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v3name.c revision 1.1
      1 /*
      2  * Copyright 2012-2023 The OpenSSL Project Authors. All Rights Reserved.
      3  *
      4  * Licensed under the Apache License 2.0 (the "License").  You may not use
      5  * this file except in compliance with the License.  You can obtain a copy
      6  * in the file LICENSE in the source distribution or at
      7  * https://www.openssl.org/source/license.html
      8  */
      9 
     10 #include <string.h>
     11 #include <openssl/e_os2.h>
     12 #include <openssl/x509.h>
     13 #include <openssl/x509v3.h>
     14 #include "internal/nelem.h"
     15 #include "fuzzer.h"
     16 
     17 int FuzzerInitialize(int *argc, char ***argv)
     18 {
     19     return 1;
     20 }
     21 
     22 int FuzzerTestOneInput(const uint8_t* data, size_t size){
     23     GENERAL_NAME *namesa;
     24     GENERAL_NAME *namesb;
     25 
     26     const unsigned char *derp = data;
     27     /*
     28      * We create two versions of each GENERAL_NAME so that we ensure when
     29      * we compare them they are always different pointers.
     30      */
     31     namesa = d2i_GENERAL_NAME(NULL, &derp, size);
     32     derp = data;
     33     namesb = d2i_GENERAL_NAME(NULL, &derp, size);
     34     GENERAL_NAME_cmp(namesa, namesb);
     35     if (namesa != NULL)
     36         GENERAL_NAME_free(namesa);
     37     if (namesb != NULL)
     38         GENERAL_NAME_free(namesb);
     39     return 0;
     40 }
     41 
     42 void FuzzerCleanup(void)
     43 {
     44 }
     45