… | |
… | |
86 | |
86 | |
87 | for (num = 0; num < MAX_FACE_SETS; num++) |
87 | for (num = 0; num < MAX_FACE_SETS; num++) |
88 | { |
88 | { |
89 | if (facesets[num].prefix) |
89 | if (facesets[num].prefix) |
90 | { |
90 | { |
91 | for (q = 0; q < nrofpixmaps; q++) |
91 | for (q = 0; q < faces.size (); q++) |
92 | if (facesets[num].faces[q].data) |
92 | if (facesets[num].faces[q].data) |
93 | free (facesets[num].faces[q].data); |
93 | free (facesets[num].faces[q].data); |
94 | |
94 | |
95 | free (facesets[num].prefix); |
95 | free (facesets[num].prefix); |
96 | free (facesets[num].fullname); |
96 | free (facesets[num].fullname); |
… | |
… | |
172 | } |
172 | } |
173 | |
173 | |
174 | #define MAX_IMAGE_SIZE 10000 |
174 | #define MAX_IMAGE_SIZE 10000 |
175 | |
175 | |
176 | /** |
176 | /** |
177 | * Loads all the image types into memory. |
|
|
178 | * |
|
|
179 | * This way, we can easily send them to the client. We should really do something |
|
|
180 | * better than abort on any errors - on the other hand, these are all fatal |
|
|
181 | * to the server (can't work around them), but the abort just seems a bit |
|
|
182 | * messy (exit would probably be better.) |
|
|
183 | * |
|
|
184 | * Couple of notes: We assume that the faces are in a continous block. |
|
|
185 | * This works fine for now, but this could perhaps change in the future |
|
|
186 | * |
|
|
187 | * Function largely rewritten May 2000 to be more general purpose. |
|
|
188 | * The server itself does not care what the image data is - to the server, |
|
|
189 | * it is just data it needs to allocate. As such, the code is written |
|
|
190 | * to do such. |
|
|
191 | */ |
|
|
192 | void |
|
|
193 | read_client_images (void) |
|
|
194 | { |
|
|
195 | char filename[400]; |
|
|
196 | char buf[HUGE_BUF]; |
|
|
197 | char *cp, *cps[7]; |
|
|
198 | FILE *infile; |
|
|
199 | int num, len, compressed, fileno, i, badline; |
|
|
200 | |
|
|
201 | memset (facesets, 0, sizeof (facesets)); |
|
|
202 | sprintf (filename, "%s/image_info", settings.datadir); |
|
|
203 | if ((infile = open_and_uncompress (filename, 0, &compressed)) == NULL) |
|
|
204 | { |
|
|
205 | LOG (llevError, "Unable to open %s\n", filename); |
|
|
206 | abort (); |
|
|
207 | } |
|
|
208 | |
|
|
209 | while (fgets (buf, HUGE_BUF - 1, infile) != NULL) |
|
|
210 | { |
|
|
211 | badline = 0; |
|
|
212 | |
|
|
213 | if (buf[0] == '#') |
|
|
214 | continue; |
|
|
215 | |
|
|
216 | if (!(cps[0] = strtok (buf, ":"))) |
|
|
217 | badline = 1; |
|
|
218 | |
|
|
219 | for (i = 1; i < 7; i++) |
|
|
220 | if (!(cps[i] = strtok (NULL, ":"))) |
|
|
221 | badline = 1; |
|
|
222 | |
|
|
223 | if (badline) |
|
|
224 | LOG (llevError, "Bad line in image_info file, ignoring line:\n %s", buf); |
|
|
225 | else |
|
|
226 | { |
|
|
227 | len = atoi (cps[0]); |
|
|
228 | if (len >= MAX_FACE_SETS) |
|
|
229 | { |
|
|
230 | LOG (llevError, "To high a setnum in image_info file: %d > %d\n", len, MAX_FACE_SETS); |
|
|
231 | abort (); |
|
|
232 | } |
|
|
233 | facesets[len].prefix = strdup (cps[1]); |
|
|
234 | facesets[len].fullname = strdup (cps[2]); |
|
|
235 | facesets[len].fallback = atoi (cps[3]); |
|
|
236 | facesets[len].size = strdup (cps[4]); |
|
|
237 | facesets[len].extension = strdup (cps[5]); |
|
|
238 | facesets[len].comment = strdup (cps[6]); |
|
|
239 | } |
|
|
240 | } |
|
|
241 | |
|
|
242 | close_and_delete (infile, compressed); |
|
|
243 | |
|
|
244 | for (i = 0; i < MAX_FACE_SETS; i++) |
|
|
245 | { |
|
|
246 | if (facesets[i].prefix) |
|
|
247 | check_faceset_fallback (i, MAX_FACE_SETS); |
|
|
248 | } |
|
|
249 | |
|
|
250 | /* Loaded the faceset information - now need to load up the |
|
|
251 | * actual faces. |
|
|
252 | */ |
|
|
253 | |
|
|
254 | for (fileno = 0; fileno < MAX_FACE_SETS; fileno++) |
|
|
255 | { |
|
|
256 | /* if prefix is not set, this is not used */ |
|
|
257 | if (!facesets[fileno].prefix) |
|
|
258 | continue; |
|
|
259 | |
|
|
260 | facesets[fileno].faces = (FaceInfo *) calloc (nrofpixmaps, sizeof (FaceInfo)); |
|
|
261 | |
|
|
262 | sprintf (filename, "%s/crossfire.%d", settings.datadir, fileno); |
|
|
263 | LOG (llevDebug, "Loading image file %s\n", filename); |
|
|
264 | |
|
|
265 | if ((infile = open_and_uncompress (filename, 0, &compressed)) == NULL) |
|
|
266 | { |
|
|
267 | LOG (llevError, "Unable to open %s\n", filename); |
|
|
268 | abort (); |
|
|
269 | } |
|
|
270 | |
|
|
271 | while (fgets (buf, HUGE_BUF - 1, infile) != NULL) |
|
|
272 | { |
|
|
273 | if (strncmp (buf, "IMAGE ", 6) != 0) |
|
|
274 | { |
|
|
275 | LOG (llevError, "read_client_images:Bad image line - not IMAGE, instead\n%s", buf); |
|
|
276 | abort (); |
|
|
277 | } |
|
|
278 | |
|
|
279 | num = atoi (buf + 6); |
|
|
280 | if (num < 0 || num >= nrofpixmaps) |
|
|
281 | { |
|
|
282 | LOG (llevError, "read_client_images: Image num %d not in 0..%d\n%s", num, nrofpixmaps, buf); |
|
|
283 | abort (); |
|
|
284 | } |
|
|
285 | |
|
|
286 | /* Skip accross the number data */ |
|
|
287 | for (cp = buf + 6; *cp != ' '; cp++) |
|
|
288 | ; |
|
|
289 | |
|
|
290 | len = atoi (cp); |
|
|
291 | if (len == 0 || len > MAX_IMAGE_SIZE) |
|
|
292 | { |
|
|
293 | LOG (llevError, "read_client_images: length not valid: %d > %d \n%s", len, MAX_IMAGE_SIZE, buf); |
|
|
294 | abort (); |
|
|
295 | } |
|
|
296 | |
|
|
297 | /* We don't actualy care about the name of the image that |
|
|
298 | * is embedded in the image file, so just ignore it. |
|
|
299 | */ |
|
|
300 | facesets[fileno].faces[num].datalen = len; |
|
|
301 | facesets[fileno].faces[num].data = (uint8 *) malloc (len); |
|
|
302 | if ((i = fread (facesets[fileno].faces[num].data, len, 1, infile)) != 1) |
|
|
303 | { |
|
|
304 | LOG (llevError, "read_client_images: Did not read desired amount of data, wanted %d, got %d\n%s", len, i, buf); |
|
|
305 | abort (); |
|
|
306 | } |
|
|
307 | |
|
|
308 | crc32 chksum; |
|
|
309 | |
|
|
310 | for (i = 0; i < len; i++) |
|
|
311 | chksum (facesets[fileno].faces[num].data[i]); |
|
|
312 | |
|
|
313 | facesets[fileno].faces[num].checksum = chksum; |
|
|
314 | } |
|
|
315 | |
|
|
316 | close_and_delete (infile, compressed); |
|
|
317 | } /* For fileno < MAX_FACE_SETS */ |
|
|
318 | } |
|
|
319 | |
|
|
320 | /** |
|
|
321 | * Client tells us what type of faces it wants. Also sets |
177 | * Client tells us what type of faces it wants. Also sets |
322 | * the caching attribute. |
178 | * the caching attribute. |
323 | * |
179 | * |
324 | */ |
180 | */ |
325 | void |
181 | void |
… | |
… | |
342 | * caching images. |
198 | * caching images. |
343 | */ |
199 | */ |
344 | void |
200 | void |
345 | SendFaceCmd (char *buf, int len, client *ns) |
201 | SendFaceCmd (char *buf, int len, client *ns) |
346 | { |
202 | { |
347 | uint16 facenum = atoi (buf); |
203 | ns->send_face (atoi (buf), 1); |
|
|
204 | } |
348 | |
205 | |
349 | if (facenum != 0) |
206 | // how lame |
350 | esrv_send_face (ns, facenum, 1); |
207 | static void print_facename (packet &sl, const facedata &d) |
|
|
208 | { |
|
|
209 | for (int i = 0; i < CHKSUM_SIZE; ++i) |
|
|
210 | sl.printf ("%02x", d.chksum [i]); |
|
|
211 | } |
|
|
212 | |
|
|
213 | // gcfclient uses the server-provided checksum for comparison, |
|
|
214 | // but always wrotes a broken checksum to its cache file, so we |
|
|
215 | // have to provide gcfclient with a useless checksum just to |
|
|
216 | // have to cache the image despite its bugs. |
|
|
217 | static uint32 gcfclient_checksum (const facedata *d) |
|
|
218 | { |
|
|
219 | uint32 csum = 0; |
|
|
220 | |
|
|
221 | for (std::string::const_iterator i = d->data.begin (); |
|
|
222 | i != d->data.end (); |
|
|
223 | ++i) |
|
|
224 | { |
|
|
225 | csum = rotate_right (csum); |
|
|
226 | csum += *(uint8 *)&*i; |
|
|
227 | } |
|
|
228 | |
|
|
229 | return csum; |
351 | } |
230 | } |
352 | |
231 | |
353 | /** |
232 | /** |
354 | * Sends a face to a client if they are in pixmap mode |
233 | * Sends a face to a client if they are in pixmap mode |
355 | * nothing gets sent in bitmap mode. |
234 | * nothing gets sent in bitmap mode. |
… | |
… | |
357 | * this is needed for the askface, in which we really do want to send the |
236 | * this is needed for the askface, in which we really do want to send the |
358 | * face (and askface is the only place that should be setting it). Otherwise, |
237 | * face (and askface is the only place that should be setting it). Otherwise, |
359 | * we look at the facecache, and if set, send the image name. |
238 | * we look at the facecache, and if set, send the image name. |
360 | */ |
239 | */ |
361 | void |
240 | void |
362 | esrv_send_face (client *ns, short face_num, int nocache) |
241 | client::send_face (faceidx facenum, bool forced) |
363 | { |
242 | { |
364 | char fallback; |
243 | // never send face 0. ever. it does not exist. |
|
|
244 | if (!facenum) |
|
|
245 | return; |
365 | |
246 | |
366 | if (face_num <= 0 || face_num >= nrofpixmaps) |
247 | const facedata *d = face_data (facenum, faceset); |
|
|
248 | |
|
|
249 | if (!d) |
367 | { |
250 | { |
368 | LOG (llevError, "esrv_send_face (%d) out of bounds??\n", face_num); |
251 | LOG (llevError, "client::send_face (%d) out of bounds??\n", facenum); |
369 | return; |
252 | return; |
370 | } |
253 | } |
371 | |
254 | |
372 | packet sl; |
255 | packet sl; |
373 | fallback = get_face_fallback (ns->faceset, face_num); |
|
|
374 | |
256 | |
375 | if (facesets[fallback].faces[face_num].data == NULL) |
257 | if (facecache && !forced) |
|
|
258 | { |
|
|
259 | if (faces_sent[facenum]) |
|
|
260 | return; |
|
|
261 | |
|
|
262 | faces_sent[facenum] = true; |
|
|
263 | |
|
|
264 | if (force_face0) |
|
|
265 | sl << "face " << uint16 (facenum); |
|
|
266 | else if (image2) |
|
|
267 | sl << "face2 " << uint16 (facenum) << uint8 (0) << uint32 (force_bad_checksum ? gcfclient_checksum (d) : 0); |
|
|
268 | else |
|
|
269 | sl << "face1 " << uint16 (facenum) << uint32 (force_bad_checksum ? gcfclient_checksum (d) : 0); |
|
|
270 | |
|
|
271 | // how lame |
|
|
272 | print_facename (sl, *d); |
|
|
273 | send_packet (sl); |
|
|
274 | |
|
|
275 | faceinfo *f = face_info (facenum); |
|
|
276 | if (f->smooth && EMI_smooth) |
|
|
277 | { |
|
|
278 | send_face (f->smooth); |
|
|
279 | |
|
|
280 | packet sl ("smooth"); |
|
|
281 | |
|
|
282 | sl << uint16 (facenum) |
|
|
283 | << uint16 (f->smooth); |
|
|
284 | |
|
|
285 | send_packet (sl); |
|
|
286 | } |
376 | { |
287 | } |
377 | LOG (llevError, "esrv_send_face: faces[%d].data == NULL\n", face_num); |
288 | else |
|
|
289 | { |
|
|
290 | sl << (image2 ? "image2 " : "image ") |
|
|
291 | << uint32 (facenum); |
|
|
292 | |
|
|
293 | if (image2) |
|
|
294 | sl << uint8 (0); |
|
|
295 | |
|
|
296 | sl << uint32 (d->data.size ()) |
|
|
297 | << data (d->data.data (), d->data.size ()); |
|
|
298 | |
|
|
299 | send_packet (sl); |
|
|
300 | } |
|
|
301 | } |
|
|
302 | |
|
|
303 | // send all faces of this object to the client |
|
|
304 | // this uses more bandwidth initially, but makes |
|
|
305 | // animations look much smoother, and every client |
|
|
306 | // is supposed to do client-side caching anyways. |
|
|
307 | void |
|
|
308 | client::send_faces (object *ob) |
|
|
309 | { |
|
|
310 | send_face (ob->face); |
|
|
311 | |
|
|
312 | if (ob->animation_id) |
|
|
313 | { |
|
|
314 | animation &anim = animations [ob->animation_id]; |
|
|
315 | |
|
|
316 | for (int i = 0; i < anim.num_animations; i++) |
|
|
317 | send_face (anim.faces [i]); |
|
|
318 | } |
|
|
319 | } |
|
|
320 | |
|
|
321 | /** |
|
|
322 | * Need to send an animation sequence to the client. |
|
|
323 | * We will send appropriate face commands to the client if we haven't |
|
|
324 | * sent them the face yet (this can become quite costly in terms of |
|
|
325 | * how much we are sending - on the other hand, this should only happen |
|
|
326 | * when the player logs in and picks stuff up. |
|
|
327 | */ |
|
|
328 | void |
|
|
329 | client::send_animation (short anim_num) |
|
|
330 | { |
|
|
331 | /* Do some checking on the anim_num we got. Note that the animations |
|
|
332 | * are added in contigous order, so if the number is in the valid |
|
|
333 | * range, it must be a valid animation. |
|
|
334 | */ |
|
|
335 | if (anim_num < 0 || anim_num > num_animations) |
|
|
336 | { |
|
|
337 | LOG (llevError, "esrv_send_anim (%d) out of bounds??\n", anim_num); |
378 | return; |
338 | return; |
379 | } |
339 | } |
380 | |
340 | |
381 | if (ns->facecache && !nocache) |
341 | packet sl ("anim"); |
|
|
342 | |
|
|
343 | sl << uint16 (anim_num) |
|
|
344 | << uint16 (0); /* flags - not used right now */ |
|
|
345 | |
|
|
346 | /* Build up the list of faces. Also, send any information (ie, the |
|
|
347 | * the face itself) down to the client. |
|
|
348 | */ |
|
|
349 | for (int i = 0; i < animations[anim_num].num_animations; i++) |
|
|
350 | { |
|
|
351 | send_face (animations[anim_num].faces[i]); |
|
|
352 | sl << uint16 (animations[anim_num].faces[i]); /* flags - not used right now */ |
382 | { |
353 | } |
383 | sl << (ns->image2 ? "face2 " : "face1 ") |
|
|
384 | << uint16 (face_num); |
|
|
385 | |
354 | |
386 | if (ns->image2) |
|
|
387 | sl << uint8 (fallback); |
|
|
388 | |
|
|
389 | sl << uint32 (facesets[fallback].faces[face_num].checksum) |
|
|
390 | << new_faces[face_num].name; |
|
|
391 | |
|
|
392 | ns->send_packet (sl); |
355 | send_packet (sl); |
393 | } |
|
|
394 | else |
|
|
395 | { |
|
|
396 | sl << (ns->image2 ? "image2 " : "image ") |
|
|
397 | << uint32 (face_num); |
|
|
398 | |
356 | |
399 | if (ns->image2) |
357 | anims_sent[anim_num] = 1; |
400 | sl << uint8 (fallback); |
|
|
401 | |
|
|
402 | sl << uint32 (facesets[fallback].faces[face_num].datalen) |
|
|
403 | << data (facesets[fallback].faces[face_num].data, facesets[fallback].faces[face_num].datalen); |
|
|
404 | |
|
|
405 | ns->send_packet (sl); |
|
|
406 | } |
|
|
407 | |
|
|
408 | ns->faces_sent[face_num] |= NS_FACESENT_FACE; |
|
|
409 | } |
358 | } |
410 | |
359 | |
411 | /** |
360 | /** |
412 | * Sends the number of images, checksum of the face file, |
361 | * Sends the number of images, checksum of the face file, |
413 | * and the image_info file information. See the doc/Developers/protocol |
362 | * and the image_info file information. See the doc/Developers/protocol |
414 | * if you want further detail. |
363 | * if you want further detail. |
415 | */ |
364 | */ |
416 | |
|
|
417 | void |
365 | void |
418 | send_image_info (client *ns, char *params) |
366 | send_image_info (client *ns, char *params) |
419 | { |
367 | { |
420 | packet sl; |
368 | packet sl; |
421 | |
369 | |
422 | sl.printf ("replyinfo image_info\n%d\n%u\n", nrofpixmaps - 1, (unsigned int)bmaps_checksum); |
370 | //TODO: second parameter is a checksum, but it makes no sense in this current framework |
|
|
371 | sl.printf ("replyinfo image_info\n%d\n%u\n", MAX_FACES, 0); |
423 | |
372 | |
424 | for (int i = 0; i < MAX_FACE_SETS; i++) |
373 | sl << "0:base:standard:0:32x32:none:The old 32x32 faceset.\n"; |
425 | if (facesets[i].prefix) |
|
|
426 | sl.printf ("%d:%s:%s:%d:%s:%s:%s", i, |
|
|
427 | facesets[i].prefix, facesets[i].fullname , facesets[i].fallback, |
|
|
428 | facesets[i].size , facesets[i].extension, facesets[i].comment); |
|
|
429 | |
374 | |
430 | ns->send_packet (sl); |
375 | ns->send_packet (sl); |
431 | } |
376 | } |
432 | |
377 | |
433 | /** |
378 | /** |
… | |
… | |
451 | for (cp = params; *cp != '\0'; cp++) |
396 | for (cp = params; *cp != '\0'; cp++) |
452 | if (*cp == ' ') |
397 | if (*cp == ' ') |
453 | break; |
398 | break; |
454 | |
399 | |
455 | stop = atoi (cp); |
400 | stop = atoi (cp); |
456 | if (stop < start || *cp == '\0' || (stop - start) > 1000 || stop >= nrofpixmaps) |
401 | if (stop < start || *cp == '\0' || (stop - start) > 1000 || stop >= MAX_FACES) |
457 | { |
402 | { |
458 | sl.printf ("replyinfo image_sums %d %d", start, stop); |
403 | sl.printf ("replyinfo image_sums %d %d", start, stop); |
459 | ns->send_packet (sl); |
404 | ns->send_packet (sl); |
460 | sl.reset (); |
405 | sl.reset (); |
461 | return; |
406 | return; |
462 | } |
407 | } |
463 | |
408 | |
464 | sl.printf ("replyinfo image_sums %d %d ", start, stop); |
409 | sl.printf ("replyinfo image_sums %d %d ", start, stop); |
465 | |
410 | |
466 | for (int i = start; i <= stop; i++) |
411 | for (int i = start; i <= stop && i < faces.size (); i++) |
467 | { |
412 | { |
468 | ns->faces_sent[i] |= NS_FACESENT_FACE; |
413 | ns->faces_sent[i] = true; |
469 | |
414 | |
470 | int qq = get_face_fallback (ns->faceset, i); |
415 | const facedata *d = face_data (i, ns->faceset); |
471 | |
416 | |
472 | if (sl.room () < 2 + 4 + 1 + new_faces[i].name.length () + 1) |
417 | if (sl.room () < 2 + 4 + 1 + d->data.size () + 1) |
473 | break; |
418 | break; |
474 | |
419 | |
475 | sl << uint16 (i) |
420 | sl << uint16 (i) |
476 | << uint32 (facesets[qq].faces[i].checksum) |
421 | << uint32 (0) // checksum |
477 | << uint8 (qq) |
422 | << uint8 (ns->faceset); |
478 | << data8 (&new_faces[i].name, new_faces[i].name.length () + 1); |
423 | |
|
|
424 | print_facename (sl, *d); sl << uint8 (0); |
479 | } |
425 | } |
480 | |
426 | |
481 | /* It would make more sense to catch this pre-emptively in the code above. |
427 | /* It would make more sense to catch this pre-emptively in the code above. |
482 | * however, if this really happens, we probably just want to cut down the |
428 | * however, if this really happens, we probably just want to cut down the |
483 | * size to less than 1000, since that is what we claim the protocol would |
429 | * size to less than 1000, since that is what we claim the protocol would |