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/*
* Copyright (C) 2003-2010 Sebastien Helleu <flashcode@flashtux.org>
*
* This file is part of WeeChat, the extensible chat client.
*
* WeeChat is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* WeeChat is distributed in the hope that 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.
*
* You should have received a copy of the GNU General Public License
* along with WeeChat. If not, see <http://www.gnu.org/licenses/>.
*/
/*
* relay-client-weechat.c: WeeChat protocol for relay to client
*/
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <stdarg.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <errno.h>
#include "../weechat-plugin.h"
#include "relay.h"
#include "relay-client-weechat.h"
#include "relay-client.h"
/*
* relay_client_weechat_sendf: send formatted data to client
*/
int
relay_client_weechat_sendf (struct t_relay_client *client,
const char *format, ...)
{
va_list args;
static char buffer[4096];
char str_length[8];
int length, num_sent;
if (!client)
return 0;
va_start (args, format);
vsnprintf (buffer + 7, sizeof (buffer) - 7 - 1, format, args);
va_end (args);
length = strlen (buffer + 7);
snprintf (str_length, sizeof (str_length), "%07d", length);
memcpy (buffer, str_length, 7);
num_sent = send (client->sock, buffer, length + 7, 0);
client->bytes_sent += length + 7;
if (num_sent < 0)
{
weechat_printf (NULL,
_("%s%s: error sending data to client %s"),
weechat_prefix ("error"), RELAY_PLUGIN_NAME,
strerror (errno));
}
return num_sent;
}
/*
* relay_client_weechat_send_infolist: send infolist to client
*/
void
relay_client_weechat_send_infolist (struct t_relay_client *client,
const char *name,
struct t_infolist *infolist)
{
const char *fields;
char **argv;
int i, argc, size;
relay_client_weechat_sendf (client, "name %s", name);
while (weechat_infolist_next (infolist))
{
fields = weechat_infolist_fields (infolist);
if (fields)
{
argv = weechat_string_split (fields, ",", 0, 0, &argc);
if (argv && (argc > 0))
{
for (i = 0; i < argc; i++)
{
switch (argv[i][0])
{
case 'i':
relay_client_weechat_sendf (client, "%s %c %d",
argv[i] + 2, argv[i][0],
weechat_infolist_integer (infolist,
argv[i] + 2));
break;
case 's':
relay_client_weechat_sendf (client, "%s %c %s",
argv[i] + 2, argv[i][0],
weechat_infolist_string (infolist,
argv[i] + 2));
break;
case 'p':
relay_client_weechat_sendf (client, "%s %c %lx",
argv[i] + 2, argv[i][0],
(long unsigned int)weechat_infolist_pointer (infolist,
argv[i] + 2));
break;
case 'b':
relay_client_weechat_sendf (client, "%s %c %lx",
argv[i] + 2, argv[i][0],
(long unsigned int)weechat_infolist_buffer (infolist,
argv[i] + 2,
&size));
break;
case 't':
relay_client_weechat_sendf (client, "%s %c %ld",
argv[i] + 2, argv[i][0],
weechat_infolist_time (infolist, argv[i] + 2));
break;
}
}
}
if (argv)
weechat_string_free_split (argv);
}
}
}
/*
* relay_client_weechat_recv_one_msg: read one message from client
*/
void
relay_client_weechat_recv_one_msg (struct t_relay_client *client, char *data)
{
char *pos;
struct t_infolist *infolist;
pos = strchr (data, '\r');
if (pos)
pos[0] = '\0';
if (weechat_relay_plugin->debug)
{
weechat_printf (NULL, "relay: weechat: \"%s\"", data);
}
if (weechat_strcasecmp (data, "quit") == 0)
relay_client_set_status (client, RELAY_STATUS_DISCONNECTED);
else
{
infolist = weechat_infolist_get (data, NULL, NULL);
if (infolist)
{
relay_client_weechat_send_infolist (client, data, infolist);
weechat_infolist_free (infolist);
}
}
}
/*
* relay_client_weechat_recv: read data from client
*/
void
relay_client_weechat_recv (struct t_relay_client *client, const char *data)
{
char **items;
int items_count, i;
items = weechat_string_split (data, "\n", 0, 0, &items_count);
for (i = 0; i < items_count; i++)
{
relay_client_weechat_recv_one_msg (client, items[i]);
}
if (items)
weechat_string_free_split (items);
}
/*
* relay_client_weechat_alloc: init relay data specific to weechat protocol
*/
void
relay_client_weechat_alloc (struct t_relay_client *client)
{
struct t_relay_client_weechat_data *weechat_data;
client->protocol_data = malloc (sizeof (*weechat_data));
if (client->protocol_data)
{
/* ... */
}
}
/*
* relay_client_weechat_alloc_with_infolist: init relay data specific to
* weechat protocol with an infolist
*/
void
relay_client_weechat_alloc_with_infolist (struct t_relay_client *client,
struct t_infolist *infolist)
{
struct t_relay_client_weechat_data *weechat_data;
/* make C compiler happy */
(void) infolist;
client->protocol_data = malloc (sizeof (*weechat_data));
if (client->protocol_data)
{
/* ... */
}
}
/*
* relay_client_weechat_free: free relay data specific to weechat protocol
*/
void
relay_client_weechat_free (struct t_relay_client *client)
{
if (client->protocol_data)
free (client->protocol_data);
}
/*
* relay_client_weechat_add_to_infolist: add client weechat data in an
* infolist item
* return 1 if ok, 0 if error
*/
int
relay_client_weechat_add_to_infolist (struct t_infolist_item *item,
struct t_relay_client *client)
{
if (!item || !client)
return 0;
return 1;
}
/*
* relay_client_weechat_print_log: print weechat client infos in log (usually
* for crash dump)
*/
void
relay_client_weechat_print_log (struct t_relay_client *client)
{
if (client->protocol_data)
{
}
}
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