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