Changes in irc.c [a83442a:1195cec]

File:

• irc.c (modified) (19 diffs)

irc.c

@@ -42 +42 @@
 }
 
+static char *set_eval_charset( set_t *set, char *value )
+{
+        irc_t *irc = set->data;
+        GIConv ic, oc;
+
+        if( g_strcasecmp( value, "none" ) == 0 )
+                value = g_strdup( "utf-8" );
+
+        if( ( ic = g_iconv_open( "utf-8", value ) ) == (GIConv) -1 )
+        {
+                return NULL;
+        }
+        if( ( oc = g_iconv_open( value, "utf-8" ) ) == (GIConv) -1 )
+        {
+                g_iconv_close( ic );
+                return NULL;
+        }
+        
+        if( irc->iconv != (GIConv) -1 )
+                g_iconv_close( irc->iconv );
+        if( irc->oconv != (GIConv) -1 )
+                g_iconv_close( irc->oconv );
+        
+        irc->iconv = ic;
+        irc->oconv = oc;
+
+        return value;
+}
+
 irc_t *irc_new( int fd )
 {
@@ -64 +93 @@
         irc->mynick = g_strdup( ROOT_NICK );
         irc->channel = g_strdup( ROOT_CHAN );
+        
+        irc->iconv = (GIConv) -1;
+        irc->oconv = (GIConv) -1;
         
         if( global.conf->hostname )
@@ -119 +151 @@
         set_add( &irc->set, "private", "true", set_eval_bool, irc );
         set_add( &irc->set, "query_order", "lifo", NULL, irc );
+        set_add( &irc->set, "root_nick", irc->mynick, set_eval_root_nick, irc );
         set_add( &irc->set, "save_on_quit", "true", set_eval_bool, irc );
         set_add( &irc->set, "simulate_netsplit", "true", set_eval_bool, irc );
@@ -127 +160 @@
         conf_loaddefaults( irc );
         
+        /* Evaluator sets the iconv/oconv structures. */
+        set_eval_charset( set_find( &irc->set, "charset" ), set_getstr( &irc->set, "charset" ) );
+        
         return( irc );
 }
@@ -164 +200 @@
         if( irc->sendbuffer && !immed )
         {
-                /* We won't read from this socket anymore. Instead, we'll connect a timer
-                   to it that should shut down the connection in a second, just in case
-                   bitlbee_.._write doesn't do it first. */
+                /* Set up a timeout event that should shut down the connection
+                   in a second, just in case ..._write doesn't do it first. */
                 
                 b_event_remove( irc->r_watch_source_id );
-                irc->r_watch_source_id = b_timeout_add( 1000, (b_event_handler) irc_free, irc );
+                irc->r_watch_source_id = 0;
+                
+                b_event_remove( irc->ping_source_id );
+                irc->ping_source_id = b_timeout_add( 1000, (b_event_handler) irc_free, irc );
         }
         else
@@ -185 +223 @@
 
 /* Because we have no garbage collection, this is quite annoying */
-void irc_free(irc_t * irc)
-{
-        account_t *account;
+void irc_free( irc_t * irc )
+{
         user_t *user, *usertmp;
         
@@ -196 +233 @@
                         irc_usermsg( irc, "Error while saving settings!" );
         
-        closesocket( irc->fd );
-        
-        if( irc->ping_source_id > 0 )
-                b_event_remove( irc->ping_source_id );
-        b_event_remove( irc->r_watch_source_id );
-        if( irc->w_watch_source_id > 0 )
-                b_event_remove( irc->w_watch_source_id );
-        
         irc_connection_list = g_slist_remove( irc_connection_list, irc );
         
-        for (account = irc->accounts; account; account = account->next) {
-                if (account->ic) {
-                        imc_logout(account->ic, TRUE);
-                } else if (account->reconnect) {
-                        cancel_auto_reconnect(account);
-                }
-        }
-        
-        g_free(irc->sendbuffer);
-        g_free(irc->readbuffer);
-        
-        g_free(irc->nick);
-        g_free(irc->user);
-        g_free(irc->host);
-        g_free(irc->realname);
-        g_free(irc->password);
-        
-        g_free(irc->myhost);
-        g_free(irc->mynick);
-        
-        g_free(irc->channel);
-        
-        while (irc->queries != NULL)
-                query_del(irc, irc->queries);
-        
-        while (irc->accounts)
-                if (irc->accounts->ic == NULL)
-                        account_del(irc, irc->accounts);
+        while( irc->accounts )
+        {
+                if( irc->accounts->ic )
+                        imc_logout( irc->accounts->ic, FALSE );
+                else if( irc->accounts->reconnect )
+                        cancel_auto_reconnect( irc->accounts );
+                
+                if( irc->accounts->ic == NULL )
+                        account_del( irc, irc->accounts );
                 else
                         /* Nasty hack, but account_del() doesn't work in this
                            case and we don't want infinite loops, do we? ;-) */
                         irc->accounts = irc->accounts->next;
-        
-        while (irc->set)
-                set_del(&irc->set, irc->set->key);
-        
-        if (irc->users != NULL) {
+        }
+        
+        while( irc->queries != NULL )
+                query_del( irc, irc->queries );
+        
+        while( irc->set )
+                set_del( &irc->set, irc->set->key );
+        
+        if (irc->users != NULL)
+        {
                 user = irc->users;
-                while (user != NULL) {
-                        g_free(user->nick);
-                        g_free(user->away);
-                        g_free(user->handle);
-                        if(user->user!=user->nick) g_free(user->user);
-                        if(user->host!=user->nick) g_free(user->host);
-                        if(user->realname!=user->nick) g_free(user->realname);
-                        b_event_remove(user->sendbuf_timer);
+                while( user != NULL )
+                {
+                        g_free( user->nick );
+                        g_free( user->away );
+                        g_free( user->handle );
+                        if( user->user != user->nick ) g_free( user->user );
+                        if( user->host != user->nick ) g_free( user->host );
+                        if( user->realname != user->nick ) g_free( user->realname );
+                        b_event_remove( user->sendbuf_timer );
                                         
                         usertmp = user;
                         user = user->next;
-                        g_free(usertmp);
-                }
-        }
-        
-        g_hash_table_foreach_remove(irc->userhash, irc_free_hashkey, NULL);
-        g_hash_table_destroy(irc->userhash);
-        
-        g_hash_table_foreach_remove(irc->watches, irc_free_hashkey, NULL);
-        g_hash_table_destroy(irc->watches);
-        
-        g_free(irc);
+                        g_free( usertmp );
+                }
+        }
+        
+        if( irc->ping_source_id > 0 )
+                b_event_remove( irc->ping_source_id );
+        if( irc->r_watch_source_id > 0 )
+                b_event_remove( irc->r_watch_source_id );
+        if( irc->w_watch_source_id > 0 )
+                b_event_remove( irc->w_watch_source_id );
+        
+        closesocket( irc->fd );
+        irc->fd = -1;
+        
+        g_hash_table_foreach_remove( irc->userhash, irc_free_hashkey, NULL );
+        g_hash_table_destroy( irc->userhash );
+        
+        g_hash_table_foreach_remove( irc->watches, irc_free_hashkey, NULL );
+        g_hash_table_destroy( irc->watches );
+        
+        if( irc->iconv != (GIConv) -1 )
+                g_iconv_close( irc->iconv );
+        if( irc->oconv != (GIConv) -1 )
+                g_iconv_close( irc->oconv );
+        
+        g_free( irc->sendbuffer );
+        g_free( irc->readbuffer );
+        
+        g_free( irc->nick );
+        g_free( irc->user );
+        g_free( irc->host );
+        g_free( irc->realname );
+        g_free( irc->password );
+        
+        g_free( irc->myhost );
+        g_free( irc->mynick );
+        
+        g_free( irc->channel );
+        
+        g_free( irc->last_target );
+        
+        g_free( irc );
         
         if( global.conf->runmode == RUNMODE_INETD || global.conf->runmode == RUNMODE_FORKDAEMON )
@@ -286 +333 @@
 void irc_process( irc_t *irc )
 {
-        char **lines, *temp, **cmd, *cs;
+        char **lines, *temp, **cmd;
         int i;
 
@@ -295 +342 @@
                 for( i = 0; *lines[i] != '\0'; i ++ )
                 {
-                        char conv[IRC_MAX_LINE+1];
+                        char *conv = NULL;
                         
-                        /* [WvG] Because irc_tokenize splits at every newline, the lines[] list
-                            should end with an empty string. This is why this actually works.
-                            Took me a while to figure out, Maurits. :-P */
+                        /* [WvG] If the last line isn't empty, it's an incomplete line and we
+                           should wait for the rest to come in before processing it. */
                         if( lines[i+1] == NULL )
                         {
@@ -309 +355 @@
                         }
                         
-                        if( ( cs = set_getstr( &irc->set, "charset" ) ) && g_strcasecmp( cs, "none" ) != 0 )
-                        {
-                                conv[IRC_MAX_LINE] = 0;
-                                if( do_iconv( cs, "UTF-8", lines[i], conv, 0, IRC_MAX_LINE - 2 ) == -1 )
+                        if( irc->iconv != (GIConv) -1 )
+                        {
+                                gsize bytes_read, bytes_written;
+                                
+                                conv = g_convert_with_iconv( lines[i], -1, irc->iconv,
+                                                             &bytes_read, &bytes_written, NULL );
+                                
+                                if( conv == NULL || bytes_read != strlen( lines[i] ) )
                                 {
                                         /* GLib can do strange things if things are not in the expected charset,
@@ -324 +374 @@
                                                                   "expect by changing the charset setting. See "
                                                                   "`help set charset' for more information. Your "
-                                                                  "message was ignored.", cs );
-                                                *conv = 0;
+                                                                  "message was ignored.",
+                                                                  set_getstr( &irc->set, "charset" ) );
+                                                
+                                                g_free( conv );
+                                                conv = NULL;
                                         }
                                         else
@@ -332 +385 @@
                                                            "Warning: invalid characters received at login time." );
                                                 
-                                                strncpy( conv, lines[i], IRC_MAX_LINE );
+                                                conv = g_strdup( lines[i] );
                                                 for( temp = conv; *temp; temp ++ )
                                                         if( *temp & 0x80 )
@@ -341 +394 @@
                         }
                         
-                        if( ( cmd = irc_parse_line( lines[i] ) ) == NULL )
-                                continue;
-                        irc_exec( irc, cmd );
+                        if( lines[i] )
+                        {
+                                if( ( cmd = irc_parse_line( lines[i] ) ) == NULL )
+                                        continue;
+                                irc_exec( irc, cmd );
+                                g_free( cmd );
+                        }
                         
-                        g_free( cmd );
+                        g_free( conv );
                         
                         /* Shouldn't really happen, but just in case... */
@@ -369 +426 @@
 char **irc_tokenize( char *buffer )
 {
-        int i, j;
+        int i, j, n = 3;
         char **lines;
 
-        /* Count the number of elements we're gonna need. */
-        for( i = 0, j = 1; buffer[i] != '\0'; i ++ )
-        {
-                if( buffer[i] == '\n' )
-                        if( buffer[i+1] != '\r' && buffer[i+1] != '\n' )
-                                j ++;
-        }
-        
-        /* Allocate j+1 elements. */
-        lines = g_new( char *, j + 1 );
+        /* Allocate n+1 elements. */
+        lines = g_new( char *, n + 1 );
+        
+        lines[0] = buffer;
+        
+        /* Split the buffer in several strings, and accept any kind of line endings,
+         * knowing that ERC on Windows may send something interesting like \r\r\n,
+         * and surely there must be clients that think just \n is enough... */
+        for( i = 0, j = 0; buffer[i] != '\0'; i ++ )
+        {
+                if( buffer[i] == '\r' || buffer[i] == '\n' )
+                {
+                        while( buffer[i] == '\r' || buffer[i] == '\n' )
+                                buffer[i++] = '\0';
+                        
+                        lines[++j] = buffer + i;
+                        
+                        if( j >= n )
+                        {
+                                n *= 2;
+                                lines = g_renew( char *, lines, n + 1 );
+                        }
+
+                        if( buffer[i] == '\0' )
+                                break;
+                }
+        }
         
         /* NULL terminate our list. */ 
-        lines[j] = NULL;
-        
-        lines[0] = buffer;
-        
-        /* Split the buffer in several strings, using \r\n as our seperator, where \r is optional.
-         * Although this is not in the RFC, some braindead ircds (newnet's) use this, so some clients might too. 
-         */
-        for( i = 0, j = 0; buffer[i] != '\0'; i ++)
-        {
-                if( buffer[i] == '\n' )
-                {
-                        buffer[i] = '\0';
-                        
-                        if( i > 0 && buffer[i-1] == '\r' )
-                                buffer[i-1] = '\0';
-                        if( buffer[i+1] != '\r' && buffer[i+1] != '\n' )
-                                lines[++j] = buffer + i + 1;
-                }
-        }
-        
-        return( lines );
+        lines[++j] = NULL;
+        
+        return lines;
 }
 
@@ -538 +594 @@
 
         return;
-
 }
 
@@ -544 +599 @@
 {
         int size;
-        char line[IRC_MAX_LINE+1], *cs;
+        char line[IRC_MAX_LINE+1];
                 
         /* Don't try to write anything new anymore when shutting down. */
@@ -550 +605 @@
                 return;
         
-        line[IRC_MAX_LINE] = 0;
+        memset( line, 0, sizeof( line ) );
         g_vsnprintf( line, IRC_MAX_LINE - 2, format, params );
-        
         strip_newlines( line );
-        if( ( cs = set_getstr( &irc->set, "charset" ) ) &&
-            g_strcasecmp( cs, "none" ) != 0 && g_strcasecmp( cs, "utf-8" ) != 0 )
-        {
-                char conv[IRC_MAX_LINE+1];
-                
-                conv[IRC_MAX_LINE] = 0;
-                if( do_iconv( "UTF-8", cs, line, conv, 0, IRC_MAX_LINE - 2 ) != -1 )
-                        strcpy( line, conv );
-        }
-        strcat( line, "\r\n" );
+        
+        if( irc->oconv != (GIConv) -1 )
+        {
+                gsize bytes_read, bytes_written;
+                char *conv;
+                
+                conv = g_convert_with_iconv( line, -1, irc->oconv,
+                                             &bytes_read, &bytes_written, NULL );
+
+                if( bytes_read == strlen( line ) )
+                        strncpy( line, conv, IRC_MAX_LINE - 2 );
+                
+                g_free( conv );
+        }
+        g_strlcat( line, "\r\n", IRC_MAX_LINE + 1 );
         
         if( irc->sendbuffer != NULL )
@@ -736 +795 @@
         irc_spawn( irc, u );
         
-        irc_usermsg( irc, "Welcome to the BitlBee gateway!\n\nIf you've never used BitlBee before, please do read the help information using the \x02help\x02 command. Lots of FAQs are answered there." );
+        irc_usermsg( irc, "Welcome to the BitlBee gateway!\n\n"
+                          "If you've never used BitlBee before, please do read the help "
+                          "information using the \x02help\x02 command. Lots of FAQs are "
+                          "answered there.\n"
+                          "If you already have an account on this server, just use the "
+                          "\x02identify\x02 command to identify yourself." );
         
         if( global.conf->runmode == RUNMODE_FORKDAEMON || global.conf->runmode == RUNMODE_DAEMON )
@@ -742 +806 @@
         
         irc->status |= USTATUS_LOGGED_IN;
+        
+        /* This is for bug #209 (use PASS to identify to NickServ). */
+        if( irc->password != NULL )
+        {
+                char *send_cmd[] = { "identify", g_strdup( irc->password ), NULL };
+                
+                irc_setpass( irc, NULL );
+                root_command( irc, send_cmd );
+                g_free( send_cmd[1] );
+        }
 }