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Comparing deliantra/server/socket/request.C (file contents):
Revision 1.89 by root, Wed Apr 25 18:47:51 2007 UTC vs.
Revision 1.102 by root, Sun Jun 3 17:42:39 2007 UTC

1/* 1/*
2 * CrossFire, A Multiplayer game for X-windows 2 * This file is part of Crossfire TRT, the Multiplayer Online Role Playing Game.
3 * 3 *
4 * Copyright (C) 2005, 2006, 2007 Marc Lehmann & Crossfire+ Development Team 4 * Copyright (©) 2005,2006,2007 Marc Alexander Lehmann / Robin Redeker / the Crossfire TRT team
5 * Copyright (C) 2001 Mark Wedel 5 * Copyright (©) 2001,2007 Mark Wedel
6 * Copyright (C) 1992 Frank Tore Johansen 6 * Copyright (©) 1992,2007 Frank Tore Johansen
7 * 7 *
8 * This program is free software; you can redistribute it and/or modify 8 * Crossfire TRT is free software; you can redistribute it and/or modify it
9 * it under the terms of the GNU General Public License as published by 9 * under the terms of the GNU General Public License as published by the Free
10 * the Free Software Foundation; either version 2 of the License, or 10 * Software Foundation; either version 2 of the License, or (at your option)
11 * (at your option) any later version. 11 * any later version.
12 * 12 *
13 * 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, but
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of 14 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15 * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
16 * GNU General Public License for more details. 16 * for more details.
17 * 17 *
18 * 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 along
19 * along with this program; if not, write to the Free Software 19 * with Crossfire TRT; if not, write to the Free Software Foundation, Inc. 51
20 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 20 * Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
21 * 21 *
22 * The author can be reached via e-mail to <crossfire@schmorp.de> 22 * The authors can be reached via e-mail to <crossfire@schmorp.de>
23 */ 23 */
24 24
25/** 25/**
26 * \file 26 * \file
27 * Client handling. 27 * Client handling.
145/** check for map/region change and send new map data */ 145/** check for map/region change and send new map data */
146static void 146static void
147check_map_change (player *pl) 147check_map_change (player *pl)
148{ 148{
149 client &socket = *pl->ns; 149 client &socket = *pl->ns;
150 object *ob = pl->ob; 150 object *ob = pl->observe;
151 char buf[MAX_BUF]; /* eauugggh */
152 151
153 if (socket.current_map != ob->map || socket.force_newmap) 152 if (socket.current_map != ob->map || socket.force_newmap)
154 { 153 {
155 clear_map (pl); 154 clear_map (pl);
156 socket.current_map = ob->map; 155 socket.current_map = ob->map;
159 { 158 {
160 if (ob->map && ob->map->path[0]) 159 if (ob->map && ob->map->path[0])
161 { 160 {
162 int flags = 0; 161 int flags = 0;
163 162
164 if (ob->map->tile_path[0]) 163 if (ob->map->tile_path[0]) flags |= 1;
165 flags |= 1;
166 if (ob->map->tile_path[1]) 164 if (ob->map->tile_path[1]) flags |= 2;
167 flags |= 2;
168 if (ob->map->tile_path[2]) 165 if (ob->map->tile_path[2]) flags |= 4;
169 flags |= 4;
170 if (ob->map->tile_path[3]) 166 if (ob->map->tile_path[3]) flags |= 8;
171 flags |= 8;
172 167
173 snprintf (buf, MAX_BUF, "mapinfo - spatial %d %d %d %d %d %s", 168 socket.send_packet_printf ("mapinfo - spatial %d %d %d %d %d %s",
174 flags, socket.mapx / 2 - ob->x, socket.mapy / 2 - ob->y, ob->map->width, ob->map->height, &ob->map->path); 169 flags, socket.mapx / 2 - ob->x, socket.mapy / 2 - ob->y,
170 ob->map->width, ob->map->height, &ob->map->path);
175 } 171 }
176 else 172 else
177 snprintf (buf, MAX_BUF, "mapinfo current");
178
179 socket.send_packet (buf); 173 socket.send_packet ("mapinfo current");
180 } 174 }
181 } 175 }
182 else if (socket.current_x != ob->x || socket.current_y != ob->y) 176 else if (socket.current_x != ob->x || socket.current_y != ob->y)
183 { 177 {
184 int dx = ob->x - socket.current_x; 178 int dx = ob->x - socket.current_x;
325 snprintf (bigbuf, MAX_BUF, "mapinfo %s error", token); 319 snprintf (bigbuf, MAX_BUF, "mapinfo %s error", token);
326 else if (map && map->path[0]) 320 else if (map && map->path[0])
327 { 321 {
328 int flags = 0; 322 int flags = 0;
329 323
330 if (map->tile_path[0]) 324 if (map->tile_path[0]) flags |= 1;
331 flags |= 1;
332 if (map->tile_path[1]) 325 if (map->tile_path[1]) flags |= 2;
333 flags |= 2;
334 if (map->tile_path[2]) 326 if (map->tile_path[2]) flags |= 4;
335 flags |= 4;
336 if (map->tile_path[3]) 327 if (map->tile_path[3]) flags |= 8;
337 flags |= 8;
338 328
339 snprintf (bigbuf, MAX_BUF, "mapinfo %s spatial %d %d %d %d %d %s", token, flags, mapx, mapy, map->width, map->height, &map->path); 329 snprintf (bigbuf, MAX_BUF, "mapinfo %s spatial %d %d %d %d %d %s", token, flags, mapx, mapy, map->width, map->height, &map->path);
340 } 330 }
341 else 331 else
342 snprintf (bigbuf, MAX_BUF, "mapinfo %s nomap", token); 332 snprintf (bigbuf, MAX_BUF, "mapinfo %s nomap", token);
734send_query (client *ns, uint8 flags, const char *text) 724send_query (client *ns, uint8 flags, const char *text)
735{ 725{
736 ns->send_packet_printf ("query %d %s", flags, text ? text : ""); 726 ns->send_packet_printf ("query %d %s", flags, text ? text : "");
737} 727}
738 728
729/**
730 * Get player's current range attack in obuf.
731 */
732static void
733rangetostring (player *pl, char *obuf)
734{
735 dynbuf_text buf;
736
737 if (pl->ranged_ob)
738 buf << " Range" << (pl->ob->current_weapon == pl->ranged_ob ? "*" : "") << ": " << pl->ranged_ob->name;
739
740 if (pl->combat_ob)
741 buf << " Combat" << (pl->ob->current_weapon == pl->combat_ob ? "*" : "") << ": " << pl->combat_ob->name;
742
743 //TODO: remove this when slot system is working, this is only for debugging
744 if (pl->ob->chosen_skill)
745 buf << " Skill*: " << pl->ob->chosen_skill->name;
746
747 //TODO: maybe golem should become the current_weapon, quite simply?
748 if (pl->golem)
749 buf << " Golem*: " << pl->golem->name;
750
751 buf.linearise (obuf);
752 obuf [buf.size ()] = 0;
753}
754
739#define AddIfInt64(Old,New,Type) if (Old != New) {\ 755#define AddIfInt64(Old,New,Type) if (Old != New) {\
740 Old = New; \ 756 Old = New; \
741 sl << uint8 (Type) << uint64 (New); \ 757 sl << uint8 (Type) << uint64 (New); \
742 } 758 }
743 759
749#define AddIfShort(Old,New,Type) if (Old != New) {\ 765#define AddIfShort(Old,New,Type) if (Old != New) {\
750 Old = New; \ 766 Old = New; \
751 sl << uint8 (Type) << uint16 (New); \ 767 sl << uint8 (Type) << uint16 (New); \
752 } 768 }
753 769
754#define AddIfFloat(Old,New,Type) if (Old != New) {\ 770#define AddIfFloat(Old,New,Type,mult) if (Old != New) {\
755 Old = New; \ 771 Old = New; \
756 sl << uint8 (Type) << uint32 (New*FLOAT_MULTI); \ 772 sl << uint8 (Type) << uint32 (New*FLOAT_MULTI*mult); \
757 } 773 }
758 774
759#define AddIfString(Old,New,Type) if (Old == NULL || strcmp(Old,New)) {\ 775#define AddIfString(Old,New,Type) if (Old == NULL || strcmp(Old,New)) {\
760 free(Old); Old = strdup (New);\ 776 free(Old); Old = strdup (New);\
761 sl << uint8 (Type) << data8 (New); \ 777 sl << uint8 (Type) << data8 (New); \
775 791
776 client *ns = pl->ns; 792 client *ns = pl->ns;
777 if (!ns) 793 if (!ns)
778 return; 794 return;
779 795
780 object *ob = pl->ob; 796 object *ob = pl->observe;
781 if (!ob) 797 if (!ob)
782 return; 798 return;
783 799
784 packet sl ("stats"); 800 packet sl ("stats");
785 801
814 AddIfInt64 (ns->last_stats.exp, ob->stats.exp, CS_STAT_EXP64); 830 AddIfInt64 (ns->last_stats.exp, ob->stats.exp, CS_STAT_EXP64);
815 AddIfShort (ns->last_level, ob->level, CS_STAT_LEVEL); 831 AddIfShort (ns->last_level, ob->level, CS_STAT_LEVEL);
816 AddIfShort (ns->last_stats.wc, ob->stats.wc, CS_STAT_WC); 832 AddIfShort (ns->last_stats.wc, ob->stats.wc, CS_STAT_WC);
817 AddIfShort (ns->last_stats.ac, ob->stats.ac, CS_STAT_AC); 833 AddIfShort (ns->last_stats.ac, ob->stats.ac, CS_STAT_AC);
818 AddIfShort (ns->last_stats.dam, ob->stats.dam, CS_STAT_DAM); 834 AddIfShort (ns->last_stats.dam, ob->stats.dam, CS_STAT_DAM);
819 AddIfFloat (ns->last_speed, ob->speed, CS_STAT_SPEED); 835 AddIfFloat (ns->last_speed, ob->speed, CS_STAT_SPEED, 1.f/TICK);
820 AddIfShort (ns->last_stats.food, ob->stats.food, CS_STAT_FOOD); 836 AddIfShort (ns->last_stats.food, ob->stats.food, CS_STAT_FOOD);
821 AddIfFloat (ns->last_weapon_sp, pl->weapon_sp, CS_STAT_WEAP_SP); 837 AddIfFloat (ns->last_weapon_sp, pl->weapon_sp, CS_STAT_WEAP_SP, 1.f/TICK);
822 AddIfInt (ns->last_weight_limit, weight_limit[ob->stats.Str], CS_STAT_WEIGHT_LIM); 838 AddIfInt (ns->last_weight_limit, weight_limit[ob->stats.Str], CS_STAT_WEIGHT_LIM);
823 839
824 flags = 0; 840 flags = 0;
825 841
826 if (pl->fire_on) 842 if (pl->fire_on)
848 AddIfInt (ns->last_path_attuned, ob->path_attuned, CS_STAT_SPELL_ATTUNE); 864 AddIfInt (ns->last_path_attuned, ob->path_attuned, CS_STAT_SPELL_ATTUNE);
849 AddIfInt (ns->last_path_repelled, ob->path_repelled, CS_STAT_SPELL_REPEL); 865 AddIfInt (ns->last_path_repelled, ob->path_repelled, CS_STAT_SPELL_REPEL);
850 AddIfInt (ns->last_path_denied, ob->path_denied, CS_STAT_SPELL_DENY); 866 AddIfInt (ns->last_path_denied, ob->path_denied, CS_STAT_SPELL_DENY);
851 } 867 }
852 868
853 rangetostring (ob, buf); /* we want use the new fire & run system in new client */ 869 rangetostring (pl, buf); /* we want use the new fire & run system in new client */
854 AddIfString (ns->stats.range, buf, CS_STAT_RANGE); 870 AddIfString (ns->stats.range, buf, CS_STAT_RANGE);
855 set_title (ob, buf); 871 set_title (ob, buf);
856 AddIfString (ns->stats.title, buf, CS_STAT_TITLE); 872 AddIfString (ns->stats.title, buf, CS_STAT_TITLE);
857 873
858 /* Only send it away if we have some actual data */ 874 /* Only send it away if we have some actual data */
992{ 1008{
993 prefetch_surrounding_maps (op->map, 3); 1009 prefetch_surrounding_maps (op->map, 3);
994} 1010}
995 1011
996/** 1012/**
997 * This function uses the new map1 protocol command to send the map 1013 * Draws client map.
998 * to the client. It is necessary because the old map command supports
999 * a maximum map size of 15x15.
1000 * This function is much simpler than the old one. This is because
1001 * the old function optimized to send as few face identifiers as possible,
1002 * at the expense of sending more coordinate location (coordinates were
1003 * only 1 byte, faces 2 bytes, so this was a worthwhile savings). Since
1004 * we need 2 bytes for coordinates and 2 bytes for faces, such a trade off
1005 * maps no sense. Instead, we actually really only use 12 bits for coordinates,
1006 * and use the other 4 bits for other informatiion. For full documentation
1007 * of what we send, see the doc/Protocol file.
1008 * I will describe internally what we do:
1009 * the ns->lastmap shows how the map last looked when sent to the client.
1010 * in the lastmap structure, there is a cells array, which is set to the
1011 * maximum viewable size (As set in config.h).
1012 * in the cells, there are faces and a count value.
1013 * we use the count value to hold the darkness value. If -1, then this space
1014 * is not viewable.
1015 * we use faces[0] faces[1] faces[2] to hold what the three layers
1016 * look like.
1017 */ 1014 */
1018void 1015void
1019draw_client_map1 (object *pl) 1016draw_client_map (player *pl)
1020{ 1017{
1018 object *ob = pl->observe;
1019 if (!ob->active)
1020 return;
1021
1022 maptile *plmap = ob->map;
1023
1024 /* If player is just joining the game, he isn't here yet, so the map
1025 * can get swapped out. If so, don't try to send them a map. All will
1026 * be OK once they really log in.
1027 */
1028 if (!plmap || plmap->in_memory != MAP_IN_MEMORY)
1029 return;
1030
1021 int x, y, ax, ay, startlen, max_x, max_y, oldlen; 1031 int x, y, ax, ay, startlen, max_x, max_y, oldlen;
1022 sint16 nx, ny; 1032 sint16 nx, ny;
1023 int estartlen, eoldlen; 1033 int estartlen, eoldlen;
1024 uint8 eentrysize; 1034 uint8 eentrysize;
1025 uint16 ewhatstart, ewhatflag; 1035 uint16 ewhatstart, ewhatflag;
1026 uint8 extendedinfos; 1036 uint8 extendedinfos;
1027 maptile *m; 1037 maptile *m;
1028 1038
1029 client &socket = *pl->contr->ns;
1030
1031 if (!pl->active)
1032 return;
1033
1034 check_map_change (pl->contr); 1039 check_map_change (pl);
1035 prefetch_surrounding_maps (pl); 1040 prefetch_surrounding_maps (pl->ob);
1041
1042 /* do LOS after calls to update_position */
1043 if (ob != pl->ob)
1044 clear_los (pl);
1045 else if (pl->do_los)
1046 {
1047 update_los (ob);
1048 pl->do_los = 0;
1049 }
1050
1051 /**
1052 * This function uses the new map1 protocol command to send the map
1053 * to the client. It is necessary because the old map command supports
1054 * a maximum map size of 15x15.
1055 * This function is much simpler than the old one. This is because
1056 * the old function optimized to send as few face identifiers as possible,
1057 * at the expense of sending more coordinate location (coordinates were
1058 * only 1 byte, faces 2 bytes, so this was a worthwhile savings). Since
1059 * we need 2 bytes for coordinates and 2 bytes for faces, such a trade off
1060 * maps no sense. Instead, we actually really only use 12 bits for coordinates,
1061 * and use the other 4 bits for other informatiion. For full documentation
1062 * of what we send, see the doc/Protocol file.
1063 * I will describe internally what we do:
1064 * the ns->lastmap shows how the map last looked when sent to the client.
1065 * in the lastmap structure, there is a cells array, which is set to the
1066 * maximum viewable size (As set in config.h).
1067 * in the cells, there are faces and a count value.
1068 * we use the count value to hold the darkness value. If -1, then this space
1069 * is not viewable.
1070 * we use faces[0] faces[1] faces[2] to hold what the three layers
1071 * look like.
1072 */
1073
1074 client &socket = *pl->ns;
1036 1075
1037 packet sl (socket.mapmode == Map1Cmd ? "map1" : "map1a"); 1076 packet sl (socket.mapmode == Map1Cmd ? "map1" : "map1a");
1038 packet esl; 1077 packet esl;
1039 1078
1040 startlen = sl.length (); 1079 startlen = sl.length ();
1064 ay = 0; 1103 ay = 0;
1065 1104
1066 /* We could do this logic as conditionals in the if statement, 1105 /* We could do this logic as conditionals in the if statement,
1067 * but that started to get a bit messy to look at. 1106 * but that started to get a bit messy to look at.
1068 */ 1107 */
1069 max_x = pl->x + (socket.mapx + 1) / 2; 1108 max_x = ob->x + (socket.mapx + 1) / 2;
1070 max_y = pl->y + (socket.mapy + 1) / 2; 1109 max_y = ob->y + (socket.mapy + 1) / 2;
1071 1110
1072 maptile *plmap = pl->map;
1073
1074 for (y = pl->y - socket.mapy / 2; y < max_y; y++, ay++) 1111 for (y = ob->y - socket.mapy / 2; y < max_y; y++, ay++)
1075 { 1112 {
1076 ax = 0; 1113 ax = 0;
1077 for (x = pl->x - socket.mapx / 2; x < max_x; x++, ax++) 1114 for (x = ob->x - socket.mapx / 2; x < max_x; x++, ax++)
1078 { 1115 {
1079 int emask, mask; 1116 int emask, mask;
1080 emask = mask = (ax & 0x3f) << 10 | (ay & 0x3f) << 4; 1117 emask = mask = (ax & 0x3f) << 10 | (ay & 0x3f) << 4;
1081 1118
1082 MapCell &lastcell = socket.lastmap.cells[ax][ay]; 1119 MapCell &lastcell = socket.lastmap.cells[ax][ay];
1103 continue; 1140 continue;
1104 } 1141 }
1105 1142
1106 m->touch (); 1143 m->touch ();
1107 1144
1108 int d = pl->contr->blocked_los[ax][ay]; 1145 int d = pl->blocked_los[ax][ay];
1109 1146
1110 if (d > 3) 1147 if (d > 3)
1111 { 1148 {
1112 1149
1113 int need_send = 0, count; 1150 int need_send = 0, count;
1202 } 1239 }
1203 1240
1204 if (op->msg && op->msg[0] == '@') 1241 if (op->msg && op->msg[0] == '@')
1205 flags |= 1; 1242 flags |= 1;
1206 1243
1207 if (op->type == PLAYER && op != pl) 1244 if (op->type == PLAYER && op != ob)
1208 player = op->count; 1245 player = op->count;
1209 } 1246 }
1210 1247
1211 if (lastcell.stat_hp != stat_hp) 1248 if (lastcell.stat_hp != stat_hp)
1212 { 1249 {
1256 1293
1257 /* Middle face */ 1294 /* Middle face */
1258 if (update_space (sl, socket, ms, lastcell, 1)) 1295 if (update_space (sl, socket, ms, lastcell, 1))
1259 mask |= 0x2; 1296 mask |= 0x2;
1260 1297
1261 if (ms.player () == pl 1298 if (ms.player () == ob
1262 && (pl->invisible & (pl->invisible < 50 ? 1 : 7))) 1299 && (ob->invisible & (ob->invisible < 50 ? 1 : 7)))
1263 { 1300 {
1264 // force player to be visible to himself if invisible 1301 // force player to be visible to himself if invisible
1265 if (lastcell.faces[0] != pl->face) 1302 if (lastcell.faces[0] != ob->face)
1266 { 1303 {
1267 lastcell.faces[0] = pl->face; 1304 lastcell.faces[0] = ob->face;
1268 1305
1269 mask |= 0x1; 1306 mask |= 0x1;
1270 sl << uint16 (pl->face); 1307 sl << uint16 (ob->face);
1271 1308
1272 socket.send_faces (pl); 1309 socket.send_faces (ob);
1273 } 1310 }
1274 } 1311 }
1275 /* Top face */ 1312 /* Top face */
1276 else if (update_space (sl, socket, ms, lastcell, 0)) 1313 else if (update_space (sl, socket, ms, lastcell, 0))
1277 mask |= 0x1; 1314 mask |= 0x1;
1278
1279 1315
1280 /* Check to see if we are in fact sending anything for this 1316 /* Check to see if we are in fact sending anything for this
1281 * space by checking the mask. If so, update the mask. 1317 * space by checking the mask. If so, update the mask.
1282 * if not, reset the len to that from before adding the mask 1318 * if not, reset the len to that from before adding the mask
1283 * value, so we don't send those bits. 1319 * value, so we don't send those bits.
1342 socket.send_packet (sl); 1378 socket.send_packet (sl);
1343 socket.sent_scroll = 0; 1379 socket.sent_scroll = 0;
1344 } 1380 }
1345} 1381}
1346 1382
1347/**
1348 * Draws client map.
1349 */
1350void
1351draw_client_map (object *pl)
1352{
1353 int i, j;
1354 sint16 ax, ay; /* ax and ay goes from 0 to max-size of arrays */
1355 int mflags;
1356 struct Map newmap;
1357 maptile *m, *pm;
1358
1359 if (pl->type != PLAYER)
1360 {
1361 LOG (llevError, "draw_client_map called with non player/non eric-server\n");
1362 return;
1363 }
1364
1365 pm = pl->map;
1366
1367 /* If player is just joining the game, he isn't here yet, so the map
1368 * can get swapped out. If so, don't try to send them a map. All will
1369 * be OK once they really log in.
1370 */
1371 if (pm == NULL || pm->in_memory != MAP_IN_MEMORY)
1372 return;
1373
1374 memset (&newmap, 0, sizeof (struct Map));
1375
1376 for (j = (pl->y - pl->contr->ns->mapy / 2); j < (pl->y + (pl->contr->ns->mapy + 1) / 2); j++)
1377 for (i = (pl->x - pl->contr->ns->mapx / 2); i < (pl->x + (pl->contr->ns->mapx + 1) / 2); i++)
1378 {
1379 ax = i;
1380 ay = j;
1381 m = pm;
1382 mflags = get_map_flags (m, &m, ax, ay, &ax, &ay);
1383
1384 if (mflags & P_OUT_OF_MAP)
1385 continue;
1386
1387 /* If a map is visible to the player, we don't want to swap it out
1388 * just to reload it. This should really call something like
1389 * swap_map, but this is much more efficient and 'good enough'
1390 */
1391 if (mflags & P_NEW_MAP)
1392 m->timeout = 50;
1393 }
1394
1395 /* do LOS after calls to update_position */
1396 if (pl->contr->do_los)
1397 {
1398 update_los (pl);
1399 pl->contr->do_los = 0;
1400 }
1401
1402 /* Big maps need a different drawing mechanism to work */
1403 draw_client_map1 (pl);
1404}
1405
1406
1407/*****************************************************************************/ 1383/*****************************************************************************/
1408
1409/* GROS: The following one is used to allow a plugin to send a generic cmd to*/ 1384/* GROS: The following one is used to allow a plugin to send a generic cmd to*/
1410
1411/* a player. Of course, the client need to know the command to be able to */ 1385/* a player. Of course, the client need to know the command to be able to */
1412
1413/* manage it ! */ 1386/* manage it ! */
1414
1415/*****************************************************************************/ 1387/*****************************************************************************/
1416void 1388void
1417send_plugin_custom_message (object *pl, char *buf) 1389send_plugin_custom_message (object *pl, char *buf)
1418{ 1390{
1419 pl->contr->ns->send_packet (buf); 1391 pl->contr->ns->send_packet (buf);

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