1 | /* |
1 | /* |
2 | CrossFire, A Multiplayer game for X-windows |
2 | * CrossFire, A Multiplayer game |
3 | |
3 | * |
|
|
4 | * Copyright (C) 2005, 2006, 2007 Marc Lehmann & Crossfire+ Development Team |
4 | Copyright (C) 2001 Mark Wedel |
5 | * Copyright (C) 2001 Mark Wedel |
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 |
9 | the Free Software Foundation; either version 2 of the License, or |
10 | * the Free Software Foundation; either version 2 of the License, or |
10 | (at your option) any later version. |
11 | * (at your option) any later version. |
11 | |
12 | * |
12 | This program is distributed in the hope that it will be useful, |
13 | * This program is distributed in the hope that it will be useful, |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
15 | GNU General Public License for more details. |
16 | * GNU General Public License for more details. |
16 | |
17 | * |
17 | You should have received a copy of the GNU General Public License |
18 | * You should have received a copy of the GNU General Public License |
18 | along with this program; if not, write to the Free Software |
19 | * along with this program; if not, write to the Free Software |
19 | Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
20 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
20 | |
21 | * |
21 | The author can be reached via e-mail to <crossfire@schmorp.de> |
22 | * The author can be reached via e-mail to <crossfire@schmorp.de> |
22 | */ |
23 | */ |
23 | |
24 | |
24 | /** \file |
25 | /** \file |
25 | * Image related communication |
26 | * Image related communication |
26 | * |
27 | * |
27 | * \date 2003-12-02 |
28 | * \date 2003-12-02 |
… | |
… | |
33 | */ |
34 | */ |
34 | |
35 | |
35 | #include <global.h> |
36 | #include <global.h> |
36 | #include <sproto.h> |
37 | #include <sproto.h> |
37 | |
38 | |
|
|
39 | #include "crc.h" |
|
|
40 | |
38 | #define MAX_FACE_SETS 20 /**< Maximum number of image sets the program will handle */ |
41 | #define MAX_FACE_SETS 20 /**< Maximum number of image sets the program will handle */ |
39 | |
42 | |
40 | /** Information about one image */ |
43 | /** Information about one image */ |
41 | typedef struct FaceInfo |
44 | typedef struct FaceInfo |
42 | { |
45 | { |
43 | |
|
|
44 | uint8 *data; /**< image data */ |
46 | uint8 *data; /**< image data */ |
45 | uint16 datalen; /**< length of the xpm data */ |
47 | uint16 datalen; /**< length of the xpm data */ |
46 | uint32 checksum; /**< Checksum of face data */ |
48 | uint32 checksum; /**< Checksum of face data */ |
47 | } FaceInfo; |
49 | } FaceInfo; |
48 | |
50 | |
49 | /** Information about one face set */ |
51 | /** Information about one face set */ |
50 | typedef struct |
52 | typedef struct |
51 | { |
53 | { |
52 | |
|
|
53 | char *prefix; /**< */ |
54 | char *prefix; /**< */ |
54 | char *fullname; |
55 | char *fullname; |
55 | |
56 | |
56 | uint8 fallback; /**< faceset to use when an image is not found in this faceset */ |
57 | uint8 fallback; /**< faceset to use when an image is not found in this faceset */ |
57 | char *size; |
58 | char *size; |
… | |
… | |
85 | |
86 | |
86 | for (num = 0; num < MAX_FACE_SETS; num++) |
87 | for (num = 0; num < MAX_FACE_SETS; num++) |
87 | { |
88 | { |
88 | if (facesets[num].prefix) |
89 | if (facesets[num].prefix) |
89 | { |
90 | { |
90 | for (q = 0; q < nrofpixmaps; q++) |
91 | for (q = 0; q < faces.size (); q++) |
91 | if (facesets[num].faces[q].data) |
92 | if (facesets[num].faces[q].data) |
92 | free (facesets[num].faces[q].data); |
93 | free (facesets[num].faces[q].data); |
|
|
94 | |
93 | free (facesets[num].prefix); |
95 | free (facesets[num].prefix); |
94 | free (facesets[num].fullname); |
96 | free (facesets[num].fullname); |
95 | free (facesets[num].size); |
97 | free (facesets[num].size); |
96 | free (facesets[num].extension); |
98 | free (facesets[num].extension); |
97 | free (facesets[num].comment); |
99 | free (facesets[num].comment); |
… | |
… | |
127 | if (!facesets[faceset].prefix) |
129 | if (!facesets[faceset].prefix) |
128 | { |
130 | { |
129 | LOG (llevError, "get_face_fallback called with unused set (%d)?\n", faceset); |
131 | LOG (llevError, "get_face_fallback called with unused set (%d)?\n", faceset); |
130 | return 0; /* use default set */ |
132 | return 0; /* use default set */ |
131 | } |
133 | } |
|
|
134 | |
132 | if (facesets[faceset].faces[imageno].data) |
135 | if (facesets[faceset].faces[imageno].data) |
133 | return faceset; |
136 | return faceset; |
|
|
137 | |
134 | return get_face_fallback (facesets[faceset].fallback, imageno); |
138 | return get_face_fallback (facesets[faceset].fallback, imageno); |
135 | } |
139 | } |
136 | |
140 | |
137 | /** |
141 | /** |
138 | * Checks fallback are correctly defined. |
142 | * Checks fallback are correctly defined. |
… | |
… | |
154 | if (!facesets[fallback].prefix) |
158 | if (!facesets[fallback].prefix) |
155 | { |
159 | { |
156 | LOG (llevError, "Face set %d falls to non set faceset %d\n", faceset, fallback); |
160 | LOG (llevError, "Face set %d falls to non set faceset %d\n", faceset, fallback); |
157 | abort (); |
161 | abort (); |
158 | } |
162 | } |
|
|
163 | |
159 | togo--; |
164 | togo--; |
160 | if (togo == 0) |
165 | if (togo == 0) |
161 | { |
166 | { |
162 | LOG (llevError, "Infinite loop found in facesets. aborting.\n"); |
167 | LOG (llevError, "Infinite loop found in facesets. aborting.\n"); |
163 | abort (); |
168 | abort (); |
164 | } |
169 | } |
|
|
170 | |
165 | check_faceset_fallback (fallback, togo); |
171 | check_faceset_fallback (fallback, togo); |
166 | } |
172 | } |
167 | |
173 | |
168 | #define MAX_IMAGE_SIZE 10000 |
174 | #define MAX_IMAGE_SIZE 10000 |
169 | |
|
|
170 | /** |
|
|
171 | * Loads all the image types into memory. |
|
|
172 | * |
|
|
173 | * This way, we can easily send them to the client. We should really do something |
|
|
174 | * better than abort on any errors - on the other hand, these are all fatal |
|
|
175 | * to the server (can't work around them), but the abort just seems a bit |
|
|
176 | * messy (exit would probably be better.) |
|
|
177 | * |
|
|
178 | * Couple of notes: We assume that the faces are in a continous block. |
|
|
179 | * This works fine for now, but this could perhaps change in the future |
|
|
180 | * |
|
|
181 | * Function largely rewritten May 2000 to be more general purpose. |
|
|
182 | * The server itself does not care what the image data is - to the server, |
|
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183 | * it is just data it needs to allocate. As such, the code is written |
|
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184 | * to do such. |
|
|
185 | */ |
|
|
186 | |
|
|
187 | void |
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|
188 | read_client_images (void) |
|
|
189 | { |
|
|
190 | char filename[400]; |
|
|
191 | char buf[HUGE_BUF]; |
|
|
192 | char *cp, *cps[7]; |
|
|
193 | FILE *infile; |
|
|
194 | int num, len, compressed, fileno, i, badline; |
|
|
195 | |
|
|
196 | memset (facesets, 0, sizeof (facesets)); |
|
|
197 | sprintf (filename, "%s/image_info", settings.datadir); |
|
|
198 | if ((infile = open_and_uncompress (filename, 0, &compressed)) == NULL) |
|
|
199 | { |
|
|
200 | LOG (llevError, "Unable to open %s\n", filename); |
|
|
201 | abort (); |
|
|
202 | } |
|
|
203 | while (fgets (buf, HUGE_BUF - 1, infile) != NULL) |
|
|
204 | { |
|
|
205 | badline = 0; |
|
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206 | |
|
|
207 | if (buf[0] == '#') |
|
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208 | continue; |
|
|
209 | if (!(cps[0] = strtok (buf, ":"))) |
|
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210 | badline = 1; |
|
|
211 | for (i = 1; i < 7; i++) |
|
|
212 | { |
|
|
213 | if (!(cps[i] = strtok (NULL, ":"))) |
|
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214 | badline = 1; |
|
|
215 | } |
|
|
216 | if (badline) |
|
|
217 | { |
|
|
218 | LOG (llevError, "Bad line in image_info file, ignoring line:\n %s", buf); |
|
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219 | } |
|
|
220 | else |
|
|
221 | { |
|
|
222 | len = atoi (cps[0]); |
|
|
223 | if (len >= MAX_FACE_SETS) |
|
|
224 | { |
|
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225 | LOG (llevError, "To high a setnum in image_info file: %d > %d\n", len, MAX_FACE_SETS); |
|
|
226 | abort (); |
|
|
227 | } |
|
|
228 | facesets[len].prefix = strdup (cps[1]); |
|
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229 | facesets[len].fullname = strdup (cps[2]); |
|
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230 | facesets[len].fallback = atoi (cps[3]); |
|
|
231 | facesets[len].size = strdup (cps[4]); |
|
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232 | facesets[len].extension = strdup (cps[5]); |
|
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233 | facesets[len].comment = strdup (cps[6]); |
|
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234 | } |
|
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235 | } |
|
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236 | close_and_delete (infile, compressed); |
|
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237 | for (i = 0; i < MAX_FACE_SETS; i++) |
|
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238 | { |
|
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239 | if (facesets[i].prefix) |
|
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240 | check_faceset_fallback (i, MAX_FACE_SETS); |
|
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241 | } |
|
|
242 | /* Loaded the faceset information - now need to load up the |
|
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243 | * actual faces. |
|
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244 | */ |
|
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245 | |
|
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246 | for (fileno = 0; fileno < MAX_FACE_SETS; fileno++) |
|
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247 | { |
|
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248 | /* if prefix is not set, this is not used */ |
|
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249 | if (!facesets[fileno].prefix) |
|
|
250 | continue; |
|
|
251 | facesets[fileno].faces = (FaceInfo *) calloc (nrofpixmaps, sizeof (FaceInfo)); |
|
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252 | |
|
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253 | sprintf (filename, "%s/crossfire.%d", settings.datadir, fileno); |
|
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254 | LOG (llevDebug, "Loading image file %s\n", filename); |
|
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255 | |
|
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256 | if ((infile = open_and_uncompress (filename, 0, &compressed)) == NULL) |
|
|
257 | { |
|
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258 | LOG (llevError, "Unable to open %s\n", filename); |
|
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259 | abort (); |
|
|
260 | } |
|
|
261 | while (fgets (buf, HUGE_BUF - 1, infile) != NULL) |
|
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262 | { |
|
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263 | if (strncmp (buf, "IMAGE ", 6) != 0) |
|
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264 | { |
|
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265 | LOG (llevError, "read_client_images:Bad image line - not IMAGE, instead\n%s", buf); |
|
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266 | abort (); |
|
|
267 | } |
|
|
268 | num = atoi (buf + 6); |
|
|
269 | if (num < 0 || num >= nrofpixmaps) |
|
|
270 | { |
|
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271 | LOG (llevError, "read_client_images: Image num %d not in 0..%d\n%s", num, nrofpixmaps, buf); |
|
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272 | abort (); |
|
|
273 | } |
|
|
274 | /* Skip accross the number data */ |
|
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275 | for (cp = buf + 6; *cp != ' '; cp++); |
|
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276 | len = atoi (cp); |
|
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277 | if (len == 0 || len > MAX_IMAGE_SIZE) |
|
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278 | { |
|
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279 | LOG (llevError, "read_client_images: length not valid: %d > %d \n%s", len, MAX_IMAGE_SIZE, buf); |
|
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280 | abort (); |
|
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281 | } |
|
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282 | /* We don't actualy care about the name of the image that |
|
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283 | * is embedded in the image file, so just ignore it. |
|
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284 | */ |
|
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285 | facesets[fileno].faces[num].datalen = len; |
|
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286 | facesets[fileno].faces[num].data = (uint8 *) malloc (len); |
|
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287 | if ((i = fread (facesets[fileno].faces[num].data, len, 1, infile)) != 1) |
|
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288 | { |
|
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289 | LOG (llevError, "read_client_images: Did not read desired amount of data, wanted %d, got %d\n%s", len, i, buf); |
|
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290 | abort (); |
|
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291 | } |
|
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292 | facesets[fileno].faces[num].checksum = 0; |
|
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293 | for (i = 0; i < len; i++) |
|
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294 | { |
|
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295 | ROTATE_RIGHT (facesets[fileno].faces[num].checksum); |
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296 | facesets[fileno].faces[num].checksum += facesets[fileno].faces[num].data[i]; |
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297 | facesets[fileno].faces[num].checksum &= 0xffffffff; |
|
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298 | } |
|
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299 | } |
|
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300 | close_and_delete (infile, compressed); |
|
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301 | } /* For fileno < MAX_FACE_SETS */ |
|
|
302 | } |
|
|
303 | |
175 | |
304 | /** |
176 | /** |
305 | * Client tells us what type of faces it wants. Also sets |
177 | * Client tells us what type of faces it wants. Also sets |
306 | * the caching attribute. |
178 | * the caching attribute. |
307 | * |
179 | * |
308 | */ |
180 | */ |
309 | |
|
|
310 | void |
181 | void |
311 | SetFaceMode (char *buf, int len, client *ns) |
182 | SetFaceMode (char *buf, int len, client *ns) |
312 | { |
183 | { |
313 | int mask = (atoi (buf) & CF_FACE_CACHE), mode = (atoi (buf) & ~CF_FACE_CACHE); |
184 | int mask = (atoi (buf) & CF_FACE_CACHE), mode = (atoi (buf) & ~CF_FACE_CACHE); |
314 | |
185 | |
315 | if (mode == CF_FACE_NONE) |
186 | if (mode == CF_FACE_NONE) |
316 | ns->facecache = 1; |
187 | ns->facecache = 1; |
317 | else if (mode != CF_FACE_PNG) |
188 | else if (mode != CF_FACE_PNG) |
318 | { |
|
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319 | packet sl; |
|
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320 | sl.printf ("drawinfo %d %s", NDI_RED, "Warning - send unsupported face mode. Will use Png"); |
189 | ns->send_packet_printf ("drawinfo %d %s", NDI_RED, "Warning - send unsupported face mode. Will use Png"); |
321 | ns->send_packet (sl); |
|
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322 | } |
|
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323 | |
190 | |
324 | if (mask) |
191 | if (mask) |
325 | ns->facecache = 1; |
192 | ns->facecache = 1; |
326 | } |
193 | } |
327 | |
194 | |
328 | /** |
195 | /** |
329 | * Client has requested pixmap that it somehow missed getting. |
196 | * Client has requested pixmap that it somehow missed getting. |
330 | * This will be called often if the client is |
197 | * This will be called often if the client is |
331 | * caching images. |
198 | * caching images. |
332 | */ |
199 | */ |
333 | |
|
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334 | void |
200 | void |
335 | SendFaceCmd (char *buff, int len, client * ns) |
201 | SendFaceCmd (char *buf, int len, client *ns) |
336 | { |
202 | { |
337 | long tmpnum = atoi (buff); |
203 | uint16 facenum = atoi (buf); |
338 | short facenum = tmpnum & 0xffff; |
|
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339 | |
204 | |
340 | if (facenum != 0) |
205 | if (facenum != 0) |
341 | esrv_send_face (ns, facenum, 1); |
206 | esrv_send_face (ns, facenum, 1); |
|
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207 | } |
|
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208 | |
|
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209 | // how lame |
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210 | static void print_facename (packet &sl, const facedata &d) |
|
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211 | { |
|
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212 | for (int i = 0; i < CHKSUM_SIZE; ++i) |
|
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213 | sl.printf ("%02x", d.chksum [i]); |
|
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214 | } |
|
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215 | |
|
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216 | // gcfclient uses the server-provided checksum for comparison, |
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217 | // but always wrotes a broken checksum to its cache file, so we |
|
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218 | // have to provide gcfclient with a useless checksum just to |
|
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219 | // have to cache the image despite its bugs. |
|
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220 | static uint32 gcfclient_checksum (const facedata *d) |
|
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221 | { |
|
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222 | uint32 csum = 0; |
|
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223 | |
|
|
224 | for (std::string::const_iterator i = d->data.begin (); |
|
|
225 | i != d->data.end (); |
|
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226 | ++i) |
|
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227 | { |
|
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228 | csum = rotate_right (csum); |
|
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229 | csum += *(uint8 *)&*i; |
|
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230 | } |
|
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231 | |
|
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232 | return csum; |
342 | } |
233 | } |
343 | |
234 | |
344 | /** |
235 | /** |
345 | * Sends a face to a client if they are in pixmap mode |
236 | * Sends a face to a client if they are in pixmap mode |
346 | * nothing gets sent in bitmap mode. |
237 | * nothing gets sent in bitmap mode. |
347 | * If nocache is true (nonzero), ignore the cache setting from the client - |
238 | * If nocache is true (nonzero), ignore the cache setting from the client - |
348 | * this is needed for the askface, in which we really do want to send the |
239 | * this is needed for the askface, in which we really do want to send the |
349 | * face (and askface is the only place that should be setting it). Otherwise, |
240 | * face (and askface is the only place that should be setting it). Otherwise, |
350 | * we look at the facecache, and if set, send the image name. |
241 | * we look at the facecache, and if set, send the image name. |
351 | */ |
242 | */ |
352 | |
|
|
353 | void |
243 | void |
354 | esrv_send_face (client *ns, short face_num, int nocache) |
244 | esrv_send_face (client *ns, short face_num, int nocache) |
355 | { |
245 | { |
356 | char fallback; |
|
|
357 | |
|
|
358 | if (face_num <= 0 || face_num >= nrofpixmaps) |
246 | if (face_num <= 0 || face_num >= faces.size ()) |
359 | { |
247 | { |
360 | LOG (llevError, "esrv_send_face (%d) out of bounds??\n", face_num); |
248 | LOG (llevError, "esrv_send_face (%d) out of bounds??\n", face_num); |
361 | return; |
249 | return; |
362 | } |
250 | } |
363 | |
251 | |
|
|
252 | const facedata *d = face_data (face_num, ns->faceset); |
|
|
253 | |
364 | packet sl; |
254 | packet sl; |
365 | fallback = get_face_fallback (ns->faceset, face_num); |
|
|
366 | |
|
|
367 | if (facesets[fallback].faces[face_num].data == NULL) |
|
|
368 | { |
|
|
369 | LOG (llevError, "esrv_send_face: faces[%d].data == NULL\n", face_num); |
|
|
370 | return; |
|
|
371 | } |
|
|
372 | |
255 | |
373 | if (ns->facecache && !nocache) |
256 | if (ns->facecache && !nocache) |
374 | { |
257 | { |
375 | sl << (ns->image2 ? "face2 " : "face1 ") |
258 | if (ns->force_face0) |
376 | << uint16 (face_num); |
259 | sl << "face " << uint16 (face_num); |
377 | |
|
|
378 | if (ns->image2) |
260 | else if (ns->image2) |
379 | sl << uint8 (fallback); |
261 | sl << "face2 " << uint16 (face_num) << uint8 (0) << uint32 (ns->force_bad_checksum ? gcfclient_checksum (d) : 0); |
|
|
262 | else |
|
|
263 | sl << "face1 " << uint16 (face_num) << uint32 (ns->force_bad_checksum ? gcfclient_checksum (d) : 0); |
380 | |
264 | |
381 | sl << uint32 (facesets[fallback].faces[face_num].checksum) |
265 | // how lame |
382 | << new_faces[face_num].name; |
266 | print_facename (sl, *d); |
383 | |
267 | |
384 | ns->send_packet (sl); |
268 | ns->send_packet (sl); |
385 | } |
269 | } |
386 | else |
270 | else |
387 | { |
271 | { |
388 | sl << (ns->image2 ? "image2 " : "image ") |
272 | sl << (ns->image2 ? "image2 " : "image ") |
389 | << uint32 (face_num); |
273 | << uint32 (face_num); |
390 | |
274 | |
391 | if (ns->image2) |
275 | if (ns->image2) |
392 | sl << uint8 (fallback); |
276 | sl << uint8 (0); |
393 | |
277 | |
394 | sl << uint32 (facesets[fallback].faces[face_num].datalen) |
278 | sl << uint32 (d->data.size ()) |
395 | << data (facesets[fallback].faces[face_num].data, facesets[fallback].faces[face_num].datalen); |
279 | << data (d->data.data (), d->data.size ()); |
396 | |
280 | |
397 | ns->send_packet (sl); |
281 | ns->send_packet (sl); |
398 | } |
282 | } |
399 | |
283 | |
400 | ns->faces_sent[face_num] |= NS_FACESENT_FACE; |
284 | ns->faces_sent[face_num] |= NS_FACESENT_FACE; |
… | |
… | |
405 | * and the image_info file information. See the doc/Developers/protocol |
289 | * and the image_info file information. See the doc/Developers/protocol |
406 | * if you want further detail. |
290 | * if you want further detail. |
407 | */ |
291 | */ |
408 | |
292 | |
409 | void |
293 | void |
410 | send_image_info (client * ns, char *params) |
294 | send_image_info (client *ns, char *params) |
411 | { |
295 | { |
412 | packet sl; |
296 | packet sl; |
413 | |
297 | |
414 | sl.printf ("replyinfo image_info\n%d\n%d\n", nrofpixmaps - 1, bmaps_checksum); |
298 | //TODO: second parameter is a checksum, but it makes no sense in this current framework |
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299 | sl.printf ("replyinfo image_info\n%d\n%u\n", MAX_FACES, 0); |
415 | |
300 | |
416 | for (int i = 0; i < MAX_FACE_SETS; i++) |
301 | sl << "0:base:standard:0:32x32:none:The old 32x32 faceset.\n"; |
417 | if (facesets[i].prefix) |
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418 | sl.printf ("%d:%s:%s:%d:%s:%s:%s", |
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419 | i, facesets[i].prefix, facesets[i].fullname, facesets[i].fallback, |
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420 | facesets[i].size, facesets[i].extension, facesets[i].comment); |
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421 | |
302 | |
422 | ns->send_packet (sl); |
303 | ns->send_packet (sl); |
423 | } |
304 | } |
424 | |
305 | |
425 | /** |
306 | /** |
… | |
… | |
430 | * For each image in [start..stop] sends |
311 | * For each image in [start..stop] sends |
431 | * - checksum |
312 | * - checksum |
432 | * - name |
313 | * - name |
433 | */ |
314 | */ |
434 | void |
315 | void |
435 | send_image_sums (client * ns, char *params) |
316 | send_image_sums (client *ns, char *params) |
436 | { |
317 | { |
437 | int start, stop; |
318 | int start, stop; |
438 | char *cp, buf[MAX_BUF]; |
319 | char *cp; |
439 | |
320 | |
440 | packet sl; |
321 | packet sl; |
441 | |
322 | |
442 | start = atoi (params); |
323 | start = atoi (params); |
443 | for (cp = params; *cp != '\0'; cp++) |
324 | for (cp = params; *cp != '\0'; cp++) |
444 | if (*cp == ' ') |
325 | if (*cp == ' ') |
445 | break; |
326 | break; |
446 | |
327 | |
447 | stop = atoi (cp); |
328 | stop = atoi (cp); |
448 | if (stop < start || *cp == '\0' || (stop - start) > 1000 || stop >= nrofpixmaps) |
329 | if (stop < start || *cp == '\0' || (stop - start) > 1000 || stop >= MAX_FACES) |
449 | { |
330 | { |
450 | sl.printf ("replyinfo image_sums %d %d", start, stop); |
331 | sl.printf ("replyinfo image_sums %d %d", start, stop); |
451 | ns->send_packet (sl); |
332 | ns->send_packet (sl); |
452 | sl.reset (); |
333 | sl.reset (); |
453 | return; |
334 | return; |
454 | } |
335 | } |
455 | |
336 | |
456 | sl.printf ("replyinfo image_sums %d %d ", start, stop); |
337 | sl.printf ("replyinfo image_sums %d %d ", start, stop); |
457 | |
338 | |
458 | for (int i = start; i <= stop; i++) |
339 | for (int i = start; i <= stop && i < faces.size (); i++) |
459 | { |
340 | { |
460 | ns->faces_sent[i] |= NS_FACESENT_FACE; |
341 | ns->faces_sent[i] |= NS_FACESENT_FACE; |
461 | |
342 | |
462 | int qq = get_face_fallback (ns->faceset, i); |
343 | const facedata *d = face_data (i, ns->faceset); |
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344 | |
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345 | if (sl.room () < 2 + 4 + 1 + d->data.size () + 1) |
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346 | break; |
463 | |
347 | |
464 | sl << uint16 (i) |
348 | sl << uint16 (i) |
465 | << uint32 (facesets[qq].faces[i].checksum) |
349 | << uint32 (0) // checksum |
466 | << uint8 (qq) |
350 | << uint8 (ns->faceset); |
467 | << data8 (&new_faces[i].name, new_faces[i].name.length () + 1); |
351 | |
|
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352 | print_facename (sl, *d); sl << uint8 (0); |
468 | } |
353 | } |
469 | |
354 | |
470 | /* It would make more sense to catch this pre-emptively in the code above. |
355 | /* It would make more sense to catch this pre-emptively in the code above. |
471 | * however, if this really happens, we probably just want to cut down the |
356 | * however, if this really happens, we probably just want to cut down the |
472 | * size to less than 1000, since that is what we claim the protocol would |
357 | * size to less than 1000, since that is what we claim the protocol would |
473 | * support. |
358 | * support. |
474 | */ |
359 | */ |
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360 | //TODO: taken care of above, should simply abort or make sure the above code is correct |
475 | if (sl.length () >= MAXSOCKBUF) |
361 | if (sl.length () >= MAXSOCKBUF) |
476 | { |
362 | { |
477 | LOG (llevError, "send_image_send: buffer overrun, %d > %d\n", sl.length (), MAXSOCKBUF); |
363 | LOG (llevError, "send_image_send: buffer overrun, %d > %d\n", sl.length (), MAXSOCKBUF); |
478 | abort (); |
364 | abort (); |
479 | } |
365 | } |