Mercurial > hg > dmlib
annotate src/dmres.c @ 1050:e4f60c944a2d
Cleanups.
author | Matti Hamalainen <ccr@tnsp.org> |
---|---|
date | Sun, 01 Mar 2015 18:31:29 +0200 |
parents | 509e6ed3a24e |
children | f2f4994c2f17 |
rev | line source |
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0 | 1 /* |
2 * dmlib | |
3 * -- Resource management | |
4 * Programmed and designed by Matti 'ccr' Hamalainen | |
863 | 5 * (C) Copyright 2003-2015 Tecnic Software productions (TNSP) |
0 | 6 */ |
7 #include "dmres.h" | |
8 #include <time.h> | |
9 | |
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10 #ifdef DM_USE_PACKFS |
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11 # ifdef DM_USE_ZLIB |
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12 # include <zlib.h> |
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13 # else |
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14 # include "dmzlib.h" |
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15 # endif |
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16 #endif |
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17 |
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18 #ifdef DM_USE_STDIO |
989 | 19 # include <sys/types.h> |
20 # include <sys/stat.h> | |
21 # include <unistd.h> | |
22 # include <dirent.h> | |
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23 #endif |
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24 |
0 | 25 |
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26 DMResource *dmResourceNew(DMResourceLib *lib, const char *filename, const size_t size, const int flags) |
0 | 27 { |
27
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28 DMResource *node = dmMalloc0(sizeof(DMResource)); |
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29 if (node == NULL) |
0 | 30 return NULL; |
31 | |
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32 node->lib = lib; |
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33 node->filename = dm_strdup(filename); |
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34 node->rawSize = size; |
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35 node->flags = flags; |
1041 | 36 |
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37 return node; |
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38 } |
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39 |
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40 |
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41 void dmResourceFreeResData(DMResource *node) |
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42 { |
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43 if (node->resData != NULL) |
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44 { |
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45 if (node->rops != NULL && |
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46 node->rops->free != NULL) |
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47 node->rops->free(node); |
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48 else |
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49 dmFree(node->resData); |
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50 node->resData = NULL; |
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51 } |
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52 node->flags &= ~DMF_LOADED_RES; |
0 | 53 } |
54 | |
55 | |
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56 void dmResourceFreeRawData(DMResource *node) |
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57 { |
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58 if ((node->flags & DMF_UNALLOCATED) == 0) |
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59 { |
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60 dmFree(node->rawData); |
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61 node->rawData = NULL; |
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62 node->flags &= ~DMF_LOADED_RAW; |
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63 } |
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64 } |
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65 |
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66 |
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67 void dmResourceFree(DMResource *node) |
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68 { |
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69 if (node != NULL) |
0 | 70 { |
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71 dmResourceFreeResData(node); |
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72 dmResourceFreeRawData(node); |
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73 dmFree(node->filename); |
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74 dmFree(node); |
0 | 75 } |
76 } | |
77 | |
78 | |
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79 void dmResourceInsert(DMResourceLib *lib, DMResource * node) |
0 | 80 { |
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81 if (lib == NULL || node == NULL) |
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82 return; |
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83 |
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84 node->lib = lib; |
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85 |
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86 if (lib->resources != NULL) |
0 | 87 { |
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88 node->prev = lib->resources->prev; |
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89 lib->resources->prev->next = node; |
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90 lib->resources->prev = node; |
0 | 91 } |
92 else | |
93 { | |
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94 lib->resources = node->prev = node; |
0 | 95 } |
96 | |
97 node->next = NULL; | |
98 } | |
99 | |
100 | |
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101 void dmResourceDelete(DMResourceLib *lib, DMResource * node) |
0 | 102 { |
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103 if (lib == NULL) |
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104 return; |
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105 |
0 | 106 if (node->prev) |
107 node->prev->next = node->next; | |
108 | |
109 if (node->next) | |
110 node->next->prev = node->prev; | |
111 else | |
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112 lib->resources->prev = node->prev; |
0 | 113 |
114 node->prev = node->next = NULL; | |
115 } | |
116 | |
117 | |
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118 DMResource * dmResourceFind(DMResourceLib *lib, const char *filename) |
0 | 119 { |
120 DMResource *node, *found = NULL; | |
121 | |
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122 if (lib == NULL) |
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123 return NULL; |
0 | 124 |
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125 dmMutexLock(lib->mutex); |
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126 |
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127 for (node = lib->resources; node != NULL; node = node->next) |
0 | 128 { |
129 if (strcmp(node->filename, filename) == 0) | |
130 { | |
131 found = node; | |
132 break; | |
133 } | |
134 } | |
135 | |
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136 dmMutexUnlock(lib->mutex); |
0 | 137 |
138 return found; | |
139 } | |
140 | |
141 | |
124
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142 #ifdef DM_USE_STDIO |
0 | 143 /* Basic stdio file routines |
144 */ | |
145 static int dm_stdio_fopen(DMResource *handle) | |
146 { | |
147 char *rfilename = dm_strdup_printf("%s%s", DMRES_DATA_PATH, handle->filename); | |
148 if (rfilename == NULL) | |
149 return DMERR_MALLOC; | |
150 | |
151 handle->fh = fopen(rfilename, "rb"); | |
152 dmFree(rfilename); | |
153 | |
154 handle->error = dmGetErrno(); | |
155 return (handle->fh != NULL) ? DMERR_OK : DMERR_FOPEN; | |
156 } | |
157 | |
158 | |
159 static void dm_stdio_fclose(DMResource * f) | |
160 { | |
161 if (f->fh != NULL) | |
162 { | |
163 fclose(f->fh); | |
164 f->fh = NULL; | |
165 } | |
166 } | |
167 | |
168 | |
169 static int dm_stdio_ferror(DMResource * f) | |
170 { | |
171 return f->error; | |
172 } | |
173 | |
174 | |
1036 | 175 static Sint64 dm_stdio_ftell(DMResource * f) |
0 | 176 { |
1036 | 177 return DM_FTELL64(f->fh); |
178 } | |
179 | |
180 | |
181 static int dm_stdio_fseek(DMResource *f, const Sint64 pos, const int whence) | |
182 { | |
183 int ret = DM_FSEEK64(f->fh, pos, whence); | |
0 | 184 f->error = dmGetErrno(); |
185 return ret; | |
186 } | |
187 | |
188 | |
732 | 189 static int dm_stdio_freset(DMResource * f) |
190 { | |
191 if (f->fh != NULL) | |
1036 | 192 return dm_stdio_fseek(f, 0, SEEK_SET); |
732 | 193 else |
194 return DMERR_OK; | |
195 } | |
196 | |
197 | |
0 | 198 static off_t dm_stdio_fsize(DMResource *f) |
199 { | |
200 off_t savePos, fileSize; | |
201 | |
202 // Check if the size is cached | |
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203 if (f->rawSize != 0) |
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204 return f->rawSize; |
0 | 205 |
206 // Get file size | |
1036 | 207 savePos = dm_stdio_ftell(f); |
208 if (dm_stdio_fseek(f, 0, SEEK_END) != 0) | |
0 | 209 return -1; |
210 | |
1036 | 211 fileSize = dm_stdio_ftell(f); |
212 if (dm_stdio_fseek(f, savePos, SEEK_SET) != 0) | |
0 | 213 return -1; |
214 | |
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215 f->rawSize = fileSize; |
0 | 216 return fileSize; |
217 } | |
218 | |
219 | |
220 static BOOL dm_stdio_feof(DMResource * f) | |
221 { | |
222 return feof(f->fh); | |
223 } | |
224 | |
225 | |
226 static int dm_stdio_fgetc(DMResource * f) | |
227 { | |
228 int ret = fgetc(f->fh); | |
229 f->error = dmGetErrno(); | |
230 return ret; | |
231 } | |
232 | |
233 | |
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234 static int dm_stdio_fputc(int v, DMResource * f) |
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235 { |
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236 int ret = fputc(v, f->fh); |
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237 f->error = dmGetErrno(); |
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238 return ret; |
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239 } |
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240 |
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241 |
0 | 242 static size_t dm_stdio_fread(void *ptr, size_t size, size_t nmemb, DMResource * f) |
243 { | |
244 size_t ret = fread(ptr, size, nmemb, f->fh); | |
245 f->error = dmGetErrno(); | |
246 return ret; | |
247 } | |
248 | |
249 | |
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250 static size_t dm_stdio_fwrite(void *ptr, size_t size, size_t nmemb, DMResource * f) |
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251 { |
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252 size_t ret = fwrite(ptr, size, nmemb, f->fh); |
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253 f->error = dmGetErrno(); |
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254 return ret; |
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255 } |
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256 |
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257 |
0 | 258 static int dm_stdio_preload(DMResource *handle) |
259 { | |
260 int ret = dm_stdio_fopen(handle); | |
261 if (ret != DMERR_OK) | |
262 return ret; | |
263 | |
264 dm_stdio_fsize(handle); | |
265 | |
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266 handle->rawData = dmMalloc(handle->rawSize); |
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267 if (handle->rawData == NULL) |
0 | 268 return DMERR_MALLOC; |
269 | |
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parents:
630
diff
changeset
|
270 if (dm_stdio_fread(handle->rawData, sizeof(Uint8), handle->rawSize, handle) != handle->rawSize) |
0 | 271 return DMERR_FREAD; |
272 | |
273 return DMERR_OK; | |
274 } | |
275 | |
276 | |
277 DMResourceOps dfStdioFileOps = | |
278 { | |
728
867fc7f205a8
More work on resource handling cleanup.
Matti Hamalainen <ccr@tnsp.org>
parents:
727
diff
changeset
|
279 "Stdio", |
867fc7f205a8
More work on resource handling cleanup.
Matti Hamalainen <ccr@tnsp.org>
parents:
727
diff
changeset
|
280 |
732 | 281 dm_stdio_freset, |
0 | 282 dm_stdio_ferror, |
283 dm_stdio_fseek, | |
284 dm_stdio_fsize, | |
285 dm_stdio_ftell, | |
286 dm_stdio_feof, | |
287 dm_stdio_fgetc, | |
59
c560703e85ed
Add resource writing functions (only work for stdio backend)
Matti Hamalainen <ccr@tnsp.org>
parents:
33
diff
changeset
|
288 dm_stdio_fputc, |
0 | 289 dm_stdio_fread, |
59
c560703e85ed
Add resource writing functions (only work for stdio backend)
Matti Hamalainen <ccr@tnsp.org>
parents:
33
diff
changeset
|
290 dm_stdio_fwrite, |
0 | 291 |
292 dm_stdio_fopen, | |
293 dm_stdio_fclose, | |
294 dm_stdio_preload | |
295 }; | |
296 | |
297 DMResourceOps dfStdioFHOps = | |
298 { | |
728
867fc7f205a8
More work on resource handling cleanup.
Matti Hamalainen <ccr@tnsp.org>
parents:
727
diff
changeset
|
299 "StdioFH", |
867fc7f205a8
More work on resource handling cleanup.
Matti Hamalainen <ccr@tnsp.org>
parents:
727
diff
changeset
|
300 |
732 | 301 dm_stdio_freset, |
0 | 302 dm_stdio_ferror, |
303 dm_stdio_fseek, | |
304 dm_stdio_fsize, | |
305 dm_stdio_ftell, | |
306 dm_stdio_feof, | |
307 dm_stdio_fgetc, | |
59
c560703e85ed
Add resource writing functions (only work for stdio backend)
Matti Hamalainen <ccr@tnsp.org>
parents:
33
diff
changeset
|
308 dm_stdio_fputc, |
0 | 309 dm_stdio_fread, |
59
c560703e85ed
Add resource writing functions (only work for stdio backend)
Matti Hamalainen <ccr@tnsp.org>
parents:
33
diff
changeset
|
310 dm_stdio_fwrite, |
0 | 311 |
312 NULL, | |
313 NULL, | |
314 NULL | |
315 }; | |
316 #endif | |
317 | |
318 | |
319 // Some mingw/windows headers define these as macros, which is bad for us | |
320 #ifdef __WIN32 | |
321 #undef ferror | |
322 #undef feof | |
323 #endif | |
324 | |
325 | |
326 /* | |
327 * PACK file routines | |
328 */ | |
124
d5cfd29c87c4
Rename some conditional compilation directives.
Matti Hamalainen <ccr@tnsp.org>
parents:
114
diff
changeset
|
329 #ifdef DM_USE_PACKFS |
993
5bcd219ddde3
Some work towards dmzlib decompression support for resources.
Matti Hamalainen <ccr@tnsp.org>
parents:
989
diff
changeset
|
330 |
5bcd219ddde3
Some work towards dmzlib decompression support for resources.
Matti Hamalainen <ccr@tnsp.org>
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989
diff
changeset
|
331 #ifdef DM_USE_ZLIB |
5bcd219ddde3
Some work towards dmzlib decompression support for resources.
Matti Hamalainen <ccr@tnsp.org>
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989
diff
changeset
|
332 |
995
aeafd6d44465
Move and rename a constant define.
Matti Hamalainen <ccr@tnsp.org>
parents:
993
diff
changeset
|
333 #define DMRES_TMPBUF_SIZE (128 * 1024) |
aeafd6d44465
Move and rename a constant define.
Matti Hamalainen <ccr@tnsp.org>
parents:
993
diff
changeset
|
334 |
993
5bcd219ddde3
Some work towards dmzlib decompression support for resources.
Matti Hamalainen <ccr@tnsp.org>
parents:
989
diff
changeset
|
335 static int dm_pack_decompress(DMResource *handle, DMPackEntry *node) |
0 | 336 { |
1050 | 337 int ret = DMERR_OK, zret, cdataLeft; |
993
5bcd219ddde3
Some work towards dmzlib decompression support for resources.
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989
diff
changeset
|
338 Uint8 * cbuffer = NULL; |
1015
5101766dd95c
Error handling consistency.
Matti Hamalainen <ccr@tnsp.org>
parents:
1014
diff
changeset
|
339 z_stream zstr; |
5101766dd95c
Error handling consistency.
Matti Hamalainen <ccr@tnsp.org>
parents:
1014
diff
changeset
|
340 BOOL zinit = FALSE; |
0 | 341 |
342 // Allocate a structures and buffers | |
1015
5101766dd95c
Error handling consistency.
Matti Hamalainen <ccr@tnsp.org>
parents:
1014
diff
changeset
|
343 if ((cbuffer = dmMalloc(DMRES_TMPBUF_SIZE)) == NULL) |
0 | 344 { |
1050 | 345 ret = DMERR_MALLOC; |
1015
5101766dd95c
Error handling consistency.
Matti Hamalainen <ccr@tnsp.org>
parents:
1014
diff
changeset
|
346 goto out; |
0 | 347 } |
348 | |
349 // Initialize decompression | |
1038 | 350 memset(&zstr, 0, sizeof(zstr)); |
1015
5101766dd95c
Error handling consistency.
Matti Hamalainen <ccr@tnsp.org>
parents:
1014
diff
changeset
|
351 zstr.next_out = handle->rawData; |
5101766dd95c
Error handling consistency.
Matti Hamalainen <ccr@tnsp.org>
parents:
1014
diff
changeset
|
352 zstr.avail_out = handle->rawSize; |
0 | 353 cdataLeft = node->length; |
1015
5101766dd95c
Error handling consistency.
Matti Hamalainen <ccr@tnsp.org>
parents:
1014
diff
changeset
|
354 |
1050 | 355 if ((zret = inflateInit(&zstr)) != Z_OK) |
0 | 356 { |
1050 | 357 ret = dmErrorDBG(DMERR_INIT_FAIL, |
1015
5101766dd95c
Error handling consistency.
Matti Hamalainen <ccr@tnsp.org>
parents:
1014
diff
changeset
|
358 "Could not initialize zlib stream decompression.\n"); |
5101766dd95c
Error handling consistency.
Matti Hamalainen <ccr@tnsp.org>
parents:
1014
diff
changeset
|
359 goto out; |
0 | 360 } |
1015
5101766dd95c
Error handling consistency.
Matti Hamalainen <ccr@tnsp.org>
parents:
1014
diff
changeset
|
361 zinit = TRUE; |
0 | 362 |
363 // Uncompress the data | |
1050 | 364 while (cdataLeft > 0 && zstr.avail_out > 0 && zret == Z_OK) |
0 | 365 { |
1015
5101766dd95c
Error handling consistency.
Matti Hamalainen <ccr@tnsp.org>
parents:
1014
diff
changeset
|
366 zstr.avail_in = fread( |
0 | 367 cbuffer, sizeof(Uint8), |
995
aeafd6d44465
Move and rename a constant define.
Matti Hamalainen <ccr@tnsp.org>
parents:
993
diff
changeset
|
368 (cdataLeft >= DMRES_TMPBUF_SIZE) ? DMRES_TMPBUF_SIZE : cdataLeft, |
359
59045853853d
Make resource management re-entrant.
Matti Hamalainen <ccr@tnsp.org>
parents:
237
diff
changeset
|
369 handle->lib->packFile->file); |
0 | 370 |
1015
5101766dd95c
Error handling consistency.
Matti Hamalainen <ccr@tnsp.org>
parents:
1014
diff
changeset
|
371 cdataLeft -= zstr.avail_in; |
5101766dd95c
Error handling consistency.
Matti Hamalainen <ccr@tnsp.org>
parents:
1014
diff
changeset
|
372 zstr.next_in = cbuffer; |
1050 | 373 zret = inflate(&zstr, Z_FULL_FLUSH); |
0 | 374 } |
375 | |
1015
5101766dd95c
Error handling consistency.
Matti Hamalainen <ccr@tnsp.org>
parents:
1014
diff
changeset
|
376 |
5101766dd95c
Error handling consistency.
Matti Hamalainen <ccr@tnsp.org>
parents:
1014
diff
changeset
|
377 out: |
0 | 378 // Cleanup |
1015
5101766dd95c
Error handling consistency.
Matti Hamalainen <ccr@tnsp.org>
parents:
1014
diff
changeset
|
379 if (zinit) |
5101766dd95c
Error handling consistency.
Matti Hamalainen <ccr@tnsp.org>
parents:
1014
diff
changeset
|
380 inflateEnd(&zstr); |
0 | 381 |
382 dmFree(cbuffer); | |
1050 | 383 return ret; |
0 | 384 } |
385 | |
993
5bcd219ddde3
Some work towards dmzlib decompression support for resources.
Matti Hamalainen <ccr@tnsp.org>
parents:
989
diff
changeset
|
386 #else |
5bcd219ddde3
Some work towards dmzlib decompression support for resources.
Matti Hamalainen <ccr@tnsp.org>
parents:
989
diff
changeset
|
387 |
5bcd219ddde3
Some work towards dmzlib decompression support for resources.
Matti Hamalainen <ccr@tnsp.org>
parents:
989
diff
changeset
|
388 static int dm_pack_decompress(DMResource *handle, DMPackEntry *node) |
5bcd219ddde3
Some work towards dmzlib decompression support for resources.
Matti Hamalainen <ccr@tnsp.org>
parents:
989
diff
changeset
|
389 { |
5bcd219ddde3
Some work towards dmzlib decompression support for resources.
Matti Hamalainen <ccr@tnsp.org>
parents:
989
diff
changeset
|
390 DMZLibContext ctx; |
5bcd219ddde3
Some work towards dmzlib decompression support for resources.
Matti Hamalainen <ccr@tnsp.org>
parents:
989
diff
changeset
|
391 Uint8 *inBuf = NULL; |
5bcd219ddde3
Some work towards dmzlib decompression support for resources.
Matti Hamalainen <ccr@tnsp.org>
parents:
989
diff
changeset
|
392 int ret; |
5bcd219ddde3
Some work towards dmzlib decompression support for resources.
Matti Hamalainen <ccr@tnsp.org>
parents:
989
diff
changeset
|
393 |
1016 | 394 // Allocate buuffer for compressed data |
993
5bcd219ddde3
Some work towards dmzlib decompression support for resources.
Matti Hamalainen <ccr@tnsp.org>
parents:
989
diff
changeset
|
395 if ((inBuf = dmMalloc(node->length)) == NULL) |
5bcd219ddde3
Some work towards dmzlib decompression support for resources.
Matti Hamalainen <ccr@tnsp.org>
parents:
989
diff
changeset
|
396 { |
5bcd219ddde3
Some work towards dmzlib decompression support for resources.
Matti Hamalainen <ccr@tnsp.org>
parents:
989
diff
changeset
|
397 ret = DMERR_MALLOC; |
1010 | 398 goto out; |
993
5bcd219ddde3
Some work towards dmzlib decompression support for resources.
Matti Hamalainen <ccr@tnsp.org>
parents:
989
diff
changeset
|
399 } |
5bcd219ddde3
Some work towards dmzlib decompression support for resources.
Matti Hamalainen <ccr@tnsp.org>
parents:
989
diff
changeset
|
400 |
1016 | 401 // Read compressed data |
993
5bcd219ddde3
Some work towards dmzlib decompression support for resources.
Matti Hamalainen <ccr@tnsp.org>
parents:
989
diff
changeset
|
402 if (fread(inBuf, sizeof(Uint8), node->length, handle->lib->packFile->file) != node->length) |
5bcd219ddde3
Some work towards dmzlib decompression support for resources.
Matti Hamalainen <ccr@tnsp.org>
parents:
989
diff
changeset
|
403 { |
5bcd219ddde3
Some work towards dmzlib decompression support for resources.
Matti Hamalainen <ccr@tnsp.org>
parents:
989
diff
changeset
|
404 ret = DMERR_FREAD; |
1010 | 405 goto out; |
993
5bcd219ddde3
Some work towards dmzlib decompression support for resources.
Matti Hamalainen <ccr@tnsp.org>
parents:
989
diff
changeset
|
406 } |
5bcd219ddde3
Some work towards dmzlib decompression support for resources.
Matti Hamalainen <ccr@tnsp.org>
parents:
989
diff
changeset
|
407 |
1050 | 408 // XXX TEMP DEBUG |
409 size_t n, off; | |
410 for (off = 0; off < 400;) | |
993
5bcd219ddde3
Some work towards dmzlib decompression support for resources.
Matti Hamalainen <ccr@tnsp.org>
parents:
989
diff
changeset
|
411 { |
1050 | 412 for (n = 0; n < 16; n++) |
413 printf("%02x ", inBuf[off + n]); | |
414 | |
415 printf(" | "); | |
416 for (n = 0; n < 16; n++) | |
417 printf("%c", isprint(inBuf[off + n]) ? inBuf[off + n] : '.'); | |
418 | |
419 printf("\n"); | |
420 off += n; | |
993
5bcd219ddde3
Some work towards dmzlib decompression support for resources.
Matti Hamalainen <ccr@tnsp.org>
parents:
989
diff
changeset
|
421 } |
5bcd219ddde3
Some work towards dmzlib decompression support for resources.
Matti Hamalainen <ccr@tnsp.org>
parents:
989
diff
changeset
|
422 |
1016 | 423 // Initialize decompression structures |
993
5bcd219ddde3
Some work towards dmzlib decompression support for resources.
Matti Hamalainen <ccr@tnsp.org>
parents:
989
diff
changeset
|
424 ctx.zbuffer = inBuf; |
5bcd219ddde3
Some work towards dmzlib decompression support for resources.
Matti Hamalainen <ccr@tnsp.org>
parents:
989
diff
changeset
|
425 ctx.zbufferEnd = inBuf + node->length; |
5bcd219ddde3
Some work towards dmzlib decompression support for resources.
Matti Hamalainen <ccr@tnsp.org>
parents:
989
diff
changeset
|
426 |
1017
6436d80ae0fc
Add DMF_COMPRESSED flag for resource nodes and support for raw data nodes.
Matti Hamalainen <ccr@tnsp.org>
parents:
1016
diff
changeset
|
427 ctx.zout = ctx.zoutStart = handle->rawData; |
6436d80ae0fc
Add DMF_COMPRESSED flag for resource nodes and support for raw data nodes.
Matti Hamalainen <ccr@tnsp.org>
parents:
1016
diff
changeset
|
428 ctx.zoutEnd = handle->rawData + node->size; |
6436d80ae0fc
Add DMF_COMPRESSED flag for resource nodes and support for raw data nodes.
Matti Hamalainen <ccr@tnsp.org>
parents:
1016
diff
changeset
|
429 ctx.expandable = FALSE; |
6436d80ae0fc
Add DMF_COMPRESSED flag for resource nodes and support for raw data nodes.
Matti Hamalainen <ccr@tnsp.org>
parents:
1016
diff
changeset
|
430 |
6436d80ae0fc
Add DMF_COMPRESSED flag for resource nodes and support for raw data nodes.
Matti Hamalainen <ccr@tnsp.org>
parents:
1016
diff
changeset
|
431 // Attempt decompression |
993
5bcd219ddde3
Some work towards dmzlib decompression support for resources.
Matti Hamalainen <ccr@tnsp.org>
parents:
989
diff
changeset
|
432 if ((ret = dmZLibParseHeader(&ctx, TRUE)) != DMERR_OK) |
1010 | 433 goto out; |
993
5bcd219ddde3
Some work towards dmzlib decompression support for resources.
Matti Hamalainen <ccr@tnsp.org>
parents:
989
diff
changeset
|
434 |
5bcd219ddde3
Some work towards dmzlib decompression support for resources.
Matti Hamalainen <ccr@tnsp.org>
parents:
989
diff
changeset
|
435 if ((ret = dmZLibDecode(&ctx)) != DMERR_OK) |
1010 | 436 goto out; |
993
5bcd219ddde3
Some work towards dmzlib decompression support for resources.
Matti Hamalainen <ccr@tnsp.org>
parents:
989
diff
changeset
|
437 |
5bcd219ddde3
Some work towards dmzlib decompression support for resources.
Matti Hamalainen <ccr@tnsp.org>
parents:
989
diff
changeset
|
438 handle->rawData = ctx.zoutStart; |
5bcd219ddde3
Some work towards dmzlib decompression support for resources.
Matti Hamalainen <ccr@tnsp.org>
parents:
989
diff
changeset
|
439 handle->rawSize = ctx.zout - ctx.zoutStart; |
5bcd219ddde3
Some work towards dmzlib decompression support for resources.
Matti Hamalainen <ccr@tnsp.org>
parents:
989
diff
changeset
|
440 |
1017
6436d80ae0fc
Add DMF_COMPRESSED flag for resource nodes and support for raw data nodes.
Matti Hamalainen <ccr@tnsp.org>
parents:
1016
diff
changeset
|
441 out: |
993
5bcd219ddde3
Some work towards dmzlib decompression support for resources.
Matti Hamalainen <ccr@tnsp.org>
parents:
989
diff
changeset
|
442 dmFree(inBuf); |
5bcd219ddde3
Some work towards dmzlib decompression support for resources.
Matti Hamalainen <ccr@tnsp.org>
parents:
989
diff
changeset
|
443 return ret; |
5bcd219ddde3
Some work towards dmzlib decompression support for resources.
Matti Hamalainen <ccr@tnsp.org>
parents:
989
diff
changeset
|
444 } |
5bcd219ddde3
Some work towards dmzlib decompression support for resources.
Matti Hamalainen <ccr@tnsp.org>
parents:
989
diff
changeset
|
445 |
5bcd219ddde3
Some work towards dmzlib decompression support for resources.
Matti Hamalainen <ccr@tnsp.org>
parents:
989
diff
changeset
|
446 #endif |
5bcd219ddde3
Some work towards dmzlib decompression support for resources.
Matti Hamalainen <ccr@tnsp.org>
parents:
989
diff
changeset
|
447 |
5bcd219ddde3
Some work towards dmzlib decompression support for resources.
Matti Hamalainen <ccr@tnsp.org>
parents:
989
diff
changeset
|
448 |
5bcd219ddde3
Some work towards dmzlib decompression support for resources.
Matti Hamalainen <ccr@tnsp.org>
parents:
989
diff
changeset
|
449 static int dm_pack_preload(DMResource *handle) |
5bcd219ddde3
Some work towards dmzlib decompression support for resources.
Matti Hamalainen <ccr@tnsp.org>
parents:
989
diff
changeset
|
450 { |
5bcd219ddde3
Some work towards dmzlib decompression support for resources.
Matti Hamalainen <ccr@tnsp.org>
parents:
989
diff
changeset
|
451 DMPackEntry *node; |
1014
501ee5f0c043
Rename variables for consistency.
Matti Hamalainen <ccr@tnsp.org>
parents:
1010
diff
changeset
|
452 int ret = DMERR_OK; |
993
5bcd219ddde3
Some work towards dmzlib decompression support for resources.
Matti Hamalainen <ccr@tnsp.org>
parents:
989
diff
changeset
|
453 |
5bcd219ddde3
Some work towards dmzlib decompression support for resources.
Matti Hamalainen <ccr@tnsp.org>
parents:
989
diff
changeset
|
454 if (handle->lib == NULL || handle->lib->packFile == NULL) |
5bcd219ddde3
Some work towards dmzlib decompression support for resources.
Matti Hamalainen <ccr@tnsp.org>
parents:
989
diff
changeset
|
455 return DMERR_NULLPTR; |
5bcd219ddde3
Some work towards dmzlib decompression support for resources.
Matti Hamalainen <ccr@tnsp.org>
parents:
989
diff
changeset
|
456 |
5bcd219ddde3
Some work towards dmzlib decompression support for resources.
Matti Hamalainen <ccr@tnsp.org>
parents:
989
diff
changeset
|
457 // Search PACK nodelist for file |
5bcd219ddde3
Some work towards dmzlib decompression support for resources.
Matti Hamalainen <ccr@tnsp.org>
parents:
989
diff
changeset
|
458 if ((node = dmPackFind(handle->lib->packFile->entries, handle->filename)) == NULL) |
5bcd219ddde3
Some work towards dmzlib decompression support for resources.
Matti Hamalainen <ccr@tnsp.org>
parents:
989
diff
changeset
|
459 { |
1046
7e54b2d08ce7
Add special debug error message function/macro that can be
Matti Hamalainen <ccr@tnsp.org>
parents:
1045
diff
changeset
|
460 ret = dmErrorDBG(DMERR_NOT_FOUND, |
993
5bcd219ddde3
Some work towards dmzlib decompression support for resources.
Matti Hamalainen <ccr@tnsp.org>
parents:
989
diff
changeset
|
461 "Entry '%s' not found in PACK file.\n", |
5bcd219ddde3
Some work towards dmzlib decompression support for resources.
Matti Hamalainen <ccr@tnsp.org>
parents:
989
diff
changeset
|
462 handle->filename); |
1010 | 463 goto out; |
993
5bcd219ddde3
Some work towards dmzlib decompression support for resources.
Matti Hamalainen <ccr@tnsp.org>
parents:
989
diff
changeset
|
464 } |
5bcd219ddde3
Some work towards dmzlib decompression support for resources.
Matti Hamalainen <ccr@tnsp.org>
parents:
989
diff
changeset
|
465 |
5bcd219ddde3
Some work towards dmzlib decompression support for resources.
Matti Hamalainen <ccr@tnsp.org>
parents:
989
diff
changeset
|
466 // Seek to entry |
1036 | 467 if (DM_FSEEK64(handle->lib->packFile->file, node->offset, SEEK_SET) == -1) |
993
5bcd219ddde3
Some work towards dmzlib decompression support for resources.
Matti Hamalainen <ccr@tnsp.org>
parents:
989
diff
changeset
|
468 { |
1046
7e54b2d08ce7
Add special debug error message function/macro that can be
Matti Hamalainen <ccr@tnsp.org>
parents:
1045
diff
changeset
|
469 ret = dmErrorDBG(DMERR_FSEEK, |
993
5bcd219ddde3
Some work towards dmzlib decompression support for resources.
Matti Hamalainen <ccr@tnsp.org>
parents:
989
diff
changeset
|
470 "Could not seek node position in PACK file.\n"); |
1010 | 471 goto out; |
993
5bcd219ddde3
Some work towards dmzlib decompression support for resources.
Matti Hamalainen <ccr@tnsp.org>
parents:
989
diff
changeset
|
472 } |
5bcd219ddde3
Some work towards dmzlib decompression support for resources.
Matti Hamalainen <ccr@tnsp.org>
parents:
989
diff
changeset
|
473 |
1017
6436d80ae0fc
Add DMF_COMPRESSED flag for resource nodes and support for raw data nodes.
Matti Hamalainen <ccr@tnsp.org>
parents:
1016
diff
changeset
|
474 // Allocate memory for the node |
6436d80ae0fc
Add DMF_COMPRESSED flag for resource nodes and support for raw data nodes.
Matti Hamalainen <ccr@tnsp.org>
parents:
1016
diff
changeset
|
475 if ((handle->rawData = dmMalloc(node->size)) == NULL) |
6436d80ae0fc
Add DMF_COMPRESSED flag for resource nodes and support for raw data nodes.
Matti Hamalainen <ccr@tnsp.org>
parents:
1016
diff
changeset
|
476 { |
1046
7e54b2d08ce7
Add special debug error message function/macro that can be
Matti Hamalainen <ccr@tnsp.org>
parents:
1045
diff
changeset
|
477 ret = dmErrorDBG(DMERR_MALLOC, |
1017
6436d80ae0fc
Add DMF_COMPRESSED flag for resource nodes and support for raw data nodes.
Matti Hamalainen <ccr@tnsp.org>
parents:
1016
diff
changeset
|
478 "Failed to allocate node data for '%s' (%d bytes).\n", |
6436d80ae0fc
Add DMF_COMPRESSED flag for resource nodes and support for raw data nodes.
Matti Hamalainen <ccr@tnsp.org>
parents:
1016
diff
changeset
|
479 handle->filename, node->size); |
6436d80ae0fc
Add DMF_COMPRESSED flag for resource nodes and support for raw data nodes.
Matti Hamalainen <ccr@tnsp.org>
parents:
1016
diff
changeset
|
480 goto out; |
6436d80ae0fc
Add DMF_COMPRESSED flag for resource nodes and support for raw data nodes.
Matti Hamalainen <ccr@tnsp.org>
parents:
1016
diff
changeset
|
481 } |
6436d80ae0fc
Add DMF_COMPRESSED flag for resource nodes and support for raw data nodes.
Matti Hamalainen <ccr@tnsp.org>
parents:
1016
diff
changeset
|
482 |
6436d80ae0fc
Add DMF_COMPRESSED flag for resource nodes and support for raw data nodes.
Matti Hamalainen <ccr@tnsp.org>
parents:
1016
diff
changeset
|
483 // Check if the entry is compressed |
6436d80ae0fc
Add DMF_COMPRESSED flag for resource nodes and support for raw data nodes.
Matti Hamalainen <ccr@tnsp.org>
parents:
1016
diff
changeset
|
484 if (handle->flags & DMF_COMPRESSED) |
6436d80ae0fc
Add DMF_COMPRESSED flag for resource nodes and support for raw data nodes.
Matti Hamalainen <ccr@tnsp.org>
parents:
1016
diff
changeset
|
485 { |
6436d80ae0fc
Add DMF_COMPRESSED flag for resource nodes and support for raw data nodes.
Matti Hamalainen <ccr@tnsp.org>
parents:
1016
diff
changeset
|
486 if ((ret = dm_pack_decompress(handle, node)) != DMERR_OK) |
6436d80ae0fc
Add DMF_COMPRESSED flag for resource nodes and support for raw data nodes.
Matti Hamalainen <ccr@tnsp.org>
parents:
1016
diff
changeset
|
487 goto out; |
6436d80ae0fc
Add DMF_COMPRESSED flag for resource nodes and support for raw data nodes.
Matti Hamalainen <ccr@tnsp.org>
parents:
1016
diff
changeset
|
488 |
6436d80ae0fc
Add DMF_COMPRESSED flag for resource nodes and support for raw data nodes.
Matti Hamalainen <ccr@tnsp.org>
parents:
1016
diff
changeset
|
489 if (handle->rawSize != node->size) |
6436d80ae0fc
Add DMF_COMPRESSED flag for resource nodes and support for raw data nodes.
Matti Hamalainen <ccr@tnsp.org>
parents:
1016
diff
changeset
|
490 { |
1046
7e54b2d08ce7
Add special debug error message function/macro that can be
Matti Hamalainen <ccr@tnsp.org>
parents:
1045
diff
changeset
|
491 ret = dmErrorDBG(DMERR_COMPRESSION, |
1017
6436d80ae0fc
Add DMF_COMPRESSED flag for resource nodes and support for raw data nodes.
Matti Hamalainen <ccr@tnsp.org>
parents:
1016
diff
changeset
|
492 "Decompressed data size for '%s' does not match size stored in PACK entry (%d <> %d).\n", |
6436d80ae0fc
Add DMF_COMPRESSED flag for resource nodes and support for raw data nodes.
Matti Hamalainen <ccr@tnsp.org>
parents:
1016
diff
changeset
|
493 handle->filename, handle->rawSize, node->size); |
6436d80ae0fc
Add DMF_COMPRESSED flag for resource nodes and support for raw data nodes.
Matti Hamalainen <ccr@tnsp.org>
parents:
1016
diff
changeset
|
494 } |
6436d80ae0fc
Add DMF_COMPRESSED flag for resource nodes and support for raw data nodes.
Matti Hamalainen <ccr@tnsp.org>
parents:
1016
diff
changeset
|
495 } |
6436d80ae0fc
Add DMF_COMPRESSED flag for resource nodes and support for raw data nodes.
Matti Hamalainen <ccr@tnsp.org>
parents:
1016
diff
changeset
|
496 else |
6436d80ae0fc
Add DMF_COMPRESSED flag for resource nodes and support for raw data nodes.
Matti Hamalainen <ccr@tnsp.org>
parents:
1016
diff
changeset
|
497 { |
6436d80ae0fc
Add DMF_COMPRESSED flag for resource nodes and support for raw data nodes.
Matti Hamalainen <ccr@tnsp.org>
parents:
1016
diff
changeset
|
498 if (node->size != node->length) |
6436d80ae0fc
Add DMF_COMPRESSED flag for resource nodes and support for raw data nodes.
Matti Hamalainen <ccr@tnsp.org>
parents:
1016
diff
changeset
|
499 { |
1046
7e54b2d08ce7
Add special debug error message function/macro that can be
Matti Hamalainen <ccr@tnsp.org>
parents:
1045
diff
changeset
|
500 ret = dmErrorDBG(DMERR_INVALID_DATA, |
1040
ebabf5aefb76
Work on resource handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
1038
diff
changeset
|
501 "Node '%s' raw size and length fields differ for uncompressed node: %d <> %d.\n", |
ebabf5aefb76
Work on resource handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
1038
diff
changeset
|
502 handle->filename, node->size, node->length); |
1017
6436d80ae0fc
Add DMF_COMPRESSED flag for resource nodes and support for raw data nodes.
Matti Hamalainen <ccr@tnsp.org>
parents:
1016
diff
changeset
|
503 goto out; |
6436d80ae0fc
Add DMF_COMPRESSED flag for resource nodes and support for raw data nodes.
Matti Hamalainen <ccr@tnsp.org>
parents:
1016
diff
changeset
|
504 } |
6436d80ae0fc
Add DMF_COMPRESSED flag for resource nodes and support for raw data nodes.
Matti Hamalainen <ccr@tnsp.org>
parents:
1016
diff
changeset
|
505 if (fread(handle->rawData, sizeof(Uint8), node->size, handle->lib->packFile->file) != node->size) |
6436d80ae0fc
Add DMF_COMPRESSED flag for resource nodes and support for raw data nodes.
Matti Hamalainen <ccr@tnsp.org>
parents:
1016
diff
changeset
|
506 { |
1046
7e54b2d08ce7
Add special debug error message function/macro that can be
Matti Hamalainen <ccr@tnsp.org>
parents:
1045
diff
changeset
|
507 ret = dmErrorDBG(DMERR_FREAD, |
1045 | 508 "Error reading raw node data '%s', %d bytes.\n", |
509 handle->filename, node->size); | |
1017
6436d80ae0fc
Add DMF_COMPRESSED flag for resource nodes and support for raw data nodes.
Matti Hamalainen <ccr@tnsp.org>
parents:
1016
diff
changeset
|
510 goto out; |
6436d80ae0fc
Add DMF_COMPRESSED flag for resource nodes and support for raw data nodes.
Matti Hamalainen <ccr@tnsp.org>
parents:
1016
diff
changeset
|
511 } |
6436d80ae0fc
Add DMF_COMPRESSED flag for resource nodes and support for raw data nodes.
Matti Hamalainen <ccr@tnsp.org>
parents:
1016
diff
changeset
|
512 } |
993
5bcd219ddde3
Some work towards dmzlib decompression support for resources.
Matti Hamalainen <ccr@tnsp.org>
parents:
989
diff
changeset
|
513 |
1010 | 514 out: |
1014
501ee5f0c043
Rename variables for consistency.
Matti Hamalainen <ccr@tnsp.org>
parents:
1010
diff
changeset
|
515 return ret; |
993
5bcd219ddde3
Some work towards dmzlib decompression support for resources.
Matti Hamalainen <ccr@tnsp.org>
parents:
989
diff
changeset
|
516 } |
5bcd219ddde3
Some work towards dmzlib decompression support for resources.
Matti Hamalainen <ccr@tnsp.org>
parents:
989
diff
changeset
|
517 |
0 | 518 |
728
867fc7f205a8
More work on resource handling cleanup.
Matti Hamalainen <ccr@tnsp.org>
parents:
727
diff
changeset
|
519 static int dm_pack_fopen(DMResource * f) |
867fc7f205a8
More work on resource handling cleanup.
Matti Hamalainen <ccr@tnsp.org>
parents:
727
diff
changeset
|
520 { |
867fc7f205a8
More work on resource handling cleanup.
Matti Hamalainen <ccr@tnsp.org>
parents:
727
diff
changeset
|
521 if ((f->flags & DMF_LOADED_RAW) == 0) |
867fc7f205a8
More work on resource handling cleanup.
Matti Hamalainen <ccr@tnsp.org>
parents:
727
diff
changeset
|
522 { |
1014
501ee5f0c043
Rename variables for consistency.
Matti Hamalainen <ccr@tnsp.org>
parents:
1010
diff
changeset
|
523 int ret = dm_pack_preload(f); |
501ee5f0c043
Rename variables for consistency.
Matti Hamalainen <ccr@tnsp.org>
parents:
1010
diff
changeset
|
524 if (ret == DMERR_OK) |
728
867fc7f205a8
More work on resource handling cleanup.
Matti Hamalainen <ccr@tnsp.org>
parents:
727
diff
changeset
|
525 f->flags |= DMF_LOADED_RAW; |
867fc7f205a8
More work on resource handling cleanup.
Matti Hamalainen <ccr@tnsp.org>
parents:
727
diff
changeset
|
526 |
1014
501ee5f0c043
Rename variables for consistency.
Matti Hamalainen <ccr@tnsp.org>
parents:
1010
diff
changeset
|
527 return ret; |
728
867fc7f205a8
More work on resource handling cleanup.
Matti Hamalainen <ccr@tnsp.org>
parents:
727
diff
changeset
|
528 } |
867fc7f205a8
More work on resource handling cleanup.
Matti Hamalainen <ccr@tnsp.org>
parents:
727
diff
changeset
|
529 else |
867fc7f205a8
More work on resource handling cleanup.
Matti Hamalainen <ccr@tnsp.org>
parents:
727
diff
changeset
|
530 return DMERR_OK; |
867fc7f205a8
More work on resource handling cleanup.
Matti Hamalainen <ccr@tnsp.org>
parents:
727
diff
changeset
|
531 } |
867fc7f205a8
More work on resource handling cleanup.
Matti Hamalainen <ccr@tnsp.org>
parents:
727
diff
changeset
|
532 |
867fc7f205a8
More work on resource handling cleanup.
Matti Hamalainen <ccr@tnsp.org>
parents:
727
diff
changeset
|
533 |
166
112eb95f2fba
Improve build system granularity.
Matti Hamalainen <ccr@tnsp.org>
parents:
124
diff
changeset
|
534 static void dm_pack_fclose(DMResource * f) |
0 | 535 { |
728
867fc7f205a8
More work on resource handling cleanup.
Matti Hamalainen <ccr@tnsp.org>
parents:
727
diff
changeset
|
536 if ((f->flags & DMF_PERSIST) == 0) |
867fc7f205a8
More work on resource handling cleanup.
Matti Hamalainen <ccr@tnsp.org>
parents:
727
diff
changeset
|
537 dmResourceFreeRawData(f); |
0 | 538 } |
166
112eb95f2fba
Improve build system granularity.
Matti Hamalainen <ccr@tnsp.org>
parents:
124
diff
changeset
|
539 #endif |
0 | 540 |
541 | |
732 | 542 static int dm_mem_freset(DMResource * f) |
543 { | |
544 f->rawOffset = 0; | |
545 return DMERR_OK; | |
546 } | |
547 | |
548 | |
0 | 549 static int dm_mem_ferror(DMResource * f) |
550 { | |
551 return f->error; | |
552 } | |
553 | |
554 | |
1036 | 555 static int dm_mem_fseek(DMResource * f, const Sint64 offset, const int whence) |
0 | 556 { |
557 off_t newPos; | |
558 | |
559 // Calculate the new position | |
560 switch (whence) | |
561 { | |
562 case SEEK_SET: | |
563 newPos = offset; | |
564 break; | |
565 | |
566 case SEEK_CUR: | |
721
bb14d7907eb2
Rename many pack & resource handling functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
630
diff
changeset
|
567 newPos = f->rawOffset + offset; |
0 | 568 break; |
569 | |
570 case SEEK_END: | |
721
bb14d7907eb2
Rename many pack & resource handling functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
630
diff
changeset
|
571 newPos = f->rawSize + offset; |
0 | 572 break; |
573 | |
574 default: | |
575 return -1; | |
576 } | |
577 | |
578 // Set the new position | |
721
bb14d7907eb2
Rename many pack & resource handling functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
630
diff
changeset
|
579 f->rawOffset = newPos; |
0 | 580 |
581 // Check the new position | |
721
bb14d7907eb2
Rename many pack & resource handling functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
630
diff
changeset
|
582 if (newPos < 0 && (size_t) newPos >= f->rawSize) |
0 | 583 return -1; |
584 | |
585 return 0; | |
586 } | |
587 | |
588 | |
589 static off_t dm_mem_fsize(DMResource * f) | |
590 { | |
721
bb14d7907eb2
Rename many pack & resource handling functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
630
diff
changeset
|
591 return f->rawSize; |
0 | 592 } |
593 | |
594 | |
1036 | 595 static Sint64 dm_mem_ftell(DMResource * f) |
0 | 596 { |
721
bb14d7907eb2
Rename many pack & resource handling functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
630
diff
changeset
|
597 return f->rawOffset; |
0 | 598 } |
599 | |
600 | |
601 static BOOL dm_mem_feof(DMResource * f) | |
602 { | |
603 // Check for EOF | |
721
bb14d7907eb2
Rename many pack & resource handling functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
630
diff
changeset
|
604 if ((size_t) f->rawOffset <= f->rawSize) |
0 | 605 return FALSE; |
606 else | |
607 return TRUE; | |
608 } | |
609 | |
610 | |
611 static int dm_mem_fgetc(DMResource * f) | |
612 { | |
613 // Check for EOF | |
721
bb14d7907eb2
Rename many pack & resource handling functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
630
diff
changeset
|
614 if ((size_t) f->rawOffset < f->rawSize) |
bb14d7907eb2
Rename many pack & resource handling functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
630
diff
changeset
|
615 return f->rawData[f->rawOffset++]; |
0 | 616 else |
617 return EOF; | |
618 } | |
619 | |
620 | |
621 static size_t dm_mem_fread(void *buf, size_t size, size_t nmemb, DMResource * f) | |
622 { | |
623 size_t length = (size * nmemb); | |
624 | |
625 // Check if we can read the whole chunk | |
721
bb14d7907eb2
Rename many pack & resource handling functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
630
diff
changeset
|
626 if (((size_t) f->rawOffset + length) >= f->rawSize) |
0 | 627 { |
721
bb14d7907eb2
Rename many pack & resource handling functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
630
diff
changeset
|
628 nmemb = (f->rawSize - f->rawOffset) / size; |
0 | 629 length = size * nmemb; |
630 } | |
631 | |
721
bb14d7907eb2
Rename many pack & resource handling functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
630
diff
changeset
|
632 memcpy(buf, f->rawData + f->rawOffset, length); |
bb14d7907eb2
Rename many pack & resource handling functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
630
diff
changeset
|
633 f->rawOffset += length; |
0 | 634 return nmemb; |
635 } | |
636 | |
637 | |
439
bc1da1f4cb4b
Implement fwrite and fputc in memio resources. They will only operate on pre-allocated memory area, thus not grow-as-write.
Matti Hamalainen <ccr@tnsp.org>
parents:
437
diff
changeset
|
638 static int dm_mem_fputc(int ch, DMResource * f) |
bc1da1f4cb4b
Implement fwrite and fputc in memio resources. They will only operate on pre-allocated memory area, thus not grow-as-write.
Matti Hamalainen <ccr@tnsp.org>
parents:
437
diff
changeset
|
639 { |
bc1da1f4cb4b
Implement fwrite and fputc in memio resources. They will only operate on pre-allocated memory area, thus not grow-as-write.
Matti Hamalainen <ccr@tnsp.org>
parents:
437
diff
changeset
|
640 // Check for EOF |
721
bb14d7907eb2
Rename many pack & resource handling functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
630
diff
changeset
|
641 if ((size_t) f->rawOffset < f->rawSize) |
439
bc1da1f4cb4b
Implement fwrite and fputc in memio resources. They will only operate on pre-allocated memory area, thus not grow-as-write.
Matti Hamalainen <ccr@tnsp.org>
parents:
437
diff
changeset
|
642 { |
721
bb14d7907eb2
Rename many pack & resource handling functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
630
diff
changeset
|
643 f->rawData[f->rawOffset++] = ch; |
439
bc1da1f4cb4b
Implement fwrite and fputc in memio resources. They will only operate on pre-allocated memory area, thus not grow-as-write.
Matti Hamalainen <ccr@tnsp.org>
parents:
437
diff
changeset
|
644 return ch; |
bc1da1f4cb4b
Implement fwrite and fputc in memio resources. They will only operate on pre-allocated memory area, thus not grow-as-write.
Matti Hamalainen <ccr@tnsp.org>
parents:
437
diff
changeset
|
645 } |
bc1da1f4cb4b
Implement fwrite and fputc in memio resources. They will only operate on pre-allocated memory area, thus not grow-as-write.
Matti Hamalainen <ccr@tnsp.org>
parents:
437
diff
changeset
|
646 else |
bc1da1f4cb4b
Implement fwrite and fputc in memio resources. They will only operate on pre-allocated memory area, thus not grow-as-write.
Matti Hamalainen <ccr@tnsp.org>
parents:
437
diff
changeset
|
647 return EOF; |
bc1da1f4cb4b
Implement fwrite and fputc in memio resources. They will only operate on pre-allocated memory area, thus not grow-as-write.
Matti Hamalainen <ccr@tnsp.org>
parents:
437
diff
changeset
|
648 } |
bc1da1f4cb4b
Implement fwrite and fputc in memio resources. They will only operate on pre-allocated memory area, thus not grow-as-write.
Matti Hamalainen <ccr@tnsp.org>
parents:
437
diff
changeset
|
649 |
bc1da1f4cb4b
Implement fwrite and fputc in memio resources. They will only operate on pre-allocated memory area, thus not grow-as-write.
Matti Hamalainen <ccr@tnsp.org>
parents:
437
diff
changeset
|
650 |
bc1da1f4cb4b
Implement fwrite and fputc in memio resources. They will only operate on pre-allocated memory area, thus not grow-as-write.
Matti Hamalainen <ccr@tnsp.org>
parents:
437
diff
changeset
|
651 static size_t dm_mem_fwrite(void *buf, size_t size, size_t nmemb, DMResource * f) |
bc1da1f4cb4b
Implement fwrite and fputc in memio resources. They will only operate on pre-allocated memory area, thus not grow-as-write.
Matti Hamalainen <ccr@tnsp.org>
parents:
437
diff
changeset
|
652 { |
bc1da1f4cb4b
Implement fwrite and fputc in memio resources. They will only operate on pre-allocated memory area, thus not grow-as-write.
Matti Hamalainen <ccr@tnsp.org>
parents:
437
diff
changeset
|
653 size_t length = (size * nmemb); |
bc1da1f4cb4b
Implement fwrite and fputc in memio resources. They will only operate on pre-allocated memory area, thus not grow-as-write.
Matti Hamalainen <ccr@tnsp.org>
parents:
437
diff
changeset
|
654 |
bc1da1f4cb4b
Implement fwrite and fputc in memio resources. They will only operate on pre-allocated memory area, thus not grow-as-write.
Matti Hamalainen <ccr@tnsp.org>
parents:
437
diff
changeset
|
655 // Check if we can write the whole chunk |
721
bb14d7907eb2
Rename many pack & resource handling functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
630
diff
changeset
|
656 if (((size_t) f->rawOffset + length) >= f->rawSize) |
439
bc1da1f4cb4b
Implement fwrite and fputc in memio resources. They will only operate on pre-allocated memory area, thus not grow-as-write.
Matti Hamalainen <ccr@tnsp.org>
parents:
437
diff
changeset
|
657 { |
721
bb14d7907eb2
Rename many pack & resource handling functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
630
diff
changeset
|
658 nmemb = (f->rawSize - f->rawOffset) / size; |
439
bc1da1f4cb4b
Implement fwrite and fputc in memio resources. They will only operate on pre-allocated memory area, thus not grow-as-write.
Matti Hamalainen <ccr@tnsp.org>
parents:
437
diff
changeset
|
659 length = size * nmemb; |
bc1da1f4cb4b
Implement fwrite and fputc in memio resources. They will only operate on pre-allocated memory area, thus not grow-as-write.
Matti Hamalainen <ccr@tnsp.org>
parents:
437
diff
changeset
|
660 } |
bc1da1f4cb4b
Implement fwrite and fputc in memio resources. They will only operate on pre-allocated memory area, thus not grow-as-write.
Matti Hamalainen <ccr@tnsp.org>
parents:
437
diff
changeset
|
661 |
bc1da1f4cb4b
Implement fwrite and fputc in memio resources. They will only operate on pre-allocated memory area, thus not grow-as-write.
Matti Hamalainen <ccr@tnsp.org>
parents:
437
diff
changeset
|
662 if (length > 0) |
bc1da1f4cb4b
Implement fwrite and fputc in memio resources. They will only operate on pre-allocated memory area, thus not grow-as-write.
Matti Hamalainen <ccr@tnsp.org>
parents:
437
diff
changeset
|
663 { |
721
bb14d7907eb2
Rename many pack & resource handling functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
630
diff
changeset
|
664 memcpy(f->rawData + f->rawOffset, buf, length); |
bb14d7907eb2
Rename many pack & resource handling functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
630
diff
changeset
|
665 f->rawOffset += length; |
439
bc1da1f4cb4b
Implement fwrite and fputc in memio resources. They will only operate on pre-allocated memory area, thus not grow-as-write.
Matti Hamalainen <ccr@tnsp.org>
parents:
437
diff
changeset
|
666 } |
bc1da1f4cb4b
Implement fwrite and fputc in memio resources. They will only operate on pre-allocated memory area, thus not grow-as-write.
Matti Hamalainen <ccr@tnsp.org>
parents:
437
diff
changeset
|
667 return nmemb; |
bc1da1f4cb4b
Implement fwrite and fputc in memio resources. They will only operate on pre-allocated memory area, thus not grow-as-write.
Matti Hamalainen <ccr@tnsp.org>
parents:
437
diff
changeset
|
668 } |
bc1da1f4cb4b
Implement fwrite and fputc in memio resources. They will only operate on pre-allocated memory area, thus not grow-as-write.
Matti Hamalainen <ccr@tnsp.org>
parents:
437
diff
changeset
|
669 |
bc1da1f4cb4b
Implement fwrite and fputc in memio resources. They will only operate on pre-allocated memory area, thus not grow-as-write.
Matti Hamalainen <ccr@tnsp.org>
parents:
437
diff
changeset
|
670 |
166
112eb95f2fba
Improve build system granularity.
Matti Hamalainen <ccr@tnsp.org>
parents:
124
diff
changeset
|
671 #ifdef DM_USE_PACKFS |
0 | 672 DMResourceOps dfPackFileOps = |
673 { | |
728
867fc7f205a8
More work on resource handling cleanup.
Matti Hamalainen <ccr@tnsp.org>
parents:
727
diff
changeset
|
674 "PackFS", |
867fc7f205a8
More work on resource handling cleanup.
Matti Hamalainen <ccr@tnsp.org>
parents:
727
diff
changeset
|
675 |
732 | 676 dm_mem_freset, |
0 | 677 dm_mem_ferror, |
678 dm_mem_fseek, | |
679 dm_mem_fsize, | |
680 dm_mem_ftell, | |
681 dm_mem_feof, | |
682 dm_mem_fgetc, | |
59
c560703e85ed
Add resource writing functions (only work for stdio backend)
Matti Hamalainen <ccr@tnsp.org>
parents:
33
diff
changeset
|
683 NULL, |
0 | 684 dm_mem_fread, |
59
c560703e85ed
Add resource writing functions (only work for stdio backend)
Matti Hamalainen <ccr@tnsp.org>
parents:
33
diff
changeset
|
685 NULL, |
0 | 686 |
728
867fc7f205a8
More work on resource handling cleanup.
Matti Hamalainen <ccr@tnsp.org>
parents:
727
diff
changeset
|
687 dm_pack_fopen, |
166
112eb95f2fba
Improve build system granularity.
Matti Hamalainen <ccr@tnsp.org>
parents:
124
diff
changeset
|
688 dm_pack_fclose, |
732 | 689 dm_pack_preload, |
0 | 690 }; |
166
112eb95f2fba
Improve build system granularity.
Matti Hamalainen <ccr@tnsp.org>
parents:
124
diff
changeset
|
691 #endif |
0 | 692 |
693 | |
694 DMResourceOps dfMemIOFileOps = | |
695 { | |
728
867fc7f205a8
More work on resource handling cleanup.
Matti Hamalainen <ccr@tnsp.org>
parents:
727
diff
changeset
|
696 "MemIO", |
867fc7f205a8
More work on resource handling cleanup.
Matti Hamalainen <ccr@tnsp.org>
parents:
727
diff
changeset
|
697 |
732 | 698 dm_mem_freset, |
0 | 699 dm_mem_ferror, |
700 dm_mem_fseek, | |
701 dm_mem_fsize, | |
702 dm_mem_ftell, | |
703 dm_mem_feof, | |
704 dm_mem_fgetc, | |
439
bc1da1f4cb4b
Implement fwrite and fputc in memio resources. They will only operate on pre-allocated memory area, thus not grow-as-write.
Matti Hamalainen <ccr@tnsp.org>
parents:
437
diff
changeset
|
705 dm_mem_fputc, |
0 | 706 dm_mem_fread, |
439
bc1da1f4cb4b
Implement fwrite and fputc in memio resources. They will only operate on pre-allocated memory area, thus not grow-as-write.
Matti Hamalainen <ccr@tnsp.org>
parents:
437
diff
changeset
|
707 dm_mem_fwrite, |
0 | 708 |
709 NULL, | |
730
3d813c81f33c
More work on resources API.
Matti Hamalainen <ccr@tnsp.org>
parents:
728
diff
changeset
|
710 dmResourceFree, |
0 | 711 NULL |
712 }; | |
713 | |
714 | |
715 /* FS file handling functions. These functions call the actual | |
716 * functions depending on where the file is located. | |
717 */ | |
728
867fc7f205a8
More work on resource handling cleanup.
Matti Hamalainen <ccr@tnsp.org>
parents:
727
diff
changeset
|
718 static int dmResourcePreload(DMResource *handle) |
29
e9f562f07cb0
Modularize some more and fix a nasty bug when raw data is not preloaded but
Matti Hamalainen <ccr@tnsp.org>
parents:
27
diff
changeset
|
719 { |
733 | 720 int ret = DMERR_OK; |
29
e9f562f07cb0
Modularize some more and fix a nasty bug when raw data is not preloaded but
Matti Hamalainen <ccr@tnsp.org>
parents:
27
diff
changeset
|
721 |
e9f562f07cb0
Modularize some more and fix a nasty bug when raw data is not preloaded but
Matti Hamalainen <ccr@tnsp.org>
parents:
27
diff
changeset
|
722 // Check if we want to preload raw data? |
737
897646df1de1
Handle preloading of resources that do not have rops.
Matti Hamalainen <ccr@tnsp.org>
parents:
736
diff
changeset
|
723 if ((handle->lib->flags & DRF_PRELOAD_RAW) || |
897646df1de1
Handle preloading of resources that do not have rops.
Matti Hamalainen <ccr@tnsp.org>
parents:
736
diff
changeset
|
724 handle->rops == NULL || handle->rops->load == NULL) |
29
e9f562f07cb0
Modularize some more and fix a nasty bug when raw data is not preloaded but
Matti Hamalainen <ccr@tnsp.org>
parents:
27
diff
changeset
|
725 { |
602
c1a5652e473d
Sanitize resource preloading function a bit.
Matti Hamalainen <ccr@tnsp.org>
parents:
553
diff
changeset
|
726 if (handle->flags & DMF_LOADED_RAW) |
c1a5652e473d
Sanitize resource preloading function a bit.
Matti Hamalainen <ccr@tnsp.org>
parents:
553
diff
changeset
|
727 ret = DMERR_OK; |
c1a5652e473d
Sanitize resource preloading function a bit.
Matti Hamalainen <ccr@tnsp.org>
parents:
553
diff
changeset
|
728 else |
c1a5652e473d
Sanitize resource preloading function a bit.
Matti Hamalainen <ccr@tnsp.org>
parents:
553
diff
changeset
|
729 if (handle->fops->preload != NULL) |
29
e9f562f07cb0
Modularize some more and fix a nasty bug when raw data is not preloaded but
Matti Hamalainen <ccr@tnsp.org>
parents:
27
diff
changeset
|
730 { |
602
c1a5652e473d
Sanitize resource preloading function a bit.
Matti Hamalainen <ccr@tnsp.org>
parents:
553
diff
changeset
|
731 ret = handle->fops->preload(handle); |
c1a5652e473d
Sanitize resource preloading function a bit.
Matti Hamalainen <ccr@tnsp.org>
parents:
553
diff
changeset
|
732 if (ret == DMERR_OK) |
728
867fc7f205a8
More work on resource handling cleanup.
Matti Hamalainen <ccr@tnsp.org>
parents:
727
diff
changeset
|
733 handle->flags |= DMF_LOADED_RAW | DMF_PERSIST; |
29
e9f562f07cb0
Modularize some more and fix a nasty bug when raw data is not preloaded but
Matti Hamalainen <ccr@tnsp.org>
parents:
27
diff
changeset
|
734 } |
733 | 735 else |
736 ret = DMERR_INIT_FAIL; | |
728
867fc7f205a8
More work on resource handling cleanup.
Matti Hamalainen <ccr@tnsp.org>
parents:
727
diff
changeset
|
737 |
732 | 738 dmfreset(handle); |
29
e9f562f07cb0
Modularize some more and fix a nasty bug when raw data is not preloaded but
Matti Hamalainen <ccr@tnsp.org>
parents:
27
diff
changeset
|
739 } |
625
e8fc083b7499
More work on resource management.
Matti Hamalainen <ccr@tnsp.org>
parents:
613
diff
changeset
|
740 |
29
e9f562f07cb0
Modularize some more and fix a nasty bug when raw data is not preloaded but
Matti Hamalainen <ccr@tnsp.org>
parents:
27
diff
changeset
|
741 // Check if resource data is to be preloaded |
721
bb14d7907eb2
Rename many pack & resource handling functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
630
diff
changeset
|
742 if (handle->lib->flags & DRF_PRELOAD_RES) |
29
e9f562f07cb0
Modularize some more and fix a nasty bug when raw data is not preloaded but
Matti Hamalainen <ccr@tnsp.org>
parents:
27
diff
changeset
|
743 { |
602
c1a5652e473d
Sanitize resource preloading function a bit.
Matti Hamalainen <ccr@tnsp.org>
parents:
553
diff
changeset
|
744 if (handle->flags & DMF_LOADED_RES) |
c1a5652e473d
Sanitize resource preloading function a bit.
Matti Hamalainen <ccr@tnsp.org>
parents:
553
diff
changeset
|
745 ret = DMERR_OK; |
c1a5652e473d
Sanitize resource preloading function a bit.
Matti Hamalainen <ccr@tnsp.org>
parents:
553
diff
changeset
|
746 else |
c1a5652e473d
Sanitize resource preloading function a bit.
Matti Hamalainen <ccr@tnsp.org>
parents:
553
diff
changeset
|
747 if (handle->rops != NULL && |
c1a5652e473d
Sanitize resource preloading function a bit.
Matti Hamalainen <ccr@tnsp.org>
parents:
553
diff
changeset
|
748 handle->rops->load != NULL) |
29
e9f562f07cb0
Modularize some more and fix a nasty bug when raw data is not preloaded but
Matti Hamalainen <ccr@tnsp.org>
parents:
27
diff
changeset
|
749 { |
728
867fc7f205a8
More work on resource handling cleanup.
Matti Hamalainen <ccr@tnsp.org>
parents:
727
diff
changeset
|
750 if ((ret = handle->fops->fopen(handle)) == DMERR_OK) |
602
c1a5652e473d
Sanitize resource preloading function a bit.
Matti Hamalainen <ccr@tnsp.org>
parents:
553
diff
changeset
|
751 { |
728
867fc7f205a8
More work on resource handling cleanup.
Matti Hamalainen <ccr@tnsp.org>
parents:
727
diff
changeset
|
752 ret = handle->rops->load(handle); |
867fc7f205a8
More work on resource handling cleanup.
Matti Hamalainen <ccr@tnsp.org>
parents:
727
diff
changeset
|
753 handle->fops->fclose(handle); |
867fc7f205a8
More work on resource handling cleanup.
Matti Hamalainen <ccr@tnsp.org>
parents:
727
diff
changeset
|
754 } |
867fc7f205a8
More work on resource handling cleanup.
Matti Hamalainen <ccr@tnsp.org>
parents:
727
diff
changeset
|
755 |
867fc7f205a8
More work on resource handling cleanup.
Matti Hamalainen <ccr@tnsp.org>
parents:
727
diff
changeset
|
756 if (ret == DMERR_OK) |
602
c1a5652e473d
Sanitize resource preloading function a bit.
Matti Hamalainen <ccr@tnsp.org>
parents:
553
diff
changeset
|
757 handle->flags |= DMF_LOADED_RES; |
728
867fc7f205a8
More work on resource handling cleanup.
Matti Hamalainen <ccr@tnsp.org>
parents:
727
diff
changeset
|
758 } |
29
e9f562f07cb0
Modularize some more and fix a nasty bug when raw data is not preloaded but
Matti Hamalainen <ccr@tnsp.org>
parents:
27
diff
changeset
|
759 |
732 | 760 dmfreset(handle); |
29
e9f562f07cb0
Modularize some more and fix a nasty bug when raw data is not preloaded but
Matti Hamalainen <ccr@tnsp.org>
parents:
27
diff
changeset
|
761 } |
e9f562f07cb0
Modularize some more and fix a nasty bug when raw data is not preloaded but
Matti Hamalainen <ccr@tnsp.org>
parents:
27
diff
changeset
|
762 |
e9f562f07cb0
Modularize some more and fix a nasty bug when raw data is not preloaded but
Matti Hamalainen <ccr@tnsp.org>
parents:
27
diff
changeset
|
763 return ret; |
e9f562f07cb0
Modularize some more and fix a nasty bug when raw data is not preloaded but
Matti Hamalainen <ccr@tnsp.org>
parents:
27
diff
changeset
|
764 } |
e9f562f07cb0
Modularize some more and fix a nasty bug when raw data is not preloaded but
Matti Hamalainen <ccr@tnsp.org>
parents:
27
diff
changeset
|
765 |
e9f562f07cb0
Modularize some more and fix a nasty bug when raw data is not preloaded but
Matti Hamalainen <ccr@tnsp.org>
parents:
27
diff
changeset
|
766 |
730
3d813c81f33c
More work on resources API.
Matti Hamalainen <ccr@tnsp.org>
parents:
728
diff
changeset
|
767 int dmf_open(DMResourceLib *lib, const char *filename, DMResource **phandle) |
0 | 768 { |
730
3d813c81f33c
More work on resources API.
Matti Hamalainen <ccr@tnsp.org>
parents:
728
diff
changeset
|
769 DMResource *handle; |
1014
501ee5f0c043
Rename variables for consistency.
Matti Hamalainen <ccr@tnsp.org>
parents:
1010
diff
changeset
|
770 int ret; |
0 | 771 |
772 // Check master directory for resource | |
730
3d813c81f33c
More work on resources API.
Matti Hamalainen <ccr@tnsp.org>
parents:
728
diff
changeset
|
773 if ((*phandle = handle = dmResourceFind(lib, filename)) == NULL) |
0 | 774 { |
124
d5cfd29c87c4
Rename some conditional compilation directives.
Matti Hamalainen <ccr@tnsp.org>
parents:
114
diff
changeset
|
775 #ifdef DM_USE_STDIO |
613
15cd5b8a29b2
Add DRF_USE_STDIO flag for resources.
Matti Hamalainen <ccr@tnsp.org>
parents:
609
diff
changeset
|
776 if (lib->flags & DRF_USE_STDIO) |
15cd5b8a29b2
Add DRF_USE_STDIO flag for resources.
Matti Hamalainen <ccr@tnsp.org>
parents:
609
diff
changeset
|
777 { |
15cd5b8a29b2
Add DRF_USE_STDIO flag for resources.
Matti Hamalainen <ccr@tnsp.org>
parents:
609
diff
changeset
|
778 // Hmm.. does not exist? Fall back to a stdio file |
1040
ebabf5aefb76
Work on resource handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
1038
diff
changeset
|
779 *phandle = handle = dmResourceNew(lib, filename, 0, 0); |
730
3d813c81f33c
More work on resources API.
Matti Hamalainen <ccr@tnsp.org>
parents:
728
diff
changeset
|
780 if (handle == NULL) |
3d813c81f33c
More work on resources API.
Matti Hamalainen <ccr@tnsp.org>
parents:
728
diff
changeset
|
781 return DMERR_MALLOC; |
613
15cd5b8a29b2
Add DRF_USE_STDIO flag for resources.
Matti Hamalainen <ccr@tnsp.org>
parents:
609
diff
changeset
|
782 |
730
3d813c81f33c
More work on resources API.
Matti Hamalainen <ccr@tnsp.org>
parents:
728
diff
changeset
|
783 handle->fops = &dfStdioFileOps; |
613
15cd5b8a29b2
Add DRF_USE_STDIO flag for resources.
Matti Hamalainen <ccr@tnsp.org>
parents:
609
diff
changeset
|
784 } |
15cd5b8a29b2
Add DRF_USE_STDIO flag for resources.
Matti Hamalainen <ccr@tnsp.org>
parents:
609
diff
changeset
|
785 else |
730
3d813c81f33c
More work on resources API.
Matti Hamalainen <ccr@tnsp.org>
parents:
728
diff
changeset
|
786 return DMERR_INIT_FAIL; |
0 | 787 #else |
788 // Stdio not enabled, fail | |
730
3d813c81f33c
More work on resources API.
Matti Hamalainen <ccr@tnsp.org>
parents:
728
diff
changeset
|
789 return DMERR_INIT_FAIL; |
0 | 790 #endif |
791 } | |
792 | |
793 // Check if the data is preloaded | |
1014
501ee5f0c043
Rename variables for consistency.
Matti Hamalainen <ccr@tnsp.org>
parents:
1010
diff
changeset
|
794 if ((ret = handle->fops->fopen(handle)) == DMERR_OK) |
730
3d813c81f33c
More work on resources API.
Matti Hamalainen <ccr@tnsp.org>
parents:
728
diff
changeset
|
795 { |
721
bb14d7907eb2
Rename many pack & resource handling functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
630
diff
changeset
|
796 dmResourceRef(handle); |
730
3d813c81f33c
More work on resources API.
Matti Hamalainen <ccr@tnsp.org>
parents:
728
diff
changeset
|
797 if (handle->flags & DMF_TEMPORARY) |
3d813c81f33c
More work on resources API.
Matti Hamalainen <ccr@tnsp.org>
parents:
728
diff
changeset
|
798 { |
3d813c81f33c
More work on resources API.
Matti Hamalainen <ccr@tnsp.org>
parents:
728
diff
changeset
|
799 handle->flags &= ~DMF_TEMPORARY; |
3d813c81f33c
More work on resources API.
Matti Hamalainen <ccr@tnsp.org>
parents:
728
diff
changeset
|
800 dmResourceInsert(lib, handle); |
3d813c81f33c
More work on resources API.
Matti Hamalainen <ccr@tnsp.org>
parents:
728
diff
changeset
|
801 } |
3d813c81f33c
More work on resources API.
Matti Hamalainen <ccr@tnsp.org>
parents:
728
diff
changeset
|
802 } |
3d813c81f33c
More work on resources API.
Matti Hamalainen <ccr@tnsp.org>
parents:
728
diff
changeset
|
803 else |
3d813c81f33c
More work on resources API.
Matti Hamalainen <ccr@tnsp.org>
parents:
728
diff
changeset
|
804 if (handle->flags & DMF_TEMPORARY) |
3d813c81f33c
More work on resources API.
Matti Hamalainen <ccr@tnsp.org>
parents:
728
diff
changeset
|
805 { |
3d813c81f33c
More work on resources API.
Matti Hamalainen <ccr@tnsp.org>
parents:
728
diff
changeset
|
806 dmResourceFree(handle); |
3d813c81f33c
More work on resources API.
Matti Hamalainen <ccr@tnsp.org>
parents:
728
diff
changeset
|
807 *phandle = handle = NULL; |
3d813c81f33c
More work on resources API.
Matti Hamalainen <ccr@tnsp.org>
parents:
728
diff
changeset
|
808 } |
0 | 809 |
737
897646df1de1
Handle preloading of resources that do not have rops.
Matti Hamalainen <ccr@tnsp.org>
parents:
736
diff
changeset
|
810 dmfreset(handle); |
1014
501ee5f0c043
Rename variables for consistency.
Matti Hamalainen <ccr@tnsp.org>
parents:
1010
diff
changeset
|
811 return ret; |
0 | 812 } |
813 | |
814 | |
730
3d813c81f33c
More work on resources API.
Matti Hamalainen <ccr@tnsp.org>
parents:
728
diff
changeset
|
815 int dmf_create_memio(DMResourceLib *lib, const char *filename, |
3d813c81f33c
More work on resources API.
Matti Hamalainen <ccr@tnsp.org>
parents:
728
diff
changeset
|
816 Uint8 *buf, const size_t size, DMResource **phandle) |
0 | 817 { |
818 DMResource *handle; | |
819 | |
820 // Check master directory for resource | |
730
3d813c81f33c
More work on resources API.
Matti Hamalainen <ccr@tnsp.org>
parents:
728
diff
changeset
|
821 if ((*phandle = handle = dmResourceFind(lib, filename)) == NULL) |
0 | 822 { |
1040
ebabf5aefb76
Work on resource handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
1038
diff
changeset
|
823 if ((*phandle = handle = dmResourceNew( |
ebabf5aefb76
Work on resource handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
1038
diff
changeset
|
824 lib, filename, size, DMF_LOADED_RAW | DMF_UNALLOCATED)) == NULL) |
730
3d813c81f33c
More work on resources API.
Matti Hamalainen <ccr@tnsp.org>
parents:
728
diff
changeset
|
825 return DMERR_MALLOC; |
0 | 826 |
721
bb14d7907eb2
Rename many pack & resource handling functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
630
diff
changeset
|
827 handle->fops = &dfMemIOFileOps; |
bb14d7907eb2
Rename many pack & resource handling functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
630
diff
changeset
|
828 handle->rawData = buf; |
bb14d7907eb2
Rename many pack & resource handling functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
630
diff
changeset
|
829 dmResourceInsert(lib, handle); |
0 | 830 } |
831 | |
832 // Increase refcount | |
721
bb14d7907eb2
Rename many pack & resource handling functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
630
diff
changeset
|
833 dmResourceRef(handle); |
732 | 834 dmfreset(handle); |
730
3d813c81f33c
More work on resources API.
Matti Hamalainen <ccr@tnsp.org>
parents:
728
diff
changeset
|
835 return DMERR_OK; |
0 | 836 } |
837 | |
838 | |
124
d5cfd29c87c4
Rename some conditional compilation directives.
Matti Hamalainen <ccr@tnsp.org>
parents:
114
diff
changeset
|
839 #ifdef DM_USE_STDIO |
730
3d813c81f33c
More work on resources API.
Matti Hamalainen <ccr@tnsp.org>
parents:
728
diff
changeset
|
840 int dmf_create_stdio(const char *filename, const char *mode, DMResource **phandle) |
0 | 841 { |
730
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842 DMResource *handle; |
1040
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|
843 if ((*phandle = handle = dmResourceNew(NULL, filename, 0, 0)) == NULL) |
730
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844 return DMERR_MALLOC; |
0 | 845 |
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846 handle->fops = &dfStdioFileOps; |
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diff
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|
847 handle->fh = fopen(filename, mode); |
0 | 848 handle->error = dmGetErrno(); |
849 | |
730
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850 if (handle->fh == NULL) |
0 | 851 { |
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|
852 dmResourceFree(handle); |
730
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853 return handle->error; |
0 | 854 } |
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855 |
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856 dmResourceRef(handle); |
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857 return DMERR_OK; |
0 | 858 } |
859 | |
860 | |
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861 int dmf_create_stdio_stream(FILE *fh, DMResource **phandle) |
0 | 862 { |
730
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863 DMResource *handle; |
1040
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|
864 if ((*phandle = handle = dmResourceNew(NULL, "", 0, 0)) == NULL) |
730
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865 return DMERR_MALLOC; |
0 | 866 |
867 handle->fops = &dfStdioFHOps; | |
721
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|
868 handle->fh = fh; |
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|
869 dmResourceRef(handle); |
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|
870 return DMERR_OK; |
0 | 871 } |
872 #endif | |
873 | |
874 | |
875 void dmf_close(DMResource * f) | |
876 { | |
877 if (f == NULL) | |
878 return; | |
879 | |
880 if (f->fops->fclose != NULL) | |
881 f->fops->fclose(f); | |
882 | |
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|
883 dmResourceUnref(f); |
0 | 884 } |
885 | |
886 | |
732 | 887 int dmfreset(DMResource *f) |
888 { | |
889 if (f == NULL) | |
890 return DMERR_NULLPTR; | |
891 | |
892 if (f->fops == NULL || f->fops->freset == NULL) | |
893 return DMERR_OK; | |
894 | |
895 return f->fops->freset(f); | |
896 } | |
897 | |
0 | 898 int dmferror(DMResource * f) |
899 { | |
900 f->atime = time(NULL); | |
901 return f->fops->ferror(f); | |
902 } | |
903 | |
1036 | 904 int dmfseek(DMResource * f, Sint64 offset, int whence) |
0 | 905 { |
906 f->atime = time(NULL); | |
907 return f->fops->fseek(f, offset, whence); | |
908 } | |
909 | |
910 off_t dmfsize(DMResource * f) | |
911 { | |
912 f->atime = time(NULL); | |
913 return f->fops->fsize(f); | |
914 } | |
915 | |
916 off_t dmftell(DMResource * f) | |
917 { | |
918 f->atime = time(NULL); | |
919 return f->fops->ftell(f); | |
920 } | |
921 | |
922 BOOL dmfeof(DMResource * f) | |
923 { | |
924 f->atime = time(NULL); | |
925 return f->fops->feof(f); | |
926 } | |
927 | |
928 int dmfgetc(DMResource * f) | |
929 { | |
930 f->atime = time(NULL); | |
931 return f->fops->fgetc(f); | |
932 } | |
933 | |
74
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Add file mode to dmf_create_stdio().
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|
934 int dmfputc(int v, DMResource * f) |
72
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935 { |
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936 f->atime = time(NULL); |
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|
937 return f->fops->fputc(v, f); |
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|
938 } |
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|
939 |
0 | 940 size_t dmfread(void *ptr, size_t size, size_t nmemb, DMResource * f) |
941 { | |
942 f->atime = time(NULL); | |
943 return f->fops->fread(ptr, size, nmemb, f); | |
944 } | |
945 | |
72
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Matti Hamalainen <ccr@tnsp.org>
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|
946 size_t dmfwrite(void *ptr, size_t size, size_t nmemb, DMResource * f) |
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|
947 { |
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|
948 f->atime = time(NULL); |
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|
949 return f->fops->fwrite(ptr, size, nmemb, f); |
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|
950 } |
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diff
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|
951 |
235 | 952 char *dmfgets(char *s, int size, DMResource * f) |
953 { | |
954 char *p = s, c; | |
955 int n = 0; | |
956 | |
957 while ((c = f->fops->fgetc(f)) != EOF) | |
958 { | |
237
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Matti Hamalainen <ccr@tnsp.org>
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236
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|
959 n++; |
235 | 960 if (c == '\n') |
961 break; | |
962 else | |
963 if (n < size - 1) | |
964 *p++ = c; | |
965 } | |
966 *p = 0; | |
967 | |
236
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Oops, dmfgets() had a nasty think-o and counted the remaining buffer space
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|
968 return (n > 0) ? s : NULL; |
235 | 969 } |
970 | |
971 | |
721
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|
972 int dmResourceRef(DMResource *node) |
0 | 973 { |
359
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|
974 if (node->lib != NULL) dmMutexLock(node->lib->mutex); |
27
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diff
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|
975 node->atime = time(NULL); |
21c14afbf63d
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diff
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|
976 node->refcount++; |
359
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|
977 if (node->lib != NULL) dmMutexUnlock(node->lib->mutex); |
0 | 978 |
27
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Matti Hamalainen <ccr@tnsp.org>
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diff
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|
979 return node->refcount; |
0 | 980 } |
981 | |
982 | |
721
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|
983 int dmResourceUnref(DMResource *node) |
0 | 984 { |
359
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|
985 if (node->lib != NULL) dmMutexLock(node->lib->mutex); |
27
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diff
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|
986 node->refcount--; |
359
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|
987 if (node->lib != NULL) dmMutexUnlock(node->lib->mutex); |
0 | 988 |
27
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diff
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|
989 return node->refcount; |
0 | 990 } |
991 | |
992 | |
625
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|
993 #ifdef DM_USE_STDIO |
727 | 994 static int dmResourcesLoadDirectory(DMResourceLib *lib, const char *path) |
0 | 995 { |
1014
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Rename variables for consistency.
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diff
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|
996 int ret = DMERR_OK; |
630 | 997 struct dirent *dh; |
625
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|
998 DIR *hdir = opendir(path); |
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|
999 if (hdir == NULL) |
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|
1000 return dmGetErrno(); |
0 | 1001 |
359
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|
1002 dmMutexLock(lib->mutex); |
0 | 1003 |
625
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|
1004 do |
0 | 1005 { |
625
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|
1006 DMResource *node = NULL; |
630 | 1007 dh = readdir(hdir); |
1008 if (dh != NULL) | |
0 | 1009 { |
625
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diff
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|
1010 struct stat sbuf; |
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1011 char *fname = dm_strdup_printf("%s/%s", path, dh->d_name); |
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|
1012 if (stat(fname, &sbuf) == -1) |
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diff
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|
1013 { |
1046
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Matti Hamalainen <ccr@tnsp.org>
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diff
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|
1014 ret = dmErrorDBG(dmGetErrno(), |
958
985225a93aeb
Add error code parameter to dmError() and dmErrorVA().
Matti Hamalainen <ccr@tnsp.org>
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diff
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|
1015 "Could not stat() %s, #%d: %s\n", |
1014
501ee5f0c043
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Matti Hamalainen <ccr@tnsp.org>
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1010
diff
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|
1016 fname, ret, dmErrorStr(ret)); |
625
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|
1017 dmFree(fname); |
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|
1018 goto out; |
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|
1019 } |
0 | 1020 |
625
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|
1021 if (S_ISREG(sbuf.st_mode)) |
1040
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Matti Hamalainen <ccr@tnsp.org>
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diff
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|
1022 node = dmResourceNew(lib, dh->d_name, sbuf.st_size, 0); |
625
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|
1023 } |
630 | 1024 |
625
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diff
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|
1025 if (node != NULL) |
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|
1026 { |
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|
1027 node->fops = &dfStdioFileOps; |
721
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diff
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|
1028 dmResourceInsert(lib, node); |
625
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diff
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|
1029 } |
630 | 1030 } while (dh != NULL); |
0 | 1031 |
625
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|
1032 out: |
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|
1033 dmMutexUnlock(lib->mutex); |
0 | 1034 |
625
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|
1035 #ifdef __WIN32 |
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|
1036 #else |
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|
1037 closedir(hdir); |
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|
1038 #endif |
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|
1039 |
1014
501ee5f0c043
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|
1040 return ret; |
0 | 1041 } |
625
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|
1042 #endif |
0 | 1043 |
1044 | |
1045 /* Resources subsystem initialization and shutdown routines | |
1046 */ | |
721
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|
1047 int dmResourcesInit(DMResourceLib **plib, const char *filename, const char *path, const int flags, int (*classifier)(DMResource *)) |
0 | 1048 { |
359
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Make resource management re-entrant.
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|
1049 DMResourceLib *lib; |
625
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|
1050 BOOL initialized = FALSE; |
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1051 |
359
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|
1052 // Allocate the resource library structure |
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|
1053 if ((*plib = lib = dmMalloc0(sizeof(DMResourceLib))) == NULL) |
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237
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|
1054 return DMERR_MALLOC; |
0 | 1055 |
359
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237
diff
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|
1056 // Basic data |
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|
1057 lib->mutex = dmCreateMutex(); |
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|
1058 lib->flags = flags; |
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|
1059 lib->resPath = dm_strdup((path != NULL) ? path : DMRES_DATA_PATH); |
0 | 1060 |
107 | 1061 |
625
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diff
changeset
|
1062 #ifdef DM_USE_PACKFS |
734 | 1063 if (flags & DRF_USE_PACK) |
0 | 1064 { |
1065 int ret; | |
1066 DMPackEntry *node; | |
1067 | |
359
59045853853d
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237
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|
1068 lib->packFilename = dm_strdup((filename != NULL) ? filename : DMRES_DATA_PACK); |
0 | 1069 |
1070 // Initialize PACK, open as read-only | |
721
bb14d7907eb2
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parents:
630
diff
changeset
|
1071 ret = dmPackOpen(lib->packFilename, &lib->packFile, TRUE); |
0 | 1072 if (ret != DMERR_OK) |
1073 { | |
625
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changeset
|
1074 if ((flags & DRF_USE_STDIO) == 0) |
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|
1075 { |
1046
7e54b2d08ce7
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Matti Hamalainen <ccr@tnsp.org>
parents:
1045
diff
changeset
|
1076 return dmErrorDBG(DMERR_INIT_FAIL, |
958
985225a93aeb
Add error code parameter to dmError() and dmErrorVA().
Matti Hamalainen <ccr@tnsp.org>
parents:
872
diff
changeset
|
1077 "Error opening PACK file '%s', #%d: %s\n", |
985225a93aeb
Add error code parameter to dmError() and dmErrorVA().
Matti Hamalainen <ccr@tnsp.org>
parents:
872
diff
changeset
|
1078 lib->packFilename, ret, dmErrorStr(ret)); |
0 | 1079 } |
734 | 1080 else |
958
985225a93aeb
Add error code parameter to dmError() and dmErrorVA().
Matti Hamalainen <ccr@tnsp.org>
parents:
872
diff
changeset
|
1081 { |
985225a93aeb
Add error code parameter to dmError() and dmErrorVA().
Matti Hamalainen <ccr@tnsp.org>
parents:
872
diff
changeset
|
1082 // Non-fatal |
1048
509e6ed3a24e
Finishing touches to the DM_DEBUG stuff.
Matti Hamalainen <ccr@tnsp.org>
parents:
1046
diff
changeset
|
1083 dmErrorDBGMsg( |
958
985225a93aeb
Add error code parameter to dmError() and dmErrorVA().
Matti Hamalainen <ccr@tnsp.org>
parents:
872
diff
changeset
|
1084 "Failed to open PACK, falling back to STDIO, '%s' %d: %s\n", |
985225a93aeb
Add error code parameter to dmError() and dmErrorVA().
Matti Hamalainen <ccr@tnsp.org>
parents:
872
diff
changeset
|
1085 lib->packFilename, ret, dmErrorStr(ret)); |
985225a93aeb
Add error code parameter to dmError() and dmErrorVA().
Matti Hamalainen <ccr@tnsp.org>
parents:
872
diff
changeset
|
1086 } |
0 | 1087 } |
625
e8fc083b7499
More work on resource management.
Matti Hamalainen <ccr@tnsp.org>
parents:
613
diff
changeset
|
1088 else |
e8fc083b7499
More work on resource management.
Matti Hamalainen <ccr@tnsp.org>
parents:
613
diff
changeset
|
1089 { |
e8fc083b7499
More work on resource management.
Matti Hamalainen <ccr@tnsp.org>
parents:
613
diff
changeset
|
1090 // Initialize resources from a PACK file |
e8fc083b7499
More work on resource management.
Matti Hamalainen <ccr@tnsp.org>
parents:
613
diff
changeset
|
1091 for (node = lib->packFile->entries; node != NULL; node = node->next) |
e8fc083b7499
More work on resource management.
Matti Hamalainen <ccr@tnsp.org>
parents:
613
diff
changeset
|
1092 { |
1040
ebabf5aefb76
Work on resource handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
1038
diff
changeset
|
1093 DMResource *res = dmResourceNew(lib, node->filename, node->size, node->flags & DMF_PACK_MASK); |
625
e8fc083b7499
More work on resource management.
Matti Hamalainen <ccr@tnsp.org>
parents:
613
diff
changeset
|
1094 if (res == NULL) |
e8fc083b7499
More work on resource management.
Matti Hamalainen <ccr@tnsp.org>
parents:
613
diff
changeset
|
1095 { |
1046
7e54b2d08ce7
Add special debug error message function/macro that can be
Matti Hamalainen <ccr@tnsp.org>
parents:
1045
diff
changeset
|
1096 return dmErrorDBG(DMERR_INIT_FAIL, |
1040
ebabf5aefb76
Work on resource handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
1038
diff
changeset
|
1097 "Could not allocate memory for resource node '%s' [0x%08x], %d bytes.\n", |
721
bb14d7907eb2
Rename many pack & resource handling functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
630
diff
changeset
|
1098 node->filename, node->flags, node->size); |
625
e8fc083b7499
More work on resource management.
Matti Hamalainen <ccr@tnsp.org>
parents:
613
diff
changeset
|
1099 } |
e8fc083b7499
More work on resource management.
Matti Hamalainen <ccr@tnsp.org>
parents:
613
diff
changeset
|
1100 |
736
ea42faa02a9a
Set packfile fileops in the appropriate handles.
Matti Hamalainen <ccr@tnsp.org>
parents:
734
diff
changeset
|
1101 res->fops = &dfPackFileOps; |
721
bb14d7907eb2
Rename many pack & resource handling functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
630
diff
changeset
|
1102 dmResourceInsert(lib, res); |
625
e8fc083b7499
More work on resource management.
Matti Hamalainen <ccr@tnsp.org>
parents:
613
diff
changeset
|
1103 } |
e8fc083b7499
More work on resource management.
Matti Hamalainen <ccr@tnsp.org>
parents:
613
diff
changeset
|
1104 |
e8fc083b7499
More work on resource management.
Matti Hamalainen <ccr@tnsp.org>
parents:
613
diff
changeset
|
1105 initialized = TRUE; |
e8fc083b7499
More work on resource management.
Matti Hamalainen <ccr@tnsp.org>
parents:
613
diff
changeset
|
1106 } |
e8fc083b7499
More work on resource management.
Matti Hamalainen <ccr@tnsp.org>
parents:
613
diff
changeset
|
1107 } |
0 | 1108 #endif |
625
e8fc083b7499
More work on resource management.
Matti Hamalainen <ccr@tnsp.org>
parents:
613
diff
changeset
|
1109 |
e8fc083b7499
More work on resource management.
Matti Hamalainen <ccr@tnsp.org>
parents:
613
diff
changeset
|
1110 #ifdef DM_USE_STDIO |
e8fc083b7499
More work on resource management.
Matti Hamalainen <ccr@tnsp.org>
parents:
613
diff
changeset
|
1111 if (!initialized && (flags & DRF_USE_STDIO)) |
0 | 1112 { |
1113 // Initialize resources from a resource directory | |
727 | 1114 int ret = dmResourcesLoadDirectory(lib, lib->resPath); |
0 | 1115 if (ret != DMERR_OK) |
625
e8fc083b7499
More work on resource management.
Matti Hamalainen <ccr@tnsp.org>
parents:
613
diff
changeset
|
1116 return ret; |
e8fc083b7499
More work on resource management.
Matti Hamalainen <ccr@tnsp.org>
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613
diff
changeset
|
1117 initialized = TRUE; |
0 | 1118 } |
625
e8fc083b7499
More work on resource management.
Matti Hamalainen <ccr@tnsp.org>
parents:
613
diff
changeset
|
1119 #endif |
e8fc083b7499
More work on resource management.
Matti Hamalainen <ccr@tnsp.org>
parents:
613
diff
changeset
|
1120 |
e8fc083b7499
More work on resource management.
Matti Hamalainen <ccr@tnsp.org>
parents:
613
diff
changeset
|
1121 if (!initialized) |
e8fc083b7499
More work on resource management.
Matti Hamalainen <ccr@tnsp.org>
parents:
613
diff
changeset
|
1122 return DMERR_INIT_FAIL; |
0 | 1123 |
26
2f463a59d732
Implement rudimentary resource system.
Matti Hamalainen <ccr@tnsp.org>
parents:
4
diff
changeset
|
1124 // Okay, classify resources |
359
59045853853d
Make resource management re-entrant.
Matti Hamalainen <ccr@tnsp.org>
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237
diff
changeset
|
1125 if (lib->resources != NULL && classifier != NULL) |
26
2f463a59d732
Implement rudimentary resource system.
Matti Hamalainen <ccr@tnsp.org>
parents:
4
diff
changeset
|
1126 { |
2f463a59d732
Implement rudimentary resource system.
Matti Hamalainen <ccr@tnsp.org>
parents:
4
diff
changeset
|
1127 DMResource *node; |
359
59045853853d
Make resource management re-entrant.
Matti Hamalainen <ccr@tnsp.org>
parents:
237
diff
changeset
|
1128 for (node = lib->resources; node != NULL; node = node->next) |
26
2f463a59d732
Implement rudimentary resource system.
Matti Hamalainen <ccr@tnsp.org>
parents:
4
diff
changeset
|
1129 { |
2f463a59d732
Implement rudimentary resource system.
Matti Hamalainen <ccr@tnsp.org>
parents:
4
diff
changeset
|
1130 int ret = classifier(node); |
2f463a59d732
Implement rudimentary resource system.
Matti Hamalainen <ccr@tnsp.org>
parents:
4
diff
changeset
|
1131 if (ret != DMERR_OK) |
107 | 1132 return ret; |
26
2f463a59d732
Implement rudimentary resource system.
Matti Hamalainen <ccr@tnsp.org>
parents:
4
diff
changeset
|
1133 } |
2f463a59d732
Implement rudimentary resource system.
Matti Hamalainen <ccr@tnsp.org>
parents:
4
diff
changeset
|
1134 } |
0 | 1135 |
1136 // Initialization complete | |
1137 return DMERR_OK; | |
1138 } | |
1139 | |
1140 | |
721
bb14d7907eb2
Rename many pack & resource handling functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
630
diff
changeset
|
1141 int dmResourcesClose(DMResourceLib *lib) |
0 | 1142 { |
1143 DMResource *node; | |
359
59045853853d
Make resource management re-entrant.
Matti Hamalainen <ccr@tnsp.org>
parents:
237
diff
changeset
|
1144 |
59045853853d
Make resource management re-entrant.
Matti Hamalainen <ccr@tnsp.org>
parents:
237
diff
changeset
|
1145 if (lib == NULL) |
59045853853d
Make resource management re-entrant.
Matti Hamalainen <ccr@tnsp.org>
parents:
237
diff
changeset
|
1146 return DMERR_NULLPTR; |
59045853853d
Make resource management re-entrant.
Matti Hamalainen <ccr@tnsp.org>
parents:
237
diff
changeset
|
1147 |
59045853853d
Make resource management re-entrant.
Matti Hamalainen <ccr@tnsp.org>
parents:
237
diff
changeset
|
1148 dmMutexLock(lib->mutex); |
0 | 1149 |
1150 // Shutdown possible subsystems | |
124
d5cfd29c87c4
Rename some conditional compilation directives.
Matti Hamalainen <ccr@tnsp.org>
parents:
114
diff
changeset
|
1151 #ifdef DM_USE_PACKFS |
359
59045853853d
Make resource management re-entrant.
Matti Hamalainen <ccr@tnsp.org>
parents:
237
diff
changeset
|
1152 if (lib->flags & DRF_USE_PACK) |
0 | 1153 { |
1014
501ee5f0c043
Rename variables for consistency.
Matti Hamalainen <ccr@tnsp.org>
parents:
1010
diff
changeset
|
1154 int ret = dmPackClose(lib->packFile); |
501ee5f0c043
Rename variables for consistency.
Matti Hamalainen <ccr@tnsp.org>
parents:
1010
diff
changeset
|
1155 if (ret != DMERR_OK) |
0 | 1156 { |
1048
509e6ed3a24e
Finishing touches to the DM_DEBUG stuff.
Matti Hamalainen <ccr@tnsp.org>
parents:
1046
diff
changeset
|
1157 dmErrorDBGMsg( |
509e6ed3a24e
Finishing touches to the DM_DEBUG stuff.
Matti Hamalainen <ccr@tnsp.org>
parents:
1046
diff
changeset
|
1158 "Error closing PACK, #%i: %s\n", |
1014
501ee5f0c043
Rename variables for consistency.
Matti Hamalainen <ccr@tnsp.org>
parents:
1010
diff
changeset
|
1159 ret, dmErrorStr(ret)); |
0 | 1160 } |
1161 | |
359
59045853853d
Make resource management re-entrant.
Matti Hamalainen <ccr@tnsp.org>
parents:
237
diff
changeset
|
1162 dmFree(lib->packFilename); |
0 | 1163 } |
1164 #endif | |
1165 | |
1166 // Free resource entries | |
359
59045853853d
Make resource management re-entrant.
Matti Hamalainen <ccr@tnsp.org>
parents:
237
diff
changeset
|
1167 node = lib->resources; |
0 | 1168 while (node != NULL) |
1169 { | |
1170 DMResource *next = node->next; | |
721
bb14d7907eb2
Rename many pack & resource handling functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
630
diff
changeset
|
1171 dmResourceFree(node); |
0 | 1172 node = next; |
1173 } | |
1174 | |
1175 // Etc. | |
359
59045853853d
Make resource management re-entrant.
Matti Hamalainen <ccr@tnsp.org>
parents:
237
diff
changeset
|
1176 dmFree(lib->resPath); |
59045853853d
Make resource management re-entrant.
Matti Hamalainen <ccr@tnsp.org>
parents:
237
diff
changeset
|
1177 dmMutexUnlock(lib->mutex); |
59045853853d
Make resource management re-entrant.
Matti Hamalainen <ccr@tnsp.org>
parents:
237
diff
changeset
|
1178 dmDestroyMutex(lib->mutex); |
59045853853d
Make resource management re-entrant.
Matti Hamalainen <ccr@tnsp.org>
parents:
237
diff
changeset
|
1179 return DMERR_OK; |
0 | 1180 } |
1181 | |
1182 | |
721
bb14d7907eb2
Rename many pack & resource handling functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
630
diff
changeset
|
1183 int dmResourcesPreload(DMResourceLib *lib, BOOL start, int *loaded, int *total) |
0 | 1184 { |
26
2f463a59d732
Implement rudimentary resource system.
Matti Hamalainen <ccr@tnsp.org>
parents:
4
diff
changeset
|
1185 int ret = DMERR_OK; |
0 | 1186 |
359
59045853853d
Make resource management re-entrant.
Matti Hamalainen <ccr@tnsp.org>
parents:
237
diff
changeset
|
1187 dmMutexLock(lib->mutex); |
0 | 1188 |
26
2f463a59d732
Implement rudimentary resource system.
Matti Hamalainen <ccr@tnsp.org>
parents:
4
diff
changeset
|
1189 // Initialize preloading |
359
59045853853d
Make resource management re-entrant.
Matti Hamalainen <ccr@tnsp.org>
parents:
237
diff
changeset
|
1190 if (lib->preload == NULL || start) |
0 | 1191 { |
1192 DMResource *node; | |
26
2f463a59d732
Implement rudimentary resource system.
Matti Hamalainen <ccr@tnsp.org>
parents:
4
diff
changeset
|
1193 |
359
59045853853d
Make resource management re-entrant.
Matti Hamalainen <ccr@tnsp.org>
parents:
237
diff
changeset
|
1194 lib->preload = lib->resources; |
0 | 1195 *loaded = 0; |
1196 *total = 0; | |
26
2f463a59d732
Implement rudimentary resource system.
Matti Hamalainen <ccr@tnsp.org>
parents:
4
diff
changeset
|
1197 |
2f463a59d732
Implement rudimentary resource system.
Matti Hamalainen <ccr@tnsp.org>
parents:
4
diff
changeset
|
1198 // Calculate total number of resources to be preloaded |
721
bb14d7907eb2
Rename many pack & resource handling functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
630
diff
changeset
|
1199 if (lib->flags & (DRF_PRELOAD_RAW | DRF_PRELOAD_RES)) |
0 | 1200 { |
721
bb14d7907eb2
Rename many pack & resource handling functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
630
diff
changeset
|
1201 for (node = lib->resources; node != NULL; node = node->next) |
0 | 1202 (*total)++; |
1203 } | |
1204 } | |
26
2f463a59d732
Implement rudimentary resource system.
Matti Hamalainen <ccr@tnsp.org>
parents:
4
diff
changeset
|
1205 else |
359
59045853853d
Make resource management re-entrant.
Matti Hamalainen <ccr@tnsp.org>
parents:
237
diff
changeset
|
1206 if (lib->preload != NULL) |
0 | 1207 { |
728
867fc7f205a8
More work on resource handling cleanup.
Matti Hamalainen <ccr@tnsp.org>
parents:
727
diff
changeset
|
1208 // Attempt to preload the resource |
867fc7f205a8
More work on resource handling cleanup.
Matti Hamalainen <ccr@tnsp.org>
parents:
727
diff
changeset
|
1209 if ((ret = dmResourcePreload(lib->preload)) != DMERR_OK) |
628
0533f94e843b
Add error message to failed preloading.
Matti Hamalainen <ccr@tnsp.org>
parents:
627
diff
changeset
|
1210 { |
1048
509e6ed3a24e
Finishing touches to the DM_DEBUG stuff.
Matti Hamalainen <ccr@tnsp.org>
parents:
1046
diff
changeset
|
1211 dmErrorDBGMsg("Error preloading '%s', %d: %s\n", |
628
0533f94e843b
Add error message to failed preloading.
Matti Hamalainen <ccr@tnsp.org>
parents:
627
diff
changeset
|
1212 lib->preload->filename, ret, dmErrorStr(ret)); |
29
e9f562f07cb0
Modularize some more and fix a nasty bug when raw data is not preloaded but
Matti Hamalainen <ccr@tnsp.org>
parents:
27
diff
changeset
|
1213 goto error; |
628
0533f94e843b
Add error message to failed preloading.
Matti Hamalainen <ccr@tnsp.org>
parents:
627
diff
changeset
|
1214 } |
26
2f463a59d732
Implement rudimentary resource system.
Matti Hamalainen <ccr@tnsp.org>
parents:
4
diff
changeset
|
1215 |
29
e9f562f07cb0
Modularize some more and fix a nasty bug when raw data is not preloaded but
Matti Hamalainen <ccr@tnsp.org>
parents:
27
diff
changeset
|
1216 (*loaded)++; |
359
59045853853d
Make resource management re-entrant.
Matti Hamalainen <ccr@tnsp.org>
parents:
237
diff
changeset
|
1217 lib->preload = lib->preload->next; |
0 | 1218 } |
1219 | |
359
59045853853d
Make resource management re-entrant.
Matti Hamalainen <ccr@tnsp.org>
parents:
237
diff
changeset
|
1220 dmMutexUnlock(lib->mutex); |
59045853853d
Make resource management re-entrant.
Matti Hamalainen <ccr@tnsp.org>
parents:
237
diff
changeset
|
1221 return (lib->preload == NULL) ? DMERR_OK : DMERR_PROGRESS; |
26
2f463a59d732
Implement rudimentary resource system.
Matti Hamalainen <ccr@tnsp.org>
parents:
4
diff
changeset
|
1222 |
2f463a59d732
Implement rudimentary resource system.
Matti Hamalainen <ccr@tnsp.org>
parents:
4
diff
changeset
|
1223 error: |
359
59045853853d
Make resource management re-entrant.
Matti Hamalainen <ccr@tnsp.org>
parents:
237
diff
changeset
|
1224 dmMutexUnlock(lib->mutex); |
26
2f463a59d732
Implement rudimentary resource system.
Matti Hamalainen <ccr@tnsp.org>
parents:
4
diff
changeset
|
1225 return ret; |
0 | 1226 } |
1227 | |
1228 | |
721
bb14d7907eb2
Rename many pack & resource handling functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
630
diff
changeset
|
1229 void dmResourcePrune(DMResourceLib *lib, const int agems, int const flags) |
0 | 1230 { |
26
2f463a59d732
Implement rudimentary resource system.
Matti Hamalainen <ccr@tnsp.org>
parents:
4
diff
changeset
|
1231 DMResource *node; |
721
bb14d7907eb2
Rename many pack & resource handling functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
630
diff
changeset
|
1232 const int stamp = time(NULL); |
359
59045853853d
Make resource management re-entrant.
Matti Hamalainen <ccr@tnsp.org>
parents:
237
diff
changeset
|
1233 dmMutexLock(lib->mutex); |
0 | 1234 |
359
59045853853d
Make resource management re-entrant.
Matti Hamalainen <ccr@tnsp.org>
parents:
237
diff
changeset
|
1235 for (node = lib->resources; node != NULL; node = node->next) |
0 | 1236 { |
1237 // Check if node has refcount of 0 and is | |
1238 // not marked as persistent resource | |
26
2f463a59d732
Implement rudimentary resource system.
Matti Hamalainen <ccr@tnsp.org>
parents:
4
diff
changeset
|
1239 if (node->refcount == 0 && |
2f463a59d732
Implement rudimentary resource system.
Matti Hamalainen <ccr@tnsp.org>
parents:
4
diff
changeset
|
1240 (node->flags & DMF_PERSIST) == 0 && |
2f463a59d732
Implement rudimentary resource system.
Matti Hamalainen <ccr@tnsp.org>
parents:
4
diff
changeset
|
1241 (node->flags & (DMF_LOADED_RES | DMF_LOADED_RAW))) |
0 | 1242 { |
721
bb14d7907eb2
Rename many pack & resource handling functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
630
diff
changeset
|
1243 if (((flags & DMPRUNE_ATIME) && stamp - node->atime >= agems) || |
bb14d7907eb2
Rename many pack & resource handling functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
630
diff
changeset
|
1244 ((flags & DMPRUNE_MTIME) && stamp - node->mtime >= agems)) |
0 | 1245 { |
721
bb14d7907eb2
Rename many pack & resource handling functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
630
diff
changeset
|
1246 dmResourceFreeResData(node); |
bb14d7907eb2
Rename many pack & resource handling functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
630
diff
changeset
|
1247 dmResourceFreeRawData(node); |
0 | 1248 } |
1249 } | |
1250 } | |
1251 | |
359
59045853853d
Make resource management re-entrant.
Matti Hamalainen <ccr@tnsp.org>
parents:
237
diff
changeset
|
1252 dmMutexUnlock(lib->mutex); |
0 | 1253 } |
1254 | |
1255 | |
1256 /* Helper resource access routines | |
1257 */ | |
553
b60220fd1669
s/Uint8/void/ in dmf_{read,write}_str().
Matti Hamalainen <ccr@tnsp.org>
parents:
439
diff
changeset
|
1258 int dmf_read_str(DMResource *f, void *s, size_t l) |
0 | 1259 { |
553
b60220fd1669
s/Uint8/void/ in dmf_{read,write}_str().
Matti Hamalainen <ccr@tnsp.org>
parents:
439
diff
changeset
|
1260 return dmfread(s, 1, l, f) == l; |
0 | 1261 } |
1262 | |
437
3d9c044ec08d
Add dmf_{write,read}_byte() convenience functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
406
diff
changeset
|
1263 BOOL dmf_read_byte(DMResource *f, Uint8 *val) |
3d9c044ec08d
Add dmf_{write,read}_byte() convenience functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
406
diff
changeset
|
1264 { |
3d9c044ec08d
Add dmf_{write,read}_byte() convenience functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
406
diff
changeset
|
1265 int tmp = dmfgetc(f); |
3d9c044ec08d
Add dmf_{write,read}_byte() convenience functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
406
diff
changeset
|
1266 *val = tmp; |
3d9c044ec08d
Add dmf_{write,read}_byte() convenience functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
406
diff
changeset
|
1267 return tmp != EOF; |
3d9c044ec08d
Add dmf_{write,read}_byte() convenience functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
406
diff
changeset
|
1268 } |
0 | 1269 |
1270 #define DM_DEFINE_FUNC(xname, xtype, xmacro) \ | |
1271 BOOL dmf_read_ ## xname (DMResource *f, xtype *v) { \ | |
1272 xtype result; \ | |
1273 if (dmfread(&result, sizeof( xtype ), 1, f) != 1) \ | |
1274 return FALSE; \ | |
1275 *v = DM_ ## xmacro ## _TO_NATIVE (result); \ | |
1276 return TRUE; \ | |
1277 } | |
1278 | |
1279 DM_DEFINE_FUNC(le16, Uint16, LE16) | |
1280 DM_DEFINE_FUNC(le32, Uint32, LE32) | |
1281 | |
1282 DM_DEFINE_FUNC(be16, Uint16, BE16) | |
1283 DM_DEFINE_FUNC(be32, Uint32, BE32) | |
1284 | |
1285 DM_DEFINE_FUNC(le64, Uint64, LE64) | |
1286 DM_DEFINE_FUNC(be64, Uint64, BE64) |