Sweden-Number/dlls/kernel32/version.c

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/*
* Windows and DOS version functions
*
* Copyright 1997 Marcus Meissner
* Copyright 1998 Patrik Stridvall
* Copyright 1998, 2003 Andreas Mohr
* Copyright 1997, 2003 Alexandre Julliard
*
* 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 <string.h>
#include <stdlib.h>
#include <stdarg.h>
#include <stdio.h>
#include "ntstatus.h"
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#define WIN32_NO_STATUS
#include "windef.h"
#include "winbase.h"
#include "wingdi.h"
#include "winuser.h"
#include "winternl.h"
#include "winerror.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(ver);
static inline UCHAR version_update_condition(UCHAR *last_condition, UCHAR condition)
{
switch (*last_condition)
{
case 0:
*last_condition = condition;
break;
case VER_EQUAL:
if (condition >= VER_EQUAL && condition <= VER_LESS_EQUAL)
{
*last_condition = condition;
return condition;
}
break;
case VER_GREATER:
case VER_GREATER_EQUAL:
if (condition >= VER_EQUAL && condition <= VER_GREATER_EQUAL)
return condition;
break;
case VER_LESS:
case VER_LESS_EQUAL:
if (condition == VER_EQUAL || (condition >= VER_LESS && condition <= VER_LESS_EQUAL))
return condition;
break;
}
if (!condition) *last_condition |= 0x10;
return *last_condition & 0xf;
}
static inline BOOL version_compare_values(ULONG left, ULONG right, UCHAR condition)
{
switch (condition)
{
case VER_EQUAL:
if (left != right) return FALSE;
break;
case VER_GREATER:
if (left <= right) return FALSE;
break;
case VER_GREATER_EQUAL:
if (left < right) return FALSE;
break;
case VER_LESS:
if (left >= right) return FALSE;
break;
case VER_LESS_EQUAL:
if (left > right) return FALSE;
break;
default:
return FALSE;
}
return TRUE;
}
/******************************************************************************
* VerifyVersionInfoA (KERNEL32.@)
*/
BOOL WINAPI VerifyVersionInfoA( LPOSVERSIONINFOEXA lpVersionInfo, DWORD dwTypeMask,
DWORDLONG dwlConditionMask)
{
OSVERSIONINFOEXW verW;
verW.dwOSVersionInfoSize = sizeof(OSVERSIONINFOEXW);
verW.dwMajorVersion = lpVersionInfo->dwMajorVersion;
verW.dwMinorVersion = lpVersionInfo->dwMinorVersion;
verW.dwBuildNumber = lpVersionInfo->dwBuildNumber;
verW.dwPlatformId = lpVersionInfo->dwPlatformId;
verW.wServicePackMajor = lpVersionInfo->wServicePackMajor;
verW.wServicePackMinor = lpVersionInfo->wServicePackMinor;
verW.wSuiteMask = lpVersionInfo->wSuiteMask;
verW.wProductType = lpVersionInfo->wProductType;
verW.wReserved = lpVersionInfo->wReserved;
return VerifyVersionInfoW(&verW, dwTypeMask, dwlConditionMask);
}
/******************************************************************************
* VerifyVersionInfoW (KERNEL32.@)
*/
BOOL WINAPI VerifyVersionInfoW( LPOSVERSIONINFOEXW info, DWORD dwTypeMask,
DWORDLONG dwlConditionMask)
{
OSVERSIONINFOEXW ver;
TRACE("(%p 0x%lx 0x%s)\n", info, dwTypeMask, wine_dbgstr_longlong(dwlConditionMask));
ver.dwOSVersionInfoSize = sizeof(ver);
if (!GetVersionExW((OSVERSIONINFOW*)&ver)) return FALSE;
if (!dwTypeMask || !dwlConditionMask)
{
SetLastError(ERROR_BAD_ARGUMENTS);
return FALSE;
}
if (dwTypeMask & VER_PRODUCT_TYPE)
{
if (!version_compare_values(ver.wProductType, info->wProductType, dwlConditionMask >> 7*3 & 0x07))
goto mismatch;
}
if (dwTypeMask & VER_SUITENAME)
switch (dwlConditionMask >> 6*3 & 0x07)
{
case VER_AND:
if ((info->wSuiteMask & ver.wSuiteMask) != info->wSuiteMask)
goto mismatch;
break;
case VER_OR:
if (!(info->wSuiteMask & ver.wSuiteMask) && info->wSuiteMask)
goto mismatch;
break;
default:
SetLastError(ERROR_BAD_ARGUMENTS);
return FALSE;
}
if (dwTypeMask & VER_PLATFORMID)
{
if (!version_compare_values(ver.dwPlatformId, info->dwPlatformId, dwlConditionMask >> 3*3 & 0x07))
goto mismatch;
}
if (dwTypeMask & VER_BUILDNUMBER)
{
if (!version_compare_values(ver.dwBuildNumber, info->dwBuildNumber, dwlConditionMask >> 2*3 & 0x07))
goto mismatch;
}
if (dwTypeMask & (VER_MAJORVERSION | VER_MINORVERSION | VER_SERVICEPACKMAJOR | VER_SERVICEPACKMINOR))
{
unsigned char condition, last_condition = 0;
BOOL succeeded = TRUE, do_next_check = TRUE;
if (dwTypeMask & VER_MAJORVERSION)
{
condition = version_update_condition(&last_condition, dwlConditionMask >> 1*3 & 0x07);
succeeded = version_compare_values(ver.dwMajorVersion, info->dwMajorVersion, condition);
do_next_check = (ver.dwMajorVersion == info->dwMajorVersion) &&
((condition >= VER_EQUAL) && (condition <= VER_LESS_EQUAL));
}
if ((dwTypeMask & VER_MINORVERSION) && do_next_check)
{
condition = version_update_condition(&last_condition, dwlConditionMask >> 0*3 & 0x07);
succeeded = version_compare_values(ver.dwMinorVersion, info->dwMinorVersion, condition);
do_next_check = (ver.dwMinorVersion == info->dwMinorVersion) &&
((condition >= VER_EQUAL) && (condition <= VER_LESS_EQUAL));
}
if ((dwTypeMask & VER_SERVICEPACKMAJOR) && do_next_check)
{
condition = version_update_condition(&last_condition, dwlConditionMask >> 5*3 & 0x07);
succeeded = version_compare_values(ver.wServicePackMajor, info->wServicePackMajor, condition);
do_next_check = (ver.wServicePackMajor == info->wServicePackMajor) &&
((condition >= VER_EQUAL) && (condition <= VER_LESS_EQUAL));
}
if ((dwTypeMask & VER_SERVICEPACKMINOR) && do_next_check)
{
condition = version_update_condition(&last_condition, dwlConditionMask >> 4*3 & 0x07);
succeeded = version_compare_values(ver.wServicePackMinor, info->wServicePackMinor, condition);
}
if (!succeeded) goto mismatch;
}
return TRUE;
mismatch:
SetLastError(ERROR_OLD_WIN_VERSION);
return FALSE;
}
/***********************************************************************
* TermsrvAppInstallMode (KERNEL32.@)
*
* Find out whether the terminal server is in INSTALL or EXECUTE mode.
*/
BOOL WINAPI TermsrvAppInstallMode(void)
{
FIXME("stub\n");
return FALSE;
}
/***********************************************************************
* SetTermsrvAppInstallMode (KERNEL32.@)
*
* This function is said to switch between the INSTALL (TRUE) or
* EXECUTE (FALSE) terminal server modes.
*
* This function always returns zero on WinXP Home so it's probably
* safe to return that value in most cases. However, if a terminal
* server is running it will probably return something else.
*/
DWORD WINAPI SetTermsrvAppInstallMode(BOOL bInstallMode)
{
FIXME("(%d): stub\n", bInstallMode);
return 0;
}