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// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
// See the LICENSE file in the project root for more information.
/*=====================================================================
**
** Source: dlltest1.c (exception_handling\pal_sxs\test1)
**
** Purpose: Test to make sure the PAL_EXCEPT block is executed
** after an exception occurs in the PAL_TRY block with
** multiple PALs in the process.
**
**
**===================================================================*/
#include <palsuite.h>
extern "C"
int InitializeDllTest1()
{
PAL_SetInitializeDLLFlags(PAL_INITIALIZE_DLL | PAL_INITIALIZE_REGISTER_SIGNALS);
return PAL_InitializeDLL();
}
__attribute__((noinline,NOOPT_ATTRIBUTE))
static void FailingFunction(volatile int *p)
{
if (p == NULL)
{
throw PAL_SEHException();
}
*p = 1; // Causes an access violation exception
}
BOOL bTry = FALSE;
BOOL bExcept = FALSE;
extern "C"
int DllTest1()
{
Trace("Starting pal_sxs test1 DllTest1\n");
PAL_TRY(VOID*, unused, NULL)
{
volatile int* p = (volatile int *)0x11; // Invalid pointer
bTry = TRUE; // Indicate we hit the PAL_TRY block
FailingFunction(p); // Throw in function to fool C++ runtime into handling
// h/w exception
Fail("ERROR: code was executed after the access violation.\n");
}
PAL_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
{
if (!bTry)
{
Fail("ERROR: PAL_EXCEPT was hit without PAL_TRY being hit.\n");
}
// Validate that the faulting address is correct; the contents of "p" (0x11).
if (ex.GetExceptionRecord()->ExceptionInformation[1] != 0x11)
{
Fail("ERROR: PAL_EXCEPT ExceptionInformation[1] != 0x11\n");
}
bExcept = TRUE; // Indicate we hit the PAL_EXCEPT block
}
PAL_ENDTRY;
if (!bTry)
{
Trace("ERROR: the code in the PAL_TRY block was not executed.\n");
}
if (!bExcept)
{
Trace("ERROR: the code in the PAL_EXCEPT block was not executed.\n");
}
// Did we hit all the code blocks?
if(!bTry || !bExcept)
{
Fail("DllTest1 FAILED\n");
}
Trace("DLLTest1 PASSED\n");
return PASS;
}
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