f048872e91
migrating talk/base to webrtc/base. BUG=N/A R=niklas.enbom@webrtc.org Review URL: https://webrtc-codereview.appspot.com/17479005 git-svn-id: http://webrtc.googlecode.com/svn/trunk@6129 4adac7df-926f-26a2-2b94-8c16560cd09d
97 lines
2.8 KiB
C++
97 lines
2.8 KiB
C++
/*
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* Copyright 2012 The WebRTC Project Authors. All rights reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#include "webrtc/base/sslfingerprint.h"
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#include <ctype.h>
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#include <string>
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#include "webrtc/base/helpers.h"
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#include "webrtc/base/messagedigest.h"
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#include "webrtc/base/stringencode.h"
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namespace rtc {
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SSLFingerprint* SSLFingerprint::Create(
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const std::string& algorithm, const rtc::SSLIdentity* identity) {
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if (!identity) {
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return NULL;
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}
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return Create(algorithm, &(identity->certificate()));
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}
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SSLFingerprint* SSLFingerprint::Create(
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const std::string& algorithm, const rtc::SSLCertificate* cert) {
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uint8 digest_val[64];
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size_t digest_len;
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bool ret = cert->ComputeDigest(
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algorithm, digest_val, sizeof(digest_val), &digest_len);
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if (!ret) {
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return NULL;
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}
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return new SSLFingerprint(algorithm, digest_val, digest_len);
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}
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SSLFingerprint* SSLFingerprint::CreateFromRfc4572(
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const std::string& algorithm, const std::string& fingerprint) {
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if (algorithm.empty() || !rtc::IsFips180DigestAlgorithm(algorithm))
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return NULL;
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if (fingerprint.empty())
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return NULL;
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size_t value_len;
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char value[rtc::MessageDigest::kMaxSize];
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value_len = rtc::hex_decode_with_delimiter(value, sizeof(value),
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fingerprint.c_str(),
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fingerprint.length(),
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':');
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if (!value_len)
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return NULL;
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return new SSLFingerprint(algorithm,
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reinterpret_cast<uint8*>(value),
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value_len);
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}
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SSLFingerprint::SSLFingerprint(
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const std::string& algorithm, const uint8* digest_in, size_t digest_len)
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: algorithm(algorithm) {
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digest.SetData(digest_in, digest_len);
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}
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SSLFingerprint::SSLFingerprint(const SSLFingerprint& from)
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: algorithm(from.algorithm), digest(from.digest) {}
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bool SSLFingerprint::operator==(const SSLFingerprint& other) const {
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return algorithm == other.algorithm &&
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digest == other.digest;
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}
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std::string SSLFingerprint::GetRfc4572Fingerprint() const {
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std::string fingerprint =
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rtc::hex_encode_with_delimiter(
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digest.data(), digest.length(), ':');
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std::transform(fingerprint.begin(), fingerprint.end(),
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fingerprint.begin(), ::toupper);
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return fingerprint;
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}
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std::string SSLFingerprint::ToString() {
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std::string fp_str = algorithm;
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fp_str.append(" ");
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fp_str.append(GetRfc4572Fingerprint());
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return fp_str;
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}
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} // namespace rtc
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