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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: test1.c
**
** Purpose: Calls memcpy and verifies that the buffer was copied correctly.
**
**
**==========================================================================*/
#include <palsuite.h>
int __cdecl main(int argc, char **argv)
{
char testA[20];
char testB[20];
void *retVal;
long i;
if (PAL_Initialize(argc, argv))
{
return FAIL;
}
memset(testA, 'a', 20);
memset(testB, 'b', 20);
retVal = (char *)memcpy(testB, testA, 0);
if (retVal != testB)
{
Fail("memcpy should return a pointer to the destination buffer, "
"but doesn't.\n");
}
for(i = 0; i<20; i++)
{
if (testB[i]!= 'b')
{
Fail("The destination buffer overflowed by memcpy.\n");
}
}
retVal = (char *)memcpy(testB+1, testA, 18);
if (retVal != testB+1)
{
Fail("memcpy should return a pointer to the destination buffer, "
"but doesn't.\n");
}
if (testB[0] != 'b' || testB[19] != 'b')
{
Fail("The destination buffer was written out of bounds by memcpy!\n");
}
for(i = 1; i<19; i++)
{
if (testB[i]!= 'a')
{
Fail("The destination buffer copied to by memcpy doesn't match "
"the source buffer.\n");
}
}
PAL_Terminate();
return PASS;
}
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