diff options
Diffstat (limited to 'fuzz/cert.cc')
| -rw-r--r-- | fuzz/cert.cc | 22 |
1 files changed, 21 insertions, 1 deletions
diff --git a/fuzz/cert.cc b/fuzz/cert.cc index 4078c0ec..b8815a5a 100644 --- a/fuzz/cert.cc +++ b/fuzz/cert.cc @@ -1,11 +1,31 @@ +/* Copyright (c) 2016, Google Inc. + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY + * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION + * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN + * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ + +#include <openssl/mem.h> #include <openssl/x509.h> extern "C" int LLVMFuzzerTestOneInput(uint8_t *buf, size_t len) { const uint8_t *bufp = buf; X509 *x509 = d2i_X509(NULL, &bufp, len); if (x509 != NULL) { - /* Also extract the public key. */ + /* Extract the public key. */ EVP_PKEY_free(X509_get_pubkey(x509)); + + /* Reserialize the structure. */ + uint8_t *der = NULL; + i2d_X509(x509, &der); + OPENSSL_free(der); } X509_free(x509); return 0; |