forked from Qortal/qortal-ui
40 lines
1.4 KiB
JavaScript
40 lines
1.4 KiB
JavaScript
import nacl from '../../deps/nacl-fast.js'
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import utils from '../../deps/utils.js'
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import Base58 from '../../deps/Base58.js'
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const signArbitrary = (arbitraryBytesBase58, arbitraryBytesForSigningBase58, nonce, keyPair) => {
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if (!arbitraryBytesBase58) {
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throw new Error('ArbitraryBytesBase58 not defined')
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}
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if (!nonce) {
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throw new Error('Nonce not defined')
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}
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if (!keyPair) {
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throw new Error('keyPair not defined')
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}
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const arbitraryBytes = Base58.decode(arbitraryBytesBase58)
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const _arbitraryBytesBuffer = Object.keys(arbitraryBytes).map(function (key) { return arbitraryBytes[key]; });
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const arbitraryBytesBuffer = new Uint8Array(_arbitraryBytesBuffer)
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const arbitraryBytesForSigning = Base58.decode(arbitraryBytesForSigningBase58)
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const _arbitraryBytesForSigningBuffer = Object.keys(arbitraryBytesForSigning).map(function (key) { return arbitraryBytesForSigning[key]; });
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const arbitraryBytesForSigningBuffer = new Uint8Array(_arbitraryBytesForSigningBuffer)
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const _nonce = utils.int32ToBytes(nonce)
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arbitraryBytesBuffer.set(_nonce, 112)
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arbitraryBytesForSigningBuffer.set(_nonce, 112)
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const signature = nacl.sign.detached(arbitraryBytesForSigningBuffer, keyPair.privateKey)
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const signedBytes = utils.appendBuffer(arbitraryBytesBuffer, signature)
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return signedBytes
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}
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export default signArbitrary
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