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generic hash (sample md5)

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git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@23563 ec53bebd-3082-4978-b11e-865c3cabbd6b
This commit is contained in:
Love Hörnquist Åstrand
2008-08-16 23:03:28 +00:00
parent b10c376602
commit 7e03e547fa
1 changed files with 58 additions and 0 deletions
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58
lib/hcrypto/evp-crypt.c
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@@ -51,6 +51,9 @@ RCSID("$Id$");
#include <crypt.h>
static HCRYPTPROV hCryptProv = NULL;
/*
*
*/
@@ -134,3 +137,58 @@ EVP_wincrypt_des_ede3_cbc(void)
};
return &des_ede3_cbc;
}
/*
*
*/
struct generic_hash {
HCRYPTHASH hHash;
};
static void
crypto_md5_init(struct generic_hash *m);
{
BOOL bResult;
bResult = CryptCreateHash(hCryptProv, CALG_MD5, 0, 0, &m->hHash);
_ASSERT(bResult);
}
static void
generic_hash_update (struct generic_hash *m, const void *p, size_t len)
{
BOOL bResult;
bResult = CryptHashData(m->hHash, data, ( DWORD )len, 0 );
_ASSERT(bResult);
}
static void
generic_hash_final (void *res, struct generic_hash *m);
{
DWORD length;
BOOL bResult;
bResult = CryptGetHashParam(m->hHash, HP_HASHVAL, res, &length, 0)
_ASSERT(bResult);
}
static void
generic_hash_cleanup(struct generic_hash *m)
{
CryptDestroyHash(m->hHash);
m->hHash = NULL;
}
const EVP_MD *
EVP_md5(void)
{
static const struct hc_evp_md md5 = {
16,
64,
sizeof(struct generic_hash),
(hc_evp_md_init)crypto_md5_init,
(hc_evp_md_update)generic_hash_update,
(hc_evp_md_final)generic_hash_final,
(hc_evp_md_cleanup)generic_hash_cleanup
};
return &md5;
}