "16144:6:54" }, "nodeType": "YulFunctionCall", "src": "16144:30:54" }, "nodeType": "YulExpressionStatement", "src": "16144:30:54" }, { "expression": { "arguments": [ { "arguments": [ { "name": "headStart", "nodeType": "YulIdentifier", "src": "16194:9:54" }, { "kind": "number", "nodeType": "YulLiteral", "src": "16205:2:54", "type": "", "value": "64" } ], "functionName": { "name": "add", "nodeType": "YulIdentifier", "src": "16190:3:54" }, "nodeType": "YulFunctionCall", "src": "16190:18:54" }, { "hexValue": "4f776e61626c653a2063616c6c6572206973206e6f7420746865206f776e6572", "kind": "string", "nodeType": "YulLiteral", "src": "16210:34:54", "type": "", "value": "Ownable: caller is not the owner" } ], "functionName": { "name": "mstore", "nodeType": "YulIdentifier", "src": "16183:6:54" }, "nodeType": "YulFunctionCall", "src": "16183:62:54" }, "nodeType": "YulExpressionStatement", "src": "16183:62:54" }, { "nodeType": "YulAssignment", "src": "16254:26:54", "value": { "arguments": [ { "name": "headStart", "nodeType": "YulIdentifier", "src": "16266:9:54" }, { "kind": "number", "nodeType": "YulLiteral", "src": "16277:2:54", "type": "", "value": "96" } ], "functionName": { "name": "add", "nodeType": "YulIdentifier", "src": "16262:3:54" }, "nodeType": "YulFunctionCall", "src": "16262:18:54" }, "variableNames": [ { "name": "tail", "nodeType": "YulIdentifier", "src": "16254:4:54" } ] } ] }, "name": "abi_encode_tuple_t_stringliteral_9924ebdf1add33d25d4ef888e16131f0a5687b0580a36c21b5c301a6c462effe__to_t_string_memory_ptr__fromStack_reversed", "nodeType": "YulFunctionDefinition", "parameters": [ { "name": "headStart", "nodeType": "YulTypedName", "src": "16081:9:54", "type": "" } ], "returnVariables": [ { "name": "tail", "nodeType": "YulTypedName", "src": "16095:4:54", "type": "" } ], "src": "15930:356:54" } ] }, "contents": "{\n { }\n function abi_decode_tuple_t_bytes32(headStart, dataEnd) -> value0\n {\n if slt(sub(dataEnd, headStart), 32) { revert(0, 0) }\n value0 := calldataload(headStart)\n }\n function abi_encode_tuple_t_address_t_address_t_uint256__to_t_address_t_address_t_uint256__fromStack_reversed(headStart, value2, value1, value0) -> tail\n {\n tail := add(headStart, 96)\n let _1 := sub(shl(160, 1), 1)\n mstore(headStart, and(value0, _1))\n mstore(add(headStart, 32), and(value1, _1))\n mstore(add(headStart, 64), value2)\n }\n function validator_revert_address(value)\n {\n if iszero(eq(value, and(value, sub(shl(160, 1), 1)))) { revert(0, 0) }\n }\n function abi_decode_tuple_t_addresst_address(headStart, dataEnd) -> value0, value1\n {\n if slt(sub(dataEnd, headStart), 64) { revert(0, 0) }\n let value := calldataload(headStart)\n validator_revert_address(value)\n value0 := value\n let value_1 := calldataload(add(headStart, 32))\n validator_revert_address(value_1)\n value1 := value_1\n }\n function abi_encode_tuple_t_bool__to_t_bool__fromStack_reversed(headStart, value0) -> tail\n {\n tail := add(headStart, 32)\n mstore(headStart, iszero(iszero(value0)))\n }\n function abi_encode_tuple_t_uint256_t_uint256_t_uint256_t_address_t_address__to_t_uint256_t_uint256_t_uint256_t_address_t_address__fromStack_reversed(headStart, value4, value3, value2, value1, value0) -> tail\n {\n tail := add(headStart, 160)\n mstore(headStart, value0)\n mstore(add(headStart, 32), value1)\n mstore(add(headStart, 64), value2)\n let _1 := sub(shl(160, 1), 1)\n mstore(add(headStart, 96), and(value3, _1))\n mstore(add(headStart, 128), and(value4, _1))\n }\n function abi_encode_tuple_t_bytes32__to_t_bytes32__fromStack_reversed(headStart, value0) -> tail\n {\n tail := add(headStart, 32)\n mstore(headStart, value0)\n }\n function abi_decode_tuple_t_uint256t_addresst_addresst_uint256t_addresst_addresst_uint256(headStart, dataEnd) -> value0, value1, value2, value3, value4, value5, value6\n {\n if slt(sub(dataEnd, headStart), 224) { revert(0, 0) }\n value0 := calldataload(headStart)\n let value := calldataload(add(headStart, 32))\n validator_revert_address(value)\n value1 := value\n let value_1 := calldataload(add(headStart, 64))\n validator_revert_address(value_1)\n value2 := value_1\n value3 := calldataload(add(headStart, 96))\n let value_2 := calldataload(add(headStart, 128))\n validator_revert_address(value_2)\n value4 := value_2\n let value_3 := calldataload(add(headStart, 160))\n validator_revert_address(value_3)\n value5 := value_3\n value6 := calldataload(add(headStart, 192))\n }\n function abi_encode_tuple_t_struct$_TxFees_$3480_memory_ptr__to_t_struct$_TxFees_$3480_memory_ptr__fromStack_reversed(headStart, value0) -> tail\n {\n tail := add(headStart, 128)\n mstore(headStart, mload(value0))\n mstore(add(headStart, 0x20), mload(add(value0, 0x20)))\n let memberValue0 := mload(add(value0, 0x40))\n let _1 := sub(shl(160, 1), 1)\n mstore(add(headStart, 0x40), and(memberValue0, _1))\n mstore(add(headStart, 0x60), and(mload(add(value0, 0x60)), _1))\n }\n function abi_decode_tuple_t_addresst_uint256t_addresst_addresst_uint256(headStart, dataEnd) -> value0, value1, value2, value3, value4\n {\n if slt(sub(dataEnd, headStart), 160) { revert(0, 0) }\n let value := calldataload(headStart)\n validator_revert_address(value)\n value0 := value\n value1 := calldataload(add(headStart, 32))\n let value_1 := calldataload(add(headStart, 64))\n validator_revert_address(value_1)\n value2 := value_1\n let value_2 := calldataload(add(headStart, 96))\n validator_revert_address(value_2)\n value3 := value_2\n value4 := calldataload(add(headStart, 128))\n }\n function abi_encode_tuple_t_address__to_t_address__fromStack_reversed(headStart, value0) -> tail\n {\n tail := add(headStart, 32)\n mstore(headStart, and(value0, sub(shl(160, 1), 1)))\n }\n function abi_encode_tuple_t_uint256__to_t_uint256__fromStack_reversed(headStart, value0) -> tail\n {\n tail := add(headStart, 32)\n mstore(headStart, value0)\n }\n function abi_decode_tuple_t_addresst_addresst_uint256t_uint256t_uint256t_addresst_address(headStart, dataEnd) -> value0, value1, value2, value3, value4, value5, value6\n {\n if slt(sub(dataEnd, headStart), 224) { revert(0, 0) }\n let value := calldataload(headStart)\n validator_revert_address(value)\n value0 := value\n let value_1 := calldataload(add(headStart, 32))\n validator_revert_address(value_1)\n value1 := value_1\n value2 := calldataload(add(headStart, 64))\n value3 := calldataload(add(headStart, 96))\n value4 := calldataload(add(headStart, 128))\n let value_2 := calldataload(add(headStart, 160))\n validator_revert_address(value_2)\n value5 := value_2\n let value_3 := calldataload(add(headStart, 192))\n validator_revert_address(value_3)\n value6 := value_3\n }\n function abi_decode_tuple_t_address(headStart, dataEnd) -> value0\n {\n if slt(sub(dataEnd, headStart), 32) { revert(0, 0) }\n let value := calldataload(headStart)\n validator_revert_address(value)\n value0 := value\n }\n function abi_encode_tuple_t_stringliteral_05fb44f1dba602083992ac4b2973ff7e9e67bf0cad2d6b845025c7aad22d1df5__to_t_string_memory_ptr__fromStack_reversed(headStart) -> tail\n {\n mstore(headStart, 32)\n mstore(add(headStart, 32), 26)\n mstore(add(headStart, 64), \"transfer ID does not exist\")\n tail := add(headStart, 96)\n }\n function abi_encode_tuple_t_stringliteral_8510d836f9beddc4eff9d4fc19bc4d1e4a234f3e4f868b42900f0d821aba4a1b__to_t_string_memory_ptr__fromStack_reversed(headStart) -> tail\n {\n mstore(headStart, 32)\n mstore(add(headStart, 32), 54)\n mstore(add(headStart, 64), \"transfer has to be done by the c\")\n mstore(add(headStart, 96), \"ounterpart or by owner\")\n tail := add(headStart, 128)\n }\n function abi_decode_tuple_t_uint256_fromMemory(headStart, dataEnd) -> value0\n {\n if slt(sub(dataEnd, headStart), 32) { revert(0, 0) }\n value0 := mload(headStart)\n }\n function abi_encode_tuple_t_stringliteral_17bcb2fc24178a4e6966e21e43b451392b2fa265bfdbc099cf563d3a8e64b7aa__to_t_string_memory_ptr__fromStack_reversed(headStart) -> tail\n {\n mstore(headStart, 32)\n mstore(add(headStart, 32), 28)\n mstore(add(headStart, 64), \"Not enough tokens in balance\")\n tail := add(headStart, 96)\n }\n function abi_encode_tuple_t_address_t_address__to_t_address_t_address__fromStack_reversed(headStart, value1, value0) -> tail\n {\n tail := add(headStart, 64)\n let _1 := sub(shl(160, 1), 1)\n mstore(headStart, and(value0, _1))\n mstore(add(headStart, 32), and(value1, _1))\n }\n function abi_encode_tuple_t_stringliteral_30953575ef832ccdd521d36ea41714b4800f0a09fb33e906515b02f2b6142283__to_t_string_memory_ptr__fromStack_reversed(headStart) -> tail\n {\n mstore(headStart, 32)\n mstore(add(headStart, 32), 32)\n mstore(add(headStart, 64), \"not enough allowance to transfer\")\n tail := add(headStart, 96)\n }\n function panic_error_0x11()\n {\n mstore(0, shl(224, 0x4e487b71))\n mstore(4, 0x11)\n revert(0, 0x24)\n }\n function checked_sub_t_uint256(x, y) -> diff\n {\n diff := sub(x, y)\n if gt(diff, x) { panic_error_0x11() }\n }\n function abi_decode_tuple_t_bool_fromMemory(headStart, dataEnd) -> value0\n {\n if slt(sub(dataEnd, headStart), 32) { revert(0, 0) }\n let value := mload(headStart)\n if iszero(eq(value, iszero(iszero(value)))) { revert(0, 0) }\n value0 := value\n }\n function abi_encode_tuple_t_uint256_t_address_t_address_t_uint256_t_address_t_address_t_uint256__to_t_uint256_t_address_t_address_t_uint256_t_address_t_address_t_uint256__fromStack_reversed(headStart, value6, value5, value4, value3, value2, value1, value0) -> tail\n {\n tail := add(headStart, 224)\n mstore(headStart, value0)\n let _1 := sub(shl(160, 1), 1)\n mstore(add(headStart, 32), and(value1, _1))\n mstore(add(headStart, 64), and(value2, _1))\n mstore(add(headStart, 96), value3)\n mstore(add(headStart, 128), and(value4, _1))\n mstore(add(headStart, 160), and(value5, _1))\n mstore(add(headStart, 192), value6)\n }\n function checked_exp_helper(_base, exponent) -> power, base\n {\n let power_1 := 1\n power := power_1\n base := _base\n for { } gt(exponent, power_1) { }\n {\n if gt(base, div(not(0), base)) { panic_error_0x11() }\n if and(exponent, power_1) { power := mul(power, base) }\n base := mul(base, base)\n exponent := shr(power_1, exponent)\n }\n }\n function checked_exp_unsigned(base, exponent) -> power\n {\n if iszero(exponent)\n {\n power := 1\n leave\n }\n if iszero(base)\n {\n power := 0\n leave\n }\n switch base\n case 1 {\n power := 1\n leave\n }\n case 2 {\n if gt(exponent, 255) { panic_error_0x11() }\n power := shl(exponent, 1)\n leave\n }\n if or(and(lt(base, 11), lt(exponent, 78)), and(lt(base, 307), lt(exponent, 32)))\n {\n power := exp(base, exponent)\n leave\n }\n let power_1, base_1 := checked_exp_helper(base, exponent)\n if gt(power_1, div(not(0), base_1)) { panic_error_0x11() }\n power := mul(power_1, base_1)\n }\n function checked_exp_t_uint256_t_uint256(base, exponent) -> power\n {\n power := checked_exp_unsigned(base, exponent)\n }\n function checked_mul_t_uint256(x, y) -> product\n {\n product := mul(x, y)\n if iszero(or(iszero(x), eq(y, div(product, x)))) { panic_error_0x11() }\n }\n function checked_div_t_uint256(x, y) -> r\n {\n if iszero(y)\n {\n mstore(0, shl(224, 0x4e487b71))\n mstore(4, 0x12)\n revert(0, 0x24)\n }\n r := div(x, y)\n }\n function abi_encode_tuple_t_stringliteral_ad4c587f936990664e83aeaad85ea6b997b024dea1d9933851ff370bef2dacce__to_t_string_memory_ptr__fromStack_reversed(headStart) -> tail\n {\n mstore(headStart, 32)\n mstore(add(headStart, 32), 41)\n mstore(add(headStart, 64), \"not enough allowance to initiate\")\n mstore(add(headStart, 96), \" transfer\")\n tail := add(headStart, 128)\n }\n function abi_encode_tuple_t_stringliteral_048d905b72852d1ae7b94b1b8f6cf3f112436d634ae85e61de0e79663c326aaf__to_t_string_memory_ptr__fromStack_reversed(headStart) -> tail\n {\n mstore(headStart, 32)\n mstore(add(headStart, 32), 26)\n mstore(add(headStart, 64), \"counterpart cannot be null\")\n tail := add(headStart, 96)\n }\n function abi_encode_tuple_t_stringliteral_ca5de360fb9881825787bda4343576656720ec98cf6ccf4d822e67e57bab6bd0__to_t_string_memory_ptr__fromStack_reversed(headStart) -> tail\n {\n mstore(headStart, 32)\n mstore(add(headStart, 32), 41)\n mstore(add(headStart, 64), \"invalid address : address is not\")\n mstore(add(headStart, 96), \" an ERC20\")\n tail := add(headStart, 128)\n }\n function abi_encode_tuple_t_address_t_uint256_t_address_t_uint256__to_t_address_t_uint256_t_address_t_uint256__fromStack_reversed(headStart, value3, value2, value1, value0) -> tail\n {\n tail := add(headStart, 128)\n let _1 := sub(shl(160, 1), 1)\n mstore(headStart, and(value0, _1))\n mstore(add(headStart, 32), value1)\n mstore(add(headStart, 64), and(value2, _1))\n mstore(add(headStart, 96), value3)\n }\n function increment_t_uint256(value) -> ret\n {\n if eq(value, not(0)) { panic_error_0x11() }\n ret := add(value, 1)\n }\n function abi_decode_tuple_t_address_fromMemory(headStart, dataEnd) -> value0\n {\n if slt(sub(dataEnd, headStart), 32) { revert(0, 0) }\n let value := mload(headStart)\n validator_revert_address(value)\n value0 := value\n }\n function abi_encode_tuple_t_stringliteral_587366e5609736c4d0389b2b1546c480d1845c26fb4acbd2d541a51da205032b__to_t_string_memory_ptr__fromStack_reversed(headStart) -> tail\n {\n mstore(headStart, 32)\n mstore(add(headStart, 32), 28)\n mstore(add(headStart, 64), \"Ownable: only owner can call\")\n tail := add(headStart, 96)\n }\n function abi_encode_tuple_t_stringliteral_1e76e8a5c8c4e84df0c2d9573e217397959e091b7b1020e2a7da9e7c01bd63ec__to_t_string_memory_ptr__fromStack_reversed(headStart) -> tail\n {\n mstore(headStart, 32)\n mstore(add(headStart, 32), 20)\n mstore(add(headStart, 64), \"invalid fee settings\")\n tail := add(headStart, 96)\n }\n function abi_encode_tuple_t_stringliteral_3aa374a110a2b6ab64fed97872087a781d84cacd0d8aea371ef8fc6a2ca47912__to_t_string_memory_ptr__fromStack_reversed(headStart) -> tail\n {\n mstore(headStart, 32)\n mstore(add(headStart, 32), 35)\n mstore(add(headStart, 64), \"fee wallet 1 cannot be zero addr\")\n mstore(add(headStart, 96), \"ess\")\n tail := add(headStart, 128)\n }\n function abi_encode_tuple_t_stringliteral_809b46d8d5dad5840c87a4063fc4786e9d03f67a62ff6cbff5c0e693f301d569__to_t_string_memory_ptr__fromStack_reversed(headStart) -> tail\n {\n mstore(headStart, 32)\n mstore(add(headStart, 32), 35)\n mstore(add(headStart, 64), \"fee wallet 2 cannot be zero addr\")\n mstore(add(headStart, 96), \"ess\")\n tail := add(headStart, 128)\n }\n function abi_encode_tuple_t_address_t_address_t_uint256_t_uint256_t_uint256_t_address_t_address__to_t_address_t_address_t_uint256_t_uint256_t_uint256_t_address_t_address__fromStack_reversed(headStart, value6, value5, value4, value3, value2, value1, value0) -> tail\n {\n tail := add(headStart, 224)\n let _1 := sub(shl(160, 1), 1)\n mstore(headStart, and(value0, _1))\n mstore(add(headStart, 32), and(value1, _1))\n mstore(add(headStart, 64), value2)\n mstore(add(headStart, 96), value3)\n mstore(add(headStart, 128), value4)\n mstore(add(headStart, 160), and(value5, _1))\n mstore(add(headStart, 192), and(value6, _1))\n }\n function abi_decode_tuple_t_contract$_IIdentityRegistry_$6637_fromMemory(headStart, dataEnd) -> value0\n {\n if slt(sub(dataEnd, headStart), 32) { revert(0, 0) }\n let value := mload(headStart)\n validator_revert_address(value)\n value0 := value\n }\n function abi_encode_tuple_t_stringliteral_245f15ff17f551913a7a18385165551503906a406f905ac1c2437281a7cd0cfe__to_t_string_memory_ptr__fromStack_reversed(headStart) -> tail\n {\n mstore(headStart, 32)\n mstore(add(headStart, 32), 38)\n mstore(add(headStart, 64), \"Ownable: new owner is the zero a\")\n mstore(add(headStart, 96), \"ddress\")\n tail := add(headStart, 128)\n }\n function abi_encode_tuple_t_stringliteral_e4f8789e37348a27ccb80365ff2be0bee9cc248e9086ab80257f54fe74a2c25f__to_t_string_memory_ptr__fromStack_reversed(headStart) -> tail\n {\n mstore(headStart, 32)\n mstore(add(headStart, 32), 43)\n mstore(add(headStart, 64), \"you are not allowed to cancel th\")\n mstore(add(headStart, 96), \"is transfer\")\n tail := add(headStart, 128)\n }\n function abi_encode_tuple_t_stringliteral_9924ebdf1add33d25d4ef888e16131f0a5687b0580a36c21b5c301a6c462effe__to_t_string_memory_ptr__fromStack_reversed(headStart) -> tail\n {\n mstore(headStart, 32)\n mstore(add(headStart, 32), 32)\n mstore(add(headStart, 64), \"Ownable: caller is not the owner\")\n tail := add(headStart, 96)\n }\n}", "id": 54, "language": "Yul", "name": "#utility.yul" } ], "sourceMap": 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"source": "// SPDX-License-Identifier: GPL-3.0\n/**\n * NOTICE\n *\n * The T-REX software is licensed under a proprietary license or the GPL v.3.\n * If you choose to receive it under the GPL v.3 license, the following applies:\n * T-REX is a suite of smart contracts developed by Tokeny to manage and transfer financial assets on the ethereum blockchain\n *\n * Copyright (C) 2021, Tokeny sàrl.\n *\n * This program is free software: you can redistribute it and/or modify\n * it under the terms of the GNU General Public License as published by\n * the Free Software Foundation, either version 3 of the License, or\n * (at your option) any later version.\n *\n * This program is distributed in the hope that it will be useful,\n * but WITHOUT ANY WARRANTY; without even the implied warranty of\n * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n * GNU General Public License for more details.\n *\n * You should have received a copy of the GNU General Public License\n * along with this program. If not, see .\n */\n\npragma solidity ^0.8.0;\nimport '../roles/AgentRole.sol';\nimport '../token/IToken.sol';\n\n\ncontract DVDTransferManager is Ownable {\n\n /**\n * @dev Emitted when a DVD transfer is initiated by `maker` to swap `token1Amount` tokens `token1` (TREX or not)\n * for `token2Amount` tokens `token2` with `taker`\n * this event is emitted by the `initiateDVDTransfer` function\n */\n event DVDTransferInitiated(bytes32 indexed transferID, address maker, address indexed token1, uint256 token1Amount, address taker, address indexed token2, uint256 token2Amount);\n\n /**\n * @dev Emitted when a DVD transfer is validated by `taker` and executed either by `taker` either by the agent of the TREX token\n * if the TREX token is subject to conditional transfers\n * this event is emitted by the `takeDVDTransfer` function\n */\n event DVDTransferExecuted(bytes32 indexed transferID);\n\n /**\n * @dev Emitted when a DVD transfer is cancelled\n * this event is emitted by the `cancelDVDTransfer` function\n */\n event DVDTransferCancelled(bytes32 indexed transferID);\n\n /**\n * @dev Emitted when a DVD transfer is cancelled\n * this event is emitted by the `cancelDVDTransfer` function\n */\n event FeeModified(bytes32 indexed parity, address token1, address token2, uint fee1, uint fee2, uint feeBase, address fee1Wallet, address fee2Wallet);\n\n struct Delivery {\n address counterpart;\n address token;\n uint256 amount;\n }\n\n struct Fee {\n uint token1Fee;\n uint token2Fee;\n uint feeBase;\n address fee1Wallet;\n address fee2Wallet;\n }\n\n struct TxFees {\n uint txFee1;\n uint txFee2;\n address fee1Wallet;\n address fee2Wallet;\n }\n\n // fee details linked to a parity of tokens\n mapping(bytes32 => Fee) public fee;\n\n // tokens to deliver by DVD transfer maker\n mapping(bytes32 => Delivery) public token1ToDeliver;\n\n // tokens to deliver by DVD transfer taker\n mapping(bytes32 => Delivery) public token2ToDeliver;\n\n // nonce of the transaction allowing the creation of unique transferID\n uint256 public txNonce;\n\n // initiates the nonce at 0\n constructor(){\n txNonce = 0;\n }\n\n\n /**\n * @dev calculates the parity byte signature\n * @param _token1 the address of the base token\n * @param _token2 the address of the counterpart token\n * return the byte signature of the parity\n */\n function calculateParity (address _token1, address _token2) public pure returns (bytes32) {\n bytes32 parity = keccak256(abi.encode(_token1, _token2));\n return parity;\n }\n\n /**\n * @dev check if `_token` corresponds to a functional TREX token (with identity registry initiated)\n * @param _token the address token to check\n * the function will try to call `identityRegistry()` on the address, which is a getter specific to TREX tokens\n * if the call pass and returns an address it means that the token is a TREX, otherwise it's not a TREX\n * return `true` if the token is a TREX, `false` otherwise\n */\n function isTREX(address _token) public view returns (bool) {\n try IToken(_token).identityRegistry() returns (IIdentityRegistry _ir) {\n if (address(_ir) != address(0)) {\n return true;\n }\n return false;\n }\n catch {\n return false;\n }\n }\n\n /**\n * @dev check if `_user` is a TREX agent of `_token`\n * @param _token the address token to check\n * @param _user the wallet address\n * if `_token` is a TREX token this function will check if `_user` is registered as an agent on it\n * return `true` if `_user` is agent of `_token`, return `false` otherwise\n */\n function isTREXAgent(address _token, address _user) public view returns (bool) {\n if (isTREX(_token)){\n return AgentRole(_token).isAgent(_user);\n }\n return false;\n }\n\n /**\n * @dev check if `_user` is a TREX owner of `_token`\n * @param _token the address token to check\n * @param _user the wallet address\n * if `_token` is a TREX token this function will check if `_user` is registered as an owner on it\n * return `true` if `_user` is owner of `_token`, return `false` otherwise\n */\n function isTREXOwner(address _token, address _user) public view returns (bool) {\n if (isTREX(_token)){\n return Ownable(_token).owner() == _user;\n }\n return false;\n }\n\n /**\n * @dev calculates the transferID depending on DVD transfer parameters\n * @param _nonce the nonce of the transfer on the smart contract\n * @param _maker the address of the DVD transfer maker (initiator of the transfer)\n * @param _token1 the address of the token that the maker is providing\n * @param _token1Amount the amount of tokens `_token1` provided by the maker\n * @param _taker the address of the DVD transfer taker (executor of the transfer)\n * @param _token2 the address of the token that the taker is providing\n * @param _token2Amount the amount of tokens `_token2` provided by the taker\n * return the identifier of the DVD transfer as a byte signature\n */\n function calculateTransferID (\n uint256 _nonce,\n address _maker,\n address _token1,\n uint256 _token1Amount,\n address _taker,\n address _token2,\n uint256 _token2Amount\n ) public pure returns (bytes32){\n bytes32 transferID = keccak256(abi.encode(_nonce, _maker, _token1, _token1Amount, _taker, _token2, _token2Amount));\n return transferID;\n }\n\n /**\n * @dev modify the fees applied to a parity of tokens (tokens can be TREX or ERC20)\n * @param _token1 the address of the base token for the parity `_token1`/`_token2`\n * @param _token2 the address of the counterpart token for the parity `_token1`/`_token2`\n * @param _fee1 the fee to apply on `_token1` leg of the DVD transfer per 10^`_feeBase`\n * @param _fee2 the fee to apply on `_token2` leg of the DVD transfer per 10^`_feeBase`\n * @param _feeBase the precision of the fee setting, e.g. if `_feeBase` == 2 then `_fee1` and `_fee2` are in % (fee/10^`_feeBase`)\n * @param _fee1Wallet the wallet address receiving fees applied on `_token1`\n * @param _fee2Wallet the wallet address receiving fees applied on `_token2`\n * `_token1` and `_token2` need to be ERC20 or TREX tokens addresses, otherwise the transaction will fail\n * `msg.sender` has to be owner of the DVD contract or the owner of the TREX token involved in the parity (if any)\n * requires fees to be lower than 100%\n * requires `_feeBase` to be higher or equal to 2 (precision 10^2)\n * requires `_feeBase` to be lower or equal to 5 (precision 10^5) to avoid overflows\n * requires `_fee1Wallet` & `_fee2Wallet` to be non empty addresses if `_fee1` & `_fee2` are respectively set\n * note that if fees are not set for a parity the default fee is basically 0%\n * emits a `FeeModified` event\n */\n function modifyFee(address _token1, address _token2, uint _fee1, uint _fee2, uint _feeBase, address _fee1Wallet, address _fee2Wallet) external {\n require(msg.sender == owner() || isTREXOwner(_token1, msg.sender) || isTREXOwner(_token2, msg.sender), 'Ownable: only owner can call');\n require(IERC20(_token1).totalSupply() != 0 && IERC20(_token2).totalSupply() != 0, 'invalid address : address is not an ERC20');\n require(_fee1 <= 10**_feeBase && _fee1 >= 0 && _fee2 <= 10**_feeBase && _fee2 >= 0 && _feeBase <= 5 && _feeBase >= 2, 'invalid fee settings');\n if (_fee1 > 0) {\n require(_fee1Wallet != address(0), 'fee wallet 1 cannot be zero address');\n }\n if (_fee2 > 0) {\n require(_fee2Wallet != address(0), 'fee wallet 2 cannot be zero address');\n }\n bytes32 _parity = calculateParity(_token1, _token2);\n Fee memory parityFee;\n parityFee.token1Fee = _fee1;\n parityFee.token2Fee = _fee2;\n parityFee.feeBase = _feeBase;\n parityFee.fee1Wallet = _fee1Wallet;\n parityFee.fee2Wallet = _fee2Wallet;\n fee[_parity] = parityFee;\n emit FeeModified(_parity, _token1, _token2, _fee1, _fee2, _feeBase, _fee1Wallet, _fee2Wallet);\n bytes32 _reflectParity = calculateParity(_token2, _token1);\n Fee memory reflectParityFee;\n reflectParityFee.token1Fee = _fee2;\n reflectParityFee.token2Fee = _fee1;\n reflectParityFee.feeBase = _feeBase;\n reflectParityFee.fee1Wallet = _fee2Wallet;\n reflectParityFee.fee2Wallet = _fee1Wallet;\n fee[_reflectParity] = reflectParityFee;\n emit FeeModified(_reflectParity, _token2, _token1, _fee2, _fee1, _feeBase, _fee2Wallet, _fee1Wallet);\n }\n\n /**\n * @dev initiates a DVD transfer between `msg.sender` & `_counterpart`\n * @param _token1 the address of the token (ERC20 or TREX) provided by `msg.sender`\n * @param _token1Amount the amount of `_token1` that `msg.sender` will send to `_counterpart` at DVD execution time\n * @param _counterpart the address of the counterpart, which will receive `_token1Amount` of `_token1` in exchange for\n * `_token2Amount` of `_token2`\n * @param _token2 the address of the token (ERC20 or TREX) provided by `_counterpart`\n * @param _token2Amount the amount of `_token2` that `_counterpart` will send to `msg.sender` at DVD execution time\n * requires `msg.sender` to have enough `_token1` tokens to process the DVD transfer\n * requires `DVDTransferManager` contract to have the necessary allowance to process the DVD transfer on `msg.sender`\n * requires `_counterpart` to not be the 0 address\n * requires `_token1` & `_token2` to be valid token addresses\n * emits a `DVDTransferInitiated` event\n */\n function initiateDVDTransfer(address _token1, uint256 _token1Amount, address _counterpart, address _token2, uint256 _token2Amount) external {\n require(IERC20(_token1).balanceOf(msg.sender) >= _token1Amount, 'Not enough tokens in balance');\n require(IERC20(_token1).allowance(msg.sender, address(this)) >= _token1Amount, 'not enough allowance to initiate transfer');\n require (_counterpart != address(0), 'counterpart cannot be null');\n require(IERC20(_token2).totalSupply() != 0, 'invalid address : address is not an ERC20');\n Delivery memory token1;\n token1.counterpart = msg.sender;\n token1.token = _token1;\n token1.amount = _token1Amount;\n Delivery memory token2;\n token2.counterpart = _counterpart;\n token2.token = _token2;\n token2.amount = _token2Amount;\n bytes32 transferID = calculateTransferID(txNonce, token1.counterpart, token1.token, token1.amount, token2.counterpart, token2.token, token2.amount);\n token1ToDeliver[transferID] = token1;\n token2ToDeliver[transferID] = token2;\n emit DVDTransferInitiated(transferID,token1.counterpart, token1.token, token1.amount, token2.counterpart, token2.token, token2.amount);\n txNonce++;\n }\n\n /**\n * @dev execute a DVD transfer that was previously initiated through the `initiateDVDTransfer` function\n * @param _transferID the DVD transfer identifier as calculated through the `calculateTransferID` function for the initiated DVD transfer to execute\n * requires `_transferID` to exist (DVD transfer has to be initiated)\n * requires that taker (counterpart sending token2) has enough tokens in balance to process the DVD transfer\n * requires that `DVDTransferManager` contract has enough allowance to process the `token2` leg of the DVD transfer\n * requires that `msg.sender` is the taker OR the TREX agent in case a TREX token is involved in the transfer (in case of conditional transfer\n * the agent can call the function when the transfer has been approved)\n * if fees apply on one side or both sides of the transfer the fees will be sent, at transaction time, to the fees wallet previously set\n * in case fees apply the counterparts will receive less than the amounts included in the DVD transfer as part of the transfer is redirected to the\n * fee wallet at transfer execution time\n * if one or both legs of the transfer are TREX, then all the relevant checks apply on the transaction (compliance + identity checks)\n * and the transaction WILL FAIL if the TREX conditions of transfer are not respected, please refer to {Token-transfer} and {Token-transferFrom} to\n * know more about TREX conditions for transfers\n * once the DVD transfer is executed the `_transferID` is removed from the pending `_transferID` pool\n * emits a `DVDTransferExecuted` event\n */\n function takeDVDTransfer(bytes32 _transferID) external {\n Delivery memory token1 = token1ToDeliver[_transferID];\n Delivery memory token2 = token2ToDeliver[_transferID];\n require(token1.counterpart != address(0) && token2.counterpart != address(0), 'transfer ID does not exist');\n IERC20 token1Contract = IERC20(token1.token);\n IERC20 token2Contract = IERC20(token2.token);\n require (msg.sender == token2.counterpart || isTREXAgent(token1.token, msg.sender) || isTREXAgent(token2.token, msg.sender), 'transfer has to be done by the counterpart or by owner');\n require(token2Contract.balanceOf(token2.counterpart) >= token2.amount, 'Not enough tokens in balance');\n require(token2Contract.allowance(token2.counterpart, address(this)) >= token2.amount, 'not enough allowance to transfer');\n TxFees memory fees = calculateFee(_transferID);\n if (fees.txFee1 != 0) {\n token1Contract.transferFrom(token1.counterpart, token2.counterpart, (token1.amount - fees.txFee1));\n token1Contract.transferFrom(token1.counterpart, fees.fee1Wallet, fees.txFee1);\n }\n if (fees.txFee1 == 0) {\n token1Contract.transferFrom(token1.counterpart, token2.counterpart, token1.amount);\n }\n if (fees.txFee2 != 0) {\n token2Contract.transferFrom(token2.counterpart, token1.counterpart, (token2.amount - fees.txFee2));\n token2Contract.transferFrom(token2.counterpart, fees.fee2Wallet, fees.txFee2);\n }\n if (fees.txFee2 == 0) {\n token2Contract.transferFrom(token2.counterpart, token1.counterpart, token2.amount);\n }\n delete token1ToDeliver[_transferID];\n delete token2ToDeliver[_transferID];\n emit DVDTransferExecuted(_transferID);\n }\n\n /**\n * @dev delete a pending DVD transfer that was previously initiated through the `initiateDVDTransfer` function from the pool\n * @param _transferID the DVD transfer identifier as calculated through the `calculateTransferID` function for the initiated DVD transfer to delete\n * requires `_transferID` to exist (DVD transfer has to be initiated)\n * requires that `msg.sender` is the taker or the maker or the `DVDTransferManager` contract owner or the TREX agent in case a TREX token is involved in the transfer\n * once the `cancelDVDTransfer` is executed the `_transferID` is removed from the pending `_transferID` pool\n * emits a `DVDTransferCancelled` event\n */\n function cancelDVDTransfer(bytes32 _transferID) external {\n Delivery memory token1 = token1ToDeliver[_transferID];\n Delivery memory token2 = token2ToDeliver[_transferID];\n require(token1.counterpart != address(0) && token2.counterpart != address(0), 'transfer ID does not exist');\n require (msg.sender == token2.counterpart || msg.sender == token1.counterpart || msg.sender == owner() || isTREXAgent(token1.token, msg.sender) || isTREXAgent(token2.token, msg.sender), 'you are not allowed to cancel this transfer');\n delete token1ToDeliver[_transferID];\n delete token2ToDeliver[_transferID];\n emit DVDTransferCancelled(_transferID);\n }\n\n /**\n * @dev calculates the fees to apply to a specific transfer depending on the fees applied to the parity used in the transfer\n * @param _transferID the DVD transfer identifier as calculated through the `calculateTransferID` function for the transfer to calculate fees on\n * requires `_transferID` to exist (DVD transfer has to be initiated)\n * returns the fees to apply on each leg of the transfer in the form of a `TxFees` struct\n */\n function calculateFee(bytes32 _transferID) public view returns(TxFees memory) {\n TxFees memory fees;\n Delivery memory token1 = token1ToDeliver[_transferID];\n Delivery memory token2 = token2ToDeliver[_transferID];\n require(token1.counterpart != address(0) && token2.counterpart != address(0), 'transfer ID does not exist');\n bytes32 parity = calculateParity(token1.token, token2.token);\n Fee memory feeDetails = fee[parity];\n if (feeDetails.token1Fee != 0 || feeDetails.token2Fee != 0 ){\n uint _txFee1 = (token1.amount * feeDetails.token1Fee * 10**(feeDetails.feeBase - 2)) / (10**feeDetails.feeBase);\n uint _txFee2 = (token2.amount * feeDetails.token2Fee * 10**(feeDetails.feeBase - 2)) / (10**feeDetails.feeBase);\n fees.txFee1 = _txFee1;\n fees.txFee2 = _txFee2;\n fees.fee1Wallet = feeDetails.fee1Wallet;\n fees.fee2Wallet = feeDetails.fee2Wallet;\n return fees;\n }\n else {\n fees.txFee1 = 0;\n fees.txFee2 = 0;\n fees.fee1Wallet = address(0);\n fees.fee2Wallet = address(0);\n return fees;\n }\n }\n\n}\n", "sourcePath": "/home/webxpert/workspace/shipfinex/latest-repos/tokenx_smartcontract/contracts/DVD/DVDTransferManager.sol", "ast": { "absolutePath": "project:/contracts/DVD/DVDTransferManager.sol", "exportedSymbols": { "AgentRole": [ 9120 ], "Context": [ 3401 ], "DVDTransferManager": [ 4550 ], "IClaimIssuer": [ 1456 ], "IClaimTopicsRegistry": [ 6444 ], "ICompliance": [ 5596 ], "IERC20": [ 3317 ], "IERC734": [ 1609 ], "IERC735": [ 1734 ], "IIdentity": [ 1743 ], "IIdentityRegistry": [ 6637 ], "IIdentityRegistryStorage": [ 6759 ], "IToken": [ 12234 ], "ITrustedIssuersRegistry": [ 6856 ], "Ownable": [ 2505 ], "Roles": [ 11901 ] }, "id": 4551, "license": "GPL-3.0", "nodeType": "SourceUnit", "nodes": [ { "id": 3403, "literals": [ "solidity", "^", "0.8", ".0" ], "nodeType": "PragmaDirective", "src": "1093:23:21" }, { "absolutePath": "project:/contracts/roles/AgentRole.sol", "file": "../roles/AgentRole.sol", "id": 3404, "nameLocation": "-1:-1:-1", "nodeType": "ImportDirective", "scope": 4551, "sourceUnit": 9121, "src": "1117:32:21", "symbolAliases": [], "unitAlias": "" }, { "absolutePath": "project:/contracts/token/IToken.sol", "file": "../token/IToken.sol", "id": 3405, "nameLocation": "-1:-1:-1", "nodeType": "ImportDirective", "scope": 4551, "sourceUnit": 12235, "src": "1150:29:21", "symbolAliases": [], "unitAlias": "" }, { "abstract": false, "baseContracts": [ { "baseName": { "id": 3406, "name": "Ownable", "nameLocations": [ "1213:7:21" ], "nodeType": "IdentifierPath", "referencedDeclaration": 2505, "src": "1213:7:21" }, "id": 3407, "nodeType": "InheritanceSpecifier", "src": "1213:7:21" } ], "canonicalName": "DVDTransferManager", "contractDependencies": [], "contractKind": "contract", "fullyImplemented": true, "id": 4550, "linearizedBaseContracts": [ 4550, 2505, 3401 ], "name": "DVDTransferManager", "nameLocation": "1191:18:21", "nodeType": "ContractDefinition", "nodes": [ { "anonymous": false, "documentation": { "id": 3408, "nodeType": "StructuredDocumentation", "src": "1228:250:21", "text": " @dev Emitted when a DVD transfer is initiated by `maker` to swap `token1Amount` tokens `token1` (TREX or not)\n for `token2Amount` tokens `token2` with `taker`\n this event is emitted by the `initiateDVDTransfer` function" }, "eventSelector": "1eff5dd2c180a5889d45725b98546e9d8c28331caac1c279a0fdc3fe18eb29e5", "id": 3424, "name": "DVDTransferInitiated", "nameLocation": "1489:20:21", "nodeType": "EventDefinition", "parameters": { "id": 3423, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 3410, "indexed": true, "mutability": "mutable", "name": "transferID", "nameLocation": "1526:10:21", "nodeType": "VariableDeclaration", "scope": 3424, "src": "1510:26:21", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" }, "typeName": { "id": 3409, "name": "bytes32", "nodeType": "ElementaryTypeName", "src": "1510:7:21", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, "visibility": "internal" }, { "constant": false, "id": 3412, "indexed": false, "mutability": "mutable", "name": "maker", "nameLocation": "1546:5:21", "nodeType": "VariableDeclaration", "scope": 3424, "src": "1538:13:21", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 3411, "name": "address", "nodeType": "ElementaryTypeName", "src": "1538:7:21", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" }, { "constant": false, "id": 3414, "indexed": true, "mutability": "mutable", "name": "token1", "nameLocation": "1569:6:21", "nodeType": "VariableDeclaration", "scope": 3424, "src": "1553:22:21", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 3413, "name": "address", "nodeType": "ElementaryTypeName", "src": "1553:7:21", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" }, { "constant": false, "id": 3416, "indexed": false, "mutability": "mutable", "name": "token1Amount", "nameLocation": "1585:12:21", "nodeType": "VariableDeclaration", "scope": 3424, "src": "1577:20:21", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 3415, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "1577:7:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "visibility": "internal" }, { "constant": false, "id": 3418, "indexed": false, "mutability": "mutable", "name": "taker", "nameLocation": "1607:5:21", "nodeType": "VariableDeclaration", "scope": 3424, "src": "1599:13:21", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 3417, "name": "address", "nodeType": "ElementaryTypeName", "src": "1599:7:21", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" }, { "constant": false, "id": 3420, "indexed": true, "mutability": "mutable", "name": "token2", "nameLocation": "1630:6:21", "nodeType": "VariableDeclaration", "scope": 3424, "src": "1614:22:21", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 3419, "name": "address", "nodeType": "ElementaryTypeName", "src": "1614:7:21", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" }, { "constant": false, "id": 3422, "indexed": false, "mutability": "mutable", "name": "token2Amount", "nameLocation": "1646:12:21", "nodeType": "VariableDeclaration", "scope": 3424, "src": "1638:20:21", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 3421, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "1638:7:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "visibility": "internal" } ], "src": "1509:150:21" }, "src": "1483:177:21" }, { "anonymous": false, "documentation": { "id": 3425, "nodeType": "StructuredDocumentation", "src": "1666:268:21", "text": " @dev Emitted when a DVD transfer is validated by `taker` and executed either by `taker` either by the agent of the TREX token\n if the TREX token is subject to conditional transfers\n this event is emitted by the `takeDVDTransfer` function" }, "eventSelector": "094682e7da443a5bb6ea2c900d20d36aaff04228fe22fc6dd65a58a37695be8b", "id": 3429, "name": "DVDTransferExecuted", "nameLocation": "1945:19:21", "nodeType": "EventDefinition", "parameters": { "id": 3428, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 3427, "indexed": true, "mutability": "mutable", "name": "transferID", "nameLocation": "1981:10:21", "nodeType": "VariableDeclaration", "scope": 3429, "src": "1965:26:21", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" }, "typeName": { "id": 3426, "name": "bytes32", "nodeType": "ElementaryTypeName", "src": "1965:7:21", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, "visibility": "internal" } ], "src": "1964:28:21" }, "src": "1939:54:21" }, { "anonymous": false, "documentation": { "id": 3430, "nodeType": "StructuredDocumentation", "src": "1999:129:21", "text": " @dev Emitted when a DVD transfer is cancelled\n this event is emitted by the `cancelDVDTransfer` function" }, "eventSelector": "b34dd23f375e48f42dfe5fbb1f8945e706c80dbfaec32c6e978fcf70091306c9", "id": 3434, "name": "DVDTransferCancelled", "nameLocation": "2139:20:21", "nodeType": "EventDefinition", "parameters": { "id": 3433, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 3432, "indexed": true, "mutability": "mutable", "name": "transferID", "nameLocation": "2176:10:21", "nodeType": "VariableDeclaration", "scope": 3434, "src": "2160:26:21", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" }, "typeName": { "id": 3431, "name": "bytes32", "nodeType": "ElementaryTypeName", "src": "2160:7:21", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, "visibility": "internal" } ], "src": "2159:28:21" }, "src": "2133:55:21" }, { "anonymous": false, "documentation": { "id": 3435, "nodeType": "StructuredDocumentation", "src": "2194:129:21", "text": " @dev Emitted when a DVD transfer is cancelled\n this event is emitted by the `cancelDVDTransfer` function" }, "eventSelector": "2a53ccababe5ceadaebcbb25eb002de52dd1042821dee5cd6dd890c0651c535f", "id": 3453, "name": "FeeModified", "nameLocation": "2334:11:21", "nodeType": "EventDefinition", "parameters": { "id": 3452, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 3437, "indexed": true, "mutability": "mutable", "name": "parity", "nameLocation": "2362:6:21", "nodeType": "VariableDeclaration", "scope": 3453, "src": "2346:22:21", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" }, "typeName": { "id": 3436, "name": "bytes32", "nodeType": "ElementaryTypeName", "src": "2346:7:21", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, "visibility": "internal" }, { "constant": false, "id": 3439, "indexed": false, "mutability": "mutable", "name": "token1", "nameLocation": "2378:6:21", "nodeType": "VariableDeclaration", "scope": 3453, "src": "2370:14:21", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 3438, "name": "address", "nodeType": "ElementaryTypeName", "src": "2370:7:21", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" }, { "constant": false, "id": 3441, "indexed": false, "mutability": "mutable", "name": "token2", "nameLocation": "2394:6:21", "nodeType": "VariableDeclaration", "scope": 3453, "src": "2386:14:21", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 3440, "name": "address", "nodeType": "ElementaryTypeName", "src": "2386:7:21", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" }, { "constant": false, "id": 3443, "indexed": false, "mutability": "mutable", "name": "fee1", "nameLocation": "2407:4:21", "nodeType": "VariableDeclaration", "scope": 3453, "src": "2402:9:21", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 3442, "name": "uint", "nodeType": "ElementaryTypeName", "src": "2402:4:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "visibility": "internal" }, { "constant": false, "id": 3445, "indexed": false, "mutability": "mutable", "name": "fee2", "nameLocation": "2418:4:21", "nodeType": "VariableDeclaration", "scope": 3453, "src": "2413:9:21", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 3444, "name": "uint", "nodeType": "ElementaryTypeName", "src": "2413:4:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "visibility": "internal" }, { "constant": false, "id": 3447, "indexed": false, "mutability": "mutable", "name": "feeBase", "nameLocation": "2429:7:21", "nodeType": "VariableDeclaration", "scope": 3453, "src": "2424:12:21", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 3446, "name": "uint", "nodeType": "ElementaryTypeName", "src": "2424:4:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "visibility": "internal" }, { "constant": false, "id": 3449, "indexed": false, "mutability": "mutable", "name": "fee1Wallet", "nameLocation": "2446:10:21", "nodeType": "VariableDeclaration", "scope": 3453, "src": "2438:18:21", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 3448, "name": "address", "nodeType": "ElementaryTypeName", "src": "2438:7:21", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" }, { "constant": false, "id": 3451, "indexed": false, "mutability": "mutable", "name": "fee2Wallet", "nameLocation": "2466:10:21", "nodeType": "VariableDeclaration", "scope": 3453, "src": "2458:18:21", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 3450, "name": "address", "nodeType": "ElementaryTypeName", "src": "2458:7:21", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" } ], "src": "2345:132:21" }, "src": "2328:150:21" }, { "canonicalName": "DVDTransferManager.Delivery", "id": 3460, "members": [ { "constant": false, "id": 3455, "mutability": "mutable", "name": "counterpart", "nameLocation": "2518:11:21", "nodeType": "VariableDeclaration", "scope": 3460, "src": "2510:19:21", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 3454, "name": "address", "nodeType": "ElementaryTypeName", "src": "2510:7:21", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" }, { "constant": false, "id": 3457, "mutability": "mutable", "name": "token", "nameLocation": "2547:5:21", "nodeType": "VariableDeclaration", "scope": 3460, "src": "2539:13:21", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 3456, "name": "address", "nodeType": "ElementaryTypeName", "src": "2539:7:21", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" }, { "constant": false, "id": 3459, "mutability": "mutable", "name": "amount", "nameLocation": "2570:6:21", "nodeType": "VariableDeclaration", "scope": 3460, "src": "2562:14:21", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 3458, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "2562:7:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "visibility": "internal" } ], "name": "Delivery", "nameLocation": "2491:8:21", "nodeType": "StructDefinition", "scope": 4550, "src": "2484:99:21", "visibility": "public" }, { "canonicalName": "DVDTransferManager.Fee", "id": 3471, "members": [ { "constant": false, "id": 3462, "mutability": "mutable", "name": "token1Fee", "nameLocation": "2615:9:21", "nodeType": "VariableDeclaration", "scope": 3471, "src": "2610:14:21", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 3461, "name": "uint", "nodeType": "ElementaryTypeName", "src": "2610:4:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "visibility": "internal" }, { "constant": false, "id": 3464, "mutability": "mutable", "name": "token2Fee", "nameLocation": "2639:9:21", "nodeType": "VariableDeclaration", "scope": 3471, "src": "2634:14:21", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 3463, "name": "uint", "nodeType": "ElementaryTypeName", "src": "2634:4:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "visibility": "internal" }, { "constant": false, "id": 3466, "mutability": "mutable", "name": "feeBase", "nameLocation": "2663:7:21", "nodeType": "VariableDeclaration", "scope": 3471, "src": "2658:12:21", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 3465, "name": "uint", "nodeType": "ElementaryTypeName", "src": "2658:4:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "visibility": "internal" }, { "constant": false, "id": 3468, "mutability": "mutable", "name": "fee1Wallet", "nameLocation": "2688:10:21", "nodeType": "VariableDeclaration", "scope": 3471, "src": "2680:18:21", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 3467, "name": "address", "nodeType": "ElementaryTypeName", "src": "2680:7:21", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" }, { "constant": false, "id": 3470, "mutability": "mutable", "name": "fee2Wallet", "nameLocation": "2716:10:21", "nodeType": "VariableDeclaration", "scope": 3471, "src": "2708:18:21", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 3469, "name": "address", "nodeType": "ElementaryTypeName", "src": "2708:7:21", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" } ], "name": "Fee", "nameLocation": "2596:3:21", "nodeType": "StructDefinition", "scope": 4550, "src": "2589:144:21", "visibility": "public" }, { "canonicalName": "DVDTransferManager.TxFees", "id": 3480, "members": [ { "constant": false, "id": 3473, "mutability": "mutable", "name": "txFee1", "nameLocation": "2768:6:21", "nodeType": "VariableDeclaration", "scope": 3480, "src": "2763:11:21", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 3472, "name": "uint", "nodeType": "ElementaryTypeName", "src": "2763:4:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "visibility": "internal" }, { "constant": false, "id": 3475, "mutability": "mutable", "name": "txFee2", "nameLocation": "2789:6:21", "nodeType": "VariableDeclaration", "scope": 3480, "src": "2784:11:21", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 3474, "name": "uint", "nodeType": "ElementaryTypeName", "src": "2784:4:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "visibility": "internal" }, { "constant": false, "id": 3477, "mutability": "mutable", "name": "fee1Wallet", "nameLocation": "2813:10:21", "nodeType": "VariableDeclaration", "scope": 3480, "src": "2805:18:21", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 3476, "name": "address", "nodeType": "ElementaryTypeName", "src": "2805:7:21", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" }, { "constant": false, "id": 3479, "mutability": "mutable", "name": "fee2Wallet", "nameLocation": "2841:10:21", "nodeType": "VariableDeclaration", "scope": 3480, "src": "2833:18:21", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 3478, "name": "address", "nodeType": "ElementaryTypeName", "src": "2833:7:21", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" } ], "name": "TxFees", "nameLocation": "2746:6:21", "nodeType": "StructDefinition", "scope": 4550, "src": "2739:119:21", "visibility": "public" }, { "constant": false, "functionSelector": "27cdab06", "id": 3485, "mutability": "mutable", "name": "fee", "nameLocation": "2943:3:21", "nodeType": "VariableDeclaration", "scope": 4550, "src": "2912:34:21", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_bytes32_$_t_struct$_Fee_$3471_storage_$", "typeString": "mapping(bytes32 => struct DVDTransferManager.Fee)" }, "typeName": { "id": 3484, "keyType": { "id": 3481, "name": "bytes32", "nodeType": "ElementaryTypeName", "src": "2920:7:21", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, "nodeType": "Mapping", "src": "2912:23:21", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_bytes32_$_t_struct$_Fee_$3471_storage_$", "typeString": "mapping(bytes32 => struct DVDTransferManager.Fee)" }, "valueType": { "id": 3483, "nodeType": "UserDefinedTypeName", "pathNode": { "id": 3482, "name": "Fee", "nameLocations": [ "2931:3:21" ], "nodeType": "IdentifierPath", "referencedDeclaration": 3471, "src": "2931:3:21" }, "referencedDeclaration": 3471, "src": "2931:3:21", "typeDescriptions": { "typeIdentifier": "t_struct$_Fee_$3471_storage_ptr", "typeString": "struct DVDTransferManager.Fee" } } }, "visibility": "public" }, { "constant": false, "functionSelector": "77722075", "id": 3490, "mutability": "mutable", "name": "token1ToDeliver", "nameLocation": "3036:15:21", "nodeType": "VariableDeclaration", "scope": 4550, "src": "3000:51:21", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_bytes32_$_t_struct$_Delivery_$3460_storage_$", "typeString": "mapping(bytes32 => struct DVDTransferManager.Delivery)" }, "typeName": { "id": 3489, "keyType": { "id": 3486, "name": "bytes32", "nodeType": "ElementaryTypeName", "src": "3008:7:21", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, "nodeType": "Mapping", "src": "3000:28:21", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_bytes32_$_t_struct$_Delivery_$3460_storage_$", "typeString": "mapping(bytes32 => struct DVDTransferManager.Delivery)" }, "valueType": { "id": 3488, "nodeType": "UserDefinedTypeName", "pathNode": { "id": 3487, "name": "Delivery", "nameLocations": [ "3019:8:21" ], "nodeType": "IdentifierPath", "referencedDeclaration": 3460, "src": "3019:8:21" }, "referencedDeclaration": 3460, "src": "3019:8:21", "typeDescriptions": { "typeIdentifier": "t_struct$_Delivery_$3460_storage_ptr", "typeString": "struct DVDTransferManager.Delivery" } } }, "visibility": "public" }, { "constant": false, "functionSelector": "0f7f6811", "id": 3495, "mutability": "mutable", "name": "token2ToDeliver", "nameLocation": "3141:15:21", "nodeType": "VariableDeclaration", "scope": 4550, "src": "3105:51:21", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_bytes32_$_t_struct$_Delivery_$3460_storage_$", "typeString": "mapping(bytes32 => struct DVDTransferManager.Delivery)" }, "typeName": { "id": 3494, "keyType": { "id": 3491, "name": "bytes32", "nodeType": "ElementaryTypeName", "src": "3113:7:21", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, "nodeType": "Mapping", "src": "3105:28:21", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_bytes32_$_t_struct$_Delivery_$3460_storage_$", "typeString": "mapping(bytes32 => struct DVDTransferManager.Delivery)" }, "valueType": { "id": 3493, "nodeType": "UserDefinedTypeName", "pathNode": { "id": 3492, "name": "Delivery", "nameLocations": [ "3124:8:21" ], "nodeType": "IdentifierPath", "referencedDeclaration": 3460, "src": "3124:8:21" }, "referencedDeclaration": 3460, "src": "3124:8:21", "typeDescriptions": { "typeIdentifier": "t_struct$_Delivery_$3460_storage_ptr", "typeString": "struct DVDTransferManager.Delivery" } } }, "visibility": "public" }, { "constant": false, "functionSelector": "c66323e5", "id": 3497, "mutability": "mutable", "name": "txNonce", "nameLocation": "3253:7:21", "nodeType": "VariableDeclaration", "scope": 4550, "src": "3238:22:21", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 3496, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "3238:7:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "visibility": "public" }, { "body": { "id": 3504, "nodeType": "Block", "src": "3312:28:21", "statements": [ { "expression": { "id": 3502, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "id": 3500, "name": "txNonce", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3497, "src": "3322:7:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "Assignment", "operator": "=", "rightHandSide": { "hexValue": "30", "id": 3501, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "3332:1:21", "typeDescriptions": { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" }, "value": "0" }, "src": "3322:11:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "id": 3503, "nodeType": "ExpressionStatement", "src": "3322:11:21" } ] }, "id": 3505, "implemented": true, "kind": "constructor", "modifiers": [], "name": "", "nameLocation": "-1:-1:-1", "nodeType": "FunctionDefinition", "parameters": { "id": 3498, "nodeType": "ParameterList", "parameters": [], "src": "3310:2:21" }, "returnParameters": { "id": 3499, "nodeType": "ParameterList", "parameters": [], "src": "3312:0:21" }, "scope": 4550, "src": "3299:41:21", "stateMutability": "nonpayable", "virtual": false, "visibility": "public" }, { "body": { "id": 3527, "nodeType": "Block", "src": "3664:96:21", "statements": [ { "assignments": [ 3516 ], "declarations": [ { "constant": false, "id": 3516, "mutability": "mutable", "name": "parity", "nameLocation": "3682:6:21", "nodeType": "VariableDeclaration", "scope": 3527, "src": "3674:14:21", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" }, "typeName": { "id": 3515, "name": "bytes32", "nodeType": "ElementaryTypeName", "src": "3674:7:21", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, "visibility": "internal" } ], "id": 3524, "initialValue": { "arguments": [ { "arguments": [ { "id": 3520, "name": "_token1", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3508, "src": "3712:7:21", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "id": 3521, "name": "_token2", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3510, "src": "3721:7:21", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_address", "typeString": "address" } ], "expression": { "id": 3518, "name": "abi", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4294967295, "src": "3701:3:21", "typeDescriptions": { "typeIdentifier": "t_magic_abi", "typeString": "abi" } }, "id": 3519, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "memberLocation": "3705:6:21", "memberName": "encode", "nodeType": "MemberAccess", "src": "3701:10:21", "typeDescriptions": { "typeIdentifier": "t_function_abiencode_pure$__$returns$_t_bytes_memory_ptr_$", "typeString": "function () pure returns (bytes memory)" } }, "id": 3522, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "nameLocations": [], "names": [], "nodeType": "FunctionCall", "src": "3701:28:21", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } ], "id": 3517, "name": "keccak256", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4294967288, "src": "3691:9:21", "typeDescriptions": { "typeIdentifier": "t_function_keccak256_pure$_t_bytes_memory_ptr_$returns$_t_bytes32_$", "typeString": "function (bytes memory) pure returns (bytes32)" } }, "id": 3523, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "nameLocations": [], "names": [], "nodeType": "FunctionCall", "src": "3691:39:21", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, "nodeType": "VariableDeclarationStatement", "src": "3674:56:21" }, { "expression": { "id": 3525, "name": "parity", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3516, "src": "3747:6:21", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, "functionReturnParameters": 3514, "id": 3526, "nodeType": "Return", "src": "3740:13:21" } ] }, "documentation": { "id": 3506, "nodeType": "StructuredDocumentation", "src": "3347:222:21", "text": " @dev calculates the parity byte signature\n @param _token1 the address of the base token\n @param _token2 the address of the counterpart token\n return the byte signature of the parity" }, "functionSelector": "344ae659", "id": 3528, "implemented": true, "kind": "function", "modifiers": [], "name": "calculateParity", "nameLocation": "3583:15:21", "nodeType": "FunctionDefinition", "parameters": { "id": 3511, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 3508, "mutability": "mutable", "name": "_token1", "nameLocation": "3608:7:21", "nodeType": "VariableDeclaration", "scope": 3528, "src": "3600:15:21", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 3507, "name": "address", "nodeType": "ElementaryTypeName", "src": "3600:7:21", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" }, { "constant": false, "id": 3510, "mutability": "mutable", "name": "_token2", "nameLocation": "3625:7:21", "nodeType": "VariableDeclaration", "scope": 3528, "src": "3617:15:21", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 3509, "name": "address", "nodeType": "ElementaryTypeName", "src": "3617:7:21", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" } ], "src": "3599:34:21" }, "returnParameters": { "id": 3514, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 3513, "mutability": "mutable", "name": "", "nameLocation": "-1:-1:-1", "nodeType": "VariableDeclaration", "scope": 3528, "src": "3655:7:21", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" }, "typeName": { "id": 3512, "name": "bytes32", "nodeType": "ElementaryTypeName", "src": "3655:7:21", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, "visibility": "internal" } ], "src": "3654:9:21" }, "scope": 4550, "src": "3574:186:21", "stateMutability": "pure", "virtual": false, "visibility": "public" }, { "body": { "id": 3567, "nodeType": "Block", "src": "4285:260:21", "statements": [ { "clauses": [ { "block": { "id": 3560, "nodeType": "Block", "src": "4365:122:21", "statements": [ { "condition": { "commonType": { "typeIdentifier": "t_address", "typeString": "address" }, "id": 3553, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "arguments": [ { "id": 3547, "name": "_ir", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3543, "src": "4391:3:21", "typeDescriptions": { "typeIdentifier": "t_contract$_IIdentityRegistry_$6637", "typeString": "contract IIdentityRegistry" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_contract$_IIdentityRegistry_$6637", "typeString": "contract IIdentityRegistry" } ], "id": 3546, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "ElementaryTypeNameExpression", "src": "4383:7:21", "typeDescriptions": { "typeIdentifier": "t_type$_t_address_$", "typeString": "type(address)" }, "typeName": { "id": 3545, "name": "address", "nodeType": "ElementaryTypeName", "src": "4383:7:21", "typeDescriptions": {} } }, "id": 3548, "isConstant": false, "isLValue": false, "isPure": false, "kind": "typeConversion", "lValueRequested": false, "nameLocations": [], "names": [], "nodeType": "FunctionCall", "src": "4383:12:21", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "nodeType": "BinaryOperation", "operator": "!=", "rightExpression": { "arguments": [ { "hexValue": "30", "id": 3551, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "4407:1:21", "typeDescriptions": { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" }, "value": "0" } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" } ], "id": 3550, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "ElementaryTypeNameExpression", "src": "4399:7:21", "typeDescriptions": { "typeIdentifier": "t_type$_t_address_$", "typeString": "type(address)" }, "typeName": { "id": 3549, "name": "address", "nodeType": "ElementaryTypeName", "src": "4399:7:21", "typeDescriptions": {} } }, "id": 3552, "isConstant": false, "isLValue": false, "isPure": true, "kind": "typeConversion", "lValueRequested": false, "nameLocations": [], "names": [], "nodeType": "FunctionCall", "src": "4399:10:21", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "src": "4383:26:21", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "id": 3557, "nodeType": "IfStatement", "src": "4379:76:21", "trueBody": { "id": 3556, "nodeType": "Block", "src": "4411:44:21", "statements": [ { "expression": { "hexValue": "74727565", "id": 3554, "isConstant": false, "isLValue": false, "isPure": true, "kind": "bool", "lValueRequested": false, "nodeType": "Literal", "src": "4436:4:21", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" }, "value": "true" }, "functionReturnParameters": 3535, "id": 3555, "nodeType": "Return", "src": "4429:11:21" } ] } }, { "expression": { "hexValue": "66616c7365", "id": 3558, "isConstant": false, "isLValue": false, "isPure": true, "kind": "bool", "lValueRequested": false, "nodeType": "Literal", "src": "4471:5:21", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" }, "value": "false" }, "functionReturnParameters": 3535, "id": 3559, "nodeType": "Return", "src": "4464:12:21" } ] }, "errorName": "", "id": 3561, "nodeType": "TryCatchClause", "parameters": { "id": 3544, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 3543, "mutability": "mutable", "name": "_ir", "nameLocation": "4360:3:21", "nodeType": "VariableDeclaration", "scope": 3561, "src": "4342:21:21", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_contract$_IIdentityRegistry_$6637", "typeString": "contract IIdentityRegistry" }, "typeName": { "id": 3542, "nodeType": "UserDefinedTypeName", "pathNode": { "id": 3541, "name": "IIdentityRegistry", "nameLocations": [ "4342:17:21" ], "nodeType": "IdentifierPath", "referencedDeclaration": 6637, "src": "4342:17:21" }, "referencedDeclaration": 6637, "src": "4342:17:21", "typeDescriptions": { "typeIdentifier": "t_contract$_IIdentityRegistry_$6637", "typeString": "contract IIdentityRegistry" } }, "visibility": "internal" } ], "src": "4341:23:21" }, "src": "4333:154:21" }, { "block": { "id": 3564, "nodeType": "Block", "src": "4502:37:21", "statements": [ { "expression": { "hexValue": "66616c7365", "id": 3562, "isConstant": false, "isLValue": false, "isPure": true, "kind": "bool", "lValueRequested": false, "nodeType": "Literal", "src": "4523:5:21", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" }, "value": "false" }, "functionReturnParameters": 3535, "id": 3563, "nodeType": "Return", "src": "4516:12:21" } ] }, "errorName": "", "id": 3565, "nodeType": "TryCatchClause", "src": "4496:43:21" } ], "externalCall": { "arguments": [], "expression": { "argumentTypes": [], "expression": { "arguments": [ { "id": 3537, "name": "_token", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3531, "src": "4306:6:21", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" } ], "id": 3536, "name": "IToken", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 12234, "src": "4299:6:21", "typeDescriptions": { "typeIdentifier": "t_type$_t_contract$_IToken_$12234_$", "typeString": "type(contract IToken)" } }, "id": 3538, "isConstant": false, "isLValue": false, "isPure": false, "kind": "typeConversion", "lValueRequested": false, "nameLocations": [], "names": [], "nodeType": "FunctionCall", "src": "4299:14:21", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_contract$_IToken_$12234", "typeString": "contract IToken" } }, "id": 3539, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberLocation": "4314:16:21", "memberName": "identityRegistry", "nodeType": "MemberAccess", "referencedDeclaration": 12011, "src": "4299:31:21", "typeDescriptions": { "typeIdentifier": "t_function_external_view$__$returns$_t_contract$_IIdentityRegistry_$6637_$", "typeString": "function () view external returns (contract IIdentityRegistry)" } }, "id": 3540, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "nameLocations": [], "names": [], "nodeType": "FunctionCall", "src": "4299:33:21", "tryCall": true, "typeDescriptions": { "typeIdentifier": "t_contract$_IIdentityRegistry_$6637", "typeString": "contract IIdentityRegistry" } }, "id": 3566, "nodeType": "TryStatement", "src": "4295:244:21" } ] }, "documentation": { "id": 3529, "nodeType": "StructuredDocumentation", "src": "3766:455:21", "text": " @dev check if `_token` corresponds to a functional TREX token (with identity registry initiated)\n @param _token the address token to check\n the function will try to call `identityRegistry()` on the address, which is a getter specific to TREX tokens\n if the call pass and returns an address it means that the token is a TREX, otherwise it's not a TREX\n return `true` if the token is a TREX, `false` otherwise" }, "functionSelector": "eb08e261", "id": 3568, "implemented": true, "kind": "function", "modifiers": [], "name": "isTREX", "nameLocation": "4235:6:21", "nodeType": "FunctionDefinition", "parameters": { "id": 3532, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 3531, "mutability": "mutable", "name": "_token", "nameLocation": "4250:6:21", "nodeType": "VariableDeclaration", "scope": 3568, "src": "4242:14:21", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 3530, "name": "address", "nodeType": "ElementaryTypeName", "src": "4242:7:21", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" } ], "src": "4241:16:21" }, "returnParameters": { "id": 3535, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 3534, "mutability": "mutable", "name": "", "nameLocation": "-1:-1:-1", "nodeType": "VariableDeclaration", "scope": 3568, "src": "4279:4:21", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" }, "typeName": { "id": 3533, "name": "bool", "nodeType": "ElementaryTypeName", "src": "4279:4:21", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "visibility": "internal" } ], "src": "4278:6:21" }, "scope": 4550, "src": "4226:319:21", "stateMutability": "view", "virtual": false, "visibility": "public" }, { "body": { "id": 3592, "nodeType": "Block", "src": "4977:109:21", "statements": [ { "condition": { "arguments": [ { "id": 3579, "name": "_token", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3571, "src": "4994:6:21", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" } ], "id": 3578, "name": "isTREX", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3568, "src": "4987:6:21", "typeDescriptions": { "typeIdentifier": "t_function_internal_view$_t_address_$returns$_t_bool_$", "typeString": "function (address) view returns (bool)" } }, "id": 3580, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "nameLocations": [], "names": [], "nodeType": "FunctionCall", "src": "4987:14:21", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "id": 3589, "nodeType": "IfStatement", "src": "4983:75:21", "trueBody": { "id": 3588, "nodeType": "Block", "src": "5002:56:21", "statements": [ { "expression": { "arguments": [ { "id": 3585, "name": "_user", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3573, "src": "5045:5:21", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" } ], "expression": { "arguments": [ { "id": 3582, "name": "_token", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3571, "src": "5029:6:21", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" } ], "id": 3581, "name": "AgentRole", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9120, "src": "5019:9:21", "typeDescriptions": { "typeIdentifier": "t_type$_t_contract$_AgentRole_$9120_$", "typeString": "type(contract AgentRole)" } }, "id": 3583, "isConstant": false, "isLValue": false, "isPure": false, "kind": "typeConversion", "lValueRequested": false, "nameLocations": [], "names": [], "nodeType": "FunctionCall", "src": "5019:17:21", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_contract$_AgentRole_$9120", "typeString": "contract AgentRole" } }, "id": 3584, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberLocation": "5037:7:21", "memberName": "isAgent", "nodeType": "MemberAccess", "referencedDeclaration": 9083, "src": "5019:25:21", "typeDescriptions": { "typeIdentifier": "t_function_external_view$_t_address_$returns$_t_bool_$", "typeString": "function (address) view external returns (bool)" } }, "id": 3586, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "nameLocations": [], "names": [], "nodeType": "FunctionCall", "src": "5019:32:21", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "functionReturnParameters": 3577, "id": 3587, "nodeType": "Return", "src": "5012:39:21" } ] } }, { "expression": { "hexValue": "66616c7365", "id": 3590, "isConstant": false, "isLValue": false, "isPure": true, "kind": "bool", "lValueRequested": false, "nodeType": "Literal", "src": "5074:5:21", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" }, "value": "false" }, "functionReturnParameters": 3577, "id": 3591, "nodeType": "Return", "src": "5067:12:21" } ] }, "documentation": { "id": 3569, "nodeType": "StructuredDocumentation", "src": "4551:342:21", "text": " @dev check if `_user` is a TREX agent of `_token`\n @param _token the address token to check\n @param _user the wallet address\n if `_token` is a TREX token this function will check if `_user` is registered as an agent on it\n return `true` if `_user` is agent of `_token`, return `false` otherwise" }, "functionSelector": "23379251", "id": 3593, "implemented": true, "kind": "function", "modifiers": [], "name": "isTREXAgent", "nameLocation": "4907:11:21", "nodeType": "FunctionDefinition", "parameters": { "id": 3574, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 3571, "mutability": "mutable", "name": "_token", "nameLocation": "4927:6:21", "nodeType": "VariableDeclaration", "scope": 3593, "src": "4919:14:21", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 3570, "name": "address", "nodeType": "ElementaryTypeName", "src": "4919:7:21", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" }, { "constant": false, "id": 3573, "mutability": "mutable", "name": "_user", "nameLocation": "4943:5:21", "nodeType": "VariableDeclaration", "scope": 3593, "src": "4935:13:21", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 3572, "name": "address", "nodeType": "ElementaryTypeName", "src": "4935:7:21", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" } ], "src": "4918:31:21" }, "returnParameters": { "id": 3577, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 3576, "mutability": "mutable", "name": "", "nameLocation": "-1:-1:-1", "nodeType": "VariableDeclaration", "scope": 3593, "src": "4971:4:21", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" }, "typeName": { "id": 3575, "name": "bool", "nodeType": "ElementaryTypeName", "src": "4971:4:21", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "visibility": "internal" } ], "src": "4970:6:21" }, "scope": 4550, "src": "4898:188:21", "stateMutability": "view", "virtual": false, "visibility": "public" }, { "body": { "id": 3618, "nodeType": "Block", "src": "5518:121:21", "statements": [ { "condition": { "arguments": [ { "id": 3604, "name": "_token", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3596, "src": "5539:6:21", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" } ], "id": 3603, "name": "isTREX", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3568, "src": "5532:6:21", "typeDescriptions": { "typeIdentifier": "t_function_internal_view$_t_address_$returns$_t_bool_$", "typeString": "function (address) view returns (bool)" } }, "id": 3605, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "nameLocations": [], "names": [], "nodeType": "FunctionCall", "src": "5532:14:21", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "id": 3615, "nodeType": "IfStatement", "src": "5528:83:21", "trueBody": { "id": 3614, "nodeType": "Block", "src": "5547:64:21", "statements": [ { "expression": { "commonType": { "typeIdentifier": "t_address", "typeString": "address" }, "id": 3612, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "arguments": [], "expression": { "argumentTypes": [], "expression": { "arguments": [ { "id": 3607, "name": "_token", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3596, "src": "5576:6:21", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" } ], "id": 3606, "name": "Ownable", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2505, "src": "5568:7:21", "typeDescriptions": { "typeIdentifier": "t_type$_t_contract$_Ownable_$2505_$", "typeString": "type(contract Ownable)" } }, "id": 3608, "isConstant": false, "isLValue": false, "isPure": false, "kind": "typeConversion", "lValueRequested": false, "nameLocations": [], "names": [], "nodeType": "FunctionCall", "src": "5568:15:21", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_contract$_Ownable_$2505", "typeString": "contract Ownable" } }, "id": 3609, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberLocation": "5584:5:21", "memberName": "owner", "nodeType": "MemberAccess", "referencedDeclaration": 2433, "src": "5568:21:21", "typeDescriptions": { "typeIdentifier": "t_function_external_view$__$returns$_t_address_$", "typeString": "function () view external returns (address)" } }, "id": 3610, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "nameLocations": [], "names": [], "nodeType": "FunctionCall", "src": "5568:23:21", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "nodeType": "BinaryOperation", "operator": "==", "rightExpression": { "id": 3611, "name": "_user", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3598, "src": "5595:5:21", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "src": "5568:32:21", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "functionReturnParameters": 3602, "id": 3613, "nodeType": "Return", "src": "5561:39:21" } ] } }, { "expression": { "hexValue": "66616c7365", "id": 3616, "isConstant": false, "isLValue": false, "isPure": true, "kind": "bool", "lValueRequested": false, "nodeType": "Literal", "src": "5627:5:21", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" }, "value": "false" }, "functionReturnParameters": 3602, "id": 3617, "nodeType": "Return", "src": "5620:12:21" } ] }, "documentation": { "id": 3594, "nodeType": "StructuredDocumentation", "src": "5092:342:21", "text": " @dev check if `_user` is a TREX owner of `_token`\n @param _token the address token to check\n @param _user the wallet address\n if `_token` is a TREX token this function will check if `_user` is registered as an owner on it\n return `true` if `_user` is owner of `_token`, return `false` otherwise" }, "functionSelector": "afc99141", "id": 3619, "implemented": true, "kind": "function", "modifiers": [], "name": "isTREXOwner", "nameLocation": "5448:11:21", "nodeType": "FunctionDefinition", "parameters": { "id": 3599, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 3596, "mutability": "mutable", "name": "_token", "nameLocation": "5468:6:21", "nodeType": "VariableDeclaration", "scope": 3619, "src": "5460:14:21", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 3595, "name": "address", "nodeType": "ElementaryTypeName", "src": "5460:7:21", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" }, { "constant": false, "id": 3598, "mutability": "mutable", "name": "_user", "nameLocation": "5484:5:21", "nodeType": "VariableDeclaration", "scope": 3619, "src": "5476:13:21", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 3597, "name": "address", "nodeType": "ElementaryTypeName", "src": "5476:7:21", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" } ], "src": "5459:31:21" }, "returnParameters": { "id": 3602, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 3601, "mutability": "mutable", "name": "", "nameLocation": "-1:-1:-1", "nodeType": "VariableDeclaration", "scope": 3619, "src": "5512:4:21", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" }, "typeName": { "id": 3600, "name": "bool", "nodeType": "ElementaryTypeName", "src": "5512:4:21", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "visibility": "internal" } ], "src": "5511:6:21" }, "scope": 4550, "src": "5439:200:21", "stateMutability": "view", "virtual": false, "visibility": "public" }, { "body": { "id": 3656, "nodeType": "Block", "src": "6617:158:21", "statements": [ { "assignments": [ 3640 ], "declarations": [ { "constant": false, "id": 3640, "mutability": "mutable", "name": "transferID", "nameLocation": "6635:10:21", "nodeType": "VariableDeclaration", "scope": 3656, "src": "6627:18:21", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" }, "typeName": { "id": 3639, "name": "bytes32", "nodeType": "ElementaryTypeName", "src": "6627:7:21", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, "visibility": "internal" } ], "id": 3653, "initialValue": { "arguments": [ { "arguments": [ { "id": 3644, "name": "_nonce", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3622, "src": "6669:6:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, { "id": 3645, "name": "_maker", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3624, "src": "6677:6:21", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "id": 3646, "name": "_token1", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3626, "src": "6685:7:21", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "id": 3647, "name": "_token1Amount", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3628, "src": "6694:13:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, { "id": 3648, "name": "_taker", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3630, "src": "6709:6:21", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "id": 3649, "name": "_token2", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3632, "src": "6717:7:21", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "id": 3650, "name": "_token2Amount", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3634, "src": "6726:13:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_uint256", "typeString": "uint256" }, { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_uint256", "typeString": "uint256" }, { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_uint256", "typeString": "uint256" } ], "expression": { "id": 3642, "name": "abi", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4294967295, "src": "6658:3:21", "typeDescriptions": { "typeIdentifier": "t_magic_abi", "typeString": "abi" } }, "id": 3643, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "memberLocation": "6662:6:21", "memberName": "encode", "nodeType": "MemberAccess", "src": "6658:10:21", "typeDescriptions": { "typeIdentifier": "t_function_abiencode_pure$__$returns$_t_bytes_memory_ptr_$", "typeString": "function () pure returns (bytes memory)" } }, "id": 3651, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "nameLocations": [], "names": [], "nodeType": "FunctionCall", "src": "6658:82:21", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } ], "id": 3641, "name": "keccak256", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4294967288, "src": "6648:9:21", "typeDescriptions": { "typeIdentifier": "t_function_keccak256_pure$_t_bytes_memory_ptr_$returns$_t_bytes32_$", "typeString": "function (bytes memory) pure returns (bytes32)" } }, "id": 3652, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "nameLocations": [], "names": [], "nodeType": "FunctionCall", "src": "6648:93:21", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, "nodeType": "VariableDeclarationStatement", "src": "6627:114:21" }, { "expression": { "id": 3654, "name": "transferID", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3640, "src": "6758:10:21", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, "functionReturnParameters": 3638, "id": 3655, "nodeType": "Return", "src": "6751:17:21" } ] }, "documentation": { "id": 3620, "nodeType": "StructuredDocumentation", "src": "5645:718:21", "text": " @dev calculates the transferID depending on DVD transfer parameters\n @param _nonce the nonce of the transfer on the smart contract\n @param _maker the address of the DVD transfer maker (initiator of the transfer)\n @param _token1 the address of the token that the maker is providing\n @param _token1Amount the amount of tokens `_token1` provided by the maker\n @param _taker the address of the DVD transfer taker (executor of the transfer)\n @param _token2 the address of the token that the taker is providing\n @param _token2Amount the amount of tokens `_token2` provided by the taker\n return the identifier of the DVD transfer as a byte signature" }, "functionSelector": "4dc55ea3", "id": 3657, "implemented": true, "kind": "function", "modifiers": [], "name": "calculateTransferID", "nameLocation": "6377:19:21", "nodeType": "FunctionDefinition", "parameters": { "id": 3635, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 3622, "mutability": "mutable", "name": "_nonce", "nameLocation": "6415:6:21", "nodeType": "VariableDeclaration", "scope": 3657, "src": "6407:14:21", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 3621, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "6407:7:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "visibility": "internal" }, { "constant": false, "id": 3624, "mutability": "mutable", "name": "_maker", "nameLocation": "6439:6:21", "nodeType": "VariableDeclaration", "scope": 3657, "src": "6431:14:21", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 3623, "name": "address", "nodeType": "ElementaryTypeName", "src": "6431:7:21", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" }, { "constant": false, "id": 3626, "mutability": "mutable", "name": "_token1", "nameLocation": "6463:7:21", "nodeType": "VariableDeclaration", "scope": 3657, "src": "6455:15:21", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 3625, "name": "address", "nodeType": "ElementaryTypeName", "src": "6455:7:21", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" }, { "constant": false, "id": 3628, "mutability": "mutable", "name": "_token1Amount", "nameLocation": "6488:13:21", "nodeType": "VariableDeclaration", "scope": 3657, "src": "6480:21:21", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 3627, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "6480:7:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "visibility": "internal" }, { "constant": false, "id": 3630, "mutability": "mutable", "name": "_taker", "nameLocation": "6519:6:21", "nodeType": "VariableDeclaration", "scope": 3657, "src": "6511:14:21", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 3629, "name": "address", "nodeType": "ElementaryTypeName", "src": "6511:7:21", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" }, { "constant": false, "id": 3632, "mutability": "mutable", "name": "_token2", "nameLocation": "6543:7:21", "nodeType": "VariableDeclaration", "scope": 3657, "src": "6535:15:21", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 3631, "name": "address", "nodeType": "ElementaryTypeName", "src": "6535:7:21", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" }, { "constant": false, "id": 3634, "mutability": "mutable", "name": "_token2Amount", "nameLocation": "6568:13:21", "nodeType": "VariableDeclaration", "scope": 3657, "src": "6560:21:21", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 3633, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "6560:7:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "visibility": "internal" } ], "src": "6397:190:21" }, "returnParameters": { "id": 3638, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 3637, "mutability": "mutable", "name": "", "nameLocation": "-1:-1:-1", "nodeType": "VariableDeclaration", "scope": 3657, "src": "6609:7:21", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" }, "typeName": { "id": 3636, "name": "bytes32", "nodeType": "ElementaryTypeName", "src": "6609:7:21", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, "visibility": "internal" } ], "src": "6608:9:21" }, "scope": 4550, "src": "6368:407:21", "stateMutability": "pure", "virtual": false, "visibility": "public" }, { "body": { "id": 3892, "nodeType": "Block", "src": "8369:1608:21", "statements": [ { "expression": { "arguments": [ { "commonType": { "typeIdentifier": "t_bool", "typeString": "bool" }, "id": 3692, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "commonType": { "typeIdentifier": "t_bool", "typeString": "bool" }, "id": 3686, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "commonType": { "typeIdentifier": "t_address", "typeString": "address" }, "id": 3680, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "expression": { "id": 3676, "name": "msg", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4294967281, "src": "8387:3:21", "typeDescriptions": { "typeIdentifier": "t_magic_message", "typeString": "msg" } }, "id": 3677, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberLocation": "8391:6:21", "memberName": "sender", "nodeType": "MemberAccess", "src": "8387:10:21", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "nodeType": "BinaryOperation", "operator": "==", "rightExpression": { "arguments": [], "expression": { "argumentTypes": [], "id": 3678, "name": "owner", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2433, "src": "8401:5:21", "typeDescriptions": { "typeIdentifier": "t_function_internal_view$__$returns$_t_address_$", "typeString": "function () view returns (address)" } }, "id": 3679, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "nameLocations": [], "names": [], "nodeType": "FunctionCall", "src": "8401:7:21", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "src": "8387:21:21", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "nodeType": "BinaryOperation", "operator": "||", "rightExpression": { "arguments": [ { "id": 3682, "name": "_token1", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3660, "src": "8424:7:21", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "expression": { "id": 3683, "name": "msg", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4294967281, "src": "8433:3:21", "typeDescriptions": { "typeIdentifier": "t_magic_message", "typeString": "msg" } }, "id": 3684, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberLocation": "8437:6:21", "memberName": "sender", "nodeType": "MemberAccess", "src": "8433:10:21", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_address", "typeString": "address" } ], "id": 3681, "name": "isTREXOwner", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3619, "src": "8412:11:21", "typeDescriptions": { "typeIdentifier": "t_function_internal_view$_t_address_$_t_address_$returns$_t_bool_$", "typeString": "function (address,address) view returns (bool)" } }, "id": 3685, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "nameLocations": [], "names": [], "nodeType": "FunctionCall", "src": "8412:32:21", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "src": "8387:57:21", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "nodeType": "BinaryOperation", "operator": "||", "rightExpression": { "arguments": [ { "id": 3688, "name": "_token2", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3662, "src": "8460:7:21", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "expression": { "id": 3689, "name": "msg", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4294967281, "src": "8469:3:21", "typeDescriptions": { "typeIdentifier": "t_magic_message", "typeString": "msg" } }, "id": 3690, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberLocation": "8473:6:21", "memberName": "sender", "nodeType": "MemberAccess", "src": "8469:10:21", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_address", "typeString": "address" } ], "id": 3687, "name": "isTREXOwner", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3619, "src": "8448:11:21", "typeDescriptions": { "typeIdentifier": "t_function_internal_view$_t_address_$_t_address_$returns$_t_bool_$", "typeString": "function (address,address) view returns (bool)" } }, "id": 3691, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "nameLocations": [], "names": [], "nodeType": "FunctionCall", "src": "8448:32:21", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "src": "8387:93:21", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, { "hexValue": "4f776e61626c653a206f6e6c79206f776e65722063616e2063616c6c", "id": 3693, "isConstant": false, "isLValue": false, "isPure": true, "kind": "string", "lValueRequested": false, "nodeType": "Literal", "src": "8482:30:21", "typeDescriptions": { "typeIdentifier": "t_stringliteral_587366e5609736c4d0389b2b1546c480d1845c26fb4acbd2d541a51da205032b", "typeString": "literal_string \"Ownable: only owner can call\"" }, "value": "Ownable: only owner can call" } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bool", "typeString": "bool" }, { "typeIdentifier": "t_stringliteral_587366e5609736c4d0389b2b1546c480d1845c26fb4acbd2d541a51da205032b", "typeString": "literal_string \"Ownable: only owner can call\"" } ], "id": 3675, "name": "require", "nodeType": "Identifier", "overloadedDeclarations": [ 4294967278, 4294967278 ], "referencedDeclaration": 4294967278, "src": "8379:7:21", "typeDescriptions": { "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$", "typeString": "function (bool,string memory) pure" } }, "id": 3694, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "nameLocations": [], "names": [], "nodeType": "FunctionCall", "src": "8379:134:21", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 3695, "nodeType": "ExpressionStatement", "src": "8379:134:21" }, { "expression": { "arguments": [ { "commonType": { "typeIdentifier": "t_bool", "typeString": "bool" }, "id": 3711, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 3703, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "arguments": [], "expression": { "argumentTypes": [], "expression": { "arguments": [ { "id": 3698, "name": "_token1", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3660, "src": "8538:7:21", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" } ], "id": 3697, "name": "IERC20", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3317, "src": "8531:6:21", "typeDescriptions": { "typeIdentifier": "t_type$_t_contract$_IERC20_$3317_$", "typeString": "type(contract IERC20)" } }, "id": 3699, "isConstant": false, "isLValue": false, "isPure": false, "kind": "typeConversion", "lValueRequested": false, "nameLocations": [], "names": [], "nodeType": "FunctionCall", "src": "8531:15:21", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_contract$_IERC20_$3317", "typeString": "contract IERC20" } }, "id": 3700, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberLocation": "8547:11:21", "memberName": "totalSupply", "nodeType": "MemberAccess", "referencedDeclaration": 3266, "src": "8531:27:21", "typeDescriptions": { "typeIdentifier": "t_function_external_view$__$returns$_t_uint256_$", "typeString": "function () view external returns (uint256)" } }, "id": 3701, "isConstant": false, 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address\"" } ], "id": 3764, "name": "require", "nodeType": "Identifier", "overloadedDeclarations": [ 4294967278, 4294967278 ], "referencedDeclaration": 4294967278, "src": "8961:7:21", "typeDescriptions": { "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$", "typeString": "function (bool,string memory) pure" } }, "id": 3772, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "nameLocations": [], "names": [], "nodeType": "FunctionCall", "src": "8961:73:21", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 3773, "nodeType": "ExpressionStatement", "src": "8961:73:21" } ] } }, { "assignments": [ 3777 ], "declarations": [ { "constant": false, "id": 3777, "mutability": "mutable", "name": "_parity", "nameLocation": "9062:7:21", "nodeType": "VariableDeclaration", "scope": 3892, "src": "9054:15:21", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" }, "typeName": { "id": 3776, "name": "bytes32", "nodeType": "ElementaryTypeName", "src": "9054:7:21", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, "visibility": "internal" } ], "id": 3782, "initialValue": { "arguments": [ { "id": 3779, "name": "_token1", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3660, "src": "9088:7:21", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "id": 3780, "name": "_token2", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3662, "src": "9097:7:21", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_address", "typeString": "address" } ], "id": 3778, "name": "calculateParity", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3528, "src": "9072:15:21", "typeDescriptions": { "typeIdentifier": "t_function_internal_pure$_t_address_$_t_address_$returns$_t_bytes32_$", "typeString": "function (address,address) pure returns (bytes32)" } }, "id": 3781, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "nameLocations": [], "names": [], "nodeType": "FunctionCall", "src": "9072:33:21", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, "nodeType": "VariableDeclarationStatement", "src": "9054:51:21" }, { "assignments": [ 3785 ], "declarations": [ { "constant": false, "id": 3785, "mutability": "mutable", "name": "parityFee", "nameLocation": "9126:9:21", "nodeType": "VariableDeclaration", "scope": 3892, "src": "9115:20:21", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_struct$_Fee_$3471_memory_ptr", "typeString": "struct DVDTransferManager.Fee" }, "typeName": { "id": 3784, "nodeType": "UserDefinedTypeName", "pathNode": { "id": 3783, "name": "Fee", "nameLocations": [ "9115:3:21" ], "nodeType": "IdentifierPath", "referencedDeclaration": 3471, "src": "9115:3:21" }, "referencedDeclaration": 3471, "src": "9115:3:21", "typeDescriptions": { "typeIdentifier": "t_struct$_Fee_$3471_storage_ptr", "typeString": "struct DVDTransferManager.Fee" } }, "visibility": "internal" } ], "id": 3786, "nodeType": "VariableDeclarationStatement", "src": "9115:20:21" }, { "expression": { "id": 3791, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "expression": { "id": 3787, "name": "parityFee", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3785, "src": "9145:9:21", "typeDescriptions": { "typeIdentifier": "t_struct$_Fee_$3471_memory_ptr", "typeString": "struct DVDTransferManager.Fee memory" } }, "id": 3789, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": true, "memberLocation": "9155:9:21", "memberName": "token1Fee", "nodeType": "MemberAccess", "referencedDeclaration": 3462, "src": "9145:19:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "Assignment", "operator": "=", "rightHandSide": { "id": 3790, "name": "_fee1", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3664, "src": "9167:5:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "src": "9145:27:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "id": 3792, "nodeType": "ExpressionStatement", "src": "9145:27:21" }, { "expression": { "id": 3797, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "expression": { "id": 3793, "name": "parityFee", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3785, "src": "9182:9:21", "typeDescriptions": { "typeIdentifier": "t_struct$_Fee_$3471_memory_ptr", "typeString": "struct DVDTransferManager.Fee memory" } }, "id": 3795, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": true, "memberLocation": "9192:9:21", "memberName": "token2Fee", "nodeType": "MemberAccess", "referencedDeclaration": 3464, "src": "9182:19:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "Assignment", "operator": "=", "rightHandSide": { "id": 3796, "name": "_fee2", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3666, "src": "9204:5:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "src": "9182:27:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "id": 3798, "nodeType": "ExpressionStatement", "src": "9182:27:21" }, { "expression": { "id": 3803, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "expression": { "id": 3799, "name": "parityFee", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3785, "src": "9219:9:21", "typeDescriptions": { "typeIdentifier": "t_struct$_Fee_$3471_memory_ptr", "typeString": "struct DVDTransferManager.Fee memory" } }, "id": 3801, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": true, "memberLocation": "9229:7:21", "memberName": "feeBase", "nodeType": "MemberAccess", "referencedDeclaration": 3466, "src": "9219:17:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "Assignment", "operator": "=", "rightHandSide": { "id": 3802, "name": "_feeBase", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3668, "src": "9239:8:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "src": "9219:28:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "id": 3804, "nodeType": "ExpressionStatement", "src": "9219:28:21" }, { "expression": { "id": 3809, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "expression": { "id": 3805, "name": "parityFee", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3785, "src": "9257:9:21", "typeDescriptions": { "typeIdentifier": "t_struct$_Fee_$3471_memory_ptr", "typeString": "struct DVDTransferManager.Fee memory" } }, "id": 3807, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": true, "memberLocation": "9267:10:21", "memberName": "fee1Wallet", "nodeType": "MemberAccess", "referencedDeclaration": 3468, "src": "9257:20:21", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "nodeType": "Assignment", "operator": "=", "rightHandSide": { "id": 3808, "name": "_fee1Wallet", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3670, "src": "9280:11:21", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "src": "9257:34:21", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "id": 3810, "nodeType": "ExpressionStatement", "src": "9257:34:21" }, { "expression": { "id": 3815, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "expression": { "id": 3811, "name": "parityFee", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3785, "src": "9301:9:21", "typeDescriptions": { "typeIdentifier": "t_struct$_Fee_$3471_memory_ptr", "typeString": "struct DVDTransferManager.Fee memory" } }, "id": 3813, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": true, "memberLocation": "9311:10:21", "memberName": "fee2Wallet", "nodeType": "MemberAccess", "referencedDeclaration": 3470, "src": "9301:20:21", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "nodeType": "Assignment", "operator": "=", "rightHandSide": { "id": 3814, "name": "_fee2Wallet", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3672, "src": "9324:11:21", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "src": "9301:34:21", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "id": 3816, "nodeType": "ExpressionStatement", "src": "9301:34:21" }, { "expression": { "id": 3821, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "baseExpression": { "id": 3817, "name": "fee", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3485, "src": "9345:3:21", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_bytes32_$_t_struct$_Fee_$3471_storage_$", "typeString": "mapping(bytes32 => struct DVDTransferManager.Fee storage ref)" } }, "id": 3819, "indexExpression": { "id": 3818, "name": "_parity", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3777, "src": "9349:7:21", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": true, "nodeType": "IndexAccess", "src": "9345:12:21", "typeDescriptions": { "typeIdentifier": "t_struct$_Fee_$3471_storage", "typeString": "struct DVDTransferManager.Fee storage ref" } }, "nodeType": "Assignment", "operator": "=", "rightHandSide": { "id": 3820, "name": "parityFee", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3785, "src": "9360:9:21", "typeDescriptions": { "typeIdentifier": "t_struct$_Fee_$3471_memory_ptr", "typeString": "struct DVDTransferManager.Fee memory" } }, "src": "9345:24:21", "typeDescriptions": { "typeIdentifier": "t_struct$_Fee_$3471_storage", "typeString": "struct DVDTransferManager.Fee storage ref" } }, "id": 3822, "nodeType": "ExpressionStatement", "src": "9345:24:21" }, { "eventCall": { "arguments": [ { "id": 3824, "name": "_parity", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3777, "src": "9396:7:21", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, { "id": 3825, "name": "_token1", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3660, "src": "9405:7:21", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "id": 3826, "name": "_token2", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3662, "src": "9414:7:21", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "id": 3827, "name": "_fee1", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3664, "src": "9423:5:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, { "id": 3828, "name": "_fee2", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3666, "src": "9430:5:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, { "id": 3829, "name": "_feeBase", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3668, "src": "9437:8:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, { "id": 3830, "name": "_fee1Wallet", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3670, "src": "9447:11:21", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "id": 3831, "name": "_fee2Wallet", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3672, "src": "9460:11:21", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bytes32", "typeString": "bytes32" }, { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_uint256", "typeString": "uint256" }, { "typeIdentifier": "t_uint256", "typeString": "uint256" }, { "typeIdentifier": "t_uint256", "typeString": "uint256" }, { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_address", "typeString": "address" } ], "id": 3823, "name": "FeeModified", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3453, "src": "9384:11:21", "typeDescriptions": { "typeIdentifier": "t_function_event_nonpayable$_t_bytes32_$_t_address_$_t_address_$_t_uint256_$_t_uint256_$_t_uint256_$_t_address_$_t_address_$returns$__$", "typeString": "function (bytes32,address,address,uint256,uint256,uint256,address,address)" } }, "id": 3832, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "nameLocations": [], "names": [], "nodeType": "FunctionCall", "src": "9384:88:21", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 3833, "nodeType": "EmitStatement", "src": "9379:93:21" }, { "assignments": [ 3835 ], "declarations": [ { "constant": false, "id": 3835, "mutability": "mutable", "name": "_reflectParity", "nameLocation": "9490:14:21", "nodeType": "VariableDeclaration", "scope": 3892, "src": "9482:22:21", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" }, "typeName": { "id": 3834, "name": "bytes32", "nodeType": "ElementaryTypeName", "src": "9482:7:21", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, "visibility": "internal" } ], "id": 3840, "initialValue": { "arguments": [ { "id": 3837, "name": "_token2", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3662, "src": "9523:7:21", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "id": 3838, "name": "_token1", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3660, "src": "9532:7:21", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_address", "typeString": "address" } ], "id": 3836, "name": "calculateParity", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3528, "src": "9507:15:21", "typeDescriptions": { "typeIdentifier": "t_function_internal_pure$_t_address_$_t_address_$returns$_t_bytes32_$", "typeString": "function (address,address) pure returns (bytes32)" } }, "id": 3839, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "nameLocations": [], "names": [], "nodeType": "FunctionCall", "src": "9507:33:21", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, "nodeType": "VariableDeclarationStatement", "src": "9482:58:21" }, { "assignments": [ 3843 ], "declarations": [ { "constant": false, "id": 3843, "mutability": "mutable", "name": "reflectParityFee", "nameLocation": "9561:16:21", "nodeType": "VariableDeclaration", "scope": 3892, "src": "9550:27:21", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_struct$_Fee_$3471_memory_ptr", "typeString": "struct DVDTransferManager.Fee" }, "typeName": { "id": 3842, "nodeType": "UserDefinedTypeName", "pathNode": { "id": 3841, "name": "Fee", "nameLocations": [ "9550:3:21" ], "nodeType": "IdentifierPath", "referencedDeclaration": 3471, "src": "9550:3:21" }, "referencedDeclaration": 3471, "src": "9550:3:21", "typeDescriptions": { "typeIdentifier": "t_struct$_Fee_$3471_storage_ptr", "typeString": "struct DVDTransferManager.Fee" } }, "visibility": "internal" } ], "id": 3844, "nodeType": "VariableDeclarationStatement", "src": "9550:27:21" }, { "expression": { "id": 3849, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "expression": { "id": 3845, "name": "reflectParityFee", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3843, "src": "9587:16:21", "typeDescriptions": { "typeIdentifier": "t_struct$_Fee_$3471_memory_ptr", "typeString": "struct DVDTransferManager.Fee memory" } }, "id": 3847, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": true, "memberLocation": "9604:9:21", "memberName": "token1Fee", "nodeType": "MemberAccess", "referencedDeclaration": 3462, "src": "9587:26:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "Assignment", "operator": "=", "rightHandSide": { "id": 3848, "name": "_fee2", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3666, "src": "9616:5:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "src": "9587:34:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "id": 3850, "nodeType": "ExpressionStatement", "src": "9587:34:21" }, { "expression": { "id": 3855, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "expression": { "id": 3851, "name": "reflectParityFee", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3843, "src": "9631:16:21", "typeDescriptions": { "typeIdentifier": "t_struct$_Fee_$3471_memory_ptr", "typeString": "struct DVDTransferManager.Fee memory" } }, "id": 3853, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": true, "memberLocation": "9648:9:21", "memberName": "token2Fee", "nodeType": "MemberAccess", "referencedDeclaration": 3464, "src": "9631:26:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "Assignment", "operator": "=", "rightHandSide": { "id": 3854, "name": "_fee1", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3664, "src": "9660:5:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "src": "9631:34:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "id": 3856, "nodeType": "ExpressionStatement", "src": "9631:34:21" }, { "expression": { "id": 3861, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "expression": { "id": 3857, "name": "reflectParityFee", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3843, "src": "9675:16:21", "typeDescriptions": { "typeIdentifier": "t_struct$_Fee_$3471_memory_ptr", "typeString": "struct DVDTransferManager.Fee memory" } }, "id": 3859, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": true, "memberLocation": "9692:7:21", "memberName": "feeBase", "nodeType": "MemberAccess", "referencedDeclaration": 3466, "src": "9675:24:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "Assignment", "operator": "=", "rightHandSide": { "id": 3860, "name": "_feeBase", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3668, "src": "9702:8:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "src": "9675:35:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "id": 3862, "nodeType": "ExpressionStatement", "src": "9675:35:21" }, { "expression": { "id": 3867, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "expression": { "id": 3863, "name": "reflectParityFee", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3843, "src": "9720:16:21", "typeDescriptions": { "typeIdentifier": "t_struct$_Fee_$3471_memory_ptr", "typeString": "struct DVDTransferManager.Fee memory" } }, "id": 3865, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": true, "memberLocation": "9737:10:21", "memberName": "fee1Wallet", "nodeType": "MemberAccess", "referencedDeclaration": 3468, "src": "9720:27:21", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "nodeType": "Assignment", "operator": "=", "rightHandSide": { "id": 3866, "name": "_fee2Wallet", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3672, "src": "9750:11:21", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "src": "9720:41:21", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "id": 3868, "nodeType": "ExpressionStatement", "src": "9720:41:21" }, { "expression": { "id": 3873, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "expression": { "id": 3869, "name": "reflectParityFee", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3843, "src": "9771:16:21", "typeDescriptions": { "typeIdentifier": "t_struct$_Fee_$3471_memory_ptr", "typeString": "struct DVDTransferManager.Fee memory" } }, "id": 3871, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": true, "memberLocation": "9788:10:21", "memberName": "fee2Wallet", "nodeType": "MemberAccess", "referencedDeclaration": 3470, "src": "9771:27:21", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "nodeType": "Assignment", "operator": "=", "rightHandSide": { "id": 3872, "name": "_fee1Wallet", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3670, "src": "9801:11:21", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "src": "9771:41:21", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "id": 3874, "nodeType": "ExpressionStatement", "src": "9771:41:21" }, { "expression": { "id": 3879, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "baseExpression": { "id": 3875, "name": "fee", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3485, "src": "9822:3:21", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_bytes32_$_t_struct$_Fee_$3471_storage_$", "typeString": "mapping(bytes32 => struct DVDTransferManager.Fee storage ref)" } }, "id": 3877, "indexExpression": { "id": 3876, "name": "_reflectParity", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3835, "src": "9826:14:21", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": true, "nodeType": "IndexAccess", "src": "9822:19:21", "typeDescriptions": { "typeIdentifier": "t_struct$_Fee_$3471_storage", "typeString": "struct DVDTransferManager.Fee storage ref" } }, "nodeType": "Assignment", "operator": "=", "rightHandSide": { "id": 3878, "name": "reflectParityFee", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3843, "src": "9844:16:21", "typeDescriptions": { "typeIdentifier": "t_struct$_Fee_$3471_memory_ptr", "typeString": "struct DVDTransferManager.Fee memory" } }, "src": "9822:38:21", "typeDescriptions": { "typeIdentifier": "t_struct$_Fee_$3471_storage", "typeString": "struct DVDTransferManager.Fee storage ref" } }, "id": 3880, "nodeType": "ExpressionStatement", "src": "9822:38:21" }, { "eventCall": { "arguments": [ { "id": 3882, "name": "_reflectParity", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3835, "src": "9887:14:21", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, { "id": 3883, "name": "_token2", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3662, "src": "9903:7:21", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "id": 3884, "name": "_token1", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3660, "src": "9912:7:21", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "id": 3885, "name": "_fee2", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3666, "src": "9921:5:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, { "id": 3886, "name": "_fee1", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3664, "src": "9928:5:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, { "id": 3887, "name": "_feeBase", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3668, "src": "9935:8:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, { "id": 3888, "name": "_fee2Wallet", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3672, "src": "9945:11:21", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "id": 3889, "name": "_fee1Wallet", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3670, "src": "9958:11:21", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bytes32", "typeString": "bytes32" }, { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_uint256", "typeString": "uint256" }, { "typeIdentifier": "t_uint256", "typeString": "uint256" }, { "typeIdentifier": "t_uint256", "typeString": "uint256" }, { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_address", "typeString": "address" } ], "id": 3881, "name": "FeeModified", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3453, "src": "9875:11:21", "typeDescriptions": { "typeIdentifier": "t_function_event_nonpayable$_t_bytes32_$_t_address_$_t_address_$_t_uint256_$_t_uint256_$_t_uint256_$_t_address_$_t_address_$returns$__$", "typeString": "function (bytes32,address,address,uint256,uint256,uint256,address,address)" } }, "id": 3890, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "nameLocations": [], "names": [], "nodeType": "FunctionCall", "src": "9875:95:21", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 3891, "nodeType": "EmitStatement", "src": "9870:100:21" } ] }, "documentation": { "id": 3658, "nodeType": "StructuredDocumentation", "src": "6781:1440:21", "text": " @dev modify the fees applied to a parity of tokens (tokens can be TREX or ERC20)\n @param _token1 the address of the base token for the parity `_token1`/`_token2`\n @param _token2 the address of the counterpart token for the parity `_token1`/`_token2`\n @param _fee1 the fee to apply on `_token1` leg of the DVD transfer per 10^`_feeBase`\n @param _fee2 the fee to apply on `_token2` leg of the DVD transfer per 10^`_feeBase`\n @param _feeBase the precision of the fee setting, e.g. if `_feeBase` == 2 then `_fee1` and `_fee2` are in % (fee/10^`_feeBase`)\n @param _fee1Wallet the wallet address receiving fees applied on `_token1`\n @param _fee2Wallet the wallet address receiving fees applied on `_token2`\n `_token1` and `_token2` need to be ERC20 or TREX tokens addresses, otherwise the transaction will fail\n `msg.sender` has to be owner of the DVD contract or the owner of the TREX token involved in the parity (if any)\n requires fees to be lower than 100%\n requires `_feeBase` to be higher or equal to 2 (precision 10^2)\n requires `_feeBase` to be lower or equal to 5 (precision 10^5) to avoid overflows\n requires `_fee1Wallet` & `_fee2Wallet` to be non empty addresses if `_fee1` & `_fee2` are respectively set\n note that if fees are not set for a parity the default fee is basically 0%\n emits a `FeeModified` event" }, "functionSelector": "e722e603", "id": 3893, "implemented": true, "kind": "function", "modifiers": [], "name": "modifyFee", "nameLocation": "8235:9:21", "nodeType": "FunctionDefinition", "parameters": { "id": 3673, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 3660, "mutability": "mutable", "name": "_token1", "nameLocation": "8253:7:21", "nodeType": "VariableDeclaration", "scope": 3893, "src": "8245:15:21", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 3659, "name": "address", "nodeType": "ElementaryTypeName", "src": "8245:7:21", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" }, { "constant": false, "id": 3662, "mutability": "mutable", "name": "_token2", "nameLocation": "8270:7:21", "nodeType": "VariableDeclaration", "scope": 3893, "src": "8262:15:21", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 3661, "name": "address", "nodeType": "ElementaryTypeName", "src": "8262:7:21", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" }, { "constant": false, "id": 3664, "mutability": "mutable", "name": "_fee1", "nameLocation": "8284:5:21", "nodeType": "VariableDeclaration", "scope": 3893, "src": "8279:10:21", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 3663, "name": "uint", "nodeType": "ElementaryTypeName", "src": "8279:4:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "visibility": "internal" }, { "constant": false, "id": 3666, "mutability": "mutable", "name": "_fee2", "nameLocation": "8296:5:21", "nodeType": "VariableDeclaration", "scope": 3893, "src": "8291:10:21", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 3665, "name": "uint", "nodeType": "ElementaryTypeName", "src": "8291:4:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "visibility": "internal" }, { "constant": false, "id": 3668, "mutability": "mutable", "name": "_feeBase", "nameLocation": "8308:8:21", "nodeType": "VariableDeclaration", "scope": 3893, "src": "8303:13:21", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 3667, "name": "uint", "nodeType": "ElementaryTypeName", "src": "8303:4:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "visibility": "internal" }, { "constant": false, "id": 3670, "mutability": "mutable", "name": "_fee1Wallet", "nameLocation": "8326:11:21", "nodeType": "VariableDeclaration", "scope": 3893, "src": "8318:19:21", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 3669, "name": "address", "nodeType": "ElementaryTypeName", "src": "8318:7:21", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" }, { "constant": false, "id": 3672, "mutability": "mutable", "name": "_fee2Wallet", "nameLocation": "8347:11:21", "nodeType": "VariableDeclaration", "scope": 3893, "src": "8339:19:21", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 3671, "name": "address", "nodeType": "ElementaryTypeName", "src": "8339:7:21", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" } ], "src": "8244:115:21" }, "returnParameters": { "id": 3674, "nodeType": "ParameterList", "parameters": [], "src": "8369:0:21" }, "scope": 4550, "src": "8226:1751:21", "stateMutability": "nonpayable", "virtual": false, "visibility": "external" }, { "body": { "id": 4052, "nodeType": "Block", "src": "11179:1121:21", "statements": [ { "expression": { "arguments": [ { "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 3916, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "arguments": [ { "expression": { "id": 3912, "name": "msg", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4294967281, "src": "11223:3:21", "typeDescriptions": { "typeIdentifier": "t_magic_message", "typeString": "msg" } }, "id": 3913, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberLocation": "11227:6:21", "memberName": "sender", "nodeType": "MemberAccess", "src": "11223:10:21", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" } ], "expression": { "arguments": [ { "id": 3909, "name": "_token1", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3896, "src": "11204:7:21", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" } ], "id": 3908, "name": "IERC20", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3317, "src": "11197:6:21", "typeDescriptions": { "typeIdentifier": "t_type$_t_contract$_IERC20_$3317_$", "typeString": "type(contract IERC20)" } }, "id": 3910, "isConstant": false, "isLValue": false, "isPure": false, "kind": "typeConversion", "lValueRequested": false, "nameLocations": [], "names": [], "nodeType": "FunctionCall", "src": "11197:15:21", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_contract$_IERC20_$3317", "typeString": "contract IERC20" } }, "id": 3911, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberLocation": "11213:9:21", "memberName": "balanceOf", "nodeType": "MemberAccess", "referencedDeclaration": 3274, "src": "11197:25:21", "typeDescriptions": { "typeIdentifier": "t_function_external_view$_t_address_$returns$_t_uint256_$", "typeString": "function (address) view external returns (uint256)" } }, "id": 3914, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "nameLocations": [], "names": [], "nodeType": "FunctionCall", "src": "11197:37:21", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", "operator": ">=", "rightExpression": { "id": 3915, "name": "_token1Amount", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3898, "src": "11238:13:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "src": "11197:54:21", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, { "hexValue": "4e6f7420656e6f75676820746f6b656e7320696e2062616c616e6365", "id": 3917, "isConstant": false, "isLValue": false, "isPure": true, "kind": "string", "lValueRequested": false, "nodeType": "Literal", "src": "11253:30:21", "typeDescriptions": { "typeIdentifier": "t_stringliteral_17bcb2fc24178a4e6966e21e43b451392b2fa265bfdbc099cf563d3a8e64b7aa", "typeString": "literal_string \"Not enough tokens in balance\"" }, "value": "Not enough tokens in balance" } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bool", "typeString": "bool" }, { "typeIdentifier": "t_stringliteral_17bcb2fc24178a4e6966e21e43b451392b2fa265bfdbc099cf563d3a8e64b7aa", "typeString": "literal_string \"Not enough tokens in balance\"" } ], "id": 3907, "name": "require", "nodeType": "Identifier", "overloadedDeclarations": [ 4294967278, 4294967278 ], "referencedDeclaration": 4294967278, "src": "11189:7:21", "typeDescriptions": { "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$", "typeString": "function (bool,string memory) pure" } }, "id": 3918, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "nameLocations": [], "names": [], "nodeType": "FunctionCall", "src": "11189:95:21", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 3919, "nodeType": "ExpressionStatement", "src": "11189:95:21" }, { "expression": { "arguments": [ { "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 3933, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "arguments": [ { "expression": { "id": 3925, "name": "msg", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4294967281, "src": "11328:3:21", "typeDescriptions": { "typeIdentifier": "t_magic_message", "typeString": "msg" } }, "id": 3926, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberLocation": "11332:6:21", "memberName": "sender", "nodeType": "MemberAccess", "src": "11328:10:21", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "arguments": [ { "id": 3929, "name": "this", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4294967268, "src": "11348:4:21", "typeDescriptions": { "typeIdentifier": "t_contract$_DVDTransferManager_$4550", "typeString": "contract DVDTransferManager" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_contract$_DVDTransferManager_$4550", "typeString": "contract DVDTransferManager" } ], "id": 3928, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "ElementaryTypeNameExpression", "src": "11340:7:21", "typeDescriptions": { "typeIdentifier": "t_type$_t_address_$", "typeString": "type(address)" }, "typeName": { "id": 3927, "name": "address", "nodeType": "ElementaryTypeName", "src": "11340:7:21", "typeDescriptions": {} } }, "id": 3930, "isConstant": false, "isLValue": false, "isPure": false, "kind": "typeConversion", "lValueRequested": false, "nameLocations": [], "names": [], "nodeType": "FunctionCall", "src": "11340:13:21", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_address", "typeString": "address" } ], "expression": { "arguments": [ { "id": 3922, "name": "_token1", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3896, "src": "11309:7:21", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" } ], "id": 3921, "name": "IERC20", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3317, "src": "11302:6:21", "typeDescriptions": { "typeIdentifier": "t_type$_t_contract$_IERC20_$3317_$", "typeString": "type(contract IERC20)" } }, "id": 3923, "isConstant": false, "isLValue": false, "isPure": false, "kind": "typeConversion", "lValueRequested": false, "nameLocations": [], "names": [], "nodeType": "FunctionCall", "src": "11302:15:21", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_contract$_IERC20_$3317", "typeString": "contract IERC20" } }, "id": 3924, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberLocation": "11318:9:21", "memberName": "allowance", "nodeType": "MemberAccess", "referencedDeclaration": 3294, "src": "11302:25:21", "typeDescriptions": { "typeIdentifier": "t_function_external_view$_t_address_$_t_address_$returns$_t_uint256_$", "typeString": "function (address,address) view external returns (uint256)" } }, "id": 3931, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "nameLocations": [], "names": [], "nodeType": "FunctionCall", "src": "11302:52:21", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", "operator": ">=", "rightExpression": { "id": 3932, "name": "_token1Amount", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3898, "src": "11358:13:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "src": "11302:69:21", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, { "hexValue": "6e6f7420656e6f75676820616c6c6f77616e636520746f20696e697469617465207472616e73666572", "id": 3934, "isConstant": false, "isLValue": false, "isPure": true, "kind": "string", "lValueRequested": false, "nodeType": "Literal", "src": "11373:43:21", "typeDescriptions": { "typeIdentifier": "t_stringliteral_ad4c587f936990664e83aeaad85ea6b997b024dea1d9933851ff370bef2dacce", "typeString": "literal_string \"not enough allowance to initiate transfer\"" }, "value": "not enough allowance to initiate transfer" } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bool", "typeString": "bool" }, { "typeIdentifier": "t_stringliteral_ad4c587f936990664e83aeaad85ea6b997b024dea1d9933851ff370bef2dacce", "typeString": "literal_string \"not enough allowance to initiate transfer\"" } ], "id": 3920, "name": 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"overloadedDeclarations": [], "referencedDeclaration": 3900, "src": "11436:12:21", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "nodeType": "BinaryOperation", "operator": "!=", "rightExpression": { "arguments": [ { "hexValue": "30", "id": 3941, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "11460:1:21", "typeDescriptions": { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" }, "value": "0" } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" } ], "id": 3940, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "ElementaryTypeNameExpression", "src": "11452:7:21", "typeDescriptions": { "typeIdentifier": "t_type$_t_address_$", "typeString": "type(address)" }, "typeName": { "id": 3939, "name": "address", "nodeType": "ElementaryTypeName", "src": "11452:7:21", "typeDescriptions": {} } }, "id": 3942, "isConstant": false, "isLValue": false, "isPure": true, "kind": "typeConversion", "lValueRequested": false, "nameLocations": [], "names": [], "nodeType": "FunctionCall", "src": "11452:10:21", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "src": "11436:26:21", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, { "hexValue": "636f756e746572706172742063616e6e6f74206265206e756c6c", "id": 3944, "isConstant": false, "isLValue": false, "isPure": true, "kind": "string", "lValueRequested": false, "nodeType": "Literal", "src": "11464:28:21", "typeDescriptions": { "typeIdentifier": "t_stringliteral_048d905b72852d1ae7b94b1b8f6cf3f112436d634ae85e61de0e79663c326aaf", "typeString": "literal_string \"counterpart cannot be null\"" }, "value": "counterpart cannot be null" } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bool", "typeString": "bool" }, { "typeIdentifier": "t_stringliteral_048d905b72852d1ae7b94b1b8f6cf3f112436d634ae85e61de0e79663c326aaf", "typeString": "literal_string \"counterpart cannot be null\"" } ], "id": 3937, "name": "require", "nodeType": "Identifier", "overloadedDeclarations": [ 4294967278, 4294967278 ], "referencedDeclaration": 4294967278, "src": "11427:7:21", "typeDescriptions": { "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$", "typeString": "function (bool,string memory) pure" } }, "id": 3945, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "nameLocations": [], "names": [], "nodeType": "FunctionCall", "src": "11427:66:21", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 3946, "nodeType": "ExpressionStatement", "src": "11427:66:21" }, { "expression": { "arguments": [ { "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 3954, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "arguments": [], "expression": { "argumentTypes": [], "expression": { "arguments": [ { "id": 3949, "name": "_token2", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3902, "src": "11518:7:21", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" } ], "id": 3948, "name": "IERC20", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3317, "src": "11511:6:21", "typeDescriptions": { "typeIdentifier": "t_type$_t_contract$_IERC20_$3317_$", "typeString": "type(contract IERC20)" } }, "id": 3950, "isConstant": false, "isLValue": false, "isPure": false, "kind": "typeConversion", "lValueRequested": false, "nameLocations": [], "names": [], "nodeType": "FunctionCall", "src": "11511:15:21", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_contract$_IERC20_$3317", "typeString": "contract IERC20" } }, "id": 3951, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberLocation": "11527:11:21", "memberName": "totalSupply", "nodeType": "MemberAccess", "referencedDeclaration": 3266, "src": "11511:27:21", "typeDescriptions": { "typeIdentifier": "t_function_external_view$__$returns$_t_uint256_$", "typeString": "function () view external returns (uint256)" } }, "id": 3952, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "nameLocations": [], "names": [], "nodeType": "FunctionCall", "src": "11511:29:21", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", "operator": "!=", "rightExpression": { "hexValue": "30", "id": 3953, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "11544:1:21", "typeDescriptions": { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" }, "value": "0" }, "src": "11511:34:21", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, { "hexValue": "696e76616c69642061646472657373203a2061646472657373206973206e6f7420616e204552433230", "id": 3955, "isConstant": false, "isLValue": false, "isPure": true, "kind": "string", "lValueRequested": false, "nodeType": "Literal", "src": "11547:43:21", "typeDescriptions": { "typeIdentifier": "t_stringliteral_ca5de360fb9881825787bda4343576656720ec98cf6ccf4d822e67e57bab6bd0", "typeString": "literal_string \"invalid address : address is not an ERC20\"" }, "value": "invalid address : address is not an ERC20" } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bool", "typeString": "bool" }, { "typeIdentifier": "t_stringliteral_ca5de360fb9881825787bda4343576656720ec98cf6ccf4d822e67e57bab6bd0", "typeString": "literal_string \"invalid address : address is not an ERC20\"" } ], "id": 3947, "name": "require", "nodeType": "Identifier", "overloadedDeclarations": [ 4294967278, 4294967278 ], "referencedDeclaration": 4294967278, "src": "11503:7:21", "typeDescriptions": { "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$", "typeString": "function (bool,string memory) pure" } }, "id": 3956, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "nameLocations": [], "names": [], "nodeType": "FunctionCall", "src": "11503:88:21", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 3957, "nodeType": "ExpressionStatement", "src": "11503:88:21" }, { "assignments": [ 3960 ], "declarations": [ { "constant": false, "id": 3960, "mutability": "mutable", "name": "token1", "nameLocation": "11617:6:21", "nodeType": "VariableDeclaration", "scope": 4052, "src": "11601:22:21", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_struct$_Delivery_$3460_memory_ptr", "typeString": "struct DVDTransferManager.Delivery" }, "typeName": { "id": 3959, "nodeType": "UserDefinedTypeName", "pathNode": { "id": 3958, "name": "Delivery", "nameLocations": [ "11601:8:21" ], "nodeType": "IdentifierPath", "referencedDeclaration": 3460, "src": "11601:8:21" }, "referencedDeclaration": 3460, "src": "11601:8:21", "typeDescriptions": { "typeIdentifier": "t_struct$_Delivery_$3460_storage_ptr", "typeString": "struct DVDTransferManager.Delivery" } }, "visibility": "internal" } ], "id": 3961, "nodeType": "VariableDeclarationStatement", "src": "11601:22:21" }, { "expression": { "id": 3967, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "expression": { "id": 3962, "name": "token1", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3960, "src": "11633:6:21", "typeDescriptions": { 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"typeString": "address" } }, "src": "11633:31:21", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "id": 3968, "nodeType": "ExpressionStatement", "src": "11633:31:21" }, { "expression": { "id": 3973, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "expression": { "id": 3969, "name": "token1", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3960, "src": "11674:6:21", "typeDescriptions": { "typeIdentifier": "t_struct$_Delivery_$3460_memory_ptr", "typeString": "struct DVDTransferManager.Delivery memory" } }, "id": 3971, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": true, "memberLocation": "11681:5:21", "memberName": "token", "nodeType": "MemberAccess", "referencedDeclaration": 3457, "src": "11674:12:21", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "nodeType": "Assignment", "operator": "=", "rightHandSide": { "id": 3972, "name": "_token1", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3896, "src": "11689:7:21", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "src": "11674:22:21", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "id": 3974, "nodeType": "ExpressionStatement", "src": "11674:22:21" }, { "expression": { "id": 3979, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "expression": { "id": 3975, "name": "token1", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3960, "src": "11706:6:21", "typeDescriptions": { "typeIdentifier": "t_struct$_Delivery_$3460_memory_ptr", "typeString": "struct DVDTransferManager.Delivery memory" } }, "id": 3977, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": true, "memberLocation": "11713:6:21", "memberName": "amount", 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3987, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": true, "memberLocation": "11784:11:21", "memberName": "counterpart", "nodeType": "MemberAccess", "referencedDeclaration": 3455, "src": "11777:18:21", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "nodeType": "Assignment", "operator": "=", "rightHandSide": { "id": 3988, "name": "_counterpart", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3900, "src": "11798:12:21", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "src": "11777:33:21", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "id": 3990, "nodeType": "ExpressionStatement", "src": "11777:33:21" }, { "expression": { "id": 3995, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "expression": { "id": 3991, "name": "token2", "nodeType": "Identifier", 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"expression": { "id": 4001, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "expression": { "id": 3997, "name": "token2", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3983, "src": "11852:6:21", "typeDescriptions": { "typeIdentifier": "t_struct$_Delivery_$3460_memory_ptr", "typeString": "struct DVDTransferManager.Delivery memory" } }, "id": 3999, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": true, "memberLocation": "11859:6:21", "memberName": "amount", "nodeType": "MemberAccess", "referencedDeclaration": 3459, "src": "11852:13:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "Assignment", "operator": "=", "rightHandSide": { "id": 4000, "name": "_token2Amount", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3904, "src": "11868:13:21", "typeDescriptions": { "typeIdentifier": "t_uint256", 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"typeIdentifier": "t_uint256", "typeString": "uint256" } }, { "expression": { "id": 4007, "name": "token1", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3960, "src": "11941:6:21", "typeDescriptions": { "typeIdentifier": "t_struct$_Delivery_$3460_memory_ptr", "typeString": "struct DVDTransferManager.Delivery memory" } }, "id": 4008, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "memberLocation": "11948:11:21", "memberName": "counterpart", "nodeType": "MemberAccess", "referencedDeclaration": 3455, "src": "11941:18:21", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "expression": { "id": 4009, "name": "token1", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3960, "src": "11961:6:21", "typeDescriptions": { "typeIdentifier": "t_struct$_Delivery_$3460_memory_ptr", "typeString": "struct DVDTransferManager.Delivery memory" } }, "id": 4010, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "memberLocation": "11968:5:21", "memberName": "token", "nodeType": "MemberAccess", "referencedDeclaration": 3457, "src": "11961:12:21", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "expression": { "id": 4011, "name": "token1", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3960, "src": "11975:6:21", "typeDescriptions": { "typeIdentifier": "t_struct$_Delivery_$3460_memory_ptr", "typeString": "struct DVDTransferManager.Delivery memory" } }, "id": 4012, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "memberLocation": "11982:6:21", "memberName": "amount", "nodeType": "MemberAccess", "referencedDeclaration": 3459, "src": "11975:13:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, { "expression": { "id": 4013, "name": "token2", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3983, "src": "11990:6:21", "typeDescriptions": { "typeIdentifier": "t_struct$_Delivery_$3460_memory_ptr", "typeString": "struct DVDTransferManager.Delivery memory" } }, "id": 4014, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "memberLocation": "11997:11:21", "memberName": "counterpart", "nodeType": "MemberAccess", "referencedDeclaration": 3455, "src": "11990:18:21", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "expression": { "id": 4015, "name": "token2", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3983, "src": "12010:6:21", "typeDescriptions": { "typeIdentifier": "t_struct$_Delivery_$3460_memory_ptr", "typeString": "struct DVDTransferManager.Delivery memory" } }, "id": 4016, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "memberLocation": "12017:5:21", "memberName": "token", "nodeType": "MemberAccess", "referencedDeclaration": 3457, "src": "12010:12:21", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "expression": { "id": 4017, "name": "token2", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3983, "src": "12024:6:21", "typeDescriptions": { "typeIdentifier": "t_struct$_Delivery_$3460_memory_ptr", "typeString": "struct DVDTransferManager.Delivery memory" } }, "id": 4018, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "memberLocation": "12031:6:21", "memberName": "amount", "nodeType": "MemberAccess", "referencedDeclaration": 3459, "src": "12024:13:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_uint256", "typeString": "uint256" }, { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_uint256", "typeString": "uint256" }, { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_uint256", "typeString": "uint256" } ], "id": 4005, "name": "calculateTransferID", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3657, "src": "11912:19:21", "typeDescriptions": { "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_address_$_t_address_$_t_uint256_$_t_address_$_t_address_$_t_uint256_$returns$_t_bytes32_$", "typeString": "function (uint256,address,address,uint256,address,address,uint256) pure returns (bytes32)" } }, "id": 4019, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "nameLocations": [], "names": [], "nodeType": "FunctionCall", "src": "11912:126:21", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, "nodeType": "VariableDeclarationStatement", "src": "11891:147:21" }, { "expression": { "id": 4025, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "baseExpression": { "id": 4021, "name": "token1ToDeliver", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3490, "src": "12048:15:21", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_bytes32_$_t_struct$_Delivery_$3460_storage_$", "typeString": "mapping(bytes32 => struct DVDTransferManager.Delivery storage ref)" } }, "id": 4023, "indexExpression": { "id": 4022, "name": "transferID", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4004, "src": "12064:10:21", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": true, "nodeType": "IndexAccess", "src": "12048:27:21", "typeDescriptions": { "typeIdentifier": "t_struct$_Delivery_$3460_storage", "typeString": "struct DVDTransferManager.Delivery storage ref" } }, "nodeType": "Assignment", "operator": "=", "rightHandSide": { "id": 4024, "name": "token1", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3960, "src": "12078:6:21", "typeDescriptions": { "typeIdentifier": "t_struct$_Delivery_$3460_memory_ptr", "typeString": "struct DVDTransferManager.Delivery memory" } }, "src": "12048:36:21", "typeDescriptions": { "typeIdentifier": "t_struct$_Delivery_$3460_storage", "typeString": "struct DVDTransferManager.Delivery storage ref" } }, "id": 4026, "nodeType": "ExpressionStatement", "src": "12048:36:21" }, { "expression": { "id": 4031, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "baseExpression": { "id": 4027, "name": "token2ToDeliver", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3495, "src": "12094:15:21", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_bytes32_$_t_struct$_Delivery_$3460_storage_$", "typeString": "mapping(bytes32 => struct DVDTransferManager.Delivery storage ref)" } }, "id": 4029, "indexExpression": { "id": 4028, "name": "transferID", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4004, "src": "12110:10:21", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": true, "nodeType": "IndexAccess", "src": "12094:27:21", "typeDescriptions": { "typeIdentifier": "t_struct$_Delivery_$3460_storage", "typeString": "struct DVDTransferManager.Delivery storage ref" } }, "nodeType": "Assignment", "operator": "=", "rightHandSide": { "id": 4030, "name": "token2", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3983, "src": "12124:6:21", "typeDescriptions": { "typeIdentifier": "t_struct$_Delivery_$3460_memory_ptr", "typeString": "struct DVDTransferManager.Delivery memory" } }, "src": "12094:36:21", "typeDescriptions": { "typeIdentifier": "t_struct$_Delivery_$3460_storage", "typeString": "struct DVDTransferManager.Delivery storage ref" } }, "id": 4032, "nodeType": "ExpressionStatement", "src": "12094:36:21" }, { "eventCall": { "arguments": [ { "id": 4034, "name": "transferID", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4004, "src": "12166:10:21", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, { "expression": { "id": 4035, "name": "token1", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3960, "src": "12177:6:21", "typeDescriptions": { "typeIdentifier": "t_struct$_Delivery_$3460_memory_ptr", "typeString": "struct DVDTransferManager.Delivery memory" } }, "id": 4036, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "memberLocation": "12184:11:21", "memberName": "counterpart", "nodeType": "MemberAccess", "referencedDeclaration": 3455, "src": "12177:18:21", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "expression": { "id": 4037, "name": "token1", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3960, "src": "12197:6:21", "typeDescriptions": { "typeIdentifier": "t_struct$_Delivery_$3460_memory_ptr", "typeString": "struct DVDTransferManager.Delivery memory" } }, "id": 4038, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "memberLocation": "12204:5:21", "memberName": "token", "nodeType": "MemberAccess", "referencedDeclaration": 3457, "src": "12197:12:21", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "expression": { "id": 4039, "name": "token1", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3960, "src": "12211:6:21", "typeDescriptions": { "typeIdentifier": "t_struct$_Delivery_$3460_memory_ptr", "typeString": "struct DVDTransferManager.Delivery memory" } }, "id": 4040, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "memberLocation": "12218:6:21", "memberName": "amount", "nodeType": "MemberAccess", "referencedDeclaration": 3459, "src": "12211:13:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, { "expression": { "id": 4041, "name": "token2", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3983, "src": "12226:6:21", "typeDescriptions": { "typeIdentifier": "t_struct$_Delivery_$3460_memory_ptr", "typeString": "struct DVDTransferManager.Delivery memory" } }, "id": 4042, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "memberLocation": "12233:11:21", "memberName": "counterpart", "nodeType": "MemberAccess", "referencedDeclaration": 3455, "src": "12226:18:21", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "expression": { "id": 4043, "name": "token2", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3983, "src": "12246:6:21", "typeDescriptions": { "typeIdentifier": "t_struct$_Delivery_$3460_memory_ptr", "typeString": "struct DVDTransferManager.Delivery memory" } }, "id": 4044, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "memberLocation": "12253:5:21", "memberName": "token", "nodeType": "MemberAccess", "referencedDeclaration": 3457, "src": "12246:12:21", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "expression": { "id": 4045, "name": "token2", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3983, "src": "12260:6:21", "typeDescriptions": { "typeIdentifier": "t_struct$_Delivery_$3460_memory_ptr", "typeString": "struct DVDTransferManager.Delivery memory" } }, "id": 4046, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "memberLocation": "12267:6:21", "memberName": "amount", "nodeType": "MemberAccess", "referencedDeclaration": 3459, "src": "12260:13:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bytes32", "typeString": "bytes32" }, { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_uint256", "typeString": "uint256" }, { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_uint256", "typeString": "uint256" } ], "id": 4033, "name": "DVDTransferInitiated", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3424, "src": "12145:20:21", "typeDescriptions": { "typeIdentifier": "t_function_event_nonpayable$_t_bytes32_$_t_address_$_t_address_$_t_uint256_$_t_address_$_t_address_$_t_uint256_$returns$__$", "typeString": "function (bytes32,address,address,uint256,address,address,uint256)" } }, "id": 4047, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "nameLocations": [], "names": [], "nodeType": "FunctionCall", "src": "12145:129:21", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 4048, "nodeType": "EmitStatement", "src": "12140:134:21" }, { "expression": { "id": 4050, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "nodeType": "UnaryOperation", "operator": "++", "prefix": false, "src": "12284:9:21", "subExpression": { "id": 4049, "name": "txNonce", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3497, "src": "12284:7:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "id": 4051, "nodeType": "ExpressionStatement", "src": "12284:9:21" } ] }, "documentation": { "id": 3894, "nodeType": "StructuredDocumentation", "src": "9983:1051:21", "text": " @dev initiates a DVD transfer between `msg.sender` & `_counterpart`\n @param _token1 the address of the token (ERC20 or TREX) provided by `msg.sender`\n @param _token1Amount the amount of `_token1` that `msg.sender` will send to `_counterpart` at DVD execution time\n @param _counterpart the address of the counterpart, which will receive `_token1Amount` of `_token1` in exchange for\n `_token2Amount` of `_token2`\n @param _token2 the address of the token (ERC20 or TREX) provided by `_counterpart`\n @param _token2Amount the amount of `_token2` that `_counterpart` will send to `msg.sender` at DVD execution time\n requires `msg.sender` to have enough `_token1` tokens to process the DVD transfer\n requires `DVDTransferManager` contract to have the necessary allowance to process the DVD transfer on `msg.sender`\n requires `_counterpart` to not be the 0 address\n requires `_token1` & `_token2` to be valid token addresses\n emits a `DVDTransferInitiated` event" }, "functionSelector": "6e4d26e4", "id": 4053, "implemented": true, "kind": "function", "modifiers": [], "name": "initiateDVDTransfer", "nameLocation": "11048:19:21", "nodeType": "FunctionDefinition", "parameters": { "id": 3905, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 3896, "mutability": "mutable", "name": "_token1", "nameLocation": "11076:7:21", "nodeType": "VariableDeclaration", "scope": 4053, "src": "11068:15:21", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 3895, "name": "address", "nodeType": "ElementaryTypeName", "src": "11068:7:21", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" }, { "constant": false, "id": 3898, "mutability": "mutable", "name": "_token1Amount", "nameLocation": "11093:13:21", "nodeType": "VariableDeclaration", "scope": 4053, "src": "11085:21:21", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 3897, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "11085:7:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "visibility": "internal" }, { "constant": false, "id": 3900, "mutability": "mutable", "name": "_counterpart", "nameLocation": "11116:12:21", "nodeType": "VariableDeclaration", "scope": 4053, "src": "11108:20:21", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 3899, "name": "address", "nodeType": "ElementaryTypeName", "src": "11108:7:21", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" }, { "constant": false, "id": 3902, "mutability": "mutable", "name": "_token2", "nameLocation": "11138:7:21", "nodeType": "VariableDeclaration", "scope": 4053, "src": "11130:15:21", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 3901, "name": "address", "nodeType": "ElementaryTypeName", "src": "11130:7:21", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" }, { "constant": false, "id": 3904, "mutability": "mutable", "name": "_token2Amount", "nameLocation": "11155:13:21", "nodeType": "VariableDeclaration", "scope": 4053, "src": "11147:21:21", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 3903, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "11147:7:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "visibility": "internal" } ], "src": "11067:102:21" }, "returnParameters": { "id": 3906, "nodeType": "ParameterList", "parameters": [], "src": "11179:0:21" }, "scope": 4550, "src": "11039:1261:21", "stateMutability": "nonpayable", "virtual": false, "visibility": "external" }, { "body": { "id": 4278, "nodeType": "Block", "src": "14013:1744:21", "statements": [ { "assignments": [ 4061 ], "declarations": [ { "constant": false, "id": 4061, "mutability": "mutable", "name": "token1", "nameLocation": "14039:6:21", "nodeType": "VariableDeclaration", "scope": 4278, "src": "14023:22:21", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_struct$_Delivery_$3460_memory_ptr", "typeString": "struct DVDTransferManager.Delivery" }, "typeName": { "id": 4060, "nodeType": "UserDefinedTypeName", "pathNode": { "id": 4059, "name": "Delivery", "nameLocations": [ "14023:8:21" ], "nodeType": "IdentifierPath", "referencedDeclaration": 3460, "src": "14023:8:21" }, "referencedDeclaration": 3460, "src": "14023:8:21", "typeDescriptions": { "typeIdentifier": "t_struct$_Delivery_$3460_storage_ptr", "typeString": "struct DVDTransferManager.Delivery" } }, "visibility": "internal" } ], "id": 4065, "initialValue": { "baseExpression": { "id": 4062, "name": "token1ToDeliver", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3490, "src": "14048:15:21", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_bytes32_$_t_struct$_Delivery_$3460_storage_$", "typeString": "mapping(bytes32 => struct DVDTransferManager.Delivery storage ref)" } }, "id": 4064, "indexExpression": { "id": 4063, "name": "_transferID", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4056, "src": "14064:11:21", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "nodeType": "IndexAccess", "src": "14048:28:21", "typeDescriptions": { "typeIdentifier": "t_struct$_Delivery_$3460_storage", "typeString": "struct DVDTransferManager.Delivery storage ref" } }, "nodeType": "VariableDeclarationStatement", "src": "14023:53:21" }, { "assignments": [ 4068 ], "declarations": [ { "constant": false, "id": 4068, "mutability": "mutable", "name": "token2", "nameLocation": "14102:6:21", "nodeType": "VariableDeclaration", "scope": 4278, "src": "14086:22:21", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_struct$_Delivery_$3460_memory_ptr", "typeString": "struct DVDTransferManager.Delivery" }, "typeName": { "id": 4067, "nodeType": "UserDefinedTypeName", "pathNode": { "id": 4066, "name": "Delivery", "nameLocations": [ "14086:8:21" ], "nodeType": "IdentifierPath", "referencedDeclaration": 3460, "src": "14086:8:21" }, "referencedDeclaration": 3460, "src": "14086:8:21", "typeDescriptions": { "typeIdentifier": "t_struct$_Delivery_$3460_storage_ptr", "typeString": "struct DVDTransferManager.Delivery" } }, "visibility": "internal" } ], "id": 4072, "initialValue": { "baseExpression": { "id": 4069, "name": "token2ToDeliver", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3495, "src": "14111:15:21", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_bytes32_$_t_struct$_Delivery_$3460_storage_$", "typeString": "mapping(bytes32 => struct DVDTransferManager.Delivery storage ref)" } }, "id": 4071, "indexExpression": { "id": 4070, "name": "_transferID", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4056, "src": "14127:11:21", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "nodeType": "IndexAccess", "src": "14111:28:21", "typeDescriptions": { "typeIdentifier": "t_struct$_Delivery_$3460_storage", "typeString": "struct DVDTransferManager.Delivery storage ref" } }, "nodeType": "VariableDeclarationStatement", "src": "14086:53:21" }, { "expression": { "arguments": [ { "commonType": { "typeIdentifier": "t_bool", "typeString": "bool" }, "id": 4088, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "commonType": { "typeIdentifier": "t_address", "typeString": "address" }, "id": 4080, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "expression": { "id": 4074, "name": "token1", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4061, "src": "14157:6:21", "typeDescriptions": { "typeIdentifier": "t_struct$_Delivery_$3460_memory_ptr", "typeString": "struct DVDTransferManager.Delivery memory" } }, "id": 4075, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "memberLocation": "14164:11:21", "memberName": "counterpart", "nodeType": "MemberAccess", "referencedDeclaration": 3455, "src": "14157:18:21", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "nodeType": "BinaryOperation", "operator": "!=", "rightExpression": { "arguments": [ { "hexValue": "30", "id": 4078, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "14187:1:21", "typeDescriptions": { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" }, "value": "0" } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" } ], "id": 4077, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "ElementaryTypeNameExpression", "src": "14179:7:21", "typeDescriptions": { "typeIdentifier": "t_type$_t_address_$", "typeString": "type(address)" }, "typeName": { "id": 4076, "name": "address", "nodeType": "ElementaryTypeName", "src": "14179:7:21", "typeDescriptions": {} } }, "id": 4079, "isConstant": false, "isLValue": false, "isPure": true, "kind": "typeConversion", "lValueRequested": false, "nameLocations": [], "names": [], "nodeType": "FunctionCall", "src": "14179:10:21", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "src": "14157:32:21", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "nodeType": "BinaryOperation", "operator": "&&", "rightExpression": { "commonType": { "typeIdentifier": "t_address", "typeString": "address" }, "id": 4087, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "expression": { "id": 4081, "name": "token2", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4068, "src": "14193:6:21", "typeDescriptions": { "typeIdentifier": "t_struct$_Delivery_$3460_memory_ptr", "typeString": "struct DVDTransferManager.Delivery memory" } }, "id": 4082, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "memberLocation": "14200:11:21", "memberName": "counterpart", "nodeType": "MemberAccess", "referencedDeclaration": 3455, "src": "14193:18:21", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "nodeType": "BinaryOperation", "operator": "!=", "rightExpression": { "arguments": [ { "hexValue": "30", "id": 4085, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "14223:1:21", "typeDescriptions": { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" }, "value": "0" } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" } ], "id": 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"assignments": [ 4161 ], "declarations": [ { "constant": false, "id": 4161, "mutability": "mutable", "name": "fees", "nameLocation": "14823:4:21", "nodeType": "VariableDeclaration", "scope": 4278, "src": "14809:18:21", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_struct$_TxFees_$3480_memory_ptr", "typeString": "struct DVDTransferManager.TxFees" }, "typeName": { "id": 4160, "nodeType": "UserDefinedTypeName", "pathNode": { "id": 4159, "name": "TxFees", "nameLocations": [ "14809:6:21" ], "nodeType": "IdentifierPath", "referencedDeclaration": 3480, "src": "14809:6:21" }, "referencedDeclaration": 3480, "src": "14809:6:21", "typeDescriptions": { "typeIdentifier": "t_struct$_TxFees_$3480_storage_ptr", "typeString": "struct DVDTransferManager.TxFees" } }, "visibility": "internal" } ], "id": 4165, "initialValue": { "arguments": [ { "id": 4163, "name": "_transferID", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4056, "src": "14843:11:21", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } ], "id": 4162, "name": "calculateFee", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4549, "src": "14830:12:21", "typeDescriptions": { "typeIdentifier": "t_function_internal_view$_t_bytes32_$returns$_t_struct$_TxFees_$3480_memory_ptr_$", "typeString": "function (bytes32) view returns (struct DVDTransferManager.TxFees memory)" } }, "id": 4164, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "nameLocations": [], "names": [], "nodeType": "FunctionCall", "src": "14830:25:21", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_struct$_TxFees_$3480_memory_ptr", "typeString": "struct DVDTransferManager.TxFees memory" } }, "nodeType": "VariableDeclarationStatement", "src": "14809:46:21" }, { "condition": { "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 4169, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "expression": { "id": 4166, "name": "fees", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4161, "src": "14869:4:21", "typeDescriptions": { "typeIdentifier": "t_struct$_TxFees_$3480_memory_ptr", "typeString": "struct DVDTransferManager.TxFees memory" } }, "id": 4167, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "memberLocation": "14874:6:21", "memberName": "txFee1", "nodeType": "MemberAccess", "referencedDeclaration": 3473, "src": "14869:11:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", "operator": "!=", "rightExpression": { "hexValue": "30", "id": 4168, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "14884:1:21", "typeDescriptions": { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" }, "value": "0" }, "src": "14869:16:21", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "id": 4197, "nodeType": "IfStatement", "src": "14865:228:21", "trueBody": { "id": 4196, "nodeType": "Block", "src": "14887:206:21", "statements": [ { "expression": { "arguments": [ { "expression": { "id": 4173, "name": "token1", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4061, "src": "14925:6:21", "typeDescriptions": { "typeIdentifier": "t_struct$_Delivery_$3460_memory_ptr", "typeString": "struct DVDTransferManager.Delivery memory" } }, "id": 4174, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "memberLocation": "14932:11:21", "memberName": "counterpart", "nodeType": "MemberAccess", "referencedDeclaration": 3455, "src": "14925:18:21", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "expression": { "id": 4175, "name": "token2", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4068, "src": "14945:6:21", "typeDescriptions": { "typeIdentifier": "t_struct$_Delivery_$3460_memory_ptr", "typeString": "struct DVDTransferManager.Delivery memory" } }, "id": 4176, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "memberLocation": "14952:11:21", "memberName": "counterpart", "nodeType": "MemberAccess", "referencedDeclaration": 3455, "src": "14945:18:21", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "components": [ { "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 4181, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "expression": { "id": 4177, "name": "token1", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4061, "src": "14966:6:21", "typeDescriptions": { "typeIdentifier": "t_struct$_Delivery_$3460_memory_ptr", "typeString": "struct DVDTransferManager.Delivery memory" } }, "id": 4178, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "memberLocation": "14973:6:21", "memberName": "amount", "nodeType": "MemberAccess", "referencedDeclaration": 3459, "src": "14966:13:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", "operator": "-", "rightExpression": { "expression": { "id": 4179, "name": "fees", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4161, "src": "14982:4:21", "typeDescriptions": { "typeIdentifier": "t_struct$_TxFees_$3480_memory_ptr", "typeString": "struct DVDTransferManager.TxFees memory" } }, "id": 4180, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "memberLocation": "14987:6:21", "memberName": "txFee1", "nodeType": "MemberAccess", "referencedDeclaration": 3473, "src": "14982:11:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "src": "14966:27:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } ], "id": 4182, "isConstant": false, "isInlineArray": false, "isLValue": false, "isPure": false, "lValueRequested": false, "nodeType": "TupleExpression", "src": "14965:29:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_uint256", "typeString": "uint256" } ], "expression": { "id": 4170, "name": "token1Contract", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4094, "src": "14897:14:21", "typeDescriptions": { "typeIdentifier": "t_contract$_IERC20_$3317", "typeString": "contract IERC20" } }, "id": 4172, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberLocation": "14912:12:21", "memberName": "transferFrom", "nodeType": "MemberAccess", "referencedDeclaration": 3316, "src": "14897:27:21", "typeDescriptions": { "typeIdentifier": "t_function_external_nonpayable$_t_address_$_t_address_$_t_uint256_$returns$_t_bool_$", "typeString": "function (address,address,uint256) external returns (bool)" } }, "id": 4183, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "nameLocations": [], "names": [], "nodeType": "FunctionCall", "src": "14897:98:21", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "id": 4184, "nodeType": "ExpressionStatement", "src": "14897:98:21" }, { "expression": { "arguments": [ { "expression": { "id": 4188, "name": "token1", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4061, "src": "15033:6:21", "typeDescriptions": { "typeIdentifier": "t_struct$_Delivery_$3460_memory_ptr", "typeString": "struct DVDTransferManager.Delivery memory" } }, "id": 4189, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "memberLocation": "15040:11:21", "memberName": "counterpart", "nodeType": "MemberAccess", "referencedDeclaration": 3455, "src": "15033:18:21", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "expression": { "id": 4190, "name": "fees", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4161, "src": "15053:4:21", "typeDescriptions": { "typeIdentifier": "t_struct$_TxFees_$3480_memory_ptr", "typeString": "struct DVDTransferManager.TxFees memory" } }, "id": 4191, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "memberLocation": "15058:10:21", "memberName": "fee1Wallet", "nodeType": "MemberAccess", "referencedDeclaration": 3477, "src": "15053:15:21", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "expression": { "id": 4192, "name": "fees", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4161, "src": "15070:4:21", "typeDescriptions": { "typeIdentifier": "t_struct$_TxFees_$3480_memory_ptr", "typeString": "struct DVDTransferManager.TxFees memory" } }, "id": 4193, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "memberLocation": "15075:6:21", "memberName": "txFee1", "nodeType": "MemberAccess", "referencedDeclaration": 3473, "src": "15070:11:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_uint256", "typeString": "uint256" } ], "expression": { "id": 4185, "name": "token1Contract", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4094, "src": "15005:14:21", "typeDescriptions": { "typeIdentifier": "t_contract$_IERC20_$3317", "typeString": "contract IERC20" } }, "id": 4187, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberLocation": "15020:12:21", "memberName": "transferFrom", "nodeType": "MemberAccess", "referencedDeclaration": 3316, "src": "15005:27:21", "typeDescriptions": { "typeIdentifier": "t_function_external_nonpayable$_t_address_$_t_address_$_t_uint256_$returns$_t_bool_$", "typeString": "function (address,address,uint256) external returns (bool)" } }, "id": 4194, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "nameLocations": [], "names": [], "nodeType": "FunctionCall", "src": "15005:77:21", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "id": 4195, "nodeType": "ExpressionStatement", "src": "15005:77:21" } ] } }, { "condition": { "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 4201, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "expression": { "id": 4198, "name": "fees", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4161, "src": "15106:4:21", "typeDescriptions": { "typeIdentifier": "t_struct$_TxFees_$3480_memory_ptr", "typeString": "struct DVDTransferManager.TxFees memory" } }, "id": 4199, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "memberLocation": "15111:6:21", "memberName": "txFee1", "nodeType": "MemberAccess", "referencedDeclaration": 3473, "src": "15106:11:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", "operator": "==", "rightExpression": { "hexValue": "30", "id": 4200, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "15121:1:21", "typeDescriptions": { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" }, "value": "0" }, "src": "15106:16:21", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "id": 4214, "nodeType": "IfStatement", "src": "15102:129:21", "trueBody": { "id": 4213, "nodeType": "Block", "src": "15124:107:21", "statements": [ { "expression": { "arguments": [ { "expression": { "id": 4205, "name": "token1", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4061, "src": "15166:6:21", "typeDescriptions": { "typeIdentifier": "t_struct$_Delivery_$3460_memory_ptr", "typeString": "struct DVDTransferManager.Delivery memory" } }, "id": 4206, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "memberLocation": "15173:11:21", "memberName": "counterpart", "nodeType": "MemberAccess", "referencedDeclaration": 3455, "src": "15166:18:21", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "expression": { "id": 4207, "name": "token2", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4068, "src": "15186:6:21", "typeDescriptions": { "typeIdentifier": "t_struct$_Delivery_$3460_memory_ptr", "typeString": "struct DVDTransferManager.Delivery memory" } }, "id": 4208, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "memberLocation": "15193:11:21", "memberName": "counterpart", "nodeType": "MemberAccess", "referencedDeclaration": 3455, "src": "15186:18:21", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "expression": { "id": 4209, "name": "token1", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4061, "src": "15206:6:21", "typeDescriptions": { "typeIdentifier": "t_struct$_Delivery_$3460_memory_ptr", "typeString": "struct DVDTransferManager.Delivery memory" } }, "id": 4210, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "memberLocation": "15213:6:21", "memberName": "amount", "nodeType": "MemberAccess", "referencedDeclaration": 3459, "src": "15206:13:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_uint256", "typeString": "uint256" } ], "expression": { "id": 4202, "name": "token1Contract", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4094, "src": "15138:14:21", "typeDescriptions": { "typeIdentifier": "t_contract$_IERC20_$3317", "typeString": "contract IERC20" } }, "id": 4204, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberLocation": "15153:12:21", "memberName": "transferFrom", "nodeType": "MemberAccess", "referencedDeclaration": 3316, "src": "15138:27:21", "typeDescriptions": { "typeIdentifier": "t_function_external_nonpayable$_t_address_$_t_address_$_t_uint256_$returns$_t_bool_$", "typeString": "function (address,address,uint256) external returns (bool)" } }, "id": 4211, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "nameLocations": [], "names": [], "nodeType": "FunctionCall", "src": "15138:82:21", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "id": 4212, "nodeType": "ExpressionStatement", "src": "15138:82:21" } ] } }, { "condition": { "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 4218, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "expression": { "id": 4215, "name": "fees", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4161, "src": "15244:4:21", "typeDescriptions": { "typeIdentifier": "t_struct$_TxFees_$3480_memory_ptr", "typeString": "struct DVDTransferManager.TxFees memory" } }, "id": 4216, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "memberLocation": "15249:6:21", "memberName": "txFee2", "nodeType": "MemberAccess", "referencedDeclaration": 3475, "src": "15244:11:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", "operator": "!=", "rightExpression": { "hexValue": "30", "id": 4217, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "15259:1:21", "typeDescriptions": { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" }, "value": "0" }, "src": "15244:16:21", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "id": 4246, "nodeType": "IfStatement", "src": "15240:236:21", "trueBody": { "id": 4245, "nodeType": "Block", "src": "15262:214:21", "statements": [ { "expression": { "arguments": [ { "expression": { "id": 4222, "name": "token2", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4068, "src": "15304:6:21", "typeDescriptions": { "typeIdentifier": "t_struct$_Delivery_$3460_memory_ptr", "typeString": "struct DVDTransferManager.Delivery memory" } }, "id": 4223, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "memberLocation": "15311:11:21", "memberName": "counterpart", "nodeType": "MemberAccess", "referencedDeclaration": 3455, "src": "15304:18:21", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "expression": { "id": 4224, "name": "token1", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4061, "src": "15324:6:21", "typeDescriptions": { "typeIdentifier": "t_struct$_Delivery_$3460_memory_ptr", "typeString": "struct DVDTransferManager.Delivery memory" } }, "id": 4225, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "memberLocation": "15331:11:21", "memberName": "counterpart", "nodeType": "MemberAccess", "referencedDeclaration": 3455, "src": "15324:18:21", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "components": [ { "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 4230, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "expression": { "id": 4226, "name": "token2", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4068, "src": "15345:6:21", "typeDescriptions": { "typeIdentifier": "t_struct$_Delivery_$3460_memory_ptr", "typeString": "struct DVDTransferManager.Delivery memory" } }, "id": 4227, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "memberLocation": "15352:6:21", "memberName": "amount", "nodeType": "MemberAccess", "referencedDeclaration": 3459, "src": "15345:13:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", "operator": "-", "rightExpression": { "expression": { "id": 4228, "name": "fees", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4161, "src": "15361:4:21", "typeDescriptions": { "typeIdentifier": "t_struct$_TxFees_$3480_memory_ptr", "typeString": "struct DVDTransferManager.TxFees memory" } }, "id": 4229, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "memberLocation": "15366:6:21", "memberName": "txFee2", "nodeType": "MemberAccess", "referencedDeclaration": 3475, "src": "15361:11:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "src": "15345:27:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } ], "id": 4231, "isConstant": false, "isInlineArray": false, "isLValue": false, "isPure": false, "lValueRequested": false, "nodeType": "TupleExpression", "src": "15344:29:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_uint256", "typeString": "uint256" } ], "expression": { "id": 4219, "name": "token2Contract", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4102, "src": "15276:14:21", "typeDescriptions": { "typeIdentifier": "t_contract$_IERC20_$3317", "typeString": "contract IERC20" } }, "id": 4221, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberLocation": "15291:12:21", "memberName": "transferFrom", "nodeType": "MemberAccess", "referencedDeclaration": 3316, "src": "15276:27:21", "typeDescriptions": { "typeIdentifier": "t_function_external_nonpayable$_t_address_$_t_address_$_t_uint256_$returns$_t_bool_$", "typeString": "function (address,address,uint256) external returns (bool)" } }, "id": 4232, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "nameLocations": [], "names": [], "nodeType": "FunctionCall", "src": "15276:98:21", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "id": 4233, "nodeType": "ExpressionStatement", "src": "15276:98:21" }, { "expression": { "arguments": [ { "expression": { "id": 4237, "name": "token2", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4068, "src": "15416:6:21", "typeDescriptions": { "typeIdentifier": "t_struct$_Delivery_$3460_memory_ptr", "typeString": "struct DVDTransferManager.Delivery memory" } }, "id": 4238, "isConstant": false, "isLValue": true, "isPure": false, 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returns (bool)" } }, "id": 4260, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "nameLocations": [], "names": [], "nodeType": "FunctionCall", "src": "15521:82:21", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "id": 4261, "nodeType": "ExpressionStatement", "src": "15521:82:21" } ] } }, { "expression": { "id": 4267, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "nodeType": "UnaryOperation", "operator": "delete", "prefix": true, "src": "15623:35:21", "subExpression": { "baseExpression": { "id": 4264, "name": "token1ToDeliver", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3490, "src": "15630:15:21", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_bytes32_$_t_struct$_Delivery_$3460_storage_$", "typeString": "mapping(bytes32 => struct DVDTransferManager.Delivery storage ref)" } }, "id": 4266, 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"id": 4054, "nodeType": "StructuredDocumentation", "src": "12306:1647:21", "text": " @dev execute a DVD transfer that was previously initiated through the `initiateDVDTransfer` function\n @param _transferID the DVD transfer identifier as calculated through the `calculateTransferID` function for the initiated DVD transfer to execute\n requires `_transferID` to exist (DVD transfer has to be initiated)\n requires that taker (counterpart sending token2) has enough tokens in balance to process the DVD transfer\n requires that `DVDTransferManager` contract has enough allowance to process the `token2` leg of the DVD transfer\n requires that `msg.sender` is the taker OR the TREX agent in case a TREX token is involved in the transfer (in case of conditional transfer\n the agent can call the function when the transfer has been approved)\n if fees apply on one side or both sides of the transfer the fees will be sent, at transaction time, to the fees wallet previously set\n in case fees apply the counterparts will receive less than the amounts included in the DVD transfer as part of the transfer is redirected to the\n fee wallet at transfer execution time\n if one or both legs of the transfer are TREX, then all the relevant checks apply on the transaction (compliance + identity checks)\n and the transaction WILL FAIL if the TREX conditions of transfer are not respected, please refer to {Token-transfer} and {Token-transferFrom} to\n know more about TREX conditions for transfers\n once the DVD transfer is executed the `_transferID` is removed from the pending `_transferID` pool\n emits a `DVDTransferExecuted` event" }, "functionSelector": "158db450", "id": 4279, "implemented": true, "kind": "function", "modifiers": [], "name": "takeDVDTransfer", "nameLocation": "13967:15:21", "nodeType": "FunctionDefinition", "parameters": { "id": 4057, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 4056, "mutability": "mutable", "name": "_transferID", "nameLocation": 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"typeIdentifier": "t_address", "typeString": "address" } }, "id": 4543, "nodeType": "ExpressionStatement", "src": "18750:28:21" }, { "expression": { "id": 4544, "name": "fees", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4379, "src": "18799:4:21", "typeDescriptions": { "typeIdentifier": "t_struct$_TxFees_$3480_memory_ptr", "typeString": "struct DVDTransferManager.TxFees memory" } }, "functionReturnParameters": 4376, "id": 4545, "nodeType": "Return", "src": "18792:11:21" } ] }, "id": 4547, "nodeType": "IfStatement", "src": "18100:714:21", "trueBody": { "id": 4513, "nodeType": "Block", "src": "18160:462:21", "statements": [ { "assignments": [ 4440 ], "declarations": [ { "constant": false, "id": 4440, "mutability": "mutable", "name": "_txFee1", "nameLocation": "18179:7:21", "nodeType": "VariableDeclaration", "scope": 4513, "src": "18174:12:21", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 4439, "name": "uint", "nodeType": "ElementaryTypeName", "src": "18174:4:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "visibility": "internal" } ], "id": 4461, "initialValue": { "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 4460, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "components": [ { "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 4453, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 4445, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "expression": { "id": 4441, "name": "token1", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4383, "src": "18190:6:21", "typeDescriptions": { "typeIdentifier": "t_struct$_Delivery_$3460_memory_ptr", "typeString": "struct DVDTransferManager.Delivery memory" } }, "id": 4442, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "memberLocation": "18197:6:21", "memberName": "amount", "nodeType": "MemberAccess", "referencedDeclaration": 3459, "src": "18190:13:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", "operator": "*", "rightExpression": { "expression": { "id": 4443, "name": "feeDetails", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4425, "src": "18206:10:21", "typeDescriptions": { "typeIdentifier": "t_struct$_Fee_$3471_memory_ptr", "typeString": "struct DVDTransferManager.Fee memory" } }, "id": 4444, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "memberLocation": "18217:9:21", "memberName": "token1Fee", "nodeType": "MemberAccess", "referencedDeclaration": 3462, "src": "18206:20:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "src": "18190:36:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", "operator": "*", "rightExpression": { "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 4452, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "hexValue": "3130", "id": 4446, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "18229:2:21", "typeDescriptions": { "typeIdentifier": "t_rational_10_by_1", "typeString": "int_const 10" }, "value": "10" }, "nodeType": "BinaryOperation", "operator": "**", "rightExpression": { "components": [ { "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 4450, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "expression": { "id": 4447, "name": "feeDetails", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4425, "src": "18234:10:21", "typeDescriptions": { "typeIdentifier": "t_struct$_Fee_$3471_memory_ptr", "typeString": "struct DVDTransferManager.Fee memory" } }, "id": 4448, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "memberLocation": "18245:7:21", "memberName": "feeBase", "nodeType": "MemberAccess", "referencedDeclaration": 3466, "src": "18234:18:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", "operator": "-", "rightExpression": { "hexValue": "32", "id": 4449, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "18255:1:21", "typeDescriptions": { "typeIdentifier": "t_rational_2_by_1", "typeString": "int_const 2" }, "value": "2" }, "src": "18234:22:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } ], "id": 4451, "isConstant": false, "isInlineArray": false, "isLValue": false, "isPure": false, "lValueRequested": false, "nodeType": "TupleExpression", "src": "18233:24:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "src": "18229:28:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "src": "18190:67:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } ], "id": 4454, "isConstant": false, "isInlineArray": false, "isLValue": false, "isPure": false, "lValueRequested": false, "nodeType": "TupleExpression", "src": "18189:69:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", "operator": "/", "rightExpression": { "components": [ { "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 4458, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "hexValue": "3130", "id": 4455, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "18262:2:21", "typeDescriptions": { "typeIdentifier": "t_rational_10_by_1", "typeString": "int_const 10" }, "value": "10" }, "nodeType": "BinaryOperation", "operator": "**", "rightExpression": { "expression": { "id": 4456, "name": "feeDetails", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4425, "src": "18266:10:21", "typeDescriptions": { "typeIdentifier": "t_struct$_Fee_$3471_memory_ptr", "typeString": "struct DVDTransferManager.Fee memory" } }, "id": 4457, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "memberLocation": "18277:7:21", "memberName": "feeBase", "nodeType": "MemberAccess", "referencedDeclaration": 3466, "src": "18266:18:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "src": "18262:22:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } ], "id": 4459, "isConstant": false, "isInlineArray": false, "isLValue": false, "isPure": false, "lValueRequested": false, "nodeType": "TupleExpression", "src": "18261:24:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "src": "18189:96:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "VariableDeclarationStatement", "src": "18174:111:21" }, { "assignments": [ 4463 ], "declarations": [ { "constant": false, "id": 4463, "mutability": "mutable", "name": "_txFee2", "nameLocation": "18304:7:21", "nodeType": "VariableDeclaration", "scope": 4513, "src": "18299:12:21", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 4462, "name": "uint", "nodeType": "ElementaryTypeName", "src": "18299:4:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "visibility": "internal" } ], "id": 4484, "initialValue": { "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 4483, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "components": [ { "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 4476, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 4468, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "expression": { "id": 4464, "name": "token2", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4390, "src": "18315:6:21", "typeDescriptions": { "typeIdentifier": "t_struct$_Delivery_$3460_memory_ptr", "typeString": "struct DVDTransferManager.Delivery memory" } }, "id": 4465, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "memberLocation": "18322:6:21", "memberName": "amount", "nodeType": "MemberAccess", "referencedDeclaration": 3459, "src": "18315:13:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", "operator": "*", "rightExpression": { "expression": { "id": 4466, "name": "feeDetails", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4425, "src": "18331:10:21", "typeDescriptions": { "typeIdentifier": "t_struct$_Fee_$3471_memory_ptr", "typeString": "struct DVDTransferManager.Fee memory" } }, "id": 4467, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "memberLocation": "18342:9:21", "memberName": "token2Fee", "nodeType": "MemberAccess", "referencedDeclaration": 3464, "src": "18331:20:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "src": "18315:36:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", "operator": "*", "rightExpression": { "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 4475, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "hexValue": "3130", "id": 4469, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "18354:2:21", "typeDescriptions": { "typeIdentifier": "t_rational_10_by_1", "typeString": "int_const 10" }, "value": "10" }, "nodeType": "BinaryOperation", "operator": "**", "rightExpression": { "components": [ { "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 4473, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "expression": { "id": 4470, "name": "feeDetails", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4425, "src": "18359:10:21", "typeDescriptions": { "typeIdentifier": "t_struct$_Fee_$3471_memory_ptr", "typeString": "struct DVDTransferManager.Fee memory" } }, "id": 4471, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "memberLocation": "18370:7:21", "memberName": "feeBase", "nodeType": "MemberAccess", "referencedDeclaration": 3466, "src": "18359:18:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", "operator": "-", "rightExpression": { "hexValue": "32", "id": 4472, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "18380:1:21", "typeDescriptions": { "typeIdentifier": "t_rational_2_by_1", "typeString": "int_const 2" }, "value": "2" }, "src": "18359:22:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } ], "id": 4474, "isConstant": false, "isInlineArray": false, "isLValue": false, "isPure": false, "lValueRequested": false, "nodeType": "TupleExpression", "src": "18358:24:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "src": "18354:28:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "src": "18315:67:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } ], "id": 4477, "isConstant": false, "isInlineArray": false, "isLValue": false, "isPure": false, "lValueRequested": false, "nodeType": "TupleExpression", "src": "18314:69:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", "operator": "/", "rightExpression": { "components": [ { "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 4481, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "hexValue": "3130", "id": 4478, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "18387:2:21", "typeDescriptions": { "typeIdentifier": "t_rational_10_by_1", "typeString": "int_const 10" }, "value": "10" }, "nodeType": "BinaryOperation", "operator": "**", "rightExpression": { "expression": { "id": 4479, "name": "feeDetails", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4425, "src": "18391:10:21", "typeDescriptions": { "typeIdentifier": "t_struct$_Fee_$3471_memory_ptr", "typeString": "struct DVDTransferManager.Fee memory" } }, "id": 4480, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "memberLocation": "18402:7:21", "memberName": "feeBase", "nodeType": "MemberAccess", "referencedDeclaration": 3466, "src": "18391:18:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "src": "18387:22:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } ], "id": 4482, "isConstant": false, "isInlineArray": false, "isLValue": false, "isPure": false, "lValueRequested": false, "nodeType": "TupleExpression", "src": "18386:24:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "src": "18314:96:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "VariableDeclarationStatement", "src": "18299:111:21" }, { "expression": { "id": 4489, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "expression": { "id": 4485, "name": "fees", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4379, "src": "18424:4:21", "typeDescriptions": { "typeIdentifier": "t_struct$_TxFees_$3480_memory_ptr", "typeString": "struct DVDTransferManager.TxFees memory" } }, "id": 4487, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": true, "memberLocation": "18429:6:21", "memberName": "txFee1", "nodeType": "MemberAccess", "referencedDeclaration": 3473, "src": "18424:11:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "Assignment", "operator": "=", "rightHandSide": { "id": 4488, "name": "_txFee1", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4440, "src": "18438:7:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "src": "18424:21:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "id": 4490, "nodeType": "ExpressionStatement", "src": "18424:21:21" }, { "expression": { "id": 4495, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "expression": { "id": 4491, "name": "fees", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4379, "src": "18459:4:21", "typeDescriptions": { "typeIdentifier": "t_struct$_TxFees_$3480_memory_ptr", "typeString": "struct DVDTransferManager.TxFees memory" } }, "id": 4493, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": true, "memberLocation": "18464:6:21", "memberName": "txFee2", "nodeType": "MemberAccess", "referencedDeclaration": 3475, "src": "18459:11:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "Assignment", "operator": "=", "rightHandSide": { "id": 4494, "name": "_txFee2", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4463, "src": "18473:7:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "src": "18459:21:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "id": 4496, "nodeType": "ExpressionStatement", "src": "18459:21:21" }, { "expression": { "id": 4502, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "expression": { "id": 4497, "name": "fees", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4379, "src": "18494:4:21", "typeDescriptions": { "typeIdentifier": "t_struct$_TxFees_$3480_memory_ptr", "typeString": "struct DVDTransferManager.TxFees memory" } }, "id": 4499, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": true, "memberLocation": "18499:10:21", "memberName": "fee1Wallet", "nodeType": "MemberAccess", "referencedDeclaration": 3477, "src": "18494:15:21", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "nodeType": "Assignment", "operator": "=", "rightHandSide": { "expression": { "id": 4500, "name": "feeDetails", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4425, "src": "18512:10:21", "typeDescriptions": { "typeIdentifier": "t_struct$_Fee_$3471_memory_ptr", "typeString": "struct DVDTransferManager.Fee memory" } }, "id": 4501, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "memberLocation": "18523:10:21", "memberName": "fee1Wallet", "nodeType": "MemberAccess", "referencedDeclaration": 3468, "src": "18512:21:21", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "src": "18494:39:21", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "id": 4503, "nodeType": "ExpressionStatement", "src": "18494:39:21" }, { "expression": { "id": 4509, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "expression": { "id": 4504, "name": "fees", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4379, "src": "18547:4:21", "typeDescriptions": { "typeIdentifier": "t_struct$_TxFees_$3480_memory_ptr", "typeString": "struct DVDTransferManager.TxFees memory" } }, "id": 4506, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": true, "memberLocation": "18552:10:21", "memberName": "fee2Wallet", "nodeType": "MemberAccess", "referencedDeclaration": 3479, "src": "18547:15:21", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "nodeType": "Assignment", "operator": "=", "rightHandSide": { "expression": { "id": 4507, "name": "feeDetails", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4425, "src": "18565:10:21", "typeDescriptions": { "typeIdentifier": "t_struct$_Fee_$3471_memory_ptr", "typeString": "struct DVDTransferManager.Fee memory" } }, "id": 4508, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "memberLocation": "18576:10:21", "memberName": "fee2Wallet", "nodeType": "MemberAccess", "referencedDeclaration": 3470, "src": "18565:21:21", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "src": "18547:39:21", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "id": 4510, "nodeType": "ExpressionStatement", "src": "18547:39:21" }, { "expression": { "id": 4511, "name": "fees", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4379, "src": "18607:4:21", "typeDescriptions": { "typeIdentifier": "t_struct$_TxFees_$3480_memory_ptr", "typeString": "struct DVDTransferManager.TxFees memory" } }, "functionReturnParameters": 4376, "id": 4512, "nodeType": "Return", "src": "18600:11:21" } ] } } ] }, "documentation": { "id": 4369, "nodeType": "StructuredDocumentation", "src": "17160:461:21", "text": " @dev calculates the fees to apply to a specific transfer depending on the fees applied to the parity used in the transfer\n @param _transferID the DVD transfer identifier as calculated through the `calculateTransferID` function for the transfer to calculate fees on\n requires `_transferID` to exist (DVD transfer has to be initiated)\n returns the fees to apply on each leg of the transfer in the form of a `TxFees` struct" }, "functionSelector": "4f846864", "id": 4549, "implemented": true, "kind": "function", "modifiers": [], "name": "calculateFee", "nameLocation": "17635:12:21", "nodeType": "FunctionDefinition", "parameters": { "id": 4372, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 4371, "mutability": "mutable", "name": "_transferID", "nameLocation": "17656:11:21", "nodeType": "VariableDeclaration", "scope": 4549, "src": "17648:19:21", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" }, "typeName": { "id": 4370, "name": "bytes32", "nodeType": "ElementaryTypeName", "src": "17648:7:21", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, "visibility": "internal" } ], "src": "17647:21:21" }, "returnParameters": { "id": 4376, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 4375, "mutability": "mutable", "name": "", "nameLocation": "-1:-1:-1", "nodeType": "VariableDeclaration", "scope": 4549, "src": "17689:13:21", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_struct$_TxFees_$3480_memory_ptr", "typeString": "struct DVDTransferManager.TxFees" }, "typeName": { "id": 4374, "nodeType": "UserDefinedTypeName", "pathNode": { "id": 4373, "name": "TxFees", "nameLocations": [ "17689:6:21" ], "nodeType": "IdentifierPath", "referencedDeclaration": 3480, "src": "17689:6:21" }, "referencedDeclaration": 3480, "src": "17689:6:21", "typeDescriptions": { "typeIdentifier": "t_struct$_TxFees_$3480_storage_ptr", "typeString": "struct DVDTransferManager.TxFees" } }, "visibility": "internal" } ], "src": "17688:15:21" }, "scope": 4550, "src": "17626:1194:21", "stateMutability": "view", "virtual": false, "visibility": "public" } ], "scope": 4551, "src": "1182:17641:21", "usedErrors": [] } ], "src": "1093:17731:21" }, "compiler": { "name": "solc", "version": "0.8.17+commit.8df45f5f.Emscripten.clang" }, "networks": {}, "schemaVersion": "3.4.8", "updatedAt": "2022-12-08T12:51:01.318Z", "devdoc": { "events": { "DVDTransferCancelled(bytes32)": { "details": "Emitted when a DVD transfer is cancelled this event is emitted by the `cancelDVDTransfer` function" }, "DVDTransferExecuted(bytes32)": { "details": "Emitted when a DVD transfer is validated by `taker` and executed either by `taker` either by the agent of the TREX token if the TREX token is subject to conditional transfers this event is emitted by the `takeDVDTransfer` function" }, "DVDTransferInitiated(bytes32,address,address,uint256,address,address,uint256)": { "details": "Emitted when a DVD transfer is initiated by `maker` to swap `token1Amount` tokens `token1` (TREX or not) for `token2Amount` tokens `token2` with `taker` this event is emitted by the `initiateDVDTransfer` function" }, "FeeModified(bytes32,address,address,uint256,uint256,uint256,address,address)": { "details": "Emitted when a DVD transfer is cancelled this event is emitted by the `cancelDVDTransfer` function" } }, "kind": "dev", "methods": { "calculateFee(bytes32)": { "details": "calculates the fees to apply to a specific transfer depending on the fees applied to the parity used in the transfer", "params": { "_transferID": "the DVD transfer identifier as calculated through the `calculateTransferID` function for the transfer to calculate fees on requires `_transferID` to exist (DVD transfer has to be initiated) returns the fees to apply on each leg of the transfer in the form of a `TxFees` struct" } }, "calculateParity(address,address)": { "details": "calculates the parity byte signature", "params": { "_token1": "the address of the base token", "_token2": "the address of the counterpart token return the byte signature of the parity" } }, "calculateTransferID(uint256,address,address,uint256,address,address,uint256)": { "details": "calculates the transferID depending on DVD transfer parameters", "params": { "_maker": "the address of the DVD transfer maker (initiator of the transfer)", "_nonce": "the nonce of the transfer on the smart contract", "_taker": "the address of the DVD transfer taker (executor of the transfer)", "_token1": "the address of the token that the maker is providing", "_token1Amount": "the amount of tokens `_token1` provided by the maker", "_token2": "the address of the token that the taker is providing", "_token2Amount": "the amount of tokens `_token2` provided by the taker return the identifier of the DVD transfer as a byte signature" } }, "cancelDVDTransfer(bytes32)": { "details": "delete a pending DVD transfer that was previously initiated through the `initiateDVDTransfer` function from the pool", "params": { "_transferID": "the DVD transfer identifier as calculated through the `calculateTransferID` function for the initiated DVD transfer to delete requires `_transferID` to exist (DVD transfer has to be initiated) requires that `msg.sender` is the taker or the maker or the `DVDTransferManager` contract owner or the TREX agent in case a TREX token is involved in the transfer once the `cancelDVDTransfer` is executed the `_transferID` is removed from the pending `_transferID` pool emits a `DVDTransferCancelled` event" } }, "initiateDVDTransfer(address,uint256,address,address,uint256)": { "details": "initiates a DVD transfer between `msg.sender` & `_counterpart`", "params": { "_counterpart": "the address of the counterpart, which will receive `_token1Amount` of `_token1` in exchange for `_token2Amount` of `_token2`", "_token1": "the address of the token (ERC20 or TREX) provided by `msg.sender`", "_token1Amount": "the amount of `_token1` that `msg.sender` will send to `_counterpart` at DVD execution time", "_token2": "the address of the token (ERC20 or TREX) provided by `_counterpart`", "_token2Amount": "the amount of `_token2` that `_counterpart` will send to `msg.sender` at DVD execution time requires `msg.sender` to have enough `_token1` tokens to process the DVD transfer requires `DVDTransferManager` contract to have the necessary allowance to process the DVD transfer on `msg.sender` requires `_counterpart` to not be the 0 address requires `_token1` & `_token2` to be valid token addresses emits a `DVDTransferInitiated` event" } }, "isTREX(address)": { "details": "check if `_token` corresponds to a functional TREX token (with identity registry initiated)", "params": { "_token": "the address token to check the function will try to call `identityRegistry()` on the address, which is a getter specific to TREX tokens if the call pass and returns an address it means that the token is a TREX, otherwise it's not a TREX return `true` if the token is a TREX, `false` otherwise" } }, "isTREXAgent(address,address)": { "details": "check if `_user` is a TREX agent of `_token`", "params": { "_token": "the address token to check", "_user": "the wallet address if `_token` is a TREX token this function will check if `_user` is registered as an agent on it return `true` if `_user` is agent of `_token`, return `false` otherwise" } }, "isTREXOwner(address,address)": { "details": "check if `_user` is a TREX owner of `_token`", "params": { "_token": "the address token to check", "_user": "the wallet address if `_token` is a TREX token this function will check if `_user` is registered as an owner on it return `true` if `_user` is owner of `_token`, return `false` otherwise" } }, "modifyFee(address,address,uint256,uint256,uint256,address,address)": { "details": "modify the fees applied to a parity of tokens (tokens can be TREX or ERC20)", "params": { "_fee1": "the fee to apply on `_token1` leg of the DVD transfer per 10^`_feeBase`", "_fee1Wallet": "the wallet address receiving fees applied on `_token1`", "_fee2": "the fee to apply on `_token2` leg of the DVD transfer per 10^`_feeBase`", "_fee2Wallet": "the wallet address receiving fees applied on `_token2` `_token1` and `_token2` need to be ERC20 or TREX tokens addresses, otherwise the transaction will fail `msg.sender` has to be owner of the DVD contract or the owner of the TREX token involved in the parity (if any) requires fees to be lower than 100% requires `_feeBase` to be higher or equal to 2 (precision 10^2) requires `_feeBase` to be lower or equal to 5 (precision 10^5) to avoid overflows requires `_fee1Wallet` & `_fee2Wallet` to be non empty addresses if `_fee1` & `_fee2` are respectively set note that if fees are not set for a parity the default fee is basically 0% emits a `FeeModified` event", "_feeBase": "the precision of the fee setting, e.g. if `_feeBase` == 2 then `_fee1` and `_fee2` are in % (fee/10^`_feeBase`)", "_token1": "the address of the base token for the parity `_token1`/`_token2`", "_token2": "the address of the counterpart token for the parity `_token1`/`_token2`" } }, "owner()": { "details": "Returns the address of the current owner." }, "renounceOwnership()": { "details": "Leaves the contract without owner. It will not be possible to call `onlyOwner` functions anymore. Can only be called by the current owner. NOTE: Renouncing ownership will leave the contract without an owner, thereby removing any functionality that is only available to the owner." }, "takeDVDTransfer(bytes32)": { "details": "execute a DVD transfer that was previously initiated through the `initiateDVDTransfer` function", "params": { "_transferID": "the DVD transfer identifier as calculated through the `calculateTransferID` function for the initiated DVD transfer to execute requires `_transferID` to exist (DVD transfer has to be initiated) requires that taker (counterpart sending token2) has enough tokens in balance to process the DVD transfer requires that `DVDTransferManager` contract has enough allowance to process the `token2` leg of the DVD transfer requires that `msg.sender` is the taker OR the TREX agent in case a TREX token is involved in the transfer (in case of conditional transfer the agent can call the function when the transfer has been approved) if fees apply on one side or both sides of the transfer the fees will be sent, at transaction time, to the fees wallet previously set in case fees apply the counterparts will receive less than the amounts included in the DVD transfer as part of the transfer is redirected to the fee wallet at transfer execution time if one or both legs of the transfer are TREX, then all the relevant checks apply on the transaction (compliance + identity checks) and the transaction WILL FAIL if the TREX conditions of transfer are not respected, please refer to {Token-transfer} and {Token-transferFrom} to know more about TREX conditions for transfers once the DVD transfer is executed the `_transferID` is removed from the pending `_transferID` pool emits a `DVDTransferExecuted` event" } }, "transferOwnership(address)": { "details": "Transfers ownership of the contract to a new account (`newOwner`). Can only be called by the current owner." } }, "version": 1 }, "userdoc": { "kind": "user", "methods": {}, "version": 1 } }