565bbdd51c
Search&Replace MakeArrayView and ArrayView with std::span Search&Replace include "api/array_view.h" with include <span> Remove build dependencies on array_view target Rename tests that were named PrefixArrayView from "Prefixstd::span" to "PrefixSpan" Bug: webrtc:439801349 Change-Id: Iad951423733c8676c7356047f115eb3fcf2e885d Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/454241 Reviewed-by: Harald Alvestrand <hta@webrtc.org> Commit-Queue: Danil Chapovalov <danilchap@webrtc.org> Cr-Commit-Position: refs/heads/main@{#47107}
126 lines
3.9 KiB
C++
126 lines
3.9 KiB
C++
/*
|
|
* Copyright 2012 The WebRTC Project Authors. All rights reserved.
|
|
*
|
|
* Use of this source code is governed by a BSD-style license
|
|
* that can be found in the LICENSE file in the root of the source
|
|
* tree. An additional intellectual property rights grant can be found
|
|
* in the file PATENTS. All contributing project authors may
|
|
* be found in the AUTHORS file in the root of the source tree.
|
|
*/
|
|
|
|
#include "rtc_base/ssl_fingerprint.h"
|
|
|
|
#include <cctype>
|
|
#include <cstddef>
|
|
#include <cstdint>
|
|
#include <memory>
|
|
#include <span>
|
|
#include <string>
|
|
|
|
#include "absl/algorithm/container.h"
|
|
#include "absl/strings/string_view.h"
|
|
#include "rtc_base/buffer.h"
|
|
#include "rtc_base/logging.h"
|
|
#include "rtc_base/message_digest.h"
|
|
#include "rtc_base/rtc_certificate.h"
|
|
#include "rtc_base/ssl_certificate.h"
|
|
#include "rtc_base/ssl_identity.h"
|
|
#include "rtc_base/string_encode.h"
|
|
|
|
namespace webrtc {
|
|
|
|
SSLFingerprint* SSLFingerprint::Create(absl::string_view algorithm,
|
|
const SSLIdentity* identity) {
|
|
return CreateUnique(algorithm, *identity).release();
|
|
}
|
|
|
|
std::unique_ptr<SSLFingerprint> SSLFingerprint::CreateUnique(
|
|
absl::string_view algorithm,
|
|
const SSLIdentity& identity) {
|
|
return Create(algorithm, identity.certificate());
|
|
}
|
|
|
|
std::unique_ptr<SSLFingerprint> SSLFingerprint::Create(
|
|
absl::string_view algorithm,
|
|
const SSLCertificate& cert) {
|
|
Buffer digest = Buffer::CreateWithCapacity(MessageDigest::kMaxSize);
|
|
bool ret = cert.ComputeDigest(algorithm, digest);
|
|
if (!ret) {
|
|
return nullptr;
|
|
}
|
|
return std::make_unique<SSLFingerprint>(algorithm, digest);
|
|
}
|
|
|
|
SSLFingerprint* SSLFingerprint::CreateFromRfc4572(
|
|
absl::string_view algorithm,
|
|
absl::string_view fingerprint) {
|
|
return CreateUniqueFromRfc4572(algorithm, fingerprint).release();
|
|
}
|
|
|
|
std::unique_ptr<SSLFingerprint> SSLFingerprint::CreateUniqueFromRfc4572(
|
|
absl::string_view algorithm,
|
|
absl::string_view fingerprint) {
|
|
if (algorithm.empty() || !IsFips180DigestAlgorithm(algorithm))
|
|
return nullptr;
|
|
|
|
if (fingerprint.empty())
|
|
return nullptr;
|
|
|
|
char value[MessageDigest::kMaxSize];
|
|
size_t value_len =
|
|
hex_decode_with_delimiter(std::span<char>(value), fingerprint, ':');
|
|
if (!value_len)
|
|
return nullptr;
|
|
|
|
return std::make_unique<SSLFingerprint>(
|
|
algorithm,
|
|
std::span<const uint8_t>(reinterpret_cast<uint8_t*>(value), value_len));
|
|
}
|
|
|
|
std::unique_ptr<SSLFingerprint> SSLFingerprint::CreateFromCertificate(
|
|
const RTCCertificate& cert) {
|
|
std::string digest_alg;
|
|
if (!cert.GetSSLCertificate().GetSignatureDigestAlgorithm(&digest_alg)) {
|
|
RTC_LOG(LS_ERROR)
|
|
<< "Failed to retrieve the certificate's digest algorithm";
|
|
return nullptr;
|
|
}
|
|
|
|
std::unique_ptr<SSLFingerprint> fingerprint =
|
|
CreateUnique(digest_alg, *cert.identity());
|
|
if (!fingerprint) {
|
|
RTC_LOG(LS_ERROR) << "Failed to create identity fingerprint, alg="
|
|
<< digest_alg;
|
|
}
|
|
return fingerprint;
|
|
}
|
|
|
|
SSLFingerprint::SSLFingerprint(absl::string_view algorithm,
|
|
std::span<const uint8_t> digest_view)
|
|
: algorithm(algorithm), digest(digest_view.data(), digest_view.size()) {}
|
|
|
|
SSLFingerprint::SSLFingerprint(absl::string_view algorithm,
|
|
const uint8_t* digest_in,
|
|
size_t digest_len)
|
|
: SSLFingerprint(algorithm, std::span(digest_in, digest_len)) {}
|
|
|
|
bool SSLFingerprint::operator==(const SSLFingerprint& other) const {
|
|
return algorithm == other.algorithm && digest == other.digest;
|
|
}
|
|
|
|
std::string SSLFingerprint::GetRfc4572Fingerprint() const {
|
|
std::string fingerprint = hex_encode_with_delimiter(
|
|
absl::string_view(digest.data<char>(), digest.size()), ':');
|
|
absl::c_transform(fingerprint, fingerprint.begin(), ::toupper);
|
|
return fingerprint;
|
|
}
|
|
|
|
std::string SSLFingerprint::ToString() const {
|
|
std::string fp_str = algorithm;
|
|
fp_str.append(" ");
|
|
fp_str.append(GetRfc4572Fingerprint());
|
|
return fp_str;
|
|
}
|
|
|
|
} // namespace webrtc
|