Sweden-Number/dlls/bcrypt/bcrypt_main.c

93 lines
2.9 KiB
C

/*
* Copyright 2009 Henri Verbeet for CodeWeavers
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*
*/
#include "config.h"
#include <stdarg.h>
#include "ntstatus.h"
#define WIN32_NO_STATUS
#include "windef.h"
#include "winbase.h"
#include "ntsecapi.h"
#include "bcrypt.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(bcrypt);
NTSTATUS WINAPI BCryptEnumAlgorithms(ULONG dwAlgOperations, ULONG *pAlgCount,
BCRYPT_ALGORITHM_IDENTIFIER **ppAlgList, ULONG dwFlags)
{
FIXME("%08x, %p, %p, %08x - stub\n", dwAlgOperations, pAlgCount, ppAlgList, dwFlags);
*ppAlgList=NULL;
*pAlgCount=0;
return STATUS_NOT_IMPLEMENTED;
}
NTSTATUS WINAPI BCryptGenRandom(BCRYPT_ALG_HANDLE algorithm, UCHAR *buffer, ULONG count, ULONG flags)
{
const DWORD supported_flags = BCRYPT_USE_SYSTEM_PREFERRED_RNG;
TRACE("%p, %p, %u, %08x - semi-stub\n", algorithm, buffer, count, flags);
if (!algorithm)
{
/* It's valid to call without an algorithm if BCRYPT_USE_SYSTEM_PREFERRED_RNG
* is set. In this case the preferred system RNG is used.
*/
if (!(flags & BCRYPT_USE_SYSTEM_PREFERRED_RNG))
return STATUS_INVALID_HANDLE;
}
if (!buffer)
return STATUS_INVALID_PARAMETER;
if (flags & ~supported_flags)
FIXME("unsupported flags %08x\n", flags & ~supported_flags);
if (algorithm)
FIXME("ignoring selected algorithm\n");
/* When zero bytes are requested the function returns success too. */
if (!count)
return STATUS_SUCCESS;
if (flags & BCRYPT_USE_SYSTEM_PREFERRED_RNG)
{
if (RtlGenRandom(buffer, count))
return STATUS_SUCCESS;
}
FIXME("called with unsupported parameters, returning error\n");
return STATUS_NOT_IMPLEMENTED;
}
NTSTATUS WINAPI BCryptOpenAlgorithmProvider(BCRYPT_ALG_HANDLE *algorithm, LPCWSTR algorithmId,
LPCWSTR implementation, DWORD flags)
{
FIXME("%p, %s, %s, %08x - stub\n", algorithm, wine_dbgstr_w(algorithmId), wine_dbgstr_w(implementation), flags);
if (!algorithm)
return STATUS_INVALID_PARAMETER;
*algorithm = NULL;
return STATUS_NOT_IMPLEMENTED;
}