fuzz/test-corpus.c

   1 /*
   2  * Copyright 2016 The OpenSSL Project Authors. All Rights Reserved.
   3  *
   4  * Licensed under the OpenSSL licenses, (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  * https://www.openssl.org/source/license.html
   8  * or in the file LICENSE in the source distribution.
   9  */
  10
  11 /*
  12  * Given a list of files, run each of them through the fuzzer.  Note that
  13  * failure will be indicated by some kind of crash. Switching on things like
  14  * asan improves the test.
  15  */
  16
  17 #include <stdio.h>
  18 #include <stdlib.h>
  19 #include <sys/stat.h>
  20 #include <openssl/crypto.h>
  21 #include "fuzzer.h"
  22
  23 int main(int argc, char **argv) {
  24     int n;
  25
  26     FuzzerInitialize(&argc, &argv);
  27
  28     for (n = 1; n < argc; ++n) {
  29         struct stat st;
  30         FILE *f;
  31         unsigned char *buf;
  32         size_t s;
  33
  34         stat(argv[n], &st);
  35         f = fopen(argv[n], "rb");
  36         if (f == NULL)
  37             continue;
  38         buf = malloc(st.st_size);
  39         s = fread(buf, 1, st.st_size, f);
  40         OPENSSL_assert(s == (size_t)st.st_size);
  41         FuzzerTestOneInput(buf, s);
  42         free(buf);
  43         fclose(f);
  44     }
  45     return 0;
  46 }