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Comparing deliantra/server/socket/request.C (file contents):
Revision 1.36 by root, Thu Dec 14 04:30:33 2006 UTC vs.
Revision 1.67 by pippijn, Thu Mar 1 12:28:17 2007 UTC

1	/*	1	/*
2	CrossFire, A Multiplayer game for X-windows	2	* CrossFire, A Multiplayer game for X-windows
3		3	*
		4	* Copyright (C) 2005, 2006, 2007 Marc Lehmann & Crossfire+ Development Team
4	Copyright (C) 2001 Mark Wedel	5	* Copyright (C) 2001 Mark Wedel
5	Copyright (C) 1992 Frank Tore Johansen	6	* Copyright (C) 1992 Frank Tore Johansen
6		7	*
7	This program is free software; you can redistribute it and/or modify	8	* This program is free software; you can redistribute it and/or modify
8	it under the terms of the GNU General Public License as published by	9	* it under the terms of the GNU General Public License as published by
9	the Free Software Foundation; either version 2 of the License, or	10	* the Free Software Foundation; either version 2 of the License, or
10	(at your option) any later version.	11	* (at your option) any later version.
11		12	*
12	This program is distributed in the hope that it will be useful,	13	* This program is distributed in the hope that it will be useful,
13	but WITHOUT ANY WARRANTY; without even the implied warranty of	14	* but WITHOUT ANY WARRANTY; without even the implied warranty of
14	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	15	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15	GNU General Public License for more details.	16	* GNU General Public License for more details.
16		17	*
17	You should have received a copy of the GNU General Public License	18	* You should have received a copy of the GNU General Public License
18	along with this program; if not, write to the Free Software	19	* along with this program; if not, write to the Free Software
19	Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	20	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20		21	*
21	The author can be reached via e-mail to <crossfire@schmorp.de>	22	* The author can be reached via e-mail to <crossfire@schmorp.de>
22	*/	23	*/
23		24
24	/**	25	/**
25	* \file	26	* \file
26	* Client handling.	27	* Client handling.
27	*	28	*
…		…
35	* have the prototype of (char *data, int datalen, int client_num). This	36	* have the prototype of (char *data, int datalen, int client_num). This
36	* way, we can use one dispatch table.	37	* way, we can use one dispatch table.
37	*	38	*
38	* esrv_map_new starts updating the map	39	* esrv_map_new starts updating the map
39	*	40	*
40	* esrv_map_setbelow allows filling in all of the faces for the map.
41	* if a face has not already been sent to the client, it is sent now.
42	*
43	* mapcellchanged, compactlayer, compactstack, perform the map compressing
44	* operations
45	*
46	*/	41	*/
47		42
48	#include <global.h>	43	#include <global.h>
49	#include <sproto.h>	44	#include <sproto.h>
50		45
51	#include <newclient.h>
52	#include <newserver.h>
53	#include <living.h>	46	#include <living.h>
54	#include <commands.h>	47	#include <commands.h>
55		48
56	/* This block is basically taken from socket.c - I assume if it works there,	49	/* This block is basically taken from socket.c - I assume if it works there,
57	* it should work here.	50	* it should work here.
…		…
60	#include <sys/time.h>	53	#include <sys/time.h>
61	#include <sys/socket.h>	54	#include <sys/socket.h>
62	#include <netinet/in.h>	55	#include <netinet/in.h>
63	#include <netdb.h>	56	#include <netdb.h>
64		57
65	#ifdef HAVE_UNISTD_H
66	# include <unistd.h>	58	#include <unistd.h>
67	#endif
68
69	#ifdef HAVE_SYS_TIME_H
70	# include <sys/time.h>	59	#include <sys/time.h>
71	#endif
72		60
73	#include "sounds.h"	61	#include "sounds.h"
74		62
75	/**	63	/**
76	* This table translates the attack numbers as used within the	64	* This table translates the attack numbers as used within the
…		…
93	-1, /* life stealing */	81	-1, /* life stealing */
94	-1 /* Disease - not fully done yet */	82	-1 /* Disease - not fully done yet */
95	};	83	};
96		84
97	static void	85	static void
98	socket_map_scroll (client_socket * ns, int dx, int dy)	86	socket_map_scroll (client *ns, int dx, int dy)
99	{	87	{
100	struct Map newmap;	88	struct Map newmap;
101	int x, y, mx, my;	89	int x, y, mx, my;
102		90
103	{
104	packet sl;
105
106	sl.printf ("map_scroll %d %d", dx, dy);	91	ns->send_packet_printf ("map_scroll %d %d", dx, dy);
107	ns->send_packet (sl);
108	}
109		92
110	/* If we are using the Map1aCmd, we may in fact send	93	/* If we are using the Map1aCmd, we may in fact send
111	* head information that is outside the viewable map.	94	* head information that is outside the viewable map.
112	* So set the mx,my to the max value we want to	95	* So set the mx,my to the max value we want to
113	* look for. Removed code to do so - it caused extra	96	* look for. Removed code to do so - it caused extra
…		…
153	}	136	}
154		137
155	static void	138	static void
156	clear_map (player *pl)	139	clear_map (player *pl)
157	{	140	{
158	client_socket &socket = *pl->socket;
159
160	memset (&socket.lastmap, 0, sizeof (socket.lastmap));	141	memset (&pl->ns->lastmap, 0, sizeof (pl->ns->lastmap));
161		142
162	if (socket.newmapcmd == 1)	143	if (pl->ns->newmapcmd == 1)
163	socket.send_packet ("newmap");	144	pl->ns->send_packet ("newmap");
164		145
165	socket.update_look = 1;	146	pl->ns->floorbox_reset ();
166	socket.look_position = 0;
167	}	147	}
168		148
169	/** check for map change and send new map data */	149	/** check for map/region change and send new map data */
170	static void	150	static void
171	check_map_change (player *pl)	151	check_map_change (player *pl)
172	{	152	{
173	client_socket &socket = *pl->socket;	153	client &socket = *pl->ns;
174	object *ob = pl->ob;	154	object *ob = pl->ob;
175	char buf[MAX_BUF]; /* eauugggh */	155	char buf[MAX_BUF]; /* eauugggh */
176		156
177	if (socket.current_map != ob->map)	157	if (socket.current_map != ob->map)
178	{	158	{
…		…
194	flags |= 4;	174	flags |= 4;
195	if (ob->map->tile_path[3])	175	if (ob->map->tile_path[3])
196	flags |= 8;	176	flags |= 8;
197		177
198	snprintf (buf, MAX_BUF, "mapinfo - spatial %d %d %d %d %d %s",	178	snprintf (buf, MAX_BUF, "mapinfo - spatial %d %d %d %d %d %s",
199	flags, socket.mapx / 2 - ob->x, socket.mapy / 2 - ob->y, ob->map->width, ob->map->height, ob->map->path);	179	flags, socket.mapx / 2 - ob->x, socket.mapy / 2 - ob->y, ob->map->width, ob->map->height, &ob->map->path);
200	}	180	}
201	else	181	else
202	snprintf (buf, MAX_BUF, "mapinfo current");	182	snprintf (buf, MAX_BUF, "mapinfo current");
203		183
204	socket.send_packet (buf);	184	socket.send_packet (buf);
…		…
212	if (socket.buggy_mapscroll && (abs (dx) > 8 || abs (dy) > 8))	192	if (socket.buggy_mapscroll && (abs (dx) > 8 || abs (dy) > 8))
213	clear_map (pl); // current (<= 1.9.1) clients have unchecked buffer overflows	193	clear_map (pl); // current (<= 1.9.1) clients have unchecked buffer overflows
214	else	194	else
215	{	195	{
216	socket_map_scroll (&socket, ob->x - socket.current_x, ob->y - socket.current_y);	196	socket_map_scroll (&socket, ob->x - socket.current_x, ob->y - socket.current_y);
217	socket.update_look = 1;	197	socket.floorbox_reset ();
218	socket.look_position = 0;
219	}	198	}
220	}	199	}
221		200
222	socket.current_x = ob->x;	201	socket.current_x = ob->x;
223	socket.current_y = ob->y;	202	socket.current_y = ob->y;
		203
		204	region *reg = ob->region ();
		205	if (socket.current_region != reg)
		206	{
		207	socket.current_region = reg;
		208	socket.send_packet_printf ("drawinfo 0 You are now %s.\n(use whereami for more details)", &reg->longname);
		209	}
		210	}
		211
		212	/**
		213	* RequestInfo is sort of a meta command. There is some specific
		214	* request of information, but we call other functions to provide
		215	* that information.
		216	*/
		217	void
		218	RequestInfo (char *buf, int len, client * ns)
		219	{
		220	char *params = NULL, *cp;
		221
		222	/* No match */
		223	char bigbuf[MAX_BUF];
		224	int slen;
		225
		226	/* Set up replyinfo before we modify any of the buffers - this is used
		227	* if we don't find a match.
		228	*/
		229	strcpy (bigbuf, "replyinfo ");
		230	slen = strlen (bigbuf);
		231	safe_strcat (bigbuf, buf, &slen, MAX_BUF);
		232
		233	/* find the first space, make it null, and update the
		234	* params pointer.
		235	*/
		236	for (cp = buf; *cp != '\0'; cp++)
		237	if (*cp == ' ')
		238	{
		239	*cp = '\0';
		240	params = cp + 1;
		241	break;
		242	}
		243
		244	if (!strcmp (buf, "image_info"))
		245	send_image_info (ns, params);
		246	else if (!strcmp (buf, "image_sums"))
		247	send_image_sums (ns, params);
		248	else if (!strcmp (buf, "skill_info"))
		249	send_skill_info (ns, params);
		250	else if (!strcmp (buf, "spell_paths"))
		251	send_spell_paths (ns, params);
		252	else
		253	ns->send_packet (bigbuf, len);
224	}	254	}
225		255
226	void	256	void
227	ExtCmd (char *buf, int len, player *pl)	257	ExtCmd (char *buf, int len, player *pl)
228	{	258	{
229	INVOKE_PLAYER (EXTCMD, pl, ARG_DATA (buf, len));	259	INVOKE_PLAYER (EXTCMD, pl, ARG_DATA (buf, len));
		260	}
		261
		262	void
		263	ExtiCmd (char *buf, int len, client *ns)
		264	{
		265	INVOKE_CLIENT (EXTICMD, ns, ARG_DATA (buf, len));
230	}	266	}
231		267
232	void	268	void
233	MapInfoCmd (char *buf, int len, player *pl)	269	MapInfoCmd (char *buf, int len, player *pl)
234	{	270	{
…		…
249	buf += 8;	285	buf += 8;
250		286
251	// initial map and its origin	287	// initial map and its origin
252	maptile *map = pl->ob->map;	288	maptile *map = pl->ob->map;
253	sint16 dx, dy;	289	sint16 dx, dy;
254	int mapx = pl->socket->mapx / 2 - pl->ob->x;	290	int mapx = pl->ns->mapx / 2 - pl->ob->x;
255	int mapy = pl->socket->mapy / 2 - pl->ob->y;	291	int mapy = pl->ns->mapy / 2 - pl->ob->y;
256	int max_distance = 8; // limit maximum path length to something generous	292	int max_distance = 8; // limit maximum path length to something generous
257		293
258	while (*buf && map && max_distance)	294	while (*buf && map && max_distance)
259	{	295	{
260	int dir = *buf++;	296	int dir = *buf++;
261		297
262	switch (dir)	298	switch (dir)
263	{	299	{
264	case '1':	300	case '1':
265	dx = 0;	301	dx = 0;
266	dy = -1;	302	dy = -1;
267	map = get_map_from_coord (map, &dx, &dy);	303	map = map->xy_find (dx, dy);
268	map && (mapy -= map->height);	304	map && (mapy -= map->height);
269	break;	305	break;
270	case '2':	306	case '2':
271	mapx += map->width;	307	mapx += map->width;
272	dx = map->width;	308	dx = map->width;
273	dy = 0;	309	dy = 0;
274	map = get_map_from_coord (map, &dx, &dy);	310	map = map->xy_find (dx, dy);
275	break;	311	break;
276	case '3':	312	case '3':
277	mapy += map->height;	313	mapy += map->height;
278	dx = 0;	314	dx = 0;
279	dy = map->height;	315	dy = map->height;
280	map = get_map_from_coord (map, &dx, &dy);	316	map = map->xy_find (dx, dy);
281	break;	317	break;
282	case '4':	318	case '4':
283	dx = -1;	319	dx = -1;
284	dy = 0;	320	dy = 0;
285	map = get_map_from_coord (map, &dx, &dy);	321	map = map->xy_find (dx, dy);
286	map && (mapx -= map->width);	322	map && (mapx -= map->width);
287	break;	323	break;
288	}	324	}
289		325
290	--max_distance;	326	--max_distance;
291	}	327	}
292		328
…		…
303	if (map->tile_path[2])	339	if (map->tile_path[2])
304	flags |= 4;	340	flags |= 4;
305	if (map->tile_path[3])	341	if (map->tile_path[3])
306	flags |= 8;	342	flags |= 8;
307		343
308	snprintf (bigbuf, MAX_BUF, "mapinfo %s spatial %d %d %d %d %d %s", token, flags, mapx, mapy, map->width, map->height, map->path);	344	snprintf (bigbuf, MAX_BUF, "mapinfo %s spatial %d %d %d %d %d %s", token, flags, mapx, mapy, map->width, map->height, &map->path);
309	}	345	}
310	else	346	else
311	snprintf (bigbuf, MAX_BUF, "mapinfo %s nomap", token);	347	snprintf (bigbuf, MAX_BUF, "mapinfo %s nomap", token);
312	}	348	}
313	else	349	else
314	snprintf (bigbuf, MAX_BUF, "mapinfo %s unsupported", token);	350	snprintf (bigbuf, MAX_BUF, "mapinfo %s unsupported", token);
315		351
316	pl->socket->send_packet (bigbuf);	352	pl->ns->send_packet (bigbuf);
317	}	353	}
318		354
319	/** This is the Setup cmd - easy first implementation */	355	/** This is the Setup cmd - easy first implementation */
320	void	356	void
321	SetUp (char *buf, int len, client_socket * ns)	357	SetUp (char *buf, int len, client * ns)
322	{	358	{
323	int s, slen;	359	int s, slen;
324	char *cmd, *param, cmdback[HUGE_BUF];	360	char *cmd, *param, cmdback[HUGE_BUF];
325		361
326	/* run through the cmds of setup	362	/* run through the cmds of setup
…		…
368	{	404	{
369	ns->sound = atoi (param);	405	ns->sound = atoi (param);
370	safe_strcat (cmdback, param, &slen, HUGE_BUF);	406	safe_strcat (cmdback, param, &slen, HUGE_BUF);
371	}	407	}
372	else if (!strcmp (cmd, "exp64"))	408	else if (!strcmp (cmd, "exp64"))
373	{
374	ns->exp64 = atoi (param);
375	safe_strcat (cmdback, param, &slen, HUGE_BUF);	409	safe_strcat (cmdback, param, &slen, HUGE_BUF);
376	}
377	else if (!strcmp (cmd, "spellmon"))	410	else if (!strcmp (cmd, "spellmon"))
378	{	411	{
379	ns->monitor_spells = atoi (param);	412	ns->monitor_spells = atoi (param);
380	safe_strcat (cmdback, param, &slen, HUGE_BUF);	413	safe_strcat (cmdback, param, &slen, HUGE_BUF);
381	}	414	}
…		…
536	* This is what takes care of it. We tell the client how things worked out.	569	* This is what takes care of it. We tell the client how things worked out.
537	* I am not sure if this file is the best place for this function. however,	570	* I am not sure if this file is the best place for this function. however,
538	* it either has to be here or init_sockets needs to be exported.	571	* it either has to be here or init_sockets needs to be exported.
539	*/	572	*/
540	void	573	void
541	AddMeCmd (char *buf, int len, client_socket * ns)	574	AddMeCmd (char *buf, int len, client * ns)
542	{	575	{
543	Settings oldsettings;	576	INVOKE_CLIENT (ADDME, ns, ARG_DATA (buf, len));
544
545	oldsettings = settings;
546	if (ns->status != Ns_Add || add_player (ns))
547	ns->send_packet ("addme_failed");
548	else
549	ns->send_packet ("addme_success");
550
551	settings = oldsettings;
552	}	577	}
553		578
554	/** Reply to ExtendedInfos command */	579	/** Reply to ExtendedInfos command */
555	void	580	void
556	ToggleExtendedInfos (char *buf, int len, client_socket * ns)	581	ToggleExtendedInfos (char *buf, int len, client * ns)
557	{	582	{
558	char cmdback[MAX_BUF];	583	char cmdback[MAX_BUF];
559	char command[50];	584	char command[50];
560	int info, nextinfo;	585	int info, nextinfo;
561		586
…		…
612	#define MSG_TYPE_MONUMENT 5	637	#define MSG_TYPE_MONUMENT 5
613	#define MSG_TYPE_SCRIPTED_DIALOG 6*/	638	#define MSG_TYPE_SCRIPTED_DIALOG 6*/
614		639
615	/** Reply to ExtendedInfos command */	640	/** Reply to ExtendedInfos command */
616	void	641	void
617	ToggleExtendedText (char *buf, int len, client_socket * ns)	642	ToggleExtendedText (char *buf, int len, client * ns)
618	{	643	{
619	char cmdback[MAX_BUF];	644	char cmdback[MAX_BUF];
620	char temp[10];	645	char temp[10];
621	char command[50];	646	char command[50];
622	int info, nextinfo, i, flag;	647	int info, nextinfo, i, flag;
…		…
673	* a piece of data from us that we know the client wants. So	698	* a piece of data from us that we know the client wants. So
674	* if we know the client wants it, might as well push it to the	699	* if we know the client wants it, might as well push it to the
675	* client.	700	* client.
676	*/	701	*/
677	static void	702	static void
678	SendSmooth (client_socket * ns, uint16 face)	703	SendSmooth (client *ns, uint16 face)
679	{	704	{
680	uint16 smoothface;	705	uint16 smoothface;
681		706
682	/* If we can't find a face, return and set it so we won't try to send this	707	/* If we can't find a face, return and set it so we won't try to send this
683	* again.	708	* again.
…		…
693	if (!(ns->faces_sent[smoothface] & NS_FACESENT_FACE))	718	if (!(ns->faces_sent[smoothface] & NS_FACESENT_FACE))
694	esrv_send_face (ns, smoothface, 0);	719	esrv_send_face (ns, smoothface, 0);
695		720
696	ns->faces_sent[face] |= NS_FACESENT_SMOOTH;	721	ns->faces_sent[face] |= NS_FACESENT_SMOOTH;
697		722
698	packet sl;	723	packet sl ("smooth");
699		724
700	sl << "smooth "
701	<< uint16 (face)	725	sl << uint16 (face)
702	<< uint16 (smoothface);	726	<< uint16 (smoothface);
703		727
704	Send_With_Handling (ns, &sl);	728	ns->send_packet (sl);
705	}	729	}
706		730
707	/**	731	/**
708	* Tells client the picture it has to use	732	* Tells client the picture it has to use
709	* to smooth a picture number given as argument.	733	* to smooth a picture number given as argument.
710	*/	734	*/
711	void	735	void
712	AskSmooth (char *buf, int len, client_socket * ns)	736	AskSmooth (char *buf, int len, client *ns)
713	{	737	{
714	uint16 facenbr;	738	SendSmooth (ns, atoi (buf));
715
716	facenbr = atoi (buf);
717	SendSmooth (ns, facenbr);
718	}	739	}
719		740
720	/**	741	/**
721	* This handles the general commands from the client (ie, north, fire, cast,	742	* This handles the general commands from the client (ie, north, fire, cast,
722	* etc.)	743	* etc.)
723	*/	744	*/
724	void	745	void
725	PlayerCmd (char *buf, int len, player *pl)	746	PlayerCmd (char *buf, int len, player *pl)
726	{	747	{
727
728	/* The following should never happen with a proper or honest client.
729	* Therefore, the error message doesn't have to be too clear - if
730	* someone is playing with a hacked/non working client, this gives them
731	* an idea of the problem, but they deserve what they get
732	*/
733	if (pl->state != ST_PLAYING)
734	{
735	new_draw_info_format (NDI_UNIQUE, 0, pl->ob, "You can not issue commands - state is not ST_PLAYING (%s)", buf);
736	return;
737	}
738	/* Check if there is a count. In theory, a zero count could also be	748	/* Check if there is a count. In theory, a zero count could also be
739	* sent, so check for that also.	749	* sent, so check for that also.
740	*/	750	*/
741	if (atoi (buf) || buf[0] == '0')	751	if (atoi (buf) || buf[0] == '0')
742	{	752	{
743	pl->count = atoi ((char *) buf);	753	pl->count = atoi ((char *) buf);
		754
744	buf = strchr (buf, ' '); /* advance beyond the numbers */	755	buf = strchr (buf, ' '); /* advance beyond the numbers */
745	if (!buf)	756	if (!buf)
746	{
747	#ifdef ESRV_DEBUG
748	LOG (llevDebug, "PlayerCmd: Got count but no command.\n");
749	#endif
750	return;	757	return;
751	}	758
752	buf++;	759	buf++;
753	}	760	}
754	/* This should not happen anymore. */	761
755	if (pl->ob->speed_left < -1.0)
756	{
757	LOG (llevError, "Player has negative time - shouldn't do command.\n");
758	}
759	/* In c_new.c */
760	execute_newserver_command (pl->ob, (char *) buf);	762	execute_newserver_command (pl->ob, (char *) buf);
		763
761	/* Perhaps something better should be done with a left over count.	764	/* Perhaps something better should be done with a left over count.
762	* Cleaning up the input should probably be done first - all actions	765	* Cleaning up the input should probably be done first - all actions
763	* for the command that issued the count should be done before any other	766	* for the command that issued the count should be done before any other
764	* commands.	767	* commands.
765	*/	768	*/
766
767	pl->count = 0;	769	pl->count = 0;
768
769	}	770	}
770		771
771		772
772	/**	773	/**
773	* This handles the general commands from the client (ie, north, fire, cast,	774	* This handles the general commands from the client (ie, north, fire, cast,
774	* etc.). It is a lot like PlayerCmd above, but is called with the	775	* etc.). It is a lot like PlayerCmd above, but is called with the
775	* 'ncom' method which gives more information back to the client so it	776	* 'ncom' method which gives more information back to the client so it
776	* can throttle.	777	* can throttle.
777	*/	778	*/
778	void	779	void
779	NewPlayerCmd (uint8 * buf, int len, player *pl)	780	NewPlayerCmd (char *buf, int len, player *pl)
780	{	781	{
781	int time, repeat;
782	char command[MAX_BUF];
783	int pktlen;
784
785	if (len < 7)	782	if (len <= 6)
786	{	783	{
787	LOG (llevDebug, "Corrupt ncom command <%s> not long enough - discarding\n", buf);	784	LOG (llevDebug, "Corrupt ncom command <%s> not long enough - discarding\n", buf);
788	return;	785	return;
789	}	786	}
790		787
791	pktlen = net_uint16 (buf);	788	uint16 cmdid = net_uint16 ((uint8 *)buf);
792	repeat = net_uint32 (buf + 2);	789	sint32 repeat = net_sint32 ((uint8 *)buf + 2);
793		790
794	/* -1 is special - no repeat, but don't update */	791	/* -1 is special - no repeat, but don't update */
795	if (repeat != -1)	792	if (repeat != -1)
796	pl->count = repeat;	793	pl->count = repeat;
797		794
798	if ((len - 4) >= MAX_BUF)	795	buf += 6; //len -= 6;
799	len = MAX_BUF - 5;
800		796
801	strncpy ((char *) command, (char *) buf + 6, len - 4);
802	command[len - 4] = '\0';
803
804	/* The following should never happen with a proper or honest client.
805	* Therefore, the error message doesn't have to be too clear - if
806	* someone is playing with a hacked/non working client, this gives them
807	* an idea of the problem, but they deserve what they get
808	*/
809	if (pl->state != ST_PLAYING)
810	{
811	new_draw_info_format (NDI_UNIQUE, 0, pl->ob, "You can not issue commands - state is not ST_PLAYING (%s)", buf);
812	return;
813	}
814
815	/* This should not happen anymore. */
816	if (pl->ob->speed_left < -1.0)
817	LOG (llevError, "Player has negative time - shouldn't do command.\n");
818
819	/* In c_new.c */
820	execute_newserver_command (pl->ob, (char *) command);	797	execute_newserver_command (pl->ob, buf);
		798
821	/* Perhaps something better should be done with a left over count.	799	/* Perhaps something better should be done with a left over count.
822	* Cleaning up the input should probably be done first - all actions	800	* Cleaning up the input should probably be done first - all actions
823	* for the command that issued the count should be done before any other	801	* for the command that issued the count should be done before any other
824	* commands.	802	* commands.
825	*/	803	*/
826	pl->count = 0;	804	pl->count = 0;
827		805
828	if (FABS (pl->ob->speed) < 0.001)	806	//TODO: schmorp thinks whatever this calculates, it makes no sense at all
		807	int time = fabs (pl->ob->speed) < 0.001
829	time = MAX_TIME * 100;	808	? time = MAX_TIME * 100
830	else
831	time = (int) (MAX_TIME / FABS (pl->ob->speed));	809	: time = (int) (MAX_TIME / fabs (pl->ob->speed));
832		810
833	/* Send confirmation of command execution now */	811	/* Send confirmation of command execution now */
834		812	packet sl ("comc");
835	packet sl;
836	sl << "comc " << uint16 (pktlen) << uint32 (time);	813	sl << uint16 (cmdid) << uint32 (time);
837	Send_With_Handling (pl->socket, &sl);	814	pl->ns->send_packet (sl);
838	}	815	}
839
840		816
841	/** This is a reply to a previous query. */	817	/** This is a reply to a previous query. */
842	void	818	void
843	ReplyCmd (char *buf, int len, player *pl)	819	ReplyCmd (char *buf, int len, client *ns)
844	{	820	{
		821	if (ns->state == ST_CUSTOM)
		822	{
		823	INVOKE_CLIENT (REPLY, ns, ARG_DATA (buf, len));
		824	return;
		825	}
		826
		827	if (!ns->pl)
		828	return; //TODO: depends on the exact reply we are after
		829	//TODO: but right now, we always have a ns->pl
		830
		831	player *pl = ns->pl;
		832
845	/* This is to synthesize how the data would be stored if it	833	/* This is to synthesize how the data would be stored if it
846	* was normally entered. A bit of a hack, and should be cleaned up	834	* was normally entered. A bit of a hack, and should be cleaned up
847	* once all the X11 code is removed from the server.	835	* once all the X11 code is removed from the server.
848	*	836	*
849	* We pass 13 to many of the functions because this way they	837	* We pass 13 to many of the functions because this way they
850	* think it was the carriage return that was entered, and the	838	* think it was the carriage return that was entered, and the
851	* function then does not try to do additional input.	839	* function then does not try to do additional input.
852	*/	840	*/
853	snprintf (pl->write_buf, sizeof (pl->write_buf), ":%s", buf);	841	snprintf (pl->write_buf, sizeof (pl->write_buf), ":%s", buf);
854		842
855	/* this avoids any hacking here */	843	/* this avoids any hacking here */
856		844
857	switch (pl->state)	845	switch (ns->state)
858	{	846	{
859	case ST_PLAYING:	847	case ST_PLAYING:
860	LOG (llevError, "Got reply message with ST_PLAYING input state\n");	848	LOG (llevError, "Got reply message with ST_PLAYING input state\n");
861	break;	849	break;
862		850
863	case ST_PLAY_AGAIN:
864	/* We can check this for return value (2==quit). Maybe we
865	* should, and do something appropriate?
866	*/
867	receive_play_again (pl->ob, buf[0]);
868	break;
869
870	case ST_ROLL_STAT:
871	key_roll_stat (pl->ob, buf[0]);
872	break;
873
874	case ST_CHANGE_CLASS:	851	case ST_CHANGE_CLASS:
875
876	key_change_class (pl->ob, buf[0]);	852	key_change_class (pl->ob, buf[0]);
877	break;	853	break;
878		854
879	case ST_CONFIRM_QUIT:
880	key_confirm_quit (pl->ob, buf[0]);
881	break;
882
883	case ST_CONFIGURE:
884	LOG (llevError, "In client input handling, but into configure state\n");
885	pl->state = ST_PLAYING;
886	break;
887
888	case ST_GET_NAME:
889	receive_player_name (pl->ob, 13);
890	break;
891
892	case ST_GET_PASSWORD:
893	case ST_CONFIRM_PASSWORD:
894	receive_player_password (pl->ob, 13);
895	break;
896
897	case ST_GET_PARTY_PASSWORD: /* Get password for party */	855	case ST_GET_PARTY_PASSWORD: /* Get password for party */
898	receive_party_password (pl->ob, 13);	856	receive_party_password (pl->ob, 13);
899	break;	857	break;
900		858
901	default:	859	default:
902	LOG (llevError, "Unknown input state: %d\n", pl->state);	860	LOG (llevError, "Unknown input state: %d\n", ns->state);
903	}	861	}
904	}	862	}
905		863
906	/**	864	/**
907	* Client tells its version. If there is a mismatch, we close the	865	* Client tells its version. If there is a mismatch, we close the
…		…
909	* something older than the server. If we assume the client will be	867	* something older than the server. If we assume the client will be
910	* backwards compatible, having it be a later version should not be a	868	* backwards compatible, having it be a later version should not be a
911	* problem.	869	* problem.
912	*/	870	*/
913	void	871	void
914	VersionCmd (char *buf, int len, client_socket * ns)	872	VersionCmd (char *buf, int len, client * ns)
915	{	873	{
916	char *cp;
917	char version_warning[256];
918
919	if (!buf)	874	if (!buf)
920	{	875	{
921	LOG (llevError, "CS: received corrupted version command\n");	876	LOG (llevError, "CS: received corrupted version command\n");
922	return;	877	return;
923	}	878	}
924		879
925	ns->cs_version = atoi (buf);	880	ns->cs_version = atoi (buf);
926	ns->sc_version = ns->cs_version;	881	ns->sc_version = ns->cs_version;
		882
		883	LOG (llevDebug, "connection from client <%s>\n", buf);
		884
		885
		886	//TODO: should log here just for statistics
		887
927	if (VERSION_CS != ns->cs_version)	888	//if (VERSION_CS != ns->cs_version)
928	{	889	// unchecked;
929	#ifdef ESRV_DEBUG	890
930	LOG (llevDebug, "CS: csversion mismatch (%d,%d)\n", VERSION_CS, ns->cs_version);
931	#endif
932	}
933	cp = strchr (buf + 1, ' ');	891	char *cp = strchr (buf + 1, ' ');
934	if (!cp)	892	if (!cp)
935	return;	893	return;
		894
936	ns->sc_version = atoi (cp);	895	ns->sc_version = atoi (cp);
		896
937	if (VERSION_SC != ns->sc_version)	897	//if (VERSION_SC != ns->sc_version)
938	{	898	// unchecked;
939	#ifdef ESRV_DEBUG	899
940	LOG (llevDebug, "CS: scversion mismatch (%d,%d)\n", VERSION_SC, ns->sc_version);
941	#endif
942	}
943	cp = strchr (cp + 1, ' ');	900	cp = strchr (cp + 1, ' ');
		901
944	if (cp)	902	if (cp)
945	{	903	{
946	LOG (llevDebug, "CS: connection from client of type <%s>, ip %s\n", cp, ns->host);	904	assign (ns->version, cp + 1);
947		905
948	snprintf (ns->client, sizeof (ns->client), "%s", cp + 1);
949
950	/* This is first implementation - i skip all beta DX clients with it
951	* Add later stuff here for other clients
952	*/
953
954	/* these are old dxclients */
955	/* Version 1024 added support for singular + plural name values -
956	* requiing this minimal value reduces complexity of that code, and it
957	* has been around for a long time.
958	*/
959	if (ns->sc_version < 1026)	906	if (ns->sc_version < 1026)
960	{	907	ns->send_packet_printf ("drawinfo %d %s", NDI_RED,
961	sprintf (version_warning, "drawinfo %d %s", NDI_RED,
962	"**** VERSION WARNING ****\n**** CLIENT IS TOO OLD!! UPDATE THE CLIENT!! ****");	908	"**** VERSION WARNING ****\n**** CLIENT IS TOO OLD!! UPDATE THE CLIENT!! ****");
963	ns->send_packet (version_warning);
964	}
965
966	}	909	}
967	}	910	}
968		911
969	/** sound related functions. */	912	/** sound related functions. */
970
971	void	913	void
972	SetSound (char *buf, int len, client_socket * ns)	914	SetSound (char *buf, int len, client * ns)
973	{	915	{
974	ns->sound = atoi (buf);	916	ns->sound = atoi (buf);
975	}	917	}
976		918
977	/** client wants the map resent */	919	/** client wants the map resent */
978
979	void	920	void
980	MapRedrawCmd (char *buf, int len, player *pl)	921	MapRedrawCmd (char *buf, int len, player *pl)
981	{	922	{
982
983	/* This function is currently disabled; just clearing the map state results in	923	/* This function is currently disabled; just clearing the map state results in
984	* display errors. It should clear the cache and send a newmap command.	924	* display errors. It should clear the cache and send a newmap command.
985	* Unfortunately this solution does not work because some client versions send	925	* Unfortunately this solution does not work because some client versions send
986	* a mapredraw command after receiving a newmap command.	926	* a mapredraw command after receiving a newmap command.
987	*/	927	*/
988	#if 0
989	/* Okay, this is MAJOR UGLY. but the only way I know how to
990	* clear the "cache"
991	*/
992	memset (&pl->socket->lastmap, 0, sizeof (struct Map));
993	draw_client_map (pl->ob);
994	#endif
995	}	928	}
996		929
997	/**	930	/**
998	* Moves an object (typically, container to inventory).	931	* Moves an object (typically, container to inventory).
999	* syntax is: move (to) (tag) (nrof)	932	* syntax is: move (to) (tag) (nrof)
…		…
1002	MoveCmd (char *buf, int len, player *pl)	935	MoveCmd (char *buf, int len, player *pl)
1003	{	936	{
1004	int vals[3], i;	937	int vals[3], i;
1005		938
1006	/* A little funky here. We only cycle for 2 records, because	939	/* A little funky here. We only cycle for 2 records, because
1007	* we obviously am not going to find a space after the third	940	* we obviously are not going to find a space after the third
1008	* record. Perhaps we should just replace this with a	941	* record. Perhaps we should just replace this with a
1009	* sscanf?	942	* sscanf?
1010	*/	943	*/
1011	for (i = 0; i < 2; i++)	944	for (i = 0; i < 2; i++)
1012	{	945	{
1013	vals[i] = atoi (buf);	946	vals[i] = atoi (buf);
		947
1014	if (!(buf = strchr (buf, ' ')))	948	if (!(buf = strchr (buf, ' ')))
1015	{	949	{
1016	LOG (llevError, "Incomplete move command: %s\n", buf);	950	LOG (llevError, "Incomplete move command: %s\n", buf);
1017	return;	951	return;
1018	}	952	}
		953
1019	buf++;	954	buf++;
1020	}	955	}
		956
1021	vals[2] = atoi (buf);	957	vals[2] = atoi (buf);
1022		958
1023	/* LOG(llevDebug,"Move item %d (nrof=%d) to %d.\n", vals[1], vals[2], vals[0]);*/	959	/* LOG(llevDebug,"Move item %d (nrof=%d) to %d.\n", vals[1], vals[2], vals[0]);*/
1024	esrv_move_object (pl->ob, vals[0], vals[1], vals[2]);	960	esrv_move_object (pl->ob, vals[0], vals[1], vals[2]);
1025	}	961	}
1026
1027
1028		962
1029	/******************************************************************************	963	/******************************************************************************
1030	*	964	*
1031	* Start of commands the server sends to the client.	965	* Start of commands the server sends to the client.
1032	*	966	*
…		…
1035	/**	969	/**
1036	* Asks the client to query the user. This way, the client knows	970	* Asks the client to query the user. This way, the client knows
1037	* it needs to send something back (vs just printing out a message)	971	* it needs to send something back (vs just printing out a message)
1038	*/	972	*/
1039	void	973	void
1040	send_query (client_socket * ns, uint8 flags, char *text)	974	send_query (client *ns, uint8 flags, char *text)
1041	{	975	{
1042	char buf[MAX_BUF];
1043
1044	sprintf (buf, "query %d %s", flags, text ? text : "");	976	ns->send_packet_printf ("query %d %s", flags, text ? text : "");
1045	ns->send_packet (buf);
1046	}	977	}
1047		978
1048	#define AddIfInt64(Old,New,Type) if (Old != New) {\	979	#define AddIfInt64(Old,New,Type) if (Old != New) {\
1049	Old = New; \	980	Old = New; \
1050	sl << uint8 (Type) << uint64 (New); \	981	sl << uint8 (Type) << uint64 (New); \
…		…
1080	esrv_update_stats (player *pl)	1011	esrv_update_stats (player *pl)
1081	{	1012	{
1082	char buf[MAX_BUF];	1013	char buf[MAX_BUF];
1083	uint16 flags;	1014	uint16 flags;
1084		1015
1085	packet sl;	1016	client *ns = pl->ns;
1086	sl << "stats ";	1017	if (!ns)
		1018	return;
1087		1019
1088	if (pl->ob != NULL)	1020	object *ob = pl->ob;
1089	{	1021	if (!ob)
		1022	return;
		1023
		1024	packet sl ("stats");
		1025
1090	AddIfShort (pl->last_stats.hp, pl->ob->stats.hp, CS_STAT_HP);	1026	AddIfShort (ns->last_stats.hp, ob->stats.hp, CS_STAT_HP);
1091	AddIfShort (pl->last_stats.maxhp, pl->ob->stats.maxhp, CS_STAT_MAXHP);	1027	AddIfShort (ns->last_stats.maxhp, ob->stats.maxhp, CS_STAT_MAXHP);
1092	AddIfShort (pl->last_stats.sp, pl->ob->stats.sp, CS_STAT_SP);	1028	AddIfShort (ns->last_stats.sp, ob->stats.sp, CS_STAT_SP);
1093	AddIfShort (pl->last_stats.maxsp, pl->ob->stats.maxsp, CS_STAT_MAXSP);	1029	AddIfShort (ns->last_stats.maxsp, ob->stats.maxsp, CS_STAT_MAXSP);
1094	AddIfShort (pl->last_stats.grace, pl->ob->stats.grace, CS_STAT_GRACE);	1030	AddIfShort (ns->last_stats.grace, ob->stats.grace, CS_STAT_GRACE);
1095	AddIfShort (pl->last_stats.maxgrace, pl->ob->stats.maxgrace, CS_STAT_MAXGRACE);	1031	AddIfShort (ns->last_stats.maxgrace, ob->stats.maxgrace, CS_STAT_MAXGRACE);
1096	AddIfShort (pl->last_stats.Str, pl->ob->stats.Str, CS_STAT_STR);	1032	AddIfShort (ns->last_stats.Str, ob->stats.Str, CS_STAT_STR);
1097	AddIfShort (pl->last_stats.Int, pl->ob->stats.Int, CS_STAT_INT);
1098	AddIfShort (pl->last_stats.Pow, pl->ob->stats.Pow, CS_STAT_POW);
1099	AddIfShort (pl->last_stats.Wis, pl->ob->stats.Wis, CS_STAT_WIS);
1100	AddIfShort (pl->last_stats.Dex, pl->ob->stats.Dex, CS_STAT_DEX);	1033	AddIfShort (ns->last_stats.Dex, ob->stats.Dex, CS_STAT_DEX);
1101	AddIfShort (pl->last_stats.Con, pl->ob->stats.Con, CS_STAT_CON);	1034	AddIfShort (ns->last_stats.Con, ob->stats.Con, CS_STAT_CON);
		1035	AddIfShort (ns->last_stats.Int, ob->stats.Int, CS_STAT_INT);
		1036	AddIfShort (ns->last_stats.Wis, ob->stats.Wis, CS_STAT_WIS);
		1037	AddIfShort (ns->last_stats.Pow, ob->stats.Pow, CS_STAT_POW);
1102	AddIfShort (pl->last_stats.Cha, pl->ob->stats.Cha, CS_STAT_CHA);	1038	AddIfShort (ns->last_stats.Cha, ob->stats.Cha, CS_STAT_CHA);
1103	}
1104		1039
1105	if (pl->socket->exp64)
1106	{
1107	uint8 s;
1108
1109	for (s = 0; s < NUM_SKILLS; s++)	1040	for (int s = 0; s < NUM_SKILLS; s++)
1110	{	1041	if (object *skill = pl->last_skill_ob[s])
1111	if (pl->last_skill_ob[s] && pl->last_skill_exp[s] != pl->last_skill_ob[s]->stats.exp)	1042	if (skill->stats.exp != ns->last_skill_exp [s])
1112	{	1043	{
		1044	ns->last_skill_exp [s] = skill->stats.exp;
		1045
1113	/* Always send along the level if exp changes. This is only	1046	/* Always send along the level if exp changes. This is only
1114	* 1 extra byte, but keeps processing simpler.	1047	* 1 extra byte, but keeps processing simpler.
1115	*/	1048	*/
1116	sl << uint8 (s + CS_STAT_SKILLINFO)	1049	sl << uint8 (s + CS_STAT_SKILLINFO)
1117	<< uint8 (pl->last_skill_ob[s]->level)	1050	<< uint8 (skill->level)
1118	<< uint64 (pl->last_skill_ob[s]->stats.exp);	1051	<< uint64 (skill->stats.exp);
1119
1120	pl->last_skill_exp[s] = pl->last_skill_ob[s]->stats.exp;
1121	}	1052	}
1122	}
1123	}
1124		1053
1125	if (pl->socket->exp64)
1126	{ AddIfInt64 (pl->last_stats.exp, pl->ob->stats.exp, CS_STAT_EXP64) }	1054	AddIfInt64 (ns->last_stats.exp, ob->stats.exp, CS_STAT_EXP64);
1127	else
1128	{ AddIfInt (pl->last_stats.exp, (int) pl->ob->stats.exp, CS_STAT_EXP) }
1129
1130	AddIfShort (pl->last_level, (char) pl->ob->level, CS_STAT_LEVEL);	1055	AddIfShort (ns->last_level, ob->level, CS_STAT_LEVEL);
1131	AddIfShort (pl->last_stats.wc, pl->ob->stats.wc, CS_STAT_WC);	1056	AddIfShort (ns->last_stats.wc, ob->stats.wc, CS_STAT_WC);
1132	AddIfShort (pl->last_stats.ac, pl->ob->stats.ac, CS_STAT_AC);	1057	AddIfShort (ns->last_stats.ac, ob->stats.ac, CS_STAT_AC);
1133	AddIfShort (pl->last_stats.dam, pl->ob->stats.dam, CS_STAT_DAM);	1058	AddIfShort (ns->last_stats.dam, ob->stats.dam, CS_STAT_DAM);
1134	AddIfFloat (pl->last_speed, pl->ob->speed, CS_STAT_SPEED);	1059	AddIfFloat (ns->last_speed, ob->speed, CS_STAT_SPEED);
1135	AddIfShort (pl->last_stats.food, pl->ob->stats.food, CS_STAT_FOOD);	1060	AddIfShort (ns->last_stats.food, ob->stats.food, CS_STAT_FOOD);
1136	AddIfFloat (pl->last_weapon_sp, pl->weapon_sp, CS_STAT_WEAP_SP);	1061	AddIfFloat (ns->last_weapon_sp, pl->weapon_sp, CS_STAT_WEAP_SP);
1137	AddIfInt (pl->last_weight_limit, (sint32) weight_limit[pl->ob->stats.Str], CS_STAT_WEIGHT_LIM);	1062	AddIfInt (ns->last_weight_limit, weight_limit[ob->stats.Str], CS_STAT_WEIGHT_LIM);
		1063
1138	flags = 0;	1064	flags = 0;
1139		1065
1140	if (pl->fire_on)	1066	if (pl->fire_on)
1141	flags |= SF_FIREON;	1067	flags |= SF_FIREON;
1142		1068
1143	if (pl->run_on)	1069	if (pl->run_on)
1144	flags |= SF_RUNON;	1070	flags |= SF_RUNON;
1145		1071
1146	AddIfShort (pl->last_flags, flags, CS_STAT_FLAGS);	1072	AddIfShort (ns->last_flags, flags, CS_STAT_FLAGS);
1147		1073
1148	if (pl->socket->sc_version < 1025)	1074	if (ns->sc_version < 1025)
1149	{ AddIfShort (pl->last_resist[ATNR_PHYSICAL], pl->ob->resist[ATNR_PHYSICAL], CS_STAT_ARMOUR) }	1075	{ AddIfShort (ns->last_resist[ATNR_PHYSICAL], ob->resist[ATNR_PHYSICAL], CS_STAT_ARMOUR) }
1150	else	1076	else
1151	{
1152	int i;
1153
1154	for (i = 0; i < NROFATTACKS; i++)	1077	for (int i = 0; i < NROFATTACKS; i++)
1155	{	1078	{
1156	/* Skip ones we won't send */	1079	/* Skip ones we won't send */
1157	if (atnr_cs_stat[i] == -1)	1080	if (atnr_cs_stat[i] == -1)
1158	continue;	1081	continue;
1159		1082
1160	AddIfShort (pl->last_resist[i], pl->ob->resist[i], (char) atnr_cs_stat[i]);	1083	AddIfShort (ns->last_resist[i], ob->resist[i], atnr_cs_stat[i]);
1161	}	1084	}
1162	}
1163		1085
1164	if (pl->socket->monitor_spells)	1086	if (pl->ns->monitor_spells)
1165	{	1087	{
1166	AddIfInt (pl->last_path_attuned, pl->ob->path_attuned, CS_STAT_SPELL_ATTUNE);	1088	AddIfInt (ns->last_path_attuned, ob->path_attuned, CS_STAT_SPELL_ATTUNE);
1167	AddIfInt (pl->last_path_repelled, pl->ob->path_repelled, CS_STAT_SPELL_REPEL);	1089	AddIfInt (ns->last_path_repelled, ob->path_repelled, CS_STAT_SPELL_REPEL);
1168	AddIfInt (pl->last_path_denied, pl->ob->path_denied, CS_STAT_SPELL_DENY);	1090	AddIfInt (ns->last_path_denied, ob->path_denied, CS_STAT_SPELL_DENY);
1169	}	1091	}
1170		1092
1171	rangetostring (pl->ob, buf); /* we want use the new fire & run system in new client */	1093	rangetostring (ob, buf); /* we want use the new fire & run system in new client */
1172	AddIfString (pl->socket->stats.range, buf, CS_STAT_RANGE);	1094	AddIfString (ns->stats.range, buf, CS_STAT_RANGE);
1173	set_title (pl->ob, buf);	1095	set_title (ob, buf);
1174	AddIfString (pl->socket->stats.title, buf, CS_STAT_TITLE);	1096	AddIfString (ns->stats.title, buf, CS_STAT_TITLE);
1175		1097
1176	/* Only send it away if we have some actual data */	1098	/* Only send it away if we have some actual data */
1177	if (sl.length () > 6)	1099	if (sl.length () > 6)
1178	Send_With_Handling (pl->socket, &sl);	1100	ns->send_packet (sl);
1179	}	1101	}
1180		1102
1181	/**	1103	/**
1182	* Tells the client that here is a player it should start using.	1104	* Tells the client that here is a player it should start using.
1183	*/	1105	*/
1184	void	1106	void
1185	esrv_new_player (player *pl, uint32 weight)	1107	esrv_new_player (player *pl, uint32 weight)
1186	{	1108	{
1187	pl->last_weight = weight;	1109	packet sl ("player");
1188
1189	packet sl;
1190	sl << "player ";
1191		1110
1192	sl << uint32 (pl->ob->count)	1111	sl << uint32 (pl->ob->count)
1193	<< uint32 (weight)	1112	<< uint32 (weight)
1194	<< uint32 (pl->ob->face->number)	1113	<< uint32 (pl->ob->face->number)
1195	<< data8 (pl->ob->name);	1114	<< data8 (pl->ob->name);
1196		1115
1197	Send_With_Handling (pl->socket, &sl);	1116	pl->ns->last_weight = weight;
		1117	pl->ns->send_packet (sl);
1198	SET_FLAG (pl->ob, FLAG_CLIENT_SENT);	1118	SET_FLAG (pl->ob, FLAG_CLIENT_SENT);
1199	}	1119	}
1200		1120
1201	/**	1121	/**
1202	* Need to send an animation sequence to the client.	1122	* Need to send an animation sequence to the client.
…		…
1204	* sent them the face yet (this can become quite costly in terms of	1124	* sent them the face yet (this can become quite costly in terms of
1205	* how much we are sending - on the other hand, this should only happen	1125	* how much we are sending - on the other hand, this should only happen
1206	* when the player logs in and picks stuff up.	1126	* when the player logs in and picks stuff up.
1207	*/	1127	*/
1208	void	1128	void
1209	esrv_send_animation (client_socket * ns, short anim_num)	1129	esrv_send_animation (client * ns, short anim_num)
1210	{	1130	{
1211	int i;
1212
1213	/* Do some checking on the anim_num we got. Note that the animations	1131	/* Do some checking on the anim_num we got. Note that the animations
1214	* are added in contigous order, so if the number is in the valid	1132	* are added in contigous order, so if the number is in the valid
1215	* range, it must be a valid animation.	1133	* range, it must be a valid animation.
1216	*/	1134	*/
1217	if (anim_num < 0 || anim_num > num_animations)	1135	if (anim_num < 0 || anim_num > num_animations)
1218	{	1136	{
1219	LOG (llevError, "esrv_send_anim (%d) out of bounds??\n", anim_num);	1137	LOG (llevError, "esrv_send_anim (%d) out of bounds??\n", anim_num);
1220	return;	1138	return;
1221	}	1139	}
1222		1140
1223	packet sl;	1141	packet sl ("anim");
1224		1142
1225	sl << "anim "
1226	<< uint16 (anim_num)	1143	sl << uint16 (anim_num)
1227	<< uint16 (0); /* flags - not used right now */	1144	<< uint16 (0); /* flags - not used right now */
1228		1145
1229	/* Build up the list of faces. Also, send any information (ie, the	1146	/* Build up the list of faces. Also, send any information (ie, the
1230	* the face itself) down to the client.	1147	* the face itself) down to the client.
1231	*/	1148	*/
1232	for (i = 0; i < animations[anim_num].num_animations; i++)	1149	for (int i = 0; i < animations[anim_num].num_animations; i++)
1233	{	1150	{
1234	if (!(ns->faces_sent[animations[anim_num].faces[i]] & NS_FACESENT_FACE))	1151	if (!(ns->faces_sent[animations[anim_num].faces[i]] & NS_FACESENT_FACE))
1235	esrv_send_face (ns, animations[anim_num].faces[i], 0);	1152	esrv_send_face (ns, animations[anim_num].faces[i], 0);
		1153
1236	sl << uint16 (animations[anim_num].faces[i]); /* flags - not used right now */	1154	sl << uint16 (animations[anim_num].faces[i]); /* flags - not used right now */
1237	}	1155	}
1238		1156
1239	Send_With_Handling (ns, &sl);	1157	ns->send_packet (sl);
1240		1158
1241	ns->anims_sent[anim_num] = 1;	1159	ns->anims_sent[anim_num] = 1;
1242	}	1160	}
1243		1161
1244		1162
1245	/******************************************************************************	1163	/******************************************************************************
1246	*	1164	*
1247	* Start of map related commands.	1165	* Start of map related commands.
1248	*	1166	*
1249	******************************************************************************/	1167	******************************************************************************/
1250
1251	/**
1252	* This adds face_num to a map cell at x,y. If the client doesn't have
1253	* the face yet, we will also send it.
1254	*/
1255	static void
1256	esrv_map_setbelow (client_socket * ns, int x, int y, short face_num, struct Map *newmap)
1257	{
1258	if (newmap->cells[x][y].count >= MAP_LAYERS)
1259	{
1260	LOG (llevError, "Too many faces in map cell %d %d\n", x, y);
1261	return;
1262	abort ();
1263	}
1264
1265	newmap->cells[x][y].faces[newmap->cells[x][y].count] = face_num;
1266	newmap->cells[x][y].count++;
1267
1268	if (!(ns->faces_sent[face_num] & NS_FACESENT_FACE))
1269	esrv_send_face (ns, face_num, 0);
1270	}
1271
1272	struct LayerCell
1273	{
1274	uint16 xy;
1275	short face;
1276	};
1277
1278	struct MapLayer
1279	{
1280	int count;
1281	struct LayerCell lcells[MAP_CLIENT_X * MAP_CLIENT_Y];
1282	};
1283
1284	/** Checkes if map cells have changed */
1285	static int
1286	mapcellchanged (client_socket * ns, int i, int j, struct Map *newmap)
1287	{
1288	int k;
1289
1290	if (ns->lastmap.cells[i][j].count != newmap->cells[i][j].count)
1291	return 1;
1292	for (k = 0; k < newmap->cells[i][j].count; k++)
1293	{
1294	if (ns->lastmap.cells[i][j].faces[k] != newmap->cells[i][j].faces[k])
1295	{
1296	return 1;
1297	}
1298	}
1299	return 0;
1300	}
1301
1302	/**
1303	* Basically, what this does is pack the data into layers.
1304	* cnum is the client number, cur is the the buffer we put all of
1305	* this data into. we return the end of the data. layers is
1306	* how many layers of data we should back.
1307	*/
1308	static uint8 *
1309	compactlayer (client_socket * ns, unsigned char *cur, int numlayers, struct Map *newmap)
1310	{
1311	int x, y, k;
1312	int face;
1313	unsigned char *fcur;
1314	struct MapLayer layers[MAP_LAYERS];
1315
1316	for (k = 0; k < MAP_LAYERS; k++)
1317	layers[k].count = 0;
1318	fcur = cur;
1319	for (x = 0; x < ns->mapx; x++)
1320	{
1321	for (y = 0; y < ns->mapy; y++)
1322	{
1323	if (!mapcellchanged (ns, x, y, newmap))
1324	continue;
1325	if (newmap->cells[x][y].count == 0)
1326	{
1327	*cur = x * ns->mapy + y; /* mark empty space */
1328	cur++;
1329	continue;
1330	}
1331	for (k = 0; k < newmap->cells[x][y].count; k++)
1332	{
1333	layers[k].lcells[layers[k].count].xy = x * ns->mapy + y;
1334	layers[k].lcells[layers[k].count].face = newmap->cells[x][y].faces[k];
1335	layers[k].count++;
1336	}
1337	}
1338	}
1339	/* If no data, return now. */
1340	if (fcur == cur && layers[0].count == 0)
1341	return cur;
1342	*cur = 255; /* mark end of explicitly cleared cells */
1343	cur++;
1344	/* First pack by layers. */
1345	for (k = 0; k < numlayers; k++)
1346	{
1347	if (layers[k].count == 0)
1348	break; /* once a layer is entirely empty, no layer below it can
1349	have anything in it either */
1350	/* Pack by entries in thie layer */
1351	for (x = 0; x < layers[k].count;)
1352	{
1353	fcur = cur;
1354	*cur = layers[k].lcells[x].face >> 8;
1355	cur++;
1356	*cur = layers[k].lcells[x].face & 0xFF;
1357	cur++;
1358	face = layers[k].lcells[x].face;
1359	/* Now, we back the redundant data into 1 byte xy pairings */
1360	for (y = x; y < layers[k].count; y++)
1361	{
1362	if (layers[k].lcells[y].face == face)
1363	{
1364	*cur = (uint8) layers[k].lcells[y].xy;
1365	cur++;
1366	layers[k].lcells[y].face = -1;
1367	}
1368	}
1369	*(cur - 1) = *(cur - 1) | 128; /* mark for end of xy's; 11*11 < 128 */
1370	/* forward over the now redundant data */
1371	while (x < layers[k].count && layers[k].lcells[x].face == -1)
1372	x++;
1373	}
1374	*fcur = *fcur | 128; /* mark for end of faces at this layer */
1375	}
1376	return cur;
1377	}
1378		1168
1379	/** Clears a map cell */	1169	/** Clears a map cell */
1380	static void	1170	static void
1381	map_clearcell (struct MapCell *cell, int face0, int face1, int face2, int count)	1171	map_clearcell (struct MapCell *cell, int face0, int face1, int face2, int count)
1382	{	1172	{
…		…
1393	#define MAX_LAYERS 3	1183	#define MAX_LAYERS 3
1394		1184
1395	/* Using a global really isn't a good approach, but saves the over head of	1185	/* Using a global really isn't a good approach, but saves the over head of
1396	* allocating and deallocating such a block of data each time run through,	1186	* allocating and deallocating such a block of data each time run through,
1397	* and saves the space of allocating this in the socket object when we only	1187	* and saves the space of allocating this in the socket object when we only
1398	* need it for this cycle. If the serve is ever threaded, this needs to be	1188	* need it for this cycle. If the server is ever threaded, this needs to be
1399	* re-examined.	1189	* re-examined.
1400	*/	1190	*/
1401
1402	static object *heads[MAX_HEAD_POS * MAX_HEAD_POS * MAX_LAYERS];	1191	static object *heads[MAX_HEAD_POS * MAX_HEAD_POS * MAX_LAYERS];
1403		1192
1404	/**	1193	/**
1405	* Returns true if any of the heads for this	1194	* Returns true if any of the heads for this
1406	* space is set. Returns false if all are blank - this is used	1195	* space is set. Returns false if all are blank - this is used
1407	* for empty space checking.	1196	* for empty space checking.
1408	*/	1197	*/
1409	static inline int	1198	static inline int
1410	have_head (int ax, int ay)	1199	have_head (int ax, int ay)
1411	{	1200	{
1412
1413	if (heads[(ay * MAX_HEAD_POS + ax) * MAX_LAYERS] ||	1201	if (heads[(ay * MAX_HEAD_POS + ax) * MAX_LAYERS] ||
1414	heads[(ay * MAX_HEAD_POS + ax) * MAX_LAYERS + 1] || heads[(ay * MAX_HEAD_POS + ax) * MAX_LAYERS + 2])	1202	heads[(ay * MAX_HEAD_POS + ax) * MAX_LAYERS + 1] || heads[(ay * MAX_HEAD_POS + ax) * MAX_LAYERS + 2])
1415	return 1;	1203	return 1;
		1204
1416	return 0;	1205	return 0;
1417	}	1206	}
1418		1207
1419	/**	1208	/**
1420	* check_head is a bit simplistic version of update_space below.	1209	* check_head is a bit simplistic version of update_space below.
1421	* basically, it only checks the that the head on space ax,ay at layer	1210	* basically, it only checks the that the head on space ax,ay at layer
1422	* needs to get sent - if so, it adds the data, sending the head	1211	* needs to get sent - if so, it adds the data, sending the head
1423	* if needed, and returning 1. If this no data needs to get	1212	* if needed, and returning 1. If this no data needs to get
1424	* sent, it returns zero.	1213	* sent, it returns zero.
1425	*/	1214	*/
1426	static int	1215	static int
1427	check_head (packet &sl, client_socket &ns, int ax, int ay, int layer)	1216	check_head (packet &sl, client &ns, int ax, int ay, int layer)
1428	{	1217	{
1429	short face_num;	1218	short face_num;
1430		1219
1431	if (heads[(ay * MAX_HEAD_POS + ax) * MAX_LAYERS + layer])	1220	if (heads[(ay * MAX_HEAD_POS + ax) * MAX_LAYERS + layer])
1432	face_num = heads[(ay * MAX_HEAD_POS + ax) * MAX_LAYERS + layer]->face->number;	1221	face_num = heads[(ay * MAX_HEAD_POS + ax) * MAX_LAYERS + layer]->face->number;
…		…
1464	* numbers the spaces differently - I think this was a leftover from	1253	* numbers the spaces differently - I think this was a leftover from
1465	* the map command, where the faces stack up. Sinces that is no longer	1254	* the map command, where the faces stack up. Sinces that is no longer
1466	* the case, it seems to make more sense to have these layer values	1255	* the case, it seems to make more sense to have these layer values
1467	* actually match.	1256	* actually match.
1468	*/	1257	*/
1469
1470	static int	1258	static int
1471	update_space (packet &sl, client_socket &ns, maptile *mp, int mx, int my, int sx, int sy, int layer)	1259	update_space (packet &sl, client &ns, maptile *mp, int mx, int my, int sx, int sy, int layer)
1472	{	1260	{
1473	object *ob, *head;	1261	object *ob, *head;
1474	uint16 face_num;	1262	uint16 face_num;
1475	int bx, by, i;	1263	int bx, by, i;
1476		1264
…		…
1689	* top layer (this matches what the GET_MAP_FACE and GET_MAP_FACE_OBJ	1477	* top layer (this matches what the GET_MAP_FACE and GET_MAP_FACE_OBJ
1690	* take.	1478	* take.
1691	*/	1479	*/
1692		1480
1693	static inline int	1481	static inline int
1694	update_smooth (packet &sl, client_socket &ns, maptile *mp, int mx, int my, int sx, int sy, int layer)	1482	update_smooth (packet &sl, client &ns, maptile *mp, int mx, int my, int sx, int sy, int layer)
1695	{	1483	{
1696	object *ob;	1484	object *ob;
1697	int smoothlevel; /* old face_num; */	1485	int smoothlevel; /* old face_num; */
1698		1486
1699	ob = GET_MAP_FACE_OBJ (mp, mx, my, layer);	1487	ob = GET_MAP_FACE_OBJ (mp, mx, my, layer);
1700		1488
1701	/* If there is no object for this space, or if the face for the object	1489	/* If there is no object for this space, or if the face for the object
1702	* is the blank face, set the smoothlevel to zero.	1490	* is the blank face, set the smoothlevel to zero.
1703	*/	1491	*/
1704	if (!ob || ob->face == blank_face || MAP_NOSMOOTH (mp))	1492	if (!ob || ob->face == blank_face)
1705	smoothlevel = 0;	1493	smoothlevel = 0;
1706	else	1494	else
1707	{	1495	{
1708	smoothlevel = ob->smoothlevel;	1496	smoothlevel = ob->smoothlevel;
1709	if (smoothlevel && !(ns.faces_sent[ob->face->number] & NS_FACESENT_SMOOTH))	1497	if (smoothlevel && !(ns.faces_sent[ob->face->number] & NS_FACESENT_SMOOTH))
…		…
1733	* Returns the size of a data for a map square as returned by	1521	* Returns the size of a data for a map square as returned by
1734	* mapextended. There are CLIENTMAPX*CLIENTMAPY*LAYERS entries	1522	* mapextended. There are CLIENTMAPX*CLIENTMAPY*LAYERS entries
1735	* available.	1523	* available.
1736	*/	1524	*/
1737	int	1525	int
1738	getExtendedMapInfoSize (client_socket * ns)	1526	getExtendedMapInfoSize (client * ns)
1739	{	1527	{
1740	int result = 0;	1528	int result = 0;
1741		1529
1742	if (ns->ext_mapinfos)	1530	if (ns->ext_mapinfos)
1743	{	1531	{
1744	if (ns->EMI_smooth)	1532	if (ns->EMI_smooth)
1745	result += 1; /*One byte for smoothlevel */	1533	result += 1; /*One byte for smoothlevel */
1746	}	1534	}
		1535
1747	return result;	1536	return result;
		1537	}
		1538
		1539	// prefetch (and touch) all maps within a specific distancd
		1540	static void
		1541	prefetch_surrounding_maps (maptile *map, int distance)
		1542	{
		1543	map->last_access = runtime;
		1544
		1545	if (--distance)
		1546	for (int dir = 4; --dir; )
		1547	if (const shstr &path = map->tile_path [dir])
		1548	if (maptile *&neigh = map->tile_map [dir])
		1549	prefetch_surrounding_maps (neigh, distance);
		1550	else
		1551	neigh = maptile::find_async (path, map);
		1552	}
		1553
		1554	// prefetch a generous area around the player
		1555	static void
		1556	prefetch_surrounding_maps (object *op)
		1557	{
		1558	prefetch_surrounding_maps (op->map, 3);
1748	}	1559	}
1749		1560
1750	/**	1561	/**
1751	* This function uses the new map1 protocol command to send the map	1562	* This function uses the new map1 protocol command to send the map
1752	* to the client. It is necessary because the old map command supports	1563	* to the client. It is necessary because the old map command supports
…		…
1758	* we need 2 bytes for coordinates and 2 bytes for faces, such a trade off	1569	* we need 2 bytes for coordinates and 2 bytes for faces, such a trade off
1759	* maps no sense. Instead, we actually really only use 12 bits for coordinates,	1570	* maps no sense. Instead, we actually really only use 12 bits for coordinates,
1760	* and use the other 4 bits for other informatiion. For full documentation	1571	* and use the other 4 bits for other informatiion. For full documentation
1761	* of what we send, see the doc/Protocol file.	1572	* of what we send, see the doc/Protocol file.
1762	* I will describe internally what we do:	1573	* I will describe internally what we do:
1763	* the socket->lastmap shows how the map last looked when sent to the client.	1574	* the ns->lastmap shows how the map last looked when sent to the client.
1764	* in the lastmap structure, there is a cells array, which is set to the	1575	* in the lastmap structure, there is a cells array, which is set to the
1765	* maximum viewable size (As set in config.h).	1576	* maximum viewable size (As set in config.h).
1766	* in the cells, there are faces and a count value.	1577	* in the cells, there are faces and a count value.
1767	* we use the count value to hold the darkness value. If -1, then this space	1578	* we use the count value to hold the darkness value. If -1, then this space
1768	* is not viewable.	1579	* is not viewable.
…		…
1779	uint8 eentrysize;	1590	uint8 eentrysize;
1780	uint16 ewhatstart, ewhatflag;	1591	uint16 ewhatstart, ewhatflag;
1781	uint8 extendedinfos;	1592	uint8 extendedinfos;
1782	maptile *m;	1593	maptile *m;
1783		1594
1784	client_socket &socket = *pl->contr->socket;	1595	client &socket = *pl->contr->ns;
		1596
		1597	if (!pl->active)
		1598	return;
1785		1599
1786	check_map_change (pl->contr);	1600	check_map_change (pl->contr);
		1601	prefetch_surrounding_maps (pl);
1787		1602
1788	packet sl;	1603	packet sl (socket.mapmode == Map1Cmd ? "map1" : "map1a");
1789	packet esl;	1604	packet esl;
1790		1605
1791	sl << (socket.mapmode == Map1Cmd ? "map1 " : "map1a ");
1792	startlen = sl.length ();	1606	startlen = sl.length ();
1793		1607
1794	/*Extendedmapinfo structure initialisation */	1608	/*Extendedmapinfo structure initialisation */
1795	if (socket.ext_mapinfos)	1609	if (socket.ext_mapinfos)
1796	{	1610	{
…		…
1840	for (y = pl->y - socket.mapy / 2; y < max_y; y++, ay++)	1654	for (y = pl->y - socket.mapy / 2; y < max_y; y++, ay++)
1841	{	1655	{
1842	ax = 0;	1656	ax = 0;
1843	for (x = pl->x - socket.mapx / 2; x < max_x; x++, ax++)	1657	for (x = pl->x - socket.mapx / 2; x < max_x; x++, ax++)
1844	{	1658	{
1845
1846	emask = mask = (ax & 0x3f) << 10 | (ay & 0x3f) << 4;	1659	emask = mask = (ax & 0x3f) << 10 | (ay & 0x3f) << 4;
1847		1660
1848	/* If this space is out of the normal viewable area, we only check	1661	/* If this space is out of the normal viewable area, we only check
1849	* the heads value ax or ay will only be greater than what	1662	* the heads value ax or ay will only be greater than what
1850	* the client wants if using the map1a command - this is because	1663	* the client wants if using the map1a command - this is because
…		…
1868	* with no faces tells the client to blank out the	1681	* with no faces tells the client to blank out the
1869	* space.	1682	* space.
1870	*/	1683	*/
1871	got_one = 0;	1684	got_one = 0;
1872	for (i = oldlen + 2; i < sl.length (); i++)	1685	for (i = oldlen + 2; i < sl.length (); i++)
1873	if (sl.buf[i])	1686	if (sl[i])
1874	got_one = 1;	1687	got_one = 1;
1875		1688
1876	if (got_one && (mask & 0xf))	1689	if (got_one && (mask & 0xf))
1877	sl.buf[oldlen + 1] = mask & 0xff;	1690	sl[oldlen + 1] = mask & 0xff;
1878	else	1691	else
1879	{ /*either all faces blank, either no face at all */	1692	{ /*either all faces blank, either no face at all */
1880	if (mask & 0xf) /*at least 1 face, we know it's blank, only send coordinates */	1693	if (mask & 0xf) /*at least 1 face, we know it's blank, only send coordinates */
1881	sl.reset (oldlen + 2);	1694	sl.reset (oldlen + 2);
1882	else	1695	else
…		…
1912	map_clearcell (&lastcell, 0, 0, 0, -1);	1725	map_clearcell (&lastcell, 0, 0, 0, -1);
1913	}	1726	}
1914	}	1727	}
1915	else if (d > 3)	1728	else if (d > 3)
1916	{	1729	{
		1730	m->touch ();
		1731
1917	int need_send = 0, count;	1732	int need_send = 0, count;
1918		1733
1919	/* This block deals with spaces that are not visible for whatever	1734	/* This block deals with spaces that are not visible for whatever
1920	* reason. Still may need to send the head for this space.	1735	* reason. Still may need to send the head for this space.
1921	*/	1736	*/
…		…
1948		1763
1949	map_clearcell (&lastcell, 0, 0, 0, count);	1764	map_clearcell (&lastcell, 0, 0, 0, count);
1950	}	1765	}
1951		1766
1952	if ((mask & 0xf) || need_send)	1767	if ((mask & 0xf) || need_send)
1953	sl.buf[oldlen + 1] = mask & 0xff;	1768	sl[oldlen + 1] = mask & 0xff;
1954	else	1769	else
1955	sl.reset (oldlen);	1770	sl.reset (oldlen);
1956	}	1771	}
1957	else	1772	else
1958	{	1773	{
		1774	m->touch ();
		1775
1959	/* In this block, the space is visible or there are head objects	1776	/* In this block, the space is visible or there are head objects
1960	* we need to send.	1777	* we need to send.
1961	*/	1778	*/
1962		1779
1963	/* Rather than try to figure out what everything that we might	1780	/* Rather than try to figure out what everything that we might
…		…
1988	mask |= 0x8;	1805	mask |= 0x8;
1989		1806
1990	if (socket.extmap)	1807	if (socket.extmap)
1991	{	1808	{
1992	*last_ext |= 0x80;	1809	*last_ext |= 0x80;
1993	last_ext = sl.buf + sl.length ();	1810	last_ext = &sl[sl.length ()];
1994	sl << uint8 (d);	1811	sl << uint8 (d);
1995	}	1812	}
1996	else	1813	else
1997	sl << uint8 (255 - 64 * d);	1814	sl << uint8 (255 - 64 * d);
1998	}	1815	}
…		…
2032	{	1849	{
2033	lastcell.stat_hp = stat_hp;	1850	lastcell.stat_hp = stat_hp;
2034		1851
2035	mask |= 0x8;	1852	mask |= 0x8;
2036	*last_ext |= 0x80;	1853	*last_ext |= 0x80;
2037	last_ext = sl.buf + sl.length ();	1854	last_ext = &sl[sl.length ()];
2038		1855
2039	sl << uint8 (5) << uint8 (stat_hp);	1856	sl << uint8 (5) << uint8 (stat_hp);
2040		1857
2041	if (stat_width > 1)	1858	if (stat_width > 1)
2042	{	1859	{
2043	*last_ext |= 0x80;	1860	*last_ext |= 0x80;
2044	last_ext = sl.buf + sl.length ();	1861	last_ext = &sl[sl.length ()];
2045		1862
2046	sl << uint8 (6) << uint8 (stat_width);	1863	sl << uint8 (6) << uint8 (stat_width);
2047	}	1864	}
2048	}	1865	}
2049		1866
…		…
2051	{	1868	{
2052	lastcell.player = player;	1869	lastcell.player = player;
2053		1870
2054	mask |= 0x8;	1871	mask |= 0x8;
2055	*last_ext |= 0x80;	1872	*last_ext |= 0x80;
2056	last_ext = sl.buf + sl.length ();	1873	last_ext = &sl[sl.length ()];
2057		1874
2058	sl << uint8 (0x47) << uint8 (8) << (uint64)player;	1875	sl << uint8 (0x47) << uint8 (8) << (uint64)player;
2059	}	1876	}
2060		1877
2061	if (lastcell.flags != flags)	1878	if (lastcell.flags != flags)
2062	{	1879	{
2063	lastcell.flags = flags;	1880	lastcell.flags = flags;
2064		1881
2065	mask |= 0x8;	1882	mask |= 0x8;
2066	*last_ext |= 0x80;	1883	*last_ext |= 0x80;
2067	last_ext = sl.buf + sl.length ();	1884	last_ext = &sl[sl.length ()];
2068		1885
2069	sl << uint8 (8) << uint8 (flags);	1886	sl << uint8 (8) << uint8 (flags);
2070	}	1887	}
2071	}	1888	}
2072		1889
…		…
2114	* space by checking the mask. If so, update the mask.	1931	* space by checking the mask. If so, update the mask.
2115	* if not, reset the len to that from before adding the mask	1932	* if not, reset the len to that from before adding the mask
2116	* value, so we don't send those bits.	1933	* value, so we don't send those bits.
2117	*/	1934	*/
2118	if (mask & 0xf)	1935	if (mask & 0xf)
2119	sl.buf[oldlen + 1] = mask & 0xff;	1936	sl[oldlen + 1] = mask & 0xff;
2120	else	1937	else
2121	sl.reset (oldlen);	1938	sl.reset (oldlen);
2122		1939
2123	if (emask & 0xf)	1940	if (emask & 0xf)
2124	esl.buf[eoldlen + 1] = emask & 0xff;	1941	esl[eoldlen + 1] = emask & 0xff;
2125	else	1942	else
2126	esl.reset (eoldlen);	1943	esl.reset (eoldlen);
2127	} /* else this is a viewable space */	1944	} /* else this is a viewable space */
2128	} /* for x loop */	1945	} /* for x loop */
2129	} /* for y loop */	1946	} /* for y loop */
…		…
2135	{	1952	{
2136	/* No map data will follow, so don't say the client	1953	/* No map data will follow, so don't say the client
2137	* it doesn't need draw!	1954	* it doesn't need draw!
2138	*/	1955	*/
2139	ewhatflag &= (~EMI_NOREDRAW);	1956	ewhatflag &= (~EMI_NOREDRAW);
2140	esl.buf[ewhatstart + 1] = ewhatflag & 0xff;	1957	esl[ewhatstart + 1] = ewhatflag & 0xff;
2141	}	1958	}
2142		1959
2143	if (esl.length () > estartlen)	1960	if (esl.length () > estartlen)
2144	Send_With_Handling (&socket, &esl);	1961	socket.send_packet (esl);
2145	}	1962	}
2146		1963
2147	if (sl.length () > startlen || socket.sent_scroll)	1964	if (sl.length () > startlen || socket.sent_scroll)
2148	{	1965	{
2149	Send_With_Handling (&socket, &sl);	1966	socket.send_packet (sl);
2150	socket.sent_scroll = 0;	1967	socket.sent_scroll = 0;
2151	}	1968	}
2152	}	1969	}
2153		1970
2154	/**	1971	/**
…		…
2156	*/	1973	*/
2157	void	1974	void
2158	draw_client_map (object *pl)	1975	draw_client_map (object *pl)
2159	{	1976	{
2160	int i, j;	1977	int i, j;
2161	sint16 ax, ay, nx, ny; /* ax and ay goes from 0 to max-size of arrays */	1978	sint16 ax, ay; /* ax and ay goes from 0 to max-size of arrays */
2162	New_Face *face, *floor;
2163	New_Face *floor2;
2164	int d, mflags;	1979	int mflags;
2165	struct Map newmap;	1980	struct Map newmap;
2166	maptile *m, *pm;	1981	maptile *m, *pm;
2167		1982
2168	if (pl->type != PLAYER)	1983	if (pl->type != PLAYER)
2169	{	1984	{
…		…
2180	if (pm == NULL || pm->in_memory != MAP_IN_MEMORY)	1995	if (pm == NULL || pm->in_memory != MAP_IN_MEMORY)
2181	return;	1996	return;
2182		1997
2183	memset (&newmap, 0, sizeof (struct Map));	1998	memset (&newmap, 0, sizeof (struct Map));
2184		1999
2185	for (j = (pl->y - pl->contr->socket->mapy / 2); j < (pl->y + (pl->contr->socket->mapy + 1) / 2); j++)	2000	for (j = (pl->y - pl->contr->ns->mapy / 2); j < (pl->y + (pl->contr->ns->mapy + 1) / 2); j++)
2186	{
2187	for (i = (pl->x - pl->contr->socket->mapx / 2); i < (pl->x + (pl->contr->socket->mapx + 1) / 2); i++)	2001	for (i = (pl->x - pl->contr->ns->mapx / 2); i < (pl->x + (pl->contr->ns->mapx + 1) / 2); i++)
2188	{	2002	{
2189	ax = i;	2003	ax = i;
2190	ay = j;	2004	ay = j;
2191	m = pm;	2005	m = pm;
2192	mflags = get_map_flags (m, &m, ax, ay, &ax, &ay);	2006	mflags = get_map_flags (m, &m, ax, ay, &ax, &ay);
		2007
2193	if (mflags & P_OUT_OF_MAP)	2008	if (mflags & P_OUT_OF_MAP)
2194	continue;	2009	continue;
2195	if (mflags & P_NEED_UPDATE)	2010
2196	update_position (m, ax, ay);
2197	/* If a map is visible to the player, we don't want to swap it out	2011	/* If a map is visible to the player, we don't want to swap it out
2198	* just to reload it. This should really call something like	2012	* just to reload it. This should really call something like
2199	* swap_map, but this is much more efficient and 'good enough'	2013	* swap_map, but this is much more efficient and 'good enough'
2200	*/	2014	*/
2201	if (mflags & P_NEW_MAP)	2015	if (mflags & P_NEW_MAP)
2202	m->timeout = 50;	2016	m->timeout = 50;
2203	}	2017	}
2204	}	2018
2205	/* do LOS after calls to update_position */	2019	/* do LOS after calls to update_position */
2206	if (pl->contr->do_los)	2020	if (pl->contr->do_los)
2207	{	2021	{
2208	update_los (pl);	2022	update_los (pl);
2209	pl->contr->do_los = 0;	2023	pl->contr->do_los = 0;
…		…
2224		2038
2225	/*****************************************************************************/	2039	/*****************************************************************************/
2226	void	2040	void
2227	send_plugin_custom_message (object *pl, char *buf)	2041	send_plugin_custom_message (object *pl, char *buf)
2228	{	2042	{
2229	pl->contr->socket->send_packet (buf);	2043	pl->contr->ns->send_packet (buf);
2230	}	2044	}
2231		2045
2232	/**	2046	/**
2233	* This sends the skill number to name mapping. We ignore	2047	* This sends the skill number to name mapping. We ignore
2234	* the params - we always send the same info no matter what.	2048	* the params - we always send the same info no matter what.
2235	*/	2049	*/
2236	void	2050	void
2237	send_skill_info (client_socket *ns, char *params)	2051	send_skill_info (client *ns, char *params)
2238	{	2052	{
2239	packet sl;	2053	packet sl;
2240	sl << "replyinfo skill_info\n";	2054	sl << "replyinfo skill_info\n";
2241		2055
2242	for (int i = 1; i < NUM_SKILLS; i++)	2056	for (int i = 1; i < NUM_SKILLS; i++)
…		…
2246	{	2060	{
2247	LOG (llevError, "Buffer overflow in send_skill_info!\n");	2061	LOG (llevError, "Buffer overflow in send_skill_info!\n");
2248	fatal (0);	2062	fatal (0);
2249	}	2063	}
2250		2064
2251	Send_With_Handling (ns, &sl);	2065	ns->send_packet (sl);
2252	}	2066	}
2253		2067
2254	/**	2068	/**
2255	* This sends the spell path to name mapping. We ignore	2069	* This sends the spell path to name mapping. We ignore
2256	* the params - we always send the same info no matter what.	2070	* the params - we always send the same info no matter what.
2257	*/	2071	*/
2258	void	2072	void
2259	send_spell_paths (client_socket * ns, char *params)	2073	send_spell_paths (client * ns, char *params)
2260	{	2074	{
2261	packet sl;	2075	packet sl;
2262		2076
2263	sl << "replyinfo spell_paths\n";	2077	sl << "replyinfo spell_paths\n";
2264		2078
…		…
2269	{	2083	{
2270	LOG (llevError, "Buffer overflow in send_spell_paths!\n");	2084	LOG (llevError, "Buffer overflow in send_spell_paths!\n");
2271	fatal (0);	2085	fatal (0);
2272	}	2086	}
2273		2087
2274	Send_With_Handling (ns, &sl);	2088	ns->send_packet (sl);
2275	}	2089	}
2276		2090
2277	/**	2091	/**
2278	* This looks for any spells the player may have that have changed their stats.	2092	* This looks for any spells the player may have that have changed their stats.
2279	* it then sends an updspell packet for each spell that has changed in this way	2093	* it then sends an updspell packet for each spell that has changed in this way
2280	*/	2094	*/
2281	void	2095	void
2282	esrv_update_spells (player *pl)	2096	esrv_update_spells (player *pl)
2283	{	2097	{
		2098	if (!pl->ns)
		2099	return;
		2100
2284	if (!pl->socket->monitor_spells)	2101	if (!pl->ns->monitor_spells)
2285	return;	2102	return;
2286		2103
2287	for (object *spell = pl->ob->inv; spell; spell = spell->below)	2104	for (object *spell = pl->ob->inv; spell; spell = spell->below)
2288	{	2105	{
2289	if (spell->type == SPELL)	2106	if (spell->type == SPELL)
…		…
2319		2136
2320	if (flags & UPD_SP_MANA ) sl << uint16 (spell->last_sp);	2137	if (flags & UPD_SP_MANA ) sl << uint16 (spell->last_sp);
2321	if (flags & UPD_SP_GRACE ) sl << uint16 (spell->last_grace);	2138	if (flags & UPD_SP_GRACE ) sl << uint16 (spell->last_grace);
2322	if (flags & UPD_SP_DAMAGE) sl << uint16 (spell->last_eat);	2139	if (flags & UPD_SP_DAMAGE) sl << uint16 (spell->last_eat);
2323		2140
2324	Send_With_Handling (pl->socket, &sl);	2141	pl->ns->send_packet (sl);
2325	}	2142	}
2326	}	2143	}
2327	}	2144	}
2328	}	2145	}
2329		2146
2330	void	2147	void
2331	esrv_remove_spell (player *pl, object *spell)	2148	esrv_remove_spell (player *pl, object *spell)
2332	{	2149	{
2333	if (!pl->socket->monitor_spells)	2150	if (!pl->ns->monitor_spells)
2334	return;	2151	return;
2335		2152
2336	if (!pl || !spell || spell->env != pl->ob)	2153	if (!pl || !spell || spell->env != pl->ob)
2337	{	2154	{
2338	LOG (llevError, "Invalid call to esrv_remove_spell");	2155	LOG (llevError, "Invalid call to esrv_remove_spell");
2339	return;	2156	return;
2340	}	2157	}
2341		2158
2342	packet sl;	2159	packet sl ("delspell");
2343		2160
2344	sl << "delspell "
2345	<< uint32 (spell->count);	2161	sl << uint32 (spell->count);
2346		2162
2347	Send_With_Handling (pl->socket, &sl);	2163	pl->ns->send_packet (sl);
2348	}	2164	}
2349		2165
2350	/* appends the spell *spell to the Socklist we will send the data to. */	2166	/* appends the spell *spell to the Socklist we will send the data to. */
2351	static void	2167	static void
2352	append_spell (player *pl, packet &sl, object *spell)	2168	append_spell (player *pl, packet &sl, object *spell)
2353	{	2169	{
2354	int len, i, skill = 0;	2170	int i, skill = 0;
2355		2171
2356	if (!(spell->name))	2172	if (!(spell->name))
2357	{	2173	{
2358	LOG (llevError, "item number %d is a spell with no name.\n", spell->count);	2174	LOG (llevError, "item number %d is a spell with no name.\n", spell->count);
2359	return;	2175	return;
…		…
2400	{	2216	{
2401	LOG (llevError, "esrv_add_spells, tried to add a spell to a NULL player");	2217	LOG (llevError, "esrv_add_spells, tried to add a spell to a NULL player");
2402	return;	2218	return;
2403	}	2219	}
2404		2220
2405	if (!pl->socket->monitor_spells)	2221	if (!pl->ns->monitor_spells)
2406	return;	2222	return;
2407		2223
2408	packet sl;	2224	packet sl ("addspell");
2409
2410	sl << "addspell ";
2411		2225
2412	if (!spell)	2226	if (!spell)
2413	{	2227	{
2414	for (spell = pl->ob->inv; spell != NULL; spell = spell->below)	2228	for (spell = pl->ob->inv; spell != NULL; spell = spell->below)
2415	{	2229	{
…		…
2429	if (spell->type != SPELL)	2243	if (spell->type != SPELL)
2430	continue;	2244	continue;
2431		2245
2432	if (sl.length () >= (MAXSOCKBUF - (26 + strlen (spell->name) + (spell->msg ? strlen (spell->msg) : 0))))	2246	if (sl.length () >= (MAXSOCKBUF - (26 + strlen (spell->name) + (spell->msg ? strlen (spell->msg) : 0))))
2433	{	2247	{
2434	Send_With_Handling (pl->socket, &sl);	2248	pl->ns->send_packet (sl);
2435		2249
2436	sl.reset ();	2250	sl.reset ();
2437	sl << "addspell ";	2251	sl << "addspell ";
2438	}	2252	}
2439		2253
…		…
2453	LOG (llevError, "Buffer overflow in esrv_add_spells!\n");	2267	LOG (llevError, "Buffer overflow in esrv_add_spells!\n");
2454	fatal (0);	2268	fatal (0);
2455	}	2269	}
2456		2270
2457	/* finally, we can send the packet */	2271	/* finally, we can send the packet */
2458	Send_With_Handling (pl->socket, &sl);	2272	pl->ns->send_packet (sl);
2459	}	2273	}
2460		2274

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