#include "conn-func.h"
#include "conn-zip.h"
#include "channel.h"
+#include "class.h"
#include "conf.h"
#include "defines.h"
+#include "lists.h"
#include "log.h"
#include "messages.h"
#include "match.h"
COMMAND *cmd;
time_t time_now;
unsigned int days, hrs, mins;
+ struct list_head *list;
+ struct list_elem *list_item;
assert(Client != NULL);
assert(Req != NULL);
query = '*';
switch (query) {
+ case 'g': /* Network-wide bans ("G-Lines") */
+ case 'G':
+ case 'k': /* Server-local bans ("K-Lines") */
+ case 'K':
+ if (!Client_HasMode(from, 'o'))
+ return IRC_WriteStrClient(from, ERR_NOPRIVILEGES_MSG,
+ Client_ID(from));
+ if (query == 'g' || query == 'G')
+ list = Class_GetList(CLASS_GLINE);
+ else
+ list = Class_GetList(CLASS_KLINE);
+ list_item = Lists_GetFirst(list);
+ while (list_item) {
+ if (!IRC_WriteStrClient(from, RPL_STATSXLINE_MSG,
+ Client_ID(from), query,
+ Lists_GetMask(list_item),
+ Lists_GetValidity(list_item),
+ Lists_GetReason(list_item)))
+ return DISCONNECTED;
+ list_item = Lists_GetNext(list_item);
+ }
+ break;
case 'l': /* Link status (servers and own link) */
case 'L':
time_now = time(NULL);
}
+/**
+ * Send WHO reply for a "channel target" ("WHO #channel").
+ *
+ * @param Client Client requesting the information.
+ * @param Chan Channel being requested.
+ * @param OnlyOps Only display IRC operators.
+ * @return CONNECTED or DISCONNECTED.
+ */
static bool
-IRC_Send_WHO(CLIENT *Client, CHANNEL *Chan, bool OnlyOps)
+IRC_WHO_Channel(CLIENT *Client, CHANNEL *Chan, bool OnlyOps)
{
bool is_visible, is_member, is_ircop;
CL2CHAN *cl2chan;
/* Secret channel? */
if (!is_member && strchr(Channel_Modes(Chan), 's'))
- return IRC_WriteStrClient(Client, RPL_ENDOFWHO_MSG, Client_ID(Client), Channel_Name(Chan));
+ return IRC_WriteStrClient(Client, RPL_ENDOFWHO_MSG,
+ Client_ID(Client), Channel_Name(Chan));
cl2chan = Channel_FirstMember(Chan);
for (; cl2chan ; cl2chan = Channel_NextMember(Chan, cl2chan)) {
strlcat(flags, "*", sizeof(flags));
chan_user_modes = Channel_UserModes(Chan, c);
- strlcat(flags, who_flags_qualifier(chan_user_modes), sizeof(flags));
+ strlcat(flags, who_flags_qualifier(chan_user_modes),
+ sizeof(flags));
- if (!write_whoreply(Client, c, Channel_Name(Chan), flags))
+ if (!write_whoreply(Client, c, Channel_Name(Chan),
+ flags))
return DISCONNECTED;
}
}
- return IRC_WriteStrClient(Client, RPL_ENDOFWHO_MSG, Client_ID(Client), Channel_Name(Chan));
-} /* IRC_Send_WHO */
+ return IRC_WriteStrClient(Client, RPL_ENDOFWHO_MSG, Client_ID(Client),
+ Channel_Name(Chan));
+}
-GLOBAL bool
-IRC_WHO( CLIENT *Client, REQUEST *Req )
+/**
+ * Send WHO reply for a "mask target" ("WHO m*sk").
+ *
+ * @param Client Client requesting the information.
+ * @param Mask Mask being requested or NULL for "all" clients.
+ * @param OnlyOps Only display IRC operators.
+ * @return CONNECTED or DISCONNECTED.
+ */
+static bool
+IRC_WHO_Mask(CLIENT *Client, char *Mask, bool OnlyOps)
{
- bool only_ops, have_arg, client_match;
- const char *channelname, *client_modes, *chan_user_modes;
- char pattern[COMMAND_LEN];
- char flags[4];
- CL2CHAN *cl2chan;
- CHANNEL *chan, *cn;
CLIENT *c;
+ CL2CHAN *cl2chan;
+ CHANNEL *chan;
+ bool client_match, is_visible;
+ char flags[4];
- assert( Client != NULL );
- assert( Req != NULL );
-
- if (Req->argc > 2)
- return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
-
- only_ops = false;
- have_arg = false;
-
- if (Req->argc == 2) {
- if (strcmp(Req->argv[1], "o") == 0)
- only_ops = true;
-#ifdef STRICT_RFC
- else return IRC_WriteStrClient(Client, ERR_NEEDMOREPARAMS_MSG, Client_ID(Client), Req->command);
-#endif
- }
+ assert (Client != NULL);
- IRC_SetPenalty(Client, 1);
- if (Req->argc >= 1) { /* Channel or Mask. */
- chan = Channel_Search(Req->argv[0]);
- if (chan)
- return IRC_Send_WHO(Client, chan, only_ops);
- if (strcmp(Req->argv[0], "0") != 0) { /* RFC stupidity, same as no arguments */
- have_arg = true;
- strlcpy(pattern, Req->argv[0], sizeof(pattern));
- ngt_LowerStr(pattern);
- IRC_SetPenalty(Client, 3);
- }
- }
+ if (Mask)
+ ngt_LowerStr(Mask);
for (c = Client_First(); c != NULL; c = Client_Next(c)) {
if (Client_Type(c) != CLIENT_USER)
continue;
- /*
- * RFC 2812, 3.6.1:
- * In the absence of the parameter, all visible (users who aren't
- * invisible (user mode +i) and who don't have a common channel
- * with the requesting client) are listed.
- *
- * The same result can be achieved by using a [sic] of "0"
- * or any wildcard which will end up matching every visible user.
- *
- * The [sic] passed to WHO is matched against users' host, server, real name and
- * nickname if the channel cannot be found.
- */
- client_modes = Client_Modes(c);
- if (strchr(client_modes, 'i'))
- continue;
- if (only_ops && !strchr(client_modes, 'o'))
+ if (OnlyOps && !Client_HasMode(c, 'o'))
continue;
- if (have_arg) { /* match pattern against user host/server/name/nick */
- client_match = MatchCaseInsensitive(pattern, Client_Hostname(c)); /* user's host */
+ if (Mask) {
+ /* Match pattern against user host/server/name/nick */
+ client_match = MatchCaseInsensitive(Mask,
+ Client_Hostname(c));
if (!client_match)
- client_match = MatchCaseInsensitive(pattern, Client_ID(Client_Introducer(c))); /* server */
+ client_match = MatchCaseInsensitive(Mask,
+ Client_ID(Client_Introducer(c)));
if (!client_match)
- client_match = Match(Req->argv[0], Client_Info(c)); /* realname */
+ client_match = MatchCaseInsensitive(Mask,
+ Client_Info(c));
if (!client_match)
- client_match = MatchCaseInsensitive(pattern, Client_ID(c)); /* nick name */
-
- if (!client_match) /* This isn't the client you're looking for */
- continue;
+ client_match = MatchCaseInsensitive(Mask,
+ Client_ID(c));
+ if (!client_match)
+ continue; /* no match: skip this client */
}
- strcpy(flags, who_flags_status(client_modes));
+ is_visible = !Client_HasMode(c, 'i');
- if (strchr(client_modes, 'o')) /* this client is an operator */
- strlcat(flags, "*", sizeof(flags));
+ /* Target client is invisible, but mask matches exactly? */
+ if (!is_visible && Mask && strcasecmp(Client_ID(c), Mask) == 0)
+ is_visible = true;
- /* Search suitable channel */
- cl2chan = Channel_FirstChannelOf(c);
- while (cl2chan) {
- cn = Channel_GetChannel(cl2chan);
- if (Channel_IsMemberOf(cn, Client) ||
- !strchr(Channel_Modes(cn), 's'))
- {
- channelname = Channel_Name(cn);
- break;
+ /* Target still invisible, but are both on the same channel? */
+ if (!is_visible) {
+ cl2chan = Channel_FirstChannelOf(Client);
+ while (cl2chan && !is_visible) {
+ chan = Channel_GetChannel(cl2chan);
+ if (Channel_IsMemberOf(chan, c))
+ is_visible = true;
+ cl2chan = Channel_NextChannelOf(Client, cl2chan);
}
- cl2chan = Channel_NextChannelOf(c, cl2chan);
}
- if (cl2chan) {
- chan = Channel_GetChannel(cl2chan);
- chan_user_modes = Channel_UserModes(chan, c);
- strlcat(flags, who_flags_qualifier(chan_user_modes), sizeof(flags));
- } else
- channelname = "*";
-
- if (!write_whoreply(Client, c, channelname, flags))
+
+ if (!is_visible) /* target user is not visible */
+ continue;
+
+ strcpy(flags, who_flags_status(Client_Modes(c)));
+ if (strchr(Client_Modes(c), 'o'))
+ strlcat(flags, "*", sizeof(flags));
+
+ if (!write_whoreply(Client, c, "*", flags))
return DISCONNECTED;
+
}
- if (Req->argc > 0)
- channelname = Req->argv[0];
- else
- channelname = "*";
+ return IRC_WriteStrClient(Client, RPL_ENDOFWHO_MSG, Client_ID(Client),
+ Mask ? Mask : "*");
+}
+
+
+/**
+ * Handler for the IRC "WHO" command.
+ *
+ * See RFC 2812, 3.6.1 "Who query".
+ *
+ * @param Client The client from which this command has been received.
+ * @param Req Request structure with prefix and all parameters.
+ * @return CONNECTED or DISCONNECTED.
+ */
+GLOBAL bool
+IRC_WHO(CLIENT *Client, REQUEST *Req)
+{
+ bool only_ops;
+ CHANNEL *chan;
+
+ assert (Client != NULL);
+ assert (Req != NULL);
+
+ if (Req->argc > 2)
+ return IRC_WriteStrClient(Client, ERR_NEEDMOREPARAMS_MSG,
+ Client_ID(Client), Req->command);
+
+ only_ops = false;
+
+ if (Req->argc == 2) {
+ if (strcmp(Req->argv[1], "o") == 0)
+ only_ops = true;
+#ifdef STRICT_RFC
+ else
+ return IRC_WriteStrClient(Client,
+ ERR_NEEDMOREPARAMS_MSG,
+ Client_ID(Client),
+ Req->command);
+#endif
+ }
- return IRC_WriteStrClient(Client, RPL_ENDOFWHO_MSG, Client_ID(Client), channelname);
+ IRC_SetPenalty(Client, 1);
+ if (Req->argc >= 1) {
+ /* Channel or mask given */
+ chan = Channel_Search(Req->argv[0]);
+ if (chan) {
+ /* Members of a channel have been requested */
+ IRC_SetPenalty(Client, 1);
+ return IRC_WHO_Channel(Client, chan, only_ops);
+ }
+ if (strcmp(Req->argv[0], "0") != 0) {
+ /* A mask has been given. But please note this RFC
+ * stupidity: "0" is same as no arguments ... */
+ IRC_SetPenalty(Client, 3);
+ return IRC_WHO_Mask(Client, Req->argv[0], only_ops);
+ }
+ }
+
+ /* No channel or (valid) mask given */
+ IRC_SetPenalty(Client, 2);
+ return IRC_WHO_Mask(Client, NULL, only_ops);
} /* IRC_WHO */
return DISCONNECTED;
/* Idle and signon time (local clients only!) */
- if (Client_Conn(c) > NONE &&
+ if (!Conf_MorePrivacy && Client_Conn(c) > NONE &&
!IRC_WriteStrClient(from, RPL_WHOISIDLE_MSG,
Client_ID(from), Client_ID(c),
(unsigned long)Conn_GetIdle(Client_Conn(c)),
assert( Client != NULL );
assert( Req != NULL );
+ /* Do not reveal any info on disconnected users? */
+ if (Conf_MorePrivacy)
+ return CONNECTED;
+
/* Wrong number of parameters? */
if (Req->argc > 3)
return IRC_WriteStrClient(Client, ERR_NEEDMOREPARAMS_MSG,
} /* IRC_WHOWAS */
+/**
+ * Send LUSERS reply to a client.
+ *
+ * @param Client The receipient of the information.
+ * @return CONNECTED or DISCONNECTED.
+ */
GLOBAL bool
-IRC_Send_LUSERS( CLIENT *Client )
+IRC_Send_LUSERS(CLIENT *Client)
{
unsigned long cnt;
#ifndef STRICT_RFC
unsigned long max;
#endif
- assert( Client != NULL );
+ assert(Client != NULL);
/* Users, services and serevers in the network */
- if( ! IRC_WriteStrClient( Client, RPL_LUSERCLIENT_MSG, Client_ID( Client ), Client_UserCount( ), Client_ServiceCount( ), Client_ServerCount( ))) return DISCONNECTED;
+ if (!IRC_WriteStrClient(Client, RPL_LUSERCLIENT_MSG, Client_ID(Client),
+ Client_UserCount(), Client_ServiceCount(),
+ Client_ServerCount()))
+ return DISCONNECTED;
/* Number of IRC operators */
cnt = Client_OperCount( );
- if( cnt > 0 )
- {
- if( ! IRC_WriteStrClient( Client, RPL_LUSEROP_MSG, Client_ID( Client ), cnt )) return DISCONNECTED;
+ if (cnt > 0) {
+ if (!IRC_WriteStrClient(Client, RPL_LUSEROP_MSG,
+ Client_ID(Client), cnt))
+ return DISCONNECTED;
}
/* Unknown connections */
cnt = Client_UnknownCount( );
- if( cnt > 0 )
- {
- if( ! IRC_WriteStrClient( Client, RPL_LUSERUNKNOWN_MSG, Client_ID( Client ), cnt )) return DISCONNECTED;
+ if (cnt > 0) {
+ if (!IRC_WriteStrClient(Client, RPL_LUSERUNKNOWN_MSG,
+ Client_ID(Client), cnt))
+ return DISCONNECTED;
}
/* Number of created channels */
- if( ! IRC_WriteStrClient( Client, RPL_LUSERCHANNELS_MSG, Client_ID( Client ), Channel_Count( ))) return DISCONNECTED;
+ if (!IRC_WriteStrClient(Client, RPL_LUSERCHANNELS_MSG,
+ Client_ID(Client),
+ Channel_CountVisible(Client)))
+ return DISCONNECTED;
/* Number of local users, services and servers */
- if( ! IRC_WriteStrClient( Client, RPL_LUSERME_MSG, Client_ID( Client ), Client_MyUserCount( ), Client_MyServiceCount( ), Client_MyServerCount( ))) return DISCONNECTED;
+ if (!IRC_WriteStrClient(Client, RPL_LUSERME_MSG, Client_ID(Client),
+ Client_MyUserCount(), Client_MyServiceCount(),
+ Client_MyServerCount()))
+ return DISCONNECTED;
#ifndef STRICT_RFC
/* Maximum number of local users */
if( Channel_IsMemberOf( Chan, Client )) is_member = true;
else is_member = false;
+ /* Do not print info on channel memberships to anyone that is not member? */
+ if (Conf_MorePrivacy && !is_member)
+ return CONNECTED;
+
/* Secret channel? */
if( ! is_member && strchr( Channel_Modes( Chan ), 's' )) return CONNECTED;