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Files
weechat/src/common/session.c
T
2007-03-20 12:22:32 +00:00

1854 lines
61 KiB
C

/*
* Copyright (c) 2003-2007 by FlashCode <flashcode@flashtux.org>
* See README for License detail, AUTHORS for developers list.
*
* This program 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 2 of the License, or
* (at your option) any later version.
*
* This program 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 this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
/* session.c: save/restore session data */
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <unistd.h>
#include <stdlib.h>
#include <stdio.h>
#include <stdarg.h>
#include <string.h>
#ifdef HAVE_GNUTLS
#include <gnutls/gnutls.h>
#endif
#include "weechat.h"
#include "session.h"
#include "hotlist.h"
#include "log.h"
#include "utf8.h"
#include "util.h"
#include "../irc/irc.h"
#include "../gui/gui.h"
/* current server/channel (used when loading session) */
t_irc_server *session_current_server = NULL;
t_irc_channel *session_current_channel = NULL;
t_gui_buffer *session_current_buffer = NULL;
long session_last_read_pos = 0;
int session_last_read_length = 0;
/*
* session_write_id: write object ID to file
*/
int
session_write_id (FILE *file, int id)
{
return (fwrite ((void *)(&id), sizeof (int), 1, file) > 0);
}
/*
* session_write_int: write an integer to file
*/
int
session_write_int (FILE *file, int id, int value)
{
char type;
if (id >= 0)
{
if (!session_write_id (file, id))
return 0;
}
type = SESSION_TYPE_INT;
if (fwrite ((void *)(&type), sizeof (char), 1, file) == 0)
return 0;
return (fwrite ((void *)(&value), sizeof (int), 1, file) > 0);
}
/*
* session_write_str: write a string to file
*/
int
session_write_str (FILE *file, int id, char *string)
{
char type;
int length;
if (id >= 0)
{
if (!session_write_id (file, id))
return 0;
}
type = SESSION_TYPE_STR;
if (fwrite ((void *)(&type), sizeof (char), 1, file) == 0)
return 0;
if (string && string[0])
{
length = strlen (string);
if (fwrite ((void *)(&length), sizeof (int), 1, file) == 0)
return 0;
return (fwrite ((void *)string, length, 1, file) > 0);
}
else
{
length = 0;
return (fwrite ((void *)(&length), sizeof (int), 1, file) > 0);
}
}
/*
* session_write_buf: write a buffer to file
*/
int
session_write_buf (FILE *file, int id, void *buffer, int size)
{
char type;
if (id >= 0)
{
if (!session_write_id (file, id))
return 0;
}
type = SESSION_TYPE_BUF;
if (fwrite ((void *)(&type), sizeof (char), 1, file) == 0)
return 0;
if (fwrite ((void *)(&size), sizeof (int), 1, file) == 0)
return 0;
return (fwrite (buffer, size, 1, file) > 0);
}
/*
* session_save_nick: save a nick into session file
*/
int
session_save_nick (FILE *file, t_irc_nick *nick)
{
int rc;
rc = 1;
rc = rc && (session_write_id (file, SESSION_OBJ_NICK));
rc = rc && (session_write_str (file, SESSION_NICK_NICK, nick->nick));
rc = rc && (session_write_int (file, SESSION_NICK_FLAGS, nick->flags));
rc = rc && (session_write_int (file, SESSION_NICK_COLOR, nick->color));
rc = rc && (session_write_str (file, SESSION_NICK_HOST, nick->host));
rc = rc && (session_write_id (file, SESSION_NICK_END));
return rc;
}
/*
* session_save_channel: save a channel into session file
*/
int
session_save_channel (FILE *file, t_irc_channel *channel)
{
int rc;
t_irc_nick *ptr_nick;
rc = 1;
rc = rc && (session_write_id (file, SESSION_OBJ_CHANNEL));
rc = rc && (session_write_int (file, SESSION_CHAN_TYPE, channel->type));
rc = rc && (session_write_str (file, SESSION_CHAN_NAME, channel->name));
rc = rc && (session_write_str (file, SESSION_CHAN_TOPIC, channel->topic));
rc = rc && (session_write_str (file, SESSION_CHAN_MODES, channel->modes));
rc = rc && (session_write_int (file, SESSION_CHAN_LIMIT, channel->limit));
rc = rc && (session_write_str (file, SESSION_CHAN_KEY, channel->key));
rc = rc && (session_write_int (file, SESSION_CHAN_NICKS_COUNT, channel->nicks_count));
rc = rc && (session_write_int (file, SESSION_CHAN_CHECKING_AWAY, channel->checking_away));
rc = rc && (session_write_str (file, SESSION_CHAN_AWAY_MESSAGE, channel->away_message));
rc = rc && (session_write_int (file, SESSION_CHAN_CYCLE, channel->cycle));
rc = rc && (session_write_int (file, SESSION_CHAN_CLOSE, channel->close));
rc = rc && (session_write_int (file, SESSION_CHAN_DISPLAY_CREATION_DATE, channel->display_creation_date));
rc = rc && (session_write_id (file, SESSION_CHAN_END));
if (!rc)
return 0;
for (ptr_nick = channel->nicks; ptr_nick;
ptr_nick = ptr_nick->next_nick)
{
if (!session_save_nick (file, ptr_nick))
return 0;
}
return 1;
}
/*
* session_save_servers: save all servers into session file
*/
int
session_save_servers (FILE *file)
{
int rc;
#ifdef HAVE_GNUTLS
void *session_data;
size_t session_size;
#endif
t_irc_server *ptr_server;
t_irc_channel *ptr_channel;
rc = 1;
for (ptr_server = irc_servers; ptr_server;
ptr_server = ptr_server->next_server)
{
rc = rc && (session_write_id (file, SESSION_OBJ_SERVER));
rc = rc && (session_write_str (file, SESSION_SERV_NAME, ptr_server->name));
rc = rc && (session_write_int (file, SESSION_SERV_AUTOCONNECT, ptr_server->autoconnect));
rc = rc && (session_write_int (file, SESSION_SERV_AUTORECONNECT, ptr_server->autoreconnect));
rc = rc && (session_write_int (file, SESSION_SERV_AUTORECONNECT_DELAY, ptr_server->autoreconnect_delay));
rc = rc && (session_write_int (file, SESSION_SERV_COMMAND_LINE, ptr_server->command_line));
rc = rc && (session_write_str (file, SESSION_SERV_ADDRESS, ptr_server->address));
rc = rc && (session_write_int (file, SESSION_SERV_PORT, ptr_server->port));
rc = rc && (session_write_int (file, SESSION_SERV_IPV6, ptr_server->ipv6));
rc = rc && (session_write_int (file, SESSION_SERV_SSL, ptr_server->ssl));
rc = rc && (session_write_str (file, SESSION_SERV_PASSWORD, ptr_server->password));
rc = rc && (session_write_str (file, SESSION_SERV_NICK1, ptr_server->nick1));
rc = rc && (session_write_str (file, SESSION_SERV_NICK2, ptr_server->nick2));
rc = rc && (session_write_str (file, SESSION_SERV_NICK3, ptr_server->nick3));
rc = rc && (session_write_str (file, SESSION_SERV_USERNAME, ptr_server->username));
rc = rc && (session_write_str (file, SESSION_SERV_REALNAME, ptr_server->realname));
rc = rc && (session_write_str (file, SESSION_SERV_HOSTNAME, ptr_server->hostname));
rc = rc && (session_write_str (file, SESSION_SERV_COMMAND, ptr_server->command));
rc = rc && (session_write_int (file, SESSION_SERV_COMMAND_DELAY, ptr_server->command_delay));
rc = rc && (session_write_str (file, SESSION_SERV_AUTOJOIN, ptr_server->autojoin));
rc = rc && (session_write_int (file, SESSION_SERV_AUTOREJOIN, ptr_server->autorejoin));
rc = rc && (session_write_str (file, SESSION_SERV_NOTIFY_LEVELS, ptr_server->notify_levels));
rc = rc && (session_write_int (file, SESSION_SERV_CHILD_PID, ptr_server->child_pid));
rc = rc && (session_write_int (file, SESSION_SERV_CHILD_READ, ptr_server->child_read));
rc = rc && (session_write_int (file, SESSION_SERV_CHILD_WRITE, ptr_server->child_write));
rc = rc && (session_write_int (file, SESSION_SERV_SOCK, ptr_server->sock));
rc = rc && (session_write_int (file, SESSION_SERV_IS_CONNECTED, ptr_server->is_connected));
rc = rc && (session_write_int (file, SESSION_SERV_SSL_CONNECTED, ptr_server->ssl_connected));
#ifdef HAVE_GNUTLS
if (ptr_server->is_connected && ptr_server->ssl_connected)
{
gnutls_session_get_data (ptr_server->gnutls_sess, NULL, &session_size);
if (session_size > 0)
{
session_data = malloc (session_size);
gnutls_session_get_data (ptr_server->gnutls_sess, session_data, &session_size);
rc = rc && (session_write_buf (file, SESSION_SERV_GNUTLS_SESS, &(session_data), session_size));
free (session_data);
}
}
#endif
rc = rc && (session_write_str (file, SESSION_SERV_UNTERMINATED_MESSAGE, ptr_server->unterminated_message));
rc = rc && (session_write_str (file, SESSION_SERV_NICK, ptr_server->nick));
rc = rc && (session_write_str (file, SESSION_SERV_NICK_MODES, ptr_server->nick_modes));
rc = rc && (session_write_buf (file, SESSION_SERV_RECONNECT_START, &(ptr_server->reconnect_start), sizeof (time_t)));
rc = rc && (session_write_int (file, SESSION_SERV_RECONNECT_JOIN, ptr_server->reconnect_join));
rc = rc && (session_write_int (file, SESSION_SERV_IS_AWAY, ptr_server->is_away));
rc = rc && (session_write_str (file, SESSION_SERV_AWAY_MESSAGE, ptr_server->away_message));
rc = rc && (session_write_buf (file, SESSION_SERV_AWAY_TIME, &(ptr_server->away_time), sizeof (time_t)));
rc = rc && (session_write_int (file, SESSION_SERV_LAG, ptr_server->lag));
rc = rc && (session_write_buf (file, SESSION_SERV_LAG_CHECK_TIME, &(ptr_server->lag_check_time), sizeof (struct timeval)));
rc = rc && (session_write_buf (file, SESSION_SERV_LAG_NEXT_CHECK, &(ptr_server->lag_next_check), sizeof (time_t)));
rc = rc && (session_write_id (file, SESSION_SERV_END));
if (!rc)
return 0;
for (ptr_channel = ptr_server->channels; ptr_channel;
ptr_channel = ptr_channel->next_channel)
{
if (!session_save_channel (file, ptr_channel))
return 0;
}
}
return 1;
}
/*
* session_save_dcc: save all DCC into session file
*/
int
session_save_dcc (FILE *file)
{
int rc;
t_irc_dcc *ptr_dcc;
rc = 1;
for (ptr_dcc = last_dcc; ptr_dcc;
ptr_dcc = ptr_dcc->prev_dcc)
{
rc = rc && (session_write_id (file, SESSION_OBJ_DCC));
rc = rc && (session_write_str (file, SESSION_DCC_SERVER, (ptr_dcc->server) ? ptr_dcc->server->name : NULL));
rc = rc && (session_write_str (file, SESSION_DCC_CHANNEL, (ptr_dcc->channel) ? ptr_dcc->channel->name : NULL));
rc = rc && (session_write_int (file, SESSION_DCC_TYPE, ptr_dcc->type));
rc = rc && (session_write_int (file, SESSION_DCC_STATUS, ptr_dcc->status));
rc = rc && (session_write_buf (file, SESSION_DCC_START_TIME, &(ptr_dcc->start_time), sizeof (time_t)));
rc = rc && (session_write_buf (file, SESSION_DCC_START_TRANSFER, &(ptr_dcc->start_transfer), sizeof (time_t)));
rc = rc && (session_write_buf (file, SESSION_DCC_ADDR, &(ptr_dcc->addr), sizeof (unsigned long)));
rc = rc && (session_write_int (file, SESSION_DCC_PORT, ptr_dcc->port));
rc = rc && (session_write_str (file, SESSION_DCC_NICK, ptr_dcc->nick));
rc = rc && (session_write_int (file, SESSION_DCC_SOCK, ptr_dcc->sock));
rc = rc && (session_write_str (file, SESSION_DCC_UNTERMINATED_MESSAGE, ptr_dcc->unterminated_message));
rc = rc && (session_write_int (file, SESSION_DCC_FILE, ptr_dcc->file));
rc = rc && (session_write_str (file, SESSION_DCC_FILENAME, ptr_dcc->filename));
rc = rc && (session_write_str (file, SESSION_DCC_LOCAL_FILENAME, ptr_dcc->local_filename));
rc = rc && (session_write_int (file, SESSION_DCC_FILENAME_SUFFIX, ptr_dcc->filename_suffix));
rc = rc && (session_write_buf (file, SESSION_DCC_SIZE, &(ptr_dcc->size), sizeof (unsigned long)));
rc = rc && (session_write_buf (file, SESSION_DCC_POS, &(ptr_dcc->pos), sizeof (unsigned long)));
rc = rc && (session_write_buf (file, SESSION_DCC_ACK, &(ptr_dcc->ack), sizeof (unsigned long)));
rc = rc && (session_write_buf (file, SESSION_DCC_START_RESUME, &(ptr_dcc->start_resume), sizeof (unsigned long)));
rc = rc && (session_write_buf (file, SESSION_DCC_LAST_CHECK_TIME, &(ptr_dcc->last_check_time), sizeof (time_t)));
rc = rc && (session_write_buf (file, SESSION_DCC_LAST_CHECK_POS, &(ptr_dcc->last_check_pos), sizeof (unsigned long)));
rc = rc && (session_write_buf (file, SESSION_DCC_LAST_ACTIVITY, &(ptr_dcc->last_activity), sizeof (time_t)));
rc = rc && (session_write_buf (file, SESSION_DCC_BYTES_PER_SEC, &(ptr_dcc->bytes_per_sec), sizeof (unsigned long)));
rc = rc && (session_write_buf (file, SESSION_DCC_ETA, &(ptr_dcc->eta), sizeof (unsigned long)));
rc = rc && (session_write_int (file, SESSION_DCC_CHILD_PID, ptr_dcc->child_pid));
rc = rc && (session_write_int (file, SESSION_DCC_CHILD_READ, ptr_dcc->child_read));
rc = rc && (session_write_int (file, SESSION_DCC_CHILD_WRITE, ptr_dcc->child_write));
rc = rc && (session_write_id (file, SESSION_DCC_END));
if (!rc)
return 0;
}
return 1;
}
/*
* session_save_history: save history into session file
* (from last to first, to restore it in good order)
*/
int
session_save_history (FILE *file, t_history *last_history)
{
int rc;
t_history *ptr_history;
rc = 1;
rc = rc && (session_write_id (file, SESSION_OBJ_HISTORY));
ptr_history = last_history;
while (ptr_history)
{
rc = rc && (session_write_str (file, SESSION_HIST_TEXT, ptr_history->text));
ptr_history = ptr_history->prev_history;
}
rc = rc && (session_write_id (file, SESSION_HIST_END));
return rc;
}
/*
* session_save_line: save a buffer line into session file
*/
int
session_save_line (FILE *file, t_gui_line *line)
{
int rc;
rc = 1;
rc = rc && (session_write_id (file, SESSION_OBJ_LINE));
rc = rc && (session_write_int (file, SESSION_LINE_LENGTH, line->length));
rc = rc && (session_write_int (file, SESSION_LINE_LENGTH_ALIGN, line->length_align));
rc = rc && (session_write_int (file, SESSION_LINE_LOG_WRITE, line->log_write));
rc = rc && (session_write_int (file, SESSION_LINE_WITH_MESSAGE, line->line_with_message));
rc = rc && (session_write_int (file, SESSION_LINE_WITH_HIGHLIGHT, line->line_with_highlight));
rc = rc && (session_write_str (file, SESSION_LINE_DATA, line->data));
rc = rc && (session_write_int (file, SESSION_LINE_OFS_AFTER_DATE, line->ofs_after_date));
rc = rc && (session_write_int (file, SESSION_LINE_OFS_START_MESSAGE, line->ofs_start_message));
rc = rc && (session_write_str (file, SESSION_LINE_NICK, line->nick));
rc = rc && (session_write_buf (file, SESSION_LINE_DATE, &(line->date), sizeof (time_t)));
rc = rc && (session_write_id (file, SESSION_LINE_END));
return rc;
}
/*
* session_save_buffers: save all buffers into session file
*/
int
session_save_buffers (FILE *file)
{
int rc;
t_gui_buffer *ptr_buffer;
t_gui_line *ptr_line;
rc = 1;
for (ptr_buffer = gui_buffers; ptr_buffer;
ptr_buffer = ptr_buffer->next_buffer)
{
rc = rc && (session_write_id (file, SESSION_OBJ_BUFFER));
rc = rc && (session_write_str (file, SESSION_BUFF_SERVER, SERVER(ptr_buffer) ? SERVER(ptr_buffer)->name : NULL));
rc = rc && (session_write_str (file, SESSION_BUFF_CHANNEL, CHANNEL(ptr_buffer) ? CHANNEL(ptr_buffer)->name : NULL));
rc = rc && (session_write_int (file, SESSION_BUFF_TYPE, ptr_buffer->type));
rc = rc && (session_write_int (file, SESSION_BUFF_ALL_SERVERS, ptr_buffer->all_servers));
rc = rc && (session_write_id (file, SESSION_BUFF_END));
if (!rc)
return 0;
for (ptr_line = ptr_buffer->lines; ptr_line;
ptr_line = ptr_line->next_line)
{
if (!session_save_line (file, ptr_line))
return 0;
}
if (!session_save_history (file, ptr_buffer->last_history))
return 0;
}
return 1;
}
/*
* session_save_uptime: save uptime into session file
*/
int
session_save_uptime (FILE *file)
{
int rc;
rc = 1;
rc = rc && (session_write_id (file, SESSION_OBJ_UPTIME));
rc = rc && (session_write_buf (file, SESSION_UPT_START_TIME, &weechat_start_time, sizeof (time_t)));
rc = rc && (session_write_id (file, SESSION_UPT_END));
return rc;
}
/*
* session_save_hotlist: save hotlist into session file
*/
int
session_save_hotlist (FILE *file)
{
int rc;
t_weechat_hotlist *ptr_hotlist;
rc = 1;
for (ptr_hotlist = hotlist; ptr_hotlist;
ptr_hotlist = ptr_hotlist->next_hotlist)
{
rc = rc && (session_write_id (file, SESSION_OBJ_HOTLIST));
rc = rc && (session_write_int (file, SESSION_HOTL_PRIORITY, ptr_hotlist->priority));
rc = rc && (session_write_str (file, SESSION_HOTL_SERVER, (ptr_hotlist->server) ? ptr_hotlist->server->name : NULL));
rc = rc && (session_write_int (file, SESSION_HOTL_BUFFER_NUMBER, ptr_hotlist->buffer->number));
rc = rc && (session_write_id (file, SESSION_HOTL_END));
if (!rc)
return 0;
}
return rc;
}
/*
* session_save: save current session
*/
int
session_save (char *filename)
{
FILE *file;
int rc;
if ((file = fopen (filename, "wb")) == NULL)
return 0;
rc = 1;
rc = rc && (session_write_str (file, -1, SESSION_SIGNATURE));
rc = rc && (session_save_servers (file));
rc = rc && (session_save_dcc (file));
rc = rc && (session_save_history (file, history_global_last));
rc = rc && (session_save_buffers (file));
rc = rc && (session_save_uptime (file));
rc = rc && (session_save_hotlist (file));
fclose (file);
return rc;
}
/* ========================================================================== */
/*
* session_crash: stop WeeChat if problem during session loading
*/
void
session_crash (FILE *file, char *message, ...)
{
char buffer[4096];
va_list argptr;
va_start (argptr, message);
vsnprintf (buffer, sizeof (buffer) - 1, message, argptr);
va_end (argptr);
fclose (file);
gui_main_end ();
weechat_iconv_fprintf (stderr, "%s %s\n",
WEECHAT_ERROR, buffer);
weechat_iconv_fprintf (stderr,
_("Last operation with session file was at position %ld, "
"read of %d bytes\n"),
session_last_read_pos,
session_last_read_length);
weechat_iconv_fprintf (stderr,
_("Please send %s/%s, %s/%s and "
"above messages to WeeChat developers for support.\n"
"Be careful, private info may be in these files.\n"),
weechat_home,
WEECHAT_LOG_NAME,
weechat_home,
WEECHAT_SESSION_NAME);
exit (EXIT_FAILURE);
}
/*
* session_read_int: read integer from file
*/
int
session_read_int (FILE *file, int *value)
{
char type;
session_last_read_pos = ftell (file);
session_last_read_length = sizeof (char);
if (fread ((void *)(&type), sizeof (char), 1, file) == 0)
return 0;
if (type != SESSION_TYPE_INT)
{
session_crash (file, _("wrong type in file (expected: %d, read: %d)"),
SESSION_TYPE_INT, type);
return 0;
}
session_last_read_pos = ftell (file);
session_last_read_length = sizeof (int);
if (value)
return (fread ((void *)value, sizeof (int), 1, file) > 0);
else
return (fseek (file, sizeof (int), SEEK_CUR) >= 0);
}
/*
* session_read_str: read string from file
*/
int
session_read_str (FILE *file, char **string)
{
char type;
int length;
if (string && *string)
free (*string);
session_last_read_pos = ftell (file);
session_last_read_length = sizeof (char);
if (fread ((void *)(&type), sizeof (char), 1, file) == 0)
return 0;
if (type != SESSION_TYPE_STR)
{
session_crash (file, _("wrong type in file (expected: %d, read: %d)"),
SESSION_TYPE_STR, type);
return 0;
}
session_last_read_pos = ftell (file);
session_last_read_length = sizeof (int);
if (fread ((void *)(&length), sizeof (int), 1, file) == 0)
return 0;
if (length == 0)
{
if (string)
(*string) = NULL;
return 1;
}
session_last_read_pos = ftell (file);
session_last_read_length = length;
if (string)
{
(*string) = (char *) malloc (length + 1);
if (!(*string))
return 0;
if (fread ((void *)(*string), length, 1, file) == 0)
{
free (*string);
return 0;
}
(*string)[length] = '\0';
}
else
return (fseek (file, length, SEEK_CUR) >= 0);
return 1;
}
/*
* session_read_str_utf8: read string from file, then normalize UTF-8
*/
int
session_read_str_utf8 (FILE *file, char **string)
{
int rc;
rc = session_read_str (file, string);
if (rc && *string)
utf8_normalize (*string, '?');
return rc;
}
/*
* session_read_buf: read buffer from file
*/
int
session_read_buf (FILE *file, void *buffer, int length_expected)
{
char type;
int length;
session_last_read_pos = ftell (file);
session_last_read_length = sizeof (char);
if (fread ((void *)(&type), sizeof (char), 1, file) == 0)
return 0;
if (type != SESSION_TYPE_BUF)
{
session_crash (file, _("wrong type in file (expected: %d, read: %d)"),
SESSION_TYPE_BUF, type);
return 0;
}
session_last_read_pos = ftell (file);
session_last_read_length = sizeof (int);
if (fread ((void *)(&length), sizeof (int), 1, file) == 0)
return 0;
if ((length <= 0) || ((length_expected > 0) && (length != length_expected)))
{
session_crash (file, _("invalid length for a buffer"));
return 0;
}
session_last_read_pos = ftell (file);
session_last_read_length = length;
if (buffer)
return (fread (buffer, length, 1, file) > 0);
else
return (fseek (file, length, SEEK_CUR) >= 0);
}
/*
* session_read_buf_alloc: read buffer from file and allocate it in memory
*/
int
session_read_buf_alloc (FILE *file, void **buffer, int *buffer_length)
{
char type;
session_last_read_pos = ftell (file);
session_last_read_length = sizeof (char);
if (fread ((void *)(&type), sizeof (char), 1, file) == 0)
return 0;
if (type != SESSION_TYPE_BUF)
{
session_crash (file, _("wrong type in file (expected: %d, read: %d)"),
SESSION_TYPE_BUF, type);
return 0;
}
session_last_read_pos = ftell (file);
session_last_read_length = sizeof (int);
if (fread ((void *)(buffer_length), sizeof (int), 1, file) == 0)
return 0;
if (*buffer_length <= 0)
{
session_crash (file, _("invalid length for a buffer"));
return 0;
}
*buffer = malloc (*buffer_length);
session_last_read_pos = ftell (file);
session_last_read_length = *buffer_length;
return (fread (*buffer, *buffer_length, 1, file) > 0);
}
/*
* session_read_object: read an object in file
*/
int
session_read_object (FILE *file, int object_id, int type, void *target, int max_buf_length)
{
int object_id_read;
char type_read;
if (fread ((void *)(&object_id_read), sizeof (int), 1, file) == 0)
{
session_crash (file, _("object read error"));
return 0;
}
if (object_id_read != object_id)
{
session_crash (file, _("wrong object (expected: %d, read: %d)"),
object_id, object_id_read);
return 0;
}
session_last_read_pos = ftell (file);
session_last_read_length = sizeof (char);
if (fread ((void *)(&type_read), sizeof (char), 1, file) == 0)
{
session_crash (file, _("type read error"));
return 0;
}
if (type_read != type)
{
session_crash (file, _("wrong type (expected: %d, read: %d)"),
type, type_read);
return 0;
}
if (fseek (file, sizeof (char) * (-1), SEEK_CUR) < 0)
return 0;
switch (type)
{
case SESSION_TYPE_INT:
return session_read_int (file, (int *)target);
case SESSION_TYPE_STR:
return session_read_str (file, (char **)target);
case SESSION_TYPE_BUF:
return session_read_buf (file, target, max_buf_length);
}
return 0;
}
/*
* session_read_ignore_value: ignore a value from file
*/
int
session_read_ignore_value (FILE *file)
{
char type;
if (fread ((void *)(&type), sizeof (char), 1, file) == 0)
return 0;
if (fseek (file, sizeof (char) * (-1), SEEK_CUR) < 0)
return 0;
switch (type)
{
case SESSION_TYPE_INT:
return session_read_int (file, NULL);
case SESSION_TYPE_STR:
return session_read_str (file, NULL);
case SESSION_TYPE_BUF:
return session_read_buf (file, NULL, 0);
}
return 0;
}
/*
* session_read_ignore_object: ignore an object from file
*/
int
session_read_ignore_object (FILE *file)
{
int object_id;
while (1)
{
if (fread ((void *)(&object_id), sizeof (int), 1, file) == 0)
return 0;
if (feof (file))
return 0;
if (object_id == SESSION_OBJ_END)
return 1;
if (!session_read_ignore_value (file))
return 0;
}
}
/*
* session_load_server: load server from file
*/
int
session_load_server (FILE *file)
{
int object_id, rc;
char *server_name;
#ifdef HAVE_GNUTLS
void *session_data;
size_t session_size;
int session_size_int;
const int cert_type_prio[] = { GNUTLS_CRT_X509, GNUTLS_CRT_OPENPGP, 0 };
#endif
/* read server name */
server_name = NULL;
if (!session_read_object (file, SESSION_SERV_NAME, SESSION_TYPE_STR, &server_name, 0))
{
session_crash (file, _("server name not found"));
return 0;
}
/* use or allocate server */
weechat_log_printf (_("session: loading server \"%s\"\n"),
server_name);
session_current_server = server_search (server_name);
if (session_current_server)
weechat_log_printf (_("server found, updating values\n"));
else
{
weechat_log_printf (_("server not found, creating new one\n"));
session_current_server = server_alloc ();
if (!session_current_server)
{
free (server_name);
session_crash (file, _("can't create new server"));
return 0;
}
server_init (session_current_server);
session_current_server->name = strdup (server_name);
}
free (server_name);
/* read server values */
rc = 1;
while (rc)
{
if (feof (file))
{
session_crash (file, _("unexpected end of file (reading server)"));
return 0;
}
if (fread ((void *)(&object_id), sizeof (int), 1, file) == 0)
return 0;
switch (object_id)
{
case SESSION_SERV_END:
return 1;
case SESSION_SERV_AUTOCONNECT:
rc = rc && (session_read_int (file, &(session_current_server->autoconnect)));
break;
case SESSION_SERV_AUTORECONNECT:
rc = rc && (session_read_int (file, &(session_current_server->autoreconnect)));
break;
case SESSION_SERV_AUTORECONNECT_DELAY:
rc = rc && (session_read_int (file, &(session_current_server->autoreconnect_delay)));
break;
case SESSION_SERV_COMMAND_LINE:
rc = rc && (session_read_int (file, &(session_current_server->command_line)));
break;
case SESSION_SERV_ADDRESS:
rc = rc && (session_read_str (file, &(session_current_server->address)));
break;
case SESSION_SERV_PORT:
rc = rc && (session_read_int (file, &(session_current_server->port)));
break;
case SESSION_SERV_IPV6:
rc = rc && (session_read_int (file, &(session_current_server->ipv6)));
break;
case SESSION_SERV_SSL:
rc = rc && (session_read_int (file, &(session_current_server->ssl)));
break;
case SESSION_SERV_PASSWORD:
rc = rc && (session_read_str (file, &(session_current_server->password)));
break;
case SESSION_SERV_NICK1:
rc = rc && (session_read_str (file, &(session_current_server->nick1)));
break;
case SESSION_SERV_NICK2:
rc = rc && (session_read_str (file, &(session_current_server->nick2)));
break;
case SESSION_SERV_NICK3:
rc = rc && (session_read_str (file, &(session_current_server->nick3)));
break;
case SESSION_SERV_USERNAME:
rc = rc && (session_read_str (file, &(session_current_server->username)));
break;
case SESSION_SERV_REALNAME:
rc = rc && (session_read_str (file, &(session_current_server->realname)));
break;
case SESSION_SERV_HOSTNAME:
rc = rc && (session_read_str (file, &(session_current_server->hostname)));
break;
case SESSION_SERV_COMMAND:
rc = rc && (session_read_str (file, &(session_current_server->command)));
break;
case SESSION_SERV_COMMAND_DELAY:
rc = rc && (session_read_int (file, &(session_current_server->command_delay)));
break;
case SESSION_SERV_AUTOJOIN:
rc = rc && (session_read_str (file, &(session_current_server->autojoin)));
break;
case SESSION_SERV_AUTOREJOIN:
rc = rc && (session_read_int (file, &(session_current_server->autorejoin)));
break;
case SESSION_SERV_NOTIFY_LEVELS:
rc = rc && (session_read_str (file, &(session_current_server->notify_levels)));
break;
case SESSION_SERV_CHILD_PID:
rc = rc && (session_read_int (file, &(session_current_server->child_pid)));
break;
case SESSION_SERV_CHILD_READ:
rc = rc && (session_read_int (file, &(session_current_server->child_read)));
break;
case SESSION_SERV_CHILD_WRITE:
rc = rc && (session_read_int (file, &(session_current_server->child_write)));
break;
case SESSION_SERV_SOCK:
rc = rc && (session_read_int (file, &(session_current_server->sock)));
break;
case SESSION_SERV_IS_CONNECTED:
rc = rc && (session_read_int (file, &(session_current_server->is_connected)));
break;
case SESSION_SERV_SSL_CONNECTED:
rc = rc && (session_read_int (file, &(session_current_server->ssl_connected)));
break;
#ifdef HAVE_GNUTLS
case SESSION_SERV_GNUTLS_SESS:
if (gnutls_init (&(session_current_server->gnutls_sess), GNUTLS_CLIENT) != 0)
{
session_crash (file, _("gnutls init error"));
return 0;
}
gnutls_set_default_priority (session_current_server->gnutls_sess);
gnutls_certificate_type_set_priority (session_current_server->gnutls_sess, cert_type_prio);
gnutls_credentials_set (session_current_server->gnutls_sess, GNUTLS_CRD_CERTIFICATE, gnutls_xcred);
session_data = NULL;
rc = rc && (session_read_buf_alloc (file, &session_data, &session_size_int));
if (rc)
{
session_size = session_size_int;
gnutls_session_set_data (session_current_server->gnutls_sess, session_data, session_size);
free (session_data);
gnutls_transport_set_ptr (session_current_server->gnutls_sess,
(gnutls_transport_ptr) ((unsigned long) session_current_server->sock));
if (gnutls_handshake (session_current_server->gnutls_sess) < 0)
{
session_crash (file, _("gnutls handshake failed"));
return 0;
}
}
break;
#endif
case SESSION_SERV_UNTERMINATED_MESSAGE:
rc = rc && (session_read_str (file, &(session_current_server->unterminated_message)));
break;
case SESSION_SERV_NICK:
rc = rc && (session_read_str (file, &(session_current_server->nick)));
break;
case SESSION_SERV_NICK_MODES:
rc = rc && (session_read_str (file, &(session_current_server->nick_modes)));
break;
case SESSION_SERV_RECONNECT_START:
rc = rc && (session_read_buf (file, &(session_current_server->reconnect_start), sizeof (time_t)));
break;
case SESSION_SERV_RECONNECT_JOIN:
rc = rc && (session_read_int (file, &(session_current_server->reconnect_join)));
break;
case SESSION_SERV_IS_AWAY:
rc = rc && (session_read_int (file, &(session_current_server->is_away)));
break;
case SESSION_SERV_AWAY_MESSAGE:
rc = rc && (session_read_str (file, &(session_current_server->away_message)));
break;
case SESSION_SERV_AWAY_TIME:
rc = rc && (session_read_buf (file, &(session_current_server->away_time), sizeof (time_t)));
break;
case SESSION_SERV_LAG:
rc = rc && (session_read_int (file, &(session_current_server->lag)));
break;
case SESSION_SERV_LAG_CHECK_TIME:
rc = rc && (session_read_buf (file, &(session_current_server->lag_check_time), sizeof (struct timeval)));
break;
case SESSION_SERV_LAG_NEXT_CHECK:
rc = rc && (session_read_buf (file, &(session_current_server->lag_next_check), sizeof (time_t)));
break;
case SESSION_SERV_CHARSET_DECODE_ISO__UNUSED:
rc = rc && (session_read_ignore_value (file));
break;
case SESSION_SERV_CHARSET_DECODE_UTF__UNUSED:
rc = rc && (session_read_ignore_value (file));
break;
case SESSION_SERV_CHARSET_ENCODE__UNUSED:
rc = rc && (session_read_ignore_value (file));
break;
default:
weechat_log_printf (_("session: warning: ignoring value from "
"server (object id: %d)\n"),
object_id);
rc = rc && (session_read_ignore_value (file));
break;
}
}
return 0;
}
/*
* session_load_channel: load channel from file
*/
int
session_load_channel (FILE *file)
{
int object_id, rc, channel_type;
char *channel_name;
/* check if server is allocated for this channel */
if (!session_current_server)
{
session_crash (file, _("channel found without server"));
return 0;
}
/* read channel type */
if (!session_read_object (file, SESSION_CHAN_TYPE, SESSION_TYPE_INT, &channel_type, 0))
{
session_crash (file, _("channel type not found"));
return 0;
}
/* read channel name */
channel_name = NULL;
if (!session_read_object (file, SESSION_CHAN_NAME, SESSION_TYPE_STR, &channel_name, 0))
{
session_crash (file, _("channel name not found"));
return 0;
}
/* allocate channel */
weechat_log_printf (_("session: loading channel \"%s\"\n"),
channel_name);
session_current_channel = channel_new (session_current_server,
channel_type,
channel_name);
free (channel_name);
if (!session_current_channel)
{
session_crash (file, _("can't create new channel"));
return 0;
}
/* read channel values */
rc = 1;
while (rc)
{
if (feof (file))
{
session_crash (file, _("unexpected end of file (reading channel)"));
return 0;
}
if (fread ((void *)(&object_id), sizeof (int), 1, file) == 0)
return 0;
switch (object_id)
{
case SESSION_CHAN_END:
return 1;
case SESSION_CHAN_TOPIC:
rc = rc && (session_read_str_utf8 (file, &(session_current_channel->topic)));
break;
case SESSION_CHAN_MODES:
rc = rc && (session_read_str (file, (char **)(&(session_current_channel->modes))));
break;
case SESSION_CHAN_LIMIT:
rc = rc && (session_read_int (file, &(session_current_channel->limit)));
break;
case SESSION_CHAN_KEY:
rc = rc && (session_read_str (file, &(session_current_channel->key)));
break;
case SESSION_CHAN_NICKS_COUNT:
rc = rc && (session_read_int (file, &(session_current_channel->nicks_count)));
/* will be incremented when adding nicks */
session_current_channel->nicks_count = 0;
break;
case SESSION_CHAN_CHECKING_AWAY:
rc = rc && (session_read_int (file, &(session_current_channel->checking_away)));
break;
case SESSION_CHAN_AWAY_MESSAGE:
rc = rc && (session_read_str (file, &(session_current_channel->away_message)));
break;
case SESSION_CHAN_CYCLE:
rc = rc && (session_read_int (file, &(session_current_channel->cycle)));
break;
case SESSION_CHAN_CLOSE:
rc = rc && (session_read_int (file, &(session_current_channel->close)));
break;
case SESSION_CHAN_DISPLAY_CREATION_DATE:
rc = rc && (session_read_int (file, &(session_current_channel->display_creation_date)));
break;
default:
weechat_log_printf (_("session: warning: ignoring value from "
"channel (object id: %d)\n"),
object_id);
rc = rc && (session_read_ignore_value (file));
break;
}
}
return 0;
}
/*
* session_load_nick: load nick from file
*/
int
session_load_nick (FILE *file)
{
int rc, object_id;
char *nick_name;
t_irc_nick *nick;
/* check if channel is allocated for this nick */
if (!session_current_channel)
{
session_crash (file, _("nick found without channel"));
return 0;
}
/* read nick name */
nick_name = NULL;
if (!session_read_object (file, SESSION_NICK_NICK, SESSION_TYPE_STR, &nick_name, 0))
{
session_crash (file, _("nick name not found"));
return 0;
}
/* allocate nick */
nick = nick_new (session_current_server, session_current_channel,
nick_name, 0, 0, 0, 0, 0);
free (nick_name);
if (!nick)
{
session_crash (file, _("can't create new nick"));
return 0;
}
/* read nick values */
rc = 1;
while (rc)
{
if (feof (file))
{
session_crash (file, _("unexpected end of file (reading nick)"));
return 0;
}
if (fread ((void *)(&object_id), sizeof (int), 1, file) == 0)
return 0;
switch (object_id)
{
case SESSION_NICK_END:
return 1;
case SESSION_NICK_FLAGS:
rc = rc && (session_read_int (file, &(nick->flags)));
break;
case SESSION_NICK_COLOR:
rc = rc && (session_read_int (file, &(nick->color)));
break;
case SESSION_NICK_HOST:
rc = rc && (session_read_str (file, &(nick->host)));
break;
default:
weechat_log_printf (_("session: warning: ignoring value from "
"nick (object id: %d)\n"),
object_id);
rc = rc && (session_read_ignore_value (file));
break;
}
}
return 0;
}
/*
* session_load_dcc: load DCC from file
*/
int
session_load_dcc (FILE *file)
{
int object_id, rc;
t_irc_dcc *dcc;
char *string;
t_irc_server *ptr_server;
t_irc_channel *ptr_channel;
/* allocate DCC */
dcc = dcc_alloc ();
if (!dcc)
{
session_crash (file, _("can't create new DCC"));
return 0;
}
weechat_log_printf (_("session: loading DCC\n"));
/* read DCC values */
ptr_server = NULL;
ptr_channel = NULL;
rc = 1;
while (rc)
{
if (feof (file))
{
session_crash (file, _("unexpected end of file (reading DCC)"));
return 0;
}
if (fread ((void *)(&object_id), sizeof (int), 1, file) == 0)
return 0;
switch (object_id)
{
case SESSION_DCC_END:
return 1;
case SESSION_DCC_SERVER:
string = NULL;
rc = rc && (session_read_str (file, &string));
if (!rc)
return 0;
if (string && string[0])
{
ptr_server = server_search (string);
if (!ptr_server)
{
session_crash (file, _("server not found for DCC"));
return 0;
}
dcc->server = ptr_server;
}
break;
case SESSION_DCC_CHANNEL:
if (!ptr_server)
{
session_crash (file, _("DCC with channel but without server"));
return 0;
}
string = NULL;
rc = rc && (session_read_str (file, &string));
if (!rc)
return 0;
if (string && string[0])
{
ptr_channel = channel_search_any (ptr_server, string);
if (!ptr_channel)
{
session_crash (file, _("channel not found for DCC"));
return 0;
}
dcc->channel = ptr_channel;
ptr_channel->dcc_chat = dcc;
}
break;
case SESSION_DCC_TYPE:
rc = rc && (session_read_int (file, &(dcc->type)));
break;
case SESSION_DCC_STATUS:
rc = rc && (session_read_int (file, &(dcc->status)));
break;
case SESSION_DCC_START_TIME:
rc = rc && (session_read_buf (file, &(dcc->start_time), sizeof (time_t)));
break;
case SESSION_DCC_START_TRANSFER:
rc = rc && (session_read_buf (file, &(dcc->start_transfer), sizeof (time_t)));
break;
case SESSION_DCC_ADDR:
rc = rc && (session_read_buf (file, &(dcc->addr), sizeof (unsigned long)));
break;
case SESSION_DCC_PORT:
rc = rc && (session_read_int (file, &(dcc->port)));
break;
case SESSION_DCC_NICK:
rc = rc && (session_read_str (file, &(dcc->nick)));
break;
case SESSION_DCC_SOCK:
rc = rc && (session_read_int (file, &(dcc->sock)));
break;
case SESSION_DCC_UNTERMINATED_MESSAGE:
rc = rc && (session_read_str (file, &(dcc->unterminated_message)));
break;
case SESSION_DCC_FILE:
rc = rc && (session_read_int (file, &(dcc->file)));
break;
case SESSION_DCC_FILENAME:
rc = rc && (session_read_str (file, &(dcc->filename)));
break;
case SESSION_DCC_LOCAL_FILENAME:
rc = rc && (session_read_str (file, &(dcc->local_filename)));
break;
case SESSION_DCC_FILENAME_SUFFIX:
rc = rc && (session_read_int (file, &(dcc->filename_suffix)));
break;
case SESSION_DCC_SIZE:
rc = rc && (session_read_buf (file, &(dcc->size), sizeof (unsigned long)));
break;
case SESSION_DCC_POS:
rc = rc && (session_read_buf (file, &(dcc->pos), sizeof (unsigned long)));
break;
case SESSION_DCC_ACK:
rc = rc && (session_read_buf (file, &(dcc->ack), sizeof (unsigned long)));
break;
case SESSION_DCC_START_RESUME:
rc = rc && (session_read_buf (file, &(dcc->start_resume), sizeof (unsigned long)));
break;
case SESSION_DCC_LAST_CHECK_TIME:
rc = rc && (session_read_buf (file, &(dcc->last_check_time), sizeof (time_t)));
break;
case SESSION_DCC_LAST_CHECK_POS:
rc = rc && (session_read_buf (file, &(dcc->last_check_pos), sizeof (unsigned long)));
break;
case SESSION_DCC_LAST_ACTIVITY:
rc = rc && (session_read_buf (file, &(dcc->last_activity), sizeof (time_t)));
break;
case SESSION_DCC_BYTES_PER_SEC:
rc = rc && (session_read_buf (file, &(dcc->bytes_per_sec), sizeof (unsigned long)));
break;
case SESSION_DCC_ETA:
rc = rc && (session_read_buf (file, &(dcc->eta), sizeof (unsigned long)));
break;
case SESSION_DCC_CHILD_PID:
rc = rc && (session_read_int (file, &(dcc->child_pid)));
break;
case SESSION_DCC_CHILD_READ:
rc = rc && (session_read_int (file, &(dcc->child_read)));
break;
case SESSION_DCC_CHILD_WRITE:
rc = rc && (session_read_int (file, &(dcc->child_write)));
break;
default:
weechat_log_printf (_("session: warning: ignoring value from "
"DCC (object id: %d)\n"),
object_id);
rc = rc && (session_read_ignore_value (file));
break;
}
}
return 0;
}
/*
* session_load_history: load history from file (global or for a buffer)
*/
int
session_load_history (FILE *file)
{
int object_id, rc;
char *text;
if (session_current_buffer)
weechat_log_printf (_("session: loading buffer history\n"));
else
weechat_log_printf (_("session: loading global history\n"));
/* read history values */
rc = 1;
while (rc)
{
if (feof (file))
{
session_crash (file, _("unexpected end of file (reading history)"));
return 0;
}
if (fread ((void *)(&object_id), sizeof (int), 1, file) == 0)
return 0;
switch (object_id)
{
case SESSION_HIST_END:
return 1;
case SESSION_HIST_TEXT:
text = NULL;
if (!session_read_str_utf8 (file, &text))
return 0;
if (session_current_buffer)
history_buffer_add (session_current_buffer, text);
else
history_global_add (text);
free (text);
break;
default:
weechat_log_printf (_("session: warning: ignoring value from "
"history (object id: %d)\n"),
object_id);
rc = rc && (session_read_ignore_value (file));
break;
}
}
return 0;
}
/*
* session_load_buffer: load buffer from file
*/
int
session_load_buffer (FILE *file)
{
int object_id, rc;
char *server_name, *channel_name;
int buffer_type;
t_irc_server *ptr_server;
t_irc_channel *ptr_channel;
/* read server name */
server_name = NULL;
if (!session_read_object (file, SESSION_BUFF_SERVER, SESSION_TYPE_STR, &server_name, 0))
{
session_crash (file, _("server name not found for buffer"));
return 0;
}
/* read channel name */
channel_name = NULL;
if (!session_read_object (file, SESSION_BUFF_CHANNEL, SESSION_TYPE_STR, &channel_name, 0))
{
session_crash (file, _("channel name not found for buffer"));
return 0;
}
/* read buffer type */
if (!session_read_object (file, SESSION_BUFF_TYPE, SESSION_TYPE_INT, &buffer_type, 0))
{
session_crash (file, _("buffer type not found"));
return 0;
}
/* allocate buffer */
weechat_log_printf (_("session: loading buffer (server: %s, channel: %s, type: %d)\n"),
(server_name) ? server_name : "-",
(channel_name) ? channel_name : "-",
buffer_type);
ptr_server = NULL;
ptr_channel = NULL;
if (server_name)
{
ptr_server = server_search (server_name);
if (!ptr_server)
{
session_crash (file, _("server not found for buffer"));
return 0;
}
}
if (channel_name)
{
ptr_channel = channel_search_any_without_buffer (ptr_server, channel_name);
if (!ptr_channel)
{
session_crash (file, _("channel not found for buffer"));
return 0;
}
}
session_current_buffer = gui_buffer_new (gui_windows, ptr_server,
ptr_channel, buffer_type, 1);
if (!session_current_buffer)
{
session_crash (file, _("can't create new buffer"));
return 0;
}
free (server_name);
free (channel_name);
/* read buffer values */
rc = 1;
while (rc)
{
if (feof (file))
{
session_crash (file, _("unexpected end of file (reading buffer)"));
return 0;
}
if (fread ((void *)(&object_id), sizeof (int), 1, file) == 0)
return 0;
switch (object_id)
{
case SESSION_BUFF_END:
return 1;
case SESSION_BUFF_ALL_SERVERS:
rc = rc && (session_read_int (file, &(session_current_buffer->all_servers)));
break;
default:
weechat_log_printf (_("session: warning: ignoring value from "
"buffer (object id: %d)\n"),
object_id);
rc = rc && (session_read_ignore_value (file));
break;
}
}
return 0;
}
/*
* session_load_line: load buffer line from file
*/
int
session_load_line (FILE *file)
{
int object_id, rc;
t_gui_line *line;
/* check if buffer is allocated for this line */
if (!session_current_buffer)
{
session_crash (file, _("line found without buffer"));
return 0;
}
/* allocate line */
line = gui_buffer_line_new (session_current_buffer, time (NULL));
if (!line)
{
session_crash (file, _("can't create new line"));
return 0;
}
/* read line values */
rc = 1;
while (rc)
{
if (feof (file))
{
session_crash (file, _("unexpected end of file (reading line)"));
return 0;
}
if (fread ((void *)(&object_id), sizeof (int), 1, file) == 0)
return 0;
switch (object_id)
{
case SESSION_LINE_END:
return 1;
case SESSION_LINE_LENGTH:
rc = rc && (session_read_int (file, &(line->length)));
break;
case SESSION_LINE_LENGTH_ALIGN:
rc = rc && (session_read_int (file, &(line->length_align)));
break;
case SESSION_LINE_LOG_WRITE:
rc = rc && (session_read_int (file, &(line->log_write)));
break;
case SESSION_LINE_WITH_MESSAGE:
rc = rc && (session_read_int (file, &(line->line_with_message)));
break;
case SESSION_LINE_WITH_HIGHLIGHT:
rc = rc && (session_read_int (file, &(line->line_with_highlight)));
break;
case SESSION_LINE_DATA:
rc = rc && (session_read_str_utf8 (file, &(line->data)));
break;
case SESSION_LINE_OFS_AFTER_DATE:
rc = rc && (session_read_int (file, &(line->ofs_after_date)));
break;
case SESSION_LINE_OFS_START_MESSAGE:
rc = rc && (session_read_int (file, &(line->ofs_start_message)));
break;
case SESSION_LINE_NICK:
rc = rc && (session_read_str (file, &(line->nick)));
break;
case SESSION_LINE_DATE:
rc = rc && (session_read_buf (file, &(line->date), sizeof (time_t)));
break;
default:
weechat_log_printf (_("session: warning: ignoring value from "
"line (object id: %d)\n"),
object_id);
rc = rc && (session_read_ignore_value (file));
break;
}
}
return 0;
}
/*
* session_load_uptime: load uptime from file
*/
int
session_load_uptime (FILE *file)
{
int object_id, rc;
/* read uptime values */
rc = 1;
while (rc)
{
if (feof (file))
{
session_crash (file, _("unexpected end of file (reading uptime)"));
return 0;
}
if (fread ((void *)(&object_id), sizeof (int), 1, file) == 0)
return 0;
switch (object_id)
{
case SESSION_UPT_END:
return 1;
case SESSION_UPT_START_TIME:
rc = rc && (session_read_buf (file, &weechat_start_time, sizeof (time_t)));
break;
default:
weechat_log_printf (_("session: warning: ignoring value from "
"uptime (object id: %d)\n"),
object_id);
rc = rc && (session_read_ignore_value (file));
break;
}
}
return 0;
}
/*
* session_load_hotlist: load hotlist from file
*/
int
session_load_hotlist (FILE *file)
{
int object_id, rc;
int priority;
char *server_name;
t_irc_server *ptr_server;
int buffer_number;
t_gui_buffer *ptr_buffer;
priority = 0;
ptr_server = NULL;
ptr_buffer = NULL;
/* read hotlist values */
rc = 1;
while (rc)
{
if (feof (file))
{
session_crash (file, _("unexpected end of file (reading hotlist)"));
return 0;
}
if (fread ((void *)(&object_id), sizeof (int), 1, file) == 0)
return 0;
switch (object_id)
{
case SESSION_HOTL_END:
hotlist_add (priority, ptr_server, ptr_buffer, 1);
return 1;
case SESSION_HOTL_PRIORITY:
rc = rc && (session_read_int (file, &priority));
break;
case SESSION_HOTL_SERVER:
server_name = NULL;
if (!session_read_str (file, &server_name))
return 0;
ptr_server = server_search (server_name);
free (server_name);
break;
case SESSION_HOTL_BUFFER_NUMBER:
rc = rc && (session_read_int (file, &buffer_number));
ptr_buffer = gui_buffer_search_by_number (buffer_number);
break;
default:
weechat_log_printf (_("session: warning: ignoring value from "
"history (object id: %d)\n"),
object_id);
rc = rc && (session_read_ignore_value (file));
break;
}
}
return 0;
}
/*
* session_load: load session from file
*/
int
session_load (char *filename)
{
FILE *file;
char *signature;
int object_id;
t_irc_server *ptr_server;
session_current_server = NULL;
session_current_channel = NULL;
session_current_buffer = NULL;
session_last_read_pos = -1;
session_last_read_length = -1;
if ((file = fopen (filename, "rb")) == NULL)
{
session_crash (file, _("session file not found"));
return 0;
}
signature = NULL;
if (!session_read_str (file, &signature))
{
session_crash (file, _("signature not found"));
return 0;
}
if (!signature || (strcmp (signature, SESSION_SIGNATURE) != 0))
{
session_crash (file, _("bad session signature"));
return 0;
}
free (signature);
while (!feof (file))
{
if (fread ((void *)(&object_id), sizeof (int), 1, file) == 0)
{
if (feof (file))
break;
session_crash (file, _("object id not found"));
return 0;
}
switch (object_id)
{
case SESSION_OBJ_SERVER:
if (!session_load_server (file))
{
session_crash (file, _("failed to load server"));
return 0;
}
break;
case SESSION_OBJ_CHANNEL:
if (!session_load_channel (file))
{
session_crash (file, _("failed to load channel"));
return 0;
}
break;
case SESSION_OBJ_NICK:
if (!session_load_nick (file))
{
session_crash (file, _("failed to load nick"));
return 0;
}
break;
case SESSION_OBJ_DCC:
if (!session_load_dcc (file))
{
session_crash (file, _("failed to load DCC"));
return 0;
}
break;
case SESSION_OBJ_HISTORY:
if (!session_load_history (file))
{
session_crash (file, _("failed to load history"));
return 0;
}
break;
case SESSION_OBJ_BUFFER:
if (!session_load_buffer (file))
{
session_crash (file, _("failed to load buffer"));
return 0;
}
break;
case SESSION_OBJ_LINE:
if (!session_load_line (file))
{
session_crash (file, _("failed to load line"));
return 0;
}
break;
case SESSION_OBJ_UPTIME:
if (!session_load_uptime (file))
{
session_crash (file, _("failed to load uptime"));
return 0;
}
break;
case SESSION_OBJ_HOTLIST:
if (!session_load_hotlist (file))
{
session_crash (file, _("failed to load hotlist"));
return 0;
}
break;
default:
weechat_log_printf (_("ignoring object (id: %d)\n"),
object_id);
if (!session_read_ignore_object (file))
{
session_crash (file, _("failed to ignore object (id: %d)"),
object_id);
return 0;
}
}
}
/* assign a buffer to all connected servers */
for (ptr_server = irc_servers; ptr_server;
ptr_server = ptr_server->next_server)
{
if ((ptr_server->is_connected) && (!ptr_server->buffer))
ptr_server->buffer = gui_buffers;
}
gui_window_switch_to_buffer (gui_windows, gui_buffers);
gui_window_redraw_buffer (gui_current_window->buffer);
fclose (file);
if (unlink (filename) < 0)
{
irc_display_prefix (NULL, gui_current_window->buffer, PREFIX_ERROR);
gui_printf_nolog (gui_current_window->buffer,
_("%s can't delete session file (%s)\n"),
WEECHAT_ERROR, filename);
}
irc_display_prefix (NULL, gui_current_window->buffer, PREFIX_INFO);
gui_printf_nolog (gui_current_window->buffer,
_("Upgrade completed successfully\n"));
return 1;
}