/*
* $RCSId: xc/lib/fontconfig/src/fcpat.c,v 1.18 2002/09/18 17:11:46 tsi Exp $
*
- * Copyright © 2000 Keith Packard
+ * Copyright © 2000 Keith Packard
*
* Permission to use, copy, modify, distribute, and sell this software and its
* documentation for any purpose is hereby granted without fee, provided that
#include <assert.h>
#include "fcint.h"
+static FcPattern ** _fcPatterns = 0;
+static int fcpattern_bank_count = 0, fcpattern_ptr, fcpattern_count;
+FcPatternElt ** _fcPatternElts = 0;
+static int fcpatternelt_ptr, fcpatternelt_count;
+FcValueList ** _fcValueLists = 0;
+static int fcvaluelist_bank_count = 0, fcvaluelist_ptr, fcvaluelist_count;
+
+static FcPatternEltPtr
+FcPatternEltPtrCreateDynamic (FcPatternElt * e);
+
+/* 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)
{
FcMemAlloc (FC_MEM_PATTERN, sizeof (FcPattern));
p->num = 0;
p->size = 0;
- p->elts = 0;
+ p->elts = FcPatternEltPtrCreateDynamic(0);
+ p->bank = FC_BANK_DYNAMIC;
p->ref = 1;
return p;
}
}
}
+FcValue
+FcValueCanonicalize (const FcValue *v)
+{
+ if (v->type & FC_STORAGE_STATIC)
+ {
+ FcValue new = *v;
+
+ switch (v->type & ~FC_STORAGE_STATIC)
+ {
+ case FcTypeString:
+ new.u.s = fc_value_string(v);
+ new.type = FcTypeString;
+ break;
+ case FcTypeCharSet:
+ new.u.c = fc_value_charset(v);
+ new.type = FcTypeCharSet;
+ break;
+ case FcTypeLangSet:
+ new.u.l = fc_value_langset(v);
+ new.type = FcTypeLangSet;
+ break;
+ }
+ return new;
+ }
+ return *v;
+}
+
FcValue
FcValueSave (FcValue v)
{
}
void
-FcValueListDestroy (FcValueList *l)
+FcValueListDestroy (FcValueListPtr l)
{
- FcValueList *next;
- for (; l; l = next)
+ FcValueListPtr next;
+ for (; FcValueListPtrU(l); l = next)
{
- switch (l->value.type) {
+ switch (FcValueListPtrU(l)->value.type) {
case FcTypeString:
- FcStrFree ((FcChar8 *) l->value.u.s);
+ FcStrFree ((FcChar8 *)FcValueListPtrU(l)->value.u.s);
break;
case FcTypeMatrix:
- FcMatrixFree ((FcMatrix *) l->value.u.m);
+ FcMatrixFree ((FcMatrix *)FcValueListPtrU(l)->value.u.m);
break;
case FcTypeCharSet:
- FcCharSetDestroy ((FcCharSet *) l->value.u.c);
+ FcCharSetDestroy
+ ((FcCharSet *) (FcValueListPtrU(l)->value.u.c));
break;
case FcTypeLangSet:
- FcLangSetDestroy ((FcLangSet *) l->value.u.l);
+ FcLangSetDestroy
+ ((FcLangSet *) (FcValueListPtrU(l)->value.u.l));
break;
default:
break;
}
- next = l->next;
+ next = FcValueListPtrU(l)->next;
FcMemFree (FC_MEM_VALLIST, sizeof (FcValueList));
- free (l);
+ if (l.bank == FC_BANK_DYNAMIC)
+ free(l.u.dyn);
}
}
return (FcChar32) d;
}
-static FcChar32
+FcChar32
FcStringHash (const FcChar8 *s)
{
FcChar8 c;
}
static FcChar32
-FcValueHash (FcValue v)
+FcValueHash (const FcValue *v0)
{
+ FcValue v = FcValueCanonicalize(v0);
switch (v.type) {
case FcTypeVoid:
return 0;
}
static FcBool
-FcValueListEqual (FcValueList *la, FcValueList *lb)
+FcValueListEqual (FcValueListPtr la, FcValueListPtr lb)
{
- if (la == lb)
+ if (FcValueListPtrU(la) == FcValueListPtrU(lb))
return FcTrue;
- while (la && lb)
+ while (FcValueListPtrU(la) && FcValueListPtrU(lb))
{
- if (!FcValueEqual (la->value, lb->value))
+ if (!FcValueEqual (FcValueListPtrU(la)->value,
+ FcValueListPtrU(lb)->value))
return FcFalse;
- la = la->next;
- lb = lb->next;
+ la = FcValueListPtrU(la)->next;
+ lb = FcValueListPtrU(lb)->next;
}
- if (la || lb)
+ if (FcValueListPtrU(la) || FcValueListPtrU(lb))
return FcFalse;
return FcTrue;
}
static FcChar32
-FcValueListHash (FcValueList *l)
+FcValueListHash (FcValueListPtr l)
{
FcChar32 hash = 0;
- while (l)
+ while (FcValueListPtrU(l))
{
- hash = ((hash << 1) | (hash >> 31)) ^ FcValueHash (l->value);
- l = l->next;
+ hash = ((hash << 1) | (hash >> 31)) ^
+ FcValueHash (&FcValueListPtrU(l)->value);
+ l = FcValueListPtrU(l)->next;
}
return hash;
}
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 (p->elts[i].values);
+ FcValueListDestroy ((FcPatternEltU(p->elts)+i)->values);
p->num = 0;
- if (p->elts)
+ if (FcPatternEltU(p->elts) && p->elts.bank == FC_BANK_DYNAMIC)
{
FcMemFree (FC_MEM_PATELT, p->size * sizeof (FcPatternElt));
- free (p->elts);
- p->elts = 0;
+ free (FcPatternEltU(p->elts));
+ p->elts = FcPatternEltPtrCreateDynamic(0);
}
p->size = 0;
FcMemFree (FC_MEM_PATTERN, sizeof (FcPattern));
struct _FcValueListEnt {
FcValueListEnt *next;
- FcValueList *list;
+ FcValueListPtr list;
FcChar32 hash, pad;
};
static int FcValueListFrozenCount[FcTypeLangSet + 1];
static int FcValueListFrozenBytes[FcTypeLangSet + 1];
-static char *FcValueListFrozenName[] = {
+static char FcValueListFrozenName[][8] = {
"Void",
"Integer",
"Double",
}
static FcValueListEnt *
-FcValueListEntCreate (FcValueList *h)
+FcValueListEntCreate (FcValueListPtr h)
{
FcValueListAlign *ea;
FcValueListEnt *e;
- FcValueList *l, *new;
+ FcValueListPtr l;
+ FcValueList *new;
int n;
- int string_size = 0;
- FcChar8 *strs;
int size;
n = 0;
- for (l = h; l; l = l->next)
- {
- if (l->value.type == FcTypeString)
- string_size += strlen ((char *) l->value.u.s) + 1;
+ for (l = h; FcValueListPtrU(l); l = FcValueListPtrU(l)->next)
n++;
- }
- size = sizeof (FcValueListAlign) + n * sizeof (FcValueList) + string_size;
- FcValueListFrozenCount[h->value.type]++;
- FcValueListFrozenBytes[h->value.type] += size;
- ea = malloc (size);
+ size = sizeof (FcValueListAlign) + n * sizeof (FcValueList);
+ FcValueListFrozenCount[FcValueListPtrU(h)->value.type]++;
+ FcValueListFrozenBytes[FcValueListPtrU(h)->value.type] += size;
+ // this leaks for some reason
+ ea = malloc (sizeof (FcValueListAlign));
if (!ea)
return 0;
+ new = malloc (n * sizeof (FcValueList));
+ if (!new)
+ return 0;
+ memset(new, 0, n * sizeof (FcValueList));
FcMemAlloc (FC_MEM_VALLIST, size);
e = &ea->ent;
- e->list = (FcValueList *) (ea + 1);
- strs = (FcChar8 *) (e->list + n);
- new = e->list;
- for (l = h; l; l = l->next, new++)
+ e->list = (FcValueListPtr) FcValueListPtrCreateDynamic(new);
+ for (l = h; FcValueListPtrU(l);
+ l = FcValueListPtrU(l)->next, new++)
{
- if (l->value.type == FcTypeString)
+ if ((FcValueListPtrU(l)->value.type & ~FC_STORAGE_STATIC) == FcTypeString)
{
new->value.type = FcTypeString;
- new->value.u.s = strs;
- strcpy ((char *) strs, (char *) l->value.u.s);
- strs += strlen ((char *) strs) + 1;
+ new->value.u.s = FcStrStaticName
+ (fc_value_string(&FcValueListPtrU(l)->value));
}
else
{
- new->value = l->value;
- new->value = FcValueSave (new->value);
+ new->value = FcValueSave (FcValueCanonicalize
+ (&FcValueListPtrU(l)->value));
+ }
+ new->binding = FcValueListPtrU(l)->binding;
+ if (FcValueListPtrU(FcValueListPtrU(l)->next))
+ {
+ new->next = FcValueListPtrCreateDynamic(new + 1);
}
- new->binding = l->binding;
- if (l->next)
- new->next = new + 1;
else
- new->next = 0;
+ {
+ new->next = FcValueListPtrCreateDynamic(0);
+ }
}
return e;
}
static void
FcValueListEntDestroy (FcValueListEnt *e)
{
- FcValueList *l;
+ FcValueListPtr l;
- FcValueListFrozenCount[e->list->value.type]--;
+ FcValueListFrozenCount[FcValueListPtrU(e->list)->value.type]--;
/* XXX: We should perform these two operations with "size" as
computed in FcValueListEntCreate, but we don't have access to
FcMemFree (FC_MEM_VALLIST, size);
*/
- for (l = e->list; l; l = l->next)
+ for (l = e->list; FcValueListPtrU(l);
+ l = FcValueListPtrU(l)->next)
{
- if (l->value.type != FcTypeString)
- FcValueDestroy (l->value);
+ if (FcValueListPtrU(l)->value.type != FcTypeString)
+ FcValueDestroy (FcValueListPtrU(l)->value);
}
/* XXX: Are we being too chummy with the implementation here to
free(e) when it was actually the enclosing FcValueListAlign
static FcValueListEnt *FcValueListHashTable[FC_VALUE_LIST_HASH_SIZE];
-static FcValueList *
-FcValueListFreeze (FcValueList *l)
+static FcValueListPtr
+FcValueListFreeze (FcValueListPtr l)
{
FcChar32 hash = FcValueListHash (l);
FcValueListEnt **bucket = &FcValueListHashTable[hash % FC_VALUE_LIST_HASH_SIZE];
ent = FcValueListEntCreate (l);
if (!ent)
- return 0;
+ return FcValueListPtrCreateDynamic(0);
FcValueListUsed++;
ent->hash = hash;
int i;
for (i = 0; i < b->num; i++)
- hash = ((hash << 1) | (hash >> 31)) ^ ((long) b->elts[i].values);
+ hash = ((hash << 1) | (hash >> 31)) ^
+ (long) (FcValueListPtrU((FcPatternEltU(b->elts)+i)->values));
return hash;
}
struct _FcPatternEnt {
FcPatternEnt *next;
FcChar32 hash;
- FcPattern pattern;
+ FcPattern *pattern;
};
static int FcPatternTotal;
static FcPattern *
FcPatternBaseFreeze (FcPattern *b)
{
+ FcPattern *ep;
+ FcPatternElt *epp;
FcChar32 hash = FcPatternBaseHash (b);
FcPatternEnt **bucket = &FcPatternHashTable[hash % FC_VALUE_LIST_HASH_SIZE];
FcPatternEnt *ent;
int i;
- char *objects;
- int size_objects;
- int size;
FcPatternTotal++;
for (ent = *bucket; ent; ent = ent->next)
{
- if (ent->hash == hash && b->num == ent->pattern.num)
- {
+ if (ent->hash == hash && b->num == ent->pattern->num)
+ {
for (i = 0; i < b->num; i++)
{
- if (strcmp (b->elts[i].object, ent->pattern.elts[i].object))
+ if (FcObjectPtrCompare((FcPatternEltU(b->elts)+i)->object,
+ (FcPatternEltU(ent->pattern->elts)+i)->object) != 0)
break;
- if (b->elts[i].values != ent->pattern.elts[i].values)
+ if (FcValueListPtrU((FcPatternEltU(b->elts)+i)->values) !=
+ FcValueListPtrU((FcPatternEltU(ent->pattern->elts)+i)->values))
break;
}
if (i == b->num)
- return &ent->pattern;
+ return ent->pattern;
}
}
/*
- * Compute size of pattern + elts + object names
+ * Compute size of pattern + elts
*/
- size_objects = 0;
- for (i = 0; i < b->num; i++)
- size_objects += strlen (b->elts[i].object) + 1;
-
- size = sizeof (FcPatternEnt) + b->num*sizeof (FcPatternElt) + size_objects;
- ent = malloc (size);
+ ent = malloc (sizeof (FcPatternEnt));
if (!ent)
return 0;
- FcMemAlloc (FC_MEM_PATTERN, size);
+ FcMemAlloc (FC_MEM_PATTERN, sizeof (FcPatternEnt));
FcPatternUsed++;
- ent->pattern.elts = (FcPatternElt *) (ent + 1);
- ent->pattern.num = b->num;
- ent->pattern.size = b->num;
- ent->pattern.ref = FC_REF_CONSTANT;
+ ep = FcPatternCreate();
+ if (!ep)
+ return 0;
+ ent->pattern = ep;
+ epp = malloc(b->num * sizeof (FcPatternElt));
+ if (!epp)
+ goto bail;
+ ep->elts = FcPatternEltPtrCreateDynamic(epp);
+
+ FcMemAlloc (FC_MEM_PATELT, sizeof (FcPatternElt)*(b->num));
+
+ ep->num = b->num;
+ ep->size = b->num;
+ ep->ref = FC_REF_CONSTANT;
- objects = (char *) (ent->pattern.elts + b->num);
for (i = 0; i < b->num; i++)
{
- ent->pattern.elts[i].values = b->elts[i].values;
- strcpy (objects, b->elts[i].object);
- ent->pattern.elts[i].object = objects;
- objects += strlen (objects) + 1;
+ (FcPatternEltU(ep->elts)+i)->values =
+ (FcPatternEltU(b->elts)+i)->values;
+ (FcPatternEltU(ep->elts)+i)->object =
+ (FcPatternEltU(b->elts)+i)->object;
}
+ if (FcPatternFindElt (b, FC_FILE))
+ FcPatternTransferFullFname (ep, b);
+
ent->hash = hash;
ent->next = *bucket;
*bucket = ent;
- return &ent->pattern;
+ return ent->pattern;
+ bail:
+ free(ent);
+ FcMemFree (FC_MEM_PATTERN, sizeof (FcPatternEnt));
+ FcPatternUsed--;
+ return 0;
}
static void
FcPatternFreeze (FcPattern *p)
{
FcPattern *b, *n = 0;
- int size;
+ FcPatternElt *e;
int i;
- size = sizeof (FcPattern) + p->num * sizeof (FcPatternElt);
- b = (FcPattern *) malloc (size);
+ if (p->ref == FC_REF_CONSTANT)
+ return p;
+
+ b = FcPatternCreate();
if (!b)
- return 0;
- FcMemAlloc (FC_MEM_PATTERN, size);
+ return 0;
+
b->num = p->num;
b->size = b->num;
b->ref = 1;
- b->elts = (FcPatternElt *) (b + 1);
+
+ e = malloc(b->num * sizeof (FcPatternElt));
+ if (!e)
+ return 0;
+ b->elts = FcPatternEltPtrCreateDynamic(e);
+ FcMemAlloc (FC_MEM_PATELT, sizeof (FcPatternElt)*(b->num));
+
/*
* Freeze object lists
*/
for (i = 0; i < p->num; i++)
{
- b->elts[i].object = p->elts[i].object;
- b->elts[i].values = FcValueListFreeze (p->elts[i].values);
- if (!b->elts[i].values)
+ (FcPatternEltU(b->elts)+i)->object =
+ (FcPatternEltU(p->elts)+i)->object;
+ (FcPatternEltU(b->elts)+i)->values =
+ FcValueListFreeze((FcPatternEltU(p->elts)+i)->values);
+ if (!FcValueListPtrU((FcPatternEltU(p->elts)+i)->values))
goto bail;
}
+
+ if (FcPatternFindElt (p, FC_FILE))
+ FcPatternTransferFullFname (b, p);
+
/*
* Freeze base
*/
printf ("Patterns: total %9d used %9d\n", FcPatternTotal, FcPatternUsed);
}
#endif
-bail:
- free (b);
+ bail:
+ free(FcPatternEltU(b->elts));
+ b->elts = FcPatternEltPtrCreateDynamic(0);
+ FcMemFree (FC_MEM_PATELT, sizeof (FcPatternElt)*(b->num));
+ b->num = -1;
#ifdef DEBUG
assert (FcPatternEqual (n, p));
#endif
return n;
}
-void
-FcPatternThawAll (void)
-{
- FcPatternBaseThawAll ();
- FcValueListThawAll ();
-}
-
static int
FcPatternPosition (const FcPattern *p, const char *object)
{
int low, high, mid, c;
+ FcObjectPtr obj;
+ obj = FcObjectToPtr(object);
low = 0;
high = p->num - 1;
c = 1;
while (low <= high)
{
mid = (low + high) >> 1;
- c = strcmp (p->elts[mid].object, object);
+ c = FcObjectPtrCompare((FcPatternEltU(p->elts)+mid)->object, obj);
if (c == 0)
return mid;
if (c < 0)
int i = FcPatternPosition (p, object);
if (i < 0)
return 0;
- return &p->elts[i];
+ return FcPatternEltU(p->elts)+i;
}
FcPatternElt *
{
i = -i - 1;
- /* grow array */
+ /* reallocate array */
if (p->num + 1 >= p->size)
{
int s = p->size + 16;
- if (p->elts)
- e = (FcPatternElt *) realloc (p->elts, s * sizeof (FcPatternElt));
+ if (FcPatternEltU(p->elts))
+ {
+ FcPatternElt *e0 = FcPatternEltU(p->elts);
+ e = (FcPatternElt *) realloc (e0, s * sizeof (FcPatternElt));
+ if (!e) /* maybe it was mmapped */
+ {
+ e = malloc(s * sizeof (FcPatternElt));
+ if (e)
+ memcpy(e, e0, p->num * sizeof (FcPatternElt));
+ }
+ }
else
e = (FcPatternElt *) malloc (s * sizeof (FcPatternElt));
if (!e)
return FcFalse;
- p->elts = e;
+ p->elts = FcPatternEltPtrCreateDynamic(e);
if (p->size)
FcMemFree (FC_MEM_PATELT, p->size * sizeof (FcPatternElt));
FcMemAlloc (FC_MEM_PATELT, s * sizeof (FcPatternElt));
while (p->size < s)
{
- p->elts[p->size].object = 0;
- p->elts[p->size].values = 0;
+ (FcPatternEltU(p->elts)+p->size)->object = 0;
+ (FcPatternEltU(p->elts)+p->size)->values =
+ FcValueListPtrCreateDynamic(0);
p->size++;
}
}
/* move elts up */
- memmove (p->elts + i + 1,
- p->elts + i,
+ memmove (FcPatternEltU(p->elts) + i + 1,
+ FcPatternEltU(p->elts) + i,
sizeof (FcPatternElt) *
(p->num - i));
/* bump count */
p->num++;
- p->elts[i].object = object;
- p->elts[i].values = 0;
+ (FcPatternEltU(p->elts)+i)->object = FcObjectToPtr (object);
+ (FcPatternEltU(p->elts)+i)->values = FcValueListPtrCreateDynamic(0);
}
- return &p->elts[i];
+ return FcPatternEltU(p->elts)+i;
}
FcBool
return FcFalse;
for (i = 0; i < pa->num; i++)
{
- if (strcmp (pa->elts[i].object, pb->elts[i].object) != 0)
+ if (FcObjectPtrCompare((FcPatternEltU(pa->elts)+i)->object,
+ (FcPatternEltU(pb->elts)+i)->object) != 0)
return FcFalse;
- if (!FcValueListEqual (pa->elts[i].values, pb->elts[i].values))
+ if (!FcValueListEqual ((FcPatternEltU(pa->elts)+i)->values,
+ (FcPatternEltU(pb->elts)+i)->values))
return FcFalse;
}
return FcTrue;
for (i = 0; i < p->num; i++)
{
h = (((h << 1) | (h >> 31)) ^
- FcStringHash ((const FcChar8 *) p->elts[i].object) ^
- FcValueListHash (p->elts[i].values));
+ FcStringHash ((FcChar8 *)FcObjectPtrU ((FcPatternEltU(p->elts)+i)->object)) ^
+ FcValueListHash ((FcPatternEltU(p->elts)+i)->values));
}
return h;
}
FcBool
-FcPatternEqualSubset (const FcPattern *pa, const FcPattern *pb, const FcObjectSet *os)
+FcPatternEqualSubset (const FcPattern *pai, const FcPattern *pbi, const FcObjectSet *os)
{
FcPatternElt *ea, *eb;
int i;
for (i = 0; i < os->nobject; i++)
{
- ea = FcPatternFindElt (pa, os->objects[i]);
- eb = FcPatternFindElt (pb, os->objects[i]);
+ ea = FcPatternFindElt (pai, os->objects[i]);
+ eb = FcPatternFindElt (pbi, os->objects[i]);
if (ea)
{
if (!eb)
FcBool append)
{
FcPatternElt *e;
- FcValueList *new, **prev;
+ FcValueListPtr new, *prev;
+ FcValueList *newp;
+ FcObjectPtr objectPtr;
if (p->ref == FC_REF_CONSTANT)
goto bail0;
- new = (FcValueList *) malloc (sizeof (FcValueList));
- if (!new)
+ newp = malloc (sizeof (FcValueList));
+ if (!newp)
goto bail0;
+ memset(newp, 0, sizeof (FcValueList));
+ new = FcValueListPtrCreateDynamic(newp);
FcMemAlloc (FC_MEM_VALLIST, sizeof (FcValueList));
/* dup string */
value = FcValueSave (value);
if (value.type == FcTypeVoid)
goto bail1;
- new->value = value;
- new->binding = binding;
- new->next = 0;
+ /* 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);
e = FcPatternInsertElt (p, object);
if (!e)
if (append)
{
- for (prev = &e->values; *prev; prev = &(*prev)->next);
+ for (prev = &e->values; FcValueListPtrU(*prev); prev = &FcValueListPtrU(*prev)->next)
+ ;
*prev = new;
}
else
{
- new->next = e->values;
+ FcValueListPtrU(new)->next = e->values;
e->values = new;
}
}
bail1:
FcMemFree (FC_MEM_VALLIST, sizeof (FcValueList));
- free (new);
+ free (FcValueListPtrU(new));
bail0:
return FcFalse;
}
FcPatternDel (FcPattern *p, const char *object)
{
FcPatternElt *e;
- int i;
e = FcPatternFindElt (p, object);
if (!e)
return FcFalse;
- i = e - p->elts;
-
/* destroy value */
FcValueListDestroy (e->values);
/* shuffle existing ones down */
- memmove (e, e+1, (p->elts + p->num - (e + 1)) * sizeof (FcPatternElt));
+ memmove (e, e+1,
+ (FcPatternEltU(p->elts) + p->num - (e + 1)) *
+ sizeof (FcPatternElt));
p->num--;
- p->elts[p->num].object = 0;
- p->elts[p->num].values = 0;
+ (FcPatternEltU(p->elts)+p->num)->object = 0;
+ (FcPatternEltU(p->elts)+p->num)->values = FcValueListPtrCreateDynamic(0);
return FcTrue;
}
FcBool
FcPatternRemove (FcPattern *p, const char *object, int id)
{
- FcPatternElt *e;
- FcValueList **prev, *l;
+ FcPatternElt *e;
+ FcValueListPtr *prev, l;
e = FcPatternFindElt (p, object);
if (!e)
return FcFalse;
- for (prev = &e->values; (l = *prev); prev = &l->next)
+ for (prev = &e->values;
+ FcValueListPtrU(l = *prev);
+ prev = &FcValueListPtrU(l)->next)
{
if (!id)
{
- *prev = l->next;
- l->next = 0;
+ *prev = FcValueListPtrU(l)->next;
+ FcValueListPtrU(l)->next = FcValueListPtrCreateDynamic(0);
FcValueListDestroy (l);
- if (!e->values)
+ if (!FcValueListPtrU(e->values))
FcPatternDel (p, object);
return FcTrue;
}
FcValue v;
v.type = FcTypeString;
- v.u.s = s;
+ v.u.s = FcStrStaticName(s);
return FcPatternAdd (p, object, v, FcTrue);
}
FcValue v;
v.type = FcTypeMatrix;
- v.u.m = (FcMatrix *) s;
+ v.u.m = s;
return FcPatternAdd (p, object, v, FcTrue);
}
FcValue v;
v.type = FcTypeCharSet;
- v.u.c = (FcCharSet *) c;
+ v.u.c = (FcCharSet *)c;
return FcPatternAdd (p, object, v, FcTrue);
}
FcValue v;
v.type = FcTypeLangSet;
- v.u.l = (FcLangSet *) ls;
+ v.u.l = (FcLangSet *)ls;
return FcPatternAdd (p, object, v, FcTrue);
}
FcPatternGet (const FcPattern *p, const char *object, int id, FcValue *v)
{
FcPatternElt *e;
- FcValueList *l;
+ FcValueListPtr l;
e = FcPatternFindElt (p, object);
if (!e)
return FcResultNoMatch;
- for (l = e->values; l; l = l->next)
+ for (l = e->values; FcValueListPtrU(l); l = FcValueListPtrU(l)->next)
{
if (!id)
{
- *v = l->value;
+ *v = FcValueCanonicalize(&FcValueListPtrU(l)->value);
return FcResultMatch;
}
id--;
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;
}
return r;
if (v.type != FcTypeMatrix)
return FcResultTypeMismatch;
- *m = (FcMatrix *) v.u.m;
+ *m = (FcMatrix *)v.u.m;
return FcResultMatch;
}
return r;
if (v.type != FcTypeCharSet)
return FcResultTypeMismatch;
- *c = (FcCharSet *) v.u.c;
+ *c = (FcCharSet *)v.u.c;
return FcResultMatch;
}
return r;
if (v.type != FcTypeLangSet)
return FcResultTypeMismatch;
- *ls = (FcLangSet *) v.u.l;
+ *ls = (FcLangSet *)v.u.l;
return FcResultMatch;
}
FcPatternDuplicate (const FcPattern *orig)
{
FcPattern *new;
+ FcPatternElt *e;
int i;
- FcValueList *l;
+ FcValueListPtr l;
new = FcPatternCreate ();
if (!new)
goto bail0;
+ e = FcPatternEltU(orig->elts);
+
for (i = 0; i < orig->num; i++)
{
- for (l = orig->elts[i].values; l; l = l->next)
- if (!FcPatternAdd (new, orig->elts[i].object, l->value, FcTrue))
+ for (l = (e + i)->values;
+ FcValueListPtrU(l);
+ l = FcValueListPtrU(l)->next)
+ if (!FcPatternAdd (new, FcObjectPtrU((e + i)->object),
+ FcValueCanonicalize(&FcValueListPtrU(l)->value),
+ FcTrue))
goto bail1;
}
+ FcPatternTransferFullFname (new, orig);
return new;
{
int i;
FcPatternElt *e;
- FcValueList *v;
+ FcValueListPtr v;
for (i = 0; i < s->num; i++)
{
- e = &s->elts[i];
- for (v = e->values; v; v = v->next)
+ e = FcPatternEltU(s->elts)+i;
+ for (v = e->values; FcValueListPtrU(v);
+ v = FcValueListPtrU(v)->next)
{
- if (!FcPatternAddWithBinding (p, e->object,
- v->value, v->binding, FcTrue))
+ if (!FcPatternAddWithBinding (p, FcObjectPtrU(e->object),
+ FcValueCanonicalize(&FcValueListPtrU(v)->value),
+ FcValueListPtrU(v)->binding, FcTrue))
return FcFalse;
}
}
return FcTrue;
}
-const char *
-FcObjectStaticName (const char *name)
-{
#define OBJECT_HASH_SIZE 31
- static struct objectBucket {
- struct objectBucket *next;
- FcChar32 hash;
- } *buckets[OBJECT_HASH_SIZE];
- FcChar32 hash = FcStringHash ((const FcChar8 *) name);
+static struct objectBucket {
+ struct objectBucket *next;
+ FcChar32 hash;
+} *FcObjectBuckets[OBJECT_HASH_SIZE];
+
+const FcChar8 *
+FcStrStaticName (const FcChar8 *name)
+{
+ FcChar32 hash = FcStringHash (name);
struct objectBucket **p;
struct objectBucket *b;
+ int size;
+
+ for (p = &FcObjectBuckets[hash % OBJECT_HASH_SIZE]; (b = *p); p = &(b->next))
+ 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 + 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;
+ b->hash = hash;
+ strcpy ((char *) (b + 1), (char *)name);
+ *p = b;
+ return (FcChar8 *) (b + 1);
+}
+
+static void
+FcStrStaticNameFini (void)
+{
+ int i, size;
+ struct objectBucket *b, *next;
+ char *name;
+
+ for (i = 0; i < OBJECT_HASH_SIZE; i++)
+ {
+ for (b = FcObjectBuckets[i]; b; b = next)
+ {
+ next = b->next;
+ name = (char *) (b + 1);
+ size = sizeof (struct objectBucket) + strlen (name) + 1;
+ FcMemFree (FC_MEM_STATICSTR, size);
+ free (b);
+ }
+ FcObjectBuckets[i] = 0;
+ }
+}
+
+void
+FcPatternFini (void)
+{
+ FcPatternBaseThawAll ();
+ FcValueListThawAll ();
+ FcStrStaticNameFini ();
+ FcObjectStaticNameFini ();
+}
+
+static FcPatternEltPtr
+FcPatternEltPtrCreateDynamic (FcPatternElt * e)
+{
+ FcPatternEltPtr new;
+ new.bank = FC_BANK_DYNAMIC;
+ new.u.dyn = e;
+ return new;
+}
+
+static FcPatternEltPtr
+FcPatternEltPtrCreateStatic (int bank, int i)
+{
+ FcPatternEltPtr new;
+ new.bank = bank;
+ new.u.stat = i;
+ return new;
+}
+
+static void
+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);
+
+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);
+
+
+void
+FcPatternNewBank (void)
+{
+ fcpattern_count = 0;
+ fcpatternelt_count = 0;
+
+ FcStrNewBank();
+ FcValueListNewBank();
+}
+
+int
+FcPatternNeededBytes (FcPattern * p)
+{
+ int i, cum = 0, c;
+
+ fcpattern_count++;
+ fcpatternelt_count += p->num;
+
+ for (i = 0; i < p->num; i++)
+ {
+ c = FcValueListNeededBytes (FcValueListPtrU
+ (((FcPatternEltU(p->elts)+i)->values)));
+ if (c < 0)
+ return c;
+ cum += c;
+ }
+
+ return cum + sizeof (FcPattern) + sizeof(FcPatternElt)*p->num;
+}
+
+int
+FcPatternNeededBytesAlign (void)
+{
+ return __alignof__ (FcPattern) + __alignof__ (FcPatternElt) +
+ FcValueListNeededBytesAlign ();
+}
+
+static FcBool
+FcPatternEnsureBank (int bi)
+{
+ FcPattern **pp;
+ FcPatternElt **ep;
+ int i;
+
+ if (!_fcPatterns || fcpattern_bank_count <= bi)
+ {
+ int new_count = bi + 4;
+ pp = realloc (_fcPatterns, sizeof (FcPattern *) * new_count);
+ if (!pp)
+ return 0;
+
+ FcMemAlloc (FC_MEM_PATTERN, sizeof (FcPattern *) * new_count);
+ _fcPatterns = pp;
+
+ ep = realloc (_fcPatternElts, sizeof (FcPatternElt *) * new_count);
+ if (!ep)
+ return 0;
+
+ FcMemAlloc (FC_MEM_PATELT, sizeof (FcPatternElt *) * new_count);
+ _fcPatternElts = ep;
+
+ for (i = fcpattern_bank_count; i < new_count; i++)
+ {
+ _fcPatterns[i] = 0;
+ _fcPatternElts[i] = 0;
+ }
+
+ fcpattern_bank_count = new_count;
+ }
+
+ FcMemAlloc (FC_MEM_PATTERN, sizeof (FcPattern) * fcpattern_count);
+ return FcTrue;
+}
+
+void *
+FcPatternDistributeBytes (FcCache * metadata, void * block_ptr)
+{
+ int bi = FcCacheBankToIndex(metadata->bank);
+
+ if (!FcPatternEnsureBank(bi))
+ return 0;
+
+ fcpattern_ptr = 0;
+ 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;
+ block_ptr = ALIGN(block_ptr, FcPatternElt);
+ _fcPatternElts[bi] = (FcPatternElt *)block_ptr;
+ block_ptr = (void *)((char *)block_ptr +
+ (sizeof (FcPatternElt) * fcpatternelt_count));
+
+ metadata->pattern_count = fcpattern_count;
+ metadata->patternelt_count = fcpatternelt_count;
+
+ block_ptr = FcStrDistributeBytes (metadata, block_ptr);
+ block_ptr = FcValueListDistributeBytes (metadata, block_ptr);
+ return block_ptr;
+}
+
+FcPattern *
+FcPatternSerialize (int bank, FcPattern *old)
+{
+ FcPattern *p;
+ FcPatternElt *e, *nep;
+ FcValueList * nv;
+ FcValueListPtr v, nv_head, nvp;
+ int i, elts, bi = FcCacheBankToIndex(bank);
+
+ p = &_fcPatterns[bi][fcpattern_ptr++];
+ p->bank = bank;
+ elts = fcpatternelt_ptr;
+ nep = &_fcPatternElts[bi][elts];
+ if (!nep)
+ return FcFalse;
+
+ fcpatternelt_ptr += old->num;
+
+ for (e = FcPatternEltU(old->elts), i=0; i < old->num; i++, e++)
+ {
+ v = e->values;
+ nvp = nv_head = FcValueListSerialize(bank, FcValueListPtrU(v));
+ if (!FcValueListPtrU(nv_head))
+ return 0;
+ nv = FcValueListPtrU(nvp);
+
+ for (;
+ FcValueListPtrU(v);
+ v = FcValueListPtrU(v)->next,
+ nv = FcValueListPtrU(nv->next))
+ {
+
+ if (FcValueListPtrU(FcValueListPtrU(v)->next))
+ {
+ nvp = FcValueListSerialize
+ (bank, FcValueListPtrU(FcValueListPtrU(v)->next));
+ nv->next = nvp;
+ }
+ }
+
+ nep[i].values = nv_head;
+ nep[i].object = e->object;
+ }
+
+ p->elts = old->elts;
+ p->elts = FcPatternEltPtrCreateStatic(bank, elts);
+ p->size = old->num;
+ p->num = old->num;
+ p->ref = FC_REF_CONSTANT;
+ return p;
+}
+
+void *
+FcPatternUnserialize (FcCache * metadata, void *block_ptr)
+{
+ int bi = FcCacheBankToIndex(metadata->bank);
+ if (!FcPatternEnsureBank(bi))
+ return FcFalse;
+
+ 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));
+
+ FcMemAlloc (FC_MEM_PATELT,
+ 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));
+
+ block_ptr = FcStrUnserialize (metadata, block_ptr);
+ block_ptr = FcValueListUnserialize (metadata, block_ptr);
+
+ return block_ptr;
+}
+
+static void
+FcValueListNewBank (void)
+{
+ fcvaluelist_count = 0;
+
+ FcCharSetNewBank();
+ FcLangSetNewBank();
+}
+
+static int
+FcValueListNeededBytes (FcValueList *p)
+{
+ FcValueList *vl;
+ int cum = 0;
+
+ for (vl = p;
+ vl;
+ vl = FcValueListPtrU(vl->next))
+ {
+ FcValue v = FcValueCanonicalize(&vl->value); // unserialize just in case
+
+ switch (v.type)
+ {
+ case FcTypeCharSet:
+ cum += FcCharSetNeededBytes(v.u.c);
+ break;
+ case FcTypeLangSet:
+ cum += FcLangSetNeededBytes(v.u.l);
+ break;
+ case FcTypeString:
+ cum += FcStrNeededBytes(v.u.s);
+ default:
+ break;
+ }
+ fcvaluelist_count++;
+ cum += sizeof (FcValueList);
+ }
+
+ 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)
+ {
+ int new_count = bi + 2, i;
+
+ pvl = realloc (_fcValueLists, sizeof (FcValueList *) * new_count);
+ if (!pvl)
+ return FcFalse;
+
+ FcMemAlloc (FC_MEM_VALLIST, sizeof (FcValueList *) * new_count);
+
+ _fcValueLists = pvl;
+ for (i = fcvaluelist_bank_count; i < new_count; i++)
+ _fcValueLists[i] = 0;
+
+ fcvaluelist_bank_count = new_count;
+ }
+ return FcTrue;
+}
+
+static void *
+FcValueListDistributeBytes (FcCache * metadata, void *block_ptr)
+{
+ int bi = FcCacheBankToIndex(metadata->bank);
+
+ if (!FcValueListEnsureBank(bi))
+ return 0;
+
+ FcMemAlloc (FC_MEM_VALLIST, sizeof (FcValueList) * fcvaluelist_count);
+ fcvaluelist_ptr = 0;
+ 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;
+
+ block_ptr = FcCharSetDistributeBytes(metadata, block_ptr);
+ block_ptr = FcLangSetDistributeBytes(metadata, block_ptr);
+
+ return block_ptr;
+}
+
+static FcValueListPtr
+FcValueListSerialize(int bank, FcValueList *pi)
+{
+ FcValueListPtr new;
+ FcValue * v;
+ int bi = FcCacheBankToIndex(bank);
+
+ if (!pi)
+ {
+ new.bank = FC_BANK_DYNAMIC;
+ new.u.dyn = 0;
+ return new;
+ }
+
+ _fcValueLists[bi][fcvaluelist_ptr] = *pi;
+ new.bank = bank;
+ new.u.stat = fcvaluelist_ptr++;
+ _fcValueLists[bi][new.u.stat].value = FcValueCanonicalize (&pi->value);
+ v = &_fcValueLists[bi][new.u.stat].value;
+ switch (v->type)
+ {
+ case FcTypeString:
+ if (v->u.s)
+ {
+ const FcChar8 * s = FcStrSerialize(bank, v->u.s);
+ if (!s)
+ return FcValueListPtrCreateDynamic(pi);
+ v->u.s_off = s - (const FcChar8 *)v;
+ v->type |= FC_STORAGE_STATIC;
+ }
+ break;
+ case FcTypeMatrix:
+ break;
+ case FcTypeCharSet:
+ if (v->u.c)
+ {
+ FcCharSet * c = FcCharSetSerialize(bank, (FcCharSet *)v->u.c);
+ if (!c)
+ return FcValueListPtrCreateDynamic(pi);
+ v->u.c_off = (char *)c - (char *)v;
+ v->type |= FC_STORAGE_STATIC;
+ }
+ break;
+ case FcTypeLangSet:
+ if (v->u.l)
+ {
+ FcLangSet * l = FcLangSetSerialize(bank, (FcLangSet *)v->u.l);
+ if (!l)
+ return FcValueListPtrCreateDynamic(pi);
+ v->u.l_off = (char *)l - (char *)v;
+ v->type |= FC_STORAGE_STATIC;
+ }
+ break;
+ default:
+ break;
+ }
+ return new;
+}
+
+static void *
+FcValueListUnserialize (FcCache * metadata, void *block_ptr)
+{
+ int bi = FcCacheBankToIndex(metadata->bank);
+
+ if (!FcValueListEnsureBank(bi))
+ return 0;
+
+ FcMemAlloc (FC_MEM_VALLIST,
+ 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));
+
+ block_ptr = FcCharSetUnserialize(metadata, block_ptr);
+ block_ptr = FcLangSetUnserialize(metadata, block_ptr);
+
+ return block_ptr;
+}
+
+FcValueListPtr
+FcValueListPtrCreateDynamic(FcValueList * p)
+{
+ FcValueListPtr r;
+
+ r.bank = FC_BANK_DYNAMIC;
+ r.u.dyn = p;
+ return r;
+}
+
+static FcChar8 ** static_strs;
+static int static_str_bank_count = 0, fcstr_ptr, fcstr_count;
+
+static struct objectBucket *FcStrBuckets[OBJECT_HASH_SIZE];
+
+static void
+FcStrNewBank (void)
+{
+ int i, size;
+ struct objectBucket *b, *next;
+ char *name;
+
+ for (i = 0; i < OBJECT_HASH_SIZE; i++)
+ {
+ for (b = FcStrBuckets[i]; b; b = next)
+ {
+ next = b->next;
+ name = (char *) (b + 1);
+ size = sizeof (struct objectBucket) + strlen (name) + 1;
+ FcMemFree (FC_MEM_STATICSTR, size);
+ free (b);
+ }
+ FcStrBuckets[i] = 0;
+ }
+
+ fcstr_count = 0;
+}
- for (p = &buckets[hash % OBJECT_HASH_SIZE]; (b = *p); p = &(b->next))
- if (b->hash == hash && !strcmp (name, (char *) (b + 1)))
- return (char *) (b + 1);
- b = malloc (sizeof (struct objectBucket) + strlen (name) + 1);
+static int
+FcStrNeededBytes (const FcChar8 * s)
+{
+ FcChar32 hash = FcStringHash ((const FcChar8 *) s);
+ struct objectBucket **p;
+ struct objectBucket *b;
+ int size;
+
+ for (p = &FcStrBuckets[hash % OBJECT_HASH_SIZE]; (b = *p); p = &(b->next))
+ if (b->hash == hash && !strcmp ((char *)s, (char *) (b + 1)))
+ return 0;
+ size = sizeof (struct objectBucket) + strlen ((char *)s) + 1 + sizeof(char *);
+ b = malloc (size);
+ FcMemAlloc (FC_MEM_STATICSTR, size);
if (!b)
- return NULL;
+ return -1;
b->next = 0;
b->hash = hash;
- strcpy ((char *) (b + 1), name);
+ 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 (char *) (b + 1);
+
+ fcstr_count += strlen((char *)s) + 1;
+ return strlen((char *)s) + 1;
+}
+
+static int
+FcStrNeededBytesAlign (void)
+{
+ return __alignof__ (char);
+}
+
+static FcBool
+FcStrEnsureBank (int bi)
+{
+ FcChar8 ** ss;
+
+ if (!static_strs || static_str_bank_count <= bi)
+ {
+ int new_count = bi + 4, i;
+ ss = realloc (static_strs, sizeof (const char *) * new_count);
+ if (!ss)
+ return FcFalse;
+
+ FcMemAlloc (FC_MEM_STRING, sizeof (const char *) * (new_count-static_str_bank_count));
+ static_strs = ss;
+
+ for (i = static_str_bank_count; i < new_count; i++)
+ static_strs[i] = 0;
+ static_str_bank_count = new_count;
+ }
+ return FcTrue;
+}
+
+static void *
+FcStrDistributeBytes (FcCache * metadata, void * block_ptr)
+{
+ int bi = FcCacheBankToIndex(metadata->bank);
+ if (!FcStrEnsureBank(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;
+ fcstr_ptr = 0;
+
+ return block_ptr;
+}
+
+static const FcChar8 *
+FcStrSerialize (int bank, const FcChar8 * s)
+{
+ FcChar32 hash = FcStringHash ((const FcChar8 *) s);
+ struct objectBucket **p;
+ struct objectBucket *b;
+ int bi = FcCacheBankToIndex(bank);
+
+ for (p = &FcStrBuckets[hash % OBJECT_HASH_SIZE]; (b = *p); p = &(b->next))
+ if (b->hash == hash && !strcmp ((char *)s, (char *) (b + 1)))
+ {
+ FcChar8 * t = *(FcChar8 **)(((FcChar8 *)(b + 1)) + strlen ((char *)s) + 1);
+ if (!t)
+ {
+ strcpy((char *)(static_strs[bi] + fcstr_ptr), (char *)s);
+ *(FcChar8 **)((FcChar8 *) (b + 1) + strlen((char *)s) + 1) = (static_strs[bi] + fcstr_ptr);
+ fcstr_ptr += strlen((char *)s) + 1;
+ t = *(FcChar8 **)(((FcChar8 *)(b + 1)) + strlen ((char *)s) + 1);
+ }
+ return t;
+ }
+ return 0;
+}
+
+static void *
+FcStrUnserialize (FcCache * metadata, void *block_ptr)
+{
+ int bi = FcCacheBankToIndex(metadata->bank);
+ if (!FcStrEnsureBank(bi))
+ return 0;
+
+ 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));
+
+ 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;
+}
+
+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)));
}
git.wh0rd.org / fontconfig.git / blobdiff