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/*
* Copyright 2002-2019 Intel Corporation.
*
* This software is provided to you as Sample Source Code as defined in the accompanying
* End User License Agreement for the Intel(R) Software Development Products ("Agreement")
* section 1.L.
*
* This software and the related documents are provided as is, with no express or implied
* warranties, other than those that are expressly stated in the License.
*/
#include "pin.H"
#include <iostream>
#include <iomanip>
#include <cstdlib> // for atoi w/gcc4.3.x
extern "C" void MyMemCpy();
unsigned char src[128];
unsigned char dst[128];
using std::cout;
using std::endl;
VOID CheckCopyAndReset (unsigned char *src, unsigned char *dst)
{
for (int i=0;i<128;i++)
{
if (src[i] != i)
{
cout << "***Error in copy of src to dst, src changed" << endl;
exit (-1);
}
if (dst[i] != i)
{
cout << "***Error in tool copy of src to dst, unexpected value in dst" << endl;
exit (-1);
}
}
for (int i=0;i<128;i++)
{
src[i] = i;
dst[i] = (i+1)&0xff;
}
for (int i=0;i<128;i++)
{
if (src[i] != i)
{
cout << "***Error in tool re-initialization of src" << endl;
exit (-1);
}
if (dst[i] != ((i+1)&0xff))
{
cout << "***Error in tool re-initialization of dst" << endl;
exit (-1);
}
}
}
ADDRINT imgStartAdd;
USIZE imgSize;
VOID Instruction(INS ins, VOID *v)
{
//instrument if ins is app instruction
if (INS_Address(ins) >= imgStartAdd && INS_Address(ins) < (imgStartAdd + imgSize))
{
INS_InsertIfCall(ins, IPOINT_BEFORE, (AFUNPTR)MyMemCpy, IARG_PTR, &src, IARG_PTR, &dst, IARG_UINT32, 128, IARG_END);
INS_InsertThenCall(ins, IPOINT_BEFORE, (AFUNPTR)CheckCopyAndReset, IARG_PTR, &src, IARG_PTR, &dst, IARG_END);
}
}
VOID ImageLoad(IMG img, VOID *v)
{
if (IMG_IsMainExecutable(img))
{
imgStartAdd = IMG_StartAddress(img);
imgSize = IMG_SizeMapped(img);
}
}
int main(int argc, char * argv[])
{
PIN_Init(argc, argv);
for (int i=0;i<128;i++)
{
src[i] = i;
dst[i] = (i+1)&0xff;
}
for (int i=0;i<128;i++)
{
if (src[i] != i)
{
cout << "***Error in tool initialization of src" << endl;
exit (-1);
}
if (dst[i] != ((i+1)&0xff))
{
cout << "***Error in tool initialization of dst" << endl;
exit (-1);
}
}
INS_AddInstrumentFunction(Instruction, NULL);
IMG_AddInstrumentFunction(ImageLoad, NULL);
// Never returns
PIN_StartProgram();
return 1;
}