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24330d27 | 1 | /* |
94421e40 | 2 | * $RCSId: xc/lib/fontconfig/src/fcname.c,v 1.15 2002/09/26 00:17:28 keithp Exp $ |
24330d27 | 3 | * |
46b51147 | 4 | * Copyright © 2000 Keith Packard |
24330d27 KP |
5 | * |
6 | * Permission to use, copy, modify, distribute, and sell this software and its | |
7 | * documentation for any purpose is hereby granted without fee, provided that | |
8 | * the above copyright notice appear in all copies and that both that | |
9 | * copyright notice and this permission notice appear in supporting | |
10 | * documentation, and that the name of Keith Packard not be used in | |
11 | * advertising or publicity pertaining to distribution of the software without | |
12 | * specific, written prior permission. Keith Packard makes no | |
13 | * representations about the suitability of this software for any purpose. It | |
14 | * is provided "as is" without express or implied warranty. | |
15 | * | |
16 | * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, | |
17 | * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO | |
18 | * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR | |
19 | * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, | |
20 | * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER | |
21 | * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR | |
22 | * PERFORMANCE OF THIS SOFTWARE. | |
23 | */ | |
24 | ||
f045376c | 25 | #include "fcint.h" |
24330d27 KP |
26 | #include <ctype.h> |
27 | #include <stdlib.h> | |
28 | #include <string.h> | |
29 | #include <stdio.h> | |
24330d27 | 30 | |
7f37423d | 31 | /* Please do not revoke any of these bindings. */ |
5fe09702 | 32 | /* The __DUMMY__ object enables callers to distinguish the error return |
7ce19673 | 33 | * of FcObjectToPtrLookup from FC_FAMILY's FcObject, which would |
5fe09702 | 34 | * otherwise be 0. */ |
24330d27 | 35 | static const FcObjectType _FcBaseObjectTypes[] = { |
5fe09702 | 36 | { "__DUMMY__", FcTypeVoid, }, |
24330d27 | 37 | { FC_FAMILY, FcTypeString, }, |
4f27c1c0 | 38 | { FC_FAMILYLANG, FcTypeString, }, |
24330d27 | 39 | { FC_STYLE, FcTypeString, }, |
4f27c1c0 KP |
40 | { FC_STYLELANG, FcTypeString, }, |
41 | { FC_FULLNAME, FcTypeString, }, | |
42 | { FC_FULLNAMELANG, FcTypeString, }, | |
24330d27 KP |
43 | { FC_SLANT, FcTypeInteger, }, |
44 | { FC_WEIGHT, FcTypeInteger, }, | |
81fa16c3 | 45 | { FC_WIDTH, FcTypeInteger, }, |
24330d27 | 46 | { FC_SIZE, FcTypeDouble, }, |
2a41214a | 47 | { FC_ASPECT, FcTypeDouble, }, |
24330d27 KP |
48 | { FC_PIXEL_SIZE, FcTypeDouble, }, |
49 | { FC_SPACING, FcTypeInteger, }, | |
50 | { FC_FOUNDRY, FcTypeString, }, | |
24330d27 | 51 | { FC_ANTIALIAS, FcTypeBool, }, |
f077d662 | 52 | { FC_HINT_STYLE, FcTypeInteger, }, |
4c003605 KP |
53 | { FC_HINTING, FcTypeBool, }, |
54 | { FC_VERTICAL_LAYOUT, FcTypeBool, }, | |
55 | { FC_AUTOHINT, FcTypeBool, }, | |
56 | { FC_GLOBAL_ADVANCE, FcTypeBool, }, | |
24330d27 KP |
57 | { FC_FILE, FcTypeString, }, |
58 | { FC_INDEX, FcTypeInteger, }, | |
59 | { FC_RASTERIZER, FcTypeString, }, | |
60 | { FC_OUTLINE, FcTypeBool, }, | |
61 | { FC_SCALABLE, FcTypeBool, }, | |
4c003605 | 62 | { FC_DPI, FcTypeDouble }, |
24330d27 KP |
63 | { FC_RGBA, FcTypeInteger, }, |
64 | { FC_SCALE, FcTypeDouble, }, | |
24330d27 KP |
65 | { FC_MINSPACE, FcTypeBool, }, |
66 | { FC_CHAR_WIDTH, FcTypeInteger }, | |
67 | { FC_CHAR_HEIGHT, FcTypeInteger }, | |
68 | { FC_MATRIX, FcTypeMatrix }, | |
69 | { FC_CHARSET, FcTypeCharSet }, | |
d8d73958 | 70 | { FC_LANG, FcTypeLangSet }, |
a342e87d | 71 | { FC_FONTVERSION, FcTypeInteger }, |
dbf68dd5 | 72 | { FC_CAPABILITY, FcTypeString }, |
537e3d23 | 73 | { FC_FONTFORMAT, FcTypeString }, |
414f7202 | 74 | { FC_EMBOLDEN, FcTypeBool }, |
720298e7 | 75 | { FC_EMBEDDED_BITMAP, FcTypeBool }, |
24330d27 KP |
76 | }; |
77 | ||
78 | #define NUM_OBJECT_TYPES (sizeof _FcBaseObjectTypes / sizeof _FcBaseObjectTypes[0]) | |
79 | ||
13cdf607 PL |
80 | static FcObjectType * _FcUserObjectNames = 0; |
81 | static int user_obj_alloc = 0; | |
14143250 | 82 | static int next_basic_offset = NUM_OBJECT_TYPES; |
13cdf607 | 83 | |
24330d27 KP |
84 | typedef struct _FcObjectTypeList FcObjectTypeList; |
85 | ||
86 | struct _FcObjectTypeList { | |
87 | const FcObjectTypeList *next; | |
88 | const FcObjectType *types; | |
89 | int ntypes; | |
14143250 | 90 | int basic_offset; |
24330d27 KP |
91 | }; |
92 | ||
93 | static const FcObjectTypeList _FcBaseObjectTypesList = { | |
94 | 0, | |
95 | _FcBaseObjectTypes, | |
9ab79bdf PL |
96 | NUM_OBJECT_TYPES, |
97 | 0 | |
24330d27 KP |
98 | }; |
99 | ||
100 | static const FcObjectTypeList *_FcObjectTypes = &_FcBaseObjectTypesList; | |
101 | ||
102 | FcBool | |
103 | FcNameRegisterObjectTypes (const FcObjectType *types, int ntypes) | |
104 | { | |
105 | FcObjectTypeList *l; | |
106 | ||
107 | l = (FcObjectTypeList *) malloc (sizeof (FcObjectTypeList)); | |
108 | if (!l) | |
109 | return FcFalse; | |
9dac3c59 | 110 | FcMemAlloc (FC_MEM_OBJECTTYPE, sizeof (FcObjectTypeList)); |
24330d27 KP |
111 | l->types = types; |
112 | l->ntypes = ntypes; | |
113 | l->next = _FcObjectTypes; | |
14143250 PL |
114 | l->basic_offset = next_basic_offset; |
115 | next_basic_offset += ntypes; | |
24330d27 KP |
116 | _FcObjectTypes = l; |
117 | return FcTrue; | |
118 | } | |
119 | ||
7f37423d PL |
120 | static FcBool |
121 | FcNameUnregisterObjectTypesFree (const FcObjectType *types, int ntypes, | |
122 | FcBool do_free) | |
24330d27 KP |
123 | { |
124 | const FcObjectTypeList *l, **prev; | |
125 | ||
126 | for (prev = &_FcObjectTypes; | |
127 | (l = *prev); | |
128 | prev = (const FcObjectTypeList **) &(l->next)) | |
129 | { | |
130 | if (l->types == types && l->ntypes == ntypes) | |
131 | { | |
132 | *prev = l->next; | |
7f37423d PL |
133 | if (do_free) { |
134 | FcMemFree (FC_MEM_OBJECTTYPE, sizeof (FcObjectTypeList)); | |
135 | free ((void *) l); | |
136 | } | |
24330d27 KP |
137 | return FcTrue; |
138 | } | |
139 | } | |
140 | return FcFalse; | |
141 | } | |
142 | ||
7f37423d PL |
143 | FcBool |
144 | FcNameUnregisterObjectTypes (const FcObjectType *types, int ntypes) | |
145 | { | |
146 | return FcNameUnregisterObjectTypesFree (types, ntypes, FcTrue); | |
147 | } | |
148 | ||
24330d27 KP |
149 | const FcObjectType * |
150 | FcNameGetObjectType (const char *object) | |
151 | { | |
152 | int i; | |
153 | const FcObjectTypeList *l; | |
154 | const FcObjectType *t; | |
155 | ||
156 | for (l = _FcObjectTypes; l; l = l->next) | |
157 | { | |
c6103dfb PL |
158 | if (l == (FcObjectTypeList*)_FcUserObjectNames) |
159 | continue; | |
160 | ||
24330d27 KP |
161 | for (i = 0; i < l->ntypes; i++) |
162 | { | |
163 | t = &l->types[i]; | |
bc9469ba | 164 | if (!strcmp (object, t->object)) |
24330d27 KP |
165 | return t; |
166 | } | |
167 | } | |
168 | return 0; | |
169 | } | |
170 | ||
13cdf607 PL |
171 | #define OBJECT_HASH_SIZE 31 |
172 | struct objectBucket { | |
173 | struct objectBucket *next; | |
174 | FcChar32 hash; | |
175 | int id; | |
176 | }; | |
177 | static struct objectBucket *FcObjectBuckets[OBJECT_HASH_SIZE]; | |
178 | ||
14143250 PL |
179 | /* Design constraint: biggest_known_ntypes must never change |
180 | * after any call to FcNameRegisterObjectTypes. */ | |
13cdf607 | 181 | static const FcObjectType *biggest_known_types = _FcBaseObjectTypes; |
13cdf607 | 182 | static int biggest_known_ntypes = NUM_OBJECT_TYPES; |
13cdf607 PL |
183 | |
184 | ||
7ce19673 | 185 | static FcObject |
7f37423d | 186 | FcObjectToPtrLookup (const char * object) |
4262e0b3 | 187 | { |
7ce19673 | 188 | FcObject i = 0, n; |
4262e0b3 | 189 | const FcObjectTypeList *l; |
8cfa0bbc | 190 | FcObjectType *t = _FcUserObjectNames; |
a56e89ab | 191 | FcBool replace; |
7f37423d | 192 | |
4262e0b3 PL |
193 | for (l = _FcObjectTypes; l; l = l->next) |
194 | { | |
195 | for (i = 0; i < l->ntypes; i++) | |
196 | { | |
13cdf607 | 197 | t = (FcObjectType *)&l->types[i]; |
4262e0b3 | 198 | if (!strcmp (object, t->object)) |
13cdf607 | 199 | { |
8cfa0bbc | 200 | if (l->types == _FcUserObjectNames) |
14143250 | 201 | return -i; |
13cdf607 | 202 | else |
14143250 | 203 | return l->basic_offset + i; |
13cdf607 | 204 | } |
4262e0b3 PL |
205 | } |
206 | } | |
4262e0b3 | 207 | |
5fe09702 PL |
208 | /* We didn't match. Look for the application's FcObjectTypeList |
209 | * and replace it in-place. */ | |
13cdf607 PL |
210 | for (l = _FcObjectTypes; l; l = l->next) |
211 | { | |
212 | if (l->types == _FcUserObjectNames) | |
213 | break; | |
214 | } | |
7f37423d | 215 | |
a56e89ab | 216 | replace = l && l->types == _FcUserObjectNames; |
13cdf607 | 217 | if (!_FcUserObjectNames || |
a56e89ab | 218 | (replace && user_obj_alloc <= l->ntypes)) |
13cdf607 PL |
219 | { |
220 | int nt = user_obj_alloc + 4; | |
a56e89ab | 221 | FcObjectType * tt = realloc (_FcUserObjectNames, |
13cdf607 | 222 | nt * sizeof (FcObjectType)); |
a56e89ab | 223 | if (!tt) |
14143250 | 224 | return 0; |
a56e89ab | 225 | _FcUserObjectNames = tt; |
13cdf607 PL |
226 | user_obj_alloc = nt; |
227 | } | |
228 | ||
a56e89ab | 229 | if (replace) |
13cdf607 PL |
230 | { |
231 | n = l->ntypes; | |
232 | FcNameUnregisterObjectTypesFree (l->types, l->ntypes, FcFalse); | |
233 | } | |
234 | else | |
235 | n = 0; | |
236 | ||
237 | FcNameRegisterObjectTypes (_FcUserObjectNames, n+1); | |
238 | ||
8cfa0bbc | 239 | if (!_FcUserObjectNames) |
13cdf607 PL |
240 | return 0; |
241 | ||
8cfa0bbc PL |
242 | _FcUserObjectNames[n].object = object; |
243 | _FcUserObjectNames[n].type = FcTypeVoid; | |
13cdf607 | 244 | |
14143250 | 245 | return -n; |
13cdf607 | 246 | } |
7f37423d | 247 | |
7ce19673 KP |
248 | FcBool |
249 | FcObjectValidType (FcObject object, FcType type) | |
250 | { | |
251 | if (object < NUM_OBJECT_TYPES && _FcBaseObjectTypes[object].type != type) | |
252 | return FcFalse; | |
253 | return FcTrue; | |
254 | } | |
255 | ||
256 | FcObject | |
257 | FcObjectFromName (const char * name) | |
7f37423d PL |
258 | { |
259 | FcChar32 hash = FcStringHash ((const FcChar8 *) name); | |
260 | struct objectBucket **p; | |
261 | struct objectBucket *b; | |
262 | int size; | |
263 | ||
264 | for (p = &FcObjectBuckets[hash % OBJECT_HASH_SIZE]; (b = *p); p = &(b->next) | |
265 | ) | |
266 | if (b->hash == hash && !strcmp (name, (char *) (b + 1))) | |
267 | return b->id; | |
268 | size = sizeof (struct objectBucket) + strlen (name) + 1; | |
23787a8f PL |
269 | /* workaround glibc bug which reads strlen in groups of 4 */ |
270 | b = malloc (size + sizeof (int)); | |
271 | FcMemAlloc (FC_MEM_STATICSTR, size + sizeof(int)); | |
7f37423d | 272 | if (!b) |
14143250 | 273 | return 0; |
7f37423d PL |
274 | b->next = 0; |
275 | b->hash = hash; | |
276 | b->id = FcObjectToPtrLookup (name); | |
277 | strcpy ((char *) (b + 1), name); | |
278 | *p = b; | |
279 | return b->id; | |
280 | } | |
281 | ||
282 | void | |
283 | FcObjectStaticNameFini (void) | |
284 | { | |
285 | int i, size; | |
286 | struct objectBucket *b, *next; | |
287 | char *name; | |
288 | ||
289 | for (i = 0; i < OBJECT_HASH_SIZE; i++) | |
290 | { | |
291 | for (b = FcObjectBuckets[i]; b; b = next) | |
292 | { | |
293 | next = b->next; | |
294 | name = (char *) (b + 1); | |
295 | size = sizeof (struct objectBucket) + strlen (name) + 1; | |
296 | FcMemFree (FC_MEM_STATICSTR, size); | |
297 | free (b); | |
298 | } | |
299 | FcObjectBuckets[i] = 0; | |
300 | } | |
301 | } | |
302 | ||
4262e0b3 | 303 | const char * |
7ce19673 | 304 | FcObjectName (FcObject object) |
4262e0b3 | 305 | { |
14143250 PL |
306 | const FcObjectTypeList *l; |
307 | int i, j; | |
308 | ||
7ce19673 | 309 | if (object > 0) |
14143250 | 310 | { |
7ce19673 KP |
311 | if (object < biggest_known_ntypes) |
312 | return biggest_known_types[object].object; | |
14143250 PL |
313 | |
314 | j = 0; | |
315 | for (l = _FcObjectTypes; l; l = l->next) | |
316 | for (i = 0; i < l->ntypes; i++, j++) | |
7ce19673 | 317 | if (j == object) |
14143250 PL |
318 | return l->types[i].object; |
319 | } | |
320 | ||
7ce19673 | 321 | return _FcUserObjectNames[-object].object; |
4262e0b3 PL |
322 | } |
323 | ||
24330d27 | 324 | static const FcConstant _FcBaseConstants[] = { |
81fa16c3 KP |
325 | { (FcChar8 *) "thin", "weight", FC_WEIGHT_THIN, }, |
326 | { (FcChar8 *) "extralight", "weight", FC_WEIGHT_EXTRALIGHT, }, | |
327 | { (FcChar8 *) "ultralight", "weight", FC_WEIGHT_EXTRALIGHT, }, | |
ccb3e93b | 328 | { (FcChar8 *) "light", "weight", FC_WEIGHT_LIGHT, }, |
1f71c4d8 | 329 | { (FcChar8 *) "book", "weight", FC_WEIGHT_BOOK, }, |
81fa16c3 | 330 | { (FcChar8 *) "regular", "weight", FC_WEIGHT_REGULAR, }, |
ccb3e93b KP |
331 | { (FcChar8 *) "medium", "weight", FC_WEIGHT_MEDIUM, }, |
332 | { (FcChar8 *) "demibold", "weight", FC_WEIGHT_DEMIBOLD, }, | |
81fa16c3 | 333 | { (FcChar8 *) "semibold", "weight", FC_WEIGHT_DEMIBOLD, }, |
ccb3e93b | 334 | { (FcChar8 *) "bold", "weight", FC_WEIGHT_BOLD, }, |
81fa16c3 KP |
335 | { (FcChar8 *) "extrabold", "weight", FC_WEIGHT_EXTRABOLD, }, |
336 | { (FcChar8 *) "ultrabold", "weight", FC_WEIGHT_EXTRABOLD, }, | |
ccb3e93b KP |
337 | { (FcChar8 *) "black", "weight", FC_WEIGHT_BLACK, }, |
338 | ||
339 | { (FcChar8 *) "roman", "slant", FC_SLANT_ROMAN, }, | |
340 | { (FcChar8 *) "italic", "slant", FC_SLANT_ITALIC, }, | |
341 | { (FcChar8 *) "oblique", "slant", FC_SLANT_OBLIQUE, }, | |
342 | ||
81fa16c3 KP |
343 | { (FcChar8 *) "ultracondensed", "width", FC_WIDTH_ULTRACONDENSED }, |
344 | { (FcChar8 *) "extracondensed", "width", FC_WIDTH_EXTRACONDENSED }, | |
345 | { (FcChar8 *) "condensed", "width", FC_WIDTH_CONDENSED }, | |
346 | { (FcChar8 *) "semicondensed", "width", FC_WIDTH_SEMICONDENSED }, | |
347 | { (FcChar8 *) "normal", "width", FC_WIDTH_NORMAL }, | |
348 | { (FcChar8 *) "semiexpanded", "width", FC_WIDTH_SEMIEXPANDED }, | |
349 | { (FcChar8 *) "expanded", "width", FC_WIDTH_EXPANDED }, | |
350 | { (FcChar8 *) "extraexpanded", "width", FC_WIDTH_EXTRAEXPANDED }, | |
351 | { (FcChar8 *) "ultraexpanded", "width", FC_WIDTH_ULTRAEXPANDED }, | |
352 | ||
ccb3e93b | 353 | { (FcChar8 *) "proportional", "spacing", FC_PROPORTIONAL, }, |
a05d257f | 354 | { (FcChar8 *) "dual", "spacing", FC_DUAL, }, |
ccb3e93b KP |
355 | { (FcChar8 *) "mono", "spacing", FC_MONO, }, |
356 | { (FcChar8 *) "charcell", "spacing", FC_CHARCELL, }, | |
357 | ||
1852d490 | 358 | { (FcChar8 *) "unknown", "rgba", FC_RGBA_UNKNOWN }, |
ccb3e93b KP |
359 | { (FcChar8 *) "rgb", "rgba", FC_RGBA_RGB, }, |
360 | { (FcChar8 *) "bgr", "rgba", FC_RGBA_BGR, }, | |
361 | { (FcChar8 *) "vrgb", "rgba", FC_RGBA_VRGB }, | |
362 | { (FcChar8 *) "vbgr", "rgba", FC_RGBA_VBGR }, | |
1852d490 | 363 | { (FcChar8 *) "none", "rgba", FC_RGBA_NONE }, |
f077d662 OT |
364 | |
365 | { (FcChar8 *) "hintnone", "hintstyle", FC_HINT_NONE }, | |
366 | { (FcChar8 *) "hintslight", "hintstyle", FC_HINT_SLIGHT }, | |
367 | { (FcChar8 *) "hintmedium", "hintstyle", FC_HINT_MEDIUM }, | |
368 | { (FcChar8 *) "hintfull", "hintstyle", FC_HINT_FULL }, | |
24330d27 KP |
369 | }; |
370 | ||
371 | #define NUM_FC_CONSTANTS (sizeof _FcBaseConstants/sizeof _FcBaseConstants[0]) | |
372 | ||
373 | typedef struct _FcConstantList FcConstantList; | |
374 | ||
375 | struct _FcConstantList { | |
376 | const FcConstantList *next; | |
377 | const FcConstant *consts; | |
378 | int nconsts; | |
379 | }; | |
380 | ||
381 | static const FcConstantList _FcBaseConstantList = { | |
382 | 0, | |
383 | _FcBaseConstants, | |
384 | NUM_FC_CONSTANTS | |
385 | }; | |
386 | ||
387 | static const FcConstantList *_FcConstants = &_FcBaseConstantList; | |
388 | ||
389 | FcBool | |
390 | FcNameRegisterConstants (const FcConstant *consts, int nconsts) | |
391 | { | |
392 | FcConstantList *l; | |
393 | ||
394 | l = (FcConstantList *) malloc (sizeof (FcConstantList)); | |
395 | if (!l) | |
396 | return FcFalse; | |
9dac3c59 | 397 | FcMemAlloc (FC_MEM_CONSTANT, sizeof (FcConstantList)); |
24330d27 KP |
398 | l->consts = consts; |
399 | l->nconsts = nconsts; | |
400 | l->next = _FcConstants; | |
401 | _FcConstants = l; | |
402 | return FcTrue; | |
403 | } | |
404 | ||
405 | FcBool | |
406 | FcNameUnregisterConstants (const FcConstant *consts, int nconsts) | |
407 | { | |
408 | const FcConstantList *l, **prev; | |
409 | ||
410 | for (prev = &_FcConstants; | |
411 | (l = *prev); | |
412 | prev = (const FcConstantList **) &(l->next)) | |
413 | { | |
414 | if (l->consts == consts && l->nconsts == nconsts) | |
415 | { | |
416 | *prev = l->next; | |
9dac3c59 | 417 | FcMemFree (FC_MEM_CONSTANT, sizeof (FcConstantList)); |
24330d27 KP |
418 | free ((void *) l); |
419 | return FcTrue; | |
420 | } | |
421 | } | |
422 | return FcFalse; | |
423 | } | |
424 | ||
425 | const FcConstant * | |
ccb3e93b | 426 | FcNameGetConstant (FcChar8 *string) |
24330d27 KP |
427 | { |
428 | const FcConstantList *l; | |
429 | int i; | |
94421e40 | 430 | |
24330d27 KP |
431 | for (l = _FcConstants; l; l = l->next) |
432 | { | |
433 | for (i = 0; i < l->nconsts; i++) | |
434 | if (!FcStrCmpIgnoreCase (string, l->consts[i].name)) | |
435 | return &l->consts[i]; | |
436 | } | |
437 | return 0; | |
438 | } | |
439 | ||
440 | FcBool | |
ccb3e93b | 441 | FcNameConstant (FcChar8 *string, int *result) |
24330d27 KP |
442 | { |
443 | const FcConstant *c; | |
444 | ||
445 | if ((c = FcNameGetConstant(string))) | |
446 | { | |
447 | *result = c->value; | |
448 | return FcTrue; | |
449 | } | |
450 | return FcFalse; | |
451 | } | |
452 | ||
453 | FcBool | |
ca60d2b5 | 454 | FcNameBool (const FcChar8 *v, FcBool *result) |
24330d27 KP |
455 | { |
456 | char c0, c1; | |
457 | ||
458 | c0 = *v; | |
94421e40 | 459 | c0 = FcToLower (c0); |
24330d27 KP |
460 | if (c0 == 't' || c0 == 'y' || c0 == '1') |
461 | { | |
462 | *result = FcTrue; | |
463 | return FcTrue; | |
464 | } | |
465 | if (c0 == 'f' || c0 == 'n' || c0 == '0') | |
466 | { | |
467 | *result = FcFalse; | |
468 | return FcTrue; | |
469 | } | |
470 | if (c0 == 'o') | |
471 | { | |
472 | c1 = v[1]; | |
94421e40 | 473 | c1 = FcToLower (c1); |
24330d27 KP |
474 | if (c1 == 'n') |
475 | { | |
476 | *result = FcTrue; | |
477 | return FcTrue; | |
478 | } | |
479 | if (c1 == 'f') | |
480 | { | |
481 | *result = FcFalse; | |
482 | return FcTrue; | |
483 | } | |
484 | } | |
485 | return FcFalse; | |
486 | } | |
487 | ||
488 | static FcValue | |
ccb3e93b | 489 | FcNameConvert (FcType type, FcChar8 *string, FcMatrix *m) |
24330d27 KP |
490 | { |
491 | FcValue v; | |
492 | ||
493 | v.type = type; | |
494 | switch (v.type) { | |
495 | case FcTypeInteger: | |
496 | if (!FcNameConstant (string, &v.u.i)) | |
ccb3e93b | 497 | v.u.i = atoi ((char *) string); |
24330d27 KP |
498 | break; |
499 | case FcTypeString: | |
7f37423d | 500 | v.u.s = FcStrStaticName(string); |
24330d27 KP |
501 | break; |
502 | case FcTypeBool: | |
503 | if (!FcNameBool (string, &v.u.b)) | |
504 | v.u.b = FcFalse; | |
505 | break; | |
506 | case FcTypeDouble: | |
ccb3e93b | 507 | v.u.d = strtod ((char *) string, 0); |
24330d27 KP |
508 | break; |
509 | case FcTypeMatrix: | |
4262e0b3 | 510 | v.u.m = m; |
ccb3e93b | 511 | sscanf ((char *) string, "%lg %lg %lg %lg", &m->xx, &m->xy, &m->yx, &m->yy); |
24330d27 KP |
512 | break; |
513 | case FcTypeCharSet: | |
4262e0b3 | 514 | v.u.c = FcNameParseCharSet (string); |
24330d27 | 515 | break; |
d8d73958 | 516 | case FcTypeLangSet: |
4262e0b3 | 517 | v.u.l = FcNameParseLangSet (string); |
d8d73958 | 518 | break; |
24330d27 KP |
519 | default: |
520 | break; | |
521 | } | |
522 | return v; | |
523 | } | |
524 | ||
ccb3e93b KP |
525 | static const FcChar8 * |
526 | FcNameFindNext (const FcChar8 *cur, const char *delim, FcChar8 *save, FcChar8 *last) | |
24330d27 | 527 | { |
ccb3e93b | 528 | FcChar8 c; |
24330d27 KP |
529 | |
530 | while ((c = *cur)) | |
531 | { | |
532 | if (c == '\\') | |
533 | { | |
534 | ++cur; | |
535 | if (!(c = *cur)) | |
536 | break; | |
537 | } | |
538 | else if (strchr (delim, c)) | |
539 | break; | |
540 | ++cur; | |
541 | *save++ = c; | |
542 | } | |
543 | *save = 0; | |
544 | *last = *cur; | |
545 | if (*cur) | |
546 | cur++; | |
547 | return cur; | |
548 | } | |
549 | ||
550 | FcPattern * | |
ccb3e93b | 551 | FcNameParse (const FcChar8 *name) |
24330d27 | 552 | { |
ccb3e93b | 553 | FcChar8 *save; |
24330d27 KP |
554 | FcPattern *pat; |
555 | double d; | |
ccb3e93b KP |
556 | FcChar8 *e; |
557 | FcChar8 delim; | |
24330d27 KP |
558 | FcValue v; |
559 | FcMatrix m; | |
560 | const FcObjectType *t; | |
561 | const FcConstant *c; | |
562 | ||
9dac3c59 | 563 | /* freed below */ |
ccb3e93b | 564 | save = malloc (strlen ((char *) name) + 1); |
24330d27 KP |
565 | if (!save) |
566 | goto bail0; | |
567 | pat = FcPatternCreate (); | |
568 | if (!pat) | |
569 | goto bail1; | |
570 | ||
571 | for (;;) | |
572 | { | |
573 | name = FcNameFindNext (name, "-,:", save, &delim); | |
574 | if (save[0]) | |
575 | { | |
576 | if (!FcPatternAddString (pat, FC_FAMILY, save)) | |
577 | goto bail2; | |
578 | } | |
579 | if (delim != ',') | |
580 | break; | |
581 | } | |
582 | if (delim == '-') | |
583 | { | |
584 | for (;;) | |
585 | { | |
586 | name = FcNameFindNext (name, "-,:", save, &delim); | |
ccb3e93b | 587 | d = strtod ((char *) save, (char **) &e); |
24330d27 KP |
588 | if (e != save) |
589 | { | |
590 | if (!FcPatternAddDouble (pat, FC_SIZE, d)) | |
591 | goto bail2; | |
592 | } | |
593 | if (delim != ',') | |
594 | break; | |
595 | } | |
596 | } | |
597 | while (delim == ':') | |
598 | { | |
599 | name = FcNameFindNext (name, "=_:", save, &delim); | |
600 | if (save[0]) | |
601 | { | |
602 | if (delim == '=' || delim == '_') | |
603 | { | |
ccb3e93b | 604 | t = FcNameGetObjectType ((char *) save); |
24330d27 KP |
605 | for (;;) |
606 | { | |
607 | name = FcNameFindNext (name, ":,", save, &delim); | |
5fe09702 | 608 | if (t && strcmp (t->object, _FcBaseObjectTypes[0].object)) |
24330d27 KP |
609 | { |
610 | v = FcNameConvert (t->type, save, &m); | |
611 | if (!FcPatternAdd (pat, t->object, v, FcTrue)) | |
612 | { | |
d8d73958 KP |
613 | switch (v.type) { |
614 | case FcTypeCharSet: | |
4262e0b3 | 615 | FcCharSetDestroy ((FcCharSet *) v.u.c); |
d8d73958 KP |
616 | break; |
617 | case FcTypeLangSet: | |
4262e0b3 | 618 | FcLangSetDestroy ((FcLangSet *) v.u.l); |
d8d73958 KP |
619 | break; |
620 | default: | |
621 | break; | |
622 | } | |
24330d27 KP |
623 | goto bail2; |
624 | } | |
d8d73958 KP |
625 | switch (v.type) { |
626 | case FcTypeCharSet: | |
4262e0b3 | 627 | FcCharSetDestroy ((FcCharSet *) v.u.c); |
d8d73958 KP |
628 | break; |
629 | case FcTypeLangSet: | |
4262e0b3 | 630 | FcLangSetDestroy ((FcLangSet *) v.u.l); |
d8d73958 KP |
631 | break; |
632 | default: | |
633 | break; | |
634 | } | |
24330d27 KP |
635 | } |
636 | if (delim != ',') | |
637 | break; | |
638 | } | |
639 | } | |
640 | else | |
641 | { | |
642 | if ((c = FcNameGetConstant (save))) | |
643 | { | |
644 | if (!FcPatternAddInteger (pat, c->object, c->value)) | |
645 | goto bail2; | |
646 | } | |
647 | } | |
648 | } | |
649 | } | |
650 | ||
651 | free (save); | |
652 | return pat; | |
653 | ||
654 | bail2: | |
655 | FcPatternDestroy (pat); | |
656 | bail1: | |
657 | free (save); | |
658 | bail0: | |
659 | return 0; | |
660 | } | |
24330d27 | 661 | static FcBool |
c2e7c611 | 662 | FcNameUnparseString (FcStrBuf *buf, |
24330d27 KP |
663 | const FcChar8 *string, |
664 | const FcChar8 *escape) | |
665 | { | |
666 | FcChar8 c; | |
667 | while ((c = *string++)) | |
668 | { | |
669 | if (escape && strchr ((char *) escape, (char) c)) | |
670 | { | |
c2e7c611 | 671 | if (!FcStrBufChar (buf, escape[0])) |
24330d27 KP |
672 | return FcFalse; |
673 | } | |
c2e7c611 | 674 | if (!FcStrBufChar (buf, c)) |
24330d27 KP |
675 | return FcFalse; |
676 | } | |
677 | return FcTrue; | |
678 | } | |
679 | ||
680 | static FcBool | |
c2e7c611 | 681 | FcNameUnparseValue (FcStrBuf *buf, |
4262e0b3 | 682 | FcValue *v0, |
24330d27 KP |
683 | FcChar8 *escape) |
684 | { | |
685 | FcChar8 temp[1024]; | |
4262e0b3 | 686 | FcValue v = FcValueCanonicalize(v0); |
24330d27 KP |
687 | |
688 | switch (v.type) { | |
689 | case FcTypeVoid: | |
690 | return FcTrue; | |
691 | case FcTypeInteger: | |
692 | sprintf ((char *) temp, "%d", v.u.i); | |
693 | return FcNameUnparseString (buf, temp, 0); | |
694 | case FcTypeDouble: | |
695 | sprintf ((char *) temp, "%g", v.u.d); | |
696 | return FcNameUnparseString (buf, temp, 0); | |
697 | case FcTypeString: | |
4262e0b3 | 698 | return FcNameUnparseString (buf, v.u.s, escape); |
24330d27 | 699 | case FcTypeBool: |
ccb3e93b | 700 | return FcNameUnparseString (buf, v.u.b ? (FcChar8 *) "True" : (FcChar8 *) "False", 0); |
24330d27 KP |
701 | case FcTypeMatrix: |
702 | sprintf ((char *) temp, "%g %g %g %g", | |
4262e0b3 | 703 | v.u.m->xx, v.u.m->xy, v.u.m->yx, v.u.m->yy); |
24330d27 KP |
704 | return FcNameUnparseString (buf, temp, 0); |
705 | case FcTypeCharSet: | |
4262e0b3 | 706 | return FcNameUnparseCharSet (buf, v.u.c); |
d8d73958 | 707 | case FcTypeLangSet: |
4262e0b3 | 708 | return FcNameUnparseLangSet (buf, v.u.l); |
88c747e2 KP |
709 | case FcTypeFTFace: |
710 | return FcTrue; | |
24330d27 KP |
711 | } |
712 | return FcFalse; | |
713 | } | |
714 | ||
715 | static FcBool | |
c2e7c611 | 716 | FcNameUnparseValueList (FcStrBuf *buf, |
cd2ec1a9 | 717 | FcValueListPtr v, |
ccb3e93b | 718 | FcChar8 *escape) |
24330d27 | 719 | { |
7ce19673 | 720 | while (v) |
24330d27 | 721 | { |
7ce19673 | 722 | if (!FcNameUnparseValue (buf, &v->value, escape)) |
24330d27 | 723 | return FcFalse; |
7ce19673 | 724 | if ((v = FcValueListNext(v)) != NULL) |
ccb3e93b | 725 | if (!FcNameUnparseString (buf, (FcChar8 *) ",", 0)) |
24330d27 KP |
726 | return FcFalse; |
727 | } | |
728 | return FcTrue; | |
729 | } | |
730 | ||
731 | #define FC_ESCAPE_FIXED "\\-:," | |
732 | #define FC_ESCAPE_VARIABLE "\\=_:," | |
733 | ||
734 | FcChar8 * | |
735 | FcNameUnparse (FcPattern *pat) | |
2fa3f27e PL |
736 | { |
737 | return FcNameUnparseEscaped (pat, FcTrue); | |
738 | } | |
739 | ||
740 | FcChar8 * | |
741 | FcNameUnparseEscaped (FcPattern *pat, FcBool escape) | |
24330d27 | 742 | { |
c2e7c611 | 743 | FcStrBuf buf; |
24330d27 KP |
744 | FcChar8 buf_static[8192]; |
745 | int i; | |
746 | FcPatternElt *e; | |
747 | const FcObjectTypeList *l; | |
748 | const FcObjectType *o; | |
749 | ||
c2e7c611 | 750 | FcStrBufInit (&buf, buf_static, sizeof (buf_static)); |
7ce19673 | 751 | e = FcPatternObjectFindElt (pat, FC_FAMILY_OBJECT); |
24330d27 KP |
752 | if (e) |
753 | { | |
7ce19673 | 754 | if (!FcNameUnparseValueList (&buf, FcPatternEltValues(e), escape ? (FcChar8 *) FC_ESCAPE_FIXED : 0)) |
24330d27 KP |
755 | goto bail0; |
756 | } | |
7ce19673 | 757 | e = FcPatternObjectFindElt (pat, FC_SIZE_OBJECT); |
24330d27 KP |
758 | if (e) |
759 | { | |
ccb3e93b | 760 | if (!FcNameUnparseString (&buf, (FcChar8 *) "-", 0)) |
24330d27 | 761 | goto bail0; |
7ce19673 | 762 | if (!FcNameUnparseValueList (&buf, FcPatternEltValues(e), escape ? (FcChar8 *) FC_ESCAPE_FIXED : 0)) |
24330d27 KP |
763 | goto bail0; |
764 | } | |
765 | for (l = _FcObjectTypes; l; l = l->next) | |
766 | { | |
767 | for (i = 0; i < l->ntypes; i++) | |
768 | { | |
769 | o = &l->types[i]; | |
770 | if (!strcmp (o->object, FC_FAMILY) || | |
771 | !strcmp (o->object, FC_SIZE) || | |
772 | !strcmp (o->object, FC_FILE)) | |
773 | continue; | |
774 | ||
7ce19673 | 775 | e = FcPatternObjectFindElt (pat, FcObjectFromName (o->object)); |
24330d27 KP |
776 | if (e) |
777 | { | |
ccb3e93b | 778 | if (!FcNameUnparseString (&buf, (FcChar8 *) ":", 0)) |
24330d27 | 779 | goto bail0; |
2fa3f27e | 780 | if (!FcNameUnparseString (&buf, (FcChar8 *) o->object, escape ? (FcChar8 *) FC_ESCAPE_VARIABLE : 0)) |
24330d27 | 781 | goto bail0; |
ccb3e93b | 782 | if (!FcNameUnparseString (&buf, (FcChar8 *) "=", 0)) |
24330d27 | 783 | goto bail0; |
7ce19673 | 784 | if (!FcNameUnparseValueList (&buf, FcPatternEltValues(e), escape ? |
2fa3f27e | 785 | (FcChar8 *) FC_ESCAPE_VARIABLE : 0)) |
24330d27 KP |
786 | goto bail0; |
787 | } | |
788 | } | |
789 | } | |
c2e7c611 | 790 | return FcStrBufDone (&buf); |
24330d27 | 791 | bail0: |
c2e7c611 | 792 | FcStrBufDestroy (&buf); |
24330d27 KP |
793 | return 0; |
794 | } |