1 | /* |
1 | /* |
2 | CrossFire, A Multiplayer game for X-windows |
2 | CrossFire, A Multiplayer game for X-windows |
3 | |
3 | |
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4 | Copyright (C) 2005, 2006, 2007 Marc Lehmann & Crossfire+ Development Team |
4 | Copyright (C) 2002 Mark Wedel & Crossfire Development Team |
5 | Copyright (C) 2002 Mark Wedel & Crossfire Development Team |
5 | Copyright (C) 1992 Frank Tore Johansen |
6 | Copyright (C) 1992 Frank Tore Johansen |
6 | |
7 | |
7 | This program is free software; you can redistribute it and/or modify |
8 | This program is free software; you can redistribute it and/or modify |
8 | it under the terms of the GNU General Public License as published by |
9 | it under the terms of the GNU General Public License as published by |
… | |
… | |
36 | #include <object.h> /* LOOK_OBJ */ |
37 | #include <object.h> /* LOOK_OBJ */ |
37 | #include <sproto.h> |
38 | #include <sproto.h> |
38 | |
39 | |
39 | /** This is the maximum number of bytes we expect any one item to take up */ |
40 | /** This is the maximum number of bytes we expect any one item to take up */ |
40 | #define MAXITEMLEN 300 |
41 | #define MAXITEMLEN 300 |
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42 | |
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43 | #if 0 |
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44 | tag_t |
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45 | client_container::tag () const |
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46 | { |
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47 | switch (type) |
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48 | { |
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49 | case CC_INVENTORY: |
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50 | return ns->pl->count; |
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51 | case CC_MAPSPACE: |
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52 | return 0; |
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53 | case CC_CONTAINER: |
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54 | return env->count; |
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55 | } |
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56 | |
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57 | abort (); |
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58 | } |
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59 | |
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60 | void |
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61 | client_container::clear () |
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62 | { |
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63 | switch (type) |
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64 | { |
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65 | case CC_INVENTORY: |
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66 | abort (); |
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67 | |
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68 | case CC_MAPSPACE: |
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69 | case CC_CONTAINER: |
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70 | ns->send_packet_printf ("delinv %d", tag ()); |
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71 | break; |
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72 | } |
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73 | |
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74 | for (iterator i = begin (); i != end (); ++i) |
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75 | i->op->seen_by = 0; |
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76 | |
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77 | vector< refitem, slice_allocator<refitem> >::clear (); |
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78 | } |
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79 | |
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80 | inline iterator |
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81 | client_container::merge_item (iterator i, object *op) |
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82 | { |
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83 | if (i != end () && i->op == op) |
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84 | return ++i; |
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85 | |
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86 | if (op->seen_by) |
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87 | return; // seen by another entity already |
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88 | |
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89 | op->seen_by = this; |
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90 | |
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91 | refitem ref; |
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92 | ref.op = op; |
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93 | |
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94 | return insert (i, ref); |
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95 | } |
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96 | |
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97 | void |
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98 | client_container::update (int offset) |
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99 | { |
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100 | iterator i = begin (); |
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101 | |
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102 | switch (type) |
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103 | { |
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104 | case CC_INVENTORY: |
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105 | case CC_CONTAINER: |
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106 | { |
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107 | object *env = type == CC_INVENTORY |
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108 | ? ns->pl->ob |
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109 | : this->env; |
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110 | |
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111 | // pass 1, erase all objects no longer in container |
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112 | for (iterator j = begin (); j != end (); ++j) |
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113 | if (j->op->env != env) |
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114 | { |
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115 | j->op->seen_by = 0; |
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116 | erase (j); |
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117 | } |
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118 | |
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119 | // pass 2 merge items |
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120 | for (object *op = env->inv; op; op = op->below) |
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121 | { |
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122 | if (--offset < 0) |
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123 | i = merge_item (i, op); |
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124 | else if (offset < -FLOORBOX_PAGESIZE) |
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125 | break; |
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126 | } |
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127 | } |
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128 | break; |
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129 | |
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130 | case CC_MAPSPACE: |
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131 | { |
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132 | // pass 1, erase all objects no longer on space |
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133 | for (iterator j = begin (); j != end (); ++j) |
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134 | if (j->op->x != x || j->op->y != y || j->op->map != map) |
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135 | { |
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136 | j->op->seen_by = 0; |
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137 | erase (j); |
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138 | } |
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139 | |
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140 | // pass 2 merge items |
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141 | for (object *op = GET_MAP_OB (map, x, y); op; op = op->above) |
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142 | { |
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143 | if (--offset < 0) |
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144 | i = merge_item (i, op); |
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145 | else if (offset < -FLOORBOX_PAGESIZE) |
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146 | break; |
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147 | } |
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148 | } |
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149 | break; |
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150 | } |
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151 | |
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152 | // pass 3, erase all extra items |
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153 | for (iterator j = i; j != end (); ++j) |
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154 | j->op->seen_by = 0; |
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155 | |
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156 | if (i != end ()) |
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157 | erase (i, end ()); |
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158 | } |
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159 | |
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160 | void |
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161 | client_container::set_mapspace (maptile *map, int x, int y) |
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162 | { |
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163 | if (type == CC_MAPSPACE |
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164 | && this->map == map |
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165 | && this->x == x |
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166 | && this->y == y) |
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167 | return; |
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168 | |
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169 | clear (); |
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170 | |
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171 | type = CC_MAPSPACE; |
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172 | this->map = map; |
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173 | this->x = x; |
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174 | this->y = y; |
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175 | } |
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176 | |
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177 | void |
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178 | client_container::set_container (object *env) |
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179 | { |
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180 | } |
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181 | #endif |
41 | |
182 | |
42 | /******************************************************************************* |
183 | /******************************************************************************* |
43 | * |
184 | * |
44 | * Functions related to sending object data to the client. |
185 | * Functions related to sending object data to the client. |
45 | * |
186 | * |
… | |
… | |
197 | { |
338 | { |
198 | object *tmp, *last; |
339 | object *tmp, *last; |
199 | int got_one = 0, start_look = 0, end_look = 0; |
340 | int got_one = 0, start_look = 0, end_look = 0; |
200 | char buf[MAX_BUF]; |
341 | char buf[MAX_BUF]; |
201 | |
342 | |
202 | if (!pl->contr->socket->update_look) |
343 | if (!pl->contr->ns->update_look) |
203 | { |
344 | { |
204 | LOG (llevDebug, "esrv_draw_look called when update_look was not set\n"); |
345 | LOG (llevDebug, "esrv_draw_look called when update_look was not set\n"); |
205 | return; |
346 | return; |
206 | } |
347 | } |
207 | else |
348 | else |
208 | pl->contr->socket->update_look = 0; |
349 | pl->contr->ns->update_look = 0; |
209 | |
350 | |
210 | if (QUERY_FLAG (pl, FLAG_REMOVED) |
351 | if (QUERY_FLAG (pl, FLAG_REMOVED) |
211 | || !pl->map |
352 | || !pl->map |
212 | || pl->map->in_memory != MAP_IN_MEMORY |
353 | || pl->map->in_memory != MAP_IN_MEMORY |
213 | || out_of_map (pl->map, pl->x, pl->y)) |
354 | || out_of_map (pl->map, pl->x, pl->y)) |
214 | return; |
355 | return; |
215 | |
356 | |
216 | for (tmp = get_map_ob (pl->map, pl->x, pl->y); tmp && tmp->above; tmp = tmp->above) |
357 | for (tmp = GET_MAP_OB (pl->map, pl->x, pl->y); tmp && tmp->above; tmp = tmp->above) |
217 | ; |
358 | ; |
218 | |
359 | |
219 | pl->contr->socket->send_packet ("delinv 0"); |
360 | pl->contr->ns->send_packet ("delinv 0"); |
220 | |
361 | |
221 | packet sl; |
362 | packet sl; |
222 | sl.printf ("item%d ", pl->contr->socket->itemcmd); |
363 | sl.printf ("item%d ", pl->contr->ns->itemcmd); |
223 | |
364 | |
224 | sl << uint32 (0); |
365 | sl << uint32 (0); |
225 | |
366 | |
226 | if (!(pl->contr->socket->faces_sent[empty_face->number] & NS_FACESENT_FACE)) |
367 | if (!(pl->contr->ns->faces_sent[empty_face->number] & NS_FACESENT_FACE)) |
227 | esrv_send_face (pl->contr->socket, empty_face->number, 0); |
368 | esrv_send_face (pl->contr->ns, empty_face->number, 0); |
228 | |
369 | |
229 | if (pl->contr->socket->look_position) |
370 | if (pl->contr->ns->look_position) |
230 | { |
371 | { |
231 | char buf[80]; |
372 | char buf[80]; |
232 | snprintf (buf, 80, "Apply this to see %d previous items", FLOORBOX_PAGESIZE); |
373 | snprintf (buf, 80, "Apply this to see %d previous items", FLOORBOX_PAGESIZE); |
233 | |
374 | |
234 | sl << uint32 (0x80000000 | (pl->contr->socket->look_position - FLOORBOX_PAGESIZE)) |
375 | sl << uint32 (0x80000000 | (pl->contr->ns->look_position - FLOORBOX_PAGESIZE)) |
235 | << uint32 (0) |
376 | << uint32 (0) |
236 | << sint32 (-1) |
377 | << sint32 (-1) |
237 | << uint32 (empty_face->number) |
378 | << uint32 (empty_face->number) |
238 | << data8 (buf) |
379 | << data8 (buf) |
239 | << uint16 (0) |
380 | << uint16 (0) |
240 | << uint8 (0) |
381 | << uint8 (0) |
241 | << uint32 (0); |
382 | << uint32 (0); |
242 | |
383 | |
243 | if (pl->contr->socket->itemcmd == 2) |
384 | if (pl->contr->ns->itemcmd == 2) |
244 | sl << uint16 (0); |
385 | sl << uint16 (0); |
245 | } |
386 | } |
246 | |
387 | |
247 | for (last = NULL; tmp != last; tmp = tmp->below) |
388 | for (last = NULL; tmp != last; tmp = tmp->below) |
248 | { |
389 | { |
… | |
… | |
255 | last = last->below; |
396 | last = last->below; |
256 | } |
397 | } |
257 | |
398 | |
258 | if (LOOK_OBJ (tmp)) |
399 | if (LOOK_OBJ (tmp)) |
259 | { |
400 | { |
260 | if (++start_look < pl->contr->socket->look_position) |
401 | if (++start_look < pl->contr->ns->look_position) |
261 | continue; |
402 | continue; |
262 | |
403 | |
263 | end_look++; |
404 | end_look++; |
264 | |
405 | |
265 | if (end_look > FLOORBOX_PAGESIZE) |
406 | if (end_look > FLOORBOX_PAGESIZE) |
266 | { |
407 | { |
267 | /* What we basically do is make a 'fake' object - when the user applies it, |
408 | /* What we basically do is make a 'fake' object - when the user applies it, |
268 | * we notice the special tag the object has, and act accordingly. |
409 | * we notice the special tag the object has, and act accordingly. |
269 | */ |
410 | */ |
270 | sl << uint32 (0x80000000 | (pl->contr->socket->look_position + FLOORBOX_PAGESIZE)) |
411 | sl << uint32 (0x80000000 | (pl->contr->ns->look_position + FLOORBOX_PAGESIZE)) |
271 | << uint32 (0) |
412 | << uint32 (0) |
272 | << uint32 ((uint32) - 1) |
413 | << uint32 ((uint32) - 1) |
273 | << uint32 (empty_face->number) |
414 | << uint32 (empty_face->number) |
274 | << data8 ("Apply this to see next group of items") |
415 | << data8 ("Apply this to see next group of items") |
275 | << uint16 (0) |
416 | << uint16 (0) |
276 | << uint8 (0) |
417 | << uint8 (0) |
277 | << uint32 (0); |
418 | << uint32 (0); |
278 | |
419 | |
279 | if (pl->contr->socket->itemcmd == 2) |
420 | if (pl->contr->ns->itemcmd == 2) |
280 | sl << uint16 (0); |
421 | sl << uint16 (0); |
281 | |
422 | |
282 | break; |
423 | break; |
283 | } |
424 | } |
284 | |
425 | |
285 | if (tmp->head) |
426 | if (tmp->head) |
286 | head = tmp->head; |
427 | head = tmp->head; |
287 | else |
428 | else |
288 | head = tmp; |
429 | head = tmp; |
289 | |
430 | |
290 | add_object_to_socklist (*pl->contr->socket, sl, head); |
431 | add_object_to_socklist (*pl->contr->ns, sl, head); |
291 | got_one++; |
432 | got_one++; |
292 | |
433 | |
293 | if (sl.length () >= (MAXSOCKBUF - MAXITEMLEN)) |
434 | if (sl.length () >= (MAXSOCKBUF - MAXITEMLEN)) |
294 | { |
435 | { |
295 | pl->contr->socket->send_packet (sl); |
436 | pl->contr->ns->send_packet (sl); |
296 | |
437 | |
297 | sl.reset (); |
438 | sl.reset (); |
298 | sl.printf ("item%d ", pl->contr->socket->itemcmd); |
439 | sl.printf ("item%d ", pl->contr->ns->itemcmd); |
299 | sl << uint32 (0); |
440 | sl << uint32 (0); |
300 | got_one = 0; |
441 | got_one = 0; |
301 | } |
442 | } |
302 | } |
443 | } |
303 | } |
444 | } |
304 | |
445 | |
305 | if (got_one) |
446 | if (got_one) |
306 | pl->contr->socket->send_packet (sl); |
447 | pl->contr->ns->send_packet (sl); |
307 | |
448 | |
308 | } |
449 | } |
309 | |
450 | |
310 | /** |
451 | /** |
311 | * Sends whole inventory. |
452 | * Sends whole inventory. |
… | |
… | |
315 | { |
456 | { |
316 | object *tmp; |
457 | object *tmp; |
317 | int got_one = 0; |
458 | int got_one = 0; |
318 | |
459 | |
319 | |
460 | |
320 | pl->contr->socket->send_packet_printf ("delinv %d", op->count); |
461 | pl->contr->ns->send_packet_printf ("delinv %d", op->count); |
321 | |
462 | |
322 | packet sl; |
463 | packet sl; |
323 | sl.printf ("item%d ", pl->contr->socket->itemcmd); |
464 | sl.printf ("item%d ", pl->contr->ns->itemcmd); |
324 | |
465 | |
325 | sl << uint32 (op->count); |
466 | sl << uint32 (op->count); |
326 | |
467 | |
327 | for (tmp = op->inv; tmp; tmp = tmp->below) |
468 | for (tmp = op->inv; tmp; tmp = tmp->below) |
328 | { |
469 | { |
… | |
… | |
333 | else |
474 | else |
334 | head = tmp; |
475 | head = tmp; |
335 | |
476 | |
336 | if (LOOK_OBJ (head)) |
477 | if (LOOK_OBJ (head)) |
337 | { |
478 | { |
338 | add_object_to_socklist (*pl->contr->socket, sl, head); |
479 | add_object_to_socklist (*pl->contr->ns, sl, head); |
339 | |
480 | |
340 | got_one++; |
481 | got_one++; |
341 | |
482 | |
342 | /* IT is possible for players to accumulate a huge amount of |
483 | /* IT is possible for players to accumulate a huge amount of |
343 | * items (especially with some of the bags out there) to |
484 | * items (especially with some of the bags out there) to |
344 | * overflow the buffer. IF so, send multiple item commands. |
485 | * overflow the buffer. IF so, send multiple item commands. |
345 | */ |
486 | */ |
346 | if (sl.length () >= (MAXSOCKBUF - MAXITEMLEN)) |
487 | if (sl.length () >= (MAXSOCKBUF - MAXITEMLEN)) |
347 | { |
488 | { |
348 | pl->contr->socket->send_packet (sl); |
489 | pl->contr->ns->send_packet (sl); |
349 | |
490 | |
350 | sl.reset (); |
491 | sl.reset (); |
351 | sl.printf ("item%d ", pl->contr->socket->itemcmd); |
492 | sl.printf ("item%d ", pl->contr->ns->itemcmd); |
352 | sl << uint32 (op->count); |
493 | sl << uint32 (op->count); |
353 | got_one = 0; |
494 | got_one = 0; |
354 | } |
495 | } |
355 | } /* If LOOK_OBJ() */ |
496 | } /* If LOOK_OBJ() */ |
356 | } |
497 | } |
357 | |
498 | |
358 | if (got_one) |
499 | if (got_one) |
359 | pl->contr->socket->send_packet (sl); |
500 | pl->contr->ns->send_packet (sl); |
360 | } |
501 | } |
361 | |
502 | |
362 | /** |
503 | /** |
363 | * Updates object *op for player *pl. |
504 | * Updates object *op for player *pl. |
364 | * |
505 | * |
… | |
… | |
415 | op->contr->last_weight = weight; |
556 | op->contr->last_weight = weight; |
416 | } |
557 | } |
417 | |
558 | |
418 | if (flags & UPD_FACE) |
559 | if (flags & UPD_FACE) |
419 | { |
560 | { |
420 | if (!(pl->contr->socket->faces_sent[op->face->number] & NS_FACESENT_FACE)) |
561 | if (!(pl->contr->ns->faces_sent[op->face->number] & NS_FACESENT_FACE)) |
421 | esrv_send_face (pl->contr->socket, op->face->number, 0); |
562 | esrv_send_face (pl->contr->ns, op->face->number, 0); |
422 | |
563 | |
423 | sl << uint32 (op->face->number); |
564 | sl << uint32 (op->face->number); |
424 | } |
565 | } |
425 | |
566 | |
426 | if (flags & UPD_NAME) |
567 | if (flags & UPD_NAME) |
… | |
… | |
480 | } |
621 | } |
481 | |
622 | |
482 | if (flags & UPD_NROF) |
623 | if (flags & UPD_NROF) |
483 | sl << uint32 (op->nrof); |
624 | sl << uint32 (op->nrof); |
484 | |
625 | |
485 | pl->contr->socket->send_packet (sl); |
626 | pl->contr->ns->send_packet (sl); |
486 | } |
627 | } |
487 | |
628 | |
488 | /** |
629 | /** |
489 | * Sends item's info to player. |
630 | * Sends item's info to player. |
490 | */ |
631 | */ |
… | |
… | |
500 | /* if the item is on the ground, mark that the look needs to |
641 | /* if the item is on the ground, mark that the look needs to |
501 | * be updated. |
642 | * be updated. |
502 | */ |
643 | */ |
503 | if (!op->env) |
644 | if (!op->env) |
504 | { |
645 | { |
505 | pl->contr->socket->floorbox_update (); |
646 | pl->contr->ns->floorbox_update (); |
506 | return; |
647 | return; |
507 | } |
648 | } |
508 | } |
649 | } |
509 | |
650 | |
510 | packet sl; |
651 | packet sl; |
511 | |
652 | |
512 | sl.printf ("item%d ", pl->contr->socket->itemcmd); |
653 | sl.printf ("item%d ", pl->contr->ns->itemcmd); |
513 | |
654 | |
514 | if (op->head) |
655 | if (op->head) |
515 | op = op->head; |
656 | op = op->head; |
516 | |
657 | |
517 | sl << uint32 (op->env ? op->env->count : 0); |
658 | sl << uint32 (op->env ? op->env->count : 0); |
518 | |
659 | |
519 | add_object_to_socklist (*pl->contr->socket, sl, op); |
660 | add_object_to_socklist (*pl->contr->ns, sl, op); |
520 | |
661 | |
521 | pl->contr->socket->send_packet (sl); |
662 | pl->contr->ns->send_packet (sl); |
522 | SET_FLAG (op, FLAG_CLIENT_SENT); |
663 | SET_FLAG (op, FLAG_CLIENT_SENT); |
523 | } |
664 | } |
524 | |
665 | |
525 | /** |
666 | /** |
526 | * Tells the client to delete an item. Uses the item |
667 | * Tells the client to delete an item. Uses the item |
… | |
… | |
532 | { |
673 | { |
533 | packet sl ("delitem"); |
674 | packet sl ("delitem"); |
534 | |
675 | |
535 | sl << uint32 (tag); |
676 | sl << uint32 (tag); |
536 | |
677 | |
537 | pl->socket->send_packet (sl); |
678 | pl->ns->send_packet (sl); |
538 | } |
679 | } |
539 | |
680 | |
540 | |
681 | |
541 | /******************************************************************************* |
682 | /******************************************************************************* |
542 | * |
683 | * |
… | |
… | |
563 | else if (op->type == CONTAINER && pl->container == op) |
704 | else if (op->type == CONTAINER && pl->container == op) |
564 | for (tmp = op->inv; tmp; tmp = tmp->below) |
705 | for (tmp = op->inv; tmp; tmp = tmp->below) |
565 | if (tmp->count == count) |
706 | if (tmp->count == count) |
566 | return tmp; |
707 | return tmp; |
567 | |
708 | |
568 | for (op = get_map_ob (pl->map, pl->x, pl->y); op; op = op->above) |
709 | for (op = GET_MAP_OB (pl->map, pl->x, pl->y); op; op = op->above) |
569 | if (op->head && op->head->count == count) |
710 | if (op->head && op->head->count == count) |
570 | return op; |
711 | return op; |
571 | else if (op->count == count) |
712 | else if (op->count == count) |
572 | return op; |
713 | return op; |
573 | else if (op->type == CONTAINER && pl->container == op) |
714 | else if (op->type == CONTAINER && pl->container == op) |
… | |
… | |
613 | return; |
754 | return; |
614 | |
755 | |
615 | /* If the high bit is set, player applied a pseudo object. */ |
756 | /* If the high bit is set, player applied a pseudo object. */ |
616 | if (tag & 0x80000000) |
757 | if (tag & 0x80000000) |
617 | { |
758 | { |
618 | pl->socket->look_position = tag & 0x7fffffff; |
759 | pl->ns->look_position = tag & 0x7fffffff; |
619 | pl->socket->floorbox_update (); |
760 | pl->ns->floorbox_update (); |
620 | return; |
761 | return; |
621 | } |
762 | } |
622 | |
763 | |
623 | object *op = esrv_get_ob_from_count (pl->ob, tag); |
764 | object *op = esrv_get_ob_from_count (pl->ob, tag); |
624 | |
765 | |
… | |
… | |
692 | |
833 | |
693 | m = get_map_from_coord (op->map, &x, &y); |
834 | m = get_map_from_coord (op->map, &x, &y); |
694 | if (!m) |
835 | if (!m) |
695 | return; |
836 | return; |
696 | |
837 | |
697 | for (tmp = get_map_ob (m, x, y); tmp != NULL && tmp->above != NULL; tmp = tmp->above); |
838 | for (tmp = GET_MAP_OB (m, x, y); tmp != NULL && tmp->above != NULL; tmp = tmp->above); |
698 | |
839 | |
699 | for (; tmp != NULL; tmp = tmp->below) |
840 | for (; tmp != NULL; tmp = tmp->below) |
700 | { |
841 | { |
701 | if (tmp->invisible && !QUERY_FLAG (op, FLAG_WIZ)) |
842 | if (tmp->invisible && !QUERY_FLAG (op, FLAG_WIZ)) |
702 | continue; |
843 | continue; |
… | |
… | |
749 | { |
890 | { |
750 | return; |
891 | return; |
751 | } |
892 | } |
752 | dy = atoi (cp); |
893 | dy = atoi (cp); |
753 | |
894 | |
754 | if (FABS (dx) > pl->socket->mapx / 2 || FABS (dy) > pl->socket->mapy / 2) |
895 | if (FABS (dx) > pl->ns->mapx / 2 || FABS (dy) > pl->ns->mapy / 2) |
755 | return; |
896 | return; |
756 | |
897 | |
757 | if (pl->blocked_los[dx + pl->socket->mapx / 2][dy + pl->socket->mapy / 2]) |
898 | if (pl->blocked_los[dx + pl->ns->mapx / 2][dy + pl->ns->mapy / 2]) |
758 | return; |
899 | return; |
759 | |
900 | |
760 | look_at (pl->ob, dx, dy); |
901 | look_at (pl->ob, dx, dy); |
761 | } |
902 | } |
762 | |
903 | |