39 lines
1.3 KiB
C++
39 lines
1.3 KiB
C++
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/* 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/evp.h>
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#include <openssl/mem.h>
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extern "C" int LLVMFuzzerTestOneInput(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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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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return 0;
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}
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