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/*
* Ivy, C interface
*
* Copyright 1997-2000
* Centre d'Etudes de la Navigation Aerienne
*
* Sockets
*
* Authors: Francois-Regis Colin <fcolin@cena.fr>
*
* $Id$
*
* Please refer to file version.h for the
* copyright notice regarding this software
*/
#ifndef IVYSOCKET_H
#define IVYSOCKET_H
#ifdef __cplusplus
extern "C" {
#endif
#include <stdarg.h>
/* general Handle */
#define ANYPORT 0
#ifdef WIN32
#include <windows.h>
#ifdef __MINGW32__
#include <ws2tcpip.h>
#endif
#define HANDLE SOCKET
#define socklen_t int
#ifndef IN_MULTICAST
#define IN_MULTICAST(i) (((long)(i) & 0xf0000000) == 0xe0000000)
#endif
#else
#define HANDLE int
#include <netinet/in.h>
#endif
#ifdef __INTERIX
#define socklen_t int
#endif
/* General Init */
/* utility fonction do make vsprintf without buffer limit */
extern int make_message(char ** buffer, int *size, int offset, const char *fmt, va_list ap);
extern int make_message_var(char ** buffer, int *size, int offset, const char *fmt, ...);
/* Forward def */
typedef struct _client *Client;
typedef char* (*SocketInterpretation) (Client client, void *data, char *ligne, unsigned int len);
typedef void* (*SocketCreate) (Client client);
typedef void (*SocketDelete) (Client client, void *data);
/* Server Part */
typedef struct _server *Server;
extern Server SocketServer(unsigned short port,
SocketCreate create,
SocketDelete handle_delete,
SocketInterpretation interpretation);
extern unsigned short SocketServerGetPort( Server server );
extern void SocketServerClose( Server server );
/* Client Part */
extern void SocketKeepAlive( Client client,int keepalive );
extern void SocketClose( Client client );
extern void SocketSendFmt( Client client, char *fmt, ... );
extern void SocketSendBuf( Client client, char *buffer, int len );
extern void SocketFlush (Client client);
extern char *SocketGetPeerHost( Client client );
extern void SocketSetData( Client client, void *data );
extern void *SocketGetData( Client client );
extern Client SocketConnect( char * host, unsigned short port,
void *data,
SocketInterpretation interpretation,
SocketDelete handle_delete
);
extern Client SocketConnectAddr( struct in_addr * addr, unsigned short port,
void *data,
SocketInterpretation interpretation,
SocketDelete handle_delete
);
/* Socket UDP */
/* Creation d'une socket en mode non connecte */
/* et ecoute des messages */
extern Client SocketBroadcastCreate(
unsigned short port,
void *data,
SocketInterpretation interpretation
);
/* Socket Multicast */
extern int SocketAddMember( Client client, unsigned long host );
/* recuperation de l'emetteur du message */
extern struct in_addr * SocketGetRemoteAddr( Client client );
extern void SocketGetRemoteHost (Client client, char **host, unsigned short *port );
/* emmission d'un broadcast UDP */
extern void SocketSendBroadcast( Client client, unsigned long host, unsigned short port, char *fmt, ... );
extern void SocketSendBroadcastRaw( Client client, unsigned long host, unsigned short port, char *buffer, int len );
#ifdef __cplusplus
}
#endif
#endif
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