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Comparing deliantra/server/socket/request.C (file contents):
Revision 1.38 by root, Thu Dec 14 22:45:41 2006 UTC vs.
Revision 1.76 by root, Wed Mar 14 13:05:30 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.
… …
88 -1, /* life stealing */ 81 -1, /* life stealing */
89 -1 /* Disease - not fully done yet */ 82 -1 /* Disease - not fully done yet */
90}; 83};
91 84
92static void 85static void
93socket_map_scroll (client_socket * ns, int dx, int dy) 86socket_map_scroll (client *ns, int dx, int dy)
94{ 87{
95 struct Map newmap; 88 struct Map newmap;
96 int x, y, mx, my; 89 int x, y, mx, my;
97 90
98 {
99 packet sl;
100
101 sl.printf ("map_scroll %d %d", dx, dy); 91 ns->send_packet_printf ("map_scroll %d %d", dx, dy);
102 ns->send_packet (sl);
103 }
104 92
105 /* If we are using the Map1aCmd, we may in fact send 93 /* If we are using the Map1aCmd, we may in fact send
106 * head information that is outside the viewable map. 94 * head information that is outside the viewable map.
107 * 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
108 * look for. Removed code to do so - it caused extra 96 * look for. Removed code to do so - it caused extra
… …
110 * that much difference in bandwidth. 98 * that much difference in bandwidth.
111 */ 99 */
112 mx = ns->mapx; 100 mx = ns->mapx;
113 my = ns->mapy; 101 my = ns->mapy;
114 102
115 if (ns->mapmode == Map1aCmd)
116 {
117 mx += MAX_HEAD_OFFSET;
118 my += MAX_HEAD_OFFSET;
119 }
120
121 /* the x and y here are coordinates for the new map, i.e. if we moved 103 /* the x and y here are coordinates for the new map, i.e. if we moved
122 * (dx,dy), newmap[x][y] = oldmap[x-dx][y-dy]. For this reason, 104 * (dx,dy), newmap[x][y] = oldmap[x-dx][y-dy]. For this reason,
123 * if the destination x or y coordinate is outside the viewable 105 * if the destination x or y coordinate is outside the viewable
124 * area, we clear the values - otherwise, the old values 106 * area, we clear the values - otherwise, the old values
125 * are preserved, and the check_head thinks it needs to clear them. 107 * are preserved, and the check_head thinks it needs to clear them.
… …
148} 130}
149 131
150static void 132static void
151clear_map (player *pl) 133clear_map (player *pl)
152{ 134{
153 client_socket &socket = *pl->socket;
154
155 memset (&socket.lastmap, 0, sizeof (socket.lastmap)); 135 memset (&pl->ns->lastmap, 0, sizeof (pl->ns->lastmap));
156 136
157 if (socket.newmapcmd == 1) 137 if (pl->ns->newmapcmd == 1)
158 socket.send_packet ("newmap"); 138 pl->ns->send_packet ("newmap");
159 139
160 socket.update_look = 1; 140 pl->ns->floorbox_reset ();
161 socket.look_position = 0;
162} 141}
163 142
164/** check for map change and send new map data */ 143/** check for map/region change and send new map data */
165static void 144static void
166check_map_change (player *pl) 145check_map_change (player *pl)
167{ 146{
168 client_socket &socket = *pl->socket; 147 client &socket = *pl->ns;
169 object *ob = pl->ob; 148 object *ob = pl->ob;
170 char buf[MAX_BUF]; /* eauugggh */ 149 char buf[MAX_BUF]; /* eauugggh */
171 150
172 if (socket.current_map != ob->map) 151 if (socket.current_map != ob->map)
173 { 152 {
… …
189 flags |= 4; 168 flags |= 4;
190 if (ob->map->tile_path[3]) 169 if (ob->map->tile_path[3])
191 flags |= 8; 170 flags |= 8;
192 171
193 snprintf (buf, MAX_BUF, "mapinfo - spatial %d %d %d %d %d %s", 172 snprintf (buf, MAX_BUF, "mapinfo - spatial %d %d %d %d %d %s",
194 flags, socket.mapx / 2 - ob->x, socket.mapy / 2 - ob->y, ob->map->width, ob->map->height, ob->map->path); 173 flags, socket.mapx / 2 - ob->x, socket.mapy / 2 - ob->y, ob->map->width, ob->map->height, &ob->map->path);
195 } 174 }
196 else 175 else
197 snprintf (buf, MAX_BUF, "mapinfo current"); 176 snprintf (buf, MAX_BUF, "mapinfo current");
198 177
199 socket.send_packet (buf); 178 socket.send_packet (buf);
… …
207 if (socket.buggy_mapscroll && (abs (dx) > 8 || abs (dy) > 8)) 186 if (socket.buggy_mapscroll && (abs (dx) > 8 || abs (dy) > 8))
208 clear_map (pl); // current (<= 1.9.1) clients have unchecked buffer overflows 187 clear_map (pl); // current (<= 1.9.1) clients have unchecked buffer overflows
209 else 188 else
210 { 189 {
211 socket_map_scroll (&socket, ob->x - socket.current_x, ob->y - socket.current_y); 190 socket_map_scroll (&socket, ob->x - socket.current_x, ob->y - socket.current_y);
212 socket.update_look = 1; 191 socket.floorbox_reset ();
213 socket.look_position = 0;
214 } 192 }
215 } 193 }
216 194
217 socket.current_x = ob->x; 195 socket.current_x = ob->x;
218 socket.current_y = ob->y; 196 socket.current_y = ob->y;
197
198 region *reg = ob->region ();
199 if (socket.current_region != reg)
200 {
201 socket.current_region = reg;
202 socket.send_packet_printf ("drawinfo 0 You are now %s.\n(use whereami for more details)", &reg->longname);
203 }
204}
205
206/**
207 * RequestInfo is sort of a meta command. There is some specific
208 * request of information, but we call other functions to provide
209 * that information.
210 */
211void
212RequestInfo (char *buf, int len, client * ns)
213{
214 char *params = NULL, *cp;
215
216 /* No match */
217 char bigbuf[MAX_BUF];
218 int slen;
219
220 /* Set up replyinfo before we modify any of the buffers - this is used
221 * if we don't find a match.
222 */
223 strcpy (bigbuf, "replyinfo ");
224 slen = strlen (bigbuf);
225 safe_strcat (bigbuf, buf, &slen, MAX_BUF);
226
227 /* find the first space, make it null, and update the
228 * params pointer.
229 */
230 for (cp = buf; *cp != '\0'; cp++)
231 if (*cp == ' ')
232 {
233 *cp = '\0';
234 params = cp + 1;
235 break;
236 }
237
238 if (!strcmp (buf, "image_info"))
239 send_image_info (ns, params);
240 else if (!strcmp (buf, "image_sums"))
241 send_image_sums (ns, params);
242 else if (!strcmp (buf, "skill_info"))
243 send_skill_info (ns, params);
244 else if (!strcmp (buf, "spell_paths"))
245 send_spell_paths (ns, params);
246 else
247 ns->send_packet (bigbuf, len);
219} 248}
220 249
221void 250void
222ExtCmd (char *buf, int len, player *pl) 251ExtCmd (char *buf, int len, player *pl)
223{ 252{
224 INVOKE_PLAYER (EXTCMD, pl, ARG_DATA (buf, len)); 253 INVOKE_PLAYER (EXTCMD, pl, ARG_DATA (buf, len));
254}
255
256void
257ExtiCmd (char *buf, int len, client *ns)
258{
259 INVOKE_CLIENT (EXTICMD, ns, ARG_DATA (buf, len));
225} 260}
226 261
227void 262void
228MapInfoCmd (char *buf, int len, player *pl) 263MapInfoCmd (char *buf, int len, player *pl)
229{ 264{
… …
244 buf += 8; 279 buf += 8;
245 280
246 // initial map and its origin 281 // initial map and its origin
247 maptile *map = pl->ob->map; 282 maptile *map = pl->ob->map;
248 sint16 dx, dy; 283 sint16 dx, dy;
249 int mapx = pl->socket->mapx / 2 - pl->ob->x; 284 int mapx = pl->ns->mapx / 2 - pl->ob->x;
250 int mapy = pl->socket->mapy / 2 - pl->ob->y; 285 int mapy = pl->ns->mapy / 2 - pl->ob->y;
251 int max_distance = 8; // limit maximum path length to something generous 286 int max_distance = 8; // limit maximum path length to something generous
252 287
253 while (*buf && map && max_distance) 288 while (*buf && map && max_distance)
254 { 289 {
255 int dir = *buf++; 290 int dir = *buf++;
256 291
257 switch (dir) 292 switch (dir)
258 { 293 {
259 case '1': 294 case '1':
260 dx = 0; 295 dx = 0;
261 dy = -1; 296 dy = -1;
262 map = get_map_from_coord (map, &dx, &dy); 297 map = map->xy_find (dx, dy);
263 map && (mapy -= map->height); 298 map && (mapy -= map->height);
264 break; 299 break;
265 case '2': 300 case '2':
266 mapx += map->width; 301 mapx += map->width;
267 dx = map->width; 302 dx = map->width;
268 dy = 0; 303 dy = 0;
269 map = get_map_from_coord (map, &dx, &dy); 304 map = map->xy_find (dx, dy);
270 break; 305 break;
271 case '3': 306 case '3':
272 mapy += map->height; 307 mapy += map->height;
273 dx = 0; 308 dx = 0;
274 dy = map->height; 309 dy = map->height;
275 map = get_map_from_coord (map, &dx, &dy); 310 map = map->xy_find (dx, dy);
276 break; 311 break;
277 case '4': 312 case '4':
278 dx = -1; 313 dx = -1;
279 dy = 0; 314 dy = 0;
280 map = get_map_from_coord (map, &dx, &dy); 315 map = map->xy_find (dx, dy);
281 map && (mapx -= map->width); 316 map && (mapx -= map->width);
282 break; 317 break;
283 } 318 }
284 319
285 --max_distance; 320 --max_distance;
286 } 321 }
287 322
… …
298 if (map->tile_path[2]) 333 if (map->tile_path[2])
299 flags |= 4; 334 flags |= 4;
300 if (map->tile_path[3]) 335 if (map->tile_path[3])
301 flags |= 8; 336 flags |= 8;
302 337
303 snprintf (bigbuf, MAX_BUF, "mapinfo %s spatial %d %d %d %d %d %s", token, flags, mapx, mapy, map->width, map->height, map->path); 338 snprintf (bigbuf, MAX_BUF, "mapinfo %s spatial %d %d %d %d %d %s", token, flags, mapx, mapy, map->width, map->height, &map->path);
304 } 339 }
305 else 340 else
306 snprintf (bigbuf, MAX_BUF, "mapinfo %s nomap", token); 341 snprintf (bigbuf, MAX_BUF, "mapinfo %s nomap", token);
307 } 342 }
308 else 343 else
309 snprintf (bigbuf, MAX_BUF, "mapinfo %s unsupported", token); 344 snprintf (bigbuf, MAX_BUF, "mapinfo %s unsupported", token);
310 345
311 pl->socket->send_packet (bigbuf); 346 pl->ns->send_packet (bigbuf);
312} 347}
313 348
314/** This is the Setup cmd - easy first implementation */ 349/** This is the Setup cmd - easy first implementation */
315void 350void
316SetUp (char *buf, int len, client_socket * ns) 351SetUp (char *buf, int len, client * ns)
317{ 352{
318 int s, slen; 353 int s, slen;
319 char *cmd, *param, cmdback[HUGE_BUF]; 354 char *cmd, *param, cmdback[HUGE_BUF];
320 355
321 /* run through the cmds of setup 356 /* run through the cmds of setup
… …
363 { 398 {
364 ns->sound = atoi (param); 399 ns->sound = atoi (param);
365 safe_strcat (cmdback, param, &slen, HUGE_BUF); 400 safe_strcat (cmdback, param, &slen, HUGE_BUF);
366 } 401 }
367 else if (!strcmp (cmd, "exp64")) 402 else if (!strcmp (cmd, "exp64"))
368 {
369 ns->exp64 = atoi (param);
370 safe_strcat (cmdback, param, &slen, HUGE_BUF); 403 safe_strcat (cmdback, param, &slen, HUGE_BUF);
371 }
372 else if (!strcmp (cmd, "spellmon")) 404 else if (!strcmp (cmd, "spellmon"))
373 { 405 {
374 ns->monitor_spells = atoi (param); 406 ns->monitor_spells = atoi (param);
375 safe_strcat (cmdback, param, &slen, HUGE_BUF); 407 safe_strcat (cmdback, param, &slen, HUGE_BUF);
376 } 408 }
… …
399 } 431 }
400 else if (!strcmp (cmd, "newmapcmd")) 432 else if (!strcmp (cmd, "newmapcmd"))
401 { 433 {
402 ns->newmapcmd = atoi (param); 434 ns->newmapcmd = atoi (param);
403 safe_strcat (cmdback, param, &slen, HUGE_BUF); 435 safe_strcat (cmdback, param, &slen, HUGE_BUF);
404// } else if (!strcmp(cmd,"plugincmd")) {
405// ns->plugincmd = atoi(param);
406// safe_strcat(cmdback, param, &slen, HUGE_BUF);
407 } 436 }
408 else if (!strcmp (cmd, "mapinfocmd")) 437 else if (!strcmp (cmd, "mapinfocmd"))
409 { 438 {
410 ns->mapinfocmd = atoi (param); 439 ns->mapinfocmd = atoi (param);
411 safe_strcat (cmdback, "1", &slen, HUGE_BUF); 440 safe_strcat (cmdback, "1", &slen, HUGE_BUF);
… …
430 char tmpbuf[20]; 459 char tmpbuf[20];
431 int q = atoi (param); 460 int q = atoi (param);
432 461
433 if (is_valid_faceset (q)) 462 if (is_valid_faceset (q))
434 ns->faceset = q; 463 ns->faceset = q;
464
435 sprintf (tmpbuf, "%d", ns->faceset); 465 sprintf (tmpbuf, "%d", ns->faceset);
436 safe_strcat (cmdback, tmpbuf, &slen, HUGE_BUF); 466 safe_strcat (cmdback, tmpbuf, &slen, HUGE_BUF);
437 /* if the client is using faceset, it knows about image2 command */ 467 /* if the client is using faceset, it knows about image2 command */
438 ns->image2 = 1; 468 ns->image2 = 1;
439 } 469 }
… …
467 if (*cp == 'x' || *cp == 'X') 497 if (*cp == 'x' || *cp == 'X')
468 { 498 {
469 y = atoi (cp + 1); 499 y = atoi (cp + 1);
470 break; 500 break;
471 } 501 }
502
472 if (x < 9 || y < 9 || x > MAP_CLIENT_X || y > MAP_CLIENT_Y) 503 if (x < 9 || y < 9 || x > MAP_CLIENT_X || y > MAP_CLIENT_Y)
473 { 504 {
474 sprintf (tmpbuf, " %dx%d", MAP_CLIENT_X, MAP_CLIENT_Y); 505 sprintf (tmpbuf, " %dx%d", MAP_CLIENT_X, MAP_CLIENT_Y);
475 safe_strcat (cmdback, tmpbuf, &slen, HUGE_BUF); 506 safe_strcat (cmdback, tmpbuf, &slen, HUGE_BUF);
476 } 507 }
… …
531 * This is what takes care of it. We tell the client how things worked out. 562 * This is what takes care of it. We tell the client how things worked out.
532 * I am not sure if this file is the best place for this function. however, 563 * I am not sure if this file is the best place for this function. however,
533 * it either has to be here or init_sockets needs to be exported. 564 * it either has to be here or init_sockets needs to be exported.
534 */ 565 */
535void 566void
536AddMeCmd (char *buf, int len, client_socket * ns) 567AddMeCmd (char *buf, int len, client * ns)
537{ 568{
538 Settings oldsettings; 569 INVOKE_CLIENT (ADDME, ns, ARG_DATA (buf, len));
539
540 oldsettings = settings;
541 if (ns->status != Ns_Add || add_player (ns))
542 ns->send_packet ("addme_failed");
543 else
544 ns->send_packet ("addme_success");
545
546 settings = oldsettings;
547} 570}
548 571
549/** Reply to ExtendedInfos command */ 572/** Reply to ExtendedInfos command */
550void 573void
551ToggleExtendedInfos (char *buf, int len, client_socket * ns) 574ToggleExtendedInfos (char *buf, int len, client * ns)
552{ 575{
553 char cmdback[MAX_BUF]; 576 char cmdback[MAX_BUF];
554 char command[50]; 577 char command[50];
555 int info, nextinfo; 578 int info, nextinfo;
556 579
… …
607#define MSG_TYPE_MONUMENT 5 630#define MSG_TYPE_MONUMENT 5
608#define MSG_TYPE_SCRIPTED_DIALOG 6*/ 631#define MSG_TYPE_SCRIPTED_DIALOG 6*/
609 632
610/** Reply to ExtendedInfos command */ 633/** Reply to ExtendedInfos command */
611void 634void
612ToggleExtendedText (char *buf, int len, client_socket * ns) 635ToggleExtendedText (char *buf, int len, client * ns)
613{ 636{
614 char cmdback[MAX_BUF]; 637 char cmdback[MAX_BUF];
615 char temp[10]; 638 char temp[10];
616 char command[50]; 639 char command[50];
617 int info, nextinfo, i, flag; 640 int info, nextinfo, i, flag;
… …
661 684
662 ns->send_packet (cmdback); 685 ns->send_packet (cmdback);
663} 686}
664 687
665/** 688/**
666 * A lot like the old AskSmooth (in fact, now called by AskSmooth).
667 * Basically, it makes no sense to wait for the client to request a
668 * a piece of data from us that we know the client wants. So
669 * if we know the client wants it, might as well push it to the
670 * client.
671 */
672static void
673SendSmooth (client_socket * ns, uint16 face)
674{
675 uint16 smoothface;
676
677 /* If we can't find a face, return and set it so we won't try to send this
678 * again.
679 */
680 if ((!FindSmooth (face, &smoothface)) && (!FindSmooth (smooth_face->number, &smoothface)))
681 {
682
683 LOG (llevError, "could not findsmooth for %d. Neither default (%s)\n", face, &smooth_face->name);
684 ns->faces_sent[face] |= NS_FACESENT_SMOOTH;
685 return;
686 }
687
688 if (!(ns->faces_sent[smoothface] & NS_FACESENT_FACE))
689 esrv_send_face (ns, smoothface, 0);
690
691 ns->faces_sent[face] |= NS_FACESENT_SMOOTH;
692
693 packet sl;
694
695 sl << "smooth "
696 << uint16 (face)
697 << uint16 (smoothface);
698
699 ns->send_packet (sl);
700}
701
702 /**
703 * Tells client the picture it has to use 689 * Tells client the picture it has to use
704 * to smooth a picture number given as argument. 690 * to smooth a picture number given as argument.
705 */ 691 */
706void 692void
707AskSmooth (char *buf, int len, client_socket * ns) 693AskSmooth (char *buf, int len, client *ns)
708{ 694{
709 uint16 facenbr; 695 ns->send_face (atoi (buf));
710
711 facenbr = atoi (buf);
712 SendSmooth (ns, facenbr);
713} 696}
714 697
715/** 698/**
716 * This handles the general commands from the client (ie, north, fire, cast, 699 * This handles the general commands from the client (ie, north, fire, cast,
717 * etc.) 700 * etc.)
718 */ 701 */
719void 702void
720PlayerCmd (char *buf, int len, player *pl) 703PlayerCmd (char *buf, int len, player *pl)
721{ 704{
722
723 /* The following should never happen with a proper or honest client.
724 * Therefore, the error message doesn't have to be too clear - if
725 * someone is playing with a hacked/non working client, this gives them
726 * an idea of the problem, but they deserve what they get
727 */
728 if (pl->state != ST_PLAYING)
729 {
730 new_draw_info_format (NDI_UNIQUE, 0, pl->ob, "You can not issue commands - state is not ST_PLAYING (%s)", buf);
731 return;
732 }
733 /* Check if there is a count. In theory, a zero count could also be 705 /* Check if there is a count. In theory, a zero count could also be
734 * sent, so check for that also. 706 * sent, so check for that also.
735 */ 707 */
736 if (atoi (buf) || buf[0] == '0') 708 if (atoi (buf) || buf[0] == '0')
737 { 709 {
738 pl->count = atoi ((char *) buf); 710 pl->count = atoi ((char *) buf);
711
739 buf = strchr (buf, ' '); /* advance beyond the numbers */ 712 buf = strchr (buf, ' '); /* advance beyond the numbers */
740 if (!buf) 713 if (!buf)
741 {
742#ifdef ESRV_DEBUG
743 LOG (llevDebug, "PlayerCmd: Got count but no command.\n");
744#endif
745 return; 714 return;
746 } 715
747 buf++; 716 buf++;
748 } 717 }
749 /* This should not happen anymore. */ 718
750 if (pl->ob->speed_left < -1.0)
751 {
752 LOG (llevError, "Player has negative time - shouldn't do command.\n");
753 }
754 /* In c_new.c */
755 execute_newserver_command (pl->ob, (char *) buf); 719 execute_newserver_command (pl->ob, (char *) buf);
756 /* Perhaps something better should be done with a left over count.
757 * Cleaning up the input should probably be done first - all actions
758 * for the command that issued the count should be done before any other
759 * commands.
760 */
761 720
762 pl->count = 0;
763
764}
765
766
767/**
768 * This handles the general commands from the client (ie, north, fire, cast,
769 * etc.). It is a lot like PlayerCmd above, but is called with the
770 * 'ncom' method which gives more information back to the client so it
771 * can throttle.
772 */
773void
774NewPlayerCmd (uint8 * buf, int len, player *pl)
775{
776 int time, repeat;
777 char command[MAX_BUF];
778 int pktlen;
779
780 if (len < 7)
781 {
782 LOG (llevDebug, "Corrupt ncom command <%s> not long enough - discarding\n", buf);
783 return;
784 }
785
786 pktlen = net_uint16 (buf);
787 repeat = net_uint32 (buf + 2);
788
789 /* -1 is special - no repeat, but don't update */
790 if (repeat != -1)
791 pl->count = repeat;
792
793 if ((len - 4) >= MAX_BUF)
794 len = MAX_BUF - 5;
795
796 strncpy ((char *) command, (char *) buf + 6, len - 4);
797 command[len - 4] = '\0';
798
799 /* The following should never happen with a proper or honest client.
800 * Therefore, the error message doesn't have to be too clear - if
801 * someone is playing with a hacked/non working client, this gives them
802 * an idea of the problem, but they deserve what they get
803 */
804 if (pl->state != ST_PLAYING)
805 {
806 new_draw_info_format (NDI_UNIQUE, 0, pl->ob, "You can not issue commands - state is not ST_PLAYING (%s)", buf);
807 return;
808 }
809
810 /* This should not happen anymore. */
811 if (pl->ob->speed_left < -1.0)
812 LOG (llevError, "Player has negative time - shouldn't do command.\n");
813
814 /* In c_new.c */
815 execute_newserver_command (pl->ob, (char *) command);
816 /* Perhaps something better should be done with a left over count. 721 /* Perhaps something better should be done with a left over count.
817 * Cleaning up the input should probably be done first - all actions 722 * Cleaning up the input should probably be done first - all actions
818 * for the command that issued the count should be done before any other 723 * for the command that issued the count should be done before any other
819 * commands. 724 * commands.
820 */ 725 */
821 pl->count = 0; 726 pl->count = 0;
727}
822 728
823 if (FABS (pl->ob->speed) < 0.001) 729
730/**
731 * This handles the general commands from the client (ie, north, fire, cast,
732 * etc.). It is a lot like PlayerCmd above, but is called with the
733 * 'ncom' method which gives more information back to the client so it
734 * can throttle.
735 */
736void
737NewPlayerCmd (char *buf, int len, player *pl)
738{
739 if (len <= 6)
740 {
741 LOG (llevDebug, "Corrupt ncom command <%s> not long enough - discarding\n", buf);
742 return;
743 }
744
745 uint16 cmdid = net_uint16 ((uint8 *)buf);
746 sint32 repeat = net_sint32 ((uint8 *)buf + 2);
747
748 /* -1 is special - no repeat, but don't update */
749 if (repeat != -1)
750 pl->count = repeat;
751
752 buf += 6; //len -= 6;
753
754 execute_newserver_command (pl->ob, buf);
755
756 /* Perhaps something better should be done with a left over count.
757 * Cleaning up the input should probably be done first - all actions
758 * for the command that issued the count should be done before any other
759 * commands.
760 */
761 pl->count = 0;
762
763 //TODO: schmorp thinks whatever this calculates, it makes no sense at all
764 int time = fabs (pl->ob->speed) < 0.001
824 time = MAX_TIME * 100; 765 ? time = MAX_TIME * 100
825 else
826 time = (int) (MAX_TIME / FABS (pl->ob->speed)); 766 : time = (int) (MAX_TIME / fabs (pl->ob->speed));
827 767
828 /* Send confirmation of command execution now */ 768 /* Send confirmation of command execution now */
829 769 packet sl ("comc");
830 packet sl;
831 sl << "comc " << uint16 (pktlen) << uint32 (time); 770 sl << uint16 (cmdid) << uint32 (time);
832 pl->socket->send_packet (sl); 771 pl->ns->send_packet (sl);
833} 772}
834
835 773
836/** This is a reply to a previous query. */ 774/** This is a reply to a previous query. */
837void 775void
838ReplyCmd (char *buf, int len, player *pl) 776ReplyCmd (char *buf, int len, client *ns)
839{ 777{
778 if (ns->state == ST_CUSTOM)
779 {
780 INVOKE_CLIENT (REPLY, ns, ARG_DATA (buf, len));
781 return;
782 }
783
784 if (!ns->pl)
785 return; //TODO: depends on the exact reply we are after
786 //TODO: but right now, we always have a ns->pl
787
788 player *pl = ns->pl;
789
840 /* This is to synthesize how the data would be stored if it 790 /* This is to synthesize how the data would be stored if it
841 * was normally entered. A bit of a hack, and should be cleaned up 791 * was normally entered. A bit of a hack, and should be cleaned up
842 * once all the X11 code is removed from the server. 792 * once all the X11 code is removed from the server.
843 * 793 *
844 * We pass 13 to many of the functions because this way they 794 * We pass 13 to many of the functions because this way they
845 * think it was the carriage return that was entered, and the 795 * think it was the carriage return that was entered, and the
846 * function then does not try to do additional input. 796 * function then does not try to do additional input.
847 */ 797 */
848 snprintf (pl->write_buf, sizeof (pl->write_buf), ":%s", buf); 798 snprintf (pl->write_buf, sizeof (pl->write_buf), ":%s", buf);
849 799
850 /* this avoids any hacking here */ 800 /* this avoids any hacking here */
851 801
852 switch (pl->state) 802 switch (ns->state)
853 { 803 {
854 case ST_PLAYING: 804 case ST_PLAYING:
855 LOG (llevError, "Got reply message with ST_PLAYING input state\n"); 805 LOG (llevError, "Got reply message with ST_PLAYING input state\n");
856 break; 806 break;
857 807
858 case ST_PLAY_AGAIN:
859 /* We can check this for return value (2==quit). Maybe we
860 * should, and do something appropriate?
861 */
862 receive_play_again (pl->ob, buf[0]);
863 break;
864
865 case ST_ROLL_STAT:
866 key_roll_stat (pl->ob, buf[0]);
867 break;
868
869 case ST_CHANGE_CLASS: 808 case ST_CHANGE_CLASS:
870
871 key_change_class (pl->ob, buf[0]); 809 key_change_class (pl->ob, buf[0]);
872 break; 810 break;
873 811
874 case ST_CONFIRM_QUIT:
875 key_confirm_quit (pl->ob, buf[0]);
876 break;
877
878 case ST_CONFIGURE:
879 LOG (llevError, "In client input handling, but into configure state\n");
880 pl->state = ST_PLAYING;
881 break;
882
883 case ST_GET_NAME:
884 receive_player_name (pl->ob, 13);
885 break;
886
887 case ST_GET_PASSWORD:
888 case ST_CONFIRM_PASSWORD:
889 receive_player_password (pl->ob, 13);
890 break;
891
892 case ST_GET_PARTY_PASSWORD: /* Get password for party */ 812 case ST_GET_PARTY_PASSWORD: /* Get password for party */
893 receive_party_password (pl->ob, 13); 813 receive_party_password (pl->ob, 13);
894 break; 814 break;
895 815
896 default: 816 default:
897 LOG (llevError, "Unknown input state: %d\n", pl->state); 817 LOG (llevError, "Unknown input state: %d\n", ns->state);
898 } 818 }
899} 819}
900 820
901/** 821/**
902 * Client tells its version. If there is a mismatch, we close the 822 * Client tells its version. If there is a mismatch, we close the
… …
904 * something older than the server. If we assume the client will be 824 * something older than the server. If we assume the client will be
905 * backwards compatible, having it be a later version should not be a 825 * backwards compatible, having it be a later version should not be a
906 * problem. 826 * problem.
907 */ 827 */
908void 828void
909VersionCmd (char *buf, int len, client_socket * ns) 829VersionCmd (char *buf, int len, client * ns)
910{ 830{
911 char *cp;
912 char version_warning[256];
913
914 if (!buf) 831 if (!buf)
915 { 832 {
916 LOG (llevError, "CS: received corrupted version command\n"); 833 LOG (llevError, "CS: received corrupted version command\n");
917 return; 834 return;
918 } 835 }
919 836
920 ns->cs_version = atoi (buf); 837 ns->cs_version = atoi (buf);
921 ns->sc_version = ns->cs_version; 838 ns->sc_version = ns->cs_version;
839
840 LOG (llevDebug, "connection from client <%s>\n", buf);
841
842 //TODO: should log here just for statistics
843
922 if (VERSION_CS != ns->cs_version) 844 //if (VERSION_CS != ns->cs_version)
923 { 845 // unchecked;
924#ifdef ESRV_DEBUG 846
925 LOG (llevDebug, "CS: csversion mismatch (%d,%d)\n", VERSION_CS, ns->cs_version);
926#endif
927 }
928 cp = strchr (buf + 1, ' '); 847 char *cp = strchr (buf + 1, ' ');
929 if (!cp) 848 if (!cp)
930 return; 849 return;
850
931 ns->sc_version = atoi (cp); 851 ns->sc_version = atoi (cp);
852
932 if (VERSION_SC != ns->sc_version) 853 //if (VERSION_SC != ns->sc_version)
933 { 854 // unchecked;
934#ifdef ESRV_DEBUG 855
935 LOG (llevDebug, "CS: scversion mismatch (%d,%d)\n", VERSION_SC, ns->sc_version);
936#endif
937 }
938 cp = strchr (cp + 1, ' '); 856 cp = strchr (cp + 1, ' ');
857
939 if (cp) 858 if (cp)
940 { 859 {
941 LOG (llevDebug, "CS: connection from client of type <%s>, ip %s\n", cp, ns->host); 860 assign (ns->version, cp + 1);
942 861
943 snprintf (ns->client, sizeof (ns->client), "%s", cp + 1);
944
945 /* This is first implementation - i skip all beta DX clients with it
946 * Add later stuff here for other clients
947 */
948
949 /* these are old dxclients */
950 /* Version 1024 added support for singular + plural name values -
951 * requiing this minimal value reduces complexity of that code, and it
952 * has been around for a long time.
953 */
954 if (ns->sc_version < 1026) 862 if (ns->sc_version < 1026)
955 { 863 ns->send_packet_printf ("drawinfo %d %s", NDI_RED,
956 sprintf (version_warning, "drawinfo %d %s", NDI_RED,
957 "**** VERSION WARNING ****\n**** CLIENT IS TOO OLD!! UPDATE THE CLIENT!! ****"); 864 "**** VERSION WARNING ****\n**** CLIENT IS TOO OLD!! UPDATE THE CLIENT!! ****");
958 ns->send_packet (version_warning);
959 }
960
961 } 865 }
962} 866}
963 867
964/** sound related functions. */ 868/** sound related functions. */
965
966void 869void
967SetSound (char *buf, int len, client_socket * ns) 870SetSound (char *buf, int len, client * ns)
968{ 871{
969 ns->sound = atoi (buf); 872 ns->sound = atoi (buf);
970} 873}
971 874
972/** client wants the map resent */ 875/** client wants the map resent */
973
974void 876void
975MapRedrawCmd (char *buf, int len, player *pl) 877MapRedrawCmd (char *buf, int len, player *pl)
976{ 878{
977
978/* This function is currently disabled; just clearing the map state results in 879/* This function is currently disabled; just clearing the map state results in
979 * display errors. It should clear the cache and send a newmap command. 880 * display errors. It should clear the cache and send a newmap command.
980 * Unfortunately this solution does not work because some client versions send 881 * Unfortunately this solution does not work because some client versions send
981 * a mapredraw command after receiving a newmap command. 882 * a mapredraw command after receiving a newmap command.
982 */ 883 */
983#if 0
984 /* Okay, this is MAJOR UGLY. but the only way I know how to
985 * clear the "cache"
986 */
987 memset (&pl->socket->lastmap, 0, sizeof (struct Map));
988 draw_client_map (pl->ob);
989#endif
990} 884}
991 885
992/** 886/**
993 * Moves an object (typically, container to inventory). 887 * Moves an object (typically, container to inventory).
994 * syntax is: move (to) (tag) (nrof) 888 * syntax is: move (to) (tag) (nrof)
… …
997MoveCmd (char *buf, int len, player *pl) 891MoveCmd (char *buf, int len, player *pl)
998{ 892{
999 int vals[3], i; 893 int vals[3], i;
1000 894
1001 /* A little funky here. We only cycle for 2 records, because 895 /* A little funky here. We only cycle for 2 records, because
1002 * we obviously am not going to find a space after the third 896 * we obviously are not going to find a space after the third
1003 * record. Perhaps we should just replace this with a 897 * record. Perhaps we should just replace this with a
1004 * sscanf? 898 * sscanf?
1005 */ 899 */
1006 for (i = 0; i < 2; i++) 900 for (i = 0; i < 2; i++)
1007 { 901 {
1008 vals[i] = atoi (buf); 902 vals[i] = atoi (buf);
903
1009 if (!(buf = strchr (buf, ' '))) 904 if (!(buf = strchr (buf, ' ')))
1010 { 905 {
1011 LOG (llevError, "Incomplete move command: %s\n", buf); 906 LOG (llevError, "Incomplete move command: %s\n", buf);
1012 return; 907 return;
1013 } 908 }
909
1014 buf++; 910 buf++;
1015 } 911 }
912
1016 vals[2] = atoi (buf); 913 vals[2] = atoi (buf);
1017 914
1018/* LOG(llevDebug,"Move item %d (nrof=%d) to %d.\n", vals[1], vals[2], vals[0]);*/ 915/* LOG(llevDebug,"Move item %d (nrof=%d) to %d.\n", vals[1], vals[2], vals[0]);*/
1019 esrv_move_object (pl->ob, vals[0], vals[1], vals[2]); 916 esrv_move_object (pl->ob, vals[0], vals[1], vals[2]);
1020} 917}
1021
1022
1023 918
1024/****************************************************************************** 919/******************************************************************************
1025 * 920 *
1026 * Start of commands the server sends to the client. 921 * Start of commands the server sends to the client.
1027 * 922 *
… …
1030/** 925/**
1031 * Asks the client to query the user. This way, the client knows 926 * Asks the client to query the user. This way, the client knows
1032 * it needs to send something back (vs just printing out a message) 927 * it needs to send something back (vs just printing out a message)
1033 */ 928 */
1034void 929void
1035send_query (client_socket * ns, uint8 flags, char *text) 930send_query (client *ns, uint8 flags, char *text)
1036{ 931{
1037 char buf[MAX_BUF];
1038
1039 sprintf (buf, "query %d %s", flags, text ? text : ""); 932 ns->send_packet_printf ("query %d %s", flags, text ? text : "");
1040 ns->send_packet (buf);
1041} 933}
1042 934
1043#define AddIfInt64(Old,New,Type) if (Old != New) {\ 935#define AddIfInt64(Old,New,Type) if (Old != New) {\
1044 Old = New; \ 936 Old = New; \
1045 sl << uint8 (Type) << uint64 (New); \ 937 sl << uint8 (Type) << uint64 (New); \
… …
1075esrv_update_stats (player *pl) 967esrv_update_stats (player *pl)
1076{ 968{
1077 char buf[MAX_BUF]; 969 char buf[MAX_BUF];
1078 uint16 flags; 970 uint16 flags;
1079 971
1080 packet sl; 972 client *ns = pl->ns;
1081 sl << "stats "; 973 if (!ns)
974 return;
1082 975
1083 if (pl->ob != NULL) 976 object *ob = pl->ob;
1084 { 977 if (!ob)
978 return;
979
980 packet sl ("stats");
981
1085 AddIfShort (pl->last_stats.hp, pl->ob->stats.hp, CS_STAT_HP); 982 AddIfShort (ns->last_stats.hp, ob->stats.hp, CS_STAT_HP);
1086 AddIfShort (pl->last_stats.maxhp, pl->ob->stats.maxhp, CS_STAT_MAXHP); 983 AddIfShort (ns->last_stats.maxhp, ob->stats.maxhp, CS_STAT_MAXHP);
1087 AddIfShort (pl->last_stats.sp, pl->ob->stats.sp, CS_STAT_SP); 984 AddIfShort (ns->last_stats.sp, ob->stats.sp, CS_STAT_SP);
1088 AddIfShort (pl->last_stats.maxsp, pl->ob->stats.maxsp, CS_STAT_MAXSP); 985 AddIfShort (ns->last_stats.maxsp, ob->stats.maxsp, CS_STAT_MAXSP);
1089 AddIfShort (pl->last_stats.grace, pl->ob->stats.grace, CS_STAT_GRACE); 986 AddIfShort (ns->last_stats.grace, ob->stats.grace, CS_STAT_GRACE);
1090 AddIfShort (pl->last_stats.maxgrace, pl->ob->stats.maxgrace, CS_STAT_MAXGRACE); 987 AddIfShort (ns->last_stats.maxgrace, ob->stats.maxgrace, CS_STAT_MAXGRACE);
1091 AddIfShort (pl->last_stats.Str, pl->ob->stats.Str, CS_STAT_STR); 988 AddIfShort (ns->last_stats.Str, ob->stats.Str, CS_STAT_STR);
1092 AddIfShort (pl->last_stats.Int, pl->ob->stats.Int, CS_STAT_INT);
1093 AddIfShort (pl->last_stats.Pow, pl->ob->stats.Pow, CS_STAT_POW);
1094 AddIfShort (pl->last_stats.Wis, pl->ob->stats.Wis, CS_STAT_WIS);
1095 AddIfShort (pl->last_stats.Dex, pl->ob->stats.Dex, CS_STAT_DEX); 989 AddIfShort (ns->last_stats.Dex, ob->stats.Dex, CS_STAT_DEX);
1096 AddIfShort (pl->last_stats.Con, pl->ob->stats.Con, CS_STAT_CON); 990 AddIfShort (ns->last_stats.Con, ob->stats.Con, CS_STAT_CON);
991 AddIfShort (ns->last_stats.Int, ob->stats.Int, CS_STAT_INT);
992 AddIfShort (ns->last_stats.Wis, ob->stats.Wis, CS_STAT_WIS);
993 AddIfShort (ns->last_stats.Pow, ob->stats.Pow, CS_STAT_POW);
1097 AddIfShort (pl->last_stats.Cha, pl->ob->stats.Cha, CS_STAT_CHA); 994 AddIfShort (ns->last_stats.Cha, ob->stats.Cha, CS_STAT_CHA);
1098 }
1099 995
1100 if (pl->socket->exp64)
1101 {
1102 uint8 s;
1103
1104 for (s = 0; s < NUM_SKILLS; s++) 996 for (int s = 0; s < NUM_SKILLS; s++)
1105 { 997 if (object *skill = pl->last_skill_ob[s])
1106 if (pl->last_skill_ob[s] && pl->last_skill_exp[s] != pl->last_skill_ob[s]->stats.exp) 998 if (skill->stats.exp != ns->last_skill_exp [s])
1107 { 999 {
1000 ns->last_skill_exp [s] = skill->stats.exp;
1001
1108 /* Always send along the level if exp changes. This is only 1002 /* Always send along the level if exp changes. This is only
1109 * 1 extra byte, but keeps processing simpler. 1003 * 1 extra byte, but keeps processing simpler.
1110 */ 1004 */
1111 sl << uint8 (s + CS_STAT_SKILLINFO) 1005 sl << uint8 (s + CS_STAT_SKILLINFO)
1112 << uint8 (pl->last_skill_ob[s]->level) 1006 << uint8 (skill->level)
1113 << uint64 (pl->last_skill_ob[s]->stats.exp); 1007 << uint64 (skill->stats.exp);
1114
1115 pl->last_skill_exp[s] = pl->last_skill_ob[s]->stats.exp;
1116 } 1008 }
1117 }
1118 }
1119 1009
1120 if (pl->socket->exp64)
1121 { AddIfInt64 (pl->last_stats.exp, pl->ob->stats.exp, CS_STAT_EXP64) } 1010 AddIfInt64 (ns->last_stats.exp, ob->stats.exp, CS_STAT_EXP64);
1122 else
1123 { AddIfInt (pl->last_stats.exp, (int) pl->ob->stats.exp, CS_STAT_EXP) }
1124
1125 AddIfShort (pl->last_level, (char) pl->ob->level, CS_STAT_LEVEL); 1011 AddIfShort (ns->last_level, ob->level, CS_STAT_LEVEL);
1126 AddIfShort (pl->last_stats.wc, pl->ob->stats.wc, CS_STAT_WC); 1012 AddIfShort (ns->last_stats.wc, ob->stats.wc, CS_STAT_WC);
1127 AddIfShort (pl->last_stats.ac, pl->ob->stats.ac, CS_STAT_AC); 1013 AddIfShort (ns->last_stats.ac, ob->stats.ac, CS_STAT_AC);
1128 AddIfShort (pl->last_stats.dam, pl->ob->stats.dam, CS_STAT_DAM); 1014 AddIfShort (ns->last_stats.dam, ob->stats.dam, CS_STAT_DAM);
1129 AddIfFloat (pl->last_speed, pl->ob->speed, CS_STAT_SPEED); 1015 AddIfFloat (ns->last_speed, ob->speed, CS_STAT_SPEED);
1130 AddIfShort (pl->last_stats.food, pl->ob->stats.food, CS_STAT_FOOD); 1016 AddIfShort (ns->last_stats.food, ob->stats.food, CS_STAT_FOOD);
1131 AddIfFloat (pl->last_weapon_sp, pl->weapon_sp, CS_STAT_WEAP_SP); 1017 AddIfFloat (ns->last_weapon_sp, pl->weapon_sp, CS_STAT_WEAP_SP);
1132 AddIfInt (pl->last_weight_limit, (sint32) weight_limit[pl->ob->stats.Str], CS_STAT_WEIGHT_LIM); 1018 AddIfInt (ns->last_weight_limit, weight_limit[ob->stats.Str], CS_STAT_WEIGHT_LIM);
1019
1133 flags = 0; 1020 flags = 0;
1134 1021
1135 if (pl->fire_on) 1022 if (pl->fire_on)
1136 flags |= SF_FIREON; 1023 flags |= SF_FIREON;
1137 1024
1138 if (pl->run_on) 1025 if (pl->run_on)
1139 flags |= SF_RUNON; 1026 flags |= SF_RUNON;
1140 1027
1141 AddIfShort (pl->last_flags, flags, CS_STAT_FLAGS); 1028 AddIfShort (ns->last_flags, flags, CS_STAT_FLAGS);
1142 1029
1143 if (pl->socket->sc_version < 1025) 1030 if (ns->sc_version < 1025)
1144 { AddIfShort (pl->last_resist[ATNR_PHYSICAL], pl->ob->resist[ATNR_PHYSICAL], CS_STAT_ARMOUR) } 1031 { AddIfShort (ns->last_resist[ATNR_PHYSICAL], ob->resist[ATNR_PHYSICAL], CS_STAT_ARMOUR) }
1145 else 1032 else
1146 {
1147 int i;
1148
1149 for (i = 0; i < NROFATTACKS; i++) 1033 for (int i = 0; i < NROFATTACKS; i++)
1150 { 1034 {
1151 /* Skip ones we won't send */ 1035 /* Skip ones we won't send */
1152 if (atnr_cs_stat[i] == -1) 1036 if (atnr_cs_stat[i] == -1)
1153 continue; 1037 continue;
1154 1038
1155 AddIfShort (pl->last_resist[i], pl->ob->resist[i], (char) atnr_cs_stat[i]); 1039 AddIfShort (ns->last_resist[i], ob->resist[i], atnr_cs_stat[i]);
1156 } 1040 }
1157 }
1158 1041
1159 if (pl->socket->monitor_spells) 1042 if (pl->ns->monitor_spells)
1160 { 1043 {
1161 AddIfInt (pl->last_path_attuned, pl->ob->path_attuned, CS_STAT_SPELL_ATTUNE); 1044 AddIfInt (ns->last_path_attuned, ob->path_attuned, CS_STAT_SPELL_ATTUNE);
1162 AddIfInt (pl->last_path_repelled, pl->ob->path_repelled, CS_STAT_SPELL_REPEL); 1045 AddIfInt (ns->last_path_repelled, ob->path_repelled, CS_STAT_SPELL_REPEL);
1163 AddIfInt (pl->last_path_denied, pl->ob->path_denied, CS_STAT_SPELL_DENY); 1046 AddIfInt (ns->last_path_denied, ob->path_denied, CS_STAT_SPELL_DENY);
1164 } 1047 }
1165 1048
1166 rangetostring (pl->ob, buf); /* we want use the new fire & run system in new client */ 1049 rangetostring (ob, buf); /* we want use the new fire & run system in new client */
1167 AddIfString (pl->socket->stats.range, buf, CS_STAT_RANGE); 1050 AddIfString (ns->stats.range, buf, CS_STAT_RANGE);
1168 set_title (pl->ob, buf); 1051 set_title (ob, buf);
1169 AddIfString (pl->socket->stats.title, buf, CS_STAT_TITLE); 1052 AddIfString (ns->stats.title, buf, CS_STAT_TITLE);
1170 1053
1171 /* Only send it away if we have some actual data */ 1054 /* Only send it away if we have some actual data */
1172 if (sl.length () > 6) 1055 if (sl.length () > 6)
1173 pl->socket->send_packet (sl); 1056 ns->send_packet (sl);
1174} 1057}
1175 1058
1176/** 1059/**
1177 * Tells the client that here is a player it should start using. 1060 * Tells the client that here is a player it should start using.
1178 */ 1061 */
1179void 1062void
1180esrv_new_player (player *pl, uint32 weight) 1063esrv_new_player (player *pl, uint32 weight)
1181{ 1064{
1182 pl->last_weight = weight; 1065 packet sl ("player");
1183
1184 packet sl;
1185 sl << "player ";
1186 1066
1187 sl << uint32 (pl->ob->count) 1067 sl << uint32 (pl->ob->count)
1188 << uint32 (weight) 1068 << uint32 (weight)
1189 << uint32 (pl->ob->face->number) 1069 << uint32 (pl->ob->face)
1190 << data8 (pl->ob->name); 1070 << data8 (pl->ob->name);
1191 1071
1072 pl->ns->last_weight = weight;
1192 pl->socket->send_packet (sl); 1073 pl->ns->send_packet (sl);
1193 SET_FLAG (pl->ob, FLAG_CLIENT_SENT); 1074 SET_FLAG (pl->ob, FLAG_CLIENT_SENT);
1194} 1075}
1195
1196/**
1197 * Need to send an animation sequence to the client.
1198 * We will send appropriate face commands to the client if we haven't
1199 * sent them the face yet (this can become quite costly in terms of
1200 * how much we are sending - on the other hand, this should only happen
1201 * when the player logs in and picks stuff up.
1202 */
1203void
1204esrv_send_animation (client_socket * ns, short anim_num)
1205{
1206 int i;
1207
1208 /* Do some checking on the anim_num we got. Note that the animations
1209 * are added in contigous order, so if the number is in the valid
1210 * range, it must be a valid animation.
1211 */
1212 if (anim_num < 0 || anim_num > num_animations)
1213 {
1214 LOG (llevError, "esrv_send_anim (%d) out of bounds??\n", anim_num);
1215 return;
1216 }
1217
1218 packet sl;
1219
1220 sl << "anim "
1221 << uint16 (anim_num)
1222 << uint16 (0); /* flags - not used right now */
1223
1224 /* Build up the list of faces. Also, send any information (ie, the
1225 * the face itself) down to the client.
1226 */
1227 for (i = 0; i < animations[anim_num].num_animations; i++)
1228 {
1229 if (!(ns->faces_sent[animations[anim_num].faces[i]] & NS_FACESENT_FACE))
1230 esrv_send_face (ns, animations[anim_num].faces[i], 0);
1231 sl << uint16 (animations[anim_num].faces[i]); /* flags - not used right now */
1232 }
1233
1234 ns->send_packet (sl);
1235
1236 ns->anims_sent[anim_num] = 1;
1237}
1238
1239 1076
1240/****************************************************************************** 1077/******************************************************************************
1241 * 1078 *
1242 * Start of map related commands. 1079 * Start of map related commands.
1243 * 1080 *
1244 ******************************************************************************/ 1081 ******************************************************************************/
1245 1082
1246/**
1247 * This adds face_num to a map cell at x,y. If the client doesn't have
1248 * the face yet, we will also send it.
1249 */
1250static void
1251esrv_map_setbelow (client_socket * ns, int x, int y, short face_num, struct Map *newmap)
1252{
1253 if (newmap->cells[x][y].count >= MAP_LAYERS)
1254 {
1255 LOG (llevError, "Too many faces in map cell %d %d\n", x, y);
1256 return;
1257 abort ();
1258 }
1259
1260 newmap->cells[x][y].faces[newmap->cells[x][y].count] = face_num;
1261 newmap->cells[x][y].count++;
1262
1263 if (!(ns->faces_sent[face_num] & NS_FACESENT_FACE))
1264 esrv_send_face (ns, face_num, 0);
1265}
1266
1267struct LayerCell
1268{
1269 uint16 xy;
1270 short face;
1271};
1272
1273struct MapLayer
1274{
1275 int count;
1276 struct LayerCell lcells[MAP_CLIENT_X * MAP_CLIENT_Y];
1277};
1278
1279/** Checkes if map cells have changed */
1280static int
1281mapcellchanged (client_socket * ns, int i, int j, struct Map *newmap)
1282{
1283 int k;
1284
1285 if (ns->lastmap.cells[i][j].count != newmap->cells[i][j].count)
1286 return 1;
1287 for (k = 0; k < newmap->cells[i][j].count; k++)
1288 {
1289 if (ns->lastmap.cells[i][j].faces[k] != newmap->cells[i][j].faces[k])
1290 {
1291 return 1;
1292 }
1293 }
1294 return 0;
1295}
1296
1297/**
1298 * Basically, what this does is pack the data into layers.
1299 * cnum is the client number, cur is the the buffer we put all of
1300 * this data into. we return the end of the data. layers is
1301 * how many layers of data we should back.
1302 */
1303static uint8 *
1304compactlayer (client_socket * ns, unsigned char *cur, int numlayers, struct Map *newmap)
1305{
1306 int x, y, k;
1307 int face;
1308 unsigned char *fcur;
1309 struct MapLayer layers[MAP_LAYERS];
1310
1311 for (k = 0; k < MAP_LAYERS; k++)
1312 layers[k].count = 0;
1313 fcur = cur;
1314 for (x = 0; x < ns->mapx; x++)
1315 {
1316 for (y = 0; y < ns->mapy; y++)
1317 {
1318 if (!mapcellchanged (ns, x, y, newmap))
1319 continue;
1320 if (newmap->cells[x][y].count == 0)
1321 {
1322 *cur = x * ns->mapy + y; /* mark empty space */
1323 cur++;
1324 continue;
1325 }
1326 for (k = 0; k < newmap->cells[x][y].count; k++)
1327 {
1328 layers[k].lcells[layers[k].count].xy = x * ns->mapy + y;
1329 layers[k].lcells[layers[k].count].face = newmap->cells[x][y].faces[k];
1330 layers[k].count++;
1331 }
1332 }
1333 }
1334 /* If no data, return now. */
1335 if (fcur == cur && layers[0].count == 0)
1336 return cur;
1337 *cur = 255; /* mark end of explicitly cleared cells */
1338 cur++;
1339 /* First pack by layers. */
1340 for (k = 0; k < numlayers; k++)
1341 {
1342 if (layers[k].count == 0)
1343 break; /* once a layer is entirely empty, no layer below it can
1344 have anything in it either */
1345 /* Pack by entries in thie layer */
1346 for (x = 0; x < layers[k].count;)
1347 {
1348 fcur = cur;
1349 *cur = layers[k].lcells[x].face >> 8;
1350 cur++;
1351 *cur = layers[k].lcells[x].face & 0xFF;
1352 cur++;
1353 face = layers[k].lcells[x].face;
1354 /* Now, we back the redundant data into 1 byte xy pairings */
1355 for (y = x; y < layers[k].count; y++)
1356 {
1357 if (layers[k].lcells[y].face == face)
1358 {
1359 *cur = (uint8) layers[k].lcells[y].xy;
1360 cur++;
1361 layers[k].lcells[y].face = -1;
1362 }
1363 }
1364 *(cur - 1) = *(cur - 1) | 128; /* mark for end of xy's; 11*11 < 128 */
1365 /* forward over the now redundant data */
1366 while (x < layers[k].count && layers[k].lcells[x].face == -1)
1367 x++;
1368 }
1369 *fcur = *fcur | 128; /* mark for end of faces at this layer */
1370 }
1371 return cur;
1372}
1373
1374/** Clears a map cell */ 1083/** Clears a map cell */
1375static void 1084static void
1376map_clearcell (struct MapCell *cell, int face0, int face1, int face2, int count) 1085map_clearcell (struct MapCell *cell, int count)
1377{ 1086{
1378 cell->faces[0] = face0; 1087 cell->faces[0] = 0;
1379 cell->faces[1] = face1; 1088 cell->faces[1] = 0;
1380 cell->faces[2] = face2; 1089 cell->faces[2] = 0;
1090 cell->smooth[0] = 0;
1091 cell->smooth[1] = 0;
1092 cell->smooth[2] = 0;
1381 cell->count = count; 1093 cell->count = count;
1382 cell->stat_hp = 0; 1094 cell->stat_hp = 0;
1383 cell->flags = 0; 1095 cell->flags = 0;
1384 cell->player = 0; 1096 cell->player = 0;
1385} 1097}
1386 1098
1387#define MAX_HEAD_POS MAX(MAX_CLIENT_X, MAX_CLIENT_Y)
1388#define MAX_LAYERS 3 1099#define MAX_LAYERS 3
1389
1390/* Using a global really isn't a good approach, but saves the over head of
1391 * allocating and deallocating such a block of data each time run through,
1392 * and saves the space of allocating this in the socket object when we only
1393 * need it for this cycle. If the serve is ever threaded, this needs to be
1394 * re-examined.
1395 */
1396
1397static object *heads[MAX_HEAD_POS * MAX_HEAD_POS * MAX_LAYERS];
1398
1399/**
1400 * Returns true if any of the heads for this
1401 * space is set. Returns false if all are blank - this is used
1402 * for empty space checking.
1403 */
1404static inline int
1405have_head (int ax, int ay)
1406{
1407
1408 if (heads[(ay * MAX_HEAD_POS + ax) * MAX_LAYERS] ||
1409 heads[(ay * MAX_HEAD_POS + ax) * MAX_LAYERS + 1] || heads[(ay * MAX_HEAD_POS + ax) * MAX_LAYERS + 2])
1410 return 1;
1411 return 0;
1412}
1413
1414/**
1415 * check_head is a bit simplistic version of update_space below.
1416 * basically, it only checks the that the head on space ax,ay at layer
1417 * needs to get sent - if so, it adds the data, sending the head
1418 * if needed, and returning 1. If this no data needs to get
1419 * sent, it returns zero.
1420 */
1421static int
1422check_head (packet &sl, client_socket &ns, int ax, int ay, int layer)
1423{
1424 short face_num;
1425
1426 if (heads[(ay * MAX_HEAD_POS + ax) * MAX_LAYERS + layer])
1427 face_num = heads[(ay * MAX_HEAD_POS + ax) * MAX_LAYERS + layer]->face->number;
1428 else
1429 face_num = 0;
1430
1431 if (face_num != ns.lastmap.cells[ax][ay].faces[layer])
1432 {
1433 sl << uint16 (face_num);
1434 if (face_num && !(ns.faces_sent[face_num] & NS_FACESENT_FACE))
1435 esrv_send_face (&ns, face_num, 0);
1436
1437 heads[(ay * MAX_HEAD_POS + ax) * MAX_LAYERS + layer] = NULL;
1438 ns.lastmap.cells[ax][ay].faces[layer] = face_num;
1439 return 1;
1440 }
1441
1442 return 0; /* No change */
1443}
1444 1100
1445/** 1101/**
1446 * Removes the need to replicate the same code for each layer. 1102 * Removes the need to replicate the same code for each layer.
1447 * this returns true if this space is now in fact different than 1103 * this returns true if this space is now in fact different than
1448 * it was. 1104 * it was.
1449 * sl is the socklist this data is going into. 1105 * sl is the socklist this data is going into.
1450 * ns is the socket we are working on - all the info we care 1106 * ns is the socket we are working on - all the info we care
1451 * about is in this socket structure, so now need not pass the 1107 * about is in this socket structure, so now need not pass the
1452 * entire player object. 1108 * entire player object.
1453 * mx and my are map coordinate offsets for map mp
1454 * sx and sy are the offsets into the socket structure that
1455 * holds the old values.
1456 * layer is the layer to update, with 2 being the floor and 0 the 1109 * layer is the layer to update, with 2 being the floor and 0 the
1457 * top layer (this matches what the GET_MAP_FACE and GET_MAP_FACE_OBJ) 1110 * top layer (this matches what the GET_MAP_FACE and GET_MAP_FACE_OBJ)
1458 * take. Interesting to note that before this function, the map1 function 1111 * take. Interesting to note that before this function, the map1 function
1459 * numbers the spaces differently - I think this was a leftover from 1112 * numbers the spaces differently - I think this was a leftover from
1460 * the map command, where the faces stack up. Sinces that is no longer 1113 * the map command, where the faces stack up. Sinces that is no longer
1461 * the case, it seems to make more sense to have these layer values 1114 * the case, it seems to make more sense to have these layer values
1462 * actually match. 1115 * actually match.
1463 */ 1116 */
1464
1465static int 1117static int
1466update_space (packet &sl, client_socket &ns, maptile *mp, int mx, int my, int sx, int sy, int layer) 1118update_space (packet &sl, client &ns, mapspace &ms, MapCell &lastcell, int layer)
1467{ 1119{
1468 object *ob, *head; 1120 object *ob = ms.faces_obj [layer];
1469 uint16 face_num;
1470 int bx, by, i;
1471
1472 /* If there is a multipart object stored away, treat that as more important.
1473 * If not, then do the normal processing.
1474 */
1475 head = heads[(sy * MAX_HEAD_POS + sx) * MAX_LAYERS + layer];
1476
1477 /* Check to see if this head is part of the set of objects
1478 * we would normally send for this space. If so, then
1479 * don't use the head value. We need to do the check
1480 * here and not when setting up the heads[] value for two reasons -
1481 * 1) the heads[] values will get used even if the space is not visible.
1482 * 2) its possible the head is not on the same map as a part, and I'd
1483 * rather not need to do the map translation overhead.
1484 * 3) We need to do some extra checking to make sure that we will
1485 * otherwise send the image as this layer, eg, either it matches
1486 * the head value, or is not multipart.
1487 */
1488 if (head && !head->more)
1489 {
1490 for (i = 0; i < MAP_LAYERS; i++)
1491 {
1492 ob = GET_MAP_FACE_OBJ (mp, mx, my, i);
1493 if (!ob)
1494 continue;
1495
1496 if (ob->head)
1497 ob = ob->head;
1498
1499 if (ob == head)
1500 {
1501 heads[(sy * MAX_HEAD_POS + sx) * MAX_LAYERS + layer] = NULL;
1502 head = NULL;
1503 break;
1504 }
1505 }
1506 }
1507
1508 ob = head;
1509 if (!ob)
1510 ob = GET_MAP_FACE_OBJ (mp, mx, my, layer);
1511 1121
1512 /* If there is no object for this space, or if the face for the object 1122 /* If there is no object for this space, or if the face for the object
1513 * is the blank face, set the face number to zero. 1123 * is the blank face, set the face number to zero.
1514 * else if we have the stored head object for this space, that takes 1124 * else if we have the stored head object for this space, that takes
1515 * precedence over the other object for this space. 1125 * precedence over the other object for this space.
1516 * otherwise, we do special head processing 1126 * otherwise, we do special head processing
1517 */ 1127 */
1518 if (!ob || ob->face == blank_face) 1128 uint16 face_num = ob && ob->face != blank_face ? ob->face : 0;
1519 face_num = 0;
1520 else if (head)
1521 {
1522 /* if this is a head that had previously been stored */
1523 face_num = ob->face->number;
1524 }
1525 else
1526 {
1527 /* if the faces for the different parts of a multipart object
1528 * are the same, we only want to send the bottom right most
1529 * portion of the object. That info is in the tail_.. values
1530 * of the head. Note that for the head itself, ob->head will
1531 * be null, so we only do this block if we are working on
1532 * a tail piece.
1533 */
1534
1535 /* tail_x and tail_y will only be set in the head object. If
1536 * this is the head object and these are set, we proceed
1537 * with logic to only send bottom right. Similarly, if
1538 * this is one of the more parts but the head has those values
1539 * set, we want to do the processing. There can be cases where
1540 * the head is not visible but one of its parts is, so we just
1541 * can always expect that ob->arch->tail_x will be true for all
1542 * object we may want to display.
1543 */
1544 if ((ob->arch->tail_x || ob->arch->tail_y) || (ob->head && (ob->head->arch->tail_x || ob->head->arch->tail_y)))
1545 {
1546
1547 if (ob->head)
1548 head = ob->head;
1549 else
1550 head = ob;
1551
1552 /* Basically figure out where the offset is from where we are right
1553 * now. the ob->arch->clone.{x,y} values hold the offset that this current
1554 * piece is from the head, and the tail is where the tail is from the
1555 * head. Note that bx and by will equal sx and sy if we are already working
1556 * on the bottom right corner. If ob is the head, the clone values
1557 * will be zero, so the right thing will still happen.
1558 */
1559 bx = sx + head->arch->tail_x - ob->arch->clone.x;
1560 by = sy + head->arch->tail_y - ob->arch->clone.y;
1561
1562 /* I don't think this can ever happen, but better to check for it just
1563 * in case.
1564 */
1565 if (bx < sx || by < sy)
1566 {
1567 LOG (llevError, "update_space: bx (%d) or by (%d) is less than sx (%d) or sy (%d)\n", bx, by, sx, sy);
1568 face_num = 0;
1569 }
1570 /* single part object, multipart object with non merged faces,
1571 * of multipart object already at lower right.
1572 */
1573 else if (bx == sx && by == sy)
1574 {
1575 face_num = ob->face->number;
1576
1577 /* if this face matches one stored away, clear that one away.
1578 * this code relies on the fact that the map1 commands
1579 * goes from 2 down to 0.
1580 */
1581 for (i = 0; i < MAP_LAYERS; i++)
1582 if (heads[(sy * MAX_HEAD_POS + sx) * MAX_LAYERS + i] &&
1583 heads[(sy * MAX_HEAD_POS + sx) * MAX_LAYERS + i]->face->number == face_num)
1584 heads[(sy * MAX_HEAD_POS + sx) * MAX_LAYERS + i] = NULL;
1585 }
1586 else
1587 {
1588 /* If this head is stored away, clear it - otherwise,
1589 * there can be cases where a object is on multiple layers -
1590 * we only want to send it once.
1591 */
1592 face_num = head->face->number;
1593 for (i = 0; i < MAP_LAYERS; i++)
1594 if (heads[(by * MAX_HEAD_POS + bx) * MAX_LAYERS + i] &&
1595 heads[(by * MAX_HEAD_POS + bx) * MAX_LAYERS + i]->face->number == face_num)
1596 heads[(by * MAX_HEAD_POS + bx) * MAX_LAYERS + i] = NULL;
1597
1598 /* First, try to put the new head on the same layer. If that is used up,
1599 * then find another layer.
1600 */
1601 if (heads[(by * MAX_HEAD_POS + bx) * MAX_LAYERS + layer] == NULL)
1602 {
1603 heads[(by * MAX_HEAD_POS + bx) * MAX_LAYERS + layer] = head;
1604 }
1605 else
1606 for (i = 0; i < MAX_LAYERS; i++)
1607 {
1608 if (heads[(by * MAX_HEAD_POS + bx) * MAX_LAYERS + i] == NULL ||
1609 heads[(by * MAX_HEAD_POS + bx) * MAX_LAYERS + i] == head)
1610 {
1611 heads[(by * MAX_HEAD_POS + bx) * MAX_LAYERS + i] = head;
1612 }
1613 }
1614 face_num = 0; /* Don't send this object - we'll send the head later */
1615 }
1616 }
1617 else
1618 {
1619 /* In this case, we are already at the lower right or single part object,
1620 * so nothing special
1621 */
1622 face_num = ob->face->number;
1623
1624 /* clear out any head entries that have the same face as this one */
1625 for (bx = 0; bx < layer; bx++)
1626 if (heads[(sy * MAX_HEAD_POS + sx) * MAX_LAYERS + bx] &&
1627 heads[(sy * MAX_HEAD_POS + sx) * MAX_LAYERS + bx]->face->number == face_num)
1628 heads[(sy * MAX_HEAD_POS + sx) * MAX_LAYERS + bx] = NULL;
1629 }
1630 } /* else not already head object or blank face */
1631
1632 /* This is a real hack. Basically, if we have nothing to send for this layer,
1633 * but there is a head on the next layer, send that instead.
1634 * Without this, what happens is you can get the case where the player stands
1635 * on the same space as the head. However, if you have overlapping big objects
1636 * of the same type, what happens then is it doesn't think it needs to send
1637 * This tends to make stacking also work/look better.
1638 */
1639 if (!face_num && layer > 0 && heads[(sy * MAX_HEAD_POS + sx) * MAX_LAYERS + layer - 1])
1640 {
1641 face_num = heads[(sy * MAX_HEAD_POS + sx) * MAX_LAYERS + layer - 1]->face->number;
1642 heads[(sy * MAX_HEAD_POS + sx) * MAX_LAYERS + layer - 1] = NULL;
1643 }
1644
1645 /* Another hack - because of heads and whatnot, this face may match one
1646 * we already sent for a lower layer. In that case, don't send
1647 * this one.
1648 */
1649 if (face_num && layer + 1 < MAP_LAYERS && ns.lastmap.cells[sx][sy].faces[layer + 1] == face_num)
1650 face_num = 0;
1651 1129
1652 /* We've gotten what face we want to use for the object. Now see if 1130 /* We've gotten what face we want to use for the object. Now see if
1653 * if it has changed since we last sent it to the client. 1131 * if it has changed since we last sent it to the client.
1654 */ 1132 */
1655 if (ns.lastmap.cells[sx][sy].faces[layer] != face_num) 1133 if (lastcell.faces[layer] != face_num)
1656 { 1134 {
1657 ns.lastmap.cells[sx][sy].faces[layer] = face_num; 1135 lastcell.faces[layer] = face_num;
1136
1658 if (!(ns.faces_sent[face_num] & NS_FACESENT_FACE)) 1137 if (!ns.faces_sent[face_num])
1138 if (ob)
1139 ns.send_faces (ob);
1140 else
1659 esrv_send_face (&ns, face_num, 0); 1141 ns.send_face (face_num);
1660 1142
1661 sl << uint16 (face_num); 1143 sl << uint16 (face_num);
1662 return 1;
1663 }
1664
1665 /* Nothing changed */
1666 return 0;
1667}
1668
1669/**
1670 * This function is mainly a copy of update_space,
1671 * except it handles update of the smoothing updates,
1672 * not the face updates.
1673 * Removes the need to replicate the same code for each layer.
1674 * this returns true if this smooth is now in fact different
1675 * than it was.
1676 * sl is the socklist this data is going into.
1677 * ns is the socket we are working on - all the info we care
1678 * about is in this socket structure, so know need to pass the
1679 * entire player object.
1680 * mx and my are map coordinate offsets for map mp
1681 * sx and sy are the offsets into the socket structure that
1682 * holds the old values.
1683 * layer is the layer to update, with 2 being the floor and 0 the
1684 * top layer (this matches what the GET_MAP_FACE and GET_MAP_FACE_OBJ
1685 * take.
1686 */
1687
1688static inline int
1689update_smooth (packet &sl, client_socket &ns, maptile *mp, int mx, int my, int sx, int sy, int layer)
1690{
1691 object *ob;
1692 int smoothlevel; /* old face_num; */
1693
1694 ob = GET_MAP_FACE_OBJ (mp, mx, my, layer);
1695
1696 /* If there is no object for this space, or if the face for the object
1697 * is the blank face, set the smoothlevel to zero.
1698 */
1699 if (!ob || ob->face == blank_face || MAP_NOSMOOTH (mp))
1700 smoothlevel = 0;
1701 else
1702 {
1703 smoothlevel = ob->smoothlevel;
1704 if (smoothlevel && !(ns.faces_sent[ob->face->number] & NS_FACESENT_SMOOTH))
1705 SendSmooth (&ns, ob->face->number);
1706 } /* else not already head object or blank face */
1707
1708 /* We've gotten what face we want to use for the object. Now see if
1709 * if it has changed since we last sent it to the client.
1710 */
1711 if (smoothlevel > 255)
1712 smoothlevel = 255;
1713 else if (smoothlevel < 0)
1714 smoothlevel = 0;
1715
1716 if (ns.lastmap.cells[sx][sy].smooth[layer] != smoothlevel)
1717 {
1718 ns.lastmap.cells[sx][sy].smooth[layer] = smoothlevel;
1719 sl << uint8 (smoothlevel);
1720 return 1; 1144 return 1;
1721 } 1145 }
1722 1146
1723 /* Nothing changed */ 1147 /* Nothing changed */
1724 return 0; 1148 return 0;
… …
1728 * Returns the size of a data for a map square as returned by 1152 * Returns the size of a data for a map square as returned by
1729 * mapextended. There are CLIENTMAPX*CLIENTMAPY*LAYERS entries 1153 * mapextended. There are CLIENTMAPX*CLIENTMAPY*LAYERS entries
1730 * available. 1154 * available.
1731 */ 1155 */
1732int 1156int
1733getExtendedMapInfoSize (client_socket * ns) 1157getExtendedMapInfoSize (client * ns)
1734{ 1158{
1735 int result = 0; 1159 int result = 0;
1736 1160
1737 if (ns->ext_mapinfos) 1161 if (ns->ext_mapinfos)
1738 { 1162 {
1739 if (ns->EMI_smooth) 1163 if (ns->EMI_smooth)
1740 result += 1; /*One byte for smoothlevel */ 1164 result += 1; /*One byte for smoothlevel */
1741 } 1165 }
1166
1742 return result; 1167 return result;
1168}
1169
1170// prefetch (and touch) all maps within a specific distancd
1171static void
1172prefetch_surrounding_maps (maptile *map, int distance)
1173{
1174 map->last_access = runtime;
1175
1176 if (--distance)
1177 for (int dir = 4; --dir; )
1178 if (const shstr &path = map->tile_path [dir])
1179 if (maptile *&neigh = map->tile_map [dir])
1180 prefetch_surrounding_maps (neigh, distance);
1181 else
1182 neigh = maptile::find_async (path, map);
1183}
1184
1185// prefetch a generous area around the player
1186static void
1187prefetch_surrounding_maps (object *op)
1188{
1189 prefetch_surrounding_maps (op->map, 3);
1743} 1190}
1744 1191
1745/** 1192/**
1746 * This function uses the new map1 protocol command to send the map 1193 * This function uses the new map1 protocol command to send the map
1747 * to the client. It is necessary because the old map command supports 1194 * to the client. It is necessary because the old map command supports
… …
1753 * we need 2 bytes for coordinates and 2 bytes for faces, such a trade off 1200 * we need 2 bytes for coordinates and 2 bytes for faces, such a trade off
1754 * maps no sense. Instead, we actually really only use 12 bits for coordinates, 1201 * maps no sense. Instead, we actually really only use 12 bits for coordinates,
1755 * and use the other 4 bits for other informatiion. For full documentation 1202 * and use the other 4 bits for other informatiion. For full documentation
1756 * of what we send, see the doc/Protocol file. 1203 * of what we send, see the doc/Protocol file.
1757 * I will describe internally what we do: 1204 * I will describe internally what we do:
1758 * the socket->lastmap shows how the map last looked when sent to the client. 1205 * the ns->lastmap shows how the map last looked when sent to the client.
1759 * in the lastmap structure, there is a cells array, which is set to the 1206 * in the lastmap structure, there is a cells array, which is set to the
1760 * maximum viewable size (As set in config.h). 1207 * maximum viewable size (As set in config.h).
1761 * in the cells, there are faces and a count value. 1208 * in the cells, there are faces and a count value.
1762 * we use the count value to hold the darkness value. If -1, then this space 1209 * we use the count value to hold the darkness value. If -1, then this space
1763 * is not viewable. 1210 * is not viewable.
… …
1765 * look like. 1212 * look like.
1766 */ 1213 */
1767void 1214void
1768draw_client_map1 (object *pl) 1215draw_client_map1 (object *pl)
1769{ 1216{
1770 int x, y, ax, ay, d, startlen, max_x, max_y, oldlen; 1217 int x, y, ax, ay, startlen, max_x, max_y, oldlen;
1771 sint16 nx, ny; 1218 sint16 nx, ny;
1772 int estartlen, eoldlen; 1219 int estartlen, eoldlen;
1773 uint16 mask, emask;
1774 uint8 eentrysize; 1220 uint8 eentrysize;
1775 uint16 ewhatstart, ewhatflag; 1221 uint16 ewhatstart, ewhatflag;
1776 uint8 extendedinfos; 1222 uint8 extendedinfos;
1777 maptile *m; 1223 maptile *m;
1778 1224
1779 client_socket &socket = *pl->contr->socket; 1225 client &socket = *pl->contr->ns;
1226
1227 if (!pl->active)
1228 return;
1780 1229
1781 check_map_change (pl->contr); 1230 check_map_change (pl->contr);
1231 prefetch_surrounding_maps (pl);
1782 1232
1783 packet sl; 1233 packet sl (socket.mapmode == Map1Cmd ? "map1" : "map1a");
1784 packet esl; 1234 packet esl;
1785 1235
1786 sl << (socket.mapmode == Map1Cmd ? "map1 " : "map1a ");
1787 startlen = sl.length (); 1236 startlen = sl.length ();
1788 1237
1789 /*Extendedmapinfo structure initialisation */ 1238 /*Extendedmapinfo structure initialisation */
1790 if (socket.ext_mapinfos) 1239 if (socket.ext_mapinfos)
1791 { 1240 {
… …
1810 ewhatstart = 0; 1259 ewhatstart = 0;
1811 ewhatflag = 0; 1260 ewhatflag = 0;
1812 estartlen = 0; 1261 estartlen = 0;
1813 } 1262 }
1814 1263
1815 /* Init data to zero */
1816 memset (heads, 0, sizeof (object *) * MAX_HEAD_POS * MAX_HEAD_POS * MAX_LAYERS);
1817
1818 /* x,y are the real map locations. ax, ay are viewport relative 1264 /* x,y are the real map locations. ax, ay are viewport relative
1819 * locations. 1265 * locations.
1820 */ 1266 */
1821 ay = 0; 1267 ay = 0;
1822 1268
… …
1824 * but that started to get a bit messy to look at. 1270 * but that started to get a bit messy to look at.
1825 */ 1271 */
1826 max_x = pl->x + (socket.mapx + 1) / 2; 1272 max_x = pl->x + (socket.mapx + 1) / 2;
1827 max_y = pl->y + (socket.mapy + 1) / 2; 1273 max_y = pl->y + (socket.mapy + 1) / 2;
1828 1274
1829 if (socket.mapmode == Map1aCmd) 1275 maptile *plmap = pl->map;
1830 {
1831 max_x += MAX_HEAD_OFFSET;
1832 max_y += MAX_HEAD_OFFSET;
1833 }
1834 1276
1835 for (y = pl->y - socket.mapy / 2; y < max_y; y++, ay++) 1277 for (y = pl->y - socket.mapy / 2; y < max_y; y++, ay++)
1836 { 1278 {
1837 ax = 0; 1279 ax = 0;
1838 for (x = pl->x - socket.mapx / 2; x < max_x; x++, ax++) 1280 for (x = pl->x - socket.mapx / 2; x < max_x; x++, ax++)
1839 { 1281 {
1840 1282 int emask, mask;
1841 emask = mask = (ax & 0x3f) << 10 | (ay & 0x3f) << 4; 1283 emask = mask = (ax & 0x3f) << 10 | (ay & 0x3f) << 4;
1842 1284
1843 /* If this space is out of the normal viewable area, we only check
1844 * the heads value ax or ay will only be greater than what
1845 * the client wants if using the map1a command - this is because
1846 * if the map1a command is not used, max_x and max_y will be
1847 * set to lower values.
1848 */
1849 if (ax >= socket.mapx || ay >= socket.mapy)
1850 {
1851 int i, got_one;
1852
1853 oldlen = sl.length ();
1854
1855 sl << uint16 (mask);
1856
1857 if (check_head (sl, socket, ax, ay, 2)) mask |= 0x4;
1858 if (check_head (sl, socket, ax, ay, 1)) mask |= 0x2;
1859 if (check_head (sl, socket, ax, ay, 0)) mask |= 0x1;
1860
1861 /* If all we are doing is sending 0 (blank) faces, we don't
1862 * actually need to send that - just the coordinates
1863 * with no faces tells the client to blank out the
1864 * space.
1865 */
1866 got_one = 0;
1867 for (i = oldlen + 2; i < sl.length (); i++)
1868 if (sl[i])
1869 got_one = 1;
1870
1871 if (got_one && (mask & 0xf))
1872 sl[oldlen + 1] = mask & 0xff;
1873 else
1874 { /*either all faces blank, either no face at all */
1875 if (mask & 0xf) /*at least 1 face, we know it's blank, only send coordinates */
1876 sl.reset (oldlen + 2);
1877 else
1878 sl.reset (oldlen);
1879 }
1880
1881 /*What concerns extendinfos, nothing to be done for now
1882 * (perhaps effects layer later)
1883 */
1884 continue; /* don't do processing below */
1885 }
1886
1887 MapCell &lastcell = socket.lastmap.cells[ax][ay]; 1285 MapCell &lastcell = socket.lastmap.cells[ax][ay];
1888
1889 d = pl->contr->blocked_los[ax][ay];
1890 1286
1891 /* If the coordinates are not valid, or it is too dark to see, 1287 /* If the coordinates are not valid, or it is too dark to see,
1892 * we tell the client as such 1288 * we tell the client as such
1893 */ 1289 */
1894 nx = x; 1290 nx = x;
1895 ny = y; 1291 ny = y;
1896 m = get_map_from_coord (pl->map, &nx, &ny); 1292 m = get_map_from_coord (plmap, &nx, &ny);
1897 1293
1898 if (!m) 1294 if (!m)
1899 { 1295 {
1900 /* space is out of map. Update space and clear values 1296 /* space is out of map. Update space and clear values
1901 * if this hasn't already been done. If the space is out 1297 * if this hasn't already been done. If the space is out
1902 * of the map, it shouldn't have a head 1298 * of the map, it shouldn't have a head
1903 */ 1299 */
1904 if (lastcell.count != -1) 1300 if (lastcell.count != -1)
1905 { 1301 {
1906 sl << uint16 (mask); 1302 sl << uint16 (mask);
1907 map_clearcell (&lastcell, 0, 0, 0, -1); 1303 map_clearcell (&lastcell, -1);
1908 } 1304 }
1305
1306 continue;
1909 } 1307 }
1308
1309 m->touch ();
1310
1311 int d = pl->contr->blocked_los[ax][ay];
1312
1910 else if (d > 3) 1313 if (d > 3)
1911 { 1314 {
1315
1912 int need_send = 0, count; 1316 int need_send = 0, count;
1913 1317
1914 /* This block deals with spaces that are not visible for whatever 1318 /* This block deals with spaces that are not visible for whatever
1915 * reason. Still may need to send the head for this space. 1319 * reason. Still may need to send the head for this space.
1916 */ 1320 */
1917 1321
1918 oldlen = sl.length (); 1322 oldlen = sl.length ();
1919 1323
1920 sl << uint16 (mask); 1324 sl << uint16 (mask);
… …
1922 if (lastcell.count != -1) 1326 if (lastcell.count != -1)
1923 need_send = 1; 1327 need_send = 1;
1924 1328
1925 count = -1; 1329 count = -1;
1926 1330
1927 if (socket.mapmode == Map1aCmd && have_head (ax, ay))
1928 {
1929 /* Now check to see if any heads need to be sent */
1930
1931 if (check_head (sl, socket, ax, ay, 2)) mask |= 0x4;
1932 if (check_head (sl, socket, ax, ay, 1)) mask |= 0x2;
1933 if (check_head (sl, socket, ax, ay, 0)) mask |= 0x1;
1934
1935 lastcell.count = count;
1936 }
1937 else
1938 {
1939 /* properly clear a previously sent big face */ 1331 /* properly clear a previously sent big face */
1940 if (lastcell.faces[0] != 0 || lastcell.faces[1] != 0 || lastcell.faces[2] != 0 1332 if (lastcell.faces[0] || lastcell.faces[1] || lastcell.faces[2]
1941 || lastcell.stat_hp || lastcell.flags || lastcell.player) 1333 || lastcell.stat_hp || lastcell.flags || lastcell.player)
1942 need_send = 1; 1334 need_send = 1;
1943 1335
1944 map_clearcell (&lastcell, 0, 0, 0, count); 1336 map_clearcell (&lastcell, count);
1945 }
1946 1337
1947 if ((mask & 0xf) || need_send) 1338 if ((mask & 0xf) || need_send)
1948 sl[oldlen + 1] = mask & 0xff; 1339 sl[oldlen + 1] = mask & 0xff;
1949 else 1340 else
1950 sl.reset (oldlen); 1341 sl.reset (oldlen);
1951 } 1342 }
1952 else 1343 else
1953 { 1344 {
1954 /* In this block, the space is visible or there are head objects 1345 /* In this block, the space is visible.
1955 * we need to send.
1956 */ 1346 */
1957 1347
1958 /* Rather than try to figure out what everything that we might 1348 /* Rather than try to figure out what everything that we might
1959 * need to send is, then form the packet after that, 1349 * need to send is, then form the packet after that,
1960 * we presume that we will in fact form a packet, and update 1350 * we presume that we will in fact form a packet, and update
… …
1963 * is done. 1353 * is done.
1964 * I think this is simpler than doing a bunch of checks to see 1354 * I think this is simpler than doing a bunch of checks to see
1965 * what if anything we need to send, setting the bits, then 1355 * what if anything we need to send, setting the bits, then
1966 * doing those checks again to add the real data. 1356 * doing those checks again to add the real data.
1967 */ 1357 */
1968 oldlen = sl.length (); 1358 oldlen = sl.length ();
1969 mask = (ax & 0x3f) << 10 | (ay & 0x3f) << 4;
1970 eoldlen = esl.length (); 1359 eoldlen = esl.length ();
1971 emask = (ax & 0x3f) << 10 | (ay & 0x3f) << 4; 1360
1972 sl << uint16 (mask); 1361 sl << uint16 (mask);
1973
1974 if (socket.ext_mapinfos)
1975 esl << uint16 (emask);
1976 1362
1977 unsigned char dummy; 1363 unsigned char dummy;
1978 unsigned char *last_ext = &dummy; 1364 unsigned char *last_ext = &dummy;
1979 1365
1980 /* Darkness changed */ 1366 /* Darkness changed */
… …
1992 sl << uint8 (255 - 64 * d); 1378 sl << uint8 (255 - 64 * d);
1993 } 1379 }
1994 1380
1995 lastcell.count = d; 1381 lastcell.count = d;
1996 1382
1383 mapspace &ms = m->at (nx, ny);
1384
1997 if (socket.extmap) 1385 if (socket.extmap)
1998 { 1386 {
1999 uint8 stat_hp = 0; 1387 uint8 stat_hp = 0;
2000 uint8 stat_width = 0; 1388 uint8 stat_width = 0;
2001 uint8 flags = 0; 1389 uint8 flags = 0;
2002 UUID player = 0; 1390 UUID player = 0;
2003 1391
2004 // send hp information, if applicable 1392 // send hp information, if applicable
2005 if (object *op = GET_MAP_FACE_OBJ (m, nx, ny, 0)) 1393 if (object *op = ms.faces_obj [0])
2006 { 1394 {
2007 if (op->head || op->invisible) 1395 if (op->head || op->invisible)
2008 ; // do not show 1396 ; // do not show
2009 else if (op->type == PLAYER 1397 else if (op->type == PLAYER
2010 || QUERY_FLAG (op, FLAG_MONSTER) || QUERY_FLAG (op, FLAG_ALIVE) || QUERY_FLAG (op, FLAG_GENERATOR)) 1398 || QUERY_FLAG (op, FLAG_MONSTER) || QUERY_FLAG (op, FLAG_ALIVE) || QUERY_FLAG (op, FLAG_GENERATOR))
… …
2064 sl << uint8 (8) << uint8 (flags); 1452 sl << uint8 (8) << uint8 (flags);
2065 } 1453 }
2066 } 1454 }
2067 1455
2068 /* Floor face */ 1456 /* Floor face */
2069 if (update_space (sl, socket, m, nx, ny, ax, ay, 2)) 1457 if (update_space (sl, socket, ms, lastcell, 2))
2070 mask |= 0x4; 1458 mask |= 0x4;
2071 1459
2072 if (socket.EMI_smooth)
2073 if (update_smooth (esl, socket, m, nx, ny, ax, ay, 2))
2074 emask |= 0x4;
2075
2076 /* Middle face */ 1460 /* Middle face */
2077 if (update_space (sl, socket, m, nx, ny, ax, ay, 1)) 1461 if (update_space (sl, socket, ms, lastcell, 1))
2078 mask |= 0x2; 1462 mask |= 0x2;
2079 1463
2080 if (socket.EMI_smooth) 1464 if (ms.player () == pl
2081 if (update_smooth (esl, socket, m, nx, ny, ax, ay, 1)) 1465 && (pl->invisible & (pl->invisible < 50 ? 1 : 7)))
2082 emask |= 0x2;
2083
2084 if (nx == pl->x && ny == pl->y && pl->invisible & (pl->invisible < 50 ? 4 : 1))
2085 { 1466 {
1467 // force player to be visible to himself if invisible
2086 if (lastcell.faces[0] != pl->face->number) 1468 if (lastcell.faces[0] != pl->face)
2087 { 1469 {
2088 lastcell.faces[0] = pl->face->number; 1470 lastcell.faces[0] = pl->face;
1471
2089 mask |= 0x1; 1472 mask |= 0x1;
2090
2091 if (!(socket.faces_sent[pl->face->number] & NS_FACESENT_FACE))
2092 esrv_send_face (&socket, pl->face->number, 0);
2093
2094 sl << uint16 (pl->face->number); 1473 sl << uint16 (pl->face);
1474
1475 socket.send_faces (pl);
2095 } 1476 }
2096 } 1477 }
2097 else
2098 {
2099 /* Top face */ 1478 /* Top face */
2100 if (update_space (sl, socket, m, nx, ny, ax, ay, 0)) 1479 else if (update_space (sl, socket, ms, lastcell, 0))
2101 mask |= 0x1; 1480 mask |= 0x1;
2102
2103 if (socket.EMI_smooth)
2104 if (update_smooth (esl, socket, m, nx, ny, ax, ay, 0))
2105 emask |= 0x1;
2106 } 1481
2107 1482
2108 /* Check to see if we are in fact sending anything for this 1483 /* Check to see if we are in fact sending anything for this
2109 * space by checking the mask. If so, update the mask. 1484 * space by checking the mask. If so, update the mask.
2110 * if not, reset the len to that from before adding the mask 1485 * if not, reset the len to that from before adding the mask
2111 * value, so we don't send those bits. 1486 * value, so we don't send those bits.
… …
2113 if (mask & 0xf) 1488 if (mask & 0xf)
2114 sl[oldlen + 1] = mask & 0xff; 1489 sl[oldlen + 1] = mask & 0xff;
2115 else 1490 else
2116 sl.reset (oldlen); 1491 sl.reset (oldlen);
2117 1492
1493 if (socket.ext_mapinfos)
1494 esl << uint16 (emask);
1495
1496 if (socket.EMI_smooth)
1497 {
1498 for (int layer = 2+1; layer--; )
1499 {
1500 object *ob = ms.faces_obj [layer];
1501
1502 // If there is no object for this space, or if the face for the object
1503 // is the blank face, set the smoothlevel to zero.
1504 int smoothlevel = ob && ob->face != blank_face ? ob->smoothlevel : 0;
1505
1506 // We've gotten what face we want to use for the object. Now see if
1507 // if it has changed since we last sent it to the client.
1508 if (lastcell.smooth[layer] != smoothlevel)
1509 {
1510 lastcell.smooth[layer] = smoothlevel;
1511 esl << uint8 (smoothlevel);
1512 emask |= 1 << layer;
1513 }
1514 }
1515
2118 if (emask & 0xf) 1516 if (emask & 0xf)
2119 esl[eoldlen + 1] = emask & 0xff; 1517 esl[eoldlen + 1] = emask & 0xff;
2120 else 1518 else
2121 esl.reset (eoldlen); 1519 esl.reset (eoldlen);
1520 }
2122 } /* else this is a viewable space */ 1521 } /* else this is a viewable space */
2123 } /* for x loop */ 1522 } /* for x loop */
2124 } /* for y loop */ 1523 } /* for y loop */
2125 1524
2126 /* Verify that we in fact do need to send this */ 1525 /* Verify that we in fact do need to send this */
… …
2129 if (!(sl.length () > startlen || socket.sent_scroll)) 1528 if (!(sl.length () > startlen || socket.sent_scroll))
2130 { 1529 {
2131 /* No map data will follow, so don't say the client 1530 /* No map data will follow, so don't say the client
2132 * it doesn't need draw! 1531 * it doesn't need draw!
2133 */ 1532 */
2134 ewhatflag &= (~EMI_NOREDRAW); 1533 ewhatflag &= ~EMI_NOREDRAW;
2135 esl[ewhatstart + 1] = ewhatflag & 0xff; 1534 esl[ewhatstart + 1] = ewhatflag & 0xff;
2136 } 1535 }
2137 1536
2138 if (esl.length () > estartlen) 1537 if (esl.length () > estartlen)
2139 socket.send_packet (esl); 1538 socket.send_packet (esl);
… …
2151 */ 1550 */
2152void 1551void
2153draw_client_map (object *pl) 1552draw_client_map (object *pl)
2154{ 1553{
2155 int i, j; 1554 int i, j;
2156 sint16 ax, ay, nx, ny; /* ax and ay goes from 0 to max-size of arrays */ 1555 sint16 ax, ay; /* ax and ay goes from 0 to max-size of arrays */
2157 New_Face *face, *floor;
2158 New_Face *floor2;
2159 int d, mflags; 1556 int mflags;
2160 struct Map newmap; 1557 struct Map newmap;
2161 maptile *m, *pm; 1558 maptile *m, *pm;
2162 1559
2163 if (pl->type != PLAYER) 1560 if (pl->type != PLAYER)
2164 { 1561 {
… …
2175 if (pm == NULL || pm->in_memory != MAP_IN_MEMORY) 1572 if (pm == NULL || pm->in_memory != MAP_IN_MEMORY)
2176 return; 1573 return;
2177 1574
2178 memset (&newmap, 0, sizeof (struct Map)); 1575 memset (&newmap, 0, sizeof (struct Map));
2179 1576
2180 for (j = (pl->y - pl->contr->socket->mapy / 2); j < (pl->y + (pl->contr->socket->mapy + 1) / 2); j++) 1577 for (j = (pl->y - pl->contr->ns->mapy / 2); j < (pl->y + (pl->contr->ns->mapy + 1) / 2); j++)
2181 {
2182 for (i = (pl->x - pl->contr->socket->mapx / 2); i < (pl->x + (pl->contr->socket->mapx + 1) / 2); i++) 1578 for (i = (pl->x - pl->contr->ns->mapx / 2); i < (pl->x + (pl->contr->ns->mapx + 1) / 2); i++)
2183 { 1579 {
2184 ax = i; 1580 ax = i;
2185 ay = j; 1581 ay = j;
2186 m = pm; 1582 m = pm;
2187 mflags = get_map_flags (m, &m, ax, ay, &ax, &ay); 1583 mflags = get_map_flags (m, &m, ax, ay, &ax, &ay);
1584
2188 if (mflags & P_OUT_OF_MAP) 1585 if (mflags & P_OUT_OF_MAP)
2189 continue; 1586 continue;
2190 if (mflags & P_NEED_UPDATE) 1587
2191 update_position (m, ax, ay);
2192 /* If a map is visible to the player, we don't want to swap it out 1588 /* If a map is visible to the player, we don't want to swap it out
2193 * just to reload it. This should really call something like 1589 * just to reload it. This should really call something like
2194 * swap_map, but this is much more efficient and 'good enough' 1590 * swap_map, but this is much more efficient and 'good enough'
2195 */ 1591 */
2196 if (mflags & P_NEW_MAP) 1592 if (mflags & P_NEW_MAP)
2197 m->timeout = 50; 1593 m->timeout = 50;
2198 } 1594 }
2199 } 1595
2200 /* do LOS after calls to update_position */ 1596 /* do LOS after calls to update_position */
2201 if (pl->contr->do_los) 1597 if (pl->contr->do_los)
2202 { 1598 {
2203 update_los (pl); 1599 update_los (pl);
2204 pl->contr->do_los = 0; 1600 pl->contr->do_los = 0;
… …
2219 1615
2220/*****************************************************************************/ 1616/*****************************************************************************/
2221void 1617void
2222send_plugin_custom_message (object *pl, char *buf) 1618send_plugin_custom_message (object *pl, char *buf)
2223{ 1619{
2224 pl->contr->socket->send_packet (buf); 1620 pl->contr->ns->send_packet (buf);
2225} 1621}
2226 1622
2227/** 1623/**
2228 * This sends the skill number to name mapping. We ignore 1624 * This sends the skill number to name mapping. We ignore
2229 * the params - we always send the same info no matter what. 1625 * the params - we always send the same info no matter what.
2230 */ 1626 */
2231void 1627void
2232send_skill_info (client_socket *ns, char *params) 1628send_skill_info (client *ns, char *params)
2233{ 1629{
2234 packet sl; 1630 packet sl;
2235 sl << "replyinfo skill_info\n"; 1631 sl << "replyinfo skill_info\n";
2236 1632
2237 for (int i = 1; i < NUM_SKILLS; i++) 1633 for (int i = 1; i < NUM_SKILLS; i++)
… …
2249/** 1645/**
2250 * This sends the spell path to name mapping. We ignore 1646 * This sends the spell path to name mapping. We ignore
2251 * the params - we always send the same info no matter what. 1647 * the params - we always send the same info no matter what.
2252 */ 1648 */
2253void 1649void
2254send_spell_paths (client_socket * ns, char *params) 1650send_spell_paths (client * ns, char *params)
2255{ 1651{
2256 packet sl; 1652 packet sl;
2257 1653
2258 sl << "replyinfo spell_paths\n"; 1654 sl << "replyinfo spell_paths\n";
2259 1655
… …
2274 * it then sends an updspell packet for each spell that has changed in this way 1670 * it then sends an updspell packet for each spell that has changed in this way
2275 */ 1671 */
2276void 1672void
2277esrv_update_spells (player *pl) 1673esrv_update_spells (player *pl)
2278{ 1674{
1675 if (!pl->ns)
1676 return;
1677
2279 if (!pl->socket->monitor_spells) 1678 if (!pl->ns->monitor_spells)
2280 return; 1679 return;
2281 1680
2282 for (object *spell = pl->ob->inv; spell; spell = spell->below) 1681 for (object *spell = pl->ob->inv; spell; spell = spell->below)
2283 { 1682 {
2284 if (spell->type == SPELL) 1683 if (spell->type == SPELL)
… …
2314 1713
2315 if (flags & UPD_SP_MANA ) sl << uint16 (spell->last_sp); 1714 if (flags & UPD_SP_MANA ) sl << uint16 (spell->last_sp);
2316 if (flags & UPD_SP_GRACE ) sl << uint16 (spell->last_grace); 1715 if (flags & UPD_SP_GRACE ) sl << uint16 (spell->last_grace);
2317 if (flags & UPD_SP_DAMAGE) sl << uint16 (spell->last_eat); 1716 if (flags & UPD_SP_DAMAGE) sl << uint16 (spell->last_eat);
2318 1717
2319 pl->socket->send_packet (sl); 1718 pl->ns->send_packet (sl);
2320 } 1719 }
2321 } 1720 }
2322 } 1721 }
2323} 1722}
2324 1723
2325void 1724void
2326esrv_remove_spell (player *pl, object *spell) 1725esrv_remove_spell (player *pl, object *spell)
2327{ 1726{
2328 if (!pl->socket->monitor_spells) 1727 if (!pl->ns->monitor_spells)
2329 return; 1728 return;
2330 1729
2331 if (!pl || !spell || spell->env != pl->ob) 1730 if (!pl || !spell || spell->env != pl->ob)
2332 { 1731 {
2333 LOG (llevError, "Invalid call to esrv_remove_spell"); 1732 LOG (llevError, "Invalid call to esrv_remove_spell");
2334 return; 1733 return;
2335 } 1734 }
2336 1735
2337 packet sl; 1736 packet sl ("delspell");
2338 1737
2339 sl << "delspell "
2340 << uint32 (spell->count); 1738 sl << uint32 (spell->count);
2341 1739
2342 pl->socket->send_packet (sl); 1740 pl->ns->send_packet (sl);
2343} 1741}
2344 1742
2345/* appends the spell *spell to the Socklist we will send the data to. */ 1743/* appends the spell *spell to the Socklist we will send the data to. */
2346static void 1744static void
2347append_spell (player *pl, packet &sl, object *spell) 1745append_spell (player *pl, packet &sl, object *spell)
2348{ 1746{
2349 int len, i, skill = 0; 1747 int i, skill = 0;
2350 1748
2351 if (!(spell->name)) 1749 if (!(spell->name))
2352 { 1750 {
2353 LOG (llevError, "item number %d is a spell with no name.\n", spell->count); 1751 LOG (llevError, "item number %d is a spell with no name.\n", spell->count);
2354 return; 1752 return;
… …
2366 if (!strcmp (spell->skill, skill_names[i])) 1764 if (!strcmp (spell->skill, skill_names[i]))
2367 { 1765 {
2368 skill = i + CS_STAT_SKILLINFO; 1766 skill = i + CS_STAT_SKILLINFO;
2369 break; 1767 break;
2370 } 1768 }
1769 }
1770
1771 // spells better have a face
1772 if (!spell->face)
1773 {
1774 LOG (llevError, "%s: spell has no face, but face is mandatory.\n", &spell->name);
1775 spell->face = face_find ("burnout.x11", blank_face);
2371 } 1776 }
2372 1777
2373 /* send the current values */ 1778 /* send the current values */
2374 sl << uint32 (spell->count) 1779 sl << uint32 (spell->count)
2375 << uint16 (spell->level) 1780 << uint16 (spell->level)
… …
2377 << uint16 (spell->last_sp) 1782 << uint16 (spell->last_sp)
2378 << uint16 (spell->last_grace) 1783 << uint16 (spell->last_grace)
2379 << uint16 (spell->last_eat) 1784 << uint16 (spell->last_eat)
2380 << uint8 (skill) 1785 << uint8 (skill)
2381 << uint32 (spell->path_attuned) 1786 << uint32 (spell->path_attuned)
2382 << uint32 (spell->face ? spell->face->number : 0) 1787 << uint32 (spell->face)
2383 << data8 (spell->name) 1788 << data8 (spell->name)
2384 << data16 (spell->msg); 1789 << data16 (spell->msg);
2385} 1790}
2386 1791
2387/** 1792/**
… …
2395 { 1800 {
2396 LOG (llevError, "esrv_add_spells, tried to add a spell to a NULL player"); 1801 LOG (llevError, "esrv_add_spells, tried to add a spell to a NULL player");
2397 return; 1802 return;
2398 } 1803 }
2399 1804
2400 if (!pl->socket->monitor_spells) 1805 if (!pl->ns->monitor_spells)
2401 return; 1806 return;
2402 1807
2403 packet sl; 1808 packet sl ("addspell");
2404
2405 sl << "addspell ";
2406 1809
2407 if (!spell) 1810 if (!spell)
2408 { 1811 {
2409 for (spell = pl->ob->inv; spell != NULL; spell = spell->below) 1812 for (spell = pl->ob->inv; spell; spell = spell->below)
2410 { 1813 {
2411 /* were we to simply keep appending data here, we could exceed 1814 /* were we to simply keep appending data here, we could exceed
2412 * MAXSOCKBUF if the player has enough spells to add, we know that 1815 * MAXSOCKBUF if the player has enough spells to add, we know that
2413 * append_spells will always append 19 data bytes, plus 4 length 1816 * append_spells will always append 19 data bytes, plus 4 length
2414 * bytes and 3 strings (because that is the spec) so we need to 1817 * bytes and 3 strings (because that is the spec) so we need to
… …
2424 if (spell->type != SPELL) 1827 if (spell->type != SPELL)
2425 continue; 1828 continue;
2426 1829
2427 if (sl.length () >= (MAXSOCKBUF - (26 + strlen (spell->name) + (spell->msg ? strlen (spell->msg) : 0)))) 1830 if (sl.length () >= (MAXSOCKBUF - (26 + strlen (spell->name) + (spell->msg ? strlen (spell->msg) : 0))))
2428 { 1831 {
2429 pl->socket->send_packet (sl); 1832 pl->ns->send_packet (sl);
2430 1833
2431 sl.reset (); 1834 sl.reset ();
2432 sl << "addspell "; 1835 sl << "addspell ";
2433 } 1836 }
2434 1837
… …
2448 LOG (llevError, "Buffer overflow in esrv_add_spells!\n"); 1851 LOG (llevError, "Buffer overflow in esrv_add_spells!\n");
2449 fatal (0); 1852 fatal (0);
2450 } 1853 }
2451 1854
2452 /* finally, we can send the packet */ 1855 /* finally, we can send the packet */
2453 pl->socket->send_packet (sl); 1856 pl->ns->send_packet (sl);
2454} 1857}
2455 1858

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