comm.h

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#ifndef COMM_H
#define COMM_H

#include <sys/types.h>
#include <sys/socket.h> /* definitions of structures needed for sockets */
#include <netinet/in.h> /* constants and structures needed for internet domain addresses */
#include <sys/poll.h>   /* poll(2) and related definitions. */
#include <string.h>
#include <stdlib.h>
#include <unistd.h>
#include <netdb.h>

#include "msg.h"
#include "errore.h"

/* ----= TIPI =---- */

typedef struct {
        size_t            skDim;        
        struct pollfd *sk;              
} comm;

#define MAXCONN 20                      
#define INVALID_DESC -1         
/* -= FUNZIONI =- */

comm * newServerChannel(const char *service);

int acceptConnection(comm * srvComm);

int closeServerSocket(comm * srvComm);

int receiveMessage(int sc, message_t *msg);

int sendMessage(int sc, message_t *msg);

int closeConnection(int sc);

int retryConnection(const char* hostname, const char * service);

#endif