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Use curve params instead of hardcoded 32 bytes

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This commit is contained in:
obscuren 2015-01-22 18:15:11 +01:00
parent d4cc2d3503
commit 0dfe511370
1 changed files with 1 additions and 1 deletions
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2
crypto/crypto.go
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@ -106,7 +106,7 @@ func Sign(hash []byte, prv *ecdsa.PrivateKey) (sig []byte, err error) {
return nil, fmt.Errorf("hash is required to be exactly 32 bytes (%d)", len(hash)) return nil, fmt.Errorf("hash is required to be exactly 32 bytes (%d)", len(hash))
} }
sig, err = secp256k1.Sign(hash, ethutil.LeftPadBytes(prv.D.Bytes(), 32)) sig, err = secp256k1.Sign(hash, ethutil.LeftPadBytes(prv.D.Bytes(), prv.Params().BitSize/8))
return return
} }