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root/svn/ircd-hybrid/trunk/src/user.c

Comparing ircd-hybrid/trunk/src/user.c (file contents):
Revision 4724 by michael, Tue Oct 7 18:44:35 2014 UTC vs.
Revision 6161 by michael, Thu Jun 18 10:55:29 2015 UTC

#	Line 1 | Line 1
1		/*
2		*  ircd-hybrid: an advanced, lightweight Internet Relay Chat Daemon (ircd)
3		*
4	<	*  Copyright (c) 1997-2014 ircd-hybrid development team
4	>	*  Copyright (c) 1997-2015 ircd-hybrid development team
5		*
6		*  This program is free software; you can redistribute it and/or modify
7		*  it under the terms of the GNU General Public License as published by
#	Line 19 | Line 19
19		*  USA
20		*/
21
22	<	/*! \file s_user.c
22	>	/*! \file user.c
23		* \brief User related functions.
24		* \version $Id$
25		*/
#	Line 31 | Line 31
31		#include "channel_mode.h"
32		#include "client.h"
33		#include "hash.h"
34	+	#include "id.h"
35		#include "irc_string.h"
36		#include "ircd.h"
37		#include "listener.h"
#	Line 49 | Line 50
50		#include "watch.h"
51
52		static char umode_buffer[IRCD_BUFSIZE];
52	–	static const char *uid_get(void);
53
54		/* Used for building up the isupport string,
55		* used with init_isupport, add_isupport, delete_isupport
#	Line 65 | Line 65 | struct Isupport
65		static dlink_list support_list;
66		static dlink_list support_list_lines;
67
68	<	/* memory is cheap. map 0-255 to equivalent mode */
69	<	const unsigned int user_modes[256] =
68	>	const struct user_modes *umode_map[256];
69	>	const struct user_modes  umode_tab[] =
70		{
71	<	/* 0x00 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0x0F */
72	<	/* 0x10 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0x1F */
73	<	/* 0x20 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0x2F */
74	<	/* 0x30 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0x3F */
75	<	0,                  /* @ */
76	<	0,                  /* A */
77	<	0,                  /* B */
78	<	0,                  /* C */
79	<	UMODE_DEAF,         /* D */
80	<	0,                  /* E */
81	<	UMODE_FARCONNECT,   /* F */
82	<	UMODE_SOFTCALLERID, /* G */
83	<	UMODE_HIDDEN,       /* H */
84	<	0,                  /* I */
85	<	0,                  /* J */
86	<	0,                  /* K */
87	<	0,                  /* L */
88	<	0,                  /* M */
89	<	0,                  /* N */
90	<	0,                  /* O */
91	<	0,                  /* P */
92	<	0,                  /* Q */
93	<	UMODE_REGONLY,      /* R */
94	<	UMODE_SSL,          /* S */
95	<	0,                  /* T */
96	<	0,                  /* U */
97	<	0,                  /* V */
98	<	UMODE_WEBIRC,       /* W */
99	<	0,                  /* X */
100	<	0,                  /* Y */
101	<	0,                  /* Z 0x5A */
102	<	0, 0, 0, 0, 0,      /* 0x5F   */
103	<	0,                  /* 0x60   */
104	<	UMODE_ADMIN,        /* a */
105	<	UMODE_BOTS,         /* b */
106	<	UMODE_CCONN,        /* c */
107	<	UMODE_DEBUG,        /* d */
108	<	UMODE_EXTERNAL,     /* e */
109	<	UMODE_FULL,         /* f */
110	<	UMODE_CALLERID,     /* g */
111	<	0,                  /* h */
112	<	UMODE_INVISIBLE,    /* i */
113	<	UMODE_REJ,          /* j */
114	<	UMODE_SKILL,        /* k */
115	<	UMODE_LOCOPS,       /* l */
116	<	0,                  /* m */
117	<	UMODE_NCHANGE,      /* n */
118	<	UMODE_OPER,         /* o */
119	<	UMODE_HIDECHANS,    /* p */
120	<	UMODE_HIDEIDLE,     /* q */
121	<	UMODE_REGISTERED,   /* r */
122	<	UMODE_SERVNOTICE,   /* s */
123	<	0,                  /* t */
124	<	UMODE_UNAUTH,       /* u */
125	<	0,                  /* v */
126	<	UMODE_WALLOP,       /* w */
127	<	UMODE_HIDDENHOST,   /* x */
128	<	UMODE_SPY,          /* y */
129	<	0,                  /* z      0x7A */
130	<	0,0,0,0,0,          /* 0x7B - 0x7F */
131	<
132	<	/* 0x80 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0x8F */
133	<	/* 0x90 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0x9F */
134	<	/* 0xA0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0xAF */
135	<	/* 0xB0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0xBF */
136	<	/* 0xC0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0xCF */
137	<	/* 0xD0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0xDF */
138	<	/* 0xE0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0xEF */
139	<	/* 0xF0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0  /* 0xFF */
71	>	{ 'D', UMODE_DEAF         },
72	>	{ 'F', UMODE_FARCONNECT   },
73	>	{ 'G', UMODE_SOFTCALLERID },
74	>	{ 'H', UMODE_HIDDEN       },
75	>	{ 'R', UMODE_REGONLY      },
76	>	{ 'S', UMODE_SSL          },
77	>	{ 'W', UMODE_WEBIRC       },
78	>	{ 'a', UMODE_ADMIN        },
79	>	{ 'b', UMODE_BOTS         },
80	>	{ 'c', UMODE_CCONN        },
81	>	{ 'd', UMODE_DEBUG        },
82	>	{ 'e', UMODE_EXTERNAL     },
83	>	{ 'f', UMODE_FULL         },
84	>	{ 'g', UMODE_CALLERID     },
85	>	{ 'i', UMODE_INVISIBLE    },
86	>	{ 'j', UMODE_REJ          },
87	>	{ 'k', UMODE_SKILL        },
88	>	{ 'l', UMODE_LOCOPS       },
89	>	{ 'n', UMODE_NCHANGE      },
90	>	{ 'o', UMODE_OPER         },
91	>	{ 'p', UMODE_HIDECHANS    },
92	>	{ 'q', UMODE_HIDEIDLE     },
93	>	{ 'r', UMODE_REGISTERED   },
94	>	{ 's', UMODE_SERVNOTICE   },
95	>	{ 'u', UMODE_UNAUTH       },
96	>	{ 'w', UMODE_WALLOP       },
97	>	{ 'x', UMODE_HIDDENHOST   },
98	>	{ 'y', UMODE_SPY          },
99	>	{ '\0', 0 }
100		};
101
102		void
103	<	assemble_umode_buffer(void)
103	>	user_usermodes_init(void)
104		{
145	–	unsigned int idx = 0;
105		char *umode_buffer_ptr = umode_buffer;
106
107	<	for (; idx < (sizeof(user_modes) / sizeof(user_modes[0])); ++idx)
108	<	if (user_modes[idx])
109	<	*umode_buffer_ptr++ = idx;
107	>	for (const struct user_modes *tab = umode_tab; tab->c; ++tab)
108	>	{
109	>	umode_map[tab->c] = tab;
110	>	*umode_buffer_ptr++ = tab->c;
111	>	}
112
113		*umode_buffer_ptr = '\0';
114		}
#	Line 210 | Line 171 | show_lusers(struct Client *source_p)
171		void
172		show_isupport(struct Client *source_p)
173		{
174	<	const dlink_node *ptr = NULL;
174	>	const dlink_node *node = NULL;
175
176	<	DLINK_FOREACH(ptr, support_list_lines.head)
177	<	sendto_one_numeric(source_p, &me, RPL_ISUPPORT, ptr->data);
176	>	DLINK_FOREACH(node, support_list_lines.head)
177	>	sendto_one_numeric(source_p, &me, RPL_ISUPPORT, node->data);
178		}
179
180
#	Line 232 | Line 193 | report_and_set_user_flags(struct Client
193		if (IsConfDoSpoofIp(conf))
194		sendto_one_notice(source_p, &me, ":*** Spoofing your IP. Congrats.");
195
196	<	/* If this user is in the exception class, Set it "E lined" */
196	>	/* If this user is in the exception class, set it "E lined" */
197		if (IsConfExemptKline(conf))
198		{
199		SetExemptKline(source_p);
200	<	sendto_one_notice(source_p, &me, ":*** You are exempt from K/D/G lines. Congrats.");
200	>	sendto_one_notice(source_p, &me, ":*** You are exempt from K/D lines. Congrats.");
201		}
202
203	<	/*
243	<	* The else here is to make sure that G line exempt users
244	<	* do not get noticed twice.
245	<	*/
246	<	else if (IsConfExemptGline(conf))
203	>	if (IsConfExemptXline(conf))
204		{
205	<	SetExemptGline(source_p);
206	<	sendto_one_notice(source_p, &me, ":*** You are exempt from G lines. Congrats.");
205	>	SetExemptXline(source_p);
206	>	sendto_one_notice(source_p, &me, ":*** You are exempt from X lines. Congrats.");
207		}
208
209		if (IsConfExemptResv(conf))
#	Line 281 | Line 238 | report_and_set_user_flags(struct Client
238		static void
239		introduce_client(struct Client *source_p)
240		{
241	<	dlink_node *ptr = NULL;
241	>	dlink_node *node = NULL;
242		char ubuf[IRCD_BUFSIZE] = "";
243
244		if (MyClient(source_p))
#	Line 297 | Line 254 | introduce_client(struct Client *source_p
254		ubuf[1] = '\0';
255		}
256
257	<	DLINK_FOREACH(ptr, local_server_list.head)
257	>	DLINK_FOREACH(node, local_server_list.head)
258		{
259	<	struct Client *server = ptr->data;
259	>	struct Client *server = node->data;
260
261		if (server == source_p->from)
262		continue;
263
264		if (IsCapable(server, CAP_SVS))
265	<	sendto_one(server, ":%s UID %s %d %lu %s %s %s %s %s %s :%s",
265	>	sendto_one(server, ":%s UID %s %u %lu %s %s %s %s %s %s :%s",
266		source_p->servptr->id,
267		source_p->name, source_p->hopcount+1,
268		(unsigned long)source_p->tsinfo,
269		ubuf, source_p->username, source_p->host,
270	<	(MyClient(source_p) && IsIPSpoof(source_p)) ?
271	<	"0" : source_p->sockhost, source_p->id,
315	<	source_p->svid,
270	>	source_p->sockhost, source_p->id,
271	>	source_p->account,
272		source_p->info);
273		else
274	<	sendto_one(server, ":%s UID %s %d %lu %s %s %s %s %s :%s",
274	>	sendto_one(server, ":%s UID %s %u %lu %s %s %s %s %s :%s",
275		source_p->servptr->id,
276		source_p->name, source_p->hopcount+1,
277		(unsigned long)source_p->tsinfo,
278		ubuf, source_p->username, source_p->host,
279	<	(MyClient(source_p) && IsIPSpoof(source_p)) ?
324	<	"0" : source_p->sockhost, source_p->id, source_p->info);
279	>	source_p->sockhost, source_p->id, source_p->info);
280
281		if (!EmptyString(source_p->certfp))
282		sendto_one(server, ":%s CERTFP %s", source_p->id, source_p->certfp);
#	Line 375 | Line 330 | static int
330		check_xline(struct Client *source_p)
331		{
332		struct MaskItem *conf = NULL;
333	<	const char *reason = NULL;
333	>
334	>	if (IsExemptXline(source_p))
335	>	return 0;
336
337		if ((conf = find_matching_name_conf(CONF_XLINE, source_p->info, NULL, NULL, 0)))
338		{
339		++conf->count;
383	–
384	–	if (conf->reason)
385	–	reason = conf->reason;
386	–	else
387	–	reason = CONF_NOREASON;
388	–
340		sendto_realops_flags(UMODE_REJ, L_ALL, SEND_NOTICE,
341		"X-line Rejecting [%s] [%s], user %s [%s]",
342	<	source_p->info, reason,
342	>	source_p->info, conf->reason,
343		get_client_name(source_p, HIDE_IP),
344		source_p->sockhost);
345
#	Line 413 | Line 364 | register_local_user(struct Client *sourc
364
365		assert(source_p == source_p->from);
366		assert(MyConnect(source_p));
367	+	assert(IsUnknown(source_p));
368		assert(!source_p->connection->registration);
369
418	–	ClearCap(source_p, CAP_TS6);
419	–
370		if (ConfigGeneral.ping_cookie)
371		{
372		if (!IsPingSent(source_p) && !source_p->connection->random_ping)
#	Line 511 | Line 461 | register_local_user(struct Client *sourc
461		* probably be just a percentage of the MAXCLIENTS...
462		*   -Taner
463		*/
464	<	if ((Count.local >= ConfigServerInfo.max_clients + MAX_BUFFER) ||
465	<	(Count.local >= ConfigServerInfo.max_clients && !IsExemptLimits(source_p)))
464	>	if ((Count.local >= GlobalSetOptions.maxclients + MAX_BUFFER) ||
465	>	(Count.local >= GlobalSetOptions.maxclients && !IsExemptLimits(source_p)))
466		{
467		sendto_realops_flags(UMODE_FULL, L_ALL, SEND_NOTICE,
468		"Too many clients, rejecting %s[%s].",
#	Line 547 | Line 497 | register_local_user(struct Client *sourc
497		sendto_realops_flags(UMODE_CCONN, L_ALL, SEND_NOTICE,
498		"Client connecting: %s (%s@%s) [%s] {%s} [%s] <%s>",
499		source_p->name, source_p->username, source_p->host,
500	<	ConfigGeneral.hide_spoof_ips && IsIPSpoof(source_p) ?
551	<	"255.255.255.255" : source_p->sockhost,
500	>	source_p->sockhost,
501		get_client_class(&source_p->connection->confs),
502		source_p->info, source_p->id);
503
#	Line 612 | Line 561 | register_remote_user(struct Client *sour
561		source_p->host, source_p->servptr->name,
562		target_p->name, target_p->from->name);
563		sendto_one(source_p->from,
564	<	":%s KILL %s :%s (NICK from wrong direction (%s != %s))",
564	>	":%s KILL %s :%s (UID from wrong direction (%s != %s))",
565		me.id, source_p->id, me.name, source_p->servptr->name,
566		target_p->from->name);
567
568		AddFlag(source_p, FLAGS_KILLED);
569	<	exit_client(source_p, "USER server wrong direction");
569	>	exit_client(source_p, "UID server wrong direction");
570		return;
571		}
572
#	Line 639 | Line 588 | register_remote_user(struct Client *sour
588
589		if (HasFlag(source_p->servptr, FLAGS_EOB))
590		sendto_realops_flags(UMODE_FARCONNECT, L_ALL, SEND_NOTICE,
591	<	"Client connecting at %s: %s (%s@%s) [%s] <%s>",
591	>	"Client connecting at %s: %s (%s@%s) [%s] [%s] <%s>",
592		source_p->servptr->name,
593		source_p->name, source_p->username, source_p->host,
594	<	source_p->info, source_p->id);
594	>	source_p->sockhost, source_p->info, source_p->id);
595
596		introduce_client(source_p);
597		}
#	Line 740 | Line 689 | valid_nickname(const char *nickname, con
689		{
690		const char *p = nickname;
691
692	<	assert(nickname && *nickname);
692	>	assert(p);
693
694		/*
695		* Nicks can't start with a digit or - or be 0 length.
#	Line 777 | Line 726 | send_umode(struct Client *client_p, stru
726		* Build a string in umode_buf to represent the change in the user's
727		* mode between the new (source_p->umodes) and 'old'.
728		*/
729	<	for (unsigned int i = 0; i < 128; ++i)
729	>	for (const struct user_modes *tab = umode_tab; tab->c; ++tab)
730		{
731	<	unsigned int flag = user_modes[i];
783	<
784	<	if (!flag)
785	<	continue;
786	<
787	<	if ((flag & old) && !HasUMode(source_p, flag))
731	>	if ((tab->flag & old) && !HasUMode(source_p, tab->flag))
732		{
733		if (what == MODE_DEL)
734	<	*m++ = (char)i;
734	>	*m++ = tab->c;
735		else
736		{
737		what = MODE_DEL;
738		*m++ = '-';
739	<	*m++ = (char)i;
739	>	*m++ = tab->c;
740		}
741		}
742	<	else if (!(flag & old) && HasUMode(source_p, flag))
742	>	else if (!(tab->flag & old) && HasUMode(source_p, tab->flag))
743		{
744		if (what == MODE_ADD)
745	<	*m++ = (char)i;
745	>	*m++ = tab->c;
746		else
747		{
748		what = MODE_ADD;
749		*m++ = '+';
750	<	*m++ = (char)i;
750	>	*m++ = tab->c;
751		}
752		}
753		}
#	Line 830 | Line 774 | send_umode_out(struct Client *source_p,
774		send_umode(MyClient(source_p) ? source_p : NULL, source_p, old, buf);
775
776		if (buf[0])
777	<	sendto_server(source_p, NOCAPS, NOCAPS, ":%s MODE %s :%s",
777	>	sendto_server(source_p, 0, 0, ":%s MODE %s :%s",
778		source_p->id, source_p->id, buf);
779		}
780
781		void
782		user_set_hostmask(struct Client *target_p, const char *hostname, const int what)
783		{
784	<	dlink_node *ptr = NULL;
784	>	dlink_node *node = NULL;
785
786		if (!strcmp(target_p->host, hostname))
787		return;
#	Line 846 | Line 790 | user_set_hostmask(struct Client *target_
790		{
791		case MODE_ADD:
792		AddUMode(target_p, UMODE_HIDDENHOST);
849	–	AddFlag(target_p, FLAGS_IP_SPOOFING);
793		break;
794		case MODE_DEL:
795		DelUMode(target_p, UMODE_HIDDENHOST);
853	–
854	–	if (!HasFlag(target_p, FLAGS_AUTH_SPOOF))
855	–	DelFlag(target_p, FLAGS_IP_SPOOFING);
796		break;
797		default: return;
798		}
#	Line 878 | Line 818 | user_set_hostmask(struct Client *target_
818		if (!ConfigGeneral.cycle_on_host_change)
819		return;
820
821	<	DLINK_FOREACH(ptr, target_p->channel.head)
821	>	DLINK_FOREACH(node, target_p->channel.head)
822		{
823		char modebuf[4], nickbuf[NICKLEN * 3 + 3] = "";
824		char *p = modebuf;
825		int len = 0;
826	<	const struct Membership *ms = ptr->data;
826	>	const struct Membership *member = node->data;
827
828	<	if (has_member_flags(ms, CHFL_CHANOP))
828	>	if (has_member_flags(member, CHFL_CHANOP))
829		{
830		*p++ = 'o';
831		len += snprintf(nickbuf + len, sizeof(nickbuf) - len, len ? " %s" : "%s", target_p->name);
832		}
833
834	<	if (has_member_flags(ms, CHFL_HALFOP))
834	>	if (has_member_flags(member, CHFL_HALFOP))
835		{
836		*p++ = 'h';
837		len += snprintf(nickbuf + len, sizeof(nickbuf) - len, len ? " %s" : "%s", target_p->name);
838		}
839
840	<	if (has_member_flags(ms, CHFL_VOICE))
840	>	if (has_member_flags(member, CHFL_VOICE))
841		{
842		*p++ = 'v';
843		len += snprintf(nickbuf + len, sizeof(nickbuf) - len, len ? " %s" : "%s", target_p->name);
#	Line 905 | Line 845 | user_set_hostmask(struct Client *target_
845
846		*p = '\0';
847
848	<	sendto_channel_local_butone(target_p, 0, 0, ms->chptr, ":%s!%s@%s JOIN :%s",
849	<	target_p->name, target_p->username, target_p->host,
850	<	ms->chptr->name);
848	>
849	>	sendto_channel_local_butone(target_p, CAP_EXTENDED_JOIN, 0, member->chptr, ":%s!%s@%s JOIN %s %s :%s",
850	>	target_p->name, target_p->username,
851	>	target_p->host, member->chptr->name,
852	>	(!IsDigit(target_p->account[0]) && target_p->account[0] != '*') ? target_p->account : "*",
853	>	target_p->info);
854	>	sendto_channel_local_butone(target_p, 0, CAP_EXTENDED_JOIN, member->chptr, ":%s!%s@%s JOIN :%s",
855	>	target_p->name, target_p->username,
856	>	target_p->host, member->chptr->name);
857	>
858		if (nickbuf[0])
859	<	sendto_channel_local_butone(target_p, 0, 0, ms->chptr, ":%s MODE %s +%s %s",
860	<	target_p->servptr->name, ms->chptr->name,
859	>	sendto_channel_local_butone(target_p, 0, 0, member->chptr, ":%s MODE %s +%s %s",
860	>	target_p->servptr->name, member->chptr->name,
861		modebuf, nickbuf);
862
863		}
#	Line 930 | Line 877 | void
877		oper_up(struct Client *source_p)
878		{
879		const unsigned int old = source_p->umodes;
880	<	const struct MaskItem *conf = source_p->connection->confs.head->data;
880	>	const struct MaskItem *const conf = source_p->connection->confs.head->data;
881
882		assert(source_p->connection->confs.head);
883
#	Line 955 | Line 902 | oper_up(struct Client *source_p)
902		if (HasOFlag(source_p, OPER_FLAG_ADMIN))
903		AddUMode(source_p, UMODE_ADMIN);
904
905	+	if (!EmptyString(conf->whois))
906	+	{
907	+	client_attach_svstag(source_p, RPL_WHOISOPERATOR, "+", conf->whois);
908	+	sendto_server(source_p, 0, 0, ":%s SVSTAG %s %lu %u + :%s",
909	+	me.id, source_p->id, (unsigned long)source_p->tsinfo,
910	+	RPL_WHOISOPERATOR, conf->whois);
911	+	}
912	+
913		sendto_realops_flags(UMODE_ALL, L_ALL, SEND_NOTICE, "%s is now an operator",
914		get_oper_name(source_p));
915	<	sendto_server(NULL, NOCAPS, NOCAPS, ":%s GLOBOPS :%s is now an operator",
915	>	sendto_server(NULL, 0, 0, ":%s GLOBOPS :%s is now an operator",
916		me.id, get_oper_name(source_p));
917		send_umode_out(source_p, old);
918		sendto_one_numeric(source_p, &me, RPL_YOUREOPER);
919		}
920
966	–	static char new_uid[TOTALSIDUID + 1];  /* Allow for \0 */
967	–
968	–	int
969	–	valid_sid(const char *sid)
970	–	{
971	–	if (strlen(sid) == IRC_MAXSID)
972	–	if (IsDigit(*sid))
973	–	if (IsAlNum(*(sid + 1)) && IsAlNum(*(sid + 2)))
974	–	return 1;
975	–
976	–	return 0;
977	–	}
978	–
979	–	/*
980	–	* init_uid()
981	–	*
982	–	* inputs       - NONE
983	–	* output       - NONE
984	–	* side effects - new_uid is filled in with server id portion (sid)
985	–	*                (first 3 bytes) or defaulted to 'A'.
986	–	*                Rest is filled in with 'A'
987	–	*/
988	–	void
989	–	init_uid(void)
990	–	{
991	–	memset(new_uid, 0, sizeof(new_uid));
992	–
993	–	if (!EmptyString(ConfigServerInfo.sid))
994	–	strlcpy(new_uid, ConfigServerInfo.sid, sizeof(new_uid));
995	–
996	–	for (unsigned int i = 0; i < IRC_MAXSID; ++i)
997	–	if (new_uid[i] == '\0')
998	–	new_uid[i] = 'A';
999	–
1000	–	/* NOTE: if IRC_MAXUID != 6, this will have to be rewritten */
1001	–	memcpy(new_uid + IRC_MAXSID, "AAAAA@", IRC_MAXUID);
1002	–	}
1003	–
1004	–	/*
1005	–	* add_one_to_uid
1006	–	*
1007	–	* inputs       - index number into new_uid
1008	–	* output       - NONE
1009	–	* side effects - new_uid is incremented by one
1010	–	*                note this is a recursive function
1011	–	*/
1012	–	static void
1013	–	add_one_to_uid(unsigned int i)
1014	–	{
1015	–	if (i != IRC_MAXSID)  /* Not reached server SID portion yet? */
1016	–	{
1017	–	if (new_uid[i] == 'Z')
1018	–	new_uid[i] = '0';
1019	–	else if (new_uid[i] == '9')
1020	–	{
1021	–	new_uid[i] = 'A';
1022	–	add_one_to_uid(i - 1);
1023	–	}
1024	–	else
1025	–	++new_uid[i];
1026	–	}
1027	–	else
1028	–	{
1029	–	/* NOTE: if IRC_MAXUID != 6, this will have to be rewritten */
1030	–	if (new_uid[i] == 'Z')
1031	–	memcpy(new_uid + IRC_MAXSID, "AAAAAA", IRC_MAXUID);
1032	–	else
1033	–	++new_uid[i];
1034	–	}
1035	–	}
1036	–
1037	–	/*
1038	–	* uid_get
1039	–	*
1040	–	* inputs       - struct Client *
1041	–	* output       - new UID is returned to caller
1042	–	* side effects - new_uid is incremented by one.
1043	–	*/
1044	–	static const char *
1045	–	uid_get(void)
1046	–	{
1047	–	add_one_to_uid(TOTALSIDUID - 1);  /* Index from 0 */
1048	–	return new_uid;
1049	–	}
1050	–
921		/*
922		* init_isupport()
923		*
#	Line 1065 | Line 935 | init_isupport(void)
935		add_isupport("MODES", NULL, MAXMODEPARAMS);
936		add_isupport("PREFIX", "(ohv)@%+", -1);
937		add_isupport("STATUSMSG", "@%+", -1);
938	<	add_isupport("EXCEPTS", "e", -1);
939	<	add_isupport("INVEX", "I", -1);
938	>	add_isupport("EXCEPTS", NULL, -1);
939	>	add_isupport("INVEX", NULL, -1);
940		}
941
942		/*
#	Line 1081 | Line 951 | init_isupport(void)
951		void
952		add_isupport(const char *name, const char *options, int n)
953		{
954	<	dlink_node *ptr;
954	>	dlink_node *node = NULL;
955		struct Isupport *support = NULL;
956
957	<	DLINK_FOREACH(ptr, support_list.head)
957	>	DLINK_FOREACH(node, support_list.head)
958		{
959	<	support = ptr->data;
959	>	support = node->data;
960		if (irccmp(support->name, name) == 0)
961		{
962		MyFree(support->name);
#	Line 1095 | Line 965 | add_isupport(const char *name, const cha
965		}
966		}
967
968	<	if (ptr == NULL)
968	>	if (node == NULL)
969		{
970		support = MyCalloc(sizeof(*support));
971		dlinkAddTail(support, &support->node, &support_list);
#	Line 1119 | Line 989 | add_isupport(const char *name, const cha
989		void
990		delete_isupport(const char *name)
991		{
992	<	dlink_node *ptr;
1123	<	struct Isupport *support;
992	>	dlink_node *node = NULL;
993
994	<	DLINK_FOREACH(ptr, support_list.head)
994	>	DLINK_FOREACH(node, support_list.head)
995		{
996	<	support = ptr->data;
996	>	struct Isupport *support = node->data;
997	>
998		if (irccmp(support->name, name) == 0)
999		{
1000	<	dlinkDelete(ptr, &support_list);
1000	>	dlinkDelete(node, &support_list);
1001		MyFree(support->name);
1002		MyFree(support->options);
1003		MyFree(support);
#	Line 1150 | Line 1020 | rebuild_isupport_message_line(void)
1020		{
1021		char isupportbuffer[IRCD_BUFSIZE];
1022		char *p = isupportbuffer;
1023	<	dlink_node *ptr = NULL, *ptr_next = NULL;
1023	>	dlink_node *node = NULL, *node_next = NULL;
1024		int n = 0;
1025		int tokens = 0;
1026		size_t len = 0;
1027		size_t reserve = strlen(me.name) + HOSTLEN + strlen(numeric_form(RPL_ISUPPORT));
1028
1029	<	DLINK_FOREACH_SAFE(ptr, ptr_next, support_list_lines.head)
1029	>	DLINK_FOREACH_SAFE(node, node_next, support_list_lines.head)
1030		{
1031	<	dlinkDelete(ptr, &support_list_lines);
1032	<	MyFree(ptr->data);
1033	<	free_dlink_node(ptr);
1031	>	dlinkDelete(node, &support_list_lines);
1032	>	MyFree(node->data);
1033	>	free_dlink_node(node);
1034		}
1035
1036	<	DLINK_FOREACH(ptr, support_list.head)
1036	>	DLINK_FOREACH(node, support_list.head)
1037		{
1038	<	struct Isupport *support = ptr->data;
1038	>	struct Isupport *support = node->data;
1039
1040		p += (n = sprintf(p, "%s", support->name));
1041		len += n;

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