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 #define FC_FONT_FILE_INVALID    ((FcChar8 *) ".")
  57 #define FC_FONT_FILE_DIR        ((FcChar8 *) ".dir")
  58 #define FC_GLOBAL_MAGIC_COOKIE  "GLOBAL"
  59
  60 #ifdef _WIN32
  61 #define FC_SEARCH_PATH_SEPARATOR ';'
  62 #else
  63 #define FC_SEARCH_PATH_SEPARATOR ':'
  64 #endif
  65
  66 #define FC_DBG_MATCH    1
  67 #define FC_DBG_MATCHV   2
  68 #define FC_DBG_EDIT     4
  69 #define FC_DBG_FONTSET  8
  70 #define FC_DBG_CACHE    16
  71 #define FC_DBG_CACHEV   32
  72 #define FC_DBG_PARSE    64
  73 #define FC_DBG_SCAN     128
  74 #define FC_DBG_SCANV    256
  75 #define FC_DBG_MEMORY   512
  76 #define FC_DBG_CONFIG   1024
  77
  78 #define FC_MEM_CHARSET      0
  79 #define FC_MEM_CHARLEAF     1
  80 #define FC_MEM_FONTSET      2
  81 #define FC_MEM_FONTPTR      3
  82 #define FC_MEM_OBJECTSET    4
  83 #define FC_MEM_OBJECTPTR    5
  84 #define FC_MEM_MATRIX       6
  85 #define FC_MEM_PATTERN      7
  86 #define FC_MEM_PATELT       8
  87 #define FC_MEM_VALLIST      9
  88 #define FC_MEM_SUBSTATE     10
  89 #define FC_MEM_STRING       11
  90 #define FC_MEM_LISTBUCK     12
  91 #define FC_MEM_STRSET       13
  92 #define FC_MEM_STRLIST      14
  93 #define FC_MEM_CONFIG       15
  94 #define FC_MEM_LANGSET      16
  95 #define FC_MEM_ATOMIC       17
  96 #define FC_MEM_BLANKS       18
  97 #define FC_MEM_CACHE        19
  98 #define FC_MEM_STRBUF       20
  99 #define FC_MEM_SUBST        21
 100 #define FC_MEM_OBJECTTYPE   22
 101 #define FC_MEM_CONSTANT     23
 102 #define FC_MEM_TEST         24
 103 #define FC_MEM_EXPR         25
 104 #define FC_MEM_VSTACK       26
 105 #define FC_MEM_ATTR         27
 106 #define FC_MEM_PSTACK       28
 107 #define FC_MEM_STATICSTR    29
 108
 109 #define FC_MEM_NUM          30
 110
 111 #define FC_BANK_DYNAMIC 0
 112 #define FC_BANK_FIRST 1
 113 #define FC_BANK_LANGS       0xfcfcfcfc
 114
 115 typedef enum _FcValueBinding {
 116     FcValueBindingWeak, FcValueBindingStrong, FcValueBindingSame
 117 } FcValueBinding;
 118
 119 typedef struct _FcValueListPtr {
 120     int                 bank;
 121     union {
 122         int                 stat;
 123         struct _FcValueList *dyn;
 124     } u;
 125 } FcValueListPtr;
 126
 127 typedef struct _FcValueList {
 128     FcValueListPtr          next;
 129
 130     FcValue                 value;
 131     FcValueBinding          binding;
 132 } FcValueList;
 133
 134 typedef int FcObjectPtr;
 135
 136 typedef struct _FcPatternEltPtr {
 137     int                 bank;
 138     union {
 139         int                 stat;
 140         struct _FcPatternElt *dyn;
 141     } u;
 142 } FcPatternEltPtr;
 143
 144 typedef struct _FcPatternElt {
 145     FcObjectPtr             object;
 146     FcValueListPtr          values;
 147 } FcPatternElt;
 148
 149 struct _FcPattern {
 150     int             num;
 151     int             size;
 152     FcPatternEltPtr elts;
 153     int             ref;
 154     int             bank;
 155 };
 156
 157 typedef enum _FcOp {
 158     FcOpInteger, FcOpDouble, FcOpString, FcOpMatrix, FcOpBool, FcOpCharSet,
 159     FcOpNil,
 160     FcOpField, FcOpConst,
 161     FcOpAssign, FcOpAssignReplace,
 162     FcOpPrependFirst, FcOpPrepend, FcOpAppend, FcOpAppendLast,
 163     FcOpQuest,
 164     FcOpOr, FcOpAnd, FcOpEqual, FcOpNotEqual,
 165     FcOpContains, FcOpListing, FcOpNotContains,
 166     FcOpLess, FcOpLessEqual, FcOpMore, FcOpMoreEqual,
 167     FcOpPlus, FcOpMinus, FcOpTimes, FcOpDivide,
 168     FcOpNot, FcOpComma, FcOpFloor, FcOpCeil, FcOpRound, FcOpTrunc,
 169     FcOpInvalid
 170 } FcOp;
 171
 172 typedef struct _FcExpr {
 173     FcOp   op;
 174     union {
 175         int         ival;
 176         double      dval;
 177         FcChar8     *sval;
 178         FcMatrix    *mval;
 179         FcBool      bval;
 180         FcCharSet   *cval;
 181         char        *field;
 182         FcChar8     *constant;
 183         struct {
 184             struct _FcExpr *left, *right;
 185         } tree;
 186     } u;
 187 } FcExpr;
 188
 189 typedef enum _FcQual {
 190     FcQualAny, FcQualAll, FcQualFirst, FcQualNotFirst
 191 } FcQual;
 192
 193 #define FcMatchDefault  ((FcMatchKind) -1)
 194
 195 typedef struct _FcTest {
 196     struct _FcTest      *next;
 197     FcMatchKind         kind;
 198     FcQual              qual;
 199     const char          *field;
 200     FcOp                op;
 201     FcExpr              *expr;
 202 } FcTest;
 203
 204 typedef struct _FcEdit {
 205     struct _FcEdit *next;
 206     const char      *field;
 207     FcOp            op;
 208     FcExpr          *expr;
 209     FcValueBinding  binding;
 210 } FcEdit;
 211
 212 typedef struct _FcSubst {
 213     struct _FcSubst     *next;
 214     FcTest              *test;
 215     FcEdit              *edit;
 216 } FcSubst;
 217
 218 typedef struct _FcCharLeaf {
 219     FcChar32    map[256/32];
 220 } FcCharLeaf;
 221
 222 #define FC_REF_CONSTANT     -1
 223
 224 struct _FcCharSet {
 225     int             ref;        /* reference count */
 226     int             num;        /* size of leaves and numbers arrays */
 227     int             bank;
 228     union {
 229         struct {
 230             FcCharLeaf  **leaves;
 231             FcChar16    *numbers;
 232         } dyn;
 233         struct {
 234             int         leafidx_offset;
 235             int         numbers_offset;
 236         } stat;
 237     } u;
 238 };
 239
 240 struct _FcStrSet {
 241     int             ref;        /* reference count */
 242     int             num;
 243     int             size;
 244     FcChar8         **strs;
 245 };
 246
 247 struct _FcStrList {
 248     FcStrSet        *set;
 249     int             n;
 250 };
 251
 252 typedef struct _FcStrBuf {
 253     FcChar8 *buf;
 254     FcBool  allocated;
 255     FcBool  failed;
 256     int     len;
 257     int     size;
 258 } FcStrBuf;
 259
 260 typedef struct _FcCache {
 261     int     magic;              /* FC_CACHE_MAGIC */
 262     int     count;              /* number of bytes of data in block */
 263     int     bank;               /* bank ID */
 264     int     pattern_count;      /* number of FcPatterns */
 265     int     patternelt_count;   /* number of FcPatternElts */
 266     int     valuelist_count;    /* number of FcValueLists */
 267     int     str_count;          /* size of strings appearing as FcValues */
 268     int     langset_count;      /* number of FcLangSets */
 269     int     charset_count;      /* number of FcCharSets */
 270     int     charset_numbers_count;
 271     int     charset_leaf_count;
 272     int     charset_leaf_idx_count;
 273 } FcCache;
 274
 275 /*
 276  * To map adobe glyph names to unicode values, a precomputed hash
 277  * table is used
 278  */
 279
 280 typedef struct _FcGlyphName {
 281     FcChar32    ucs;            /* unicode value */
 282     FcChar8     name[1];        /* name extends beyond struct */
 283 } FcGlyphName;
 284
 285 /*
 286  * To perform case-insensitive string comparisons, a table
 287  * is used which holds three different kinds of folding data.
 288  *
 289  * The first is a range of upper case values mapping to a range
 290  * of their lower case equivalents.  Within each range, the offset
 291  * between upper and lower case is constant.
 292  *
 293  * The second is a range of upper case values which are interleaved
 294  * with their lower case equivalents.
 295  *
 296  * The third is a set of raw unicode values mapping to a list
 297  * of unicode values for comparison purposes.  This allows conversion
 298  * of ß to "ss" so that SS, ss and ß all match.  A separate array
 299  * holds the list of unicode values for each entry.
 300  *
 301  * These are packed into a single table.  Using a binary search,
 302  * the appropriate entry can be located.
 303  */
 304
 305 #define FC_CASE_FOLD_RANGE          0
 306 #define FC_CASE_FOLD_EVEN_ODD       1
 307 #define FC_CASE_FOLD_FULL           2
 308
 309 typedef struct _FcCaseFold {
 310     FcChar32    upper;
 311     FcChar16    method : 2;
 312     FcChar16    count : 14;
 313     short       offset;     /* lower - upper for RANGE, table id for FULL */
 314 } FcCaseFold;
 315
 316 #define FC_MAX_FILE_LEN     4096
 317
 318 #define FC_STORAGE_STATIC 0x80
 319 #define fc_value_string(v)  (((v)->type & FC_STORAGE_STATIC) ? ((FcChar8 *) v) + (v)->u.s_off : (v) -> u.s)
 320 #define fc_value_charset(v)  (((v)->type & FC_STORAGE_STATIC) ? (const FcCharSet *)(((char *) v) + (v)->u.c_off) : (v) -> u.c)
 321 #define fc_value_langset(v)  (((v)->type & FC_STORAGE_STATIC) ? (const FcLangSet *)(((char *) v) + (v)->u.l_off) : (v) -> u.l)
 322 #define fc_storage_type(v) ((v)->type & ~FC_STORAGE_STATIC)
 323
 324 #define fc_alignof(type) offsetof (struct { char c; type member; }, member)
 325
 326 /*
 327  * The per-user ~/.fonts.cache-<version> file is loaded into
 328  * this data structure.  Each directory gets a substructure
 329  * which is validated by comparing the directory timestamp with
 330  * that saved in the cache.  When valid, the entire directory cache
 331  * can be immediately loaded without reading the directory.  Otherwise,
 332  * the files are checked individually; updated files are loaded into the
 333  * cache which is then rewritten to the users home directory
 334  */
 335
 336 #define FC_CACHE_MAGIC 0xFC02FC03
 337
 338 typedef struct _FcGlobalCacheDir FcGlobalCacheDir;
 339
 340 enum FcGCDirState {
 341         FcGCDirDisabled, FcGCDirFileRead, FcGCDirConsumed, FcGCDirUpdated
 342 };
 343 struct _FcGlobalCacheDir {
 344     struct _FcGlobalCacheDir    *next;
 345     char                        *name;
 346     FcCache                     metadata;
 347     off_t                       offset;
 348     FcStrSet                    *subdirs;
 349     void                        *ent;
 350     enum FcGCDirState           state;
 351 };
 352
 353 typedef struct _FcGlobalCache {
 354     FcGlobalCacheDir            *dirs;
 355     FcBool                      updated;
 356     int                         fd;
 357 } FcGlobalCache;
 358
 359 struct _FcAtomic {
 360     FcChar8     *file;          /* original file name */
 361     FcChar8     *new;           /* temp file name -- write data here */
 362     FcChar8     *lck;           /* lockfile name (used for locking) */
 363     FcChar8     *tmp;           /* tmpfile name (used for locking) */
 364 };
 365
 366 struct _FcBlanks {
 367     int         nblank;
 368     int         sblank;
 369     FcChar32    *blanks;
 370 };
 371
 372 struct _FcConfig {
 373     /*
 374      * File names loaded from the configuration -- saved here as the
 375      * cache file must be consulted before the directories are scanned,
 376      * and those directives may occur in any order
 377      */
 378     FcStrSet    *configDirs;        /* directories to scan for fonts */
 379     FcChar8     *cache;             /* name of per-user cache file */
 380     /*
 381      * Set of allowed blank chars -- used to
 382      * trim fonts of bogus glyphs
 383      */
 384     FcBlanks    *blanks;
 385     /*
 386      * List of directories containing fonts,
 387      * built by recursively scanning the set
 388      * of configured directories
 389      */
 390     FcStrSet    *fontDirs;
 391     /*
 392      * Names of all of the configuration files used
 393      * to create this configuration
 394      */
 395     FcStrSet    *configFiles;       /* config files loaded */
 396     /*
 397      * Substitution instructions for patterns and fonts;
 398      * maxObjects is used to allocate appropriate intermediate storage
 399      * while performing a whole set of substitutions
 400      */
 401     FcSubst     *substPattern;      /* substitutions for patterns */
 402     FcSubst     *substFont;         /* substitutions for fonts */
 403     int         maxObjects;         /* maximum number of tests in all substs */
 404     /*
 405      * List of patterns used to control font file selection
 406      */
 407     FcStrSet    *acceptGlobs;
 408     FcStrSet    *rejectGlobs;
 409     FcFontSet   *acceptPatterns;
 410     FcFontSet   *rejectPatterns;
 411     /*
 412      * The set of fonts loaded from the listed directories; the
 413      * order within the set does not determine the font selection,
 414      * except in the case of identical matches in which case earlier fonts
 415      * match preferrentially
 416      */
 417     FcFontSet   *fonts[FcSetApplication + 1];
 418     /*
 419      * Fontconfig can periodically rescan the system configuration
 420      * and font directories.  This rescanning occurs when font
 421      * listing requests are made, but no more often than rescanInterval
 422      * seconds apart.
 423      */
 424     time_t      rescanTime;         /* last time information was scanned */
 425     int         rescanInterval;     /* interval between scans */
 426 };
 427
 428 extern FcConfig *_fcConfig;
 429
 430 typedef struct _FcFileTime {
 431     time_t  time;
 432     FcBool  set;
 433 } FcFileTime;
 434
 435 typedef struct _FcCharMap FcCharMap;
 436
 437 /* watch out; assumes that v is void * -PL */
 438 #define ALIGN(v,type) ((void *)(((uintptr_t)(v) + fc_alignof(type) - 1) & ~(fc_alignof(type) - 1)))
 439
 440 /* fcblanks.c */
 441
 442 /* fccache.c */
 443
 444 FcGlobalCache *
 445 FcGlobalCacheCreate (void);
 446
 447 void
 448 FcGlobalCacheDestroy (FcGlobalCache *cache);
 449
 450 FcBool
 451 FcGlobalCacheReadDir (FcFontSet     *set,
 452                       FcStrSet      *dirs,
 453                       FcGlobalCache *cache,
 454                       const char    *dir,
 455                       FcConfig      *config);
 456
 457 void
 458 FcGlobalCacheLoad (FcGlobalCache    *cache,
 459                    FcStrSet         *staleDirs,
 460                    const FcChar8    *cache_file,
 461                    FcConfig         *config);
 462
 463 FcBool
 464 FcGlobalCacheUpdate (FcGlobalCache  *cache,
 465                      FcStrSet       *dirs,
 466                      const char     *file,
 467                      FcFontSet      *set,
 468                      FcConfig       *config);
 469
 470 FcBool
 471 FcGlobalCacheSave (FcGlobalCache    *cache,
 472                    const FcChar8    *cache_file,
 473                    FcConfig         *config);
 474
 475 FcFontSet *
 476 FcCacheRead (FcConfig *config, FcGlobalCache * cache);
 477
 478 FcBool
 479 FcDirCacheWrite (FcFontSet *set, FcStrSet * dirs, const FcChar8 *dir);
 480
 481 FcBool
 482 FcDirCacheRead (FcFontSet * set, FcStrSet * dirs, const FcChar8 *dir, FcConfig *config);
 483
 484 extern int *_fcBankId, *_fcBankIdx;
 485 int
 486 FcCacheBankToIndexMTF (int bank);
 487
 488 static inline int
 489 FcCacheBankToIndex (int bank)
 490 {
 491     return (_fcBankId[*_fcBankIdx] == bank) ? *_fcBankIdx : FcCacheBankToIndexMTF(bank);
 492 }
 493
 494 const char *
 495 FcCacheFindBankDir (int bank);
 496
 497 /* fccfg.c */
 498
 499 FcBool
 500 FcConfigAddConfigDir (FcConfig      *config,
 501                       const FcChar8 *d);
 502
 503 FcBool
 504 FcConfigAddFontDir (FcConfig        *config,
 505                     const FcChar8   *d);
 506
 507 FcBool
 508 FcConfigAddDir (FcConfig        *config,
 509                 const FcChar8   *d);
 510
 511 FcBool
 512 FcConfigAddConfigFile (FcConfig         *config,
 513                        const FcChar8    *f);
 514
 515 FcBool
 516 FcConfigSetCache (FcConfig      *config,
 517                   const FcChar8 *c);
 518
 519 FcBool
 520 FcConfigAddBlank (FcConfig      *config,
 521                   FcChar32      blank);
 522
 523 FcBool
 524 FcConfigAddEdit (FcConfig       *config,
 525                  FcTest         *test,
 526                  FcEdit         *edit,
 527                  FcMatchKind    kind);
 528
 529 void
 530 FcConfigSetFonts (FcConfig      *config,
 531                   FcFontSet     *fonts,
 532                   FcSetName     set);
 533
 534 FcBool
 535 FcConfigCompareValue (const FcValue *m,
 536                       FcOp          op,
 537                       const FcValue *v);
 538
 539 FcBool
 540 FcConfigGlobAdd (FcConfig       *config,
 541                  const FcChar8  *glob,
 542                  FcBool         accept);
 543
 544 FcBool
 545 FcConfigAcceptFilename (FcConfig        *config,
 546                         const FcChar8   *filename);
 547
 548 FcBool
 549 FcConfigPatternsAdd (FcConfig   *config,
 550                      FcPattern  *pattern,
 551                      FcBool     accept);
 552
 553 FcBool
 554 FcConfigAcceptFont (FcConfig        *config,
 555                     const FcPattern *font);
 556
 557 FcFileTime
 558 FcConfigModifiedTime (FcConfig *config);
 559
 560 /* fccharset.c */
 561 void
 562 FcLangCharSetPopulate (void);
 563
 564 FcCharSet *
 565 FcCharSetFreeze (FcCharSet *cs);
 566
 567 void
 568 FcCharSetThawAll (void);
 569
 570 FcBool
 571 FcNameUnparseCharSet (FcStrBuf *buf, const FcCharSet *c);
 572
 573 FcCharSet *
 574 FcNameParseCharSet (FcChar8 *string);
 575
 576 FcCharLeaf *
 577 FcCharSetFindLeafCreate (FcCharSet *fcs, FcChar32 ucs4);
 578
 579 void
 580 FcCharSetNewBank (void);
 581
 582 int
 583 FcCharSetNeededBytes (const FcCharSet *c);
 584
 585 int
 586 FcCharSetNeededBytesAlign (void);
 587
 588 void *
 589 FcCharSetDistributeBytes (FcCache * metadata,
 590                           void * block_ptr);
 591
 592 FcCharSet *
 593 FcCharSetSerialize(int bank, FcCharSet *c);
 594
 595 void *
 596 FcCharSetUnserialize (FcCache * metadata, void *block_ptr);
 597
 598 FcCharLeaf *
 599 FcCharSetGetLeaf(const FcCharSet *c, int i);
 600
 601 FcChar16 *
 602 FcCharSetGetNumbers(const FcCharSet *c);
 603
 604 /* fcdbg.c */
 605 void
 606 FcValueListPrint (const FcValueListPtr l);
 607
 608 void
 609 FcLangSetPrint (const FcLangSet *ls);
 610
 611 void
 612 FcOpPrint (FcOp op);
 613
 614 void
 615 FcTestPrint (const FcTest *test);
 616
 617 void
 618 FcExprPrint (const FcExpr *expr);
 619
 620 void
 621 FcEditPrint (const FcEdit *edit);
 622
 623 void
 624 FcSubstPrint (const FcSubst *subst);
 625
 626 extern int FcDebugVal;
 627
 628 static inline int
 629 FcDebug (void) { return FcDebugVal; }
 630
 631 void
 632 FcInitDebug (void);
 633
 634 /* fcdefault.c */
 635 FcChar8 *
 636 FcGetDefaultLang (void);
 637
 638 /* fcdir.c */
 639
 640 FcBool
 641 FcFileIsDir (const FcChar8 *file);
 642
 643 FcBool
 644 FcFileScanConfig (FcFontSet     *set,
 645                   FcStrSet      *dirs,
 646                   FcFileCache   *cache,
 647                   FcBlanks      *blanks,
 648                   const FcChar8 *file,
 649                   FcBool        force,
 650                   FcConfig      *config);
 651
 652 FcBool
 653 FcDirScanConfig (FcFontSet      *set,
 654                  FcStrSet       *dirs,
 655                  FcFileCache    *cache,
 656                  FcBlanks       *blanks,
 657                  const FcChar8  *dir,
 658                  FcBool         force,
 659                  FcConfig       *config);
 660
 661 /* fcfont.c */
 662 int
 663 FcFontDebug (void);
 664
 665 /* fcfreetype.c */
 666 FcBool
 667 FcFreeTypeIsExclusiveLang (const FcChar8  *lang);
 668
 669 FcBool
 670 FcFreeTypeHasLang (FcPattern *pattern, const FcChar8 *lang);
 671
 672 FcChar32
 673 FcFreeTypeUcs4ToPrivate (FcChar32 ucs4, const FcCharMap *map);
 674
 675 FcChar32
 676 FcFreeTypePrivateToUcs4 (FcChar32 private, const FcCharMap *map);
 677
 678 const FcCharMap *
 679 FcFreeTypeGetPrivateMap (FT_Encoding encoding);
 680
 681 /* fcfs.c */
 682
 683 void
 684 FcFontSetNewBank (void);
 685
 686 int
 687 FcFontSetNeededBytes (FcFontSet *s);
 688
 689 int
 690 FcFontSetNeededBytesAlign (void);
 691
 692 void *
 693 FcFontSetDistributeBytes (FcCache * metadata, void * block_ptr);
 694
 695 FcBool
 696 FcFontSetSerialize (int bank, FcFontSet * s);
 697
 698 FcBool
 699 FcFontSetUnserialize(FcCache * metadata, FcFontSet * s, void * block_ptr);
 700
 701 /* fcgram.y */
 702 int
 703 FcConfigparse (void);
 704
 705 int
 706 FcConfigwrap (void);
 707
 708 void
 709 FcConfigerror (char *fmt, ...);
 710
 711 char *
 712 FcConfigSaveField (const char *field);
 713
 714 void
 715 FcTestDestroy (FcTest *test);
 716
 717 FcExpr *
 718 FcExprCreateInteger (int i);
 719
 720 FcExpr *
 721 FcExprCreateDouble (double d);
 722
 723 FcExpr *
 724 FcExprCreateString (const FcChar8 *s);
 725
 726 FcExpr *
 727 FcExprCreateMatrix (const FcMatrix *m);
 728
 729 FcExpr *
 730 FcExprCreateBool (FcBool b);
 731
 732 FcExpr *
 733 FcExprCreateNil (void);
 734
 735 FcExpr *
 736 FcExprCreateField (const char *field);
 737
 738 FcExpr *
 739 FcExprCreateConst (const FcChar8 *constant);
 740
 741 FcExpr *
 742 FcExprCreateOp (FcExpr *left, FcOp op, FcExpr *right);
 743
 744 void
 745 FcExprDestroy (FcExpr *e);
 746
 747 void
 748 FcEditDestroy (FcEdit *e);
 749
 750 /* fcinit.c */
 751
 752 void
 753 FcMemReport (void);
 754
 755 void
 756 FcMemAlloc (int kind, int size);
 757
 758 void
 759 FcMemFree (int kind, int size);
 760
 761 /* fclang.c */
 762 FcLangSet *
 763 FcFreeTypeLangSet (const FcCharSet  *charset,
 764                    const FcChar8    *exclusiveLang);
 765
 766 FcLangResult
 767 FcLangCompare (const FcChar8 *s1, const FcChar8 *s2);
 768
 769 const FcCharSet *
 770 FcCharSetForLang (const FcChar8 *lang);
 771
 772 FcLangSet *
 773 FcLangSetPromote (const FcChar8 *lang);
 774
 775 FcLangSet *
 776 FcNameParseLangSet (const FcChar8 *string);
 777
 778 FcBool
 779 FcNameUnparseLangSet (FcStrBuf *buf, const FcLangSet *ls);
 780
 781 void
 782 FcLangSetNewBank (void);
 783
 784 int
 785 FcLangSetNeededBytes (const FcLangSet *l);
 786
 787 int
 788 FcLangSetNeededBytesAlign (void);
 789
 790 void *
 791 FcLangSetDistributeBytes (FcCache * metadata,
 792                           void * block_ptr);
 793
 794 FcLangSet *
 795 FcLangSetSerialize (int bank, FcLangSet *l);
 796
 797 void *
 798 FcLangSetUnserialize (FcCache * metadata, void *block_ptr);
 799
 800 /* fclist.c */
 801
 802 FcBool
 803 FcListPatternMatchAny (const FcPattern *p,
 804                        const FcPattern *font);
 805
 806 /* fcmatch.c */
 807
 808 /* fcname.c */
 809
 810 FcBool
 811 FcNameBool (const FcChar8 *v, FcBool *result);
 812
 813 void *
 814 FcObjectDistributeBytes (FcCache * metadata,
 815                          void * block_ptr);
 816
 817 FcObjectPtr
 818 FcObjectToPtr (const char * si);
 819
 820 int
 821 FcObjectNeededBytes (void);
 822
 823 int
 824 FcObjectNeededBytesAlign (void);
 825
 826 void *
 827 FcObjectUnserialize (FcCache * metadata, void *block_ptr);
 828
 829 void
 830 FcObjectSerialize (void);
 831
 832 const char *
 833 FcObjectPtrU (FcObjectPtr p);
 834
 835 static inline int
 836 FcObjectPtrCompare (const FcObjectPtr a, const FcObjectPtr b)
 837 {
 838     return a - b;
 839 }
 840
 841 void
 842 FcObjectStaticNameFini (void);
 843
 844 /* fcpat.c */
 845
 846 FcValue
 847 FcValueCanonicalize (const FcValue *v);
 848
 849 void
 850 FcValueListDestroy (FcValueListPtr l);
 851
 852 FcPatternElt *
 853 FcPatternFindElt (const FcPattern *p, const char *object);
 854
 855 FcPatternElt *
 856 FcPatternInsertElt (FcPattern *p, const char *object);
 857
 858 FcBool
 859 FcPatternAddWithBinding  (FcPattern         *p,
 860                           const char        *object,
 861                           FcValue           value,
 862                           FcValueBinding    binding,
 863                           FcBool            append);
 864
 865 FcPattern *
 866 FcPatternFreeze (FcPattern *p);
 867
 868 void
 869 FcPatternFini (void);
 870
 871 FcBool
 872 FcPatternAppend (FcPattern *p, FcPattern *s);
 873
 874 void
 875 FcPatternAddFullFname (const FcPattern *p, const char *fname);
 876
 877 void
 878 FcPatternTransferFullFname (const FcPattern *new, const FcPattern *orig);
 879
 880 const FcChar8 *
 881 FcStrStaticName (const FcChar8 *name);
 882
 883 FcChar32
 884 FcStringHash (const FcChar8 *s);
 885
 886 void
 887 FcPatternNewBank (void);
 888
 889 int
 890 FcPatternNeededBytes (FcPattern *p);
 891
 892 int
 893 FcPatternNeededBytesAlign (void);
 894
 895 void *
 896 FcPatternDistributeBytes (FcCache * metadata, void * block_ptr);
 897
 898 /* please don't access these outside of fcpat.c! only visible so that
 899  * *PtrU can be inlined. */
 900 extern FcValueList ** _fcValueLists;
 901 extern FcPatternElt ** _fcPatternElts;
 902
 903 static inline FcValueList *
 904 FcValueListPtrU (FcValueListPtr pi)
 905 {
 906     if (pi.bank == FC_BANK_DYNAMIC)
 907         return pi.u.dyn;
 908
 909     return &_fcValueLists[FcCacheBankToIndex(pi.bank)][pi.u.stat];
 910 }
 911
 912 static inline FcPatternElt *
 913 FcPatternEltU (FcPatternEltPtr pei)
 914 {
 915     if (pei.bank == FC_BANK_DYNAMIC)
 916         return pei.u.dyn;
 917
 918     return &_fcPatternElts[FcCacheBankToIndex(pei.bank)][pei.u.stat];
 919 }
 920
 921 FcValueListPtr
 922 FcValueListPtrCreateDynamic(FcValueList * p);
 923
 924 FcPattern *
 925 FcPatternSerialize (int bank, FcPattern * p);
 926
 927 void *
 928 FcPatternUnserialize (FcCache * metadata, void *block_ptr);
 929
 930 /* fcrender.c */
 931
 932 /* fcmatrix.c */
 933
 934 extern const FcMatrix    FcIdentityMatrix;
 935
 936 void
 937 FcMatrixFree (FcMatrix *mat);
 938
 939 /* fcstr.c */
 940 void
 941 FcStrSetSort (FcStrSet * set);
 942
 943 FcChar8 *
 944 FcStrPlus (const FcChar8 *s1, const FcChar8 *s2);
 945
 946 void
 947 FcStrFree (FcChar8 *s);
 948
 949 void
 950 FcStrBufInit (FcStrBuf *buf, FcChar8 *init, int size);
 951
 952 void
 953 FcStrBufDestroy (FcStrBuf *buf);
 954
 955 FcChar8 *
 956 FcStrBufDone (FcStrBuf *buf);
 957
 958 FcBool
 959 FcStrBufChar (FcStrBuf *buf, FcChar8 c);
 960
 961 FcBool
 962 FcStrBufString (FcStrBuf *buf, const FcChar8 *s);
 963
 964 FcBool
 965 FcStrBufData (FcStrBuf *buf, const FcChar8 *s, int len);
 966
 967 int
 968 FcStrCmpIgnoreBlanksAndCase (const FcChar8 *s1, const FcChar8 *s2);
 969
 970 const FcChar8 *
 971 FcStrContainsIgnoreBlanksAndCase (const FcChar8 *s1, const FcChar8 *s2);
 972
 973 const FcChar8 *
 974 FcStrContainsIgnoreCase (const FcChar8 *s1, const FcChar8 *s2);
 975
 976 FcBool
 977 FcStrUsesHome (const FcChar8 *s);
 978
 979 FcChar8 *
 980 FcStrLastSlash (const FcChar8  *path);
 981
 982 FcChar32
 983 FcStrHashIgnoreCase (const FcChar8 *s);
 984
 985 #endif /* _FC_INT_H_ */