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Only modify returned keys on success.

This commit is contained in:
Aric Stewart 2002-08-13 18:05:19 +00:00 committed by Alexandre Julliard
parent 3972efae51
commit cae4c9086f
1 changed files with 16 additions and 7 deletions
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15
dlls/advapi32/crypt.c
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@ -470,10 +470,12 @@ BOOL WINAPI CryptCreateHash (HCRYPTPROV hProv, ALG_ID Algid, HCRYPTKEY hKey,
hash->pProvider = prov;
*phHash = (HCRYPTHASH)hash;
if (prov->pFuncs->pCPCreateHash(prov->hPrivate, Algid,
key ? key->hPrivate : 0, 0, &hash->hPrivate))
{
*phHash = (HCRYPTHASH)hash;
return TRUE;
}
/* CSP error! */
CRYPT_Free(hash);
@ -521,7 +523,10 @@ BOOL WINAPI CryptDeriveKey (HCRYPTPROV hProv, ALG_ID Algid, HCRYPTHASH hBaseData
key->pProvider = prov;
if (prov->pFuncs->pCPDeriveKey(prov->hPrivate, Algid, hash->hPrivate, dwFlags, &key->hPrivate))
{
*phKey = (HCRYPTKEY)key;
return TRUE;
}
/* CSP error! */
CRYPT_Free(key);
@ -820,9 +825,11 @@ BOOL WINAPI CryptGenKey (HCRYPTPROV hProv, ALG_ID Algid, DWORD dwFlags, HCRYPTKE
key->pProvider = prov;
*phKey = (HCRYPTKEY)key;
if (prov->pFuncs->pCPGenKey(prov->hPrivate, Algid, dwFlags, &key->hPrivate))
{
*phKey = (HCRYPTKEY)key;
return TRUE;
}
/* CSP error! */
CRYPT_Free(key);
@ -957,9 +964,11 @@ BOOL WINAPI CryptGetUserKey (HCRYPTPROV hProv, DWORD dwKeySpec, HCRYPTKEY *phUse
key->pProvider = prov;
*phUserKey = (HCRYPTKEY)key;
if (prov->pFuncs->pCPGetUserKey(prov->hPrivate, dwKeySpec, &key->hPrivate))
{
*phUserKey = (HCRYPTKEY)key;
return TRUE;
}
/* CSP Error */
CRYPT_Free(key);