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boost: moveonly: move BIP32Hash to hash.h

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Cory Fields
2014-10-28 17:35:24 -04:00
parent 900078aeb4
commit 78c228c6e5
3 changed files with 14 additions and 12 deletions
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13
src/hash.cpp
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@@ -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);
}