src/fcint.h

   1 /*
   2  * $RCSId: xc/lib/fontconfig/src/fcint.h,v 1.27 2002/08/31 22:17:32 keithp Exp $
   3  *
   4  * Copyright © 2000 Keith Packard
   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
  25 #ifndef _FCINT_H_
  26 #define _FCINT_H_
  27
  28 #ifdef HAVE_CONFIG_H
  29 #include <config.h>
  30 #endif
  31
  32 #include <stdlib.h>
  33 #include <stdio.h>
  34 #ifdef HAVE_INTTYPES_H
  35 #include <inttypes.h>
  36 #elif defined(HAVE_STDINT_H)
  37 #include <stdint.h>
  38 #else
  39 #error missing C99 integer data types
  40 #endif
  41 #include <string.h>
  42 #include <ctype.h>
  43 #include <errno.h>
  44 #include <unistd.h>
  45 #include <sys/types.h>
  46 #include <sys/stat.h>
  47 #include <time.h>
  48 #include <fontconfig/fontconfig.h>
  49 #include <fontconfig/fcprivate.h>
  50 #include <fontconfig/fcfreetype.h>
  51
  52 #ifndef FC_CONFIG_PATH
  53 #define FC_CONFIG_PATH "fonts.conf"
  54 #endif
  55
  56 #ifdef _WIN32
  57 #define FC_SEARCH_PATH_SEPARATOR ';'
  58 #else
  59 #define FC_SEARCH_PATH_SEPARATOR ':'
  60 #endif
  61
  62 #define FC_DBG_MATCH    1
  63 #define FC_DBG_MATCHV   2
  64 #define FC_DBG_EDIT     4
  65 #define FC_DBG_FONTSET  8
  66 #define FC_DBG_CACHE    16
  67 #define FC_DBG_CACHEV   32
  68 #define FC_DBG_PARSE    64
  69 #define FC_DBG_SCAN     128
  70 #define FC_DBG_SCANV    256
  71 #define FC_DBG_MEMORY   512
  72 #define FC_DBG_CONFIG   1024
  73 #define FC_DBG_LANGSET  2048
  74 #define FC_DBG_OBJTYPES 4096
  75
  76 #define FC_MEM_CHARSET      0
  77 #define FC_MEM_CHARLEAF     1
  78 #define FC_MEM_FONTSET      2
  79 #define FC_MEM_FONTPTR      3
  80 #define FC_MEM_OBJECTSET    4
  81 #define FC_MEM_OBJECTPTR    5
  82 #define FC_MEM_MATRIX       6
  83 #define FC_MEM_PATTERN      7
  84 #define FC_MEM_PATELT       8
  85 #define FC_MEM_VALLIST      9
  86 #define FC_MEM_SUBSTATE     10
  87 #define FC_MEM_STRING       11
  88 #define FC_MEM_LISTBUCK     12
  89 #define FC_MEM_STRSET       13
  90 #define FC_MEM_STRLIST      14
  91 #define FC_MEM_CONFIG       15
  92 #define FC_MEM_LANGSET      16
  93 #define FC_MEM_ATOMIC       17
  94 #define FC_MEM_BLANKS       18
  95 #define FC_MEM_CACHE        19
  96 #define FC_MEM_STRBUF       20
  97 #define FC_MEM_SUBST        21
  98 #define FC_MEM_OBJECTTYPE   22
  99 #define FC_MEM_CONSTANT     23
 100 #define FC_MEM_TEST         24
 101 #define FC_MEM_EXPR         25
 102 #define FC_MEM_VSTACK       26
 103 #define FC_MEM_ATTR         27
 104 #define FC_MEM_PSTACK       28
 105 #define FC_MEM_STATICSTR    29
 106
 107 #define FC_MEM_NUM          30
 108
 109 #define FC_BANK_DYNAMIC 0
 110 #define FC_BANK_FIRST 1
 111 #define FC_BANK_LANGS       0xfcfcfcfc
 112
 113 /* slim_internal.h */
 114 #if (__GNUC__ > 3 || (__GNUC__ == 3 && __GNUC_MINOR__ >= 3)) && defined(__ELF__)
 115 #define FcPrivate               __attribute__((__visibility__("hidden")))
 116 #elif defined(__SUNPRO_C) && (__SUNPRO_C >= 0x550)
 117 #define FcPrivate               __hidden
 118 #else /* not gcc >= 3.3 and not Sun Studio >= 8 */
 119 #define FcPrivate
 120 #endif
 121
 122 typedef enum _FcValueBinding {
 123     FcValueBindingWeak, FcValueBindingStrong, FcValueBindingSame
 124 } FcValueBinding;
 125
 126 /*
 127  * Serialized data structures use only offsets instead of pointers
 128  * A low bit of 1 indicates an offset.
 129  */
 130
 131 /* Is the provided pointer actually an offset? */
 132 #define FcIsEncodedOffset(p)    ((((intptr_t) (p)) & 1) != 0)
 133
 134 /* Encode offset in a pointer of type t */
 135 #define FcOffsetEncode(o,t)     ((t *) ((o) | 1))
 136
 137 /* Decode a pointer into an offset */
 138 #define FcOffsetDecode(p)       (((intptr_t) (p)) & ~1)
 139
 140 /* Compute pointer offset */
 141 #define FcPtrToOffset(b,p)      ((intptr_t) (p) - (intptr_t) (b))
 142
 143 /* Given base address, offset and type, return a pointer */
 144 #define FcOffsetToPtr(b,o,t)    ((t *) ((intptr_t) (b) + (o)))
 145
 146 /* Given base address, encoded offset and type, return a pointer */
 147 #define FcEncodedOffsetToPtr(b,p,t) FcOffsetToPtr(b,FcOffsetDecode(p),t)
 148
 149 /* Given base address, pointer and type, return an encoded offset */
 150 #define FcPtrToEncodedOffset(b,p,t) FcOffsetEncode(FcPtrToOffset(b,p),t)
 151
 152 /* Given a structure, offset member and type, return pointer */
 153 #define FcOffsetMember(s,m,t)       FcOffsetToPtr(s,(s)->m,t)
 154
 155 /* Given a structure, encoded offset member and type, return pointer to member */
 156 #define FcEncodedOffsetMember(s,m,t) FcOffsetToPtr(s,FcOffsetDecode((s)->m), t)
 157
 158 /* Given a structure, member and type, convert the member to a pointer */
 159 #define FcPointerMember(s,m,t)  (FcIsEncodedOffset((s)->m) ? \
 160                                  FcEncodedOffsetMember (s,m,t) : \
 161                                  (s)->m)
 162
 163 /*
 164  * Serialized values may hold strings, charsets and langsets as pointers,
 165  * unfortunately FcValue is an exposed type so we can't just always use
 166  * offsets
 167  */
 168 #define FcValueString(v)        FcPointerMember(v,u.s,FcChar8)
 169 #define FcValueCharSet(v)       FcPointerMember(v,u.c,const FcCharSet)
 170 #define FcValueLangSet(v)       FcPointerMember(v,u.l,const FcLangSet)
 171
 172 typedef struct _FcValueList *FcValueListPtr;
 173
 174 typedef struct _FcValueList {
 175     struct _FcValueList *next;
 176     FcValue             value;
 177     FcValueBinding      binding;
 178 } FcValueList;
 179
 180 #define FcValueListNext(vl)     FcPointerMember(vl,next,FcValueList)
 181
 182 typedef int FcObject;
 183
 184 typedef struct _FcPatternElt *FcPatternEltPtr;
 185
 186 /*
 187  * Pattern elts are stuck in a structure connected to the pattern,
 188  * so they get moved around when the pattern is resized. Hence, the
 189  * values field must be a pointer/offset instead of just an offset
 190  */
 191 typedef struct _FcPatternElt {
 192     FcObject            object;
 193     FcValueList         *values;
 194 } FcPatternElt;
 195
 196 #define FcPatternEltValues(pe)  FcPointerMember(pe,values,FcValueList)
 197
 198 struct _FcPattern {
 199     int             num;
 200     int             size;
 201     intptr_t        elts_offset;
 202     int             ref;
 203 };
 204
 205 #define FcPatternElts(p)        FcOffsetMember(p,elts_offset,FcPatternElt)
 206
 207 #define FcFontSetFonts(fs)      FcPointerMember(fs,fonts,FcPattern *)
 208
 209 #define FcFontSetFont(fs,i)     (FcIsEncodedOffset((fs)->fonts) ? \
 210                                  FcEncodedOffsetToPtr(fs, \
 211                                                       FcFontSetFonts(fs)[i], \
 212                                                       FcPattern) : \
 213                                  fs->fonts[i])
 214
 215 typedef enum _FcOp {
 216     FcOpInteger, FcOpDouble, FcOpString, FcOpMatrix, FcOpBool, FcOpCharSet,
 217     FcOpNil,
 218     FcOpField, FcOpConst,
 219     FcOpAssign, FcOpAssignReplace,
 220     FcOpPrependFirst, FcOpPrepend, FcOpAppend, FcOpAppendLast,
 221     FcOpQuest,
 222     FcOpOr, FcOpAnd, FcOpEqual, FcOpNotEqual,
 223     FcOpContains, FcOpListing, FcOpNotContains,
 224     FcOpLess, FcOpLessEqual, FcOpMore, FcOpMoreEqual,
 225     FcOpPlus, FcOpMinus, FcOpTimes, FcOpDivide,
 226     FcOpNot, FcOpComma, FcOpFloor, FcOpCeil, FcOpRound, FcOpTrunc,
 227     FcOpInvalid
 228 } FcOp;
 229
 230 typedef struct _FcExpr {
 231     FcOp   op;
 232     union {
 233         int         ival;
 234         double      dval;
 235         FcChar8     *sval;
 236         FcMatrix    *mval;
 237         FcBool      bval;
 238         FcCharSet   *cval;
 239         FcObject    object;
 240         FcChar8     *constant;
 241         struct {
 242             struct _FcExpr *left, *right;
 243         } tree;
 244     } u;
 245 } FcExpr;
 246
 247 typedef enum _FcQual {
 248     FcQualAny, FcQualAll, FcQualFirst, FcQualNotFirst
 249 } FcQual;
 250
 251 #define FcMatchDefault  ((FcMatchKind) -1)
 252
 253 typedef struct _FcTest {
 254     struct _FcTest      *next;
 255     FcMatchKind         kind;
 256     FcQual              qual;
 257     FcObject            object;
 258     FcOp                op;
 259     FcExpr              *expr;
 260 } FcTest;
 261
 262 typedef struct _FcEdit {
 263     struct _FcEdit *next;
 264     FcObject        object;
 265     FcOp            op;
 266     FcExpr          *expr;
 267     FcValueBinding  binding;
 268 } FcEdit;
 269
 270 typedef struct _FcSubst {
 271     struct _FcSubst     *next;
 272     FcTest              *test;
 273     FcEdit              *edit;
 274 } FcSubst;
 275
 276 typedef struct _FcCharLeaf {
 277     FcChar32    map[256/32];
 278 } FcCharLeaf;
 279
 280 #define FC_REF_CONSTANT     -1
 281
 282 struct _FcCharSet {
 283     int             ref;        /* reference count */
 284     int             num;        /* size of leaves and numbers arrays */
 285     intptr_t        leaves_offset;
 286     intptr_t        numbers_offset;
 287 };
 288
 289 #define FcCharSetLeaves(c)      FcOffsetMember(c,leaves_offset,intptr_t)
 290 #define FcCharSetLeaf(c,i)      (FcOffsetToPtr(FcCharSetLeaves(c), \
 291                                                FcCharSetLeaves(c)[i], \
 292                                                FcCharLeaf))
 293 #define FcCharSetNumbers(c)     FcOffsetMember(c,numbers_offset,FcChar16)
 294
 295 struct _FcStrSet {
 296     int             ref;        /* reference count */
 297     int             num;
 298     int             size;
 299     FcChar8         **strs;
 300 };
 301
 302 struct _FcStrList {
 303     FcStrSet        *set;
 304     int             n;
 305 };
 306
 307 typedef struct _FcStrBuf {
 308     FcChar8 *buf;
 309     FcBool  allocated;
 310     FcBool  failed;
 311     int     len;
 312     int     size;
 313 } FcStrBuf;
 314
 315 struct _FcCache {
 316     int         magic;              /* FC_CACHE_MAGIC_MMAP or FC_CACHE_ALLOC */
 317     int         version;            /* FC_CACHE_CONTENT_VERSION */
 318     intptr_t    size;               /* size of file */
 319     intptr_t    dir;                /* offset to dir name */
 320     intptr_t    dirs;               /* offset to subdirs */
 321     int         dirs_count;         /* number of subdir strings */
 322     intptr_t    set;                /* offset to font set */
 323 };
 324
 325 #define FcCacheDir(c)   FcOffsetMember(c,dir,FcChar8)
 326 #define FcCacheDirs(c)  FcOffsetMember(c,dirs,intptr_t)
 327 #define FcCacheSet(c)   FcOffsetMember(c,set,FcFontSet)
 328 #define FcCacheSubdir(c,i)  FcOffsetToPtr (FcCacheDirs(c),\
 329                                            FcCacheDirs(c)[i], \
 330                                            FcChar8)
 331
 332 /*
 333  * Used while constructing a directory cache object
 334  */
 335
 336 #define FC_SERIALIZE_HASH_SIZE  8191
 337
 338 typedef struct _FcSerializeBucket {
 339     struct _FcSerializeBucket *next;
 340     const void  *object;
 341     intptr_t    offset;
 342 } FcSerializeBucket;
 343
 344 typedef struct _FcCharSetFreezer FcCharSetFreezer;
 345
 346 typedef struct _FcSerialize {
 347     intptr_t            size;
 348     FcCharSetFreezer    *cs_freezer;
 349     void                *linear;
 350     FcSerializeBucket   *buckets[FC_SERIALIZE_HASH_SIZE];
 351 } FcSerialize;
 352
 353 /*
 354  * To map adobe glyph names to unicode values, a precomputed hash
 355  * table is used
 356  */
 357
 358 typedef struct _FcGlyphName {
 359     FcChar32    ucs;            /* unicode value */
 360     FcChar8     name[1];        /* name extends beyond struct */
 361 } FcGlyphName;
 362
 363 /*
 364  * To perform case-insensitive string comparisons, a table
 365  * is used which holds three different kinds of folding data.
 366  *
 367  * The first is a range of upper case values mapping to a range
 368  * of their lower case equivalents.  Within each range, the offset
 369  * between upper and lower case is constant.
 370  *
 371  * The second is a range of upper case values which are interleaved
 372  * with their lower case equivalents.
 373  *
 374  * The third is a set of raw unicode values mapping to a list
 375  * of unicode values for comparison purposes.  This allows conversion
 376  * of ß to "ss" so that SS, ss and ß all match.  A separate array
 377  * holds the list of unicode values for each entry.
 378  *
 379  * These are packed into a single table.  Using a binary search,
 380  * the appropriate entry can be located.
 381  */
 382
 383 #define FC_CASE_FOLD_RANGE          0
 384 #define FC_CASE_FOLD_EVEN_ODD       1
 385 #define FC_CASE_FOLD_FULL           2
 386
 387 typedef struct _FcCaseFold {
 388     FcChar32    upper;
 389     FcChar16    method : 2;
 390     FcChar16    count : 14;
 391     short       offset;     /* lower - upper for RANGE, table id for FULL */
 392 } FcCaseFold;
 393
 394 #define FC_MAX_FILE_LEN     4096
 395
 396 /* XXX remove these when we're ready */
 397
 398 #define fc_value_string(v)      FcValueString(v)
 399 #define fc_value_charset(v)     FcValueCharSet(v)
 400 #define fc_value_langset(v)     FcValueLangSet(v)
 401 #define fc_storage_type(v)      ((v)->type)
 402
 403 #define fc_alignof(type) offsetof (struct { char c; type member; }, member)
 404
 405 #define FC_CACHE_MAGIC_MMAP         0xFC02FC04
 406 #define FC_CACHE_MAGIC_ALLOC        0xFC02FC05
 407 #define FC_CACHE_CONTENT_VERSION    1
 408
 409 struct _FcAtomic {
 410     FcChar8     *file;          /* original file name */
 411     FcChar8     *new;           /* temp file name -- write data here */
 412     FcChar8     *lck;           /* lockfile name (used for locking) */
 413     FcChar8     *tmp;           /* tmpfile name (used for locking) */
 414 };
 415
 416 struct _FcBlanks {
 417     int         nblank;
 418     int         sblank;
 419     FcChar32    *blanks;
 420 };
 421
 422 struct _FcConfig {
 423     /*
 424      * File names loaded from the configuration -- saved here as the
 425      * cache file must be consulted before the directories are scanned,
 426      * and those directives may occur in any order
 427      */
 428     FcStrSet    *configDirs;        /* directories to scan for fonts */
 429     /*
 430      * Set of allowed blank chars -- used to
 431      * trim fonts of bogus glyphs
 432      */
 433     FcBlanks    *blanks;
 434     /*
 435      * List of directories containing fonts,
 436      * built by recursively scanning the set
 437      * of configured directories
 438      */
 439     FcStrSet    *fontDirs;
 440     /*
 441      * List of directories containing cache files.
 442      */
 443     FcStrSet    *cacheDirs;
 444     /*
 445      * Names of all of the configuration files used
 446      * to create this configuration
 447      */
 448     FcStrSet    *configFiles;       /* config files loaded */
 449     /*
 450      * Substitution instructions for patterns and fonts;
 451      * maxObjects is used to allocate appropriate intermediate storage
 452      * while performing a whole set of substitutions
 453      */
 454     FcSubst     *substPattern;      /* substitutions for patterns */
 455     FcSubst     *substFont;         /* substitutions for fonts */
 456     FcSubst     *substScan;         /* substitutions for scanned fonts */
 457     int         maxObjects;         /* maximum number of tests in all substs */
 458     /*
 459      * List of patterns used to control font file selection
 460      */
 461     FcStrSet    *acceptGlobs;
 462     FcStrSet    *rejectGlobs;
 463     FcFontSet   *acceptPatterns;
 464     FcFontSet   *rejectPatterns;
 465     /*
 466      * The set of fonts loaded from the listed directories; the
 467      * order within the set does not determine the font selection,
 468      * except in the case of identical matches in which case earlier fonts
 469      * match preferrentially
 470      */
 471     FcFontSet   *fonts[FcSetApplication + 1];
 472     /*
 473      * Fontconfig can periodically rescan the system configuration
 474      * and font directories.  This rescanning occurs when font
 475      * listing requests are made, but no more often than rescanInterval
 476      * seconds apart.
 477      */
 478     time_t      rescanTime;         /* last time information was scanned */
 479     int         rescanInterval;     /* interval between scans */
 480 };
 481
 482 extern FcPrivate FcConfig       *_fcConfig;
 483
 484 typedef struct _FcFileTime {
 485     time_t  time;
 486     FcBool  set;
 487 } FcFileTime;
 488
 489 typedef struct _FcCharMap FcCharMap;
 490
 491 /* watch out; assumes that v is void * -PL */
 492 #define ALIGN(v,type) ((void *)(((uintptr_t)(v) + fc_alignof(type) - 1) & ~(fc_alignof(type) - 1)))
 493
 494 /* fcblanks.c */
 495
 496 /* fccache.c */
 497
 498 FcPrivate FcCache *
 499 FcDirCacheScan (const FcChar8 *dir, FcConfig *config);
 500
 501 FcPrivate FcCache *
 502 FcDirCacheBuild (FcFontSet *set, const FcChar8 *dir, FcStrSet *dirs);
 503
 504 FcPrivate FcBool
 505 FcDirCacheWrite (FcCache *cache, FcConfig *config);
 506
 507 FcPrivate void
 508 FcCacheObjectReference (void *object);
 509
 510 FcPrivate void
 511 FcCacheObjectDereference (void *object);
 512
 513 FcPrivate void
 514 FcCacheFini (void);
 515
 516 void
 517 FcDirCacheReference (FcCache *cache, int nref);
 518
 519 /* fccfg.c */
 520
 521 FcPrivate FcBool
 522 FcConfigAddConfigDir (FcConfig      *config,
 523                       const FcChar8 *d);
 524
 525 FcPrivate FcBool
 526 FcConfigAddFontDir (FcConfig        *config,
 527                     const FcChar8   *d);
 528
 529 FcPrivate FcBool
 530 FcConfigAddDir (FcConfig        *config,
 531                 const FcChar8   *d);
 532
 533 FcPrivate FcBool
 534 FcConfigAddCacheDir (FcConfig       *config,
 535                      const FcChar8  *d);
 536
 537 FcPrivate FcBool
 538 FcConfigAddConfigFile (FcConfig         *config,
 539                        const FcChar8    *f);
 540
 541 FcPrivate FcBool
 542 FcConfigAddBlank (FcConfig      *config,
 543                   FcChar32      blank);
 544
 545 FcPrivate FcBool
 546 FcConfigAddEdit (FcConfig       *config,
 547                  FcTest         *test,
 548                  FcEdit         *edit,
 549                  FcMatchKind    kind);
 550
 551 FcPrivate void
 552 FcConfigSetFonts (FcConfig      *config,
 553                   FcFontSet     *fonts,
 554                   FcSetName     set);
 555
 556 FcPrivate FcBool
 557 FcConfigCompareValue (const FcValue *m,
 558                       FcOp          op,
 559                       const FcValue *v);
 560
 561 FcPrivate FcBool
 562 FcConfigGlobAdd (FcConfig       *config,
 563                  const FcChar8  *glob,
 564                  FcBool         accept);
 565
 566 FcPrivate FcBool
 567 FcConfigAcceptFilename (FcConfig        *config,
 568                         const FcChar8   *filename);
 569
 570 FcPrivate FcBool
 571 FcConfigPatternsAdd (FcConfig   *config,
 572                      FcPattern  *pattern,
 573                      FcBool     accept);
 574
 575 FcPrivate FcBool
 576 FcConfigAcceptFont (FcConfig        *config,
 577                     const FcPattern *font);
 578
 579 FcPrivate FcFileTime
 580 FcConfigModifiedTime (FcConfig *config);
 581
 582 FcPrivate FcBool
 583 FcConfigAddCache (FcConfig *config, FcCache *cache);
 584
 585 /* fcserialize.c */
 586 FcPrivate intptr_t
 587 FcAlignSize (intptr_t size);
 588
 589 FcPrivate FcSerialize *
 590 FcSerializeCreate (void);
 591
 592 FcPrivate void
 593 FcSerializeDestroy (FcSerialize *serialize);
 594
 595 FcPrivate FcBool
 596 FcSerializeAlloc (FcSerialize *serialize, const void *object, int size);
 597
 598 FcPrivate intptr_t
 599 FcSerializeReserve (FcSerialize *serialize, int size);
 600
 601 FcPrivate intptr_t
 602 FcSerializeOffset (FcSerialize *serialize, const void *object);
 603
 604 FcPrivate void *
 605 FcSerializePtr (FcSerialize *serialize, const void *object);
 606
 607 FcPrivate FcBool
 608 FcLangSetSerializeAlloc (FcSerialize *serialize, const FcLangSet *l);
 609
 610 FcPrivate FcLangSet *
 611 FcLangSetSerialize(FcSerialize *serialize, const FcLangSet *l);
 612
 613 /* fccharset.c */
 614 FcPrivate void
 615 FcLangCharSetPopulate (void);
 616
 617 FcPrivate FcCharSetFreezer *
 618 FcCharSetFreezerCreate (void);
 619
 620 FcPrivate const FcCharSet *
 621 FcCharSetFreeze (FcCharSetFreezer *freezer, const FcCharSet *fcs);
 622
 623 FcPrivate void
 624 FcCharSetFreezerDestroy (FcCharSetFreezer *freezer);
 625
 626 FcPrivate FcBool
 627 FcNameUnparseCharSet (FcStrBuf *buf, const FcCharSet *c);
 628
 629 FcPrivate FcCharSet *
 630 FcNameParseCharSet (FcChar8 *string);
 631
 632 FcPrivate FcCharLeaf *
 633 FcCharSetFindLeafCreate (FcCharSet *fcs, FcChar32 ucs4);
 634
 635 FcPrivate FcBool
 636 FcCharSetSerializeAlloc(FcSerialize *serialize, const FcCharSet *cs);
 637
 638 FcPrivate FcCharSet *
 639 FcCharSetSerialize(FcSerialize *serialize, const FcCharSet *cs);
 640
 641 FcPrivate FcChar16 *
 642 FcCharSetGetNumbers(const FcCharSet *c);
 643
 644 /* fcdbg.c */
 645 FcPrivate void
 646 FcValueListPrint (const FcValueListPtr l);
 647
 648 FcPrivate void
 649 FcLangSetPrint (const FcLangSet *ls);
 650
 651 FcPrivate void
 652 FcOpPrint (FcOp op);
 653
 654 FcPrivate void
 655 FcTestPrint (const FcTest *test);
 656
 657 FcPrivate void
 658 FcExprPrint (const FcExpr *expr);
 659
 660 FcPrivate void
 661 FcEditPrint (const FcEdit *edit);
 662
 663 FcPrivate void
 664 FcSubstPrint (const FcSubst *subst);
 665
 666 FcPrivate void
 667 FcCharSetPrint (const FcCharSet *c);
 668
 669 extern FcPrivate int FcDebugVal;
 670
 671 #define FcDebug() (FcDebugVal)
 672
 673 FcPrivate void
 674 FcInitDebug (void);
 675
 676 /* fcdefault.c */
 677 FcPrivate FcChar8 *
 678 FcGetDefaultLang (void);
 679
 680 /* fcdir.c */
 681
 682 FcPrivate FcBool
 683 FcFileScanConfig (FcFontSet     *set,
 684                   FcStrSet      *dirs,
 685                   FcBlanks      *blanks,
 686                   const FcChar8 *file,
 687                   FcConfig      *config);
 688
 689 FcPrivate FcBool
 690 FcDirScanConfig (FcFontSet      *set,
 691                  FcStrSet       *dirs,
 692                  FcBlanks       *blanks,
 693                  const FcChar8  *dir,
 694                  FcBool         force,
 695                  FcConfig       *config);
 696
 697 /* fcfont.c */
 698 FcPrivate int
 699 FcFontDebug (void);
 700
 701 /* fcfreetype.c */
 702 FcPrivate FcBool
 703 FcFreeTypeIsExclusiveLang (const FcChar8  *lang);
 704
 705 FcPrivate FcBool
 706 FcFreeTypeHasLang (FcPattern *pattern, const FcChar8 *lang);
 707
 708 FcPrivate FcChar32
 709 FcFreeTypeUcs4ToPrivate (FcChar32 ucs4, const FcCharMap *map);
 710
 711 FcPrivate FcChar32
 712 FcFreeTypePrivateToUcs4 (FcChar32 private, const FcCharMap *map);
 713
 714 FcPrivate const FcCharMap *
 715 FcFreeTypeGetPrivateMap (FT_Encoding encoding);
 716
 717 /* fcfs.c */
 718
 719 FcPrivate FcBool
 720 FcFontSetSerializeAlloc (FcSerialize *serialize, const FcFontSet *s);
 721
 722 FcPrivate FcFontSet *
 723 FcFontSetSerialize (FcSerialize *serialize, const FcFontSet * s);
 724
 725 /* fcgram.y */
 726 FcPrivate int
 727 FcConfigparse (void);
 728
 729 FcPrivate int
 730 FcConfigwrap (void);
 731
 732 FcPrivate void
 733 FcConfigerror (char *fmt, ...);
 734
 735 FcPrivate char *
 736 FcConfigSaveField (const char *field);
 737
 738 FcPrivate void
 739 FcTestDestroy (FcTest *test);
 740
 741 FcPrivate FcExpr *
 742 FcExprCreateInteger (int i);
 743
 744 FcPrivate FcExpr *
 745 FcExprCreateDouble (double d);
 746
 747 FcPrivate FcExpr *
 748 FcExprCreateString (const FcChar8 *s);
 749
 750 FcPrivate FcExpr *
 751 FcExprCreateMatrix (const FcMatrix *m);
 752
 753 FcPrivate FcExpr *
 754 FcExprCreateBool (FcBool b);
 755
 756 FcPrivate FcExpr *
 757 FcExprCreateNil (void);
 758
 759 FcPrivate FcExpr *
 760 FcExprCreateField (const char *field);
 761
 762 FcPrivate FcExpr *
 763 FcExprCreateConst (const FcChar8 *constant);
 764
 765 FcPrivate FcExpr *
 766 FcExprCreateOp (FcExpr *left, FcOp op, FcExpr *right);
 767
 768 FcPrivate void
 769 FcExprDestroy (FcExpr *e);
 770
 771 FcPrivate void
 772 FcEditDestroy (FcEdit *e);
 773
 774 /* fcinit.c */
 775
 776 FcPrivate void
 777 FcMemReport (void);
 778
 779 FcPrivate void
 780 FcMemAlloc (int kind, int size);
 781
 782 FcPrivate void
 783 FcMemFree (int kind, int size);
 784
 785 /* fclang.c */
 786 FcPrivate FcLangSet *
 787 FcFreeTypeLangSet (const FcCharSet  *charset,
 788                    const FcChar8    *exclusiveLang);
 789
 790 FcPrivate FcLangResult
 791 FcLangCompare (const FcChar8 *s1, const FcChar8 *s2);
 792
 793 FcPrivate const FcCharSet *
 794 FcCharSetForLang (const FcChar8 *lang);
 795
 796 FcPrivate FcLangSet *
 797 FcLangSetPromote (const FcChar8 *lang);
 798
 799 FcPrivate FcLangSet *
 800 FcNameParseLangSet (const FcChar8 *string);
 801
 802 FcPrivate FcBool
 803 FcNameUnparseLangSet (FcStrBuf *buf, const FcLangSet *ls);
 804
 805 FcPrivate FcChar8 *
 806 FcNameUnparseEscaped (FcPattern *pat, FcBool escape);
 807
 808 /* fclist.c */
 809
 810 FcPrivate FcBool
 811 FcListPatternMatchAny (const FcPattern *p,
 812                        const FcPattern *font);
 813
 814 /* fcmatch.c */
 815
 816 /* fcname.c */
 817
 818 /*
 819  * NOTE -- this ordering is part of the cache file format.
 820  * It must also match the ordering in fcname.c
 821  */
 822
 823 #define FC_FAMILY_OBJECT        1
 824 #define FC_FAMILYLANG_OBJECT    2
 825 #define FC_STYLE_OBJECT         3
 826 #define FC_STYLELANG_OBJECT     4
 827 #define FC_FULLNAME_OBJECT      5
 828 #define FC_FULLNAMELANG_OBJECT  6
 829 #define FC_SLANT_OBJECT         7
 830 #define FC_WEIGHT_OBJECT        8
 831 #define FC_WIDTH_OBJECT         9
 832 #define FC_SIZE_OBJECT          10
 833 #define FC_ASPECT_OBJECT        11
 834 #define FC_PIXEL_SIZE_OBJECT    12
 835 #define FC_SPACING_OBJECT       13
 836 #define FC_FOUNDRY_OBJECT       14
 837 #define FC_ANTIALIAS_OBJECT     15
 838 #define FC_HINT_STYLE_OBJECT    16
 839 #define FC_HINTING_OBJECT       17
 840 #define FC_VERTICAL_LAYOUT_OBJECT       18
 841 #define FC_AUTOHINT_OBJECT      19
 842 #define FC_GLOBAL_ADVANCE_OBJECT        20
 843 #define FC_FILE_OBJECT          21
 844 #define FC_INDEX_OBJECT         22
 845 #define FC_RASTERIZER_OBJECT    23
 846 #define FC_OUTLINE_OBJECT       24
 847 #define FC_SCALABLE_OBJECT      25
 848 #define FC_DPI_OBJECT           26
 849 #define FC_RGBA_OBJECT          27
 850 #define FC_SCALE_OBJECT         28
 851 #define FC_MINSPACE_OBJECT      29
 852 #define FC_CHAR_WIDTH_OBJECT    30
 853 #define FC_CHAR_HEIGHT_OBJECT   31
 854 #define FC_MATRIX_OBJECT        32
 855 #define FC_CHARSET_OBJECT       33
 856 #define FC_LANG_OBJECT          34
 857 #define FC_FONTVERSION_OBJECT   35
 858 #define FC_CAPABILITY_OBJECT    36
 859 #define FC_FONTFORMAT_OBJECT    37
 860 #define FC_EMBOLDEN_OBJECT      38
 861 #define FC_EMBEDDED_BITMAP_OBJECT       39
 862 #define FC_DECORATIVE_OBJECT    40
 863
 864 FcPrivate FcBool
 865 FcNameBool (const FcChar8 *v, FcBool *result);
 866
 867 FcPrivate FcBool
 868 FcObjectValidType (FcObject object, FcType type);
 869
 870 FcPrivate FcObject
 871 FcObjectFromName (const char * name);
 872
 873 FcPrivate const char *
 874 FcObjectName (FcObject object);
 875
 876 FcPrivate FcBool
 877 FcObjectInit (void);
 878
 879 FcPrivate void
 880 FcObjectFini (void);
 881
 882 #define FcObjectCompare(a, b)   ((int) a - (int) b)
 883
 884 /* fcpat.c */
 885
 886 FcPrivate FcValue
 887 FcValueCanonicalize (const FcValue *v);
 888
 889 FcPrivate void
 890 FcValueListDestroy (FcValueListPtr l);
 891
 892 FcPrivate FcPatternElt *
 893 FcPatternObjectFindElt (const FcPattern *p, FcObject object);
 894
 895 FcPrivate FcPatternElt *
 896 FcPatternObjectInsertElt (FcPattern *p, FcObject object);
 897
 898 FcPrivate FcBool
 899 FcPatternObjectAddWithBinding  (FcPattern       *p,
 900                                 FcObject        object,
 901                                 FcValue         value,
 902                                 FcValueBinding  binding,
 903                                 FcBool          append);
 904
 905 FcPrivate FcBool
 906 FcPatternObjectAdd (FcPattern *p, FcObject object, FcValue value, FcBool append);
 907
 908 FcPrivate FcBool
 909 FcPatternObjectAddWeak (FcPattern *p, FcObject object, FcValue value, FcBool append);
 910
 911 FcPrivate FcResult
 912 FcPatternObjectGet (const FcPattern *p, FcObject object, int id, FcValue *v);
 913
 914 FcPrivate FcBool
 915 FcPatternObjectDel (FcPattern *p, FcObject object);
 916
 917 FcPrivate FcBool
 918 FcPatternObjectRemove (FcPattern *p, FcObject object, int id);
 919
 920 FcPrivate FcBool
 921 FcPatternObjectAddInteger (FcPattern *p, FcObject object, int i);
 922
 923 FcPrivate FcBool
 924 FcPatternObjectAddDouble (FcPattern *p, FcObject object, double d);
 925
 926 FcPrivate FcBool
 927 FcPatternObjectAddString (FcPattern *p, FcObject object, const FcChar8 *s);
 928
 929 FcPrivate FcBool
 930 FcPatternObjectAddMatrix (FcPattern *p, FcObject object, const FcMatrix *s);
 931
 932 FcPrivate FcBool
 933 FcPatternObjectAddCharSet (FcPattern *p, FcObject object, const FcCharSet *c);
 934
 935 FcPrivate FcBool
 936 FcPatternObjectAddBool (FcPattern *p, FcObject object, FcBool b);
 937
 938 FcPrivate FcBool
 939 FcPatternObjectAddLangSet (FcPattern *p, FcObject object, const FcLangSet *ls);
 940
 941 FcPrivate FcResult
 942 FcPatternObjectGetInteger (const FcPattern *p, FcObject object, int n, int *i);
 943
 944 FcPrivate FcResult
 945 FcPatternObjectGetDouble (const FcPattern *p, FcObject object, int n, double *d);
 946
 947 FcPrivate FcResult
 948 FcPatternObjectGetString (const FcPattern *p, FcObject object, int n, FcChar8 ** s);
 949
 950 FcPrivate FcResult
 951 FcPatternObjectGetMatrix (const FcPattern *p, FcObject object, int n, FcMatrix **s);
 952
 953 FcPrivate FcResult
 954 FcPatternObjectGetCharSet (const FcPattern *p, FcObject object, int n, FcCharSet **c);
 955
 956 FcPrivate FcResult
 957 FcPatternObjectGetBool (const FcPattern *p, FcObject object, int n, FcBool *b);
 958
 959 FcPrivate FcResult
 960 FcPatternObjectGetLangSet (const FcPattern *p, FcObject object, int n, FcLangSet **ls);
 961
 962 FcPrivate void
 963 FcPatternFini (void);
 964
 965 FcPrivate FcBool
 966 FcPatternAppend (FcPattern *p, FcPattern *s);
 967
 968 FcPrivate const FcChar8 *
 969 FcStrStaticName (const FcChar8 *name);
 970
 971 FcPrivate FcChar32
 972 FcStringHash (const FcChar8 *s);
 973
 974 FcPrivate FcBool
 975 FcPatternSerializeAlloc (FcSerialize *serialize, const FcPattern *pat);
 976
 977 FcPrivate FcPattern *
 978 FcPatternSerialize (FcSerialize *serialize, const FcPattern *pat);
 979
 980 FcPrivate FcBool
 981 FcValueListSerializeAlloc (FcSerialize *serialize, const FcValueList *pat);
 982
 983 FcPrivate FcValueList *
 984 FcValueListSerialize (FcSerialize *serialize, const FcValueList *pat);
 985
 986 /* fcrender.c */
 987
 988 /* fcmatrix.c */
 989
 990 extern FcPrivate const FcMatrix    FcIdentityMatrix;
 991
 992 FcPrivate void
 993 FcMatrixFree (FcMatrix *mat);
 994
 995 /* fcstr.c */
 996 FcPrivate void
 997 FcStrSetSort (FcStrSet * set);
 998
 999 FcPrivate void
1000 FcStrBufInit (FcStrBuf *buf, FcChar8 *init, int size);
1001
1002 FcPrivate void
1003 FcStrBufDestroy (FcStrBuf *buf);
1004
1005 FcPrivate FcChar8 *
1006 FcStrBufDone (FcStrBuf *buf);
1007
1008 FcPrivate FcBool
1009 FcStrBufChar (FcStrBuf *buf, FcChar8 c);
1010
1011 FcPrivate FcBool
1012 FcStrBufString (FcStrBuf *buf, const FcChar8 *s);
1013
1014 FcPrivate FcBool
1015 FcStrBufData (FcStrBuf *buf, const FcChar8 *s, int len);
1016
1017 FcPrivate int
1018 FcStrCmpIgnoreBlanksAndCase (const FcChar8 *s1, const FcChar8 *s2);
1019
1020 FcPrivate const FcChar8 *
1021 FcStrContainsIgnoreBlanksAndCase (const FcChar8 *s1, const FcChar8 *s2);
1022
1023 FcPrivate const FcChar8 *
1024 FcStrContainsIgnoreCase (const FcChar8 *s1, const FcChar8 *s2);
1025
1026 FcPrivate FcBool
1027 FcStrUsesHome (const FcChar8 *s);
1028
1029 FcPrivate FcChar8 *
1030 FcStrLastSlash (const FcChar8  *path);
1031
1032 FcPrivate FcChar32
1033 FcStrHashIgnoreCase (const FcChar8 *s);
1034
1035 FcPrivate FcChar8 *
1036 FcStrCanonFilename (const FcChar8 *s);
1037
1038 FcPrivate FcBool
1039 FcStrSerializeAlloc (FcSerialize *serialize, const FcChar8 *str);
1040
1041 FcPrivate FcChar8 *
1042 FcStrSerialize (FcSerialize *serialize, const FcChar8 *str);
1043
1044 #endif /* _FC_INT_H_ */