sock.h

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/*
 * Copyright (c) 2011 NLNet Labs. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
 * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
 * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
 * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 */

 
#ifndef WIRE_SOCK_H
#define WIRE_SOCK_H
 
#include "config.h"
#include "status.h"
#include "wire/listener.h"
#include "wire/netio.h"
#include "wire/query.h"

typedef struct sock_struct sock_type;
struct sock_struct {
    struct addrinfo* addr;
    int s;
};

typedef struct socklist_struct socklist_type;
struct socklist_struct {
    sock_type tcp[MAX_INTERFACES];
    sock_type udp[MAX_INTERFACES];
};

struct udp_data {
    engine_type* engine;
    sock_type* socket;
    query_type* query;
};

struct tcp_accept_data {
    engine_type* engine;
    sock_type* socket;
    size_t tcp_accept_handler_count;
    netio_handler_type* tcp_accept_handlers;
};

struct tcp_data {
    engine_type* engine;
    query_type* query;
    size_t tcp_accept_handler_count;
    netio_handler_type* tcp_accept_handlers;
    query_state qstate;
    size_t bytes_transmitted;
};

extern ods_status sock_listen(socklist_type* sockets, listener_type* listener);

extern void sock_handle_udp(netio_type* netio, netio_handler_type* handler,
    netio_events_type event_types);

extern void sock_handle_tcp_accept(netio_type* netio, netio_handler_type* handler,
    netio_events_type event_types);

extern void sock_handle_tcp_read(netio_type* netio, netio_handler_type* handler,
    netio_events_type event_types);

extern void sock_handle_tcp_write(netio_type* netio, netio_handler_type* handler,
    netio_events_type event_types);
 
#endif /* WIRE_SOCK_H */