xsusbhubinfo.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 "xsusbhubinfo.h"
#include <string.h>
#include <stdlib.h>
 
void XsUsbHubInfo_construct(XsUsbHubInfo* thisPtr, XsHubIdentifier hub)
{
#ifdef _WIN32
        thisPtr->m_hub = hub;
#else
        if (hub)
                thisPtr->m_hub = strdup(hub);
        else
                thisPtr->m_hub = 0;
#endif
}
 
void XsUsbHubInfo_destruct(XsUsbHubInfo* thisPtr)
{
#ifndef _WIN32
        if (thisPtr->m_hub)
                free((void*) thisPtr->m_hub);
#endif
        thisPtr->m_hub = 0;
}
 
void XsUsbHubInfo_assign(XsUsbHubInfo* thisPtr, XsHubIdentifier hub)
{
        XsUsbHubInfo_destruct(thisPtr);
        XsUsbHubInfo_construct(thisPtr, hub);
}
 
void XsUsbHubInfo_copy(XsUsbHubInfo* copy, XsUsbHubInfo const* src)
{
        if (copy != src)
                XsUsbHubInfo_assign(copy, src->m_hub);
}
 
void XsUsbHubInfo_swap(XsUsbHubInfo* thisPtr, XsUsbHubInfo* thatPtr)
{
        XsHubIdentifier tmp;
        if (thisPtr == thatPtr)
                return;
 
        tmp = thisPtr->m_hub;
        thisPtr->m_hub = thatPtr->m_hub;
        thatPtr->m_hub = tmp;
}
 
int XsUsbHubInfo_parentPathMatches(const XsUsbHubInfo* left, const XsUsbHubInfo* right)
{
#ifdef _WIN32
        return left->m_hub == right->m_hub && left->m_hub != 0;
#else
        int dotPos, tmp;
        XsHubIdentifier otherLastDot;
        XsHubIdentifier thisLastDot;
 
        if (!right->m_hub || !left->m_hub)
                return 0;
        if (left == right)
                return 1;
 
        otherLastDot = strrchr(right->m_hub, '.');
        thisLastDot = strrchr(left->m_hub, '.');
 
        dotPos = (int)(otherLastDot - right->m_hub);
        tmp = (int)(thisLastDot - left->m_hub);
 
        if (dotPos != tmp)
                return 0;
 
        return !strncmp(right->m_hub, left->m_hub, dotPos);
#endif
}