Revert of Relanding: Implement RTCConfiguration.iceCandidatePoolSize.

webrtc/p2p/client/fakeportallocator.h

+/*
+ *  Copyright 2010 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.
+ */
+
+#ifndef WEBRTC_P2P_CLIENT_FAKEPORTALLOCATOR_H_
+#define WEBRTC_P2P_CLIENT_FAKEPORTALLOCATOR_H_
+
+#include <memory>
+#include <string>
+
+#include "webrtc/p2p/base/basicpacketsocketfactory.h"
+#include "webrtc/p2p/base/portallocator.h"
+#include "webrtc/p2p/base/udpport.h"
+#include "webrtc/base/scoped_ptr.h"
+
+namespace rtc {
+class SocketFactory;
+class Thread;
+}
+
+namespace cricket {
+
+class TestUDPPort : public UDPPort {
+ public:
+  static TestUDPPort* Create(rtc::Thread* thread,
+                             rtc::PacketSocketFactory* factory,
+                             rtc::Network* network,
+                             const rtc::IPAddress& ip,
+                             uint16_t min_port,
+                             uint16_t max_port,
+                             const std::string& username,
+                             const std::string& password,
+                             const std::string& origin,
+                             bool emit_localhost_for_anyaddress) {
+    TestUDPPort* port = new TestUDPPort(thread, factory, network, ip, min_port,
+                                        max_port, username, password, origin,
+                                        emit_localhost_for_anyaddress);
+    if (!port->Init()) {
+      delete port;
+      port = nullptr;
+    }
+    return port;
+  }
+  void SendBindingResponse(StunMessage* request,
+                           const rtc::SocketAddress& addr) override {
+    UDPPort::SendBindingResponse(request, addr);
+    sent_binding_response_ = true;
+  }
+  bool sent_binding_response() { return sent_binding_response_; }
+  void set_sent_binding_response(bool response) {
+    sent_binding_response_ = response;
+  }
+
+ protected:
+  TestUDPPort(rtc::Thread* thread,
+              rtc::PacketSocketFactory* factory,
+              rtc::Network* network,
+              const rtc::IPAddress& ip,
+              uint16_t min_port,
+              uint16_t max_port,
+              const std::string& username,
+              const std::string& password,
+              const std::string& origin,
+              bool emit_localhost_for_anyaddress)
+      : UDPPort(thread,
+                factory,
+                network,
+                ip,
+                min_port,
+                max_port,
+                username,
+                password,
+                origin,
+                emit_localhost_for_anyaddress) {}
+
+  bool sent_binding_response_ = false;
+};
+
+class FakePortAllocatorSession : public PortAllocatorSession {
+ public:
+  FakePortAllocatorSession(rtc::Thread* worker_thread,
+                           rtc::PacketSocketFactory* factory,
+                           const std::string& content_name,
+                           int component,
+                           const std::string& ice_ufrag,
+                           const std::string& ice_pwd)
+      : PortAllocatorSession(content_name, component, ice_ufrag, ice_pwd,
+                             cricket::kDefaultPortAllocatorFlags),
+        worker_thread_(worker_thread),
+        factory_(factory),
+        network_("network", "unittest",
+                 rtc::IPAddress(INADDR_LOOPBACK), 8),
+        port_(), running_(false),
+        port_config_count_(0) {
+    network_.AddIP(rtc::IPAddress(INADDR_LOOPBACK));
+  }
+
+  virtual void StartGettingPorts() {
+    if (!port_) {
+      port_.reset(TestUDPPort::Create(worker_thread_, factory_, &network_,
+                                      network_.GetBestIP(), 0, 0, username(),
+                                      password(), std::string(), false));
+      AddPort(port_.get());
+    }
+    ++port_config_count_;
+    running_ = true;
+  }
+
+  virtual void StopGettingPorts() { running_ = false; }
+  virtual bool IsGettingPorts() { return running_; }
+  virtual void ClearGettingPorts() {}
+
+  int port_config_count() { return port_config_count_; }
+
+  void AddPort(cricket::Port* port) {
+    port->set_component(component_);
+    port->set_generation(generation());
+    port->SignalPortComplete.connect(
+        this, &FakePortAllocatorSession::OnPortComplete);
+    port->PrepareAddress();
+    SignalPortReady(this, port);
+  }
+  void OnPortComplete(cricket::Port* port) {
+    SignalCandidatesReady(this, port->Candidates());
+    SignalCandidatesAllocationDone(this);
+  }
+
+ private:
+  rtc::Thread* worker_thread_;
+  rtc::PacketSocketFactory* factory_;
+  rtc::Network network_;
+  std::unique_ptr<cricket::Port> port_;
+  bool running_;
+  int port_config_count_;
+};
+
+class FakePortAllocator : public cricket::PortAllocator {
+ public:
+  FakePortAllocator(rtc::Thread* worker_thread,
+                    rtc::PacketSocketFactory* factory)
+      : worker_thread_(worker_thread), factory_(factory) {
+    if (factory_ == NULL) {
+      owned_factory_.reset(new rtc::BasicPacketSocketFactory(
+          worker_thread_));
+      factory_ = owned_factory_.get();
+    }
+  }
+
+  void SetIceServers(
+      const ServerAddresses& stun_servers,
+      const std::vector<RelayServerConfig>& turn_servers) override {
+    stun_servers_ = stun_servers;
+    turn_servers_ = turn_servers;
+  }
+
+  void SetNetworkIgnoreMask(int network_ignore_mask) override {}
+
+  const ServerAddresses& stun_servers() const { return stun_servers_; }
+
+  const std::vector<RelayServerConfig>& turn_servers() const {
+    return turn_servers_;
+  }
+
+  virtual cricket::PortAllocatorSession* CreateSessionInternal(
+      const std::string& content_name,
+      int component,
+      const std::string& ice_ufrag,
+      const std::string& ice_pwd) override {
+    return new FakePortAllocatorSession(
+        worker_thread_, factory_, content_name, component, ice_ufrag, ice_pwd);
+  }
+
+ private:
+  rtc::Thread* worker_thread_;
+  rtc::PacketSocketFactory* factory_;
+  std::unique_ptr<rtc::BasicPacketSocketFactory> owned_factory_;
+  ServerAddresses stun_servers_;
+  std::vector<RelayServerConfig> turn_servers_;
+};
+
+}  // namespace cricket
+
+#endif  // WEBRTC_P2P_CLIENT_FAKEPORTALLOCATOR_H_