From 9e5babf9db52e64bdae60137be7696e56241fca6 Mon Sep 17 00:00:00 2001
From: xingzilong <xingzilong@454eff88-639b-444f-9e54-f578c98de674>
Date: 星期五, 18 八月 2017 18:12:17 +0800
Subject: [PATCH] H264 NALU解析  并在RTSPServer判断

---
 VisitFace/RtspNativeCodec/app/libs/live555/include/groupsock/NetInterface.hh |  149 +++++++++++++++++++++++++++++++++++++++++++++++++
 1 files changed, 149 insertions(+), 0 deletions(-)

diff --git a/VisitFace/RtspNativeCodec/app/libs/live555/include/groupsock/NetInterface.hh b/VisitFace/RtspNativeCodec/app/libs/live555/include/groupsock/NetInterface.hh
new file mode 100644
index 0000000..fffb5ee
--- /dev/null
+++ b/VisitFace/RtspNativeCodec/app/libs/live555/include/groupsock/NetInterface.hh
@@ -0,0 +1,149 @@
+/**********
+This library is free software; you can redistribute it and/or modify it under
+the terms of the GNU Lesser General Public License as published by the
+Free Software Foundation; either version 3 of the License, or (at your
+option) any later version. (See <http://www.gnu.org/copyleft/lesser.html>.)
+
+This library is distributed in the hope that it will be useful, but WITHOUT
+ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License for
+more details.
+
+You should have received a copy of the GNU Lesser General Public License
+along with this library; if not, write to the Free Software Foundation, Inc.,
+51 Franklin Street, Fifth Floor, Boston, MA 02110-1301  USA
+**********/
+// "mTunnel" multicast access service
+// Copyright (c) 1996-2017 Live Networks, Inc.  All rights reserved.
+// Network Interfaces
+// C++ header
+
+#ifndef _NET_INTERFACE_HH
+#define _NET_INTERFACE_HH
+
+#ifndef _NET_ADDRESS_HH
+#include "NetAddress.hh"
+#endif
+
+class NetInterface {
+public:
+  virtual ~NetInterface();
+
+  static UsageEnvironment* DefaultUsageEnvironment;
+      // if non-NULL, used for each new interfaces
+
+protected:
+  NetInterface(); // virtual base class
+};
+
+class DirectedNetInterface: public NetInterface {
+public:
+  virtual ~DirectedNetInterface();
+
+  virtual Boolean write(unsigned char* data, unsigned numBytes) = 0;
+
+  virtual Boolean SourceAddrOKForRelaying(UsageEnvironment& env,
+					  unsigned addr) = 0;
+
+protected:
+  DirectedNetInterface(); // virtual base class
+};
+
+class DirectedNetInterfaceSet {
+public:
+  DirectedNetInterfaceSet();
+  virtual ~DirectedNetInterfaceSet();
+
+  DirectedNetInterface* Add(DirectedNetInterface const* interf);
+      // Returns the old value if different, otherwise 0
+  Boolean Remove(DirectedNetInterface const* interf);
+
+  Boolean IsEmpty() { return fTable->IsEmpty(); }
+
+  // Used to iterate through the interfaces in the set
+  class Iterator {
+  public:
+    Iterator(DirectedNetInterfaceSet& interfaces);
+    virtual ~Iterator();
+
+    DirectedNetInterface* next(); // NULL iff none
+
+  private:
+    HashTable::Iterator* fIter;
+  };
+
+private:
+  friend class Iterator;
+  HashTable* fTable;
+};
+
+class Socket: public NetInterface {
+public:
+  virtual ~Socket();
+  void reset(); // closes the socket, and sets "fSocketNum" to -1
+
+  virtual Boolean handleRead(unsigned char* buffer, unsigned bufferMaxSize,
+			     unsigned& bytesRead,
+			     struct sockaddr_in& fromAddress) = 0;
+      // Returns False on error; resultData == NULL if data ignored
+
+  int socketNum() const { return fSocketNum; }
+
+  Port port() const {
+    return fPort;
+  }
+
+  UsageEnvironment& env() const { return fEnv; }
+
+  static int DebugLevel;
+
+protected:
+  Socket(UsageEnvironment& env, Port port); // virtual base class
+
+  Boolean changePort(Port newPort); // will also cause socketNum() to change
+
+private:
+  int fSocketNum;
+  UsageEnvironment& fEnv;
+  Port fPort;
+};
+
+UsageEnvironment& operator<<(UsageEnvironment& s, const Socket& sock);
+
+// A data structure for looking up a Socket by port:
+
+class SocketLookupTable {
+public:
+  virtual ~SocketLookupTable();
+
+  Socket* Fetch(UsageEnvironment& env, Port port, Boolean& isNew);
+  // Creates a new Socket if none already exists
+  Boolean Remove(Socket const* sock);
+
+protected:
+  SocketLookupTable(); // abstract base class
+  virtual Socket* CreateNew(UsageEnvironment& env, Port port) = 0;
+
+private:
+  HashTable* fTable;
+};
+
+// A data structure for counting traffic:
+
+class NetInterfaceTrafficStats {
+public:
+  NetInterfaceTrafficStats();
+
+  void countPacket(unsigned packetSize);
+
+  float totNumPackets() const {return fTotNumPackets;}
+  float totNumBytes() const {return fTotNumBytes;}
+
+  Boolean haveSeenTraffic() const;
+
+private:
+  float fTotNumPackets;
+  float fTotNumBytes;
+};
+
+#endif

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