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107 lines
3.1 KiB
107 lines
3.1 KiB
/*
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* Copyright 2002-2019 Intel Corporation.
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*
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* This software is provided to you as Sample Source Code as defined in the accompanying
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* End User License Agreement for the Intel(R) Software Development Products ("Agreement")
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* section 1.L.
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*
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* This software and the related documents are provided as is, with no express or implied
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* warranties, other than those that are expressly stated in the License.
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*/
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/*! @file
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Tests inserting a probe when the replacement function has the cdecl calling standard
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*/
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#include "pin.H"
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#include <stdio.h>
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/* ===================================================================== */
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/* Global Variables */
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/* ===================================================================== */
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FILE *fp;
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/* ===================================================================== */
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/* Commandline Switches */
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/* ===================================================================== */
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/* ===================================================================== */
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//--------------------------------------------------------------------------------------------------
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typedef void* (__cdecl *mallocType)(size_t size );
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void* MallocProbe(mallocType mallocWithoutReplacement, size_t size, CONTEXT* pPinContext, ADDRINT returnIp)
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{
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fprintf (fp, "Probe\n");
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fflush (fp);
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void * ptr = mallocWithoutReplacement(size);
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return ptr;
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}
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/* ===================================================================== */
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// Called every time a new image is loaded
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// Look for routines that we want to probe
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static bool s_init = false;
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static PROTO s_protoAlloc;
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VOID ImageLoad(IMG img, VOID *v)
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{
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if( !s_init )
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{
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s_protoAlloc = PROTO_Allocate( PIN_PARG(void *), CALLINGSTD_CDECL,
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"malloc", PIN_PARG(size_t), PIN_PARG_END() );
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s_init = true;
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}
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RTN stdAllocRtn = RTN_FindByName(img, "malloc");
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if (RTN_Valid(stdAllocRtn) && RTN_IsSafeForProbedReplacement(stdAllocRtn))
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{
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RTN_ReplaceSignatureProbed(stdAllocRtn, AFUNPTR(MallocProbe),
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IARG_PROTOTYPE, s_protoAlloc,
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IARG_ORIG_FUNCPTR,
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IARG_FUNCARG_ENTRYPOINT_VALUE, 0,
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IARG_CONTEXT,
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IARG_RETURN_IP,
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IARG_END);
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}
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else if (RTN_Valid(stdAllocRtn))
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{ // This is workaround for mantis 4588. When mantis is handled this code need to be addressed.
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fprintf (fp, "Replacement not safe\n");
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fflush (fp);
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}
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}
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/* ===================================================================== */
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int main(int argc, CHAR *argv[])
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{
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PIN_InitSymbols();
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if( PIN_Init(argc,argv) )
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{
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exit (0);
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}
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fp = fopen ("probecdecl.outfile", "w");
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IMG_AddInstrumentFunction(ImageLoad, 0);
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PIN_StartProgramProbed();
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return 0;
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}
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/* ===================================================================== */
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/* eof */
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/* ===================================================================== */
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