Instadapp/dsa-periphery-contract
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chg: update authcast

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sanchaymittal 2023-05-12 09:03:14 +09:00
parent eaf097fdb8
commit d298f3ae20
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1 changed files with 12 additions and 6 deletions
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18
contracts/InstadappAdapter.sol
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@ -54,19 +54,25 @@ contract InstadappAdapter is EIP712 {
/// @dev This function is used to forward the call to dsa.cast function. /// @dev This function is used to forward the call to dsa.cast function.
/// Cast the call is forwarded, the signature is verified and the salt is stored in the sigReplayProtection mapping. /// Cast the call is forwarded, the signature is verified and the salt is stored in the sigReplayProtection mapping.
/// @param dsaAddress The address of the DSA. /// @param dsaAddress The address of the DSA.
/// @param auth The address of the auth. /// @param _authcastCallData The data that will be sent to the targets and used for signature verification.
/// @param signature The signature by the auth. This signature is used to verify the SIG data.
/// @param castData The data that will be sent to the targets.
/// @param salt The salt that will be used to prevent replay attacks.
/// @param deadline The deadline that will be used to prevent replay attacks.
function authCast( function authCast(
address dsaAddress, address dsaAddress,
bytes memory _authcastCallData
) internal {
/// Decode the _authcastCallData
// auth: address of Authority, which whitelisted at dsaContract.
// signature: signature is signed by the auth includes the castData with salt.
// castData: CastData required for execution at destination
// salt: salt for Signature Replay Protection, which is unique to each signature signed by auth.
// deadline: deadline for the cast to be valid
(
address auth, address auth,
bytes memory signature, bytes memory signature,
CastData memory castData, CastData memory castData,
bytes32 salt, bytes32 salt,
uint256 deadline uint256 deadline
) internal { ) = abi.decode(_authcastCallData, (address, bytes, CastData, bytes32, uint256));
IDSA dsa = IDSA(dsaAddress); IDSA dsa = IDSA(dsaAddress);
// check if Auth is valid, and included in the DSA // check if Auth is valid, and included in the DSA
require(auth != address(0) && dsa.isAuth(auth), "Invalid Auth"); require(auth != address(0) && dsa.isAuth(auth), "Invalid Auth");