diff options
Diffstat (limited to 'src/host/os_getversion.c')
| -rwxr-xr-x | src/host/os_getversion.c | 192 |
1 files changed, 129 insertions, 63 deletions
diff --git a/src/host/os_getversion.c b/src/host/os_getversion.c index 446848f..609ca04 100755 --- a/src/host/os_getversion.c +++ b/src/host/os_getversion.c @@ -63,82 +63,148 @@ int os_getversion(lua_State* L) SYSTEM_INFO getsysteminfo() { - typedef void (WINAPI *GetNativeSystemInfoSig)(LPSYSTEM_INFO); - GetNativeSystemInfoSig nativeSystemInfo = (GetNativeSystemInfoSig) - GetProcAddress(GetModuleHandle(TEXT("kernel32")), "GetNativeSystemInfo"); + static SYSTEM_INFO systemInfo; + HMODULE hKrnl32 = GetModuleHandle(TEXT("kernel32")); + memset(&systemInfo, 0, sizeof(systemInfo)); + if (hKrnl32) + { + typedef void (WINAPI* GetNativeSystemInfoSig)(LPSYSTEM_INFO); + GetNativeSystemInfoSig nativeSystemInfo = (GetNativeSystemInfoSig)GetProcAddress(hKrnl32, "GetNativeSystemInfo"); - SYSTEM_INFO systemInfo = {{0}}; - if ( nativeSystemInfo ) nativeSystemInfo(&systemInfo); - else GetSystemInfo(&systemInfo); + if (nativeSystemInfo) + nativeSystemInfo(&systemInfo); + else + GetSystemInfo(&systemInfo); + } return systemInfo; } -void getversion(struct OsVersionInfo* info) -{ - OSVERSIONINFOEX versionInfo = {0}; - - versionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFOEX); - GetVersionEx((OSVERSIONINFO*)&versionInfo); - - info->majorversion = versionInfo.dwMajorVersion; - info->minorversion = versionInfo.dwMinorVersion; - info->revision = versionInfo.wServicePackMajor; +#ifndef NT_SUCCESS +# define NT_SUCCESS(x) ((x) >= 0) +#endif - if (versionInfo.dwMajorVersion == 5 && versionInfo.dwMinorVersion == 0) - { - info->description = "Windows 2000"; - } - else if (versionInfo.dwMajorVersion == 5 && versionInfo.dwMinorVersion == 1) - { - info->description = "Windows XP"; - } - else if (versionInfo.dwMajorVersion == 5 && versionInfo.dwMinorVersion == 2) - { - SYSTEM_INFO systemInfo = getsysteminfo(); - if (versionInfo.wProductType == VER_NT_WORKSTATION && - systemInfo.wProcessorArchitecture == PROCESSOR_ARCHITECTURE_AMD64) - { - info->description = "Windows XP Professional x64"; - } - else if (versionInfo.wSuiteMask & VER_SUITE_WH_SERVER) - { - info->description = "Windows Home Server"; - } - else if (GetSystemMetrics(SM_SERVERR2) == 0) - { - info->description = "Windows Server 2003"; - } - else - { - info->description = "Windows Server 2003 R2"; - } - } - else if (versionInfo.dwMajorVersion == 6 && versionInfo.dwMinorVersion == 0) +OSVERSIONINFOEXW const * GetOSVersionInfo() +{ + static OSVERSIONINFOEXW* posvix = NULL; + if (!posvix) { - if (versionInfo.wProductType == VER_NT_WORKSTATION) + static OSVERSIONINFOEXW osvix = { sizeof(OSVERSIONINFOEXW), 0, 0, 0, 0,{ 0 } }; // not an error, this has to be the W variety! + static LONG(WINAPI * RtlGetVersion)(OSVERSIONINFOEXW*) = NULL; + static HMODULE hNtDll = NULL; + hNtDll = GetModuleHandle(TEXT("ntdll.dll")); + if (hNtDll) { - info->description = "Windows Vista"; - } - else - { - info->description = "Windows Server 2008"; + *(FARPROC*)&RtlGetVersion = GetProcAddress(hNtDll, "RtlGetVersion"); + if (NULL != RtlGetVersion) + { + if (NT_SUCCESS(RtlGetVersion(&osvix))) + { + posvix = &osvix; + } + } } } - else if (versionInfo.dwMajorVersion == 6 && versionInfo.dwMinorVersion == 1 ) + return posvix; +} + +void getversion(struct OsVersionInfo* info) +{ + static OSVERSIONINFOEXW const* posvix = NULL; + static struct OsVersionInfo s_info; + s_info.majorversion = 0; + s_info.minorversion = 0; + s_info.revision = 0; + s_info.description = "Windows"; + + if (!posvix) { - if (versionInfo.wProductType != VER_NT_WORKSTATION) + posvix = GetOSVersionInfo(); + if (posvix) { - info->description = "Windows Server 2008 R2"; + s_info.majorversion = posvix->dwMajorVersion; + s_info.minorversion = posvix->dwMinorVersion; + s_info.revision = posvix->wServicePackMajor; + switch (posvix->dwMajorVersion) + { + case 5: + switch (posvix->dwMinorVersion) + { + case 0: + s_info.description = "Windows 2000"; + break; + case 1: + s_info.description = "Windows XP"; + break; + case 2: + if (posvix->wProductType == VER_NT_WORKSTATION) + s_info.description = "Windows XP x64"; + else + if (posvix->wSuiteMask == VER_SUITE_WH_SERVER) + s_info.description = "Windows Home Server"; + else + { + if (GetSystemMetrics(SM_SERVERR2) == 0) + s_info.description = "Windows Server 2003"; + else + s_info.description = "Windows Server 2003 R2"; + } + break; + default: + s_info.description = "Windows [5.x]"; + break; + } + break; + case 6: + switch (posvix->dwMinorVersion) + { + case 0: + if (posvix->wProductType == VER_NT_WORKSTATION) + s_info.description = "Windows Vista"; + else + s_info.description = "Windows Server 2008"; + break; + case 1: + if (posvix->wProductType == VER_NT_WORKSTATION) + s_info.description = "Windows 7"; + else + s_info.description = "Windows Server 2008 R2"; + break; + case 2: + if (posvix->wProductType == VER_NT_WORKSTATION) + s_info.description = "Windows 8"; + else + s_info.description = "Windows Server 2012"; + break; + case 3: + if (posvix->wProductType == VER_NT_WORKSTATION) + s_info.description = "Windows 8.1"; + else + s_info.description = "Windows Server 2012 R2"; + break; + default: + s_info.description = "Windows [6.x]"; + break; + } + break; + case 10: + switch (posvix->dwMinorVersion) + { + case 0: + if (posvix->wProductType == VER_NT_WORKSTATION) + s_info.description = "Windows 10"; + else + s_info.description = "Windows Server 2016/2019"; + break; + default: + s_info.description = "Windows [10.x]"; + break; + } + break; + } } - else - { - info->description = "Windows 7"; - } - } - else - { - info->description = "Windows"; } + + memmove(info, &s_info, sizeof(struct OsVersionInfo)); } /*************************************************************/ |