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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 | ||
f045376c | 25 | #include "fcint.h" |
24330d27 KP |
26 | #include <stdlib.h> |
27 | #include <string.h> | |
d8d73958 | 28 | #include <assert.h> |
24330d27 | 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 | |
24330d27 KP |
42 | FcPattern * |
43 | FcPatternCreate (void) | |
44 | { | |
45 | FcPattern *p; | |
46 | ||
47 | p = (FcPattern *) malloc (sizeof (FcPattern)); | |
48 | if (!p) | |
49 | return 0; | |
50 | FcMemAlloc (FC_MEM_PATTERN, sizeof (FcPattern)); | |
51 | p->num = 0; | |
52 | p->size = 0; | |
cd2ec1a9 | 53 | p->elts = FcPatternEltPtrCreateDynamic(0); |
4262e0b3 | 54 | p->bank = FC_BANK_DYNAMIC; |
6f6563ed | 55 | p->ref = 1; |
24330d27 KP |
56 | return p; |
57 | } | |
58 | ||
59 | void | |
60 | FcValueDestroy (FcValue v) | |
61 | { | |
62 | switch (v.type) { | |
63 | case FcTypeString: | |
9ede93f1 PL |
64 | if (!FcStrHashed (v.u.s)) |
65 | FcStrFree ((FcChar8 *) v.u.s); | |
24330d27 KP |
66 | break; |
67 | case FcTypeMatrix: | |
4262e0b3 | 68 | FcMatrixFree ((FcMatrix *) v.u.m); |
24330d27 KP |
69 | break; |
70 | case FcTypeCharSet: | |
4262e0b3 | 71 | FcCharSetDestroy ((FcCharSet *) v.u.c); |
24330d27 | 72 | break; |
d8d73958 | 73 | case FcTypeLangSet: |
4262e0b3 | 74 | FcLangSetDestroy ((FcLangSet *) v.u.l); |
d8d73958 | 75 | break; |
24330d27 KP |
76 | default: |
77 | break; | |
78 | } | |
79 | } | |
80 | ||
4262e0b3 PL |
81 | FcValue |
82 | FcValueCanonicalize (const FcValue *v) | |
83 | { | |
84 | if (v->type & FC_STORAGE_STATIC) | |
85 | { | |
86 | FcValue new = *v; | |
87 | ||
88 | switch (v->type & ~FC_STORAGE_STATIC) | |
89 | { | |
90 | case FcTypeString: | |
91 | new.u.s = fc_value_string(v); | |
92 | new.type = FcTypeString; | |
93 | break; | |
94 | case FcTypeCharSet: | |
95 | new.u.c = fc_value_charset(v); | |
96 | new.type = FcTypeCharSet; | |
97 | break; | |
98 | case FcTypeLangSet: | |
99 | new.u.l = fc_value_langset(v); | |
100 | new.type = FcTypeLangSet; | |
101 | break; | |
102 | } | |
103 | return new; | |
104 | } | |
105 | return *v; | |
106 | } | |
107 | ||
24330d27 KP |
108 | FcValue |
109 | FcValueSave (FcValue v) | |
110 | { | |
111 | switch (v.type) { | |
112 | case FcTypeString: | |
4262e0b3 PL |
113 | v.u.s = FcStrCopy (v.u.s); |
114 | if (!v.u.s) | |
24330d27 KP |
115 | v.type = FcTypeVoid; |
116 | break; | |
117 | case FcTypeMatrix: | |
4262e0b3 PL |
118 | v.u.m = FcMatrixCopy (v.u.m); |
119 | if (!v.u.m) | |
24330d27 KP |
120 | v.type = FcTypeVoid; |
121 | break; | |
122 | case FcTypeCharSet: | |
4262e0b3 PL |
123 | v.u.c = FcCharSetCopy ((FcCharSet *) v.u.c); |
124 | if (!v.u.c) | |
24330d27 KP |
125 | v.type = FcTypeVoid; |
126 | break; | |
d8d73958 | 127 | case FcTypeLangSet: |
4262e0b3 PL |
128 | v.u.l = FcLangSetCopy (v.u.l); |
129 | if (!v.u.l) | |
d8d73958 KP |
130 | v.type = FcTypeVoid; |
131 | break; | |
24330d27 KP |
132 | default: |
133 | break; | |
134 | } | |
135 | return v; | |
136 | } | |
137 | ||
138 | void | |
cd2ec1a9 | 139 | FcValueListDestroy (FcValueListPtr l) |
24330d27 | 140 | { |
cd2ec1a9 PL |
141 | FcValueListPtr next; |
142 | for (; FcValueListPtrU(l); l = next) | |
24330d27 | 143 | { |
cd2ec1a9 | 144 | switch (FcValueListPtrU(l)->value.type) { |
24330d27 | 145 | case FcTypeString: |
9ede93f1 PL |
146 | if (!FcStrHashed ((FcChar8 *)FcValueListPtrU(l)->value.u.s)) |
147 | FcStrFree ((FcChar8 *)FcValueListPtrU(l)->value.u.s); | |
24330d27 KP |
148 | break; |
149 | case FcTypeMatrix: | |
4262e0b3 | 150 | FcMatrixFree ((FcMatrix *)FcValueListPtrU(l)->value.u.m); |
24330d27 KP |
151 | break; |
152 | case FcTypeCharSet: | |
cd2ec1a9 | 153 | FcCharSetDestroy |
4262e0b3 | 154 | ((FcCharSet *) (FcValueListPtrU(l)->value.u.c)); |
24330d27 | 155 | break; |
d8d73958 | 156 | case FcTypeLangSet: |
cd2ec1a9 | 157 | FcLangSetDestroy |
4262e0b3 | 158 | ((FcLangSet *) (FcValueListPtrU(l)->value.u.l)); |
d8d73958 | 159 | break; |
24330d27 KP |
160 | default: |
161 | break; | |
162 | } | |
cd2ec1a9 | 163 | next = FcValueListPtrU(l)->next; |
24330d27 | 164 | FcMemFree (FC_MEM_VALLIST, sizeof (FcValueList)); |
4262e0b3 | 165 | if (l.bank == FC_BANK_DYNAMIC) |
cd2ec1a9 | 166 | free(l.u.dyn); |
24330d27 KP |
167 | } |
168 | } | |
169 | ||
0ab36ca8 KP |
170 | FcBool |
171 | FcValueEqual (FcValue va, FcValue vb) | |
172 | { | |
173 | if (va.type != vb.type) | |
174 | { | |
175 | if (va.type == FcTypeInteger) | |
176 | { | |
177 | va.type = FcTypeDouble; | |
178 | va.u.d = va.u.i; | |
179 | } | |
180 | if (vb.type == FcTypeInteger) | |
181 | { | |
182 | vb.type = FcTypeDouble; | |
183 | vb.u.d = vb.u.i; | |
184 | } | |
185 | if (va.type != vb.type) | |
186 | return FcFalse; | |
187 | } | |
188 | switch (va.type) { | |
189 | case FcTypeVoid: | |
190 | return FcTrue; | |
191 | case FcTypeInteger: | |
192 | return va.u.i == vb.u.i; | |
193 | case FcTypeDouble: | |
194 | return va.u.d == vb.u.d; | |
195 | case FcTypeString: | |
4262e0b3 | 196 | return FcStrCmpIgnoreCase (va.u.s, vb.u.s) == 0; |
0ab36ca8 KP |
197 | case FcTypeBool: |
198 | return va.u.b == vb.u.b; | |
199 | case FcTypeMatrix: | |
4262e0b3 | 200 | return FcMatrixEqual (va.u.m, vb.u.m); |
0ab36ca8 | 201 | case FcTypeCharSet: |
4262e0b3 | 202 | return FcCharSetEqual (va.u.c, vb.u.c); |
be094850 KP |
203 | case FcTypeFTFace: |
204 | return va.u.f == vb.u.f; | |
d8d73958 | 205 | case FcTypeLangSet: |
4262e0b3 | 206 | return FcLangSetEqual (va.u.l, vb.u.l); |
0ab36ca8 KP |
207 | } |
208 | return FcFalse; | |
209 | } | |
210 | ||
d0f07b8d KP |
211 | static FcChar32 |
212 | FcDoubleHash (double d) | |
213 | { | |
214 | if (d < 0) | |
215 | d = -d; | |
216 | if (d > 0xffffffff) | |
217 | d = 0xffffffff; | |
218 | return (FcChar32) d; | |
219 | } | |
220 | ||
7f37423d | 221 | FcChar32 |
d0f07b8d KP |
222 | FcStringHash (const FcChar8 *s) |
223 | { | |
224 | FcChar8 c; | |
225 | FcChar32 h = 0; | |
226 | ||
227 | if (s) | |
228 | while ((c = *s++)) | |
229 | h = ((h << 1) | (h >> 31)) ^ c; | |
230 | return h; | |
231 | } | |
232 | ||
233 | static FcChar32 | |
efb11b36 | 234 | FcValueHash (const FcValue *v) |
d0f07b8d | 235 | { |
efb11b36 | 236 | switch (fc_storage_type(v)) { |
d0f07b8d KP |
237 | case FcTypeVoid: |
238 | return 0; | |
239 | case FcTypeInteger: | |
efb11b36 | 240 | return (FcChar32) v->u.i; |
d0f07b8d | 241 | case FcTypeDouble: |
efb11b36 | 242 | return FcDoubleHash (v->u.d); |
d0f07b8d | 243 | case FcTypeString: |
efb11b36 | 244 | return FcStringHash (fc_value_string(v)); |
d0f07b8d | 245 | case FcTypeBool: |
efb11b36 | 246 | return (FcChar32) v->u.b; |
d0f07b8d | 247 | case FcTypeMatrix: |
efb11b36 PL |
248 | return (FcDoubleHash (v->u.m->xx) ^ |
249 | FcDoubleHash (v->u.m->xy) ^ | |
250 | FcDoubleHash (v->u.m->yx) ^ | |
251 | FcDoubleHash (v->u.m->yy)); | |
d0f07b8d | 252 | case FcTypeCharSet: |
efb11b36 | 253 | return (FcChar32) fc_value_charset(v)->num; |
d0f07b8d | 254 | case FcTypeFTFace: |
efb11b36 PL |
255 | return FcStringHash ((const FcChar8 *) ((FT_Face) v->u.f)->family_name) ^ |
256 | FcStringHash ((const FcChar8 *) ((FT_Face) v->u.f)->style_name); | |
d8d73958 | 257 | case FcTypeLangSet: |
efb11b36 | 258 | return FcLangSetHash (fc_value_langset(v)); |
d0f07b8d KP |
259 | } |
260 | return FcFalse; | |
261 | } | |
262 | ||
0ab36ca8 | 263 | static FcBool |
cd2ec1a9 | 264 | FcValueListEqual (FcValueListPtr la, FcValueListPtr lb) |
0ab36ca8 | 265 | { |
cd2ec1a9 | 266 | if (FcValueListPtrU(la) == FcValueListPtrU(lb)) |
d8d73958 KP |
267 | return FcTrue; |
268 | ||
cd2ec1a9 | 269 | while (FcValueListPtrU(la) && FcValueListPtrU(lb)) |
0ab36ca8 | 270 | { |
cd2ec1a9 PL |
271 | if (!FcValueEqual (FcValueListPtrU(la)->value, |
272 | FcValueListPtrU(lb)->value)) | |
0ab36ca8 | 273 | return FcFalse; |
cd2ec1a9 PL |
274 | la = FcValueListPtrU(la)->next; |
275 | lb = FcValueListPtrU(lb)->next; | |
0ab36ca8 | 276 | } |
cd2ec1a9 | 277 | if (FcValueListPtrU(la) || FcValueListPtrU(lb)) |
0ab36ca8 KP |
278 | return FcFalse; |
279 | return FcTrue; | |
280 | } | |
281 | ||
d0f07b8d | 282 | static FcChar32 |
cd2ec1a9 | 283 | FcValueListHash (FcValueListPtr l) |
d0f07b8d KP |
284 | { |
285 | FcChar32 hash = 0; | |
efb11b36 | 286 | FcValueList *l_ptrU; |
d0f07b8d | 287 | |
efb11b36 PL |
288 | for (l_ptrU = FcValueListPtrU(l); l_ptrU; |
289 | l_ptrU = FcValueListPtrU(l_ptrU->next)) | |
d0f07b8d | 290 | { |
efb11b36 | 291 | hash = ((hash << 1) | (hash >> 31)) ^ FcValueHash (&l_ptrU->value); |
d0f07b8d KP |
292 | } |
293 | return hash; | |
294 | } | |
295 | ||
24330d27 KP |
296 | void |
297 | FcPatternDestroy (FcPattern *p) | |
298 | { | |
299 | int i; | |
300 | ||
d8d73958 | 301 | if (p->ref == FC_REF_CONSTANT || --p->ref > 0) |
6f6563ed KP |
302 | return; |
303 | ||
24330d27 | 304 | for (i = 0; i < p->num; i++) |
cd2ec1a9 | 305 | FcValueListDestroy ((FcPatternEltU(p->elts)+i)->values); |
24330d27 KP |
306 | |
307 | p->num = 0; | |
4262e0b3 | 308 | if (FcPatternEltU(p->elts) && p->elts.bank == FC_BANK_DYNAMIC) |
24330d27 KP |
309 | { |
310 | FcMemFree (FC_MEM_PATELT, p->size * sizeof (FcPatternElt)); | |
cd2ec1a9 PL |
311 | free (FcPatternEltU(p->elts)); |
312 | p->elts = FcPatternEltPtrCreateDynamic(0); | |
24330d27 KP |
313 | } |
314 | p->size = 0; | |
315 | FcMemFree (FC_MEM_PATTERN, sizeof (FcPattern)); | |
316 | free (p); | |
317 | } | |
318 | ||
d8d73958 KP |
319 | #define FC_VALUE_LIST_HASH_SIZE 257 |
320 | #define FC_PATTERN_HASH_SIZE 67 | |
321 | ||
322 | typedef struct _FcValueListEnt FcValueListEnt; | |
323 | ||
324 | struct _FcValueListEnt { | |
325 | FcValueListEnt *next; | |
cd2ec1a9 | 326 | FcValueListPtr list; |
05336fd8 | 327 | FcChar32 hash, pad; |
d8d73958 KP |
328 | }; |
329 | ||
2d79b586 KP |
330 | typedef union _FcValueListAlign { |
331 | FcValueListEnt ent; | |
332 | FcValueList list; | |
333 | } FcValueListAlign; | |
334 | ||
d8d73958 KP |
335 | static int FcValueListFrozenCount[FcTypeLangSet + 1]; |
336 | static int FcValueListFrozenBytes[FcTypeLangSet + 1]; | |
392fa276 | 337 | static const char FcValueListFrozenName[][8] = { |
d8d73958 KP |
338 | "Void", |
339 | "Integer", | |
340 | "Double", | |
341 | "String", | |
342 | "Bool", | |
343 | "Matrix", | |
344 | "CharSet", | |
345 | "FTFace", | |
346 | "LangSet" | |
347 | }; | |
348 | ||
349 | void | |
350 | FcValueListReport (void); | |
351 | ||
352 | void | |
353 | FcValueListReport (void) | |
354 | { | |
355 | FcType t; | |
356 | ||
357 | printf ("Fc Frozen Values:\n"); | |
358 | printf ("\t%8s %9s %9s\n", "Type", "Count", "Bytes"); | |
359 | for (t = FcTypeVoid; t <= FcTypeLangSet; t++) | |
360 | printf ("\t%8s %9d %9d\n", FcValueListFrozenName[t], | |
361 | FcValueListFrozenCount[t], FcValueListFrozenBytes[t]); | |
362 | } | |
363 | ||
364 | static FcValueListEnt * | |
cd2ec1a9 | 365 | FcValueListEntCreate (FcValueListPtr h) |
d8d73958 | 366 | { |
2d79b586 | 367 | FcValueListAlign *ea; |
d8d73958 | 368 | FcValueListEnt *e; |
cd2ec1a9 PL |
369 | FcValueListPtr l; |
370 | FcValueList *new; | |
d8d73958 | 371 | int n; |
d8d73958 KP |
372 | int size; |
373 | ||
374 | n = 0; | |
cd2ec1a9 | 375 | for (l = h; FcValueListPtrU(l); l = FcValueListPtrU(l)->next) |
d8d73958 | 376 | n++; |
1c52c0f0 | 377 | size = sizeof (FcValueListAlign) + n * sizeof (FcValueList); |
cd2ec1a9 PL |
378 | FcValueListFrozenCount[FcValueListPtrU(h)->value.type]++; |
379 | FcValueListFrozenBytes[FcValueListPtrU(h)->value.type] += size; | |
bb6b1993 | 380 | /* this leaks for some reason */ |
cd2ec1a9 | 381 | ea = malloc (sizeof (FcValueListAlign)); |
2d79b586 | 382 | if (!ea) |
d8d73958 | 383 | return 0; |
cd2ec1a9 PL |
384 | new = malloc (n * sizeof (FcValueList)); |
385 | if (!new) | |
04f7d3e7 PL |
386 | { |
387 | free (ea); | |
cd2ec1a9 | 388 | return 0; |
04f7d3e7 | 389 | } |
cd2ec1a9 | 390 | memset(new, 0, n * sizeof (FcValueList)); |
d8d73958 | 391 | FcMemAlloc (FC_MEM_VALLIST, size); |
2d79b586 | 392 | e = &ea->ent; |
efb11b36 | 393 | e->list = FcValueListPtrCreateDynamic(new); |
cd2ec1a9 PL |
394 | for (l = h; FcValueListPtrU(l); |
395 | l = FcValueListPtrU(l)->next, new++) | |
d8d73958 | 396 | { |
4262e0b3 | 397 | if ((FcValueListPtrU(l)->value.type & ~FC_STORAGE_STATIC) == FcTypeString) |
d8d73958 KP |
398 | { |
399 | new->value.type = FcTypeString; | |
7f37423d | 400 | new->value.u.s = FcStrStaticName |
4262e0b3 | 401 | (fc_value_string(&FcValueListPtrU(l)->value)); |
d8d73958 KP |
402 | } |
403 | else | |
05336fd8 | 404 | { |
4262e0b3 PL |
405 | new->value = FcValueSave (FcValueCanonicalize |
406 | (&FcValueListPtrU(l)->value)); | |
cd2ec1a9 PL |
407 | } |
408 | new->binding = FcValueListPtrU(l)->binding; | |
409 | if (FcValueListPtrU(FcValueListPtrU(l)->next)) | |
410 | { | |
411 | new->next = FcValueListPtrCreateDynamic(new + 1); | |
05336fd8 | 412 | } |
d8d73958 | 413 | else |
cd2ec1a9 PL |
414 | { |
415 | new->next = FcValueListPtrCreateDynamic(0); | |
416 | } | |
d8d73958 KP |
417 | } |
418 | return e; | |
419 | } | |
420 | ||
34cd0514 CW |
421 | static void |
422 | FcValueListEntDestroy (FcValueListEnt *e) | |
423 | { | |
cd2ec1a9 | 424 | FcValueListPtr l; |
34cd0514 | 425 | |
cd2ec1a9 | 426 | FcValueListFrozenCount[FcValueListPtrU(e->list)->value.type]--; |
34cd0514 CW |
427 | |
428 | /* XXX: We should perform these two operations with "size" as | |
429 | computed in FcValueListEntCreate, but we don't have access to | |
430 | that value here. Without this, the FcValueListFrozenBytes | |
431 | values will be wrong as will the FcMemFree counts. | |
432 | ||
433 | FcValueListFrozenBytes[e->list->value.type] -= size; | |
434 | FcMemFree (FC_MEM_VALLIST, size); | |
435 | */ | |
436 | ||
cd2ec1a9 PL |
437 | for (l = e->list; FcValueListPtrU(l); |
438 | l = FcValueListPtrU(l)->next) | |
34cd0514 | 439 | { |
cd2ec1a9 PL |
440 | if (FcValueListPtrU(l)->value.type != FcTypeString) |
441 | FcValueDestroy (FcValueListPtrU(l)->value); | |
34cd0514 CW |
442 | } |
443 | /* XXX: Are we being too chummy with the implementation here to | |
444 | free(e) when it was actually the enclosing FcValueListAlign | |
445 | that was allocated? */ | |
446 | free (e); | |
447 | } | |
448 | ||
d8d73958 KP |
449 | static int FcValueListTotal; |
450 | static int FcValueListUsed; | |
451 | ||
34cd0514 CW |
452 | static FcValueListEnt *FcValueListHashTable[FC_VALUE_LIST_HASH_SIZE]; |
453 | ||
cd2ec1a9 PL |
454 | static FcValueListPtr |
455 | FcValueListFreeze (FcValueListPtr l) | |
d8d73958 | 456 | { |
d8d73958 | 457 | FcChar32 hash = FcValueListHash (l); |
34cd0514 | 458 | FcValueListEnt **bucket = &FcValueListHashTable[hash % FC_VALUE_LIST_HASH_SIZE]; |
d8d73958 KP |
459 | FcValueListEnt *ent; |
460 | ||
461 | FcValueListTotal++; | |
462 | for (ent = *bucket; ent; ent = ent->next) | |
463 | { | |
464 | if (ent->hash == hash && FcValueListEqual (ent->list, l)) | |
465 | return ent->list; | |
466 | } | |
467 | ||
468 | ent = FcValueListEntCreate (l); | |
469 | if (!ent) | |
cd2ec1a9 | 470 | return FcValueListPtrCreateDynamic(0); |
d8d73958 KP |
471 | |
472 | FcValueListUsed++; | |
473 | ent->hash = hash; | |
474 | ent->next = *bucket; | |
475 | *bucket = ent; | |
476 | return ent->list; | |
477 | } | |
478 | ||
34cd0514 CW |
479 | static void |
480 | FcValueListThawAll (void) | |
481 | { | |
482 | int i; | |
483 | FcValueListEnt *ent, *next; | |
484 | ||
485 | for (i = 0; i < FC_VALUE_LIST_HASH_SIZE; i++) | |
486 | { | |
487 | for (ent = FcValueListHashTable[i]; ent; ent = next) | |
488 | { | |
489 | next = ent->next; | |
490 | FcValueListEntDestroy (ent); | |
491 | } | |
492 | FcValueListHashTable[i] = 0; | |
493 | } | |
494 | ||
495 | FcValueListTotal = 0; | |
496 | FcValueListUsed = 0; | |
497 | } | |
498 | ||
d8d73958 KP |
499 | static FcChar32 |
500 | FcPatternBaseHash (FcPattern *b) | |
501 | { | |
502 | FcChar32 hash = b->num; | |
503 | int i; | |
504 | ||
505 | for (i = 0; i < b->num; i++) | |
cd2ec1a9 PL |
506 | hash = ((hash << 1) | (hash >> 31)) ^ |
507 | (long) (FcValueListPtrU((FcPatternEltU(b->elts)+i)->values)); | |
d8d73958 KP |
508 | return hash; |
509 | } | |
510 | ||
511 | typedef struct _FcPatternEnt FcPatternEnt; | |
512 | ||
513 | struct _FcPatternEnt { | |
514 | FcPatternEnt *next; | |
515 | FcChar32 hash; | |
cd2ec1a9 | 516 | FcPattern *pattern; |
d8d73958 KP |
517 | }; |
518 | ||
519 | static int FcPatternTotal; | |
520 | static int FcPatternUsed; | |
521 | ||
34cd0514 CW |
522 | static FcPatternEnt *FcPatternHashTable[FC_VALUE_LIST_HASH_SIZE]; |
523 | ||
d8d73958 KP |
524 | static FcPattern * |
525 | FcPatternBaseFreeze (FcPattern *b) | |
526 | { | |
cd2ec1a9 PL |
527 | FcPattern *ep; |
528 | FcPatternElt *epp; | |
d8d73958 | 529 | FcChar32 hash = FcPatternBaseHash (b); |
34cd0514 | 530 | FcPatternEnt **bucket = &FcPatternHashTable[hash % FC_VALUE_LIST_HASH_SIZE]; |
d8d73958 KP |
531 | FcPatternEnt *ent; |
532 | int i; | |
d8d73958 KP |
533 | |
534 | FcPatternTotal++; | |
535 | for (ent = *bucket; ent; ent = ent->next) | |
536 | { | |
cd2ec1a9 PL |
537 | if (ent->hash == hash && b->num == ent->pattern->num) |
538 | { | |
d8d73958 KP |
539 | for (i = 0; i < b->num; i++) |
540 | { | |
cd2ec1a9 PL |
541 | if (FcObjectPtrCompare((FcPatternEltU(b->elts)+i)->object, |
542 | (FcPatternEltU(ent->pattern->elts)+i)->object) != 0) | |
d8d73958 | 543 | break; |
cd2ec1a9 PL |
544 | if (FcValueListPtrU((FcPatternEltU(b->elts)+i)->values) != |
545 | FcValueListPtrU((FcPatternEltU(ent->pattern->elts)+i)->values)) | |
d8d73958 KP |
546 | break; |
547 | } | |
548 | if (i == b->num) | |
cd2ec1a9 | 549 | return ent->pattern; |
d8d73958 KP |
550 | } |
551 | } | |
552 | ||
553 | /* | |
1c52c0f0 | 554 | * Compute size of pattern + elts |
d8d73958 | 555 | */ |
cd2ec1a9 | 556 | ent = malloc (sizeof (FcPatternEnt)); |
d8d73958 KP |
557 | if (!ent) |
558 | return 0; | |
559 | ||
cd2ec1a9 | 560 | FcMemAlloc (FC_MEM_PATTERN, sizeof (FcPatternEnt)); |
d8d73958 KP |
561 | FcPatternUsed++; |
562 | ||
cd2ec1a9 PL |
563 | ep = FcPatternCreate(); |
564 | if (!ep) | |
04f7d3e7 | 565 | goto bail; |
cd2ec1a9 PL |
566 | ent->pattern = ep; |
567 | epp = malloc(b->num * sizeof (FcPatternElt)); | |
568 | if (!epp) | |
04f7d3e7 PL |
569 | { |
570 | FcPatternDestroy (ep); | |
cd2ec1a9 | 571 | goto bail; |
04f7d3e7 | 572 | } |
cd2ec1a9 PL |
573 | ep->elts = FcPatternEltPtrCreateDynamic(epp); |
574 | ||
575 | FcMemAlloc (FC_MEM_PATELT, sizeof (FcPatternElt)*(b->num)); | |
576 | ||
577 | ep->num = b->num; | |
578 | ep->size = b->num; | |
579 | ep->ref = FC_REF_CONSTANT; | |
d8d73958 | 580 | |
d8d73958 KP |
581 | for (i = 0; i < b->num; i++) |
582 | { | |
cd2ec1a9 PL |
583 | (FcPatternEltU(ep->elts)+i)->values = |
584 | (FcPatternEltU(b->elts)+i)->values; | |
585 | (FcPatternEltU(ep->elts)+i)->object = | |
586 | (FcPatternEltU(b->elts)+i)->object; | |
d8d73958 KP |
587 | } |
588 | ||
589 | ent->hash = hash; | |
590 | ent->next = *bucket; | |
591 | *bucket = ent; | |
cd2ec1a9 PL |
592 | return ent->pattern; |
593 | bail: | |
594 | free(ent); | |
595 | FcMemFree (FC_MEM_PATTERN, sizeof (FcPatternEnt)); | |
596 | FcPatternUsed--; | |
597 | return 0; | |
d8d73958 KP |
598 | } |
599 | ||
34cd0514 CW |
600 | static void |
601 | FcPatternBaseThawAll (void) | |
602 | { | |
603 | int i; | |
604 | FcPatternEnt *ent, *next; | |
605 | ||
606 | for (i = 0; i < FC_VALUE_LIST_HASH_SIZE; i++) | |
607 | { | |
608 | for (ent = FcPatternHashTable[i]; ent; ent = next) | |
609 | { | |
610 | next = ent->next; | |
611 | free (ent); | |
612 | } | |
613 | FcPatternHashTable[i] = 0; | |
614 | } | |
615 | ||
616 | FcPatternTotal = 0; | |
617 | FcPatternUsed = 0; | |
618 | } | |
619 | ||
d8d73958 KP |
620 | FcPattern * |
621 | FcPatternFreeze (FcPattern *p) | |
622 | { | |
2f02e383 | 623 | FcPattern *b, *n = 0, *freeme = 0; |
cd2ec1a9 | 624 | FcPatternElt *e; |
d8d73958 KP |
625 | int i; |
626 | ||
2ff4f076 RB |
627 | if (p->ref == FC_REF_CONSTANT) |
628 | return p; | |
629 | ||
cd2ec1a9 | 630 | b = FcPatternCreate(); |
d8d73958 | 631 | if (!b) |
cd2ec1a9 PL |
632 | return 0; |
633 | ||
d8d73958 KP |
634 | b->num = p->num; |
635 | b->size = b->num; | |
636 | b->ref = 1; | |
cd2ec1a9 PL |
637 | |
638 | e = malloc(b->num * sizeof (FcPatternElt)); | |
639 | if (!e) | |
04f7d3e7 PL |
640 | { |
641 | FcPatternDestroy (b); | |
cd2ec1a9 | 642 | return 0; |
04f7d3e7 | 643 | } |
cd2ec1a9 PL |
644 | b->elts = FcPatternEltPtrCreateDynamic(e); |
645 | FcMemAlloc (FC_MEM_PATELT, sizeof (FcPatternElt)*(b->num)); | |
646 | ||
d8d73958 KP |
647 | /* |
648 | * Freeze object lists | |
649 | */ | |
650 | for (i = 0; i < p->num; i++) | |
651 | { | |
cd2ec1a9 PL |
652 | (FcPatternEltU(b->elts)+i)->object = |
653 | (FcPatternEltU(p->elts)+i)->object; | |
654 | (FcPatternEltU(b->elts)+i)->values = | |
655 | FcValueListFreeze((FcPatternEltU(p->elts)+i)->values); | |
656 | if (!FcValueListPtrU((FcPatternEltU(p->elts)+i)->values)) | |
2f02e383 PL |
657 | { |
658 | freeme = b; | |
d8d73958 | 659 | goto bail; |
2f02e383 | 660 | } |
d8d73958 | 661 | } |
793154ed | 662 | |
d8d73958 KP |
663 | /* |
664 | * Freeze base | |
665 | */ | |
666 | n = FcPatternBaseFreeze (b); | |
667 | #ifdef CHATTY | |
668 | if (FcDebug() & FC_DBG_MEMORY) | |
669 | { | |
670 | printf ("ValueLists: total %9d used %9d\n", FcValueListTotal, FcValueListUsed); | |
671 | printf ("Patterns: total %9d used %9d\n", FcPatternTotal, FcPatternUsed); | |
672 | } | |
673 | #endif | |
cd2ec1a9 PL |
674 | bail: |
675 | free(FcPatternEltU(b->elts)); | |
676 | b->elts = FcPatternEltPtrCreateDynamic(0); | |
677 | FcMemFree (FC_MEM_PATELT, sizeof (FcPatternElt)*(b->num)); | |
678 | b->num = -1; | |
2f02e383 PL |
679 | if (freeme) |
680 | FcPatternDestroy (freeme); | |
d8d73958 KP |
681 | #ifdef DEBUG |
682 | assert (FcPatternEqual (n, p)); | |
683 | #endif | |
684 | return n; | |
685 | } | |
686 | ||
e9be9cd1 KP |
687 | static int |
688 | FcPatternPosition (const FcPattern *p, const char *object) | |
24330d27 | 689 | { |
e9be9cd1 | 690 | int low, high, mid, c; |
cd2ec1a9 | 691 | FcObjectPtr obj; |
0ab36ca8 | 692 | |
4262e0b3 | 693 | obj = FcObjectToPtr(object); |
0ab36ca8 | 694 | low = 0; |
e9be9cd1 KP |
695 | high = p->num - 1; |
696 | c = 1; | |
697 | mid = 0; | |
698 | while (low <= high) | |
24330d27 | 699 | { |
e9be9cd1 | 700 | mid = (low + high) >> 1; |
cd2ec1a9 | 701 | c = FcObjectPtrCompare((FcPatternEltU(p->elts)+mid)->object, obj); |
e9be9cd1 KP |
702 | if (c == 0) |
703 | return mid; | |
704 | if (c < 0) | |
705 | low = mid + 1; | |
0ab36ca8 | 706 | else |
e9be9cd1 | 707 | high = mid - 1; |
24330d27 | 708 | } |
e9be9cd1 KP |
709 | if (c < 0) |
710 | mid++; | |
711 | return -(mid + 1); | |
712 | } | |
24330d27 | 713 | |
e9be9cd1 KP |
714 | FcPatternElt * |
715 | FcPatternFindElt (const FcPattern *p, const char *object) | |
716 | { | |
717 | int i = FcPatternPosition (p, object); | |
718 | if (i < 0) | |
0ab36ca8 | 719 | return 0; |
cd2ec1a9 | 720 | return FcPatternEltU(p->elts)+i; |
e9be9cd1 | 721 | } |
24330d27 | 722 | |
e9be9cd1 KP |
723 | FcPatternElt * |
724 | FcPatternInsertElt (FcPattern *p, const char *object) | |
725 | { | |
726 | int i; | |
727 | FcPatternElt *e; | |
728 | ||
729 | i = FcPatternPosition (p, object); | |
730 | if (i < 0) | |
24330d27 | 731 | { |
e9be9cd1 KP |
732 | i = -i - 1; |
733 | ||
cd2ec1a9 | 734 | /* reallocate array */ |
e9be9cd1 | 735 | if (p->num + 1 >= p->size) |
24330d27 | 736 | { |
e9be9cd1 | 737 | int s = p->size + 16; |
cd2ec1a9 PL |
738 | if (FcPatternEltU(p->elts)) |
739 | { | |
740 | FcPatternElt *e0 = FcPatternEltU(p->elts); | |
741 | e = (FcPatternElt *) realloc (e0, s * sizeof (FcPatternElt)); | |
742 | if (!e) /* maybe it was mmapped */ | |
743 | { | |
744 | e = malloc(s * sizeof (FcPatternElt)); | |
745 | if (e) | |
746 | memcpy(e, e0, p->num * sizeof (FcPatternElt)); | |
747 | } | |
748 | } | |
e9be9cd1 KP |
749 | else |
750 | e = (FcPatternElt *) malloc (s * sizeof (FcPatternElt)); | |
751 | if (!e) | |
752 | return FcFalse; | |
cd2ec1a9 | 753 | p->elts = FcPatternEltPtrCreateDynamic(e); |
e9be9cd1 KP |
754 | if (p->size) |
755 | FcMemFree (FC_MEM_PATELT, p->size * sizeof (FcPatternElt)); | |
756 | FcMemAlloc (FC_MEM_PATELT, s * sizeof (FcPatternElt)); | |
757 | while (p->size < s) | |
758 | { | |
0fa680f0 | 759 | (FcPatternEltU(p->elts)+p->size)->object = 0; |
cd2ec1a9 PL |
760 | (FcPatternEltU(p->elts)+p->size)->values = |
761 | FcValueListPtrCreateDynamic(0); | |
e9be9cd1 KP |
762 | p->size++; |
763 | } | |
24330d27 | 764 | } |
e9be9cd1 KP |
765 | |
766 | /* move elts up */ | |
cd2ec1a9 PL |
767 | memmove (FcPatternEltU(p->elts) + i + 1, |
768 | FcPatternEltU(p->elts) + i, | |
e9be9cd1 KP |
769 | sizeof (FcPatternElt) * |
770 | (p->num - i)); | |
771 | ||
772 | /* bump count */ | |
773 | p->num++; | |
774 | ||
4262e0b3 | 775 | (FcPatternEltU(p->elts)+i)->object = FcObjectToPtr (object); |
cd2ec1a9 | 776 | (FcPatternEltU(p->elts)+i)->values = FcValueListPtrCreateDynamic(0); |
24330d27 KP |
777 | } |
778 | ||
cd2ec1a9 | 779 | return FcPatternEltU(p->elts)+i; |
24330d27 KP |
780 | } |
781 | ||
0ab36ca8 | 782 | FcBool |
e9be9cd1 | 783 | FcPatternEqual (const FcPattern *pa, const FcPattern *pb) |
0ab36ca8 KP |
784 | { |
785 | int i; | |
786 | ||
bd724c85 KP |
787 | if (pa == pb) |
788 | return FcTrue; | |
789 | ||
0ab36ca8 KP |
790 | if (pa->num != pb->num) |
791 | return FcFalse; | |
792 | for (i = 0; i < pa->num; i++) | |
793 | { | |
cd2ec1a9 PL |
794 | if (FcObjectPtrCompare((FcPatternEltU(pa->elts)+i)->object, |
795 | (FcPatternEltU(pb->elts)+i)->object) != 0) | |
0ab36ca8 | 796 | return FcFalse; |
cd2ec1a9 PL |
797 | if (!FcValueListEqual ((FcPatternEltU(pa->elts)+i)->values, |
798 | (FcPatternEltU(pb->elts)+i)->values)) | |
0ab36ca8 KP |
799 | return FcFalse; |
800 | } | |
801 | return FcTrue; | |
802 | } | |
803 | ||
d0f07b8d KP |
804 | FcChar32 |
805 | FcPatternHash (const FcPattern *p) | |
806 | { | |
807 | int i; | |
808 | FcChar32 h = 0; | |
809 | ||
810 | for (i = 0; i < p->num; i++) | |
811 | { | |
812 | h = (((h << 1) | (h >> 31)) ^ | |
8245771d | 813 | FcStringHash ((FcChar8 *)FcObjectPtrU ((FcPatternEltU(p->elts)+i)->object)) ^ |
cd2ec1a9 | 814 | FcValueListHash ((FcPatternEltU(p->elts)+i)->values)); |
d0f07b8d KP |
815 | } |
816 | return h; | |
817 | } | |
818 | ||
e9be9cd1 | 819 | FcBool |
cd2ec1a9 | 820 | FcPatternEqualSubset (const FcPattern *pai, const FcPattern *pbi, const FcObjectSet *os) |
e9be9cd1 KP |
821 | { |
822 | FcPatternElt *ea, *eb; | |
823 | int i; | |
824 | ||
825 | for (i = 0; i < os->nobject; i++) | |
826 | { | |
4262e0b3 PL |
827 | ea = FcPatternFindElt (pai, os->objects[i]); |
828 | eb = FcPatternFindElt (pbi, os->objects[i]); | |
e9be9cd1 KP |
829 | if (ea) |
830 | { | |
831 | if (!eb) | |
832 | return FcFalse; | |
833 | if (!FcValueListEqual (ea->values, eb->values)) | |
834 | return FcFalse; | |
835 | } | |
836 | else | |
837 | { | |
838 | if (eb) | |
839 | return FcFalse; | |
840 | } | |
841 | } | |
842 | return FcTrue; | |
843 | } | |
844 | ||
24330d27 | 845 | FcBool |
82f4243f KP |
846 | FcPatternAddWithBinding (FcPattern *p, |
847 | const char *object, | |
848 | FcValue value, | |
849 | FcValueBinding binding, | |
850 | FcBool append) | |
24330d27 KP |
851 | { |
852 | FcPatternElt *e; | |
cd2ec1a9 | 853 | FcValueListPtr new, *prev; |
1c9fdcca PL |
854 | FcValueList *newp; |
855 | FcObjectPtr objectPtr; | |
24330d27 | 856 | |
d8d73958 KP |
857 | if (p->ref == FC_REF_CONSTANT) |
858 | goto bail0; | |
859 | ||
cd2ec1a9 PL |
860 | newp = malloc (sizeof (FcValueList)); |
861 | if (!newp) | |
24330d27 KP |
862 | goto bail0; |
863 | ||
cd2ec1a9 PL |
864 | memset(newp, 0, sizeof (FcValueList)); |
865 | new = FcValueListPtrCreateDynamic(newp); | |
24330d27 KP |
866 | FcMemAlloc (FC_MEM_VALLIST, sizeof (FcValueList)); |
867 | /* dup string */ | |
575a37b7 PL |
868 | if (value.type == FcTypeString) |
869 | { | |
870 | value.u.s = FcStrStaticName (value.u.s); | |
871 | if (!value.u.s) | |
872 | value.type = FcTypeVoid; | |
873 | } | |
874 | else | |
875 | value = FcValueSave (value); | |
24330d27 KP |
876 | if (value.type == FcTypeVoid) |
877 | goto bail1; | |
878 | ||
1c9fdcca PL |
879 | /* quick and dirty hack to enable FcCompareFamily/FcCompareString |
880 | * speedup: only allow strings to be added under the FC_FAMILY, | |
881 | * FC_FOUNDRY, FC_STYLE, FC_RASTERIZER keys. | |
882 | * and charsets under FC_CHARSET key. | |
883 | * This is slightly semantically different from the old behaviour, | |
884 | * but fonts shouldn't be getting non-strings here anyway. | |
4f8b266f | 885 | * a better hack would use FcBaseObjectTypes to check all objects. */ |
1c9fdcca PL |
886 | objectPtr = FcObjectToPtr(object); |
887 | if ((objectPtr == FcObjectToPtr(FC_FAMILY) | |
888 | || objectPtr == FcObjectToPtr(FC_FOUNDRY) | |
889 | || objectPtr == FcObjectToPtr(FC_STYLE) | |
890 | || objectPtr == FcObjectToPtr(FC_RASTERIZER)) | |
891 | && value.type != FcTypeString) | |
892 | goto bail1; | |
893 | if (objectPtr == FcObjectToPtr(FC_CHARSET) | |
894 | && value.type != FcTypeCharSet) | |
4f8b266f PL |
895 | goto bail1; |
896 | ||
cd2ec1a9 PL |
897 | FcValueListPtrU(new)->value = value; |
898 | FcValueListPtrU(new)->binding = binding; | |
899 | FcValueListPtrU(new)->next = FcValueListPtrCreateDynamic(0); | |
24330d27 | 900 | |
e9be9cd1 | 901 | e = FcPatternInsertElt (p, object); |
24330d27 KP |
902 | if (!e) |
903 | goto bail2; | |
904 | ||
905 | if (append) | |
906 | { | |
cd2ec1a9 PL |
907 | for (prev = &e->values; FcValueListPtrU(*prev); prev = &FcValueListPtrU(*prev)->next) |
908 | ; | |
24330d27 KP |
909 | *prev = new; |
910 | } | |
911 | else | |
912 | { | |
cd2ec1a9 | 913 | FcValueListPtrU(new)->next = e->values; |
24330d27 KP |
914 | e->values = new; |
915 | } | |
916 | ||
917 | return FcTrue; | |
918 | ||
919 | bail2: | |
920 | switch (value.type) { | |
921 | case FcTypeString: | |
4262e0b3 | 922 | FcStrFree ((FcChar8 *) value.u.s); |
24330d27 KP |
923 | break; |
924 | case FcTypeMatrix: | |
4262e0b3 | 925 | FcMatrixFree ((FcMatrix *) value.u.m); |
24330d27 KP |
926 | break; |
927 | case FcTypeCharSet: | |
4262e0b3 | 928 | FcCharSetDestroy ((FcCharSet *) value.u.c); |
24330d27 | 929 | break; |
d8d73958 | 930 | case FcTypeLangSet: |
4262e0b3 | 931 | FcLangSetDestroy ((FcLangSet *) value.u.l); |
d8d73958 | 932 | break; |
24330d27 KP |
933 | default: |
934 | break; | |
935 | } | |
936 | bail1: | |
937 | FcMemFree (FC_MEM_VALLIST, sizeof (FcValueList)); | |
cd2ec1a9 | 938 | free (FcValueListPtrU(new)); |
24330d27 KP |
939 | bail0: |
940 | return FcFalse; | |
941 | } | |
942 | ||
82f4243f KP |
943 | FcBool |
944 | FcPatternAdd (FcPattern *p, const char *object, FcValue value, FcBool append) | |
945 | { | |
946 | return FcPatternAddWithBinding (p, object, value, FcValueBindingStrong, append); | |
947 | } | |
948 | ||
949 | FcBool | |
950 | FcPatternAddWeak (FcPattern *p, const char *object, FcValue value, FcBool append) | |
951 | { | |
952 | return FcPatternAddWithBinding (p, object, value, FcValueBindingWeak, append); | |
953 | } | |
954 | ||
24330d27 KP |
955 | FcBool |
956 | FcPatternDel (FcPattern *p, const char *object) | |
957 | { | |
958 | FcPatternElt *e; | |
24330d27 | 959 | |
e9be9cd1 | 960 | e = FcPatternFindElt (p, object); |
24330d27 KP |
961 | if (!e) |
962 | return FcFalse; | |
963 | ||
24330d27 KP |
964 | /* destroy value */ |
965 | FcValueListDestroy (e->values); | |
966 | ||
967 | /* shuffle existing ones down */ | |
cd2ec1a9 PL |
968 | memmove (e, e+1, |
969 | (FcPatternEltU(p->elts) + p->num - (e + 1)) * | |
970 | sizeof (FcPatternElt)); | |
24330d27 | 971 | p->num--; |
0fa680f0 | 972 | (FcPatternEltU(p->elts)+p->num)->object = 0; |
cd2ec1a9 | 973 | (FcPatternEltU(p->elts)+p->num)->values = FcValueListPtrCreateDynamic(0); |
24330d27 KP |
974 | return FcTrue; |
975 | } | |
976 | ||
4f27c1c0 KP |
977 | FcBool |
978 | FcPatternRemove (FcPattern *p, const char *object, int id) | |
979 | { | |
cd2ec1a9 PL |
980 | FcPatternElt *e; |
981 | FcValueListPtr *prev, l; | |
4f27c1c0 KP |
982 | |
983 | e = FcPatternFindElt (p, object); | |
984 | if (!e) | |
985 | return FcFalse; | |
cd2ec1a9 PL |
986 | for (prev = &e->values; |
987 | FcValueListPtrU(l = *prev); | |
988 | prev = &FcValueListPtrU(l)->next) | |
4f27c1c0 KP |
989 | { |
990 | if (!id) | |
991 | { | |
cd2ec1a9 PL |
992 | *prev = FcValueListPtrU(l)->next; |
993 | FcValueListPtrU(l)->next = FcValueListPtrCreateDynamic(0); | |
4f27c1c0 | 994 | FcValueListDestroy (l); |
cd2ec1a9 | 995 | if (!FcValueListPtrU(e->values)) |
4f27c1c0 KP |
996 | FcPatternDel (p, object); |
997 | return FcTrue; | |
998 | } | |
999 | id--; | |
1000 | } | |
1001 | return FcFalse; | |
1002 | } | |
1003 | ||
24330d27 KP |
1004 | FcBool |
1005 | FcPatternAddInteger (FcPattern *p, const char *object, int i) | |
1006 | { | |
1007 | FcValue v; | |
1008 | ||
1009 | v.type = FcTypeInteger; | |
1010 | v.u.i = i; | |
1011 | return FcPatternAdd (p, object, v, FcTrue); | |
1012 | } | |
1013 | ||
1014 | FcBool | |
1015 | FcPatternAddDouble (FcPattern *p, const char *object, double d) | |
1016 | { | |
1017 | FcValue v; | |
1018 | ||
1019 | v.type = FcTypeDouble; | |
1020 | v.u.d = d; | |
1021 | return FcPatternAdd (p, object, v, FcTrue); | |
1022 | } | |
1023 | ||
1024 | ||
1025 | FcBool | |
ccb3e93b | 1026 | FcPatternAddString (FcPattern *p, const char *object, const FcChar8 *s) |
24330d27 KP |
1027 | { |
1028 | FcValue v; | |
1029 | ||
204da5a8 PL |
1030 | if (!s) |
1031 | { | |
1032 | v.type = FcTypeVoid; | |
1033 | v.u.s = 0; | |
1034 | return FcPatternAdd (p, object, v, FcTrue); | |
1035 | } | |
1036 | ||
24330d27 | 1037 | v.type = FcTypeString; |
7f37423d | 1038 | v.u.s = FcStrStaticName(s); |
24330d27 KP |
1039 | return FcPatternAdd (p, object, v, FcTrue); |
1040 | } | |
1041 | ||
1042 | FcBool | |
1043 | FcPatternAddMatrix (FcPattern *p, const char *object, const FcMatrix *s) | |
1044 | { | |
1045 | FcValue v; | |
1046 | ||
1047 | v.type = FcTypeMatrix; | |
4262e0b3 | 1048 | v.u.m = s; |
24330d27 KP |
1049 | return FcPatternAdd (p, object, v, FcTrue); |
1050 | } | |
1051 | ||
1052 | ||
1053 | FcBool | |
1054 | FcPatternAddBool (FcPattern *p, const char *object, FcBool b) | |
1055 | { | |
1056 | FcValue v; | |
1057 | ||
1058 | v.type = FcTypeBool; | |
1059 | v.u.b = b; | |
1060 | return FcPatternAdd (p, object, v, FcTrue); | |
1061 | } | |
1062 | ||
1063 | FcBool | |
1064 | FcPatternAddCharSet (FcPattern *p, const char *object, const FcCharSet *c) | |
1065 | { | |
1066 | FcValue v; | |
1067 | ||
1068 | v.type = FcTypeCharSet; | |
4262e0b3 | 1069 | v.u.c = (FcCharSet *)c; |
24330d27 KP |
1070 | return FcPatternAdd (p, object, v, FcTrue); |
1071 | } | |
1072 | ||
be094850 KP |
1073 | FcBool |
1074 | FcPatternAddFTFace (FcPattern *p, const char *object, const FT_Face f) | |
1075 | { | |
1076 | FcValue v; | |
1077 | ||
1078 | v.type = FcTypeFTFace; | |
1079 | v.u.f = (void *) f; | |
1080 | return FcPatternAdd (p, object, v, FcTrue); | |
1081 | } | |
1082 | ||
d8d73958 KP |
1083 | FcBool |
1084 | FcPatternAddLangSet (FcPattern *p, const char *object, const FcLangSet *ls) | |
1085 | { | |
1086 | FcValue v; | |
1087 | ||
1088 | v.type = FcTypeLangSet; | |
4262e0b3 | 1089 | v.u.l = (FcLangSet *)ls; |
d8d73958 KP |
1090 | return FcPatternAdd (p, object, v, FcTrue); |
1091 | } | |
1092 | ||
24330d27 | 1093 | FcResult |
bff80114 | 1094 | FcPatternGet (const FcPattern *p, const char *object, int id, FcValue *v) |
24330d27 KP |
1095 | { |
1096 | FcPatternElt *e; | |
cd2ec1a9 | 1097 | FcValueListPtr l; |
24330d27 | 1098 | |
e9be9cd1 | 1099 | e = FcPatternFindElt (p, object); |
24330d27 KP |
1100 | if (!e) |
1101 | return FcResultNoMatch; | |
cd2ec1a9 | 1102 | for (l = e->values; FcValueListPtrU(l); l = FcValueListPtrU(l)->next) |
24330d27 KP |
1103 | { |
1104 | if (!id) | |
1105 | { | |
4262e0b3 | 1106 | *v = FcValueCanonicalize(&FcValueListPtrU(l)->value); |
24330d27 KP |
1107 | return FcResultMatch; |
1108 | } | |
1109 | id--; | |
1110 | } | |
1111 | return FcResultNoId; | |
1112 | } | |
1113 | ||
1114 | FcResult | |
bff80114 | 1115 | FcPatternGetInteger (const FcPattern *p, const char *object, int id, int *i) |
24330d27 KP |
1116 | { |
1117 | FcValue v; | |
1118 | FcResult r; | |
1119 | ||
1120 | r = FcPatternGet (p, object, id, &v); | |
1121 | if (r != FcResultMatch) | |
1122 | return r; | |
1123 | switch (v.type) { | |
1124 | case FcTypeDouble: | |
1125 | *i = (int) v.u.d; | |
1126 | break; | |
1127 | case FcTypeInteger: | |
1128 | *i = v.u.i; | |
1129 | break; | |
1130 | default: | |
1131 | return FcResultTypeMismatch; | |
1132 | } | |
1133 | return FcResultMatch; | |
1134 | } | |
1135 | ||
1136 | FcResult | |
bff80114 | 1137 | FcPatternGetDouble (const FcPattern *p, const char *object, int id, double *d) |
24330d27 KP |
1138 | { |
1139 | FcValue v; | |
1140 | FcResult r; | |
1141 | ||
1142 | r = FcPatternGet (p, object, id, &v); | |
1143 | if (r != FcResultMatch) | |
1144 | return r; | |
1145 | switch (v.type) { | |
1146 | case FcTypeDouble: | |
1147 | *d = v.u.d; | |
1148 | break; | |
1149 | case FcTypeInteger: | |
1150 | *d = (double) v.u.i; | |
1151 | break; | |
1152 | default: | |
1153 | return FcResultTypeMismatch; | |
1154 | } | |
1155 | return FcResultMatch; | |
1156 | } | |
1157 | ||
1158 | FcResult | |
bff80114 | 1159 | FcPatternGetString (const FcPattern *p, const char *object, int id, FcChar8 ** s) |
24330d27 KP |
1160 | { |
1161 | FcValue v; | |
1162 | FcResult r; | |
1163 | ||
1164 | r = FcPatternGet (p, object, id, &v); | |
1165 | if (r != FcResultMatch) | |
1166 | return r; | |
1167 | if (v.type != FcTypeString) | |
1168 | return FcResultTypeMismatch; | |
e77c1718 | 1169 | |
4262e0b3 | 1170 | *s = (FcChar8 *) v.u.s; |
24330d27 KP |
1171 | return FcResultMatch; |
1172 | } | |
1173 | ||
1174 | FcResult | |
bff80114 | 1175 | FcPatternGetMatrix(const FcPattern *p, const char *object, int id, FcMatrix **m) |
24330d27 KP |
1176 | { |
1177 | FcValue v; | |
1178 | FcResult r; | |
1179 | ||
1180 | r = FcPatternGet (p, object, id, &v); | |
1181 | if (r != FcResultMatch) | |
1182 | return r; | |
1183 | if (v.type != FcTypeMatrix) | |
1184 | return FcResultTypeMismatch; | |
4262e0b3 | 1185 | *m = (FcMatrix *)v.u.m; |
24330d27 KP |
1186 | return FcResultMatch; |
1187 | } | |
1188 | ||
1189 | ||
1190 | FcResult | |
bff80114 | 1191 | FcPatternGetBool(const FcPattern *p, const char *object, int id, FcBool *b) |
24330d27 KP |
1192 | { |
1193 | FcValue v; | |
1194 | FcResult r; | |
1195 | ||
1196 | r = FcPatternGet (p, object, id, &v); | |
1197 | if (r != FcResultMatch) | |
1198 | return r; | |
1199 | if (v.type != FcTypeBool) | |
1200 | return FcResultTypeMismatch; | |
1201 | *b = v.u.b; | |
1202 | return FcResultMatch; | |
1203 | } | |
1204 | ||
1205 | FcResult | |
bff80114 | 1206 | FcPatternGetCharSet(const FcPattern *p, const char *object, int id, FcCharSet **c) |
24330d27 KP |
1207 | { |
1208 | FcValue v; | |
1209 | FcResult r; | |
1210 | ||
1211 | r = FcPatternGet (p, object, id, &v); | |
1212 | if (r != FcResultMatch) | |
1213 | return r; | |
1214 | if (v.type != FcTypeCharSet) | |
1215 | return FcResultTypeMismatch; | |
4262e0b3 | 1216 | *c = (FcCharSet *)v.u.c; |
24330d27 KP |
1217 | return FcResultMatch; |
1218 | } | |
1219 | ||
be094850 | 1220 | FcResult |
bff80114 | 1221 | FcPatternGetFTFace(const FcPattern *p, const char *object, int id, FT_Face *f) |
be094850 KP |
1222 | { |
1223 | FcValue v; | |
1224 | FcResult r; | |
1225 | ||
1226 | r = FcPatternGet (p, object, id, &v); | |
1227 | if (r != FcResultMatch) | |
1228 | return r; | |
1229 | if (v.type != FcTypeFTFace) | |
1230 | return FcResultTypeMismatch; | |
1231 | *f = (FT_Face) v.u.f; | |
1232 | return FcResultMatch; | |
1233 | } | |
1234 | ||
d8d73958 | 1235 | FcResult |
bff80114 | 1236 | FcPatternGetLangSet(const FcPattern *p, const char *object, int id, FcLangSet **ls) |
d8d73958 KP |
1237 | { |
1238 | FcValue v; | |
1239 | FcResult r; | |
1240 | ||
1241 | r = FcPatternGet (p, object, id, &v); | |
1242 | if (r != FcResultMatch) | |
1243 | return r; | |
1244 | if (v.type != FcTypeLangSet) | |
1245 | return FcResultTypeMismatch; | |
4262e0b3 | 1246 | *ls = (FcLangSet *)v.u.l; |
d8d73958 KP |
1247 | return FcResultMatch; |
1248 | } | |
1249 | ||
24330d27 | 1250 | FcPattern * |
bff80114 | 1251 | FcPatternDuplicate (const FcPattern *orig) |
24330d27 KP |
1252 | { |
1253 | FcPattern *new; | |
cd2ec1a9 | 1254 | FcPatternElt *e; |
24330d27 | 1255 | int i; |
cd2ec1a9 | 1256 | FcValueListPtr l; |
24330d27 KP |
1257 | |
1258 | new = FcPatternCreate (); | |
1259 | if (!new) | |
1260 | goto bail0; | |
1261 | ||
cd2ec1a9 PL |
1262 | e = FcPatternEltU(orig->elts); |
1263 | ||
24330d27 KP |
1264 | for (i = 0; i < orig->num; i++) |
1265 | { | |
cd2ec1a9 PL |
1266 | for (l = (e + i)->values; |
1267 | FcValueListPtrU(l); | |
1268 | l = FcValueListPtrU(l)->next) | |
1269 | if (!FcPatternAdd (new, FcObjectPtrU((e + i)->object), | |
9fe2bd7a PL |
1270 | FcValueCanonicalize(&FcValueListPtrU(l)->value), |
1271 | FcTrue)) | |
24330d27 KP |
1272 | goto bail1; |
1273 | } | |
1274 | ||
1275 | return new; | |
1276 | ||
1277 | bail1: | |
1278 | FcPatternDestroy (new); | |
1279 | bail0: | |
1280 | return 0; | |
1281 | } | |
1282 | ||
6f6563ed KP |
1283 | void |
1284 | FcPatternReference (FcPattern *p) | |
1285 | { | |
d8d73958 KP |
1286 | if (p->ref != FC_REF_CONSTANT) |
1287 | p->ref++; | |
6f6563ed KP |
1288 | } |
1289 | ||
24330d27 KP |
1290 | FcPattern * |
1291 | FcPatternVaBuild (FcPattern *orig, va_list va) | |
1292 | { | |
1293 | FcPattern *ret; | |
1294 | ||
1295 | FcPatternVapBuild (ret, orig, va); | |
1296 | return ret; | |
1297 | } | |
1298 | ||
1299 | FcPattern * | |
1300 | FcPatternBuild (FcPattern *orig, ...) | |
1301 | { | |
1302 | va_list va; | |
1303 | ||
1304 | va_start (va, orig); | |
1305 | FcPatternVapBuild (orig, orig, va); | |
1306 | va_end (va); | |
1307 | return orig; | |
1308 | } | |
4f27c1c0 KP |
1309 | |
1310 | /* | |
1311 | * Add all of the elements in 's' to 'p' | |
1312 | */ | |
1313 | FcBool | |
1314 | FcPatternAppend (FcPattern *p, FcPattern *s) | |
1315 | { | |
1316 | int i; | |
1317 | FcPatternElt *e; | |
cd2ec1a9 | 1318 | FcValueListPtr v; |
4f27c1c0 KP |
1319 | |
1320 | for (i = 0; i < s->num; i++) | |
1321 | { | |
cd2ec1a9 PL |
1322 | e = FcPatternEltU(s->elts)+i; |
1323 | for (v = e->values; FcValueListPtrU(v); | |
1324 | v = FcValueListPtrU(v)->next) | |
4f27c1c0 | 1325 | { |
cd2ec1a9 | 1326 | if (!FcPatternAddWithBinding (p, FcObjectPtrU(e->object), |
4262e0b3 | 1327 | FcValueCanonicalize(&FcValueListPtrU(v)->value), |
cd2ec1a9 | 1328 | FcValueListPtrU(v)->binding, FcTrue)) |
4f27c1c0 KP |
1329 | return FcFalse; |
1330 | } | |
1331 | } | |
1332 | return FcTrue; | |
1333 | } | |
1334 | ||
4262e0b3 | 1335 | #define OBJECT_HASH_SIZE 31 |
8245771d | 1336 | static struct objectBucket { |
4262e0b3 PL |
1337 | struct objectBucket *next; |
1338 | FcChar32 hash; | |
8245771d | 1339 | } *FcObjectBuckets[OBJECT_HASH_SIZE]; |
4262e0b3 | 1340 | |
9ede93f1 PL |
1341 | static FcBool |
1342 | FcStrHashed (const FcChar8 *name) | |
1343 | { | |
1344 | FcChar32 hash = FcStringHash (name); | |
1345 | struct objectBucket **p; | |
1346 | struct objectBucket *b; | |
1347 | ||
1348 | for (p = &FcObjectBuckets[hash % OBJECT_HASH_SIZE]; (b = *p); p = &(b->next)) | |
1349 | if (b->hash == hash && !strcmp ((char *)name, (char *) (b + 1))) | |
1350 | return FcTrue; | |
1351 | return FcFalse; | |
1352 | } | |
1353 | ||
8245771d PL |
1354 | const FcChar8 * |
1355 | FcStrStaticName (const FcChar8 *name) | |
4262e0b3 | 1356 | { |
8245771d PL |
1357 | FcChar32 hash = FcStringHash (name); |
1358 | struct objectBucket **p; | |
1359 | struct objectBucket *b; | |
1360 | int size; | |
4262e0b3 | 1361 | |
8245771d PL |
1362 | for (p = &FcObjectBuckets[hash % OBJECT_HASH_SIZE]; (b = *p); p = &(b->next)) |
1363 | if (b->hash == hash && !strcmp ((char *)name, (char *) (b + 1))) | |
1364 | return (FcChar8 *) (b + 1); | |
1365 | size = sizeof (struct objectBucket) + strlen ((char *)name) + 1; | |
23787a8f PL |
1366 | b = malloc (size + sizeof (int)); |
1367 | /* workaround glibc bug which reads strlen in groups of 4 */ | |
1368 | FcMemAlloc (FC_MEM_STATICSTR, size + sizeof (int)); | |
4262e0b3 PL |
1369 | if (!b) |
1370 | return NULL; | |
1371 | b->next = 0; | |
1372 | b->hash = hash; | |
8245771d | 1373 | strcpy ((char *) (b + 1), (char *)name); |
4262e0b3 | 1374 | *p = b; |
8245771d | 1375 | return (FcChar8 *) (b + 1); |
4262e0b3 PL |
1376 | } |
1377 | ||
1378 | static void | |
7f37423d | 1379 | FcStrStaticNameFini (void) |
cd2ec1a9 | 1380 | { |
4262e0b3 PL |
1381 | int i, size; |
1382 | struct objectBucket *b, *next; | |
1383 | char *name; | |
1384 | ||
1385 | for (i = 0; i < OBJECT_HASH_SIZE; i++) | |
cd2ec1a9 | 1386 | { |
4262e0b3 PL |
1387 | for (b = FcObjectBuckets[i]; b; b = next) |
1388 | { | |
1389 | next = b->next; | |
1390 | name = (char *) (b + 1); | |
1391 | size = sizeof (struct objectBucket) + strlen (name) + 1; | |
1392 | FcMemFree (FC_MEM_STATICSTR, size); | |
1393 | free (b); | |
1394 | } | |
1395 | FcObjectBuckets[i] = 0; | |
cd2ec1a9 PL |
1396 | } |
1397 | } | |
1398 | ||
4262e0b3 PL |
1399 | void |
1400 | FcPatternFini (void) | |
1401 | { | |
1402 | FcPatternBaseThawAll (); | |
1403 | FcValueListThawAll (); | |
7f37423d | 1404 | FcStrStaticNameFini (); |
4262e0b3 PL |
1405 | FcObjectStaticNameFini (); |
1406 | } | |
1407 | ||
cd2ec1a9 PL |
1408 | static FcPatternEltPtr |
1409 | FcPatternEltPtrCreateDynamic (FcPatternElt * e) | |
1410 | { | |
1411 | FcPatternEltPtr new; | |
4262e0b3 | 1412 | new.bank = FC_BANK_DYNAMIC; |
cd2ec1a9 PL |
1413 | new.u.dyn = e; |
1414 | return new; | |
1415 | } | |
1416 | ||
1417 | static FcPatternEltPtr | |
4262e0b3 | 1418 | FcPatternEltPtrCreateStatic (int bank, int i) |
cd2ec1a9 PL |
1419 | { |
1420 | FcPatternEltPtr new; | |
4262e0b3 | 1421 | new.bank = bank; |
cd2ec1a9 PL |
1422 | new.u.stat = i; |
1423 | return new; | |
1424 | } | |
1425 | ||
4262e0b3 PL |
1426 | static void |
1427 | FcStrNewBank (void); | |
1428 | static int | |
8245771d | 1429 | FcStrNeededBytes (const FcChar8 * s); |
7fd7221e PL |
1430 | static int |
1431 | FcStrNeededBytesAlign (void); | |
4262e0b3 PL |
1432 | static void * |
1433 | FcStrDistributeBytes (FcCache * metadata, void * block_ptr); | |
8245771d PL |
1434 | static const FcChar8 * |
1435 | FcStrSerialize (int bank, const FcChar8 * s); | |
4262e0b3 | 1436 | static void * |
61571f3f | 1437 | FcStrUnserialize (FcCache * metadata, void *block_ptr); |
4262e0b3 PL |
1438 | |
1439 | static void | |
1440 | FcValueListNewBank (void); | |
1441 | static int | |
1442 | FcValueListNeededBytes (FcValueList * vl); | |
7fd7221e PL |
1443 | static int |
1444 | FcValueListNeededBytesAlign (void); | |
4262e0b3 PL |
1445 | static void * |
1446 | FcValueListDistributeBytes (FcCache * metadata, void *block_ptr); | |
1447 | static FcValueListPtr | |
1448 | FcValueListSerialize(int bank, FcValueList *pi); | |
1449 | static void * | |
61571f3f | 1450 | FcValueListUnserialize (FcCache * metadata, void *block_ptr); |
cd2ec1a9 | 1451 | |
cd2ec1a9 PL |
1452 | |
1453 | void | |
4262e0b3 | 1454 | FcPatternNewBank (void) |
cd2ec1a9 | 1455 | { |
cd2ec1a9 | 1456 | fcpattern_count = 0; |
cd2ec1a9 | 1457 | fcpatternelt_count = 0; |
cd2ec1a9 | 1458 | |
4262e0b3 PL |
1459 | FcStrNewBank(); |
1460 | FcValueListNewBank(); | |
cd2ec1a9 PL |
1461 | } |
1462 | ||
4262e0b3 PL |
1463 | int |
1464 | FcPatternNeededBytes (FcPattern * p) | |
cd2ec1a9 | 1465 | { |
4262e0b3 | 1466 | int i, cum = 0, c; |
cd2ec1a9 PL |
1467 | |
1468 | fcpattern_count++; | |
1469 | fcpatternelt_count += p->num; | |
1470 | ||
1471 | for (i = 0; i < p->num; i++) | |
1472 | { | |
4262e0b3 PL |
1473 | c = FcValueListNeededBytes (FcValueListPtrU |
1474 | (((FcPatternEltU(p->elts)+i)->values))); | |
1475 | if (c < 0) | |
1476 | return c; | |
1477 | cum += c; | |
cd2ec1a9 PL |
1478 | } |
1479 | ||
4262e0b3 | 1480 | return cum + sizeof (FcPattern) + sizeof(FcPatternElt)*p->num; |
cd2ec1a9 PL |
1481 | } |
1482 | ||
7fd7221e PL |
1483 | int |
1484 | FcPatternNeededBytesAlign (void) | |
1485 | { | |
44415a07 | 1486 | return fc_alignof (FcPattern) + fc_alignof (FcPatternElt) + |
7fd7221e PL |
1487 | FcValueListNeededBytesAlign (); |
1488 | } | |
1489 | ||
4262e0b3 PL |
1490 | static FcBool |
1491 | FcPatternEnsureBank (int bi) | |
cd2ec1a9 | 1492 | { |
4262e0b3 PL |
1493 | FcPattern **pp; |
1494 | FcPatternElt **ep; | |
1495 | int i; | |
cd2ec1a9 | 1496 | |
81fe99fd | 1497 | if (!_fcPatterns || fcpattern_bank_count <= bi) |
cd2ec1a9 | 1498 | { |
4262e0b3 | 1499 | int new_count = bi + 4; |
81fe99fd | 1500 | pp = realloc (_fcPatterns, sizeof (FcPattern *) * new_count); |
4262e0b3 PL |
1501 | if (!pp) |
1502 | return 0; | |
cd2ec1a9 | 1503 | |
4262e0b3 | 1504 | FcMemAlloc (FC_MEM_PATTERN, sizeof (FcPattern *) * new_count); |
81fe99fd | 1505 | _fcPatterns = pp; |
4262e0b3 | 1506 | |
81fe99fd | 1507 | ep = realloc (_fcPatternElts, sizeof (FcPatternElt *) * new_count); |
4262e0b3 PL |
1508 | if (!ep) |
1509 | return 0; | |
1510 | ||
1511 | FcMemAlloc (FC_MEM_PATELT, sizeof (FcPatternElt *) * new_count); | |
81fe99fd | 1512 | _fcPatternElts = ep; |
4262e0b3 PL |
1513 | |
1514 | for (i = fcpattern_bank_count; i < new_count; i++) | |
cd2ec1a9 | 1515 | { |
81fe99fd PL |
1516 | _fcPatterns[i] = 0; |
1517 | _fcPatternElts[i] = 0; | |
cd2ec1a9 | 1518 | } |
4262e0b3 PL |
1519 | |
1520 | fcpattern_bank_count = new_count; | |
cd2ec1a9 | 1521 | } |
4262e0b3 PL |
1522 | |
1523 | FcMemAlloc (FC_MEM_PATTERN, sizeof (FcPattern) * fcpattern_count); | |
cd2ec1a9 PL |
1524 | return FcTrue; |
1525 | } | |
1526 | ||
4262e0b3 PL |
1527 | void * |
1528 | FcPatternDistributeBytes (FcCache * metadata, void * block_ptr) | |
1529 | { | |
1530 | int bi = FcCacheBankToIndex(metadata->bank); | |
1531 | ||
1532 | if (!FcPatternEnsureBank(bi)) | |
1533 | return 0; | |
1534 | ||
1535 | fcpattern_ptr = 0; | |
7fd7221e | 1536 | block_ptr = ALIGN(block_ptr, FcPattern); |
81fe99fd | 1537 | _fcPatterns[bi] = (FcPattern *)block_ptr; |
4262e0b3 PL |
1538 | block_ptr = (void *)((char *)block_ptr + |
1539 | (sizeof (FcPattern) * fcpattern_count)); | |
1540 | ||
1541 | FcMemAlloc (FC_MEM_PATELT, sizeof (FcPatternElt) * fcpatternelt_count); | |
1542 | fcpatternelt_ptr = 0; | |
7fd7221e | 1543 | block_ptr = ALIGN(block_ptr, FcPatternElt); |
81fe99fd | 1544 | _fcPatternElts[bi] = (FcPatternElt *)block_ptr; |
4262e0b3 PL |
1545 | block_ptr = (void *)((char *)block_ptr + |
1546 | (sizeof (FcPatternElt) * fcpatternelt_count)); | |
1547 | ||
1548 | metadata->pattern_count = fcpattern_count; | |
1549 | metadata->patternelt_count = fcpatternelt_count; | |
1550 | ||
1551 | block_ptr = FcStrDistributeBytes (metadata, block_ptr); | |
1552 | block_ptr = FcValueListDistributeBytes (metadata, block_ptr); | |
1553 | return block_ptr; | |
1554 | } | |
1555 | ||
cd2ec1a9 | 1556 | FcPattern * |
4262e0b3 | 1557 | FcPatternSerialize (int bank, FcPattern *old) |
cd2ec1a9 PL |
1558 | { |
1559 | FcPattern *p; | |
1560 | FcPatternElt *e, *nep; | |
1561 | FcValueList * nv; | |
1562 | FcValueListPtr v, nv_head, nvp; | |
4262e0b3 | 1563 | int i, elts, bi = FcCacheBankToIndex(bank); |
cd2ec1a9 | 1564 | |
81fe99fd | 1565 | p = &_fcPatterns[bi][fcpattern_ptr++]; |
4262e0b3 | 1566 | p->bank = bank; |
cd2ec1a9 | 1567 | elts = fcpatternelt_ptr; |
81fe99fd | 1568 | nep = &_fcPatternElts[bi][elts]; |
cd2ec1a9 PL |
1569 | if (!nep) |
1570 | return FcFalse; | |
212c9f43 | 1571 | |
cd2ec1a9 | 1572 | fcpatternelt_ptr += old->num; |
212c9f43 | 1573 | |
cd2ec1a9 PL |
1574 | for (e = FcPatternEltU(old->elts), i=0; i < old->num; i++, e++) |
1575 | { | |
1576 | v = e->values; | |
4262e0b3 | 1577 | nvp = nv_head = FcValueListSerialize(bank, FcValueListPtrU(v)); |
cd2ec1a9 | 1578 | if (!FcValueListPtrU(nv_head)) |
4262e0b3 | 1579 | return 0; |
cd2ec1a9 PL |
1580 | nv = FcValueListPtrU(nvp); |
1581 | ||
1582 | for (; | |
1583 | FcValueListPtrU(v); | |
1584 | v = FcValueListPtrU(v)->next, | |
1585 | nv = FcValueListPtrU(nv->next)) | |
1586 | { | |
1587 | ||
1588 | if (FcValueListPtrU(FcValueListPtrU(v)->next)) | |
1589 | { | |
1590 | nvp = FcValueListSerialize | |
4262e0b3 | 1591 | (bank, FcValueListPtrU(FcValueListPtrU(v)->next)); |
cd2ec1a9 PL |
1592 | nv->next = nvp; |
1593 | } | |
1594 | } | |
1595 | ||
1596 | nep[i].values = nv_head; | |
7f37423d | 1597 | nep[i].object = e->object; |
cd2ec1a9 | 1598 | } |
212c9f43 PL |
1599 | |
1600 | p->elts = old->elts; | |
4262e0b3 | 1601 | p->elts = FcPatternEltPtrCreateStatic(bank, elts); |
cd2ec1a9 | 1602 | p->size = old->num; |
212c9f43 | 1603 | p->num = old->num; |
cd2ec1a9 PL |
1604 | p->ref = FC_REF_CONSTANT; |
1605 | return p; | |
212c9f43 PL |
1606 | } |
1607 | ||
7f37423d | 1608 | void * |
61571f3f | 1609 | FcPatternUnserialize (FcCache * metadata, void *block_ptr) |
212c9f43 | 1610 | { |
61571f3f | 1611 | int bi = FcCacheBankToIndex(metadata->bank); |
4262e0b3 | 1612 | if (!FcPatternEnsureBank(bi)) |
212c9f43 | 1613 | return FcFalse; |
212c9f43 | 1614 | |
61571f3f | 1615 | FcMemAlloc (FC_MEM_PATTERN, sizeof (FcPattern) * metadata->pattern_count); |
7fd7221e | 1616 | block_ptr = ALIGN(block_ptr, FcPattern); |
81fe99fd | 1617 | _fcPatterns[bi] = (FcPattern *)block_ptr; |
4262e0b3 | 1618 | block_ptr = (void *)((char *)block_ptr + |
61571f3f | 1619 | (sizeof (FcPattern) * metadata->pattern_count)); |
4262e0b3 PL |
1620 | |
1621 | FcMemAlloc (FC_MEM_PATELT, | |
61571f3f | 1622 | sizeof (FcPatternElt) * metadata->patternelt_count); |
7fd7221e | 1623 | block_ptr = ALIGN(block_ptr, FcPatternElt); |
81fe99fd | 1624 | _fcPatternElts[bi] = (FcPatternElt *)block_ptr; |
4262e0b3 | 1625 | block_ptr = (void *)((char *)block_ptr + |
61571f3f | 1626 | (sizeof (FcPatternElt) * metadata->patternelt_count)); |
4262e0b3 PL |
1627 | |
1628 | block_ptr = FcStrUnserialize (metadata, block_ptr); | |
1629 | block_ptr = FcValueListUnserialize (metadata, block_ptr); | |
1630 | ||
7f37423d | 1631 | return block_ptr; |
212c9f43 PL |
1632 | } |
1633 | ||
4262e0b3 PL |
1634 | static void |
1635 | FcValueListNewBank (void) | |
212c9f43 | 1636 | { |
4262e0b3 PL |
1637 | fcvaluelist_count = 0; |
1638 | ||
1639 | FcCharSetNewBank(); | |
1640 | FcLangSetNewBank(); | |
1641 | } | |
212c9f43 | 1642 | |
4262e0b3 PL |
1643 | static int |
1644 | FcValueListNeededBytes (FcValueList *p) | |
1645 | { | |
1646 | FcValueList *vl; | |
1647 | int cum = 0; | |
212c9f43 | 1648 | |
4262e0b3 PL |
1649 | for (vl = p; |
1650 | vl; | |
1651 | vl = FcValueListPtrU(vl->next)) | |
212c9f43 | 1652 | { |
bb6b1993 PL |
1653 | /* unserialize just in case */ |
1654 | FcValue v = FcValueCanonicalize(&vl->value); | |
4262e0b3 PL |
1655 | |
1656 | switch (v.type) | |
1657 | { | |
1658 | case FcTypeCharSet: | |
1659 | cum += FcCharSetNeededBytes(v.u.c); | |
1660 | break; | |
1661 | case FcTypeLangSet: | |
1662 | cum += FcLangSetNeededBytes(v.u.l); | |
1663 | break; | |
1664 | case FcTypeString: | |
1665 | cum += FcStrNeededBytes(v.u.s); | |
1666 | default: | |
1667 | break; | |
1668 | } | |
1669 | fcvaluelist_count++; | |
1670 | cum += sizeof (FcValueList); | |
212c9f43 | 1671 | } |
4262e0b3 PL |
1672 | |
1673 | return cum; | |
212c9f43 PL |
1674 | } |
1675 | ||
7fd7221e PL |
1676 | static int |
1677 | FcValueListNeededBytesAlign (void) | |
1678 | { | |
1679 | return FcCharSetNeededBytesAlign() + FcLangSetNeededBytesAlign() + | |
44415a07 | 1680 | FcStrNeededBytesAlign() + fc_alignof (FcValueList); |
7fd7221e PL |
1681 | } |
1682 | ||
4262e0b3 PL |
1683 | static FcBool |
1684 | FcValueListEnsureBank (int bi) | |
212c9f43 | 1685 | { |
4262e0b3 PL |
1686 | FcValueList **pvl; |
1687 | ||
81fe99fd | 1688 | if (!_fcValueLists || fcvaluelist_bank_count <= bi) |
4262e0b3 PL |
1689 | { |
1690 | int new_count = bi + 2, i; | |
1691 | ||
81fe99fd | 1692 | pvl = realloc (_fcValueLists, sizeof (FcValueList *) * new_count); |
4262e0b3 PL |
1693 | if (!pvl) |
1694 | return FcFalse; | |
212c9f43 | 1695 | |
4262e0b3 PL |
1696 | FcMemAlloc (FC_MEM_VALLIST, sizeof (FcValueList *) * new_count); |
1697 | ||
81fe99fd | 1698 | _fcValueLists = pvl; |
4262e0b3 | 1699 | for (i = fcvaluelist_bank_count; i < new_count; i++) |
81fe99fd | 1700 | _fcValueLists[i] = 0; |
4262e0b3 PL |
1701 | |
1702 | fcvaluelist_bank_count = new_count; | |
1703 | } | |
212c9f43 PL |
1704 | return FcTrue; |
1705 | } | |
1706 | ||
4262e0b3 PL |
1707 | static void * |
1708 | FcValueListDistributeBytes (FcCache * metadata, void *block_ptr) | |
212c9f43 | 1709 | { |
4262e0b3 | 1710 | int bi = FcCacheBankToIndex(metadata->bank); |
212c9f43 | 1711 | |
4262e0b3 PL |
1712 | if (!FcValueListEnsureBank(bi)) |
1713 | return 0; | |
212c9f43 | 1714 | |
4262e0b3 PL |
1715 | FcMemAlloc (FC_MEM_VALLIST, sizeof (FcValueList) * fcvaluelist_count); |
1716 | fcvaluelist_ptr = 0; | |
7fd7221e | 1717 | block_ptr = ALIGN(block_ptr, FcValueList); |
81fe99fd | 1718 | _fcValueLists[bi] = (FcValueList *)block_ptr; |
4262e0b3 PL |
1719 | block_ptr = (void *)((char *)block_ptr + |
1720 | (sizeof (FcValueList) * fcvaluelist_count)); | |
1721 | metadata->valuelist_count = fcvaluelist_count; | |
1722 | ||
1723 | block_ptr = FcCharSetDistributeBytes(metadata, block_ptr); | |
1724 | block_ptr = FcLangSetDistributeBytes(metadata, block_ptr); | |
1725 | ||
1726 | return block_ptr; | |
212c9f43 | 1727 | } |
cd2ec1a9 | 1728 | |
4262e0b3 PL |
1729 | static FcValueListPtr |
1730 | FcValueListSerialize(int bank, FcValueList *pi) | |
cd2ec1a9 PL |
1731 | { |
1732 | FcValueListPtr new; | |
1733 | FcValue * v; | |
4262e0b3 | 1734 | int bi = FcCacheBankToIndex(bank); |
cd2ec1a9 | 1735 | |
4262e0b3 | 1736 | if (!pi) |
cd2ec1a9 | 1737 | { |
4262e0b3 PL |
1738 | new.bank = FC_BANK_DYNAMIC; |
1739 | new.u.dyn = 0; | |
1740 | return new; | |
cd2ec1a9 PL |
1741 | } |
1742 | ||
81fe99fd | 1743 | _fcValueLists[bi][fcvaluelist_ptr] = *pi; |
4262e0b3 | 1744 | new.bank = bank; |
cd2ec1a9 | 1745 | new.u.stat = fcvaluelist_ptr++; |
81fe99fd PL |
1746 | _fcValueLists[bi][new.u.stat].value = FcValueCanonicalize (&pi->value); |
1747 | v = &_fcValueLists[bi][new.u.stat].value; | |
cd2ec1a9 PL |
1748 | switch (v->type) |
1749 | { | |
1750 | case FcTypeString: | |
4262e0b3 | 1751 | if (v->u.s) |
cd2ec1a9 | 1752 | { |
8245771d | 1753 | const FcChar8 * s = FcStrSerialize(bank, v->u.s); |
4262e0b3 | 1754 | if (!s) |
cd2ec1a9 | 1755 | return FcValueListPtrCreateDynamic(pi); |
8245771d | 1756 | v->u.s_off = s - (const FcChar8 *)v; |
4262e0b3 | 1757 | v->type |= FC_STORAGE_STATIC; |
cd2ec1a9 PL |
1758 | } |
1759 | break; | |
1760 | case FcTypeMatrix: | |
cd2ec1a9 PL |
1761 | break; |
1762 | case FcTypeCharSet: | |
4262e0b3 | 1763 | if (v->u.c) |
cd2ec1a9 | 1764 | { |
4262e0b3 PL |
1765 | FcCharSet * c = FcCharSetSerialize(bank, (FcCharSet *)v->u.c); |
1766 | if (!c) | |
cd2ec1a9 | 1767 | return FcValueListPtrCreateDynamic(pi); |
4262e0b3 PL |
1768 | v->u.c_off = (char *)c - (char *)v; |
1769 | v->type |= FC_STORAGE_STATIC; | |
cd2ec1a9 PL |
1770 | } |
1771 | break; | |
1772 | case FcTypeLangSet: | |
4262e0b3 | 1773 | if (v->u.l) |
cd2ec1a9 | 1774 | { |
4262e0b3 PL |
1775 | FcLangSet * l = FcLangSetSerialize(bank, (FcLangSet *)v->u.l); |
1776 | if (!l) | |
cd2ec1a9 | 1777 | return FcValueListPtrCreateDynamic(pi); |
4262e0b3 PL |
1778 | v->u.l_off = (char *)l - (char *)v; |
1779 | v->type |= FC_STORAGE_STATIC; | |
cd2ec1a9 PL |
1780 | } |
1781 | break; | |
1782 | default: | |
1783 | break; | |
1784 | } | |
1785 | return new; | |
1786 | } | |
1787 | ||
4262e0b3 | 1788 | static void * |
61571f3f | 1789 | FcValueListUnserialize (FcCache * metadata, void *block_ptr) |
212c9f43 | 1790 | { |
61571f3f | 1791 | int bi = FcCacheBankToIndex(metadata->bank); |
212c9f43 | 1792 | |
4262e0b3 PL |
1793 | if (!FcValueListEnsureBank(bi)) |
1794 | return 0; | |
212c9f43 | 1795 | |
4262e0b3 | 1796 | FcMemAlloc (FC_MEM_VALLIST, |
61571f3f | 1797 | sizeof (FcValueList) * metadata->valuelist_count); |
7fd7221e | 1798 | block_ptr = ALIGN(block_ptr, FcValueList); |
81fe99fd | 1799 | _fcValueLists[bi] = (FcValueList *)block_ptr; |
4262e0b3 | 1800 | block_ptr = (void *)((char *)block_ptr + |
61571f3f | 1801 | (sizeof (FcValueList) * metadata->valuelist_count)); |
212c9f43 | 1802 | |
4262e0b3 PL |
1803 | block_ptr = FcCharSetUnserialize(metadata, block_ptr); |
1804 | block_ptr = FcLangSetUnserialize(metadata, block_ptr); | |
1805 | ||
1806 | return block_ptr; | |
212c9f43 PL |
1807 | } |
1808 | ||
cd2ec1a9 PL |
1809 | FcValueListPtr |
1810 | FcValueListPtrCreateDynamic(FcValueList * p) | |
1811 | { | |
1812 | FcValueListPtr r; | |
1813 | ||
4262e0b3 | 1814 | r.bank = FC_BANK_DYNAMIC; |
cd2ec1a9 PL |
1815 | r.u.dyn = p; |
1816 | return r; | |
4f27c1c0 | 1817 | } |
0fa680f0 | 1818 | |
8245771d | 1819 | static FcChar8 ** static_strs; |
4262e0b3 | 1820 | static int static_str_bank_count = 0, fcstr_ptr, fcstr_count; |
0fa680f0 | 1821 | |
4262e0b3 | 1822 | static struct objectBucket *FcStrBuckets[OBJECT_HASH_SIZE]; |
0fa680f0 | 1823 | |
4262e0b3 PL |
1824 | static void |
1825 | FcStrNewBank (void) | |
0fa680f0 | 1826 | { |
4262e0b3 PL |
1827 | int i, size; |
1828 | struct objectBucket *b, *next; | |
1829 | char *name; | |
0fa680f0 | 1830 | |
4262e0b3 | 1831 | for (i = 0; i < OBJECT_HASH_SIZE; i++) |
0fa680f0 | 1832 | { |
4262e0b3 | 1833 | for (b = FcStrBuckets[i]; b; b = next) |
0fa680f0 | 1834 | { |
4262e0b3 PL |
1835 | next = b->next; |
1836 | name = (char *) (b + 1); | |
1837 | size = sizeof (struct objectBucket) + strlen (name) + 1; | |
1838 | FcMemFree (FC_MEM_STATICSTR, size); | |
1839 | free (b); | |
0fa680f0 | 1840 | } |
4262e0b3 | 1841 | FcStrBuckets[i] = 0; |
0fa680f0 PL |
1842 | } |
1843 | ||
4262e0b3 PL |
1844 | fcstr_count = 0; |
1845 | } | |
0fa680f0 | 1846 | |
4262e0b3 | 1847 | static int |
8245771d | 1848 | FcStrNeededBytes (const FcChar8 * s) |
4262e0b3 PL |
1849 | { |
1850 | FcChar32 hash = FcStringHash ((const FcChar8 *) s); | |
1851 | struct objectBucket **p; | |
1852 | struct objectBucket *b; | |
1853 | int size; | |
986e3597 | 1854 | FcChar8 *const null = 0; |
0fa680f0 | 1855 | |
4262e0b3 | 1856 | for (p = &FcStrBuckets[hash % OBJECT_HASH_SIZE]; (b = *p); p = &(b->next)) |
8245771d | 1857 | if (b->hash == hash && !strcmp ((char *)s, (char *) (b + 1))) |
4262e0b3 | 1858 | return 0; |
8245771d | 1859 | size = sizeof (struct objectBucket) + strlen ((char *)s) + 1 + sizeof(char *); |
0fa680f0 | 1860 | b = malloc (size); |
0fa680f0 | 1861 | FcMemAlloc (FC_MEM_STATICSTR, size); |
4262e0b3 PL |
1862 | if (!b) |
1863 | return -1; | |
0fa680f0 PL |
1864 | b->next = 0; |
1865 | b->hash = hash; | |
8245771d | 1866 | strcpy ((char *) (b + 1), (char *)s); |
7fd7221e PL |
1867 | |
1868 | /* Yes, the following line is convoluted. However, it is | |
1869 | * incorrect to replace the with a memset, because the C | |
1870 | * specification doesn't guarantee that the null pointer is | |
1871 | * the same as the zero bit pattern. */ | |
986e3597 PL |
1872 | /* Misaligned pointers are not guaranteed to work, either! */ |
1873 | memcpy (((char *) (b + 1) + strlen((char *)s) + 1), &null, sizeof (null)); | |
0fa680f0 | 1874 | *p = b; |
0fa680f0 | 1875 | |
8245771d PL |
1876 | fcstr_count += strlen((char *)s) + 1; |
1877 | return strlen((char *)s) + 1; | |
0fa680f0 PL |
1878 | } |
1879 | ||
7fd7221e PL |
1880 | static int |
1881 | FcStrNeededBytesAlign (void) | |
1882 | { | |
44415a07 | 1883 | return fc_alignof (char); |
7fd7221e PL |
1884 | } |
1885 | ||
0fa680f0 | 1886 | static FcBool |
4262e0b3 | 1887 | FcStrEnsureBank (int bi) |
0fa680f0 | 1888 | { |
8245771d | 1889 | FcChar8 ** ss; |
0fa680f0 | 1890 | |
4262e0b3 | 1891 | if (!static_strs || static_str_bank_count <= bi) |
0fa680f0 | 1892 | { |
4262e0b3 PL |
1893 | int new_count = bi + 4, i; |
1894 | ss = realloc (static_strs, sizeof (const char *) * new_count); | |
1895 | if (!ss) | |
1896 | return FcFalse; | |
0fa680f0 | 1897 | |
4262e0b3 PL |
1898 | FcMemAlloc (FC_MEM_STRING, sizeof (const char *) * (new_count-static_str_bank_count)); |
1899 | static_strs = ss; | |
0fa680f0 | 1900 | |
4262e0b3 PL |
1901 | for (i = static_str_bank_count; i < new_count; i++) |
1902 | static_strs[i] = 0; | |
1903 | static_str_bank_count = new_count; | |
0fa680f0 | 1904 | } |
0fa680f0 | 1905 | return FcTrue; |
0fa680f0 PL |
1906 | } |
1907 | ||
4262e0b3 PL |
1908 | static void * |
1909 | FcStrDistributeBytes (FcCache * metadata, void * block_ptr) | |
0fa680f0 | 1910 | { |
4262e0b3 PL |
1911 | int bi = FcCacheBankToIndex(metadata->bank); |
1912 | if (!FcStrEnsureBank(bi)) | |
1913 | return 0; | |
0fa680f0 | 1914 | |
4262e0b3 | 1915 | FcMemAlloc (FC_MEM_STRING, sizeof (char) * fcstr_count); |
7fd7221e | 1916 | block_ptr = ALIGN (block_ptr, FcChar8); |
8245771d | 1917 | static_strs[bi] = (FcChar8 *)block_ptr; |
4262e0b3 PL |
1918 | block_ptr = (void *)((char *)block_ptr + (sizeof (char) * fcstr_count)); |
1919 | metadata->str_count = fcstr_count; | |
1920 | fcstr_ptr = 0; | |
0fa680f0 | 1921 | |
4262e0b3 | 1922 | return block_ptr; |
0fa680f0 | 1923 | } |
e1b9d091 | 1924 | |
8245771d PL |
1925 | static const FcChar8 * |
1926 | FcStrSerialize (int bank, const FcChar8 * s) | |
212c9f43 | 1927 | { |
4262e0b3 PL |
1928 | FcChar32 hash = FcStringHash ((const FcChar8 *) s); |
1929 | struct objectBucket **p; | |
1930 | struct objectBucket *b; | |
1931 | int bi = FcCacheBankToIndex(bank); | |
212c9f43 | 1932 | |
4262e0b3 | 1933 | for (p = &FcStrBuckets[hash % OBJECT_HASH_SIZE]; (b = *p); p = &(b->next)) |
8245771d | 1934 | if (b->hash == hash && !strcmp ((char *)s, (char *) (b + 1))) |
4262e0b3 | 1935 | { |
986e3597 PL |
1936 | FcChar8 * t; |
1937 | memcpy (&t, ((FcChar8 *)(b + 1)) + strlen ((char *)s) + 1, sizeof (FcChar8 *)); | |
4262e0b3 PL |
1938 | if (!t) |
1939 | { | |
8245771d | 1940 | strcpy((char *)(static_strs[bi] + fcstr_ptr), (char *)s); |
986e3597 PL |
1941 | t = static_strs[bi] + fcstr_ptr; |
1942 | memcpy ((FcChar8 *) (b + 1) + strlen((char *)s) + 1, &t, sizeof (FcChar8 *)); | |
8245771d | 1943 | fcstr_ptr += strlen((char *)s) + 1; |
986e3597 | 1944 | memcpy (&t, ((FcChar8 *)(b + 1)) + strlen ((char *)s) + 1, sizeof (FcChar8 *)); |
4262e0b3 PL |
1945 | } |
1946 | return t; | |
1947 | } | |
1948 | return 0; | |
212c9f43 PL |
1949 | } |
1950 | ||
4262e0b3 | 1951 | static void * |
61571f3f | 1952 | FcStrUnserialize (FcCache * metadata, void *block_ptr) |
212c9f43 | 1953 | { |
61571f3f | 1954 | int bi = FcCacheBankToIndex(metadata->bank); |
4262e0b3 PL |
1955 | if (!FcStrEnsureBank(bi)) |
1956 | return 0; | |
212c9f43 | 1957 | |
61571f3f | 1958 | FcMemAlloc (FC_MEM_STRING, sizeof (char) * metadata->str_count); |
1c5b6345 | 1959 | block_ptr = ALIGN (block_ptr, FcChar8); |
8245771d | 1960 | static_strs[bi] = (FcChar8 *)block_ptr; |
4262e0b3 | 1961 | block_ptr = (void *)((char *)block_ptr + |
61571f3f | 1962 | (sizeof (char) * metadata->str_count)); |
e1b9d091 | 1963 | |
4262e0b3 | 1964 | return block_ptr; |
e1b9d091 | 1965 | } |