- initial import

src/engine/helper/HL_Rtp.h

@@ -0,0 +1,85 @@
+/* Copyright(C) 2007-2017 VoIPobjects (voipobjects.com)
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef __HL_RTP_H
+#define __HL_RTP_H
+
+#include "jrtplib/src/rtppacket.h"
+#include "HL_Uuid.h"
+#include "HL_InternetAddress.h"
+
+#include <vector>
+#include <string>
+
+// Class to carry rtp/rtcp socket pair
+template<class T>
+struct RtpPair
+{
+  T mRtp;
+  T mRtcp;
+
+  RtpPair()
+  {}
+
+  RtpPair(const T& rtp, const T& rtcp)
+    :mRtp(rtp), mRtcp(rtcp)
+  {}
+
+  bool multiplexed() { return mRtp == mRtcp; }
+};
+
+class RtpHelper
+{
+public:
+  static bool isRtp(const void* buffer, int length);
+  static int findPtype(const void* buffer, int length);
+  static bool isRtpOrRtcp(const void* buffer, int length);
+  static bool isRtcp(const void* buffer, int length);
+  static unsigned findSsrc(const void* buffer, int length);
+  static int findPayloadLength(const void* buffer, int length);
+};
+
+class RtpDump
+{
+protected:
+  struct RtpData
+  {
+    jrtplib::RTPPacket* mPacket;
+    void* mData;
+    unsigned mLength;
+  };
+
+  typedef std::vector<RtpData> PacketList;
+  PacketList mPacketList;
+  std::string mFilename;
+
+public:
+  RtpDump(const char* filename);
+  ~RtpDump();
+  
+  void load();
+  int count() const;
+  jrtplib::RTPPacket& packetAt(int index);
+  void add(const void* data, int len);
+  void flush();
+};
+
+struct MediaStreamId
+{
+  InternetAddress mSource;
+  InternetAddress mDestination;
+  uint32_t mSSRC = 0;
+  bool mSsrcIsId = true;
+  Uuid mLinkId;
+
+  bool operator < (const MediaStreamId& s2) const;
+  bool operator == (const MediaStreamId& right) const;
+
+  std::string toString() const;
+  std::string getDetectDescription() const;
+  std::string getFinishDescription() const;
+};
+
+#endif