New nativenet stuff .. expermental

panda/src/express/datagram.cxx

@@ -172,6 +172,36 @@ append_data(const void *data, size_t size) {
   }
 }
 
+void Datagram::assign(const void *data, size_t size)
+{
+  nassertv((int)size >= 0);
+
+  if (_data == (uchar *)NULL) {
+    // Create a new array.
+    _data = PTA_uchar::empty_array(0);
+
+  } else if (_data.get_ref_count() != 1) {
+    // Copy on write.
+    PTA_uchar new_data = PTA_uchar::empty_array(0);
+    new_data.v() = _data.v();
+    _data = new_data;
+  }
+
+  // Now append the data.
+
+  // It is very important that we *don't* do this reserve() operation.
+  // This actually slows it down on Windows, which takes the reserve()
+  // request as a fixed size the array should be set to (!) instead of
+  // as a minimum size to guarantee.  This forces the array to
+  // reallocate itself with *every* call to append_data!
+  //  _data.reserve(_data.size() + size);
+
+  _data.clear();
+  const uchar *source = (const uchar *)data;
+  for (size_t i = 0; i < size; ++i) {
+    _data.v().push_back(source[i]);
+  }
+}
 ////////////////////////////////////////////////////////////////////
 //     Function : output
 //       Access : Public

panda/src/express/datagram.h

@@ -91,6 +91,8 @@ PUBLISHED:
   void append_data(const void *data, size_t size);
   INLINE void append_data(const string &data);
 
+  void assign(const void *data, size_t size);
+
   INLINE string get_message() const;
   INLINE const void *get_data() const;
   INLINE size_t get_length() const;
@@ -112,6 +114,7 @@ private:
 
 
 public:
+
   static TypeHandle get_class_type() {
     return _type_handle;
   }
@@ -125,6 +128,7 @@ public:
   }
   virtual TypeHandle force_init_type() {init_type(); return get_class_type();}
 
+
 private:
   static TypeHandle _type_handle;
 };

panda/src/express/nativeNumericData.I

@@ -69,3 +69,55 @@ INLINE const void *NativeNumericData::
 get_data() const {
   return _source;
 }
+
+/////////////////////
+// this is for a intel compile .. it is native format and it is 
+// readable off word boundries
+/////////////////////////
+inline void TS_SetVal1(const PN_int8 * src, PN_int8 *dst)
+{
+	*dst = *src;
+}
+inline void TS_SetVal2(const char * src, char *dst)
+{
+	*(reinterpret_cast<PN_int16 *>(dst)) = *(reinterpret_cast  <const PN_int16 *>(src));
+}
+
+inline void TS_SetVal4(const char * src, char *dst)
+{
+	*(reinterpret_cast <PN_int32 *>(dst)) = *(reinterpret_cast <const PN_int32 *>(src));
+}
+
+
+inline void TS_SetVal8(const char * src, char *dst)
+{
+	*(reinterpret_cast<PN_int64 *>(dst)) = *(reinterpret_cast<const PN_int64 *>(src));
+}
+
+template<class type> inline type  TS_GetInteger(type &val,const  char * _src)
+{	
+	val = *(reinterpret_cast <const type *>(_src));
+	return val;
+}
+
+template<class type> inline type  TS_GetIntegerIncPtr(type &val,char *& _src)
+{	
+	val = *(reinterpret_cast <const type *>(_src));
+	_src+= sizeof(type);
+	return val;
+}
+
+template<class type> inline void TS_AddIntegerIncPtr(type val, char *& _dst)
+{
+	*(reinterpret_cast <type *>(_dst)) = val;
+	_dst+= sizeof(type);
+}
+
+template<class type> inline void TS_AddInteger(type val, char * _dst)
+{
+	*(reinterpret_cast <type *>(_dst)) = val;
+}
+
+#define TS_GetDirect(TT,SS)  *((TT *)(SS))	
+#define TS_GetDirectIncPtr(TT,SS) {  _ptr += sizeof(TT); return *((TT *)(SS -sizeof(TT))); }	
+

panda/src/nativenet/Sources.pp

@@ -0,0 +1,34 @@
+#define LOCAL_LIBS express pandabase
+
+#define OTHER_LIBS interrogatedb:c dconfig:c dtoolconfig:m \
+                   dtoolutil:c dtoolbase:c dtool:m
+
+#define USE_PACKAGES net 
+
+#begin lib_target
+  #define TARGET net1
+  
+  #define COMBINED_SOURCES $[TARGET]_composite1.cxx 
+
+  #define SOURCES \
+        buffered_datagramconnection.h ringbuffer.h socket_ip.h socket_tcp_listen.h \
+        time_accumulator.h time_out.h buffered_datagramreader.h socket_address.h \
+        socket_portable.h  time_base.h time_span.h buffered_datagramwriter.h \
+        socket_base.h socket_selector.h socket_udp_incoming.h time_clock.h \
+        membuffer.h socket_fdset.h socket_tcp.h socket_udp_outgoing.h time_general.h
+        
+        
+  #define INCLUDED_SOURCES \
+  
+  #define INSTALL_HEADERS \
+        buffered_datagramconnection.h ringbuffer.h socket_ip.h socket_tcp_listen.h \
+        time_accumulator.h time_out.h buffered_datagramreader.h socket_address.h \
+        socket_portable.h time_base.h time_span.h buffered_datagramwriter.h \
+        socket_base.h socket_selector.h socket_udp_incoming.h time_clock.h \
+        membuffer.h socket_fdset.h socket_tcp.h socket_udp_outgoing.h time_general.h
+
+
+  #define IGATESCAN all
+
+#end lib_target
+

panda/src/nativenet/buffered_datagramconnection.h

@@ -0,0 +1,325 @@
+#ifndef __NONECLOCKING_CONNECTTION_H_
+#define __NONECLOCKING_CONNECTTION_H_
+////////////////////////////////////////////////////////////////////
+// 
+// Ok here is the base behavior..
+//     A message IO engin that is Smart enough to Do 
+//
+//  1. Non Blocking Connect .. and Buffer the writes if needed
+//  2. Handle 1 to N targets for the connection.. 
+//
+//  3. Handle Framing and Unframing properly ..
+//
+////////////////////////////////////////////////////////////////////
+#include "dtoolbase.h"
+#include <vector>
+#include "socket_base.h"
+//#include "../express/datagram.h"
+#include "datagram.h"
+
+#include "buffered_datagramreader.h"
+#include "buffered_datagramwriter.h"
+
+////////////////////////////////////////////////////////////////
+// there are 3 states   
+//
+//      1. Socket not even assigned,,,,
+//      2. Socket Assigned and trying to get a active connect open
+//      3. Socket is open and  writable.. ( Fully powered up )...
+//
+///////////////////////////////////////////////////////////////
+class Buffered_DatagramConnection : protected Socket_TCP
+{
+private:
+    struct AddressQueue : private std::vector<Socket_Address> // this is used to do a round robin for addres to connect to ..
+    {   
+        size_t _active_index;   
+        bool GetNext(Socket_Address &out) 
+        {
+            size_t the_size = size();
+            if(the_size == 0)
+                return false;
+
+            if(_active_index >= the_size || _active_index < 0)
+                _active_index = 0;
+             out = (*this)[_active_index++];   
+             return true;
+        }            
+
+        void clear() { std::vector<Socket_Address>::clear(); };
+        void push_back(Socket_Address &address)
+        {
+            iterator ii;
+            for(ii = begin(); ii != end(); ii++)
+                if(*ii == address)
+                    return;
+            std::vector<Socket_Address>::push_back(address);
+        }
+
+        size_t size() { return std::vector<Socket_Address>::size(); };
+    };
+protected:
+    // c++ upcals for 
+    virtual void PostConnect(void) { };
+    virtual void NewWriteBuffer(void) { };
+    ///////////////////////////////////////////
+	inline void ClearAll(void);
+	inline bool DoConnect(void);            // all the real state magic is in here ...        
+    inline bool SendMessageBufferOnly(Datagram &msg); // do not use this .. this is a way for the the COnnecting UPcall to drop messages in queue first..
+public:
+PUBLISHED:
+	inline Buffered_DatagramConnection(bool do_blocking_writes, int rbufsize, int wbufsize, int write_flush_point) ;
+	virtual ~Buffered_DatagramConnection(void) ;
+    // the reason thsi all exists
+	inline bool SendMessage(Datagram &msg);
+	inline bool GetMessage(Datagram **val);
+    inline Datagram * GetMessage();
+	inline bool Flush(void);
+    inline void Reset(void);
+
+    // address queue stuff
+    inline size_t AddressQueueSize() { return _Addresslist.size(); };
+	inline void AddAddress(Socket_Address &inadr);
+    inline void ClearAddresses(void);
+private:
+	Buffered_DatagramWriter	_Writer;		// buffered writing
+	Buffered_DatagramReader _Reader;		// buffered reader
+    AddressQueue            _Addresslist;   // the location of the round robin address list
+	Socket_Address			_Adddress;		// the conection address ( active one from list being used)
+    // the local datagram store..
+	Datagram	    		_Msg;			// The temp storage for a upcalled message
+    ////////////////////////////////
+    // connection state engine /////
+    Time_Out                _LastConnectTry; // A Recycle Timer to Stop Connection/spaming.. 
+    bool                    _tryingToOpen;  // this is a flag that say we are in state 2
+                                            // state 1 = Active() == false,,
+                                            // state 2 = Active() == true and _tryingToOpen == true;
+                                            // state 3 = Active() == true and _tryingToOpen == flase;
+
+    friend class Buffered_DatagramReader;
+    friend class Buffered_DatagramWriter;
+
+};
+////////////////////////////////////////////////////////////////////
+// Function name	: Buffered_DatagramConnection::ClearAll
+// Description	    :  used to do a full reset of buffers
+//  
+// Return type		: inline void 
+// Argument         : void
+////////////////////////////////////////////////////////////////////
+inline void Buffered_DatagramConnection::ClearAll(void)
+{
+	Close();
+    _tryingToOpen = false;
+	_Writer.ReSet();
+	_Reader.ReSet();
+}	
+////////////////////////////////////////////////////////////////////
+// Function name	: Buffered_DatagramConnection::DoConnect
+// Description	    : This is the function thah does the conection for us
+//  
+// Return type		: inline bool 
+// Argument         : void
+////////////////////////////////////////////////////////////////////
+inline bool Buffered_DatagramConnection::DoConnect(void)
+{
+	if(Active() != true)
+	{ 
+        if(_LastConnectTry.Expired() != true)
+            return false;
+
+        if(!_Addresslist.GetNext(_Adddress)) // lookup the proper value...
+            return false;
+
+		if(ActiveOpenNonBlocking(_Adddress) == true)
+		{
+             _LastConnectTry.ReStart();
+            _tryingToOpen = true; // set the flag indicating we are trying to open up 
+			SetNonBlocking(); // maybe should be blocking?
+			SetSendBufferSize(1024*50);  // we need to hand tune these for the os we are using
+			SetRecvBufferSize(1024*50);
+            NewWriteBuffer();
+			return true;
+		}
+
+		return false;
+	}
+
+    if(_tryingToOpen)  // okay handle the  i am connecting state....
+    {
+        Socket_fdset  fdset;
+        fdset.setForSocket(*this);
+        Socket_Selector  selector;
+        if(selector.WaitFor_All(fdset,0) >0)
+        {
+            _tryingToOpen = false;
+            if(selector._error.IsSetFor(*this) == true) // means we are in errorconnected. else writable
+            {
+                ClearAll();
+                return false;  // error on connect 
+            }
+            PostConnect();
+            return true;  // just got connected
+        }
+        return true; // still connecting
+    }    
+	return true;
+}
+////////////////////////////////////////////////////////////////////
+// Function name	: Buffered_DatagramConnection::~Buffered_DatagramConnection
+// Description	    : 
+//  
+// Return type		: inline 
+// Argument         : void
+////////////////////////////////////////////////////////////////////
+inline Buffered_DatagramConnection::~Buffered_DatagramConnection(void) 
+{
+	Close();
+}
+////////////////////////////////////////////////////////////////////
+// Function name	: Buffered_DatagramConnection::Buffered_DatagramConnection
+// Description	    : 
+//  
+// Return type		: inline 
+// Argument         : bool do_blocking_writes
+// Argument         : int rbufsize
+// Argument         : int wbufsize
+////////////////////////////////////////////////////////////////////
+inline Buffered_DatagramConnection::Buffered_DatagramConnection(bool do_blocking_writes, int rbufsize, int wbufsize, int write_flush_point) 
+	:  _Writer(do_blocking_writes,wbufsize,write_flush_point) , _Reader(rbufsize), _Msg() ,  _LastConnectTry(Time_Span(0,0,0,1,0))
+{
+    _LastConnectTry.ForceToExpired();
+}
+////////////////////////////////////////////////////////////////////
+// Function name	:  Buffered_DatagramConnection::SendMessage
+// Description	    : send the message 
+//  
+// Return type		: inline bool 
+// Argument         : DataGram &msg
+////////////////////////////////////////////////////////////////////
+inline bool  Buffered_DatagramConnection::SendMessage(Datagram &msg)
+{
+	if(DoConnect() == true)
+	{	
+//        printf(" DO SendMessage %d\n",msg.get_length()); 
+        int val = 0;        
+        if(_tryingToOpen)    // indicates we are in the process of opening the connection ....just buffer
+        {
+	        val = _Writer.AddData(msg.get_data(),msg.get_length());
+        }
+        else
+        {
+   		    val = _Writer.AddData(msg.get_data(),msg.get_length(),*this);
+        }
+		if(val >= 0)
+			return true;
+
+//		LOGWARNING("Buffered_DatagramConnection::SendMessage->Error On Write--Out Buffer = %d",_Writer.AmountBuffered());
+		ClearAll();
+	}
+	return false;
+}
+
+inline bool  Buffered_DatagramConnection::SendMessageBufferOnly(Datagram &msg)
+{
+    int val = _Writer.AddData(msg.get_data(),msg.get_length());
+	if(val >= 0)
+	    return true;
+
+//	LOGWARNING("Buffered_DatagramConnection::SendMessageBufferOnly->Error On Write--Out Buffer = %d",_Writer.AmountBuffered());
+	ClearAll();
+    return false;
+}
+
+////////////////////////////////////////////////////////////////////
+// Function name	: Buffered_DatagramConnection::Init
+// Description	    :  must be called to set value to the server
+//  
+// Return type		: inline void 
+// Argument         : Socket_Address &inadr
+////////////////////////////////////////////////////////////////////
+inline void Buffered_DatagramConnection::AddAddress(Socket_Address &inadr)
+{
+    _Addresslist.push_back(inadr);
+}
+
+inline void Buffered_DatagramConnection::ClearAddresses(void)
+{
+    _Addresslist.clear();
+}
+////////////////////////////////////////////////////////////////////
+// Function name	: Buffered_DatagramConnection::GetMessage
+// Description	    :  read a message
+//  
+//	false means something bad happened..
+//
+//
+// Return type		: inline bool 
+// Argument         : DataGram **val
+////////////////////////////////////////////////////////////////////
+inline bool Buffered_DatagramConnection::GetMessage(Datagram **val)
+{
+	*val = NULL;
+	if(DoConnect() == true && _tryingToOpen != true)
+	{
+		int ans1 = _Reader.PumpMessageReader(_Msg,*this);
+		if(ans1 <0)
+		{
+//    		LOGWARNING("Buffered_DatagramConnection::GetMessage->Error On PumpMessageReader--Out Buffer = %d",_Writer.AmountBuffered());
+			ClearAll();
+			return false;
+		}
+		else if (ans1 == 1)
+        {
+			*val = &_Msg;
+        }
+		
+		return true;
+	}
+	return false;
+}
+
+inline Datagram * Buffered_DatagramConnection::GetMessage()
+{
+    Datagram *out = NULL;    
+    GetMessage(&out);
+    return out;
+}
+////////////////////////////////////////////////////////////////////
+// Function name	: Buffered_DatagramConnection::Flush
+// Description	    : flush all wrightes
+//  
+// Return type		: bool 
+// Argument         : void
+////////////////////////////////////////////////////////////////////
+bool Buffered_DatagramConnection::Flush(void)
+{
+	if(Active() == true && _tryingToOpen != true )
+	{
+        int flush_resp = _Writer.FlushNoBlock(*this);
+		if(flush_resp < 0)
+		{
+//			LOGWARNING("Buffered_DatagramConnection::Flush->Error On Flush [%d]",GetLastError());
+  //		    LOGWARNING("Buffered_DatagramConnection::Flush->Error ..Write--Out Buffer = %d",_Writer.AmountBuffered());
+			ClearAll();  
+			return false;
+		}
+		return true;
+	}
+	return false;
+}
+////////////////////////////////////////////////////////////////////
+// Function name	: Buffered_DatagramConnection::Flush
+// Description	    : Reset 
+//  
+// Return type		: void 
+// Argument         : void
+////////////////////////////////////////////////////////////////////
+inline void Buffered_DatagramConnection::Reset()
+{
+    ClearAll();
+};
+
+
+#endif //__NONECLOCKING_CONNECTTION_H_
+

panda/src/nativenet/buffered_datagramreader.h

@@ -0,0 +1,91 @@
+ #ifndef __BUFFEREDREADER_GM_H__
+#define __BUFFEREDREADER_GM_H__
+
+#include "ringbuffer.h"
+#include "datagram.h"
+
+inline unsigned short GetUnsignedShort(char * in)
+{
+    return *((unsigned short *)in);
+};
+
+
+class   Buffered_DatagramReader : protected RingBuffer
+{
+	inline bool GetMessageFromBuffer(Datagram &inmsg);
+public:
+	inline Buffered_DatagramReader(int in_size = 8192) ;
+	inline void ReSet(void); 
+    //
+    // SOCK_TYPE is used to allow for 
+    // abstract socket type to be used .. 
+    // see socket_tcp and socket_ssl
+
+    template < class SOCK_TYPE>
+        inline int PumpMessageReader(Datagram &inmsg, SOCK_TYPE &sck)
+    {
+        if(GetMessageFromBuffer(inmsg) == true)
+            return 1;
+        int rp = ReadPump(sck); 
+        if(rp == 0)
+            return 0;
+
+        if(rp < 1)
+            return -1;
+        if(GetMessageFromBuffer(inmsg) == true)
+            return 1;
+        return 0;
+    }
+
+
+    template < class SOCK_TYPE>
+        inline int ReadPump(SOCK_TYPE &sck)
+    {		
+        int		answer = 0;
+        size_t		readsize = BufferAvailabe();
+
+        if(readsize < 1)
+        {
+            Compress();
+            readsize = BufferAvailabe();
+        }
+
+        if(readsize > 0)
+        {
+            char * ff = GetBufferOpen();
+            int gotbytes = sck.RecvData(ff,(int)readsize);
+            if(gotbytes < 0)  // some error
+            {
+                int er = GETERROR(); 
+                if(!sck.ErrorIs_WouldBlocking(gotbytes) )
+                {
+                    answer = -3;  // hard error ?
+                }
+                else
+                {
+                    answer = 0; // try again nothing to read
+                }
+            }
+            else if(gotbytes > 0) // ok got some lets process it
+            {
+
+                _EndPos	+=  gotbytes;
+                answer = 1;
+            }
+            else   // 0 mean other end disconect arggggg
+            {
+                answer = -1;
+            }
+        }		
+        else
+        {
+            answer = -2;
+        }
+        return answer;
+    }
+};
+
+#include "buffered_datagramreader.i"
+
+#endif //__BUFFEREDREADER_GM_H__
+

panda/src/nativenet/buffered_datagramreader.i

@@ -0,0 +1,49 @@
+////////////////////////////////////////////////////////////////////
+// Function name	: Buffered_DatagramReader::GetMessageInplace
+// Description	    :  A function that will peal a core message of the input buffer
+//  
+// Return type		: inline bool 
+// Argument         : CoreMessage &inmsg
+////////////////////////////////////////////////////////////////////
+inline bool Buffered_DatagramReader::GetMessageFromBuffer(Datagram &inmsg)
+{
+	bool	answer = false;
+	size_t DataAvail = FastAmountBeffered();	
+	if(DataAvail >= sizeof(short))
+	{
+		char *ff = FastGetMessageHead();
+		unsigned short len=GetUnsignedShort(ff); 
+		len += sizeof(unsigned short);
+		if(len <= DataAvail)
+		{
+			inmsg.assign(ff,len-2);
+			_StartPos += len;				
+			answer = true;
+		}
+	}
+	return answer;
+}
+////////////////////////////////////////////////////////////////////
+// Function name	: Buffered_DatagramReader::Buffered_DatagramReader
+// Description	    :  constructore .. passes size up to ring buffer
+//  
+// Return type		: inline 
+// Argument         : int in_size
+////////////////////////////////////////////////////////////////////
+inline Buffered_DatagramReader::Buffered_DatagramReader(int in_size) : RingBuffer(in_size)
+{	
+	
+}
+////////////////////////////////////////////////////////////////////
+// Function name	: Buffered_DatagramReader::ReSet
+// Description	    :  Reaset all read content.. IE zero's out buffer...
+//  
+//	If you lose framing this will not help
+//
+// Return type		: inline void 
+// Argument         : void
+////////////////////////////////////////////////////////////////////
+inline void Buffered_DatagramReader::ReSet(void) 
+{
+	ResetContent();
+}

panda/src/nativenet/buffered_datagramwriter.h

@@ -0,0 +1,168 @@
+#ifndef __BufferedWriter_H__
+#define __BufferedWriter_H__
+
+#include "ringbuffer.h"
+////////////////////////////////////////////////////////////////////
+// 	 Class : Buffered_DatagramWriter
+// Description : This is the buffered writer.. it is used to buffer up
+//				 Coremessages and arbitrary data.. 
+//
+//				GmCoreMessage
+//				 
+//
+//				You must commit all rights to a socket with flush and 
+//				flush may be called internall if the buffersize is about
+//				to overrun.. This class does guaranty no partial message 
+//				rights at least to the TCP layer..
+//
+////////////////////////////////////////////////////////////////////
+class   Buffered_DatagramWriter  :  public RingBuffer
+{
+	bool	_are_we_going_to_block_on_write;
+	int		_flush_point;
+public:
+	inline void ReSet(void);			// destroy all buffered data
+
+	Buffered_DatagramWriter(bool  do_blocking, size_t in_size , int in_flush_point = -1);
+	inline int AddData(const void * data, size_t len, Socket_TCP &sck);
+	inline int AddData(const void * data, size_t len);
+// THE FUNCTIONS THAT TAKE A SOCKET NEED TO BE TEMPLATED TO WORK..
+
+    template < class SOCK_TYPE>
+    int  FlushNoBlock(SOCK_TYPE &sck)  // this is the ugly part
+    {	
+        int answer = 0;	
+        size_t Writesize = AmountBuffered();
+
+        if(Writesize > 0)
+        {
+            int Writen = sck.SendData(GetMessageHead(),(int)Writesize);
+            if(Writen > 0)
+            {
+                _StartPos += Writen;
+                FullCompress();
+                if(AmountBuffered() > 0) // send 0 if empty else send 1 for more to do
+                    answer = 1;
+            }
+            else if(Writen < 0)
+            {
+                if(!sck.ErrorIs_WouldBlocking(Writen))
+                    answer = -1;
+                else
+                    answer = 1;  // 1 = more to do.....
+            }
+        }		
+        return answer;
+    };
+
+
+    template < class SOCK_TYPE>
+        inline int  Flush(SOCK_TYPE &sck)  
+    {	
+        int answer = 0;	
+        size_t Writesize = AmountBuffered();
+
+        if(Writesize > 0)
+        {
+            int Writen = sck.SendData(GetMessageHead(),(int)Writesize);
+            if(_are_we_going_to_block_on_write == true && Writen < 0 && sck.ErrorIs_WouldBlocking(Writen) == TRUE)
+            {
+                //sck.SetBlocking();
+                Writen = sck.SendData(GetMessageHead(),(int)Writesize);		
+                //sck.SetNonBlocking();
+            }
+
+
+            if(Writen > 0)
+            {
+                _StartPos += Writen;
+                FullCompress();
+                if(AmountBuffered() > 0) // send 0 if empty else send 1 for more to do
+                    answer = 1;
+            }
+            else if(Writen < 0)
+            {
+                if(sck.ErrorIs_WouldBlocking(Writen) != TRUE)
+                    answer = -1;
+            }
+        }		
+
+        return answer;
+    };
+};
+
+///////////////////////////////////////////////////////
+// Function name	: Buffered_DatagramWriter::ReSet
+// Description	    : used to clear the buffrers ...
+//                    use of this in mid stream is a very bad thing as 
+//                    you can not guarany network writes are message alligned
+// Return type		: void 
+///////////////////////////////////////////////////////
+inline void Buffered_DatagramWriter::ReSet(void)		
+{
+	ResetContent();
+}
+////////////////////////////////////////////////
+//  Buffered_DatagramWriter::Buffered_DatagramWriter
+//
+//
+////////////////////////////////////////////////
+inline Buffered_DatagramWriter::Buffered_DatagramWriter(bool  do_blocking, size_t in_size , int in_flush_point) : RingBuffer(in_size)
+{	
+	_flush_point = in_flush_point;
+	_are_we_going_to_block_on_write = do_blocking;
+}
+
+//////////////////////////////////////////////////////////////
+// Function name	: Buffered_DatagramWriter::AddData
+// Description	    : 
+// Return type		: inline int 
+// Argument         : const void * data
+// Argument         : int len
+// Argument         : Socket_TCP &sck
+//////////////////////////////////////////////////////////////
+inline int Buffered_DatagramWriter::AddData(const void * data, size_t len, Socket_TCP &sck)
+{	
+	int answer = 0;
+	
+	if(len >  BufferAvailabe())
+		answer = Flush(sck);
+	
+	if(answer >= 0)
+		answer = AddData(data,len);
+	
+	if(answer >= 0 && _flush_point != -1)
+		if(_flush_point <  (int)AmountBuffered())
+			if(Flush(sck) < 0)
+				answer = -1;
+			
+    return answer;
+}
+//////////////////////////////////////////////////////////////
+// Function name	: Buffered_DatagramWriter::AddData
+// Description	    : 
+// Return type		: inline int 
+// Argument         : const char * data
+// Argument         : int len
+//////////////////////////////////////////////////////////////
+inline int Buffered_DatagramWriter::AddData(const void * data, size_t len)
+{
+	int answer = -1;
+    if(BufferAvailabe() > len+2)
+    {
+        unsigned short len1(len);
+        TS_GetInteger(len1,(char *)&len1);
+        if(Put((char *)&len1,sizeof(len1)) == true)
+        {
+            if(Put((char *)data,len) == true)
+            {
+                answer = 1;
+            }
+        }
+    }
+
+
+	return answer;
+}
+#endif //__BufferedWriter_H__
+

panda/src/nativenet/membuffer.h

@@ -0,0 +1,44 @@
+#ifndef __MEMBUFFER_GM_H__
+#define __MEMBUFFER_GM_H__
+// RHH
+////////////////////////////////////////////////////////////////////
+// 	 Class : GmMemBuf
+// Description :	this a base class designed to be used to for items that will 
+//					share portions of a memorty buufer and want to avoid copying the data	
+//
+//					Use if the class wants ot allow for refrence in place of data arrays..
+//					** be carefull could be dangerous **
+//
+//					GmCoreMessage
+//					GmRingBuffer
+//
+//
+////////////////////////////////////////////////////////////////////
+class MemBuffer
+{
+public:
+	inline		MemBuffer(void);
+	inline		MemBuffer(size_t len);
+	inline		MemBuffer(char * data, size_t len);
+	virtual ~MemBuffer();
+	inline void SetBuffer(char * data, size_t len);
+	inline void GrowBuffer(size_t len);
+	inline size_t  GetBufferSize(void ) const;
+	inline char * GetBuffer(void);
+	inline const char * GetBuffer(void) const;
+	inline bool InBufferRange(char * );
+protected:
+	bool		_BufferLocal;  // indicates responsibility of managment of the data
+	size_t			_BufferLen;	// the length of the data
+	char	*	_Buffer;		// the data
+
+	inline void ClearBuffer(void);
+	inline void AllocBuffer(size_t len);
+};
+
+
+#include "membuffer.i"
+
+
+#endif //__MEMBUFFER_GM_H__
+

panda/src/nativenet/membuffer.i

@@ -0,0 +1,155 @@
+#define MEMBUF_THRASH_SIZE  25
+
+/////////////////////////////////////////////////////////////
+// Function name	: MemBuffer::ClearBuffer
+// Description	    : Releases all resources(Memory USed) is locally allocated
+// Return type		: inline void 
+// Argument         : void
+//////////////////////////////////////////////////////////
+inline void MemBuffer::ClearBuffer(void)
+{
+	if(_BufferLocal == true)
+	{
+		if(_Buffer != NULL)
+			delete [] _Buffer;
+		
+		_Buffer = NULL;
+	}		
+}
+/////////////////////////////////////////////////////////////
+// Function name	: MemBuffer::AllocBuffer
+// Description	    : Locally allocate a new buffer	
+// Return type		: inline void 
+// Argument         : int len
+//////////////////////////////////////////////////////////
+inline void MemBuffer::AllocBuffer(size_t len)
+{		
+	_Buffer = new char[len];
+	_BufferLocal = true;
+	_BufferLen = len;
+}
+
+/////////////////////////////////////////////////////////////
+// Function name	: MemBuffer::MemBuffer
+// Description	    : default constructor 
+// Return type		: 
+// Argument         : void
+//////////////////////////////////////////////////////////
+inline MemBuffer::MemBuffer(void)
+{
+	_Buffer = NULL;
+	_BufferLocal = false;
+	_BufferLen = 0;
+}
+/////////////////////////////////////////////////////////////
+// Function name	: MemBuffer::MemBuffer
+// Description	    : Constructure to locall allocate a buffer
+// Return type		: 
+// Argument         : int len
+//////////////////////////////////////////////////////////
+inline MemBuffer::MemBuffer(size_t len)
+{
+	AllocBuffer(len);
+}
+/////////////////////////////////////////////////////////////
+// Function name	: MemBuffer::MemBuffer
+// Description	    : Constructure to use an external buffer
+// Return type		: 
+// Argument         : char * data
+// Argument         : int len
+//////////////////////////////////////////////////////////
+inline MemBuffer::MemBuffer(char * data, size_t len)
+{
+	_BufferLocal = false;
+	_BufferLen = len;
+	_Buffer = data;
+}
+/////////////////////////////////////////////////////////////
+// Function name	: MemBuffer::~MemBuffer
+// Description	    : CLean UP a mess on Deletetion
+// Return type		: 
+//////////////////////////////////////////////////////////
+inline MemBuffer::~MemBuffer()
+{
+	ClearBuffer();
+}
+/////////////////////////////////////////////////////////////
+// Function name	: MemBuffer::SetBuffer
+// Description	    : Assigne a buffer
+// Return type		: inline void 
+// Argument         : char * data
+// Argument         : int len
+//////////////////////////////////////////////////////////
+inline void MemBuffer::SetBuffer(char * data, size_t len)
+{
+	if(_BufferLocal == true)
+		ClearBuffer();
+	
+	_BufferLocal = false;
+	_BufferLen = len;
+	_Buffer = data;		
+}
+/////////////////////////////////////////////////////////////
+// Function name	: MemBuffer::GrowBuffer
+// Description	    :  Grow a buffer is needed to get to a sertion size
+//                       No care is made here to preserve convtent unlike a vector of chars
+//
+// Return type		: inline void 
+// Argument         : int len
+//////////////////////////////////////////////////////////
+inline void MemBuffer::GrowBuffer(size_t new_len)
+{
+	if(new_len >= _BufferLen)
+	{
+		size_t len = new_len + MEMBUF_THRASH_SIZE;
+		len = len +len;
+
+		char * tmp =  new char[len];
+
+		if(_Buffer != NULL)
+			memcpy(tmp,_Buffer,_BufferLen);
+
+		ClearBuffer();
+
+		_Buffer = tmp;
+		_BufferLocal = true;
+		_BufferLen = len;
+	}
+}
+/////////////////////////////////////////////////////////////
+// Function name	: MemBuffer::GetBufferSize
+// Description	    : Access to the BUffer Size Information
+// Return type		: inline int 
+// Argument         : void
+//////////////////////////////////////////////////////////
+inline size_t MemBuffer::GetBufferSize(void )  const
+{
+	return  _BufferLen; 
+};
+/////////////////////////////////////////////////////////////
+// Function name	: * MemBuffer::GetBuffer
+// Description	    :  Access to the actual BUffer
+// Return type		: inline char 
+// Argument         : void
+//////////////////////////////////////////////////////////
+inline char * MemBuffer::GetBuffer(void) 
+{
+	return  _Buffer; 
+};
+inline const char * MemBuffer::GetBuffer(void) const
+{
+	return  _Buffer; 
+};
+
+////////////////////////////////////////////////////////////////////
+// Function name	: MemBuffer::InBufferRange
+// Description	    : 
+//  
+// Return type		: inline bool 
+// Argument         : char * inpos
+////////////////////////////////////////////////////////////////////
+inline bool MemBuffer::InBufferRange(char * inpos)
+{
+	return (inpos >= _Buffer && inpos <= (_Buffer + _BufferLen));
+}
+

panda/src/nativenet/net1_composite1.cxx

@@ -0,0 +1,3 @@
+#include "socket_base.h"
+
+

panda/src/nativenet/ringbuffer.h

@@ -0,0 +1,47 @@
+#ifndef __RINGBUFFER_GM_H__
+#define __RINGBUFFER_GM_H__
+////////////////////////////////////////////
+
+// RHH
+////////////////////////////////////////////////////////////////////
+// 	 Class : GmRingBuffer
+// Description :	This is an implemention of the membuffer with ring 
+//	 				buffer interface on it....	
+//					
+//					Main target right know is base class for network
+//					stream buffering both input and output
+//					
+//	see			BufferedReader_Gm
+//				BufferedWriter_Gm
+//
+////////////////////////////////////////////////////////////////////
+#include "membuffer.h"
+class   RingBuffer   : protected MemBuffer
+{
+protected:
+	size_t			_StartPos;
+	size_t			_EndPos;
+	inline char	*	GetMessageHead(void);
+	inline char	*	GetBufferOpen(void);
+	inline void ForceWindowSlide(void);
+#define FastGetMessageHead() (_Buffer+_StartPos)
+#define FastAmountBeffered() (_EndPos - _StartPos)
+
+inline bool PutFast(const char * data, size_t len);
+
+public:
+	inline size_t		AmountBuffered(void);
+	inline size_t      BufferAvailabe(void);
+	inline void		ResetContent(void);
+
+	inline RingBuffer(size_t in_size = 4096);
+	inline void FullCompress(void);
+	inline void Compress(void);
+	inline bool Put(const char * data, size_t len);
+	inline bool Get(char * data, size_t len);
+};
+
+#include "ringbuffer.i"
+
+#endif //__RINGBUFFER_GM_H__
+

panda/src/nativenet/ringbuffer.i

@@ -0,0 +1,186 @@
+
+/////////////////////////////////////////////////////////////
+// Function name	: RingBuffer::GetMessageHead
+// Description	    :  This will get a pointer to the fist undelivered data in buffer
+// Return type		: char *
+// Argument         : void
+//////////////////////////////////////////////////////////
+inline char	*	RingBuffer::GetMessageHead(void) 
+{ 
+	return _Buffer+_StartPos;
+}
+/////////////////////////////////////////////////////////////
+// Function name	: RingBuffer::GetBufferOpen
+// Description	    : This will get the first writabe section of the buffer space
+// Return type		: 
+// Argument         : void
+//////////////////////////////////////////////////////////
+inline char	*	RingBuffer::GetBufferOpen(void) 
+{
+	return _Buffer+_EndPos; 
+}
+/////////////////////////////////////////////////////////////
+// Function name	: RingBuffer::ForceWindowSlide
+// Description	    :  Will force a compression of data // shift left to start position
+// Return type		: inline void 
+// Argument         : void
+//////////////////////////////////////////////////////////
+inline void RingBuffer::ForceWindowSlide(void)
+{
+	size_t len = AmountBuffered();
+	if(len > 0 && _StartPos != 0)  // basic flush left..
+	{
+		memmove(_Buffer,GetMessageHead(),len);
+		_StartPos = 0;
+		_EndPos = len;		
+	}
+}
+/////////////////////////////////////////////////////////////
+// Function name	: RingBuffer::AmountBuffered
+// Description	    : Will report the number of unread chars in buffer
+// Return type		: int
+// Argument         : void
+//////////////////////////////////////////////////////////
+inline size_t		RingBuffer::AmountBuffered(void) 
+{ 
+	return _EndPos - _StartPos; 
+}
+
+
+/////////////////////////////////////////////////////////////
+// Function name	:      RingBuffer::BufferAvailabe
+// Description	    : Will report amount of data that is contiguas that can be writen at
+//						the location returned by GetBufferOpen
+// Return type		: inline int 
+// Argument         : void
+//////////////////////////////////////////////////////////
+inline size_t      RingBuffer::BufferAvailabe(void) 
+{ 
+	return GetBufferSize() - _EndPos; 
+}
+
+
+/////////////////////////////////////////////////////////////
+// Function name	: RingBuffer::ResetContent
+// Description	    : Throw away all inread information
+// Return type		: void 
+// Argument         : void
+//////////////////////////////////////////////////////////
+void RingBuffer::ResetContent(void) 
+{ 
+	_StartPos = 0; 
+	_EndPos = 0; 
+}
+/////////////////////////////////////////////////////////////
+// Function name	: RingBuffer::RingBuffer
+// Description	    : 
+// Return type		: inline 
+// Argument         : int in_size
+//////////////////////////////////////////////////////////
+inline RingBuffer::RingBuffer(size_t in_size) : MemBuffer(in_size)
+{			
+	_EndPos = 0;
+	_StartPos = 0;
+}
+/////////////////////////////////////////////////////////////
+// Function name	: RingBuffer::FullCompress
+// Description	    : Force a compress of the data
+// Return type		: inline void 
+// Argument         : void
+//////////////////////////////////////////////////////////
+inline void RingBuffer::FullCompress(void)
+{
+	if(_StartPos == _EndPos)
+	{
+		_StartPos = 0;
+		_EndPos = 0;
+	}
+	else 
+	{
+		ForceWindowSlide();
+	}	
+}
+/////////////////////////////////////////////////////////////
+// Function name	: RingBuffer::Compress
+// Description	    : Try and do a intelegent compress of the data space
+//						the algorithem is really stupid right know.. just say if i have 
+//							read past 1/2 my space do a compress...Im open for sugestions
+//	
+//
+// Return type		: inline void 
+// Argument         : void
+//////////////////////////////////////////////////////////
+inline void RingBuffer::Compress(void)
+{
+	if(_StartPos == _EndPos)
+	{
+		_StartPos = 0;
+		_EndPos = 0;
+	}
+	else if(_StartPos >= GetBufferSize() / 2) 
+	{
+		ForceWindowSlide();
+	}	
+}
+/////////////////////////////////////////////////////////////
+// Function name	: RingBuffer::Put
+// Description	    : Adds Data to a ring Buffer
+//						Will do a compress if needed so pointers suplied by Get Call are no longer valide
+//
+// Return type		: inline bool 
+// Argument         : char * data
+// Argument         : int len
+//////////////////////////////////////////////////////////
+inline bool RingBuffer::Put(const char * data, size_t len)
+{
+	bool answer = false;
+	
+	if(len > BufferAvailabe() )
+		Compress();
+	
+	if(len <= BufferAvailabe() )
+	{
+		memcpy(GetBufferOpen(),data,len);
+		_EndPos += len;
+		answer = true;
+	}
+	return answer;
+}
+////////////////////////////////////////////////////////////////////
+// Function name	: RingBuffer::PutFast
+// Description	    : 
+//  
+// Return type		: inline bool 
+// Argument         : const char * data
+// Argument         : int len
+////////////////////////////////////////////////////////////////////
+inline bool RingBuffer::PutFast(const char * data, size_t len)
+{
+	// no checking be carefull
+	memcpy(GetBufferOpen(),data,len); // should i be using memcopy..
+	_EndPos += len;
+	return true;
+}
+
+/////////////////////////////////////////////////////////////
+// Function name	: RingBuffer::Get
+// Description	    : will copy the data ..
+//				false indicates not enogh data to read .. sorry...
+//
+// Return type		: inline bool 
+// Argument         : char * data
+// Argument         : int len
+//////////////////////////////////////////////////////////
+inline bool RingBuffer::Get(char * data, size_t len)
+{
+	bool answer = false;
+	
+	if(len <= AmountBuffered() )
+	{
+		memcpy(data,GetMessageHead(),len);
+		_StartPos += len;
+		Compress();
+		answer = true;
+	}
+	return answer;
+}

panda/src/nativenet/socket_address.h

@@ -0,0 +1,287 @@
+#ifndef __SOCKET_ADDRESS_H__
+#define __SOCKET_ADDRESS_H__
+
+#include <string>
+#include "dtoolbase.h"
+
+///////////////////////////////////
+// Class : Socket_Address
+//
+// Description: A simple place to store and munipulate tcp and port address for
+//    communication layer
+//
+//////////////////////////////
+class Socket_Address
+{
+public:
+    typedef struct sockaddr_in AddressType;
+    Socket_Address(const AddressType &inaddr);
+    AddressType & GetAddressInfo() { return _addr; }
+    const AddressType & GetAddressInfo() const   { return _addr; }
+PUBLISHED:
+    
+    Socket_Address(short port = 0);
+    Socket_Address(const Socket_Address &inaddr);
+
+    virtual ~Socket_Address();
+    
+    bool set_any_IP(int port);
+    bool set_port(int port);
+    bool set_broadcast(int port);
+    
+    bool set_host(const std::string &hostname, int port) ;
+    bool set_host(const std::string &hostname) ;
+    bool set_host(unsigned int ip4adr, int port);
+    void clear();
+    
+    unsigned short get_port() const;
+    std::string get_ip() const ;
+    std::string get_ip_port() const;
+    unsigned long GetIPAddressRaw() const;
+    
+    inline bool operator== (const Socket_Address &in) const;
+    inline bool operator < (const Socket_Address &in) const;
+    
+
+    inline bool isMcastRange();
+
+private:
+    AddressType _addr;
+    
+};
+
+//////////////////////////////////////////////////////////////
+// Function name : Socket_Address::GetIPAdddressRaw
+// Description   : Return a RAW sockaddr_in
+//////////////////////////////////////////////////////////////
+inline unsigned long  Socket_Address::GetIPAddressRaw() const
+{
+    return _addr.sin_addr.s_addr;
+}
+
+///////////////////////////////////////////////////////////////////
+// Function name : Socket_Address
+// Description   : Constructor that lets us set a port value
+////////////////////////////////////////////////////////////////////
+inline Socket_Address::Socket_Address(short port)
+{
+    _addr.sin_family = AF_INET;
+    _addr.sin_addr.s_addr = INADDR_ANY;
+    _addr.sin_port = htons(port);
+}
+
+////////////////////////////////////////////////////////////////////
+// Function name : Socket_Address Constructor
+// Description   : Copy Constructor
+////////////////////////////////////////////////////////////////////
+inline Socket_Address::Socket_Address(const Socket_Address &inaddr)
+{
+    _addr.sin_family = inaddr._addr.sin_family;
+    _addr.sin_addr.s_addr = inaddr._addr.sin_addr.s_addr;
+    _addr.sin_port = inaddr._addr.sin_port;
+}
+
+inline Socket_Address::Socket_Address(const AddressType &inaddr)
+{
+    _addr.sin_family = inaddr.sin_family;
+    _addr.sin_addr.s_addr = inaddr.sin_addr.s_addr;
+    _addr.sin_port = inaddr.sin_port;
+}
+
+////////////////////////////////////////////////////////////////////
+// Function name : ~Socket_Address::Socket_Address
+// Description   : Normal Destructor
+////////////////////////////////////////////////////////////////////
+inline Socket_Address::~Socket_Address()
+{}
+
+//////////////////////////////////////////////////////////////
+// Function name : Socket_Address::operator==
+// Description   : Allow for normal == operation on a address item..
+//      Will simplify the use in sorted containers..
+//////////////////////////////////////////////////////////////
+inline bool Socket_Address::operator==(const Socket_Address &in) const
+{
+    return ((_addr.sin_family == in._addr.sin_family) &&
+        (_addr.sin_addr.s_addr == in._addr.sin_addr.s_addr) &&
+        (_addr.sin_port == in._addr.sin_port)
+        );
+}
+
+////////////////////////////////////////////////////////////////////
+// Function name : set_broadcast
+// Description   : Set to the broadcast address and a specified port
+////////////////////////////////////////////////////////////////////
+inline bool Socket_Address::set_broadcast(int port)
+{
+    _addr.sin_family = AF_INET;
+    _addr.sin_addr.s_addr = 0xffffffff;
+    _addr.sin_port = htons(port);
+    return true;
+}
+
+////////////////////////////////////////////////////////////////////
+// Function name : set_any_IP
+// Description   : Set to any address and a specified port
+////////////////////////////////////////////////////////////////////
+inline bool Socket_Address::set_any_IP(int port)
+{
+    _addr.sin_family = AF_INET;
+    _addr.sin_addr.s_addr = INADDR_ANY;
+    _addr.sin_port = htons(port);
+    return true;
+}
+
+////////////////////////////////////////////////////////////////////
+// Function name : set_port
+// Description   : Set to a specified port
+////////////////////////////////////////////////////////////////////
+inline bool Socket_Address::set_port(int port)
+{
+    _addr.sin_port = htons(port);
+    return true;
+}
+
+////////////////////////////////////////////////////////////////////
+// Function name : clear
+// Description   : Set the internal values to a suitable known value
+////////////////////////////////////////////////////////////////////
+inline void Socket_Address::clear()
+{
+    _addr.sin_family = AF_INET;
+    _addr.sin_addr.s_addr = INADDR_ANY;
+    _addr.sin_port = htons(0);
+}
+
+////////////////////////////////////////////////////////////////////
+// Function name : get_port
+// Description   : Get the port portion as an integer
+////////////////////////////////////////////////////////////////////
+inline unsigned short Socket_Address::get_port() const
+{
+    return ntohs(_addr.sin_port);
+}
+
+////////////////////////////////////////////////////////////////////
+// Function name : get_ip
+// Description   : Return the ip address portion in dot notation string
+////////////////////////////////////////////////////////////////////
+inline std::string Socket_Address::get_ip() const
+{
+    return std::string(inet_ntoa(_addr.sin_addr));
+}
+
+////////////////////////////////////////////////////////////////////
+// Function name : get_ip_port
+// Description   : Return the ip address/port in dot notation string
+////////////////////////////////////////////////////////////////////
+inline std::string Socket_Address::get_ip_port() const
+{
+    char buf1[100];  // 100 is more than enough for any ip address:port combo..
+    sprintf(buf1, "%s:%d", inet_ntoa(_addr.sin_addr), get_port());
+    return std::string(buf1);
+}
+
+////////////////////////////////////////////////////////////////////
+// Function name : set_host
+// Description   : this function will take a port and string-based tcp address and initialize
+//      the address with the information
+//
+// Return type  : bool (address is undefined after an error)
+////////////////////////////////////////////////////////////////////
+inline bool Socket_Address::set_host(const std::string &hostname, int port) 
+{
+	struct hostent  *hp = NULL;
+	
+	//
+	// hmm inet_addr does not resolve 255.255.255.255 on ME/98 ??
+	//
+	// * HACK * ?? 
+	if(hostname  == "255.255.255.255")
+		return set_broadcast(port);
+	//
+	//
+
+	UINT32 addr =  (long)inet_addr (hostname.c_str());                
+	if(addr == INADDR_NONE)
+	{
+		hp = gethostbyname(hostname.c_str());
+		if(hp== NULL)
+			return false;
+		else
+			memcpy(&(_addr.sin_addr),hp->h_addr_list[0] ,  (unsigned int) hp->h_length);                    
+	}
+	else
+		(void) memcpy(&_addr.sin_addr,&addr,sizeof(addr));
+	
+	_addr.sin_port = htons(port);
+	_addr.sin_family = AF_INET;
+	return true;
+}
+
+//////////////////////////////////////////////////////////////
+// Function name : Socket_Address::set_host
+// Description   :
+//////////////////////////////////////////////////////////////
+inline bool Socket_Address::set_host(const std::string &hostname)
+{
+    std::string::size_type pos = hostname.find(':');
+    if (pos == std::string::npos)
+        return false;
+    
+    std::string host = hostname.substr(0, pos);
+    std::string port = hostname.substr(pos + 1, 100);;
+    
+    int port_dig = atoi(port.c_str());
+    
+    return set_host(host, port_dig);
+}
+
+//////////////////////////////////////////////////////////////
+// Function name : Socket_Address::set_host
+// Description   :
+//////////////////////////////////////////////////////////////
+inline bool Socket_Address::set_host(UINT32 in_hostname, int port)
+{
+    memcpy(&_addr.sin_addr, &in_hostname, sizeof(in_hostname));
+    _addr.sin_port = htons(port);
+    _addr.sin_family = AF_INET;
+    return true;
+}
+
+//////////////////////////////////////////////////////////////
+// Function name : <
+// Description   :
+//////////////////////////////////////////////////////////////
+inline bool Socket_Address::operator < (const Socket_Address &in) const
+{
+    if (_addr.sin_port < in._addr.sin_port)
+        return true;
+    
+    if (_addr.sin_port > in._addr.sin_port)
+        return false;
+    
+    if (_addr.sin_addr.s_addr < in._addr.sin_addr.s_addr)
+        return true;
+    
+    if (_addr.sin_addr.s_addr > in._addr.sin_addr.s_addr)
+        return false;
+    
+    
+    return (_addr.sin_family < in._addr.sin_family);
+}
+//////////////////////////////////////////////////////////////
+// Function name : isMcastRange
+// Description   : return true if the address is in the mcast range.
+//////////////////////////////////////////////////////////////
+inline bool Socket_Address::isMcastRange(void)
+{
+    UINT32  address = ntohl(_addr.sin_addr.s_addr);
+//224.0.0.0-239.255.255.255 .. e0,ef
+    if(address >= 0xe0000000 && address < 0xefffffff)
+        return true;
+    return false;
+}
+
+
+#endif //__SOCKET_ADDRESS_H__

panda/src/nativenet/socket_base.h

@@ -0,0 +1,16 @@
+#ifndef __SOCKET_BASE_H__
+#define __SOCKET_BASE_H__ 
+////////////////////////////////////////////
+// Quick way to get all the network code defined
+////////////////////////////////////////////
+#include "socket_portable.h"
+#include "socket_address.h"
+#include "socket_ip.h"
+#include "socket_tcp.h"
+#include "socket_tcp_listen.h"
+#include "socket_udp_incoming.h"
+#include "socket_udp_outgoing.h"
+#include "socket_fdset.h"
+#include "socket_selector.h"
+
+#endif //__SOCKET_BASE_H__

panda/src/nativenet/socket_fdset.h

@@ -0,0 +1,202 @@
+#ifndef __SOCKET_FDSET_H__
+#define __SOCKET_FDSET_H__ 
+
+////////////////////////////////////////////////////
+//
+//rhh
+// This class needs to be broken into 2 classes: the gathering class and the processing functions.
+// The functions should be set up as template functions
+//
+// Add a helper class socket_select. May want to totally separate the select and collect functionality
+// fits more with the normal Berkeley mind set... ** Not ** Should think about using POLL() on BSD-based systems
+//
+//////////////////////////////////////////////////////////
+#include "time_base.h"
+
+class Socket_fdset
+{
+public:
+    
+    inline Socket_fdset();
+    inline void setForSocket(const Socket_IP &incon);
+    inline bool IsSetFor(const Socket_IP & incon) const;
+    inline int WaitForRead(bool zeroFds, UINT32 sleep_time = 0xffffffff);
+    inline int WaitForWrite(bool zeroFds, UINT32 sleep_time = 0xffffffff);
+    inline int WaitForError(bool zeroFds, UINT32 sleep_time = 0xffffffff);
+    
+    
+    inline int WaitForRead(bool zeroFds, const Time_Span & timeout);
+    inline void clear();
+private:
+    inline void setForSocketNative(const SOCKET inid);
+    inline bool isSetForNative(const SOCKET inid) const;
+    
+    friend struct Socket_Selector;
+    SOCKET _maxid;
+    fd_set _the_set;
+};
+
+////////////////////////////////////////////////////////////////////
+// Function name : Socket_fdset::Socket_fdset
+// Description   : The constructor
+////////////////////////////////////////////////////////////////////
+inline Socket_fdset::Socket_fdset()
+{
+    clear();
+}
+
+////////////////////////////////////////////////////////////////////
+// Function name : Socket_fdset::setForSocketNative
+// Description   : This does the physical manipulation of the set getting read for the base call
+////////////////////////////////////////////////////////////////////
+inline void Socket_fdset::setForSocketNative(SOCKET inid)
+{
+    assert( inid >= 0);
+#ifndef WIN32
+    assert(inid < FD_SETSIZE);
+#endif
+    
+    FD_SET(inid, &_the_set);
+    if (_maxid < inid)
+        _maxid = inid;
+}
+
+////////////////////////////////////////////////////////////////////
+// Function name : Socket_fdset::isSetForNative
+// Description   :  Answer the question: was the socket marked for reading
+//      there's a subtle difference in the NSPR version: it will respond if
+//      the socket had an error
+////////////////////////////////////////////////////////////////////
+inline bool Socket_fdset::isSetForNative(SOCKET inid) const
+{
+    assert( inid >= 0);
+#ifndef WIN32
+    assert(inid < FD_SETSIZE);
+#endif
+    
+    return (FD_ISSET(inid, &_the_set) != 0);
+}
+
+////////////////////////////////////////////////////////////////////
+// Function name : Socket_fdset::IsSetFor
+// Description   : check to see if a socket object has been marked for reading
+////////////////////////////////////////////////////////////////////
+inline bool Socket_fdset::IsSetFor(const Socket_IP & incon) const
+{
+    return isSetForNative(incon.GetSocket());
+}
+
+////////////////////////////////////////////////////////////////////
+// Function name : WaitForRead
+// Description   :
+////////////////////////////////////////////////////////////////////
+inline int Socket_fdset::WaitForRead(bool zeroFds, UINT32 sleep_time)
+{
+    int retVal = 0;
+    if (sleep_time == 0xffffffff) 
+    {
+        retVal = DO_SELECT(_maxid + 1, &_the_set, NULL, NULL, NULL);
+    }
+    else 
+    {
+        timeval timeoutValue;
+        timeoutValue.tv_sec = sleep_time / 1000;
+        timeoutValue.tv_usec = (sleep_time % 1000) * 1000;
+        
+        retVal = DO_SELECT(_maxid + 1, &_the_set, NULL, NULL, &timeoutValue);
+    }
+    if (zeroFds)
+        clear();
+    
+    return retVal;
+}
+
+//////////////////////////////////////////////////////////////
+// Function name :  Socket_fdset::WaitForRead
+// Description   :
+//////////////////////////////////////////////////////////////
+inline int Socket_fdset::WaitForRead(bool zeroFds, const Time_Span & timeout)
+{
+    timeval localtv = timeout.GetTval();
+    
+    int retVal = DO_SELECT(_maxid + 1, &_the_set, NULL, NULL, &localtv);
+    if (zeroFds)
+        clear();
+    
+    return retVal;
+}
+
+////////////////////////////////////////////////////////////////////
+// Function name :  Socket_fdset::zeroOut
+// Description   :  Marks the content as empty
+////////////////////////////////////////////////////////////////////
+inline void Socket_fdset::clear()
+{
+    _maxid = 0;
+    FD_ZERO(&_the_set);
+}
+
+////////////////////////////////////////////////////////////////////
+// Function name : Socket_fdset::setForSocket
+// Description   :
+////////////////////////////////////////////////////////////////////
+inline void Socket_fdset::setForSocket(const Socket_IP &incon)
+{
+    setForSocketNative(incon.GetSocket());
+}
+
+////////////////////////////////
+////////////////////////////////////////////////////////////////////
+// Function name : Socket_fdset::WaitForWrite
+// Description   : This is the function that will wait till
+//      one of the sockets is ready for writing
+////////////////////////////////////////////////////////////////////
+inline int Socket_fdset::WaitForWrite(bool zeroFds, UINT32 sleep_time)
+{
+    int retVal = 0;
+    if (sleep_time == 0xffffffff) 
+    {
+        retVal = DO_SELECT(_maxid + 1, NULL, &_the_set, NULL, NULL);
+    }
+    else 
+    {
+        timeval timeoutValue;
+        timeoutValue.tv_sec = sleep_time / 1000;
+        timeoutValue.tv_usec = (sleep_time % 1000) * 1000;
+        
+        retVal = DO_SELECT(_maxid + 1, NULL, &_the_set, NULL, &timeoutValue);
+    }
+    if (zeroFds)
+        clear();
+    
+    return retVal;
+}
+
+//////////////////////////////////////////////////////////////
+// Function name : Socket_fdset::WaitForError
+// Description   : This is the function that will wait till
+//      one of the sockets is in error state
+//////////////////////////////////////////////////////////////
+inline int Socket_fdset::WaitForError(bool zeroFds, UINT32 sleep_time)
+{
+    int retVal = 0;
+    if (sleep_time == 0xffffffff) 
+    {
+        retVal = DO_SELECT(_maxid + 1, NULL, NULL, &_the_set, NULL);
+    }
+    else 
+    {
+        timeval timeoutValue;
+        timeoutValue.tv_sec = sleep_time / 1000;
+        timeoutValue.tv_usec = (sleep_time % 1000) * 1000;
+        
+        retVal = DO_SELECT(_maxid + 1, NULL, NULL, &_the_set, &timeoutValue);
+    }
+    if (zeroFds)
+        clear();
+    
+    return retVal;
+}
+
+
+#endif //__SOCKET_FDSET_H__

panda/src/nativenet/socket_ip.h

@@ -0,0 +1,247 @@
+#ifndef __SOCKET_IP_H__
+#define __SOCKET_IP_H__
+
+// forward declarations for friends...
+class Socket_TCP;
+class Socket_UDP;
+class Socket_TCP_Listen;
+class Socket_UDP_Incoming;
+class Socket_UDP_Outgoing;
+/////////////////////////////////////////////////////////////////////
+// Class : Socket_IP
+//
+// Description : Base functionality for a INET domain Socket
+//     this call should be the starting point for all other
+//     unix domain sockets
+//
+//
+//                                       SocketIP
+//                                          |
+//       -------------------------------------------------------------------
+//       |             |                       |                           |
+//     SocketTCP     SocketTCP_Listen    SocketUDP_Incoming   SocketUDP_OutBound
+//
+//
+//
+// socket_fdset
+//
+/////////////////////////////////////////////////////////////////////
+class Socket_IP
+{
+public:
+PUBLISHED:
+
+    inline Socket_IP();
+    inline Socket_IP(SOCKET in);
+    virtual ~Socket_IP();
+    
+    inline void Close();
+    inline static int GetLastError();
+    inline int SetNonBlocking();
+    inline int SetBlocking();
+    inline bool SetReuseAddress();
+    inline bool Active();
+    inline int SetRecvBufferSize(int size);
+    inline void SetSocket(SOCKET ins);
+    inline SOCKET GetSocket();
+    inline SOCKET GetSocket() const;
+    inline Socket_Address GetPeerName(void) const;
+
+
+    inline static int InitNetworkDriver() { return init_network(); };
+
+public:
+private:
+    inline bool ErrorClose();
+    
+    SOCKET _socket;   // see socket_portable.h
+    
+    friend class Socket_TCP;
+    friend class Socket_UDP;
+    friend class Socket_TCP_Listen;
+    friend class Socket_UDP_Incoming;
+    friend class Socket_UDP_Outgoing;
+    friend class Socket_TCP_SSL;
+};
+
+////////////////////////////////////////////////////////////////////
+// Function name : Socket_IP::ErrorClose
+// Description   : Used by internal to force a close
+//      note that it always returns a false
+////////////////////////////////////////////////////////////////////
+inline bool Socket_IP::ErrorClose()
+{
+    if (Active())
+        DO_CLOSE(_socket);
+    _socket = BAD_SOCKET;
+    return false;
+}
+
+////////////////////////////////////////////////////////////////////
+// Function name : Socket_IP::Active
+// Description   : Ask if the socket is open (allocated)
+////////////////////////////////////////////////////////////////////
+inline bool Socket_IP::Active()
+{
+    return (_socket != BAD_SOCKET);
+}
+
+////////////////////////////////////////////////////////////////////
+// Function name : Socket_IP::Socket_IP
+// Description   :  Def Constructor
+////////////////////////////////////////////////////////////////////
+inline Socket_IP::Socket_IP()
+{
+    _socket = BAD_SOCKET;
+}
+
+////////////////////////////////////////////////////////////////////
+// Function name : Socket_IP::SetSocket
+// Description   : Assigns an existing socket to this class
+////////////////////////////////////////////////////////////////////
+inline Socket_IP::Socket_IP(SOCKET ins)
+{
+    _socket = ins;
+}
+
+////////////////////////////////////////////////////////////////////
+// Function name : Socket_IP::~Socket_IP
+// Description   : Destructor
+////////////////////////////////////////////////////////////////////
+inline Socket_IP::~Socket_IP()
+{
+    Close();
+}
+
+////////////////////////////////////////////////////////////////////
+// Function name : Socket_IP::Close
+// Description   : closes a socket if it is open (allocated)
+////////////////////////////////////////////////////////////////////
+inline void Socket_IP::Close()
+{
+    if (Active())
+        DO_CLOSE(_socket);
+    _socket = BAD_SOCKET;
+}
+
+////////////////////////////////////////////////////////////////////
+// Function name : Socket_IP::GetLastError
+// Description   : gets the last errcode from a socket operation
+////////////////////////////////////////////////////////////////////
+inline int Socket_IP::GetLastError()
+{
+    return GETERROR();
+}
+
+////////////////////////////////////////////////////////////////////
+// Function name : Socket_IP::SetSocket
+// Description   : Assigns an existing socket to this class
+////////////////////////////////////////////////////////////////////
+inline void Socket_IP::SetSocket(SOCKET ins)
+{
+    Close();
+    _socket = ins;
+}
+
+////////////////////////////////////////////////////////////////////
+// Function name : Socket_IP::SetRecvBufferSize
+// Description   : Ok it sets the recv buffer size for both tcp and UDP
+////////////////////////////////////////////////////////////////////
+int Socket_IP::SetRecvBufferSize(int insize)
+{
+    if (setsockopt(_socket, (int) SOL_SOCKET, (int) SO_RCVBUF, (char *) &insize, sizeof(int)))
+        return BASIC_ERROR;
+    
+    return ALL_OK;
+}
+
+////////////////////////////////////////////////////////////////////
+// Function name : SetNonBlocking
+// Description   : this function will throw a socket into non-blocking mode
+////////////////////////////////////////////////////////////////////
+inline int Socket_IP::SetNonBlocking()
+{
+#ifdef BSDBLOCK
+    
+    int flags = fcntl(_socket, F_GETFL, 0);
+    flags = flags | O_NONBLOCK;
+    fcntl(_socket, F_SETFL, flags);
+    return ALL_OK;
+#else
+    unsigned long  val = LOCAL_NONBLOCK;
+    unsigned lanswer = 0;
+    lanswer = SOCKIOCTL(_socket, LOCAL_FL_SET, &val);
+    if (lanswer != 0)
+        return BASIC_ERROR;
+    return ALL_OK;
+    
+#endif
+}
+
+////////////////////////////////////////////////////////////////////
+// Function name : Socket_IP::SetBlocking
+// Description   : Set the socket to block on subsequent calls to
+//      socket functions that address this socket
+////////////////////////////////////////////////////////////////////
+inline int Socket_IP::SetBlocking()
+{
+#ifdef BSDBLOCK
+    int flags = fcntl(_socket, F_GETFL, 0);
+    flags &= ~O_NONBLOCK;
+    fcntl(_socket, F_SETFL, flags);
+    return ALL_OK;
+#else
+    unsigned long  val = 0;
+    unsigned lanswer = 0;
+    lanswer = SOCKIOCTL(_socket, LOCAL_FL_SET, &val);
+    if (lanswer != 0)
+        return BASIC_ERROR;
+    return ALL_OK;
+#endif
+}
+
+////////////////////////////////////////////////////////////////////
+// Function name :  SetReuseAddress
+// Description     :  Informs a socket to reuse IP address as needed
+////////////////////////////////////////////////////////////////////
+inline bool Socket_IP::SetReuseAddress()
+{
+    int bOption = 1;
+    if (setsockopt(_socket, SOL_SOCKET, SO_REUSEADDR, (const char *)&bOption, sizeof(bOption)) != 0)
+        return false;
+    return true;
+}
+
+////////////////////////////////////////////////////////////////////
+// Function name : Socket_IP::GetSocket
+// Description   : Gets the base socket type
+////////////////////////////////////////////////////////////////////
+inline SOCKET Socket_IP::GetSocket()
+{
+    return _socket;
+}
+
+//////////////////////////////////////////////////////////////
+// Function name : Socket_IP::GetSocket
+// Description   : Get The RAW file id of the socket
+//////////////////////////////////////////////////////////////
+inline SOCKET Socket_IP::GetSocket() const
+{
+    return _socket;
+}
+//////////////////////////////////////////////////////////////
+// Function name : Socket_IP::GetPeerName
+// Description   : Wrapper on berkly getpeername...
+//////////////////////////////////////////////////////////////
+inline Socket_Address Socket_IP::GetPeerName(void) const
+{
+    sockaddr_in name;
+    socklen_t      name_len = sizeof(name);
+    memset(&name,0,name_len);
+
+    getpeername(_socket,(sockaddr * )&name,&name_len);
+    return Socket_Address(name);
+}
+
+
+#endif //__SOCKET_IP_H__

panda/src/nativenet/socket_portable.h

@@ -0,0 +1,366 @@
+#ifndef __SOCKET_PORTABLE_H__
+#define __SOCKET_PORTABLE_H__ 
+//////////////////////////////////////////////////////////////////
+// Lots of stuff to make network socket-based io transparent across multiple
+//  platforms
+//////////////////////////////////////////////////////////////////
+
+const int ALL_OK = 0;
+const int BASIC_ERROR = -1;
+
+/************************************************************************
+* HP SOCKET LIBRARY STUFF
+************************************************************************/
+#if defined(HP_SOCK)
+
+#ifndef _INCLUDE_HPUX_SOURCE
+#define _INCLUDE_HPUX_SOURCE
+#define _INCLUDE_POSIX_SOURCE
+#define _INCLUDE_XOPEN_SOURCE
+#endif
+#include <sys/socket.h>
+#include <sys/time.h>
+#include <netinet/in.h>
+#include <netdb.h>
+#include <errno.h>
+
+#define socket_read read
+#define socket_write write
+#define socket_close close
+
+#define DO_CONNECT(a,b,c)   connect(a,b,c)
+#define DO_SOCKET_READ(a,b,c,d)     socket_read(a,b,c)
+#define DO_SOCKET_WRITE(a,b,c,d)    socket_write(a,b,c)
+
+#define GETERROR()                  errno
+
+
+#define  SOCKIOCTL       ioctl
+typedef unsigned long SOCKET;
+#define BAD_SOCKET 0xffffffff
+
+
+/************************************************************************
+* WINSOCK 32 bit STUFF
+************************************************************************/
+#elif defined(WIN32) || defined(WIN32_VC)
+#include <winsock2.h>
+#include <Ws2tcpip.h>
+
+
+inline int DO_SELECT(SOCKET n, fd_set *readfds, fd_set *writefds, fd_set *exceptfds,struct timeval *timeout)
+{
+    return select((int) n, readfds, writefds, exceptfds,timeout);
+}
+
+inline int DO_CONNECT( const SOCKET a, const struct sockaddr_in *b)
+{
+    return connect(a, reinterpret_cast<const struct ::sockaddr *>(b), sizeof(sockaddr));
+}
+inline int DO_SOCKET_READ(const SOCKET a, char * buf, const int size)
+{
+    return recv(a, buf, size, 0);
+}
+inline int DO_SOCKET_WRITE(const SOCKET a, const char * buff, const int len)
+{
+    return send(a, buff, len, 0);
+}
+inline int DO_SOCKET_WRITE_TO(const SOCKET a, const char * buffer, const int buf_len, const sockaddr_in * addr)
+{
+    return sendto(a, buffer, buf_len, 0, reinterpret_cast<const struct ::sockaddr *>(addr), sizeof(sockaddr));
+}
+inline SOCKET DO_NEWUDP()
+{
+    return socket(AF_INET, SOCK_DGRAM, 0);
+}
+inline SOCKET DO_NEWTCP()
+{
+    return socket(AF_INET, SOCK_STREAM, 0);
+}
+inline int DO_BIND(const SOCKET a, const sockaddr_in *b)
+{
+    return bind(a, reinterpret_cast<const struct ::sockaddr *>(b), sizeof(sockaddr));
+}
+inline int DO_CLOSE(const SOCKET a)
+{
+    return closesocket(a);
+}
+inline SOCKET DO_ACCEPT(SOCKET sck, sockaddr_in * adr)
+{
+    int adrlen = sizeof(sockaddr);
+    return accept(sck, reinterpret_cast<sockaddr *>(adr), &adrlen);
+};
+inline int DO_RECV_FROM(SOCKET sck, char * data, int len, sockaddr_in * addr)
+{
+    int plen = sizeof(sockaddr);
+    return recvfrom(sck, data, len, 0, reinterpret_cast<sockaddr *>(addr), &plen);
+}
+inline int DO_LISTEN(const SOCKET a, const int size)
+{
+    return listen(a, size);
+}
+
+inline int GETERROR()
+{
+    return WSAGetLastError();
+}
+
+inline int SOCKIOCTL(const SOCKET s, const long flags, unsigned long * val)
+{
+    return ioctlsocket(s, flags, val);
+}
+
+inline int init_network()
+{
+    static struct WSAData mydata;
+    int answer = WSAStartup(0x0101, &mydata);
+    if (answer != 0)
+        return BASIC_ERROR;
+    
+    return ALL_OK;
+}
+
+inline bool do_shutdown_send(SOCKET s)
+{
+    return (shutdown(s,SD_SEND) == 0);
+};
+
+typedef  int socklen_t  ;
+const long LOCAL_NONBLOCK = 1;
+const long LOCAL_FL_SET = FIONBIO ;
+const int LOCAL_BLOCKING_ERROR = WSAEWOULDBLOCK;
+const int LOCAL_CONNECT_BLOCKING = WSAEWOULDBLOCK;
+const int LOCAL_NOTCONNECTED_ERROR = WSAENOTCONN;
+const int LOCAL_TIMEOUT_ERROR = WSAETIMEDOUT;
+const SOCKET BAD_SOCKET = 0xffffffff;
+
+/************************************************************************
+* Solaris 2.6 and Irix 6.4 STUFF
+************************************************************************/
+#elif defined(SunOS) || defined(SUNNEW) || defined(IRIX64)
+
+#include <sys/types.h>
+#include <sys/time.h>
+#include <sys/socket.h>
+#include <sys/ioctl.h>
+#include <sys/filio.h>
+#include <netinet/in.h>
+#include <netdb.h>
+#include <errno.h>
+#include <fcntl.h>
+#include <signal.h>
+#include <unistd.h>
+#include <string.h>
+#include <netinet/in_systm.h>
+#include <netinet/ip.h>
+#include <netinet/in.h>
+#include <arpa/inet.h>
+
+typedef int SOCKET;
+const SOCKET BAD_SOCKET = 0xffffffff;
+
+//#define DO_CONNECT(a,b)               connect(a,(sockaddr *)b,sizeof(sockaddr))
+//#define DO_SOCKET_READ(a,b,c)         recv(a,b,c,0)
+//#define DO_SOCKET_WRITE(a,b,c)        send(a,b,c,0)
+
+inline int DO_CONNECT(const SOCKET a, const sockaddr_in *b)
+{
+    return connect(a, reinterpret_cast<const struct ::sockaddr *>(b), sizeof(sockaddr));
+}
+inline int DO_SOCKET_READ(const SOCKET a, char * buf, const int size)
+{
+    return recv(a, buf, size, 0);
+}
+inline int DO_SOCKET_WRITE(const SOCKET a, const char * buff, const int len)
+{
+    return send(a, buff, len, 0);
+}
+
+//#define DO_SOCKET_WRITE_TO(a,b,c,d)   sendto(a,b,c,0,(sockaddr *)d,sizeof(sockaddr))
+//#define DO_NEWUDP()          socket(AF_INET, SOCK_DGRAM, 0)
+//#define DO_NEWTCP()       socket(AF_INET, SOCK_STREAM, 0)
+//#define DO_BIND(a,b)      bind(a,(sockaddr *)b,sizeof(sockaddr))
+//#/define DO_CLOSE(a)       close(a)
+inline int DO_SOCKET_WRITE_TO(const SOCKET a, const char * buffer, const int buf_len, const sockaddr_in * addr)
+{
+    return sendto(a, buffer, buf_len, 0, reinterpret_cast<const struct ::sockaddr *>(addr), sizeof(sockaddr));
+}
+inline SOCKET DO_NEWUDP()
+{
+    return socket(AF_INET, SOCK_DGRAM, 0);
+}
+inline SOCKET DO_NEWTCP()
+{
+    return socket(AF_INET, SOCK_STREAM, 0);
+}
+inline int DO_BIND(const SOCKET a, const sockaddr_in *b)
+{
+    return bind(a, reinterpret_cast<const struct ::sockaddr *>(b), sizeof(sockaddr));
+}
+inline int DO_CLOSE(const SOCKET a)
+{
+    return close(a);
+}
+inline int DO_ACCEPT(SOCKET sck, sockaddr_in * adr)
+{
+    int adrlen = sizeof(sockaddr);
+    return accept(sck, ( sockaddr *)adr, &adrlen);
+};
+
+inline int DO_RECV_FROM(SOCKET sck, char * data, int len, sockaddr_in * addr)
+{
+    int plen = sizeof(sockaddr);
+    return recvfrom(sck, data, len, 0, (sockaddr *)addr, &plen);
+}
+inline int DO_LISTEN(const SOCKET a, const int size)
+{
+    return listen(a, size);
+}
+
+inline int GETERROR()
+{
+    return errno;
+}
+
+inline int SOCKIOCTL(const SOCKET s, const long flags, void * val)
+{
+    return ioctl(s, flags, val);
+}
+
+inline int init_network()
+{
+    return ALL_OK;
+}
+#ifndef INADDR_NONE
+const INADDR_NONE = -1;
+#endif
+
+const long LOCAL_NONBLOCK = 1;
+const long LOCAL_FL_SET = FIONBIO ;
+const int LOCAL_BLOCKING_ERROR = EAGAIN;
+const int LOCAL_CONNECT_BLOCKING = EINPROGRESS;
+
+/************************************************************************
+* LINUX and FreeBSD STUFF
+************************************************************************/
+
+#elif defined(Linux) || defined(FreeBSD) ||defined(LINUX)
+
+#include <sys/types.h>
+#include <sys/time.h>
+#include <sys/socket.h>
+#include <sys/ioctl.h>
+#include <netinet/in.h>
+#include <netdb.h>
+#include <errno.h>
+#include <fcntl.h>
+#include <signal.h>
+#include <unistd.h>
+#include <stdio.h>
+#include <netinet/in_systm.h>
+#include <netinet/tcp.h>
+#include <netinet/ip.h>
+#include <netinet/in.h>
+#include <arpa/inet.h>
+#include <unistd.h>
+
+typedef int SOCKET;
+const SOCKET BAD_SOCKET = -1;
+inline int DO_SELECT(SOCKET n, fd_set *readfds, fd_set *writefds, fd_set *exceptfds,struct timeval *timeout)
+{
+    return select((int) n, readfds, writefds, exceptfds,timeout);
+}
+
+inline int DO_CONNECT(const SOCKET a, const sockaddr_in *b)
+{
+    return connect(a, reinterpret_cast<const struct ::sockaddr *>(b), sizeof(sockaddr));
+}
+inline int DO_SOCKET_READ(const SOCKET a, char * buf, const int size)
+{
+    return recv(a, buf, size, 0);
+}
+inline int DO_SOCKET_WRITE(const SOCKET a, const char * buff, const int len)
+{
+    return send(a, buff, len, 0);
+}
+///////////////////////////////////////////////
+inline int DO_SOCKET_WRITE_TO(const SOCKET a, const char * buffer, const int buf_len, const sockaddr_in * addr)
+{
+    return sendto(a, buffer, buf_len, 0, reinterpret_cast<const struct ::sockaddr *>(addr), sizeof(sockaddr));
+}
+inline SOCKET DO_NEWUDP()
+{
+    return socket(AF_INET, SOCK_DGRAM, 0);
+}
+inline SOCKET DO_NEWTCP()
+{
+    return socket(AF_INET, SOCK_STREAM, 0);
+}
+inline int DO_BIND(const SOCKET a, const sockaddr_in *b)
+{
+    return bind(a, reinterpret_cast<const struct ::sockaddr *>(b), sizeof(sockaddr));
+}
+inline int DO_CLOSE(const SOCKET a)
+{
+    return close(a);
+}
+
+inline int DO_ACCEPT(SOCKET sck, sockaddr_in * adr)
+{
+    unsigned int adrlen = sizeof(sockaddr);
+    return accept(sck, ( sockaddr *)adr, &adrlen);
+};
+
+inline int DO_RECV_FROM(SOCKET sck, char * data, int len, sockaddr_in * addr)
+{
+    unsigned int plen = sizeof(sockaddr);
+    return recvfrom(sck, data, len, 0, (sockaddr *)addr, &plen);
+}
+
+
+inline int init_network()
+{
+    signal(SIGPIPE, SIG_IGN); // hmm do i still need this ...
+    return ALL_OK;
+}
+
+inline int DO_LISTEN(const SOCKET a, const int size)
+{
+    return listen(a, size);
+}
+
+inline int GETERROR()
+{
+    return errno;
+}
+
+inline int SOCKIOCTL(const SOCKET s, const long flags, void * val)
+{
+    return ioctl(s, flags, val);
+}
+
+inline bool do_shutdown_send(SOCKET s)
+{
+    return (shutdown(s,SHUT_WR) == 0);
+};
+
+
+#define  BSDBLOCK
+
+
+const long LOCAL_NONBLOCK = 1;
+const long LOCAL_FL_SET = FIONBIO ;
+const int LOCAL_BLOCKING_ERROR = EAGAIN;
+const int LOCAL_CONNECT_BLOCKING = EINPROGRESS;
+
+#else 
+/************************************************************************
+* NO DEFINITION => GIVE COMPILATION ERROR
+************************************************************************/
+No Host Type defined !!
+#error  Fatal
+#endif
+
+
+
+#endif //__SOCKET_PORTABLE_H__

panda/src/nativenet/socket_selector.h

@@ -0,0 +1,88 @@
+#ifndef __SOCKET_SELECTOR_H__
+#define __SOCKET_SELECTOR_H__
+
+////////////////////////////////////////////////////
+// This is a structure on purpose. only used as a helper class to save on typing
+//
+////////////////////////////////////////////////////
+struct Socket_Selector
+{
+    Socket_fdset _read;
+    Socket_fdset _write;
+    Socket_fdset _error;
+    int         _answer;
+    
+    Socket_Selector() : _answer( -1)
+    {
+    }
+    
+    Socket_Selector(const Socket_fdset &fd) : _read(fd), _write(fd), _error(fd) , _answer( -1)
+    {
+    }
+    
+    int WaitFor(const Time_Span &timeout);
+    int WaitFor_All(const Socket_fdset & fd, const Time_Span & timeout);
+    int WaitFor_Read_Error(const Socket_fdset & fd, const Time_Span & timeout);
+    int WaitFor_Write_Error(const Socket_fdset & fd, const Time_Span & timeout);
+};
+
+//////////////////////////////////////////////////////////////
+// Function name : Socket_Selector::WaitFor
+// Description   : This function is the reason this call exists..
+//      It will wait for a read, write or error condition
+//      on a socket or it will time out
+//////////////////////////////////////////////////////////////
+inline int Socket_Selector::WaitFor(const Time_Span &timeout)
+{
+    SOCKET local_max = 0;
+    if (local_max < _read._maxid)
+        local_max = _read._maxid;
+    if (local_max < _write._maxid)
+        local_max = _write._maxid;
+    if (local_max < _error._maxid)
+        local_max = _error._maxid;
+    
+    timeval localtv = timeout.GetTval();
+    _answer = DO_SELECT(local_max + 1, &_read._the_set, &_write._the_set, &_error._the_set, &localtv);
+    return _answer;
+}
+
+//////////////////////////////////////////////////////////////
+// Function name : Socket_Selector::WaitFor_All
+// Description     : Helper function to utilize the WaitFor function
+//////////////////////////////////////////////////////////////
+inline int Socket_Selector::WaitFor_All(const Socket_fdset & fd, const Time_Span & timeout)
+{
+    _read = fd;
+    _write = fd;
+    _error = fd;
+    return WaitFor(timeout);
+}
+
+//////////////////////////////////////////////////////////////
+// Function name : Socket_Selector::WaitFor_Read_Error
+// Description     : Helper function for WaitFor
+//      Only looks for readability and errors
+//////////////////////////////////////////////////////////////
+inline int Socket_Selector::WaitFor_Read_Error(const Socket_fdset & fd, const Time_Span & timeout)
+{
+    _read = fd;
+    _write.clear();
+    _error = fd;
+    return WaitFor(timeout);
+}
+
+//////////////////////////////////////////////////////////////
+// Function name : Socket_Selector::WaitFor_Write_Error
+// Description     : Helper function for WaitFor
+//      Only looks for writability and errors
+//////////////////////////////////////////////////////////////
+inline int Socket_Selector::WaitFor_Write_Error(const Socket_fdset & fd, const Time_Span & timeout)
+{
+    _read.clear();
+    _write = fd;
+    _error = fd;
+    return WaitFor(timeout);
+}
+
+#endif //__SOCKET_SELECTOR_H__

panda/src/nativenet/socket_tcp.h

@@ -0,0 +1,223 @@
+#ifndef __SOCKET_TCP_H__
+#define __SOCKET_TCP_H__ 
+
+/////////////////////////////////////////////////////////////////////
+// Class : Socket_TCP
+//
+// Description : Base functionality for a TCP connected socket
+//               This class is pretty useless by itself but it does hide some of the
+//               platform differences from machine to machine
+//
+/////////////////////////////////////////////////////////////////////
+class Socket_TCP : public Socket_IP
+{
+public:    
+PUBLISHED:
+    inline Socket_TCP(SOCKET);
+    inline Socket_TCP()    {   };    
+    inline int  SetNoDelay();
+    inline int  SetLinger(int interval_seconds = 0);
+    inline int  DontLinger();    
+    inline int  SetSendBufferSize(int insize);
+    inline bool ActiveOpen(const Socket_Address & theaddress);
+    inline bool ActiveOpenNonBlocking(const Socket_Address & theaddress);
+    inline bool ErrorIs_WouldBlocking(int err);
+    inline bool ShutdownSend();
+    inline int SendData(const std::string &str);
+//    inline int RecvData( std::string &str, int max_len);
+
+    std::string RecvData(int max_len);
+public:
+    inline int  SendData(const char * data, int size);
+    inline int  RecvData(char * data, int size);
+};
+
+//////////////////////////////////////////////////////////////
+// Function name : Socket_TCP::Socket_TCP
+// Description   :
+//////////////////////////////////////////////////////////////
+inline Socket_TCP::Socket_TCP(SOCKET sck) : ::Socket_IP(sck)
+{
+}
+
+////////////////////////////////////////////////////////////////////
+// Function name : SetNoDelay
+// Description   : Disable Nagle algorithm. Don't delay send to coalesce packets
+////////////////////////////////////////////////////////////////////
+inline int Socket_TCP::SetNoDelay()
+{
+    int nodel = 1;
+    int ret1;
+    ret1 = setsockopt(_socket, IPPROTO_TCP, TCP_NODELAY, (char *) & nodel, sizeof(nodel));
+    
+    if (ret1 != 0)
+        return BASIC_ERROR;
+    
+    return ALL_OK;
+}
+
+////////////////////////////////////////////////////////////////////
+// Function name : SetLinger
+// Description   : will control the behavior of SO_LINGER for a TCP socket
+////////////////////////////////////////////////////////////////////
+int Socket_TCP::SetLinger(int interval_seconds)
+{
+    linger ll;
+    ll.l_linger = interval_seconds;
+    ll.l_onoff = 1;
+    int ret1 = setsockopt(_socket, SOL_SOCKET, SO_LINGER, (const char *) & ll, sizeof(linger));
+    if (ret1 != 0)
+        return BASIC_ERROR;
+    return ALL_OK;
+}
+
+////////////////////////////////////////////////////////////////////
+// Function name : Socket_TCP::DontLinger
+// Description   : Turn off the linger flag. The socket will quickly release
+//        buffered items and free up OS resources. You may lose
+//        a stream if you use this flag and do not negotiate the close
+//        at the application layer.
+////////////////////////////////////////////////////////////////////
+int Socket_TCP::DontLinger()
+{
+    linger ll;
+    ll.l_linger = 0;
+    ll.l_onoff = 0;
+    int ret1 = setsockopt(_socket, SOL_SOCKET, SO_LINGER, (const char *) & ll, sizeof(linger));
+    if (ret1 != 0)
+        return BASIC_ERROR;
+    return ALL_OK;
+}
+
+////////////////////////////////////////////////////////////////////
+// Function name : SetSendBufferSize
+// Description   : Just like it sounds. Sets a buffered socket recv buffer size.
+//      This function does not refuse ranges outside hard-coded OS
+//      limits
+////////////////////////////////////////////////////////////////////
+int Socket_TCP::SetSendBufferSize(int insize)
+{
+    if (setsockopt(_socket, (int) SOL_SOCKET, (int) SO_SNDBUF, (char *) &insize, sizeof(int)))
+        return BASIC_ERROR;
+    return ALL_OK;
+}
+
+////////////////////////////////////////////////////////////////////
+// Function name : ActiveOpen
+// Description   : This function will try and set the socket up for active open to a specified
+//       address and port provided by the input parameter
+////////////////////////////////////////////////////////////////////
+bool Socket_TCP::ActiveOpen(const Socket_Address & theaddress)
+{
+    _socket = DO_NEWTCP();
+    if (_socket == BAD_SOCKET)
+        return false;
+    
+    if (DO_CONNECT(_socket, &theaddress.GetAddressInfo()) != 0)
+        return ErrorClose();
+    
+    return true;
+}
+
+
+////////////////////////////////////////////////////////////////////
+// Function name : ActiveOpenNonBlocking
+// Description   : This function will try and set the socket up for active open to a specified
+//       address and port provided by the input parameter (non-blocking version)
+////////////////////////////////////////////////////////////////////
+bool Socket_TCP::ActiveOpenNonBlocking(const Socket_Address & theaddress)
+{
+    _socket = DO_NEWTCP();
+    if (_socket == BAD_SOCKET)
+        return false;
+    
+    SetNonBlocking();
+    SetReuseAddress();
+    
+    if (DO_CONNECT(_socket, &theaddress.GetAddressInfo()) != 0)
+        if (GETERROR() != LOCAL_CONNECT_BLOCKING)
+        {
+            printf(" None Blockign Connect Error %d",GETERROR());
+            return ErrorClose();
+        }
+        
+        return true;
+}
+
+////////////////////////////////////////////////////////////////////
+// Function name : Socket_TCP::SendData
+// Description   : Ok Lets Send the Data
+//
+// Return type  : int
+//      - if error
+//      0 if socket closed for write or lengh is 0
+//      + bytes writen ( May be smaller than requested)
+////////////////////////////////////////////////////////////////////
+inline int Socket_TCP::SendData(const char * data, int size)
+{
+    return DO_SOCKET_WRITE(_socket, data, size);
+}
+
+////////////////////////////////////////////////////////////////////
+// Function name : Socket_TCP::RecvData
+// Description   : Read the data from the connection
+//
+// Return type  : int
+//      - if error
+//      0 if socket closed for read or length is 0
+//      + bytes read ( May be smaller than requested)
+////////////////////////////////////////////////////////////////////
+inline int Socket_TCP::RecvData(char * data, int len)
+{
+    int ecode = DO_SOCKET_READ(_socket, data, len);
+    return ecode;
+}
+
+////////////////////////////////////////////////////////////////////
+// Function name : Socket_TCP::RecvData
+// Description   : Read the data from the connection
+//
+// Return type  : int
+//      - if error
+//      0 if socket closed for read or length is 0
+//      + bytes read ( May be smaller than requested)
+////////////////////////////////////////////////////////////////////
+inline std::string  Socket_TCP::RecvData(int max_len)
+{
+    std::string str;
+    char    *buffer = (char *) malloc(max_len+1);
+    int ecode  = RecvData(buffer,max_len);
+    if(ecode > 0)
+        str.assign(buffer,ecode);
+
+    free(buffer);
+    return str;
+};
+
+
+inline bool Socket_TCP::ErrorIs_WouldBlocking(int err)
+{
+    return (GETERROR() == LOCAL_BLOCKING_ERROR);
+}
+
+inline bool Socket_TCP::ShutdownSend()
+{
+    return do_shutdown_send(_socket);
+};
+
+/*
+inline bool Socket_TCP::DoNotLinger()
+{
+    int bOption = 1;
+    if (setsockopt(_socket, SOL_SOCKET, SO_DONTLINGER, (const char *)&bOption, sizeof(bOption)) != 0)
+        return false;
+    return true;
+}
+*/
+
+inline int Socket_TCP::SendData(const std::string &str)
+{
+    return SendData(str.data(), str.size());
+};
+
+#endif //__SOCKET_TCP_H__

panda/src/nativenet/socket_tcp_listen.h

@@ -0,0 +1,62 @@
+#ifndef __SOCKET_TCP_LISTEN_H__
+#define __SOCKET_TCP_LISTEN_H__
+
+/////////////////////////////////////////////////////////////////////
+// Class : Socket_TCP_Listen
+// Description : Base functionality for a TCP rendezvous socket
+/////////////////////////////////////////////////////////////////////
+class Socket_TCP_Listen : public Socket_IP
+{
+public:
+PUBLISHED:
+    Socket_TCP_Listen() {};
+    ~Socket_TCP_Listen() {};
+    inline bool OpenForListen(Socket_Address & Inaddess, int backlog_size = 1024);
+    inline bool GetIncomingConnection(Socket_TCP & newsession, Socket_Address &address);    
+public:
+    inline bool GetIncomingConnection(SOCKET & newsession, Socket_Address &address);
+};
+
+////////////////////////////////////////////////////////////////////
+// Function name : OpenForListen
+// Description   : This function will initialize a listening Socket
+////////////////////////////////////////////////////////////////////
+inline bool Socket_TCP_Listen::OpenForListen(Socket_Address & Inaddess, int backlog_size )
+{
+    ErrorClose();
+    _socket = DO_NEWTCP();
+    
+    SetReuseAddress();
+    
+    if (DO_BIND(_socket, &Inaddess.GetAddressInfo()) != 0)
+        return ErrorClose();
+    
+    if (DO_LISTEN(_socket, backlog_size) != 0)
+        return ErrorClose();
+    
+    return true;
+}
+////////////////////////////////////////////////////////////////////
+// Function name : GetIncomingConnection
+// Description   : This function is used to accept new connections
+////////////////////////////////////////////////////////////////////
+inline bool Socket_TCP_Listen::GetIncomingConnection(SOCKET & newsession, Socket_Address &address)
+{
+    newsession = DO_ACCEPT(_socket, &address.GetAddressInfo());
+    if (newsession == BAD_SOCKET)
+        return false;
+    return true;
+}
+
+
+inline bool Socket_TCP_Listen::GetIncomingConnection(Socket_TCP & newsession, Socket_Address &address)
+{
+    SOCKET sck;
+    if(!GetIncomingConnection(sck,address))
+        return false;
+
+    newsession.SetSocket(sck);
+    return true;
+}
+
+#endif //__SOCKET_TCP_LISTEN_H__

panda/src/nativenet/socket_tcp_ssl.h

@@ -0,0 +1,304 @@
+#ifndef __SOCKET_TCP_SSL_H__
+#define __SOCKET_TCP_SSL_H__ 
+
+/////////////////////////////////////////////////////////////////////
+// Class : Socket_TCP
+//
+// Description : Base functionality for a TCP connected socket
+//               This class is pretty useless by itself but it does hide some of the
+//               platform differences from machine to machine
+//
+/////////////////////////////////////////////////////////////////////
+#include <openssl/rsa.h>       /* SSLeay stuff */
+#include <openssl/crypto.h>
+#include <openssl/x509.h>
+#include <openssl/pem.h>
+#include <openssl/ssl.h>
+#include <openssl/err.h>
+
+
+
+extern SSL_CTX *global_ssl_ctx;
+
+
+struct SSlStartup
+{
+   SSlStartup()
+   {
+        SSL_METHOD *meth;
+        SSLeay_add_ssl_algorithms();
+        //meth = SSLv23_server_method();
+        meth = SSLv23_method();
+        SSL_load_error_strings();
+        global_ssl_ctx = SSL_CTX_new (meth);                        
+   }
+
+   ~SSlStartup()
+   {
+        SSL_CTX_free (global_ssl_ctx);    
+        global_ssl_ctx = NULL;
+   }
+   
+
+   bool isactive() { return global_ssl_ctx != NULL; };
+};
+
+
+class Socket_TCP_SSL : public Socket_IP
+{
+public:
+    
+    inline Socket_TCP_SSL(SOCKET);
+    inline Socket_TCP_SSL() : _ssl(NULL) {}
+
+    virtual inline ~Socket_TCP_SSL()
+    {
+        CleanSslUp();
+    }
+    
+    inline int SetNoDelay();
+    inline int SetLinger(int interval_seconds = 0);
+    inline int DontLinger();
+    
+    inline int SetSendBufferSize(int insize);
+    inline bool ActiveOpen(const Socket_Address & theaddress);
+    inline int SendData(const char * data, int size);
+    inline int RecvData(char * data, int size);
+    inline bool ErrorIs_WouldBlocking(int err);
+
+    inline SSL * get_ssl() { return _ssl; };
+
+    inline void DetailErrorFormat(void);
+private:
+      SSL*     _ssl;
+
+        void CleanSslUp()
+        {
+            if(_ssl != NULL)
+            {
+                SSL_shutdown(_ssl);
+                SSL_free(_ssl);
+                _ssl = NULL;
+            }
+        }
+};
+
+//////////////////////////////////////////////////////////////
+// Function name : Socket_TCP_SSL::Socket_TCP_SSL
+// Description   :
+//////////////////////////////////////////////////////////////
+// right know this will only work for a 
+// accepted ie a server socket ??
+inline Socket_TCP_SSL::Socket_TCP_SSL(SOCKET sck) : ::Socket_IP(sck)
+{ 
+	SetNonBlocking(); // maybe should be blocking?
+  
+    _ssl = SSL_new (global_ssl_ctx);                         
+    if(_ssl == NULL) 
+        return;
+    SSL_set_fd (_ssl,(int)GetSocket() );
+
+    int err =  SSL_accept(_ssl);
+    ERR_clear_error();
+
+//    printf(" Ssl Accept = %d \n",err);
+}
+
+////////////////////////////////////////////////////////////////////
+// Function name : SetNoDelay
+// Description   : Disable Nagle algorithm. Don't delay send to coalesce packets
+////////////////////////////////////////////////////////////////////
+inline int Socket_TCP_SSL::SetNoDelay()
+{
+    int nodel = 1;
+    int ret1;
+    ret1 = setsockopt(_socket, IPPROTO_TCP, TCP_NODELAY, (char *) & nodel, sizeof(nodel));
+    
+    if (ret1 != 0)
+        return BASIC_ERROR;
+    
+    return ALL_OK;
+}
+
+////////////////////////////////////////////////////////////////////
+// Function name : SetLinger
+// Description   : will control the behavior of SO_LINGER for a TCP socket
+////////////////////////////////////////////////////////////////////
+int Socket_TCP_SSL::SetLinger(int interval_seconds)
+{
+    linger ll;
+    ll.l_linger = interval_seconds;
+    ll.l_onoff = 1;
+    int ret1 = setsockopt(_socket, SOL_SOCKET, SO_LINGER, (const char *) & ll, sizeof(linger));
+    if (ret1 != 0)
+        return BASIC_ERROR;
+    return ALL_OK;
+}
+
+////////////////////////////////////////////////////////////////////
+// Function name : Socket_TCP_SSL::DontLinger
+// Description   : Turn off the linger flag. The socket will quickly release
+//        buffered items and free up OS resources. You may lose
+//        a stream if you use this flag and do not negotiate the close
+//        at the application layer.
+////////////////////////////////////////////////////////////////////
+int Socket_TCP_SSL::DontLinger()
+{
+    linger ll;
+    ll.l_linger = 0;
+    ll.l_onoff = 0;
+    int ret1 = setsockopt(_socket, SOL_SOCKET, SO_LINGER, (const char *) & ll, sizeof(linger));
+    if (ret1 != 0)
+        return BASIC_ERROR;
+    return ALL_OK;
+}
+
+////////////////////////////////////////////////////////////////////
+// Function name : SetSendBufferSize
+// Description   : Just like it sounds. Sets a buffered socket recv buffer size.
+//      This function does not refuse ranges outside hard-coded OS
+//      limits
+////////////////////////////////////////////////////////////////////
+int Socket_TCP_SSL::SetSendBufferSize(int insize)
+{
+    if (setsockopt(_socket, (int) SOL_SOCKET, (int) SO_SNDBUF, (char *) &insize, sizeof(int)))
+        return BASIC_ERROR;
+    return ALL_OK;
+}
+
+////////////////////////////////////////////////////////////////////
+// Function name : ActiveOpen
+// Description   : This function will try and set the socket up for active open to a specified
+//       address and port provided by the input parameter
+////////////////////////////////////////////////////////////////////
+bool Socket_TCP_SSL::ActiveOpen(const Socket_Address & theaddress)
+{
+    _socket = DO_NEWTCP();
+    if (_socket == BAD_SOCKET)
+        return false;
+    
+    if (DO_CONNECT(_socket, &theaddress.GetAddressInfo()) != 0)
+        return ErrorClose();
+    
+
+    _ssl = SSL_new (global_ssl_ctx);                         
+    if(_ssl == NULL) 
+        return false;
+    SSL_set_fd (_ssl,(int)GetSocket() );
+    if(SSL_connect(_ssl) == -1)
+        return false;
+    return true;
+
+    //return SetSslUp();
+}
+
+////////////////////////////////////////////////////////////////////
+// Function name : Socket_TCP_SSL::SendData
+// Description   : Ok Lets Send the Data
+//
+// Return type  : int
+//      - if error
+//      0 if socket closed for write or lengh is 0
+//      + bytes writen ( May be smaller than requested)
+////////////////////////////////////////////////////////////////////
+inline int Socket_TCP_SSL::SendData(const char * data, int size)
+{
+    if(_ssl == NULL)
+        return -1;
+
+//    ERR_clear_error();
+
+    return SSL_write(_ssl, data, size);
+}
+
+////////////////////////////////////////////////////////////////////
+// Function name : Socket_TCP_SSL::RecvData
+// Description   : Read the data from the connection
+//
+// Return type  : int
+//      - if error
+//      0 if socket closed for read or length is 0
+//      + bytes read ( May be smaller than requested)
+////////////////////////////////////////////////////////////////////
+inline int Socket_TCP_SSL::RecvData(char * data, int len)
+{
+    if(_ssl == NULL)
+        return -1;
+
+    ERR_clear_error();
+
+    return SSL_read(_ssl, data, len);
+}
+
+////////////////////////////////////////////////////////////////////
+// Function name : ErrorIs_WouldBlocking
+// Description   : Is last error a blocking error ??
+//
+// Return type  : Bool
+//      True is last error was a blocking error
+////////////////////////////////////////////////////////////////////
+inline bool Socket_TCP_SSL::ErrorIs_WouldBlocking(int err)
+{
+    if(_ssl == NULL || err >= 0)
+    {
+   	    LOGWARNING("Socket_TCP_SSL::ErrorIs_WouldBlocking->Called With Error numebr %d or _ssl is NULL",err);
+        return false;
+    }
+
+    int ssl_error_code = SSL_get_error(_ssl,err);
+    bool answer = false;
+    
+    switch(ssl_error_code)
+    {
+        case SSL_ERROR_WANT_READ:
+        case SSL_ERROR_WANT_WRITE:
+        case SSL_ERROR_WANT_CONNECT:
+//        case SSL_ERROR_WANT_ACCEPT:
+            answer = true;
+            break;
+// hmm not sure we need this .. hmmmm
+        case SSL_ERROR_SYSCALL:
+            if(GETERROR() == LOCAL_BLOCKING_ERROR)
+                answer = true;
+            else
+            {
+                DetailErrorFormat();
+//                LOGWARNING("Socket_TCP_SSL::ErrorIs_WouldBlocking-> Not A blocking Error1 SSl_CODe=[%d] OS=[%d]",ssl_error_code,GETERROR());
+            }
+            break;
+        default:
+            DetailErrorFormat();
+//    	    LOGWARNING("Socket_TCP_SSL::ErrorIs_WouldBlocking-> Not A blocking Error2 SSl_CODe=[%d] OS=[%d]",ssl_error_code,GETERROR());
+            answer = false;
+            break;
+    }
+
+//    ERR_clear_error();
+    return answer;
+}
+
+inline void Socket_TCP_SSL::DetailErrorFormat(void)
+{
+    return; // turn on fir debuging
+
+    UINT32 l;
+    char buf[256];
+    char buf2[4096];
+    const char *file,*data;
+    int line,flags;
+    UINT32 es;
+
+    es=CRYPTO_thread_id();
+    while ((l=ERR_get_error_line_data(&file,&line,&data,&flags)) != 0)
+    {
+        ERR_error_string_n(l, buf, sizeof( buf) );
+        BIO_snprintf(buf2, sizeof(buf2), "***%lu:%s:%s:%d:%s\n", es, buf,file, line, (flags & ERR_TXT_STRING) ? data : "NoText");
+        LOGWARNING("Socket_TCP_SSL::DetailErrorFormat->[%s]",buf2);
+    }
+}
+#endif //__SOCKET_TCP_SSL_H__
+
+
+
+
+

panda/src/nativenet/socket_udp_incoming.h

@@ -0,0 +1,146 @@
+#ifndef __SOCKET_UDP_INCOMING_H__
+#define __SOCKET_UDP_INCOMING_H__
+/////////////////////////////////////////////////////////////////////
+// Class : Socket_UDP_Incoming
+//
+// Description : Base functionality for a UDP Reader
+//
+//
+/////////////////////////////////////////////////////////////////////
+class Socket_UDP_Incoming : public Socket_IP
+{
+public:
+PUBLISHED:
+    inline bool OpenForInput(Socket_Address & address);
+    inline bool OpenForInputMCast(Socket_Address & address );
+    inline bool GetPacket(char * data, int *max_len, Socket_Address & address);
+    inline bool SendTo(const char * data, int len, const Socket_Address & address);
+    inline bool InitNoAddress();
+    inline bool SetToBroadCast();
+};
+//////////////////////////////////////////////////////////////
+// Function name : Socket_UDP_Incoming::tToBroadCast
+// Description     : Flips the OS bits that allow for brodcast
+//      packets to com in on this port
+//
+// Return type  : bool
+// Argument         : void
+//////////////////////////////////////////////////////////////
+inline bool Socket_UDP_Incoming::SetToBroadCast()
+{
+    int optval = 1;
+    
+    if (setsockopt(_socket, SOL_SOCKET, SO_BROADCAST, (char *)&optval, sizeof(optval)) != 0)
+        return false;
+    return true;
+}
+//////////////////////////////////////////////////////////////
+// Function name : Socket_UDP_Incoming::InitNoAddress
+// Description     : Set this socket to work with out a bound external address..
+// Return type  : inline bool
+// Argument         : void
+//////////////////////////////////////////////////////////////
+inline bool Socket_UDP_Incoming::InitNoAddress()
+{
+    Close();
+    _socket = DO_NEWUDP();
+    if (_socket == BAD_SOCKET)
+        return false;
+    
+    return true;
+}
+
+////////////////////////////////////////////////////////////////////
+// Function name : Socket_UDP_Incoming::OpenForInput
+// Description     : Starts a UDP socket listening on a port
+//
+// Return type  : bool
+// Argument         : NetAddress & address
+////////////////////////////////////////////////////////////////////
+inline bool Socket_UDP_Incoming::OpenForInput(Socket_Address & address)
+{
+    Close();
+    _socket = DO_NEWUDP();
+    if (_socket == BAD_SOCKET)
+        return ErrorClose();
+    
+    if (DO_BIND(_socket, &address.GetAddressInfo()) != 0)
+        return ErrorClose();
+    
+    return true;
+}
+
+////////////////////////////////////////////////////////////////////
+// Function name : Socket_UDP_Incoming::OpenForInput
+// Description     : Starts a UDP socket listening on a port
+//
+// Return type  : bool
+// Argument         : NetAddress & address
+////////////////////////////////////////////////////////////////////
+inline bool Socket_UDP_Incoming::OpenForInputMCast(Socket_Address & address)
+{
+    Close();
+    _socket = DO_NEWUDP();
+    if (_socket == BAD_SOCKET)
+        return ErrorClose();
+
+    Socket_Address  wa1(address.get_port());        
+    if (DO_BIND(_socket, &wa1.GetAddressInfo()) != 0)
+        return ErrorClose();
+    
+     struct ip_mreq imreq;
+     memset(&imreq,0,sizeof(imreq));
+     imreq.imr_multiaddr.s_addr = address.GetAddressInfo().sin_addr.s_addr;
+     imreq.imr_interface.s_addr = INADDR_ANY; // use DEFAULT interface
+
+    int status = setsockopt(GetSocket(), IPPROTO_IP, IP_ADD_MEMBERSHIP, 
+              (const char *)&imreq, sizeof(struct ip_mreq));
+
+    if(status != 0)
+        return false;
+    return true;
+}
+
+////////////////////////////////////////////////////////////////////
+// Function name : Socket_UDP_Incoming::GetPacket
+// Description     :  Grabs a dataset off the listening UDP socket
+//      and fills in the source address information
+//
+// Return type  : bool
+// Argument         : char * data
+// Argument         : int *max_len
+// Argument         : NetAddress & address
+////////////////////////////////////////////////////////////////////
+inline bool Socket_UDP_Incoming::GetPacket(char * data, int *max_len, Socket_Address & address)
+{
+    int val = DO_RECV_FROM(_socket, data, *max_len, &address.GetAddressInfo());
+    *max_len = 0;
+    
+    if (val <= 0) 
+    {
+        if (GetLastError() != LOCAL_BLOCKING_ERROR) // im treating a blocking error as a 0 lenght read
+            return false;
+    } else
+        *max_len = val;
+    
+    return true;
+}
+
+////////////////////////////////////////////////////////////////////
+// Function name : SocketUDP_Outgoing::SendTo
+// Description     : Send data to specified address
+//
+// Return type  : inline bool
+// Argument         : char * data
+// Argument         : int len
+// Argument         : NetAddress & address
+////////////////////////////////////////////////////////////////////
+inline bool Socket_UDP_Incoming::SendTo(const char * data, int len, const Socket_Address & address)
+{
+    return (DO_SOCKET_WRITE_TO(_socket, data, len, &address.GetAddressInfo()) == len);
+}
+
+
+
+
+#endif //__SOCKET_UDP_INCOMING_H__

panda/src/nativenet/socket_udp_outgoing.h

@@ -0,0 +1,96 @@
+#ifndef __SOCKET_UDP_OUTGOING_H__
+#define __SOCKET_UDP_OUTGOING_H__
+
+/////////////////////////////////////////////////////////////////////
+// Class : Socket_UDP_Outgoing
+//
+// Description : Base functionality for a UDP Sending Socket
+//
+//
+/////////////////////////////////////////////////////////////////////
+class Socket_UDP_Outgoing : public Socket_IP
+{
+public:
+PUBLISHED:
+    // use this interface for a tagreted UDP connection
+    inline bool InitToAddress(Socket_Address & address);
+    inline bool Send(const char * data, int len);
+    // use this interface for a none tagreted UDP connection
+    inline bool InitNoAddress();
+    inline bool SendTo(const char * data, int len, const Socket_Address & address);
+    inline bool SetToBroadCast();
+};
+//////////////////////////////////////////////////////////////
+// Function name : Socket_UDP_Outgoing:SetToBroadCast
+// Description     : Ask the OS to let us receive BROADCASt packets on  this port..
+// Return type  : bool
+// Argument         : void
+//////////////////////////////////////////////////////////////
+inline bool Socket_UDP_Outgoing::SetToBroadCast()
+{
+    int optval = 1;
+    
+    if (setsockopt(_socket, SOL_SOCKET, SO_BROADCAST, (char *)&optval, sizeof(optval)) != 0)
+        return false;
+    return true;
+}
+////////////////////////////////////////////////////////////////////
+// Function name : Socket_UDP_Outgoing::InitToAddress
+// Description     : Connects the Socket to a Specified address
+//
+// Return type  : inline bool
+// Argument         : NetAddress & address
+////////////////////////////////////////////////////////////////////
+inline bool Socket_UDP_Outgoing::InitToAddress(Socket_Address & address)
+{
+    if (InitNoAddress() != true)
+        return false;
+    
+    if (DO_CONNECT(_socket, &address.GetAddressInfo()) != 0)
+        return ErrorClose();
+    
+    return true;
+}
+////////////////////////////////////////////////////////////////////
+// Function name : Socket_UDP_Outgoing::InitNoAddress
+// Description     : This will set a udp up for targeted sends..
+//
+// Return type  : inline bool
+// Argument         : void
+////////////////////////////////////////////////////////////////////
+inline bool Socket_UDP_Outgoing::InitNoAddress()
+{
+    Close();
+    _socket = DO_NEWUDP();
+    if (_socket == BAD_SOCKET)
+        return false;
+    
+    return true;
+}
+////////////////////////////////////////////////////////////////////
+// Function name : Socket_UDP_Outgoing::Send
+// Description     : Send data to connected address
+//
+// Return type  : inline bool
+// Argument         : char * data
+// Argument         : int len
+////////////////////////////////////////////////////////////////////
+inline bool Socket_UDP_Outgoing::Send(const char * data, int len)
+{
+    return (DO_SOCKET_WRITE(_socket, data, len) == len);
+}
+////////////////////////////////////////////////////////////////////
+// Function name : Socket_UDP_Outgoing::SendTo
+// Description     : Send data to specified address
+//
+// Return type  : inline bool
+// Argument         : char * data
+// Argument         : int len
+// Argument         : NetAddress & address
+////////////////////////////////////////////////////////////////////
+inline bool Socket_UDP_Outgoing::SendTo(const char * data, int len, const Socket_Address & address)
+{
+    return (DO_SOCKET_WRITE_TO(_socket, data, len, &address.GetAddressInfo()) == len);
+}
+
+#endif //__SOCKET_UDP_OUTGOING_H__

panda/src/nativenet/time_accumulator.h

@@ -0,0 +1,113 @@
+#ifndef __TIME_ACCUMULATOR_H__
+#define __TIME_ACCUMULATOR_H__
+///////////////////////////////////////////
+//
+// Think of this as a stopwatch that can be restarted. 
+//
+///////////////////////////////////////////
+class Time_Accumulator
+{
+public:
+    Time_Accumulator();
+    ~Time_Accumulator();
+
+    void Start();
+    void Stop();
+    void Reset();
+    void Set(const Time_Span & in);
+
+    Time_Span  Report();
+private:
+
+    Time_Span       _total_time;    // the collected time from previous start/stops
+    Time_Clock      *_accum_start;  // the time of day the clock started
+};
+
+//////////////////////////////////////////////////////////
+// you can set the internal accumilator to a value..
+////////////////////////////////////////////////////////
+inline void Time_Accumulator::Set(const Time_Span & in)
+{        
+    _total_time = in;
+    //
+    // this seems to make the most since .. 
+    //  if you are running the clock right know... assume the timespane you 
+    //   are passing in is inclusive.. but keep clock running..
+    //  
+    //      May need to rethink this...
+    //
+    if(_accum_start != NULL) 
+    {
+        Stop();
+        Start();
+    }
+}
+//////////////////////////////////////////////////////////////
+// Function name	: Time_Accumulator::Time_Accumulator
+// Description	    : 
+//////////////////////////////////////////////////////////////
+inline Time_Accumulator::Time_Accumulator() : _total_time(0,0,0,0,0), _accum_start(NULL)
+{
+}
+//////////////////////////////////////////////////////////////
+// Function name	: Time_Accumulator::~Time_Accumulator
+// Description	    : 
+//////////////////////////////////////////////////////////////
+inline Time_Accumulator::~Time_Accumulator()
+{
+    if(_accum_start != NULL)
+        delete _accum_start;
+}
+//////////////////////////////////////////////////////////////
+// Function name	:    void Time_Accumulator::Start
+// Description	    : 
+//////////////////////////////////////////////////////////////
+inline     void Time_Accumulator::Start() 
+{   
+    if(_accum_start == NULL)
+        _accum_start = new Time_Clock();
+}
+//////////////////////////////////////////////////////////////
+// Function name	:    void Time_Accumulator::Stop
+// Description	    : 
+//////////////////////////////////////////////////////////////
+inline     void Time_Accumulator::Stop()
+{
+    if(_accum_start != NULL)
+    {
+         Time_Span   work1(Time_Clock::GetCurrentTime() - *_accum_start);
+        _total_time += work1;
+        delete _accum_start;
+        _accum_start = NULL;
+    }
+}
+//////////////////////////////////////////////////////////////
+// Function name	: Time_Accumulator::Reset
+// Description	    : 
+//////////////////////////////////////////////////////////////
+void Time_Accumulator::Reset()
+{
+    if(_accum_start != NULL)
+    {            
+        delete _accum_start;
+        _accum_start = NULL;
+    }
+    _total_time.Set(0,0,0,0,0);
+}
+//////////////////////////////////////////////////////////////
+// Function name	:  Time_Accumulator::Report
+// Description	    : 
+//////////////////////////////////////////////////////////////
+inline Time_Span  Time_Accumulator::Report() 
+{
+    Time_Span   answer(_total_time);
+    if(_accum_start != NULL)
+    {
+        Time_Span ww(Time_Clock::GetCurrentTime() - *_accum_start);    
+        answer += ww;
+    }
+    return answer;
+}
+
+#endif //__TIME_ACCUMULATOR_H__
+

panda/src/nativenet/time_base.h

@@ -0,0 +1,117 @@
+#ifndef __TIME_BASE_H__
+#define __TIME_BASE_H__ 
+/////////////////////////////////////////////////////////////////////
+//  Functions To support General Time Managment. And to allow for cross platform use.
+//
+//
+//  Today Really Two Base classes and one convience class
+//
+//      Time_Clock = The clock time down to micro seconds..
+//
+//      Time_Span  = Delta Time to the Mico Second..
+//
+//      Time_Out   = Help timer ............count down a duration.
+//
+//  I realize TimeClock is really an implied delta to EPOCH. I have chosen to implement it this way.
+//    it may be apropriate to convert it all to delta times with an EPOCk constant and
+//    functions that can handle the EPOCK to current time.
+//    All though this is probably the "right" implementation most coders do not
+//    think of clock time in this fashon.
+//
+//
+//  General Observation..
+//
+//      Windows 2k and Linux  are really slow (~250k a sec) at returning the current system time ??
+//       So use time functions that grab the current system time sparingly ??
+//
+////////////////////////////////////////////////////////////////////////////////
+#ifdef WIN32
+#include <winsock2.h>
+#include <wtypes.h>
+#include <sys/types.h>
+#include  <sys/timeb.h>
+#else
+#include  <sys/time.h>
+#endif
+#include <time.h>
+#include <string>
+#include <assert.h>
+
+enum { USEC = 1000000 };
+//////////////////////////////////////////////////////////////
+// Function name : NormalizeTime
+// Description     :
+// Return type  : inline void
+// Argument         : timeval &in
+//////////////////////////////////////////////////////////////
+inline void NormalizeTime(timeval &in)
+{
+    while (in.tv_usec >= USEC) 
+    {
+        in.tv_usec -= USEC;
+        in.tv_sec++;
+    }
+    
+    while (in.tv_usec < 0) 
+    {
+        in.tv_usec += USEC;
+        in.tv_sec--;
+    }
+}
+//////////////////////////////////////////////////////////////
+// Function name : TimeDif
+// Description     :
+// Return type  : inline void
+// Argument         : const struct timeval &start
+// Argument         : const struct timeval &fin
+// Argument         : struct timeval &answer
+//////////////////////////////////////////////////////////////
+inline void TimeDif(const struct timeval &start, const struct timeval &fin, struct timeval &answer)
+{
+    answer.tv_usec = fin.tv_usec - start.tv_usec;
+    answer.tv_sec = fin.tv_sec - start.tv_sec;
+    NormalizeTime(answer);
+}
+//////////////////////////////////////////////////////////////
+// Function name : TimeAdd
+// Description     :
+// Return type  : inline void
+// Argument         : const struct timeval &start
+// Argument         : const struct timeval &delta
+// Argument         : struct timeval &answer
+//////////////////////////////////////////////////////////////
+inline void TimeAdd(const struct timeval &start, const struct timeval &delta, struct timeval &answer)
+{
+    answer.tv_usec = start.tv_usec + delta.tv_usec;
+    answer.tv_sec = start.tv_sec + delta.tv_sec;
+    NormalizeTime(answer);
+}
+
+#ifdef WIN32 
+////////////////////////////////////////////////////////////////
+//
+// Lets make Windows think it is a unix machine :)
+//
+//////////////////////////////////////////////////////////////
+// Function name : gettimeofday
+// Description     :
+// Return type  : inline int
+// Argument         : struct timeval *tv
+// Argument         : void * trash
+//////////////////////////////////////////////////////////////
+inline int gettimeofday(struct timeval *tv, void * trash)
+{
+    struct timeb timeb;
+    ftime( &timeb);
+    tv->tv_sec = (long)timeb.time;
+    tv->tv_usec = (unsigned int)timeb.millitm * 1000;
+    return 0;
+}
+#endif
+
+#include "time_clock.h"
+#include "time_span.h"
+#include "time_general.h"
+#include "time_out.h"
+
+#endif //__TIME_BASE_H__

panda/src/nativenet/time_clock.h

@@ -0,0 +1,516 @@
+#ifndef __Time_H__
+#define __Time_H__ 
+//////////////////////////////////////////////////////
+// Class : Time_Clock
+//
+// Description:
+//  This class is to provide a consistant interface and storage to
+//  clock time .. Epoch based time to the second
+//
+// jan-2000 .. rhh changinging all time to use sub second timing...
+//
+//
+//////////////////////////////////////////////////////
+
+
+#include <stdio.h>
+
+class Time_Span;
+
+class Time_Clock
+{
+    friend class Time_Span;
+    
+public:
+    // Constructors
+    static Time_Clock GetCurrentTime();
+    void ToCurrentTime();
+    Time_Clock( timeval &in_mytime)
+    {
+        _my_time = in_mytime;
+    };
+    Time_Clock();
+    Time_Clock(time_t time);
+    Time_Clock(long secs, long usecs);
+    Time_Clock(int nYear, int nMonth, int nDay, int nHour, int nMin, int nSec, unsigned long microseconds = 0, int nDST = -1);
+    Time_Clock(const Time_Clock& timeSrc);
+    
+    inline const Time_Clock& operator=(const Time_Clock& timeSrc);
+    inline const Time_Clock& operator=(time_t t);
+    
+    // Attributes
+    struct tm* GetGmtTm(struct tm* ptm = NULL) const;
+    struct tm* GetLocalTm(struct tm* ptm = NULL) const;
+    
+    time_t GetTime() const;
+    int GetYear() const;
+    int GetMonth() const;       // month of year (1 = Jan)
+    int GetDay() const;         // day of month
+    int GetHour() const;
+    int GetMinute() const;
+    int GetSecond() const;
+    int GetDayOfWeek() const;   // 1=Sun, 2=Mon, ..., 7=Sat
+    
+    void Set(int nYear, int nMonth, int nDay, int nHour, int nMin, int nSec, unsigned long microseconds = 0, int nDST = -1);
+    
+    
+    // Operations
+    // time math
+    const Time_Clock& operator+=(const Time_Span &Time_Span);
+    const Time_Clock& operator-=(const Time_Span &Time_Span);
+    bool operator==(const Time_Clock &time) const;
+    bool operator!=(const Time_Clock &time) const;
+    bool operator<(const Time_Clock &time) const;
+    bool operator>(const Time_Clock &time) const;
+    bool operator<=(const Time_Clock &time) const;
+    bool operator>=(const Time_Clock &time) const;
+    
+    
+    time_t GetTime_t()
+    {
+        return _my_time.tv_sec;
+    };
+    unsigned long GetUsecPart()
+    {
+        return _my_time.tv_usec;
+    };
+    
+    // formatting using "C" strftime
+    std::string Format(char * pFormat) const;
+    std::string FormatGmt(char * pFormat) const;
+    const timeval & GetTval()
+    {
+        return _my_time;
+    };
+    const timeval & GetTval() const
+    {
+        return _my_time;
+    } ;
+    private:
+        struct timeval _my_time;
+};
+/////////////////////////////////////////////////////////////////////////////
+// Time_Clock - absolute time
+
+/////////////////////////////////////////////////////////////
+// Function name : Time_Clock::Time_Clock
+// Description     : Construction from parts
+// Argument         : int nYear
+// Argument         : int nMonth
+// Argument         : int nDay
+// Argument         : int nHour
+// Argument         : int nMin
+// Argument         : int nSec
+// Argument         : int nDST
+//////////////////////////////////////////////////////////
+inline Time_Clock::Time_Clock(int nYear, int nMonth, int nDay, int nHour, int nMin, int nSec, unsigned long microseconds , int nDST)
+{
+    struct tm atm;
+    atm.tm_sec = nSec;
+    atm.tm_min = nMin;
+    atm.tm_hour = nHour;
+    assert(nDay >= 1 && nDay <= 31);
+    atm.tm_mday = nDay;
+    assert(nMonth >= 1 && nMonth <= 12);
+    atm.tm_mon = nMonth - 1;        // tm_mon is 0 based
+    assert(nYear >= 1900);
+    atm.tm_year = nYear - 1900;     // tm_year is 1900 based
+    atm.tm_isdst = nDST;
+    _my_time.tv_sec = (long)mktime(&atm);
+    assert(_my_time.tv_sec != -1);       // indicates an illegal input time
+    _my_time.tv_usec = microseconds;
+    assert(_my_time.tv_usec < 1000000);
+}
+//////////////////////////////////////////////////////////////
+// Function name : Time_Clock::Set
+// Description     :
+// Return type  : inline
+// Argument         : int nYear
+// Argument         : int nMonth
+// Argument         : int nDay
+// Argument         : int nHour
+// Argument         : int nMin
+// Argument         : int nSec
+// Argument         : unsigned long microseconds
+// Argument         : int nDST
+//////////////////////////////////////////////////////////////
+inline void Time_Clock::Set(int nYear, int nMonth, int nDay, int nHour, int nMin, int nSec, unsigned long microseconds , int nDST)
+{
+    struct tm atm;
+    atm.tm_sec = nSec;
+    atm.tm_min = nMin;
+    atm.tm_hour = nHour;
+    assert(nDay >= 1 && nDay <= 31);
+    atm.tm_mday = nDay;
+    assert(nMonth >= 1 && nMonth <= 12);
+    atm.tm_mon = nMonth - 1;        // tm_mon is 0 based
+    assert(nYear >= 1900);
+    atm.tm_year = nYear - 1900;     // tm_year is 1900 based
+    atm.tm_isdst = nDST;
+    _my_time.tv_sec = (long)mktime(&atm);
+    assert(_my_time.tv_sec != -1);       // indicates an illegal input time
+    _my_time.tv_usec = microseconds;
+    assert(_my_time.tv_usec < 1000000);
+}
+/////////////////////////////////////////////////////////////
+// Function name : Time_Clock::GetCurrentTime
+// Description     : The Default no param constructor.. Will set time to current system time
+// Return type  : Time_Clock
+//////////////////////////////////////////////////////////
+inline Time_Clock Time_Clock::GetCurrentTime()
+{
+    return Time_Clock();
+}
+//////////////////////////////////////////////////////////////
+// Function name : Time_Clock::Time_Clock
+// Description     :
+// Return type  : inline
+//////////////////////////////////////////////////////////////
+inline Time_Clock::Time_Clock()
+{
+    gettimeofday(&_my_time, NULL);
+}
+//////////////////////////////////////////////////////////////
+// Function name : Time_Clock::ToCurrentTime
+// Description     : Load this object with the current OS time
+// Return type  : inline void
+// Argument         : void
+//////////////////////////////////////////////////////////////
+inline void Time_Clock::ToCurrentTime()
+{
+    gettimeofday(&_my_time, NULL);
+}
+/////////////////////////////////////////////////////////////
+// Function name : Time_Clock::GetGmtTm
+// Description     :  Access the stored time and convers to a struct tm format
+//      If storage location is specified then it will stor information in the
+//      provided buffer else it will use the library's internal buffer space
+// Return type  : struct tm*
+// Argument         : struct tm* ptm
+//////////////////////////////////////////////////////////
+inline struct tm* Time_Clock::GetGmtTm(struct tm* ptm) const
+{
+    if (ptm != NULL)
+    {
+        *ptm = *gmtime((const time_t *)&_my_time.tv_sec);
+        return ptm;
+    } else
+        return gmtime((const time_t *)&_my_time.tv_sec);
+}
+
+////////////////////////////////////////////////////////////////////
+// Function name : Time_Clock::GetLocalTm
+// Description     :  Gets The local time in a tm structre from the internal time value
+//
+// Return type  : struct tm*
+// Argument         : struct tm* ptm
+////////////////////////////////////////////////////////////////////
+inline struct tm* Time_Clock::GetLocalTm(struct tm* ptm) const
+{
+    if (ptm != NULL)
+    {
+        struct tm* ptmTemp = localtime((const time_t *)&_my_time.tv_sec);
+        if (ptmTemp == NULL)
+            return NULL;    // indicates the _my_time.tv_sec was not initialized!
+        *ptm = *ptmTemp;
+        return ptm;
+    } else
+        return localtime((const time_t *)&_my_time.tv_sec);
+}
+/////////////////////////////////////////////////////////////////////////////
+// String formatting
+#define maxTimeBufferSize       4096
+// Verifies will fail if the needed buffer size is too large
+/////////////////////////////////////////////////////////////
+// Function name :  Time_Clock::Format
+// Description     :  Used to allow access to the "C" library strftime functions..
+//
+// Return type  : std::string
+// Argument         : char * pFormat
+//////////////////////////////////////////////////////////
+inline std::string Time_Clock::Format(char * pFormat) const
+{
+    
+    char szBuffer[maxTimeBufferSize];
+    char ch, ch1;
+    char * pch = szBuffer;
+    
+    while ((ch = *pFormat++) != '\0') 
+    {
+        assert(pch < &szBuffer[maxTimeBufferSize]);
+        if (ch == '%') 
+        {
+            switch (ch1 = *pFormat++) 
+            {
+            default:
+                *pch++ = ch;
+                *pch++ = ch1;
+                break;
+            case 'N':
+                pch += sprintf(pch, "%03d", _my_time.tv_usec / 1000);
+                break;
+            }
+        }
+        else 
+        {
+            *pch++ = ch;
+        }
+    }
+    
+    *pch = '\0';
+    
+    char szBuffer1[maxTimeBufferSize];
+    
+    struct tm* ptmTemp = localtime((const time_t *)&_my_time.tv_sec);
+    if (ptmTemp == NULL ||
+        !strftime(szBuffer1, sizeof(szBuffer1), szBuffer, ptmTemp))
+        szBuffer1[0] = '\0';
+    return std::string(szBuffer1);
+}
+//////////////////////////////////////////////////////////////
+// Function name :   Time_Clock::FormatGmt
+// Description     : A Wraper to
+//
+//   size_t strftime( char *strDest, size_t maxsize, const char *format, const struct tm *timeptr );
+//
+// Return type  : inline std::string
+// Argument         : char * pFormat
+//////////////////////////////////////////////////////////////
+inline std::string Time_Clock::FormatGmt(char * pFormat) const
+{
+    
+    char szBuffer[maxTimeBufferSize];
+    char ch, ch1;
+    char * pch = szBuffer;
+    
+    while ((ch = *pFormat++) != '\0') 
+    {
+        assert(pch < &szBuffer[maxTimeBufferSize]);
+        if (ch == '%') 
+        {
+            switch (ch1 = *pFormat++) 
+            {
+            default:
+                *pch++ = ch;
+                *pch++ = ch1;
+                break;
+            case 'N':
+                pch += sprintf(pch, "%03d", _my_time.tv_usec / 1000);
+                break;
+            }
+        }
+        else 
+        {
+            *pch++ = ch;
+        }
+    }
+    *pch = '\0';
+    
+    char szBuffer1[maxTimeBufferSize];
+    
+    struct tm* ptmTemp = gmtime((const time_t *)&_my_time.tv_sec);
+    if (ptmTemp == NULL ||
+        !strftime(szBuffer1, sizeof(szBuffer1), szBuffer, ptmTemp))
+        szBuffer1[0] = '\0';
+    return std::string(szBuffer1);
+}
+//////////////////////////////////////////////////////////////
+// Function name : Time_Clock::Time_Clock
+// Description     : The Constructor that take a time_t objext
+// Return type  : inline
+// Argument         : time_t time
+//////////////////////////////////////////////////////////////
+inline Time_Clock::Time_Clock(time_t time)
+{
+    _my_time.tv_sec = (long)time;
+    _my_time.tv_usec = 0;
+};
+//////////////////////////////////////////////////////////////
+// Function name : Time_Clock::Time_Clock
+// Description     : Constructor that takes in sec and usecs..
+// Return type  : inline
+// Argument         : long secs
+// Argument         : long usecs
+//////////////////////////////////////////////////////////////
+inline Time_Clock::Time_Clock(long secs, long usecs)
+{
+    _my_time.tv_sec = secs;
+    _my_time.tv_usec = usecs;
+    NormalizeTime(_my_time);
+};
+//////////////////////////////////////////////////////////////
+// Function name : Time_Clock::Time_Clock
+// Description     :  yet another constructor
+// Return type  : inline
+// Argument         : const Time_Clock& timeSrc
+//////////////////////////////////////////////////////////////
+inline Time_Clock::Time_Clock(const Time_Clock& timeSrc)
+{
+    _my_time.tv_sec = timeSrc._my_time.tv_sec;
+    _my_time.tv_usec = timeSrc._my_time.tv_usec;
+}
+//////////////////////////////////////////////////////////////
+// Function name : Time_Clock::operator==
+// Description     : .. is time  equal
+// Return type  : inline bool
+// Argument         : const Time_Clock &time
+//////////////////////////////////////////////////////////////
+inline bool Time_Clock::operator==(const Time_Clock &time) const
+{
+    return ((_my_time.tv_sec == time._my_time.tv_sec) && (_my_time.tv_usec == time._my_time.tv_usec));
+}
+//////////////////////////////////////////////////////////////
+// Function name : Time_Clock::operator!=
+// Description     :  .is time !=
+// Return type  : inline bool
+// Argument         : const Time_Clock &time
+//////////////////////////////////////////////////////////////
+inline bool Time_Clock::operator!=(const Time_Clock &time) const
+{
+    return ((_my_time.tv_sec != time._my_time.tv_sec) || (_my_time.tv_usec != time._my_time.tv_usec));
+}
+
+//////////////////////////////////////////////////////////////
+// Function name : Time_Clock::operator<
+// Description     :
+// Return type  : inline bool
+// Argument         : const Time_Clock &time
+//////////////////////////////////////////////////////////////
+inline bool Time_Clock::operator<(const Time_Clock &time) const
+{
+    return ((_my_time.tv_sec < time._my_time.tv_sec) ||
+        ((_my_time.tv_sec == time._my_time.tv_sec) && (_my_time.tv_usec < time._my_time.tv_usec)));
+}
+//////////////////////////////////////////////////////////////
+// Function name : Time_Clock::operator>
+// Description     :
+// Return type  : inline bool
+// Argument         : const Time_Clock &time
+//////////////////////////////////////////////////////////////
+inline bool Time_Clock::operator>(const Time_Clock &time) const
+{
+    return ((_my_time.tv_sec > time._my_time.tv_sec) ||
+        ((_my_time.tv_sec == time._my_time.tv_sec) && (_my_time.tv_usec > time._my_time.tv_usec)));
+}
+//////////////////////////////////////////////////////////////
+// Function name : Time_Clock::operator<=
+// Description     :
+// Return type  : inline bool
+// Argument         : const Time_Clock &time
+//////////////////////////////////////////////////////////////
+inline bool Time_Clock::operator<=(const Time_Clock &time) const
+{
+    return ((_my_time.tv_sec < time._my_time.tv_sec) ||
+        ((_my_time.tv_sec == time._my_time.tv_sec) && (_my_time.tv_usec <= time._my_time.tv_usec)));
+}
+//////////////////////////////////////////////////////////////
+// Function name : Time_Clock::operator>=
+// Description     :
+// Return type  : inline bool
+// Argument         : const Time_Clock &time
+//////////////////////////////////////////////////////////////
+inline bool Time_Clock::operator>=(const Time_Clock &time) const
+{
+    return ((_my_time.tv_sec > time._my_time.tv_sec) ||
+        ((_my_time.tv_sec == time._my_time.tv_sec) && (_my_time.tv_usec >= time._my_time.tv_usec)));
+}
+//////////////////////////////////////////////////////////////
+// Function name : Time_Clock& Time_Clock::operator=
+// Description     :
+// Return type  : inline const
+// Argument         : const Time_Clock& timeSrc
+//////////////////////////////////////////////////////////////
+inline const Time_Clock& Time_Clock::operator=(const Time_Clock& timeSrc)
+{
+    if (&timeSrc == this)
+        return * this;
+    
+    _my_time = timeSrc._my_time;
+    return *this;
+}
+//////////////////////////////////////////////////////////////
+// Function name : Time_Clock& Time_Clock::operator=
+// Description     :
+// Return type  : inline const
+// Argument         : time_t t
+//////////////////////////////////////////////////////////////
+inline const Time_Clock& Time_Clock::operator=(time_t t)
+{
+    _my_time.tv_sec = (long)t;
+    _my_time.tv_usec = 0;
+    return *this;
+}
+//////////////////////////////////////////////////////////////
+// Function name : Time_Clock::GetTime
+// Description     :
+// Return type  : inline time_t
+//////////////////////////////////////////////////////////////
+inline time_t Time_Clock::GetTime() const
+{
+    return _my_time.tv_sec;
+}
+//////////////////////////////////////////////////////////////
+// Function name : Time_Clock::GetYear
+// Description     :
+// Return type  : inline int
+//////////////////////////////////////////////////////////////
+inline int Time_Clock::GetYear() const
+{
+    return (GetLocalTm(NULL)->tm_year) + 1900;
+}
+//////////////////////////////////////////////////////////////
+// Function name : Time_Clock::GetMonth
+// Description     :
+// Return type  : inline int
+//////////////////////////////////////////////////////////////
+inline int Time_Clock::GetMonth() const
+{
+    return GetLocalTm(NULL)->tm_mon + 1;
+}
+//////////////////////////////////////////////////////////////
+// Function name : Time_Clock::GetDay
+// Description     :
+// Return type  : inline int
+//////////////////////////////////////////////////////////////
+inline int Time_Clock::GetDay() const
+{
+    return GetLocalTm(NULL)->tm_mday;
+}
+//////////////////////////////////////////////////////////////
+// Function name : Time_Clock::GetHour
+// Description     :
+// Return type  : inline int
+//////////////////////////////////////////////////////////////
+inline int Time_Clock::GetHour() const
+{
+    return GetLocalTm(NULL)->tm_hour;
+}
+//////////////////////////////////////////////////////////////
+// Function name : Time_Clock::GetMinute
+// Description     :
+// Return type  : inline int
+//////////////////////////////////////////////////////////////
+inline int Time_Clock::GetMinute() const
+{
+    return GetLocalTm(NULL)->tm_min;
+}
+//////////////////////////////////////////////////////////////
+// Function name : Time_Clock::GetSecond
+// Description     :
+// Return type  : inline int
+//////////////////////////////////////////////////////////////
+inline int Time_Clock::GetSecond() const
+{
+    return GetLocalTm(NULL)->tm_sec;
+}
+//////////////////////////////////////////////////////////////
+// Function name : Time_Clock::GetDayOfWeek
+// Description     :
+// Return type  : inline int
+//////////////////////////////////////////////////////////////
+inline int Time_Clock::GetDayOfWeek() const
+{
+    return GetLocalTm(NULL)->tm_wday + 1;
+}
+
+#endif //__Time_H__

panda/src/nativenet/time_general.h

@@ -0,0 +1,168 @@
+#ifndef __TIME_GENERAL_H__
+#define __TIME_GENERAL_H__
+
+
+Time_Span TimeDifference(const Time_Clock &time1, const Time_Clock &time2);
+Time_Clock TimeDifference( const Time_Clock &time1, const Time_Span &Time_Span);
+Time_Clock TimeAddition(const Time_Clock &time1, Time_Span &Time_Span);
+
+
+Time_Clock operator+(const Time_Clock &tm, const Time_Span &ts);
+Time_Clock operator-(const Time_Clock &tm, const Time_Span &ts);
+
+
+bool SetFromTimeStr(const char * str, Time_Clock & outtime);
+std::string GetTimeStr(const Time_Clock & intime);
+
+//////////////////////////////////////////////////////////////
+// Function name :  TimeDifference
+// Description     :
+// Return type  : inline Time_Span
+// Argument         : const  Time_Clock &time1
+// Argument         : const Time_Clock &time2
+//////////////////////////////////////////////////////////////
+inline Time_Span TimeDifference(const Time_Clock &time1, const Time_Clock &time2)
+{
+    timeval ans;
+    TimeDif(time2.GetTval(), time1.GetTval(), ans);
+    return Time_Span(ans);
+}
+//////////////////////////////////////////////////////////////
+// Function name : TimeDifference
+// Description     :
+// Return type  :
+// Argument         :  const Time_Clock &time1
+// Argument         : const Time_Span &Time_Span
+//////////////////////////////////////////////////////////////
+inline Time_Clock TimeDifference( const Time_Clock &time1, const Time_Span &Time_Span)
+{
+    timeval ans;
+    TimeDif(Time_Span.GetTval(), time1.GetTval(), ans);
+    return Time_Clock(ans);
+}
+//////////////////////////////////////////////////////////////
+// Function name : TimeAddition
+// Description     :
+// Return type  :
+// Argument         : const Time_Clock &time1
+// Argument         : Time_Span &Time_Span
+//////////////////////////////////////////////////////////////
+inline Time_Clock TimeAddition(const Time_Clock &time1, Time_Span &Time_Span)
+{
+    timeval ans;
+    TimeAdd(time1.GetTval(), Time_Span.GetTval(), ans);
+    return Time_Clock(ans);
+}
+//////////////////////////////////////////////////////////////
+// Function name : Time_Clock& Time_Clock::operator+=
+// Description     :
+// Return type  : inline const
+// Argument         : Time_Span &Time_Span
+//////////////////////////////////////////////////////////////
+inline const Time_Clock& Time_Clock::operator+=(const Time_Span &Time_Span)
+{
+    _my_time.tv_usec += Time_Span._my_time.tv_usec;
+    _my_time.tv_sec += Time_Span._my_time.tv_sec;
+    NormalizeTime(_my_time);
+    return *this;
+}
+//////////////////////////////////////////////////////////////
+// Function name : operator+
+// Description     :
+// Return type  : inline Time_Clock
+// Argument         : const Time_Clock &tm
+// Argument         : const Time_Span &ts
+//////////////////////////////////////////////////////////////
+inline Time_Clock operator+(const Time_Clock &tm, const Time_Span &ts)
+{
+    Time_Clock work(tm);
+    work += ts;
+    return work;
+}
+//////////////////////////////////////////////////////////////
+// Function name : operator-
+// Description     :
+// Return type  : inline Time_Clock
+// Argument         : const Time_Clock &tm
+// Argument         : const Time_Span &ts
+//////////////////////////////////////////////////////////////
+inline Time_Clock operator-(const Time_Clock &tm, const Time_Span &ts)
+{
+    return TimeDifference(tm, ts);
+}
+//////////////////////////////////////////////////////////////
+// Function name : Time_Clock& Time_Clock::operator-=
+// Description     :
+// Return type  : inline const
+// Argument         : Time_Span &Time_Span
+//////////////////////////////////////////////////////////////
+inline const Time_Clock& Time_Clock::operator-=(const Time_Span &Time_Span)
+{
+    _my_time.tv_usec -= Time_Span._my_time.tv_usec;
+    _my_time.tv_sec -= Time_Span._my_time.tv_sec;
+    NormalizeTime(_my_time);
+    return *this;
+}
+//////////////////////////////////////////////////////////////
+// Function name : operator-
+// Description     :
+// Return type  : inline Time_Span
+// Argument         : const Time_Clock &tm1
+// Argument         : const Time_Clock &tm2
+//////////////////////////////////////////////////////////////
+inline Time_Span operator-(const Time_Clock &tm1, const Time_Clock &tm2)
+{
+    return TimeDifference(tm1, tm2);
+}
+//////////////////////////////////////////////////////////////
+// Function name : char * GetTimeStr
+// Description     :
+// Return type  : inline const
+// Argument         : const Time_Clock & intime
+//////////////////////////////////////////////////////////////
+inline std::string GetTimeStr(const Time_Clock & intime)
+{
+    static std::string ts;
+    static Time_Clock prev_time;
+    
+    if (prev_time != intime || ts.empty()) 
+    {
+        ts = intime.Format("%Y-%m-%d %H:%M:%S");
+        prev_time = intime;
+    }
+    return ts;
+}
+//////////////////////////////////////////////////////////////
+// Function name :  GetTimeStr
+// Description     :
+// Return type  : inline std::string
+// Argument         : void
+//////////////////////////////////////////////////////////////
+inline std::string GetTimeStr()
+{
+    return GetTimeStr(Time_Clock::GetCurrentTime());
+}
+//////////////////////////////////////////////////////////////
+// Function name : SetFromTimeStr
+// Description     :
+// Return type  : inline bool
+// Argument         : const char * str
+// Argument         : Time_Clock & outtime
+//////////////////////////////////////////////////////////////
+inline bool SetFromTimeStr(const char * str, Time_Clock & outtime)
+{
+    int year = 0;
+    int month = 0;
+    int day = 0;
+    int hour = 0;
+    int min = 0;
+    int sec = 0;
+    
+    if (sscanf(str, "%d-%d-%d %d:%d:%d", &year, &month, &day, &hour, &min, &sec) != 6)
+        return false;
+    
+    outtime.Set(year, month, day, hour, min, sec);
+    return true;
+}
+
+#endif //__TIME_GENERAL_H__

panda/src/nativenet/time_out.h

@@ -0,0 +1,158 @@
+#ifndef __TIME_OUT_H__
+#define __TIME_OUT_H__
+
+///////////////////////////////////////
+//
+// think of this class as a time based alarm..
+//
+// would be nice to have a template implementation of this class .. could avoud some storage and some math ..
+//
+// I would do this but not sure how to represent the duration in the template ??
+//
+/////////////////////////////////////////////////////////////////////////////////////////////
+class Time_Out
+{
+public:
+    Time_Out()
+    { 
+    }
+    
+    Time_Out(const Time_Span & dur) : _alarm_time(Time_Clock::GetCurrentTime() + dur) , _duration(dur)
+    {
+    }
+/*    
+    Time_Out(const Time_Clock & tm, const Time_Span & dur) : _alarm_time(tm + dur) , _duration(dur)
+    {
+    }
+  */  
+    void ResetAll(const Time_Clock &tm, const Time_Span &sp);
+    void ReStart();
+    void ResetTime(const Time_Clock & tm);
+    void SetTimeOutSec(int sec);
+    
+    bool Expired(const Time_Clock &tm, bool reset = false);
+    bool Expired(bool reset = false);
+    
+    Time_Span Remaining(const Time_Clock & tm) const;
+    Time_Span Remaining() const;
+    
+    void ForceToExpired()
+    {
+        _alarm_time.ToCurrentTime();
+    }
+    
+    bool operator() (bool reset= false)
+    {
+        return Expired(reset);
+    }
+    bool operator() (const Time_Clock &tm, bool reset = false)
+    {
+        return Expired(tm, reset);
+    }
+    
+    Time_Clock GetAlarm(void)
+    {
+        return _alarm_time;
+    }
+
+    Time_Span Duration() const { return _duration; };
+
+    void NextInStep(Time_Clock  &curtime)
+    {        
+        _alarm_time += _duration;
+        if(_alarm_time <=curtime)  // if we fall way behind.. just ratchet it up ...
+            _alarm_time = curtime+_duration;
+    }
+private:
+    Time_Clock _alarm_time;
+    Time_Span _duration;
+};
+//////////////////////////////////////////////////////////////
+// Function name : Time_Out::ReStart
+// Description     :
+// Return type  : void
+// Argument         : const Time_Clock &tm
+// Argument         : const Time_Span &sp
+//////////////////////////////////////////////////////////////
+inline void Time_Out::ResetAll(const Time_Clock &tm, const Time_Span &sp)
+{
+    _duration = sp;
+    _alarm_time = tm + _duration;
+}
+//////////////////////////////////////////////////////////////
+// Function name : Time_Span::ReStart
+// Description     :
+// Return type  : void
+// Argument         : const Time_Clock &tm
+//////////////////////////////////////////////////////////////
+inline void Time_Out::SetTimeOutSec(int sec)
+{
+    _duration.Set(0, 0, 0, sec, 0);
+    ReStart();
+}
+//////////////////////////////////////////////////////////////
+// Function name : Time_Span::ReStart
+// Description     :
+// Return type  : void
+// Argument         : void
+//////////////////////////////////////////////////////////////
+inline void Time_Out::ReStart()
+{
+    _alarm_time = Time_Clock::GetCurrentTime() + _duration;
+}
+//////////////////////////////////////////////////////////////
+// Function name : ResetTime
+// Description     :
+// Return type  : void
+// Argument         : const Time_Clock & tm
+//////////////////////////////////////////////////////////////
+inline void Time_Out::ResetTime(const Time_Clock & tm)
+{
+    _alarm_time = tm + _duration;
+    
+}
+//////////////////////////////////////////////////////////////
+// Function name : Time_Span::Expired
+// Description     :
+// Return type  : bool
+// Argument         : const Time_Clock &tm
+//////////////////////////////////////////////////////////////
+inline bool Time_Out::Expired(const Time_Clock &tm, bool reset)
+{
+    bool answer = (_alarm_time <= tm) ;
+    if (answer && reset)
+        ResetTime(tm);
+    return answer;
+}
+//////////////////////////////////////////////////////////////
+// Function name : Time_Span::Expired
+// Description     :
+// Return type  : bool
+// Argument         : void
+//////////////////////////////////////////////////////////////
+inline bool Time_Out::Expired(bool reset)
+{
+    return Expired(Time_Clock::GetCurrentTime(), reset);
+}
+//////////////////////////////////////////////////////////////
+// Function name : Time_Span::Remaining
+// Description     :
+// Return type  : Time_Span
+// Argument         : const Time_Clock & tm
+//////////////////////////////////////////////////////////////
+inline Time_Span Time_Out::Remaining(const Time_Clock & tm) const
+{
+    return _alarm_time - tm;
+}
+//////////////////////////////////////////////////////////////
+// Function name : Time_Span::Remaining
+// Description     :
+// Return type  : Time_Span
+// Argument         : void
+//////////////////////////////////////////////////////////////
+inline Time_Span Time_Out::Remaining() const
+{
+    return Remaining(Time_Clock::GetCurrentTime());
+}
+
+#endif //__TIME_OUT_H__

panda/src/nativenet/time_span.h

@@ -0,0 +1,387 @@
+#ifndef __TIME_SPAN_H__
+#define __TIME_SPAN_H__
+//////////////////////////////////////////////////////
+// Class : Time_Span
+//
+// Description:
+//////////////////////////////////////////////////////
+class Time_Span
+{
+public:
+    // Constructors
+    Time_Span()
+    {
+    }
+    
+    Time_Span(struct timeval time)
+    {
+        _my_time = time;NormalizeTime(_my_time);
+    }
+    
+    Time_Span(time_t time);
+    Time_Span(long lDays, int nHours, int nMins, int nSecs, int usecs);
+    Time_Span(long seconds, int usecs ) ;
+    Time_Span(const Time_Span& Time_SpanSrc);
+    Time_Span(const Time_Clock& Time_SpanSrc);
+    
+    ///////////////////
+    
+    const Time_Span& operator=(const Time_Span& Time_SpanSrc);
+    
+    // Attributes
+    // extract parts
+    long GetDays() const;   // total # of days
+    long GetTotalHours() const;
+    int GetHours() const;
+    long GetTotalMinutes() const;
+    int GetMinutes() const;
+    long GetTotalSeconds() const;
+    int GetSeconds() const;
+    long GetTotalMSeconds() const;
+    long GetTotal100Seconds() const;
+    long GetMSeconds() const;
+    
+    // Operations
+    // time math
+    const Time_Span& operator+=(Time_Span &Time_Span);
+    const Time_Span& operator-=(Time_Span &Time_Span);
+    bool operator==(Time_Span &Time_Span) const;
+    bool operator!=(Time_Span &Time_Span) const;
+    bool operator<(Time_Span &Time_Span) const;
+    bool operator>(Time_Span &Time_Span) const;
+    bool operator<=(Time_Span &Time_Span) const;
+    bool operator>=(Time_Span &Time_Span) const;
+    const timeval & GetTval() const
+    {
+        return _my_time;
+    }
+    
+    
+    void Set(long lDays, int nHours, int nMins, int nSecs, int usecs);
+    
+    std::string Format(char *pFormat) const;
+private:
+    struct timeval _my_time;
+    friend class Time_Clock;
+};
+//////////////////////////////////////////////////////////////
+// Function name : Time_Span::Time_Span
+// Description   :
+//////////////////////////////////////////////////////////////
+inline Time_Span::Time_Span(long seconds, int usecs)
+{
+    _my_time.tv_sec = seconds;
+    _my_time.tv_usec = usecs;
+    NormalizeTime(_my_time);
+}
+//////////////////////////////////////////////////////////////
+// Function name : Time_Span::Time_Span
+// Description   :
+//////////////////////////////////////////////////////////////
+inline Time_Span::Time_Span(time_t time)
+{
+    _my_time.tv_usec = 0;
+    _my_time.tv_sec = (long)time;
+}
+
+//////////////////////////////////////////////////////////////
+// Function name : Time_Span::Time_Span
+// Description   :
+//////////////////////////////////////////////////////////////
+inline Time_Span::Time_Span(long lDays, int nHours, int nMins, int nSecs, int usecs)
+{
+    _my_time.tv_sec = nSecs + 60 * (nMins + 60 * (nHours + 24 * lDays));
+    _my_time.tv_usec = usecs;
+    
+}
+
+//////////////////////////////////////////////////////////////
+// Function name : Time_Span::Set
+// Description   :
+//////////////////////////////////////////////////////////////
+inline void Time_Span::Set(long lDays, int nHours, int nMins, int nSecs, int usecs)
+{
+    _my_time.tv_sec = nSecs + 60 * (nMins + 60 * (nHours + 24 * lDays));
+    _my_time.tv_usec = usecs;
+    
+}
+
+//////////////////////////////////////////////////////////////
+// Function name : Time_Span::Time_Span
+// Description   :
+//////////////////////////////////////////////////////////////
+inline Time_Span::Time_Span(const Time_Span& Time_SpanSrc)
+{
+    _my_time = Time_SpanSrc._my_time;
+}
+
+//////////////////////////////////////////////////////////////
+// Function name : Time_Span::Time_Span
+// Description   :
+//////////////////////////////////////////////////////////////
+inline Time_Span::Time_Span(const Time_Clock& Time_SpanSrc)
+{
+    _my_time = Time_SpanSrc._my_time;
+}
+
+//////////////////////////////////////////////////////////////
+// Function name : Time_Span& Time_Span::operator=
+// Description   :
+//////////////////////////////////////////////////////////////
+inline const Time_Span& Time_Span::operator=(const Time_Span& Time_SpanSrc)
+{
+    if (&Time_SpanSrc == this)
+        return * this;
+    _my_time = Time_SpanSrc._my_time; return *this;
+}
+
+//////////////////////////////////////////////////////////////
+// Function name : Time_Span::GetDays
+// Description   :
+//////////////////////////////////////////////////////////////
+inline long Time_Span::GetDays() const
+{
+    return _my_time.tv_sec / (24*3600L);
+}
+
+//////////////////////////////////////////////////////////////
+// Function name : Time_Span::GetTotalHours
+// Description   :
+//////////////////////////////////////////////////////////////
+inline long Time_Span::GetTotalHours() const
+{
+    return _my_time.tv_sec / 3600;
+}
+
+//////////////////////////////////////////////////////////////
+// Function name : Time_Span::GetHours
+// Description   :
+//////////////////////////////////////////////////////////////
+inline int Time_Span::GetHours() const
+{
+    return (int)(GetTotalHours() - GetDays()*24);
+}
+
+//////////////////////////////////////////////////////////////
+// Function name : Time_Span::GetTotalMinutes
+// Description   :
+//////////////////////////////////////////////////////////////
+inline long Time_Span::GetTotalMinutes() const
+{
+    return _my_time.tv_sec / 60;
+}
+
+//////////////////////////////////////////////////////////////
+// Function name : Time_Span::GetMinutes
+// Description   :
+//////////////////////////////////////////////////////////////
+inline int Time_Span::GetMinutes() const
+{
+    return (int)(GetTotalMinutes() - GetTotalHours()*60);
+}
+
+//////////////////////////////////////////////////////////////
+// Function name : Time_Span::GetTotalSeconds
+// Description   :
+//////////////////////////////////////////////////////////////
+inline long Time_Span::GetTotalSeconds() const
+{
+    return _my_time.tv_sec;
+}
+
+//////////////////////////////////////////////////////////////
+// Function name : Time_Span::GetTotalMSeconds
+// Description   :
+//////////////////////////////////////////////////////////////
+inline long Time_Span::GetTotalMSeconds() const
+{
+    return (_my_time.tv_sec * 1000) + (_my_time.tv_usec / 1000);
+}
+
+
+inline long Time_Span::GetTotal100Seconds() const
+{
+    return (_my_time.tv_sec * 100) + (_my_time.tv_usec / 10000);
+}
+
+
+
+//////////////////////////////////////////////////////////////
+// Function name : Time_Span::GetTotalMSeconds
+// Description   :
+//////////////////////////////////////////////////////////////
+inline long Time_Span::GetMSeconds() const
+{
+    return (_my_time.tv_usec / 1000);
+}
+
+
+//////////////////////////////////////////////////////////////
+// Function name : Time_Span::GetSeconds
+// Description   :
+//////////////////////////////////////////////////////////////
+inline int Time_Span::GetSeconds() const
+{
+    return (int)(GetTotalSeconds() - GetTotalMinutes()*60);
+}
+
+//////////////////////////////////////////////////////////////
+// Function name :  TimeDifference
+// Description   :
+//////////////////////////////////////////////////////////////
+inline Time_Span TimeDifference(const Time_Span &Time_Span1, const Time_Span &Time_Span2)
+{
+    timeval ans;
+    TimeDif(Time_Span2.GetTval(), Time_Span1.GetTval(), ans);
+    return Time_Span(ans);
+}
+
+//////////////////////////////////////////////////////////////
+// Function name :  TimeAddition
+// Description   :
+//////////////////////////////////////////////////////////////
+inline Time_Span TimeAddition(const Time_Span &Time_Span1, const Time_Span &Time_Span2)
+{
+    timeval ans;
+    TimeAdd(Time_Span2.GetTval(), Time_Span1.GetTval(), ans);
+    return Time_Span(ans);
+}
+
+//////////////////////////////////////////////////////////////
+// Function name : Time_Span& Time_Span::operator+=
+// Description   :
+//////////////////////////////////////////////////////////////
+inline const Time_Span& Time_Span::operator+=(Time_Span &Time_Span)
+{
+    _my_time.tv_usec += Time_Span._my_time.tv_usec;
+    _my_time.tv_sec += Time_Span._my_time.tv_sec;
+    NormalizeTime(_my_time);
+    return *this;
+}
+
+//////////////////////////////////////////////////////////////
+// Function name : Time_Span& Time_Span::operator-=
+// Description   :
+//////////////////////////////////////////////////////////////
+inline const Time_Span& Time_Span::operator-=(Time_Span &Time_Span)
+{
+    _my_time.tv_usec -= Time_Span._my_time.tv_usec;
+    _my_time.tv_sec -= Time_Span._my_time.tv_sec;
+    NormalizeTime(_my_time);
+    return *this;
+}
+
+//////////////////////////////////////////////////////////////
+// Function name : Time_Span::operator==
+// Description   :
+//////////////////////////////////////////////////////////////
+inline bool Time_Span::operator==(Time_Span &Time_Span) const
+{
+    return ((_my_time.tv_sec == Time_Span._my_time.tv_sec) && (_my_time.tv_usec == Time_Span._my_time.tv_usec));
+}
+
+//////////////////////////////////////////////////////////////
+// Function name : Time_Span::operator!=
+// Description   :
+//////////////////////////////////////////////////////////////
+inline bool Time_Span::operator!=(Time_Span &Time_Span) const
+{
+    return ((_my_time.tv_sec != Time_Span._my_time.tv_sec) || (_my_time.tv_usec != Time_Span._my_time.tv_usec));
+}
+
+//////////////////////////////////////////////////////////////
+// Function name : Time_Span::operator<
+// Description   :
+//////////////////////////////////////////////////////////////
+inline bool Time_Span::operator<(Time_Span &Time_Span) const
+{
+    return ((_my_time.tv_sec < Time_Span._my_time.tv_sec) ||
+        ((_my_time.tv_sec == Time_Span._my_time.tv_sec) && (_my_time.tv_usec < Time_Span._my_time.tv_usec)));
+}
+
+//////////////////////////////////////////////////////////////
+// Function name : Time_Span::operator>
+// Description   :
+//////////////////////////////////////////////////////////////
+inline bool Time_Span::operator>(Time_Span &Time_Span) const
+{
+    return ((_my_time.tv_sec > Time_Span._my_time.tv_sec) ||
+        ((_my_time.tv_sec == Time_Span._my_time.tv_sec) && (_my_time.tv_usec > Time_Span._my_time.tv_usec)));
+}
+
+//////////////////////////////////////////////////////////////
+// Function name : Time_Span::operator<=
+// Description   :
+//////////////////////////////////////////////////////////////
+inline bool Time_Span::operator<=(Time_Span &Time_Span) const
+{
+    return ((_my_time.tv_sec < Time_Span._my_time.tv_sec) ||
+        ((_my_time.tv_sec == Time_Span._my_time.tv_sec) && (_my_time.tv_usec <= Time_Span._my_time.tv_usec)));
+}
+
+//////////////////////////////////////////////////////////////
+// Function name : Time_Span::operator>=
+// Description   :
+//////////////////////////////////////////////////////////////
+inline bool Time_Span::operator>=(Time_Span &Time_Span) const
+{
+    return ((_my_time.tv_sec > Time_Span._my_time.tv_sec) ||
+        ((_my_time.tv_sec == Time_Span._my_time.tv_sec) && (_my_time.tv_usec >= Time_Span._my_time.tv_usec)));
+}
+
+//////////////////////////////////////////////////////////////
+// Function name :  Time_Span::Format
+// Description   :
+//////////////////////////////////////////////////////////////
+inline std::string Time_Span::Format(char * pFormat) const
+// formatting Time_Spans is a little trickier than formatting
+//  * we are only interested in relative time formats, ie. it is illegal
+//      to format anything dealing with absolute time (i.e. years, months,
+//         day of week, day of year, timezones, ...)
+//  * the only valid formats:
+//      %D - # of days -- NEW !!!
+//      %H - hour in 24 hour format
+//      %M - minute (0-59)
+//      %S - seconds (0-59)
+//      %% - percent sign
+//      %N - nanosecs
+{
+    char szBuffer[maxTimeBufferSize];
+    char ch;
+    char * pch = szBuffer;
+    
+    while ((ch = *pFormat++) != '\0') {
+        assert(pch < &szBuffer[maxTimeBufferSize]);
+        if (ch == '%') {
+            switch (ch = *pFormat++) {
+            default:
+                assert(false);      // probably a bad format character
+            case '%':
+                *pch++ = ch;
+                break;
+            case 'D':
+                pch += sprintf(pch, "%ld", GetDays());
+                break;
+            case 'H':
+                pch += sprintf(pch, "%02d", GetHours());
+                break;
+            case 'M':
+                pch += sprintf(pch, "%02d", GetMinutes());
+                break;
+            case 'S':
+                pch += sprintf(pch, "%02d", GetSeconds());
+                break;
+            case 'N':
+                pch += sprintf(pch, "%03d", _my_time.tv_usec / 1000);
+                break;
+            }
+        } else {
+            *pch++ = ch;
+        }
+    }
+    
+    *pch = '\0';
+    return std::string(szBuffer);
+}
+
+#endif //__TIME_SPAN_H__