1 /* 2 * Copyright 2016 The OpenSSL Project Authors. All Rights Reserved. 3 * 4 * Licensed under the Apache License 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * https://www.openssl.org/source/license.html 8 * or in the file LICENSE in the source distribution. 9 */ 10 11 /* 12 * Test CMS DER parsing. 13 */ 14 15 #include <openssl/bio.h> 16 #include <openssl/cms.h> 17 #include <openssl/err.h> 18 #include "fuzzer.h" 19 20 int FuzzerInitialize(int *argc, char ***argv) 21 { 22 OPENSSL_init_crypto(OPENSSL_INIT_LOAD_CRYPTO_STRINGS, NULL); 23 ERR_clear_error(); 24 CRYPTO_free_ex_index(0, -1); 25 return 1; 26 } 27 28 int FuzzerTestOneInput(const uint8_t *buf, size_t len) 29 { 30 CMS_ContentInfo *cms; 31 BIO *in; 32 33 if (len == 0) 34 return 0; 35 36 in = BIO_new(BIO_s_mem()); 37 OPENSSL_assert((size_t)BIO_write(in, buf, len) == len); 38 cms = d2i_CMS_bio(in, NULL); 39 if (cms != NULL) { 40 BIO *out = BIO_new(BIO_s_null()); 41 42 i2d_CMS_bio(out, cms); 43 BIO_free(out); 44 CMS_ContentInfo_free(cms); 45 } 46 47 BIO_free(in); 48 ERR_clear_error(); 49 50 return 0; 51 } 52 53 void FuzzerCleanup(void) 54 { 55 } 56