2 * $XFree86: xc/lib/fontconfig/src/fcint.h,v 1.16 2002/07/06 23:47:44 keithp Exp $
4 * Copyright © 2000 Keith Packard, member of The XFree86 Project, Inc.
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.
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.
34 #include <sys/types.h>
37 #include <fontconfig/fontconfig.h>
38 #include <fontconfig/fcprivate.h>
39 #include <fontconfig/fcfreetype.h>
44 typedef struct _FcSymbolic {
49 #ifndef FC_CONFIG_PATH
50 #define FC_CONFIG_PATH "fonts.conf"
53 #define FC_FONT_FILE_INVALID ((FcChar8 *) ".")
54 #define FC_FONT_FILE_DIR ((FcChar8 *) ".dir")
56 #define FC_DBG_MATCH 1
57 #define FC_DBG_MATCHV 2
59 #define FC_DBG_FONTSET 8
60 #define FC_DBG_CACHE 16
61 #define FC_DBG_CACHEV 32
62 #define FC_DBG_PARSE 64
63 #define FC_DBG_SCAN 128
64 #define FC_DBG_SCANV 256
65 #define FC_DBG_MEMORY 512
67 #define FC_MEM_CHARSET 0
68 #define FC_MEM_CHARNODE 1
69 #define FC_MEM_FONTSET 2
70 #define FC_MEM_FONTPTR 3
71 #define FC_MEM_OBJECTSET 4
72 #define FC_MEM_OBJECTPTR 5
73 #define FC_MEM_MATRIX 6
74 #define FC_MEM_PATTERN 7
75 #define FC_MEM_PATELT 8
76 #define FC_MEM_VALLIST 9
77 #define FC_MEM_SUBSTATE 10
78 #define FC_MEM_STRING 11
79 #define FC_MEM_LISTBUCK 12
81 #define FC_MEM_STRSET 14
82 #define FC_MEM_STRLIST 15
83 #define FC_MEM_CONFIG 16
85 typedef enum _FcValueBinding {
86 FcValueBindingWeak, FcValueBindingStrong
89 typedef struct _FcValueList {
90 struct _FcValueList *next;
92 FcValueBinding binding;
95 typedef struct _FcPatternElt {
108 FcOpInteger, FcOpDouble, FcOpString, FcOpMatrix, FcOpBool, FcOpCharSet,
110 FcOpField, FcOpConst,
111 FcOpAssign, FcOpAssignReplace,
112 FcOpPrependFirst, FcOpPrepend, FcOpAppend, FcOpAppendLast,
114 FcOpOr, FcOpAnd, FcOpEqual, FcOpNotEqual, FcOpContains,
115 FcOpLess, FcOpLessEqual, FcOpMore, FcOpMoreEqual,
116 FcOpPlus, FcOpMinus, FcOpTimes, FcOpDivide,
117 FcOpNot, FcOpComma, FcOpInvalid
120 typedef struct _FcExpr {
132 struct _FcExpr *left, *right;
137 typedef enum _FcQual {
138 FcQualAny, FcQualAll, FcQualFirst, FcQualNotFirst
141 typedef struct _FcTest {
142 struct _FcTest *next;
149 typedef struct _FcEdit {
150 struct _FcEdit *next;
156 typedef struct _FcSubst {
157 struct _FcSubst *next;
162 typedef struct _FcCharLeaf {
163 FcChar32 map[256/32];
166 typedef enum _FcLangResult {
167 FcLangEqual, FcLangDifferentCountry, FcLangDifferentLang
171 int ref; /* reference count */
172 FcBool constant; /* in hash table constant */
173 int num; /* size of leaves and numbers arrays */
179 int ref; /* reference count */
190 typedef struct _FcStrBuf {
199 * The per-user ~/.fonts.cache file is loaded into
200 * this data structure. Each directory gets a substructure
201 * which is validated by comparing the directory timestamp with
202 * that saved in the cache. When valid, the entire directory cache
203 * can be immediately loaded without reading the directory. Otherwise,
204 * the files are checked individually; updated files are loaded into the
205 * cache which is then rewritten to the users home directory
208 #define FC_GLOBAL_CACHE_DIR_HASH_SIZE 37
209 #define FC_GLOBAL_CACHE_FILE_HASH_SIZE 67
211 typedef struct _FcGlobalCacheInfo {
218 typedef struct _FcGlobalCacheFile {
219 struct _FcGlobalCacheFile *next;
220 FcGlobalCacheInfo info;
225 typedef struct _FcGlobalCacheSubdir {
226 struct _FcGlobalCacheSubdir *next;
228 } FcGlobalCacheSubdir;
230 typedef struct _FcGlobalCacheDir {
231 struct _FcGlobalCacheDir *next;
232 FcGlobalCacheInfo info;
234 FcGlobalCacheFile *ents[FC_GLOBAL_CACHE_FILE_HASH_SIZE];
235 FcGlobalCacheSubdir *subdirs;
238 typedef struct _FcGlobalCache {
239 FcGlobalCacheDir *ents[FC_GLOBAL_CACHE_DIR_HASH_SIZE];
247 FcChar8 *file; /* original file name */
248 FcChar8 *new; /* temp file name -- write data here */
249 FcChar8 *lck; /* lockfile name (used for locking) */
250 FcChar8 *tmp; /* tmpfile name (used for locking) */
261 * File names loaded from the configuration -- saved here as the
262 * cache file must be consulted before the directories are scanned,
263 * and those directives may occur in any order
265 FcStrSet *configDirs; /* directories to scan for fonts */
266 FcChar8 *cache; /* name of per-user cache file */
268 * Set of allowed blank chars -- used to
269 * trim fonts of bogus glyphs
273 * List of directories containing fonts,
274 * built by recursively scanning the set
275 * of configured directories
279 * Names of all of the configuration files used
280 * to create this configuration
282 FcStrSet *configFiles; /* config files loaded */
284 * Substitution instructions for patterns and fonts;
285 * maxObjects is used to allocate appropriate intermediate storage
286 * while performing a whole set of substitutions
288 FcSubst *substPattern; /* substitutions for patterns */
289 FcSubst *substFont; /* substitutions for fonts */
290 int maxObjects; /* maximum number of tests in all substs */
292 * The set of fonts loaded from the listed directories; the
293 * order within the set does not determine the font selection,
294 * except in the case of identical matches in which case earlier fonts
295 * match preferrentially
297 FcFontSet *fonts[FcSetApplication + 1];
299 * Fontconfig can periodically rescan the system configuration
300 * and font directories. This rescanning occurs when font
301 * listing requests are made, but no more often than rescanInterval
304 time_t rescanTime; /* last time information was scanned */
305 int rescanInterval; /* interval between scans */
308 extern FcConfig *_fcConfig;
310 typedef struct _FcCharMap FcCharMap;
317 FcGlobalCacheCreate (void);
320 FcGlobalCacheDestroy (FcGlobalCache *cache);
323 FcGlobalCacheCheckTime (FcGlobalCacheInfo *info);
326 FcGlobalCacheReferenced (FcGlobalCache *cache,
327 FcGlobalCacheInfo *info);
330 FcGlobalCacheDirGet (FcGlobalCache *cache,
333 FcBool create_missing);
336 FcGlobalCacheScanDir (FcFontSet *set,
338 FcGlobalCache *cache,
342 FcGlobalCacheFileGet (FcGlobalCache *cache,
349 FcGlobalCacheLoad (FcGlobalCache *cache,
350 const FcChar8 *cache_file);
353 FcGlobalCacheUpdate (FcGlobalCache *cache,
356 const FcChar8 *name);
359 FcGlobalCacheSave (FcGlobalCache *cache,
360 const FcChar8 *cache_file);
363 FcDirCacheValid (const FcChar8 *cache_file);
366 FcDirCacheReadDir (FcFontSet *set, FcStrSet *dirs, const FcChar8 *dir);
369 FcDirCacheWriteDir (FcFontSet *set, FcStrSet *dirs, const FcChar8 *dir);
374 FcConfigAddConfigDir (FcConfig *config,
378 FcConfigAddFontDir (FcConfig *config,
382 FcConfigAddDir (FcConfig *config,
386 FcConfigAddConfigFile (FcConfig *config,
390 FcConfigSetCache (FcConfig *config,
394 FcConfigAddBlank (FcConfig *config,
398 FcConfigAddEdit (FcConfig *config,
404 FcConfigSetFonts (FcConfig *config,
409 FcConfigCompareValue (const FcValue m,
415 FcCharSetFreeze (FcCharSet *cs);
418 FcNameUnparseCharSet (FcStrBuf *buf, const FcCharSet *c);
421 FcNameParseCharSet (FcChar8 *string);
424 FcFreeTypeUcs4ToPrivate (FcChar32 ucs4, const FcCharMap *map);
427 FcFreeTypePrivateToUcs4 (FcChar32 private, const FcCharMap *map);
430 FcFreeTypeGetPrivateMap (FT_Encoding encoding);
434 FcValueListPrint (FcValueList *l);
440 FcTestPrint (FcTest *test);
443 FcExprPrint (FcExpr *expr);
446 FcEditPrint (FcEdit *edit);
449 FcSubstPrint (FcSubst *subst);
462 FcFreeTypeIsExclusiveLang (const FcChar8 *lang);
465 FcFreeTypeHasLang (FcPattern *pattern, const FcChar8 *lang);
470 FcConfigparse (void);
476 FcConfigerror (char *fmt, ...);
479 FcConfigSaveField (const char *field);
482 FcTestCreate (FcQual qual, const FcChar8 *field, FcOp compare, FcExpr *expr);
485 FcTestDestroy (FcTest *test);
488 FcExprCreateInteger (int i);
491 FcExprCreateDouble (double d);
494 FcExprCreateString (const FcChar8 *s);
497 FcExprCreateMatrix (const FcMatrix *m);
500 FcExprCreateBool (FcBool b);
503 FcExprCreateNil (void);
506 FcExprCreateField (const char *field);
509 FcExprCreateConst (const FcChar8 *constant);
512 FcExprCreateOp (FcExpr *left, FcOp op, FcExpr *right);
515 FcExprDestroy (FcExpr *e);
518 FcEditCreate (const char *field, FcOp op, FcExpr *expr);
521 FcEditDestroy (FcEdit *e);
529 FcMemAlloc (int kind, int size);
532 FcMemFree (int kind, int size);
536 FcFreeTypeSetLang (FcPattern *pattern,
538 const FcChar8 *exclusiveLang);
541 FcLangCompare (const FcChar8 *s1, const FcChar8 *s2);
544 FcCharSetForLang (const FcChar8 *lang);
553 FcNameBool (FcChar8 *v, FcBool *result);
557 FcValueListDestroy (FcValueList *l);
560 FcPatternFindElt (const FcPattern *p, const char *object);
563 FcPatternInsertElt (FcPattern *p, const char *object);
566 FcPatternAddWithBinding (FcPattern *p,
569 FcValueBinding binding,
576 extern const FcMatrix FcIdentityMatrix;
579 FcMatrixFree (FcMatrix *mat);
583 FcStrPlus (const FcChar8 *s1, const FcChar8 *s2);
586 FcStrFree (FcChar8 *s);
589 FcStrBufInit (FcStrBuf *buf, FcChar8 *init, int size);
592 FcStrBufDestroy (FcStrBuf *buf);
595 FcStrBufDone (FcStrBuf *buf);
598 FcStrBufChar (FcStrBuf *buf, FcChar8 c);
601 FcStrBufString (FcStrBuf *buf, const FcChar8 *s);
604 FcStrBufData (FcStrBuf *buf, const FcChar8 *s, int len);
607 FcStrCmpIgnoreBlanksAndCase (const FcChar8 *s1, const FcChar8 *s2);
609 #endif /* _FC_INT_H_ */