| David Benjamin | 1fc7564 | 2016-04-22 00:43:20 -0400 | [diff] [blame^] | 1 | /* Copyright (c) 2016, Google Inc. |
| 2 | * |
| 3 | * Permission to use, copy, modify, and/or distribute this software for any |
| 4 | * purpose with or without fee is hereby granted, provided that the above |
| 5 | * copyright notice and this permission notice appear in all copies. |
| 6 | * |
| 7 | * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
| 8 | * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
| 9 | * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY |
| 10 | * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
| 11 | * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION |
| 12 | * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN |
| 13 | * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ |
| 14 | |
| 15 | #include <openssl/bytestring.h> |
| 16 | #include <openssl/evp.h> |
| 17 | #include <openssl/mem.h> |
| 18 | |
| 19 | extern "C" int LLVMFuzzerTestOneInput(uint8_t *buf, size_t len) { |
| 20 | CBS cbs; |
| 21 | CBS_init(&cbs, buf, len); |
| 22 | EVP_PKEY *pkey = EVP_parse_public_key(&cbs); |
| 23 | if (pkey == NULL) { |
| 24 | return 0; |
| 25 | } |
| 26 | |
| 27 | uint8_t *der; |
| 28 | size_t der_len; |
| 29 | CBB cbb; |
| 30 | if (CBB_init(&cbb, 0) && |
| 31 | EVP_marshal_public_key(&cbb, pkey) && |
| 32 | CBB_finish(&cbb, &der, &der_len)) { |
| 33 | OPENSSL_free(der); |
| 34 | } |
| 35 | CBB_cleanup(&cbb); |
| 36 | EVP_PKEY_free(pkey); |
| 37 | return 0; |
| 38 | } |