Class: Chain

Methods

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<async> getAddress(number, number, number, number, bool, object)

Get addresses Get address in [start, end), if returned address is less than expected, that means BIP44 gap limit reached, we may not create address for user.

Parameters:

Name	Type	Description
number	wid	wallet ID to get address
number	startPath	or string - start index when number, path when string
number	end	end index (not include), only when startPath is number
number	account	account in BIP44, default 0, only when startPath is number
bool	internal	external or internal, default external(false), only when startPath is number
object	opt	option: { "password" : string, "chkfunc" : function, "forcechk" : bool, "includeWaddress" : bool }

Source:

hdwallet/chains/chain.js

Returns:

When startPath is number: { "start" : number, "addresses" : [ addressInfo ] } "start" -- the start index to scan, this may different from start in parameter, as wallet try to start from last known used index. "addressInfo" -- refer discoverAddress When startPath is string: { "path" : string, "pubKey" : string, "address" : string }

Type

object

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<async> discoverAddress(number, number, number, number, bool, bool)

Discovery address as specified in BIP44

Parameters:

Name	Type	Description
number	wid	wallet ID to get address
number	startAccount	-
number	startIndex	-
number	total	number of addresses expected to return
bool	internal	discover internal address
bool	skipTxCheck	check transaction on discovered address or not

Source:

hdwallet/chains/chain.js

Returns:

- { "metadata" : { "totalDiscovered" : number, "lastScaned" : { "account" : number, "index" : number }, "lastUsedAddress" : { account : index } }, "addressInfo" : [ addressInfo ] } addressInfo: { "account" : number, "index" : number, "path" : string, "pubKey" : string, "address" : string }

Type

object

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<async> getPrivateKey()

Get private for address specified by index

Source:

hdwallet/chains/chain.js

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<async> signTransaction()

Sign transaction

Source:

hdwallet/chains/chain.js

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<async> getTxCount()

Source:

hdwallet/chains/chain.js

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toAddress()

Source:

hdwallet/chains/chain.js

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_loadChainInfo()

Source:

hdwallet/chains/chain.js

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<async> _getAddressByPath()

Source:

hdwallet/chains/chain.js

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<async> _scanAddress()

Source:

hdwallet/chains/chain.js

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_splitPath()

Source:

hdwallet/chains/chain.js