net.c

/**
 * @file    server/net.c
 * @author  Armin Luntzer (armin.luntzer@univie.ac.at)
 *
 * @copyright GPLv2
 * This program is free software; you can redistribute it and/or modify it
 * under the terms and conditions of the GNU General Public License,
 * version 2, as published by the Free Software Foundation.
 *
 * This program is distributed in the hope it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
 * more details.
 *
 * @brief server networking
 *
 * @note we typically don't check for NULL pointers since we rely on glib to
 *	 work properly...
 *
 * @todo some cleanup, the logic is pretty confusing
 *
 */

#include <net.h>
#include <cfg.h>
#include <cmd.h>
#include <ack.h>
#include <pkt_proc.h>

#include <gio/gio.h>
#include <glib.h>

/* this number must be large enough to handle multiple subsequent submissions
 * of packets for a connection
 */
#define SERVER_CON_POOL_SIZE 16

/* max allowed client */
#define SERVER_CON_MAX 64

/* privilege range */
#define PRIV_DEFAULT	0
#define PRIV_CONTROL	1
#define PRIV_FULL	2



/* client connection data */
struct con_data {
	GSocketConnection *con;
	GInputStream *istream;
	gsize nbytes;
	gint priv;
	gchar *nick;
	gboolean new;
	gboolean kick;
	GMutex lock;
	GCancellable *ca;

	GThreadPool *pool;
};

struct thread {
	gchar *buf;
	gsize bytes;
};

/* tracks client connections */
static GList *con_list;