/*
 * 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.
 */

/*
 * This tool calls PIN_AddThreadFiniFunction, PIN_AddFiniFunction, and PIN_AddThreadStartFunction.
 * Afterward, it calls CALLBACK_SetExecutionPriority() to set the relative order between
 * all the registered callbacks
 */
#include "pin.H"
#include <fstream>
using std::ofstream;
using std::dec;
using std::string;
using std::endl;


static KNOB<string> KnobOutputFile(KNOB_MODE_WRITEONCE, "pintool",
                                   "o", "callbacks_order.out", "specify file name");

static ofstream * out;

THREADID myThread = INVALID_THREADID;

static VOID ThreadStart(THREADID threadIndex, CONTEXT *ctxt, INT32 flags, VOID *v)
{
    if (INVALID_THREADID == myThread)
    {
        myThread = threadIndex;
    }
    if (threadIndex == myThread)
    {
        *out << dec << "ThreadStart " << ADDRINT(v) << endl;
    }
}

static VOID ThreadFini(THREADID tid, CONTEXT const * c, INT32 code, VOID *v)
{
    if (tid == myThread)
    {
        *out << dec << "ThreadFini " << ADDRINT(v) << endl;
    }
}

static VOID FiniB(INT32 code, VOID *v)
{
    *out << dec << "FiniB " << ADDRINT(v) << endl;
}

static VOID FiniA(INT32 code, VOID *v)
{
    *out << dec << "FiniA " << ADDRINT(v) << endl;
    out->close();
    delete out;
}

int main(INT32 argc, CHAR **argv)
{
    PIN_Init(argc, argv);

    out = new ofstream(KnobOutputFile.Value().c_str(), std::ofstream::out);

    PIN_CALLBACK cbThreadFini0 = PIN_AddThreadFiniFunction(ThreadFini, (VOID*)0);
    PIN_CALLBACK cbThreadFini3 = PIN_AddThreadFiniFunction(ThreadFini, (VOID*)3);
    PIN_CALLBACK cbThreadFini4 = PIN_AddThreadFiniFunction(ThreadFini, (VOID*)4);

    PIN_CALLBACK cbAppFiniA = PIN_AddFiniFunction(FiniA, 0);
    PIN_CALLBACK cbAppFiniB = PIN_AddFiniFunction(FiniB, 0);

    PIN_CALLBACK cbThreadStart0 = PIN_AddThreadStartFunction(ThreadStart, (VOID*)0);
    PIN_CALLBACK cbThreadStart1 = PIN_AddThreadStartFunction(ThreadStart, (VOID*)1);
    PIN_CALLBACK cbThreadStart2 = PIN_AddThreadStartFunction(ThreadStart, (VOID*)2);

    CALLBACK_SetExecutionOrder(cbThreadFini0, (CALL_ORDER)(CALL_ORDER_DEFAULT+0));
    CALLBACK_SetExecutionOrder(cbThreadFini4, (CALL_ORDER)(CALL_ORDER_DEFAULT+4));
    CALLBACK_SetExecutionOrder(cbThreadFini3, (CALL_ORDER)(CALL_ORDER_DEFAULT+3));

    CALLBACK_SetExecutionOrder(cbThreadStart2,(CALL_ORDER)( CALL_ORDER_DEFAULT+2));
    CALLBACK_SetExecutionOrder(cbThreadStart0, (CALL_ORDER)(CALL_ORDER_DEFAULT+0));
    CALLBACK_SetExecutionOrder(cbThreadStart1,(CALL_ORDER) (CALL_ORDER_DEFAULT+1));

    CALLBACK_SetExecutionOrder(cbAppFiniA,(CALL_ORDER) (CALL_ORDER_DEFAULT+10));
    CALLBACK_SetExecutionOrder(cbAppFiniB, (CALL_ORDER)(CALL_ORDER_DEFAULT+1));

    // Never returns
    PIN_StartProgram();

    return 0;
}