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UDP_Socket Class Reference

#include <UDP_Socket.hpp>

Inheritance diagram for UDP_Socket::

UDP_SocketClient UDP_SocketServer List of all members.

Public Methods

__inline UDP_Socket ()
virtual __inline ~UDP_Socket ()
__inline int getSocket ()
__inline void setSocket (int socket)
virtual __inline bool send (void *msg, size_t msgLen)=0
bool send (void *msg, size_t msgLength, struct sockaddr_in *dest)
void PrintIP (ULONG ipname)
void PrintInfo ()

Protected Methods

void getHostData (char *host)

Protected Attributes

int mySocket
hostent * hostdata
char buffer [40960]
sockaddr_in server

Constructor & Destructor Documentation

__inline UDP_Socket::UDP_Socket (    ) 
 

Definition at line 6 of file UDP_Socket.cpp.

00007  : mySocket( INVALID_SOCKET) { }

__inline UDP_Socket::~UDP_Socket (    )  [virtual]
 

Definition at line 19 of file UDP_Socket.cpp.

00020 {
00021    if ( mySocket != INVALID_SOCKET )
00022    {
00023       closesocket( mySocket );
00024    }
00025 }

Member Function Documentation

void UDP_Socket::PrintIP (  ULONG    ipname ) 
 

Definition at line 58 of file UDP_Socket.cpp.

00059 {
00060    ULONG ipn    = ipname;
00061    UCHAR ip1, ip2, ip3, ip4;
00062 
00063    ip4 = ipn % 256;
00064    ipn >>= 8;
00065 
00066    ip3 = ipn % 256;
00067    ipn >>= 8;
00068 
00069    ip2 = ipn % 256;
00070    ipn >>= 8;
00071 
00072    ip1 = ipn % 256;
00073    ipn >>= 8;
00074    
00075    printf( "\nIP =[ %u | %u.%u.%u.%u ]\n", \
00076      ipname, ip1, ip2, ip3, ip4 );
00077 
00078    fflush( stdout );
00079 }

void UDP_Socket::PrintInfo (    ) 
 

Definition at line 101 of file UDP_Socket.cpp.

Referenced by UDP_SocketClient::UDP_SocketClient(), and UDP_SocketServer::UDP_SocketServer(). 

00102 {
00103    printf( "\n\nHostName:   %s\n", hostdata->h_name );
00104    printf( "IP address: %s\n", inet_ntoa(*((struct in_addr*) hostdata->h_addr )) );
00105 
00106    option.setHostName( hostdata->h_name );
00107 
00108    // PrintIP( server.sin_addr.s_addr );   
00109 
00110    fflush( stdout );
00111 }

void UDP_Socket::getHostData (  char *    host )  [protected]
 

Definition at line 81 of file UDP_Socket.cpp.

Referenced by UDP_SocketClient::UDP_SocketClient(), and UDP_SocketServer::UDP_SocketServer(). 

00082 {
00083    if ( atoi( host) ) // Host is given by IPv4 format "x.x.x.x"
00084    {
00085       ULONG ip = inet_addr( host );
00086       hostdata = gethostbyaddr( (char*)&ip, sizeof(ip), PF_INET );
00087 
00088    } else {          // Host is given by name format "server.host.ca"
00089 
00090       hostdata = gethostbyname( host );
00091    }
00092 
00093    if ( hostdata == NULL )
00094    {
00095       printf( "Error getting host address\n" );
00096       fflush( stdout );
00097       exit( 1 );
00098    }
00099 }

__inline int UDP_Socket::getSocket (    ) 
 

Definition at line 14 of file UDP_Socket.cpp.

00015 {
00016   return mySocket;
00017 }

bool UDP_Socket::send (  void *    msg,
size_t    msgLength,
struct sockaddr_in *    dest
) 
 

Definition at line 28 of file UDP_Socket.cpp.

00030 {   
00031    signed int Sent;
00032     
00033    printf( "Message being sent to host %s port %u size %u \n",
00034            inet_ntoa( dest->sin_addr ),
00035            ntohs(     dest->sin_port ),
00036            msgLength
00037          );
00038 
00039    size_t pduLength = msgLength;
00040    if ( pduLength > 60 ) pduLength = 60;
00041    option.showChar( "Send:", (char*)msg, pduLength );
00042    Sent = sendto( mySocket, msg, msgLength, 0,
00043                   (struct sockaddr *)dest,
00044                   sizeof( struct sockaddr_in )
00045                 );
00046 
00047    memset( msg, 0, msgLength );
00048    if ( Sent != msgLength )
00049    {
00050       printf( "Error sending UDP packet from listen socket\n" );
00051       fflush( stdout );
00052       return FALSE;
00053    }
00054 
00055    return TRUE;
00056 }

virtual __inline bool UDP_Socket::send (  void *    msg,
size_t    msgLength
)  [pure virtual]
 

Reimplemented in UDP_SocketClient, and UDP_SocketServer.

Referenced by UDP_SocketServer::send(), and UDP_SocketClient::send().

__inline void UDP_Socket::setSocket (  int    socket ) 
 

Definition at line 9 of file UDP_Socket.cpp.

00010 {
00011   mySocket = socket;
00012 }

Member Data Documentation

char UDP_Socket::buffer[ 40960 ] [protected]
 

Definition at line 37 of file UDP_Socket.hpp.

Referenced by UDP_SocketServer::ListenThread(), and UDP_SocketClient::ListenThread().

hostent* UDP_Socket::hostdata [protected]
 

Definition at line 35 of file UDP_Socket.hpp.

int UDP_Socket::mySocket [protected]
 

Definition at line 32 of file UDP_Socket.hpp.

Referenced by UDP_SocketServer::ListenThread(), and UDP_SocketClient::ListenThread().

struct sockaddr_in UDP_Socket::server [protected]
 

Definition at line 38 of file UDP_Socket.hpp.

Referenced by UDP_SocketClient::ListenThread().

The documentation for this class was generated from the following files:
Generated on Sun Oct 14 18:50:21 2001 for Standard J2K Library by doxygen1.2.11.1 written by Dimitri van Heesch, © 1997-2001