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Comparing deliantra/server/socket/request.C (file contents):
Revision 1.2 by root, Thu Aug 17 20:23:32 2006 UTC vs.
Revision 1.46 by root, Tue Dec 19 05:12:52 2006 UTC

1/*
2 * static char *rcsid_init_c =
3 * "$Id: request.C,v 1.2 2006/08/17 20:23:32 root Exp $";
4 */
5
6/* 1/*
7 CrossFire, A Multiplayer game for X-windows 2 CrossFire, A Multiplayer game for X-windows
8 3
9 Copyright (C) 2001 Mark Wedel 4 Copyright (C) 2001 Mark Wedel
10 Copyright (C) 1992 Frank Tore Johansen 5 Copyright (C) 1992 Frank Tore Johansen
… …
21 16
22 You should have received a copy of the GNU General Public License 17 You should have received a copy of the GNU General Public License
23 along with this program; if not, write to the Free Software 18 along with this program; if not, write to the Free Software
24 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 19 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
25 20
26 The author can be reached via e-mail to crossfire-devel@real-time.com 21 The author can be reached via e-mail to <crossfire@schmorp.de>
27*/ 22*/
28 23
29/** 24/**
30 * \file 25 * \file
31 * Client handling. 26 * Client handling.
… …
43 * esrv_map_new starts updating the map 38 * esrv_map_new starts updating the map
44 * 39 *
45 * esrv_map_setbelow allows filling in all of the faces for the map. 40 * esrv_map_setbelow allows filling in all of the faces for the map.
46 * if a face has not already been sent to the client, it is sent now. 41 * if a face has not already been sent to the client, it is sent now.
47 * 42 *
48 * mapcellchanged, compactlayer, compactstack, perform the map compressing
49 * operations
50 *
51 * esrv_map_doneredraw finishes the map update, and ships across the
52 * map updates.
53 *
54 * esrv_map_scroll tells the client to scroll the map, and does similarily
55 * for the locally cached copy.
56 */ 43 */
57 44
58#include <global.h> 45#include <global.h>
59#include <sproto.h> 46#include <sproto.h>
60 47
61#include <newclient.h>
62#include <newserver.h>
63#include <living.h> 48#include <living.h>
64#include <commands.h> 49#include <commands.h>
65 50
66/* This block is basically taken from socket.c - I assume if it works there, 51/* This block is basically taken from socket.c - I assume if it works there,
67 * it should work here. 52 * it should work here.
68 */ 53 */
69#ifndef WIN32 /* ---win32 exclude unix headers */
70#include <sys/types.h> 54#include <sys/types.h>
71#include <sys/time.h> 55#include <sys/time.h>
72#include <sys/socket.h> 56#include <sys/socket.h>
73#include <netinet/in.h> 57#include <netinet/in.h>
74#include <netdb.h> 58#include <netdb.h>
75#endif /* win32 */
76 59
77#ifdef HAVE_UNISTD_H
78#include <unistd.h> 60#include <unistd.h>
79#endif
80
81#ifdef HAVE_SYS_TIME_H
82#include <sys/time.h> 61#include <sys/time.h>
83#endif
84 62
85#include "sounds.h" 63#include "sounds.h"
86 64
87/** 65/**
88 * This table translates the attack numbers as used within the 66 * This table translates the attack numbers as used within the
89 * program to the value we use when sending STATS command to the 67 * program to the value we use when sending STATS command to the
90 * client. If a value is -1, then we don't send that to the 68 * client. If a value is -1, then we don't send that to the
91 * client. 69 * client.
92 */ 70 */
93short atnr_cs_stat[NROFATTACKS] = {CS_STAT_RES_PHYS, 71short atnr_cs_stat[NROFATTACKS] = { CS_STAT_RES_PHYS,
94 CS_STAT_RES_MAG,CS_STAT_RES_FIRE, CS_STAT_RES_ELEC, 72 CS_STAT_RES_MAG, CS_STAT_RES_FIRE, CS_STAT_RES_ELEC,
95 CS_STAT_RES_COLD, CS_STAT_RES_CONF, CS_STAT_RES_ACID, 73 CS_STAT_RES_COLD, CS_STAT_RES_CONF, CS_STAT_RES_ACID,
96 CS_STAT_RES_DRAIN, -1 /* weaponmagic */, 74 CS_STAT_RES_DRAIN, -1 /* weaponmagic */ ,
97 CS_STAT_RES_GHOSTHIT, CS_STAT_RES_POISON, 75 CS_STAT_RES_GHOSTHIT, CS_STAT_RES_POISON,
98 CS_STAT_RES_SLOW, CS_STAT_RES_PARA, CS_STAT_TURN_UNDEAD, 76 CS_STAT_RES_SLOW, CS_STAT_RES_PARA, CS_STAT_TURN_UNDEAD,
99 CS_STAT_RES_FEAR, -1 /* Cancellation */, 77 CS_STAT_RES_FEAR, -1 /* Cancellation */ ,
100 CS_STAT_RES_DEPLETE, CS_STAT_RES_DEATH, 78 CS_STAT_RES_DEPLETE, CS_STAT_RES_DEATH,
101 -1 /* Chaos */, -1 /* Counterspell */, 79 -1 /* Chaos */ , -1 /* Counterspell */ ,
102 -1 /* Godpower */, CS_STAT_RES_HOLYWORD, 80 -1 /* Godpower */ , CS_STAT_RES_HOLYWORD,
103 CS_STAT_RES_BLIND, 81 CS_STAT_RES_BLIND,
104 -1, /* Internal */ 82 -1, /* Internal */
105 -1, /* life stealing */ 83 -1, /* life stealing */
106 -1 /* Disease - not fully done yet */ 84 -1 /* Disease - not fully done yet */
107}; 85};
108 86
109static void 87static void
110socket_map_scroll (NewSocket *ns, int dx, int dy) 88socket_map_scroll (client *ns, int dx, int dy)
111{ 89{
112 struct Map newmap; 90 struct Map newmap;
113 int x,y, mx, my; 91 int x, y, mx, my;
114 92
115 {
116 char buf[MAXSOCKBUF];
117
118 sprintf(buf,"map_scroll %d %d", dx, dy); 93 ns->send_packet_printf ("map_scroll %d %d", dx, dy);
119 Write_String_To_Socket(ns, buf, strlen (buf));
120 }
121 94
122 /* If we are using the Map1aCmd, we may in fact send 95 /* If we are using the Map1aCmd, we may in fact send
123 * head information that is outside the viewable map. 96 * head information that is outside the viewable map.
124 * So set the mx,my to the max value we want to 97 * So set the mx,my to the max value we want to
125 * look for. Removed code to do so - it caused extra 98 * look for. Removed code to do so - it caused extra
126 * complexities for the client, and probably doesn't make 99 * complexities for the client, and probably doesn't make
127 * that much difference in bandwidth. 100 * that much difference in bandwidth.
128 */ 101 */
129 mx = ns->mapx; 102 mx = ns->mapx;
130 my = ns->mapy; 103 my = ns->mapy;
131 104
132 if (ns->mapmode == Map1aCmd) { 105 if (ns->mapmode == Map1aCmd)
106 {
133 mx += MAX_HEAD_OFFSET; 107 mx += MAX_HEAD_OFFSET;
134 my += MAX_HEAD_OFFSET; 108 my += MAX_HEAD_OFFSET;
135 } 109 }
136 110
137 /* the x and y here are coordinates for the new map, i.e. if we moved 111 /* the x and y here are coordinates for the new map, i.e. if we moved
138 * (dx,dy), newmap[x][y] = oldmap[x-dx][y-dy]. For this reason, 112 * (dx,dy), newmap[x][y] = oldmap[x-dx][y-dy]. For this reason,
139 * if the destination x or y coordinate is outside the viewable 113 * if the destination x or y coordinate is outside the viewable
140 * area, we clear the values - otherwise, the old values 114 * area, we clear the values - otherwise, the old values
141 * are preserved, and the check_head thinks it needs to clear them. 115 * are preserved, and the check_head thinks it needs to clear them.
142 */ 116 */
143 for(x=0; x<mx; x++) { 117 for (x = 0; x < mx; x++)
144 for(y=0; y<my; y++) { 118 {
119 for (y = 0; y < my; y++)
120 {
145 if(x >= ns->mapx || y >= ns->mapy) { 121 if (x >= ns->mapx || y >= ns->mapy)
146 /* clear cells outside the viewable area */ 122 /* clear cells outside the viewable area */
147 memset(&newmap.cells[x][y], 0, sizeof(struct MapCell)); 123 memset (&newmap.cells[x][y], 0, sizeof (struct MapCell));
148 }
149 else if ((x+dx) < 0 || (x+dx) >= ns->mapx || (y+dy) < 0 || (y + dy) >= ns->mapy) { 124 else if ((x + dx) < 0 || (x + dx) >= ns->mapx || (y + dy) < 0 || (y + dy) >= ns->mapy)
150 /* clear newly visible tiles within the viewable area */ 125 /* clear newly visible tiles within the viewable area */
151 memset(&(newmap.cells[x][y]), 0, sizeof(struct MapCell)); 126 memset (&(newmap.cells[x][y]), 0, sizeof (struct MapCell));
127 else
128 memcpy (&(newmap.cells[x][y]), &(ns->lastmap.cells[x + dx][y + dy]), sizeof (struct MapCell));
129 }
152 } 130 }
153 else {
154 memcpy(&(newmap.cells[x][y]),
155 &(ns->lastmap.cells[x+dx][y+dy]),sizeof(struct MapCell));
156 }
157 }
158 }
159 131
160 memcpy(&(ns->lastmap), &newmap,sizeof(struct Map)); 132 memcpy (&(ns->lastmap), &newmap, sizeof (struct Map));
161 133
162 /* Make sure that the next "map1" command will be sent (even if it is 134 /* Make sure that the next "map1" command will be sent (even if it is
163 * empty). 135 * empty).
164 */ 136 */
165 ns->sent_scroll = 1; 137 ns->sent_scroll = 1;
138}
139
140static void
141clear_map (player *pl)
142{
143 memset (&pl->socket->lastmap, 0, sizeof (pl->socket->lastmap));
144
145 if (pl->socket->newmapcmd == 1)
146 pl->socket->send_packet ("newmap");
147
148 pl->socket->floorbox_reset ();
166} 149}
167 150
168/** check for map change and send new map data */ 151/** check for map change and send new map data */
169static void 152static void
170check_map_change (player *pl) 153check_map_change (player *pl)
171{ 154{
172 NewSocket &socket = pl->socket; 155 client &socket = *pl->socket;
173 object *ob = pl->ob; 156 object *ob = pl->ob;
174 char buf[MAX_BUF]; /* eauugggh */ 157 char buf[MAX_BUF]; /* eauugggh */
175 158
176 if (socket.current_map != ob->map) 159 if (socket.current_map != ob->map)
177 { 160 {
178 socket.current_map = ob->map; 161 socket.current_map = ob->map;
179 memset (&socket.lastmap, 0, sizeof(socket.lastmap));
180 162
181 if (socket.newmapcmd == 1) 163 clear_map (pl);
182 Write_String_To_Socket (&socket, "newmap", 6);
183
184 socket.update_look = 1;
185 socket.look_position =0;
186 164
187 if (socket.mapinfocmd) 165 if (socket.mapinfocmd)
188 { 166 {
189 if (ob->map && ob->map->path [0]) 167 if (ob->map && ob->map->path[0])
190 { 168 {
191 int flags = 0; 169 int flags = 0;
192 170
193 if (ob->map->tile_path [0]) flags |= 1; 171 if (ob->map->tile_path[0])
172 flags |= 1;
194 if (ob->map->tile_path [1]) flags |= 2; 173 if (ob->map->tile_path[1])
174 flags |= 2;
195 if (ob->map->tile_path [2]) flags |= 4; 175 if (ob->map->tile_path[2])
176 flags |= 4;
196 if (ob->map->tile_path [3]) flags |= 8; 177 if (ob->map->tile_path[3])
178 flags |= 8;
197 179
198 snprintf (buf, MAX_BUF, "mapinfo - spatial %d %d %d %d %d %s", 180 snprintf (buf, MAX_BUF, "mapinfo - spatial %d %d %d %d %d %s",
199 flags, socket.mapx / 2 - ob->x, socket.mapy / 2 - ob->y, 181 flags, socket.mapx / 2 - ob->x, socket.mapy / 2 - ob->y, ob->map->width, ob->map->height, ob->map->path);
200 ob->map->width, ob->map->height, ob->map->path);
201 } 182 }
202 else 183 else
203 snprintf (buf, MAX_BUF, "mapinfo current"); 184 snprintf (buf, MAX_BUF, "mapinfo current");
204 185
205 Write_String_To_Socket (&socket, buf, strlen (buf)); 186 socket.send_packet (buf);
206 } 187 }
207 } 188 }
208 else if (socket.current_x != ob->x || socket.current_y != ob->y) 189 else if (socket.current_x != ob->x || socket.current_y != ob->y)
209 { 190 {
191 int dx = ob->x - socket.current_x;
192 int dy = ob->y - socket.current_y;
193
194 if (socket.buggy_mapscroll && (abs (dx) > 8 || abs (dy) > 8))
195 clear_map (pl); // current (<= 1.9.1) clients have unchecked buffer overflows
196 else
197 {
210 socket_map_scroll (&socket, ob->x - socket.current_x, ob->y - socket.current_y); 198 socket_map_scroll (&socket, ob->x - socket.current_x, ob->y - socket.current_y);
211 socket.update_look = 1; 199 socket.floorbox_reset ();
212 socket.look_position = 0; 200 }
213 } 201 }
214 202
215 socket.current_x = ob->x; 203 socket.current_x = ob->x;
216 socket.current_y = ob->y; 204 socket.current_y = ob->y;
217} 205}
218 206
207/**
208 * RequestInfo is sort of a meta command. There is some specific
209 * request of information, but we call other functions to provide
210 * that information.
211 */
212void
213RequestInfo (char *buf, int len, client * ns)
214{
215 char *params = NULL, *cp;
216
217 /* No match */
218 char bigbuf[MAX_BUF];
219 int slen;
220
221 /* Set up replyinfo before we modify any of the buffers - this is used
222 * if we don't find a match.
223 */
224 strcpy (bigbuf, "replyinfo ");
225 slen = strlen (bigbuf);
226 safe_strcat (bigbuf, buf, &slen, MAX_BUF);
227
228 /* find the first space, make it null, and update the
229 * params pointer.
230 */
231 for (cp = buf; *cp != '\0'; cp++)
232 if (*cp == ' ')
233 {
234 *cp = '\0';
235 params = cp + 1;
236 break;
237 }
238
239 if (!strcmp (buf, "image_info"))
240 send_image_info (ns, params);
241 else if (!strcmp (buf, "image_sums"))
242 send_image_sums (ns, params);
243 else if (!strcmp (buf, "skill_info"))
244 send_skill_info (ns, params);
245 else if (!strcmp (buf, "spell_paths"))
246 send_spell_paths (ns, params);
247 else
248 ns->send_packet (bigbuf, len);
249}
250
251void
219void ExtCmd (char *buf, int len, player *pl) 252ExtCmd (char *buf, int len, player *pl)
220{ 253{
221 execute_global_event (EVENT_EXTCMD, pl, buf, len); 254 INVOKE_PLAYER (EXTCMD, pl, ARG_DATA (buf, len));
222} 255}
223 256
257void
258ExtiCmd (char *buf, int len, client *ns)
259{
260 INVOKE_CLIENT (EXTICMD, ns, ARG_DATA (buf, len));
261}
262
263void
224void MapInfoCmd (char *buf, int len, player *pl) 264MapInfoCmd (char *buf, int len, player *pl)
225{ 265{
226 // <mapinfo tag spatial tile-path 266 // <mapinfo tag spatial tile-path
227 // >mapinfo tag spatial flags x y w h hash 267 // >mapinfo tag spatial flags x y w h hash
228 268
229 char bigbuf[MAX_BUF], *cp, *token; 269 char bigbuf[MAX_BUF], *token;
230 270
231 token = buf; 271 token = buf;
232 // copy token 272 // copy token
233 if (!(buf = strchr (buf, ' '))) 273 if (!(buf = strchr (buf, ' ')))
234 return; 274 return;
… …
238 if (!strncmp (buf, "spatial ", 8)) 278 if (!strncmp (buf, "spatial ", 8))
239 { 279 {
240 buf += 8; 280 buf += 8;
241 281
242 // initial map and its origin 282 // initial map and its origin
243 mapstruct *map = pl->ob->map; 283 maptile *map = pl->ob->map;
244 sint16 dx, dy; 284 sint16 dx, dy;
245 int mapx = pl->socket.mapx / 2 - pl->ob->x; 285 int mapx = pl->socket->mapx / 2 - pl->ob->x;
246 int mapy = pl->socket.mapy / 2 - pl->ob->y; 286 int mapy = pl->socket->mapy / 2 - pl->ob->y;
247 int max_distance = 8; // limit maximum path length to something generous 287 int max_distance = 8; // limit maximum path length to something generous
248 288
249 while (*buf && map && max_distance) 289 while (*buf && map && max_distance)
250 { 290 {
251 int dir = *buf++; 291 int dir = *buf++;
252 292
253 switch (dir) 293 switch (dir)
254 { 294 {
255 case '1': 295 case '1':
296 dx = 0;
297 dy = -1;
256 dx = 0; dy = -1; map = get_map_from_coord (map, &dx, &dy); 298 map = get_map_from_coord (map, &dx, &dy);
257 map && (mapy -= map->height); 299 map && (mapy -= map->height);
258 break; 300 break;
259 case '2': 301 case '2':
260 mapx += map->width; 302 mapx += map->width;
303 dx = map->width;
304 dy = 0;
261 dx = map->width; dy = 0; map = get_map_from_coord (map, &dx, &dy); 305 map = get_map_from_coord (map, &dx, &dy);
262 break; 306 break;
263 case '3': 307 case '3':
264 mapy += map->height; 308 mapy += map->height;
309 dx = 0;
310 dy = map->height;
265 dx = 0; dy = map->height; map = get_map_from_coord (map, &dx, &dy); 311 map = get_map_from_coord (map, &dx, &dy);
266 break; 312 break;
267 case '4': 313 case '4':
314 dx = -1;
315 dy = 0;
268 dx = -1; dy = 0; map = get_map_from_coord (map, &dx, &dy); 316 map = get_map_from_coord (map, &dx, &dy);
269 map && (mapx -= map->width); 317 map && (mapx -= map->width);
270 break; 318 break;
271 } 319 }
272 320
273 --max_distance; 321 --max_distance;
274 } 322 }
275 323
276 if (!max_distance) 324 if (!max_distance)
277 snprintf (bigbuf, MAX_BUF, "mapinfo %s error", token); 325 snprintf (bigbuf, MAX_BUF, "mapinfo %s error", token);
278 else if (map && map->path [0]) 326 else if (map && map->path[0])
279 { 327 {
280 int flags = 0; 328 int flags = 0;
281 329
282 if (map->tile_path [0]) flags |= 1; 330 if (map->tile_path[0])
331 flags |= 1;
283 if (map->tile_path [1]) flags |= 2; 332 if (map->tile_path[1])
333 flags |= 2;
284 if (map->tile_path [2]) flags |= 4; 334 if (map->tile_path[2])
335 flags |= 4;
285 if (map->tile_path [3]) flags |= 8; 336 if (map->tile_path[3])
337 flags |= 8;
286 338
287 snprintf (bigbuf, MAX_BUF, "mapinfo %s spatial %d %d %d %d %d %s", 339 snprintf (bigbuf, MAX_BUF, "mapinfo %s spatial %d %d %d %d %d %s", token, flags, mapx, mapy, map->width, map->height, map->path);
288 token, flags, mapx, mapy,
289 map->width, map->height, map->path);
290 } 340 }
291 else 341 else
292 snprintf (bigbuf, MAX_BUF, "mapinfo %s nomap", token); 342 snprintf (bigbuf, MAX_BUF, "mapinfo %s nomap", token);
293 } 343 }
294 else 344 else
295 snprintf (bigbuf, MAX_BUF, "mapinfo %s unsupported", token); 345 snprintf (bigbuf, MAX_BUF, "mapinfo %s unsupported", token);
296 346
297 Write_String_To_Socket (&pl->socket, bigbuf, strlen (bigbuf)); 347 pl->socket->send_packet (bigbuf);
298} 348}
299 349
300/** This is the Setup cmd - easy first implementation */ 350/** This is the Setup cmd - easy first implementation */
351void
301void SetUp(char *buf, int len, NewSocket *ns) 352SetUp (char *buf, int len, client * ns)
302{ 353{
303 int s, slen; 354 int s, slen;
304 char *cmd, *param, cmdback[HUGE_BUF]; 355 char *cmd, *param, cmdback[HUGE_BUF];
305 356
306 /* run through the cmds of setup 357 /* run through the cmds of setup
307 * syntax is setup <cmdname1> <parameter> <cmdname2> <parameter> ... 358 * syntax is setup <cmdname1> <parameter> <cmdname2> <parameter> ...
308 * 359 *
309 * we send the status of the cmd back, or a FALSE is the cmd is the server unknown 360 * we send the status of the cmd back, or a FALSE is the cmd is the server unknown
310 * The client then must sort this out 361 * The client then must sort this out
311 */ 362 */
312 363
313 LOG(llevInfo,"Get SetupCmd:: %s\n", buf); 364 //LOG (llevInfo, "Get SetupCmd:: %s\n", buf);
365
314 strcpy(cmdback,"setup"); 366 strcpy (cmdback, "setup");
315 for(s=0;s<len; ) { 367 for (s = 0; s < len; )
316 368 {
317 cmd = &buf[s]; 369 cmd = &buf[s];
318 370
319 /* find the next space, and put a null there */ 371 /* find the next space, and put a null there */
320 for(;buf[s] && buf[s] != ' ';s++) ; 372 for (; buf[s] && buf[s] != ' '; s++)
321 buf[s++]=0; 373 ;
374
375 buf[s++] = 0;
376
322 while (buf[s] == ' ') s++; 377 while (buf[s] == ' ')
378 s++;
323 379
324 if(s>=len) 380 if (s >= len)
325 break; 381 break;
326 382
327 param = &buf[s]; 383 param = &buf[s];
328 384
329 for(;buf[s] && buf[s] != ' ';s++) ; 385 for (; buf[s] && buf[s] != ' '; s++)
330 buf[s++]=0; 386 ;
387
388 buf[s++] = 0;
389
331 while (buf[s] == ' ') s++; 390 while (buf[s] == ' ')
332 391 s++;
392
333 slen = strlen(cmdback); 393 slen = strlen (cmdback);
334 safe_strcat(cmdback, " ", &slen, HUGE_BUF); 394 safe_strcat (cmdback, " ", &slen, HUGE_BUF);
335 safe_strcat(cmdback, cmd, &slen, HUGE_BUF); 395 safe_strcat (cmdback, cmd, &slen, HUGE_BUF);
336 safe_strcat(cmdback, " ", &slen, HUGE_BUF); 396 safe_strcat (cmdback, " ", &slen, HUGE_BUF);
337 397
338 if (!strcmp(cmd,"sound")) { 398 if (!strcmp (cmd, "sound"))
399 {
339 ns->sound = atoi(param); 400 ns->sound = atoi (param);
340 safe_strcat(cmdback, param, &slen, HUGE_BUF); 401 safe_strcat (cmdback, param, &slen, HUGE_BUF);
341 } 402 }
342 else if (!strcmp(cmd,"exp64")) { 403 else if (!strcmp (cmd, "exp64"))
404 {
343 ns->exp64 = atoi(param); 405 ns->exp64 = atoi (param);
344 safe_strcat(cmdback, param, &slen, HUGE_BUF); 406 safe_strcat (cmdback, param, &slen, HUGE_BUF);
407 }
345 } else if (!strcmp(cmd, "spellmon")) { 408 else if (!strcmp (cmd, "spellmon"))
409 {
346 ns->monitor_spells = atoi(param); 410 ns->monitor_spells = atoi (param);
347 safe_strcat(cmdback, param, &slen, HUGE_BUF); 411 safe_strcat (cmdback, param, &slen, HUGE_BUF);
412 }
348 } else if (!strcmp(cmd,"darkness")) { 413 else if (!strcmp (cmd, "darkness"))
414 {
349 ns->darkness = atoi(param); 415 ns->darkness = atoi (param);
350 safe_strcat(cmdback, param, &slen, HUGE_BUF); 416 safe_strcat (cmdback, param, &slen, HUGE_BUF);
417 }
351 } else if (!strcmp(cmd,"map1cmd")) { 418 else if (!strcmp (cmd, "map1cmd"))
352 if (atoi(param)) ns->mapmode = Map1Cmd; 419 {
420 if (atoi (param))
421 ns->mapmode = Map1Cmd;
353 /* if beyond this size, need to use map1cmd no matter what */ 422 /* if beyond this size, need to use map1cmd no matter what */
354 if (ns->mapx>11 || ns->mapy>11) ns->mapmode = Map1Cmd; 423 if (ns->mapx > 11 || ns->mapy > 11)
424 ns->mapmode = Map1Cmd;
355 safe_strcat(cmdback, ns->mapmode == Map1Cmd?"1":"0", &slen, HUGE_BUF); 425 safe_strcat (cmdback, ns->mapmode == Map1Cmd ? "1" : "0", &slen, HUGE_BUF);
426 }
356 } else if (!strcmp(cmd,"map1acmd")) { 427 else if (!strcmp (cmd, "map1acmd"))
357 if (atoi(param)) ns->mapmode = Map1aCmd; 428 {
429 if (atoi (param))
430 ns->mapmode = Map1aCmd;
358 /* if beyond this size, need to use map1acmd no matter what */ 431 /* if beyond this size, need to use map1acmd no matter what */
359 if (ns->mapx>11 || ns->mapy>11) ns->mapmode = Map1aCmd; 432 if (ns->mapx > 11 || ns->mapy > 11)
433 ns->mapmode = Map1aCmd;
360 safe_strcat(cmdback, ns->mapmode == Map1aCmd?"1":"0", &slen, HUGE_BUF); 434 safe_strcat (cmdback, ns->mapmode == Map1aCmd ? "1" : "0", &slen, HUGE_BUF);
435 }
361 } else if (!strcmp(cmd,"newmapcmd")) { 436 else if (!strcmp (cmd, "newmapcmd"))
437 {
362 ns->newmapcmd= atoi(param); 438 ns->newmapcmd = atoi (param);
363 safe_strcat(cmdback, param, &slen, HUGE_BUF); 439 safe_strcat (cmdback, param, &slen, HUGE_BUF);
364// } else if (!strcmp(cmd,"plugincmd")) { 440// } else if (!strcmp(cmd,"plugincmd")) {
365// ns->plugincmd = atoi(param); 441// ns->plugincmd = atoi(param);
366// safe_strcat(cmdback, param, &slen, HUGE_BUF); 442// safe_strcat(cmdback, param, &slen, HUGE_BUF);
443 }
367 } else if (!strcmp(cmd,"mapinfocmd")) { 444 else if (!strcmp (cmd, "mapinfocmd"))
445 {
368 ns->mapinfocmd = atoi(param); 446 ns->mapinfocmd = atoi (param);
369 safe_strcat(cmdback, "1", &slen, HUGE_BUF); 447 safe_strcat (cmdback, "1", &slen, HUGE_BUF);
448 }
370 } else if (!strcmp(cmd,"extcmd")) { 449 else if (!strcmp (cmd, "extcmd"))
450 {
371 ns->extcmd = atoi(param); 451 ns->extcmd = atoi (param);
372 safe_strcat(cmdback, "1", &slen, HUGE_BUF); 452 safe_strcat (cmdback, "1", &slen, HUGE_BUF);
453 }
454 else if (!strcmp (cmd, "extmap"))
455 {
456 ns->extmap = atoi (param);
457 safe_strcat (cmdback, "1", &slen, HUGE_BUF);
458 }
373 } else if (!strcmp(cmd,"facecache")) { 459 else if (!strcmp (cmd, "facecache"))
460 {
374 ns->facecache = atoi(param); 461 ns->facecache = atoi (param);
375 safe_strcat(cmdback, param, &slen, HUGE_BUF); 462 safe_strcat (cmdback, param, &slen, HUGE_BUF);
463 }
376 } else if (!strcmp(cmd,"faceset")) { 464 else if (!strcmp (cmd, "faceset"))
465 {
377 char tmpbuf[20]; 466 char tmpbuf[20];
378 int q = atoi(param); 467 int q = atoi (param);
379 468
380 if (is_valid_faceset(q)) 469 if (is_valid_faceset (q))
381 ns->faceset=q; 470 ns->faceset = q;
382 sprintf(tmpbuf,"%d", ns->faceset); 471 sprintf (tmpbuf, "%d", ns->faceset);
383 safe_strcat(cmdback, tmpbuf, &slen, HUGE_BUF); 472 safe_strcat (cmdback, tmpbuf, &slen, HUGE_BUF);
384 /* if the client is using faceset, it knows about image2 command */ 473 /* if the client is using faceset, it knows about image2 command */
385 ns->image2=1; 474 ns->image2 = 1;
475 }
386 } else if (!strcmp(cmd,"itemcmd")) { 476 else if (!strcmp (cmd, "itemcmd"))
477 {
387 /* Version of the item protocol command to use. Currently, 478 /* Version of the item protocol command to use. Currently,
388 * only supported versions are 1 and 2. Using a numeric 479 * only supported versions are 1 and 2. Using a numeric
389 * value will make it very easy to extend this in the future. 480 * value will make it very easy to extend this in the future.
390 */ 481 */
391 char tmpbuf[20]; 482 char tmpbuf[20];
392 int q = atoi(param); 483 int q = atoi (param);
393 if (q<1 || q>2) { 484
394 strcpy(tmpbuf,"FALSE"); 485 if (q < 1 || q > 2)
395 } else { 486 {
396 ns->itemcmd = q; 487 strcpy (tmpbuf, "FALSE");
488 }
489 else
490 {
491 ns->itemcmd = q;
397 sprintf(tmpbuf,"%d", ns->itemcmd); 492 sprintf (tmpbuf, "%d", ns->itemcmd);
398 } 493 }
399 safe_strcat(cmdback, tmpbuf, &slen, HUGE_BUF); 494 safe_strcat (cmdback, tmpbuf, &slen, HUGE_BUF);
495 }
400 } else if (!strcmp(cmd,"mapsize")) { 496 else if (!strcmp (cmd, "mapsize"))
497 {
401 int x, y=0; 498 int x, y = 0;
402 char tmpbuf[MAX_BUF], *cp; 499 char tmpbuf[MAX_BUF], *cp;
403 500
404 x = atoi(param); 501 x = atoi (param);
405 for (cp = param; *cp!=0; cp++) 502 for (cp = param; *cp != 0; cp++)
406 if (*cp == 'x' || *cp == 'X') { 503 if (*cp == 'x' || *cp == 'X')
407 y = atoi(cp+1); 504 {
408 break; 505 y = atoi (cp + 1);
409 } 506 break;
507 }
410 if (x < 9 || y < 9 || x>MAP_CLIENT_X || y > MAP_CLIENT_Y) { 508 if (x < 9 || y < 9 || x > MAP_CLIENT_X || y > MAP_CLIENT_Y)
509 {
411 sprintf(tmpbuf," %dx%d", MAP_CLIENT_X, MAP_CLIENT_Y); 510 sprintf (tmpbuf, " %dx%d", MAP_CLIENT_X, MAP_CLIENT_Y);
412 safe_strcat(cmdback, tmpbuf, &slen, HUGE_BUF); 511 safe_strcat (cmdback, tmpbuf, &slen, HUGE_BUF);
413 } else { 512 }
414 ns->mapx = x; 513 else
415 ns->mapy = y; 514 {
515 ns->mapx = x;
516 ns->mapy = y;
416 /* better to send back what we are really using and not the 517 /* better to send back what we are really using and not the
417 * param as given to us in case it gets parsed differently. 518 * param as given to us in case it gets parsed differently.
418 */ 519 */
419 sprintf(tmpbuf,"%dx%d", x,y); 520 sprintf (tmpbuf, "%dx%d", x, y);
420 safe_strcat(cmdback, tmpbuf, &slen, HUGE_BUF); 521 safe_strcat (cmdback, tmpbuf, &slen, HUGE_BUF);
421 /* If beyond this size and still using orig map command, need to 522 /* If beyond this size and still using orig map command, need to
422 * go to map1cmd. 523 * go to map1cmd.
423 */ 524 */
424 if ((x>11 || y>11) && ns->mapmode == Map0Cmd) ns->mapmode = Map1Cmd; 525 if ((x > 11 || y > 11) && ns->mapmode == Map0Cmd)
425 } 526 ns->mapmode = Map1Cmd;
527 }
528 }
426 } else if (!strcmp(cmd,"extendedMapInfos")) { 529 else if (!strcmp (cmd, "extendedMapInfos"))
530 {
427 /* Added by tchize 531 /* Added by tchize
428 * prepare to use the mapextended command 532 * prepare to use the mapextended command
429 */ 533 */
430 char tmpbuf[20]; 534 char tmpbuf[20];
535
431 ns->ext_mapinfos = (atoi(param)); 536 ns->ext_mapinfos = (atoi (param));
432 sprintf(tmpbuf,"%d", ns->ext_mapinfos); 537 sprintf (tmpbuf, "%d", ns->ext_mapinfos);
433 safe_strcat(cmdback, tmpbuf, &slen, HUGE_BUF); 538 safe_strcat (cmdback, tmpbuf, &slen, HUGE_BUF);
539 }
434 } else if (!strcmp(cmd,"extendedTextInfos")) { 540 else if (!strcmp (cmd, "extendedTextInfos"))
541 {
435 /* Added by tchize 542 /* Added by tchize
436 * prepare to use the extended text commands 543 * prepare to use the extended text commands
437 * Client toggle this to non zero to get exttext 544 * Client toggle this to non zero to get exttext
438 */ 545 */
439 char tmpbuf[20]; 546 char tmpbuf[20];
440 547
441 ns->has_readable_type = (atoi(param)); 548 ns->has_readable_type = (atoi (param));
442 sprintf(tmpbuf,"%d", ns->has_readable_type); 549 sprintf (tmpbuf, "%d", ns->has_readable_type);
443 safe_strcat(cmdback, tmpbuf, &slen, HUGE_BUF); 550 safe_strcat (cmdback, tmpbuf, &slen, HUGE_BUF);
444 } else { 551 }
552 else
553 {
445 /* Didn't get a setup command we understood - 554 /* Didn't get a setup command we understood -
446 * report a failure to the client. 555 * report a failure to the client.
447 */ 556 */
448 safe_strcat(cmdback, "FALSE", &slen, HUGE_BUF); 557 safe_strcat (cmdback, "FALSE", &slen, HUGE_BUF);
449 } 558 }
450 } /* for processing all the setup commands */ 559 } /* for processing all the setup commands */
560
451 LOG(llevInfo,"SendBack SetupCmd:: %s\n", cmdback); 561 LOG (llevInfo, "SendBack SetupCmd:: %s\n", cmdback);
452 Write_String_To_Socket(ns, cmdback, strlen(cmdback)); 562 ns->send_packet (cmdback);
453} 563}
454 564
455/** 565/**
456 * The client has requested to be added to the game. 566 * The client has requested to be added to the game.
457 * This is what takes care of it. We tell the client how things worked out. 567 * This is what takes care of it. We tell the client how things worked out.
458 * I am not sure if this file is the best place for this function. however, 568 * I am not sure if this file is the best place for this function. however,
459 * it either has to be here or init_sockets needs to be exported. 569 * it either has to be here or init_sockets needs to be exported.
460 */ 570 */
571void
461void AddMeCmd(char *buf, int len, NewSocket *ns) 572AddMeCmd (char *buf, int len, client * ns)
462{ 573{
463 Settings oldsettings;
464 oldsettings=settings;
465 if (ns->status != Ns_Add || add_player(ns)) { 574 if (ns->status != Ns_Add || add_player (ns))
466 Write_String_To_Socket(ns, "addme_failed",12); 575 ns->send_packet ("addme_failed");
467 } else { 576 else
468 /* Basically, the add_player copies the socket structure into 577 ns->send_packet ("addme_success");
469 * the player structure, so this one (which is from init_sockets)
470 * is not needed anymore. The write below should still work, as the
471 * stuff in ns is still relevant.
472 */
473 Write_String_To_Socket(ns, "addme_success",13);
474 socket_info.nconns--;
475 ns->status = Ns_Avail;
476 }
477 settings=oldsettings;
478} 578}
479 579
480/** Reply to ExtendedInfos command */ 580/** Reply to ExtendedInfos command */
581void
481void ToggleExtendedInfos (char *buf, int len, NewSocket *ns){ 582ToggleExtendedInfos (char *buf, int len, client * ns)
583{
482 char cmdback[MAX_BUF]; 584 char cmdback[MAX_BUF];
483 char command[50]; 585 char command[50];
484 int info,nextinfo; 586 int info, nextinfo;
587
485 cmdback[0]='\0'; 588 cmdback[0] = '\0';
486 nextinfo=0; 589 nextinfo = 0;
590
487 while (1){ 591 while (1)
592 {
488 /* 1. Extract an info*/ 593 /* 1. Extract an info */
489 info=nextinfo; 594 info = nextinfo;
595
490 while ( (info<len) && (buf[info]==' ') ) info++; 596 while ((info < len) && (buf[info] == ' '))
597 info++;
598
491 if (info>=len) 599 if (info >= len)
492 break; 600 break;
601
493 nextinfo=info+1; 602 nextinfo = info + 1;
603
494 while ( (nextinfo<len) && (buf[nextinfo]!=' ') ) 604 while ((nextinfo < len) && (buf[nextinfo] != ' '))
495 nextinfo++; 605 nextinfo++;
606
496 if (nextinfo-info>=49) /*Erroneous info asked*/ 607 if (nextinfo - info >= 49) /*Erroneous info asked */
497 continue; 608 continue;
609
498 strncpy (command,&(buf[info]),nextinfo-info); 610 strncpy (command, &(buf[info]), nextinfo - info);
499 command[nextinfo-info]='\0'; 611
500 /* 2. Interpret info*/ 612 /* 2. Interpret info */
501 if (!strcmp("smooth",command)){ 613 if (!strcmp ("smooth", command))
502 /* Toggle smoothing*/ 614 /* Toggle smoothing */
503 ns->EMI_smooth=!ns->EMI_smooth; 615 ns->EMI_smooth = !ns->EMI_smooth;
504 }else{ 616 else
505 /*bad value*/ 617 /*bad value */;
506 } 618
507 /*3. Next info*/ 619 /*3. Next info */
508 } 620 }
621
509 strcpy (cmdback,"ExtendedInfoSet"); 622 strcpy (cmdback, "ExtendedInfoSet");
623
510 if (ns->EMI_smooth){ 624 if (ns->EMI_smooth)
625 {
511 strcat (cmdback," "); 626 strcat (cmdback, " ");
512 strcat (cmdback,"smoothing"); 627 strcat (cmdback, "smoothing");
513 } 628 }
514 Write_String_To_Socket(ns, cmdback,strlen(cmdback)); 629
630 ns->send_packet (cmdback);
515} 631}
632
516/* 633/*
517#define MSG_TYPE_BOOK 1 634#define MSG_TYPE_BOOK 1
518#define MSG_TYPE_CARD 2 635#define MSG_TYPE_CARD 2
519#define MSG_TYPE_PAPER 3 636#define MSG_TYPE_PAPER 3
520#define MSG_TYPE_SIGN 4 637#define MSG_TYPE_SIGN 4
521#define MSG_TYPE_MONUMENT 5 638#define MSG_TYPE_MONUMENT 5
522#define MSG_TYPE_SCRIPTED_DIALOG 6*/ 639#define MSG_TYPE_SCRIPTED_DIALOG 6*/
640
523/** Reply to ExtendedInfos command */ 641/** Reply to ExtendedInfos command */
642void
524void ToggleExtendedText (char *buf, int len, NewSocket *ns){ 643ToggleExtendedText (char *buf, int len, client * ns)
644{
525 char cmdback[MAX_BUF]; 645 char cmdback[MAX_BUF];
526 char temp[10]; 646 char temp[10];
527 char command[50]; 647 char command[50];
528 int info,nextinfo,i,flag; 648 int info, nextinfo, i, flag;
649
529 cmdback[0]='\0'; 650 cmdback[0] = '\0';
651
530 nextinfo=0; 652 nextinfo = 0;
531 while (1){ 653 while (1)
654 {
532 /* 1. Extract an info*/ 655 /* 1. Extract an info */
533 info=nextinfo; 656 info = nextinfo;
657
534 while ( (info<len) && (buf[info]==' ') ) info++; 658 while ((info < len) && (buf[info] == ' '))
659 info++;
660
535 if (info>=len) 661 if (info >= len)
536 break; 662 break;
663
537 nextinfo=info+1; 664 nextinfo = info + 1;
665
538 while ( (nextinfo<len) && (buf[nextinfo]!=' ') ) 666 while ((nextinfo < len) && (buf[nextinfo] != ' '))
539 nextinfo++; 667 nextinfo++;
668
540 if (nextinfo-info>=49) /*Erroneous info asked*/ 669 if (nextinfo - info >= 49) /*Erroneous info asked */
541 continue; 670 continue;
671
542 strncpy (command,&(buf[info]),nextinfo-info); 672 strncpy (command, &(buf[info]), nextinfo - info);
543 command[nextinfo-info]='\0'; 673 command[nextinfo - info] = '\0';
544 /* 2. Interpret info*/ 674 /* 2. Interpret info */
545 i = sscanf(command,"%d",&flag); 675 i = sscanf (command, "%d", &flag);
676
546 if ( (i==1) && (flag>0) && (flag<=MSG_TYPE_LAST)) 677 if ((i == 1) && (flag > 0) && (flag <= MSG_TYPE_LAST))
547 ns->supported_readables|=(1<<flag); 678 ns->supported_readables |= (1 << flag);
548 /*3. Next info*/ 679 /*3. Next info */
549 } 680 }
681
550 /* Send resulting state */ 682 /* Send resulting state */
551 strcpy (cmdback,"ExtendedTextSet"); 683 strcpy (cmdback, "ExtendedTextSet");
684
552 for (i=0;i<=MSG_TYPE_LAST;i++) 685 for (i = 0; i <= MSG_TYPE_LAST; i++)
553 if (ns->supported_readables &(1<<i)){ 686 if (ns->supported_readables & (1 << i))
687 {
554 strcat (cmdback," "); 688 strcat (cmdback, " ");
555 snprintf(temp,sizeof(temp),"%d",i); 689 snprintf (temp, sizeof (temp), "%d", i);
556 strcat (cmdback,temp); 690 strcat (cmdback, temp);
557 } 691 }
558 Write_String_To_Socket(ns, cmdback,strlen(cmdback)); 692
693 ns->send_packet (cmdback);
559} 694}
560 695
561/** 696/**
562 * A lot like the old AskSmooth (in fact, now called by AskSmooth). 697 * A lot like the old AskSmooth (in fact, now called by AskSmooth).
563 * Basically, it makes no sense to wait for the client to request a 698 * Basically, it makes no sense to wait for the client to request a
564 * a piece of data from us that we know the client wants. So 699 * a piece of data from us that we know the client wants. So
565 * if we know the client wants it, might as well push it to the 700 * if we know the client wants it, might as well push it to the
566 * client. 701 * client.
567 */ 702 */
568static void SendSmooth(NewSocket *ns, uint16 face) { 703static void
704SendSmooth (client *ns, uint16 face)
705{
569 uint16 smoothface; 706 uint16 smoothface;
570 unsigned char reply[MAX_BUF];
571 SockList sl;
572 707
573 /* If we can't find a face, return and set it so we won't try to send this 708 /* If we can't find a face, return and set it so we won't try to send this
574 * again. 709 * again.
575 */ 710 */
576 if ((!FindSmooth (face, &smoothface)) && 711 if ((!FindSmooth (face, &smoothface)) && (!FindSmooth (smooth_face->number, &smoothface)))
577 (!FindSmooth ( smooth_face->number, &smoothface))) { 712 {
578 713
579 LOG(llevError,"could not findsmooth for %d. Neither default (%s)\n",face,smooth_face->name); 714 LOG (llevError, "could not findsmooth for %d. Neither default (%s)\n", face, &smooth_face->name);
580 ns->faces_sent[face] |= NS_FACESENT_SMOOTH; 715 ns->faces_sent[face] |= NS_FACESENT_SMOOTH;
581 return; 716 return;
582 } 717 }
583 718
584 if (!(ns->faces_sent[smoothface] & NS_FACESENT_FACE)) 719 if (!(ns->faces_sent[smoothface] & NS_FACESENT_FACE))
585 esrv_send_face(ns, smoothface, 0); 720 esrv_send_face (ns, smoothface, 0);
586 721
587 ns->faces_sent[face] |= NS_FACESENT_SMOOTH; 722 ns->faces_sent[face] |= NS_FACESENT_SMOOTH;
588 723
589 sl.buf=reply; 724 packet sl;
590 strcpy((char*)sl.buf,"smooth "); 725
591 sl.len=strlen((char*)sl.buf); 726 sl << "smooth "
592 SockList_AddShort(&sl, face); 727 << uint16 (face)
593 SockList_AddShort(&sl, smoothface); 728 << uint16 (smoothface);
594 Send_With_Handling(ns, &sl); 729
730 ns->send_packet (sl);
595} 731}
596 732
597 /** 733 /**
598 * Tells client the picture it has to use 734 * Tells client the picture it has to use
599 * to smooth a picture number given as argument. 735 * to smooth a picture number given as argument.
600 */ 736 */
737void
601void AskSmooth (char *buf, int len, NewSocket *ns){ 738AskSmooth (char *buf, int len, client *ns)
602 uint16 facenbr; 739{
603 740 SendSmooth (ns, atoi (buf));
604 facenbr=atoi (buf);
605 SendSmooth(ns, facenbr);
606} 741}
607
608
609
610
611 742
612/** 743/**
613 * This handles the general commands from the client (ie, north, fire, cast, 744 * This handles the general commands from the client (ie, north, fire, cast,
614 * etc.) 745 * etc.)
615 */ 746 */
747void
616void PlayerCmd(char *buf, int len, player *pl) 748PlayerCmd (char *buf, int len, player *pl)
617{ 749{
618
619 /* The following should never happen with a proper or honest client.
620 * Therefore, the error message doesn't have to be too clear - if
621 * someone is playing with a hacked/non working client, this gives them
622 * an idea of the problem, but they deserve what they get
623 */
624 if (pl->state!=ST_PLAYING) {
625 new_draw_info_format(NDI_UNIQUE, 0,pl->ob,
626 "You can not issue commands - state is not ST_PLAYING (%s)", buf);
627 return;
628 }
629 /* Check if there is a count. In theory, a zero count could also be 750 /* Check if there is a count. In theory, a zero count could also be
630 * sent, so check for that also. 751 * sent, so check for that also.
631 */ 752 */
632 if (atoi(buf) || buf[0]=='0') { 753 if (atoi (buf) || buf[0] == '0')
754 {
633 pl->count=atoi((char*)buf); 755 pl->count = atoi ((char *) buf);
756
634 buf=strchr(buf,' '); /* advance beyond the numbers */ 757 buf = strchr (buf, ' '); /* advance beyond the numbers */
635 if (!buf) { 758 if (!buf)
636#ifdef ESRV_DEBUG
637 LOG(llevDebug,"PlayerCmd: Got count but no command.\n");
638#endif
639 return; 759 return;
640 } 760
641 buf++; 761 buf++;
642 } 762 }
643 /* This should not happen anymore. */ 763
644 if (pl->ob->speed_left<-1.0) {
645 LOG(llevError,"Player has negative time - shouldn't do command.\n");
646 }
647 /* In c_new.c */
648 execute_newserver_command(pl->ob, (char*)buf); 764 execute_newserver_command (pl->ob, (char *) buf);
765
649 /* Perhaps something better should be done with a left over count. 766 /* Perhaps something better should be done with a left over count.
650 * Cleaning up the input should probably be done first - all actions 767 * Cleaning up the input should probably be done first - all actions
651 * for the command that issued the count should be done before any other 768 * for the command that issued the count should be done before any other
652 * commands. 769 * commands.
653 */ 770 */
654
655 pl->count=0; 771 pl->count = 0;
656
657} 772}
658 773
659 774
660/** 775/**
661 * This handles the general commands from the client (ie, north, fire, cast, 776 * This handles the general commands from the client (ie, north, fire, cast,
662 * etc.). It is a lot like PlayerCmd above, but is called with the 777 * etc.). It is a lot like PlayerCmd above, but is called with the
663 * 'ncom' method which gives more information back to the client so it 778 * 'ncom' method which gives more information back to the client so it
664 * can throttle. 779 * can throttle.
665 */ 780 */
781void
666void NewPlayerCmd(uint8 *buf, int len, player *pl) 782NewPlayerCmd (char *buf, int len, player *pl)
667{ 783{
668 int time,repeat; 784 if (len <= 6)
669 short packet; 785 {
670 unsigned char command[MAX_BUF];
671 SockList sl;
672
673 if (len < 7) {
674 LOG(llevDebug,"Corrupt ncom command <%s> not long enough - discarding\n", buf); 786 LOG (llevDebug, "Corrupt ncom command <%s> not long enough - discarding\n", buf);
675 return; 787 return;
676 } 788 }
677 789
678 packet = GetShort_String(buf); 790 uint16 cmdid = net_uint16 ((uint8 *)buf);
679 repeat = GetInt_String(buf+2); 791 sint32 repeat = net_sint32 ((uint8 *)buf + 2);
792
680 /* -1 is special - no repeat, but don't update */ 793 /* -1 is special - no repeat, but don't update */
681 if (repeat!=-1) { 794 if (repeat != -1)
682 pl->count=repeat; 795 pl->count = repeat;
683 }
684 if ((len-4) >= MAX_BUF) len=MAX_BUF-5;
685 796
686 strncpy((char*)command, (char*)buf+6, len-4); 797 buf += 6; //len -= 6;
687 command[len-4]='\0';
688 798
689 /* The following should never happen with a proper or honest client.
690 * Therefore, the error message doesn't have to be too clear - if
691 * someone is playing with a hacked/non working client, this gives them
692 * an idea of the problem, but they deserve what they get
693 */
694 if (pl->state!=ST_PLAYING) {
695 new_draw_info_format(NDI_UNIQUE, 0,pl->ob,
696 "You can not issue commands - state is not ST_PLAYING (%s)", buf);
697 return;
698 }
699
700 /* This should not happen anymore. */
701 if (pl->ob->speed_left<-1.0) {
702 LOG(llevError,"Player has negative time - shouldn't do command.\n");
703 }
704 /* In c_new.c */
705 execute_newserver_command(pl->ob, (char*)command); 799 execute_newserver_command (pl->ob, buf);
800
706 /* Perhaps something better should be done with a left over count. 801 /* Perhaps something better should be done with a left over count.
707 * Cleaning up the input should probably be done first - all actions 802 * Cleaning up the input should probably be done first - all actions
708 * for the command that issued the count should be done before any other 803 * for the command that issued the count should be done before any other
709 * commands. 804 * commands.
710 */ 805 */
711 pl->count=0; 806 pl->count = 0;
712 807
808 //TODO: schmorp thinks whatever this calculates, it makes no sense at all
809 int time = FABS (pl->ob->speed) < 0.001
810 ? time = MAX_TIME * 100
811 : time = (int) (MAX_TIME / FABS (pl->ob->speed));
812
713 /* Send confirmation of command execution now */ 813 /* Send confirmation of command execution now */
714 sl.buf = command; 814 packet sl;
715 strcpy((char*)sl.buf,"comc "); 815 sl << "comc " << uint16 (cmdid) << uint32 (time);
716 sl.len=5; 816 pl->socket->send_packet (sl);
717 SockList_AddShort(&sl,packet);
718 if (FABS(pl->ob->speed) < 0.001) time=MAX_TIME * 100;
719 else
720 time = ( int )( MAX_TIME/ FABS(pl->ob->speed) );
721 SockList_AddInt(&sl,time);
722 Send_With_Handling(&pl->socket, &sl);
723} 817}
724 818
725 819
726/** This is a reply to a previous query. */ 820/** This is a reply to a previous query. */
821void
727void ReplyCmd(char *buf, int len, player *pl) 822ReplyCmd (char *buf, int len, player *pl)
728{ 823{
729 /* This is to synthesize how the data would be stored if it 824 /* This is to synthesize how the data would be stored if it
730 * was normally entered. A bit of a hack, and should be cleaned up 825 * was normally entered. A bit of a hack, and should be cleaned up
731 * once all the X11 code is removed from the server. 826 * once all the X11 code is removed from the server.
732 * 827 *
733 * We pass 13 to many of the functions because this way they 828 * We pass 13 to many of the functions because this way they
734 * think it was the carriage return that was entered, and the 829 * think it was the carriage return that was entered, and the
735 * function then does not try to do additional input. 830 * function then does not try to do additional input.
736 */ 831 */
737 snprintf(pl->write_buf, sizeof(pl->write_buf), ":%s", buf); 832 snprintf (pl->write_buf, sizeof (pl->write_buf), ":%s", buf);
738 833
739 /* this avoids any hacking here */ 834 /* this avoids any hacking here */
740 835
741 switch (pl->state) { 836 switch (pl->state)
837 {
742 case ST_PLAYING: 838 case ST_PLAYING:
743 LOG(llevError,"Got reply message with ST_PLAYING input state\n"); 839 LOG (llevError, "Got reply message with ST_PLAYING input state\n");
744 break;
745
746 case ST_PLAY_AGAIN:
747 /* We can check this for return value (2==quit). Maybe we
748 * should, and do something appropriate?
749 */
750 receive_play_again(pl->ob, buf[0]);
751 break;
752
753 case ST_ROLL_STAT:
754 key_roll_stat(pl->ob,buf[0]);
755 break;
756
757 case ST_CHANGE_CLASS:
758
759 key_change_class(pl->ob, buf[0]);
760 break; 840 break;
761 841
842 case ST_PLAY_AGAIN:
843 /* We can check this for return value (2==quit). Maybe we
844 * should, and do something appropriate?
845 */
846 receive_play_again (pl->ob, buf[0]);
847 break;
848
849 case ST_ROLL_STAT:
850 key_roll_stat (pl->ob, buf[0]);
851 break;
852
853 case ST_CHANGE_CLASS:
854
855 key_change_class (pl->ob, buf[0]);
856 break;
857
762 case ST_CONFIRM_QUIT: 858 case ST_CONFIRM_QUIT:
763 key_confirm_quit(pl->ob, buf[0]); 859 key_confirm_quit (pl->ob, buf[0]);
764 break; 860 break;
765 861
766 case ST_CONFIGURE: 862 case ST_CONFIGURE:
767 LOG(llevError,"In client input handling, but into configure state\n"); 863 LOG (llevError, "In client input handling, but into configure state\n");
768 pl->state = ST_PLAYING; 864 pl->state = ST_PLAYING;
769 break; 865 break;
770 866
771 case ST_GET_NAME: 867 case ST_GET_NAME:
772 receive_player_name(pl->ob,13); 868 receive_player_name (pl->ob, 13);
773 break; 869 break;
774 870
775 case ST_GET_PASSWORD: 871 case ST_GET_PASSWORD:
776 case ST_CONFIRM_PASSWORD: 872 case ST_CONFIRM_PASSWORD:
777 receive_player_password(pl->ob,13); 873 receive_player_password (pl->ob, 13);
778 break; 874 break;
779 875
780 case ST_GET_PARTY_PASSWORD: /* Get password for party */ 876 case ST_GET_PARTY_PASSWORD: /* Get password for party */
781 receive_party_password(pl->ob,13); 877 receive_party_password (pl->ob, 13);
782 break; 878 break;
783 879
784 default: 880 default:
785 LOG(llevError,"Unknown input state: %d\n", pl->state); 881 LOG (llevError, "Unknown input state: %d\n", pl->state);
786 } 882 }
787} 883}
788 884
789/** 885/**
790 * Client tells its version. If there is a mismatch, we close the 886 * Client tells its version. If there is a mismatch, we close the
791 * socket. In real life, all we should care about is the client having 887 * socket. In real life, all we should care about is the client having
792 * something older than the server. If we assume the client will be 888 * something older than the server. If we assume the client will be
793 * backwards compatible, having it be a later version should not be a 889 * backwards compatible, having it be a later version should not be a
794 * problem. 890 * problem.
795 */ 891 */
892void
796void VersionCmd(char *buf, int len,NewSocket *ns) 893VersionCmd (char *buf, int len, client * ns)
797{ 894{
798 char *cp;
799 char version_warning[256];
800
801 if (!buf) { 895 if (!buf)
896 {
802 LOG(llevError, "CS: received corrupted version command\n"); 897 LOG (llevError, "CS: received corrupted version command\n");
803 return; 898 return;
804 } 899 }
805 900
806 ns->cs_version = atoi(buf); 901 ns->cs_version = atoi (buf);
807 ns->sc_version = ns->cs_version; 902 ns->sc_version = ns->cs_version;
903
904 LOG (llevDebug, "connection from client <%s>\n", buf);
905
906
907 //TODO: should log here just for statistics
908
808 if (VERSION_CS != ns->cs_version) { 909 //if (VERSION_CS != ns->cs_version)
809#ifdef ESRV_DEBUG 910 // unchecked;
810 LOG(llevDebug, "CS: csversion mismatch (%d,%d)\n", VERSION_CS,ns->cs_version); 911
811#endif
812 }
813 cp = strchr(buf+1,' '); 912 char *cp = strchr (buf + 1, ' ');
814 if (!cp) return; 913 if (!cp)
914 return;
915
815 ns->sc_version = atoi(cp); 916 ns->sc_version = atoi (cp);
917
816 if (VERSION_SC != ns->sc_version) { 918 //if (VERSION_SC != ns->sc_version)
817#ifdef ESRV_DEBUG 919 // unchecked;
818 LOG(llevDebug, "CS: scversion mismatch (%d,%d)\n",VERSION_SC,ns->sc_version); 920
819#endif
820 }
821 cp = strchr(cp+1, ' '); 921 cp = strchr (cp + 1, ' ');
922
822 if (cp) { 923 if (cp)
823 LOG(llevDebug,"CS: connection from client of type <%s>, ip %s\n", cp, ns->host); 924 {
925 assign (ns->version, cp + 1);
824 926
825 /* This is first implementation - i skip all beta DX clients with it 927 if (ns->sc_version < 1026)
826 * Add later stuff here for other clients 928 ns->send_packet_printf ("drawinfo %d %s", NDI_RED,
827 */ 929 "**** VERSION WARNING ****\n**** CLIENT IS TOO OLD!! UPDATE THE CLIENT!! ****");
828
829 /* these are old dxclients */
830 /* Version 1024 added support for singular + plural name values -
831 * requiing this minimal value reduces complexity of that code, and it
832 * has been around for a long time.
833 */
834 if(!strcmp(" CF DX CLIENT", cp) || ns->sc_version < 1024 )
835 {
836 sprintf(version_warning,"drawinfo %d %s", NDI_RED, "**** VERSION WARNING ****\n**** CLIENT IS TOO OLD!! UPDATE THE CLIENT!! ****");
837 Write_String_To_Socket(ns, version_warning, strlen(version_warning));
838 }
839
840 } 930 }
841} 931}
842 932
843/** sound related functions. */ 933/** sound related functions. */
844 934void
845void SetSound(char *buf, int len, NewSocket *ns) 935SetSound (char *buf, int len, client * ns)
846{ 936{
847 ns->sound = atoi(buf); 937 ns->sound = atoi (buf);
848} 938}
849 939
850/** client wants the map resent */ 940/** client wants the map resent */
851 941
942void
852void MapRedrawCmd(char *buf, int len, player *pl) 943MapRedrawCmd (char *buf, int len, player *pl)
853{ 944{
854/* This function is currently disabled; just clearing the map state results in 945/* This function is currently disabled; just clearing the map state results in
855 * display errors. It should clear the cache and send a newmap command. 946 * display errors. It should clear the cache and send a newmap command.
856 * Unfortunately this solution does not work because some client versions send 947 * Unfortunately this solution does not work because some client versions send
857 * a mapredraw command after receiving a newmap command. 948 * a mapredraw command after receiving a newmap command.
858 */ 949 */
859#if 0
860 /* Okay, this is MAJOR UGLY. but the only way I know how to
861 * clear the "cache"
862 */
863 memset(&pl->socket.lastmap, 0, sizeof(struct Map));
864 draw_client_map(pl->ob);
865#endif
866} 950}
867 951
868/** 952/**
869 * Moves an object (typically, container to inventory). 953 * Moves an object (typically, container to inventory).
870 * syntax is: move (to) (tag) (nrof) 954 * syntax is: move (to) (tag) (nrof)
871 */ 955 */
956void
872void MoveCmd(char *buf, int len,player *pl) 957MoveCmd (char *buf, int len, player *pl)
873{ 958{
874 int vals[3], i; 959 int vals[3], i;
875 960
876 /* A little funky here. We only cycle for 2 records, because 961 /* A little funky here. We only cycle for 2 records, because
877 * we obviously am not going to find a space after the third 962 * we obviously are not going to find a space after the third
878 * record. Perhaps we should just replace this with a 963 * record. Perhaps we should just replace this with a
879 * sscanf? 964 * sscanf?
880 */ 965 */
881 for (i=0; i<2; i++) { 966 for (i = 0; i < 2; i++)
967 {
882 vals[i]=atoi(buf); 968 vals[i] = atoi (buf);
969
883 if (!(buf = strchr(buf, ' '))) { 970 if (!(buf = strchr (buf, ' ')))
971 {
884 LOG(llevError,"Incomplete move command: %s\n", buf); 972 LOG (llevError, "Incomplete move command: %s\n", buf);
885 return; 973 return;
886 } 974 }
887 buf++; 975
976 buf++;
888 } 977 }
978
889 vals[2]=atoi(buf); 979 vals[2] = atoi (buf);
890 980
891/* LOG(llevDebug,"Move item %d (nrof=%d) to %d.\n", vals[1], vals[2], vals[0]);*/ 981/* LOG(llevDebug,"Move item %d (nrof=%d) to %d.\n", vals[1], vals[2], vals[0]);*/
892 esrv_move_object(pl->ob,vals[0], vals[1], vals[2]); 982 esrv_move_object (pl->ob, vals[0], vals[1], vals[2]);
893} 983}
894
895
896 984
897/****************************************************************************** 985/******************************************************************************
898 * 986 *
899 * Start of commands the server sends to the client. 987 * Start of commands the server sends to the client.
900 * 988 *
… …
902 990
903/** 991/**
904 * Asks the client to query the user. This way, the client knows 992 * Asks the client to query the user. This way, the client knows
905 * it needs to send something back (vs just printing out a message) 993 * it needs to send something back (vs just printing out a message)
906 */ 994 */
995void
907void send_query(NewSocket *ns, uint8 flags, char *text) 996send_query (client *ns, uint8 flags, char *text)
908{ 997{
909 char buf[MAX_BUF];
910
911 sprintf(buf,"query %d %s", flags, text?text:""); 998 ns->send_packet_printf ("query %d %s", flags, text ? text : "");
912 Write_String_To_Socket(ns, buf, strlen(buf));
913} 999}
914 1000
915#define AddIfInt64(Old,New,Type) if (Old != New) {\ 1001#define AddIfInt64(Old,New,Type) if (Old != New) {\
916 Old = New; \ 1002 Old = New; \
917 SockList_AddChar(&sl, Type); \ 1003 sl << uint8 (Type) << uint64 (New); \
918 SockList_AddInt64(&sl, New); \ 1004 }
919 }
920 1005
921#define AddIfInt(Old,New,Type) if (Old != New) {\ 1006#define AddIfInt(Old,New,Type) if (Old != New) {\
922 Old = New; \ 1007 Old = New; \
923 SockList_AddChar(&sl, Type); \ 1008 sl << uint8 (Type) << uint32 (New); \
924 SockList_AddInt(&sl, New); \ 1009 }
925 }
926 1010
927#define AddIfShort(Old,New,Type) if (Old != New) {\ 1011#define AddIfShort(Old,New,Type) if (Old != New) {\
928 Old = New; \ 1012 Old = New; \
929 SockList_AddChar(&sl, Type); \ 1013 sl << uint8 (Type) << uint16 (New); \
930 SockList_AddShort(&sl, New); \ 1014 }
931 }
932 1015
933#define AddIfFloat(Old,New,Type) if (Old != New) {\ 1016#define AddIfFloat(Old,New,Type) if (Old != New) {\
934 Old = New; \ 1017 Old = New; \
935 SockList_AddChar(&sl, Type); \ 1018 sl << uint8 (Type) << uint32 (New*FLOAT_MULTI); \
936 SockList_AddInt(&sl,(long)(New*FLOAT_MULTI));\ 1019 }
937 }
938 1020
939#define AddIfString(Old,New,Type) if (Old == NULL || strcmp(Old,New)) {\ 1021#define AddIfString(Old,New,Type) if (Old == NULL || strcmp(Old,New)) {\
940 if (Old) free(Old);\ 1022 free(Old); Old = strdup (New);\
941 Old = strdup_local(New);\ 1023 sl << uint8 (Type) << data8 (New); \
942 SockList_AddChar(&sl, Type); \ 1024 }
943 SockList_AddChar(&sl, ( char )strlen(New)); \
944 strcpy((char*)sl.buf + sl.len, New); \
945 sl.len += strlen(New); \
946 }
947 1025
948/** 1026/**
949 * Sends a statistics update. We look at the old values, 1027 * Sends a statistics update. We look at the old values,
950 * and only send what has changed. Stat mapping values are in newclient.h 1028 * and only send what has changed. Stat mapping values are in newclient.h
951 * Since this gets sent a lot, this is actually one of the few binary 1029 * Since this gets sent a lot, this is actually one of the few binary
952 * commands for now. 1030 * commands for now.
953 */ 1031 */
1032void
954void esrv_update_stats(player *pl) 1033esrv_update_stats (player *pl)
955{ 1034{
956 SockList sl;
957 char buf[MAX_BUF]; 1035 char buf[MAX_BUF];
958 uint16 flags; 1036 uint16 flags;
959 1037
960 sl.buf=(unsigned char*)malloc(MAXSOCKBUF); 1038 packet sl;
961 strcpy((char*)sl.buf,"stats "); 1039 sl << "stats ";
962 sl.len=strlen((char*)sl.buf); 1040
1041 if (pl->ob)
963 1042 {
964 if(pl->ob != NULL)
965 {
966 AddIfShort(pl->last_stats.hp, pl->ob->stats.hp, CS_STAT_HP); 1043 AddIfShort (pl->last_stats.hp, pl->ob->stats.hp, CS_STAT_HP);
967 AddIfShort(pl->last_stats.maxhp, pl->ob->stats.maxhp, CS_STAT_MAXHP); 1044 AddIfShort (pl->last_stats.maxhp, pl->ob->stats.maxhp, CS_STAT_MAXHP);
968 AddIfShort(pl->last_stats.sp, pl->ob->stats.sp, CS_STAT_SP); 1045 AddIfShort (pl->last_stats.sp, pl->ob->stats.sp, CS_STAT_SP);
969 AddIfShort(pl->last_stats.maxsp, pl->ob->stats.maxsp, CS_STAT_MAXSP); 1046 AddIfShort (pl->last_stats.maxsp, pl->ob->stats.maxsp, CS_STAT_MAXSP);
970 AddIfShort(pl->last_stats.grace, pl->ob->stats.grace, CS_STAT_GRACE); 1047 AddIfShort (pl->last_stats.grace, pl->ob->stats.grace, CS_STAT_GRACE);
971 AddIfShort(pl->last_stats.maxgrace, pl->ob->stats.maxgrace, CS_STAT_MAXGRACE); 1048 AddIfShort (pl->last_stats.maxgrace, pl->ob->stats.maxgrace, CS_STAT_MAXGRACE);
972 AddIfShort(pl->last_stats.Str, pl->ob->stats.Str, CS_STAT_STR); 1049 AddIfShort (pl->last_stats.Str, pl->ob->stats.Str, CS_STAT_STR);
973 AddIfShort(pl->last_stats.Int, pl->ob->stats.Int, CS_STAT_INT); 1050 AddIfShort (pl->last_stats.Int, pl->ob->stats.Int, CS_STAT_INT);
974 AddIfShort(pl->last_stats.Pow, pl->ob->stats.Pow, CS_STAT_POW); 1051 AddIfShort (pl->last_stats.Pow, pl->ob->stats.Pow, CS_STAT_POW);
975 AddIfShort(pl->last_stats.Wis, pl->ob->stats.Wis, CS_STAT_WIS); 1052 AddIfShort (pl->last_stats.Wis, pl->ob->stats.Wis, CS_STAT_WIS);
976 AddIfShort(pl->last_stats.Dex, pl->ob->stats.Dex, CS_STAT_DEX); 1053 AddIfShort (pl->last_stats.Dex, pl->ob->stats.Dex, CS_STAT_DEX);
977 AddIfShort(pl->last_stats.Con, pl->ob->stats.Con, CS_STAT_CON); 1054 AddIfShort (pl->last_stats.Con, pl->ob->stats.Con, CS_STAT_CON);
978 AddIfShort(pl->last_stats.Cha, pl->ob->stats.Cha, CS_STAT_CHA); 1055 AddIfShort (pl->last_stats.Cha, pl->ob->stats.Cha, CS_STAT_CHA);
979 }
980 if(pl->socket.exp64) {
981 uint8 s;
982 for(s=0;s<NUM_SKILLS;s++) {
983 if (pl->last_skill_ob[s] &&
984 pl->last_skill_exp[s] != pl->last_skill_ob[s]->stats.exp) {
985
986 /* Always send along the level if exp changes. This is only
987 * 1 extra byte, but keeps processing simpler.
988 */
989 SockList_AddChar(&sl, ( char )( s + CS_STAT_SKILLINFO ));
990 SockList_AddChar(&sl, ( char )pl->last_skill_ob[s]->level);
991 SockList_AddInt64(&sl, pl->last_skill_ob[s]->stats.exp);
992 pl->last_skill_exp[s] = pl->last_skill_ob[s]->stats.exp;
993 } 1056 }
994 } 1057
995 }
996 if (pl->socket.exp64) { 1058 if (pl->socket->exp64)
1059 for (int s = 0; s < NUM_SKILLS; s++)
1060 if (pl->last_skill_ob[s] && pl->last_skill_exp[s] != pl->last_skill_ob[s]->stats.exp)
1061 {
1062 /* Always send along the level if exp changes. This is only
1063 * 1 extra byte, but keeps processing simpler.
1064 */
1065 sl << uint8 (s + CS_STAT_SKILLINFO)
1066 << uint8 (pl->last_skill_ob[s]->level)
1067 << uint64 (pl->last_skill_ob[s]->stats.exp);
1068
1069 pl->last_skill_exp[s] = pl->last_skill_ob[s]->stats.exp;
1070 }
1071
1072 if (pl->socket->exp64)
997 AddIfInt64(pl->last_stats.exp, pl->ob->stats.exp, CS_STAT_EXP64); 1073 { AddIfInt64 (pl->last_stats.exp, pl->ob->stats.exp, CS_STAT_EXP64) }
998 } else { 1074 else
999 AddIfInt(pl->last_stats.exp, ( int )pl->ob->stats.exp, CS_STAT_EXP); 1075 { AddIfInt (pl->last_stats.exp, (int) pl->ob->stats.exp, CS_STAT_EXP) }
1000 } 1076
1001 AddIfShort(pl->last_level, ( char )pl->ob->level, CS_STAT_LEVEL); 1077 AddIfShort (pl->last_level, (char) pl->ob->level, CS_STAT_LEVEL);
1002 AddIfShort(pl->last_stats.wc, pl->ob->stats.wc, CS_STAT_WC); 1078 AddIfShort (pl->last_stats.wc, pl->ob->stats.wc, CS_STAT_WC);
1003 AddIfShort(pl->last_stats.ac, pl->ob->stats.ac, CS_STAT_AC); 1079 AddIfShort (pl->last_stats.ac, pl->ob->stats.ac, CS_STAT_AC);
1004 AddIfShort(pl->last_stats.dam, pl->ob->stats.dam, CS_STAT_DAM); 1080 AddIfShort (pl->last_stats.dam, pl->ob->stats.dam, CS_STAT_DAM);
1005 AddIfFloat(pl->last_speed, pl->ob->speed, CS_STAT_SPEED); 1081 AddIfFloat (pl->last_speed, pl->ob->speed, CS_STAT_SPEED);
1006 AddIfShort(pl->last_stats.food, pl->ob->stats.food, CS_STAT_FOOD); 1082 AddIfShort (pl->last_stats.food, pl->ob->stats.food, CS_STAT_FOOD);
1007 AddIfFloat(pl->last_weapon_sp, pl->weapon_sp, CS_STAT_WEAP_SP); 1083 AddIfFloat (pl->last_weapon_sp, pl->weapon_sp, CS_STAT_WEAP_SP);
1008 AddIfInt(pl->last_weight_limit, (sint32)weight_limit[pl->ob->stats.Str], CS_STAT_WEIGHT_LIM); 1084 AddIfInt (pl->last_weight_limit, (sint32) weight_limit[pl->ob->stats.Str], CS_STAT_WEIGHT_LIM);
1009 flags=0; 1085 flags = 0;
1010 if (pl->fire_on) flags |=SF_FIREON;
1011 if (pl->run_on) flags |= SF_RUNON;
1012 1086
1087 if (pl->fire_on)
1088 flags |= SF_FIREON;
1089
1090 if (pl->run_on)
1091 flags |= SF_RUNON;
1092
1013 AddIfShort(pl->last_flags, flags, CS_STAT_FLAGS); 1093 AddIfShort (pl->last_flags, flags, CS_STAT_FLAGS);
1094
1014 if (pl->socket.sc_version<1025) { 1095 if (pl->socket->sc_version < 1025)
1015 AddIfShort(pl->last_resist[ATNR_PHYSICAL], pl->ob->resist[ATNR_PHYSICAL], CS_STAT_ARMOUR); 1096 { AddIfShort (pl->last_resist[ATNR_PHYSICAL], pl->ob->resist[ATNR_PHYSICAL], CS_STAT_ARMOUR) }
1016 } else { 1097 else
1017 int i;
1018
1019 for (i=0; i<NROFATTACKS; i++) { 1098 for (int i = 0; i < NROFATTACKS; i++)
1099 {
1020 /* Skip ones we won't send */ 1100 /* Skip ones we won't send */
1021 if (atnr_cs_stat[i]==-1) continue; 1101 if (atnr_cs_stat[i] == -1)
1102 continue;
1103
1022 AddIfShort(pl->last_resist[i], pl->ob->resist[i], ( char )atnr_cs_stat[i]); 1104 AddIfShort (pl->last_resist[i], pl->ob->resist[i], (char) atnr_cs_stat[i]);
1023 }
1024 } 1105 }
1106
1025 if (pl->socket.monitor_spells) { 1107 if (pl->socket->monitor_spells)
1108 {
1026 AddIfInt(pl->last_path_attuned, pl->ob->path_attuned, CS_STAT_SPELL_ATTUNE); 1109 AddIfInt (pl->last_path_attuned, pl->ob->path_attuned, CS_STAT_SPELL_ATTUNE);
1027 AddIfInt(pl->last_path_repelled, pl->ob->path_repelled, CS_STAT_SPELL_REPEL); 1110 AddIfInt (pl->last_path_repelled, pl->ob->path_repelled, CS_STAT_SPELL_REPEL);
1028 AddIfInt(pl->last_path_denied, pl->ob->path_denied, CS_STAT_SPELL_DENY); 1111 AddIfInt (pl->last_path_denied, pl->ob->path_denied, CS_STAT_SPELL_DENY);
1029 } 1112 }
1113
1030 rangetostring(pl->ob, buf); /* we want use the new fire & run system in new client */ 1114 rangetostring (pl->ob, buf); /* we want use the new fire & run system in new client */
1031 AddIfString(pl->socket.stats.range, buf, CS_STAT_RANGE); 1115 AddIfString (pl->socket->stats.range, buf, CS_STAT_RANGE);
1032 set_title(pl->ob, buf); 1116 set_title (pl->ob, buf);
1033 AddIfString(pl->socket.stats.title, buf, CS_STAT_TITLE); 1117 AddIfString (pl->socket->stats.title, buf, CS_STAT_TITLE);
1034 1118
1035 /* Only send it away if we have some actual data */ 1119 /* Only send it away if we have some actual data */
1036 if (sl.len>6) { 1120 if (sl.length () > 6)
1037#ifdef ESRV_DEBUG 1121 pl->socket->send_packet (sl);
1038 LOG(llevDebug,"Sending stats command, %d bytes long.\n", sl.len);
1039#endif
1040 Send_With_Handling(&pl->socket, &sl);
1041 }
1042 free(sl.buf);
1043} 1122}
1044
1045 1123
1046/** 1124/**
1047 * Tells the client that here is a player it should start using. 1125 * Tells the client that here is a player it should start using.
1048 */ 1126 */
1127void
1049void esrv_new_player(player *pl, uint32 weight) 1128esrv_new_player (player *pl, uint32 weight)
1050{ 1129{
1051 SockList sl;
1052
1053 pl->last_weight = weight; 1130 pl->last_weight = weight;
1054 1131
1055 sl.buf=(unsigned char*)malloc(MAXSOCKBUF); 1132 packet sl;
1133 sl << "player ";
1056 1134
1057 strcpy((char*)sl.buf,"player "); 1135 sl << uint32 (pl->ob->count)
1058 sl.len=strlen((char*)sl.buf); 1136 << uint32 (weight)
1059 SockList_AddInt(&sl, pl->ob->count); 1137 << uint32 (pl->ob->face->number)
1060 SockList_AddInt(&sl, weight); 1138 << data8 (pl->ob->name);
1061 SockList_AddInt(&sl, pl->ob->face->number);
1062 1139
1063 SockList_AddChar(&sl, ( char )strlen(pl->ob->name)); 1140 pl->socket->send_packet (sl);
1064 strcpy((char*)sl.buf+sl.len, pl->ob->name);
1065 sl.len += strlen(pl->ob->name);
1066
1067 Send_With_Handling(&pl->socket, &sl);
1068 free(sl.buf);
1069 SET_FLAG(pl->ob, FLAG_CLIENT_SENT); 1141 SET_FLAG (pl->ob, FLAG_CLIENT_SENT);
1070} 1142}
1071
1072 1143
1073/** 1144/**
1074 * Need to send an animation sequence to the client. 1145 * Need to send an animation sequence to the client.
1075 * We will send appropriate face commands to the client if we haven't 1146 * We will send appropriate face commands to the client if we haven't
1076 * sent them the face yet (this can become quite costly in terms of 1147 * sent them the face yet (this can become quite costly in terms of
1077 * how much we are sending - on the other hand, this should only happen 1148 * how much we are sending - on the other hand, this should only happen
1078 * when the player logs in and picks stuff up. 1149 * when the player logs in and picks stuff up.
1079 */ 1150 */
1151void
1080void esrv_send_animation(NewSocket *ns, short anim_num) 1152esrv_send_animation (client * ns, short anim_num)
1081{ 1153{
1082 SockList sl;
1083 int i;
1084
1085 /* Do some checking on the anim_num we got. Note that the animations 1154 /* Do some checking on the anim_num we got. Note that the animations
1086 * are added in contigous order, so if the number is in the valid 1155 * are added in contigous order, so if the number is in the valid
1087 * range, it must be a valid animation. 1156 * range, it must be a valid animation.
1088 */ 1157 */
1089 if (anim_num < 0 || anim_num > num_animations) { 1158 if (anim_num < 0 || anim_num > num_animations)
1159 {
1090 LOG(llevError,"esrv_send_anim (%d) out of bounds??\n",anim_num); 1160 LOG (llevError, "esrv_send_anim (%d) out of bounds??\n", anim_num);
1091 return; 1161 return;
1092 } 1162 }
1093 1163
1094 sl.buf = (unsigned char*) malloc(MAXSOCKBUF); 1164 packet sl;
1095 strcpy((char*)sl.buf, "anim "); 1165
1096 sl.len=5; 1166 sl << "anim "
1097 SockList_AddShort(&sl, anim_num); 1167 << uint16 (anim_num)
1098 SockList_AddShort(&sl, 0); /* flags - not used right now */ 1168 << uint16 (0); /* flags - not used right now */
1169
1099 /* Build up the list of faces. Also, send any information (ie, the 1170 /* Build up the list of faces. Also, send any information (ie, the
1100 * the face itself) down to the client. 1171 * the face itself) down to the client.
1101 */ 1172 */
1102 for (i=0; i<animations[anim_num].num_animations; i++) { 1173 for (int i = 0; i < animations[anim_num].num_animations; i++)
1174 {
1103 if (!(ns->faces_sent[animations[anim_num].faces[i]] & NS_FACESENT_FACE)) 1175 if (!(ns->faces_sent[animations[anim_num].faces[i]] & NS_FACESENT_FACE))
1104 esrv_send_face(ns,animations[anim_num].faces[i],0); 1176 esrv_send_face (ns, animations[anim_num].faces[i], 0);
1177
1105 SockList_AddShort(&sl, animations[anim_num].faces[i]); /* flags - not used right now */ 1178 sl << uint16 (animations[anim_num].faces[i]); /* flags - not used right now */
1106 } 1179 }
1107 Send_With_Handling(ns, &sl); 1180
1108 free(sl.buf); 1181 ns->send_packet (sl);
1182
1109 ns->anims_sent[anim_num] = 1; 1183 ns->anims_sent[anim_num] = 1;
1110} 1184}
1111 1185
1112 1186
1113/****************************************************************************** 1187/******************************************************************************
1114 * 1188 *
… …
1118 1192
1119/** 1193/**
1120 * This adds face_num to a map cell at x,y. If the client doesn't have 1194 * This adds face_num to a map cell at x,y. If the client doesn't have
1121 * the face yet, we will also send it. 1195 * the face yet, we will also send it.
1122 */ 1196 */
1123static void esrv_map_setbelow(NewSocket *ns, int x,int y, 1197static void
1124 short face_num, struct Map *newmap) 1198esrv_map_setbelow (client * ns, int x, int y, short face_num, struct Map *newmap)
1125{ 1199{
1126 if(newmap->cells[x][y].count >= MAP_LAYERS) { 1200 if (newmap->cells[x][y].count >= MAP_LAYERS)
1201 {
1202 //TODO: one or the other, can't both have abort and return, verify and act
1127 LOG(llevError,"Too many faces in map cell %d %d\n",x,y); 1203 LOG (llevError, "Too many faces in map cell %d %d\n", x, y);
1128 return; 1204 return;
1129 abort(); 1205 abort ();
1130 } 1206 }
1207
1131 newmap->cells[x][y].faces[newmap->cells[x][y].count] = face_num; 1208 newmap->cells[x][y].faces[newmap->cells[x][y].count] = face_num;
1132 newmap->cells[x][y].count ++; 1209 newmap->cells[x][y].count++;
1210
1133 if (!(ns->faces_sent[face_num] & NS_FACESENT_FACE)) 1211 if (!(ns->faces_sent[face_num] & NS_FACESENT_FACE))
1134 esrv_send_face(ns,face_num,0); 1212 esrv_send_face (ns, face_num, 0);
1135} 1213}
1136
1137struct LayerCell {
1138 uint16 xy;
1139 short face;
1140};
1141
1142struct MapLayer {
1143 int count;
1144 struct LayerCell lcells[MAP_CLIENT_X * MAP_CLIENT_Y];
1145};
1146
1147/** Checkes if map cells have changed */
1148static int mapcellchanged(NewSocket *ns,int i,int j, struct Map *newmap)
1149{
1150 int k;
1151
1152 if (ns->lastmap.cells[i][j].count != newmap->cells[i][j].count)
1153 return 1;
1154 for(k=0;k<newmap->cells[i][j].count;k++) {
1155 if (ns->lastmap.cells[i][j].faces[k] !=
1156 newmap->cells[i][j].faces[k]) {
1157 return 1;
1158 }
1159 }
1160 return 0;
1161}
1162
1163/**
1164 * Basically, what this does is pack the data into layers.
1165 * cnum is the client number, cur is the the buffer we put all of
1166 * this data into. we return the end of the data. layers is
1167 * how many layers of data we should back.
1168 */
1169static uint8 *compactlayer(NewSocket *ns, unsigned char *cur, int numlayers,
1170 struct Map *newmap)
1171{
1172 int x,y,k;
1173 int face;
1174 unsigned char *fcur;
1175 struct MapLayer layers[MAP_LAYERS];
1176
1177 for(k = 0;k<MAP_LAYERS;k++)
1178 layers[k].count = 0;
1179 fcur = cur;
1180 for(x=0;x<ns->mapx;x++) {
1181 for(y=0;y<ns->mapy;y++) {
1182 if (!mapcellchanged(ns,x,y,newmap))
1183 continue;
1184 if (newmap->cells[x][y].count == 0) {
1185 *cur = x*ns->mapy+y; /* mark empty space */
1186 cur++;
1187 continue;
1188 }
1189 for(k=0;k<newmap->cells[x][y].count;k++) {
1190 layers[k].lcells[layers[k].count].xy = x*ns->mapy+y;
1191 layers[k].lcells[layers[k].count].face =
1192 newmap->cells[x][y].faces[k];
1193 layers[k].count++;
1194 }
1195 }
1196 }
1197 /* If no data, return now. */
1198 if (fcur == cur && layers[0].count == 0)
1199 return cur;
1200 *cur = 255; /* mark end of explicitly cleared cells */
1201 cur++;
1202 /* First pack by layers. */
1203 for(k=0;k<numlayers;k++) {
1204 if (layers[k].count == 0)
1205 break; /* once a layer is entirely empty, no layer below it can
1206 have anything in it either */
1207 /* Pack by entries in thie layer */
1208 for(x=0;x<layers[k].count;) {
1209 fcur = cur;
1210 *cur = layers[k].lcells[x].face >> 8;
1211 cur++;
1212 *cur = layers[k].lcells[x].face & 0xFF;
1213 cur++;
1214 face = layers[k].lcells[x].face;
1215 /* Now, we back the redundant data into 1 byte xy pairings */
1216 for(y=x;y<layers[k].count;y++) {
1217 if (layers[k].lcells[y].face == face) {
1218 *cur = ( uint8 )layers[k].lcells[y].xy;
1219 cur++;
1220 layers[k].lcells[y].face = -1;
1221 }
1222 }
1223 *(cur-1) = *(cur-1) | 128; /* mark for end of xy's; 11*11 < 128 */
1224 /* forward over the now redundant data */
1225 while(x < layers[k].count &&
1226 layers[k].lcells[x].face == -1)
1227 x++;
1228 }
1229 *fcur = *fcur | 128; /* mark for end of faces at this layer */
1230 }
1231 return cur;
1232}
1233
1234static void esrv_map_doneredraw(NewSocket *ns, struct Map *newmap)
1235{
1236 static long frames,bytes,tbytes,tframes;
1237 char *cur;
1238 SockList sl;
1239
1240
1241 sl.buf=(unsigned char*)malloc(MAXSOCKBUF);
1242 strcpy((char*)sl.buf,"map ");
1243 sl.len=strlen((char*)sl.buf);
1244
1245 cur = (char *) compactlayer(ns,(unsigned char*) sl.buf+sl.len,MAP_LAYERS,newmap);
1246 sl.len=cur-(char*)sl.buf;
1247
1248/* LOG(llevDebug, "Sending map command.\n");*/
1249
1250 if (sl.len>( int )strlen("map ") || ns->sent_scroll) {
1251 /* All of this is just accounting stuff */
1252 if (tframes>100) {
1253 tframes = tbytes = 0;
1254 }
1255 tframes++;
1256 frames++;
1257 tbytes += sl.len;
1258 bytes += sl.len;
1259 memcpy(&ns->lastmap,newmap,sizeof(struct Map));
1260 Send_With_Handling(ns, &sl);
1261 ns->sent_scroll = 0;
1262 }
1263 free(sl.buf);
1264}
1265
1266 1214
1267/** Clears a map cell */ 1215/** Clears a map cell */
1216static void
1268static void map_clearcell(struct MapCell *cell, int face0, int face1, int face2, int count) 1217map_clearcell (struct MapCell *cell, int face0, int face1, int face2, int count)
1269{ 1218{
1270 cell->count=count;
1271 cell->faces[0] = face0; 1219 cell->faces[0] = face0;
1272 cell->faces[1] = face1; 1220 cell->faces[1] = face1;
1273 cell->faces[2] = face2; 1221 cell->faces[2] = face2;
1222 cell->count = count;
1223 cell->stat_hp = 0;
1224 cell->flags = 0;
1225 cell->player = 0;
1274} 1226}
1275 1227
1276#define MAX_HEAD_POS MAX(MAX_CLIENT_X, MAX_CLIENT_Y) 1228#define MAX_HEAD_POS MAX(MAX_CLIENT_X, MAX_CLIENT_Y)
1277#define MAX_LAYERS 3 1229#define MAX_LAYERS 3
1278 1230
1279/* Using a global really isn't a good approach, but saves the over head of 1231/* Using a global really isn't a good approach, but saves the over head of
1280 * allocating and deallocating such a block of data each time run through, 1232 * allocating and deallocating such a block of data each time run through,
1281 * and saves the space of allocating this in the socket object when we only 1233 * and saves the space of allocating this in the socket object when we only
1282 * need it for this cycle. If the serve is ever threaded, this needs to be 1234 * need it for this cycle. If the server is ever threaded, this needs to be
1283 * re-examined. 1235 * re-examined.
1284 */ 1236 */
1285
1286static object *heads[MAX_HEAD_POS * MAX_HEAD_POS * MAX_LAYERS]; 1237static object *heads[MAX_HEAD_POS * MAX_HEAD_POS * MAX_LAYERS];
1287 1238
1288/** 1239/**
1289 * Returns true if any of the heads for this 1240 * Returns true if any of the heads for this
1290 * space is set. Returns false if all are blank - this is used 1241 * space is set. Returns false if all are blank - this is used
1291 * for empty space checking. 1242 * for empty space checking.
1292 */ 1243 */
1293static inline int have_head(int ax, int ay) { 1244static inline int
1294 1245have_head (int ax, int ay)
1246{
1295 if (heads[(ay * MAX_HEAD_POS + ax) * MAX_LAYERS] || 1247 if (heads[(ay * MAX_HEAD_POS + ax) * MAX_LAYERS] ||
1296 heads[(ay * MAX_HEAD_POS + ax) * MAX_LAYERS + 1] || 1248 heads[(ay * MAX_HEAD_POS + ax) * MAX_LAYERS + 1] || heads[(ay * MAX_HEAD_POS + ax) * MAX_LAYERS + 2])
1297 heads[(ay * MAX_HEAD_POS + ax) * MAX_LAYERS + 2]) return 1;
1298 return 0; 1249 return 1;
1250
1251 return 0;
1299} 1252}
1300 1253
1301/** 1254/**
1302 * check_head is a bit simplistic version of update_space below. 1255 * check_head is a bit simplistic version of update_space below.
1303 * basically, it only checks the that the head on space ax,ay at layer 1256 * basically, it only checks the that the head on space ax,ay at layer
1304 * needs to get sent - if so, it adds the data, sending the head 1257 * needs to get sent - if so, it adds the data, sending the head
1305 * if needed, and returning 1. If this no data needs to get 1258 * if needed, and returning 1. If this no data needs to get
1306 * sent, it returns zero. 1259 * sent, it returns zero.
1307 */ 1260 */
1308static inline int check_head(SockList *sl, NewSocket *ns, int ax, int ay, int layer) 1261static int
1262check_head (packet &sl, client &ns, int ax, int ay, int layer)
1309{ 1263{
1310 short face_num; 1264 short face_num;
1311 1265
1312 if (heads[(ay * MAX_HEAD_POS + ax) * MAX_LAYERS + layer]) 1266 if (heads[(ay * MAX_HEAD_POS + ax) * MAX_LAYERS + layer])
1313 face_num = heads[(ay * MAX_HEAD_POS + ax) * MAX_LAYERS + layer]->face->number; 1267 face_num = heads[(ay * MAX_HEAD_POS + ax) * MAX_LAYERS + layer]->face->number;
1314 else 1268 else
1315 face_num = 0; 1269 face_num = 0;
1316 1270
1317 if (face_num != ns->lastmap.cells[ax][ay].faces[layer]) { 1271 if (face_num != ns.lastmap.cells[ax][ay].faces[layer])
1318 SockList_AddShort(sl, face_num); 1272 {
1273 sl << uint16 (face_num);
1319 if (face_num && !(ns->faces_sent[face_num] & NS_FACESENT_FACE)) 1274 if (face_num && !(ns.faces_sent[face_num] & NS_FACESENT_FACE))
1320 esrv_send_face(ns, face_num, 0); 1275 esrv_send_face (&ns, face_num, 0);
1276
1321 heads[(ay * MAX_HEAD_POS + ax) * MAX_LAYERS + layer] = NULL; 1277 heads[(ay * MAX_HEAD_POS + ax) * MAX_LAYERS + layer] = NULL;
1322 ns->lastmap.cells[ax][ay].faces[layer] = face_num; 1278 ns.lastmap.cells[ax][ay].faces[layer] = face_num;
1323 return 1; 1279 return 1;
1324 } 1280 }
1325 1281
1326 return 0; /* No change */ 1282 return 0; /* No change */
1327} 1283}
1328 1284
1329/** 1285/**
1330 * Removes the need to replicate the same code for each layer. 1286 * Removes the need to replicate the same code for each layer.
1331 * this returns true if this space is now in fact different than 1287 * this returns true if this space is now in fact different than
… …
1343 * numbers the spaces differently - I think this was a leftover from 1299 * numbers the spaces differently - I think this was a leftover from
1344 * the map command, where the faces stack up. Sinces that is no longer 1300 * the map command, where the faces stack up. Sinces that is no longer
1345 * the case, it seems to make more sense to have these layer values 1301 * the case, it seems to make more sense to have these layer values
1346 * actually match. 1302 * actually match.
1347 */ 1303 */
1348 1304static int
1349static inline int update_space(SockList *sl, NewSocket *ns, mapstruct *mp, int mx, int my, int sx, int sy, int layer) 1305update_space (packet &sl, client &ns, maptile *mp, int mx, int my, int sx, int sy, int layer)
1350{ 1306{
1351 object *ob, *head; 1307 object *ob, *head;
1352 uint16 face_num; 1308 uint16 face_num;
1353 int bx, by,i; 1309 int bx, by, i;
1354 1310
1355 /* If there is a multipart object stored away, treat that as more important. 1311 /* If there is a multipart object stored away, treat that as more important.
1356 * If not, then do the normal processing. 1312 * If not, then do the normal processing.
1357 */ 1313 */
1358
1359 head = heads[(sy * MAX_HEAD_POS + sx) * MAX_LAYERS + layer]; 1314 head = heads[(sy * MAX_HEAD_POS + sx) * MAX_LAYERS + layer];
1360 1315
1361 /* Check to see if this head is part of the set of objects 1316 /* Check to see if this head is part of the set of objects
1362 * we would normally send for this space. If so, then 1317 * we would normally send for this space. If so, then
1363 * don't use the head value. We need to do the check 1318 * don't use the head value. We need to do the check
1364 * here and not when setting up the heads[] value for two reasons - 1319 * here and not when setting up the heads[] value for two reasons -
1365 * 1) the heads[] values will get used even if the space is not visible. 1320 * 1) the heads[] values will get used even if the space is not visible.
1366 * 2) its possible the head is not on the same map as a part, and I'd 1321 * 2) its possible the head is not on the same map as a part, and I'd
1367 * rather not need to do the map translation overhead. 1322 * rather not need to do the map translation overhead.
1368 * 3) We need to do some extra checking to make sure that we will 1323 * 3) We need to do some extra checking to make sure that we will
1369 * otherwise send the image as this layer, eg, either it matches 1324 * otherwise send the image as this layer, eg, either it matches
1370 * the head value, or is not multipart. 1325 * the head value, or is not multipart.
1371 */ 1326 */
1372 if (head && !head->more) { 1327 if (head && !head->more)
1328 {
1373 for (i=0; i<MAP_LAYERS; i++) { 1329 for (i = 0; i < MAP_LAYERS; i++)
1330 {
1374 ob = GET_MAP_FACE_OBJ(mp, mx, my, i); 1331 ob = GET_MAP_FACE_OBJ (mp, mx, my, i);
1375 if (!ob) continue; 1332 if (!ob)
1333 continue;
1376 1334
1377 if (ob->head) ob=ob->head; 1335 if (ob->head)
1336 ob = ob->head;
1378 1337
1379 if (ob == head) { 1338 if (ob == head)
1339 {
1380 heads[(sy * MAX_HEAD_POS + sx) * MAX_LAYERS + layer] = NULL; 1340 heads[(sy * MAX_HEAD_POS + sx) * MAX_LAYERS + layer] = NULL;
1381 head = NULL; 1341 head = NULL;
1382 break; 1342 break;
1343 }
1344 }
1383 } 1345 }
1384 }
1385 }
1386 1346
1387 ob = head; 1347 ob = head;
1348 if (!ob)
1388 if (!ob) ob = GET_MAP_FACE_OBJ(mp, mx, my, layer); 1349 ob = GET_MAP_FACE_OBJ (mp, mx, my, layer);
1389 1350
1390 /* If there is no object for this space, or if the face for the object 1351 /* If there is no object for this space, or if the face for the object
1391 * is the blank face, set the face number to zero. 1352 * is the blank face, set the face number to zero.
1392 * else if we have the stored head object for this space, that takes 1353 * else if we have the stored head object for this space, that takes
1393 * precedence over the other object for this space. 1354 * precedence over the other object for this space.
1394 * otherwise, we do special head processing 1355 * otherwise, we do special head processing
1395 */ 1356 */
1396 if (!ob || ob->face == blank_face) face_num=0; 1357 if (!ob || ob->face == blank_face)
1358 face_num = 0;
1397 else if (head){ 1359 else if (head)
1360 {
1398 /* if this is a head that had previously been stored */ 1361 /* if this is a head that had previously been stored */
1399 face_num = ob->face->number; 1362 face_num = ob->face->number;
1400 } else { 1363 }
1364 else
1365 {
1401 /* if the faces for the different parts of a multipart object 1366 /* if the faces for the different parts of a multipart object
1402 * are the same, we only want to send the bottom right most 1367 * are the same, we only want to send the bottom right most
1403 * portion of the object. That info is in the tail_.. values 1368 * portion of the object. That info is in the tail_.. values
1404 * of the head. Note that for the head itself, ob->head will 1369 * of the head. Note that for the head itself, ob->head will
1405 * be null, so we only do this block if we are working on 1370 * be null, so we only do this block if we are working on
1406 * a tail piece. 1371 * a tail piece.
1407 */ 1372 */
1408 1373
1409 /* tail_x and tail_y will only be set in the head object. If 1374 /* tail_x and tail_y will only be set in the head object. If
1410 * this is the head object and these are set, we proceed 1375 * this is the head object and these are set, we proceed
1411 * with logic to only send bottom right. Similarly, if 1376 * with logic to only send bottom right. Similarly, if
1412 * this is one of the more parts but the head has those values 1377 * this is one of the more parts but the head has those values
1413 * set, we want to do the processing. There can be cases where 1378 * set, we want to do the processing. There can be cases where
1414 * the head is not visible but one of its parts is, so we just 1379 * the head is not visible but one of its parts is, so we just
1415 * can always expect that ob->arch->tail_x will be true for all 1380 * can always expect that ob->arch->tail_x will be true for all
1416 * object we may want to display. 1381 * object we may want to display.
1417 */ 1382 */
1418 if ((ob->arch->tail_x || ob->arch->tail_y) || 1383 if ((ob->arch->tail_x || ob->arch->tail_y) || (ob->head && (ob->head->arch->tail_x || ob->head->arch->tail_y)))
1419 (ob->head && (ob->head->arch->tail_x || ob->head->arch->tail_y))) { 1384 {
1420 1385
1421 if (ob->head) head = ob->head; 1386 if (ob->head)
1422 else head = ob; 1387 head = ob->head;
1388 else
1389 head = ob;
1423 1390
1424 /* Basically figure out where the offset is from where we are right 1391 /* Basically figure out where the offset is from where we are right
1425 * now. the ob->arch->clone.{x,y} values hold the offset that this current 1392 * now. the ob->arch->clone.{x,y} values hold the offset that this current
1426 * piece is from the head, and the tail is where the tail is from the 1393 * piece is from the head, and the tail is where the tail is from the
1427 * head. Note that bx and by will equal sx and sy if we are already working 1394 * head. Note that bx and by will equal sx and sy if we are already working
1428 * on the bottom right corner. If ob is the head, the clone values 1395 * on the bottom right corner. If ob is the head, the clone values
1429 * will be zero, so the right thing will still happen. 1396 * will be zero, so the right thing will still happen.
1430 */ 1397 */
1431 bx = sx + head->arch->tail_x - ob->arch->clone.x; 1398 bx = sx + head->arch->tail_x - ob->arch->clone.x;
1432 by = sy + head->arch->tail_y - ob->arch->clone.y; 1399 by = sy + head->arch->tail_y - ob->arch->clone.y;
1433 1400
1434 /* I don't think this can ever happen, but better to check for it just 1401 /* I don't think this can ever happen, but better to check for it just
1435 * in case. 1402 * in case.
1436 */ 1403 */
1437 if (bx < sx || by < sy) { 1404 if (bx < sx || by < sy)
1405 {
1438 LOG(llevError,"update_space: bx (%d) or by (%d) is less than sx (%d) or sy (%d)\n", 1406 LOG (llevError, "update_space: bx (%d) or by (%d) is less than sx (%d) or sy (%d)\n", bx, by, sx, sy);
1439 bx, by, sx, sy); 1407 face_num = 0;
1440 face_num = 0; 1408 }
1441 }
1442 /* single part object, multipart object with non merged faces, 1409 /* single part object, multipart object with non merged faces,
1443 * of multipart object already at lower right. 1410 * of multipart object already at lower right.
1444 */ 1411 */
1445 else if (bx == sx && by == sy) { 1412 else if (bx == sx && by == sy)
1413 {
1446 face_num = ob->face->number; 1414 face_num = ob->face->number;
1447 1415
1448 /* if this face matches one stored away, clear that one away. 1416 /* if this face matches one stored away, clear that one away.
1449 * this code relies on the fact that the map1 commands 1417 * this code relies on the fact that the map1 commands
1450 * goes from 2 down to 0. 1418 * goes from 2 down to 0.
1451 */ 1419 */
1452 for (i=0; i<MAP_LAYERS; i++) 1420 for (i = 0; i < MAP_LAYERS; i++)
1453 if (heads[(sy * MAX_HEAD_POS + sx) * MAX_LAYERS + i] && 1421 if (heads[(sy * MAX_HEAD_POS + sx) * MAX_LAYERS + i] &&
1454 heads[(sy * MAX_HEAD_POS + sx) * MAX_LAYERS + i]->face->number == face_num) 1422 heads[(sy * MAX_HEAD_POS + sx) * MAX_LAYERS + i]->face->number == face_num)
1455 heads[(sy * MAX_HEAD_POS + sx) * MAX_LAYERS + i] = NULL; 1423 heads[(sy * MAX_HEAD_POS + sx) * MAX_LAYERS + i] = NULL;
1456 } 1424 }
1457 else { 1425 else
1426 {
1458 /* If this head is stored away, clear it - otherwise, 1427 /* If this head is stored away, clear it - otherwise,
1459 * there can be cases where a object is on multiple layers - 1428 * there can be cases where a object is on multiple layers -
1460 * we only want to send it once. 1429 * we only want to send it once.
1461 */ 1430 */
1462 face_num = head->face->number; 1431 face_num = head->face->number;
1463 for (i=0; i<MAP_LAYERS; i++) 1432 for (i = 0; i < MAP_LAYERS; i++)
1464 if (heads[(by * MAX_HEAD_POS + bx) * MAX_LAYERS + i] && 1433 if (heads[(by * MAX_HEAD_POS + bx) * MAX_LAYERS + i] &&
1465 heads[(by * MAX_HEAD_POS + bx) * MAX_LAYERS + i]->face->number == face_num) 1434 heads[(by * MAX_HEAD_POS + bx) * MAX_LAYERS + i]->face->number == face_num)
1466 heads[(by * MAX_HEAD_POS + bx) * MAX_LAYERS + i] = NULL; 1435 heads[(by * MAX_HEAD_POS + bx) * MAX_LAYERS + i] = NULL;
1467 1436
1468 /* First, try to put the new head on the same layer. If that is used up, 1437 /* First, try to put the new head on the same layer. If that is used up,
1469 * then find another layer. 1438 * then find another layer.
1470 */ 1439 */
1471 if (heads[(by * MAX_HEAD_POS + bx) * MAX_LAYERS + layer] == NULL) { 1440 if (heads[(by * MAX_HEAD_POS + bx) * MAX_LAYERS + layer] == NULL)
1441 {
1472 heads[(by * MAX_HEAD_POS + bx) * MAX_LAYERS + layer] = head; 1442 heads[(by * MAX_HEAD_POS + bx) * MAX_LAYERS + layer] = head;
1473 } else for (i=0; i<MAX_LAYERS; i++) { 1443 }
1444 else
1445 for (i = 0; i < MAX_LAYERS; i++)
1446 {
1474 if (heads[(by * MAX_HEAD_POS + bx) * MAX_LAYERS + i] == NULL || 1447 if (heads[(by * MAX_HEAD_POS + bx) * MAX_LAYERS + i] == NULL ||
1475 heads[(by * MAX_HEAD_POS + bx) * MAX_LAYERS + i] == head) { 1448 heads[(by * MAX_HEAD_POS + bx) * MAX_LAYERS + i] == head)
1449 {
1476 heads[(by * MAX_HEAD_POS + bx) * MAX_LAYERS + i] = head; 1450 heads[(by * MAX_HEAD_POS + bx) * MAX_LAYERS + i] = head;
1477 } 1451 }
1478 } 1452 }
1479 face_num = 0; /* Don't send this object - we'll send the head later */ 1453 face_num = 0; /* Don't send this object - we'll send the head later */
1480 } 1454 }
1481 } else { 1455 }
1456 else
1457 {
1482 /* In this case, we are already at the lower right or single part object, 1458 /* In this case, we are already at the lower right or single part object,
1483 * so nothing special 1459 * so nothing special
1484 */ 1460 */
1485 face_num = ob->face->number; 1461 face_num = ob->face->number;
1486 1462
1487 /* clear out any head entries that have the same face as this one */ 1463 /* clear out any head entries that have the same face as this one */
1488 for (bx=0; bx<layer; bx++) 1464 for (bx = 0; bx < layer; bx++)
1489 if (heads[(sy * MAX_HEAD_POS + sx) * MAX_LAYERS + bx] && 1465 if (heads[(sy * MAX_HEAD_POS + sx) * MAX_LAYERS + bx] &&
1490 heads[(sy * MAX_HEAD_POS + sx) * MAX_LAYERS + bx]->face->number == face_num) 1466 heads[(sy * MAX_HEAD_POS + sx) * MAX_LAYERS + bx]->face->number == face_num)
1491 heads[(sy * MAX_HEAD_POS + sx) * MAX_LAYERS + bx] = NULL; 1467 heads[(sy * MAX_HEAD_POS + sx) * MAX_LAYERS + bx] = NULL;
1492 } 1468 }
1493 } /* else not already head object or blank face */ 1469 } /* else not already head object or blank face */
1494 1470
1495 /* This is a real hack. Basically, if we have nothing to send for this layer, 1471 /* This is a real hack. Basically, if we have nothing to send for this layer,
1496 * but there is a head on the next layer, send that instead. 1472 * but there is a head on the next layer, send that instead.
1497 * Without this, what happens is you can get the case where the player stands 1473 * Without this, what happens is you can get the case where the player stands
1498 * on the same space as the head. However, if you have overlapping big objects 1474 * on the same space as the head. However, if you have overlapping big objects
1499 * of the same type, what happens then is it doesn't think it needs to send 1475 * of the same type, what happens then is it doesn't think it needs to send
1500 * This tends to make stacking also work/look better. 1476 * This tends to make stacking also work/look better.
1501 */ 1477 */
1502 if (!face_num && layer > 0 && heads[(sy * MAX_HEAD_POS + sx) * MAX_LAYERS + layer -1]) { 1478 if (!face_num && layer > 0 && heads[(sy * MAX_HEAD_POS + sx) * MAX_LAYERS + layer - 1])
1479 {
1503 face_num = heads[(sy * MAX_HEAD_POS + sx) * MAX_LAYERS + layer -1]->face->number; 1480 face_num = heads[(sy * MAX_HEAD_POS + sx) * MAX_LAYERS + layer - 1]->face->number;
1504 heads[(sy * MAX_HEAD_POS + sx) * MAX_LAYERS + layer -1] = NULL; 1481 heads[(sy * MAX_HEAD_POS + sx) * MAX_LAYERS + layer - 1] = NULL;
1505 } 1482 }
1506 1483
1507 /* Another hack - because of heads and whatnot, this face may match one 1484 /* Another hack - because of heads and whatnot, this face may match one
1508 * we already sent for a lower layer. In that case, don't send 1485 * we already sent for a lower layer. In that case, don't send
1509 * this one. 1486 * this one.
1510 */ 1487 */
1511 if (face_num && layer+1<MAP_LAYERS && ns->lastmap.cells[sx][sy].faces[layer+1] == face_num) { 1488 if (face_num && layer + 1 < MAP_LAYERS && ns.lastmap.cells[sx][sy].faces[layer + 1] == face_num)
1512 face_num = 0; 1489 face_num = 0;
1513 }
1514 1490
1515 /* We've gotten what face we want to use for the object. Now see if 1491 /* We've gotten what face we want to use for the object. Now see if
1516 * if it has changed since we last sent it to the client. 1492 * if it has changed since we last sent it to the client.
1517 */ 1493 */
1518 if (ns->lastmap.cells[sx][sy].faces[layer] != face_num) { 1494 if (ns.lastmap.cells[sx][sy].faces[layer] != face_num)
1495 {
1519 ns->lastmap.cells[sx][sy].faces[layer] = face_num; 1496 ns.lastmap.cells[sx][sy].faces[layer] = face_num;
1520 if (!(ns->faces_sent[face_num] & NS_FACESENT_FACE)) 1497 if (!(ns.faces_sent[face_num] & NS_FACESENT_FACE))
1521 esrv_send_face(ns, face_num, 0); 1498 esrv_send_face (&ns, face_num, 0);
1522 SockList_AddShort(sl, face_num); 1499
1523 return 1; 1500 sl << uint16 (face_num);
1501 return 1;
1524 } 1502 }
1503
1525 /* Nothing changed */ 1504 /* Nothing changed */
1526 return 0; 1505 return 0;
1527} 1506}
1528 1507
1529/** 1508/**
1530 * This function is mainly a copy of update_space, 1509 * This function is mainly a copy of update_space,
1531 * except it handles update of the smoothing updates, 1510 * except it handles update of the smoothing updates,
… …
1543 * layer is the layer to update, with 2 being the floor and 0 the 1522 * layer is the layer to update, with 2 being the floor and 0 the
1544 * top layer (this matches what the GET_MAP_FACE and GET_MAP_FACE_OBJ 1523 * top layer (this matches what the GET_MAP_FACE and GET_MAP_FACE_OBJ
1545 * take. 1524 * take.
1546 */ 1525 */
1547 1526
1548static inline int update_smooth(SockList *sl, NewSocket *ns, mapstruct *mp, int mx, int my, int sx, int sy, int layer) 1527static inline int
1528update_smooth (packet &sl, client &ns, maptile *mp, int mx, int my, int sx, int sy, int layer)
1549{ 1529{
1550 object *ob; 1530 object *ob;
1551 int smoothlevel; /* old face_num;*/ 1531 int smoothlevel; /* old face_num; */
1552 1532
1553 ob = GET_MAP_FACE_OBJ(mp, mx, my, layer); 1533 ob = GET_MAP_FACE_OBJ (mp, mx, my, layer);
1554 1534
1555 /* If there is no object for this space, or if the face for the object 1535 /* If there is no object for this space, or if the face for the object
1556 * is the blank face, set the smoothlevel to zero. 1536 * is the blank face, set the smoothlevel to zero.
1557 */ 1537 */
1558 if (!ob || ob->face == blank_face || MAP_NOSMOOTH(mp)) smoothlevel=0; 1538 if (!ob || ob->face == blank_face || MAP_NOSMOOTH (mp))
1539 smoothlevel = 0;
1559 else { 1540 else
1541 {
1560 smoothlevel = ob->smoothlevel; 1542 smoothlevel = ob->smoothlevel;
1561 if (smoothlevel && !(ns->faces_sent[ob->face->number] & NS_FACESENT_SMOOTH)) 1543 if (smoothlevel && !(ns.faces_sent[ob->face->number] & NS_FACESENT_SMOOTH))
1562 SendSmooth(ns, ob->face->number); 1544 SendSmooth (&ns, ob->face->number);
1563 } /* else not already head object or blank face */ 1545 } /* else not already head object or blank face */
1564 1546
1565 /* We've gotten what face we want to use for the object. Now see if 1547 /* We've gotten what face we want to use for the object. Now see if
1566 * if it has changed since we last sent it to the client. 1548 * if it has changed since we last sent it to the client.
1567 */ 1549 */
1568 if (smoothlevel>255) 1550 if (smoothlevel > 255)
1569 smoothlevel=255; 1551 smoothlevel = 255;
1570 else if (smoothlevel<0) 1552 else if (smoothlevel < 0)
1571 smoothlevel=0; 1553 smoothlevel = 0;
1554
1572 if (ns->lastmap.cells[sx][sy].smooth[layer] != smoothlevel) { 1555 if (ns.lastmap.cells[sx][sy].smooth[layer] != smoothlevel)
1556 {
1573 ns->lastmap.cells[sx][sy].smooth[layer] = smoothlevel; 1557 ns.lastmap.cells[sx][sy].smooth[layer] = smoothlevel;
1574 SockList_AddChar(sl, (uint8) (smoothlevel&0xFF)); 1558 sl << uint8 (smoothlevel);
1575 return 1; 1559 return 1;
1576 } 1560 }
1561
1577 /* Nothing changed */ 1562 /* Nothing changed */
1578 return 0; 1563 return 0;
1579} 1564}
1580 1565
1581/** 1566/**
1582 * Returns the size of a data for a map square as returned by 1567 * Returns the size of a data for a map square as returned by
1583 * mapextended. There are CLIENTMAPX*CLIENTMAPY*LAYERS entries 1568 * mapextended. There are CLIENTMAPX*CLIENTMAPY*LAYERS entries
1584 * available. 1569 * available.
1585 */ 1570 */
1571int
1586int getExtendedMapInfoSize(NewSocket* ns){ 1572getExtendedMapInfoSize (client * ns)
1573{
1587 int result=0; 1574 int result = 0;
1575
1588 if (ns->ext_mapinfos){ 1576 if (ns->ext_mapinfos)
1577 {
1589 if (ns->EMI_smooth) 1578 if (ns->EMI_smooth)
1590 result+=1; /*One byte for smoothlevel*/ 1579 result += 1; /*One byte for smoothlevel */
1591 } 1580 }
1581
1592 return result; 1582 return result;
1593} 1583}
1584
1594/** 1585/**
1595 * This function uses the new map1 protocol command to send the map 1586 * This function uses the new map1 protocol command to send the map
1596 * to the client. It is necessary because the old map command supports 1587 * to the client. It is necessary because the old map command supports
1597 * a maximum map size of 15x15. 1588 * a maximum map size of 15x15.
1598 * This function is much simpler than the old one. This is because 1589 * This function is much simpler than the old one. This is because
… …
1611 * we use the count value to hold the darkness value. If -1, then this space 1602 * we use the count value to hold the darkness value. If -1, then this space
1612 * is not viewable. 1603 * is not viewable.
1613 * we use faces[0] faces[1] faces[2] to hold what the three layers 1604 * we use faces[0] faces[1] faces[2] to hold what the three layers
1614 * look like. 1605 * look like.
1615 */ 1606 */
1607void
1616void draw_client_map1(object *pl) 1608draw_client_map1 (object *pl)
1617{ 1609{
1618 int x,y,ax, ay, d, startlen, max_x, max_y, oldlen; 1610 int x, y, ax, ay, d, startlen, max_x, max_y, oldlen;
1619 sint16 nx, ny; 1611 sint16 nx, ny;
1620 int estartlen, eoldlen; 1612 int estartlen, eoldlen;
1621 SockList sl;
1622 SockList esl; /*For extended Map info*/
1623 uint16 mask,emask; 1613 uint16 mask, emask;
1624 uint8 eentrysize; 1614 uint8 eentrysize;
1625 uint16 ewhatstart,ewhatflag; 1615 uint16 ewhatstart, ewhatflag;
1626 uint8 extendedinfos; 1616 uint8 extendedinfos;
1627 mapstruct *m; 1617 maptile *m;
1628 1618
1619 client &socket = *pl->contr->socket;
1620
1629 check_map_change (pl->contr); 1621 check_map_change (pl->contr);
1630 1622
1631 sl.buf=(unsigned char*)malloc(MAXSOCKBUF); 1623 packet sl;
1632 if (pl->contr->socket.mapmode == Map1Cmd) 1624 packet esl;
1633 strcpy((char*)sl.buf,"map1 "); 1625
1634 else 1626 sl << (socket.mapmode == Map1Cmd ? "map1 " : "map1a ");
1635 strcpy((char*)sl.buf,"map1a ");
1636 sl.len=strlen((char*)sl.buf);
1637 startlen = sl.len; 1627 startlen = sl.length ();
1628
1638 /*Extendedmapinfo structure initialisation*/ 1629 /*Extendedmapinfo structure initialisation */
1639 if (pl->contr->socket.ext_mapinfos){ 1630 if (socket.ext_mapinfos)
1640 esl.buf=(unsigned char*)malloc(MAXSOCKBUF); 1631 {
1641 strcpy((char*)esl.buf,"mapextended ");
1642 esl.len=strlen((char*)esl.buf);
1643 extendedinfos=EMI_NOREDRAW; 1632 extendedinfos = EMI_NOREDRAW;
1633
1644 if (pl->contr->socket.EMI_smooth) 1634 if (socket.EMI_smooth)
1645 extendedinfos|=EMI_SMOOTH; 1635 extendedinfos |= EMI_SMOOTH;
1636
1646 ewhatstart=esl.len; 1637 ewhatstart = esl.length ();
1647 ewhatflag=extendedinfos; /*The EMI_NOREDRAW bit 1638 ewhatflag = extendedinfos; /*The EMI_NOREDRAW bit
1648 could need to be taken away*/ 1639 could need to be taken away */
1649 SockList_AddChar(&esl, extendedinfos);
1650 eentrysize=getExtendedMapInfoSize(&(pl->contr->socket)); 1640 eentrysize = getExtendedMapInfoSize (&socket);
1651 SockList_AddChar(&esl, eentrysize); 1641 esl << "mapextended "
1642 << uint8 (extendedinfos)
1643 << uint8 (eentrysize);
1644
1652 estartlen = esl.len; 1645 estartlen = esl.length ();
1653 } else { 1646 }
1647 else
1648 {
1654 /* suppress compiler warnings */ 1649 /* suppress compiler warnings */
1655 ewhatstart = 0; 1650 ewhatstart = 0;
1656 ewhatflag = 0; 1651 ewhatflag = 0;
1657 estartlen = 0; 1652 estartlen = 0;
1658 } 1653 }
1654
1659 /* Init data to zero */ 1655 /* Init data to zero */
1660 memset(heads, 0, sizeof(object *) * MAX_HEAD_POS * MAX_HEAD_POS * MAX_LAYERS); 1656 memset (heads, 0, sizeof (object *) * MAX_HEAD_POS * MAX_HEAD_POS * MAX_LAYERS);
1661 1657
1662 /* x,y are the real map locations. ax, ay are viewport relative 1658 /* x,y are the real map locations. ax, ay are viewport relative
1663 * locations. 1659 * locations.
1664 */ 1660 */
1665 ay=0; 1661 ay = 0;
1666 1662
1667 /* We could do this logic as conditionals in the if statement, 1663 /* We could do this logic as conditionals in the if statement,
1668 * but that started to get a bit messy to look at. 1664 * but that started to get a bit messy to look at.
1669 */ 1665 */
1670 max_x = pl->x+(pl->contr->socket.mapx+1)/2; 1666 max_x = pl->x + (socket.mapx + 1) / 2;
1671 max_y = pl->y+(pl->contr->socket.mapy+1)/2; 1667 max_y = pl->y + (socket.mapy + 1) / 2;
1668
1672 if (pl->contr->socket.mapmode == Map1aCmd) { 1669 if (socket.mapmode == Map1aCmd)
1670 {
1673 max_x += MAX_HEAD_OFFSET; 1671 max_x += MAX_HEAD_OFFSET;
1674 max_y += MAX_HEAD_OFFSET; 1672 max_y += MAX_HEAD_OFFSET;
1673 }
1674
1675 for (y = pl->y - socket.mapy / 2; y < max_y; y++, ay++)
1675 } 1676 {
1677 ax = 0;
1678 for (x = pl->x - socket.mapx / 2; x < max_x; x++, ax++)
1679 {
1676 1680
1677 for(y=pl->y-pl->contr->socket.mapy/2; y<max_y; y++,ay++) {
1678 ax=0;
1679 for(x=pl->x-pl->contr->socket.mapx/2;x<max_x;x++,ax++) {
1680
1681 emask = mask = (ax & 0x3f) << 10 | (ay & 0x3f) << 4; 1681 emask = mask = (ax & 0x3f) << 10 | (ay & 0x3f) << 4;
1682 1682
1683 /* If this space is out of the normal viewable area, we only check 1683 /* If this space is out of the normal viewable area, we only check
1684 * the heads value ax or ay will only be greater than what 1684 * the heads value ax or ay will only be greater than what
1685 * the client wants if using the map1a command - this is because 1685 * the client wants if using the map1a command - this is because
1686 * if the map1a command is not used, max_x and max_y will be 1686 * if the map1a command is not used, max_x and max_y will be
1687 * set to lower values. 1687 * set to lower values.
1688 */ 1688 */
1689 if (ax >= pl->contr->socket.mapx || ay >= pl->contr->socket.mapy) { 1689 if (ax >= socket.mapx || ay >= socket.mapy)
1690 int i, got_one; 1690 {
1691 int i, got_one;
1691 1692
1692 oldlen = sl.len; 1693 oldlen = sl.length ();
1693 1694
1695 sl << uint16 (mask);
1694 1696
1695 SockList_AddShort(&sl, mask); 1697 if (check_head (sl, socket, ax, ay, 2)) mask |= 0x4;
1698 if (check_head (sl, socket, ax, ay, 1)) mask |= 0x2;
1699 if (check_head (sl, socket, ax, ay, 0)) mask |= 0x1;
1696 1700
1697 if (check_head(&sl, &pl->contr->socket, ax, ay, 2))
1698 mask |= 0x4;
1699 if (check_head(&sl, &pl->contr->socket, ax, ay, 1))
1700 mask |= 0x2;
1701 if (check_head(&sl, &pl->contr->socket, ax, ay, 0))
1702 mask |= 0x1;
1703
1704 /* If all we are doing is sending 0 (blank) faces, we don't 1701 /* If all we are doing is sending 0 (blank) faces, we don't
1705 * actually need to send that - just the coordinates 1702 * actually need to send that - just the coordinates
1706 * with no faces tells the client to blank out the 1703 * with no faces tells the client to blank out the
1707 * space. 1704 * space.
1708 */ 1705 */
1709 got_one=0; 1706 got_one = 0;
1710 for (i=oldlen+2; i<sl.len; i++) { 1707 for (i = oldlen + 2; i < sl.length (); i++)
1711 if (sl.buf[i]) got_one=1; 1708 if (sl[i])
1712 } 1709 got_one = 1;
1713 1710
1714 if (got_one && (mask & 0xf)) { 1711 if (got_one && (mask & 0xf))
1715 sl.buf[oldlen+1] = mask & 0xff; 1712 sl[oldlen + 1] = mask & 0xff;
1716 } else { /*either all faces blank, either no face at all*/
1717 if (mask & 0xf) /*at least 1 face, we know it's blank, only send coordinates*/
1718 sl.len = oldlen + 2;
1719 else 1713 else
1714 { /*either all faces blank, either no face at all */
1715 if (mask & 0xf) /*at least 1 face, we know it's blank, only send coordinates */
1716 sl.reset (oldlen + 2);
1717 else
1720 sl.len = oldlen; 1718 sl.reset (oldlen);
1721 } 1719 }
1720
1722 /*What concerns extendinfos, nothing to be done for now 1721 /*What concerns extendinfos, nothing to be done for now
1723 * (perhaps effects layer later) 1722 * (perhaps effects layer later)
1724 */ 1723 */
1725 continue; /* don't do processing below */ 1724 continue; /* don't do processing below */
1726 } 1725 }
1727 1726
1727 MapCell &lastcell = socket.lastmap.cells[ax][ay];
1728
1728 d = pl->contr->blocked_los[ax][ay]; 1729 d = pl->contr->blocked_los[ax][ay];
1729 1730
1730 /* If the coordinates are not valid, or it is too dark to see, 1731 /* If the coordinates are not valid, or it is too dark to see,
1731 * we tell the client as such 1732 * we tell the client as such
1732 */ 1733 */
1733 nx=x; 1734 nx = x;
1734 ny=y; 1735 ny = y;
1735 m = get_map_from_coord(pl->map, &nx, &ny); 1736 m = get_map_from_coord (pl->map, &nx, &ny);
1736 if (!m) { 1737
1738 if (!m)
1739 {
1737 /* space is out of map. Update space and clear values 1740 /* space is out of map. Update space and clear values
1738 * if this hasn't already been done. If the space is out 1741 * if this hasn't already been done. If the space is out
1739 * of the map, it shouldn't have a head 1742 * of the map, it shouldn't have a head
1740 */ 1743 */
1741 if (pl->contr->socket.lastmap.cells[ax][ay].count != -1) { 1744 if (lastcell.count != -1)
1742 SockList_AddShort(&sl, mask); 1745 {
1743 map_clearcell(&pl->contr->socket.lastmap.cells[ax][ay],0,0,0,-1); 1746 sl << uint16 (mask);
1744 } 1747 map_clearcell (&lastcell, 0, 0, 0, -1);
1745 } else if (d>3) { 1748 }
1746 int need_send=0, count; 1749 }
1750 else if (d > 3)
1751 {
1752 int need_send = 0, count;
1753
1747 /* This block deals with spaces that are not visible for whatever 1754 /* This block deals with spaces that are not visible for whatever
1748 * reason. Still may need to send the head for this space. 1755 * reason. Still may need to send the head for this space.
1749 */ 1756 */
1750 1757
1751 oldlen = sl.len; 1758 oldlen = sl.length ();
1752#if 0
1753 /* First thing we do is blank out this space (clear it)
1754 * if not already done. If the client is using darkness, and
1755 * this space is at the edge, we also include the darkness.
1756 */
1757 if (d==4) {
1758 if (pl->contr->socket.darkness && pl->contr->socket.lastmap.cells[ax][ay].count != d) {
1759 mask |= 8;
1760 SockList_AddShort(&sl, mask);
1761 SockList_AddChar(&sl, 0);
1762 }
1763 count = d;
1764 } else
1765#endif
1766 {
1767 SockList_AddShort(&sl, mask);
1768 if (pl->contr->socket.lastmap.cells[ax][ay].count != -1) need_send=1;
1769 count = -1;
1770 }
1771 1759
1760 sl << uint16 (mask);
1761
1762 if (lastcell.count != -1)
1763 need_send = 1;
1764
1765 count = -1;
1766
1772 if (pl->contr->socket.mapmode == Map1aCmd && have_head(ax, ay)) { 1767 if (socket.mapmode == Map1aCmd && have_head (ax, ay))
1768 {
1773 /* Now check to see if any heads need to be sent */ 1769 /* Now check to see if any heads need to be sent */
1774 1770
1775 if (check_head(&sl, &pl->contr->socket, ax, ay, 2)) 1771 if (check_head (sl, socket, ax, ay, 2)) mask |= 0x4;
1776 mask |= 0x4; 1772 if (check_head (sl, socket, ax, ay, 1)) mask |= 0x2;
1777 if (check_head(&sl, &pl->contr->socket, ax, ay, 1)) 1773 if (check_head (sl, socket, ax, ay, 0)) mask |= 0x1;
1778 mask |= 0x2;
1779 if (check_head(&sl, &pl->contr->socket, ax, ay, 0))
1780 mask |= 0x1;
1781 pl->contr->socket.lastmap.cells[ax][ay].count = count;
1782 1774
1783 } else { 1775 lastcell.count = count;
1784 struct MapCell *cell = &pl->contr->socket.lastmap.cells[ax][ay]; 1776 }
1777 else
1778 {
1785 /* properly clear a previously sent big face */ 1779 /* properly clear a previously sent big face */
1786 if(cell->faces[0] != 0 1780 if (lastcell.faces[0] != 0 || lastcell.faces[1] != 0 || lastcell.faces[2] != 0
1787 || cell->faces[1] != 0 1781 || lastcell.stat_hp || lastcell.flags || lastcell.player)
1788 || cell->faces[2] != 0) 1782 need_send = 1;
1789 need_send = 1;
1790 map_clearcell(&pl->contr->socket.lastmap.cells[ax][ay], 0, 0, 0, count);
1791 }
1792 1783
1784 map_clearcell (&lastcell, 0, 0, 0, count);
1785 }
1786
1793 if ((mask & 0xf) || need_send) { 1787 if ((mask & 0xf) || need_send)
1794 sl.buf[oldlen+1] = mask & 0xff; 1788 sl[oldlen + 1] = mask & 0xff;
1795 } else { 1789 else
1796 sl.len = oldlen; 1790 sl.reset (oldlen);
1797 } 1791 }
1798 } else { 1792 else
1793 {
1799 /* In this block, the space is visible or there are head objects 1794 /* In this block, the space is visible or there are head objects
1800 * we need to send. 1795 * we need to send.
1801 */ 1796 */
1802 1797
1803 /* Rather than try to figure out what everything that we might 1798 /* Rather than try to figure out what everything that we might
1804 * need to send is, then form the packet after that, 1799 * need to send is, then form the packet after that,
1805 * we presume that we will in fact form a packet, and update 1800 * we presume that we will in fact form a packet, and update
1806 * the bits by what we do actually send. If we send nothing, 1801 * the bits by what we do actually send. If we send nothing,
1807 * we just back out sl.len to the old value, and no harm 1802 * we just back out sl.length () to the old value, and no harm
1808 * is done. 1803 * is done.
1809 * I think this is simpler than doing a bunch of checks to see 1804 * I think this is simpler than doing a bunch of checks to see
1810 * what if anything we need to send, setting the bits, then 1805 * what if anything we need to send, setting the bits, then
1811 * doing those checks again to add the real data. 1806 * doing those checks again to add the real data.
1812 */ 1807 */
1813 oldlen = sl.len; 1808 oldlen = sl.length ();
1814 mask = (ax & 0x3f) << 10 | (ay & 0x3f) << 4; 1809 mask = (ax & 0x3f) << 10 | (ay & 0x3f) << 4;
1815 eoldlen = esl.len; 1810 eoldlen = esl.length ();
1816 emask = (ax & 0x3f) << 10 | (ay & 0x3f) << 4; 1811 emask = (ax & 0x3f) << 10 | (ay & 0x3f) << 4;
1817 SockList_AddShort(&sl, mask); 1812 sl << uint16 (mask);
1818 1813
1819 if (pl->contr->socket.ext_mapinfos) 1814 if (socket.ext_mapinfos)
1820 SockList_AddShort(&esl, emask); 1815 esl << uint16 (emask);
1821 1816
1822 /* Darkness changed */ 1817 unsigned char dummy;
1823 if (pl->contr->socket.lastmap.cells[ax][ay].count != d && pl->contr->socket.darkness) { 1818 unsigned char *last_ext = &dummy;
1824 pl->contr->socket.lastmap.cells[ax][ay].count = d;
1825 mask |= 0x8; /* darkness bit */
1826 1819
1827 /* Protocol defines 255 full bright, 0 full dark. 1820 /* Darkness changed */
1828 * We currently don't have that many darkness ranges, 1821 if (lastcell.count != d && socket.darkness)
1829 * so we current what limited values we do have. 1822 {
1830 */ 1823 mask |= 0x8;
1831 if (d==0) SockList_AddChar(&sl, 255);
1832 else if (d==1) SockList_AddChar(&sl, 191);
1833 else if (d==2) SockList_AddChar(&sl, 127);
1834 else if (d==3) SockList_AddChar(&sl, 63);
1835 }
1836 else {
1837 /* need to reset from -1 so that if it does become blocked again,
1838 * the code that deals with that can detect that it needs to tell
1839 * the client that this space is now blocked.
1840 */
1841 pl->contr->socket.lastmap.cells[ax][ay].count = d;
1842 }
1843 1824
1844 /* Floor face */ 1825 if (socket.extmap)
1826 {
1827 *last_ext |= 0x80;
1828 last_ext = &sl[sl.length ()];
1829 sl << uint8 (d);
1830 }
1831 else
1832 sl << uint8 (255 - 64 * d);
1833 }
1834
1835 lastcell.count = d;
1836
1837 if (socket.extmap)
1838 {
1839 uint8 stat_hp = 0;
1840 uint8 stat_width = 0;
1841 uint8 flags = 0;
1842 UUID player = 0;
1843
1844 // send hp information, if applicable
1845 if (object *op = GET_MAP_FACE_OBJ (m, nx, ny, 0))
1846 {
1847 if (op->head || op->invisible)
1848 ; // do not show
1849 else if (op->type == PLAYER
1850 || QUERY_FLAG (op, FLAG_MONSTER) || QUERY_FLAG (op, FLAG_ALIVE) || QUERY_FLAG (op, FLAG_GENERATOR))
1851 {
1852 if (op->stats.maxhp > 0 && (unsigned) op->stats.maxhp > (unsigned) op->stats.hp)
1853 {
1854 stat_hp = 255 - (op->stats.hp * 255 + 254) / op->stats.maxhp;
1855 stat_width = op->arch->tail_x;
1856 }
1857 }
1858
1859 if (op->msg && op->msg[0] == '@')
1860 flags |= 1;
1861
1862 if (op->type == PLAYER && op != pl)
1863 player = op->count;
1864 }
1865
1866 if (lastcell.stat_hp != stat_hp)
1867 {
1868 lastcell.stat_hp = stat_hp;
1869
1870 mask |= 0x8;
1871 *last_ext |= 0x80;
1872 last_ext = &sl[sl.length ()];
1873
1874 sl << uint8 (5) << uint8 (stat_hp);
1875
1876 if (stat_width > 1)
1877 {
1878 *last_ext |= 0x80;
1879 last_ext = &sl[sl.length ()];
1880
1881 sl << uint8 (6) << uint8 (stat_width);
1882 }
1883 }
1884
1885 if (lastcell.player != player)
1886 {
1887 lastcell.player = player;
1888
1889 mask |= 0x8;
1890 *last_ext |= 0x80;
1891 last_ext = &sl[sl.length ()];
1892
1893 sl << uint8 (0x47) << uint8 (8) << (uint64)player;
1894 }
1895
1896 if (lastcell.flags != flags)
1897 {
1898 lastcell.flags = flags;
1899
1900 mask |= 0x8;
1901 *last_ext |= 0x80;
1902 last_ext = &sl[sl.length ()];
1903
1904 sl << uint8 (8) << uint8 (flags);
1905 }
1906 }
1907
1908 /* Floor face */
1845 if (update_space(&sl, &pl->contr->socket, m, nx, ny, ax, ay, 2)) 1909 if (update_space (sl, socket, m, nx, ny, ax, ay, 2))
1846 mask |= 0x4; 1910 mask |= 0x4;
1847 1911
1848 if (pl->contr->socket.EMI_smooth) 1912 if (socket.EMI_smooth)
1849 if (update_smooth(&esl, &pl->contr->socket, m, nx, ny, ax, ay, 2)){ 1913 if (update_smooth (esl, socket, m, nx, ny, ax, ay, 2))
1850 emask |= 0x4; 1914 emask |= 0x4;
1851 }
1852 1915
1853 /* Middle face */ 1916 /* Middle face */
1854 if (update_space(&sl, &pl->contr->socket, m, nx, ny, ax, ay, 1)) 1917 if (update_space (sl, socket, m, nx, ny, ax, ay, 1))
1855 mask |= 0x2; 1918 mask |= 0x2;
1856 1919
1857 if (pl->contr->socket.EMI_smooth) 1920 if (socket.EMI_smooth)
1858 if (update_smooth(&esl, &pl->contr->socket, m, nx, ny, ax, ay, 1)){ 1921 if (update_smooth (esl, socket, m, nx, ny, ax, ay, 1))
1859 emask |= 0x2; 1922 emask |= 0x2;
1860 }
1861 1923
1862
1863 if(nx == pl->x && ny == pl->y && pl->invisible & (pl->invisible < 50 ? 4 : 1)) { 1924 if (nx == pl->x && ny == pl->y && pl->invisible & (pl->invisible < 50 ? 4 : 1))
1864 if (pl->contr->socket.lastmap.cells[ax][ay].faces[0] != pl->face->number) { 1925 {
1865 pl->contr->socket.lastmap.cells[ax][ay].faces[0] = pl->face->number; 1926 if (lastcell.faces[0] != pl->face->number)
1866 mask |= 0x1; 1927 {
1928 lastcell.faces[0] = pl->face->number;
1929 mask |= 0x1;
1930
1867 if (!(pl->contr->socket.faces_sent[pl->face->number] &NS_FACESENT_FACE)) 1931 if (!(socket.faces_sent[pl->face->number] & NS_FACESENT_FACE))
1868 esrv_send_face(&pl->contr->socket, pl->face->number, 0); 1932 esrv_send_face (&socket, pl->face->number, 0);
1869 SockList_AddShort(&sl, pl->face->number); 1933
1870 } 1934 sl << uint16 (pl->face->number);
1871 } 1935 }
1872 /* Top face */ 1936 }
1873 else { 1937 else
1938 {
1939 /* Top face */
1874 if (update_space(&sl, &pl->contr->socket, m, nx, ny, ax, ay, 0)) 1940 if (update_space (sl, socket, m, nx, ny, ax, ay, 0))
1875 mask |= 0x1; 1941 mask |= 0x1;
1876 if (pl->contr->socket.EMI_smooth) 1942
1877 if (update_smooth(&esl, &pl->contr->socket, m, nx, ny, ax, ay, 0)){ 1943 if (socket.EMI_smooth)
1878 emask |= 0x1; 1944 if (update_smooth (esl, socket, m, nx, ny, ax, ay, 0))
1879 } 1945 emask |= 0x1;
1880 } 1946 }
1947
1881 /* Check to see if we are in fact sending anything for this 1948 /* Check to see if we are in fact sending anything for this
1882 * space by checking the mask. If so, update the mask. 1949 * space by checking the mask. If so, update the mask.
1883 * if not, reset the len to that from before adding the mask 1950 * if not, reset the len to that from before adding the mask
1884 * value, so we don't send those bits. 1951 * value, so we don't send those bits.
1885 */ 1952 */
1886 if (mask & 0xf) { 1953 if (mask & 0xf)
1887 sl.buf[oldlen+1] = mask & 0xff; 1954 sl[oldlen + 1] = mask & 0xff;
1888 } else { 1955 else
1889 sl.len = oldlen; 1956 sl.reset (oldlen);
1890 } 1957
1891 if (emask & 0xf) { 1958 if (emask & 0xf)
1892 esl.buf[eoldlen+1] = emask & 0xff; 1959 esl[eoldlen + 1] = emask & 0xff;
1893 } else { 1960 else
1894 esl.len = eoldlen; 1961 esl.reset (eoldlen);
1895 }
1896 } /* else this is a viewable space */ 1962 } /* else this is a viewable space */
1897 } /* for x loop */ 1963 } /* for x loop */
1898 } /* for y loop */ 1964 } /* for y loop */
1899 1965
1900 /* Verify that we in fact do need to send this */ 1966 /* Verify that we in fact do need to send this */
1901 if (pl->contr->socket.ext_mapinfos){ 1967 if (socket.ext_mapinfos)
1968 {
1902 if (!(sl.len>startlen || pl->contr->socket.sent_scroll)){ 1969 if (!(sl.length () > startlen || socket.sent_scroll))
1970 {
1903 /* No map data will follow, so don't say the client 1971 /* No map data will follow, so don't say the client
1904 * it doesn't need draw! 1972 * it doesn't need draw!
1905 */ 1973 */
1906 ewhatflag&=(~EMI_NOREDRAW); 1974 ewhatflag &= (~EMI_NOREDRAW);
1907 esl.buf[ewhatstart+1] = ewhatflag & 0xff; 1975 esl[ewhatstart + 1] = ewhatflag & 0xff;
1908 } 1976 }
1977
1909 if (esl.len>estartlen) { 1978 if (esl.length () > estartlen)
1910 Send_With_Handling(&pl->contr->socket, &esl); 1979 socket.send_packet (esl);
1911 } 1980 }
1912 free(esl.buf); 1981
1982 if (sl.length () > startlen || socket.sent_scroll)
1913 } 1983 {
1914 if (sl.len>startlen || pl->contr->socket.sent_scroll) { 1984 socket.send_packet (sl);
1915 Send_With_Handling(&pl->contr->socket, &sl); 1985 socket.sent_scroll = 0;
1916 pl->contr->socket.sent_scroll = 0;
1917 } 1986 }
1918 free(sl.buf);
1919} 1987}
1920 1988
1921/** 1989/**
1922 * Draws client map. 1990 * Draws client map.
1923 */ 1991 */
1992void
1924void draw_client_map(object *pl) 1993draw_client_map (object *pl)
1925{ 1994{
1926 int i,j; 1995 int i, j;
1927 sint16 ax, ay, nx, ny;/* ax and ay goes from 0 to max-size of arrays */ 1996 sint16 ax, ay, nx, ny; /* ax and ay goes from 0 to max-size of arrays */
1928 New_Face *face,*floor; 1997 New_Face *face, *floor;
1929 New_Face *floor2; 1998 New_Face *floor2;
1930 int d, mflags; 1999 int d, mflags;
1931 struct Map newmap; 2000 struct Map newmap;
1932 mapstruct *m, *pm; 2001 maptile *m, *pm;
1933 2002
1934 if (pl->type != PLAYER) { 2003 if (pl->type != PLAYER)
2004 {
1935 LOG(llevError,"draw_client_map called with non player/non eric-server\n"); 2005 LOG (llevError, "draw_client_map called with non player/non eric-server\n");
1936 return; 2006 return;
1937 } 2007 }
1938 2008
1939 if (pl->contr->transport) {
1940 pm = pl->contr->transport->map;
1941 }
1942 else
1943 pm = pl->map; 2009 pm = pl->map;
1944 2010
1945 /* If player is just joining the game, he isn't here yet, so the map 2011 /* If player is just joining the game, he isn't here yet, so the map
1946 * can get swapped out. If so, don't try to send them a map. All will 2012 * can get swapped out. If so, don't try to send them a map. All will
1947 * be OK once they really log in. 2013 * be OK once they really log in.
1948 */ 2014 */
1949 if (pm==NULL || pm->in_memory!=MAP_IN_MEMORY) return; 2015 if (pm == NULL || pm->in_memory != MAP_IN_MEMORY)
2016 return;
1950 2017
1951 memset(&newmap, 0, sizeof(struct Map)); 2018 memset (&newmap, 0, sizeof (struct Map));
1952 2019
1953 for(j = (pl->y - pl->contr->socket.mapy/2) ; j < (pl->y + (pl->contr->socket.mapy+1)/2); j++) { 2020 for (j = (pl->y - pl->contr->socket->mapy / 2); j < (pl->y + (pl->contr->socket->mapy + 1) / 2); j++)
2021 {
1954 for(i = (pl->x - pl->contr->socket.mapx/2) ; i < (pl->x + (pl->contr->socket.mapx+1)/2); i++) { 2022 for (i = (pl->x - pl->contr->socket->mapx / 2); i < (pl->x + (pl->contr->socket->mapx + 1) / 2); i++)
1955 ax=i; 2023 {
1956 ay=j; 2024 ax = i;
2025 ay = j;
1957 m = pm; 2026 m = pm;
1958 mflags = get_map_flags(m, &m, ax, ay, &ax, &ay); 2027 mflags = get_map_flags (m, &m, ax, ay, &ax, &ay);
2028
1959 if (mflags & P_OUT_OF_MAP) 2029 if (mflags & P_OUT_OF_MAP)
1960 continue; 2030 continue;
2031
1961 if (mflags & P_NEED_UPDATE) 2032 if (mflags & P_NEED_UPDATE)
1962 update_position(m, ax, ay); 2033 update_position (m, ax, ay);
2034
1963 /* If a map is visible to the player, we don't want to swap it out 2035 /* If a map is visible to the player, we don't want to swap it out
1964 * just to reload it. This should really call something like 2036 * just to reload it. This should really call something like
1965 * swap_map, but this is much more efficient and 'good enough' 2037 * swap_map, but this is much more efficient and 'good enough'
1966 */ 2038 */
1967 if (mflags & P_NEW_MAP) 2039 if (mflags & P_NEW_MAP)
1968 m->timeout = 50; 2040 m->timeout = 50;
1969 } 2041 }
1970 } 2042 }
1971 /* do LOS after calls to update_position */ 2043 /* do LOS after calls to update_position */
1972 if(pl->contr->do_los) { 2044 if (pl->contr->do_los)
2045 {
1973 update_los(pl); 2046 update_los (pl);
1974 pl->contr->do_los = 0; 2047 pl->contr->do_los = 0;
1975 } 2048 }
1976 2049
1977 if (pl->contr->socket.mapmode == Map1Cmd || pl->contr->socket.mapmode == Map1aCmd) {
1978 /* Big maps need a different drawing mechanism to work */ 2050 /* Big maps need a different drawing mechanism to work */
1979 draw_client_map1(pl); 2051 draw_client_map1 (pl);
1980 return;
1981 }
1982
1983 if(pl->invisible & (pl->invisible < 50 ? 4 : 1)) {
1984 esrv_map_setbelow(&pl->contr->socket,pl->contr->socket.mapx/2,
1985 pl->contr->socket.mapy/2,pl->face->number,&newmap);
1986 }
1987
1988 /* j and i are the y and x coordinates of the real map (which is
1989 * basically some number of spaces around the player)
1990 * ax and ay are values from within the viewport (ie, 0, 0 is upper
1991 * left corner) and are thus disconnected from the map values.
1992 * Subtract 1 from the max values so that we properly handle cases where
1993 * player has specified an even map. Otherwise, we try to send them too
1994 * much, ie, if mapx is 10, we would try to send from -5 to 5, which is actually
1995 * 11 spaces. Now, we would send from -5 to 4, which is properly. If mapx is
1996 * odd, this still works fine.
1997 */
1998 ay=0;
1999 for(j=pl->y-pl->contr->socket.mapy/2; j<=pl->y+(pl->contr->socket.mapy-1)/2;j++, ay++) {
2000 ax=0;
2001 for(i=pl->x-pl->contr->socket.mapx/2;i<=pl->x+(pl->contr->socket.mapx-1)/2;i++, ax++) {
2002
2003 d = pl->contr->blocked_los[ax][ay];
2004 /* note the out_of_map and d>3 checks are both within the same
2005 * negation check.
2006 */
2007 nx = i;
2008 ny = j;
2009 m = get_map_from_coord(pm, &nx, &ny);
2010 if (m && d<4) {
2011 face = GET_MAP_FACE(m, nx, ny,0);
2012 floor2 = GET_MAP_FACE(m, nx, ny,1);
2013 floor = GET_MAP_FACE(m, nx, ny,2);
2014
2015 /* If all is blank, send a blank face. */
2016 if ((!face || face == blank_face) &&
2017 (!floor2 || floor2 == blank_face) &&
2018 (!floor || floor == blank_face)) {
2019 esrv_map_setbelow(&pl->contr->socket,ax,ay,
2020 blank_face->number,&newmap);
2021 } else { /* actually have something interesting */
2022 /* send the darkness mask, if any. */
2023 if (d && pl->contr->socket.darkness)
2024 esrv_map_setbelow(&pl->contr->socket,ax,ay,
2025 dark_faces[d-1]->number,&newmap);
2026
2027 if (face && face != blank_face)
2028 esrv_map_setbelow(&pl->contr->socket,ax,ay,
2029 face->number,&newmap);
2030 if (floor2 && floor2 != blank_face)
2031 esrv_map_setbelow(&pl->contr->socket,ax,ay,
2032 floor2->number,&newmap);
2033 if (floor && floor != blank_face)
2034 esrv_map_setbelow(&pl->contr->socket,ax,ay,
2035 floor->number,&newmap);
2036 }
2037 } /* Is a valid space */
2038 }
2039 }
2040 esrv_map_doneredraw(&pl->contr->socket, &newmap);
2041
2042 check_map_change (pl->contr);
2043} 2052}
2044 2053
2045 2054
2046/*****************************************************************************/ 2055/*****************************************************************************/
2056
2047/* GROS: The following one is used to allow a plugin to send a generic cmd to*/ 2057/* GROS: The following one is used to allow a plugin to send a generic cmd to*/
2058
2048/* a player. Of course, the client need to know the command to be able to */ 2059/* a player. Of course, the client need to know the command to be able to */
2060
2049/* manage it ! */ 2061/* manage it ! */
2062
2050/*****************************************************************************/ 2063/*****************************************************************************/
2064void
2051void send_plugin_custom_message(object *pl, char *buf) 2065send_plugin_custom_message (object *pl, char *buf)
2052{ 2066{
2053 cs_write_string(&pl->contr->socket,buf,strlen(buf)); 2067 pl->contr->socket->send_packet (buf);
2054} 2068}
2055 2069
2056/** 2070/**
2057 * This sends the skill number to name mapping. We ignore 2071 * This sends the skill number to name mapping. We ignore
2058 * the params - we always send the same info no matter what. 2072 * the params - we always send the same info no matter what.
2059 */ 2073 */
2074void
2060void send_skill_info(NewSocket *ns, char *params) 2075send_skill_info (client *ns, char *params)
2061{ 2076{
2062 SockList sl; 2077 packet sl;
2063 int i; 2078 sl << "replyinfo skill_info\n";
2064 2079
2065 sl.buf = (unsigned char*) malloc(MAXSOCKBUF);
2066 strcpy((char*)sl.buf,"replyinfo skill_info\n");
2067 for (i=1; i< NUM_SKILLS; i++) { 2080 for (int i = 1; i < NUM_SKILLS; i++)
2068 sprintf((char*)sl.buf + strlen((char*)sl.buf), "%d:%s\n", i + CS_STAT_SKILLINFO, 2081 sl.printf ("%d:%s\n", i + CS_STAT_SKILLINFO, &skill_names[i]);
2069 skill_names[i]); 2082
2070 }
2071 sl.len = strlen((char*)sl.buf);
2072 if (sl.len >= MAXSOCKBUF) { 2083 if (sl.length () >= MAXSOCKBUF)
2084 {
2073 LOG(llevError,"Buffer overflow in send_skill_info!\n"); 2085 LOG (llevError, "Buffer overflow in send_skill_info!\n");
2074 fatal(0); 2086 fatal (0);
2075 } 2087 }
2076 Send_With_Handling(ns, &sl); 2088
2077 free(sl.buf); 2089 ns->send_packet (sl);
2078} 2090}
2079 2091
2080/** 2092/**
2081 * This sends the spell path to name mapping. We ignore 2093 * This sends the spell path to name mapping. We ignore
2082 * the params - we always send the same info no matter what. 2094 * the params - we always send the same info no matter what.
2083 */ 2095 */
2096void
2084void send_spell_paths (NewSocket *ns, char *params) { 2097send_spell_paths (client * ns, char *params)
2085 SockList sl; 2098{
2086 int i; 2099 packet sl;
2087 2100
2088 sl.buf = (unsigned char*) malloc(MAXSOCKBUF); 2101 sl << "replyinfo spell_paths\n";
2089 strcpy((char*)sl.buf,"replyinfo spell_paths\n"); 2102
2090 for(i=0; i<NRSPELLPATHS; i++) 2103 for (int i = 0; i < NRSPELLPATHS; i++)
2091 sprintf((char*)sl.buf + strlen((char*)sl.buf), "%d:%s\n", 1<<i, spellpathnames[i]); 2104 sl.printf ("%d:%s\n", 1 << i, spellpathnames[i]);
2092 sl.len = strlen((char*)sl.buf); 2105
2093 if (sl.len >= MAXSOCKBUF) { 2106 if (sl.length () >= MAXSOCKBUF)
2107 {
2094 LOG(llevError,"Buffer overflow in send_spell_paths!\n"); 2108 LOG (llevError, "Buffer overflow in send_spell_paths!\n");
2095 fatal(0); 2109 fatal (0);
2096 } 2110 }
2097 Send_With_Handling(ns, &sl); 2111
2098 free(sl.buf); 2112 ns->send_packet (sl);
2099} 2113}
2100 2114
2101/** 2115/**
2102 * This looks for any spells the player may have that have changed their stats. 2116 * This looks for any spells the player may have that have changed their stats.
2103 * it then sends an updspell packet for each spell that has changed in this way 2117 * it then sends an updspell packet for each spell that has changed in this way
2104 */ 2118 */
2119void
2105void esrv_update_spells(player *pl) { 2120esrv_update_spells (player *pl)
2106 SockList sl; 2121{
2107 int flags=0;
2108 object *spell;
2109 if (!pl->socket.monitor_spells) return; 2122 if (!pl->socket->monitor_spells)
2123 return;
2124
2110 for (spell=pl->ob->inv; spell!=NULL; spell=spell->below) { 2125 for (object *spell = pl->ob->inv; spell; spell = spell->below)
2126 {
2111 if (spell->type == SPELL) { 2127 if (spell->type == SPELL)
2128 {
2129 int flags = 0;
2130
2112 /* check if we need to update it*/ 2131 /* check if we need to update it */
2113 if (spell->last_sp != SP_level_spellpoint_cost(pl->ob, spell, SPELL_MANA)) { 2132 if (spell->last_sp != SP_level_spellpoint_cost (pl->ob, spell, SPELL_MANA))
2133 {
2114 spell->last_sp = SP_level_spellpoint_cost(pl->ob, spell, SPELL_MANA); 2134 spell->last_sp = SP_level_spellpoint_cost (pl->ob, spell, SPELL_MANA);
2115 flags |= UPD_SP_MANA; 2135 flags |= UPD_SP_MANA;
2116 } 2136 }
2137
2117 if (spell->last_grace != SP_level_spellpoint_cost(pl->ob, spell, SPELL_GRACE)) { 2138 if (spell->last_grace != SP_level_spellpoint_cost (pl->ob, spell, SPELL_GRACE))
2139 {
2118 spell->last_grace = SP_level_spellpoint_cost(pl->ob, spell, SPELL_GRACE); 2140 spell->last_grace = SP_level_spellpoint_cost (pl->ob, spell, SPELL_GRACE);
2119 flags |= UPD_SP_GRACE; 2141 flags |= UPD_SP_GRACE;
2120 } 2142 }
2143
2121 if (spell->last_eat != spell->stats.dam+SP_level_dam_adjust(pl->ob, spell)) { 2144 if (spell->last_eat != spell->stats.dam + SP_level_dam_adjust (pl->ob, spell))
2145 {
2122 spell->last_eat = spell->stats.dam+SP_level_dam_adjust(pl->ob, spell); 2146 spell->last_eat = spell->stats.dam + SP_level_dam_adjust (pl->ob, spell);
2123 flags |= UPD_SP_DAMAGE; 2147 flags |= UPD_SP_DAMAGE;
2148 }
2149
2150 if (flags)
2151 {
2152 packet sl;
2153
2154 sl << "updspell "
2155 << uint8 (flags)
2156 << uint32 (spell->count);
2157
2158 if (flags & UPD_SP_MANA ) sl << uint16 (spell->last_sp);
2159 if (flags & UPD_SP_GRACE ) sl << uint16 (spell->last_grace);
2160 if (flags & UPD_SP_DAMAGE) sl << uint16 (spell->last_eat);
2161
2162 pl->socket->send_packet (sl);
2163 }
2164 }
2124 } 2165 }
2125 if (flags !=0) {
2126 sl.buf =(unsigned char*) malloc(MAXSOCKBUF);
2127 strcpy((char*)sl.buf,"updspell ");
2128 sl.len=strlen((char*)sl.buf);
2129 SockList_AddChar(&sl, flags);
2130 SockList_AddInt(&sl, spell->count);
2131 if (flags & UPD_SP_MANA) SockList_AddShort(&sl, spell->last_sp);
2132 if (flags & UPD_SP_GRACE) SockList_AddShort(&sl, spell->last_grace);
2133 if (flags & UPD_SP_DAMAGE) SockList_AddShort(&sl, spell->last_eat);
2134 flags = 0;
2135 Send_With_Handling(&pl->socket, &sl);
2136 free(sl.buf);
2137 }
2138 }
2139 }
2140} 2166}
2141 2167
2168void
2142void esrv_remove_spell(player *pl, object *spell) { 2169esrv_remove_spell (player *pl, object *spell)
2143 SockList sl; 2170{
2144
2145 if (!pl->socket.monitor_spells) return; 2171 if (!pl->socket->monitor_spells)
2172 return;
2173
2146 if (!pl || !spell || spell->env != pl->ob) { 2174 if (!pl || !spell || spell->env != pl->ob)
2175 {
2147 LOG(llevError, "Invalid call to esrv_remove_spell"); 2176 LOG (llevError, "Invalid call to esrv_remove_spell");
2148 return; 2177 return;
2149 } 2178 }
2150 sl.buf = (unsigned char*) malloc(MAXSOCKBUF); 2179
2151 strcpy((char*)sl.buf,"delspell "); 2180 packet sl;
2152 sl.len=strlen((char*)sl.buf); 2181
2153 SockList_AddInt(&sl, spell->count); 2182 sl << "delspell "
2154 Send_With_Handling(&pl->socket, &sl); 2183 << uint32 (spell->count);
2155 free(sl.buf); 2184
2185 pl->socket->send_packet (sl);
2156} 2186}
2157 2187
2158/* appends the spell *spell to the Socklist we will send the data to. */ 2188/* appends the spell *spell to the Socklist we will send the data to. */
2189static void
2159static void append_spell (player *pl, SockList *sl, object *spell) { 2190append_spell (player *pl, packet &sl, object *spell)
2191{
2160 int len, i, skill=0; 2192 int len, i, skill = 0;
2161 2193
2162 if (!(spell->name)) { 2194 if (!(spell->name))
2195 {
2163 LOG(llevError, "item number %d is a spell with no name.\n", spell->count); 2196 LOG (llevError, "item number %d is a spell with no name.\n", spell->count);
2164 return; 2197 return;
2165 } 2198 }
2166 SockList_AddInt(sl, spell->count); 2199
2167 SockList_AddShort(sl, spell->level);
2168 SockList_AddShort(sl, spell->casting_time);
2169 /* store costs and damage in the object struct, to compare to later */ 2200 /* store costs and damage in the object struct, to compare to later */
2170 spell->last_sp = SP_level_spellpoint_cost(pl->ob, spell, SPELL_MANA); 2201 spell->last_sp = SP_level_spellpoint_cost (pl->ob, spell, SPELL_MANA);
2171 spell->last_grace = SP_level_spellpoint_cost(pl->ob, spell, SPELL_GRACE); 2202 spell->last_grace = SP_level_spellpoint_cost (pl->ob, spell, SPELL_GRACE);
2172 spell->last_eat = spell->stats.dam+SP_level_dam_adjust(pl->ob, spell); 2203 spell->last_eat = spell->stats.dam + SP_level_dam_adjust (pl->ob, spell);
2173 /* send the current values */
2174 SockList_AddShort(sl, spell->last_sp);
2175 SockList_AddShort(sl, spell->last_grace);
2176 SockList_AddShort(sl, spell->last_eat);
2177 2204
2178 /* figure out which skill it uses, if it uses one */ 2205 /* figure out which skill it uses, if it uses one */
2179 if (spell->skill) { 2206 if (spell->skill)
2207 {
2180 for (i=1; i< NUM_SKILLS; i++) 2208 for (i = 1; i < NUM_SKILLS; i++)
2181 if (!strcmp(spell->skill, skill_names[i])) { 2209 if (!strcmp (spell->skill, skill_names[i]))
2210 {
2182 skill = i+CS_STAT_SKILLINFO; 2211 skill = i + CS_STAT_SKILLINFO;
2183 break; 2212 break;
2213 }
2184 } 2214 }
2185 }
2186 SockList_AddChar(sl, skill);
2187 2215
2188 SockList_AddInt(sl, spell->path_attuned); 2216 /* send the current values */
2189 SockList_AddInt(sl, (spell->face)?spell->face->number:0); 2217 sl << uint32 (spell->count)
2190 2218 << uint16 (spell->level)
2191 len = strlen(spell->name); 2219 << uint16 (spell->casting_time)
2192 SockList_AddChar(sl, (char)len); 2220 << uint16 (spell->last_sp)
2193 memcpy(sl->buf+sl->len, spell->name, len); 2221 << uint16 (spell->last_grace)
2194 sl->len+=len; 2222 << uint16 (spell->last_eat)
2195 2223 << uint8 (skill)
2196 if (!spell->msg) { 2224 << uint32 (spell->path_attuned)
2197 SockList_AddShort(sl, 0); 2225 << uint32 (spell->face ? spell->face->number : 0)
2198 } 2226 << data8 (spell->name)
2199 else { 2227 << data16 (spell->msg);
2200 len = strlen(spell->msg);
2201 SockList_AddShort(sl, len);
2202 memcpy(sl->buf+sl->len, spell->msg, len);
2203 sl->len+=len;
2204 }
2205} 2228}
2206 2229
2207/** 2230/**
2208 * This tells the client to add the spell *ob, if *ob is NULL, then add 2231 * This tells the client to add the spell *ob, if *ob is NULL, then add
2209 * all spells in the player's inventory. 2232 * all spells in the player's inventory.
2210 */ 2233 */
2234void
2211void esrv_add_spells(player *pl, object *spell) { 2235esrv_add_spells (player *pl, object *spell)
2212 SockList sl; 2236{
2213 if (!pl) { 2237 if (!pl)
2238 {
2214 LOG(llevError, "esrv_add_spells, tried to add a spell to a NULL player"); 2239 LOG (llevError, "esrv_add_spells, tried to add a spell to a NULL player");
2215 return; 2240 return;
2216 } 2241 }
2242
2217 if (!pl->socket.monitor_spells) return; 2243 if (!pl->socket->monitor_spells)
2218 sl.buf = (unsigned char*) malloc(MAXSOCKBUF); 2244 return;
2219 strcpy((char*)sl.buf,"addspell "); 2245
2220 sl.len=strlen((char*)sl.buf); 2246 packet sl;
2247 sl << "addspell ";
2248
2221 if (!spell) { 2249 if (!spell)
2250 {
2222 for (spell=pl->ob->inv; spell!=NULL; spell=spell->below) { 2251 for (spell = pl->ob->inv; spell != NULL; spell = spell->below)
2252 {
2223 /* were we to simply keep appending data here, we could exceed 2253 /* were we to simply keep appending data here, we could exceed
2224 * MAXSOCKBUF if the player has enough spells to add, we know that 2254 * MAXSOCKBUF if the player has enough spells to add, we know that
2225 * append_spells will always append 19 data bytes, plus 4 length 2255 * append_spells will always append 19 data bytes, plus 4 length
2226 * bytes and 3 strings (because that is the spec) so we need to 2256 * bytes and 3 strings (because that is the spec) so we need to
2227 * check that the length of those 3 strings, plus the 23 bytes, 2257 * check that the length of those 3 strings, plus the 23 bytes,
2228 * won't take us over the length limit for the socket, if it does, 2258 * won't take us over the length limit for the socket, if it does,
2229 * we need to send what we already have, and restart packet formation 2259 * we need to send what we already have, and restart packet formation
2230 */ 2260 */
2231 /* Seeing crashes by overflowed buffers. Quick arithemetic seems 2261 /* Seeing crashes by overflowed buffers. Quick arithemetic seems
2232 * to show add_spell is 26 bytes + 2 strings. However, the overun 2262 * to show add_spell is 26 bytes + 2 strings. However, the overun
2233 * is hundreds of bytes off, so correcting 22 vs 26 doesn't seem 2263 * is hundreds of bytes off, so correcting 22 vs 26 doesn't seem
2234 * like it will fix this 2264 * like it will fix this
2235 */ 2265 */
2236 if (spell->type != SPELL) continue; 2266 if (spell->type != SPELL)
2237 if (sl.len >= (MAXSOCKBUF - (26 + strlen(spell->name) + 2267 continue;
2238 (spell->msg?strlen(spell->msg):0)))) { 2268
2239 Send_With_Handling(&pl->socket, &sl); 2269 if (sl.length () >= (MAXSOCKBUF - (26 + strlen (spell->name) + (spell->msg ? strlen (spell->msg) : 0))))
2240 strcpy((char*)sl.buf,"addspell "); 2270 {
2241 sl.len=strlen((char*)sl.buf); 2271 pl->socket->send_packet (sl);
2272
2273 sl.reset ();
2274 sl << "addspell ";
2275 }
2276
2277 append_spell (pl, sl, spell);
2278 }
2242 } 2279 }
2280 else if (spell->type != SPELL)
2281 {
2282 LOG (llevError, "Asked to send a non-spell object as a spell");
2283 return;
2284 }
2285 else
2243 append_spell(pl, &sl, spell); 2286 append_spell (pl, sl, spell);
2244 } 2287
2245 }
2246 else if (spell->type != SPELL) {
2247 LOG(llevError, "Asked to send a non-spell object as a spell");
2248 return;
2249 }
2250 else append_spell(pl, &sl, spell);
2251 if (sl.len >= MAXSOCKBUF) { 2288 if (sl.length () >= MAXSOCKBUF)
2289 {
2252 LOG(llevError,"Buffer overflow in esrv_add_spells!\n"); 2290 LOG (llevError, "Buffer overflow in esrv_add_spells!\n");
2253 fatal(0); 2291 fatal (0);
2254 } 2292 }
2293
2255 /* finally, we can send the packet */ 2294 /* finally, we can send the packet */
2256 Send_With_Handling(&pl->socket, &sl); 2295 pl->socket->send_packet (sl);
2257 free(sl.buf);
2258} 2296}
2259 2297

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