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author | Leonid Logvinov <logvinov.leon@gmail.com> | 2018-07-05 21:04:01 +0800 |
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committer | Leonid Logvinov <logvinov.leon@gmail.com> | 2018-07-05 21:04:01 +0800 |
commit | 1ee2d6ed54b6159d1e8952692f4ddba0ebd65012 (patch) | |
tree | 1cebf47acf4fff2352a709035c141ec7ffdb8353 /packages/contracts/src/2.0.0/protocol/Exchange/interfaces/ISignatureValidator.sol | |
parent | 1eba78e20ac468d3b4d6ebe8fd91eb5277577e0a (diff) | |
parent | 5176d929fa6d3c6ce414448ea2441bd450f04e3c (diff) | |
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Merge branch 'v2-prototype' into v2-contract-wrappers-WIP
Diffstat (limited to 'packages/contracts/src/2.0.0/protocol/Exchange/interfaces/ISignatureValidator.sol')
-rw-r--r-- | packages/contracts/src/2.0.0/protocol/Exchange/interfaces/ISignatureValidator.sol | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/packages/contracts/src/2.0.0/protocol/Exchange/interfaces/ISignatureValidator.sol b/packages/contracts/src/2.0.0/protocol/Exchange/interfaces/ISignatureValidator.sol new file mode 100644 index 000000000..511463309 --- /dev/null +++ b/packages/contracts/src/2.0.0/protocol/Exchange/interfaces/ISignatureValidator.sol @@ -0,0 +1,56 @@ +/* + + Copyright 2018 ZeroEx Intl. + + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. + +*/ + +pragma solidity ^0.4.24; + +contract ISignatureValidator { + + /// @dev Approves a hash on-chain using any valid signature type. + /// After presigning a hash, the preSign signature type will become valid for that hash and signer. + /// @param signerAddress Address that should have signed the given hash. + /// @param signature Proof that the hash has been signed by signer. + function preSign( + bytes32 hash, + address signerAddress, + bytes signature + ) + external; + + /// @dev Approves/unnapproves a Validator contract to verify signatures on signer's behalf. + /// @param validatorAddress Address of Validator contract. + /// @param approval Approval or disapproval of Validator contract. + function setSignatureValidatorApproval( + address validatorAddress, + bool approval + ) + external; + + /// @dev Verifies that a signature is valid. + /// @param hash Message hash that is signed. + /// @param signerAddress Address of signer. + /// @param signature Proof of signing. + /// @return Validity of order signature. + function isValidSignature( + bytes32 hash, + address signerAddress, + bytes memory signature + ) + public + view + returns (bool isValid); +} |