src/fuzz/fuzz-main.c

   1 /* SPDX-License-Identifier: LGPL-2.1+ */
   2 /***
   3   Copyright 2018 Jonathan Rudenberg
   4
   5   systemd is free software; you can redistribute it and/or modify it
   6   under the terms of the GNU Lesser General Public License as published by
   7   the Free Software Foundation; either version 2.1 of the License, or
   8   (at your option) any later version.
   9
  10   systemd is distributed in the hope that it will be useful, but
  11   WITHOUT ANY WARRANTY; without even the implied warranty of
  12   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  13   Lesser General Public License for more details.
  14
  15   You should have received a copy of the GNU Lesser General Public License
  16   along with systemd; If not, see <http://www.gnu.org/licenses/>.
  17 ***/
  18
  19 #include "alloc-util.h"
  20 #include "log.h"
  21 #include "fileio.h"
  22 #include "fuzz.h"
  23
  24 /* This is a test driver for the systemd fuzzers that provides main function
  25  * for regression testing outside of oss-fuzz (https://github.com/google/oss-fuzz)
  26  *
  27  * It reads files named on the command line and passes them one by one into the
  28  * fuzzer that it is compiled into. */
  29
  30 int main(int argc, char **argv) {
  31         int i, r;
  32         size_t size;
  33         char *name;
  34
  35         log_set_max_level(LOG_DEBUG);
  36         for (i = 1; i < argc; i++) {
  37                 _cleanup_free_ char *buf = NULL;
  38
  39                 name = argv[i];
  40                 r = read_full_file(name, &buf, &size);
  41                 if (r < 0) {
  42                         log_error_errno(r, "Failed to open '%s': %m", name);
  43                         return EXIT_FAILURE;
  44                 }
  45                 printf("%s... ", name);
  46                 fflush(stdout);
  47                 (void) LLVMFuzzerTestOneInput((uint8_t*)buf, size);
  48                 printf("ok\n");
  49         }
  50         return EXIT_SUCCESS;
  51 }