static void SHA512(benchmark::State &state)
{
uint8_t hash[CSHA512::OUTPUT_SIZE];
std::vector<uint8_t> in(BUFFER_SIZE, 0);
while (state.KeepRunning())
CSHA512().Write(in.data(), in.size()).Finalize(hash);
}
CHMAC_SHA512::CHMAC_SHA512(const unsigned char* key, size_t keylen)
{
unsigned char rkey[128];
if (keylen <= 128) {
memcpy(rkey, key, keylen);
memset(rkey + keylen, 0, 128 - keylen);
} else {
CSHA512().Write(key, keylen).Finalize(rkey);
memset(rkey + 64, 0, 64);
}
for (int n = 0; n < 128; n++)
rkey[n] ^= 0x5c;
outer.Write(rkey, 128);
for (int n = 0; n < 128; n++)
rkey[n] ^= 0x5c ^ 0x36;
inner.Write(rkey, 128);
}
void TestSHA512(const std::string &in, const std::string &hexout) { TestVector(CSHA512(), in, ParseHex(hexout));}
