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/*
* Copyright (c) 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.
*/
#ifndef WEBRTC_VOICE_ENGINE_TEST_CHANNEL_TRANSPORT_UDP_TRANSPORT_IMPL_H_
#define WEBRTC_VOICE_ENGINE_TEST_CHANNEL_TRANSPORT_UDP_TRANSPORT_IMPL_H_
#include "webrtc/voice_engine/test/channel_transport/udp_socket_wrapper.h"
#include "webrtc/voice_engine/test/channel_transport/udp_transport.h"
namespace webrtc {
class CriticalSectionWrapper;
class RWLockWrapper;
namespace test {
class UdpSocketManager;
class UdpTransportImpl : public UdpTransport
{
public:
// A factory that returns a wrapped UDP socket or equivalent.
class SocketFactoryInterface {
public:
virtual ~SocketFactoryInterface() {}
virtual UdpSocketWrapper* CreateSocket(const int32_t id,
UdpSocketManager* mgr,
CallbackObj obj,
IncomingSocketCallback cb,
bool ipV6Enable,
bool disableGQOS) = 0;
};
// Constructor, only called by UdpTransport::Create and tests.
// The constructor takes ownership of the "maker".
// The constructor does not take ownership of socket_manager.
UdpTransportImpl(const int32_t id,
SocketFactoryInterface* maker,
UdpSocketManager* socket_manager);
virtual ~UdpTransportImpl();
// UdpTransport functions
int32_t InitializeSendSockets(const char* ipAddr,
const uint16_t rtpPort,
const uint16_t rtcpPort = 0) override;
int32_t InitializeReceiveSockets(UdpTransportData* const packetCallback,
const uint16_t rtpPort,
const char* ipAddr = NULL,
const char* multicastIpAddr = NULL,
const uint16_t rtcpPort = 0) override;
int32_t InitializeSourcePorts(const uint16_t rtpPort,
const uint16_t rtcpPort = 0) override;
int32_t SourcePorts(uint16_t& rtpPort, uint16_t& rtcpPort) const override;
int32_t ReceiveSocketInformation(
char ipAddr[kIpAddressVersion6Length],
uint16_t& rtpPort,
uint16_t& rtcpPort,
char multicastIpAddr[kIpAddressVersion6Length]) const override;
int32_t SendSocketInformation(char ipAddr[kIpAddressVersion6Length],
uint16_t& rtpPort,
uint16_t& rtcpPort) const override;
int32_t RemoteSocketInformation(char ipAddr[kIpAddressVersion6Length],
uint16_t& rtpPort,
uint16_t& rtcpPort) const override;
int32_t SetQoS(const bool QoS,
const int32_t serviceType,
const uint32_t maxBitrate = 0,
const int32_t overrideDSCP = 0,
const bool audio = false) override;
int32_t QoS(bool& QoS,
int32_t& serviceType,
int32_t& overrideDSCP) const override;
int32_t SetToS(const int32_t DSCP,
const bool useSetSockOpt = false) override;
int32_t ToS(int32_t& DSCP, bool& useSetSockOpt) const override;
int32_t SetPCP(const int32_t PCP) override;
int32_t PCP(int32_t& PCP) const override;
int32_t EnableIpV6() override;
bool IpV6Enabled() const override;
int32_t SetFilterIP(
const char filterIPAddress[kIpAddressVersion6Length]) override;
int32_t FilterIP(
char filterIPAddress[kIpAddressVersion6Length]) const override;
int32_t SetFilterPorts(const uint16_t rtpFilterPort,
const uint16_t rtcpFilterPort) override;
int32_t FilterPorts(uint16_t& rtpFilterPort,
uint16_t& rtcpFilterPort) const override;
int32_t StartReceiving(const uint32_t numberOfSocketBuffers) override;
int32_t StopReceiving() override;
bool Receiving() const override;
bool SendSocketsInitialized() const override;
bool SourcePortsInitialized() const override;
bool ReceiveSocketsInitialized() const override;
int32_t SendRaw(const int8_t* data,
size_t length,
int32_t isRTCP,
uint16_t portnr = 0,
const char* ip = NULL) override;
int32_t SendRTPPacketTo(const int8_t* data,
size_t length,
const SocketAddress& to) override;
int32_t SendRTCPPacketTo(const int8_t* data,
size_t length,
const SocketAddress& to) override;
int32_t SendRTPPacketTo(const int8_t* data,
size_t length,
uint16_t rtpPort) override;
int32_t SendRTCPPacketTo(const int8_t* data,
size_t length,
uint16_t rtcpPort) override;
// Transport functions
bool SendRtp(const uint8_t* data,
size_t length,
const PacketOptions& packet_options) override;
bool SendRtcp(const uint8_t* data, size_t length) override;
// UdpTransport functions continue.
int32_t SetSendIP(const char* ipaddr) override;
int32_t SetSendPorts(const uint16_t rtpPort,
const uint16_t rtcpPort = 0) override;
ErrorCode LastError() const override;
int32_t IPAddressCached(const SocketAddress& address,
char* ip,
uint32_t& ipSize,
uint16_t& sourcePort) override;
int32_t Id() const {return _id;}
protected:
// IncomingSocketCallback signature functions for receiving callbacks from
// UdpSocketWrapper.
static void IncomingRTPCallback(CallbackObj obj,
const int8_t* rtpPacket,
size_t rtpPacketLength,
const SocketAddress* from);
static void IncomingRTCPCallback(CallbackObj obj,
const int8_t* rtcpPacket,
size_t rtcpPacketLength,
const SocketAddress* from);
void CloseSendSockets();
void CloseReceiveSockets();
// Update _remoteRTPAddr according to _destPort and _destIP
void BuildRemoteRTPAddr();
// Update _remoteRTCPAddr according to _destPortRTCP and _destIP
void BuildRemoteRTCPAddr();
void BuildSockaddrIn(uint16_t portnr, const char* ip,
SocketAddress& remoteAddr) const;
ErrorCode BindLocalRTPSocket();
ErrorCode BindLocalRTCPSocket();
ErrorCode BindRTPSendSocket();
ErrorCode BindRTCPSendSocket();
void IncomingRTPFunction(const int8_t* rtpPacket,
size_t rtpPacketLength,
const SocketAddress* from);
void IncomingRTCPFunction(const int8_t* rtcpPacket,
size_t rtcpPacketLength,
const SocketAddress* from);
bool FilterIPAddress(const SocketAddress* fromAddress);
bool SetSockOptUsed();
int32_t EnableQoS(int32_t serviceType, bool audio,
uint32_t maxBitrate, int32_t overrideDSCP);
int32_t DisableQoS();
private:
void GetCachedAddress(char* ip, uint32_t& ipSize,
uint16_t& sourcePort);
int32_t _id;
SocketFactoryInterface* _socket_creator;
// Protects the sockets from being re-configured while receiving packets.
CriticalSectionWrapper* _crit;
CriticalSectionWrapper* _critFilter;
// _packetCallback's critical section.
CriticalSectionWrapper* _critPacketCallback;
UdpSocketManager* _mgr;
ErrorCode _lastError;
// Remote RTP and RTCP ports.
uint16_t _destPort;
uint16_t _destPortRTCP;
// Local RTP and RTCP ports.
uint16_t _localPort;
uint16_t _localPortRTCP;
// Local port number when the local port for receiving and local port number
// for sending are not the same.
uint16_t _srcPort;
uint16_t _srcPortRTCP;
// Remote port from which last received packet was sent.
uint16_t _fromPort;
uint16_t _fromPortRTCP;
char _fromIP[kIpAddressVersion6Length];
char _destIP[kIpAddressVersion6Length];
char _localIP[kIpAddressVersion6Length];
char _localMulticastIP[kIpAddressVersion6Length];
UdpSocketWrapper* _ptrRtpSocket;
UdpSocketWrapper* _ptrRtcpSocket;
// Local port when the local port for receiving and local port for sending
// are not the same.
UdpSocketWrapper* _ptrSendRtpSocket;
UdpSocketWrapper* _ptrSendRtcpSocket;
SocketAddress _remoteRTPAddr;
SocketAddress _remoteRTCPAddr;
SocketAddress _localRTPAddr;
SocketAddress _localRTCPAddr;
int32_t _tos;
bool _receiving;
bool _useSetSockOpt;
bool _qos;
int32_t _pcp;
bool _ipV6Enabled;
int32_t _serviceType;
int32_t _overrideDSCP;
uint32_t _maxBitrate;
// Cache used by GetCachedAddress(..).
RWLockWrapper* _cachLock;
SocketAddress _previousAddress;
char _previousIP[kIpAddressVersion6Length];
uint32_t _previousIPSize;
uint16_t _previousSourcePort;
SocketAddress _filterIPAddress;
uint16_t _rtpFilterPort;
uint16_t _rtcpFilterPort;
UdpTransportData* _packetCallback;
};
} // namespace test
} // namespace webrtc
#endif // WEBRTC_VOICE_ENGINE_TEST_CHANNEL_TRANSPORT_UDP_TRANSPORT_IMPL_H_