* Naehere Informationen entnehmen Sie bitter der Datei COPYING. Eine Liste
* der an comBase beteiligten Autoren finden Sie in der Datei AUTHORS.
*
- * $Id: client.c,v 1.1 2001/12/14 08:13:43 alex Exp $
+ * $Id: client.c,v 1.8 2001/12/27 16:54:51 alex Exp $
*
* client.c: Management aller Clients
*
* Server gewesen, so existiert eine entsprechende CONNECTION-Struktur.
*
* $Log: client.c,v $
+ * Revision 1.8 2001/12/27 16:54:51 alex
+ * - neue Funktion Client_GetID(), liefert die "Client ID".
+ *
+ * Revision 1.7 2001/12/26 14:45:37 alex
+ * - "Code Cleanups".
+ *
+ * Revision 1.6 2001/12/26 03:19:16 alex
+ * - neue Funktion Client_Name().
+ *
+ * Revision 1.5 2001/12/25 22:04:26 alex
+ * - Aenderungen an den Debug- und Logging-Funktionen.
+ *
+ * Revision 1.4 2001/12/25 19:21:26 alex
+ * - Client-Typ ("Status") besser unterteilt, My_Clients ist zudem nun global.
+ *
+ * Revision 1.3 2001/12/24 01:31:14 alex
+ * - einige assert()'s eingestraeut.
+ *
+ * Revision 1.2 2001/12/23 22:04:37 alex
+ * - einige neue Funktionen,
+ * - CLIENT-Struktur erweitert.
+ *
* Revision 1.1 2001/12/14 08:13:43 alex
* - neues Modul begonnen :-)
- *
*/
#include <imp.h>
#include <assert.h>
+#include <unistd.h>
+#include <stdio.h>
+#include <string.h>
+
+#include <exp.h>
+#include "client.h"
+#include <imp.h>
#include "channel.h"
#include "conn.h"
+#include "irc.h"
#include "log.h"
+#include "messages.h"
#include <exp.h>
-#include "client.h"
-LOCAL CLIENT *This_Server, *My_Clients;
+LOCAL CLIENT *My_Clients;
+LOCAL CHAR GetID_Buffer[CLIENT_ID_LEN];
LOCAL CLIENT *New_Client_Struct( VOID );
This_Server->type = CLIENT_SERVER;
This_Server->conn_id = NONE;
This_Server->introducer = This_Server;
- strcpy( This_Server->nick, "ngircd" ); /* FIXME! */
-
+ gethostname( This_Server->host, CLIENT_HOST_LEN );
+ strcpy( This_Server->nick, This_Server->host );
+
My_Clients = This_Server;
} /* Client_Init */
GLOBAL VOID Client_Exit( VOID )
{
+ CLIENT *c, *next;
+ INT cnt;
+
+ Client_Destroy( This_Server );
+
+ cnt = 0;
+ c = My_Clients;
+ while( c )
+ {
+ cnt++;
+ next = c->next;
+ free( c );
+ c = next;
+ }
+ if( cnt ) Log( LOG_INFO, "Freed %d client structure%s.", cnt, cnt == 1 ? "" : "s" );
} /* Client Exit */
+GLOBAL CLIENT *Client_NewLocal( CONN_ID Idx, CHAR *Hostname )
+{
+ /* Neuen lokalen Client erzeugen. */
+
+ CLIENT *client;
+
+ assert( Idx >= 0 );
+ assert( Hostname != NULL );
+
+ client = New_Client_Struct( );
+ if( ! client ) return NULL;
+
+ /* Initgialisieren */
+ client->conn_id = Idx;
+ client->introducer = This_Server;
+ strncpy( client->host, Hostname, CLIENT_HOST_LEN );
+ client->host[CLIENT_HOST_LEN] = '\0';
+
+ /* Verketten */
+ client->next = My_Clients;
+ My_Clients = client;
+
+ return client;
+} /* Client_NewLocal */
+
+
+GLOBAL VOID Client_Destroy( CLIENT *Client )
+{
+ /* Client entfernen. */
+
+ CLIENT *last, *c;
+
+ assert( Client != NULL );
+
+ last = NULL;
+ c = My_Clients;
+ while( c )
+ {
+ if( c == Client )
+ {
+ if( last ) last->next = c->next;
+ else My_Clients = c->next;
+ free( c );
+ break;
+ }
+ last = c;
+ c = c->next;
+ }
+} /* Client_Destroy */
+
+
+GLOBAL CLIENT *Client_GetFromConn( CONN_ID Idx )
+{
+ /* Client-Struktur, die zur lokalen Verbindung Idx gehoert
+ * liefern. Wird keine gefunden, so wird NULL geliefert. */
+
+ CLIENT *c;
+
+ assert( Idx >= 0 );
+
+ c = My_Clients;
+ while( c )
+ {
+ if( c->conn_id == Idx ) return c;
+ c = c->next;
+ }
+ return NULL;
+} /* Client_GetFromConn */
+
+
+GLOBAL CHAR *Client_Name( CLIENT *Client )
+{
+ assert( Client != NULL );
+
+ if( Client->nick[0] ) return Client->nick;
+ else return "*";
+} /* Client_Name */
+
+
+GLOBAL BOOLEAN Client_CheckNick( CLIENT *Client, CHAR *Nick )
+{
+ /* Nick ueberpruefen */
+
+ CLIENT *c;
+
+ assert( Client != NULL );
+ assert( Nick != NULL );
+
+ /* Nick zu lang? */
+ if( strlen( Nick ) > CLIENT_NICK_LEN ) return IRC_WriteStrClient( Client, This_Server, ERR_ERRONEUSNICKNAME_MSG, Client_Name( Client ), Nick );
+
+ /* Nick bereits vergeben? */
+ c = My_Clients;
+ while( c )
+ {
+ if( strcasecmp( c->nick, Nick ) == 0 )
+ {
+ /* den Nick gibt es bereits */
+ IRC_WriteStrClient( Client, This_Server, ERR_NICKNAMEINUSE_MSG, Client_Name( Client ), Nick );
+ return FALSE;
+ }
+ c = c->next;
+ }
+
+ return TRUE;
+} /* Client_CheckNick */
+
+
+GLOBAL CHAR *Client_GetID( CLIENT *Client )
+{
+ /* Client-"ID" liefern, wie sie z.B. fuer
+ * Prefixe benoetigt wird. */
+
+ assert( Client != NULL );
+
+ if( Client->type == CLIENT_SERVER ) return Client->host;
+
+ sprintf( GetID_Buffer, "%s!%s@%s", Client->nick, Client->user, Client->host );
+ return GetID_Buffer;
+} /* Client_GetID */
+
+
LOCAL CLIENT *New_Client_Struct( VOID )
{
+ /* Neue CLIENT-Struktur pre-initialisieren */
+
CLIENT *c;
INT i;
c->introducer = NULL;
strcpy( c->nick, "" );
strcpy( c->pass, "" );
+ strcpy( c->host, "" );
+ strcpy( c->user, "" );
+ strcpy( c->name, "" );
for( i = 0; i < MAX_CHANNELS; c->channels[i++] = NULL );
-
+
return c;
} /* New_Client */