[ViewVC] Diff of: cvs/deliantra/server/socket/request.C

Comparing deliantra/server/socket/request.C (file contents):
Revision 1.104 by root, Tue Jun 5 13:05:03 2007 UTC vs.
Revision 1.144 by root, Fri Dec 26 10:36:42 2008 UTC

…		…
1	/*	1	/*
2	* This file is part of Crossfire TRT, the Multiplayer Online Role Playing Game.	2	* This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	*	3	*
4	* Copyright (©) 2005,2006,2007 Marc Alexander Lehmann / Robin Redeker / the Crossfire TRT team	4	* Copyright (©) 2005,2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	* Copyright (©) 2001,2007 Mark Wedel	5	* Copyright (©) 2001,2007 Mark Wedel
6	* Copyright (©) 1992,2007 Frank Tore Johansen	6	* Copyright (©) 1992,2007 Frank Tore Johansen
7	*	7	*
8	* Crossfire TRT is free software; you can redistribute it and/or modify it	8	* Deliantra is free software: you can redistribute it and/or modify
9	* under the terms of the GNU General Public License as published by the Free	9	* it under the terms of the GNU General Public License as published by
10	* Software Foundation; either version 2 of the License, or (at your option)	10	* the Free Software Foundation, either version 3 of the License, or
11	* any later version.	11	* (at your option) any later version.
12	*	12	*
13	* This program is distributed in the hope that it will be useful, but	13	* This program is distributed in the hope that it will be useful,
14	* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY	14	* but WITHOUT ANY WARRANTY; without even the implied warranty of
15	* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License	15	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16	* for more details.	16	* GNU General Public License for more details.
17	*	17	*
18	* You should have received a copy of the GNU General Public License along	18	* You should have received a copy of the GNU General Public License
19	* with Crossfire TRT; if not, write to the Free Software Foundation, Inc. 51	19	* along with this program. If not, see <http://www.gnu.org/licenses/>.
20	* Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
21	*	20	*
22	* The authors can be reached via e-mail to <crossfire@schmorp.de>	21	* The authors can be reached via e-mail to <support@deliantra.net>
23	*/	22	*/
24		23
25	/**	24	/**
26	* \file	25	* \file
27	* Client handling.	26	* Client handling.
99	*/	98	*/
100	mx = ns->mapx;	99	mx = ns->mapx;
101	my = ns->mapy;	100	my = ns->mapy;
102		101
103	/* the x and y here are coordinates for the new map, i.e. if we moved	102	/* the x and y here are coordinates for the new map, i.e. if we moved
104	* (dx,dy), newmap[x][y] = oldmap[x-dx][y-dy]. For this reason,	103	* (dx,dy), newmap[x][y] = oldmap[x-dx][y-dy]. For this reason,
105	* if the destination x or y coordinate is outside the viewable	104	* if the destination x or y coordinate is outside the viewable
106	* area, we clear the values - otherwise, the old values	105	* area, we clear the values - otherwise, the old values
107	* are preserved, and the check_head thinks it needs to clear them.	106	* are preserved, and the check_head thinks it needs to clear them.
108	*/	107	*/
109	for (x = 0; x < mx; x++)	108	for (x = 0; x < mx; x++)
110	{
111	for (y = 0; y < my; y++)	109	for (y = 0; y < my; y++)
112	{
113	if (x >= ns->mapx \|\| y >= ns->mapy)	110	if (x >= ns->mapx \|\| y >= ns->mapy)
114	/* clear cells outside the viewable area */	111	/* clear cells outside the viewable area */
115	memset (&newmap.cells[x][y], 0, sizeof (struct MapCell));	112	memset (&newmap.cells[x][y], 0, sizeof (struct MapCell));
116	else if ((x + dx) < 0 \|\| (x + dx) >= ns->mapx \|\| (y + dy) < 0 \|\| (y + dy) >= ns->mapy)	113	else if ((x + dx) < 0 \|\| (x + dx) >= ns->mapx \|\| (y + dy) < 0 \|\| (y + dy) >= ns->mapy)
117	/* clear newly visible tiles within the viewable area */	114	/* clear newly visible tiles within the viewable area */
118	memset (&(newmap.cells[x][y]), 0, sizeof (struct MapCell));	115	memset (&(newmap.cells[x][y]), 0, sizeof (struct MapCell));
119	else	116	else
120	memcpy (&(newmap.cells[x][y]), &(ns->lastmap.cells[x + dx][y + dy]), sizeof (struct MapCell));	117	memcpy (&(newmap.cells[x][y]), &(ns->lastmap.cells[x + dx][y + dy]), sizeof (struct MapCell));
121	}
122	}
123		118
124	memcpy (&(ns->lastmap), &newmap, sizeof (struct Map));	119	memcpy (&(ns->lastmap), &newmap, sizeof (struct Map));
125		120
126	/* Make sure that the next "map1" command will be sent (even if it is	121	/* Make sure that the next "map1" command will be sent (even if it is
127	* empty).	122	* empty).
…		…
130	}	125	}
131		126
132	static void	127	static void
133	clear_map (player *pl)	128	clear_map (player *pl)
134	{	129	{
		130	pl->ns->mapinfo_queue_clear ();
		131
135	memset (&pl->ns->lastmap, 0, sizeof (pl->ns->lastmap));	132	memset (&pl->ns->lastmap, 0, sizeof (pl->ns->lastmap));
136		133
137	pl->ns->force_newmap = false;	134	pl->ns->force_newmap = false;
138		135
139	if (pl->ns->newmapcmd == 1)	136	if (pl->ns->newmapcmd == 1)
140	pl->ns->send_packet ("newmap");	137	pl->ns->send_packet ("newmap");
141		138
142	pl->ns->floorbox_reset ();	139	pl->ns->floorbox_reset ();
		140	}
		141
		142	static void
		143	send_map_info (player *pl)
		144	{
		145	client &socket = *pl->ns;
		146	object *ob = pl->observe;
		147
		148	if (socket.mapinfocmd)
		149	{
		150	if (ob->map && ob->map->path[0])
		151	{
		152	int flags = 0;
		153
		154	if (ob->map->tile_path[0]) flags \|= 1;
		155	if (ob->map->tile_path[1]) flags \|= 2;
		156	if (ob->map->tile_path[2]) flags \|= 4;
		157	if (ob->map->tile_path[3]) flags \|= 8;
		158
		159	socket.send_packet_printf ("mapinfo - spatial %d %d %d %d %d %s",
		160	flags, socket.mapx / 2 - ob->x, socket.mapy / 2 - ob->y,
		161	ob->map->width, ob->map->height, &ob->map->path);
		162	}
		163	else
		164	socket.send_packet ("mapinfo current");
		165	}
143	}	166	}
144		167
145	/** check for map/region change and send new map data */	168	/** check for map/region change and send new map data */
146	static void	169	static void
147	check_map_change (player *pl)	170	check_map_change (player *pl)
148	{	171	{
149	client &socket = *pl->ns;	172	client &socket = *pl->ns;
150	object *ob = pl->observe;	173	object *ob = pl->observe;
151		174
		175	region *reg = ob->region ();
		176	if (socket.current_region != reg)
		177	{
		178	INVOKE_PLAYER (REGION_CHANGE, pl, ARG_REGION (reg), ARG_REGION (socket.current_region));
		179	socket.current_region = reg;
		180	}
		181
		182	// first try to aovid a full newmap on tiled map scrolls
		183	if (socket.current_map != ob->map && !socket.force_newmap)
		184	{
		185	rv_vector rv;
		186
		187	get_rangevector_from_mapcoord (socket.current_map, socket.current_x, socket.current_y, ob, &rv, 0);
		188
		189	// manhattan distance is very handy here
		190	if (rv.distance < 8) // 8 works nicely for speed << 70 and buggy gcfclient
		191	{
		192	socket.current_map = ob->map;
		193	socket.current_x = ob->x;
		194	socket.current_y = ob->y;
		195
		196	socket_map_scroll (&socket, rv.distance_x, rv.distance_y);
		197	socket.floorbox_reset ();
		198	send_map_info (pl);
		199	}
		200	}
		201
152	if (socket.current_map != ob->map \|\| socket.force_newmap)	202	if (socket.current_map != ob->map \|\| socket.force_newmap)
153	{	203	{
154	clear_map (pl);	204	clear_map (pl);
155	socket.current_map = ob->map;	205	socket.current_map = ob->map;
156		206	send_map_info (pl);
157	if (socket.mapinfocmd)
158	{
159	if (ob->map && ob->map->path[0])
160	{
161	int flags = 0;
162
163	if (ob->map->tile_path[0]) flags \|= 1;
164	if (ob->map->tile_path[1]) flags \|= 2;
165	if (ob->map->tile_path[2]) flags \|= 4;
166	if (ob->map->tile_path[3]) flags \|= 8;
167
168	socket.send_packet_printf ("mapinfo - spatial %d %d %d %d %d %s",
169	flags, socket.mapx / 2 - ob->x, socket.mapy / 2 - ob->y,
170	ob->map->width, ob->map->height, &ob->map->path);
171	}
172	else
173	socket.send_packet ("mapinfo current");
174	}
175	}	207	}
176	else if (socket.current_x != ob->x \|\| socket.current_y != ob->y)	208	else if (socket.current_x != ob->x \|\| socket.current_y != ob->y)
177	{	209	{
178	int dx = ob->x - socket.current_x;	210	int dx = ob->x - socket.current_x;
179	int dy = ob->y - socket.current_y;	211	int dy = ob->y - socket.current_y;
…		…
187	}	219	}
188	}	220	}
189		221
190	socket.current_x = ob->x;	222	socket.current_x = ob->x;
191	socket.current_y = ob->y;	223	socket.current_y = ob->y;
192
193	region *reg = ob->region ();
194	if (socket.current_region != reg)
195	{
196	socket.current_region = reg;
197	socket.send_packet_printf ("drawinfo 0 You are now %s.\n(use whereami for more details)", &reg->longname);
198	}
199	}	224	}
200		225
201	/**	226	/**
202	* RequestInfo is sort of a meta command. There is some specific	227	* RequestInfo is sort of a meta command. There is some specific
203	* request of information, but we call other functions to provide	228	* request of information, but we call other functions to provide
204	* that information.	229	* that information.
205	*/	230	*/
206	void	231	void
207	RequestInfo (char buf, int len, client ns)	232	RequestInfo (char buf, int len, client ns)
208	{	233	{
209	char params = NULL, cp;	234	char *params;
210
211	/* No match */
212	char bigbuf[MAX_BUF];
213	int slen;
214
215	/* Set up replyinfo before we modify any of the buffers - this is used
216	* if we don't find a match.
217	*/
218	strcpy (bigbuf, "replyinfo ");
219	slen = strlen (bigbuf);
220	safe_strcat (bigbuf, buf, &slen, MAX_BUF);
221		235
222	/* find the first space, make it null, and update the	236	/* find the first space, make it null, and update the
223	* params pointer.	237	* params pointer.
224	*/	238	*/
225	for (cp = buf; *cp != '\0'; cp++)	239	for (params = buf; *params; params++)
226	if (*cp == ' ')	240	if (*params == ' ')
227	{	241	{
228	*cp = '\0';
229	params = cp + 1;	242	*params++ = 0;
230	break;	243	break;
231	}	244	}
232		245
233	if (!strcmp (buf, "image_info"))	246	if (!strcmp (buf, "image_info"))
234	send_image_info (ns, params);	247	send_image_info (ns, params);
…		…
237	else if (!strcmp (buf, "skill_info"))	250	else if (!strcmp (buf, "skill_info"))
238	send_skill_info (ns, params);	251	send_skill_info (ns, params);
239	else if (!strcmp (buf, "spell_paths"))	252	else if (!strcmp (buf, "spell_paths"))
240	send_spell_paths (ns, params);	253	send_spell_paths (ns, params);
241	else	254	else
242	ns->send_packet (bigbuf, len);	255	{
		256	// undo tokenisation above and send replyinfo with the request unchanged
		257	if (*params)
		258	*--params = ' ';
		259
		260	ns->send_packet_printf ("replyinfo %s", buf);
		261	}
243	}	262	}
244		263
245	void	264	void
246	ExtCmd (char buf, int len, player pl)	265	ExtCmd (char buf, int len, player pl)
247	{	266	{
…		…
250		269
251	void	270	void
252	ExtiCmd (char buf, int len, client ns)	271	ExtiCmd (char buf, int len, client ns)
253	{	272	{
254	INVOKE_CLIENT (EXTICMD, ns, ARG_DATA (buf, len));	273	INVOKE_CLIENT (EXTICMD, ns, ARG_DATA (buf, len));
		274	}
		275
		276	void
		277	client::mapinfo_queue_clear ()
		278	{
		279	for (auto (i, mapinfo_queue.begin ()); i != mapinfo_queue.end (); ++i)
		280	free (*i);
		281
		282	mapinfo_queue.clear ();
		283	}
		284
		285	bool
		286	client::mapinfo_try (char *buf)
		287	{
		288	char *token = buf;
		289	buf += strlen (buf) + 9;
		290
		291	// initial map and its origin
		292	maptile *map = pl->observe->map;
		293	int mapx = pl->ns->mapx / 2 - pl->observe->x;
		294	int mapy = pl->ns->mapy / 2 - pl->observe->y;
		295	int max_distance = 8; // limit maximum path length to something generous
		296
		297	while (*buf && map && max_distance)
		298	{
		299	int dir = *buf++ - '1';
		300
		301	if (dir >= 0 && dir <= 3)
		302	{
		303	if (!map->tile_path [dir])
		304	map = 0;
		305	else if (map->tile_available (dir, false))
		306	{
		307	maptile *neigh = map->tile_map [dir];
		308
		309	switch (dir)
		310	{
		311	case 0: mapy -= neigh->height; break;
		312	case 2: mapy += map ->height; break;
		313	case 3: mapx -= neigh->width ; break;
		314	case 1: mapx += map ->width ; break;
		315	}
		316
		317	map = neigh;
		318	--max_distance;
		319	}
		320	else
		321	return 0;
		322	}
		323	else
		324	max_distance = 0;
		325	}
		326
		327	if (!max_distance)
		328	send_packet_printf ("mapinfo %s error", token);
		329	else if (!map \|\| !map->path)
		330	send_packet_printf ("mapinfo %s nomap", token);
		331	else
		332	{
		333	int flags = 0;
		334
		335	if (map->tile_path[0]) flags \|= 1;
		336	if (map->tile_path[1]) flags \|= 2;
		337	if (map->tile_path[2]) flags \|= 4;
		338	if (map->tile_path[3]) flags \|= 8;
		339
		340	send_packet_printf ("mapinfo %s spatial %d %d %d %d %d %s", token, flags, mapx, mapy, map->width, map->height, &map->path);
		341	}
		342
		343	return 1;
		344	}
		345
		346	void
		347	client::mapinfo_queue_run ()
		348	{
		349	if (mapinfo_queue.empty () \|\| !pl)
		350	return;
		351
		352	for (int i = 0; i < mapinfo_queue.size (); ++i)
		353	if (mapinfo_try (mapinfo_queue [i]))
		354	{
		355	free (mapinfo_queue [i]);
		356	mapinfo_queue.erase (i);
		357	}
		358	else
		359	++i;
255	}	360	}
256		361
257	void	362	void
258	MapInfoCmd (char buf, int len, player pl)	363	MapInfoCmd (char buf, int len, player pl)
259	{	364	{
260	// <mapinfo tag spatial tile-path	365	// <mapinfo tag spatial tile-path
261	// >mapinfo tag spatial flags x y w h hash	366	// >mapinfo tag spatial flags x y w h hash
262		367
263	char bigbuf[MAX_BUF], *token;
264
265	token = buf;	368	char *token = buf;
266	// copy token	369
267	if (!(buf = strchr (buf, ' ')))	370	if (!(buf = strchr (buf, ' ')))
268	return;	371	return;
269		372
270	*buf++ = 0;
271
272	if (!strncmp (buf, "spatial ", 8))	373	if (!strncmp (buf, " spatial ", 9))
273	{	374	{
274	buf += 8;	375	char *copy = strdup (token);
		376	copy [buf - token] = 0;
275		377
276	// initial map and its origin	378	#if 0
277	maptile *map = pl->ob->map;	379	// this makes only sense when we flush the buffer immediately
278	sint16 dx, dy;	380	if (pl->ns->mapinfo_try (copy))
279	int mapx = pl->ns->mapx / 2 - pl->ob->x;	381	free (copy);
280	int mapy = pl->ns->mapy / 2 - pl->ob->y;
281	int max_distance = 8; // limit maximum path length to something generous
282
283	while (*buf && map && max_distance)
284	{
285	int dir = *buf++;
286
287	switch (dir)
288	{
289	case '1':
290	dx = 0;
291	dy = -1;
292	map = map->xy_find (dx, dy);
293	map && (mapy -= map->height);
294	break;
295	case '2':
296	mapx += map->width;
297	dx = map->width;
298	dy = 0;
299	map = map->xy_find (dx, dy);
300	break;
301	case '3':
302	mapy += map->height;
303	dx = 0;
304	dy = map->height;
305	map = map->xy_find (dx, dy);
306	break;
307	case '4':
308	dx = -1;
309	dy = 0;
310	map = map->xy_find (dx, dy);
311	map && (mapx -= map->width);
312	break;
313	}
314
315	--max_distance;
316	}
317
318	if (!max_distance)
319	snprintf (bigbuf, MAX_BUF, "mapinfo %s error", token);
320	else if (map && map->path[0])
321	{
322	int flags = 0;
323
324	if (map->tile_path[0]) flags \|= 1;
325	if (map->tile_path[1]) flags \|= 2;
326	if (map->tile_path[2]) flags \|= 4;
327	if (map->tile_path[3]) flags \|= 8;
328
329	snprintf (bigbuf, MAX_BUF, "mapinfo %s spatial %d %d %d %d %d %s", token, flags, mapx, mapy, map->width, map->height, &map->path);
330	}
331	else	382	else
332	snprintf (bigbuf, MAX_BUF, "mapinfo %s nomap", token);	383	#endif
		384	pl->ns->mapinfo_queue.push_back (copy);
333	}	385	}
334	else	386	else
335	snprintf (bigbuf, MAX_BUF, "mapinfo %s unsupported", token);	387	pl->ns->send_packet_printf ("mapinfo %s unsupported", token);
336
337	pl->ns->send_packet (bigbuf);
338	}	388	}
339		389
340	/** This is the Setup cmd */	390	/** This is the Setup cmd */
341	void	391	void
342	SetUp (char buf, int len, client ns)	392	SetUp (char buf, int len, client ns)
…		…
471		521
472	ns->send_packet (cmdback);	522	ns->send_packet (cmdback);
473	}	523	}
474		524
475	/**	525	/**
476	* client requested an image. send it rate-limited
477	* before flushing.
478	*/
479	void
480	AskFaceCmd (char buf, int len, client ns)
481	{
482	ns->askface.push_back (atoi (buf));
483	}
484
485	/**
486	* Tells client the picture it has to use
487	* to smooth a picture number given as argument.
488	*/
489	void
490	AskSmooth (char buf, int len, client ns)
491	{
492	ns->send_face (atoi (buf));
493	ns->flush_fx ();
494	}
495
496	/**
497	* This handles the general commands from the client (ie, north, fire, cast,	526	* This handles the general commands from the client (ie, north, fire, cast,
498	* etc.)	527	* etc.)
499	*/	528	*/
500	void	529	void
501	PlayerCmd (char buf, int len, player pl)	530	PlayerCmd (char buf, int len, player pl)
…		…
533	void	562	void
534	NewPlayerCmd (char buf, int len, player pl)	563	NewPlayerCmd (char buf, int len, player pl)
535	{	564	{
536	if (len <= 6)	565	if (len <= 6)
537	{	566	{
538	LOG (llevDebug, "Corrupt ncom command <%s> not long enough - discarding\n", buf);	567	LOG (llevDebug, "%s: corrupt ncom command <%s>: not long enough (%d) - discarding\n", pl->ns->host, buf, len);
539	return;	568	return;
540	}	569	}
541		570
542	uint16 cmdid = net_uint16 ((uint8 *)buf);	571	uint16 cmdid = net_uint16 ((uint8 *)buf);
543	sint32 repeat = net_sint32 ((uint8 *)buf + 2);	572	sint32 repeat = net_sint32 ((uint8 *)buf + 2);
…		…
681	* syntax is: move (to) (tag) (nrof)	710	* syntax is: move (to) (tag) (nrof)
682	*/	711	*/
683	void	712	void
684	MoveCmd (char buf, int len, player pl)	713	MoveCmd (char buf, int len, player pl)
685	{	714	{
686	int vals[3], i;	715	int to, tag, nrof;
687		716
688	/* A little funky here. We only cycle for 2 records, because	717	if (3 != sscanf (buf, "%d %d %d", &to, &tag, &nrof))
689	* we obviously are not going to find a space after the third
690	* record. Perhaps we should just replace this with a
691	* sscanf?
692	*/
693	for (i = 0; i < 2; i++)
694	{	718	{
695	vals[i] = atoi (buf);
696
697	if (!(buf = strchr (buf, ' ')))
698	{
699	LOG (llevError, "Incomplete move command: %s\n", buf);	719	LOG (llevError, "Incomplete move command: %s\n", buf);
700	return;	720	return;
701	}
702
703	buf++;
704	}	721	}
705		722
706	vals[2] = atoi (buf);	723	esrv_move_object (pl->ob, to, tag, nrof);
707
708	/* LOG(llevDebug,"Move item %d (nrof=%d) to %d.\n", vals[1], vals[2], vals[0]);*/
709	esrv_move_object (pl->ob, vals[0], vals[1], vals[2]);
710	}	724	}
711		725
712	/******************************************************************************	726	/******************************************************************************
713	*	727	*
714	* Start of commands the server sends to the client.	728	* Start of commands the server sends to the client.
…		…
747		761
748	//TODO: maybe golem should become the current_weapon, quite simply?	762	//TODO: maybe golem should become the current_weapon, quite simply?
749	if (pl->golem)	763	if (pl->golem)
750	buf << " Golem*: " << pl->golem->name;	764	buf << " Golem*: " << pl->golem->name;
751		765
		766	buf << '\0';
752	buf.linearise (obuf);	767	buf.linearise (obuf);
753	obuf [buf.size ()] = 0;
754	}	768	}
755		769
756	#define AddIfInt64(Old,New,Type) if (Old != New) {\	770	#define AddIfInt64(Old,New,Type) if (Old != New) {\
757	Old = New; \	771	Old = New; \
758	sl << uint8 (Type) << uint64 (New); \	772	sl << uint8 (Type) << uint64 (New); \
…		…
795	return;	809	return;
796		810
797	object *ob = pl->observe;	811	object *ob = pl->observe;
798	if (!ob)	812	if (!ob)
799	return;	813	return;
		814
		815	player opl = ob->contr ? static_cast<player >(ob->contr) : pl;
800		816
801	packet sl ("stats");	817	packet sl ("stats");
802		818
803	AddIfShort (ns->last_stats.hp, ob->stats.hp, CS_STAT_HP);	819	AddIfShort (ns->last_stats.hp, ob->stats.hp, CS_STAT_HP);
804	AddIfShort (ns->last_stats.maxhp, ob->stats.maxhp, CS_STAT_MAXHP);	820	AddIfShort (ns->last_stats.maxhp, ob->stats.maxhp, CS_STAT_MAXHP);
…		…
813	AddIfShort (ns->last_stats.Wis, ob->stats.Wis, CS_STAT_WIS);	829	AddIfShort (ns->last_stats.Wis, ob->stats.Wis, CS_STAT_WIS);
814	AddIfShort (ns->last_stats.Pow, ob->stats.Pow, CS_STAT_POW);	830	AddIfShort (ns->last_stats.Pow, ob->stats.Pow, CS_STAT_POW);
815	AddIfShort (ns->last_stats.Cha, ob->stats.Cha, CS_STAT_CHA);	831	AddIfShort (ns->last_stats.Cha, ob->stats.Cha, CS_STAT_CHA);
816		832
817	for (int s = 0; s < NUM_SKILLS; s++)	833	for (int s = 0; s < NUM_SKILLS; s++)
818	if (object *skill = pl->last_skill_ob[s])	834	if (object *skill = opl->last_skill_ob [s])
819	if (skill->stats.exp != ns->last_skill_exp [s])	835	if (skill->stats.exp != ns->last_skill_exp [s])
820	{	836	{
821	ns->last_skill_exp [s] = skill->stats.exp;	837	ns->last_skill_exp [s] = skill->stats.exp;
822		838
823	/* Always send along the level if exp changes. This is only	839	/* Always send along the level if exp changes. This is only
…		…
838	AddIfFloat (ns->last_weapon_sp, pl->weapon_sp, CS_STAT_WEAP_SP, 1.f/TICK);	854	AddIfFloat (ns->last_weapon_sp, pl->weapon_sp, CS_STAT_WEAP_SP, 1.f/TICK);
839	AddIfInt (ns->last_weight_limit, weight_limit[ob->stats.Str], CS_STAT_WEIGHT_LIM);	855	AddIfInt (ns->last_weight_limit, weight_limit[ob->stats.Str], CS_STAT_WEIGHT_LIM);
840		856
841	flags = 0;	857	flags = 0;
842		858
843	if (pl->fire_on)	859	if (opl->fire_on)
844	flags \|= SF_FIREON;	860	flags \|= SF_FIREON;
845		861
846	if (pl->run_on)	862	if (opl->run_on)
847	flags \|= SF_RUNON;	863	flags \|= SF_RUNON;
848		864
849	AddIfShort (ns->last_flags, flags, CS_STAT_FLAGS);	865	AddIfShort (ns->last_flags, flags, CS_STAT_FLAGS);
850		866
851	if (ns->sc_version < 1025)	867	if (ns->sc_version < 1025)
…		…
865	AddIfInt (ns->last_path_attuned, ob->path_attuned, CS_STAT_SPELL_ATTUNE);	881	AddIfInt (ns->last_path_attuned, ob->path_attuned, CS_STAT_SPELL_ATTUNE);
866	AddIfInt (ns->last_path_repelled, ob->path_repelled, CS_STAT_SPELL_REPEL);	882	AddIfInt (ns->last_path_repelled, ob->path_repelled, CS_STAT_SPELL_REPEL);
867	AddIfInt (ns->last_path_denied, ob->path_denied, CS_STAT_SPELL_DENY);	883	AddIfInt (ns->last_path_denied, ob->path_denied, CS_STAT_SPELL_DENY);
868	}	884	}
869		885
870	rangetostring (pl, buf); /* we want use the new fire & run system in new client */	886	rangetostring (opl, buf); /* we want use the new fire & run system in new client */
871	AddIfString (ns->stats.range, buf, CS_STAT_RANGE);	887	AddIfString (ns->stats.range, buf, CS_STAT_RANGE);
872	set_title (ob, buf);	888	set_title (ob, buf);
873	AddIfString (ns->stats.title, buf, CS_STAT_TITLE);	889	AddIfString (ns->stats.title, buf, CS_STAT_TITLE);
874		890
875	/* Only send it away if we have some actual data */	891	/* Only send it away if we have some actual data */
…		…
879		895
880	/**	896	/**
881	* Tells the client that here is a player it should start using.	897	* Tells the client that here is a player it should start using.
882	*/	898	*/
883	void	899	void
884	esrv_new_player (player *pl, uint32 weight)	900	esrv_new_player (player *pl)
885	{	901	{
		902	sint32 weight = pl->ob->client_weight ();
		903
886	packet sl ("player");	904	packet sl ("player");
887		905
888	sl << uint32 (pl->ob->count)	906	sl << uint32 (pl->ob->count)
889	<< uint32 (weight)	907	<< uint32 (weight)
890	<< uint32 (pl->ob->face)	908	<< uint32 (pl->ob->face)
891	<< data8 (pl->ob->name);	909	<< data8 (pl->ob->name);
892		910
893	pl->ns->last_weight = weight;	911	pl->ns->last_weight = weight;
894	pl->ns->send_packet (sl);	912	pl->ns->send_packet (sl);
895	SET_FLAG (pl->ob, FLAG_CLIENT_SENT);
896	}	913	}
897		914
898	/******************************************************************************	915	/******************************************************************************
899	*	916	*
900	* Start of map related commands.	917	* Start of map related commands.
…		…
957		974
958	if (!ns.faces_sent[face_num])	975	if (!ns.faces_sent[face_num])
959	if (ob)	976	if (ob)
960	ns.send_faces (ob);	977	ns.send_faces (ob);
961	else	978	else
962	ns.send_face (face_num);	979	ns.send_face (face_num, 10);
963		980
964	sl << uint16 (face_num);	981	sl << uint16 (face_num);
965	return 1;	982	return 1;
966	}	983	}
967		984
…		…
1018	{	1035	{
1019	object *ob = pl->observe;	1036	object *ob = pl->observe;
1020	if (!ob->active)	1037	if (!ob->active)
1021	return;	1038	return;
1022		1039
1023	maptile *plmap = ob->map;
1024
1025	/* If player is just joining the game, he isn't here yet, so the map	1040	/* If player is just joining the game, he isn't here yet, so the map
1026	* can get swapped out. If so, don't try to send them a map. All will	1041	* can get swapped out. If so, don't try to send them a map. All will
1027	* be OK once they really log in.	1042	* be OK once they really log in.
1028	*/	1043	*/
1029	if (!plmap \|\| plmap->in_memory != MAP_IN_MEMORY)	1044	if (!ob->map \|\| ob->map->in_memory != MAP_ACTIVE)
1030	return;	1045	return;
1031		1046
1032	int x, y, ax, ay, startlen, max_x, max_y, oldlen;	1047	int startlen, oldlen;
1033	sint16 nx, ny;
1034	int estartlen, eoldlen;	1048	int estartlen, eoldlen;
1035	uint8 eentrysize;	1049	uint8 eentrysize;
1036	uint16 ewhatstart, ewhatflag;	1050	uint16 ewhatstart, ewhatflag;
1037	uint8 extendedinfos;	1051	uint8 extendedinfos;
1038	maptile *m;
1039		1052
1040	check_map_change (pl);	1053	check_map_change (pl);
1041	prefetch_surrounding_maps (pl->ob);	1054	prefetch_surrounding_maps (pl->ob);
1042		1055
1043	/* do LOS after calls to update_position */	1056	/* do LOS after calls to update_position */
1044	if (ob != pl->ob)	1057	/* unfortunately, we need to udpate los when observing, currently */
1045	clear_los (pl);	1058	if (pl->do_los \|\| pl->observe != pl->ob)
1046	else if (pl->do_los)
1047	{	1059	{
1048	update_los (ob);
1049	pl->do_los = 0;	1060	pl->do_los = 0;
		1061	pl->update_los ();
1050	}	1062	}
1051		1063
1052	/**	1064	/**
1053	* This function uses the new map1 protocol command to send the map	1065	* This function uses the new map1 protocol command to send the map
1054	* to the client. It is necessary because the old map command supports	1066	* to the client. It is necessary because the old map command supports
…		…
1096	<< uint8 (eentrysize);	1108	<< uint8 (eentrysize);
1097		1109
1098	estartlen = esl.length ();	1110	estartlen = esl.length ();
1099	}	1111	}
1100		1112
1101	/* x,y are the real map locations. ax, ay are viewport relative	1113	int hx = socket.mapx / 2;
1102	* locations.	1114	int hy = socket.mapy / 2;
1103	*/
1104	ay = 0;
1105		1115
1106	/* We could do this logic as conditionals in the if statement,	1116	ordered_mapwalk_begin (ob, -hx, -hy, hx, hy)
1107	* but that started to get a bit messy to look at.	1117	int ax = dx + hx;
1108	*/	1118	int ay = dy + hy;
1109	max_x = ob->x + (socket.mapx + 1) / 2;
1110	max_y = ob->y + (socket.mapy + 1) / 2;
1111		1119
1112	for (y = ob->y - socket.mapy / 2; y < max_y; y++, ay++)
1113	{
1114	ax = 0;
1115	for (x = ob->x - socket.mapx / 2; x < max_x; x++, ax++)
1116	{
1117	int emask, mask;	1120	int emask, mask;
1118	emask = mask = (ax & 0x3f) << 10 \| (ay & 0x3f) << 4;	1121	emask = mask = (ax << 10) \| (ay << 4);
1119		1122
1120	MapCell &lastcell = socket.lastmap.cells[ax][ay];	1123	MapCell &lastcell = socket.lastmap.cells[ax][ay];
1121		1124
1122	/* If the coordinates are not valid, or it is too dark to see,	1125	/* If the coordinates are not valid, or it is too dark to see,
1123	* we tell the client as such	1126	* we tell the client as such
1124	*/	1127	*/
1125	nx = x;
1126	ny = y;
1127	m = get_map_from_coord (plmap, &nx, &ny);
1128
1129	if (!m)	1128	if (!m)
1130	{	1129	{
1131	/* space is out of map. Update space and clear values	1130	/* space is out of map. Update space and clear values
1132	* if this hasn't already been done. If the space is out	1131	* if this hasn't already been done. If the space is out
1133	* of the map, it shouldn't have a head	1132	* of the map, it shouldn't have a head.
1134	*/	1133	*/
1135	if (lastcell.count != -1)	1134	if (lastcell.count != -1)
		1135	{
		1136	sl << uint16 (mask);
		1137	map_clearcell (&lastcell, -1);
		1138	}
		1139
		1140	continue;
		1141	}
		1142
		1143	int d = pl->blocked_los_uc (dx, dy);
		1144
		1145	if (d > 3)
		1146	{
		1147	/* This block deals with spaces that are not visible for whatever
		1148	* reason. Still may need to send the head for this space.
		1149	*/
		1150	if (lastcell.count != -1
		1151	\|\| lastcell.faces[0]
		1152	\|\| lastcell.faces[1]
		1153	\|\| lastcell.faces[2]
		1154	\|\| lastcell.stat_hp
		1155	\|\| lastcell.flags
		1156	\|\| lastcell.player)
		1157	sl << uint16 (mask);
		1158
		1159	/* properly clear a previously sent big face */
		1160	map_clearcell (&lastcell, -1);
		1161	}
		1162	else
		1163	{
		1164	/* In this block, the space is visible.
		1165	*/
		1166
		1167	/* Rather than try to figure out what everything that we might
		1168	* need to send is, then form the packet after that,
		1169	* we presume that we will in fact form a packet, and update
		1170	* the bits by what we do actually send. If we send nothing,
		1171	* we just back out sl.length () to the old value, and no harm
		1172	* is done.
		1173	* I think this is simpler than doing a bunch of checks to see
		1174	* what if anything we need to send, setting the bits, then
		1175	* doing those checks again to add the real data.
		1176	*/
		1177	oldlen = sl.length ();
		1178	eoldlen = esl.length ();
		1179
		1180	sl << uint16 (mask);
		1181
		1182	unsigned char dummy;
		1183	unsigned char *last_ext = &dummy;
		1184
		1185	/* Darkness changed */
		1186	if (lastcell.count != d && socket.darkness)
		1187	{
		1188	mask \|= 0x8;
		1189
		1190	if (socket.extmap)
		1191	{
		1192	*last_ext \|= 0x80;
		1193	last_ext = &sl[sl.length ()];
		1194	sl << uint8 (d);
		1195	}
		1196	else
		1197	sl << uint8 (255 - 64 * d);
		1198	}
		1199
		1200	lastcell.count = d;
		1201
		1202	mapspace &ms = m->at (nx, ny);
		1203	ms.update ();
		1204
		1205	if (expect_true (socket.extmap))
		1206	{
		1207	uint8 stat_hp = 0;
		1208	uint8 stat_width = 0;
		1209	uint8 flags = 0;
		1210	tag_t player = 0;
		1211
		1212	// send hp information, if applicable
		1213	if (object *op = ms.faces_obj [0])
		1214	if (op->is_head () && !op->invisible)
1136	{	1215	{
1137	sl << uint16 (mask);	1216	if (op->stats.maxhp > op->stats.hp
1138	map_clearcell (&lastcell, -1);	1217	&& op->stats.maxhp > 0
		1218	&& (op->type == PLAYER
		1219	\|\| op->type == DOOR // does not work, have maxhp 0
		1220	\|\| QUERY_FLAG (op, FLAG_MONSTER)
		1221	\|\| QUERY_FLAG (op, FLAG_ALIVE)
		1222	\|\| QUERY_FLAG (op, FLAG_GENERATOR)))
		1223	{
		1224	stat_hp = 255 - (op->stats.hp * 255 + 254) / op->stats.maxhp;
		1225	stat_width = op->arch->max_x - op->arch->x; //TODO: should be upper-left edge
		1226	}
		1227
		1228	if (expect_false (op->has_dialogue ()))
		1229	flags \|= 1;
		1230
		1231	if (expect_false (op->type == PLAYER))
		1232	player = op == ob ? pl->ob->count
		1233	: op == pl->ob ? ob->count
		1234	: op->count;
1139	}	1235	}
1140		1236
1141	continue;	1237	if (expect_false (lastcell.stat_hp != stat_hp))
1142	}
1143
1144	m->touch ();
1145
1146	int d = pl->blocked_los[ax][ay];
1147
1148	if (d > 3)
1149	{
1150
1151	int need_send = 0, count;
1152
1153	/* This block deals with spaces that are not visible for whatever
1154	* reason. Still may need to send the head for this space.
1155	*/
1156
1157	oldlen = sl.length ();
1158
1159	sl << uint16 (mask);
1160
1161	if (lastcell.count != -1)
1162	need_send = 1;
1163
1164	count = -1;
1165
1166	/* properly clear a previously sent big face */
1167	if (lastcell.faces[0] \|\| lastcell.faces[1] \|\| lastcell.faces[2]
1168	\|\| lastcell.stat_hp \|\| lastcell.flags \|\| lastcell.player)
1169	need_send = 1;
1170
1171	map_clearcell (&lastcell, count);
1172
1173	if ((mask & 0xf) \|\| need_send)
1174	sl[oldlen + 1] = mask & 0xff;
1175	else
1176	sl.reset (oldlen);
1177	}
1178	else
1179	{
1180	/* In this block, the space is visible.
1181	*/
1182
1183	/* Rather than try to figure out what everything that we might
1184	* need to send is, then form the packet after that,
1185	* we presume that we will in fact form a packet, and update
1186	* the bits by what we do actually send. If we send nothing,
1187	* we just back out sl.length () to the old value, and no harm
1188	* is done.
1189	* I think this is simpler than doing a bunch of checks to see
1190	* what if anything we need to send, setting the bits, then
1191	* doing those checks again to add the real data.
1192	*/
1193	oldlen = sl.length ();
1194	eoldlen = esl.length ();
1195
1196	sl << uint16 (mask);
1197
1198	unsigned char dummy;
1199	unsigned char *last_ext = &dummy;
1200
1201	/* Darkness changed */
1202	if (lastcell.count != d && socket.darkness)
1203	{	1238	{
		1239	lastcell.stat_hp = stat_hp;
		1240
1204	mask \|= 0x8;	1241	mask \|= 0x8;
		1242	*last_ext \|= 0x80;
		1243	last_ext = &sl[sl.length ()];
1205		1244
1206	if (socket.extmap)	1245	sl << uint8 (5) << uint8 (stat_hp);
		1246
		1247	if (stat_width > 1)
1207	{	1248	{
1208	*last_ext \|= 0x80;	1249	*last_ext \|= 0x80;
1209	last_ext = &sl[sl.length ()];	1250	last_ext = &sl[sl.length ()];
1210	sl << uint8 (d);
1211	}
1212	else
1213	sl << uint8 (255 - 64 * d);
1214	}
1215		1251
1216	lastcell.count = d;
1217
1218	mapspace &ms = m->at (nx, ny);
1219
1220	if (socket.extmap)
1221	{
1222	uint8 stat_hp = 0;
1223	uint8 stat_width = 0;
1224	uint8 flags = 0;
1225	tag_t player = 0;
1226
1227	// send hp information, if applicable
1228	if (object *op = ms.faces_obj [0])
1229	{
1230	if (op->head \|\| op->invisible)
1231	; // do not show
1232	else if (op->type == PLAYER
1233	\|\| QUERY_FLAG (op, FLAG_MONSTER) \|\| QUERY_FLAG (op, FLAG_ALIVE) \|\| QUERY_FLAG (op, FLAG_GENERATOR))
1234	{
1235	if (op->stats.maxhp > 0 && (unsigned) op->stats.maxhp > (unsigned) op->stats.hp)
1236	{
1237	stat_hp = 255 - (op->stats.hp * 255 + 254) / op->stats.maxhp;
1238	stat_width = op->arch->max_x - op->arch->x; //TODO: should be upper-left edge
1239	}
1240	}
1241
1242	if (op->msg && op->msg[0] == '@')
1243	flags \|= 1;
1244
1245	if (op->type == PLAYER && op != ob)
1246	player = op->count;
1247	}
1248
1249	if (lastcell.stat_hp != stat_hp)
1250	{
1251	lastcell.stat_hp = stat_hp;
1252
1253	mask \|= 0x8;
1254	*last_ext \|= 0x80;
1255	last_ext = &sl[sl.length ()];
1256
1257	sl << uint8 (5) << uint8 (stat_hp);
1258
1259	if (stat_width > 1)
1260	{
1261	*last_ext \|= 0x80;
1262	last_ext = &sl[sl.length ()];
1263
1264	sl << uint8 (6) << uint8 (stat_width);	1252	sl << uint8 (6) << uint8 (stat_width);
1265	}
1266	}	1253	}
1267
1268	if (lastcell.player != player)
1269	{
1270	lastcell.player = player;
1271
1272	mask \|= 0x8;
1273	*last_ext \|= 0x80;
1274	last_ext = &sl[sl.length ()];
1275
1276	sl << uint8 (0x47) << uint8 (4) << (uint32)player;
1277	}
1278
1279	if (lastcell.flags != flags)
1280	{
1281	lastcell.flags = flags;
1282
1283	mask \|= 0x8;
1284	*last_ext \|= 0x80;
1285	last_ext = &sl[sl.length ()];
1286
1287	sl << uint8 (8) << uint8 (flags);
1288	}
1289	}	1254	}
1290		1255
1291	/* Floor face */	1256	if (expect_false (lastcell.player != player))
1292	if (update_space (sl, socket, ms, lastcell, 2))	1257	{
		1258	lastcell.player = player;
		1259
1293	mask \|= 0x4;	1260	mask \|= 0x8;
		1261	*last_ext \|= 0x80;
		1262	last_ext = &sl[sl.length ()];
1294		1263
1295	/* Middle face */	1264	sl << uint8 (0x47) << uint8 (4) << (uint32)player;
1296	if (update_space (sl, socket, ms, lastcell, 1))	1265	}
		1266
		1267	if (expect_false (lastcell.flags != flags))
		1268	{
		1269	lastcell.flags = flags;
		1270
1297	mask \|= 0x2;	1271	mask \|= 0x8;
		1272	*last_ext \|= 0x80;
		1273	last_ext = &sl[sl.length ()];
1298		1274
1299	if (ms.player () == ob	1275	sl << uint8 (8) << uint8 (flags);
1300	&& (ob->invisible & (ob->invisible < 50 ? 1 : 7)))
1301	{	1276	}
		1277	}
		1278
		1279	/* Floor face */
		1280	if (update_space (sl, socket, ms, lastcell, 2))
		1281	mask \|= 0x4;
		1282
		1283	/* Middle face */
		1284	if (update_space (sl, socket, ms, lastcell, 1))
		1285	mask \|= 0x2;
		1286
		1287	if (expect_false (ob->invisible)
		1288	&& ob->invisible & (ob->invisible < 50 ? 1 : 7)
		1289	&& ms.player () == ob)
		1290	{
1302	// force player to be visible to himself if invisible	1291	// force player to be visible to himself if invisible
1303	if (lastcell.faces[0] != ob->face)	1292	if (lastcell.faces[0] != ob->face)
1304	{	1293	{
1305	lastcell.faces[0] = ob->face;	1294	lastcell.faces[0] = ob->face;
1306		1295
1307	mask \|= 0x1;
1308	sl << uint16 (ob->face);
1309
1310	socket.send_faces (ob);
1311	}
1312	}
1313	/* Top face */
1314	else if (update_space (sl, socket, ms, lastcell, 0))
1315	mask \|= 0x1;	1296	mask \|= 0x1;
		1297	sl << uint16 (ob->face);
1316		1298
		1299	socket.send_faces (ob);
		1300	}
		1301	}
		1302	/* Top face */
		1303	else if (update_space (sl, socket, ms, lastcell, 0))
		1304	mask \|= 0x1;
		1305
1317	/* Check to see if we are in fact sending anything for this	1306	/* Check to see if we are in fact sending anything for this
1318	* space by checking the mask. If so, update the mask.	1307	* space by checking the mask. If so, update the mask.
1319	* if not, reset the len to that from before adding the mask	1308	* if not, reset the len to that from before adding the mask
1320	* value, so we don't send those bits.	1309	* value, so we don't send those bits.
1321	*/	1310	*/
1322	if (mask & 0xf)	1311	if (mask & 0xf)
1323	sl[oldlen + 1] = mask & 0xff;	1312	sl[oldlen + 1] = mask & 0xff;
1324	else	1313	else
1325	sl.reset (oldlen);	1314	sl.reset (oldlen);
1326		1315
1327	if (socket.ext_mapinfos)	1316	if (socket.ext_mapinfos)
1328	esl << uint16 (emask);	1317	esl << uint16 (emask);
1329		1318
1330	if (socket.EMI_smooth)	1319	if (socket.EMI_smooth)
		1320	{
		1321	for (int layer = 2+1; layer--; )
1331	{	1322	{
1332	for (int layer = 2+1; layer--; )
1333	{
1334	object *ob = ms.faces_obj [layer];	1323	object *ob = ms.faces_obj [layer];
1335		1324
1336	// If there is no object for this space, or if the face for the object	1325	// If there is no object for this space, or if the face for the object
1337	// is the blank face, set the smoothlevel to zero.	1326	// is the blank face, set the smoothlevel to zero.
1338	int smoothlevel = ob && ob->face != blank_face ? ob->smoothlevel : 0;	1327	int smoothlevel = ob && ob->face != blank_face ? ob->smoothlevel : 0;
1339		1328
1340	// We've gotten what face we want to use for the object. Now see if	1329	// We've gotten what face we want to use for the object. Now see if
1341	// if it has changed since we last sent it to the client.	1330	// if it has changed since we last sent it to the client.
1342	if (lastcell.smooth[layer] != smoothlevel)	1331	if (lastcell.smooth[layer] != smoothlevel)
1343	{	1332	{
1344	lastcell.smooth[layer] = smoothlevel;	1333	lastcell.smooth[layer] = smoothlevel;
1345	esl << uint8 (smoothlevel);	1334	esl << uint8 (smoothlevel);
1346	emask \|= 1 << layer;	1335	emask \|= 1 << layer;
1347	}
1348	}	1336	}
		1337	}
1349		1338
1350	if (emask & 0xf)	1339	if (emask & 0xf)
1351	esl[eoldlen + 1] = emask & 0xff;	1340	esl[eoldlen + 1] = emask & 0xff;
1352	else	1341	else
1353	esl.reset (eoldlen);	1342	esl.reset (eoldlen);
1354	}	1343	}
1355	} /* else this is a viewable space */	1344	} /* else this is a viewable space */
1356	} /* for x loop */	1345	ordered_mapwalk_end
1357	} /* for y loop */
1358		1346
1359	socket.flush_fx ();	1347	socket.flush_fx ();
1360		1348
1361	/* Verify that we in fact do need to send this */	1349	/* Verify that we in fact do need to send this */
1362	if (socket.ext_mapinfos)	1350	if (socket.ext_mapinfos)
…		…
1401	{	1389	{
1402	packet sl;	1390	packet sl;
1403	sl << "replyinfo skill_info\n";	1391	sl << "replyinfo skill_info\n";
1404		1392
1405	for (int i = 1; i < NUM_SKILLS; i++)	1393	for (int i = 1; i < NUM_SKILLS; i++)
1406	sl.printf ("%d:%s\n", i + CS_STAT_SKILLINFO, &skill_names[i]);	1394	sl.printf ("%d:%s\n", i + CS_STAT_SKILLINFO, &skill_names [i]);
1407		1395
1408	if (sl.length () >= MAXSOCKBUF)	1396	if (sl.length () > MAXSOCKBUF)
1409	{	1397	{
1410	LOG (llevError, "Buffer overflow in send_skill_info!\n");	1398	LOG (llevError, "Buffer overflow in send_skill_info!\n");
1411	fatal (0);	1399	fatal (0);
1412	}	1400	}
1413		1401
…		…
1426	sl << "replyinfo spell_paths\n";	1414	sl << "replyinfo spell_paths\n";
1427		1415
1428	for (int i = 0; i < NRSPELLPATHS; i++)	1416	for (int i = 0; i < NRSPELLPATHS; i++)
1429	sl.printf ("%d:%s\n", 1 << i, spellpathnames[i]);	1417	sl.printf ("%d:%s\n", 1 << i, spellpathnames[i]);
1430		1418
1431	if (sl.length () >= MAXSOCKBUF)	1419	if (sl.length () > MAXSOCKBUF)
1432	{	1420	{
1433	LOG (llevError, "Buffer overflow in send_spell_paths!\n");	1421	LOG (llevError, "Buffer overflow in send_spell_paths!\n");
1434	fatal (0);	1422	fatal (0);
1435	}	1423	}
1436		1424
…		…
1455	if (spell->type == SPELL)	1443	if (spell->type == SPELL)
1456	{	1444	{
1457	int flags = 0;	1445	int flags = 0;
1458		1446
1459	/* check if we need to update it */	1447	/* check if we need to update it */
1460	if (spell->last_sp != SP_level_spellpoint_cost (pl->ob, spell, SPELL_MANA))	1448	if (spell->cached_sp != SP_level_spellpoint_cost (pl->ob, spell, SPELL_MANA))
1461	{	1449	{
1462	spell->last_sp = SP_level_spellpoint_cost (pl->ob, spell, SPELL_MANA);	1450	spell->cached_sp = SP_level_spellpoint_cost (pl->ob, spell, SPELL_MANA);
1463	flags \|= UPD_SP_MANA;	1451	flags \|= UPD_SP_MANA;
1464	}	1452	}
1465		1453
1466	if (spell->last_grace != SP_level_spellpoint_cost (pl->ob, spell, SPELL_GRACE))	1454	if (spell->cached_grace != SP_level_spellpoint_cost (pl->ob, spell, SPELL_GRACE))
1467	{	1455	{
1468	spell->last_grace = SP_level_spellpoint_cost (pl->ob, spell, SPELL_GRACE);	1456	spell->cached_grace = SP_level_spellpoint_cost (pl->ob, spell, SPELL_GRACE);
1469	flags \|= UPD_SP_GRACE;	1457	flags \|= UPD_SP_GRACE;
1470	}	1458	}
1471		1459
1472	if (spell->last_eat != spell->stats.dam + SP_level_dam_adjust (pl->ob, spell))	1460	if (spell->cached_eat != spell->stats.dam + SP_level_dam_adjust (pl->ob, spell))
1473	{	1461	{
1474	spell->last_eat = spell->stats.dam + SP_level_dam_adjust (pl->ob, spell);	1462	spell->cached_eat = spell->stats.dam + SP_level_dam_adjust (pl->ob, spell);
1475	flags \|= UPD_SP_DAMAGE;	1463	flags \|= UPD_SP_DAMAGE;
1476	}	1464	}
1477		1465
1478	if (flags)	1466	if (flags)
1479	{	1467	{
…		…
1481		1469
1482	sl << "updspell "	1470	sl << "updspell "
1483	<< uint8 (flags)	1471	<< uint8 (flags)
1484	<< uint32 (spell->count);	1472	<< uint32 (spell->count);
1485		1473
1486	if (flags & UPD_SP_MANA ) sl << uint16 (spell->last_sp);	1474	if (flags & UPD_SP_MANA ) sl << uint16 (spell->cached_sp);
1487	if (flags & UPD_SP_GRACE ) sl << uint16 (spell->last_grace);	1475	if (flags & UPD_SP_GRACE ) sl << uint16 (spell->cached_grace);
1488	if (flags & UPD_SP_DAMAGE) sl << uint16 (spell->last_eat);	1476	if (flags & UPD_SP_DAMAGE) sl << uint16 (spell->cached_eat);
1489		1477
1490	pl->ns->send_packet (sl);	1478	pl->ns->send_packet (sl);
1491	}	1479	}
1492	}	1480	}
1493	}	1481	}
…		…
1523	LOG (llevError, "item number %d is a spell with no name.\n", spell->count);	1511	LOG (llevError, "item number %d is a spell with no name.\n", spell->count);
1524	return;	1512	return;
1525	}	1513	}
1526		1514
1527	/* store costs and damage in the object struct, to compare to later */	1515	/* store costs and damage in the object struct, to compare to later */
1528	spell->last_sp = SP_level_spellpoint_cost (pl->ob, spell, SPELL_MANA);	1516	spell->cached_sp = SP_level_spellpoint_cost (pl->ob, spell, SPELL_MANA);
1529	spell->last_grace = SP_level_spellpoint_cost (pl->ob, spell, SPELL_GRACE);	1517	spell->cached_grace = SP_level_spellpoint_cost (pl->ob, spell, SPELL_GRACE);
1530	spell->last_eat = spell->stats.dam + SP_level_dam_adjust (pl->ob, spell);	1518	spell->cached_eat = spell->stats.dam + SP_level_dam_adjust (pl->ob, spell);
1531		1519
1532	/* figure out which skill it uses, if it uses one */	1520	/* figure out which skill it uses, if it uses one */
1533	if (spell->skill)	1521	if (spell->skill)
1534	{	1522	if (object *tmp = pl->find_skill (spell->skill))
1535	for (i = 1; i < NUM_SKILLS; i++)
1536	if (!strcmp (spell->skill, skill_names[i]))
1537	{
1538	skill = i + CS_STAT_SKILLINFO;	1523	skill = tmp->subtype + CS_STAT_SKILLINFO;
1539	break;
1540	}
1541	}
1542		1524
1543	// spells better have a face	1525	// spells better have a face
1544	if (!spell->face)	1526	if (!spell->face)
1545	{	1527	{
1546	LOG (llevError, "%s: spell has no face, but face is mandatory.\n", &spell->name);	1528	LOG (llevError, "%s: spell has no face, but face is mandatory.\n", &spell->name);
1547	spell->face = face_find ("burnout.x11", blank_face);	1529	spell->face = face_find ("burnout.x11", blank_face);
1548	}	1530	}
		1531
		1532	pl->ns->send_face (spell->face);
1549		1533
1550	/* send the current values */	1534	/* send the current values */
1551	sl << uint32 (spell->count)	1535	sl << uint32 (spell->count)
1552	<< uint16 (spell->level)	1536	<< uint16 (spell->level)
1553	<< uint16 (spell->casting_time)	1537	<< uint16 (spell->casting_time)
1554	<< uint16 (spell->last_sp)	1538	<< uint16 (spell->cached_sp)
1555	<< uint16 (spell->last_grace)	1539	<< uint16 (spell->cached_grace)
1556	<< uint16 (spell->last_eat)	1540	<< uint16 (spell->cached_eat)
1557	<< uint8 (skill)	1541	<< uint8 (skill)
1558	<< uint32 (spell->path_attuned)	1542	<< uint32 (spell->path_attuned)
1559	<< uint32 (spell->face)	1543	<< uint32 (spell->face)
1560	<< data8 (spell->name)	1544	<< data8 (spell->name)
1561	<< data16 (spell->msg);	1545	<< data16 (spell->msg);
…		…
1589	* bytes and 3 strings (because that is the spec) so we need to	1573	* bytes and 3 strings (because that is the spec) so we need to
1590	* check that the length of those 3 strings, plus the 23 bytes,	1574	* check that the length of those 3 strings, plus the 23 bytes,
1591	* won't take us over the length limit for the socket, if it does,	1575	* won't take us over the length limit for the socket, if it does,
1592	* we need to send what we already have, and restart packet formation	1576	* we need to send what we already have, and restart packet formation
1593	*/	1577	*/
		1578	if (spell->type != SPELL)
		1579	continue;
		1580
1594	/* Seeing crashes by overflowed buffers. Quick arithemetic seems	1581	/* Seeing crashes by overflowed buffers. Quick arithemetic seems
1595	* to show add_spell is 26 bytes + 2 strings. However, the overun	1582	* to show add_spell is 26 bytes + 2 strings. However, the overun
1596	* is hundreds of bytes off, so correcting 22 vs 26 doesn't seem	1583	* is hundreds of bytes off, so correcting 22 vs 26 doesn't seem
1597	* like it will fix this	1584	* like it will fix this
1598	*/	1585	*/
1599	if (spell->type != SPELL)
1600	continue;
1601
1602	if (sl.length () >= (MAXSOCKBUF - (26 + strlen (spell->name) + (spell->msg ? strlen (spell->msg) : 0))))	1586	if (sl.length () > (MAXSOCKBUF - (26 + strlen (spell->name) + (spell->msg ? strlen (spell->msg) : 0))))
1603	{	1587	{
		1588	pl->ns->flush_fx ();
1604	pl->ns->send_packet (sl);	1589	pl->ns->send_packet (sl);
1605		1590
1606	sl.reset ();	1591	sl.reset ();
1607	sl << "addspell ";	1592	sl << "addspell ";
1608	}	1593	}
…		…
1616	return;	1601	return;
1617	}	1602	}
1618	else	1603	else
1619	append_spell (pl, sl, spell);	1604	append_spell (pl, sl, spell);
1620		1605
1621	if (sl.length () >= MAXSOCKBUF)	1606	if (sl.length () > MAXSOCKBUF)
1622	{	1607	{
1623	LOG (llevError, "Buffer overflow in esrv_add_spells!\n");	1608	LOG (llevError, "Buffer overflow in esrv_add_spells!\n");
1624	fatal (0);	1609	fatal (0);
1625	}	1610	}
1626		1611
1627	/* finally, we can send the packet */	1612	/* finally, we can send the packet */
		1613	pl->ns->flush_fx ();
1628	pl->ns->send_packet (sl);	1614	pl->ns->send_packet (sl);
1629	}	1615	}
1630		1616

Diff Legend

-–
+Removed lines
-+
+Added lines
-<
+Changed lines
->
+Changed lines

Comparing deliantra/server/socket/request.C (file contents): Revision 1.104 by root, Tue Jun 5 13:05:03 2007 UTC vs. Revision 1.144 by root, Fri Dec 26 10:36:42 2008 UTC

Diff Legend

Comparing deliantra/server/socket/request.C (file contents):
Revision 1.104 by root, Tue Jun 5 13:05:03 2007 UTC vs.
Revision 1.144 by root, Fri Dec 26 10:36:42 2008 UTC