blob: 4bab5c8f02ea17335d4cf32f4293681482e29cf5 [file] [log] [blame]
Benjamin Wrightd5e1c372019-03-13 23:59:541/*
2 * Copyright (c) 2019 The WebRTC project authors. All Rights Reserved.
3 *
4 * Use of this source code is governed by a BSD-style license
5 * that can be found in the LICENSE file in the root of the source
6 * tree. An additional intellectual property rights grant can be found
7 * in the file PATENTS. All contributing project authors may
8 * be found in the AUTHORS file in the root of the source tree.
9 */
10
11#include <stddef.h>
12#include <stdint.h>
Jonas Olssona4d87372019-07-05 17:08:3313
Benjamin Wrightd5e1c372019-03-13 23:59:5414#include <string>
15
Danil Chapovalove09a1742021-07-08 16:21:3116#include "rtc_base/message_digest.h"
Benjamin Wrightd5e1c372019-03-13 23:59:5417#include "rtc_base/ssl_certificate.h"
18#include "rtc_base/string_encode.h"
19
20namespace webrtc {
21
22void FuzzOneInput(const uint8_t* data, size_t size) {
23 std::string pem_certificate(reinterpret_cast<const char*>(data), size);
24
25 std::unique_ptr<rtc::SSLCertificate> cert =
26 rtc::SSLCertificate::FromPEMString(pem_certificate);
27
28 if (cert == nullptr) {
29 return;
30 }
31
32 cert->Clone();
33 cert->GetStats();
34 cert->ToPEMString();
35 cert->CertificateExpirationTime();
36
37 std::string algorithm;
Danil Chapovalove09a1742021-07-08 16:21:3138 cert->GetSignatureDigestAlgorithm(&algorithm);
Benjamin Wrightd5e1c372019-03-13 23:59:5439
40 unsigned char digest[rtc::MessageDigest::kMaxSize];
41 size_t digest_len;
42 cert->ComputeDigest(algorithm, digest, rtc::MessageDigest::kMaxSize,
43 &digest_len);
44
45 rtc::Buffer der_buffer;
46 cert->ToDER(&der_buffer);
47}
48
49} // namespace webrtc