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nwztools: re-implement MD5 on Windows

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I forgot to fixup the windows up and missed it because of conditional
compilation

Change-Id: I526c765b9d56508815941ecb9b9dbac7ea407cf0
This commit is contained in:
Amaury Pouly 2020-10-11 14:10:12 +02:00
parent e371dee4a3
commit fcdfeb2a45
2 changed files with 27 additions and 2 deletions
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25
utils/nwztools/upgtools/mg.cpp
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@ -78,6 +78,31 @@ void MD5_CalculateDigest(void *digest, const void *input, size_t length)
CryptDestroyHash(hHash);
}
void *md5_start()
{
if(!check_context())
return NULL;
HCRYPTHASH hHash;
if(!CryptCreateHash(g_hCryptProv, CALG_MD5, 0, 0, &hHash))
return NULL;
return reinterpret_cast<void *>(hHash);
}
void md5_update(void *md5_obj, const void *input, size_t length)
{
HCRYPTHASH hHash = reinterpret_cast<HCRYPTHASH>(md5_obj);
CryptHashData(hHash, (const BYTE *)input, length, 0);
}
void md5_final(void *md5_obj, void *digest)
{
HCRYPTHASH hHash = reinterpret_cast<HCRYPTHASH>(md5_obj);
DWORD dwSize = 16;
if(!CryptGetHashParam(hHash, HP_HASHVAL, (BYTE *)digest, &dwSize, 0))
return;
CryptDestroyHash(hHash);
}
void mg_decrypt_fw(void *in, int size, void *out, uint8_t *key)
{
if(!check_context() || (size % 8) != 0)