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crypto/hash: define sha256d()

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Better to have it here. Gives the implementation a chance to do any optimization over calling sha256() two times.
This commit is contained in:
Henrik Hautakoski 2020-02-11 19:30:16 +01:00
parent 84f01dd707
commit ce5dda06fe
2 changed files with 8 additions and 0 deletions
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3
src/crypto/hash.h
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@ -31,6 +31,9 @@ namespace eoskeygen {
sha256_t* sha256(const unsigned char *data, std::size_t len, sha256_t* out);
// sha256 double.
sha256_t* sha256d(const unsigned char *data, std::size_t len, sha256_t* out);
ripemd160_t* ripemd160(const unsigned char *data, std::size_t len, ripemd160_t* out);
} // namespace eoskeygen

5
src/crypto/openssl/hash.cpp
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@ -31,6 +31,11 @@ sha256_t* sha256(const unsigned char *data, std::size_t len, sha256_t* out) {
return (sha256_t *) SHA256(data, len, out->data);
}
sha256_t* sha256d(const unsigned char *data, std::size_t len, sha256_t* out) {
SHA256(data, len, out->data);
return (sha256_t *) SHA256(data, 32, out->data);
}
ripemd160_t* ripemd160(const unsigned char *data, std::size_t len, ripemd160_t* out) {
return (ripemd160_t *) RIPEMD160(data, len, out->data);
}