4c0e6c64b6
Data allocated in one fuzzer iteration and then freed in the next complicates the leak checker. Avoid this by dropping hidden global state at the end of each run. Change-Id: Ice79704f2754a6b1f40e288df9b97ddd5b3b97d5 Reviewed-on: https://boringssl-review.googlesource.com/11600 Commit-Queue: David Benjamin <davidben@google.com> Reviewed-by: Adam Langley <agl@google.com>
42 lines
1.3 KiB
C++
42 lines
1.3 KiB
C++
/* Copyright (c) 2016, Google Inc.
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*
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* Permission to use, copy, modify, and/or distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
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* SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
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* OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
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* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */
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#include <openssl/bytestring.h>
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#include <openssl/err.h>
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#include <openssl/evp.h>
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#include <openssl/mem.h>
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extern "C" int LLVMFuzzerTestOneInput(const uint8_t *buf, size_t len) {
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CBS cbs;
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CBS_init(&cbs, buf, len);
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EVP_PKEY *pkey = EVP_parse_public_key(&cbs);
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if (pkey == NULL) {
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ERR_clear_error();
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return 0;
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}
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uint8_t *der;
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size_t der_len;
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CBB cbb;
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if (CBB_init(&cbb, 0) &&
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EVP_marshal_public_key(&cbb, pkey) &&
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CBB_finish(&cbb, &der, &der_len)) {
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OPENSSL_free(der);
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}
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CBB_cleanup(&cbb);
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EVP_PKEY_free(pkey);
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ERR_clear_error();
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return 0;
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}
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