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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: heapalloc.c
**
** Purpose: Positive test the HeapAlloc API.
** Call HeapAlloc asking for zero bytes
** with HEAP_ZERO_MEMORY control flag
**
**
**============================================================*/
#include <palsuite.h>
#define HEAPSIZE 0
int __cdecl main(int argc, char *argv[])
{
int err;
HANDLE ProcessHeapHandle;
LPVOID lpHeap;
//Initialize the PAL environment
err = PAL_Initialize(argc, argv);
if(0 != err)
{
ExitProcess(FAIL);
}
//Retrieve the calling process heap handle
ProcessHeapHandle = GetProcessHeap();
if(!ProcessHeapHandle)
{
Fail("\nFailed to call GetProcessHeap API!\n");
}
lpHeap = HeapAlloc(ProcessHeapHandle,//HeapHandle
HEAP_ZERO_MEMORY,//control flag
HEAPSIZE); //specify the heap size
//lpHeap should be non-NULL pointer
if(NULL == lpHeap)
{
Fail("Failed to call HeapAlloc API, when number of bytes to be allocated is zero!\n");
}
//free the heap memory
err = HeapFree(ProcessHeapHandle,
0,
lpHeap);
if(0 == err)
{
Fail("Failed to call HeapFree API!\n");
}
PAL_Terminate();
return PASS;
}
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