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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 <sys/personality.h>
#include <stdio.h>
#include <stdlib.h>
#include <sys/time.h>
#include <sys/resource.h>
#ifndef ADDR_NO_RANDOMIZE
# define ADDR_NO_RANDOMIZE 0x40000
#endif
void disableASLR()
{
int persona = personality(0xffffffff);
if (!(persona & ADDR_NO_RANDOMIZE))
{
// We are running with ASLR: disable it and re-run the program
personality(persona|ADDR_NO_RANDOMIZE);
}
#ifdef TARGET_IA32
// On 32 bit Linux, unlimiting the stack size is also required so the kernel won't
// randomize the VDSO address
struct rlimit rlim = { RLIM_INFINITY, RLIM_INFINITY };
setrlimit(RLIMIT_STACK, &rlim);
#endif
}
int main(int argc, char **argv)
{
if (argc < 2)
{
printf("Use: %s <command to execute>\n", argv[0]);
return 1;
}
disableASLR();
execv(argv[1], argv + 1);
fprintf(stderr, "ERROR: Could not to exec %s\n", argv[1]);
return -1;
}