mirror of
https://github.com/klzgrad/naiveproxy.git
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147 lines
3.3 KiB
C++
147 lines
3.3 KiB
C++
// Copyright 2014 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#include "net/quic/chromium/quic_server_info.h"
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#include <limits>
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#include "base/pickle.h"
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#include "base/stl_util.h"
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using std::string;
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namespace {
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const int kQuicCryptoConfigVersion = 2;
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} // namespace
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namespace net {
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QuicServerInfo::State::State() {}
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QuicServerInfo::State::~State() {}
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void QuicServerInfo::State::Clear() {
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base::STLClearObject(&server_config);
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base::STLClearObject(&source_address_token);
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base::STLClearObject(&cert_sct);
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base::STLClearObject(&chlo_hash);
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base::STLClearObject(&server_config_sig);
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base::STLClearObject(&certs);
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}
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QuicServerInfo::QuicServerInfo(const QuicServerId& server_id)
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: server_id_(server_id) {}
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QuicServerInfo::~QuicServerInfo() {}
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const QuicServerInfo::State& QuicServerInfo::state() const {
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return state_;
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}
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QuicServerInfo::State* QuicServerInfo::mutable_state() {
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return &state_;
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}
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bool QuicServerInfo::Parse(const string& data) {
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State* state = mutable_state();
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state->Clear();
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bool r = ParseInner(data);
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if (!r)
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state->Clear();
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return r;
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}
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bool QuicServerInfo::ParseInner(const string& data) {
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State* state = mutable_state();
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// No data was read from the disk cache.
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if (data.empty()) {
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return false;
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}
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base::Pickle p(data.data(), data.size());
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base::PickleIterator iter(p);
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int version = -1;
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if (!iter.ReadInt(&version)) {
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DVLOG(1) << "Missing version";
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return false;
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}
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if (version != kQuicCryptoConfigVersion) {
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DVLOG(1) << "Unsupported version";
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return false;
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}
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if (!iter.ReadString(&state->server_config)) {
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DVLOG(1) << "Malformed server_config";
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return false;
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}
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if (!iter.ReadString(&state->source_address_token)) {
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DVLOG(1) << "Malformed source_address_token";
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return false;
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}
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if (!iter.ReadString(&state->cert_sct)) {
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DVLOG(1) << "Malformed cert_sct";
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return false;
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}
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if (!iter.ReadString(&state->chlo_hash)) {
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DVLOG(1) << "Malformed chlo_hash";
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return false;
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}
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if (!iter.ReadString(&state->server_config_sig)) {
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DVLOG(1) << "Malformed server_config_sig";
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return false;
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}
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// Read certs.
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uint32_t num_certs;
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if (!iter.ReadUInt32(&num_certs)) {
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DVLOG(1) << "Malformed num_certs";
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return false;
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}
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for (uint32_t i = 0; i < num_certs; i++) {
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string cert;
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if (!iter.ReadString(&cert)) {
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DVLOG(1) << "Malformed cert";
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return false;
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}
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state->certs.push_back(cert);
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}
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return true;
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}
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string QuicServerInfo::Serialize() {
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string pickled_data = SerializeInner();
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state_.Clear();
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return pickled_data;
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}
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string QuicServerInfo::SerializeInner() const {
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if (state_.certs.size() > std::numeric_limits<uint32_t>::max())
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return std::string();
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base::Pickle p;
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p.WriteInt(kQuicCryptoConfigVersion);
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p.WriteString(state_.server_config);
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p.WriteString(state_.source_address_token);
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p.WriteString(state_.cert_sct);
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p.WriteString(state_.chlo_hash);
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p.WriteString(state_.server_config_sig);
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p.WriteUInt32(state_.certs.size());
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for (size_t i = 0; i < state_.certs.size(); i++)
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p.WriteString(state_.certs[i]);
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return string(reinterpret_cast<const char*>(p.data()), p.size());
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}
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} // namespace net
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