version.c File Reference

#include <k32.h>
#include <debug.h>

Include dependency graph for version.c:

Go to the source code of this file.

Macros
#define	NDEBUG

Functions
DWORD WINAPI	GetVersion (VOID)
BOOL WINAPI	GetVersionExW (IN LPOSVERSIONINFOW lpVersionInformation)
BOOL WINAPI	GetVersionExA (IN LPOSVERSIONINFOA lpVersionInformation)
BOOL WINAPI	VerifyVersionInfoW (IN LPOSVERSIONINFOEXW lpVersionInformation, IN DWORD dwTypeMask, IN DWORDLONG dwlConditionMask)
BOOL WINAPI	VerifyVersionInfoA (IN LPOSVERSIONINFOEXA lpVersionInformation, IN DWORD dwTypeMask, IN DWORDLONG dwlConditionMask)

Macro Definition Documentation

NDEBUG

#define NDEBUG

Definition at line 12 of file version.c.

Function Documentation

GetVersion()

DWORD WINAPI GetVersion

(

VOID

)

Definition at line 22 of file version.c.

{
    PPEB Peb = NtCurrentPeb();
 
    return (DWORD)( ((Peb->OSPlatformId ^ 2) << 30) |
                     (Peb->OSBuildNumber     << 16) |
                     (Peb->OSMinorVersion    << 8 ) |
                      Peb->OSMajorVersion );
}

GetVersionExA()

BOOL WINAPI GetVersionExA

(

IN LPOSVERSIONINFOA

lpVersionInformation

)

Definition at line 69 of file version.c.

{
    OSVERSIONINFOEXW VersionInformation;
    LPOSVERSIONINFOEXA lpVersionInformationEx;
    UNICODE_STRING CsdVersionW;
    NTSTATUS Status;
    ANSI_STRING CsdVersionA;
 
    if ((lpVersionInformation->dwOSVersionInfoSize != sizeof(OSVERSIONINFOA)) &&
        (lpVersionInformation->dwOSVersionInfoSize != sizeof(OSVERSIONINFOEXA)))
    {
        SetLastError(ERROR_INSUFFICIENT_BUFFER);
        return FALSE;
    }
 
    VersionInformation.dwOSVersionInfoSize = sizeof(OSVERSIONINFOEXW);
 
    if (!GetVersionExW((LPOSVERSIONINFOW)&VersionInformation)) return FALSE;
 
    /* Copy back fields that match both supported structures */
    lpVersionInformation->dwMajorVersion = VersionInformation.dwMajorVersion;
    lpVersionInformation->dwMinorVersion = VersionInformation.dwMinorVersion;
    lpVersionInformation->dwBuildNumber = VersionInformation.dwBuildNumber;
    lpVersionInformation->dwPlatformId = VersionInformation.dwPlatformId;
 
    if (lpVersionInformation->dwOSVersionInfoSize == sizeof(OSVERSIONINFOEXA))
    {
        lpVersionInformationEx = (PVOID)lpVersionInformation;
        lpVersionInformationEx->wServicePackMajor = VersionInformation.wServicePackMajor;
        lpVersionInformationEx->wServicePackMinor = VersionInformation.wServicePackMinor;
        lpVersionInformationEx->wSuiteMask = VersionInformation.wSuiteMask;
        lpVersionInformationEx->wProductType = VersionInformation.wProductType;
        lpVersionInformationEx->wReserved = VersionInformation.wReserved;
    }
 
    /* Convert the CSD string */
    RtlInitEmptyAnsiString(&CsdVersionA,
                           lpVersionInformation->szCSDVersion,
                           sizeof(lpVersionInformation->szCSDVersion));
    RtlInitUnicodeString(&CsdVersionW, VersionInformation.szCSDVersion);
    Status = RtlUnicodeStringToAnsiString(&CsdVersionA, &CsdVersionW, FALSE);
    return (NT_SUCCESS(Status));
}

Referenced by acmGetVersion(), IsOS(), IsWindowsXPorLaterCompatible(), START_TEST(), test_GetVersionEx(), test_initvar(), test_VerifyVersionInfo(), and verify_shima_imp().

GetVersionExW()

BOOL WINAPI GetVersionExW

(

IN LPOSVERSIONINFOW

lpVersionInformation

)

Definition at line 37 of file version.c.

{
    NTSTATUS Status;
    LPOSVERSIONINFOEXW lpVersionInformationEx;
 
    if ((lpVersionInformation->dwOSVersionInfoSize != sizeof(OSVERSIONINFOW)) &&
        (lpVersionInformation->dwOSVersionInfoSize != sizeof(OSVERSIONINFOEXW)))
    {
        SetLastError(ERROR_INSUFFICIENT_BUFFER);
        return FALSE;
    }
 
    Status = RtlGetVersion((PRTL_OSVERSIONINFOW)lpVersionInformation);
    if (Status == STATUS_SUCCESS)
    {
        if (lpVersionInformation->dwOSVersionInfoSize == sizeof(OSVERSIONINFOEXW))
        {
            lpVersionInformationEx = (PVOID)lpVersionInformation;
            lpVersionInformationEx->wReserved = 0;
        }
 
        return TRUE;
    }
 
    return FALSE;
}

Referenced by _LocalGetPrintServerHandleData(), AllSysInfo(), build_systeminfo_tree(), crt_process_init(), DllMain(), dump_system_info(), ensure_useragent(), FILEDLG95_InitControls(), fill_operatingsystem(), get_app_version(), CConfiguration::GetSystemInformation(), GetVersionExA(), init_driver_info(), InitOsVersion(), IsPreVistaOSVersion(), IsWindowsOS(), NetrServerGetInfo(), PrintOSVersion(), ReportProductInfoEvent(), ServiceInit(), START_TEST(), test_assoc_perceived(), and verify_shimw_imp().

VerifyVersionInfoA()

BOOL WINAPI VerifyVersionInfoA	(	IN LPOSVERSIONINFOEXA	lpVersionInformation,
		IN DWORD	dwTypeMask,
		IN DWORDLONG	dwlConditionMask
	)

Definition at line 161 of file version.c.

{
    OSVERSIONINFOEXW viex;
 
    /* NOTE: szCSDVersion is ignored, we don't need to convert it to Unicode */
    viex.dwOSVersionInfoSize = sizeof(viex);
    viex.dwMajorVersion = lpVersionInformation->dwMajorVersion;
    viex.dwMinorVersion = lpVersionInformation->dwMinorVersion;
    viex.dwBuildNumber = lpVersionInformation->dwBuildNumber;
    viex.dwPlatformId = lpVersionInformation->dwPlatformId;
    viex.wServicePackMajor = lpVersionInformation->wServicePackMajor;
    viex.wServicePackMinor = lpVersionInformation->wServicePackMinor;
    viex.wSuiteMask = lpVersionInformation->wSuiteMask;
    viex.wProductType = lpVersionInformation->wProductType;
    viex.wReserved = lpVersionInformation->wReserved;
    return VerifyVersionInfoW(&viex, dwTypeMask, dwlConditionMask);
}

Referenced by test_VerifyVersionInfo().

VerifyVersionInfoW()

BOOL WINAPI VerifyVersionInfoW	(	IN LPOSVERSIONINFOEXW	lpVersionInformation,
		IN DWORD	dwTypeMask,
		IN DWORDLONG	dwlConditionMask
	)

Definition at line 118 of file version.c.

{
    NTSTATUS Status;
 
    Status = RtlVerifyVersionInfo((PRTL_OSVERSIONINFOEXW)lpVersionInformation,
                                  dwTypeMask,
                                  dwlConditionMask);
    switch (Status)
    {
        case STATUS_INVALID_PARAMETER:
            SetLastError(ERROR_BAD_ARGUMENTS);
            return FALSE;
 
        case STATUS_REVISION_MISMATCH:
            if (lpVersionInformation)
            {
                DPRINT1("VerifyVersionInfo -- Version mismatch(%d.%d.%d:%d)\n",
                        (dwTypeMask & VER_MAJORVERSION) ? lpVersionInformation->dwMajorVersion : -1,
                        (dwTypeMask & VER_MINORVERSION) ? lpVersionInformation->dwMinorVersion : -1,
                        (dwTypeMask & VER_BUILDNUMBER) ? lpVersionInformation->dwBuildNumber : -1,
                        (dwTypeMask & VER_PLATFORMID) ? lpVersionInformation->dwPlatformId : -1);
            }
            else
            {
                DPRINT1("VerifyVersionInfo -- Version mismatch(NULL)\n");
            }
            SetLastError(ERROR_OLD_WIN_VERSION);
            return FALSE;
 
        default:
            /* RtlVerifyVersionInfo shouldn't report any other failure code! */
            ASSERT(NT_SUCCESS(Status));
            return TRUE;
    }
}

Referenced by IsActiveSessionCountLimited(), IsWindows8OrGreater(), IsWindowsServer(), IsWindowsVersionOrGreater(), VerifyVersionInfoA(), and winver_equal_or_newer().