| … | |
… | |
| 202 | */ |
202 | */ |
| 203 | void |
203 | void |
| 204 | client::send_animation (short anim_num) |
204 | client::send_animation (short anim_num) |
| 205 | { |
205 | { |
| 206 | /* Do some checking on the anim_num we got. Note that the animations |
206 | /* Do some checking on the anim_num we got. Note that the animations |
| 207 | * are added in contigous order, so if the number is in the valid |
207 | * are added in contiguous order, so if the number is in the valid |
| 208 | * range, it must be a valid animation. |
208 | * range, it must be a valid animation. |
| 209 | */ |
209 | */ |
| 210 | if (anim_num < 0 || anim_num >= animations.size ()) |
210 | if (anim_num < 0 || anim_num >= animations.size ()) |
| 211 | { |
211 | { |
| 212 | LOG (llevError, "esrv_send_anim (%d) out of bounds??\n", anim_num); |
212 | LOG (llevError, "esrv_send_anim (%d) out of bounds??\n", anim_num); |
| … | |
… | |
| 222 | * the face itself) down to the client. |
222 | * the face itself) down to the client. |
| 223 | */ |
223 | */ |
| 224 | for (int i = 0; i < animations[anim_num].num_animations; i++) |
224 | for (int i = 0; i < animations[anim_num].num_animations; i++) |
| 225 | { |
225 | { |
| 226 | send_face (animations[anim_num].faces[i], -20); |
226 | send_face (animations[anim_num].faces[i], -20); |
| 227 | sl << uint16 (animations[anim_num].faces[i]); /* flags - not used right now */ |
227 | sl << uint16 (animations[anim_num].faces[i]); |
| 228 | } |
228 | } |
| 229 | |
229 | |
| 230 | send_packet (sl); |
230 | send_packet (sl); |
| 231 | |
231 | |
| 232 | anims_sent[anim_num] = 1; |
232 | anims_sent[anim_num] = 1; |
| 233 | } |
233 | } |
| 234 | |
234 | |
| 235 | /** |
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| 236 | * Sends the number of images, checksum of the face file, |
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| 237 | * and the image_info file information. See the doc/Developers/protocol |
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| 238 | * if you want further detail. |
|
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| 239 | */ |
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| 240 | void |
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| 241 | send_image_info (client *ns, char *params) |
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| 242 | { |
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| 243 | packet sl; |
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| 244 | |
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| 245 | //TODO: second parameter is a checksum, but it makes no sense in this current framework |
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| 246 | sl.printf ("replyinfo image_info\n%d\n%u\n", MAX_FACES, 0); |
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| 247 | |
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| 248 | sl << "0:base:standard:0:32x32:none:The old 32x32 faceset.\n"; |
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| 249 | |
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| 250 | ns->send_packet (sl); |
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| 251 | } |
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| 252 | |
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| 253 | /** |
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| 254 | * Sends requested face information. |
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| 255 | * \param ns socket to send to |
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| 256 | * \param params contains first and last index of face |
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| 257 | * |
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| 258 | * For each image in [start..stop] sends |
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| 259 | * - checksum |
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| 260 | * - name |
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| 261 | */ |
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| 262 | void |
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| 263 | send_image_sums (client *ns, char *params) |
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| 264 | { |
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| 265 | int start, stop; |
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| 266 | char *cp; |
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| 267 | |
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| 268 | packet sl; |
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| 269 | |
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| 270 | start = atoi (params); |
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| 271 | for (cp = params; *cp != '\0'; cp++) |
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| 272 | if (*cp == ' ') |
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| 273 | break; |
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| 274 | |
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| 275 | stop = atoi (cp); |
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| 276 | if (stop < start || *cp == '\0' || (stop - start) > 1000 || stop >= MAX_FACES) |
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| 277 | { |
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| 278 | sl.printf ("replyinfo image_sums %d %d", start, stop); |
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| 279 | ns->send_packet (sl); |
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| 280 | sl.reset (); |
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| 281 | return; |
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| 282 | } |
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| 283 | |
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| 284 | sl.printf ("replyinfo image_sums %d %d ", start, stop); |
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| 285 | |
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| 286 | for (int i = start; i <= stop && i < faces.size (); i++) |
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| 287 | if (const faceinfo *f = face_info (i)) |
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| 288 | if (ns->fx_want [f->type]) |
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| 289 | { |
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| 290 | ns->faces_sent[i] = true; |
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| 291 | |
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| 292 | const facedata *d = f->data (ns->faceset); |
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| 293 | |
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| 294 | if (sl.room () < 2 + 4 + 1 + d->data.size () + 1) |
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| 295 | break; |
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| 296 | |
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| 297 | sl << uint16 (i) |
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| 298 | << uint32 (0) // checksum |
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| 299 | << uint8 (ns->faceset); |
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| 300 | |
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| 301 | for (int i = 0; i < CHKSUM_SIZE; ++i) |
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| 302 | sl.printf ("%02x", d->chksum [i]); |
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| 303 | |
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| 304 | sl << uint8 (0); |
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| 305 | } |
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| 306 | |
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| 307 | /* It would make more sense to catch this pre-emptively in the code above. |
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| 308 | * however, if this really happens, we probably just want to cut down the |
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| 309 | * size to less than 1000, since that is what we claim the protocol would |
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| 310 | * support. |
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| 311 | */ |
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| 312 | //TODO: taken care of above, should simply abort or make sure the above code is correct |
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| 313 | if (sl.length () > MAXSOCKBUF) |
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| 314 | { |
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| 315 | LOG (llevError, "send_image_send: buffer overrun, %d > %d\n", sl.length (), MAXSOCKBUF); |
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| 316 | abort (); |
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| 317 | } |
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| 318 | |
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| 319 | ns->send_packet (sl); |
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| 320 | } |
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| 321 | |
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