diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/hash.cpp | 13 | ||||
| -rw-r--r-- | src/hash.h | 1 | ||||
| -rw-r--r-- | src/key.cpp | 12 |
3 files changed, 14 insertions, 12 deletions
diff --git a/src/hash.cpp b/src/hash.cpp index 218607a6fd..29376b45aa 100644 --- a/src/hash.cpp +++ b/src/hash.cpp @@ -63,3 +63,16 @@ unsigned int MurmurHash3(unsigned int nHashSeed, const std::vector<unsigned char return h1; } + +void BIP32Hash(const unsigned char chainCode[32], unsigned int nChild, unsigned char header, const unsigned char data[32], unsigned char output[64]) +{ + unsigned char num[4]; + num[0] = (nChild >> 24) & 0xFF; + num[1] = (nChild >> 16) & 0xFF; + num[2] = (nChild >> 8) & 0xFF; + num[3] = (nChild >> 0) & 0xFF; + CHMAC_SHA512(chainCode, 32).Write(&header, 1) + .Write(data, 32) + .Write(num, 4) + .Finalize(output); +} diff --git a/src/hash.h b/src/hash.h index bdcd4afb47..53a7672a8f 100644 --- a/src/hash.h +++ b/src/hash.h @@ -159,4 +159,5 @@ uint256 SerializeHash(const T& obj, int nType=SER_GETHASH, int nVersion=PROTOCOL unsigned int MurmurHash3(unsigned int nHashSeed, const std::vector<unsigned char>& vDataToHash); +void BIP32Hash(const unsigned char chainCode[32], unsigned int nChild, unsigned char header, const unsigned char data[32], unsigned char output[64]); #endif // BITCOIN_HASH_H diff --git a/src/key.cpp b/src/key.cpp index 925b80ba0f..2369aa2521 100644 --- a/src/key.cpp +++ b/src/key.cpp @@ -237,18 +237,6 @@ bool CPubKey::Decompress() { return true; } -void static BIP32Hash(const unsigned char chainCode[32], unsigned int nChild, unsigned char header, const unsigned char data[32], unsigned char output[64]) { - unsigned char num[4]; - num[0] = (nChild >> 24) & 0xFF; - num[1] = (nChild >> 16) & 0xFF; - num[2] = (nChild >> 8) & 0xFF; - num[3] = (nChild >> 0) & 0xFF; - CHMAC_SHA512(chainCode, 32).Write(&header, 1) - .Write(data, 32) - .Write(num, 4) - .Finalize(output); -} - bool CKey::Derive(CKey& keyChild, unsigned char ccChild[32], unsigned int nChild, const unsigned char cc[32]) const { assert(IsValid()); assert(IsCompressed()); |