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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: test5.c
**
** Purpose: Allocate some memory. Then call HeapRealloc with 0 as the
** amount of memory to reallocate. This should work, essentially freeing
** the memory (though we can't verfiy this)
**
**
**============================================================*/
#include <palsuite.h>
int __cdecl main(int argc, char *argv[])
{
HANDLE TheHeap;
char* TheMemory;
char* ReAllocMemory;
char* ReAllocMemory2;
if(PAL_Initialize(argc, argv) != 0)
{
return FAIL;
}
TheHeap = GetProcessHeap();
if(TheHeap == NULL)
{
Fail("ERROR: GetProcessHeap() returned NULL when it was called. "
"GetLastError() returned %d.",GetLastError());
}
/* Allocate 100 bytes on the heap */
if((TheMemory = (char*)HeapAlloc(TheHeap, 0, 100)) == NULL)
{
Fail("ERROR: HeapAlloc returned NULL when it was called. "
"GetLastError() returned %d.",GetLastError());
}
/* Set each byte of that memory block to 'x' */
memset(TheMemory, 'X', 100);
/* Reallocate the memory into 0 bytes */
ReAllocMemory = (char*)HeapReAlloc(TheHeap, 0, TheMemory, 0);
if(ReAllocMemory == NULL)
{
Fail("ERROR: HeapReAlloc failed to reallocate the 100 bytes of "
"heap memory. GetLastError returns %d.",GetLastError());
}
/* Reallocate the memory we just put into 0 bytes, into 100 bytes. */
ReAllocMemory2 = (char*)HeapReAlloc(TheHeap, 0, ReAllocMemory, 100);
if(ReAllocMemory2 == NULL)
{
Fail("ERROR: HeapReAlloc failed to reallocate the 0 bytes of "
"heap memory into 100. GetLastError returns %d.",GetLastError());
}
PAL_Terminate();
return PASS;
}
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