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24330d27 | 1 | /* |
4bd4418a | 2 | * $RCSId: xc/lib/fontconfig/src/fcpat.c,v 1.18 2002/09/18 17:11:46 tsi 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 | ||
25 | #include <stdlib.h> | |
26 | #include <string.h> | |
d8d73958 | 27 | #include <assert.h> |
24330d27 KP |
28 | #include "fcint.h" |
29 | ||
81fe99fd | 30 | static FcPattern ** _fcPatterns = 0; |
4262e0b3 | 31 | static int fcpattern_bank_count = 0, fcpattern_ptr, fcpattern_count; |
81fe99fd | 32 | FcPatternElt ** _fcPatternElts = 0; |
cd2ec1a9 | 33 | static int fcpatternelt_ptr, fcpatternelt_count; |
81fe99fd | 34 | FcValueList ** _fcValueLists = 0; |
4262e0b3 | 35 | static int fcvaluelist_bank_count = 0, fcvaluelist_ptr, fcvaluelist_count; |
cd2ec1a9 PL |
36 | |
37 | static FcPatternEltPtr | |
38 | FcPatternEltPtrCreateDynamic (FcPatternElt * e); | |
9ede93f1 PL |
39 | static FcBool |
40 | FcStrHashed (const FcChar8 *name); | |
cd2ec1a9 | 41 | |
51af0509 PL |
42 | static const char * |
43 | FcPatternFindFullFname (const FcPattern *p); | |
44 | ||
d7b3ac63 PL |
45 | /* If you are trying to duplicate an FcPattern which will be used for |
46 | * rendering, be aware that (internally) you also have to use | |
47 | * FcPatternTransferFullFname to transfer the associated filename. If | |
48 | * you are copying the font (externally) using FcPatternGetString, | |
49 | * then everything's fine; this caveat only applies if you're copying | |
50 | * the bits individually. */ | |
51 | ||
24330d27 KP |
52 | FcPattern * |
53 | FcPatternCreate (void) | |
54 | { | |
55 | FcPattern *p; | |
56 | ||
57 | p = (FcPattern *) malloc (sizeof (FcPattern)); | |
58 | if (!p) | |
59 | return 0; | |
60 | FcMemAlloc (FC_MEM_PATTERN, sizeof (FcPattern)); | |
61 | p->num = 0; | |
62 | p->size = 0; | |
cd2ec1a9 | 63 | p->elts = FcPatternEltPtrCreateDynamic(0); |
4262e0b3 | 64 | p->bank = FC_BANK_DYNAMIC; |
6f6563ed | 65 | p->ref = 1; |
24330d27 KP |
66 | return p; |
67 | } | |
68 | ||
69 | void | |
70 | FcValueDestroy (FcValue v) | |
71 | { | |
72 | switch (v.type) { | |
73 | case FcTypeString: | |
9ede93f1 PL |
74 | if (!FcStrHashed (v.u.s)) |
75 | FcStrFree ((FcChar8 *) v.u.s); | |
24330d27 KP |
76 | break; |
77 | case FcTypeMatrix: | |
4262e0b3 | 78 | FcMatrixFree ((FcMatrix *) v.u.m); |
24330d27 KP |
79 | break; |
80 | case FcTypeCharSet: | |
4262e0b3 | 81 | FcCharSetDestroy ((FcCharSet *) v.u.c); |
24330d27 | 82 | break; |
d8d73958 | 83 | case FcTypeLangSet: |
4262e0b3 | 84 | FcLangSetDestroy ((FcLangSet *) v.u.l); |
d8d73958 | 85 | break; |
24330d27 KP |
86 | default: |
87 | break; | |
88 | } | |
89 | } | |
90 | ||
4262e0b3 PL |
91 | FcValue |
92 | FcValueCanonicalize (const FcValue *v) | |
93 | { | |
94 | if (v->type & FC_STORAGE_STATIC) | |
95 | { | |
96 | FcValue new = *v; | |
97 | ||
98 | switch (v->type & ~FC_STORAGE_STATIC) | |
99 | { | |
100 | case FcTypeString: | |
101 | new.u.s = fc_value_string(v); | |
102 | new.type = FcTypeString; | |
103 | break; | |
104 | case FcTypeCharSet: | |
105 | new.u.c = fc_value_charset(v); | |
106 | new.type = FcTypeCharSet; | |
107 | break; | |
108 | case FcTypeLangSet: | |
109 | new.u.l = fc_value_langset(v); | |
110 | new.type = FcTypeLangSet; | |
111 | break; | |
112 | } | |
113 | return new; | |
114 | } | |
115 | return *v; | |
116 | } | |
117 | ||
24330d27 KP |
118 | FcValue |
119 | FcValueSave (FcValue v) | |
120 | { | |
121 | switch (v.type) { | |
122 | case FcTypeString: | |
4262e0b3 PL |
123 | v.u.s = FcStrCopy (v.u.s); |
124 | if (!v.u.s) | |
24330d27 KP |
125 | v.type = FcTypeVoid; |
126 | break; | |
127 | case FcTypeMatrix: | |
4262e0b3 PL |
128 | v.u.m = FcMatrixCopy (v.u.m); |
129 | if (!v.u.m) | |
24330d27 KP |
130 | v.type = FcTypeVoid; |
131 | break; | |
132 | case FcTypeCharSet: | |
4262e0b3 PL |
133 | v.u.c = FcCharSetCopy ((FcCharSet *) v.u.c); |
134 | if (!v.u.c) | |
24330d27 KP |
135 | v.type = FcTypeVoid; |
136 | break; | |
d8d73958 | 137 | case FcTypeLangSet: |
4262e0b3 PL |
138 | v.u.l = FcLangSetCopy (v.u.l); |
139 | if (!v.u.l) | |
d8d73958 KP |
140 | v.type = FcTypeVoid; |
141 | break; | |
24330d27 KP |
142 | default: |
143 | break; | |
144 | } | |
145 | return v; | |
146 | } | |
147 | ||
148 | void | |
cd2ec1a9 | 149 | FcValueListDestroy (FcValueListPtr l) |
24330d27 | 150 | { |
cd2ec1a9 PL |
151 | FcValueListPtr next; |
152 | for (; FcValueListPtrU(l); l = next) | |
24330d27 | 153 | { |
cd2ec1a9 | 154 | switch (FcValueListPtrU(l)->value.type) { |
24330d27 | 155 | case FcTypeString: |
9ede93f1 PL |
156 | if (!FcStrHashed ((FcChar8 *)FcValueListPtrU(l)->value.u.s)) |
157 | FcStrFree ((FcChar8 *)FcValueListPtrU(l)->value.u.s); | |
24330d27 KP |
158 | break; |
159 | case FcTypeMatrix: | |
4262e0b3 | 160 | FcMatrixFree ((FcMatrix *)FcValueListPtrU(l)->value.u.m); |
24330d27 KP |
161 | break; |
162 | case FcTypeCharSet: | |
cd2ec1a9 | 163 | FcCharSetDestroy |
4262e0b3 | 164 | ((FcCharSet *) (FcValueListPtrU(l)->value.u.c)); |
24330d27 | 165 | break; |
d8d73958 | 166 | case FcTypeLangSet: |
cd2ec1a9 | 167 | FcLangSetDestroy |
4262e0b3 | 168 | ((FcLangSet *) (FcValueListPtrU(l)->value.u.l)); |
d8d73958 | 169 | break; |
24330d27 KP |
170 | default: |
171 | break; | |
172 | } | |
cd2ec1a9 | 173 | next = FcValueListPtrU(l)->next; |
24330d27 | 174 | FcMemFree (FC_MEM_VALLIST, sizeof (FcValueList)); |
4262e0b3 | 175 | if (l.bank == FC_BANK_DYNAMIC) |
cd2ec1a9 | 176 | free(l.u.dyn); |
24330d27 KP |
177 | } |
178 | } | |
179 | ||
0ab36ca8 KP |
180 | FcBool |
181 | FcValueEqual (FcValue va, FcValue vb) | |
182 | { | |
183 | if (va.type != vb.type) | |
184 | { | |
185 | if (va.type == FcTypeInteger) | |
186 | { | |
187 | va.type = FcTypeDouble; | |
188 | va.u.d = va.u.i; | |
189 | } | |
190 | if (vb.type == FcTypeInteger) | |
191 | { | |
192 | vb.type = FcTypeDouble; | |
193 | vb.u.d = vb.u.i; | |
194 | } | |
195 | if (va.type != vb.type) | |
196 | return FcFalse; | |
197 | } | |
198 | switch (va.type) { | |
199 | case FcTypeVoid: | |
200 | return FcTrue; | |
201 | case FcTypeInteger: | |
202 | return va.u.i == vb.u.i; | |
203 | case FcTypeDouble: | |
204 | return va.u.d == vb.u.d; | |
205 | case FcTypeString: | |
4262e0b3 | 206 | return FcStrCmpIgnoreCase (va.u.s, vb.u.s) == 0; |
0ab36ca8 KP |
207 | case FcTypeBool: |
208 | return va.u.b == vb.u.b; | |
209 | case FcTypeMatrix: | |
4262e0b3 | 210 | return FcMatrixEqual (va.u.m, vb.u.m); |
0ab36ca8 | 211 | case FcTypeCharSet: |
4262e0b3 | 212 | return FcCharSetEqual (va.u.c, vb.u.c); |
be094850 KP |
213 | case FcTypeFTFace: |
214 | return va.u.f == vb.u.f; | |
d8d73958 | 215 | case FcTypeLangSet: |
4262e0b3 | 216 | return FcLangSetEqual (va.u.l, vb.u.l); |
0ab36ca8 KP |
217 | } |
218 | return FcFalse; | |
219 | } | |
220 | ||
d0f07b8d KP |
221 | static FcChar32 |
222 | FcDoubleHash (double d) | |
223 | { | |
224 | if (d < 0) | |
225 | d = -d; | |
226 | if (d > 0xffffffff) | |
227 | d = 0xffffffff; | |
228 | return (FcChar32) d; | |
229 | } | |
230 | ||
7f37423d | 231 | FcChar32 |
d0f07b8d KP |
232 | FcStringHash (const FcChar8 *s) |
233 | { | |
234 | FcChar8 c; | |
235 | FcChar32 h = 0; | |
236 | ||
237 | if (s) | |
238 | while ((c = *s++)) | |
239 | h = ((h << 1) | (h >> 31)) ^ c; | |
240 | return h; | |
241 | } | |
242 | ||
243 | static FcChar32 | |
4262e0b3 | 244 | FcValueHash (const FcValue *v0) |
d0f07b8d | 245 | { |
4262e0b3 | 246 | FcValue v = FcValueCanonicalize(v0); |
d0f07b8d KP |
247 | switch (v.type) { |
248 | case FcTypeVoid: | |
249 | return 0; | |
250 | case FcTypeInteger: | |
251 | return (FcChar32) v.u.i; | |
252 | case FcTypeDouble: | |
253 | return FcDoubleHash (v.u.d); | |
254 | case FcTypeString: | |
4262e0b3 | 255 | return FcStringHash (v.u.s); |
d0f07b8d KP |
256 | case FcTypeBool: |
257 | return (FcChar32) v.u.b; | |
258 | case FcTypeMatrix: | |
4262e0b3 PL |
259 | return (FcDoubleHash (v.u.m->xx) ^ |
260 | FcDoubleHash (v.u.m->xy) ^ | |
261 | FcDoubleHash (v.u.m->yx) ^ | |
262 | FcDoubleHash (v.u.m->yy)); | |
d0f07b8d | 263 | case FcTypeCharSet: |
4262e0b3 | 264 | return (FcChar32) v.u.c->num; |
d0f07b8d KP |
265 | case FcTypeFTFace: |
266 | return FcStringHash ((const FcChar8 *) ((FT_Face) v.u.f)->family_name) ^ | |
267 | FcStringHash ((const FcChar8 *) ((FT_Face) v.u.f)->style_name); | |
d8d73958 | 268 | case FcTypeLangSet: |
4262e0b3 | 269 | return FcLangSetHash (v.u.l); |
d0f07b8d KP |
270 | } |
271 | return FcFalse; | |
272 | } | |
273 | ||
0ab36ca8 | 274 | static FcBool |
cd2ec1a9 | 275 | FcValueListEqual (FcValueListPtr la, FcValueListPtr lb) |
0ab36ca8 | 276 | { |
cd2ec1a9 | 277 | if (FcValueListPtrU(la) == FcValueListPtrU(lb)) |
d8d73958 KP |
278 | return FcTrue; |
279 | ||
cd2ec1a9 | 280 | while (FcValueListPtrU(la) && FcValueListPtrU(lb)) |
0ab36ca8 | 281 | { |
cd2ec1a9 PL |
282 | if (!FcValueEqual (FcValueListPtrU(la)->value, |
283 | FcValueListPtrU(lb)->value)) | |
0ab36ca8 | 284 | return FcFalse; |
cd2ec1a9 PL |
285 | la = FcValueListPtrU(la)->next; |
286 | lb = FcValueListPtrU(lb)->next; | |
0ab36ca8 | 287 | } |
cd2ec1a9 | 288 | if (FcValueListPtrU(la) || FcValueListPtrU(lb)) |
0ab36ca8 KP |
289 | return FcFalse; |
290 | return FcTrue; | |
291 | } | |
292 | ||
d0f07b8d | 293 | static FcChar32 |
cd2ec1a9 | 294 | FcValueListHash (FcValueListPtr l) |
d0f07b8d KP |
295 | { |
296 | FcChar32 hash = 0; | |
297 | ||
cd2ec1a9 | 298 | while (FcValueListPtrU(l)) |
d0f07b8d | 299 | { |
cd2ec1a9 | 300 | hash = ((hash << 1) | (hash >> 31)) ^ |
4262e0b3 | 301 | FcValueHash (&FcValueListPtrU(l)->value); |
cd2ec1a9 | 302 | l = FcValueListPtrU(l)->next; |
d0f07b8d KP |
303 | } |
304 | return hash; | |
305 | } | |
306 | ||
24330d27 KP |
307 | void |
308 | FcPatternDestroy (FcPattern *p) | |
309 | { | |
310 | int i; | |
311 | ||
d8d73958 | 312 | if (p->ref == FC_REF_CONSTANT || --p->ref > 0) |
6f6563ed KP |
313 | return; |
314 | ||
d7b3ac63 PL |
315 | if (FcPatternFindFullFname (p)) |
316 | { | |
7358dae4 | 317 | FcStrFree ((FcChar8 *)FcPatternFindFullFname (p)); |
d7b3ac63 PL |
318 | FcPatternAddFullFname (p, 0); |
319 | } | |
320 | ||
24330d27 | 321 | for (i = 0; i < p->num; i++) |
cd2ec1a9 | 322 | FcValueListDestroy ((FcPatternEltU(p->elts)+i)->values); |
24330d27 KP |
323 | |
324 | p->num = 0; | |
4262e0b3 | 325 | if (FcPatternEltU(p->elts) && p->elts.bank == FC_BANK_DYNAMIC) |
24330d27 KP |
326 | { |
327 | FcMemFree (FC_MEM_PATELT, p->size * sizeof (FcPatternElt)); | |
cd2ec1a9 PL |
328 | free (FcPatternEltU(p->elts)); |
329 | p->elts = FcPatternEltPtrCreateDynamic(0); | |
24330d27 KP |
330 | } |
331 | p->size = 0; | |
332 | FcMemFree (FC_MEM_PATTERN, sizeof (FcPattern)); | |
333 | free (p); | |
334 | } | |
335 | ||
d8d73958 KP |
336 | #define FC_VALUE_LIST_HASH_SIZE 257 |
337 | #define FC_PATTERN_HASH_SIZE 67 | |
338 | ||
339 | typedef struct _FcValueListEnt FcValueListEnt; | |
340 | ||
341 | struct _FcValueListEnt { | |
342 | FcValueListEnt *next; | |
cd2ec1a9 | 343 | FcValueListPtr list; |
05336fd8 | 344 | FcChar32 hash, pad; |
d8d73958 KP |
345 | }; |
346 | ||
2d79b586 KP |
347 | typedef union _FcValueListAlign { |
348 | FcValueListEnt ent; | |
349 | FcValueList list; | |
350 | } FcValueListAlign; | |
351 | ||
d8d73958 KP |
352 | static int FcValueListFrozenCount[FcTypeLangSet + 1]; |
353 | static int FcValueListFrozenBytes[FcTypeLangSet + 1]; | |
67accef4 | 354 | static char FcValueListFrozenName[][8] = { |
d8d73958 KP |
355 | "Void", |
356 | "Integer", | |
357 | "Double", | |
358 | "String", | |
359 | "Bool", | |
360 | "Matrix", | |
361 | "CharSet", | |
362 | "FTFace", | |
363 | "LangSet" | |
364 | }; | |
365 | ||
366 | void | |
367 | FcValueListReport (void); | |
368 | ||
369 | void | |
370 | FcValueListReport (void) | |
371 | { | |
372 | FcType t; | |
373 | ||
374 | printf ("Fc Frozen Values:\n"); | |
375 | printf ("\t%8s %9s %9s\n", "Type", "Count", "Bytes"); | |
376 | for (t = FcTypeVoid; t <= FcTypeLangSet; t++) | |
377 | printf ("\t%8s %9d %9d\n", FcValueListFrozenName[t], | |
378 | FcValueListFrozenCount[t], FcValueListFrozenBytes[t]); | |
379 | } | |
380 | ||
381 | static FcValueListEnt * | |
cd2ec1a9 | 382 | FcValueListEntCreate (FcValueListPtr h) |
d8d73958 | 383 | { |
2d79b586 | 384 | FcValueListAlign *ea; |
d8d73958 | 385 | FcValueListEnt *e; |
cd2ec1a9 PL |
386 | FcValueListPtr l; |
387 | FcValueList *new; | |
d8d73958 | 388 | int n; |
d8d73958 KP |
389 | int size; |
390 | ||
391 | n = 0; | |
cd2ec1a9 | 392 | for (l = h; FcValueListPtrU(l); l = FcValueListPtrU(l)->next) |
d8d73958 | 393 | n++; |
1c52c0f0 | 394 | size = sizeof (FcValueListAlign) + n * sizeof (FcValueList); |
cd2ec1a9 PL |
395 | FcValueListFrozenCount[FcValueListPtrU(h)->value.type]++; |
396 | FcValueListFrozenBytes[FcValueListPtrU(h)->value.type] += size; | |
397 | // this leaks for some reason | |
398 | ea = malloc (sizeof (FcValueListAlign)); | |
2d79b586 | 399 | if (!ea) |
d8d73958 | 400 | return 0; |
cd2ec1a9 PL |
401 | new = malloc (n * sizeof (FcValueList)); |
402 | if (!new) | |
403 | return 0; | |
404 | memset(new, 0, n * sizeof (FcValueList)); | |
d8d73958 | 405 | FcMemAlloc (FC_MEM_VALLIST, size); |
2d79b586 | 406 | e = &ea->ent; |
cd2ec1a9 PL |
407 | e->list = (FcValueListPtr) FcValueListPtrCreateDynamic(new); |
408 | for (l = h; FcValueListPtrU(l); | |
409 | l = FcValueListPtrU(l)->next, new++) | |
d8d73958 | 410 | { |
4262e0b3 | 411 | if ((FcValueListPtrU(l)->value.type & ~FC_STORAGE_STATIC) == FcTypeString) |
d8d73958 KP |
412 | { |
413 | new->value.type = FcTypeString; | |
7f37423d | 414 | new->value.u.s = FcStrStaticName |
4262e0b3 | 415 | (fc_value_string(&FcValueListPtrU(l)->value)); |
d8d73958 KP |
416 | } |
417 | else | |
05336fd8 | 418 | { |
4262e0b3 PL |
419 | new->value = FcValueSave (FcValueCanonicalize |
420 | (&FcValueListPtrU(l)->value)); | |
cd2ec1a9 PL |
421 | } |
422 | new->binding = FcValueListPtrU(l)->binding; | |
423 | if (FcValueListPtrU(FcValueListPtrU(l)->next)) | |
424 | { | |
425 | new->next = FcValueListPtrCreateDynamic(new + 1); | |
05336fd8 | 426 | } |
d8d73958 | 427 | else |
cd2ec1a9 PL |
428 | { |
429 | new->next = FcValueListPtrCreateDynamic(0); | |
430 | } | |
d8d73958 KP |
431 | } |
432 | return e; | |
433 | } | |
434 | ||
34cd0514 CW |
435 | static void |
436 | FcValueListEntDestroy (FcValueListEnt *e) | |
437 | { | |
cd2ec1a9 | 438 | FcValueListPtr l; |
34cd0514 | 439 | |
cd2ec1a9 | 440 | FcValueListFrozenCount[FcValueListPtrU(e->list)->value.type]--; |
34cd0514 CW |
441 | |
442 | /* XXX: We should perform these two operations with "size" as | |
443 | computed in FcValueListEntCreate, but we don't have access to | |
444 | that value here. Without this, the FcValueListFrozenBytes | |
445 | values will be wrong as will the FcMemFree counts. | |
446 | ||
447 | FcValueListFrozenBytes[e->list->value.type] -= size; | |
448 | FcMemFree (FC_MEM_VALLIST, size); | |
449 | */ | |
450 | ||
cd2ec1a9 PL |
451 | for (l = e->list; FcValueListPtrU(l); |
452 | l = FcValueListPtrU(l)->next) | |
34cd0514 | 453 | { |
cd2ec1a9 PL |
454 | if (FcValueListPtrU(l)->value.type != FcTypeString) |
455 | FcValueDestroy (FcValueListPtrU(l)->value); | |
34cd0514 CW |
456 | } |
457 | /* XXX: Are we being too chummy with the implementation here to | |
458 | free(e) when it was actually the enclosing FcValueListAlign | |
459 | that was allocated? */ | |
460 | free (e); | |
461 | } | |
462 | ||
d8d73958 KP |
463 | static int FcValueListTotal; |
464 | static int FcValueListUsed; | |
465 | ||
34cd0514 CW |
466 | static FcValueListEnt *FcValueListHashTable[FC_VALUE_LIST_HASH_SIZE]; |
467 | ||
cd2ec1a9 PL |
468 | static FcValueListPtr |
469 | FcValueListFreeze (FcValueListPtr l) | |
d8d73958 | 470 | { |
d8d73958 | 471 | FcChar32 hash = FcValueListHash (l); |
34cd0514 | 472 | FcValueListEnt **bucket = &FcValueListHashTable[hash % FC_VALUE_LIST_HASH_SIZE]; |
d8d73958 KP |
473 | FcValueListEnt *ent; |
474 | ||
475 | FcValueListTotal++; | |
476 | for (ent = *bucket; ent; ent = ent->next) | |
477 | { | |
478 | if (ent->hash == hash && FcValueListEqual (ent->list, l)) | |
479 | return ent->list; | |
480 | } | |
481 | ||
482 | ent = FcValueListEntCreate (l); | |
483 | if (!ent) | |
cd2ec1a9 | 484 | return FcValueListPtrCreateDynamic(0); |
d8d73958 KP |
485 | |
486 | FcValueListUsed++; | |
487 | ent->hash = hash; | |
488 | ent->next = *bucket; | |
489 | *bucket = ent; | |
490 | return ent->list; | |
491 | } | |
492 | ||
34cd0514 CW |
493 | static void |
494 | FcValueListThawAll (void) | |
495 | { | |
496 | int i; | |
497 | FcValueListEnt *ent, *next; | |
498 | ||
499 | for (i = 0; i < FC_VALUE_LIST_HASH_SIZE; i++) | |
500 | { | |
501 | for (ent = FcValueListHashTable[i]; ent; ent = next) | |
502 | { | |
503 | next = ent->next; | |
504 | FcValueListEntDestroy (ent); | |
505 | } | |
506 | FcValueListHashTable[i] = 0; | |
507 | } | |
508 | ||
509 | FcValueListTotal = 0; | |
510 | FcValueListUsed = 0; | |
511 | } | |
512 | ||
d8d73958 KP |
513 | static FcChar32 |
514 | FcPatternBaseHash (FcPattern *b) | |
515 | { | |
516 | FcChar32 hash = b->num; | |
517 | int i; | |
518 | ||
519 | for (i = 0; i < b->num; i++) | |
cd2ec1a9 PL |
520 | hash = ((hash << 1) | (hash >> 31)) ^ |
521 | (long) (FcValueListPtrU((FcPatternEltU(b->elts)+i)->values)); | |
d8d73958 KP |
522 | return hash; |
523 | } | |
524 | ||
525 | typedef struct _FcPatternEnt FcPatternEnt; | |
526 | ||
527 | struct _FcPatternEnt { | |
528 | FcPatternEnt *next; | |
529 | FcChar32 hash; | |
cd2ec1a9 | 530 | FcPattern *pattern; |
d8d73958 KP |
531 | }; |
532 | ||
533 | static int FcPatternTotal; | |
534 | static int FcPatternUsed; | |
535 | ||
34cd0514 CW |
536 | static FcPatternEnt *FcPatternHashTable[FC_VALUE_LIST_HASH_SIZE]; |
537 | ||
d8d73958 KP |
538 | static FcPattern * |
539 | FcPatternBaseFreeze (FcPattern *b) | |
540 | { | |
cd2ec1a9 PL |
541 | FcPattern *ep; |
542 | FcPatternElt *epp; | |
d8d73958 | 543 | FcChar32 hash = FcPatternBaseHash (b); |
34cd0514 | 544 | FcPatternEnt **bucket = &FcPatternHashTable[hash % FC_VALUE_LIST_HASH_SIZE]; |
d8d73958 KP |
545 | FcPatternEnt *ent; |
546 | int i; | |
d8d73958 KP |
547 | |
548 | FcPatternTotal++; | |
549 | for (ent = *bucket; ent; ent = ent->next) | |
550 | { | |
cd2ec1a9 PL |
551 | if (ent->hash == hash && b->num == ent->pattern->num) |
552 | { | |
d8d73958 KP |
553 | for (i = 0; i < b->num; i++) |
554 | { | |
cd2ec1a9 PL |
555 | if (FcObjectPtrCompare((FcPatternEltU(b->elts)+i)->object, |
556 | (FcPatternEltU(ent->pattern->elts)+i)->object) != 0) | |
d8d73958 | 557 | break; |
cd2ec1a9 PL |
558 | if (FcValueListPtrU((FcPatternEltU(b->elts)+i)->values) != |
559 | FcValueListPtrU((FcPatternEltU(ent->pattern->elts)+i)->values)) | |
d8d73958 KP |
560 | break; |
561 | } | |
562 | if (i == b->num) | |
cd2ec1a9 | 563 | return ent->pattern; |
d8d73958 KP |
564 | } |
565 | } | |
566 | ||
567 | /* | |
1c52c0f0 | 568 | * Compute size of pattern + elts |
d8d73958 | 569 | */ |
cd2ec1a9 | 570 | ent = malloc (sizeof (FcPatternEnt)); |
d8d73958 KP |
571 | if (!ent) |
572 | return 0; | |
573 | ||
cd2ec1a9 | 574 | FcMemAlloc (FC_MEM_PATTERN, sizeof (FcPatternEnt)); |
d8d73958 KP |
575 | FcPatternUsed++; |
576 | ||
cd2ec1a9 PL |
577 | ep = FcPatternCreate(); |
578 | if (!ep) | |
579 | return 0; | |
580 | ent->pattern = ep; | |
581 | epp = malloc(b->num * sizeof (FcPatternElt)); | |
582 | if (!epp) | |
583 | goto bail; | |
584 | ep->elts = FcPatternEltPtrCreateDynamic(epp); | |
585 | ||
586 | FcMemAlloc (FC_MEM_PATELT, sizeof (FcPatternElt)*(b->num)); | |
587 | ||
588 | ep->num = b->num; | |
589 | ep->size = b->num; | |
590 | ep->ref = FC_REF_CONSTANT; | |
d8d73958 | 591 | |
d8d73958 KP |
592 | for (i = 0; i < b->num; i++) |
593 | { | |
cd2ec1a9 PL |
594 | (FcPatternEltU(ep->elts)+i)->values = |
595 | (FcPatternEltU(b->elts)+i)->values; | |
596 | (FcPatternEltU(ep->elts)+i)->object = | |
597 | (FcPatternEltU(b->elts)+i)->object; | |
d8d73958 KP |
598 | } |
599 | ||
793154ed PL |
600 | if (FcPatternFindElt (b, FC_FILE)) |
601 | FcPatternTransferFullFname (ep, b); | |
602 | ||
d8d73958 KP |
603 | ent->hash = hash; |
604 | ent->next = *bucket; | |
605 | *bucket = ent; | |
cd2ec1a9 PL |
606 | return ent->pattern; |
607 | bail: | |
608 | free(ent); | |
609 | FcMemFree (FC_MEM_PATTERN, sizeof (FcPatternEnt)); | |
610 | FcPatternUsed--; | |
611 | return 0; | |
d8d73958 KP |
612 | } |
613 | ||
34cd0514 CW |
614 | static void |
615 | FcPatternBaseThawAll (void) | |
616 | { | |
617 | int i; | |
618 | FcPatternEnt *ent, *next; | |
619 | ||
620 | for (i = 0; i < FC_VALUE_LIST_HASH_SIZE; i++) | |
621 | { | |
622 | for (ent = FcPatternHashTable[i]; ent; ent = next) | |
623 | { | |
624 | next = ent->next; | |
625 | free (ent); | |
626 | } | |
627 | FcPatternHashTable[i] = 0; | |
628 | } | |
629 | ||
630 | FcPatternTotal = 0; | |
631 | FcPatternUsed = 0; | |
632 | } | |
633 | ||
d8d73958 KP |
634 | FcPattern * |
635 | FcPatternFreeze (FcPattern *p) | |
636 | { | |
637 | FcPattern *b, *n = 0; | |
cd2ec1a9 | 638 | FcPatternElt *e; |
d8d73958 KP |
639 | int i; |
640 | ||
2ff4f076 RB |
641 | if (p->ref == FC_REF_CONSTANT) |
642 | return p; | |
643 | ||
cd2ec1a9 | 644 | b = FcPatternCreate(); |
d8d73958 | 645 | if (!b) |
cd2ec1a9 PL |
646 | return 0; |
647 | ||
d8d73958 KP |
648 | b->num = p->num; |
649 | b->size = b->num; | |
650 | b->ref = 1; | |
cd2ec1a9 PL |
651 | |
652 | e = malloc(b->num * sizeof (FcPatternElt)); | |
653 | if (!e) | |
654 | return 0; | |
655 | b->elts = FcPatternEltPtrCreateDynamic(e); | |
656 | FcMemAlloc (FC_MEM_PATELT, sizeof (FcPatternElt)*(b->num)); | |
657 | ||
d8d73958 KP |
658 | /* |
659 | * Freeze object lists | |
660 | */ | |
661 | for (i = 0; i < p->num; i++) | |
662 | { | |
cd2ec1a9 PL |
663 | (FcPatternEltU(b->elts)+i)->object = |
664 | (FcPatternEltU(p->elts)+i)->object; | |
665 | (FcPatternEltU(b->elts)+i)->values = | |
666 | FcValueListFreeze((FcPatternEltU(p->elts)+i)->values); | |
667 | if (!FcValueListPtrU((FcPatternEltU(p->elts)+i)->values)) | |
d8d73958 KP |
668 | goto bail; |
669 | } | |
793154ed PL |
670 | |
671 | if (FcPatternFindElt (p, FC_FILE)) | |
672 | FcPatternTransferFullFname (b, p); | |
673 | ||
d8d73958 KP |
674 | /* |
675 | * Freeze base | |
676 | */ | |
677 | n = FcPatternBaseFreeze (b); | |
678 | #ifdef CHATTY | |
679 | if (FcDebug() & FC_DBG_MEMORY) | |
680 | { | |
681 | printf ("ValueLists: total %9d used %9d\n", FcValueListTotal, FcValueListUsed); | |
682 | printf ("Patterns: total %9d used %9d\n", FcPatternTotal, FcPatternUsed); | |
683 | } | |
684 | #endif | |
cd2ec1a9 PL |
685 | bail: |
686 | free(FcPatternEltU(b->elts)); | |
687 | b->elts = FcPatternEltPtrCreateDynamic(0); | |
688 | FcMemFree (FC_MEM_PATELT, sizeof (FcPatternElt)*(b->num)); | |
689 | b->num = -1; | |
d8d73958 KP |
690 | #ifdef DEBUG |
691 | assert (FcPatternEqual (n, p)); | |
692 | #endif | |
693 | return n; | |
694 | } | |
695 | ||
e9be9cd1 KP |
696 | static int |
697 | FcPatternPosition (const FcPattern *p, const char *object) | |
24330d27 | 698 | { |
e9be9cd1 | 699 | int low, high, mid, c; |
cd2ec1a9 | 700 | FcObjectPtr obj; |
0ab36ca8 | 701 | |
4262e0b3 | 702 | obj = FcObjectToPtr(object); |
0ab36ca8 | 703 | low = 0; |
e9be9cd1 KP |
704 | high = p->num - 1; |
705 | c = 1; | |
706 | mid = 0; | |
707 | while (low <= high) | |
24330d27 | 708 | { |
e9be9cd1 | 709 | mid = (low + high) >> 1; |
cd2ec1a9 | 710 | c = FcObjectPtrCompare((FcPatternEltU(p->elts)+mid)->object, obj); |
e9be9cd1 KP |
711 | if (c == 0) |
712 | return mid; | |
713 | if (c < 0) | |
714 | low = mid + 1; | |
0ab36ca8 | 715 | else |
e9be9cd1 | 716 | high = mid - 1; |
24330d27 | 717 | } |
e9be9cd1 KP |
718 | if (c < 0) |
719 | mid++; | |
720 | return -(mid + 1); | |
721 | } | |
24330d27 | 722 | |
e9be9cd1 KP |
723 | FcPatternElt * |
724 | FcPatternFindElt (const FcPattern *p, const char *object) | |
725 | { | |
726 | int i = FcPatternPosition (p, object); | |
727 | if (i < 0) | |
0ab36ca8 | 728 | return 0; |
cd2ec1a9 | 729 | return FcPatternEltU(p->elts)+i; |
e9be9cd1 | 730 | } |
24330d27 | 731 | |
e9be9cd1 KP |
732 | FcPatternElt * |
733 | FcPatternInsertElt (FcPattern *p, const char *object) | |
734 | { | |
735 | int i; | |
736 | FcPatternElt *e; | |
737 | ||
738 | i = FcPatternPosition (p, object); | |
739 | if (i < 0) | |
24330d27 | 740 | { |
e9be9cd1 KP |
741 | i = -i - 1; |
742 | ||
cd2ec1a9 | 743 | /* reallocate array */ |
e9be9cd1 | 744 | if (p->num + 1 >= p->size) |
24330d27 | 745 | { |
e9be9cd1 | 746 | int s = p->size + 16; |
cd2ec1a9 PL |
747 | if (FcPatternEltU(p->elts)) |
748 | { | |
749 | FcPatternElt *e0 = FcPatternEltU(p->elts); | |
750 | e = (FcPatternElt *) realloc (e0, s * sizeof (FcPatternElt)); | |
751 | if (!e) /* maybe it was mmapped */ | |
752 | { | |
753 | e = malloc(s * sizeof (FcPatternElt)); | |
754 | if (e) | |
755 | memcpy(e, e0, p->num * sizeof (FcPatternElt)); | |
756 | } | |
757 | } | |
e9be9cd1 KP |
758 | else |
759 | e = (FcPatternElt *) malloc (s * sizeof (FcPatternElt)); | |
760 | if (!e) | |
761 | return FcFalse; | |
cd2ec1a9 | 762 | p->elts = FcPatternEltPtrCreateDynamic(e); |
e9be9cd1 KP |
763 | if (p->size) |
764 | FcMemFree (FC_MEM_PATELT, p->size * sizeof (FcPatternElt)); | |
765 | FcMemAlloc (FC_MEM_PATELT, s * sizeof (FcPatternElt)); | |
766 | while (p->size < s) | |
767 | { | |
0fa680f0 | 768 | (FcPatternEltU(p->elts)+p->size)->object = 0; |
cd2ec1a9 PL |
769 | (FcPatternEltU(p->elts)+p->size)->values = |
770 | FcValueListPtrCreateDynamic(0); | |
e9be9cd1 KP |
771 | p->size++; |
772 | } | |
24330d27 | 773 | } |
e9be9cd1 KP |
774 | |
775 | /* move elts up */ | |
cd2ec1a9 PL |
776 | memmove (FcPatternEltU(p->elts) + i + 1, |
777 | FcPatternEltU(p->elts) + i, | |
e9be9cd1 KP |
778 | sizeof (FcPatternElt) * |
779 | (p->num - i)); | |
780 | ||
781 | /* bump count */ | |
782 | p->num++; | |
783 | ||
4262e0b3 | 784 | (FcPatternEltU(p->elts)+i)->object = FcObjectToPtr (object); |
cd2ec1a9 | 785 | (FcPatternEltU(p->elts)+i)->values = FcValueListPtrCreateDynamic(0); |
24330d27 KP |
786 | } |
787 | ||
cd2ec1a9 | 788 | return FcPatternEltU(p->elts)+i; |
24330d27 KP |
789 | } |
790 | ||
0ab36ca8 | 791 | FcBool |
e9be9cd1 | 792 | FcPatternEqual (const FcPattern *pa, const FcPattern *pb) |
0ab36ca8 KP |
793 | { |
794 | int i; | |
795 | ||
bd724c85 KP |
796 | if (pa == pb) |
797 | return FcTrue; | |
798 | ||
0ab36ca8 KP |
799 | if (pa->num != pb->num) |
800 | return FcFalse; | |
801 | for (i = 0; i < pa->num; i++) | |
802 | { | |
cd2ec1a9 PL |
803 | if (FcObjectPtrCompare((FcPatternEltU(pa->elts)+i)->object, |
804 | (FcPatternEltU(pb->elts)+i)->object) != 0) | |
0ab36ca8 | 805 | return FcFalse; |
cd2ec1a9 PL |
806 | if (!FcValueListEqual ((FcPatternEltU(pa->elts)+i)->values, |
807 | (FcPatternEltU(pb->elts)+i)->values)) | |
0ab36ca8 KP |
808 | return FcFalse; |
809 | } | |
810 | return FcTrue; | |
811 | } | |
812 | ||
d0f07b8d KP |
813 | FcChar32 |
814 | FcPatternHash (const FcPattern *p) | |
815 | { | |
816 | int i; | |
817 | FcChar32 h = 0; | |
818 | ||
819 | for (i = 0; i < p->num; i++) | |
820 | { | |
821 | h = (((h << 1) | (h >> 31)) ^ | |
8245771d | 822 | FcStringHash ((FcChar8 *)FcObjectPtrU ((FcPatternEltU(p->elts)+i)->object)) ^ |
cd2ec1a9 | 823 | FcValueListHash ((FcPatternEltU(p->elts)+i)->values)); |
d0f07b8d KP |
824 | } |
825 | return h; | |
826 | } | |
827 | ||
e9be9cd1 | 828 | FcBool |
cd2ec1a9 | 829 | FcPatternEqualSubset (const FcPattern *pai, const FcPattern *pbi, const FcObjectSet *os) |
e9be9cd1 KP |
830 | { |
831 | FcPatternElt *ea, *eb; | |
832 | int i; | |
833 | ||
834 | for (i = 0; i < os->nobject; i++) | |
835 | { | |
4262e0b3 PL |
836 | ea = FcPatternFindElt (pai, os->objects[i]); |
837 | eb = FcPatternFindElt (pbi, os->objects[i]); | |
e9be9cd1 KP |
838 | if (ea) |
839 | { | |
840 | if (!eb) | |
841 | return FcFalse; | |
842 | if (!FcValueListEqual (ea->values, eb->values)) | |
843 | return FcFalse; | |
844 | } | |
845 | else | |
846 | { | |
847 | if (eb) | |
848 | return FcFalse; | |
849 | } | |
850 | } | |
851 | return FcTrue; | |
852 | } | |
853 | ||
24330d27 | 854 | FcBool |
82f4243f KP |
855 | FcPatternAddWithBinding (FcPattern *p, |
856 | const char *object, | |
857 | FcValue value, | |
858 | FcValueBinding binding, | |
859 | FcBool append) | |
24330d27 KP |
860 | { |
861 | FcPatternElt *e; | |
cd2ec1a9 | 862 | FcValueListPtr new, *prev; |
1c9fdcca PL |
863 | FcValueList *newp; |
864 | FcObjectPtr objectPtr; | |
24330d27 | 865 | |
d8d73958 KP |
866 | if (p->ref == FC_REF_CONSTANT) |
867 | goto bail0; | |
868 | ||
cd2ec1a9 PL |
869 | newp = malloc (sizeof (FcValueList)); |
870 | if (!newp) | |
24330d27 KP |
871 | goto bail0; |
872 | ||
cd2ec1a9 PL |
873 | memset(newp, 0, sizeof (FcValueList)); |
874 | new = FcValueListPtrCreateDynamic(newp); | |
24330d27 KP |
875 | FcMemAlloc (FC_MEM_VALLIST, sizeof (FcValueList)); |
876 | /* dup string */ | |
877 | value = FcValueSave (value); | |
878 | if (value.type == FcTypeVoid) | |
879 | goto bail1; | |
880 | ||
1c9fdcca PL |
881 | /* quick and dirty hack to enable FcCompareFamily/FcCompareString |
882 | * speedup: only allow strings to be added under the FC_FAMILY, | |
883 | * FC_FOUNDRY, FC_STYLE, FC_RASTERIZER keys. | |
884 | * and charsets under FC_CHARSET key. | |
885 | * This is slightly semantically different from the old behaviour, | |
886 | * but fonts shouldn't be getting non-strings here anyway. | |
4f8b266f | 887 | * a better hack would use FcBaseObjectTypes to check all objects. */ |
1c9fdcca PL |
888 | objectPtr = FcObjectToPtr(object); |
889 | if ((objectPtr == FcObjectToPtr(FC_FAMILY) | |
890 | || objectPtr == FcObjectToPtr(FC_FOUNDRY) | |
891 | || objectPtr == FcObjectToPtr(FC_STYLE) | |
892 | || objectPtr == FcObjectToPtr(FC_RASTERIZER)) | |
893 | && value.type != FcTypeString) | |
894 | goto bail1; | |
895 | if (objectPtr == FcObjectToPtr(FC_CHARSET) | |
896 | && value.type != FcTypeCharSet) | |
4f8b266f PL |
897 | goto bail1; |
898 | ||
cd2ec1a9 PL |
899 | FcValueListPtrU(new)->value = value; |
900 | FcValueListPtrU(new)->binding = binding; | |
901 | FcValueListPtrU(new)->next = FcValueListPtrCreateDynamic(0); | |
24330d27 | 902 | |
e9be9cd1 | 903 | e = FcPatternInsertElt (p, object); |
24330d27 KP |
904 | if (!e) |
905 | goto bail2; | |
906 | ||
907 | if (append) | |
908 | { | |
cd2ec1a9 PL |
909 | for (prev = &e->values; FcValueListPtrU(*prev); prev = &FcValueListPtrU(*prev)->next) |
910 | ; | |
24330d27 KP |
911 | *prev = new; |
912 | } | |
913 | else | |
914 | { | |
cd2ec1a9 | 915 | FcValueListPtrU(new)->next = e->values; |
24330d27 KP |
916 | e->values = new; |
917 | } | |
918 | ||
919 | return FcTrue; | |
920 | ||
921 | bail2: | |
922 | switch (value.type) { | |
923 | case FcTypeString: | |
4262e0b3 | 924 | FcStrFree ((FcChar8 *) value.u.s); |
24330d27 KP |
925 | break; |
926 | case FcTypeMatrix: | |
4262e0b3 | 927 | FcMatrixFree ((FcMatrix *) value.u.m); |
24330d27 KP |
928 | break; |
929 | case FcTypeCharSet: | |
4262e0b3 | 930 | FcCharSetDestroy ((FcCharSet *) value.u.c); |
24330d27 | 931 | break; |
d8d73958 | 932 | case FcTypeLangSet: |
4262e0b3 | 933 | FcLangSetDestroy ((FcLangSet *) value.u.l); |
d8d73958 | 934 | break; |
24330d27 KP |
935 | default: |
936 | break; | |
937 | } | |
938 | bail1: | |
939 | FcMemFree (FC_MEM_VALLIST, sizeof (FcValueList)); | |
cd2ec1a9 | 940 | free (FcValueListPtrU(new)); |
24330d27 KP |
941 | bail0: |
942 | return FcFalse; | |
943 | } | |
944 | ||
82f4243f KP |
945 | FcBool |
946 | FcPatternAdd (FcPattern *p, const char *object, FcValue value, FcBool append) | |
947 | { | |
948 | return FcPatternAddWithBinding (p, object, value, FcValueBindingStrong, append); | |
949 | } | |
950 | ||
951 | FcBool | |
952 | FcPatternAddWeak (FcPattern *p, const char *object, FcValue value, FcBool append) | |
953 | { | |
954 | return FcPatternAddWithBinding (p, object, value, FcValueBindingWeak, append); | |
955 | } | |
956 | ||
24330d27 KP |
957 | FcBool |
958 | FcPatternDel (FcPattern *p, const char *object) | |
959 | { | |
960 | FcPatternElt *e; | |
24330d27 | 961 | |
e9be9cd1 | 962 | e = FcPatternFindElt (p, object); |
24330d27 KP |
963 | if (!e) |
964 | return FcFalse; | |
965 | ||
24330d27 KP |
966 | /* destroy value */ |
967 | FcValueListDestroy (e->values); | |
968 | ||
969 | /* shuffle existing ones down */ | |
cd2ec1a9 PL |
970 | memmove (e, e+1, |
971 | (FcPatternEltU(p->elts) + p->num - (e + 1)) * | |
972 | sizeof (FcPatternElt)); | |
24330d27 | 973 | p->num--; |
0fa680f0 | 974 | (FcPatternEltU(p->elts)+p->num)->object = 0; |
cd2ec1a9 | 975 | (FcPatternEltU(p->elts)+p->num)->values = FcValueListPtrCreateDynamic(0); |
24330d27 KP |
976 | return FcTrue; |
977 | } | |
978 | ||
4f27c1c0 KP |
979 | FcBool |
980 | FcPatternRemove (FcPattern *p, const char *object, int id) | |
981 | { | |
cd2ec1a9 PL |
982 | FcPatternElt *e; |
983 | FcValueListPtr *prev, l; | |
4f27c1c0 KP |
984 | |
985 | e = FcPatternFindElt (p, object); | |
986 | if (!e) | |
987 | return FcFalse; | |
cd2ec1a9 PL |
988 | for (prev = &e->values; |
989 | FcValueListPtrU(l = *prev); | |
990 | prev = &FcValueListPtrU(l)->next) | |
4f27c1c0 KP |
991 | { |
992 | if (!id) | |
993 | { | |
cd2ec1a9 PL |
994 | *prev = FcValueListPtrU(l)->next; |
995 | FcValueListPtrU(l)->next = FcValueListPtrCreateDynamic(0); | |
4f27c1c0 | 996 | FcValueListDestroy (l); |
cd2ec1a9 | 997 | if (!FcValueListPtrU(e->values)) |
4f27c1c0 KP |
998 | FcPatternDel (p, object); |
999 | return FcTrue; | |
1000 | } | |
1001 | id--; | |
1002 | } | |
1003 | return FcFalse; | |
1004 | } | |
1005 | ||
24330d27 KP |
1006 | FcBool |
1007 | FcPatternAddInteger (FcPattern *p, const char *object, int i) | |
1008 | { | |
1009 | FcValue v; | |
1010 | ||
1011 | v.type = FcTypeInteger; | |
1012 | v.u.i = i; | |
1013 | return FcPatternAdd (p, object, v, FcTrue); | |
1014 | } | |
1015 | ||
1016 | FcBool | |
1017 | FcPatternAddDouble (FcPattern *p, const char *object, double d) | |
1018 | { | |
1019 | FcValue v; | |
1020 | ||
1021 | v.type = FcTypeDouble; | |
1022 | v.u.d = d; | |
1023 | return FcPatternAdd (p, object, v, FcTrue); | |
1024 | } | |
1025 | ||
1026 | ||
1027 | FcBool | |
ccb3e93b | 1028 | FcPatternAddString (FcPattern *p, const char *object, const FcChar8 *s) |
24330d27 KP |
1029 | { |
1030 | FcValue v; | |
1031 | ||
204da5a8 PL |
1032 | if (!s) |
1033 | { | |
1034 | v.type = FcTypeVoid; | |
1035 | v.u.s = 0; | |
1036 | return FcPatternAdd (p, object, v, FcTrue); | |
1037 | } | |
1038 | ||
24330d27 | 1039 | v.type = FcTypeString; |
7f37423d | 1040 | v.u.s = FcStrStaticName(s); |
24330d27 KP |
1041 | return FcPatternAdd (p, object, v, FcTrue); |
1042 | } | |
1043 | ||
1044 | FcBool | |
1045 | FcPatternAddMatrix (FcPattern *p, const char *object, const FcMatrix *s) | |
1046 | { | |
1047 | FcValue v; | |
1048 | ||
1049 | v.type = FcTypeMatrix; | |
4262e0b3 | 1050 | v.u.m = s; |
24330d27 KP |
1051 | return FcPatternAdd (p, object, v, FcTrue); |
1052 | } | |
1053 | ||
1054 | ||
1055 | FcBool | |
1056 | FcPatternAddBool (FcPattern *p, const char *object, FcBool b) | |
1057 | { | |
1058 | FcValue v; | |
1059 | ||
1060 | v.type = FcTypeBool; | |
1061 | v.u.b = b; | |
1062 | return FcPatternAdd (p, object, v, FcTrue); | |
1063 | } | |
1064 | ||
1065 | FcBool | |
1066 | FcPatternAddCharSet (FcPattern *p, const char *object, const FcCharSet *c) | |
1067 | { | |
1068 | FcValue v; | |
1069 | ||
1070 | v.type = FcTypeCharSet; | |
4262e0b3 | 1071 | v.u.c = (FcCharSet *)c; |
24330d27 KP |
1072 | return FcPatternAdd (p, object, v, FcTrue); |
1073 | } | |
1074 | ||
be094850 KP |
1075 | FcBool |
1076 | FcPatternAddFTFace (FcPattern *p, const char *object, const FT_Face f) | |
1077 | { | |
1078 | FcValue v; | |
1079 | ||
1080 | v.type = FcTypeFTFace; | |
1081 | v.u.f = (void *) f; | |
1082 | return FcPatternAdd (p, object, v, FcTrue); | |
1083 | } | |
1084 | ||
d8d73958 KP |
1085 | FcBool |
1086 | FcPatternAddLangSet (FcPattern *p, const char *object, const FcLangSet *ls) | |
1087 | { | |
1088 | FcValue v; | |
1089 | ||
1090 | v.type = FcTypeLangSet; | |
4262e0b3 | 1091 | v.u.l = (FcLangSet *)ls; |
d8d73958 KP |
1092 | return FcPatternAdd (p, object, v, FcTrue); |
1093 | } | |
1094 | ||
24330d27 | 1095 | FcResult |
bff80114 | 1096 | FcPatternGet (const FcPattern *p, const char *object, int id, FcValue *v) |
24330d27 KP |
1097 | { |
1098 | FcPatternElt *e; | |
cd2ec1a9 | 1099 | FcValueListPtr l; |
24330d27 | 1100 | |
e9be9cd1 | 1101 | e = FcPatternFindElt (p, object); |
24330d27 KP |
1102 | if (!e) |
1103 | return FcResultNoMatch; | |
cd2ec1a9 | 1104 | for (l = e->values; FcValueListPtrU(l); l = FcValueListPtrU(l)->next) |
24330d27 KP |
1105 | { |
1106 | if (!id) | |
1107 | { | |
4262e0b3 | 1108 | *v = FcValueCanonicalize(&FcValueListPtrU(l)->value); |
24330d27 KP |
1109 | return FcResultMatch; |
1110 | } | |
1111 | id--; | |
1112 | } | |
1113 | return FcResultNoId; | |
1114 | } | |
1115 | ||
1116 | FcResult | |
bff80114 | 1117 | FcPatternGetInteger (const FcPattern *p, const char *object, int id, int *i) |
24330d27 KP |
1118 | { |
1119 | FcValue v; | |
1120 | FcResult r; | |
1121 | ||
1122 | r = FcPatternGet (p, object, id, &v); | |
1123 | if (r != FcResultMatch) | |
1124 | return r; | |
1125 | switch (v.type) { | |
1126 | case FcTypeDouble: | |
1127 | *i = (int) v.u.d; | |
1128 | break; | |
1129 | case FcTypeInteger: | |
1130 | *i = v.u.i; | |
1131 | break; | |
1132 | default: | |
1133 | return FcResultTypeMismatch; | |
1134 | } | |
1135 | return FcResultMatch; | |
1136 | } | |
1137 | ||
1138 | FcResult | |
bff80114 | 1139 | FcPatternGetDouble (const FcPattern *p, const char *object, int id, double *d) |
24330d27 KP |
1140 | { |
1141 | FcValue v; | |
1142 | FcResult r; | |
1143 | ||
1144 | r = FcPatternGet (p, object, id, &v); | |
1145 | if (r != FcResultMatch) | |
1146 | return r; | |
1147 | switch (v.type) { | |
1148 | case FcTypeDouble: | |
1149 | *d = v.u.d; | |
1150 | break; | |
1151 | case FcTypeInteger: | |
1152 | *d = (double) v.u.i; | |
1153 | break; | |
1154 | default: | |
1155 | return FcResultTypeMismatch; | |
1156 | } | |
1157 | return FcResultMatch; | |
1158 | } | |
1159 | ||
1160 | FcResult | |
bff80114 | 1161 | FcPatternGetString (const FcPattern *p, const char *object, int id, FcChar8 ** s) |
24330d27 KP |
1162 | { |
1163 | FcValue v; | |
1164 | FcResult r; | |
1165 | ||
1166 | r = FcPatternGet (p, object, id, &v); | |
1167 | if (r != FcResultMatch) | |
1168 | return r; | |
1169 | if (v.type != FcTypeString) | |
1170 | return FcResultTypeMismatch; | |
e77c1718 PL |
1171 | |
1172 | if (FcObjectToPtr(object) == FcObjectToPtr(FC_FILE)) | |
1173 | { | |
1174 | const char *fn, *fpath; | |
1175 | FcChar8 *fname; | |
1176 | int size; | |
1177 | ||
1178 | fn = FcPatternFindFullFname(p); | |
1179 | if (fn) | |
1180 | { | |
1181 | *s = (FcChar8 *) fn; | |
1182 | return FcResultMatch; | |
1183 | } | |
1184 | ||
1185 | if (!p->bank) | |
1186 | { | |
1187 | *s = (FcChar8 *) v.u.s; | |
1188 | return FcResultMatch; | |
1189 | } | |
1190 | ||
1191 | fpath = FcCacheFindBankDir (p->bank); | |
1192 | size = strlen((char*)fpath) + 1 + strlen ((char *)v.u.s) + 1; | |
1193 | fname = malloc (size); | |
1194 | if (!fname) | |
1195 | return FcResultOutOfMemory; | |
1196 | ||
1197 | FcMemAlloc (FC_MEM_STRING, size); | |
1198 | strcpy ((char *)fname, (char *)fpath); | |
1199 | strcat ((char *)fname, "/"); | |
1200 | strcat ((char *)fname, (char *)v.u.s); | |
1201 | ||
1202 | FcPatternAddFullFname (p, (const char *)fname); | |
1203 | *s = (FcChar8 *)fname; | |
1204 | return FcResultMatch; | |
1205 | } | |
1206 | ||
4262e0b3 | 1207 | *s = (FcChar8 *) v.u.s; |
24330d27 KP |
1208 | return FcResultMatch; |
1209 | } | |
1210 | ||
1211 | FcResult | |
bff80114 | 1212 | FcPatternGetMatrix(const FcPattern *p, const char *object, int id, FcMatrix **m) |
24330d27 KP |
1213 | { |
1214 | FcValue v; | |
1215 | FcResult r; | |
1216 | ||
1217 | r = FcPatternGet (p, object, id, &v); | |
1218 | if (r != FcResultMatch) | |
1219 | return r; | |
1220 | if (v.type != FcTypeMatrix) | |
1221 | return FcResultTypeMismatch; | |
4262e0b3 | 1222 | *m = (FcMatrix *)v.u.m; |
24330d27 KP |
1223 | return FcResultMatch; |
1224 | } | |
1225 | ||
1226 | ||
1227 | FcResult | |
bff80114 | 1228 | FcPatternGetBool(const FcPattern *p, const char *object, int id, FcBool *b) |
24330d27 KP |
1229 | { |
1230 | FcValue v; | |
1231 | FcResult r; | |
1232 | ||
1233 | r = FcPatternGet (p, object, id, &v); | |
1234 | if (r != FcResultMatch) | |
1235 | return r; | |
1236 | if (v.type != FcTypeBool) | |
1237 | return FcResultTypeMismatch; | |
1238 | *b = v.u.b; | |
1239 | return FcResultMatch; | |
1240 | } | |
1241 | ||
1242 | FcResult | |
bff80114 | 1243 | FcPatternGetCharSet(const FcPattern *p, const char *object, int id, FcCharSet **c) |
24330d27 KP |
1244 | { |
1245 | FcValue v; | |
1246 | FcResult r; | |
1247 | ||
1248 | r = FcPatternGet (p, object, id, &v); | |
1249 | if (r != FcResultMatch) | |
1250 | return r; | |
1251 | if (v.type != FcTypeCharSet) | |
1252 | return FcResultTypeMismatch; | |
4262e0b3 | 1253 | *c = (FcCharSet *)v.u.c; |
24330d27 KP |
1254 | return FcResultMatch; |
1255 | } | |
1256 | ||
be094850 | 1257 | FcResult |
bff80114 | 1258 | FcPatternGetFTFace(const FcPattern *p, const char *object, int id, FT_Face *f) |
be094850 KP |
1259 | { |
1260 | FcValue v; | |
1261 | FcResult r; | |
1262 | ||
1263 | r = FcPatternGet (p, object, id, &v); | |
1264 | if (r != FcResultMatch) | |
1265 | return r; | |
1266 | if (v.type != FcTypeFTFace) | |
1267 | return FcResultTypeMismatch; | |
1268 | *f = (FT_Face) v.u.f; | |
1269 | return FcResultMatch; | |
1270 | } | |
1271 | ||
d8d73958 | 1272 | FcResult |
bff80114 | 1273 | FcPatternGetLangSet(const FcPattern *p, const char *object, int id, FcLangSet **ls) |
d8d73958 KP |
1274 | { |
1275 | FcValue v; | |
1276 | FcResult r; | |
1277 | ||
1278 | r = FcPatternGet (p, object, id, &v); | |
1279 | if (r != FcResultMatch) | |
1280 | return r; | |
1281 | if (v.type != FcTypeLangSet) | |
1282 | return FcResultTypeMismatch; | |
4262e0b3 | 1283 | *ls = (FcLangSet *)v.u.l; |
d8d73958 KP |
1284 | return FcResultMatch; |
1285 | } | |
1286 | ||
24330d27 | 1287 | FcPattern * |
bff80114 | 1288 | FcPatternDuplicate (const FcPattern *orig) |
24330d27 KP |
1289 | { |
1290 | FcPattern *new; | |
cd2ec1a9 | 1291 | FcPatternElt *e; |
24330d27 | 1292 | int i; |
cd2ec1a9 | 1293 | FcValueListPtr l; |
24330d27 KP |
1294 | |
1295 | new = FcPatternCreate (); | |
1296 | if (!new) | |
1297 | goto bail0; | |
1298 | ||
cd2ec1a9 PL |
1299 | e = FcPatternEltU(orig->elts); |
1300 | ||
24330d27 KP |
1301 | for (i = 0; i < orig->num; i++) |
1302 | { | |
cd2ec1a9 PL |
1303 | for (l = (e + i)->values; |
1304 | FcValueListPtrU(l); | |
1305 | l = FcValueListPtrU(l)->next) | |
1306 | if (!FcPatternAdd (new, FcObjectPtrU((e + i)->object), | |
9fe2bd7a PL |
1307 | FcValueCanonicalize(&FcValueListPtrU(l)->value), |
1308 | FcTrue)) | |
24330d27 KP |
1309 | goto bail1; |
1310 | } | |
ea9726b6 | 1311 | FcPatternTransferFullFname (new, orig); |
24330d27 KP |
1312 | |
1313 | return new; | |
1314 | ||
1315 | bail1: | |
1316 | FcPatternDestroy (new); | |
1317 | bail0: | |
1318 | return 0; | |
1319 | } | |
1320 | ||
6f6563ed KP |
1321 | void |
1322 | FcPatternReference (FcPattern *p) | |
1323 | { | |
d8d73958 KP |
1324 | if (p->ref != FC_REF_CONSTANT) |
1325 | p->ref++; | |
6f6563ed KP |
1326 | } |
1327 | ||
24330d27 KP |
1328 | FcPattern * |
1329 | FcPatternVaBuild (FcPattern *orig, va_list va) | |
1330 | { | |
1331 | FcPattern *ret; | |
1332 | ||
1333 | FcPatternVapBuild (ret, orig, va); | |
1334 | return ret; | |
1335 | } | |
1336 | ||
1337 | FcPattern * | |
1338 | FcPatternBuild (FcPattern *orig, ...) | |
1339 | { | |
1340 | va_list va; | |
1341 | ||
1342 | va_start (va, orig); | |
1343 | FcPatternVapBuild (orig, orig, va); | |
1344 | va_end (va); | |
1345 | return orig; | |
1346 | } | |
4f27c1c0 KP |
1347 | |
1348 | /* | |
1349 | * Add all of the elements in 's' to 'p' | |
1350 | */ | |
1351 | FcBool | |
1352 | FcPatternAppend (FcPattern *p, FcPattern *s) | |
1353 | { | |
1354 | int i; | |
1355 | FcPatternElt *e; | |
cd2ec1a9 | 1356 | FcValueListPtr v; |
4f27c1c0 KP |
1357 | |
1358 | for (i = 0; i < s->num; i++) | |
1359 | { | |
cd2ec1a9 PL |
1360 | e = FcPatternEltU(s->elts)+i; |
1361 | for (v = e->values; FcValueListPtrU(v); | |
1362 | v = FcValueListPtrU(v)->next) | |
4f27c1c0 | 1363 | { |
cd2ec1a9 | 1364 | if (!FcPatternAddWithBinding (p, FcObjectPtrU(e->object), |
4262e0b3 | 1365 | FcValueCanonicalize(&FcValueListPtrU(v)->value), |
cd2ec1a9 | 1366 | FcValueListPtrU(v)->binding, FcTrue)) |
4f27c1c0 KP |
1367 | return FcFalse; |
1368 | } | |
1369 | } | |
1370 | return FcTrue; | |
1371 | } | |
1372 | ||
4262e0b3 | 1373 | #define OBJECT_HASH_SIZE 31 |
8245771d | 1374 | static struct objectBucket { |
4262e0b3 PL |
1375 | struct objectBucket *next; |
1376 | FcChar32 hash; | |
8245771d | 1377 | } *FcObjectBuckets[OBJECT_HASH_SIZE]; |
4262e0b3 | 1378 | |
9ede93f1 PL |
1379 | static FcBool |
1380 | FcStrHashed (const FcChar8 *name) | |
1381 | { | |
1382 | FcChar32 hash = FcStringHash (name); | |
1383 | struct objectBucket **p; | |
1384 | struct objectBucket *b; | |
1385 | ||
1386 | for (p = &FcObjectBuckets[hash % OBJECT_HASH_SIZE]; (b = *p); p = &(b->next)) | |
1387 | if (b->hash == hash && !strcmp ((char *)name, (char *) (b + 1))) | |
1388 | return FcTrue; | |
1389 | return FcFalse; | |
1390 | } | |
1391 | ||
8245771d PL |
1392 | const FcChar8 * |
1393 | FcStrStaticName (const FcChar8 *name) | |
4262e0b3 | 1394 | { |
8245771d PL |
1395 | FcChar32 hash = FcStringHash (name); |
1396 | struct objectBucket **p; | |
1397 | struct objectBucket *b; | |
1398 | int size; | |
4262e0b3 | 1399 | |
8245771d PL |
1400 | for (p = &FcObjectBuckets[hash % OBJECT_HASH_SIZE]; (b = *p); p = &(b->next)) |
1401 | if (b->hash == hash && !strcmp ((char *)name, (char *) (b + 1))) | |
1402 | return (FcChar8 *) (b + 1); | |
1403 | size = sizeof (struct objectBucket) + strlen ((char *)name) + 1; | |
23787a8f PL |
1404 | b = malloc (size + sizeof (int)); |
1405 | /* workaround glibc bug which reads strlen in groups of 4 */ | |
1406 | FcMemAlloc (FC_MEM_STATICSTR, size + sizeof (int)); | |
4262e0b3 PL |
1407 | if (!b) |
1408 | return NULL; | |
1409 | b->next = 0; | |
1410 | b->hash = hash; | |
8245771d | 1411 | strcpy ((char *) (b + 1), (char *)name); |
4262e0b3 | 1412 | *p = b; |
8245771d | 1413 | return (FcChar8 *) (b + 1); |
4262e0b3 PL |
1414 | } |
1415 | ||
1416 | static void | |
7f37423d | 1417 | FcStrStaticNameFini (void) |
cd2ec1a9 | 1418 | { |
4262e0b3 PL |
1419 | int i, size; |
1420 | struct objectBucket *b, *next; | |
1421 | char *name; | |
1422 | ||
1423 | for (i = 0; i < OBJECT_HASH_SIZE; i++) | |
cd2ec1a9 | 1424 | { |
4262e0b3 PL |
1425 | for (b = FcObjectBuckets[i]; b; b = next) |
1426 | { | |
1427 | next = b->next; | |
1428 | name = (char *) (b + 1); | |
1429 | size = sizeof (struct objectBucket) + strlen (name) + 1; | |
1430 | FcMemFree (FC_MEM_STATICSTR, size); | |
1431 | free (b); | |
1432 | } | |
1433 | FcObjectBuckets[i] = 0; | |
cd2ec1a9 PL |
1434 | } |
1435 | } | |
1436 | ||
4262e0b3 PL |
1437 | void |
1438 | FcPatternFini (void) | |
1439 | { | |
1440 | FcPatternBaseThawAll (); | |
1441 | FcValueListThawAll (); | |
7f37423d | 1442 | FcStrStaticNameFini (); |
4262e0b3 PL |
1443 | FcObjectStaticNameFini (); |
1444 | } | |
1445 | ||
cd2ec1a9 PL |
1446 | static FcPatternEltPtr |
1447 | FcPatternEltPtrCreateDynamic (FcPatternElt * e) | |
1448 | { | |
1449 | FcPatternEltPtr new; | |
4262e0b3 | 1450 | new.bank = FC_BANK_DYNAMIC; |
cd2ec1a9 PL |
1451 | new.u.dyn = e; |
1452 | return new; | |
1453 | } | |
1454 | ||
1455 | static FcPatternEltPtr | |
4262e0b3 | 1456 | FcPatternEltPtrCreateStatic (int bank, int i) |
cd2ec1a9 PL |
1457 | { |
1458 | FcPatternEltPtr new; | |
4262e0b3 | 1459 | new.bank = bank; |
cd2ec1a9 PL |
1460 | new.u.stat = i; |
1461 | return new; | |
1462 | } | |
1463 | ||
4262e0b3 PL |
1464 | static void |
1465 | FcStrNewBank (void); | |
1466 | static int | |
8245771d | 1467 | FcStrNeededBytes (const FcChar8 * s); |
7fd7221e PL |
1468 | static int |
1469 | FcStrNeededBytesAlign (void); | |
4262e0b3 PL |
1470 | static void * |
1471 | FcStrDistributeBytes (FcCache * metadata, void * block_ptr); | |
8245771d PL |
1472 | static const FcChar8 * |
1473 | FcStrSerialize (int bank, const FcChar8 * s); | |
4262e0b3 | 1474 | static void * |
61571f3f | 1475 | FcStrUnserialize (FcCache * metadata, void *block_ptr); |
4262e0b3 PL |
1476 | |
1477 | static void | |
1478 | FcValueListNewBank (void); | |
1479 | static int | |
1480 | FcValueListNeededBytes (FcValueList * vl); | |
7fd7221e PL |
1481 | static int |
1482 | FcValueListNeededBytesAlign (void); | |
4262e0b3 PL |
1483 | static void * |
1484 | FcValueListDistributeBytes (FcCache * metadata, void *block_ptr); | |
1485 | static FcValueListPtr | |
1486 | FcValueListSerialize(int bank, FcValueList *pi); | |
1487 | static void * | |
61571f3f | 1488 | FcValueListUnserialize (FcCache * metadata, void *block_ptr); |
cd2ec1a9 | 1489 | |
cd2ec1a9 PL |
1490 | |
1491 | void | |
4262e0b3 | 1492 | FcPatternNewBank (void) |
cd2ec1a9 | 1493 | { |
cd2ec1a9 | 1494 | fcpattern_count = 0; |
cd2ec1a9 | 1495 | fcpatternelt_count = 0; |
cd2ec1a9 | 1496 | |
4262e0b3 PL |
1497 | FcStrNewBank(); |
1498 | FcValueListNewBank(); | |
cd2ec1a9 PL |
1499 | } |
1500 | ||
4262e0b3 PL |
1501 | int |
1502 | FcPatternNeededBytes (FcPattern * p) | |
cd2ec1a9 | 1503 | { |
4262e0b3 | 1504 | int i, cum = 0, c; |
cd2ec1a9 PL |
1505 | |
1506 | fcpattern_count++; | |
1507 | fcpatternelt_count += p->num; | |
1508 | ||
1509 | for (i = 0; i < p->num; i++) | |
1510 | { | |
4262e0b3 PL |
1511 | c = FcValueListNeededBytes (FcValueListPtrU |
1512 | (((FcPatternEltU(p->elts)+i)->values))); | |
1513 | if (c < 0) | |
1514 | return c; | |
1515 | cum += c; | |
cd2ec1a9 PL |
1516 | } |
1517 | ||
4262e0b3 | 1518 | return cum + sizeof (FcPattern) + sizeof(FcPatternElt)*p->num; |
cd2ec1a9 PL |
1519 | } |
1520 | ||
7fd7221e PL |
1521 | int |
1522 | FcPatternNeededBytesAlign (void) | |
1523 | { | |
1524 | return __alignof__ (FcPattern) + __alignof__ (FcPatternElt) + | |
1525 | FcValueListNeededBytesAlign (); | |
1526 | } | |
1527 | ||
4262e0b3 PL |
1528 | static FcBool |
1529 | FcPatternEnsureBank (int bi) | |
cd2ec1a9 | 1530 | { |
4262e0b3 PL |
1531 | FcPattern **pp; |
1532 | FcPatternElt **ep; | |
1533 | int i; | |
cd2ec1a9 | 1534 | |
81fe99fd | 1535 | if (!_fcPatterns || fcpattern_bank_count <= bi) |
cd2ec1a9 | 1536 | { |
4262e0b3 | 1537 | int new_count = bi + 4; |
81fe99fd | 1538 | pp = realloc (_fcPatterns, sizeof (FcPattern *) * new_count); |
4262e0b3 PL |
1539 | if (!pp) |
1540 | return 0; | |
cd2ec1a9 | 1541 | |
4262e0b3 | 1542 | FcMemAlloc (FC_MEM_PATTERN, sizeof (FcPattern *) * new_count); |
81fe99fd | 1543 | _fcPatterns = pp; |
4262e0b3 | 1544 | |
81fe99fd | 1545 | ep = realloc (_fcPatternElts, sizeof (FcPatternElt *) * new_count); |
4262e0b3 PL |
1546 | if (!ep) |
1547 | return 0; | |
1548 | ||
1549 | FcMemAlloc (FC_MEM_PATELT, sizeof (FcPatternElt *) * new_count); | |
81fe99fd | 1550 | _fcPatternElts = ep; |
4262e0b3 PL |
1551 | |
1552 | for (i = fcpattern_bank_count; i < new_count; i++) | |
cd2ec1a9 | 1553 | { |
81fe99fd PL |
1554 | _fcPatterns[i] = 0; |
1555 | _fcPatternElts[i] = 0; | |
cd2ec1a9 | 1556 | } |
4262e0b3 PL |
1557 | |
1558 | fcpattern_bank_count = new_count; | |
cd2ec1a9 | 1559 | } |
4262e0b3 PL |
1560 | |
1561 | FcMemAlloc (FC_MEM_PATTERN, sizeof (FcPattern) * fcpattern_count); | |
cd2ec1a9 PL |
1562 | return FcTrue; |
1563 | } | |
1564 | ||
4262e0b3 PL |
1565 | void * |
1566 | FcPatternDistributeBytes (FcCache * metadata, void * block_ptr) | |
1567 | { | |
1568 | int bi = FcCacheBankToIndex(metadata->bank); | |
1569 | ||
1570 | if (!FcPatternEnsureBank(bi)) | |
1571 | return 0; | |
1572 | ||
1573 | fcpattern_ptr = 0; | |
7fd7221e | 1574 | block_ptr = ALIGN(block_ptr, FcPattern); |
81fe99fd | 1575 | _fcPatterns[bi] = (FcPattern *)block_ptr; |
4262e0b3 PL |
1576 | block_ptr = (void *)((char *)block_ptr + |
1577 | (sizeof (FcPattern) * fcpattern_count)); | |
1578 | ||
1579 | FcMemAlloc (FC_MEM_PATELT, sizeof (FcPatternElt) * fcpatternelt_count); | |
1580 | fcpatternelt_ptr = 0; | |
7fd7221e | 1581 | block_ptr = ALIGN(block_ptr, FcPatternElt); |
81fe99fd | 1582 | _fcPatternElts[bi] = (FcPatternElt *)block_ptr; |
4262e0b3 PL |
1583 | block_ptr = (void *)((char *)block_ptr + |
1584 | (sizeof (FcPatternElt) * fcpatternelt_count)); | |
1585 | ||
1586 | metadata->pattern_count = fcpattern_count; | |
1587 | metadata->patternelt_count = fcpatternelt_count; | |
1588 | ||
1589 | block_ptr = FcStrDistributeBytes (metadata, block_ptr); | |
1590 | block_ptr = FcValueListDistributeBytes (metadata, block_ptr); | |
1591 | return block_ptr; | |
1592 | } | |
1593 | ||
cd2ec1a9 | 1594 | FcPattern * |
4262e0b3 | 1595 | FcPatternSerialize (int bank, FcPattern *old) |
cd2ec1a9 PL |
1596 | { |
1597 | FcPattern *p; | |
1598 | FcPatternElt *e, *nep; | |
1599 | FcValueList * nv; | |
1600 | FcValueListPtr v, nv_head, nvp; | |
4262e0b3 | 1601 | int i, elts, bi = FcCacheBankToIndex(bank); |
cd2ec1a9 | 1602 | |
81fe99fd | 1603 | p = &_fcPatterns[bi][fcpattern_ptr++]; |
4262e0b3 | 1604 | p->bank = bank; |
cd2ec1a9 | 1605 | elts = fcpatternelt_ptr; |
81fe99fd | 1606 | nep = &_fcPatternElts[bi][elts]; |
cd2ec1a9 PL |
1607 | if (!nep) |
1608 | return FcFalse; | |
212c9f43 | 1609 | |
cd2ec1a9 | 1610 | fcpatternelt_ptr += old->num; |
212c9f43 | 1611 | |
cd2ec1a9 PL |
1612 | for (e = FcPatternEltU(old->elts), i=0; i < old->num; i++, e++) |
1613 | { | |
1614 | v = e->values; | |
4262e0b3 | 1615 | nvp = nv_head = FcValueListSerialize(bank, FcValueListPtrU(v)); |
cd2ec1a9 | 1616 | if (!FcValueListPtrU(nv_head)) |
4262e0b3 | 1617 | return 0; |
cd2ec1a9 PL |
1618 | nv = FcValueListPtrU(nvp); |
1619 | ||
1620 | for (; | |
1621 | FcValueListPtrU(v); | |
1622 | v = FcValueListPtrU(v)->next, | |
1623 | nv = FcValueListPtrU(nv->next)) | |
1624 | { | |
1625 | ||
1626 | if (FcValueListPtrU(FcValueListPtrU(v)->next)) | |
1627 | { | |
1628 | nvp = FcValueListSerialize | |
4262e0b3 | 1629 | (bank, FcValueListPtrU(FcValueListPtrU(v)->next)); |
cd2ec1a9 PL |
1630 | nv->next = nvp; |
1631 | } | |
1632 | } | |
1633 | ||
1634 | nep[i].values = nv_head; | |
7f37423d | 1635 | nep[i].object = e->object; |
cd2ec1a9 | 1636 | } |
212c9f43 PL |
1637 | |
1638 | p->elts = old->elts; | |
4262e0b3 | 1639 | p->elts = FcPatternEltPtrCreateStatic(bank, elts); |
cd2ec1a9 | 1640 | p->size = old->num; |
212c9f43 | 1641 | p->num = old->num; |
cd2ec1a9 PL |
1642 | p->ref = FC_REF_CONSTANT; |
1643 | return p; | |
212c9f43 PL |
1644 | } |
1645 | ||
7f37423d | 1646 | void * |
61571f3f | 1647 | FcPatternUnserialize (FcCache * metadata, void *block_ptr) |
212c9f43 | 1648 | { |
61571f3f | 1649 | int bi = FcCacheBankToIndex(metadata->bank); |
4262e0b3 | 1650 | if (!FcPatternEnsureBank(bi)) |
212c9f43 | 1651 | return FcFalse; |
212c9f43 | 1652 | |
61571f3f | 1653 | FcMemAlloc (FC_MEM_PATTERN, sizeof (FcPattern) * metadata->pattern_count); |
7fd7221e | 1654 | block_ptr = ALIGN(block_ptr, FcPattern); |
81fe99fd | 1655 | _fcPatterns[bi] = (FcPattern *)block_ptr; |
4262e0b3 | 1656 | block_ptr = (void *)((char *)block_ptr + |
61571f3f | 1657 | (sizeof (FcPattern) * metadata->pattern_count)); |
4262e0b3 PL |
1658 | |
1659 | FcMemAlloc (FC_MEM_PATELT, | |
61571f3f | 1660 | sizeof (FcPatternElt) * metadata->patternelt_count); |
7fd7221e | 1661 | block_ptr = ALIGN(block_ptr, FcPatternElt); |
81fe99fd | 1662 | _fcPatternElts[bi] = (FcPatternElt *)block_ptr; |
4262e0b3 | 1663 | block_ptr = (void *)((char *)block_ptr + |
61571f3f | 1664 | (sizeof (FcPatternElt) * metadata->patternelt_count)); |
4262e0b3 PL |
1665 | |
1666 | block_ptr = FcStrUnserialize (metadata, block_ptr); | |
1667 | block_ptr = FcValueListUnserialize (metadata, block_ptr); | |
1668 | ||
7f37423d | 1669 | return block_ptr; |
212c9f43 PL |
1670 | } |
1671 | ||
4262e0b3 PL |
1672 | static void |
1673 | FcValueListNewBank (void) | |
212c9f43 | 1674 | { |
4262e0b3 PL |
1675 | fcvaluelist_count = 0; |
1676 | ||
1677 | FcCharSetNewBank(); | |
1678 | FcLangSetNewBank(); | |
1679 | } | |
212c9f43 | 1680 | |
4262e0b3 PL |
1681 | static int |
1682 | FcValueListNeededBytes (FcValueList *p) | |
1683 | { | |
1684 | FcValueList *vl; | |
1685 | int cum = 0; | |
212c9f43 | 1686 | |
4262e0b3 PL |
1687 | for (vl = p; |
1688 | vl; | |
1689 | vl = FcValueListPtrU(vl->next)) | |
212c9f43 | 1690 | { |
4262e0b3 PL |
1691 | FcValue v = FcValueCanonicalize(&vl->value); // unserialize just in case |
1692 | ||
1693 | switch (v.type) | |
1694 | { | |
1695 | case FcTypeCharSet: | |
1696 | cum += FcCharSetNeededBytes(v.u.c); | |
1697 | break; | |
1698 | case FcTypeLangSet: | |
1699 | cum += FcLangSetNeededBytes(v.u.l); | |
1700 | break; | |
1701 | case FcTypeString: | |
1702 | cum += FcStrNeededBytes(v.u.s); | |
1703 | default: | |
1704 | break; | |
1705 | } | |
1706 | fcvaluelist_count++; | |
1707 | cum += sizeof (FcValueList); | |
212c9f43 | 1708 | } |
4262e0b3 PL |
1709 | |
1710 | return cum; | |
212c9f43 PL |
1711 | } |
1712 | ||
7fd7221e PL |
1713 | static int |
1714 | FcValueListNeededBytesAlign (void) | |
1715 | { | |
1716 | return FcCharSetNeededBytesAlign() + FcLangSetNeededBytesAlign() + | |
1717 | FcStrNeededBytesAlign() + __alignof__ (FcValueList); | |
1718 | } | |
1719 | ||
4262e0b3 PL |
1720 | static FcBool |
1721 | FcValueListEnsureBank (int bi) | |
212c9f43 | 1722 | { |
4262e0b3 PL |
1723 | FcValueList **pvl; |
1724 | ||
81fe99fd | 1725 | if (!_fcValueLists || fcvaluelist_bank_count <= bi) |
4262e0b3 PL |
1726 | { |
1727 | int new_count = bi + 2, i; | |
1728 | ||
81fe99fd | 1729 | pvl = realloc (_fcValueLists, sizeof (FcValueList *) * new_count); |
4262e0b3 PL |
1730 | if (!pvl) |
1731 | return FcFalse; | |
212c9f43 | 1732 | |
4262e0b3 PL |
1733 | FcMemAlloc (FC_MEM_VALLIST, sizeof (FcValueList *) * new_count); |
1734 | ||
81fe99fd | 1735 | _fcValueLists = pvl; |
4262e0b3 | 1736 | for (i = fcvaluelist_bank_count; i < new_count; i++) |
81fe99fd | 1737 | _fcValueLists[i] = 0; |
4262e0b3 PL |
1738 | |
1739 | fcvaluelist_bank_count = new_count; | |
1740 | } | |
212c9f43 PL |
1741 | return FcTrue; |
1742 | } | |
1743 | ||
4262e0b3 PL |
1744 | static void * |
1745 | FcValueListDistributeBytes (FcCache * metadata, void *block_ptr) | |
212c9f43 | 1746 | { |
4262e0b3 | 1747 | int bi = FcCacheBankToIndex(metadata->bank); |
212c9f43 | 1748 | |
4262e0b3 PL |
1749 | if (!FcValueListEnsureBank(bi)) |
1750 | return 0; | |
212c9f43 | 1751 | |
4262e0b3 PL |
1752 | FcMemAlloc (FC_MEM_VALLIST, sizeof (FcValueList) * fcvaluelist_count); |
1753 | fcvaluelist_ptr = 0; | |
7fd7221e | 1754 | block_ptr = ALIGN(block_ptr, FcValueList); |
81fe99fd | 1755 | _fcValueLists[bi] = (FcValueList *)block_ptr; |
4262e0b3 PL |
1756 | block_ptr = (void *)((char *)block_ptr + |
1757 | (sizeof (FcValueList) * fcvaluelist_count)); | |
1758 | metadata->valuelist_count = fcvaluelist_count; | |
1759 | ||
1760 | block_ptr = FcCharSetDistributeBytes(metadata, block_ptr); | |
1761 | block_ptr = FcLangSetDistributeBytes(metadata, block_ptr); | |
1762 | ||
1763 | return block_ptr; | |
212c9f43 | 1764 | } |
cd2ec1a9 | 1765 | |
4262e0b3 PL |
1766 | static FcValueListPtr |
1767 | FcValueListSerialize(int bank, FcValueList *pi) | |
cd2ec1a9 PL |
1768 | { |
1769 | FcValueListPtr new; | |
1770 | FcValue * v; | |
4262e0b3 | 1771 | int bi = FcCacheBankToIndex(bank); |
cd2ec1a9 | 1772 | |
4262e0b3 | 1773 | if (!pi) |
cd2ec1a9 | 1774 | { |
4262e0b3 PL |
1775 | new.bank = FC_BANK_DYNAMIC; |
1776 | new.u.dyn = 0; | |
1777 | return new; | |
cd2ec1a9 PL |
1778 | } |
1779 | ||
81fe99fd | 1780 | _fcValueLists[bi][fcvaluelist_ptr] = *pi; |
4262e0b3 | 1781 | new.bank = bank; |
cd2ec1a9 | 1782 | new.u.stat = fcvaluelist_ptr++; |
81fe99fd PL |
1783 | _fcValueLists[bi][new.u.stat].value = FcValueCanonicalize (&pi->value); |
1784 | v = &_fcValueLists[bi][new.u.stat].value; | |
cd2ec1a9 PL |
1785 | switch (v->type) |
1786 | { | |
1787 | case FcTypeString: | |
4262e0b3 | 1788 | if (v->u.s) |
cd2ec1a9 | 1789 | { |
8245771d | 1790 | const FcChar8 * s = FcStrSerialize(bank, v->u.s); |
4262e0b3 | 1791 | if (!s) |
cd2ec1a9 | 1792 | return FcValueListPtrCreateDynamic(pi); |
8245771d | 1793 | v->u.s_off = s - (const FcChar8 *)v; |
4262e0b3 | 1794 | v->type |= FC_STORAGE_STATIC; |
cd2ec1a9 PL |
1795 | } |
1796 | break; | |
1797 | case FcTypeMatrix: | |
cd2ec1a9 PL |
1798 | break; |
1799 | case FcTypeCharSet: | |
4262e0b3 | 1800 | if (v->u.c) |
cd2ec1a9 | 1801 | { |
4262e0b3 PL |
1802 | FcCharSet * c = FcCharSetSerialize(bank, (FcCharSet *)v->u.c); |
1803 | if (!c) | |
cd2ec1a9 | 1804 | return FcValueListPtrCreateDynamic(pi); |
4262e0b3 PL |
1805 | v->u.c_off = (char *)c - (char *)v; |
1806 | v->type |= FC_STORAGE_STATIC; | |
cd2ec1a9 PL |
1807 | } |
1808 | break; | |
1809 | case FcTypeLangSet: | |
4262e0b3 | 1810 | if (v->u.l) |
cd2ec1a9 | 1811 | { |
4262e0b3 PL |
1812 | FcLangSet * l = FcLangSetSerialize(bank, (FcLangSet *)v->u.l); |
1813 | if (!l) | |
cd2ec1a9 | 1814 | return FcValueListPtrCreateDynamic(pi); |
4262e0b3 PL |
1815 | v->u.l_off = (char *)l - (char *)v; |
1816 | v->type |= FC_STORAGE_STATIC; | |
cd2ec1a9 PL |
1817 | } |
1818 | break; | |
1819 | default: | |
1820 | break; | |
1821 | } | |
1822 | return new; | |
1823 | } | |
1824 | ||
4262e0b3 | 1825 | static void * |
61571f3f | 1826 | FcValueListUnserialize (FcCache * metadata, void *block_ptr) |
212c9f43 | 1827 | { |
61571f3f | 1828 | int bi = FcCacheBankToIndex(metadata->bank); |
212c9f43 | 1829 | |
4262e0b3 PL |
1830 | if (!FcValueListEnsureBank(bi)) |
1831 | return 0; | |
212c9f43 | 1832 | |
4262e0b3 | 1833 | FcMemAlloc (FC_MEM_VALLIST, |
61571f3f | 1834 | sizeof (FcValueList) * metadata->valuelist_count); |
7fd7221e | 1835 | block_ptr = ALIGN(block_ptr, FcValueList); |
81fe99fd | 1836 | _fcValueLists[bi] = (FcValueList *)block_ptr; |
4262e0b3 | 1837 | block_ptr = (void *)((char *)block_ptr + |
61571f3f | 1838 | (sizeof (FcValueList) * metadata->valuelist_count)); |
212c9f43 | 1839 | |
4262e0b3 PL |
1840 | block_ptr = FcCharSetUnserialize(metadata, block_ptr); |
1841 | block_ptr = FcLangSetUnserialize(metadata, block_ptr); | |
1842 | ||
1843 | return block_ptr; | |
212c9f43 PL |
1844 | } |
1845 | ||
cd2ec1a9 PL |
1846 | FcValueListPtr |
1847 | FcValueListPtrCreateDynamic(FcValueList * p) | |
1848 | { | |
1849 | FcValueListPtr r; | |
1850 | ||
4262e0b3 | 1851 | r.bank = FC_BANK_DYNAMIC; |
cd2ec1a9 PL |
1852 | r.u.dyn = p; |
1853 | return r; | |
4f27c1c0 | 1854 | } |
0fa680f0 | 1855 | |
8245771d | 1856 | static FcChar8 ** static_strs; |
4262e0b3 | 1857 | static int static_str_bank_count = 0, fcstr_ptr, fcstr_count; |
0fa680f0 | 1858 | |
4262e0b3 | 1859 | static struct objectBucket *FcStrBuckets[OBJECT_HASH_SIZE]; |
0fa680f0 | 1860 | |
4262e0b3 PL |
1861 | static void |
1862 | FcStrNewBank (void) | |
0fa680f0 | 1863 | { |
4262e0b3 PL |
1864 | int i, size; |
1865 | struct objectBucket *b, *next; | |
1866 | char *name; | |
0fa680f0 | 1867 | |
4262e0b3 | 1868 | for (i = 0; i < OBJECT_HASH_SIZE; i++) |
0fa680f0 | 1869 | { |
4262e0b3 | 1870 | for (b = FcStrBuckets[i]; b; b = next) |
0fa680f0 | 1871 | { |
4262e0b3 PL |
1872 | next = b->next; |
1873 | name = (char *) (b + 1); | |
1874 | size = sizeof (struct objectBucket) + strlen (name) + 1; | |
1875 | FcMemFree (FC_MEM_STATICSTR, size); | |
1876 | free (b); | |
0fa680f0 | 1877 | } |
4262e0b3 | 1878 | FcStrBuckets[i] = 0; |
0fa680f0 PL |
1879 | } |
1880 | ||
4262e0b3 PL |
1881 | fcstr_count = 0; |
1882 | } | |
0fa680f0 | 1883 | |
4262e0b3 | 1884 | static int |
8245771d | 1885 | FcStrNeededBytes (const FcChar8 * s) |
4262e0b3 PL |
1886 | { |
1887 | FcChar32 hash = FcStringHash ((const FcChar8 *) s); | |
1888 | struct objectBucket **p; | |
1889 | struct objectBucket *b; | |
1890 | int size; | |
986e3597 | 1891 | FcChar8 *const null = 0; |
0fa680f0 | 1892 | |
4262e0b3 | 1893 | for (p = &FcStrBuckets[hash % OBJECT_HASH_SIZE]; (b = *p); p = &(b->next)) |
8245771d | 1894 | if (b->hash == hash && !strcmp ((char *)s, (char *) (b + 1))) |
4262e0b3 | 1895 | return 0; |
8245771d | 1896 | size = sizeof (struct objectBucket) + strlen ((char *)s) + 1 + sizeof(char *); |
0fa680f0 | 1897 | b = malloc (size); |
0fa680f0 | 1898 | FcMemAlloc (FC_MEM_STATICSTR, size); |
4262e0b3 PL |
1899 | if (!b) |
1900 | return -1; | |
0fa680f0 PL |
1901 | b->next = 0; |
1902 | b->hash = hash; | |
8245771d | 1903 | strcpy ((char *) (b + 1), (char *)s); |
7fd7221e PL |
1904 | |
1905 | /* Yes, the following line is convoluted. However, it is | |
1906 | * incorrect to replace the with a memset, because the C | |
1907 | * specification doesn't guarantee that the null pointer is | |
1908 | * the same as the zero bit pattern. */ | |
986e3597 PL |
1909 | /* Misaligned pointers are not guaranteed to work, either! */ |
1910 | memcpy (((char *) (b + 1) + strlen((char *)s) + 1), &null, sizeof (null)); | |
0fa680f0 | 1911 | *p = b; |
0fa680f0 | 1912 | |
8245771d PL |
1913 | fcstr_count += strlen((char *)s) + 1; |
1914 | return strlen((char *)s) + 1; | |
0fa680f0 PL |
1915 | } |
1916 | ||
7fd7221e PL |
1917 | static int |
1918 | FcStrNeededBytesAlign (void) | |
1919 | { | |
1920 | return __alignof__ (char); | |
1921 | } | |
1922 | ||
0fa680f0 | 1923 | static FcBool |
4262e0b3 | 1924 | FcStrEnsureBank (int bi) |
0fa680f0 | 1925 | { |
8245771d | 1926 | FcChar8 ** ss; |
0fa680f0 | 1927 | |
4262e0b3 | 1928 | if (!static_strs || static_str_bank_count <= bi) |
0fa680f0 | 1929 | { |
4262e0b3 PL |
1930 | int new_count = bi + 4, i; |
1931 | ss = realloc (static_strs, sizeof (const char *) * new_count); | |
1932 | if (!ss) | |
1933 | return FcFalse; | |
0fa680f0 | 1934 | |
4262e0b3 PL |
1935 | FcMemAlloc (FC_MEM_STRING, sizeof (const char *) * (new_count-static_str_bank_count)); |
1936 | static_strs = ss; | |
0fa680f0 | 1937 | |
4262e0b3 PL |
1938 | for (i = static_str_bank_count; i < new_count; i++) |
1939 | static_strs[i] = 0; | |
1940 | static_str_bank_count = new_count; | |
0fa680f0 | 1941 | } |
0fa680f0 | 1942 | return FcTrue; |
0fa680f0 PL |
1943 | } |
1944 | ||
4262e0b3 PL |
1945 | static void * |
1946 | FcStrDistributeBytes (FcCache * metadata, void * block_ptr) | |
0fa680f0 | 1947 | { |
4262e0b3 PL |
1948 | int bi = FcCacheBankToIndex(metadata->bank); |
1949 | if (!FcStrEnsureBank(bi)) | |
1950 | return 0; | |
0fa680f0 | 1951 | |
4262e0b3 | 1952 | FcMemAlloc (FC_MEM_STRING, sizeof (char) * fcstr_count); |
7fd7221e | 1953 | block_ptr = ALIGN (block_ptr, FcChar8); |
8245771d | 1954 | static_strs[bi] = (FcChar8 *)block_ptr; |
4262e0b3 PL |
1955 | block_ptr = (void *)((char *)block_ptr + (sizeof (char) * fcstr_count)); |
1956 | metadata->str_count = fcstr_count; | |
1957 | fcstr_ptr = 0; | |
0fa680f0 | 1958 | |
4262e0b3 | 1959 | return block_ptr; |
0fa680f0 | 1960 | } |
e1b9d091 | 1961 | |
8245771d PL |
1962 | static const FcChar8 * |
1963 | FcStrSerialize (int bank, const FcChar8 * s) | |
212c9f43 | 1964 | { |
4262e0b3 PL |
1965 | FcChar32 hash = FcStringHash ((const FcChar8 *) s); |
1966 | struct objectBucket **p; | |
1967 | struct objectBucket *b; | |
1968 | int bi = FcCacheBankToIndex(bank); | |
212c9f43 | 1969 | |
4262e0b3 | 1970 | for (p = &FcStrBuckets[hash % OBJECT_HASH_SIZE]; (b = *p); p = &(b->next)) |
8245771d | 1971 | if (b->hash == hash && !strcmp ((char *)s, (char *) (b + 1))) |
4262e0b3 | 1972 | { |
986e3597 PL |
1973 | FcChar8 * t; |
1974 | memcpy (&t, ((FcChar8 *)(b + 1)) + strlen ((char *)s) + 1, sizeof (FcChar8 *)); | |
4262e0b3 PL |
1975 | if (!t) |
1976 | { | |
8245771d | 1977 | strcpy((char *)(static_strs[bi] + fcstr_ptr), (char *)s); |
986e3597 PL |
1978 | t = static_strs[bi] + fcstr_ptr; |
1979 | memcpy ((FcChar8 *) (b + 1) + strlen((char *)s) + 1, &t, sizeof (FcChar8 *)); | |
8245771d | 1980 | fcstr_ptr += strlen((char *)s) + 1; |
986e3597 | 1981 | memcpy (&t, ((FcChar8 *)(b + 1)) + strlen ((char *)s) + 1, sizeof (FcChar8 *)); |
4262e0b3 PL |
1982 | } |
1983 | return t; | |
1984 | } | |
1985 | return 0; | |
212c9f43 PL |
1986 | } |
1987 | ||
4262e0b3 | 1988 | static void * |
61571f3f | 1989 | FcStrUnserialize (FcCache * metadata, void *block_ptr) |
212c9f43 | 1990 | { |
61571f3f | 1991 | int bi = FcCacheBankToIndex(metadata->bank); |
4262e0b3 PL |
1992 | if (!FcStrEnsureBank(bi)) |
1993 | return 0; | |
212c9f43 | 1994 | |
61571f3f | 1995 | FcMemAlloc (FC_MEM_STRING, sizeof (char) * metadata->str_count); |
1c5b6345 | 1996 | block_ptr = ALIGN (block_ptr, FcChar8); |
8245771d | 1997 | static_strs[bi] = (FcChar8 *)block_ptr; |
4262e0b3 | 1998 | block_ptr = (void *)((char *)block_ptr + |
61571f3f | 1999 | (sizeof (char) * metadata->str_count)); |
e1b9d091 | 2000 | |
4262e0b3 | 2001 | return block_ptr; |
e1b9d091 PL |
2002 | } |
2003 | ||
e77c1718 PL |
2004 | /* we don't store these in the FcPattern itself because |
2005 | * we don't want to serialize the directory names */ | |
2006 | ||
c60ec7cc | 2007 | /* I suppose this should be cleaned upon termination, too... */ |
e77c1718 PL |
2008 | typedef struct _FcPatternDirMapping { |
2009 | const FcPattern *p; | |
2010 | const char *fname; | |
2011 | } FcPatternDirMapping; | |
2012 | ||
2013 | #define PATTERNDIR_HASH_SIZE 31 | |
2014 | static struct patternDirBucket { | |
2015 | struct patternDirBucket *next; | |
2016 | FcPatternDirMapping m; | |
2017 | } FcPatternDirBuckets[PATTERNDIR_HASH_SIZE]; | |
2018 | ||
2019 | void | |
2020 | FcPatternAddFullFname (const FcPattern *p, const char *fname) | |
2021 | { | |
2022 | struct patternDirBucket *pb; | |
2023 | ||
2024 | /* N.B. FcPatternHash fails, since it's contents-based, not | |
2025 | * address-based, and we're in the process of mutating the FcPattern. */ | |
2026 | for (pb = &FcPatternDirBuckets | |
ebc157f9 | 2027 | [((unsigned long)p / sizeof (FcPattern *)) % PATTERNDIR_HASH_SIZE]; |
e77c1718 PL |
2028 | pb->m.p != p && pb->next; |
2029 | pb = pb->next) | |
2030 | ; | |
2031 | ||
2032 | if (pb->m.p == p) | |
2033 | { | |
2034 | pb->m.fname = fname; | |
2035 | return; | |
2036 | } | |
2037 | ||
2038 | pb->next = malloc (sizeof (struct patternDirBucket)); | |
2039 | if (!pb->next) | |
2040 | return; | |
2041 | FcMemAlloc (FC_MEM_CACHE, sizeof (struct patternDirBucket)); | |
2042 | ||
2043 | pb->next->next = 0; | |
2044 | pb->next->m.p = p; | |
2045 | pb->next->m.fname = fname; | |
2046 | } | |
2047 | ||
51af0509 | 2048 | static const char * |
e77c1718 PL |
2049 | FcPatternFindFullFname (const FcPattern *p) |
2050 | { | |
2051 | struct patternDirBucket *pb; | |
2052 | ||
2053 | for (pb = &FcPatternDirBuckets | |
ebc157f9 | 2054 | [((unsigned long)p / sizeof (FcPattern *)) % PATTERNDIR_HASH_SIZE]; |
e77c1718 PL |
2055 | pb; pb = pb->next) |
2056 | if (pb->m.p == p) | |
2057 | return pb->m.fname; | |
2058 | ||
2059 | return 0; | |
2060 | } | |
2061 | ||
793154ed PL |
2062 | void |
2063 | FcPatternTransferFullFname (const FcPattern *new, const FcPattern *orig) | |
2064 | { | |
2065 | FcChar8 * s; | |
2066 | FcPatternGetString (orig, FC_FILE, 0, &s); | |
7358dae4 PL |
2067 | FcPatternAddFullFname (new, |
2068 | (char *)FcStrCopy | |
2069 | ((FcChar8 *)FcPatternFindFullFname(orig))); | |
793154ed | 2070 | } |