Line data    Source code

       1             : /*
       2             :  * Copyright(c) 2017 Tim Ruehsen
       3             :  *
       4             :  * Permission is hereby granted, free of charge, to any person obtaining a
       5             :  * copy of this software and associated documentation files (the "Software"),
       6             :  * to deal in the Software without restriction, including without limitation
       7             :  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
       8             :  * and/or sell copies of the Software, and to permit persons to whom the
       9             :  * Software is furnished to do so, subject to the following conditions:
      10             :  *
      11             :  * The above copyright notice and this permission notice shall be included in
      12             :  * all copies or substantial portions of the Software.
      13             :  *
      14             :  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
      15             :  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
      16             :  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
      17             :  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
      18             :  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
      19             :  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
      20             :  * DEALINGS IN THE SOFTWARE.
      21             :  *
      22             :  * This file is part of libpsl.
      23             :  */
      24             : 
      25             : #include <config.h>
      26             : 
      27             : #include <assert.h> /* assert */
      28             : #include <stdint.h> /* uint8_t */
      29             : #include <stdlib.h> /* malloc, free */
      30             : #include <string.h> /* memcpy */
      31             : 
      32             : #if defined(WITH_LIBICU)
      33             : #include <unicode/uclean.h>
      34             : #endif
      35             : 
      36             : #include "libpsl.h"
      37             : #include "fuzzer.h"
      38             : 
      39       37442 : int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
      40             : {
      41             :         static int first_run = 1;
      42             :         psl_ctx_t *psl;
      43       37442 :         char *domain = (char *) malloc(size + 1), *res;
      44             :         int rc;
      45             : 
      46       37442 :         assert(domain != NULL);
      47             : 
      48             :         /* 0 terminate */
      49       37442 :         memcpy(domain, data, size);
      50       37442 :         domain[size] = 0;
      51             : 
      52       37442 :         psl = (psl_ctx_t *) psl_builtin();
      53             : 
      54       37442 :         psl_is_public_suffix(psl, domain);
      55       37442 :         psl_is_public_suffix2(psl, domain, PSL_TYPE_PRIVATE);
      56       37442 :         psl_is_public_suffix2(psl, domain, PSL_TYPE_ICANN);
      57       37442 :         psl_unregistrable_domain(psl, domain);
      58       37442 :         psl_registrable_domain(psl, domain);
      59             : 
      60       37442 :         psl_is_cookie_domain_acceptable(psl, "", NULL);
      61       37442 :         psl_is_cookie_domain_acceptable(psl, "a.b.c.e.com", domain);
      62             : 
      63       37442 :         if ((rc = psl_str_to_utf8lower(domain, "utf-8", NULL, &res)) == PSL_SUCCESS)
      64       37442 :                 free(res);
      65       37442 :         if ((rc = psl_str_to_utf8lower(domain, "iso-8859-1", NULL, &res)) == PSL_SUCCESS)
      66       37442 :                 free(res);
      67       37442 :         if ((rc = psl_str_to_utf8lower(domain, NULL, NULL, &res)) == PSL_SUCCESS)
      68       20458 :                 free(res);
      69             : 
      70       37442 :         psl_free(psl);
      71             : 
      72       37442 :         if (first_run) {
      73         193 :                 psl_is_public_suffix(NULL, domain);
      74         193 :                 psl_check_version_number(1);
      75         193 :                 psl_get_version();
      76         193 :                 psl_dist_filename();
      77         193 :                 psl_builtin_outdated();
      78         193 :                 psl_builtin_filename();
      79         193 :                 psl_builtin_sha1sum();
      80         193 :                 psl_builtin_file_time();
      81         193 :                 first_run = 0;
      82             :         }
      83             : 
      84       37442 :         free(domain);
      85             : 
      86             : #if defined(WITH_LIBICU)
      87             :         u_cleanup(); /* free all library internal memory to avoid memory leaks being reported */
      88             : #endif
      89             : 
      90       37442 :         return 0;
      91             : }