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7da636cad5
Prior to this change the build number was not checked during version comparison, and the platform id was supposed to be checked but wasn't. Checking the build number is required for enabling "evergreen" Windows 10/11 features (like TLS 1.3). Ref: https://github.com/curl/curl/pull/7784 Closes https://github.com/curl/curl/pull/7824 Closes https://github.com/curl/curl/pull/7867
316 lines
10 KiB
C
316 lines
10 KiB
C
/***************************************************************************
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* _ _ ____ _
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* Project ___| | | | _ \| |
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* / __| | | | |_) | |
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* | (__| |_| | _ <| |___
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* \___|\___/|_| \_\_____|
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*
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* Copyright (C) 2016 - 2021, Steve Holme, <steve_holme@hotmail.com>.
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*
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* This software is licensed as described in the file COPYING, which
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* you should have received as part of this distribution. The terms
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* are also available at https://curl.se/docs/copyright.html.
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*
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* You may opt to use, copy, modify, merge, publish, distribute and/or sell
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* copies of the Software, and permit persons to whom the Software is
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* furnished to do so, under the terms of the COPYING file.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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***************************************************************************/
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#include "curl_setup.h"
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#if defined(WIN32)
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#include <curl/curl.h>
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#include "version_win32.h"
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#include "warnless.h"
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/* The last #include files should be: */
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#include "curl_memory.h"
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#include "memdebug.h"
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/* This Unicode version struct works for VerifyVersionInfoW (OSVERSIONINFOEXW)
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and RtlVerifyVersionInfo (RTLOSVERSIONINFOEXW) */
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struct OUR_OSVERSIONINFOEXW {
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ULONG dwOSVersionInfoSize;
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ULONG dwMajorVersion;
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ULONG dwMinorVersion;
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ULONG dwBuildNumber;
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ULONG dwPlatformId;
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WCHAR szCSDVersion[128];
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USHORT wServicePackMajor;
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USHORT wServicePackMinor;
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USHORT wSuiteMask;
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UCHAR wProductType;
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UCHAR wReserved;
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};
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/*
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* curlx_verify_windows_version()
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*
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* This is used to verify if we are running on a specific windows version.
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*
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* Parameters:
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*
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* majorVersion [in] - The major version number.
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* minorVersion [in] - The minor version number.
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* buildVersion [in] - The build version number. If 0, this parameter is
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* ignored.
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* platform [in] - The optional platform identifier.
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* condition [in] - The test condition used to specifier whether we are
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* checking a version less then, equal to or greater than
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* what is specified in the major and minor version
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* numbers.
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*
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* Returns TRUE if matched; otherwise FALSE.
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*/
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bool curlx_verify_windows_version(const unsigned int majorVersion,
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const unsigned int minorVersion,
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const unsigned int buildVersion,
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const PlatformIdentifier platform,
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const VersionCondition condition)
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{
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bool matched = FALSE;
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#if defined(CURL_WINDOWS_APP)
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/* We have no way to determine the Windows version from Windows apps,
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so let's assume we're running on the target Windows version. */
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const WORD fullVersion = MAKEWORD(minorVersion, majorVersion);
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const WORD targetVersion = (WORD)_WIN32_WINNT;
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switch(condition) {
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case VERSION_LESS_THAN:
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matched = targetVersion < fullVersion;
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break;
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case VERSION_LESS_THAN_EQUAL:
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matched = targetVersion <= fullVersion;
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break;
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case VERSION_EQUAL:
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matched = targetVersion == fullVersion;
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break;
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case VERSION_GREATER_THAN_EQUAL:
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matched = targetVersion >= fullVersion;
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break;
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case VERSION_GREATER_THAN:
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matched = targetVersion > fullVersion;
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break;
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}
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if(matched && (platform == PLATFORM_WINDOWS)) {
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/* we're always running on PLATFORM_WINNT */
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matched = FALSE;
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}
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#elif !defined(_WIN32_WINNT) || !defined(_WIN32_WINNT_WIN2K) || \
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(_WIN32_WINNT < _WIN32_WINNT_WIN2K)
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OSVERSIONINFO osver;
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memset(&osver, 0, sizeof(osver));
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osver.dwOSVersionInfoSize = sizeof(osver);
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/* Find out Windows version */
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if(GetVersionEx(&osver)) {
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/* Verify the Operating System version number */
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switch(condition) {
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case VERSION_LESS_THAN:
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if(osver.dwMajorVersion < majorVersion ||
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(osver.dwMajorVersion == majorVersion &&
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osver.dwMinorVersion < minorVersion) ||
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(buildVersion != 0 &&
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(osver.dwMajorVersion == majorVersion &&
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osver.dwMinorVersion == minorVersion &&
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osver.dwBuildNumber < buildVersion)))
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matched = TRUE;
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break;
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case VERSION_LESS_THAN_EQUAL:
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if(osver.dwMajorVersion < majorVersion ||
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(osver.dwMajorVersion == majorVersion &&
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osver.dwMinorVersion < minorVersion) ||
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(osver.dwMajorVersion == majorVersion &&
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osver.dwMinorVersion == minorVersion &&
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(buildVersion == 0 ||
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osver.dwBuildNumber <= buildVersion)))
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matched = TRUE;
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break;
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case VERSION_EQUAL:
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if(osver.dwMajorVersion == majorVersion &&
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osver.dwMinorVersion == minorVersion &&
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(buildVersion == 0 ||
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osver.dwBuildNumber == buildVersion))
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matched = TRUE;
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break;
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case VERSION_GREATER_THAN_EQUAL:
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if(osver.dwMajorVersion > majorVersion ||
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(osver.dwMajorVersion == majorVersion &&
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osver.dwMinorVersion > minorVersion) ||
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(osver.dwMajorVersion == majorVersion &&
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osver.dwMinorVersion == minorVersion &&
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(buildVersion == 0 ||
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osver.dwBuildNumber >= buildVersion)))
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matched = TRUE;
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break;
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case VERSION_GREATER_THAN:
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if(osver.dwMajorVersion > majorVersion ||
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(osver.dwMajorVersion == majorVersion &&
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osver.dwMinorVersion > minorVersion) ||
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(buildVersion != 0 &&
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(osver.dwMajorVersion == majorVersion &&
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osver.dwMinorVersion == minorVersion &&
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osver.dwBuildNumber > buildVersion)))
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matched = TRUE;
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break;
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}
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/* Verify the platform identifier (if necessary) */
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if(matched) {
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switch(platform) {
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case PLATFORM_WINDOWS:
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if(osver.dwPlatformId != VER_PLATFORM_WIN32_WINDOWS)
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matched = FALSE;
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break;
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case PLATFORM_WINNT:
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if(osver.dwPlatformId != VER_PLATFORM_WIN32_NT)
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matched = FALSE;
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break;
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default: /* like platform == PLATFORM_DONT_CARE */
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break;
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}
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}
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}
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#else
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ULONGLONG cm = 0;
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struct OUR_OSVERSIONINFOEXW osver;
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BYTE majorCondition;
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BYTE minorCondition;
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BYTE buildCondition;
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BYTE spMajorCondition;
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BYTE spMinorCondition;
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DWORD dwTypeMask = VER_MAJORVERSION | VER_MINORVERSION |
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VER_SERVICEPACKMAJOR | VER_SERVICEPACKMINOR;
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typedef LONG (APIENTRY *RTLVERIFYVERSIONINFO_FN)
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(struct OUR_OSVERSIONINFOEXW *, ULONG, ULONGLONG);
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static RTLVERIFYVERSIONINFO_FN pRtlVerifyVersionInfo;
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static bool onetime = true; /* safe because first call is during init */
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if(onetime) {
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pRtlVerifyVersionInfo = CURLX_FUNCTION_CAST(RTLVERIFYVERSIONINFO_FN,
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(GetProcAddress(GetModuleHandleA("ntdll"), "RtlVerifyVersionInfo")));
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onetime = false;
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}
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switch(condition) {
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case VERSION_LESS_THAN:
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majorCondition = VER_LESS;
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minorCondition = VER_LESS;
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buildCondition = VER_LESS;
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spMajorCondition = VER_LESS_EQUAL;
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spMinorCondition = VER_LESS_EQUAL;
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break;
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case VERSION_LESS_THAN_EQUAL:
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majorCondition = VER_LESS_EQUAL;
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minorCondition = VER_LESS_EQUAL;
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buildCondition = VER_LESS_EQUAL;
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spMajorCondition = VER_LESS_EQUAL;
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spMinorCondition = VER_LESS_EQUAL;
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break;
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case VERSION_EQUAL:
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majorCondition = VER_EQUAL;
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minorCondition = VER_EQUAL;
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buildCondition = VER_EQUAL;
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spMajorCondition = VER_GREATER_EQUAL;
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spMinorCondition = VER_GREATER_EQUAL;
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break;
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case VERSION_GREATER_THAN_EQUAL:
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majorCondition = VER_GREATER_EQUAL;
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minorCondition = VER_GREATER_EQUAL;
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buildCondition = VER_GREATER_EQUAL;
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spMajorCondition = VER_GREATER_EQUAL;
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spMinorCondition = VER_GREATER_EQUAL;
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break;
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case VERSION_GREATER_THAN:
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majorCondition = VER_GREATER;
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minorCondition = VER_GREATER;
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buildCondition = VER_GREATER;
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spMajorCondition = VER_GREATER_EQUAL;
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spMinorCondition = VER_GREATER_EQUAL;
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break;
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default:
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return FALSE;
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}
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memset(&osver, 0, sizeof(osver));
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osver.dwOSVersionInfoSize = sizeof(osver);
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osver.dwMajorVersion = majorVersion;
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osver.dwMinorVersion = minorVersion;
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osver.dwBuildNumber = buildVersion;
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if(platform == PLATFORM_WINDOWS)
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osver.dwPlatformId = VER_PLATFORM_WIN32_WINDOWS;
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else if(platform == PLATFORM_WINNT)
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osver.dwPlatformId = VER_PLATFORM_WIN32_NT;
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cm = VerSetConditionMask(cm, VER_MAJORVERSION, majorCondition);
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cm = VerSetConditionMask(cm, VER_MINORVERSION, minorCondition);
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cm = VerSetConditionMask(cm, VER_SERVICEPACKMAJOR, spMajorCondition);
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cm = VerSetConditionMask(cm, VER_SERVICEPACKMINOR, spMinorCondition);
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if(platform != PLATFORM_DONT_CARE) {
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cm = VerSetConditionMask(cm, VER_PLATFORMID, VER_EQUAL);
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dwTypeMask |= VER_PLATFORMID;
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}
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/* Later versions of Windows have version functions that may not return the
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real version of Windows unless the application is so manifested. We prefer
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the real version always, so we use the Rtl variant of the function when
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possible. Note though the function signatures have underlying fundamental
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types that are the same, the return values are different. */
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if(pRtlVerifyVersionInfo)
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matched = !pRtlVerifyVersionInfo(&osver, dwTypeMask, cm);
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else
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matched = !!VerifyVersionInfoW((OSVERSIONINFOEXW *)&osver, dwTypeMask, cm);
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/* Compare the build number separately. VerifyVersionInfo normally compares
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major.minor in hierarchical order (eg 1.9 is less than 2.0) but does not
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do the same for build (eg 1.9 build 222 is not less than 2.0 build 111).
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Build comparison is only needed when build numbers are equal (eg 1.9 is
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always less than 2.0 so build comparison is not needed). */
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if(matched && buildVersion &&
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(condition == VERSION_EQUAL ||
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((condition == VERSION_GREATER_THAN_EQUAL ||
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condition == VERSION_LESS_THAN_EQUAL) &&
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curlx_verify_windows_version(majorVersion, minorVersion, 0,
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platform, VERSION_EQUAL)))) {
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cm = VerSetConditionMask(0, VER_BUILDNUMBER, buildCondition);
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dwTypeMask = VER_BUILDNUMBER;
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if(pRtlVerifyVersionInfo)
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matched = !pRtlVerifyVersionInfo(&osver, dwTypeMask, cm);
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else
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matched = !!VerifyVersionInfoW((OSVERSIONINFOEXW *)&osver,
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dwTypeMask, cm);
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}
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#endif
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return matched;
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}
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#endif /* WIN32 */
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