#include <assert.h>
#include "fcint.h"
-static FcPattern ** fcpatterns = 0;
+static FcPattern ** _fcPatterns = 0;
static int fcpattern_bank_count = 0, fcpattern_ptr, fcpattern_count;
-static FcPatternElt ** fcpatternelts = 0;
+FcPatternElt ** _fcPatternElts = 0;
static int fcpatternelt_ptr, fcpatternelt_count;
-static FcValueList ** fcvaluelists = 0;
+FcValueList ** _fcValueLists = 0;
static int fcvaluelist_bank_count = 0, fcvaluelist_ptr, fcvaluelist_count;
static FcPatternEltPtr
FcPatternEltPtrCreateDynamic (FcPatternElt * e);
+static FcBool
+FcStrHashed (const FcChar8 *name);
+
+static const char *
+FcPatternFindFullFname (const FcPattern *p);
+
+/* If you are trying to duplicate an FcPattern which will be used for
+ * rendering, be aware that (internally) you also have to use
+ * FcPatternTransferFullFname to transfer the associated filename. If
+ * you are copying the font (externally) using FcPatternGetString,
+ * then everything's fine; this caveat only applies if you're copying
+ * the bits individually. */
FcPattern *
FcPatternCreate (void)
{
switch (v.type) {
case FcTypeString:
- FcStrFree ((FcChar8 *) v.u.s);
+ if (!FcStrHashed (v.u.s))
+ FcStrFree ((FcChar8 *) v.u.s);
break;
case FcTypeMatrix:
FcMatrixFree ((FcMatrix *) v.u.m);
{
switch (FcValueListPtrU(l)->value.type) {
case FcTypeString:
- FcStrFree ((FcChar8 *)FcValueListPtrU(l)->value.u.s);
+ if (!FcStrHashed ((FcChar8 *)FcValueListPtrU(l)->value.u.s))
+ FcStrFree ((FcChar8 *)FcValueListPtrU(l)->value.u.s);
break;
case FcTypeMatrix:
FcMatrixFree ((FcMatrix *)FcValueListPtrU(l)->value.u.m);
if (p->ref == FC_REF_CONSTANT || --p->ref > 0)
return;
+ if (FcPatternFindFullFname (p))
+ {
+ FcStrFree ((FcChar8 *)FcPatternFindFullFname (p));
+ FcPatternAddFullFname (p, 0);
+ }
+
for (i = 0; i < p->num; i++)
FcValueListDestroy ((FcPatternEltU(p->elts)+i)->values);
(FcPatternEltU(b->elts)+i)->object;
}
+ if (FcPatternFindElt (b, FC_FILE))
+ FcPatternTransferFullFname (ep, b);
+
ent->hash = hash;
ent->next = *bucket;
*bucket = ent;
if (!FcValueListPtrU((FcPatternEltU(p->elts)+i)->values))
goto bail;
}
+
+ if (FcPatternFindElt (p, FC_FILE))
+ FcPatternTransferFullFname (b, p);
+
/*
* Freeze base
*/
{
FcPatternElt *e;
FcValueListPtr new, *prev;
- FcValueList * newp;
+ FcValueList *newp;
+ FcObjectPtr objectPtr;
if (p->ref == FC_REF_CONSTANT)
goto bail0;
if (value.type == FcTypeVoid)
goto bail1;
+ /* quick and dirty hack to enable FcCompareFamily/FcCompareString
+ * speedup: only allow strings to be added under the FC_FAMILY,
+ * FC_FOUNDRY, FC_STYLE, FC_RASTERIZER keys.
+ * and charsets under FC_CHARSET key.
+ * This is slightly semantically different from the old behaviour,
+ * but fonts shouldn't be getting non-strings here anyway.
+ * a better hack would use FcBaseObjectTypes to check all objects. */
+ objectPtr = FcObjectToPtr(object);
+ if ((objectPtr == FcObjectToPtr(FC_FAMILY)
+ || objectPtr == FcObjectToPtr(FC_FOUNDRY)
+ || objectPtr == FcObjectToPtr(FC_STYLE)
+ || objectPtr == FcObjectToPtr(FC_RASTERIZER))
+ && value.type != FcTypeString)
+ goto bail1;
+ if (objectPtr == FcObjectToPtr(FC_CHARSET)
+ && value.type != FcTypeCharSet)
+ goto bail1;
+
FcValueListPtrU(new)->value = value;
FcValueListPtrU(new)->binding = binding;
FcValueListPtrU(new)->next = FcValueListPtrCreateDynamic(0);
{
FcValue v;
+ if (!s)
+ {
+ v.type = FcTypeVoid;
+ v.u.s = 0;
+ return FcPatternAdd (p, object, v, FcTrue);
+ }
+
v.type = FcTypeString;
v.u.s = FcStrStaticName(s);
return FcPatternAdd (p, object, v, FcTrue);
return r;
if (v.type != FcTypeString)
return FcResultTypeMismatch;
+
+ if (FcObjectToPtr(object) == FcObjectToPtr(FC_FILE))
+ {
+ const char *fn, *fpath;
+ FcChar8 *fname;
+ int size;
+
+ fn = FcPatternFindFullFname(p);
+ if (fn)
+ {
+ *s = (FcChar8 *) fn;
+ return FcResultMatch;
+ }
+
+ if (!p->bank)
+ {
+ *s = (FcChar8 *) v.u.s;
+ return FcResultMatch;
+ }
+
+ fpath = FcCacheFindBankDir (p->bank);
+ size = strlen((char*)fpath) + 1 + strlen ((char *)v.u.s) + 1;
+ fname = malloc (size);
+ if (!fname)
+ return FcResultOutOfMemory;
+
+ FcMemAlloc (FC_MEM_STRING, size);
+ strcpy ((char *)fname, (char *)fpath);
+ strcat ((char *)fname, "/");
+ strcat ((char *)fname, (char *)v.u.s);
+
+ FcPatternAddFullFname (p, (const char *)fname);
+ *s = (FcChar8 *)fname;
+ return FcResultMatch;
+ }
+
*s = (FcChar8 *) v.u.s;
return FcResultMatch;
}
int i;
FcValueListPtr l;
- printf("pattern duplicate %x\n", (int)orig); // XXX
new = FcPatternCreate ();
if (!new)
goto bail0;
FcTrue))
goto bail1;
}
+ FcPatternTransferFullFname (new, orig);
return new;
FcChar32 hash;
} *FcObjectBuckets[OBJECT_HASH_SIZE];
+static FcBool
+FcStrHashed (const FcChar8 *name)
+{
+ FcChar32 hash = FcStringHash (name);
+ struct objectBucket **p;
+ struct objectBucket *b;
+
+ for (p = &FcObjectBuckets[hash % OBJECT_HASH_SIZE]; (b = *p); p = &(b->next))
+ if (b->hash == hash && !strcmp ((char *)name, (char *) (b + 1)))
+ return FcTrue;
+ return FcFalse;
+}
+
const FcChar8 *
FcStrStaticName (const FcChar8 *name)
{
if (b->hash == hash && !strcmp ((char *)name, (char *) (b + 1)))
return (FcChar8 *) (b + 1);
size = sizeof (struct objectBucket) + strlen ((char *)name) + 1;
- b = malloc (size);
- FcMemAlloc (FC_MEM_STATICSTR, size);
+ b = malloc (size + sizeof (int));
+ /* workaround glibc bug which reads strlen in groups of 4 */
+ FcMemAlloc (FC_MEM_STATICSTR, size + sizeof (int));
if (!b)
return NULL;
b->next = 0;
FcObjectStaticNameFini ();
}
-FcPatternElt *
-FcPatternEltU (FcPatternEltPtr pei)
-{
- if (pei.bank == FC_BANK_DYNAMIC)
- return pei.u.dyn;
-
- return &fcpatternelts[FcCacheBankToIndex(pei.bank)][pei.u.stat];
-}
-
static FcPatternEltPtr
FcPatternEltPtrCreateDynamic (FcPatternElt * e)
{
FcStrNewBank (void);
static int
FcStrNeededBytes (const FcChar8 * s);
+static int
+FcStrNeededBytesAlign (void);
static void *
FcStrDistributeBytes (FcCache * metadata, void * block_ptr);
static const FcChar8 *
FcStrSerialize (int bank, const FcChar8 * s);
static void *
-FcStrUnserialize (FcCache metadata, void *block_ptr);
+FcStrUnserialize (FcCache * metadata, void *block_ptr);
static void
FcValueListNewBank (void);
static int
FcValueListNeededBytes (FcValueList * vl);
+static int
+FcValueListNeededBytesAlign (void);
static void *
FcValueListDistributeBytes (FcCache * metadata, void *block_ptr);
static FcValueListPtr
FcValueListSerialize(int bank, FcValueList *pi);
static void *
-FcValueListUnserialize (FcCache metadata, void *block_ptr);
+FcValueListUnserialize (FcCache * metadata, void *block_ptr);
void
return cum + sizeof (FcPattern) + sizeof(FcPatternElt)*p->num;
}
+int
+FcPatternNeededBytesAlign (void)
+{
+ return __alignof__ (FcPattern) + __alignof__ (FcPatternElt) +
+ FcValueListNeededBytesAlign ();
+}
+
static FcBool
FcPatternEnsureBank (int bi)
{
FcPatternElt **ep;
int i;
- if (!fcpatterns || fcpattern_bank_count <= bi)
+ if (!_fcPatterns || fcpattern_bank_count <= bi)
{
int new_count = bi + 4;
- pp = realloc (fcpatterns, sizeof (FcPattern *) * new_count);
+ pp = realloc (_fcPatterns, sizeof (FcPattern *) * new_count);
if (!pp)
return 0;
FcMemAlloc (FC_MEM_PATTERN, sizeof (FcPattern *) * new_count);
- fcpatterns = pp;
+ _fcPatterns = pp;
- ep = realloc (fcpatternelts, sizeof (FcPatternElt *) * new_count);
+ ep = realloc (_fcPatternElts, sizeof (FcPatternElt *) * new_count);
if (!ep)
return 0;
FcMemAlloc (FC_MEM_PATELT, sizeof (FcPatternElt *) * new_count);
- fcpatternelts = ep;
+ _fcPatternElts = ep;
for (i = fcpattern_bank_count; i < new_count; i++)
{
- fcpatterns[i] = 0;
- fcpatternelts[i] = 0;
+ _fcPatterns[i] = 0;
+ _fcPatternElts[i] = 0;
}
fcpattern_bank_count = new_count;
return 0;
fcpattern_ptr = 0;
- fcpatterns[bi] = (FcPattern *)block_ptr;
+ block_ptr = ALIGN(block_ptr, FcPattern);
+ _fcPatterns[bi] = (FcPattern *)block_ptr;
block_ptr = (void *)((char *)block_ptr +
(sizeof (FcPattern) * fcpattern_count));
FcMemAlloc (FC_MEM_PATELT, sizeof (FcPatternElt) * fcpatternelt_count);
fcpatternelt_ptr = 0;
- fcpatternelts[bi] = (FcPatternElt *)block_ptr;
+ block_ptr = ALIGN(block_ptr, FcPatternElt);
+ _fcPatternElts[bi] = (FcPatternElt *)block_ptr;
block_ptr = (void *)((char *)block_ptr +
(sizeof (FcPatternElt) * fcpatternelt_count));
FcValueListPtr v, nv_head, nvp;
int i, elts, bi = FcCacheBankToIndex(bank);
- p = &fcpatterns[bi][fcpattern_ptr++];
+ p = &_fcPatterns[bi][fcpattern_ptr++];
p->bank = bank;
elts = fcpatternelt_ptr;
- nep = &fcpatternelts[bi][elts];
+ nep = &_fcPatternElts[bi][elts];
if (!nep)
return FcFalse;
}
void *
-FcPatternUnserialize (FcCache metadata, void *block_ptr)
+FcPatternUnserialize (FcCache * metadata, void *block_ptr)
{
- int bi = FcCacheBankToIndex(metadata.bank);
+ int bi = FcCacheBankToIndex(metadata->bank);
if (!FcPatternEnsureBank(bi))
return FcFalse;
- FcMemAlloc (FC_MEM_PATTERN, sizeof (FcPattern) * metadata.pattern_count);
- fcpatterns[bi] = (FcPattern *)block_ptr;
+ FcMemAlloc (FC_MEM_PATTERN, sizeof (FcPattern) * metadata->pattern_count);
+ block_ptr = ALIGN(block_ptr, FcPattern);
+ _fcPatterns[bi] = (FcPattern *)block_ptr;
block_ptr = (void *)((char *)block_ptr +
- (sizeof (FcPattern) * metadata.pattern_count));
+ (sizeof (FcPattern) * metadata->pattern_count));
FcMemAlloc (FC_MEM_PATELT,
- sizeof (FcPatternElt) * metadata.patternelt_count);
- fcpatternelts[bi] = (FcPatternElt *)block_ptr;
+ sizeof (FcPatternElt) * metadata->patternelt_count);
+ block_ptr = ALIGN(block_ptr, FcPatternElt);
+ _fcPatternElts[bi] = (FcPatternElt *)block_ptr;
block_ptr = (void *)((char *)block_ptr +
- (sizeof (FcPatternElt) * metadata.patternelt_count));
+ (sizeof (FcPatternElt) * metadata->patternelt_count));
block_ptr = FcStrUnserialize (metadata, block_ptr);
block_ptr = FcValueListUnserialize (metadata, block_ptr);
return cum;
}
+static int
+FcValueListNeededBytesAlign (void)
+{
+ return FcCharSetNeededBytesAlign() + FcLangSetNeededBytesAlign() +
+ FcStrNeededBytesAlign() + __alignof__ (FcValueList);
+}
+
static FcBool
FcValueListEnsureBank (int bi)
{
FcValueList **pvl;
- if (!fcvaluelists || fcvaluelist_bank_count <= bi)
+ if (!_fcValueLists || fcvaluelist_bank_count <= bi)
{
int new_count = bi + 2, i;
- pvl = realloc (fcvaluelists, sizeof (FcValueList *) * new_count);
+ pvl = realloc (_fcValueLists, sizeof (FcValueList *) * new_count);
if (!pvl)
return FcFalse;
FcMemAlloc (FC_MEM_VALLIST, sizeof (FcValueList *) * new_count);
- fcvaluelists = pvl;
+ _fcValueLists = pvl;
for (i = fcvaluelist_bank_count; i < new_count; i++)
- fcvaluelists[i] = 0;
+ _fcValueLists[i] = 0;
fcvaluelist_bank_count = new_count;
}
FcMemAlloc (FC_MEM_VALLIST, sizeof (FcValueList) * fcvaluelist_count);
fcvaluelist_ptr = 0;
- fcvaluelists[bi] = (FcValueList *)block_ptr;
+ block_ptr = ALIGN(block_ptr, FcValueList);
+ _fcValueLists[bi] = (FcValueList *)block_ptr;
block_ptr = (void *)((char *)block_ptr +
(sizeof (FcValueList) * fcvaluelist_count));
metadata->valuelist_count = fcvaluelist_count;
return new;
}
- fcvaluelists[bi][fcvaluelist_ptr] = *pi;
+ _fcValueLists[bi][fcvaluelist_ptr] = *pi;
new.bank = bank;
new.u.stat = fcvaluelist_ptr++;
- v = &fcvaluelists[bi][new.u.stat].value;
+ _fcValueLists[bi][new.u.stat].value = FcValueCanonicalize (&pi->value);
+ v = &_fcValueLists[bi][new.u.stat].value;
switch (v->type)
{
case FcTypeString:
}
static void *
-FcValueListUnserialize (FcCache metadata, void *block_ptr)
+FcValueListUnserialize (FcCache * metadata, void *block_ptr)
{
- int bi = FcCacheBankToIndex(metadata.bank);
+ int bi = FcCacheBankToIndex(metadata->bank);
if (!FcValueListEnsureBank(bi))
return 0;
FcMemAlloc (FC_MEM_VALLIST,
- sizeof (FcValueList) * metadata.valuelist_count);
- fcvaluelists[bi] = (FcValueList *)block_ptr;
+ sizeof (FcValueList) * metadata->valuelist_count);
+ block_ptr = ALIGN(block_ptr, FcValueList);
+ _fcValueLists[bi] = (FcValueList *)block_ptr;
block_ptr = (void *)((char *)block_ptr +
- (sizeof (FcValueList) * metadata.valuelist_count));
+ (sizeof (FcValueList) * metadata->valuelist_count));
block_ptr = FcCharSetUnserialize(metadata, block_ptr);
block_ptr = FcLangSetUnserialize(metadata, block_ptr);
return block_ptr;
}
-FcValueList *
-FcValueListPtrU (FcValueListPtr pi)
-{
- if (pi.bank == FC_BANK_DYNAMIC)
- return pi.u.dyn;
-
- return &fcvaluelists[FcCacheBankToIndex(pi.bank)][pi.u.stat];
-}
-
FcValueListPtr
FcValueListPtrCreateDynamic(FcValueList * p)
{
b->next = 0;
b->hash = hash;
strcpy ((char *) (b + 1), (char *)s);
+
+ /* Yes, the following line is convoluted. However, it is
+ * incorrect to replace the with a memset, because the C
+ * specification doesn't guarantee that the null pointer is
+ * the same as the zero bit pattern. */
*(char **)((char *) (b + 1) + strlen((char *)s) + 1) = 0;
*p = b;
return strlen((char *)s) + 1;
}
+static int
+FcStrNeededBytesAlign (void)
+{
+ return __alignof__ (char);
+}
+
static FcBool
FcStrEnsureBank (int bi)
{
return 0;
FcMemAlloc (FC_MEM_STRING, sizeof (char) * fcstr_count);
+ block_ptr = ALIGN (block_ptr, FcChar8);
static_strs[bi] = (FcChar8 *)block_ptr;
block_ptr = (void *)((char *)block_ptr + (sizeof (char) * fcstr_count));
metadata->str_count = fcstr_count;
}
static void *
-FcStrUnserialize (FcCache metadata, void *block_ptr)
+FcStrUnserialize (FcCache * metadata, void *block_ptr)
{
- int bi = FcCacheBankToIndex(metadata.bank);
+ int bi = FcCacheBankToIndex(metadata->bank);
if (!FcStrEnsureBank(bi))
return 0;
- FcMemAlloc (FC_MEM_STRING, sizeof (char) * metadata.str_count);
+ FcMemAlloc (FC_MEM_STRING, sizeof (char) * metadata->str_count);
+ block_ptr = ALIGN (block_ptr, FcChar8);
static_strs[bi] = (FcChar8 *)block_ptr;
block_ptr = (void *)((char *)block_ptr +
- (sizeof (char) * metadata.str_count));
+ (sizeof (char) * metadata->str_count));
return block_ptr;
}
+/* we don't store these in the FcPattern itself because
+ * we don't want to serialize the directory names */
+
+/* I suppose this should be cleaned, too... */
+typedef struct _FcPatternDirMapping {
+ const FcPattern *p;
+ const char *fname;
+} FcPatternDirMapping;
+
+#define PATTERNDIR_HASH_SIZE 31
+static struct patternDirBucket {
+ struct patternDirBucket *next;
+ FcPatternDirMapping m;
+} FcPatternDirBuckets[PATTERNDIR_HASH_SIZE];
+
+void
+FcPatternAddFullFname (const FcPattern *p, const char *fname)
+{
+ struct patternDirBucket *pb;
+
+ /* N.B. FcPatternHash fails, since it's contents-based, not
+ * address-based, and we're in the process of mutating the FcPattern. */
+ for (pb = &FcPatternDirBuckets
+ [((int)p / sizeof (FcPattern *)) % PATTERNDIR_HASH_SIZE];
+ pb->m.p != p && pb->next;
+ pb = pb->next)
+ ;
+
+ if (pb->m.p == p)
+ {
+ pb->m.fname = fname;
+ return;
+ }
+
+ pb->next = malloc (sizeof (struct patternDirBucket));
+ if (!pb->next)
+ return;
+ FcMemAlloc (FC_MEM_CACHE, sizeof (struct patternDirBucket));
+
+ pb->next->next = 0;
+ pb->next->m.p = p;
+ pb->next->m.fname = fname;
+}
+
+static const char *
+FcPatternFindFullFname (const FcPattern *p)
+{
+ struct patternDirBucket *pb;
+
+ for (pb = &FcPatternDirBuckets
+ [((int)p / sizeof (FcPattern *)) % PATTERNDIR_HASH_SIZE];
+ pb; pb = pb->next)
+ if (pb->m.p == p)
+ return pb->m.fname;
+
+ return 0;
+}
+
+void
+FcPatternTransferFullFname (const FcPattern *new, const FcPattern *orig)
+{
+ FcChar8 * s;
+ FcPatternGetString (orig, FC_FILE, 0, &s);
+ FcPatternAddFullFname (new,
+ (char *)FcStrCopy
+ ((FcChar8 *)FcPatternFindFullFname(orig)));
+}