/**************************
*    Header Dependency    *
***************************
* Designed & Developed by *
*     Adrien Marquès      *
*     <xdrm-brackets>     *
***************************
*   doowap31@gmail.com    *
**************************/


#ifndef _LIB_HEADER_H_
    #define _LIB_HEADER_H_


        /* global */
        #include <stdio.h>
        #include <stdlib.h>
        #include <string.h>
        #include <pthread.h>
        #include <stdint.h>
        #include <errno.h>
        #include <signal.h>

        /*  sys   */
        #include <sys/types.h>
        #include <sys/socket.h>


        /* socket */
	    #include <unistd.h>      // close
        #include <netinet/in.h>
        #include <netdb.h>       // getaddrinfo, getnameinfo
        #include <arpa/inet.h>

        #include "debug.h"
        #include "data.h"

        /* vars */
        #define MCST_HOST    "224.0.0.1"  // adresse groupe multicast UDP -> plane
        #define MCST_VTER    "224.0.0.2"  // adresse groupe multicast UDP -> viewTerm
        #define MCST_CTER    "224.0.0.3"  // adresse groupe multicast UDP -> ctrlTerm
        #define UDP_MCST    4444          // multicast UDP port for PLANES
        #define TCP_LIST    0x504c        // TCP plane command (PL = 8076)

        #define UDP_VTER    4445          // viewTerm listener
        #define UDP_CTER    4446          // ctrlTerm listener

        #define MAX_BUF_LEN 512
        #define MAX_TCP_THR 10
        #define MAX_UDP_THR 10
        #define maxHostLen  64
        #define maxPortLen  6

        #define CTRL_TIMEOUT    10 // 10sec timeout (pour ctrlTerm)
        #define SOCK_TIMEOUT    4 // 4sec timeout (1+ temps refresh plane)
        #define PUBL_TIMEOUT    2 // 2sec entre chaque publication sur multicast UDP (pour avions)


        struct context_unit{
            int             socket; // socket associée à un avion
            struct plane    data;   // données d'un avion
            char            thrId;  // TCP thread index
            char            flags;  // persistent flags
        };

        struct context{
            unsigned int         n;    // nombre d'avions
            struct context_unit* unit; // les données des avions
        };

        struct middleware_arg{
            int   listenSock; // socket source
            int*  comSock;    // socket destination
            char  entity[10]; // entity for log
        };

        struct handler_arg{
            pthread_t*      TCPManagers;
            pthread_t*      UDPManagers;
            int*            activeTCPManagers;
            int*            activeUDPManagers;
            int             socket;
            struct context* sgca;
        };

        struct listen_arg{
            in_addr_t            addr;                                // socket address
            const unsigned short port;                                // socket port
            int                (*middleware)(struct middleware_arg*); // middleware function
            void*              (*handler)(void*);                     // management function (thread)
        };

#endif