lib/fuzzing/fuzz_ldb_parse_tree.c

   1 /*
   2    Fuzzing for ldb_parse_tree
   3    Copyright (C) Michael Hanselmann 2019
   4
   5    This program is free software; you can redistribute it and/or modify
   6    it under the terms of the GNU General Public License as published by
   7    the Free Software Foundation; either version 3 of the License, or
   8    (at your option) any later version.
   9
  10    This program is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13    GNU General Public License for more details.
  14
  15    You should have received a copy of the GNU General Public License
  16    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  17 */
  18
  19 #include "includes.h"
  20 #include "fuzzing/fuzzing.h"
  21 #include "ldb.h"
  22 #include "ldb_module.h"
  23
  24 int LLVMFuzzerInitialize(int *argc, char ***argv)
  25 {
  26         return 0;
  27 }
  28
  29 int LLVMFuzzerTestOneInput(uint8_t *buf, size_t len)
  30 {
  31         TALLOC_CTX *mem_ctx = talloc_init(__FUNCTION__);
  32         struct ldb_parse_tree *tree;
  33         char *filter;
  34
  35         if (len < 1) {
  36                 goto out;
  37         }
  38
  39         filter = talloc_strndup(mem_ctx, (const char*)buf, len);
  40
  41         if (filter == NULL) {
  42                 goto out;
  43         }
  44
  45         tree = ldb_parse_tree(mem_ctx, filter);
  46
  47         (void)ldb_filter_from_tree(mem_ctx, tree);
  48
  49 out:
  50         talloc_free(mem_ctx);
  51
  52         return 0;
  53 }