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* src/gxvalid/gxvbsln.c (GXV_BSLN_VALUE_EMPTY): Add `U'. 

* src/gxvalid/gxmort1.c (GXV_MORT_SUBTABLE_TYPE1_HEADER_SIZE),
src/gxvalid/gxmort2.c (GXV_MORT_SUBTABLE_TYPE2_HEADER_SIZE): Fix
typo.

* src/gxvalid/gxvmorx0.c, src/gxvalid/gxvmorx1.c,
src/gxvalid/gxvmorx2.c, src/gxvalid/gxvmorx4.c,
src/gxvalid/gxvmorx5.c, src/gxvalid/gxvmort.c: Improve tracing
messages.
Decorate constants with `U' and `L' where appropriate.
Fix compiler warnings.

Formatting.
This commit is contained in:
Werner Lemberg 2005-09-01 07:33:03 +00:00
parent a4aa1c5bee
commit 4a7f0b1c7a
12 changed files with 318 additions and 180 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

15
ChangeLog
View File

@ -1,3 +1,18 @@
2005-09-01 Werner Lemberg <wl@gnu.org>
* src/gxvalid/gxvbsln.c (GXV_BSLN_VALUE_EMPTY): Add `U'.
* src/gxvalid/gxmort1.c (GXV_MORT_SUBTABLE_TYPE1_HEADER_SIZE),
src/gxvalid/gxmort2.c (GXV_MORT_SUBTABLE_TYPE2_HEADER_SIZE): Fix
typo.
* src/gxvalid/gxvmorx0.c, src/gxvalid/gxvmorx1.c,
src/gxvalid/gxvmorx2.c, src/gxvalid/gxvmorx4.c,
src/gxvalid/gxvmorx5.c, src/gxvalid/gxvmort.c: Improve tracing
messages.
Decorate constants with `U' and `L' where appropriate.
Fix compiler warnings.
2005-08-31 Werner Lemberg <wl@gnu.org>
* src/truetype/ttgload.c (load_truetype_glyph): Fix typo.

3
src/gxvalid/gxvbsln.c
View File

@ -47,7 +47,7 @@
/*************************************************************************/
#define GXV_BSLN_VALUE_COUNT 32
#define GXV_BSLN_VALUE_EMPTY 0xFFFF
#define GXV_BSLN_VALUE_EMPTY 0xFFFFU
typedef struct GXV_bsln_DataRec_
@ -57,6 +57,7 @@
} GXV_bsln_DataRec, *GXV_bsln_Data;
#define GXV_BSLN_DATA( field ) GXV_TABLE_DATA( bsln, field )

3
src/gxvalid/gxvlcar.c
View File

@ -52,7 +52,8 @@
} GXV_lcar_DataRec, *GXV_lcar_Data;
#define GXV_LCAR_DATA(FIELD) GXV_TABLE_DATA( lcar, FIELD )
#define GXV_LCAR_DATA( FIELD ) GXV_TABLE_DATA( lcar, FIELD )
/*************************************************************************/

3
src/gxvalid/gxvmort1.c
View File

@ -46,7 +46,8 @@
} GXV_mort_subtable_type1_StateOptRec,
*GXV_mort_subtable_type1_StateOptRecData;
#define GXV_MORT_SUBTABLE_TYPE1_HEADER_SIZE GXV_STATETABLE_HEADER_SIZE + 2
#define GXV_MORT_SUBTABLE_TYPE1_HEADER_SIZE \
( GXV_STATETABLE_HEADER_SIZE + 2 )
static void

2
src/gxvalid/gxvmort2.c
View File

@ -51,7 +51,7 @@
*GXV_mort_subtable_type2_StateOptRecData;
#define GXV_MORT_SUBTABLE_TYPE2_HEADER_SIZE \
GXV_STATETABLE_HEADER_SIZE + 2 + 2 + 2
( GXV_STATETABLE_HEADER_SIZE + 2 + 2 + 2 )
static void

37
src/gxvalid/gxvmorx.c
View File

@ -16,14 +16,17 @@
/***************************************************************************/
/***************************************************************************/
/* */
/* gxvalid is derived from both gxlayout module and otvalid module. */
/* Development of gxlayout was support of Information-technology Promotion */
/* Agency(IPA), Japan. */
/* Development of gxlayout is supported by the Information-technology */
/* Promotion Agency(IPA), Japan. */
/* */
/***************************************************************************/
#include "gxvmorx.h"
/*************************************************************************/
/* */
/* The macro FT_COMPONENT is used in trace mode. It is an implicit */
@ -40,8 +43,9 @@
FT_UShort nSubtables,
GXV_Validator valid )
{
FT_Bytes p = table;
GXV_Validate_Func fmt_funcs_table [] =
FT_Bytes p = table;
GXV_Validate_Func fmt_funcs_table[] =
{
gxv_morx_subtable_type0_validate, /* 0 */
gxv_morx_subtable_type1_validate, /* 1 */
@ -51,11 +55,14 @@
gxv_morx_subtable_type5_validate, /* 5 */
};
GXV_Validate_Func func;
GXV_Validate_Func func;
FT_UShort i;
GXV_NAME_ENTER(( "subtables in a chain" ));
GXV_NAME_ENTER( "subtables in a chain" );
for ( i = 0; i < nSubtables; i++ )
{
FT_ULong length;
@ -71,7 +78,7 @@
subFeatureFlags = FT_NEXT_ULONG( p );
GXV_TRACE(( "validate chain subtable %d/%d (%d bytes)\n",
i + 1, nSubtables, length ));
i + 1, nSubtables, length ));
type = coverage & 0x0007;
rest = length - ( 4 + 4 + 4 );
@ -92,7 +99,8 @@
p += rest;
}
valid->subtable_length = ( p - table );
valid->subtable_length = p - table;
GXV_EXIT;
}
@ -102,11 +110,11 @@
FT_Bytes limit,
GXV_Validator valid )
{
FT_Bytes p = table;
FT_ULong defaultFlags;
FT_ULong chainLength;
FT_ULong nFeatureFlags;
FT_ULong nSubtables;
FT_Bytes p = table;
FT_ULong defaultFlags;
FT_ULong chainLength;
FT_ULong nFeatureFlags;
FT_ULong nSubtables;
GXV_NAME_ENTER( "morx chain header" );
@ -126,6 +134,7 @@
GXV_EXIT;
}
FT_LOCAL_DEF( void )
gxv_morx_validate( FT_Bytes table,
FT_Face face,
@ -150,7 +159,7 @@
version = FT_NEXT_ULONG( p );
nChains = FT_NEXT_ULONG( p );
if (version != 0x00020000)
if ( version != 0x00020000UL )
FT_INVALID_FORMAT;
for ( i = 0; i < nChains; i++ )

9
src/gxvalid/gxvmorx.h
View File

@ -16,11 +16,14 @@
/***************************************************************************/
/***************************************************************************/
/* */
/* gxvalid is derived from both gxlayout module and otvalid module. */
/* Development of gxlayout was support of Information-technology Promotion */
/* Agency(IPA), Japan. */
/* Development of gxlayout is supported by the Information-technology */
/* Promotion Agency(IPA), Japan. */
/* */
/***************************************************************************/
#ifndef __GXVMORX_H_
#define __GXVMORX_H_
@ -58,7 +61,7 @@
GXV_Validator valid );
#endif /* Not def: __GXVMORX_H__ */
#endif /* __GXVMORX_H__ */
/* END */

49
src/gxvalid/gxvmorx0.c
View File

@ -17,13 +17,17 @@
/***************************************************************************/
/***************************************************************************/
/* */
/* gxvalid is derived from both gxlayout module and otvalid module. */
/* Development of gxlayout was support of Information-technology Promotion */
/* Agency(IPA), Japan. */
/* Development of gxlayout is supported by the Information-technology */
/* Promotion Agency(IPA), Japan. */
/* */
/***************************************************************************/
#include "gxvmorx.h"
/*************************************************************************/
/* */
/* The macro FT_COMPONENT is used in trace mode. It is an implicit */
@ -35,22 +39,27 @@
static void
gxv_morx_subtable_type0_entry_validate( FT_UShort state,
FT_UShort flags,
GXV_XStateTable_GlyphOffsetDesc
glyphOffset,
FT_Bytes table,
FT_Bytes limit,
GXV_Validator valid )
gxv_morx_subtable_type0_entry_validate(
FT_UShort state,
FT_UShort flags,
GXV_XStateTable_GlyphOffsetDesc glyphOffset,
FT_Bytes table,
FT_Bytes limit,
GXV_Validator valid )
{
FT_UShort markFirst;
FT_UShort dontAdvance;
FT_UShort markLast;
FT_UShort reserved;
FT_UShort verb;
FT_UShort markFirst;
FT_UShort dontAdvance;
FT_UShort markLast;
FT_UShort reserved;
FT_UShort verb;
FT_UNUSED( state );
FT_UNUSED( glyphOffset );
FT_UNUSED( table );
FT_UNUSED( limit );
markFirst = flags / 0x8000;
markFirst = flags / 0x8000U;
dontAdvance = ( flags & 0x4000 ) / 0x4000;
markLast = ( flags & 0x2000 ) / 0x2000;
reserved = flags & 0x1FF0;
@ -63,6 +72,7 @@
}
}
static void
gxv_morx_subtable_type0_validate( FT_Bytes table,
FT_Bytes limit,
@ -70,7 +80,9 @@
{
FT_Bytes p = table;
GXV_NAME_ENTER( "morx chain subtable type0 (Indic-Script Rearrangement)" );
GXV_NAME_ENTER(
"morx chain subtable type0 (Indic-Script Rearrangement)" );
GXV_LIMIT_CHECK( GXV_STATETABLE_HEADER_SIZE );
@ -78,8 +90,11 @@
valid->xstatetable.optdata_load_func = NULL;
valid->xstatetable.subtable_setup_func = NULL;
valid->xstatetable.entry_glyphoffset_fmt = GXV_GLYPHOFFSET_NONE;
valid->xstatetable.entry_validate_func = gxv_morx_subtable_type0_entry_validate;
valid->xstatetable.entry_validate_func =
gxv_morx_subtable_type0_entry_validate;
gxv_XStateTable_validate( p, limit, valid );
GXV_EXIT;
}

120
src/gxvalid/gxvmorx1.c
View File

@ -17,13 +17,17 @@
/***************************************************************************/
/***************************************************************************/
/* */
/* gxvalid is derived from both gxlayout module and otvalid module. */
/* Development of gxlayout was support of Information-technology Promotion */
/* Agency(IPA), Japan. */
/* Development of gxlayout is supported by the Information-technology */
/* Promotion Agency(IPA), Japan. */
/* */
/***************************************************************************/
#include "gxvmorx.h"
/*************************************************************************/
/* */
/* The macro FT_COMPONENT is used in trace mode. It is an implicit */
@ -43,15 +47,21 @@
} GXV_morx_subtable_type1_StateOptRec,
*GXV_morx_subtable_type1_StateOptRecData;
#define GXV_MORX_SUBTABLE_TYPE1_HEADER_SIZE ( GXV_STATETABLE_HEADER_SIZE + 2 )
#define GXV_MORX_SUBTABLE_TYPE1_HEADER_SIZE \
( GXV_STATETABLE_HEADER_SIZE + 2 )
static void
gxv_morx_subtable_type1_substitutionTable_load( FT_Bytes table,
FT_Bytes limit,
GXV_Validator valid )
{
FT_Bytes p = table;
GXV_morx_subtable_type1_StateOptRecData optdata = valid->xstatetable.optdata;
FT_Bytes p = table;
GXV_morx_subtable_type1_StateOptRecData optdata =
valid->xstatetable.optdata;
GXV_LIMIT_CHECK( 2 );
optdata->substitutionTable = FT_NEXT_USHORT( p );
@ -71,7 +81,9 @@
FT_ULong o[4];
FT_ULong *l[4];
FT_ULong buff[5];
GXV_morx_subtable_type1_StateOptRecData optdata = valid->xstatetable.optdata;
GXV_morx_subtable_type1_StateOptRecData optdata =
valid->xstatetable.optdata;
o[0] = classTable;
@ -88,30 +100,37 @@
static void
gxv_morx_subtable_type1_entry_validate( FT_UShort state,
FT_UShort flags,
GXV_StateTable_GlyphOffsetDesc
glyphOffset,
FT_Bytes table,
FT_Bytes limit,
GXV_Validator valid )
gxv_morx_subtable_type1_entry_validate(
FT_UShort state,
FT_UShort flags,
GXV_StateTable_GlyphOffsetDesc glyphOffset,
FT_Bytes table,
FT_Bytes limit,
GXV_Validator valid )
{
FT_UShort setMark;
FT_UShort dontAdvance;
FT_UShort reserved;
FT_Short markIndex;
FT_Short currentIndex;
GXV_morx_subtable_type1_StateOptRecData optdata = valid->xstatetable.optdata;
FT_UShort setMark;
FT_UShort dontAdvance;
FT_UShort reserved;
FT_Short markIndex;
FT_Short currentIndex;
GXV_morx_subtable_type1_StateOptRecData optdata =
valid->xstatetable.optdata;
FT_UNUSED( state );
FT_UNUSED( table );
FT_UNUSED( limit );
setMark = flags / 0x8000;
setMark = flags / 0x8000U;
dontAdvance = ( flags & 0x4000 ) / 0x4000;
reserved = flags & 0x3FFF;
markIndex = GXV_USHORT_TO_SHORT( glyphOffset.ul / 0x00010000 );
currentIndex = GXV_USHORT_TO_SHORT( glyphOffset.ul & 0x0000FFFF );
markIndex = GXV_USHORT_TO_SHORT( glyphOffset.ul / 0x00010000UL );
currentIndex = GXV_USHORT_TO_SHORT( glyphOffset.ul & 0x0000FFFFUL );
GXV_TRACE(( " setMark=%01d dontAdvance=%01d\n",
setMark, dontAdvance ));
setMark, dontAdvance ));
if ( 0 < reserved )
{
GXV_TRACE(( " non-zero bits found in reserved range\n" ));
@ -119,14 +138,14 @@
FT_INVALID_DATA;
}
GXV_TRACE(( "markIndex = %d, currentIndex = %d\n", markIndex, currentIndex ));
GXV_TRACE(( "markIndex = %d, currentIndex = %d\n",
markIndex, currentIndex ));
if ( optdata->substitutionTable_num_lookupTables < markIndex + 1 )
optdata->substitutionTable_num_lookupTables = markIndex + 1;
if ( optdata->substitutionTable_num_lookupTables < currentIndex + 1 )
optdata->substitutionTable_num_lookupTables = currentIndex + 1;
}
@ -142,10 +161,11 @@
static GXV_LookupValueDesc
gxv_morx_subtable_type1_LookupFmt4_transit( FT_UShort relative_gindex,
GXV_LookupValueDesc base_value,
FT_Bytes lookuptbl_limit,
GXV_Validator valid )
gxv_morx_subtable_type1_LookupFmt4_transit(
FT_UShort relative_gindex,
GXV_LookupValueDesc base_value,
FT_Bytes lookuptbl_limit,
GXV_Validator valid )
{
FT_Bytes p;
FT_Bytes limit;
@ -153,7 +173,7 @@
GXV_LookupValueDesc value;
offset = base_value.u + ( relative_gindex * sizeof( FT_UShort ) );
offset = base_value.u + relative_gindex * sizeof ( FT_UShort );
p = valid->lookuptbl_head + offset;
limit = lookuptbl_limit;
@ -173,10 +193,12 @@
FT_Bytes limit,
GXV_Validator valid )
{
FT_Bytes p = table;
GXV_morx_subtable_type1_StateOptRecData optdata = valid->xstatetable.optdata;
FT_Bytes p = table;
FT_UShort i;
GXV_morx_subtable_type1_StateOptRecData optdata =
valid->xstatetable.optdata;
/* TODO: calculate offset/length for each lookupTables */
valid->lookupval_sign = GXV_LOOKUPVALUE_UNSIGNED;
@ -199,9 +221,9 @@
/*
* subtable for Contextual glyph substition is modified StateTable.
* In addition classTable, stateArray, entryTable, "substitutionTable"
* is added.
* subtable for Contextual glyph substition is a modified StateTable.
* In addition to classTable, stateArray, entryTable, the field
* `substitutionTable' is added.
*/
static void
gxv_morx_subtable_type1_validate( FT_Bytes table,
@ -209,6 +231,7 @@
GXV_Validator valid )
{
FT_Bytes p = table;
GXV_morx_subtable_type1_StateOptRec st_rec;
@ -218,19 +241,24 @@
st_rec.substitutionTable_num_lookupTables = 0;
valid->xstatetable.optdata = &st_rec;
valid->xstatetable.optdata_load_func = gxv_morx_subtable_type1_substitutionTable_load;
valid->xstatetable.subtable_setup_func = gxv_morx_subtable_type1_subtable_setup;
valid->xstatetable.entry_glyphoffset_fmt = GXV_GLYPHOFFSET_ULONG;
valid->xstatetable.entry_validate_func = gxv_morx_subtable_type1_entry_validate;
valid->xstatetable.optdata =
&st_rec;
valid->xstatetable.optdata_load_func =
gxv_morx_subtable_type1_substitutionTable_load;
valid->xstatetable.subtable_setup_func =
gxv_morx_subtable_type1_subtable_setup;
valid->xstatetable.entry_glyphoffset_fmt =
GXV_GLYPHOFFSET_ULONG;
valid->xstatetable.entry_validate_func =
gxv_morx_subtable_type1_entry_validate;
gxv_XStateTable_validate( p, limit, valid );
gxv_morx_subtable_type1_substitutionTable_validate( table
+ st_rec.substitutionTable,
table
+ st_rec.substitutionTable
+ st_rec.substitutionTable_length,
valid );
gxv_morx_subtable_type1_substitutionTable_validate(
table + st_rec.substitutionTable,
table + st_rec.substitutionTable + st_rec.substitutionTable_length,
valid );
GXV_EXIT;
}

144
src/gxvalid/gxvmorx2.c
View File

@ -17,13 +17,17 @@
/***************************************************************************/
/***************************************************************************/
/* */
/* gxvalid is derived from both gxlayout module and otvalid module. */
/* Development of gxlayout was support of Information-technology Promotion */
/* Agency(IPA), Japan. */
/* Development of gxlayout is supported by the Information-technology */
/* Promotion Agency(IPA), Japan. */
/* */
/***************************************************************************/
#include "gxvmorx.h"
/*************************************************************************/
/* */
/* The macro FT_COMPONENT is used in trace mode. It is an implicit */
@ -46,26 +50,36 @@
} GXV_morx_subtable_type2_StateOptRec,
*GXV_morx_subtable_type2_StateOptRecData;
#define GXV_MORX_SUBTABLE_TYPE2_HEADER_SIZE ( GXV_XSTATETABLE_HEADER_SIZE + 4 + 4 + 4 )
#define GXV_MORX_SUBTABLE_TYPE2_HEADER_SIZE \
( GXV_XSTATETABLE_HEADER_SIZE + 4 + 4 + 4 )
static void
gxv_morx_subtable_type2_opttable_load( FT_Bytes table,
FT_Bytes limit,
GXV_Validator valid )
{
FT_Bytes p = table;
GXV_morx_subtable_type2_StateOptRecData optdata = valid->xstatetable.optdata;
FT_Bytes p = table;
GXV_morx_subtable_type2_StateOptRecData optdata =
valid->xstatetable.optdata;
GXV_LIMIT_CHECK( 4 + 4 + 4 );
optdata->ligActionTable = FT_NEXT_ULONG( p );
optdata->componentTable = FT_NEXT_ULONG( p );
optdata->ligatureTable = FT_NEXT_ULONG( p );
GXV_TRACE(( "offset to ligActionTable=0x%08x\n", optdata->ligActionTable ));
GXV_TRACE(( "offset to componentTable=0x%08x\n", optdata->componentTable ));
GXV_TRACE(( "offset to ligatureTable=0x%08x\n", optdata->ligatureTable ));
GXV_TRACE(( "offset to ligActionTable=0x%08x\n",
optdata->ligActionTable ));
GXV_TRACE(( "offset to componentTable=0x%08x\n",
optdata->componentTable ));
GXV_TRACE(( "offset to ligatureTable=0x%08x\n",
optdata->ligatureTable ));
}
static void
gxv_morx_subtable_type2_subtable_setup( FT_ULong table_size,
FT_ULong classTable,
@ -79,7 +93,9 @@
FT_ULong o[6];
FT_ULong* l[6];
FT_ULong buff[7];
GXV_morx_subtable_type2_StateOptRecData optdata = valid->xstatetable.optdata;
GXV_morx_subtable_type2_StateOptRecData optdata =
valid->xstatetable.optdata;
GXV_NAME_ENTER( "subtable boundaries setup" );
@ -100,35 +116,41 @@
gxv_set_length_by_ulong_offset( o, l, buff, 6, table_size, valid );
GXV_TRACE(( "classTable: offset=0x%08x length=0x%08x\n",
classTable, *classTable_length_p));
classTable, *classTable_length_p ));
GXV_TRACE(( "stateArray: offset=0x%08x length=0x%08x\n",
stateArray, *stateArray_length_p));
stateArray, *stateArray_length_p ));
GXV_TRACE(( "entryTable: offset=0x%08x length=0x%08x\n",
entryTable, *entryTable_length_p));
entryTable, *entryTable_length_p ));
GXV_TRACE(( "ligActionTable: offset=0x%08x length=0x%08x\n",
optdata->ligActionTable,
optdata->ligActionTable_length));
optdata->ligActionTable,
optdata->ligActionTable_length ));
GXV_TRACE(( "componentTable: offset=0x%08x length=0x%08x\n",
optdata->componentTable,
optdata->componentTable_length));
optdata->componentTable,
optdata->componentTable_length ));
GXV_TRACE(( "ligatureTable: offset=0x%08x length=0x%08x\n",
optdata->ligatureTable,
optdata->ligatureTable_length));
optdata->ligatureTable,
optdata->ligatureTable_length ));
GXV_EXIT;
}
#define GXV_MORX_LIGACTION_ENTRY_SIZE 4
#define GXV_MORX_LIGACTION_ENTRY_SIZE 4
static void
gxv_morx_subtable_type2_ligActionIndex_validate( FT_Bytes table,
FT_UShort ligActionIndex,
GXV_Validator valid )
gxv_morx_subtable_type2_ligActionIndex_validate(
FT_Bytes table,
FT_UShort ligActionIndex,
GXV_Validator valid )
{
/* access ligActionTable */
GXV_morx_subtable_type2_StateOptRecData optdata = valid->xstatetable.optdata;
GXV_morx_subtable_type2_StateOptRecData optdata =
valid->xstatetable.optdata;
FT_Bytes lat_base = table + optdata->ligActionTable;
FT_Bytes p = lat_base + ligActionIndex * GXV_MORX_LIGACTION_ENTRY_SIZE;
FT_Bytes p = lat_base +
ligActionIndex * GXV_MORX_LIGACTION_ENTRY_SIZE;
FT_Bytes lat_limit = lat_base + optdata->ligActionTable;
@ -152,32 +174,35 @@
lig_action = FT_NEXT_ULONG( p );
last = (lig_action & 0x80000000) / 0x80000000;
store = (lig_action & 0x40000000) / 0x40000000;
offset = lig_action & 0x3FFFFFFF;
last = (lig_action & 0x80000000UL) / 0x80000000UL;
store = (lig_action & 0x40000000UL) / 0x40000000UL;
offset = lig_action & 0x3FFFFFFFUL;
}
}
static void
gxv_morx_subtable_type2_entry_validate( FT_UShort state,
FT_UShort flags,
GXV_StateTable_GlyphOffsetDesc
glyphOffset,
FT_Bytes table,
FT_Bytes limit,
GXV_Validator valid )
gxv_morx_subtable_type2_entry_validate(
FT_UShort state,
FT_UShort flags,
GXV_StateTable_GlyphOffsetDesc glyphOffset,
FT_Bytes table,
FT_Bytes limit,
GXV_Validator valid )
{
FT_UShort setComponent;
FT_UShort dontAdvance;
FT_UShort performAction;
FT_UShort reserved;
FT_UShort ligActionIndex;
FT_UShort setComponent;
FT_UShort dontAdvance;
FT_UShort performAction;
FT_UShort reserved;
FT_UShort ligActionIndex;
setComponent = ( flags & 0x8000 ) / 0x8000;
dontAdvance = ( flags & 0x4000 ) / 0x4000;
performAction = ( flags & 0x2000 ) / 0x2000;
FT_UNUSED( state );
FT_UNUSED( limit );
setComponent = ( flags & 0x8000U ) / 0x8000U;
dontAdvance = ( flags & 0x4000 ) / 0x4000;
performAction = ( flags & 0x2000 ) / 0x2000;
reserved = flags & 0x1FFF;
ligActionIndex = glyphOffset.u;
@ -185,7 +210,8 @@
GXV_TRACE(( " reserved 14bit is non-zero\n" ));
if ( 0 < ligActionIndex )
gxv_morx_subtable_type2_ligActionIndex_validate( table, ligActionIndex, valid );
gxv_morx_subtable_type2_ligActionIndex_validate(
table, ligActionIndex, valid );
}
@ -193,23 +219,29 @@
gxv_morx_subtable_type2_ligatureTable_validate( FT_Bytes table,
GXV_Validator valid )
{
GXV_morx_subtable_type2_StateOptRecData optdata = valid->xstatetable.optdata;
GXV_morx_subtable_type2_StateOptRecData optdata =
valid->xstatetable.optdata;
FT_Bytes p = table + optdata->ligatureTable;
FT_Bytes limit = table + optdata->ligatureTable
+ optdata->ligatureTable_length;
GXV_NAME_ENTER( "morx chain subtable type2 - substitutionTable" );
if ( 0 != optdata->ligatureTable )
{
/* Apple does not give specification of ligatureTable format */
while ( p < limit )
{
FT_UShort lig_gid;
FT_UShort lig_gid;
GXV_LIMIT_CHECK( 2 );
lig_gid = FT_NEXT_USHORT( p );
}
}
GXV_EXIT;
}
@ -220,20 +252,30 @@
GXV_Validator valid )
{
FT_Bytes p = table;
GXV_morx_subtable_type2_StateOptRec lig_rec;
GXV_NAME_ENTER( "morx chain subtable type2 (Ligature Substitution)" );
GXV_LIMIT_CHECK( GXV_MORT_SUBTABLE_TYPE2_HEADER_SIZE );
valid->xstatetable.optdata = &lig_rec;
valid->xstatetable.optdata_load_func = gxv_morx_subtable_type2_opttable_load;
valid->xstatetable.subtable_setup_func = gxv_morx_subtable_type2_subtable_setup;
valid->xstatetable.entry_glyphoffset_fmt = GXV_GLYPHOFFSET_USHORT;
valid->xstatetable.entry_validate_func = gxv_morx_subtable_type2_entry_validate;
valid->xstatetable.optdata =
&lig_rec;
valid->xstatetable.optdata_load_func =
gxv_morx_subtable_type2_opttable_load;
valid->xstatetable.subtable_setup_func =
gxv_morx_subtable_type2_subtable_setup;
valid->xstatetable.entry_glyphoffset_fmt =
GXV_GLYPHOFFSET_USHORT;
valid->xstatetable.entry_validate_func =
gxv_morx_subtable_type2_entry_validate;
gxv_XStateTable_validate( p, limit, valid );
p += valid->subtable_length;
gxv_morx_subtable_type2_ligatureTable_validate( table, valid );
GXV_EXIT;
}

27
src/gxvalid/gxvmorx4.c
View File

@ -17,13 +17,17 @@
/***************************************************************************/
/***************************************************************************/
/* */
/* gxvalid is derived from both gxlayout module and otvalid module. */
/* Development of gxlayout was support of Information-technology Promotion */
/* Agency(IPA), Japan. */
/* Development of gxlayout is supported by the Information-technology */
/* Promotion Agency(IPA), Japan. */
/* */
/***************************************************************************/
#include "gxvmorx.h"
/*************************************************************************/
/* */
/* The macro FT_COMPONENT is used in trace mode. It is an implicit */
@ -34,17 +38,18 @@
#define FT_COMPONENT trace_gxvmorx
static void
gxv_morx_subtable_type4_validate( FT_Bytes table,
FT_Bytes limit,
GXV_Validator valid )
{
GXV_NAME_ENTER( "morx chain subtable type4 (Non-Contextual Glyph Substitution)" );
static void
gxv_morx_subtable_type4_validate( FT_Bytes table,
FT_Bytes limit,
GXV_Validator valid )
{
GXV_NAME_ENTER( "morx chain subtable type4 "
"(Non-Contextual Glyph Substitution)" );
gxv_mort_subtable_type4_validate( table, limit, valid );
gxv_mort_subtable_type4_validate( table, limit, valid );
GXV_EXIT;
}
GXV_EXIT;
}
/* END */

86
src/gxvalid/gxvmorx5.c
View File

@ -17,13 +17,17 @@
/***************************************************************************/
/***************************************************************************/
/* */
/* gxvalid is derived from both gxlayout module and otvalid module. */
/* Development of gxlayout was support of Information-technology Promotion */
/* Agency(IPA), Japan. */
/* Development of gxlayout is supported by the Information-technology */
/* Promotion Agency(IPA), Japan. */
/* */
/***************************************************************************/
#include "gxvmorx.h"
/*************************************************************************/
/* */
/* The macro FT_COMPONENT is used in trace mode. It is an implicit */
@ -34,14 +38,14 @@
#define FT_COMPONENT trace_gxvmorx
/*
* morx subtable type5 (Contextual Glyph Insertion)
* has format of StateTable with insertion-glyph-list
* without name. however, 32bit offset from the head
* of subtable to the i-g-l is given after "entryTable",
* without variable name specification (the exist of
* offset to the table is different from mort type5).
*/
/*
* `morx' subtable type5 (Contextual Glyph Insertion)
* has format of a StateTable with insertion-glyph-list
* without name. However, the 32bit offset from the head
* of subtable to the i-g-l is given after `entryTable',
* without variable name specification (the existence of
* this offset to the table is different from mort type5).
*/
typedef struct GXV_morx_subtable_type5_StateOptRec_
@ -52,7 +56,10 @@
} GXV_morx_subtable_type5_StateOptRec,
*GXV_morx_subtable_type5_StateOptRecData;
#define GXV_MORX_SUBTABLE_TYPE5_HEADER_SIZE ( GXV_STATETABLE_HEADER_SIZE + 4 )
#define GXV_MORX_SUBTABLE_TYPE5_HEADER_SIZE \
( GXV_STATETABLE_HEADER_SIZE + 4 )
static void
gxv_morx_subtable_type5_insertionGlyphList_load( FT_Bytes table,
@ -60,7 +67,9 @@
GXV_Validator valid )
{
FT_Bytes p = table;
GXV_morx_subtable_type5_StateOptRecData optdata = valid->xstatetable.optdata;
GXV_morx_subtable_type5_StateOptRecData optdata =
valid->xstatetable.optdata;
GXV_LIMIT_CHECK( 4 );
@ -81,7 +90,9 @@
FT_ULong o[4];
FT_ULong* l[4];
FT_ULong buff[5];
GXV_morx_subtable_type5_StateOptRecData optdata = valid->xstatetable.optdata;
GXV_morx_subtable_type5_StateOptRecData optdata =
valid->xstatetable.optdata;
o[0] = classTable;
@ -104,11 +115,12 @@
FT_Bytes limit,
GXV_Validator valid )
{
FT_Bytes p = table + ( index * 2 );
FT_Bytes p = table + index * 2;
while ( p < table + ( count * 2 ) + ( index * 2 ) )
while ( p < table + count * 2 + index * 2 )
{
FT_UShort insert_glyphID;
FT_UShort insert_glyphID;
GXV_LIMIT_CHECK( 2 );
@ -121,13 +133,13 @@
static void
gxv_morx_subtable_type5_entry_validate( FT_UShort state,
FT_UShort flags,
GXV_StateTable_GlyphOffsetDesc
glyphOffset,
FT_Bytes table,
FT_Bytes limit,
GXV_Validator valid )
gxv_morx_subtable_type5_entry_validate(
FT_UShort state,
FT_UShort flags,
GXV_StateTable_GlyphOffsetDesc glyphOffset,
FT_Bytes table,
FT_Bytes limit,
GXV_Validator valid )
{
FT_Bool setMark;
FT_Bool dontAdvance;
@ -140,6 +152,8 @@
FT_Byte currentInsertList;
FT_UShort markedInsertList;
FT_UNUSED( state );
setMark = ( flags >> 15 ) & 1;
dontAdvance = ( flags >> 14 ) & 1;
@ -149,24 +163,20 @@
markedInsertBefore = ( flags >> 10 ) & 1;
currentInsertCount = ( flags & 0x03E0 ) / 0x20;
markedInsertCount = ( flags & 0x001F );
currentInsertList = glyphOffset.ul / 0x00010000;
markedInsertList = glyphOffset.ul & 0x0000FFFF;
currentInsertList = glyphOffset.ul / 0x00010000UL;
markedInsertList = glyphOffset.ul & 0x0000FFFFUL;
if ( currentInsertList && 0 != currentInsertCount )
{
gxv_morx_subtable_type5_InsertList_validate( currentInsertList,
currentInsertCount,
table, limit,
valid );
}
if ( markedInsertList && 0 != markedInsertCount )
{
gxv_morx_subtable_type5_InsertList_validate( markedInsertList,
markedInsertCount,
table, limit,
valid );
}
}
@ -176,6 +186,7 @@
GXV_Validator valid )
{
FT_Bytes p = table;
GXV_morx_subtable_type5_StateOptRec et_rec;
GXV_morx_subtable_type5_StateOptRecData et = &et_rec;
@ -184,12 +195,19 @@
GXV_LIMIT_CHECK( GXV_MORX_SUBTABLE_TYPE5_HEADER_SIZE );
valid->xstatetable.optdata = et;
valid->xstatetable.optdata_load_func = gxv_morx_subtable_type5_insertionGlyphList_load;
valid->xstatetable.subtable_setup_func = gxv_morx_subtable_type5_subtable_setup;
valid->xstatetable.entry_glyphoffset_fmt = GXV_GLYPHOFFSET_ULONG;
valid->xstatetable.entry_validate_func = gxv_morx_subtable_type5_entry_validate;
valid->xstatetable.optdata =
et;
valid->xstatetable.optdata_load_func =
gxv_morx_subtable_type5_insertionGlyphList_load;
valid->xstatetable.subtable_setup_func =
gxv_morx_subtable_type5_subtable_setup;
valid->xstatetable.entry_glyphoffset_fmt =
GXV_GLYPHOFFSET_ULONG;
valid->xstatetable.entry_validate_func =
gxv_morx_subtable_type5_entry_validate;
gxv_XStateTable_validate( p, limit, valid );
GXV_EXIT;
}