summary refs log tree commit diff stats
path: root/src/common/modes.c
blob: b84b2b84bc4c5230fa92799b60a5a0525af78900 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
36
href='#n377'>377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 586 587 588 589 590 591 592 593 594 595 596 597 598 599 600 601 602 603 604 605 606 607 608 609 610 611 612 613 614 615 616 617 618 619 620 621 622 623 624 625 626 627 628 629 630 631 632 633 634 635 636 637 638 639 640 641 642 643 644 645 646 647 648 649 650 651 652 653 654 655 656 657 658 659 660 661 662 663 664 665 666 667 668 669 670 671 672 673 674 675 676 677 678 679 680 681 682 683 684 685 686 687 688 689 690 691 692 693 694 695 696 697 698 699 700 701 702 703 704 705 706 707 708 709 710 711 712 713 714 715 716 717 718 719 720 721 722 723 724 725 726 727 728 729 730 731 732 733 734 735 736 737 738 739 740 741 742 743 744 745 746 747 748 749 750 751 752 753 754 755 756 757 758 759 760 761 762 763 764 765 766 767 768 769 770 771 772 773 774 775 776 777 778 779 780 781 782 783 784 785 786 787 788 789 790 791 792 793 794 795 796 797 798 799 800 801 802 803 804 805 806 807 808 809 810 811 812 813 814 815 816 817 818 819 820 821 822 823 824 825 826 827 828 829 830 831 832 833 834 835 836
/* X-Chat
 * Copyright (C) 1998 Peter Zelezny.
 *
 * 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 2 of the License, 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
 */

#include <string.h>
#include <stdlib.h>
#include <stdio.h>
#include <glib.h>
#include <glib/gprintf.h>

#include "hexchat.h"
#include "hexchatc.h"
#include "modes.h"
#include "server.h"
#include "text.h"
#include "fe.h"
#include "util.h"
#include "inbound.h"
#ifdef HAVE_STRINGS_H
#include <strings.h>
#endif

typedef struct
{
	server *serv;
	char *op;
	char *deop;
	char *voice;
	char *devoice;
} mode_run;

static int is_prefix_char (server * serv, char c);
static void record_chan_mode (session *sess, char sign, char mode, char *arg);
static char *mode_cat (char *str, char *addition);
static void handle_single_mode (mode_run *mr, char sign, char mode, char *nick, char *chan, char *arg, int quiet, int is_324);
static int mode_has_arg (server *serv, char sign, char mode);
static void mode_print_grouped (session *sess, char *nick, mode_run *mr);
static int mode_chanmode_type (server * serv, char mode);


/* word[] - list of nicks.
   wpos   - index into word[]. Where nicks really start.
   end    - index into word[]. Last entry plus one.
   sign   - a char, e.g. '+' or '-'
   mode   - a mode, e.g. 'o' or 'v'	*/
void
send_channel_modes (session *sess, char *tbuf, char *word[], int wpos,
						  int end, char sign, char mode, int modes_per_line)
{
	int usable_modes, orig_len, len, wlen, i, max;
	server *serv = sess->server;

	/* sanity check. IRC RFC says three per line. */
	if (serv->modes_per_line < 3)
		serv->modes_per_line = 3;
	if (modes_per_line < 1)
		modes_per_line = serv->modes_per_line;

	/* RFC max, minus length of "MODE %s " and "\r\n" and 1 +/- sign */
	/* 512 - 6 - 2 - 1 - strlen(chan) */
	max = 503 - strlen (sess->channel);

	while (wpos < end)
	{
		tbuf[0] = '\0';
		orig_len = len = 0;

		/* we'll need this many modechars too */
		len += modes_per_line;

		/* how many can we fit? */
		for (i = 0; i < modes_per_line; i++)
		{
			/* no more nicks left? */
			if (wpos + i >= end)
				break;
			wlen = strlen (word[wpos + i]) + 1;
			if (wlen + len > max)
				break;
			len += wlen; /* length of our whole string so far */
		}
		if (i < 1)
			return;
		usable_modes = i;	/* this is how many we'll send on this line */

		/* add the +/-modemodemodemode */
		len = orig_len;
		tbuf[len] = sign;
		len++;
		for (i = 0; i < usable_modes; i++)
		{
			tbuf[len] = mode;
			len++;
		}
		tbuf[len] = 0;	/* null terminate for the strcat() to work */

		/* add all the nicknames */
		for (i = 0; i < usable_modes; i++)
		{
			strcat (tbuf, " ");
			strcat (tbuf, word[wpos + i]);
		}
		serv->p_mode (serv, sess->channel, tbuf);

		wpos += usable_modes;
	}
}

/* does 'chan' have a valid prefix? e.g. # or & */

int
is_channel (server * serv, char *chan)
{
	if (strchr (serv->chantypes, chan[0]))
		return 1;
	return 0;
}

/* is the given char a valid nick mode char? e.g. @ or + */

static int
is_prefix_char (server * serv, char c)
{
	int pos = 0;
	char *np = serv->nick_prefixes;

	while (np[0])
	{
		if (np[0] == c)
			return pos;
		pos++;
		np++;
	}

	if (serv->bad_prefix)
	{
		if (strchr (serv->bad_nick_prefixes, c))
		/* valid prefix char, but mode unknown */
			return -2;
	}

	return -1;
}

/* returns '@' for ops etc... */

char
get_nick_prefix (server * serv, unsigned int access)
{
	int pos;
	char c;

	for (pos = 0; pos < USERACCESS_SIZE; pos++)
	{
		c = serv->nick_prefixes[pos];
		if (c == 0)
			break;
		if (access & (1 << pos))
			return c;
	}

	return 0;
}

/* returns the access bitfield for a nickname. E.g.
	@nick would return 000010 in binary
	%nick would return 000100 in binary
	+nick would return 001000 in binary */

unsigned int
nick_access (server * serv, char *nick, int *modechars)
{
	int i;
	unsigned int access = 0;
	char *orig = nick;

	while (*nick)
	{
		i = is_prefix_char (serv, *nick);
		if (i == -1)
			break;

		/* -2 == valid prefix char, but mode unknown */
		if (i != -2)
			access |= (1 << i);

		nick++;
	}

	*modechars = nick - orig;

	return access;
}

/* returns the access number for a particular mode. e.g.
	mode 'a' returns 0
	mode 'o' returns 1
	mode 'h' returns 2
	mode 'v' returns 3
	Also puts the nick-prefix-char in 'prefix' */

int
mode_access (server * serv, char mode, char *prefix)
{
	int pos = 0;

	while (serv->nick_modes[pos])
	{
		if (serv->nick_modes[pos] == mode)
		{
			*prefix = serv->nick_prefixes[pos];
			return pos;
		}
		pos++;
	}

	*prefix = 0;

	return -1;
}

static void
record_chan_mode (session *sess, char sign, char mode, char *arg)
{
	/* Somebody needed to acutally update sess->current_modes, needed to
		play nice with bouncers, and less mode calls. Also keeps modes up
		to date for scripts */
	server *serv = sess->server;
	GString *current = g_string_new(sess->current_modes);
	gint mode_pos = -1;
	gchar *current_char = current->str;
	gint modes_length;
	gint argument_num = 0;
	gint argument_offset = 0;
	gint argument_length = 0;
	int i = 0;
	gchar *arguments_start;

	/* find out if the mode currently exists */
	arguments_start = g_strstr_len(current->str	, -1, " ");
	if (arguments_start) {
		modes_length = arguments_start - current->str;
	}
	else {
		modes_length = current->len;
		/* set this to the end of the modes */
		arguments_start = current->str + current->len;
	}

	while (mode_pos == -1 && i < modes_length)
	{
		if (*current_char == mode)
		{
			mode_pos = i;
		}
		else
		{
			i++;
			current_char++;
		}
	}

	/* if the mode currently exists and has an arg, need to know where
	 * (including leading space) */
	if (mode_pos != -1 && mode_has_arg(serv, '+', mode))
	{
		current_char = current->str;

		i = 0;
		while (i <= mode_pos)
		{
			if (mode_has_arg(serv, '+', *current_char))
				argument_num++;
			current_char++;
			i++;
		}

		/* check through arguments for where to start */
		current_char = arguments_start;
		i = 0;
		while (i < argument_num && *current_char != '\0')
		{
			if (*current_char == ' ')
				i++;
			if (i != argument_num)
				current_char++;
		}
		argument_offset = current_char - current->str;

		/* how long the existing argument is for this key
		 * important for malloc and strncpy */
		if (i == argument_num)
		{
			argument_length++;
			current_char++;
			while (*current_char != '\0' && *current_char != ' ')
			{
				argument_length++;
				current_char++;
			}
		}
	}

	/* two cases, adding and removing a mode, handled differently */
	if (sign == '+')
	{
		if (mode_pos != -1)
		{
			/* if it already exists, only need to do something (change)
			 * if there should be a param */
			if (mode_has_arg(serv, sign, mode))
			{
				/* leave the old space there */
				current = g_string_erase(current, argument_offset+1, argument_length-1);
				current = g_string_insert(current, argument_offset+1, arg);

				free(sess->current_modes);
				sess->current_modes = g_string_free(current, FALSE);
			}
		}
		/* mode wasn't there before */
		else
		{
			/* insert the new mode character */
			current = g_string_insert_c(current, modes_length, mode);

			/* add the argument, with space if there is one */
			if (mode_has_arg(serv, sign, mode))
			{
				current = g_string_append_c(current, ' ');
				current = g_string_append(current, arg);
			}

			free(sess->current_modes);
			sess->current_modes = g_string_free(current, FALSE);
		}
	}
	else if (sign == '-' && mode_pos != -1)
	{
		/* remove the argument first if it has one*/
		if (mode_has_arg(serv, '+', mode))
			current = g_string_erase(current, argument_offset, argument_length);

		/* remove the mode character */
		current = g_string_erase(current, mode_pos, 1);

		free(sess->current_modes);
		sess->current_modes = g_string_free(current, FALSE);
	}
}

static char *
mode_cat (char *str, char *addition)
{
	int len;

	if (str)
	{
		len = strlen (str) + strlen (addition) + 2;
		str = realloc (str, len);
		strcat (str, " ");
		strcat (str, addition);
	} else
	{
		str = strdup (addition);
	}

	return str;
}

/* handle one mode, e.g.
   handle_single_mode (mr,'+','b',"elite","#warez","banneduser",) */

static void
handle_single_mode (mode_run *mr, char sign, char mode, char *nick,
						  char *chan, char *arg, int quiet, int is_324)
{
	session *sess;
	server *serv = mr->serv;
	char outbuf[4];

	outbuf[0] = sign;
	outbuf[1] = 0;
	outbuf[2] = mode;
	outbuf[3] = 0;

	sess = find_channel (serv, chan);
	if (!sess || !is_channel (serv, chan))
	{
		/* got modes for a chan we're not in! probably nickmode +isw etc */
		sess = serv->front_session;
		goto genmode;
	}

	/* is this a nick mode? */
	if (strchr (serv->nick_modes, mode))
	{
		/* update the user in the userlist */
		userlist_update_mode (sess, /*nickname */ arg, mode, sign);
	} else
	{
		if (!is_324 && !sess->ignore_mode && mode_chanmode_type(serv, mode) >= 1)
			record_chan_mode (sess, sign, mode, arg);
	}

	switch (sign)
	{
	case '+':
		switch (mode)
		{
		case 'k':
			safe_strcpy (sess->channelkey, arg, sizeof (sess->channelkey));
			fe_update_channel_key (sess);
			fe_update_mode_buttons (sess, mode, sign);
			if (!quiet)
				EMIT_SIGNAL (XP_TE_CHANSETKEY, sess, nick, arg, NULL, NULL, 0);
			return;
		case 'l':
			sess->limit = atoi (arg);
			fe_update_channel_limit (sess);
			fe_update_mode_buttons (sess, mode, sign);
			if (!quiet)
				EMIT_SIGNAL (XP_TE_CHANSETLIMIT, sess, nick, arg, NULL, NULL, 0);
			return;
		case 'o':
			if (!quiet)
				mr->op = mode_cat (mr->op, arg);
			return;
		case 'h':
			if (!quiet)
				EMIT_SIGNAL (XP_TE_CHANHOP, sess, nick, arg, NULL, NULL, 0);
			return;
		case 'v':
			if (!quiet)
				mr->voice = mode_cat (mr->voice, arg);
			return;
		case 'b':
			if (!quiet)
				EMIT_SIGNAL (XP_TE_CHANBAN, sess, nick, arg, NULL, NULL, 0);
			return;
		case 'e':
			if (!quiet)
				EMIT_SIGNAL (XP_TE_CHANEXEMPT, sess, nick, arg, NULL, NULL, 0);
			return;
		case 'I':
			if (!quiet)
				EMIT_SIGNAL (XP_TE_CHANINVITE, sess, nick, arg, NULL, NULL, 0);
			return;
		}
		break;
	case '-':
		switch (mode)
		{
		case 'k':
			sess->channelkey[0] = 0;
			fe_update_channel_key (sess);
			fe_update_mode_buttons (sess, mode, sign);
			if (!quiet)
				EMIT_SIGNAL (XP_TE_CHANRMKEY, sess, nick, NULL, NULL, NULL, 0);
			return;
		case 'l':
			sess->limit = 0;
			fe_update_channel_limit (sess);
			fe_update_mode_buttons (sess, mode, sign);
			if (!quiet)
				EMIT_SIGNAL (XP_TE_CHANRMLIMIT, sess, nick, NULL, NULL, NULL, 0);
			return;
		case 'o':
			if (!quiet)
				mr->deop = mode_cat (mr->deop, arg);
			return;
		case 'h':
			if (!quiet)
				EMIT_SIGNAL (XP_TE_CHANDEHOP, sess, nick, arg, NULL, NULL, 0);
			return;
		case 'v':
			if (!quiet)
				mr->devoice = mode_cat (mr->devoice, arg);
			return;
		case 'b':
			if (!quiet)
				EMIT_SIGNAL (XP_TE_CHANUNBAN, sess, nick, arg, NULL, NULL, 0);
			return;
		case 'e':
			if (!quiet)
				EMIT_SIGNAL (XP_TE_CHANRMEXEMPT, sess, nick, arg, NULL, NULL, 0);
			return;
		case 'I':
			if (!quiet)
				EMIT_SIGNAL (XP_TE_CHANRMINVITE, sess, nick, arg, NULL, NULL, 0);
			return;
		}
	}

	fe_update_mode_buttons (sess, mode, sign);

 genmode:
	/* Received umode +e. If we're waiting to send JOIN then send now! */
	if (mode == 'e' && sign == '+' && !serv->p_cmp (chan, serv->nick))
		inbound_identified (serv);

	if (!quiet)
	{
		if (*arg)
		{
			char *buf = malloc (strlen (chan) + strlen (arg) + 2);
			sprintf (buf, "%s %s", chan, arg);
			EMIT_SIGNAL (XP_TE_CHANMODEGEN, sess, nick, outbuf, outbuf + 2, buf, 0);
			free (buf);
		} else
			EMIT_SIGNAL (XP_TE_CHANMODEGEN, sess, nick, outbuf, outbuf + 2, chan, 0);
	}
}

/* does this mode have an arg? like +b +l +o */

static int
mode_has_arg (server * serv, char sign, char mode)
{
	int type;

	/* if it's a nickmode, it must have an arg */
	if (strchr (serv->nick_modes, mode))
		return 1;

	type = mode_chanmode_type (serv, mode);
	switch (type)
	{
	case 0:					  /* type A */
	case 1:					  /* type B */
		return 1;
	case 2:					  /* type C */
		if (sign == '+')
			return 1;
	case 3:					  /* type D */
		return 0;
	default:
		return 0;
	}

}

/* what type of chanmode is it? -1 for not in chanmode */
static int
mode_chanmode_type (server * serv, char mode)
{
	/* see what numeric 005 CHANMODES=xxx said */
	char *cm = serv->chanmodes;
	int type = 0;
	int found = 0;

	while (*cm && !found)
	{
		if (*cm == ',')
		{
			type++;
		} else if (*cm == mode)
		{
			found = 1;
		}
		cm++;
	}
	if (found)
		return type;
	/* not found? -1 */
	else
		return -1;
}

static void
mode_print_grouped (session *sess, char *nick, mode_run *mr)
{
	/* print all the grouped Op/Deops */
	if (mr->op)
	{
		EMIT_SIGNAL (XP_TE_CHANOP, sess, nick, mr->op, NULL, NULL, 0);
		free (mr->op);
		mr->op = NULL;
	}

	if (mr->deop)
	{
		EMIT_SIGNAL (XP_TE_CHANDEOP, sess, nick, mr->deop, NULL, NULL, 0);
		free (mr->deop);
		mr->deop = NULL;
	}

	if (mr->voice)
	{
		EMIT_SIGNAL (XP_TE_CHANVOICE, sess, nick, mr->voice, NULL, NULL, 0);
		free (mr->voice);
		mr->voice = NULL;
	}

	if (mr->devoice)
	{
		EMIT_SIGNAL (XP_TE_CHANDEVOICE, sess, nick, mr->devoice, NULL, NULL, 0);
		free (mr->devoice);
		mr->devoice = NULL;
	}
}


/* handle a MODE or numeric 324 from server */

void
handle_mode (server * serv, char *word[], char *word_eol[],
				 char *nick, int numeric_324)
{
	session *sess;
	char *chan;
	char *modes;
	char *argstr;
	char sign;
	int len;
	int arg;
	int i, num_args;
	int num_modes;
	int offset = 3;
	int all_modes_have_args = FALSE;
	int using_front_tab = FALSE;
	mode_run mr;

	mr.serv = serv;
	mr.op = mr.deop = mr.voice = mr.devoice = NULL;

	/* numeric 324 has everything 1 word later (as opposed to MODE) */
	if (numeric_324)
		offset++;

	chan = word[offset];
	modes = word[offset + 1];
	if (*modes == ':')
		modes++;

	if (*modes == 0)
		return;	/* beyondirc's blank modes */

	sess = find_channel (serv, chan);
	if (!sess)
	{
		sess = serv->front_session;
		using_front_tab = TRUE;
	}
	/* remove trailing space */
	len = strlen (word_eol[offset]) - 1;
	if (word_eol[offset][len] == ' ')
		word_eol[offset][len] = 0;

	if (prefs.hex_irc_raw_modes && !numeric_324)
		EMIT_SIGNAL (XP_TE_RAWMODES, sess, nick, word_eol[offset], 0, 0, 0);

	if (numeric_324 && !using_front_tab)
	{
		if (sess->current_modes)
			free (sess->current_modes);
		sess->current_modes = strdup (word_eol[offset+1]);
	}

	sign = *modes;
	modes++;
	arg = 1;

	/* count the number of arguments (e.g. after the -o+v) */
	num_args = 0;
	i = 1;
	while ((i + offset + 1) < PDIWORDS)
	{
		i++;
		if (!(*word[i + offset]))
			break;
		num_args++;
	}

	/* count the number of modes (without the -/+ chars */
	num_modes = 0;
	i = 0;
	while (i < strlen (modes))
	{
		if (modes[i] != '+' && modes[i] != '-')
			num_modes++;
		i++;
	}

	if (num_args == num_modes)
		all_modes_have_args = TRUE;

	while (*modes)
	{
		switch (*modes)
		{
		case '-':
		case '+':
			/* print all the grouped Op/Deops */
			mode_print_grouped (sess, nick, &mr);
			sign = *modes;
			break;
		default:
			argstr = "";
			if ((all_modes_have_args || mode_has_arg (serv, sign, *modes)) && arg < (num_args+1))
			{
				arg++;
				argstr = word[arg + offset];
			}
			handle_single_mode (&mr, sign, *modes, nick, chan,
									  argstr, numeric_324 || prefs.hex_irc_raw_modes,
									  numeric_324);
		}

		modes++;
	}

	/* update the title at the end, now that the mode update is internal now */
	if (!using_front_tab)
		fe_set_title (sess);

	/* print all the grouped Op/Deops */
	mode_print_grouped (sess, nick, &mr);
}

/* handle the 005 numeric */

void
inbound_005 (server * serv, char *word[])
{
	int w;
	char *pre;

	w = 4;							  /* start at the 4th word */
	while (w < PDIWORDS && *word[w])
	{
		if (strncmp (word[w], "MODES=", 6) == 0)
		{
			serv->modes_per_line = atoi (word[w] + 6);
		} else if (strncmp (word[w], "CHANTYPES=", 10) == 0)
		{
			free (serv->chantypes);
			serv->chantypes = strdup (word[w] + 10);
		} else if (strncmp (word[w], "CHANMODES=", 10) == 0)
		{
			free (serv->chanmodes);
			serv->chanmodes = strdup (word[w] + 10);
		} else if (strncmp (word[w], "PREFIX=", 7) == 0)
		{
			pre = strchr (word[w] + 7, ')');
			if (pre)
			{
				pre[0] = 0;			  /* NULL out the ')' */
				free (serv->nick_prefixes);
				free (serv->nick_modes);
				serv->nick_prefixes = strdup (pre + 1);
				serv->nick_modes = strdup (word[w] + 8);
			} else
			{
				/* bad! some ircds don't give us the modes. */
				/* in this case, we use it only to strip /NAMES */
				serv->bad_prefix = TRUE;
				if (serv->bad_nick_prefixes)
					free (serv->bad_nick_prefixes);
				serv->bad_nick_prefixes = strdup (word[w] + 7);
			}
		} else if (strncmp (word[w], "WATCH=", 6) == 0)
		{
			serv->supports_watch = TRUE;
		} else if (strncmp (word[w], "NETWORK=", 8) == 0)
		{
/*			if (serv->networkname)
				free (serv->networkname);
			serv->networkname = strdup (word[w] + 8);*/

			if (serv->server_session->type == SESS_SERVER)
			{
				safe_strcpy (serv->server_session->channel, word[w] + 8, CHANLEN);
				fe_set_channel (serv->server_session);
			}

			/* use /NICKSERV */
			if (g_ascii_strcasecmp (word[w] + 8, "RusNet") == 0)
				serv->nickservtype = 1;
			else if (g_ascii_strcasecmp (word[w] + 8, "UniBG") == 0)
				serv->nickservtype = 3;
			else if (g_ascii_strcasecmp (word[w] + 8, "QuakeNet") == 0)
				serv->nickservtype = 4;

		} else if (strncmp (word[w], "CASEMAPPING=", 12) == 0)
		{
			if (strcmp (word[w] + 12, "ascii") == 0)	/* bahamut */
				serv->p_cmp = (void *)g_ascii_strcasecmp;
		} else if (strncmp (word[w], "CHARSET=", 8) == 0)
		{
			if (g_ascii_strcasecmp (word[w] + 8, "UTF-8") == 0)
			{
				server_set_encoding (serv, "UTF-8");
			}
		} else if (strcmp (word[w], "NAMESX") == 0)
		{
									/* 12345678901234567 */
			tcp_send_len (serv, "PROTOCTL NAMESX\r\n", 17);
		} else if (strcmp (word[w], "WHOX") == 0)
		{
			serv->have_whox = TRUE;
		} else if (strcmp (word[w], "CAPAB") == 0)
		{
			serv->have_capab = TRUE;
									/* 12345678901234567890 */
			tcp_send_len (serv, "CAPAB IDENTIFY-MSG\r\n", 20);
			/* now wait for numeric 290 */	
		} else if (strcmp (word[w], "EXCEPTS") == 0)
		{
#ifndef WIN32
			serv->have_except = TRUE;
#endif
		} else if (strncmp (word[w], "ELIST=", 6) == 0)
		{
			/* supports LIST >< min/max user counts? */
			if (strchr (word[w] + 6, 'U') || strchr (word[w] + 6, 'u'))
				serv->use_listargs = TRUE;
		}

		w++;
	}
}