import Decimal from 'decimal.js';
import { Address, TransactionSigner } from '@solana/kit';
import type { KaminoVault } from './vault';
import { TopupVaultRewardsIxs, WithdrawVaultRewardsIxs } from './vault_types';
export declare function buildTopupVaultRewardsIxs(kaminoVaultProgramId: Address, payer: TransactionSigner, vault: KaminoVault, tokenAmount: Decimal): Promise<TopupVaultRewardsIxs>;
export declare function buildWithdrawVaultRewardsIxs(kaminoVaultProgramId: Address, vault: KaminoVault, tokenAmount: Decimal, vaultAdminAuthority?: TransactionSigner): Promise<WithdrawVaultRewardsIxs>;
/** Calculate the fixed-emission reward APR/APY from a token-lamport rate and token-denominated net AUM. */
export declare function calculateVaultRewardsAprApy(rewardPerSecondLamports: Decimal, tokenMintDecimals: number, netAumTokens: Decimal): {
    apr: Decimal;
    apy: Decimal;
};
//# sourceMappingURL=vault_rewards.d.ts.map