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author | Fabio Berger <me@fabioberger.com> | 2018-01-30 20:26:46 +0800 |
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committer | Fabio Berger <me@fabioberger.com> | 2018-01-30 20:26:46 +0800 |
commit | c6dece6bd1e5f5afa56b290557eb7a6245c76cb6 (patch) | |
tree | ad7a33ffe5d80c0eb41ae10fbc8314f193e52383 /packages/0x.js/src/utils/signature_utils.ts | |
parent | 93a5b3f457c1211676296840c285759007a55500 (diff) | |
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Add config file specifically in prettier command and fix files
Diffstat (limited to 'packages/0x.js/src/utils/signature_utils.ts')
-rw-r--r-- | packages/0x.js/src/utils/signature_utils.ts | 80 |
1 files changed, 40 insertions, 40 deletions
diff --git a/packages/0x.js/src/utils/signature_utils.ts b/packages/0x.js/src/utils/signature_utils.ts index 19b5c76c7..b0f1d61ef 100644 --- a/packages/0x.js/src/utils/signature_utils.ts +++ b/packages/0x.js/src/utils/signature_utils.ts @@ -3,44 +3,44 @@ import * as ethUtil from 'ethereumjs-util'; import { ECSignature } from '../types'; export const signatureUtils = { - isValidSignature(data: string, signature: ECSignature, signerAddress: string): boolean { - const dataBuff = ethUtil.toBuffer(data); - const msgHashBuff = ethUtil.hashPersonalMessage(dataBuff); - try { - const pubKey = ethUtil.ecrecover( - msgHashBuff, - signature.v, - ethUtil.toBuffer(signature.r), - ethUtil.toBuffer(signature.s), - ); - const retrievedAddress = ethUtil.bufferToHex(ethUtil.pubToAddress(pubKey)); - return retrievedAddress === signerAddress; - } catch (err) { - return false; - } - }, - parseSignatureHexAsVRS(signatureHex: string): ECSignature { - const signatureBuffer = ethUtil.toBuffer(signatureHex); - let v = signatureBuffer[0]; - if (v < 27) { - v += 27; - } - const r = signatureBuffer.slice(1, 33); - const s = signatureBuffer.slice(33, 65); - const ecSignature: ECSignature = { - v, - r: ethUtil.bufferToHex(r), - s: ethUtil.bufferToHex(s), - }; - return ecSignature; - }, - parseSignatureHexAsRSV(signatureHex: string): ECSignature { - const { v, r, s } = ethUtil.fromRpcSig(signatureHex); - const ecSignature: ECSignature = { - v, - r: ethUtil.bufferToHex(r), - s: ethUtil.bufferToHex(s), - }; - return ecSignature; - }, + isValidSignature(data: string, signature: ECSignature, signerAddress: string): boolean { + const dataBuff = ethUtil.toBuffer(data); + const msgHashBuff = ethUtil.hashPersonalMessage(dataBuff); + try { + const pubKey = ethUtil.ecrecover( + msgHashBuff, + signature.v, + ethUtil.toBuffer(signature.r), + ethUtil.toBuffer(signature.s), + ); + const retrievedAddress = ethUtil.bufferToHex(ethUtil.pubToAddress(pubKey)); + return retrievedAddress === signerAddress; + } catch (err) { + return false; + } + }, + parseSignatureHexAsVRS(signatureHex: string): ECSignature { + const signatureBuffer = ethUtil.toBuffer(signatureHex); + let v = signatureBuffer[0]; + if (v < 27) { + v += 27; + } + const r = signatureBuffer.slice(1, 33); + const s = signatureBuffer.slice(33, 65); + const ecSignature: ECSignature = { + v, + r: ethUtil.bufferToHex(r), + s: ethUtil.bufferToHex(s), + }; + return ecSignature; + }, + parseSignatureHexAsRSV(signatureHex: string): ECSignature { + const { v, r, s } = ethUtil.fromRpcSig(signatureHex); + const ecSignature: ECSignature = { + v, + r: ethUtil.bufferToHex(r), + s: ethUtil.bufferToHex(s), + }; + return ecSignature; + }, }; |