tests/test-json.c

   1 /*
   2  * JSON parser - test program
   3  * Copyright (c) 2019, Jouni Malinen <j@w1.fi>
   4  *
   5  * This software may be distributed under the terms of the BSD license.
   6  * See README for more details.
   7  */
   8
   9 #include "utils/includes.h"
  10 #include "utils/common.h"
  11 #include "utils/os.h"
  12 #include "utils/json.h"
  13 #include "utils/wpa_debug.h"
  14
  15
  16 void run_test(const char *buf, size_t len)
  17 {
  18         struct json_token *root;
  19         char *txt;
  20         size_t buflen = 10000;
  21
  22         root = json_parse(buf, len);
  23         if (!root) {
  24                 wpa_printf(MSG_DEBUG, "JSON parsing failed");
  25                 return;
  26         }
  27
  28         txt = os_zalloc(buflen);
  29         if (txt) {
  30                 json_print_tree(root, txt, buflen);
  31                 wpa_printf(MSG_DEBUG, "%s", txt);
  32                 os_free(txt);
  33         }
  34         json_free(root);
  35 }
  36
  37
  38 #ifdef TEST_LIBFUZZER
  39 int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
  40 {
  41         run_test((const char *) data, size);
  42         return 0;
  43 }
  44 #else /* TEST_LIBFUZZER */
  45 int main(int argc, char *argv[])
  46 {
  47         char *buf;
  48         size_t len;
  49
  50         wpa_debug_level = 0;
  51
  52         if (argc < 2)
  53                 return -1;
  54
  55         buf = os_readfile(argv[1], &len);
  56         if (!buf)
  57                 return -1;
  58
  59         run_test(buf, len);
  60         os_free(buf);
  61
  62         return 0;
  63 }
  64 #endif /* TEST_LIBFUZZER */