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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: test4.c
**
** Purpose: Test simple overlapping. Move the first 50 bytes of a
** piece of memory to the latter 50 bytes. ie i -> i+50 Check to make sure
** no data is lost.
**
**
**============================================================*/
#include <palsuite.h>
enum Memory
{
MEMORY_AMOUNT = 128
};
int __cdecl main(int argc, char *argv[])
{
char* NewAddress;
char OldAddress[MEMORY_AMOUNT];
int i;
if(PAL_Initialize(argc, argv))
{
return FAIL;
}
NewAddress = OldAddress+50;
/* Put some data into the block we'll be moving
The first 50 byes will be 'X' and the rest set to 'Z'
*/
memset(OldAddress, 'X', 50);
memset(NewAddress, 'Z', MEMORY_AMOUNT-50);
/* Move the first 50 bytes of OldAddress to OldAddress+50. This
is to test that the source and destination addresses can overlap.
*/
RtlMoveMemory(NewAddress, OldAddress, 50);
/* Check to ensure the moved data didn't get corrupted
The first 50 bytes should be 'X'
*/
for(i=0; i<50; ++i)
{
if(NewAddress[i] != 'X')
{
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 'X' but instead is %c.\n",
i, NewAddress[i]);
}
}
/* The rest of the memory should be 'Z' */
for(i=50; 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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