/*
- * $RCSId: xc/lib/fontconfig/src/fcpat.c,v 1.18 2002/09/18 17:11:46 tsi Exp $
- *
* Copyright © 2000 Keith Packard
*
* Permission to use, copy, modify, distribute, and sell this software and its
#include <string.h>
#include <assert.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);
static FcBool
FcStrHashed (const FcChar8 *name);
FcMemAlloc (FC_MEM_PATTERN, sizeof (FcPattern));
p->num = 0;
p->size = 0;
- p->elts = FcPatternEltPtrCreateDynamic(0);
- p->bank = FC_BANK_DYNAMIC;
+ p->elts_offset = FcPtrToOffset (p, NULL);
p->ref = 1;
return p;
}
FcValue
FcValueCanonicalize (const FcValue *v)
{
- if (v->type & FC_STORAGE_STATIC)
- {
- FcValue new = *v;
+ FcValue new;
- 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;
+ switch (v->type)
+ {
+ 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;
+ default:
+ new = *v;
+ break;
}
- return *v;
+ return new;
}
FcValue
FcValueListDestroy (FcValueListPtr l)
{
FcValueListPtr next;
- for (; FcValueListPtrU(l); l = next)
+ for (; l; l = next)
{
- switch (FcValueListPtrU(l)->value.type) {
+ switch (l->value.type) {
case FcTypeString:
- if (!FcStrHashed ((FcChar8 *)FcValueListPtrU(l)->value.u.s))
- FcStrFree ((FcChar8 *)FcValueListPtrU(l)->value.u.s);
+ if (!FcStrHashed ((FcChar8 *)l->value.u.s))
+ FcStrFree ((FcChar8 *)l->value.u.s);
break;
case FcTypeMatrix:
- FcMatrixFree ((FcMatrix *)FcValueListPtrU(l)->value.u.m);
+ FcMatrixFree ((FcMatrix *)l->value.u.m);
break;
case FcTypeCharSet:
FcCharSetDestroy
- ((FcCharSet *) (FcValueListPtrU(l)->value.u.c));
+ ((FcCharSet *) (l->value.u.c));
break;
case FcTypeLangSet:
FcLangSetDestroy
- ((FcLangSet *) (FcValueListPtrU(l)->value.u.l));
+ ((FcLangSet *) (l->value.u.l));
break;
default:
break;
}
- next = FcValueListPtrU(l)->next;
+ next = FcValueListNext(l);
FcMemFree (FC_MEM_VALLIST, sizeof (FcValueList));
- if (l.bank == FC_BANK_DYNAMIC)
- free(l.u.dyn);
+ free(l);
}
}
static FcBool
FcValueListEqual (FcValueListPtr la, FcValueListPtr lb)
{
- if (FcValueListPtrU(la) == FcValueListPtrU(lb))
+ if (la == lb)
return FcTrue;
- while (FcValueListPtrU(la) && FcValueListPtrU(lb))
+ while (la && lb)
{
- if (!FcValueEqual (FcValueListPtrU(la)->value,
- FcValueListPtrU(lb)->value))
+ if (!FcValueEqual (la->value, lb->value))
return FcFalse;
- la = FcValueListPtrU(la)->next;
- lb = FcValueListPtrU(lb)->next;
+ la = FcValueListNext(la);
+ lb = FcValueListNext(lb);
}
- if (FcValueListPtrU(la) || FcValueListPtrU(lb))
+ if (la || lb)
return FcFalse;
return FcTrue;
}
FcValueListHash (FcValueListPtr l)
{
FcChar32 hash = 0;
- FcValueList *l_ptrU;
- for (l_ptrU = FcValueListPtrU(l); l_ptrU;
- l_ptrU = FcValueListPtrU(l_ptrU->next))
+ for (; l; l = FcValueListNext(l))
{
- hash = ((hash << 1) | (hash >> 31)) ^ FcValueHash (&l_ptrU->value);
+ hash = ((hash << 1) | (hash >> 31)) ^ FcValueHash (&l->value);
}
return hash;
}
FcPatternDestroy (FcPattern *p)
{
int i;
+ FcPatternElt *elts;
if (p->ref == FC_REF_CONSTANT || --p->ref > 0)
return;
+ elts = FcPatternElts (p);
for (i = 0; i < p->num; i++)
- FcValueListDestroy ((FcPatternEltU(p->elts)+i)->values);
+ FcValueListDestroy (FcPatternEltValues(&elts[i]));
- p->num = 0;
- if (FcPatternEltU(p->elts) && p->elts.bank == FC_BANK_DYNAMIC)
- {
- FcMemFree (FC_MEM_PATELT, p->size * sizeof (FcPatternElt));
- free (FcPatternEltU(p->elts));
- p->elts = FcPatternEltPtrCreateDynamic(0);
- }
- p->size = 0;
+ FcMemFree (FC_MEM_PATELT, p->size * sizeof (FcPatternElt));
+ free (elts);
FcMemFree (FC_MEM_PATTERN, sizeof (FcPattern));
free (p);
}
static int
-FcPatternPosition (const FcPattern *p, const char *object)
+FcPatternObjectPosition (const FcPattern *p, FcObject object)
{
int low, high, mid, c;
- FcObjectPtr obj;
+ FcPatternElt *elts = FcPatternElts(p);
- obj = FcObjectToPtr(object);
low = 0;
high = p->num - 1;
c = 1;
while (low <= high)
{
mid = (low + high) >> 1;
- c = FcObjectPtrCompare((FcPatternEltU(p->elts)+mid)->object, obj);
+ c = elts[mid].object - object;
if (c == 0)
return mid;
if (c < 0)
}
FcPatternElt *
-FcPatternFindElt (const FcPattern *p, const char *object)
+FcPatternObjectFindElt (const FcPattern *p, FcObject object)
{
- int i = FcPatternPosition (p, object);
+ int i = FcPatternObjectPosition (p, object);
if (i < 0)
return 0;
- return FcPatternEltU(p->elts)+i;
+ return &FcPatternElts(p)[i];
}
FcPatternElt *
-FcPatternInsertElt (FcPattern *p, const char *object)
+FcPatternObjectInsertElt (FcPattern *p, FcObject object)
{
int i;
FcPatternElt *e;
- i = FcPatternPosition (p, object);
+ i = FcPatternObjectPosition (p, object);
if (i < 0)
{
i = -i - 1;
if (p->num + 1 >= p->size)
{
int s = p->size + 16;
- if (FcPatternEltU(p->elts))
+ if (p->size)
{
- FcPatternElt *e0 = FcPatternEltU(p->elts);
+ FcPatternElt *e0 = FcPatternElts(p);
e = (FcPatternElt *) realloc (e0, s * sizeof (FcPatternElt));
if (!e) /* maybe it was mmapped */
{
e = (FcPatternElt *) malloc (s * sizeof (FcPatternElt));
if (!e)
return FcFalse;
- p->elts = FcPatternEltPtrCreateDynamic(e);
+ p->elts_offset = FcPtrToOffset (p, e);
if (p->size)
FcMemFree (FC_MEM_PATELT, p->size * sizeof (FcPatternElt));
FcMemAlloc (FC_MEM_PATELT, s * sizeof (FcPatternElt));
while (p->size < s)
{
- (FcPatternEltU(p->elts)+p->size)->object = 0;
- (FcPatternEltU(p->elts)+p->size)->values =
- FcValueListPtrCreateDynamic(0);
+ e[p->size].object = 0;
+ e[p->size].values = NULL;
p->size++;
}
}
+ e = FcPatternElts(p);
/* move elts up */
- memmove (FcPatternEltU(p->elts) + i + 1,
- FcPatternEltU(p->elts) + i,
+ memmove (e + i + 1,
+ e + i,
sizeof (FcPatternElt) *
(p->num - i));
/* bump count */
p->num++;
- (FcPatternEltU(p->elts)+i)->object = FcObjectToPtr (object);
- (FcPatternEltU(p->elts)+i)->values = FcValueListPtrCreateDynamic(0);
+ e[i].object = object;
+ e[i].values = NULL;
}
- return FcPatternEltU(p->elts)+i;
+ return FcPatternElts(p) + i;
}
FcBool
FcPatternEqual (const FcPattern *pa, const FcPattern *pb)
{
int i;
+ FcPatternElt *pae, *pbe;
if (pa == pb)
return FcTrue;
if (pa->num != pb->num)
return FcFalse;
+ pae = FcPatternElts(pa);
+ pbe = FcPatternElts(pb);
for (i = 0; i < pa->num; i++)
{
- if (FcObjectPtrCompare((FcPatternEltU(pa->elts)+i)->object,
- (FcPatternEltU(pb->elts)+i)->object) != 0)
+ if (pae[i].object != pbe[i].object)
return FcFalse;
- if (!FcValueListEqual ((FcPatternEltU(pa->elts)+i)->values,
- (FcPatternEltU(pb->elts)+i)->values))
+ if (!FcValueListEqual (FcPatternEltValues(&pae[i]),
+ FcPatternEltValues(&pbe[i])))
return FcFalse;
}
return FcTrue;
{
int i;
FcChar32 h = 0;
+ FcPatternElt *pe = FcPatternElts(p);
for (i = 0; i < p->num; i++)
{
h = (((h << 1) | (h >> 31)) ^
- FcStringHash ((FcChar8 *)FcObjectPtrU ((FcPatternEltU(p->elts)+i)->object)) ^
- FcValueListHash ((FcPatternEltU(p->elts)+i)->values));
+ pe[i].object ^
+ FcValueListHash (FcPatternEltValues(&pe[i])));
}
return h;
}
for (i = 0; i < os->nobject; i++)
{
- ea = FcPatternFindElt (pai, os->objects[i]);
- eb = FcPatternFindElt (pbi, os->objects[i]);
+ FcObject object = FcObjectFromName (os->objects[i]);
+ ea = FcPatternObjectFindElt (pai, object);
+ eb = FcPatternObjectFindElt (pbi, object);
if (ea)
{
if (!eb)
return FcFalse;
- if (!FcValueListEqual (ea->values, eb->values))
+ if (!FcValueListEqual (FcPatternEltValues(ea), FcPatternEltValues(eb)))
return FcFalse;
}
else
}
FcBool
-FcPatternAddWithBinding (FcPattern *p,
- const char *object,
- FcValue value,
- FcValueBinding binding,
- FcBool append)
+FcPatternObjectAddWithBinding (FcPattern *p,
+ FcObject object,
+ FcValue value,
+ FcValueBinding binding,
+ FcBool append)
{
FcPatternElt *e;
FcValueListPtr new, *prev;
- FcValueList *newp;
- FcObjectPtr objectPtr;
if (p->ref == FC_REF_CONSTANT)
goto bail0;
- newp = malloc (sizeof (FcValueList));
- if (!newp)
+ new = malloc (sizeof (FcValueList));
+ if (!new)
goto bail0;
- memset(newp, 0, sizeof (FcValueList));
- new = FcValueListPtrCreateDynamic(newp);
+ memset(new, 0, sizeof (FcValueList));
FcMemAlloc (FC_MEM_VALLIST, sizeof (FcValueList));
/* dup string */
if (value.type == FcTypeString)
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);
+ /*
+ * Make sure the stored type is valid for built-in objects
+ */
+ if (!FcObjectValidType (object, value.type))
+ goto bail1;
+
+ new->value = value;
+ new->binding = binding;
+ new->next = NULL;
- e = FcPatternInsertElt (p, object);
+ e = FcPatternObjectInsertElt (p, object);
if (!e)
goto bail2;
if (append)
{
- for (prev = &e->values; FcValueListPtrU(*prev); prev = &FcValueListPtrU(*prev)->next)
+ for (prev = &e->values; *prev; prev = &(*prev)->next)
;
*prev = new;
}
else
{
- FcValueListPtrU(new)->next = e->values;
+ new->next = e->values;
e->values = new;
}
return FcTrue;
bail2:
- switch (value.type) {
- case FcTypeString:
- FcStrFree ((FcChar8 *) value.u.s);
- break;
- case FcTypeMatrix:
- FcMatrixFree ((FcMatrix *) value.u.m);
- break;
- case FcTypeCharSet:
- FcCharSetDestroy ((FcCharSet *) value.u.c);
- break;
- case FcTypeLangSet:
- FcLangSetDestroy ((FcLangSet *) value.u.l);
- break;
- default:
- break;
- }
+ FcValueDestroy (value);
bail1:
FcMemFree (FC_MEM_VALLIST, sizeof (FcValueList));
- free (FcValueListPtrU(new));
+ free (new);
bail0:
return FcFalse;
}
+FcBool
+FcPatternObjectAdd (FcPattern *p, FcObject object, FcValue value, FcBool append)
+{
+ return FcPatternObjectAddWithBinding (p, object,
+ value, FcValueBindingStrong, append);
+}
+
FcBool
FcPatternAdd (FcPattern *p, const char *object, FcValue value, FcBool append)
{
- return FcPatternAddWithBinding (p, object, value, FcValueBindingStrong, append);
+ return FcPatternObjectAddWithBinding (p, FcObjectFromName (object),
+ value, FcValueBindingStrong, append);
}
FcBool
FcPatternAddWeak (FcPattern *p, const char *object, FcValue value, FcBool append)
{
- return FcPatternAddWithBinding (p, object, value, FcValueBindingWeak, append);
+ return FcPatternObjectAddWithBinding (p, FcObjectFromName (object),
+ value, FcValueBindingWeak, append);
}
FcBool
-FcPatternDel (FcPattern *p, const char *object)
+FcPatternObjectDel (FcPattern *p, FcObject object)
{
FcPatternElt *e;
- e = FcPatternFindElt (p, object);
+ e = FcPatternObjectFindElt (p, object);
if (!e)
return FcFalse;
/* shuffle existing ones down */
memmove (e, e+1,
- (FcPatternEltU(p->elts) + p->num - (e + 1)) *
+ (FcPatternElts(p) + p->num - (e + 1)) *
sizeof (FcPatternElt));
p->num--;
- (FcPatternEltU(p->elts)+p->num)->object = 0;
- (FcPatternEltU(p->elts)+p->num)->values = FcValueListPtrCreateDynamic(0);
+ e = FcPatternElts(p) + p->num;
+ e->object = 0;
+ e->values = NULL;
return FcTrue;
}
+FcBool
+FcPatternDel (FcPattern *p, const char *object)
+{
+ return FcPatternObjectDel (p, FcObjectFromName (object));
+}
+
FcBool
FcPatternRemove (FcPattern *p, const char *object, int id)
{
FcPatternElt *e;
FcValueListPtr *prev, l;
- e = FcPatternFindElt (p, object);
+ e = FcPatternObjectFindElt (p, FcObjectFromName (object));
if (!e)
return FcFalse;
- for (prev = &e->values;
- FcValueListPtrU(l = *prev);
- prev = &FcValueListPtrU(l)->next)
+ for (prev = &e->values; (l = *prev); prev = &l->next)
{
if (!id)
{
- *prev = FcValueListPtrU(l)->next;
- FcValueListPtrU(l)->next = FcValueListPtrCreateDynamic(0);
+ *prev = l->next;
+ l->next = NULL;
FcValueListDestroy (l);
- if (!FcValueListPtrU(e->values))
+ if (!e->values)
FcPatternDel (p, object);
return FcTrue;
}
}
FcBool
-FcPatternAddInteger (FcPattern *p, const char *object, int i)
+FcPatternObjectAddInteger (FcPattern *p, FcObject object, int i)
{
FcValue v;
v.type = FcTypeInteger;
v.u.i = i;
- return FcPatternAdd (p, object, v, FcTrue);
+ return FcPatternObjectAdd (p, object, v, FcTrue);
}
FcBool
-FcPatternAddDouble (FcPattern *p, const char *object, double d)
+FcPatternAddInteger (FcPattern *p, const char *object, int i)
+{
+ return FcPatternObjectAddInteger (p, FcObjectFromName (object), i);
+}
+
+FcBool
+FcPatternObjectAddDouble (FcPattern *p, FcObject object, double d)
{
FcValue v;
v.type = FcTypeDouble;
v.u.d = d;
- return FcPatternAdd (p, object, v, FcTrue);
+ return FcPatternObjectAdd (p, object, v, FcTrue);
}
FcBool
-FcPatternAddString (FcPattern *p, const char *object, const FcChar8 *s)
+FcPatternAddDouble (FcPattern *p, const char *object, double d)
+{
+ return FcPatternObjectAddDouble (p, FcObjectFromName (object), d);
+}
+
+FcBool
+FcPatternObjectAddString (FcPattern *p, FcObject object, const FcChar8 *s)
{
FcValue v;
{
v.type = FcTypeVoid;
v.u.s = 0;
- return FcPatternAdd (p, object, v, FcTrue);
+ return FcPatternObjectAdd (p, object, v, FcTrue);
}
v.type = FcTypeString;
v.u.s = FcStrStaticName(s);
- return FcPatternAdd (p, object, v, FcTrue);
+ return FcPatternObjectAdd (p, object, v, FcTrue);
+}
+
+FcBool
+FcPatternAddString (FcPattern *p, const char *object, const FcChar8 *s)
+{
+ return FcPatternObjectAddString (p, FcObjectFromName (object), s);
}
FcBool
FcBool
-FcPatternAddBool (FcPattern *p, const char *object, FcBool b)
+FcPatternObjectAddBool (FcPattern *p, FcObject object, FcBool b)
{
FcValue v;
v.type = FcTypeBool;
v.u.b = b;
- return FcPatternAdd (p, object, v, FcTrue);
+ return FcPatternObjectAdd (p, object, v, FcTrue);
+}
+
+FcBool
+FcPatternAddBool (FcPattern *p, const char *object, FcBool b)
+{
+ return FcPatternObjectAddBool (p, FcObjectFromName (object), b);
}
FcBool
}
FcResult
-FcPatternGet (const FcPattern *p, const char *object, int id, FcValue *v)
+FcPatternObjectGet (const FcPattern *p, FcObject object, int id, FcValue *v)
{
FcPatternElt *e;
FcValueListPtr l;
- e = FcPatternFindElt (p, object);
+ e = FcPatternObjectFindElt (p, object);
if (!e)
return FcResultNoMatch;
- for (l = e->values; FcValueListPtrU(l); l = FcValueListPtrU(l)->next)
+ for (l = FcPatternEltValues(e); l; l = FcValueListNext(l))
{
if (!id)
{
- *v = FcValueCanonicalize(&FcValueListPtrU(l)->value);
+ *v = FcValueCanonicalize(&l->value);
return FcResultMatch;
}
id--;
}
FcResult
-FcPatternGetInteger (const FcPattern *p, const char *object, int id, int *i)
+FcPatternGet (const FcPattern *p, const char *object, int id, FcValue *v)
+{
+ return FcPatternObjectGet (p, FcObjectFromName (object), id, v);
+}
+
+FcResult
+FcPatternObjectGetInteger (const FcPattern *p, FcObject object, int id, int *i)
{
FcValue v;
FcResult r;
- r = FcPatternGet (p, object, id, &v);
+ r = FcPatternObjectGet (p, object, id, &v);
if (r != FcResultMatch)
return r;
switch (v.type) {
}
FcResult
-FcPatternGetDouble (const FcPattern *p, const char *object, int id, double *d)
+FcPatternGetInteger (const FcPattern *p, const char *object, int id, int *i)
+{
+ return FcPatternObjectGetInteger (p, FcObjectFromName (object), id, i);
+}
+
+
+FcResult
+FcPatternObjectGetDouble (const FcPattern *p, FcObject object, int id, double *d)
{
FcValue v;
FcResult r;
- r = FcPatternGet (p, object, id, &v);
+ r = FcPatternObjectGet (p, object, id, &v);
if (r != FcResultMatch)
return r;
switch (v.type) {
}
FcResult
-FcPatternGetString (const FcPattern *p, const char *object, int id, FcChar8 ** s)
+FcPatternGetDouble (const FcPattern *p, const char *object, int id, double *d)
+{
+ return FcPatternObjectGetDouble (p, FcObjectFromName (object), id, d);
+}
+
+FcResult
+FcPatternObjectGetString (const FcPattern *p, FcObject object, int id, FcChar8 ** s)
{
FcValue v;
FcResult r;
- r = FcPatternGet (p, object, id, &v);
+ r = FcPatternObjectGet (p, object, id, &v);
if (r != FcResultMatch)
return r;
if (v.type != FcTypeString)
return FcResultMatch;
}
+FcResult
+FcPatternGetString (const FcPattern *p, const char *object, int id, FcChar8 ** s)
+{
+ return FcPatternObjectGetString (p, FcObjectFromName (object), id, s);
+}
+
FcResult
FcPatternGetMatrix(const FcPattern *p, const char *object, int id, FcMatrix **m)
{
if (!new)
goto bail0;
- e = FcPatternEltU(orig->elts);
+ e = FcPatternElts(orig);
for (i = 0; i < orig->num; i++)
{
- for (l = (e + i)->values;
- FcValueListPtrU(l);
- l = FcValueListPtrU(l)->next)
- if (!FcPatternAdd (new, FcObjectPtrU((e + i)->object),
- FcValueCanonicalize(&FcValueListPtrU(l)->value),
- FcTrue))
+ for (l = FcPatternEltValues(e + i); l; l = FcValueListNext(l))
+ if (!FcPatternObjectAdd (new, e[i].object,
+ FcValueCanonicalize(&l->value),
+ FcTrue))
goto bail1;
}
for (i = 0; i < s->num; i++)
{
- e = FcPatternEltU(s->elts)+i;
- for (v = e->values; FcValueListPtrU(v);
- v = FcValueListPtrU(v)->next)
+ e = FcPatternElts(s)+i;
+ for (v = FcPatternEltValues(e); v; v = FcValueListNext(v))
{
- if (!FcPatternAddWithBinding (p, FcObjectPtrU(e->object),
- FcValueCanonicalize(&FcValueListPtrU(v)->value),
- FcValueListPtrU(v)->binding, FcTrue))
+ if (!FcPatternObjectAddWithBinding (p, e->object,
+ FcValueCanonicalize(&v->value),
+ v->binding, FcTrue))
return FcFalse;
}
}
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 fc_alignof (FcPattern) + fc_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)
+FcBool
+FcPatternSerializeAlloc (FcSerialize *serialize, const FcPattern *pat)
{
- 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));
+ int i;
+ FcPatternElt *elts = FcPatternElts(pat);
- 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;
+ if (!FcSerializeAlloc (serialize, pat, sizeof (FcPattern)))
+ return FcFalse;
+ if (!FcSerializeAlloc (serialize, elts, pat->num * sizeof (FcPatternElt)))
+ return FcFalse;
+ for (i = 0; i < pat->num; i++)
+ if (!FcValueListSerializeAlloc (serialize, FcPatternEltValues(elts+i)))
+ return FcFalse;
+ return FcTrue;
}
FcPattern *
-FcPatternSerialize (int bank, FcPattern *old)
+FcPatternSerialize (FcSerialize *serialize, const FcPattern *pat)
{
- 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;
+ FcPattern *pat_serialized;
+ FcPatternElt *elts = FcPatternElts (pat);
+ FcPatternElt *elts_serialized;
+ FcValueList *values_serialized;
+ int i;
- fcpatternelt_ptr += old->num;
+ pat_serialized = FcSerializePtr (serialize, pat);
+ if (!pat_serialized)
+ return NULL;
+ *pat_serialized = *pat;
+ pat_serialized->size = pat->num;
+ pat_serialized->ref = FC_REF_CONSTANT;
+
+ elts_serialized = FcSerializePtr (serialize, elts);
+ if (!elts_serialized)
+ return NULL;
+
+ pat_serialized->elts_offset = FcPtrToOffset (pat_serialized,
+ elts_serialized);
- for (e = FcPatternEltU(old->elts), i=0; i < old->num; i++, e++)
+ for (i = 0; i < pat->num; i++)
{
- 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;
+ values_serialized = FcValueListSerialize (serialize, FcPatternEltValues (elts+i));
+ if (!values_serialized)
+ return NULL;
+ elts_serialized[i].object = elts[i].object;
+ elts_serialized[i].values = FcPtrToEncodedOffset (&elts_serialized[i],
+ values_serialized,
+ FcValueList);
}
-
- 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();
+ return pat_serialized;
}
-static int
-FcValueListNeededBytes (FcValueList *p)
+FcBool
+FcValueListSerializeAlloc (FcSerialize *serialize, const FcValueList *vl)
{
- FcValueList *vl;
- int cum = 0;
-
- for (vl = p;
- vl;
- vl = FcValueListPtrU(vl->next))
+ while (vl)
{
- /* unserialize just in case */
- FcValue v = FcValueCanonicalize(&vl->value);
-
- switch (v.type)
- {
+ if (!FcSerializeAlloc (serialize, vl, sizeof (FcValueList)))
+ return FcFalse;
+ switch (vl->value.type) {
+ case FcTypeString:
+ if (!FcStrSerializeAlloc (serialize, vl->value.u.s))
+ return FcFalse;
+ break;
case FcTypeCharSet:
- cum += FcCharSetNeededBytes(v.u.c);
+ if (!FcCharSetSerializeAlloc (serialize, vl->value.u.c))
+ return FcFalse;
break;
case FcTypeLangSet:
- cum += FcLangSetNeededBytes(v.u.l);
+ if (!FcLangSetSerializeAlloc (serialize, vl->value.u.l))
+ return FcFalse;
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() + fc_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;
+ vl = vl->next;
}
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)
+FcValueList *
+FcValueListSerialize (FcSerialize *serialize, const FcValueList *vl)
{
- 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);
+ FcValueList *vl_serialized;
+ FcChar8 *s_serialized;
+ FcCharSet *c_serialized;
+ FcLangSet *l_serialized;
+ FcValueList *head_serialized = NULL;
+ FcValueList *prev_serialized = NULL;
- 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++)
+ while (vl)
{
- 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);
+ vl_serialized = FcSerializePtr (serialize, vl);
+ if (!vl_serialized)
+ return NULL;
+
+ if (prev_serialized)
+ prev_serialized->next = FcPtrToEncodedOffset (prev_serialized,
+ vl_serialized,
+ FcValueList);
+ else
+ head_serialized = vl_serialized;
+
+ vl_serialized->next = NULL;
+ vl_serialized->value = vl->value;
+ switch (vl->value.type) {
+ case FcTypeString:
+ s_serialized = FcStrSerialize (serialize, vl->value.u.s);
+ if (!s_serialized)
+ return NULL;
+ vl_serialized->value.u.s = FcPtrToEncodedOffset (&vl_serialized->value,
+ s_serialized,
+ FcChar8);
+ break;
+ case FcTypeCharSet:
+ c_serialized = FcCharSetSerialize (serialize, vl->value.u.c);
+ if (!c_serialized)
+ return NULL;
+ vl_serialized->value.u.c = FcPtrToEncodedOffset (&vl_serialized->value,
+ c_serialized,
+ FcCharSet);
+ break;
+ case FcTypeLangSet:
+ l_serialized = FcLangSetSerialize (serialize, vl->value.u.l);
+ if (!l_serialized)
+ return NULL;
+ vl_serialized->value.u.l = FcPtrToEncodedOffset (&vl_serialized->value,
+ l_serialized,
+ FcLangSet);
+ break;
+ default:
+ break;
}
- FcStrBuckets[i] = 0;
- }
-
- fcstr_count = 0;
-}
-
-static int
-FcStrNeededBytes (const FcChar8 * s)
-{
- FcChar32 hash = FcStringHash ((const FcChar8 *) s);
- struct objectBucket **p;
- struct objectBucket *b;
- int size;
- FcChar8 *const null = 0;
-
- 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 -1;
- 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. */
- /* Misaligned pointers are not guaranteed to work, either! */
- memcpy (((char *) (b + 1) + strlen((char *)s) + 1), &null, sizeof (null));
- *p = b;
-
- fcstr_count += strlen((char *)s) + 1;
- return strlen((char *)s) + 1;
-}
-
-static int
-FcStrNeededBytesAlign (void)
-{
- return fc_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;
+ vl = vl->next;
}
- 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;
- memcpy (&t, ((FcChar8 *)(b + 1)) + strlen ((char *)s) + 1, sizeof (FcChar8 *));
- if (!t)
- {
- strcpy((char *)(static_strs[bi] + fcstr_ptr), (char *)s);
- t = static_strs[bi] + fcstr_ptr;
- memcpy ((FcChar8 *) (b + 1) + strlen((char *)s) + 1, &t, sizeof (FcChar8 *));
- fcstr_ptr += strlen((char *)s) + 1;
- memcpy (&t, ((FcChar8 *)(b + 1)) + strlen ((char *)s) + 1, sizeof (FcChar8 *));
- }
- 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;
+ return head_serialized;
}
git.wh0rd.org / fontconfig.git / blobdiff