1 | /* |
1 | /* |
2 | * static char *rcsid_init_c = |
2 | * CrossFire, A Multiplayer game |
3 | * "$Id: image.C,v 1.2 2006/08/29 08:01:38 root Exp $"; |
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4 | */ |
3 | * |
5 | |
4 | * Copyright (C) 2005, 2006, 2007 Marc Lehmann & Crossfire+ Development Team |
6 | /* |
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7 | CrossFire, A Multiplayer game for X-windows |
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8 | |
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9 | Copyright (C) 2001 Mark Wedel |
5 | * Copyright (C) 2001 Mark Wedel |
10 | Copyright (C) 1992 Frank Tore Johansen |
6 | * Copyright (C) 1992 Frank Tore Johansen |
11 | |
7 | * |
12 | 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 |
13 | 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 |
14 | the Free Software Foundation; either version 2 of the License, or |
10 | * the Free Software Foundation; either version 2 of the License, or |
15 | (at your option) any later version. |
11 | * (at your option) any later version. |
16 | |
12 | * |
17 | 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, |
18 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
19 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
20 | GNU General Public License for more details. |
16 | * GNU General Public License for more details. |
21 | |
17 | * |
22 | 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 |
23 | along with this program; if not, write to the Free Software |
19 | * along with this program; if not, write to the Free Software |
24 | Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
20 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
25 | |
21 | * |
26 | The author can be reached via e-mail to crossfire-devel@real-time.com |
22 | * The author can be reached via e-mail to <crossfire@schmorp.de> |
27 | */ |
23 | */ |
28 | |
24 | |
29 | /** \file |
25 | /** \file |
30 | * Image related communication |
26 | * Image related communication |
31 | * |
27 | * |
32 | * \date 2003-12-02 |
28 | * \date 2003-12-02 |
… | |
… | |
38 | */ |
34 | */ |
39 | |
35 | |
40 | #include <global.h> |
36 | #include <global.h> |
41 | #include <sproto.h> |
37 | #include <sproto.h> |
42 | |
38 | |
43 | #include <newclient.h> |
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44 | #include <newserver.h> |
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45 | #include <loader.h> |
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46 | |
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47 | #define MAX_FACE_SETS 20 /**< Maximum number of image sets the program will handle */ |
39 | #define MAX_FACE_SETS 20 /**< Maximum number of image sets the program will handle */ |
48 | |
40 | |
49 | /** Information about one image */ |
41 | /** Information about one image */ |
50 | typedef struct FaceInfo { |
42 | typedef struct FaceInfo |
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|
43 | { |
51 | uint8 *data; /**< image data */ |
44 | uint8 *data; /**< image data */ |
52 | uint16 datalen; /**< length of the xpm data */ |
45 | uint16 datalen; /**< length of the xpm data */ |
53 | uint32 checksum; /**< Checksum of face data */ |
46 | uint32 checksum; /**< Checksum of face data */ |
54 | } FaceInfo; |
47 | } FaceInfo; |
55 | |
48 | |
56 | /** Information about one face set */ |
49 | /** Information about one face set */ |
57 | typedef struct { |
50 | typedef struct |
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51 | { |
58 | char *prefix; /**< */ |
52 | char *prefix; /**< */ |
59 | char *fullname; |
53 | char *fullname; |
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54 | |
60 | uint8 fallback; /**< faceset to use when an image is not found in this faceset */ |
55 | uint8 fallback; /**< faceset to use when an image is not found in this faceset */ |
61 | char *size; |
56 | char *size; |
62 | char *extension; |
57 | char *extension; |
63 | char *comment; |
58 | char *comment; |
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59 | |
64 | FaceInfo *faces; /**< images in this faceset */ |
60 | FaceInfo *faces; /**< images in this faceset */ |
65 | } FaceSets; |
61 | } FaceSets; |
66 | |
62 | |
67 | static FaceSets facesets[MAX_FACE_SETS]; /**< All facesets */ |
63 | static FaceSets facesets[MAX_FACE_SETS]; /**< All facesets */ |
68 | |
64 | |
69 | /** |
65 | /** |
70 | * Checks specified faceset is valid |
66 | * Checks specified faceset is valid |
71 | * \param fsn faceset number |
67 | * \param fsn faceset number |
72 | */ |
68 | */ |
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69 | int |
73 | int is_valid_faceset(int fsn) |
70 | is_valid_faceset (int fsn) |
74 | { |
71 | { |
75 | if (fsn >=0 && fsn < MAX_FACE_SETS && facesets[fsn].prefix) return TRUE; |
72 | if (fsn >= 0 && fsn < MAX_FACE_SETS && facesets[fsn].prefix) |
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73 | return TRUE; |
76 | return FALSE; |
74 | return FALSE; |
77 | } |
75 | } |
78 | |
76 | |
79 | /** |
77 | /** |
80 | * Frees all faceset information |
78 | * Frees all faceset information |
81 | */ |
79 | */ |
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80 | void |
82 | void free_socket_images(void) |
81 | free_socket_images (void) |
83 | { |
82 | { |
84 | int num,q; |
83 | int num, q; |
85 | |
84 | |
86 | for(num=0;num<MAX_FACE_SETS; num++) { |
85 | for (num = 0; num < MAX_FACE_SETS; num++) |
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86 | { |
87 | if (facesets[num].prefix) { |
87 | if (facesets[num].prefix) |
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88 | { |
88 | for (q=0; q<nrofpixmaps; q++) |
89 | for (q = 0; q < nrofpixmaps; q++) |
89 | if (facesets[num].faces[q].data) free(facesets[num].faces[q].data); |
90 | if (facesets[num].faces[q].data) |
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91 | free (facesets[num].faces[q].data); |
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92 | |
90 | free(facesets[num].prefix); |
93 | free (facesets[num].prefix); |
91 | free(facesets[num].fullname); |
94 | free (facesets[num].fullname); |
92 | free(facesets[num].size); |
95 | free (facesets[num].size); |
93 | free(facesets[num].extension); |
96 | free (facesets[num].extension); |
94 | free(facesets[num].comment); |
97 | free (facesets[num].comment); |
95 | free(facesets[num].faces); |
98 | free (facesets[num].faces); |
96 | } |
99 | } |
97 | } |
100 | } |
98 | } |
101 | } |
99 | |
102 | |
100 | /** |
103 | /** |
… | |
… | |
107 | * |
110 | * |
108 | * \param faceset faceset to check |
111 | * \param faceset faceset to check |
109 | * \param imageno image number |
112 | * \param imageno image number |
110 | * |
113 | * |
111 | */ |
114 | */ |
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115 | static int |
112 | static int get_face_fallback(int faceset, int imageno) |
116 | get_face_fallback (int faceset, int imageno) |
113 | { |
117 | { |
114 | /* faceset 0 is supposed to have every image, so just return. Doing |
118 | /* faceset 0 is supposed to have every image, so just return. Doing |
115 | * so also prevents infinite loops in the case if it not having |
119 | * so also prevents infinite loops in the case if it not having |
116 | * the face, but in that case, we are likely to crash when we try |
120 | * the face, but in that case, we are likely to crash when we try |
117 | * to access the data, but that is probably preferable to an infinite |
121 | * to access the data, but that is probably preferable to an infinite |
118 | * loop. |
122 | * loop. |
119 | */ |
123 | */ |
120 | if (faceset==0) return 0; |
124 | if (faceset == 0) |
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125 | return 0; |
121 | |
126 | |
122 | if (!facesets[faceset].prefix) { |
127 | if (!facesets[faceset].prefix) |
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128 | { |
123 | LOG(llevError,"get_face_fallback called with unused set (%d)?\n", faceset); |
129 | LOG (llevError, "get_face_fallback called with unused set (%d)?\n", faceset); |
124 | return 0; /* use default set */ |
130 | return 0; /* use default set */ |
125 | } |
131 | } |
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132 | |
126 | if (facesets[faceset].faces[imageno].data) return faceset; |
133 | if (facesets[faceset].faces[imageno].data) |
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134 | return faceset; |
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135 | |
127 | return get_face_fallback(facesets[faceset].fallback, imageno); |
136 | return get_face_fallback (facesets[faceset].fallback, imageno); |
128 | } |
137 | } |
129 | |
138 | |
130 | /** |
139 | /** |
131 | * Checks fallback are correctly defined. |
140 | * Checks fallback are correctly defined. |
132 | * This is a simple recursive function that makes sure the fallbacks |
141 | * This is a simple recursive function that makes sure the fallbacks |
133 | * are all proper (eg, the fall back to defined sets, and also |
142 | * are all proper (eg, the fall back to defined sets, and also |
134 | * eventually fall back to 0). At the top level, togo is set to MAX_FACE_SETS, |
143 | * eventually fall back to 0). At the top level, togo is set to MAX_FACE_SETS, |
135 | * if togo gets to zero, it means we have a loop. |
144 | * if togo gets to zero, it means we have a loop. |
136 | * This is only run when we first load the facesets. |
145 | * This is only run when we first load the facesets. |
137 | */ |
146 | */ |
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147 | static void |
138 | static void check_faceset_fallback(int faceset, int togo) |
148 | check_faceset_fallback (int faceset, int togo) |
139 | { |
149 | { |
140 | int fallback = facesets[faceset].fallback; |
150 | int fallback = facesets[faceset].fallback; |
141 | |
151 | |
142 | /* proper case - falls back to base set */ |
152 | /* proper case - falls back to base set */ |
143 | if (fallback == 0) return; |
153 | if (fallback == 0) |
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154 | return; |
144 | |
155 | |
145 | if (!facesets[fallback].prefix) { |
156 | if (!facesets[fallback].prefix) |
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157 | { |
146 | LOG(llevError,"Face set %d falls to non set faceset %d\n", faceset, fallback); |
158 | LOG (llevError, "Face set %d falls to non set faceset %d\n", faceset, fallback); |
147 | abort(); |
159 | abort (); |
148 | } |
160 | } |
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161 | |
149 | togo--; |
162 | togo--; |
150 | if (togo == 0) { |
163 | if (togo == 0) |
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164 | { |
151 | LOG(llevError,"Infinite loop found in facesets. aborting.\n"); |
165 | LOG (llevError, "Infinite loop found in facesets. aborting.\n"); |
152 | abort(); |
166 | abort (); |
153 | } |
167 | } |
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168 | |
154 | check_faceset_fallback(fallback, togo); |
169 | check_faceset_fallback (fallback, togo); |
155 | } |
170 | } |
156 | |
171 | |
157 | #define MAX_IMAGE_SIZE 10000 |
172 | #define MAX_IMAGE_SIZE 10000 |
158 | |
173 | |
159 | /** |
174 | /** |
… | |
… | |
170 | * Function largely rewritten May 2000 to be more general purpose. |
185 | * Function largely rewritten May 2000 to be more general purpose. |
171 | * The server itself does not care what the image data is - to the server, |
186 | * The server itself does not care what the image data is - to the server, |
172 | * it is just data it needs to allocate. As such, the code is written |
187 | * it is just data it needs to allocate. As such, the code is written |
173 | * to do such. |
188 | * to do such. |
174 | */ |
189 | */ |
175 | |
190 | void |
176 | void read_client_images(void) |
191 | read_client_images (void) |
177 | { |
192 | { |
178 | char filename[400]; |
193 | char filename[400]; |
179 | char buf[HUGE_BUF]; |
194 | char buf[HUGE_BUF]; |
180 | char *cp, *cps[7]; |
195 | char *cp, *cps[7]; |
181 | FILE *infile; |
196 | FILE *infile; |
182 | int num,len,compressed, fileno,i, badline; |
197 | int num, len, compressed, fileno, i, badline; |
183 | |
198 | |
184 | memset(facesets, 0, sizeof(facesets)); |
199 | memset (facesets, 0, sizeof (facesets)); |
185 | sprintf(filename,"%s/image_info",settings.datadir); |
200 | sprintf (filename, "%s/image_info", settings.datadir); |
186 | if ((infile=open_and_uncompress(filename, 0, &compressed))==NULL) { |
201 | if ((infile = open_and_uncompress (filename, 0, &compressed)) == NULL) |
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202 | { |
187 | LOG(llevError,"Unable to open %s\n", filename); |
203 | LOG (llevError, "Unable to open %s\n", filename); |
188 | abort(); |
204 | abort (); |
189 | } |
205 | } |
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206 | |
190 | while (fgets(buf, HUGE_BUF-1, infile)!=NULL) { |
207 | while (fgets (buf, HUGE_BUF - 1, infile) != NULL) |
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208 | { |
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209 | badline = 0; |
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210 | |
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211 | if (buf[0] == '#') |
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212 | continue; |
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213 | |
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214 | if (!(cps[0] = strtok (buf, ":"))) |
191 | badline=0; |
215 | badline = 1; |
192 | |
216 | |
193 | if (buf[0] == '#') continue; |
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194 | if (!(cps[0] = strtok(buf, ":"))) badline=1; |
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195 | for (i=1; i<7; i++) { |
217 | for (i = 1; i < 7; i++) |
196 | if (!(cps[i] = strtok(NULL, ":"))) badline=1; |
218 | if (!(cps[i] = strtok (NULL, ":"))) |
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219 | badline = 1; |
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220 | |
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221 | if (badline) |
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222 | LOG (llevError, "Bad line in image_info file, ignoring line:\n %s", buf); |
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223 | else |
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224 | { |
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225 | len = atoi (cps[0]); |
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226 | if (len >= MAX_FACE_SETS) |
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227 | { |
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228 | LOG (llevError, "To high a setnum in image_info file: %d > %d\n", len, MAX_FACE_SETS); |
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229 | abort (); |
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230 | } |
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231 | facesets[len].prefix = strdup (cps[1]); |
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232 | facesets[len].fullname = strdup (cps[2]); |
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233 | facesets[len].fallback = atoi (cps[3]); |
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234 | facesets[len].size = strdup (cps[4]); |
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235 | facesets[len].extension = strdup (cps[5]); |
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236 | facesets[len].comment = strdup (cps[6]); |
197 | } |
237 | } |
198 | if (badline) { |
238 | } |
199 | LOG(llevError,"Bad line in image_info file, ignoring line:\n %s", buf); |
239 | |
200 | } else { |
240 | close_and_delete (infile, compressed); |
201 | len = atoi(cps[0]); |
241 | |
202 | if (len >=MAX_FACE_SETS) { |
242 | for (i = 0; i < MAX_FACE_SETS; i++) |
203 | LOG(llevError,"To high a setnum in image_info file: %d > %d\n", |
243 | { |
204 | len, MAX_FACE_SETS); |
244 | if (facesets[i].prefix) |
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245 | check_faceset_fallback (i, MAX_FACE_SETS); |
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246 | } |
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247 | |
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248 | /* Loaded the faceset information - now need to load up the |
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249 | * actual faces. |
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250 | */ |
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251 | |
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252 | for (fileno = 0; fileno < MAX_FACE_SETS; fileno++) |
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253 | { |
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254 | /* if prefix is not set, this is not used */ |
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255 | if (!facesets[fileno].prefix) |
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256 | continue; |
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257 | |
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258 | facesets[fileno].faces = (FaceInfo *) calloc (nrofpixmaps, sizeof (FaceInfo)); |
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259 | |
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260 | sprintf (filename, "%s/crossfire.%d", settings.datadir, fileno); |
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261 | LOG (llevDebug, "Loading image file %s\n", filename); |
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262 | |
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263 | if ((infile = open_and_uncompress (filename, 0, &compressed)) == NULL) |
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264 | { |
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265 | LOG (llevError, "Unable to open %s\n", filename); |
205 | abort(); |
266 | abort (); |
206 | } |
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207 | facesets[len].prefix = strdup_local(cps[1]); |
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208 | facesets[len].fullname = strdup_local(cps[2]); |
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209 | facesets[len].fallback = atoi(cps[3]); |
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210 | facesets[len].size = strdup_local(cps[4]); |
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211 | facesets[len].extension = strdup_local(cps[5]); |
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212 | facesets[len].comment = strdup_local(cps[6]); |
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213 | } |
267 | } |
214 | } |
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215 | close_and_delete(infile,compressed); |
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216 | for (i=0; i<MAX_FACE_SETS; i++) { |
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217 | if (facesets[i].prefix) check_faceset_fallback(i, MAX_FACE_SETS); |
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218 | } |
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219 | /* Loaded the faceset information - now need to load up the |
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220 | * actual faces. |
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221 | */ |
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222 | |
268 | |
223 | for (fileno=0; fileno<MAX_FACE_SETS; fileno++) { |
269 | while (fgets (buf, HUGE_BUF - 1, infile) != NULL) |
224 | /* if prefix is not set, this is not used */ |
270 | { |
225 | if (!facesets[fileno].prefix) continue; |
271 | if (strncmp (buf, "IMAGE ", 6) != 0) |
226 | facesets[fileno].faces = (FaceInfo *) calloc(nrofpixmaps, sizeof(FaceInfo)); |
272 | { |
227 | |
273 | LOG (llevError, "read_client_images:Bad image line - not IMAGE, instead\n%s", buf); |
228 | sprintf(filename,"%s/crossfire.%d",settings.datadir, fileno); |
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229 | LOG(llevDebug,"Loading image file %s\n", filename); |
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230 | |
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231 | if ((infile = open_and_uncompress(filename,0,&compressed))==NULL) { |
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232 | LOG(llevError,"Unable to open %s\n", filename); |
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233 | abort(); |
274 | abort (); |
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275 | } |
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276 | |
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277 | num = atoi (buf + 6); |
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278 | if (num < 0 || num >= nrofpixmaps) |
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279 | { |
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280 | LOG (llevError, "read_client_images: Image num %d not in 0..%d\n%s", num, nrofpixmaps, buf); |
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281 | abort (); |
|
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282 | } |
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283 | |
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284 | /* Skip accross the number data */ |
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285 | for (cp = buf + 6; *cp != ' '; cp++); |
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286 | len = atoi (cp); |
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287 | if (len == 0 || len > MAX_IMAGE_SIZE) |
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288 | { |
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289 | LOG (llevError, "read_client_images: length not valid: %d > %d \n%s", len, MAX_IMAGE_SIZE, buf); |
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290 | abort (); |
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291 | } |
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292 | |
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293 | /* We don't actualy care about the name of the image that |
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294 | * is embedded in the image file, so just ignore it. |
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295 | */ |
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296 | facesets[fileno].faces[num].datalen = len; |
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297 | facesets[fileno].faces[num].data = (uint8 *) malloc (len); |
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298 | if ((i = fread (facesets[fileno].faces[num].data, len, 1, infile)) != 1) |
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299 | { |
|
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300 | 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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301 | abort (); |
|
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302 | } |
|
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303 | |
|
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304 | facesets[fileno].faces[num].checksum = 0; |
|
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305 | for (i = 0; i < len; i++) |
|
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306 | { |
|
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307 | rotate_right (facesets[fileno].faces[num].checksum); |
|
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308 | facesets[fileno].faces[num].checksum += facesets[fileno].faces[num].data[i]; |
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309 | facesets[fileno].faces[num].checksum &= 0xffffffff; |
|
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310 | } |
234 | } |
311 | } |
235 | while(fgets(buf, HUGE_BUF-1, infile)!=NULL) { |
312 | |
236 | if(strncmp(buf,"IMAGE ",6)!=0) { |
|
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237 | LOG(llevError,"read_client_images:Bad image line - not IMAGE, instead\n%s",buf); |
|
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238 | abort(); |
|
|
239 | } |
|
|
240 | num = atoi(buf+6); |
|
|
241 | if (num<0 || num>=nrofpixmaps) { |
|
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242 | LOG(llevError,"read_client_images: Image num %d not in 0..%d\n%s", |
|
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243 | num,nrofpixmaps,buf); |
|
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244 | abort(); |
|
|
245 | } |
|
|
246 | /* Skip accross the number data */ |
|
|
247 | for (cp=buf+6; *cp!=' '; cp++) ; |
|
|
248 | len = atoi(cp); |
|
|
249 | if (len==0 || len>MAX_IMAGE_SIZE) { |
|
|
250 | LOG(llevError,"read_client_images: length not valid: %d > %d \n%s", |
|
|
251 | len,MAX_IMAGE_SIZE,buf); |
|
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252 | abort(); |
|
|
253 | } |
|
|
254 | /* We don't actualy care about the name if the image that |
|
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255 | * is embedded in the image file, so just ignore it. |
|
|
256 | */ |
|
|
257 | facesets[fileno].faces[num].datalen = len; |
|
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258 | facesets[fileno].faces[num].data = (uint8*) malloc(len); |
|
|
259 | if ((i=fread(facesets[fileno].faces[num].data, len, 1, infile))!=1) { |
|
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260 | LOG(llevError,"read_client_images: Did not read desired amount of data, wanted %d, got %d\n%s", |
|
|
261 | len, i, buf); |
|
|
262 | abort(); |
|
|
263 | } |
|
|
264 | facesets[fileno].faces[num].checksum=0; |
|
|
265 | for (i=0; i<len; i++) { |
|
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266 | ROTATE_RIGHT(facesets[fileno].faces[num].checksum); |
|
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267 | facesets[fileno].faces[num].checksum += facesets[fileno].faces[num].data[i]; |
|
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268 | facesets[fileno].faces[num].checksum &= 0xffffffff; |
|
|
269 | } |
|
|
270 | } |
|
|
271 | close_and_delete(infile,compressed); |
313 | close_and_delete (infile, compressed); |
272 | } /* For fileno < MAX_FACE_SETS */ |
314 | } /* For fileno < MAX_FACE_SETS */ |
273 | } |
315 | } |
274 | |
316 | |
275 | /** |
317 | /** |
276 | * Client tells us what type of faces it wants. Also sets |
318 | * Client tells us what type of faces it wants. Also sets |
277 | * the caching attribute. |
319 | * the caching attribute. |
278 | * |
320 | * |
279 | */ |
321 | */ |
280 | |
322 | void |
281 | void SetFaceMode(char *buf, int len, NewSocket *ns) |
323 | SetFaceMode (char *buf, int len, client *ns) |
282 | { |
324 | { |
283 | char tmp[256]; |
|
|
284 | |
|
|
285 | int mask =(atoi(buf) & CF_FACE_CACHE), mode=(atoi(buf) & ~CF_FACE_CACHE); |
325 | int mask = (atoi (buf) & CF_FACE_CACHE), mode = (atoi (buf) & ~CF_FACE_CACHE); |
286 | |
326 | |
287 | if (mode==CF_FACE_NONE) { |
327 | if (mode == CF_FACE_NONE) |
288 | ns->facecache=1; |
328 | ns->facecache = 1; |
289 | } else if (mode!=CF_FACE_PNG) { |
329 | else if (mode != CF_FACE_PNG) |
290 | sprintf(tmp,"drawinfo %d %s", NDI_RED,"Warning - send unsupported face mode. Will use Png"); |
330 | ns->send_packet_printf ("drawinfo %d %s", NDI_RED, "Warning - send unsupported face mode. Will use Png"); |
291 | Write_String_To_Socket(ns, tmp, strlen(tmp)); |
331 | |
292 | #ifdef ESRV_DEBUG |
|
|
293 | LOG(llevDebug,"SetFaceMode: Invalid mode from client: %d\n", mode); |
|
|
294 | #endif |
|
|
295 | } |
|
|
296 | if (mask) { |
332 | if (mask) |
297 | ns->facecache=1; |
333 | ns->facecache = 1; |
298 | } |
|
|
299 | } |
334 | } |
300 | |
335 | |
301 | /** |
336 | /** |
302 | * Client has requested pixmap that it somehow missed getting. |
337 | * Client has requested pixmap that it somehow missed getting. |
303 | * This will be called often if the client is |
338 | * This will be called often if the client is |
304 | * caching images. |
339 | * caching images. |
305 | */ |
340 | */ |
306 | |
341 | void |
307 | void SendFaceCmd(char *buff, int len, NewSocket *ns) |
342 | SendFaceCmd (char *buf, int len, client *ns) |
308 | { |
343 | { |
309 | long tmpnum = atoi(buff); |
344 | uint16 facenum = atoi (buf); |
310 | short facenum=tmpnum & 0xffff; |
|
|
311 | |
345 | |
312 | if(facenum!=0) |
346 | if (facenum != 0) |
313 | esrv_send_face(ns, facenum,1); |
347 | esrv_send_face (ns, facenum, 1); |
314 | } |
348 | } |
315 | |
349 | |
316 | /** |
350 | /** |
317 | * Sends a face to a client if they are in pixmap mode |
351 | * Sends a face to a client if they are in pixmap mode |
318 | * nothing gets sent in bitmap mode. |
352 | * nothing gets sent in bitmap mode. |
319 | * If nocache is true (nonzero), ignore the cache setting from the client - |
353 | * If nocache is true (nonzero), ignore the cache setting from the client - |
320 | * this is needed for the askface, in which we really do want to send the |
354 | * this is needed for the askface, in which we really do want to send the |
321 | * face (and askface is the only place that should be setting it). Otherwise, |
355 | * face (and askface is the only place that should be setting it). Otherwise, |
322 | * we look at the facecache, and if set, send the image name. |
356 | * we look at the facecache, and if set, send the image name. |
323 | */ |
357 | */ |
324 | |
358 | void |
325 | void esrv_send_face(NewSocket *ns,short face_num, int nocache) |
359 | esrv_send_face (client *ns, short face_num, int nocache) |
326 | { |
360 | { |
327 | SockList sl; |
|
|
328 | char fallback; |
361 | char fallback; |
329 | |
362 | |
330 | if (face_num <= 0 || face_num >= nrofpixmaps) { |
363 | if (face_num <= 0 || face_num >= nrofpixmaps) |
|
|
364 | { |
331 | LOG(llevError,"esrv_send_face (%d) out of bounds??\n",face_num); |
365 | LOG (llevError, "esrv_send_face (%d) out of bounds??\n", face_num); |
332 | return; |
366 | return; |
333 | } |
367 | } |
334 | |
368 | |
335 | sl.buf = (unsigned char*) malloc(MAXSOCKBUF); |
369 | packet sl; |
336 | fallback = get_face_fallback(ns->faceset, face_num); |
370 | fallback = get_face_fallback (ns->faceset, face_num); |
337 | |
371 | |
338 | if (facesets[fallback].faces[face_num].data == NULL) { |
372 | if (facesets[fallback].faces[face_num].data == NULL) |
|
|
373 | { |
339 | LOG(llevError,"esrv_send_face: faces[%d].data == NULL\n",face_num); |
374 | LOG (llevError, "esrv_send_face: faces[%d].data == NULL\n", face_num); |
340 | return; |
375 | return; |
341 | } |
376 | } |
342 | |
377 | |
343 | if (ns->facecache && !nocache) { |
378 | if (ns->facecache && !nocache) |
|
|
379 | { |
|
|
380 | sl << (ns->image2 ? "face2 " : "face1 ") |
|
|
381 | << uint16 (face_num); |
|
|
382 | |
344 | if (ns->image2) |
383 | if (ns->image2) |
345 | strcpy((char*)sl.buf, "face2 "); |
384 | sl << uint8 (fallback); |
346 | else if (ns->sc_version >= 1026) |
|
|
347 | strcpy((char*)sl.buf, "face1 "); |
|
|
348 | else |
|
|
349 | strcpy((char*)sl.buf, "face "); |
|
|
350 | |
385 | |
351 | sl.len=strlen((const char*)sl.buf); |
386 | sl << uint32 (facesets[fallback].faces[face_num].checksum) |
352 | SockList_AddShort(&sl, face_num); |
387 | << new_faces[face_num].name; |
|
|
388 | |
|
|
389 | ns->send_packet (sl); |
|
|
390 | } |
|
|
391 | else |
|
|
392 | { |
|
|
393 | sl << (ns->image2 ? "image2 " : "image ") |
|
|
394 | << uint32 (face_num); |
|
|
395 | |
353 | if (ns->image2) |
396 | if (ns->image2) |
354 | SockList_AddChar(&sl, fallback); |
397 | sl << uint8 (fallback); |
355 | if (ns->sc_version >= 1026) |
398 | |
356 | SockList_AddInt(&sl, facesets[fallback].faces[face_num].checksum); |
|
|
357 | strcpy((char*)sl.buf + sl.len, new_faces[face_num].name); |
|
|
358 | sl.len += strlen(new_faces[face_num].name); |
|
|
359 | Send_With_Handling(ns, &sl); |
|
|
360 | } |
|
|
361 | else { |
|
|
362 | if (ns->image2) |
|
|
363 | strcpy((char*)sl.buf, "image2 "); |
|
|
364 | else |
|
|
365 | strcpy((char*)sl.buf, "image "); |
|
|
366 | sl.len=strlen((char*)sl.buf); |
|
|
367 | SockList_AddInt(&sl, face_num); |
|
|
368 | if (ns->image2) |
|
|
369 | SockList_AddChar(&sl, fallback); |
|
|
370 | SockList_AddInt(&sl, facesets[fallback].faces[face_num].datalen); |
|
|
371 | memcpy(sl.buf+sl.len, facesets[fallback].faces[face_num].data, |
|
|
372 | facesets[fallback].faces[face_num].datalen); |
|
|
373 | sl.len += facesets[fallback].faces[face_num].datalen; |
399 | sl << uint32 (facesets[fallback].faces[face_num].datalen) |
374 | Send_With_Handling(ns, &sl); |
400 | << data (facesets[fallback].faces[face_num].data, facesets[fallback].faces[face_num].datalen); |
|
|
401 | |
|
|
402 | ns->send_packet (sl); |
375 | } |
403 | } |
|
|
404 | |
376 | ns->faces_sent[face_num] |= NS_FACESENT_FACE; |
405 | ns->faces_sent[face_num] |= NS_FACESENT_FACE; |
377 | free(sl.buf); |
|
|
378 | } |
406 | } |
379 | |
407 | |
380 | /** |
408 | /** |
381 | * Sends the number of images, checksum of the face file, |
409 | * Sends the number of images, checksum of the face file, |
382 | * and the image_info file information. See the doc/Developers/protocol |
410 | * and the image_info file information. See the doc/Developers/protocol |
383 | * if you want further detail. |
411 | * if you want further detail. |
384 | */ |
412 | */ |
385 | |
413 | |
|
|
414 | void |
386 | void send_image_info(NewSocket *ns, char *params) |
415 | send_image_info (client *ns, char *params) |
387 | { |
416 | { |
388 | SockList sl; |
417 | packet sl; |
389 | int i; |
|
|
390 | |
418 | |
391 | sl.buf = (unsigned char *) malloc(MAXSOCKBUF); |
|
|
392 | |
|
|
393 | sprintf((char*)sl.buf,"replyinfo image_info\n%d\n%d\n", nrofpixmaps-1, bmaps_checksum); |
419 | sl.printf ("replyinfo image_info\n%d\n%u\n", nrofpixmaps - 1, (unsigned int)bmaps_checksum); |
|
|
420 | |
394 | for (i=0; i<MAX_FACE_SETS; i++) { |
421 | for (int i = 0; i < MAX_FACE_SETS; i++) |
395 | if (facesets[i].prefix) { |
422 | if (facesets[i].prefix) |
396 | sprintf((char*)sl.buf + strlen((const char*)sl.buf), "%d:%s:%s:%d:%s:%s:%s", |
423 | sl.printf ("%d:%s:%s:%d:%s:%s:%s", i, |
397 | i, facesets[i].prefix, facesets[i].fullname, facesets[i].fallback, |
424 | facesets[i].prefix, facesets[i].fullname , facesets[i].fallback, |
398 | facesets[i].size, facesets[i].extension, facesets[i].comment); |
425 | facesets[i].size , facesets[i].extension, facesets[i].comment); |
399 | } |
426 | |
400 | } |
427 | ns->send_packet (sl); |
401 | sl.len = strlen((const char*)sl.buf); |
|
|
402 | Send_With_Handling(ns, &sl); |
|
|
403 | free(sl.buf); |
|
|
404 | } |
428 | } |
405 | |
429 | |
406 | /** |
430 | /** |
407 | * Sends requested face information. |
431 | * Sends requested face information. |
408 | * \param ns socket to send to |
432 | * \param ns socket to send to |
… | |
… | |
410 | * |
434 | * |
411 | * For each image in [start..stop] sends |
435 | * For each image in [start..stop] sends |
412 | * - checksum |
436 | * - checksum |
413 | * - name |
437 | * - name |
414 | */ |
438 | */ |
|
|
439 | void |
415 | void send_image_sums(NewSocket *ns, char *params) |
440 | send_image_sums (client *ns, char *params) |
416 | { |
441 | { |
417 | int start, stop; |
442 | int start, stop; |
418 | short i; |
|
|
419 | char qq; |
|
|
420 | char *cp, buf[MAX_BUF]; |
443 | char *cp, buf[MAX_BUF]; |
421 | SockList sl; |
|
|
422 | |
444 | |
423 | sl.buf = (unsigned char *) malloc(MAXSOCKBUF); |
445 | packet sl; |
424 | |
446 | |
425 | start = atoi(params); |
447 | start = atoi (params); |
426 | for (cp = params; *cp != '\0'; cp++) |
448 | for (cp = params; *cp != '\0'; cp++) |
427 | if (*cp == ' ') break; |
449 | if (*cp == ' ') |
|
|
450 | break; |
428 | |
451 | |
429 | stop = atoi(cp); |
452 | stop = atoi (cp); |
430 | if (stop < start || *cp == '\0' || (stop-start)>1000 || stop >= nrofpixmaps) { |
453 | if (stop < start || *cp == '\0' || (stop - start) > 1000 || stop >= nrofpixmaps) |
|
|
454 | { |
431 | sprintf(buf,"replyinfo image_sums %d %d", start, stop); |
455 | sl.printf ("replyinfo image_sums %d %d", start, stop); |
432 | cs_write_string(ns, buf, strlen(buf)); |
456 | ns->send_packet (sl); |
|
|
457 | sl.reset (); |
433 | return; |
458 | return; |
434 | } |
459 | } |
|
|
460 | |
435 | sprintf((char*)sl.buf,"replyinfo image_sums %d %d ", start, stop); |
461 | sl.printf ("replyinfo image_sums %d %d ", start, stop); |
436 | |
462 | |
437 | sl.len = strlen((const char*)sl.buf); |
|
|
438 | |
|
|
439 | for (i=start; i<=stop; i++) { |
463 | for (int i = start; i <= stop; i++) |
440 | SockList_AddShort(&sl, i); |
464 | { |
441 | ns->faces_sent[i] |= NS_FACESENT_FACE; |
465 | ns->faces_sent[i] |= NS_FACESENT_FACE; |
442 | |
466 | |
443 | qq = get_face_fallback(ns->faceset, i); |
467 | int qq = get_face_fallback (ns->faceset, i); |
|
|
468 | |
|
|
469 | sl << uint16 (i) |
444 | SockList_AddInt(&sl, facesets[qq].faces[i].checksum); |
470 | << uint32 (facesets[qq].faces[i].checksum) |
445 | SockList_AddChar(&sl, qq); |
471 | << uint8 (qq) |
446 | |
472 | << data8 (&new_faces[i].name, new_faces[i].name.length () + 1); |
447 | qq = strlen(new_faces[i].name); |
|
|
448 | SockList_AddChar(&sl, ( char )( qq + 1 )); |
|
|
449 | strcpy((char*)sl.buf + sl.len, new_faces[i].name); |
|
|
450 | sl.len += qq; |
|
|
451 | SockList_AddChar(&sl, 0); |
|
|
452 | } |
473 | } |
|
|
474 | |
453 | /* It would make more sense to catch this pre-emptively in the code above. |
475 | /* It would make more sense to catch this pre-emptively in the code above. |
454 | * however, if this really happens, we probably just want to cut down the |
476 | * however, if this really happens, we probably just want to cut down the |
455 | * size to less than 1000, since that is what we claim the protocol would |
477 | * size to less than 1000, since that is what we claim the protocol would |
456 | * support. |
478 | * support. |
457 | */ |
479 | */ |
458 | if (sl.len >= MAXSOCKBUF) { |
480 | if (sl.length () >= MAXSOCKBUF) |
|
|
481 | { |
459 | LOG(llevError,"send_image_send: buffer overrun, %d > %d\n", sl.len, MAXSOCKBUF); |
482 | LOG (llevError, "send_image_send: buffer overrun, %d > %d\n", sl.length (), MAXSOCKBUF); |
460 | abort(); |
483 | abort (); |
461 | } |
484 | } |
462 | Send_With_Handling(ns, &sl); |
485 | |
463 | free(sl.buf); |
486 | ns->send_packet (sl); |
464 | } |
487 | } |
|
|
488 | |