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110 lines
2.1 KiB
110 lines
2.1 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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#include <stdio.h>
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#include <stdlib.h>
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#include <dlfcn.h>
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#include <unistd.h>
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#include <sys/types.h>
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#include <sys/syscall.h>
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#include <pthread.h>
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#define EXPORT_SYM extern "C"
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#define NTHREADS 20
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volatile bool loop;
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EXPORT_SYM bool AfterAttach2();
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bool AfterAttach2()
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{
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// Pin sets an anslysis function here to notify the application when Pin attaches to it.
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return false;
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}
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enum ExitType {
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RES_SUCCESS = 0, // 0
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RES_LOAD_FAILED, // 1
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RES_INVALID_ARGS // 2
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};
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void * thread_func (void *arg)
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{
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while (loop)
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{
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sched_yield();
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}
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return 0;
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}
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/*
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Expected argv arguments:
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[1] First image to load
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[2] Second image to load
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*/
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int main (int argc, char *argv[])
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{
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if(argc!=3)
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{
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fprintf(stderr, "Not enough arguments\n" );
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fflush(stderr);
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exit(RES_INVALID_ARGS);
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}
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loop = true;
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pthread_t h[NTHREADS];
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int ret_val;
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for (unsigned long i = 0; i < NTHREADS; i++)
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{
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ret_val= pthread_create (&h[i], 0, thread_func, 0);
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if(ret_val)
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{
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perror("ERROR, pthread_create failed");
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exit(1);
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}
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}
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void *handle = dlopen(argv[1], RTLD_LAZY);
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if (!handle)
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{
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fprintf(stderr, " Failed to load: %s because: %s\n", argv[1], dlerror());
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fflush(stderr);
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exit(RES_LOAD_FAILED);
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}
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while(!AfterAttach2())
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{
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sleep(1);
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}
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handle = dlopen(argv[2], RTLD_LAZY);
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if (!handle)
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{
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fprintf(stderr, " Failed to load: %s because: %s\n", argv[2], dlerror());
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fflush(stderr);
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exit(RES_LOAD_FAILED);
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}
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for (unsigned long i = 0; i < NTHREADS; i++)
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{
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pthread_join (h[i], 0);
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}
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return RES_SUCCESS;
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}
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