wjb/evaluation/pin-3.15-98253-gb56e429b1-gcc-linux/source/tools/Replay/win_exception.c

/*
 * Copyright 2002-2019 Intel Corporation.
 * 
 * This software is provided to you as Sample Source Code as defined in the accompanying
 * End User License Agreement for the Intel(R) Software Development Products ("Agreement")
 * section 1.L.
 * 
 * This software and the related documents are provided as is, with no express or implied
 * warranties, other than those that are expressly stated in the License.
 */

#include <Windows.h>
#include <stdio.h>
#define EXPORT_SYM __declspec( dllexport ) 

int dummy;

// Our pintool notices when we enter this function, and replays the same exception as before.
void EXPORT_SYM ReplayException()
{
    dummy = 1;
}

// Our pintool notices when we enter this function, so it knows the next exception it is notified about is
// the one caused in the __try of main.
void EXPORT_SYM ReadyForExceptionFromAppMain()
{
    dummy = 1;
}

int main (int argc, char ** argv)
{
	ReadyForExceptionFromAppMain();
    __try {
        // Explicitly raising an exception does not cause a kernel exception in some versions
        // of Windows, and therefore is invisible to Pin.
        // RaiseException(99, 22, 0, 0);

        // To guarantee that we get a kernel exception we have to be more drastic...
        * (int volatile *)0 = 0;
    }
    __except(EXCEPTION_EXECUTE_HANDLER) {
        printf ("Inner Exception code 0x%x\n", GetExceptionCode());
    }

    // Our tool reraises the same exception when ReplayException is
    // called, though it then terminates, because the process is in a funny state
    // at that point, and we can't easily continue to execute here.
    // Since the point of the test is to verify that the relevant Pin callbacks
    // are made, that doesn't matter.
    ReplayException();

    // We should never get here. If we do something is wrong.
    return 1;
}