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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 <iostream>
#include "pin.H"
using std::cerr;
using std::endl;
VOID before(void)
{
}
VOID ImageLoad(IMG img, VOID *v)
{
RTN rtn = RTN_FindByName(img, "foo");
if (RTN_Valid(rtn))
{
// Insert a BEFORE call at the second instruction of foo().
// Then check probe safety for inserting a BEFORE call at foo().
// We expect to fail due to overlapping probes.
if (! RTN_IsSafeForProbedInsertion(rtn))
{
cerr << RTN_Name(rtn) << "() is not safe for probing " << endl;
PIN_ExitProcess(1);
}
RTN_Open(rtn);
INS ins = RTN_InsHead(rtn);
if (! INS_Valid(ins))
{
cerr << "Failed to get first instruction of " << RTN_Name(rtn) << endl;
PIN_ExitProcess(1);
}
ins = INS_Next(ins);
if (! INS_Valid(ins))
{
cerr << "Failed to get next instruction after first of " << RTN_Name(rtn) << endl;
PIN_ExitProcess(1);
}
ADDRINT addr = INS_Address(ins);
RTN_Close(rtn);
RTN fake_rtn = RTN_CreateAt(addr, "FakeRtn");
if (RTN_Valid(fake_rtn))
{
RTN_InsertCallProbed( fake_rtn, IPOINT_BEFORE, AFUNPTR(before), IARG_END);
}
else
{
cerr << "RTN_CreateAt failed. " << endl;
PIN_ExitProcess(1);
}
if (RTN_IsSafeForProbedInsertion(rtn))
{
cerr << RTN_Name(rtn) << "() is expected to be unsafe for probing after inserting overlapping probe with RTN_CreateAt " << endl;
PIN_ExitProcess(1);
}
}
}
/* ===================================================================== */
int main(INT32 argc, CHAR *argv[])
{
PIN_InitSymbols();
PIN_Init(argc, argv);
IMG_AddInstrumentFunction(ImageLoad, 0);
PIN_StartProgramProbed();
return 0;
}
/* ===================================================================== */
/* eof */
/* ===================================================================== */