src/fuzz/fuzz-udev-rule-parse-value.c

   1 /* SPDX-License-Identifier: LGPL-2.1+ */
   2
   3 #include <string.h>
   4
   5 #include "alloc-util.h"
   6 #include "fuzz.h"
   7 #include "udev-util.h"
   8
   9 int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
  10         _cleanup_free_ char *str = NULL;
  11         int r;
  12         char *value = UINT_TO_PTR(0x12345678U);
  13         char *endpos = UINT_TO_PTR(0x87654321U);
  14
  15         assert_se(str = malloc(size + 1));
  16         memcpy(str, data, size);
  17         str[size] = '\0';
  18
  19         r = udev_rule_parse_value(str, &value, &endpos);
  20
  21         if (r < 0) {
  22                 /* not modified on failure */
  23                 assert_se(value == UINT_TO_PTR(0x12345678U));
  24                 assert_se(endpos == UINT_TO_PTR(0x87654321U));
  25         } else {
  26                 assert_se(endpos <= str + size);
  27                 assert_se(endpos > str + 1);
  28         }
  29
  30         return 0;
  31 }