extern "C" int32_t EcDsaSign(const uint8_t* dgst, int32_t dgstlen, uint8_t* sig, int32_t* siglen, EC_KEY* key)
{
if (!siglen)
{
return 0;
}
unsigned int unsignedSigLength = UnsignedCast(*siglen);
int ret = ECDSA_sign(0, dgst, dgstlen, sig, &unsignedSigLength, key);
*siglen = SignedCast(unsignedSigLength);
return ret;
}
extern "C" int32_t CryptoNative_HmacFinal(HMAC_CTX* ctx, uint8_t* md, int32_t* len)
{
assert(ctx != nullptr);
assert(len != nullptr);
assert(md != nullptr || *len == 0);
assert(*len >= 0);
if (len == nullptr || *len < 0)
{
return 0;
}
unsigned int unsignedLen = UnsignedCast(*len);
int ret = HMAC_Final(ctx, md, &unsignedLen);
*len = SignedCast(unsignedLen);
return ret;
}
