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ircu2/ircd/ircd_features.c

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/*
* IRC - Internet Relay Chat, ircd/features.c
* Copyright (C) 2000 Kevin L. Mitchell <klmitch@mit.edu>
*
* 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 1, 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., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
/** @file
* @brief Implementation of configurable feature support.
* @version $Id: ircd_features.c 1922 2010-01-02 04:00:13Z entrope $
*/
#include "config.h"
#include "ircd_features.h"
#include "channel.h" /* list_set_default */
#include "class.h"
#include "client.h"
#include "hash.h"
#include "ircd.h"
#include "ircd_alloc.h"
#include "ircd_geoip.h"
#include "ircd_log.h"
#include "ircd_reply.h"
#include "ircd_snprintf.h"
#include "ircd_string.h"
#include "match.h"
#include "motd.h"
#include "msg.h"
#include "numeric.h"
#include "numnicks.h"
#include "random.h" /* random_seed_set */
#include "s_bsd.h"
#include "s_debug.h"
#include "s_misc.h"
#include "s_stats.h"
#include "s_user.h"
#include "send.h"
#include "struct.h"
#include "sys.h" /* FALSE bleah */
#include "whowas.h" /* whowas_realloc */
/* #include <assert.h> -- Now using assert in ircd_log.h */
#include <stdlib.h>
#include <string.h>
struct Client his;
/** List of log output types that can be set */
static struct LogTypes {
char *type; /**< Settable name. */
int (*set)(const char *, const char *); /**< Function to set the value. */
char *(*get)(const char *); /**< Function to get the value. */
} logTypes[] = {
{ "FILE", log_set_file, log_get_file },
{ "FACILITY", log_set_facility, log_get_facility },
{ "SNOMASK", log_set_snomask, log_get_snomask },
{ "LEVEL", log_set_level, log_get_level },
{ 0, 0, 0 }
};
/** Look up a struct LogType given the type string.
* @param[in] from &Client requesting type, or NULL.
* @param[in] type Name of log type to find.
* @return Pointer to the found LogType, or NULL if none was found.
*/
static struct LogTypes *
feature_log_desc(struct Client* from, const char *type)
{
int i;
assert(0 != type);
for (i = 0; logTypes[i].type; i++) /* find appropriate descriptor */
if (!ircd_strcmp(type, logTypes[i].type))
return &logTypes[i];
Debug((DEBUG_ERROR, "Unknown log feature type \"%s\"", type));
if (from) /* send an error; if from is NULL, called from conf parser */
send_reply(from, ERR_BADLOGTYPE, type);
else
log_write(LS_CONFIG, L_ERROR, 0, "Unknown log feature type \"%s\"", type);
return 0; /* not found */
}
/** Set the value of a log output type for a log subsystem.
* @param[in] from &Client trying to set the log type, or NULL.
* @param[in] fields Array of parameters to set.
* @param[in] count Number of parameters in \a fields.
* @return -1 to clear the mark, 0 to leave the mask alone, 1 to set the mask.
*/
static int
feature_log_set(struct Client* from, const char* const* fields, int count)
{
struct LogTypes *desc;
char *subsys;
if (count < 2) { /* set default facility */
if (log_set_default(count < 1 ? 0 : fields[0])) {
assert(count >= 1); /* should always accept default */
if (from) /* send an error */
send_reply(from, ERR_BADLOGVALUE, fields[0]);
else
log_write(LS_CONFIG, L_ERROR, 0,
"Bad value \"%s\" for default facility", fields[0]);
} else
return count < 1 ? -1 : 1; /* tell feature to set or clear mark */
} else if (!(subsys = log_canon(fields[0]))) { /* no such subsystem */
if (from) /* send an error */
send_reply(from, ERR_BADLOGSYS, fields[0]);
else
log_write(LS_CONFIG, L_ERROR, 0,
"No such logging subsystem \"%s\"", fields[0]);
} else if ((desc = feature_log_desc(from, fields[1]))) { /* set value */
if ((*desc->set)(fields[0], count < 3 ? 0 : fields[2])) {
assert(count >= 3); /* should always accept default */
if (from) /* send an error */
send_reply(from, ERR_BADLOGVALUE, fields[2]);
else
log_write(LS_CONFIG, L_ERROR, 0,
"Bad value \"%s\" for log type %s (subsystem %s)",
fields[2], desc->type, subsys);
}
}
return 0;
}
/** Reset a log type for a subsystem to its default value.
* @param[in] from &Client trying to reset the subsystem.
* @param[in] fields Array of parameters to reset.
* @param[in] count Number of fields in \a fields.
* @return -1 to unmark the entry, or zero to leave it alone.
*/
static int
feature_log_reset(struct Client* from, const char* const* fields, int count)
{
struct LogTypes *desc;
char *subsys;
assert(0 != from); /* Never called by the .conf parser */
if (count < 1) { /* reset default facility */
log_set_default(0);
return -1; /* unmark this entry */
} else if (count < 2)
need_more_params(from, "RESET");
else if (!(subsys = log_canon(fields[0]))) /* no such subsystem */
send_reply(from, ERR_BADLOGSYS, fields[0]);
else if ((desc = feature_log_desc(from, fields[1]))) /* reset value */
(*desc->set)(fields[0], 0); /* default should always be accepted */
return 0;
}
/** Handle an update to FEAT_HIS_SERVERNAME. */
static void
feature_notify_servername(void)
{
ircd_strncpy(cli_name(&his), feature_str(FEAT_HIS_SERVERNAME), HOSTLEN + 1);
}
/** Handle an update to FEAT_HIS_SERVERINFO. */
static void
feature_notify_serverinfo(void)
{
ircd_strncpy(cli_info(&his), feature_str(FEAT_HIS_SERVERINFO), REALLEN + 1);
}
/** Report the value of a log setting.
* @param[in] from &Client asking for details.
* @param[in] fields Array of parameters to get.
* @param[in] count Number of fields in \a fields.
*/
static void
feature_log_get(struct Client* from, const char* const* fields, int count)
{
struct LogTypes *desc;
char *value, *subsys;
assert(0 != from); /* never called by .conf parser */
if (count < 1) /* return default facility */
send_reply(from, SND_EXPLICIT | RPL_FEATURE, ":Log facility: %s",
log_get_default());
else if (count < 2)
need_more_params(from, "GET");
else if (!(subsys = log_canon(fields[0]))) { /* no such subsystem */
send_reply(from, ERR_BADLOGSYS, fields[0]);
} else if ((desc = feature_log_desc(from, fields[1]))) {
if ((value = (*desc->get)(fields[0]))) /* send along value */
send_reply(from, SND_EXPLICIT | RPL_FEATURE,
":Log %s for subsystem %s: %s", desc->type, subsys,
(*desc->get)(subsys));
else
send_reply(from, SND_EXPLICIT | RPL_FEATURE,
":No log %s is set for subsystem %s", desc->type, subsys);
}
}
/** Update whether #me is a hub or not.
*/
static void
feature_notify_hub(void)
{
if (feature_bool(FEAT_HUB))
SetHub(&me);
else
ClearHub(&me);
}
/** Update whether #me has oplevels support or not.
*/
static void
feature_notify_oplevels(void)
{
char cmodebuf[BUFSIZE] = "";
if (feature_bool(FEAT_OPLEVELS))
SetOpLevels(&me);
else
ClearOpLevels(&me);
/* "be,AkU,Ll,aCcDdiMmNnOpQRrSsTtZz" */
ircd_snprintf(0, cmodebuf, BUFSIZE, "b%s,%sk%s,Ll,aCcDdiMmNnOpQRrSsTtZz",
feature_bool(FEAT_EXCEPTS) ? "e" : "",
feature_bool(FEAT_OPLEVELS) ? "A" : "",
feature_bool(FEAT_OPLEVELS) ? "U" : "");
add_isupport_s("CHANMODES", cmodebuf);
}
/** Update whether #me has halfops support or not.
*/
static void
feature_notify_halfops(void)
{
add_isupport_s("PREFIX", feature_bool(FEAT_HALFOPS) ? "(ohv)@%+" : "(ov)@+");
add_isupport_s("STATUSMSG", feature_bool(FEAT_HALFOPS) ? "@%+" : "@+");
}
static void
feature_notify_excepts(void)
{
char imaxlist[BUFSIZE] = "";
char cmodebuf[BUFSIZE] = "";
if (feature_bool(FEAT_EXCEPTS)) {
add_isupport_s("EXCEPTS", "e");
add_isupport_i("MAXEXCEPTS", feature_int(FEAT_MAXEXCEPTS));
} else {
del_isupport("EXCEPTS");
del_isupport("MAXEXCEPTS");
}
/* "be,AkU,Ll,aCcDdiMmNnOpQRrSsTtZz" */
ircd_snprintf(0, cmodebuf, BUFSIZE, "b%s,%sk%s,Ll,aCcDdiMmNnOpQRrSsTtZz",
feature_bool(FEAT_EXCEPTS) ? "e" : "",
feature_bool(FEAT_OPLEVELS) ? "A" : "",
feature_bool(FEAT_OPLEVELS) ? "U" : "");
add_isupport_s("CHANMODES", cmodebuf);
/* Use ircd_snprintf for safer string formatting */
if (feature_bool(FEAT_EXCEPTS)) {
ircd_snprintf(0, imaxlist, sizeof(imaxlist), "b:%d,e:%d",
feature_int(FEAT_MAXBANS), feature_int(FEAT_MAXEXCEPTS));
} else {
ircd_snprintf(0, imaxlist, sizeof(imaxlist), "b:%d",
feature_int(FEAT_MAXBANS));
}
add_isupport_s("MAXLIST", imaxlist);
}
/** Set MAXEXCEPTS, self explanatory */
static void
set_isupport_maxexcepts(void)
{
char imaxlist[BUFSIZE] = "";
add_isupport_i("MAXBANS", feature_int(FEAT_MAXBANS));
/* Use ircd_snprintf for safer string formatting */
if (feature_bool(FEAT_EXCEPTS)) {
ircd_snprintf(0, imaxlist, sizeof(imaxlist), "b:%d,e:%d",
feature_int(FEAT_MAXBANS), feature_int(FEAT_MAXEXCEPTS));
} else {
ircd_snprintf(0, imaxlist, sizeof(imaxlist), "b:%d",
feature_int(FEAT_MAXBANS));
}
add_isupport_s("MAXLIST", imaxlist);
}
/** Set EXTBANS if they are enabled. */
static void
set_isupport_extbans(void)
{
char imaxlist[BUFSIZE] = "";
if (feature_bool(FEAT_EXTBANS)) {
strcat(imaxlist, "~,");
if (feature_bool(FEAT_EXTBAN_a))
strcat(imaxlist, "a");
if (feature_bool(FEAT_EXTBAN_c))
strcat(imaxlist, "c");
if (feature_bool(FEAT_EXTBAN_j))
strcat(imaxlist, "j");
if (feature_bool(FEAT_EXTBAN_n))
strcat(imaxlist, "n");
if (feature_bool(FEAT_EXTBAN_q))
strcat(imaxlist, "q");
if (feature_bool(FEAT_EXTBAN_r))
strcat(imaxlist, "r");
if (feature_bool(FEAT_EXTBAN_m))
strcat(imaxlist, "m");
if (feature_bool(FEAT_EXTBAN_M))
strcat(imaxlist, "M");
add_isupport_s("EXTBANS", imaxlist);
}
}
/** Handle update to FEAT_GEOIP_ENABLE. */
static void feature_notify_geoip_enable(void)
{
geoip_handle_enable();
}
/** Handle update to FEAT_MMDB_FILE. */
static void feature_notify_geoip_mmdb_file(void)
{
geoip_handle_mmdb_file();
}
/** Handle update to FEAT_GEOIP_FILE. */
static void feature_notify_geoip_file(void)
{
geoip_handle_file();
}
/** Handle update to FEAT_GEOIP_IPV6_FILE. */
static void feature_notify_geoip_ipv6_file(void)
{
geoip_handle_ipv6_file();
}
/** Set WATCH if they are enabled. */
static void
set_isupport_watchs(void)
{
add_isupport_i("WATCH", feature_int(FEAT_MAXWATCHS));
}
/** Set MAXSILES (maximum silences). */
static void
set_isupport_maxsiles(void)
{
add_isupport_i("SILENCE", feature_int(FEAT_MAXSILES));
}
/** Set MAXCHANNNELS, self explanatory */
static void
set_isupport_maxchannels(void)
{
/* uint */
add_isupport_i("MAXCHANNELS", feature_int(FEAT_MAXCHANNELSPERUSER));
}
/** Set MAXBANS, self explanatory */
static void
set_isupport_maxbans(void)
{
char imaxlist[BUFSIZE] = "";
add_isupport_i("MAXBANS", feature_int(FEAT_MAXBANS));
strcat(imaxlist, "b:");
strcat(imaxlist, itoa(feature_int(FEAT_MAXBANS)));
if (feature_bool(FEAT_EXCEPTS)) {
strcat(imaxlist, ",e:");
strcat(imaxlist, itoa(feature_int(FEAT_MAXEXCEPTS)));
}
add_isupport_s("MAXLIST", imaxlist);
}
/** Set NICKLEN, self explanatory */
static void
set_isupport_nicklen(void)
{
/* uint */
add_isupport_i("NICKLEN", feature_int(FEAT_NICKLEN));
}
/** Set CHANNELLEN, self explanatory */
static void
set_isupport_channellen(void)
{
/* uint */
add_isupport_i("CHANNELLEN", feature_int(FEAT_CHANNELLEN));
}
/** Set CHANTYPES, self explanatory */
static void
set_isupport_chantypes(void)
{
add_isupport_s("CHANTYPES", feature_bool(FEAT_LOCAL_CHANNELS) ? "#&" : "#");
}
/** Set NETWORK, self explanatory */
static void
set_isupport_network(void)
{
add_isupport_s("NETWORK", feature_str(FEAT_NETWORK));
}
/** Sets a feature to the given value.
* @param[in] from Client trying to set parameters.
* @param[in] fields Array of parameters to set.
* @param[in] count Number of fields in \a count.
* @return <0 to clear the feature mark, 0 to leave it, >0 to set the feature mark.
*/
typedef int (*feat_set_call)(struct Client* from, const char* const* fields, int count);
/** Gets the value of a feature.
* @param[in] from Client trying to get parameters.
* @param[in] fields Array of parameters to set.
* @param[in] count Number of fields in \a count.
*/
typedef void (*feat_get_call)(struct Client* from, const char* const* fields, int count);
/** Callback to notify of a feature's change. */
typedef void (*feat_notify_call)(void);
/** Unmarks all sub-feature values prior to reading .conf. */
typedef void (*feat_unmark_call)(void);
/** Resets to defaults all currently unmarked values.
* @param[in] marked Non-zero if the feature is marked.
*/
typedef int (*feat_mark_call)(int marked);
/* Reports features as a /stats f list.
* @param[in] sptr Client asking for feature list.
* @param[in] marked Non-zero if the feature is marked.
*/
typedef void (*feat_report_call)(struct Client* sptr, int marked);
#define FEAT_NONE 0x0000 /**< no value */
#define FEAT_INT 0x0001 /**< set if entry contains an integer value */
#define FEAT_BOOL 0x0002 /**< set if entry contains a boolean value */
#define FEAT_STR 0x0003 /**< set if entry contains a string value */
#define FEAT_ALIAS 0x0004 /**< set if entry is alias for another entry */
#define FEAT_MASK 0x000f /**< possible value types */
#define FEAT_MARK 0x0010 /**< set if entry has been changed */
#define FEAT_NULL 0x0020 /**< NULL string is permitted */
#define FEAT_CASE 0x0040 /**< string is case-sensitive */
#define FEAT_OPER 0x0100 /**< set to display only to opers */
#define FEAT_MYOPER 0x0200 /**< set to display only to local opers */
#define FEAT_NODISP 0x0400 /**< feature must never be displayed */
#define FEAT_READ 0x1000 /**< feature is read-only (for now, perhaps?) */
/** Declare a feature with custom behavior. */
#define F_N(type, flags, set, reset, get, notify, unmark, mark, report) \
{ FEAT_ ## type, #type, FEAT_NONE | (flags), 0, 0, 0, 0, \
(set), (reset), (get), (notify), (unmark), (mark), (report) }
/** Declare a feature that takes integer values. */
#define F_I(type, flags, v_int, notify) \
{ FEAT_ ## type, #type, FEAT_INT | (flags), 0, (v_int), 0, 0, \
0, 0, 0, (notify), 0, 0, 0 }
/** Declare a feature that takes boolean values. */
#define F_B(type, flags, v_int, notify) \
{ FEAT_ ## type, #type, FEAT_BOOL | (flags), 0, (v_int), 0, 0, \
0, 0, 0, (notify), 0, 0, 0 }
/** Declare a feature that takes string values. */
#define F_S(type, flags, v_str, notify) \
{ FEAT_ ## type, #type, FEAT_STR | (flags), 0, 0, 0, (v_str), \
0, 0, 0, (notify), 0, 0, 0 }
/** Declare a feature as an alias for another feature. */
#define F_A(type, alias) \
{ FEAT_ ## type, #type, FEAT_ALIAS, 0, FEAT_ ## alias, 0, 0, \
0, 0, 0, 0, 0, 0, 0 }
/** Table of feature descriptions. */
static struct FeatureDesc {
enum Feature feat; /**< feature identifier */
char* type; /**< string describing type */
unsigned int flags; /**< flags for feature */
int v_int; /**< integer value */
int def_int; /**< default value */
char* v_str; /**< string value */
char* def_str; /**< default value */
feat_set_call set; /**< set feature values */
feat_set_call reset; /**< reset feature values to defaults */
feat_get_call get; /**< get feature values */
feat_notify_call notify; /**< notify of value change */
feat_unmark_call unmark; /**< unmark all feature change values */
feat_mark_call mark; /**< reset to defaults all unchanged features */
feat_report_call report; /**< report feature values */
} features[] = {
/* Misc. features */
F_N(LOG, FEAT_MYOPER, feature_log_set, feature_log_reset, feature_log_get,
0, log_feature_unmark, log_feature_mark, log_feature_report),
F_S(DOMAINNAME, 0, DOMAINNAME, 0),
F_B(RELIABLE_CLOCK, 0, 1, 0),
F_I(BUFFERPOOL, 0, 27000000, 0),
F_B(HAS_FERGUSON_FLUSHER, 0, 0, 0),
F_I(CLIENT_FLOOD, 0, 1024, 0),
F_I(SERVER_PORT, FEAT_OPER, 4400, 0),
F_B(NODEFAULTMOTD, 0, 1, 0),
F_S(MOTD_BANNER, FEAT_NULL, 0, 0),
F_S(PROVIDER, FEAT_NULL, 0, 0),
F_B(KILL_IPMISMATCH, FEAT_OPER, 0, 0),
F_B(IDLE_FROM_MSG, 0, 1, 0),
F_B(HUB, 0, 0, feature_notify_hub),
F_B(WALLOPS_OPER_ONLY, 0, 0, 0),
F_B(NODNS, 0, 0, 0),
F_N(RANDOM_SEED, FEAT_NODISP, random_seed_set, 0, 0, 0, 0, 0, 0),
F_S(DEFAULT_LIST_PARAM, FEAT_NULL, 0, list_set_default),
F_I(NICKNAMEHISTORYLENGTH, 0, 800, whowas_realloc),
F_B(HOST_HIDING, 0, 1, 0),
F_S(HIDDEN_HOST, FEAT_CASE, "Users.Nefarious", 0),
F_S(HIDDEN_IP, 0, "127.0.0.1", 0),
F_B(CONNEXIT_NOTICES, 0, 0, 0),
F_B(OPLEVELS, 0, 0, feature_notify_oplevels),
F_B(ZANNELS, 0, 0, 0),
F_B(LOCAL_CHANNELS, 0, 1, set_isupport_chantypes),
F_B(TOPIC_BURST, 0, 1, 0),
F_B(DISABLE_GLINES, 0, 0, 0),
/* features that probably should not be touched */
F_I(KILLCHASETIMELIMIT, 0, 30, 0),
F_I(MAXCHANNELSPERUSER, 0, 20, set_isupport_maxchannels),
F_I(NICKLEN, 0, 15, set_isupport_nicklen),
F_I(AVBANLEN, 0, 40, 0),
F_I(MAXBANS, 0, 50, set_isupport_maxbans),
F_I(MAXSILES, 0, 25, set_isupport_maxsiles),
F_I(HANGONGOODLINK, 0, 300, 0),
F_I(HANGONRETRYDELAY, 0, 10, 0),
F_I(CONNECTTIMEOUT, 0, 60, 0),
F_I(MAXIMUM_LINKS, 0, 1, init_class), /* reinit class 0 as needed */
F_I(PINGFREQUENCY, 0, 120, init_class),
F_I(CONNECTFREQUENCY, 0, 600, init_class),
F_I(DEFAULTMAXSENDQLENGTH, 0, 40000, init_class),
F_I(GLINEMAXUSERCOUNT, 0, 20, 0),
F_I(SOCKSENDBUF, 0, SERVER_TCP_WINDOW, 0),
F_I(SOCKRECVBUF, 0, SERVER_TCP_WINDOW, 0),
F_I(IPCHECK_CLONE_LIMIT, 0, 4, 0),
F_I(IPCHECK_CLONE_PERIOD, 0, 40, 0),
F_I(IPCHECK_CLONE_DELAY, 0, 600, 0),
F_I(CHANNELLEN, 0, 200, set_isupport_channellen),
/* Some misc. default paths */
F_S(MPATH, FEAT_CASE | FEAT_MYOPER, "ircd.motd", motd_init),
F_S(RPATH, FEAT_CASE | FEAT_MYOPER, "remote.motd", motd_init),
F_S(PPATH, FEAT_CASE | FEAT_MYOPER | FEAT_READ, "ircd.pid", 0),
/* Networking features */
F_I(TOS_SERVER, 0, 0x08, 0),
F_I(TOS_CLIENT, 0, 0x08, 0),
F_I(POLLS_PER_LOOP, 0, 200, 0),
F_I(IRCD_RES_RETRIES, 0, 2, 0),
F_I(IRCD_RES_TIMEOUT, 0, 4, 0),
F_I(AUTH_TIMEOUT, 0, 9, 0),
F_B(ANNOUNCE_INVITES, 0, 0, 0),
/* features that affect all operators */
F_B(CONFIG_OPERCMDS, 0, 1, 0),
/* HEAD_IN_SAND Features */
F_B(HIS_SNOTICES, 0, 1, 0),
F_B(HIS_SNOTICES_OPER_ONLY, 0, 1, 0),
F_B(HIS_DEBUG_OPER_ONLY, 0, 1, 0),
F_B(HIS_WALLOPS, 0, 1, 0),
F_B(HIS_MAP, 0, 1, 0),
F_B(HIS_LINKS, 0, 1, 0),
F_B(HIS_TRACE, 0, 1, 0),
F_B(HIS_STATS_a, 0, 1, 0),
F_B(HIS_STATS_c, 0, 1, 0),
F_B(HIS_STATS_d, 0, 1, 0),
F_B(HIS_STATS_e, 0, 1, 0),
F_B(HIS_STATS_f, 0, 1, 0),
F_B(HIS_STATS_g, 0, 1, 0),
F_B(HIS_STATS_i, 0, 1, 0),
F_B(HIS_STATS_j, 0, 1, 0),
F_B(HIS_STATS_J, 0, 1, 0),
F_B(HIS_STATS_k, 0, 1, 0),
F_B(HIS_STATS_l, 0, 1, 0),
F_B(HIS_STATS_L, 0, 1, 0),
F_B(HIS_STATS_M, 0, 1, 0),
F_B(HIS_STATS_m, 0, 1, 0),
F_B(HIS_STATS_o, 0, 1, 0),
F_B(HIS_STATS_p, 0, 1, 0),
F_B(HIS_STATS_q, 0, 1, 0),
F_B(HIS_STATS_R, 0, 1, 0),
F_B(HIS_STATS_r, 0, 1, 0),
F_B(HIS_STATS_S, 0, 1, 0),
F_B(HIS_STATS_t, 0, 1, 0),
F_B(HIS_STATS_T, 0, 1, 0),
F_B(HIS_STATS_u, 0, 0, 0),
F_B(HIS_STATS_U, 0, 1, 0),
F_B(HIS_STATS_v, 0, 1, 0),
F_B(HIS_STATS_w, 0, 0, 0),
F_B(HIS_STATS_x, 0, 1, 0),
F_B(HIS_STATS_y, 0, 1, 0),
F_B(HIS_STATS_z, 0, 1, 0),
F_B(HIS_STATS_IAUTH, 0, 1, 0),
F_B(HIS_WHOIS_SERVERNAME, 0, 1, 0),
F_B(HIS_WHOIS_IDLETIME, 0, 1, 0),
F_B(HIS_WHOIS_LOCALCHAN, 0, 1, 0),
F_B(HIS_WHO_SERVERNAME, 0, 1, 0),
F_B(HIS_WHO_HOPCOUNT, 0, 1, 0),
F_B(HIS_MODEWHO, 0, 1, 0),
F_B(HIS_BANWHO, 0, 1, 0),
F_B(HIS_KILLWHO, 0, 0, 0),
F_B(HIS_REWRITE, 0, 1, 0),
F_I(HIS_REMOTE, 0, 1, 0),
F_B(HIS_NETSPLIT, 0, 1, 0),
F_S(HIS_SERVERNAME, 0, "*.Nefarious", feature_notify_servername),
F_S(HIS_SERVERINFO, 0, "evilnet development", feature_notify_serverinfo),
F_S(HIS_URLSERVERS, 0, "http://sourceforge.net/projects/evilnet/", 0),
/* Misc. random stuff */
F_S(NETWORK, 0, "Nefarious", set_isupport_network),
F_S(URL_CLIENTS, 0, "http://www.ircreviews.org/clients/", 0),
F_S(URLREG, 0, "http://sourceforge.net/projects/evilnet/", 0),
/* Nefarious FEAT_'s */
F_B(CHECK, 0, 1, 0),
F_B(CHECK_EXTENDED, 0, 1, 0),
F_I(MAX_CHECK_OUTPUT, 0, 1000, 0),
F_B(OPER_WHOIS_PARANOIA, 0, 0, 0),
F_B(OPER_HIDE, 0, 0, 0),
F_B(AUTOCHANMODES, 0, 0, 0),
F_S(AUTOCHANMODES_LIST, FEAT_CASE | FEAT_NULL, 0, 0),
F_B(UHNAMES, 0, 1, 0),
F_S(RESTARTPASS, FEAT_NULL | FEAT_CASE | FEAT_NODISP | FEAT_READ, 0, 0),
F_S(DIEPASS, FEAT_NULL | FEAT_CASE | FEAT_NODISP | FEAT_READ, 0, 0),
F_B(HIS_STATS_W, 0, 1, 0),
F_S(WHOIS_OPER, 0, "is an IRC Operator", 0),
F_S(WHOIS_ADMIN, 0, "is an IRC Administrator", 0),
F_S(WHOIS_SERVICE, 0, "is a Network Service", 0),
F_B(TARGET_LIMITING, 0, 1, 0),
F_B(OPER_XTRAOP, 0, 0, 0),
F_B(REMOTE_OPER, 0, 1, 0),
F_B(OPERMOTD, 0, 0, 0),
F_B(RULES, 0, 0, 0),
F_B(DISABLE_SHUNS, 0, 0, 0),
F_I(SHUNMAXUSERCOUNT, 0, 20, 0),
F_B(HIS_SHUN_REASON, 0, 1, 0),
F_B(HIS_GLINE_REASON, 0, 0, 0),
F_B(NOIDENT, 0, 0, 0),
F_B(EXTENDED_ACCOUNTS, 0, 1, 0),
F_B(LOGIN_ON_CONNECT, 0, 0, 0),
F_B(LOC_SENDHOST, 0, 0, 0),
F_B(LOC_SENDSSLFP, 0, 0, 0),
F_S(LOC_DEFAULT_SERVICE, 0, "AuthServ", 0),
F_I(LOC_TIMEOUT, 0, 3, 0),
F_B(STRICTUSERNAME, 0, 0, 0),
F_B(APASS_CANSEND, 0, 0, 0),
F_B(HOST_IN_TOPIC, 0, 1, 0),
F_B(HIS_STATS_s, 0, 1, 0),
F_B(SETHOST, 0, 1, 0),
F_B(FLEXIBLEKEYS, 0, 0, 0),
F_B(HIS_STATS_E, 0, 1, 0),
F_S(SASL_SERVER, 0, "*", 0),
F_I(LISTDELAY, 0, 0, 0),
F_B(ALLOW_OPLEVEL_CHANGE, 0, 0, 0),
F_B(NETWORK_REHASH, 0, 1, 0),
F_B(LIST_SHOWMODES_OPERONLY, 0, 0, 0),
F_S(LIST_PRIVATE_CHANNELS, FEAT_NULL, 0, 0),
F_I(MAXWATCHS, 0, 128, set_isupport_watchs),
F_B(HIS_STATS_Z, 0, 1, 0),
F_I(SASL_TIMEOUT, 0, 10, 0),
F_B(NOMULTITARGETS, 0, 0, 0),
F_B(HIS_IRCOPS, 0, 1, 0),
F_B(HIS_IRCOPS_SERVERS, 0, 1, 0),
F_B(SASL_SENDHOST, 0, 1, 0),
F_B(SASL_AUTOHIDEHOST, 0, 1, 0),
F_I(SNOMASK_DEFAULT, 0, SNO_DEFAULT, 0),
F_I(SNOMASK_OPERDEFAULT, 0, SNO_OPERDEFAULT, 0),
F_S(TPATH, FEAT_CASE | FEAT_MYOPER, "ircd.tune", 0),
F_B(CHMODE_m_NONICKCHANGE, 0, 1, 0 ),
F_B(CHMODE_r_NONICKCHANGE, 0, 1, 0 ),
F_B(SILENCE_CHANMSGS, 0, 1, 0 ),
F_B(CHANNEL_CREATE_IRCOPONLY, 0, 0, 0 ),
F_B(JOIN_ON_REMOVEDELAY, 0, 1, 0 ),
F_B(DERESTRICT_HIDECHANS, 0, 1, 0 ),
F_B(VALID_UTF8_CHANNELS_ONLY, 0, 1, 0 ),
/* Extended channel modes */
F_B(CHMODE_a, 0, 1, 0),
F_B(CHMODE_c, 0, 1, 0),
F_B(CHMODE_C, 0, 1, 0),
F_B(CHMODE_L, 0, 1, 0),
F_B(CHMODE_M, 0, 1, 0),
F_B(CHMODE_N, 0, 1, 0),
F_B(CHMODE_O, 0, 1, 0),
F_B(CHMODE_Q, 0, 1, 0),
F_B(CHMODE_S, 0, 1, 0),
F_B(CHMODE_T, 0, 1, 0),
F_B(CHMODE_Z, 0, 1, 0),
F_B(HALFOPS, FEAT_READ, 0, feature_notify_halfops),
F_B(EXCEPTS, FEAT_READ, 0, feature_notify_excepts),
F_I(MAXEXCEPTS, 0, 45, set_isupport_maxexcepts),
F_I(AVEXCEPTLEN, 0, 40, 0),
F_B(CHMODE_e_CHMODEEXCEPTION, 0, 0, 0),
F_B(HALFOP_DEHALFOP_SELF, 0, 0, 0),
F_B(CHMODE_Z_STRICT, 0, 1, 0),
F_I(MAX_BOUNCE, 0, 5, 0),
/* Extended bans */
F_B(EXTBANS, 0, 0, set_isupport_extbans),
F_I(EXTBAN_j_MAXDEPTH, 0, 1, 0),
F_I(EXTBAN_j_MAXPERCHAN, 0, 2, 0),
F_B(EXTBAN_a, 0, 1, set_isupport_extbans),
F_B(EXTBAN_c, 0, 1, set_isupport_extbans),
F_B(EXTBAN_j, 0, 1, set_isupport_extbans),
F_B(EXTBAN_n, 0, 1, set_isupport_extbans),
F_B(EXTBAN_q, 0, 1, set_isupport_extbans),
F_B(EXTBAN_r, 0, 1, set_isupport_extbans),
F_B(EXTBAN_m, 0, 1, set_isupport_extbans),
F_B(EXTBAN_M, 0, 1, set_isupport_extbans),
/* Some misc. Nefarious default paths */
F_S(OMPATH, FEAT_CASE | FEAT_MYOPER, "ircd.opermotd", motd_init),
F_S(EPATH, FEAT_CASE | FEAT_MYOPER, "ircd.rules", motd_init),
/* Host hiding FEAT_'s */
F_B(HIDDEN_HOST_QUIT, 0, 1, 0),
F_S(HIDDEN_HOST_SET_MESSAGE, 0, "Registered", 0),
F_S(HIDDEN_HOST_UNSET_MESSAGE, 0, "UnRegistered", 0),
F_B(ALLOWRMX, 0, 0, 0),
F_B(OPERHOST_HIDING, 0, 1, 0),
F_S(HIDDEN_OPERHOST, FEAT_CASE, "Staff.Nefarious", 0),
F_I(HOST_HIDING_STYLE, 0, 1, 0),
F_S(HOST_HIDING_PREFIX, 0, "Nefarious", 0),
F_S(HOST_HIDING_KEY1, 0, "aoAr1HnR6gl3sJ7hVz4Zb7x4YwpW", 0),
F_S(HOST_HIDING_KEY2, 0, "sdfjkLJKHlkjdkfjsdklfjlkjKLJ", 0),
F_S(HOST_HIDING_KEY3, 0, "KJklJSDFLkjLKDFJSLKjlKJFlkjS", 0),
F_A(HOST_HIDING_COMPONANTS, HOST_HIDING_COMPONENTS),
F_I(HOST_HIDING_COMPONENTS, 0, 1, 0),
/* CTCP VERSION FEAT_'s */
F_B(CTCP_VERSIONING, 0, 0, 0),
F_B(CTCP_VERSIONING_KILL, 0, 0, 0),
F_B(CTCP_VERSIONING_CHAN, 0, 0, 0),
F_S(CTCP_VERSIONING_CHANNAME, 0, "#opers", 0),
F_B(CTCP_VERSIONING_USEMSG, 0, 0, 0),
F_S(CTCP_VERSIONING_NOTICE, 0, "*** Checking your client version", 0),
F_S(CTCP_VERSIONING_NICK, FEAT_NULL, 0, 0),
/* GeoIP FEAT_'s */
F_B(GEOIP_ENABLE, 0, 0, feature_notify_geoip_enable),
F_S(MMDB_FILE, 0, "GeoLite2-Country.mmdb", feature_notify_geoip_mmdb_file),
F_S(GEOIP_FILE, 0, "GeoIP.dat", feature_notify_geoip_file),
F_S(GEOIP_IPV6_FILE, 0, "GeoIPv6.dat", feature_notify_geoip_ipv6_file),
/* SSL FEAT_'s */
F_S(SSL_CERTFILE, FEAT_CASE, "ircd.pem", 0),
F_S(SSL_KEYFILE, FEAT_CASE, "ircd.pem", 0),
F_S(SSL_CACERTFILE, FEAT_CASE | FEAT_NULL, 0, 0),
F_B(SSL_VERIFYCERT, 0, 0, 0),
F_B(SSL_NOSELFSIGNED, 0, 0, 0),
F_B(SSL_REQUIRECLIENTCERT, 0, 0, 0),
F_B(SSL_NOSSLV2, 0, 1, 0),
F_B(SSL_NOSSLV3, 0, 1, 0),
F_B(SSL_NOTLSV1, 0, 1, 0),
F_S(SSL_CIPHERS, FEAT_NULL, 0, 0),
/* ZLINE FEAT_'s */
F_B(DISABLE_ZLINES, 0, 0, 0),
F_B(HIS_ZLINE_REASON, 0, 0, 0),
F_I(ZLINEMAXUSERCOUNT, 0, 20, 0),
/* CAP FEAT_'s */
F_B(CAP_multi_prefix, 0, 1, 0),
F_B(CAP_userhost_in_names, 0, 1, 0),
F_B(CAP_extended_join, 0, 1, 0),
F_B(CAP_away_notify, 0, 1, 0),
F_B(CAP_account_notify, 0, 1, 0),
F_B(CAP_sasl, 0, 1, 0),
#ifdef USE_SSL
F_B(CAP_tls, 0, 1, 0),
#endif
F_B(UPING_ENABLE, FEAT_READ, 1, 0),
F_I(UPING_PORT, FEAT_READ, UDP_PORT, 0),
#undef F_S
#undef F_B
#undef F_I
#undef F_N
#undef F_A
{ FEAT_LAST_F, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }
};
/** Given a feature's identifier, look up the feature descriptor.
* @param[in] from Client looking up feature, or NULL.
* @param[in] feature Feature name to find.
* @return Pointer to a FeatureDesc, or NULL if none was found.
*/
static struct FeatureDesc *
feature_desc(struct Client* from, const char *feature)
{
int i;
assert(0 != feature);
for (i = 0; features[i].type; i++) { /* find appropriate descriptor */
if (!strcmp(feature, features[i].type)) {
switch (features[i].flags & FEAT_MASK) {
case FEAT_ALIAS:
Debug((DEBUG_NOTICE, "Deprecated feature \"%s\" referenced; replace "
"with %s", feature, features[features[i].def_int].type));
if (from) /* report a warning */
send_reply(from, SND_EXPLICIT | ERR_NOFEATURE,
"%s :Feature deprecated, use %s", feature,
features[features[i].def_int].type);
else
log_write(LS_CONFIG, L_WARNING, 0, "Feature \"%s\" deprecated, "
"use \"%s\"", feature, features[features[i].def_int].type);
return &features[features[i].def_int];
break;
default:
return &features[i];
break;
}
}
}
Debug((DEBUG_ERROR, "Unknown feature \"%s\"", feature));
if (from) /* report an error */
send_reply(from, ERR_NOFEATURE, feature);
else
log_write(LS_CONFIG, L_ERROR, 0, "Unknown feature \"%s\"", feature);
return 0; /* not found */
}
/** Given a feature vector string, set the value of a feature.
* @param[in] from Client trying to set the feature, or NULL.
* @param[in] fields Parameters to set, starting with feature name.
* @param[in] count Number of fields in \a fields.
* @return Zero (or, theoretically, CPTR_KILLED).
*/
int
feature_set(struct Client* from, const char* const* fields, int count)
{
int i, change = 0, tmp;
const char *t_str;
struct FeatureDesc *feat;
if (from && !HasPriv(from, PRIV_SET))
return send_reply(from, ERR_NOPRIVILEGES);
if (count < 1) {
if (from) /* report an error in the number of arguments */
need_more_params(from, "SET");
else
log_write(LS_CONFIG, L_ERROR, 0, "Not enough fields in F line");
} else if ((feat = feature_desc(from, fields[0]))) { /* find feature */
if (from && feat->flags & FEAT_READ)
return send_reply(from, ERR_NOFEATURE, fields[0]);
switch (feat->flags & FEAT_MASK) {
case FEAT_NONE:
if (feat->set && (i = (*feat->set)(from, fields + 1, count - 1))) {
change++; /* feature handler wants a change recorded */
if (i > 0) /* call the set callback and do marking */
feat->flags |= FEAT_MARK;
else /* i < 0 */
feat->flags &= ~FEAT_MARK;
break;
}
case FEAT_INT: /* an integer value */
tmp = feat->v_int; /* detect changes... */
if (count < 2) { /* reset value */
feat->v_int = feat->def_int;
feat->flags &= ~FEAT_MARK;
} else { /* ok, figure out the value and whether to mark it */
feat->v_int = strtoul(fields[1], 0, 0);
if (feat->v_int == feat->def_int)
feat->flags &= ~FEAT_MARK;
else
feat->flags |= FEAT_MARK;
}
if (feat->v_int != tmp) /* check for change */
change++;
break;
case FEAT_BOOL: /* it's a boolean value--true or false */
tmp = feat->v_int; /* detect changes... */
if (count < 2) { /* reset value */
feat->v_int = feat->def_int;
feat->flags &= ~FEAT_MARK;
} else { /* figure out the value and whether to mark it */
if (!ircd_strncmp(fields[1], "TRUE", strlen(fields[1])) ||
!ircd_strncmp(fields[1], "YES", strlen(fields[1])) ||
(strlen(fields[1]) >= 2 &&
!ircd_strncmp(fields[1], "ON", strlen(fields[1]))))
feat->v_int = 1;
else if (!ircd_strncmp(fields[1], "FALSE", strlen(fields[1])) ||
!ircd_strncmp(fields[1], "NO", strlen(fields[1])) ||
(strlen(fields[1]) >= 2 &&
!ircd_strncmp(fields[1], "OFF", strlen(fields[1]))))
feat->v_int = 0;
else if (from) /* report an error... */
return send_reply(from, ERR_BADFEATVALUE, fields[1], feat->type);
else {
log_write(LS_CONFIG, L_ERROR, 0, "Bad value \"%s\" for feature %s",
fields[1], feat->type);
return 0;
}
if (feat->v_int == feat->def_int) /* figure out whether to mark it */
feat->flags &= ~FEAT_MARK;
else
feat->flags |= FEAT_MARK;
}
if (feat->v_int != tmp) /* check for change */
change++;
break;
case FEAT_STR: /* it's a string value */
if (count < 2)
t_str = feat->def_str; /* changing to default */
else
t_str = *fields[1] ? fields[1] : 0;
if (!t_str && !(feat->flags & FEAT_NULL)) { /* NULL value permitted? */
if (from)
return send_reply(from, ERR_BADFEATVALUE, "NULL", feat->type);
else {
log_write(LS_CONFIG, L_ERROR, 0, "Bad value \"NULL\" for feature %s",
feat->type);
return 0;
}
}
if (t_str == feat->def_str ||
(t_str && feat->def_str &&
!(feat->flags & FEAT_CASE ? strcmp(t_str, feat->def_str) :
ircd_strcmp(t_str, feat->def_str)))) { /* resetting to default */
if (feat->v_str != feat->def_str) {
change++; /* change from previous value */
if (feat->v_str)
MyFree(feat->v_str); /* free old value */
}
feat->v_str = feat->def_str; /* very special... */
feat->flags &= ~FEAT_MARK;
} else if (!t_str) {
if (feat->v_str) {
change++; /* change from previous value */
if (feat->v_str != feat->def_str)
MyFree(feat->v_str); /* free old value */
}
feat->v_str = 0; /* set it to NULL */
feat->flags |= FEAT_MARK;
} else if (!feat->v_str ||
(feat->flags & FEAT_CASE ? strcmp(t_str, feat->v_str) :
ircd_strcmp(t_str, feat->v_str))) { /* new value */
change++; /* change from previous value */
if (feat->v_str && feat->v_str != feat->def_str)
MyFree(feat->v_str); /* free old value */
DupString(feat->v_str, t_str); /* store new value */
feat->flags |= FEAT_MARK;
} else /* they match, but don't match the default */
feat->flags |= FEAT_MARK;
break;
}
if (change && feat->notify) /* call change notify function */
(*feat->notify)();
if (from)
return feature_get(from, fields, count);
}
return 0;
}
/** Reset a feature to its default values.
* @param[in] from Client trying to reset the feature, or NULL.
* @param[in] fields Parameters to set, starting with feature name.
* @param[in] count Number of fields in \a fields.
* @return Zero (or, theoretically, CPTR_KILLED).
*/
int
feature_reset(struct Client* from, const char* const* fields, int count)
{
int i, change = 0;
struct FeatureDesc *feat;
assert(0 != from);
if (!HasPriv(from, PRIV_SET))
return send_reply(from, ERR_NOPRIVILEGES);
if (count < 1) /* check arguments */
need_more_params(from, "RESET");
else if ((feat = feature_desc(from, fields[0]))) { /* get descriptor */
if (from && feat->flags & FEAT_READ)
return send_reply(from, ERR_NOFEATURE, fields[0]);
switch (feat->flags & FEAT_MASK) {
case FEAT_NONE: /* None... */
if (feat->reset && (i = (*feat->reset)(from, fields + 1, count - 1))) {
change++; /* feature handler wants a change recorded */
if (i > 0) /* call reset callback and parse mark return */
feat->flags |= FEAT_MARK;
else /* i < 0 */
feat->flags &= ~FEAT_MARK;
}
break;
case FEAT_INT: /* Integer... */
case FEAT_BOOL: /* Boolean... */
if (feat->v_int != feat->def_int)
change++; /* change will be made */
feat->v_int = feat->def_int; /* set the default */
feat->flags &= ~FEAT_MARK; /* unmark it */
break;
case FEAT_STR: /* string! */
if (feat->v_str != feat->def_str) {
change++; /* change has been made */
if (feat->v_str)
MyFree(feat->v_str); /* free old value */
}
feat->v_str = feat->def_str; /* set it to default */
feat->flags &= ~FEAT_MARK; /* unmark it */
break;
}
if (change && feat->notify) /* call change notify function */
(*feat->notify)();
if (from)
return feature_get(from, fields, count);
}
return 0;
}
/** Gets the value of a specific feature and reports it to the user.
* @param[in] from Client trying to get the feature.
* @param[in] fields Parameters to set, starting with feature name.
* @param[in] count Number of fields in \a fields.
* @return Zero (or, theoretically, CPTR_KILLED).
*/
int
feature_get(struct Client* from, const char* const* fields, int count)
{
struct FeatureDesc *feat;
assert(0 != from);
if (count < 1) /* check parameters */
need_more_params(from, "GET");
else if ((feat = feature_desc(from, fields[0]))) {
if ((feat->flags & FEAT_NODISP) ||
(feat->flags & FEAT_MYOPER && !MyOper(from)) ||
(feat->flags & FEAT_OPER && !IsAnOper(from))) /* check privs */
return send_reply(from, ERR_NOPRIVILEGES);
switch (feat->flags & FEAT_MASK) {
case FEAT_NONE: /* none, call the callback... */
if (feat->get) /* if there's a callback, use it */
(*feat->get)(from, fields + 1, count - 1);
break;
case FEAT_INT: /* integer, report integer value */
send_reply(from, SND_EXPLICIT | RPL_FEATURE,
":Integer value of %s: %d", feat->type, feat->v_int);
break;
case FEAT_BOOL: /* boolean, report boolean value */
send_reply(from, SND_EXPLICIT | RPL_FEATURE,
":Boolean value of %s: %s", feat->type,
feat->v_int ? "TRUE" : "FALSE");
break;
case FEAT_STR: /* string, report string value */
if (feat->v_str) /* deal with null case */
send_reply(from, SND_EXPLICIT | RPL_FEATURE,
":String value of %s: %s", feat->type, feat->v_str);
else
send_reply(from, SND_EXPLICIT | RPL_FEATURE,
":String value for %s not set", feat->type);
break;
}
}
return 0;
}
/** Called before reading the .conf to clear all dirty marks. */
void
feature_unmark(void)
{
int i;
for (i = 0; features[i].type; i++) {
features[i].flags &= ~FEAT_MARK; /* clear the marks... */
if (features[i].unmark) /* call the unmark callback if necessary */
(*features[i].unmark)();
}
}
/** Called after reading the .conf to reset unmodified values to defaults. */
void
feature_mark(void)
{
int i, change;
for (i = 0; features[i].type; i++) {
change = 0;
switch (features[i].flags & FEAT_MASK) {
case FEAT_NONE:
if (features[i].mark &&
(*features[i].mark)(features[i].flags & FEAT_MARK ? 1 : 0))
change++; /* feature handler wants a change recorded */
break;
case FEAT_INT: /* Integers or Booleans... */
case FEAT_BOOL:
if (!(features[i].flags & FEAT_MARK)) { /* not changed? */
if (features[i].v_int != features[i].def_int)
change++; /* we're making a change */
features[i].v_int = features[i].def_int;
}
break;
case FEAT_STR: /* strings... */
if (!(features[i].flags & FEAT_MARK)) { /* not changed? */
if (features[i].v_str != features[i].def_str) {
change++; /* we're making a change */
if (features[i].v_str)
MyFree(features[i].v_str); /* free old value */
}
features[i].v_str = features[i].def_str;
}
break;
}
if (change && features[i].notify)
(*features[i].notify)(); /* call change notify function */
}
}
/** Initialize the features subsystem. */
void
feature_init(void)
{
int i;
for (i = 0; features[i].type; i++) {
switch (features[i].flags & FEAT_MASK) {
case FEAT_NONE: /* you're on your own */
break;
case FEAT_INT: /* Integers or Booleans... */
case FEAT_BOOL:
features[i].v_int = features[i].def_int;
break;
case FEAT_STR: /* Strings */
features[i].v_str = features[i].def_str;
assert(features[i].def_str || (features[i].flags & FEAT_NULL));
break;
}
}
cli_magic(&his) = CLIENT_MAGIC;
cli_status(&his) = STAT_SERVER;
feature_notify_servername();
feature_notify_serverinfo();
}
/** Report all F-lines to a user.
* @param[in] to Client requesting statistics.
* @param[in] sd Stats descriptor for request (ignored).
* @param[in] param Extra parameter from user (ignored).
*/
void
feature_report(struct Client* to, const struct StatDesc* sd, char* param)
{
char changed;
int report;
int i;
for (i = 0; features[i].type; i++) {
if ((features[i].flags & FEAT_NODISP) ||
(features[i].flags & FEAT_MYOPER && !MyOper(to)) ||
(features[i].flags & FEAT_OPER && !IsAnOper(to)))
continue; /* skip this one */
changed = (features[i].flags & FEAT_MARK) ? 'F' : 'f';
report = (features[i].flags & FEAT_MARK) || sd->sd_funcdata;
switch (features[i].flags & FEAT_MASK) {
case FEAT_NONE:
if (features[i].report) /* let the callback handle this */
(*features[i].report)(to, report);
break;
case FEAT_INT: /* Report an F-line with integer values */
if (report) /* it's been changed */
send_reply(to, SND_EXPLICIT | RPL_STATSFLINE, "%c %s %d",
changed, features[i].type, features[i].v_int);
break;
case FEAT_BOOL: /* Report an F-line with boolean values */
if (report) /* it's been changed */
send_reply(to, SND_EXPLICIT | RPL_STATSFLINE, "%c %s %s",
changed, features[i].type, features[i].v_int ? "TRUE" : "FALSE");
break;
case FEAT_STR: /* Report an F-line with string values */
if (report) { /* it's been changed */
if (features[i].v_str)
send_reply(to, SND_EXPLICIT | RPL_STATSFLINE, "%c %s %s",
changed, features[i].type, features[i].v_str);
else /* Actually, F:<type> would reset it; you want F:<type>: */
send_reply(to, SND_EXPLICIT | RPL_STATSFLINE, "%c %s",
changed, features[i].type);
}
break;
}
}
}
/** Return a feature's integer value.
* @param[in] feat &Feature identifier.
* @return Integer value of feature.
*/
int
feature_int(enum Feature feat)
{
assert(features[feat].feat == feat);
assert((features[feat].flags & FEAT_MASK) == FEAT_INT);
return features[feat].v_int;
}
/** Return a feature's boolean value.
* @param[in] feat &Feature identifier.
* @return Boolean value of feature.
*/
int
feature_bool(enum Feature feat)
{
assert(feat <= FEAT_LAST_F);
if (FEAT_LAST_F < feat)
return 0;
assert(features[feat].feat == feat);
assert((features[feat].flags & FEAT_MASK) == FEAT_BOOL);
return features[feat].v_int;
}
/** Return a feature's string value.
* @param[in] feat &Feature identifier.
* @return String value of feature.
*/
const char *
feature_str(enum Feature feat)
{
assert(features[feat].feat == feat);
assert((features[feat].flags & FEAT_MASK) == FEAT_STR);
return features[feat].v_str;
}
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