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Make CryptSetProviderEx only delete the 'Name' value and not delete 

the entire 'Type XXX' key when deleting the default provider.
This commit is contained in:
James Hawkins 2004-08-30 23:57:18 +00:00 committed by Alexandre Julliard
parent 5f115371ce
commit 1c251e9a69
1 changed files with 37 additions and 20 deletions
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49
dlls/advapi32/crypt.c
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@ -1697,7 +1697,7 @@ BOOL WINAPI CryptSetProviderW (LPCWSTR pszProvName, DWORD dwProvType)
*/
BOOL WINAPI CryptSetProviderExA (LPCSTR pszProvName, DWORD dwProvType, DWORD *pdwReserved, DWORD dwFlags)
{
HKEY hKey;
HKEY hProvKey, hTypeKey;
PSTR keyname;
TRACE("(%s, %ld, %p, %08ld)\n", pszProvName, dwProvType, pdwReserved, dwFlags);
@ -1710,30 +1710,47 @@ BOOL WINAPI CryptSetProviderExA (LPCSTR pszProvName, DWORD dwProvType, DWORD *pd
|| dwFlags == CRYPT_DELETE_DEFAULT)
CRYPT_ReturnLastError(NTE_BAD_FLAGS);
if (dwFlags & CRYPT_DELETE_DEFAULT)
{
if ( !(keyname = CRYPT_GetTypeKeyName(dwProvType, dwFlags & CRYPT_USER_DEFAULT)) )
if (!(keyname = CRYPT_GetTypeKeyName(dwProvType, dwFlags & CRYPT_USER_DEFAULT)))
CRYPT_ReturnLastError(ERROR_NOT_ENOUGH_MEMORY);
RegDeleteKeyA( (dwFlags & CRYPT_USER_DEFAULT) ? HKEY_CURRENT_USER : HKEY_LOCAL_MACHINE, keyname);
CRYPT_Free(keyname);
return TRUE;
}
if ( !(keyname = CRYPT_GetProvKeyName(pszProvName)) )
CRYPT_ReturnLastError(ERROR_NOT_ENOUGH_MEMORY);
if (RegOpenKeyA(HKEY_LOCAL_MACHINE, keyname, &hKey))
if (RegOpenKeyA((dwFlags & CRYPT_USER_DEFAULT) ? HKEY_CURRENT_USER : HKEY_LOCAL_MACHINE,
keyname, &hTypeKey))
{
CRYPT_Free(keyname);
CRYPT_ReturnLastError(NTE_BAD_PROVIDER);
}
CRYPT_Free(keyname);
RegCloseKey(hKey);
if ( !(keyname = CRYPT_GetTypeKeyName(dwProvType, dwFlags & CRYPT_USER_DEFAULT)) )
if (dwFlags & CRYPT_DELETE_DEFAULT)
{
RegDeleteValueA(hTypeKey, "Name");
}
else
{
if (!(keyname = CRYPT_GetProvKeyName(pszProvName)))
{
RegCloseKey(hTypeKey);
CRYPT_ReturnLastError(ERROR_NOT_ENOUGH_MEMORY);
RegCreateKeyA( (dwFlags & CRYPT_USER_DEFAULT) ? HKEY_CURRENT_USER : HKEY_LOCAL_MACHINE, keyname, &hKey);
}
if (RegOpenKeyA((dwFlags & CRYPT_USER_DEFAULT) ? HKEY_CURRENT_USER : HKEY_LOCAL_MACHINE,
keyname, &hProvKey))
{
CRYPT_Free(keyname);
if (RegSetValueExA(hKey, "Name", 0, REG_SZ, pszProvName, strlen(pszProvName) +1))
RegCloseKey(hTypeKey);
CRYPT_ReturnLastError(NTE_BAD_PROVIDER);
}
CRYPT_Free(keyname);
if (RegSetValueExA(hTypeKey, "Name", 0, REG_SZ, pszProvName, strlen(pszProvName) + 1))
{
RegCloseKey(hTypeKey);
RegCloseKey(hProvKey);
return FALSE;
}
RegCloseKey(hProvKey);
}
RegCloseKey(hTypeKey);
return TRUE;
}