// Copyright 2015 The Chromium Authors. All rights reserved. // Use of this source code is governed by a BSD-style license that can be // found in the LICENSE file. #ifndef SERVICES_PROXY_RESOLVER_MOJO_PROXY_RESOLVER_V8_TRACING_BINDINGS_H_ #define SERVICES_PROXY_RESOLVER_MOJO_PROXY_RESOLVER_V8_TRACING_BINDINGS_H_ #include #include #include #include "base/check.h" #include "base/memory/raw_ptr.h" #include "base/strings/utf_string_conversions.h" #include "base/threading/thread_checker.h" #include "net/base/address_family.h" #include "net/base/host_port_pair.h" #include "net/base/network_isolation_key.h" #include "net/log/net_log_with_source.h" #include "net/proxy_resolution/proxy_resolve_dns_operation.h" #include "services/proxy_resolver/host_resolver_mojo.h" #include "services/proxy_resolver/proxy_host_resolver.h" #include "services/proxy_resolver/proxy_resolver_v8_tracing.h" #include "services/proxy_resolver/public/mojom/proxy_resolver.mojom.h" namespace proxy_resolver { // An implementation of ProxyResolverV8Tracing::Bindings that forwards requests // onto a Client mojo interface. Alert() and OnError() may be called from any // thread; when they are called from another thread, the calls are proxied to // the origin task runner. GetHostResolver() and GetNetLogWithSource() may only // be called from the origin task runner. template class MojoProxyResolverV8TracingBindings : public ProxyResolverV8Tracing::Bindings, public HostResolverMojo::Impl { public: explicit MojoProxyResolverV8TracingBindings(Client* client) : client_(client), host_resolver_(this) { DCHECK(client_); } // ProxyResolverV8Tracing::Bindings overrides. void Alert(const std::u16string& message) override { DCHECK(thread_checker_.CalledOnValidThread()); client_->Alert(base::UTF16ToUTF8(message)); } void OnError(int line_number, const std::u16string& message) override { DCHECK(thread_checker_.CalledOnValidThread()); client_->OnError(line_number, base::UTF16ToUTF8(message)); } ProxyHostResolver* GetHostResolver() override { DCHECK(thread_checker_.CalledOnValidThread()); return &host_resolver_; } net::NetLogWithSource GetNetLogWithSource() override { DCHECK(thread_checker_.CalledOnValidThread()); return net::NetLogWithSource(); } private: // HostResolverMojo::Impl override. void ResolveDns( const std::string& hostname, net::ProxyResolveDnsOperation operation, const net::NetworkIsolationKey& network_isolation_key, mojo::PendingRemote client) override { DCHECK(thread_checker_.CalledOnValidThread()); client_->ResolveDns(hostname, operation, network_isolation_key, std::move(client)); } base::ThreadChecker thread_checker_; const raw_ptr client_; HostResolverMojo host_resolver_; }; } // namespace proxy_resolver #endif // SERVICES_PROXY_RESOLVER_MOJO_PROXY_RESOLVER_V8_TRACING_BINDINGS_H_