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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: Do more complex overlapping. Move a section of memory back so
** that it actually ends up overlapping itself.
**
**
**============================================================*/
#include <palsuite.h>
enum Memory
{
MEMORY_AMOUNT = 128
};
int __cdecl main(int argc, char *argv[])
{
char* NewAddress;
char* SectionToMove;
char TheMemory[MEMORY_AMOUNT];
int i;
if(PAL_Initialize(argc, argv))
{
return FAIL;
}
NewAddress = TheMemory;
SectionToMove = TheMemory+50;
/* Put some data into the first 50 bytes */
memset(TheMemory, 'X', 50);
/* Put some data into the rest of the memory */
memset(SectionToMove, 'Z', MEMORY_AMOUNT-50);
/* Move the section in the middle of TheMemory back to the start of
TheMemory -- but have it also overlap itself. (ie. the section
to be move is overlapping itself)
*/
RtlMoveMemory(NewAddress, SectionToMove, MEMORY_AMOUNT-50);
/* Check to ensure the moved data didn't get corrupted */
for(i=0; i<MEMORY_AMOUNT-50; ++i)
{
if(NewAddress[i] != 'Z')
{
Fail("ERROR: When the memory was moved to a new location, the "
"data which was stored in it was somehow corrupted. "
"Character %d should have been 'Z' but instead is %c.\n",
i, NewAddress[i]);
}
}
PAL_Terminate();
return PASS;
}
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