35 lines
1.3 KiB
Solidity
35 lines
1.3 KiB
Solidity
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pragma solidity 0.8.26;
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import "@forge-std/console2.sol";
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library VaultAddress {
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// keccak-256 hash of the Vault's bytecode (not the deployed bytecode but the initialization bytecode)
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bytes32 public constant VAULT_INIT_CODE_HASH = 0xda672cdca096de00f3fed8150430564c059a59ad30cb2c824902097e25cd8b3a;
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// the contract being constructed must not have any constructor arguments or the determinism will be broken.
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// instead, use a callback to get construction arguments
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// Uniswap example
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// https://github.com/Uniswap/v3-periphery/blob/6cce88e63e176af1ddb6cc56e029110289622317/contracts/libraries/PoolAddress.sol#L33C5-L47C6
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function computeAddress(address factory, address owner) internal pure returns (address vault) {
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return computeAddress(factory, owner, 0);
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}
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function computeAddress(address factory, address owner, uint8 num) internal pure returns (address vault) {
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bytes32 salt = keccak256(abi.encodePacked(owner,num));
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vault = address(uint160(
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uint256(
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keccak256(
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abi.encodePacked(
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hex'ff',
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factory,
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salt,
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VAULT_INIT_CODE_HASH
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)
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)
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)
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));
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}
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}
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