* 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., 675 Mass Ave, Cambridge, MA 02139, USA.
- *
- * $Id$
+ */
+/** @file
+ * @brief Parse input from IRC clients and other servers.
+ * @version $Id$
*/
#include "config.h"
#include "ircd_alloc.h"
#include "ircd_chattr.h"
#include "ircd_features.h"
+#include "ircd_log.h"
#include "ircd_reply.h"
#include "ircd_string.h"
#include "msg.h"
#include "whocmds.h"
#include "whowas.h"
-#include <assert.h>
+/* #include <assert.h> -- Now using assert in ircd_log.h */
#include <string.h>
#include <stdlib.h>
* 'i' -> [MessageTree *] -> 'e' and matches
*/
+/** Number of children under a trie node. */
#define MAXPTRLEN 32 /* Must be a power of 2, and
* larger than 26 [a-z]|[A-Z]
* its used to allocate the set
* - Dianora
*/
+/** Node in the command lookup trie. */
struct MessageTree {
- struct Message *msg;
- struct MessageTree *pointers[MAXPTRLEN];
+ struct Message *msg; /**< Message (if any) if the string ends now. */
+ struct MessageTree *pointers[MAXPTRLEN]; /**< Child nodes for each letter. */
};
+/** Root of command lookup trie. */
static struct MessageTree msg_tree;
+static struct MessageTree tok_tree;
+/** Array of all supported commands. */
struct Message msgtab[] = {
{
MSG_PRIVATE,
TOK_PRIVATE,
- 0, MAXPARA, MFLG_SLOW, 0,
+ 0, MAXPARA, MFLG_SLOW, 0, NULL,
/* UNREG, CLIENT, SERVER, OPER, SERVICE */
{ m_unregistered, m_privmsg, ms_privmsg, mo_privmsg, m_ignore }
},
{
MSG_NICK,
TOK_NICK,
- 0, MAXPARA, MFLG_SLOW | MFLG_UNREG, 0,
+ 0, MAXPARA, MFLG_SLOW | MFLG_UNREG, 0, NULL,
/* UNREG, CLIENT, SERVER, OPER, SERVICE */
{ m_nick, m_nick, ms_nick, m_nick, m_ignore }
},
{
MSG_NOTICE,
TOK_NOTICE,
- 0, MAXPARA, MFLG_SLOW | MFLG_IGNORE, 0,
+ 0, MAXPARA, MFLG_SLOW | MFLG_IGNORE, 0, NULL,
/* UNREG, CLIENT, SERVER, OPER, SERVICE */
{ m_ignore, m_notice, ms_notice, mo_notice, m_ignore }
},
{
MSG_WALLCHOPS,
TOK_WALLCHOPS,
- 0, MAXPARA, MFLG_SLOW, 0,
+ 0, MAXPARA, MFLG_SLOW, 0, NULL,
/* UNREG, CLIENT, SERVER, OPER, SERVICE */
{ m_unregistered, m_wallchops, ms_wallchops, m_wallchops, m_ignore }
},
{
MSG_WALLVOICES,
TOK_WALLVOICES,
- 0, MAXPARA, MFLG_SLOW, 0,
+ 0, MAXPARA, MFLG_SLOW, 0, NULL,
/* UNREG, CLIENT, SERVER, OPER, SERVICE */
{ m_unregistered, m_wallvoices, ms_wallvoices, m_wallvoices, m_ignore }
},
{
MSG_CPRIVMSG,
TOK_CPRIVMSG,
- 0, MAXPARA, MFLG_SLOW, 0,
+ 0, MAXPARA, MFLG_SLOW, 0, NULL,
/* UNREG, CLIENT, SERVER, OPER, SERVICE */
{ m_unregistered, m_cprivmsg, m_ignore, m_cprivmsg, m_ignore }
},
{
MSG_CNOTICE,
TOK_CNOTICE,
- 0, MAXPARA, MFLG_SLOW, 0,
+ 0, MAXPARA, MFLG_SLOW, 0, NULL,
/* UNREG, CLIENT, SERVER, OPER, SERVICE */
{ m_unregistered, m_cnotice, m_ignore, m_cnotice, m_ignore }
},
{
MSG_JOIN,
TOK_JOIN,
- 0, MAXPARA, MFLG_SLOW, 0,
+ 0, MAXPARA, MFLG_SLOW, 0, NULL,
/* UNREG, CLIENT, SERVER, OPER, SERVICE */
{ m_unregistered, m_join, ms_join, m_join, m_ignore }
},
{
MSG_MODE,
TOK_MODE,
- 0, MAXPARA, MFLG_SLOW, 0,
+ 0, MAXPARA, MFLG_SLOW, 0, NULL,
/* UNREG, CLIENT, SERVER, OPER, SERVICE */
{ m_unregistered, m_mode, ms_mode, m_mode, m_ignore }
},
{
MSG_BURST,
TOK_BURST,
- 0, MAXPARA, MFLG_SLOW, 0,
+ 0, MAXPARA, MFLG_SLOW, 0, NULL,
/* UNREG, CLIENT, SERVER, OPER, SERVICE */
{ m_ignore, m_ignore, ms_burst, m_ignore, m_ignore }
},
{
MSG_CREATE,
TOK_CREATE,
- 0, MAXPARA, MFLG_SLOW, 0,
+ 0, MAXPARA, MFLG_SLOW, 0, NULL,
/* UNREG, CLIENT, SERVER, OPER, SERVICE */
{ m_ignore, m_ignore, ms_create, m_ignore, m_ignore }
},
{
MSG_DESTRUCT,
TOK_DESTRUCT,
- 0, MAXPARA, MFLG_SLOW, 0,
+ 0, MAXPARA, MFLG_SLOW, 0, NULL,
/* UNREG, CLIENT, SERVER, OPER, SERVICE */
{ m_ignore, m_ignore, ms_destruct, m_ignore, m_ignore }
},
{
MSG_QUIT,
TOK_QUIT,
- 0, MAXPARA, MFLG_SLOW | MFLG_UNREG, 0,
+ 0, MAXPARA, MFLG_SLOW | MFLG_UNREG, 0, NULL,
/* UNREG, CLIENT, SERVER, OPER, SERVICE */
{ m_quit, m_quit, ms_quit, m_quit, m_ignore }
},
{
MSG_PART,
TOK_PART,
- 0, MAXPARA, MFLG_SLOW, 0,
+ 0, MAXPARA, MFLG_SLOW, 0, NULL,
/* UNREG, CLIENT, SERVER, OPER, SERVICE */
{ m_unregistered, m_part, ms_part, m_part, m_ignore }
},
{
MSG_TOPIC,
TOK_TOPIC,
- 0, MAXPARA, MFLG_SLOW, 0,
+ 0, MAXPARA, MFLG_SLOW, 0, NULL,
/* UNREG, CLIENT, SERVER, OPER, SERVICE */
{ m_unregistered, m_topic, ms_topic, m_topic, m_ignore }
},
{
MSG_INVITE,
TOK_INVITE,
- 0, MAXPARA, MFLG_SLOW, 0,
+ 0, MAXPARA, MFLG_SLOW, 0, NULL,
/* UNREG, CLIENT, SERVER, OPER, SERVICE */
{ m_unregistered, m_invite, ms_invite, m_invite, m_ignore }
},
{
MSG_KICK,
TOK_KICK,
- 0, MAXPARA, MFLG_SLOW, 0,
+ 0, MAXPARA, MFLG_SLOW, 0, NULL,
/* UNREG, CLIENT, SERVER, OPER, SERVICE */
{ m_unregistered, m_kick, ms_kick, m_kick, m_ignore }
},
{
MSG_WALLOPS,
TOK_WALLOPS,
- 0, MAXPARA, MFLG_SLOW, 0,
+ 0, MAXPARA, MFLG_SLOW, 0, NULL,
/* UNREG, CLIENT, SERVER, OPER, SERVICE */
{ m_unregistered, m_not_oper, ms_wallops, mo_wallops, m_ignore }
},
{
MSG_WALLUSERS,
TOK_WALLUSERS,
- 0, MAXPARA, MFLG_SLOW, 0,
+ 0, MAXPARA, MFLG_SLOW, 0, NULL,
/* UNREG, CLIENT, SERVER, OPER, SERVICE */
{ m_unregistered, m_not_oper, ms_wallusers, mo_wallusers, m_ignore }
},
{
MSG_DESYNCH,
TOK_DESYNCH,
- 0, MAXPARA, MFLG_SLOW, 0,
+ 0, MAXPARA, MFLG_SLOW, 0, NULL,
/* UNREG, CLIENT, SERVER, OPER, SERVICE */
{ m_ignore, m_ignore, ms_desynch, m_ignore, m_ignore }
},
{
MSG_PING,
TOK_PING,
- 0, MAXPARA, MFLG_SLOW, 0,
+ 0, MAXPARA, MFLG_SLOW, 0, NULL,
/* UNREG, CLIENT, SERVER, OPER, SERVICE */
{ m_unregistered, m_ping, ms_ping, mo_ping, m_ignore }
},
{
MSG_PONG,
TOK_PONG,
- 0, MAXPARA, MFLG_SLOW | MFLG_UNREG, 0,
+ 0, MAXPARA, MFLG_SLOW | MFLG_UNREG, 0, NULL,
/* UNREG, CLIENT, SERVER, OPER, SERVICE */
{ mr_pong, m_pong, ms_pong, m_pong, m_ignore }
},
{
MSG_ERROR,
TOK_ERROR,
- 0, MAXPARA, MFLG_SLOW | MFLG_UNREG, 0,
+ 0, MAXPARA, MFLG_SLOW | MFLG_UNREG, 0, NULL,
/* UNREG, CLIENT, SERVER, OPER, SERVICE */
{ mr_error, m_ignore, ms_error, m_ignore, m_ignore }
},
{
MSG_KILL,
TOK_KILL,
- 0, MAXPARA, MFLG_SLOW, 0,
+ 0, MAXPARA, MFLG_SLOW, 0, NULL,
/* UNREG, CLIENT, SERVER, OPER, SERVICE */
{ m_unregistered, m_not_oper, ms_kill, mo_kill, m_ignore }
},
{
MSG_USER,
TOK_USER,
- 0, MAXPARA, MFLG_SLOW, 0,
+ 0, MAXPARA, MFLG_SLOW, 0, NULL,
/* UNREG, CLIENT, SERVER, OPER, SERVICE */
{ m_user, m_registered, m_ignore, m_registered, m_ignore }
},
{
MSG_AWAY,
TOK_AWAY,
- 0, MAXPARA, MFLG_SLOW, 0,
+ 0, MAXPARA, MFLG_SLOW, 0, NULL,
/* UNREG, CLIENT, SERVER, OPER, SERVICE */
{ m_unregistered, m_away, ms_away, m_away, m_ignore }
},
{
MSG_ISON,
TOK_ISON,
- 0, 1, MFLG_SLOW, 0,
+ 0, 1, MFLG_SLOW, 0, NULL,
/* UNREG, CLIENT, SERVER, OPER, SERVICE */
{ m_unregistered, m_ison, m_ignore, m_ison, m_ignore }
},
{
MSG_SERVER,
TOK_SERVER,
- 0, MAXPARA, MFLG_SLOW | MFLG_UNREG, 0,
+ 0, MAXPARA, MFLG_SLOW | MFLG_UNREG, 0, NULL,
/* UNREG, CLIENT, SERVER, OPER, SERVICE */
{ mr_server, m_registered, ms_server, m_registered, m_ignore }
},
{
MSG_SQUIT,
TOK_SQUIT,
- 0, MAXPARA, MFLG_SLOW, 0,
+ 0, MAXPARA, MFLG_SLOW, 0, NULL,
/* UNREG, CLIENT, SERVER, OPER, SERVICE */
{ m_unregistered, m_not_oper, ms_squit, mo_squit, m_ignore }
},
{
MSG_WHOIS,
TOK_WHOIS,
- 0, MAXPARA, MFLG_SLOW, 0,
+ 0, MAXPARA, MFLG_SLOW, 0, NULL,
/* UNREG, CLIENT, SERVER, OPER, SERVICE */
{ m_unregistered, m_whois, ms_whois, m_whois, m_ignore }
},
{
MSG_WHO,
TOK_WHO,
- 0, MAXPARA, MFLG_SLOW, 0,
+ 0, MAXPARA, MFLG_SLOW, 0, NULL,
/* UNREG, CLIENT, SERVER, OPER, SERVICE */
{ m_unregistered, m_who, m_ignore, m_who, m_ignore }
},
{
MSG_WHOWAS,
TOK_WHOWAS,
- 0, MAXPARA, MFLG_SLOW, 0,
+ 0, MAXPARA, MFLG_SLOW, 0, NULL,
/* UNREG, CLIENT, SERVER, OPER, SERVICE */
{ m_unregistered, m_whowas, m_whowas, m_whowas, m_ignore }
},
{
MSG_LIST,
TOK_LIST,
- 0, MAXPARA, MFLG_SLOW, 0,
+ 0, MAXPARA, MFLG_SLOW, 0, NULL,
/* UNREG, CLIENT, SERVER, OPER, SERVICE */
{ m_unregistered, m_list, m_ignore, m_list, m_ignore }
},
{
MSG_NAMES,
TOK_NAMES,
- 0, MAXPARA, MFLG_SLOW, 0,
+ 0, MAXPARA, MFLG_SLOW, 0, NULL,
/* UNREG, CLIENT, SERVER, OPER, SERVICE */
- { m_unregistered, m_names, ms_names, m_names, m_ignore }
+ { m_unregistered, m_names, m_names, m_names, m_ignore }
},
{
MSG_USERHOST,
TOK_USERHOST,
- 0, 1, MFLG_SLOW, 0,
+ 0, 1, MFLG_SLOW, 0, NULL,
/* UNREG, CLIENT, SERVER, OPER, SERVICE */
{ m_unregistered, m_userhost, m_ignore, m_userhost, m_ignore }
},
{
MSG_USERIP,
TOK_USERIP,
- 0, 1, MFLG_SLOW, 0,
+ 0, 1, MFLG_SLOW, 0, NULL,
/* UNREG, CLIENT, SERVER, OPER, SERVICE */
{ m_unregistered, m_userip, m_ignore, m_userip, m_ignore }
},
{
MSG_TRACE,
TOK_TRACE,
- 0, MAXPARA, MFLG_SLOW, 0,
+ 0, MAXPARA, MFLG_SLOW, 0, NULL,
/* UNREG, CLIENT, SERVER, OPER, SERVICE */
{ m_unregistered, m_trace, ms_trace, mo_trace, m_ignore }
},
{
MSG_PASS,
TOK_PASS,
- 0, MAXPARA, MFLG_SLOW | MFLG_UNREG, 0,
+ 0, MAXPARA, MFLG_SLOW | MFLG_UNREG, 0, NULL,
/* UNREG, CLIENT, SERVER, OPER, SERVICE */
{ mr_pass, m_registered, m_ignore, m_registered, m_ignore }
},
{
MSG_LUSERS,
TOK_LUSERS,
- 0, MAXPARA, MFLG_SLOW, 0,
+ 0, MAXPARA, MFLG_SLOW, 0, NULL,
/* UNREG, CLIENT, SERVER, OPER, SERVICE */
{ m_unregistered, m_lusers, ms_lusers, m_lusers, m_ignore }
},
{
MSG_TIME,
TOK_TIME,
- 0, MAXPARA, MFLG_SLOW, 0,
+ 0, MAXPARA, MFLG_SLOW, 0, NULL,
/* UNREG, CLIENT, SERVER, OPER, SERVICE */
{ m_unregistered, m_time, m_time, m_time, m_ignore }
},
{
MSG_SETTIME,
TOK_SETTIME,
- 0, MAXPARA, MFLG_SLOW, 0,
+ 0, MAXPARA, MFLG_SLOW, 0, NULL,
/* UNREG, CLIENT, SERVER, OPER, SERVICE */
- { m_unregistered, m_ignore, ms_settime, mo_settime, m_ignore }
+ { m_unregistered, m_not_oper, ms_settime, mo_settime, m_ignore }
},
{
MSG_RPING,
TOK_RPING,
- 0, MAXPARA, MFLG_SLOW, 0,
+ 0, MAXPARA, MFLG_SLOW, 0, NULL,
/* UNREG, CLIENT, SERVER, OPER, SERVICE */
{ m_unregistered, m_not_oper, ms_rping, mo_rping, m_ignore }
},
{
MSG_RPONG,
TOK_RPONG,
- 0, MAXPARA, MFLG_SLOW, 0,
+ 0, MAXPARA, MFLG_SLOW, 0, NULL,
/* UNREG, CLIENT, SERVER, OPER, SERVICE */
{ m_unregistered, m_ignore, ms_rpong, m_ignore, m_ignore }
},
{
MSG_OPER,
TOK_OPER,
- 0, MAXPARA, MFLG_SLOW, 0,
+ 0, MAXPARA, MFLG_SLOW, 0, NULL,
/* UNREG, CLIENT, SERVER, OPER, SERVICE */
{ m_unregistered, m_oper, ms_oper, mo_oper, m_ignore }
},
{
MSG_CONNECT,
TOK_CONNECT,
- 0, MAXPARA, MFLG_SLOW, 0,
+ 0, MAXPARA, MFLG_SLOW, 0, NULL,
/* UNREG, CLIENT, SERVER, OPER, SERVICE */
{ m_unregistered, m_not_oper, ms_connect, mo_connect, m_ignore }
},
{
MSG_MAP,
TOK_MAP,
- 0, MAXPARA, MFLG_SLOW, 0,
+ 0, MAXPARA, MFLG_SLOW, 0, NULL,
/* UNREG, CLIENT, SERVER, OPER, SERVICE */
{ m_unregistered, m_map, m_ignore, m_map, m_ignore }
},
{
MSG_VERSION,
TOK_VERSION,
- 0, MAXPARA, MFLG_SLOW | MFLG_UNREG, 0,
+ 0, MAXPARA, MFLG_SLOW | MFLG_UNREG, 0, NULL,
/* UNREG, CLIENT, SERVER, OPER, SERVICE */
{ m_version, m_version, ms_version, mo_version, m_ignore }
},
{
MSG_STATS,
TOK_STATS,
- 0, MAXPARA, MFLG_SLOW, 0,
+ 0, MAXPARA, MFLG_SLOW, 0, NULL,
/* UNREG, CLIENT, SERVER, OPER, SERVICE */
{ m_unregistered, m_stats, m_stats, m_stats, m_ignore }
},
{
MSG_LINKS,
TOK_LINKS,
- 0, MAXPARA, MFLG_SLOW, 0,
+ 0, MAXPARA, MFLG_SLOW, 0, NULL,
/* UNREG, CLIENT, SERVER, OPER, SERVICE */
{ m_unregistered, m_links, ms_links, m_links, m_ignore }
},
{
MSG_ADMIN,
TOK_ADMIN,
- 0, MAXPARA, MFLG_SLOW | MFLG_UNREG, 0,
+ 0, MAXPARA, MFLG_SLOW | MFLG_UNREG, 0, NULL,
/* UNREG, CLIENT, SERVER, OPER, SERVICE */
{ m_admin, m_admin, ms_admin, mo_admin, m_ignore }
},
{
MSG_HELP,
TOK_HELP,
- 0, MAXPARA, MFLG_SLOW, 0,
+ 0, MAXPARA, MFLG_SLOW, 0, NULL,
/* UNREG, CLIENT, SERVER, OPER, SERVICE */
{ m_unregistered, m_help, m_ignore, m_help, m_ignore }
},
{
MSG_INFO,
TOK_INFO,
- 0, MAXPARA, MFLG_SLOW, 0,
+ 0, MAXPARA, MFLG_SLOW, 0, NULL,
/* UNREG, CLIENT, SERVER, OPER, SERVICE */
{ m_unregistered, m_info, ms_info, mo_info, m_ignore }
},
{
MSG_MOTD,
TOK_MOTD,
- 0, MAXPARA, MFLG_SLOW, 0,
+ 0, MAXPARA, MFLG_SLOW, 0, NULL,
/* UNREG, CLIENT, SERVER, OPER, SERVICE */
{ m_unregistered, m_motd, m_motd, m_motd, m_ignore }
},
{
MSG_CLOSE,
TOK_CLOSE,
- 0, MAXPARA, MFLG_SLOW, 0,
+ 0, MAXPARA, MFLG_SLOW, 0, NULL,
/* UNREG, CLIENT, SERVER, OPER, SERVICE */
{ m_unregistered, m_not_oper, m_ignore, mo_close, m_ignore }
},
{
MSG_SILENCE,
TOK_SILENCE,
- 0, MAXPARA, MFLG_SLOW, 0,
+ 0, MAXPARA, MFLG_SLOW, 0, NULL,
/* UNREG, CLIENT, SERVER, OPER, SERVICE */
{ m_unregistered, m_silence, ms_silence, m_silence, m_ignore }
},
{
MSG_GLINE,
TOK_GLINE,
- 0, MAXPARA, MFLG_SLOW, 0,
+ 0, MAXPARA, 0, 0, NULL,
/* UNREG, CLIENT, SERVER, OPER, SERVICE */
{ m_unregistered, m_gline, ms_gline, mo_gline, m_ignore }
},
{
MSG_JUPE,
TOK_JUPE,
- 0, MAXPARA, MFLG_SLOW, 0,
+ 0, MAXPARA, MFLG_SLOW, 0, NULL,
/* UNREG, CLIENT, SERVER, OPER, SERVICE */
- { m_unregistered, m_jupe, ms_jupe, mo_jupe, m_ignore }
+ { m_unregistered, m_not_oper, ms_jupe, mo_jupe, m_ignore }
},
{
MSG_OPMODE,
TOK_OPMODE,
- 0, MAXPARA, MFLG_SLOW, 0,
+ 0, MAXPARA, MFLG_SLOW, 0, NULL,
/* UNREG, CLIENT, SERVER, OPER, SERVICE */
{ m_unregistered, m_not_oper, ms_opmode, mo_opmode, m_ignore }
},
{
MSG_CLEARMODE,
TOK_CLEARMODE,
- 0, MAXPARA, MFLG_SLOW, 0,
+ 0, MAXPARA, MFLG_SLOW, 0, NULL,
/* UNREG, CLIENT, SERVER, OPER, SERVICE */
{ m_unregistered, m_not_oper, ms_clearmode, mo_clearmode, m_ignore }
},
{
MSG_UPING,
TOK_UPING,
- 0, MAXPARA, MFLG_SLOW, 0,
+ 0, MAXPARA, MFLG_SLOW, 0, NULL,
/* UNREG, CLIENT, SERVER, OPER, SERVICE */
{ m_unregistered, m_not_oper, ms_uping, mo_uping, m_ignore }
},
{
MSG_END_OF_BURST,
TOK_END_OF_BURST,
- 0, MAXPARA, MFLG_SLOW, 0,
+ 0, MAXPARA, MFLG_SLOW, 0, NULL,
/* UNREG, CLIENT, SERVER, OPER, SERVICE */
{ m_ignore, m_ignore, ms_end_of_burst, m_ignore, m_ignore }
},
{
MSG_END_OF_BURST_ACK,
TOK_END_OF_BURST_ACK,
- 0, MAXPARA, 1, 0,
+ 0, MAXPARA, MFLG_SLOW, 0, NULL,
/* UNREG, CLIENT, SERVER, OPER, SERVICE */
{ m_ignore, m_ignore, ms_end_of_burst_ack, m_ignore, m_ignore }
},
{
MSG_HASH,
TOK_HASH,
- 0, MAXPARA, MFLG_SLOW, 0,
+ 0, MAXPARA, MFLG_SLOW, 0, NULL,
/* UNREG, CLIENT, SERVER, OPER, SERVICE */
{ m_unregistered, m_hash, m_hash, m_hash, m_ignore }
},
- {
- MSG_DNS,
- TOK_DNS,
- 0, MAXPARA, MFLG_SLOW, 0,
- /* UNREG, CLIENT, SERVER, OPER, SERVICE */
- { m_unregistered, m_dns, m_dns, m_dns, m_ignore }
- },
{
MSG_REHASH,
TOK_REHASH,
- 0, MAXPARA, MFLG_SLOW, 0,
+ 0, MAXPARA, MFLG_SLOW, 0, NULL,
/* UNREG, CLIENT, SERVER, OPER, SERVICE */
{ m_unregistered, m_not_oper, m_ignore, mo_rehash, m_ignore }
},
{
MSG_RESTART,
TOK_RESTART,
- 0, MAXPARA, MFLG_SLOW, 0,
+ 0, MAXPARA, MFLG_SLOW, 0, NULL,
/* UNREG, CLIENT, SERVER, OPER, SERVICE */
{ m_unregistered, m_not_oper, m_ignore, mo_restart, m_ignore }
},
{
MSG_DIE,
TOK_DIE,
- 0, MAXPARA, MFLG_SLOW, 0,
+ 0, MAXPARA, MFLG_SLOW, 0, NULL,
/* UNREG, CLIENT, SERVER, OPER, SERVICE */
{ m_unregistered, m_not_oper, m_ignore, mo_die, m_ignore }
},
{
MSG_PROTO,
TOK_PROTO,
- 0, MAXPARA, MFLG_SLOW, 0,
+ 0, MAXPARA, MFLG_SLOW, 0, NULL,
/* UNREG, CLIENT, SERVER, OPER, SERVICE */
{ m_proto, m_proto, m_proto, m_proto, m_ignore }
},
{
MSG_SET,
TOK_SET,
- 0, MAXPARA, MFLG_SLOW, 0,
+ 0, MAXPARA, MFLG_SLOW, 0, NULL,
/* UNREG, CLIENT, SERVER, OPER, SERVICE */
{ m_unregistered, m_not_oper, m_ignore, mo_set, m_ignore }
},
{
MSG_RESET,
TOK_RESET,
- 0, MAXPARA, MFLG_SLOW, 0,
+ 0, MAXPARA, MFLG_SLOW, 0, NULL,
/* UNREG, CLIENT, SERVER, OPER, SERVICE */
{ m_unregistered, m_not_oper, m_ignore, mo_reset, m_ignore }
},
{
MSG_GET,
TOK_GET,
- 0, MAXPARA, MFLG_SLOW, 0,
+ 0, MAXPARA, MFLG_SLOW, 0, NULL,
/* UNREG, CLIENT, SERVER, OPER, SERVICE */
{ m_unregistered, m_not_oper, m_ignore, mo_get, m_ignore }
},
{
MSG_PRIVS,
TOK_PRIVS,
- 0, MAXPARA, MFLG_SLOW, 0,
+ 0, MAXPARA, MFLG_SLOW, 0, NULL,
/* UNREG, CLIENT, SERVER, OPER, SERVICE */
- { m_unregistered, m_not_oper, m_ignore, mo_privs, m_ignore }
+ { m_unregistered, m_not_oper, ms_privs, mo_privs, m_ignore }
},
{
MSG_ACCOUNT,
TOK_ACCOUNT,
- 0, MAXPARA, MFLG_SLOW, 0,
+ 0, MAXPARA, MFLG_SLOW, 0, NULL,
/* UNREG, CLIENT, SERVER, OPER, SERVICE */
{ m_ignore, m_ignore, ms_account, m_ignore, m_ignore }
},
{
MSG_ASLL,
TOK_ASLL,
- 0, MAXPARA, MFLG_SLOW, 0,
+ 0, MAXPARA, MFLG_SLOW, 0, NULL,
/* UNREG, CLIENT, SERVER, OPER, SERVICE */
{ m_ignore, m_not_oper, ms_asll, mo_asll, m_ignore }
},
+#if WE_HAVE_A_REAL_CAPABILITY_NOW
+ {
+ MSG_CAP,
+ TOK_CAP,
+ 0, MAXPARA, 0, 0, NULL,
+ /* UNREG, CLIENT, SERVER, OPER, SERVICE */
+ { m_cap, m_cap, m_ignore, m_cap, m_ignore }
+ },
+#endif
/* This command is an alias for QUIT during the unregistered part of
* of the server. This is because someone jumping via a broken web
* proxy will send a 'POST' as their first command - which we will
{
MSG_POST,
TOK_POST,
- 0, MAXPARA, MFLG_SLOW, 0,
+ 0, MAXPARA, MFLG_SLOW, 0, NULL,
/* UNREG, CLIENT, SERVER, OPER, SERVICE */
{ m_quit, m_ignore, m_ignore, m_ignore, m_ignore }
},
{ 0 }
};
-
+/** Array of command parameters. */
static char *para[MAXPARA + 2]; /* leave room for prefix and null */
-/*
- * add_msg_element
- *
- * inputs - Pointer to current piece of message tree
- * - Pointer to struct Message to add at final token position
- * - Pointer to current portion of cmd or token to add
- * output - NONE
- * side effects - recursively build the Message Tree ;-)
+/** Add a message to the lookup trie.
+ * @param[in,out] mtree_p Trie node to insert under.
+ * @param[in] msg_p Message to insert.
+ * @param[in] cmd Text of command to insert.
*/
void
add_msg_element(struct MessageTree *mtree_p, struct Message *msg_p, char *cmd)
}
else
{
- ntree_p = (struct MessageTree *)MyMalloc(sizeof(struct MessageTree));
+ ntree_p = (struct MessageTree *)MyCalloc(sizeof(struct MessageTree), 1);
mtree_p->pointers[*cmd & (MAXPTRLEN-1)] = ntree_p;
add_msg_element(ntree_p, msg_p, cmd+1);
}
}
-#if ircu_unused
-/* This is unused in ircu, trivial to do, but left here for later
- * use if desired.
- *
- * - Dianora
- */
-/*
- * del_msg_element
- *
- * inputs -
- * -
- * -
- * output - NONE
- * side effects - recursively deletes a token from the Message Tree ;-)
+/** Remove a message from the lookup trie.
+ * @param[in,out] mtree_p Trie node to remove command from.
+ * @param[in] cmd Text of command to remove.
*/
-void
+struct MessageTree *
del_msg_element(struct MessageTree *mtree_p, char *cmd)
{
- struct MessageTree *ntree_p;
+ int slot = *cmd & (MAXPTRLEN-1);
+ /* Either remove leaf message or from appropriate child. */
if (*cmd == '\0')
- return;
+ mtree_p->msg = NULL;
+ else
+ mtree_p->pointers[slot] = del_msg_element(mtree_p->pointers[slot], cmd + 1);
- if ((ntree_p = mtree_p->pointers[*cmd & (MAXPTRLEN-1)]) != NULL)
- {
- del_msg_element(ntree_p, cmd+1);
- MyFree(ntree_p);
- mtree_p->pointers[*cmd & (MAXPTRLEN-1)] = NULL;
- }
+ /* If current message or any child still exists, keep this node. */
+ if (mtree_p->msg)
+ return mtree_p;
+ for (slot = 0; slot < MAXPTRLEN; ++slot)
+ if (mtree_p->pointers[slot])
+ return mtree_p;
+
+ /* Otherwise, if we're not a root node, free it and return null. */
+ if (mtree_p != &msg_tree && mtree_p != &tok_tree)
+ MyFree(mtree_p);
+ return NULL;
}
-#endif
-/*
- * initmsgtree()
- *
- * inputs - none
- * output - none
- * side effect - zero the msg_tree, recursively populate it
- */
+/** Initialize the message lookup trie with all known commands. */
void
initmsgtree(void)
{
int i;
memset(&msg_tree, 0, sizeof(msg_tree));
+ memset(&tok_tree, 0, sizeof(tok_tree));
for (i = 0; msgtab[i].cmd != NULL ; i++)
{
add_msg_element(&msg_tree, &msgtab[i], msgtab[i].cmd);
- add_msg_element(&msg_tree, &msgtab[i], msgtab[i].tok);
+ add_msg_element(&tok_tree, &msgtab[i], msgtab[i].tok);
}
}
-/*
- * msg_tree_parse
- *
- * inputs - pointer to command/token
- * - pointer to MessageTree root
- * output - found Message * for this token/command or NULL if not found
- * side effects -
- * Generic tree parser which works for both commands and tokens.
- * Optimized by Run.
- * Re-written by Dianora (db) (tail recursive)
- *
+/** Look up a command in the message trie.
+ * @param cmd Text of command to look up.
+ * @param root Root of message trie.
+ * @return Pointer to matching message, or NULL if non exists.
*/
static struct Message *
msg_tree_parse(char *cmd, struct MessageTree *root)
{
struct MessageTree *mtree;
- for (mtree = root->pointers[(*cmd++) & (MAXPTRLEN-1)];
- mtree != NULL;
- mtree = mtree->pointers[(*cmd++) & (MAXPTRLEN-1)])
- {
- if ((mtree->msg != NULL) && (*cmd == '\0'))
- return mtree->msg;
+ for (mtree = root; mtree; mtree = mtree->pointers[(*cmd++) & (MAXPTRLEN-1)]) {
+ if (*cmd == '\0' && mtree->msg)
+ return mtree->msg;
+ else if (!IsAlpha(*cmd))
+ return NULL;
}
return NULL;
}
-/*
- * parse a buffer.
- *
- * NOTE: parse_*() should not be called recusively by any other functions!
+/** Registers a service mapping to the pseudocommand handler.
+ * @param[in] map Service mapping to add.
+ * @return Non-zero on success; zero if a command already used the name.
+ */
+int register_mapping(struct s_map *map)
+{
+ struct Message *msg;
+
+ if (msg_tree_parse(map->command, &msg_tree))
+ return 0;
+
+ msg = (struct Message *)MyMalloc(sizeof(struct Message));
+ msg->cmd = map->command;
+ msg->tok = map->command;
+ msg->count = 0;
+ msg->parameters = 2;
+ msg->flags = MFLG_EXTRA;
+ if (!(map->flags & SMAP_FAST))
+ msg->flags |= MFLG_SLOW;
+ msg->bytes = 0;
+ msg->extra = map;
+
+ msg->handlers[UNREGISTERED_HANDLER] = m_ignore;
+ msg->handlers[CLIENT_HANDLER] = m_pseudo;
+ msg->handlers[SERVER_HANDLER] = m_ignore;
+ msg->handlers[OPER_HANDLER] = m_pseudo;
+ msg->handlers[SERVICE_HANDLER] = m_ignore;
+
+ add_msg_element(&msg_tree, msg, msg->cmd);
+ map->msg = msg;
+
+ return 1;
+}
+
+/** Removes a service mapping.
+ * @param[in] map Service mapping to remove.
+ * @return Non-zero on success; zero if no command used the name.
+ */
+int unregister_mapping(struct s_map *map)
+{
+ if (!msg_tree_parse(map->command, &msg_tree))
+ {
+ /* This simply should never happen. */
+ assert(0);
+ return 0;
+ }
+
+ del_msg_element(&msg_tree, map->msg->cmd);
+
+ map->msg->extra = NULL;
+ MyFree(map->msg);
+ map->msg = NULL;
+
+ return 1;
+}
+
+/** Parse a line of data from a user.
+ * NOTE: parse_*() should not be called recursively by any other
+ * functions!
+ * @param[in] cptr Client that sent the data.
+ * @param[in] buffer Start of input line.
+ * @param[in] bufend End of input line.
+ * @return 0 on success, -1 on parse error, or CPTR_KILLED if message
+ * handler returns it.
*/
int
parse_client(struct Client *cptr, char *buffer, char *bufend)
paramcount = mptr->parameters;
i = bufend - ((s) ? s : ch);
mptr->bytes += i;
- if ((mptr->flags & MFLG_SLOW))
+ if ((mptr->flags & MFLG_SLOW) || !IsAnOper(cptr))
cli_since(cptr) += (2 + i / 120);
/*
* Allow only 1 msg per 2 seconds
/* Note initially true: s==NULL || *(s-1) == '\0' !! */
- i = 0;
+ if (mptr->flags & MFLG_EXTRA) {
+ /* This is a horrid kludge to avoid changing the command handler
+ * argument list. */
+ para[1] = (char*)mptr->extra;
+ i = 1;
+ } else {
+ i = 0;
+ }
if (s)
{
if (paramcount > MAXPARA)
return (*handler) (cptr, from, i, para);
}
+/** Parse a line of data from a server.
+ * @param[in] cptr Client that sent the data.
+ * @param[in] buffer Start of input line.
+ * @param[in] bufend End of input line.
+ * @return 0 on success, -1 on parse error, or CPTR_KILLED if message
+ * handler returns it.
+ */
int parse_server(struct Client *cptr, char *buffer, char *bufend)
{
struct Client* from = cptr;
/*
* If the client corresponding to the
* prefix is not found. We must ignore it,
- * it is simply a lagged message travelling
+ * it is simply a lagged message traveling
* upstream a SQUIT that removed the client
* --Run
*/
/*
* If the client corresponding to the
* prefix is not found. We must ignore it,
- * it is simply a lagged message travelling
+ * it is simply a lagged message traveling
* upstream a SQUIT that removed the client
* --Run
* There turned out to be other reasons that
* And for the record, this trie parser really does not care. - Dianora
*/
- mptr = msg_tree_parse(ch, &msg_tree);
+ mptr = msg_tree_parse(ch, &tok_tree);
+
+ if (mptr == NULL)
+ {
+ mptr = msg_tree_parse(ch, &msg_tree);
+ }
if (mptr == NULL)
{