/*
 * 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.
 */

/* ===================================================================== */
/*! @file
 * Insert a call before/after a function in probe mode.
 */

/* ===================================================================== */
#include "pin.H"
#include <cstdlib>
#include <iostream>
#include "tool_macros.h"
using std::flush;
using std::cout;
using std::endl;


/* ===================================================================== */
/* Analysis routines  */
/* ===================================================================== */

VOID Before( UINT32 arg0, UINT32 arg1, 
             UINT32 arg2, UINT32 arg3,
             UINT32 arg4, UINT32 arg5,
             UINT32 arg6, UINT32 arg7,
             UINT32 arg8, UINT32 arg9 )
{
    cout << "Before: original arguments = ( "
         << arg0 << ", " 
         << arg1 << ", " 
         << arg2 << ", "
         << arg3 << ", " 
         << arg4 << ", " 
         << arg5 << ", "
         << arg6 << ", " 
         << arg7 << ", " 
         << arg8 << ", "
         << arg9 << " )"
         << endl << flush;
}


VOID After( ADDRINT retval )
{
    cout << "After: return value = " << retval << endl << flush;
}


/* ===================================================================== */
/* Instrumentation routines  */
/* ===================================================================== */

VOID Sanity(IMG img, RTN rtn)
{
    if ( PIN_IsProbeMode() && ! RTN_IsSafeForProbedInsertion( rtn ) )
    {
        cout << "Cannot insert calls around " << RTN_Name(rtn) <<
            "() in " << IMG_Name(img) << endl;
        exit(1);
    }
}

/* ===================================================================== */
VOID ImageLoad(IMG img, VOID *v)
{
    RTN rtn = RTN_FindByName(img, C_MANGLE("Bar10"));
    if (RTN_Valid(rtn))
    {
        Sanity(img, rtn);
        
        cout << "Inserting calls before/after Bar10 in " << IMG_Name(img) << endl;

        PROTO proto = PROTO_Allocate( PIN_PARG(int), CALLINGSTD_DEFAULT,
                                      "Bar10", PIN_PARG(int), PIN_PARG(int),
                                      PIN_PARG(int), PIN_PARG(int),
                                      PIN_PARG(int), PIN_PARG(int),
                                      PIN_PARG(int), PIN_PARG(int),
                                      PIN_PARG(int), PIN_PARG(int),
                                      PIN_PARG_END() );
        
        RTN_InsertCallProbed(
            rtn, IPOINT_BEFORE, AFUNPTR( Before ),
            IARG_PROTOTYPE, proto,
            IARG_FUNCARG_ENTRYPOINT_VALUE, 0,
            IARG_FUNCARG_ENTRYPOINT_VALUE, 1,
            IARG_FUNCARG_ENTRYPOINT_VALUE, 2,
            IARG_FUNCARG_ENTRYPOINT_VALUE, 3,
            IARG_FUNCARG_ENTRYPOINT_VALUE, 4,
            IARG_FUNCARG_ENTRYPOINT_VALUE, 5,
            IARG_FUNCARG_ENTRYPOINT_VALUE, 6,
            IARG_FUNCARG_ENTRYPOINT_VALUE, 7,
            IARG_FUNCARG_ENTRYPOINT_VALUE, 8,
            IARG_FUNCARG_ENTRYPOINT_VALUE, 9,
            IARG_END);

        RTN_InsertCallProbed(
            rtn, IPOINT_AFTER, AFUNPTR( After ),
            IARG_PROTOTYPE, proto,
            IARG_REG_VALUE, REG_GAX,
            IARG_END);

        PROTO_Free( proto );
    }

}


/* ===================================================================== */

int main(INT32 argc, CHAR *argv[])
{
    PIN_InitSymbols();
    
    PIN_Init(argc, argv);
    
    IMG_AddInstrumentFunction(ImageLoad, 0);
    
    PIN_StartProgramProbed();
    
    return 0;
}



/* ===================================================================== */
/* eof */
/* ===================================================================== */