xssimpleversion.c

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//  Copyright (c) 2003-2021 Xsens Technologies B.V. or subsidiaries worldwide.
//  All rights reserved.
//  
//  Redistribution and use in source and binary forms, with or without modification,
//  are permitted provided that the following conditions are met:
//  
//  1.  Redistributions of source code must retain the above copyright notice,
//      this list of conditions, and the following disclaimer.
//  
//  2.  Redistributions in binary form must reproduce the above copyright notice,
//      this list of conditions, and the following disclaimer in the documentation
//      and/or other materials provided with the distribution.
//  
//  3.  Neither the names of the copyright holders nor the names of their contributors
//      may be used to endorse or promote products derived from this software without
//      specific prior written permission.
//  
//  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
//  EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
//  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
//  THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
//  SPECIAL, EXEMPLARY OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT 
//  OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
//  HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY OR
//  TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
//  SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.THE LAWS OF THE NETHERLANDS 
//  SHALL BE EXCLUSIVELY APPLICABLE AND ANY DISPUTES SHALL BE FINALLY SETTLED UNDER THE RULES 
//  OF ARBITRATION OF THE INTERNATIONAL CHAMBER OF COMMERCE IN THE HAGUE BY ONE OR MORE 
//  ARBITRATORS APPOINTED IN ACCORDANCE WITH SAID RULES.
//  
 
 
//  Copyright (c) 2003-2021 Xsens Technologies B.V. or subsidiaries worldwide.
//  All rights reserved.
//  
//  Redistribution and use in source and binary forms, with or without modification,
//  are permitted provided that the following conditions are met:
//  
//  1.  Redistributions of source code must retain the above copyright notice,
//      this list of conditions, and the following disclaimer.
//  
//  2.  Redistributions in binary form must reproduce the above copyright notice,
//      this list of conditions, and the following disclaimer in the documentation
//      and/or other materials provided with the distribution.
//  
//  3.  Neither the names of the copyright holders nor the names of their contributors
//      may be used to endorse or promote products derived from this software without
//      specific prior written permission.
//  
//  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
//  EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
//  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
//  THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
//  SPECIAL, EXEMPLARY OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT 
//  OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
//  HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY OR
//  TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
//  SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.THE LAWS OF THE NETHERLANDS 
//  SHALL BE EXCLUSIVELY APPLICABLE AND ANY DISPUTES SHALL BE FINALLY SETTLED UNDER THE RULES 
//  OF ARBITRATION OF THE INTERNATIONAL CHAMBER OF COMMERCE IN THE HAGUE BY ONE OR MORE 
//  ARBITRATORS APPOINTED IN ACCORDANCE WITH SAID RULES.
//  
 
#include "xssimpleversion.h"
 
#ifdef _WIN32
        #include <Windows.h>
#else
        #ifdef __GNUC__
                #include <sys/utsname.h>
        #endif
        #include <stdlib.h>
        #include <stdio.h>
        #include <string.h>
#endif
 
int XsSimpleVersion_empty(const XsSimpleVersion* thisPtr)
{
#ifdef __cplusplus
        return thisPtr->major() == 0 && thisPtr->minor() == 0 && thisPtr->revision() == 0;
#else
        return thisPtr->m_major == 0 && thisPtr->m_minor == 0 && thisPtr->m_revision == 0;
#endif
}
 
void XsSimpleVersion_swap(struct XsSimpleVersion* a, struct XsSimpleVersion* b)
{
        XsSimpleVersion tmp = *a;
        *a = *b;
        *b = tmp;
}
 
int XsSimpleVersion_compare(XsSimpleVersion const* a, XsSimpleVersion const* b)
{
#ifdef __cplusplus
        return a->major() != b->major() || a->minor() != b->minor() || a->revision() != b->revision();
#else
        return a->m_major != b->m_major || a->m_minor != b->m_minor || a->m_revision != b->m_revision;
#endif
}
 
void XsSimpleVersion_osVersion(XsSimpleVersion* thisPtr)
{
        static XsSimpleVersion* fetched = 0;
        if (!fetched)
        {
#ifdef _WIN32
                NTSTATUS(WINAPI * RtlGetVersion)(LPOSVERSIONINFOEXW);
                OSVERSIONINFOEXW osInfo;
                *(FARPROC*)&RtlGetVersion = GetProcAddress(GetModuleHandleA("ntdll"), "RtlGetVersion");
                if (RtlGetVersion)
                {
                        osInfo.dwOSVersionInfoSize = sizeof(osInfo);
                        RtlGetVersion(&osInfo);
                        fetched = (XsSimpleVersion*)malloc(sizeof(XsSimpleVersion));
                        fetched->m_major = (uint8_t) osInfo.dwMajorVersion;
                        fetched->m_minor = (uint8_t) osInfo.dwMinorVersion;
                        fetched->m_revision = (uint8_t) osInfo.dwBuildNumber;
                }
#elif defined(__GNUC__)
                struct utsname utsn;
                if (0 == uname(&utsn))
                {
                        fetched = (XsSimpleVersion*)malloc(sizeof(XsSimpleVersion));
                        unsigned int major = 0, minor = 0, revis = 0;
                        sscanf(utsn.release, "%u.%u.%u", &major, &minor, &revis);
                        fetched->m_major = major;
                        fetched->m_minor = minor;
                        fetched->m_revision = revis;
                }
#else
                fetched = (XsSimpleVersion*)malloc(sizeof(XsSimpleVersion));
                fetched->m_major = 0;
                fetched->m_minor = 0;
                fetched->m_revision = 0;
#endif
        }
        if (fetched && thisPtr)
                memcpy(thisPtr, fetched, sizeof(XsSimpleVersion));
}