diff options
Diffstat (limited to 'Utilities/cmcurl/lib/version_win32.c')
| -rw-r--r-- | Utilities/cmcurl/lib/version_win32.c | 113 |
1 files changed, 101 insertions, 12 deletions
diff --git a/Utilities/cmcurl/lib/version_win32.c b/Utilities/cmcurl/lib/version_win32.c index b8157e9893..79a2aa6ab4 100644 --- a/Utilities/cmcurl/lib/version_win32.c +++ b/Utilities/cmcurl/lib/version_win32.c @@ -5,7 +5,7 @@ * | (__| |_| | _ <| |___ * \___|\___/|_| \_\_____| * - * Copyright (C) 2016 - 2020, Steve Holme, <steve_holme@hotmail.com>. + * Copyright (C) 2016 - 2021, Steve Holme, <steve_holme@hotmail.com>. * * This software is licensed as described in the file COPYING, which * you should have received as part of this distribution. The terms @@ -26,11 +26,28 @@ #include <curl/curl.h> #include "version_win32.h" +#include "warnless.h" /* The last #include files should be: */ #include "curl_memory.h" #include "memdebug.h" +/* This Unicode version struct works for VerifyVersionInfoW (OSVERSIONINFOEXW) + and RtlVerifyVersionInfo (RTLOSVERSIONINFOEXW) */ +struct OUR_OSVERSIONINFOEXW { + ULONG dwOSVersionInfoSize; + ULONG dwMajorVersion; + ULONG dwMinorVersion; + ULONG dwBuildNumber; + ULONG dwPlatformId; + WCHAR szCSDVersion[128]; + USHORT wServicePackMajor; + USHORT wServicePackMinor; + USHORT wSuiteMask; + UCHAR wProductType; + UCHAR wReserved; +}; + /* * curlx_verify_windows_version() * @@ -40,6 +57,8 @@ * * majorVersion [in] - The major version number. * minorVersion [in] - The minor version number. + * buildVersion [in] - The build version number. If 0, this parameter is + * ignored. * platform [in] - The optional platform identifier. * condition [in] - The test condition used to specifier whether we are * checking a version less then, equal to or greater than @@ -50,6 +69,7 @@ */ bool curlx_verify_windows_version(const unsigned int majorVersion, const unsigned int minorVersion, + const unsigned int buildVersion, const PlatformIdentifier platform, const VersionCondition condition) { @@ -101,34 +121,52 @@ bool curlx_verify_windows_version(const unsigned int majorVersion, case VERSION_LESS_THAN: if(osver.dwMajorVersion < majorVersion || (osver.dwMajorVersion == majorVersion && - osver.dwMinorVersion < minorVersion)) + osver.dwMinorVersion < minorVersion) || + (buildVersion != 0 && + (osver.dwMajorVersion == majorVersion && + osver.dwMinorVersion == minorVersion && + osver.dwBuildNumber < buildVersion))) matched = TRUE; break; case VERSION_LESS_THAN_EQUAL: if(osver.dwMajorVersion < majorVersion || (osver.dwMajorVersion == majorVersion && - osver.dwMinorVersion <= minorVersion)) + osver.dwMinorVersion < minorVersion) || + (osver.dwMajorVersion == majorVersion && + osver.dwMinorVersion == minorVersion && + (buildVersion == 0 || + osver.dwBuildNumber <= buildVersion))) matched = TRUE; break; case VERSION_EQUAL: if(osver.dwMajorVersion == majorVersion && - osver.dwMinorVersion == minorVersion) + osver.dwMinorVersion == minorVersion && + (buildVersion == 0 || + osver.dwBuildNumber == buildVersion)) matched = TRUE; break; case VERSION_GREATER_THAN_EQUAL: if(osver.dwMajorVersion > majorVersion || (osver.dwMajorVersion == majorVersion && - osver.dwMinorVersion >= minorVersion)) + osver.dwMinorVersion > minorVersion) || + (osver.dwMajorVersion == majorVersion && + osver.dwMinorVersion == minorVersion && + (buildVersion == 0 || + osver.dwBuildNumber >= buildVersion))) matched = TRUE; break; case VERSION_GREATER_THAN: if(osver.dwMajorVersion > majorVersion || (osver.dwMajorVersion == majorVersion && - osver.dwMinorVersion > minorVersion)) + osver.dwMinorVersion > minorVersion) || + (buildVersion != 0 && + (osver.dwMajorVersion == majorVersion && + osver.dwMinorVersion == minorVersion && + osver.dwBuildNumber > buildVersion))) matched = TRUE; break; } @@ -144,6 +182,7 @@ bool curlx_verify_windows_version(const unsigned int majorVersion, case PLATFORM_WINNT: if(osver.dwPlatformId != VER_PLATFORM_WIN32_NT) matched = FALSE; + break; default: /* like platform == PLATFORM_DONT_CARE */ break; @@ -152,16 +191,31 @@ bool curlx_verify_windows_version(const unsigned int majorVersion, } #else ULONGLONG cm = 0; - OSVERSIONINFOEX osver; + struct OUR_OSVERSIONINFOEXW osver; BYTE majorCondition; BYTE minorCondition; + BYTE buildCondition; BYTE spMajorCondition; BYTE spMinorCondition; + DWORD dwTypeMask = VER_MAJORVERSION | VER_MINORVERSION | + VER_SERVICEPACKMAJOR | VER_SERVICEPACKMINOR; + + typedef LONG (APIENTRY *RTLVERIFYVERSIONINFO_FN) + (struct OUR_OSVERSIONINFOEXW *, ULONG, ULONGLONG); + static RTLVERIFYVERSIONINFO_FN pRtlVerifyVersionInfo; + static bool onetime = true; /* safe because first call is during init */ + + if(onetime) { + pRtlVerifyVersionInfo = CURLX_FUNCTION_CAST(RTLVERIFYVERSIONINFO_FN, + (GetProcAddress(GetModuleHandleA("ntdll"), "RtlVerifyVersionInfo"))); + onetime = false; + } switch(condition) { case VERSION_LESS_THAN: majorCondition = VER_LESS; minorCondition = VER_LESS; + buildCondition = VER_LESS; spMajorCondition = VER_LESS_EQUAL; spMinorCondition = VER_LESS_EQUAL; break; @@ -169,6 +223,7 @@ bool curlx_verify_windows_version(const unsigned int majorVersion, case VERSION_LESS_THAN_EQUAL: majorCondition = VER_LESS_EQUAL; minorCondition = VER_LESS_EQUAL; + buildCondition = VER_LESS_EQUAL; spMajorCondition = VER_LESS_EQUAL; spMinorCondition = VER_LESS_EQUAL; break; @@ -176,6 +231,7 @@ bool curlx_verify_windows_version(const unsigned int majorVersion, case VERSION_EQUAL: majorCondition = VER_EQUAL; minorCondition = VER_EQUAL; + buildCondition = VER_EQUAL; spMajorCondition = VER_GREATER_EQUAL; spMinorCondition = VER_GREATER_EQUAL; break; @@ -183,6 +239,7 @@ bool curlx_verify_windows_version(const unsigned int majorVersion, case VERSION_GREATER_THAN_EQUAL: majorCondition = VER_GREATER_EQUAL; minorCondition = VER_GREATER_EQUAL; + buildCondition = VER_GREATER_EQUAL; spMajorCondition = VER_GREATER_EQUAL; spMinorCondition = VER_GREATER_EQUAL; break; @@ -190,6 +247,7 @@ bool curlx_verify_windows_version(const unsigned int majorVersion, case VERSION_GREATER_THAN: majorCondition = VER_GREATER; minorCondition = VER_GREATER; + buildCondition = VER_GREATER; spMajorCondition = VER_GREATER_EQUAL; spMinorCondition = VER_GREATER_EQUAL; break; @@ -202,6 +260,7 @@ bool curlx_verify_windows_version(const unsigned int majorVersion, osver.dwOSVersionInfoSize = sizeof(osver); osver.dwMajorVersion = majorVersion; osver.dwMinorVersion = minorVersion; + osver.dwBuildNumber = buildVersion; if(platform == PLATFORM_WINDOWS) osver.dwPlatformId = VER_PLATFORM_WIN32_WINDOWS; else if(platform == PLATFORM_WINNT) @@ -211,13 +270,43 @@ bool curlx_verify_windows_version(const unsigned int majorVersion, cm = VerSetConditionMask(cm, VER_MINORVERSION, minorCondition); cm = VerSetConditionMask(cm, VER_SERVICEPACKMAJOR, spMajorCondition); cm = VerSetConditionMask(cm, VER_SERVICEPACKMINOR, spMinorCondition); - if(platform != PLATFORM_DONT_CARE) + + if(platform != PLATFORM_DONT_CARE) { cm = VerSetConditionMask(cm, VER_PLATFORMID, VER_EQUAL); + dwTypeMask |= VER_PLATFORMID; + } + + /* Later versions of Windows have version functions that may not return the + real version of Windows unless the application is so manifested. We prefer + the real version always, so we use the Rtl variant of the function when + possible. Note though the function signatures have underlying fundamental + types that are the same, the return values are different. */ + if(pRtlVerifyVersionInfo) + matched = !pRtlVerifyVersionInfo(&osver, dwTypeMask, cm); + else + matched = !!VerifyVersionInfoW((OSVERSIONINFOEXW *)&osver, dwTypeMask, cm); + + /* Compare the build number separately. VerifyVersionInfo normally compares + major.minor in hierarchical order (eg 1.9 is less than 2.0) but does not + do the same for build (eg 1.9 build 222 is not less than 2.0 build 111). + Build comparison is only needed when build numbers are equal (eg 1.9 is + always less than 2.0 so build comparison is not needed). */ + if(matched && buildVersion && + (condition == VERSION_EQUAL || + ((condition == VERSION_GREATER_THAN_EQUAL || + condition == VERSION_LESS_THAN_EQUAL) && + curlx_verify_windows_version(majorVersion, minorVersion, 0, + platform, VERSION_EQUAL)))) { + + cm = VerSetConditionMask(0, VER_BUILDNUMBER, buildCondition); + dwTypeMask = VER_BUILDNUMBER; + if(pRtlVerifyVersionInfo) + matched = !pRtlVerifyVersionInfo(&osver, dwTypeMask, cm); + else + matched = !!VerifyVersionInfoW((OSVERSIONINFOEXW *)&osver, + dwTypeMask, cm); + } - if(VerifyVersionInfo(&osver, (VER_MAJORVERSION | VER_MINORVERSION | - VER_SERVICEPACKMAJOR | VER_SERVICEPACKMINOR), - cm)) - matched = TRUE; #endif return matched; |