--- a/misc/libfreetype/src/gxvalid/gxvmorx5.c Tue Jul 16 11:14:27 2013 +0200
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,217 +0,0 @@
-/***************************************************************************/
-/* */
-/* gxvmorx5.c */
-/* */
-/* TrueTypeGX/AAT morx table validation */
-/* body for type5 (Contextual Glyph Insertion) subtable. */
-/* */
-/* Copyright 2005, 2007 by suzuki toshiya, Masatake YAMATO, Red Hat K.K., */
-/* David Turner, Robert Wilhelm, and Werner Lemberg. */
-/* */
-/* This file is part of the FreeType project, and may only be used, */
-/* modified, and distributed under the terms of the FreeType project */
-/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
-/* this file you indicate that you have read the license and */
-/* understand and accept it fully. */
-/* */
-/***************************************************************************/
-
-/***************************************************************************/
-/* */
-/* gxvalid is derived from both gxlayout module and otvalid module. */
-/* 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 */
- /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
- /* messages during execution. */
- /* */
-#undef FT_COMPONENT
-#define FT_COMPONENT trace_gxvmorx
-
-
- /*
- * `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_
- {
- FT_ULong insertionGlyphList;
- FT_ULong insertionGlyphList_length;
-
- } GXV_morx_subtable_type5_StateOptRec,
- *GXV_morx_subtable_type5_StateOptRecData;
-
-
-#define GXV_MORX_SUBTABLE_TYPE5_HEADER_SIZE \
- ( GXV_STATETABLE_HEADER_SIZE + 4 )
-
-
- static void
- gxv_morx_subtable_type5_insertionGlyphList_load( FT_Bytes table,
- FT_Bytes limit,
- GXV_Validator valid )
- {
- FT_Bytes p = table;
-
- GXV_morx_subtable_type5_StateOptRecData optdata =
- (GXV_morx_subtable_type5_StateOptRecData)valid->xstatetable.optdata;
-
-
- GXV_LIMIT_CHECK( 4 );
- optdata->insertionGlyphList = FT_NEXT_ULONG( p );
- }
-
-
- static void
- gxv_morx_subtable_type5_subtable_setup( FT_ULong table_size,
- FT_ULong classTable,
- FT_ULong stateArray,
- FT_ULong entryTable,
- FT_ULong* classTable_length_p,
- FT_ULong* stateArray_length_p,
- FT_ULong* entryTable_length_p,
- GXV_Validator valid )
- {
- FT_ULong o[4];
- FT_ULong* l[4];
- FT_ULong buff[5];
-
- GXV_morx_subtable_type5_StateOptRecData optdata =
- (GXV_morx_subtable_type5_StateOptRecData)valid->xstatetable.optdata;
-
-
- o[0] = classTable;
- o[1] = stateArray;
- o[2] = entryTable;
- o[3] = optdata->insertionGlyphList;
- l[0] = classTable_length_p;
- l[1] = stateArray_length_p;
- l[2] = entryTable_length_p;
- l[3] = &(optdata->insertionGlyphList_length);
-
- gxv_set_length_by_ulong_offset( o, l, buff, 4, table_size, valid );
- }
-
-
- static void
- gxv_morx_subtable_type5_InsertList_validate( FT_UShort table_index,
- FT_UShort count,
- FT_Bytes table,
- FT_Bytes limit,
- GXV_Validator valid )
- {
- FT_Bytes p = table + table_index * 2;
-
-
- while ( p < table + count * 2 + table_index * 2 )
- {
- FT_UShort insert_glyphID;
-
-
- GXV_LIMIT_CHECK( 2 );
- insert_glyphID = FT_NEXT_USHORT( p );
- GXV_TRACE(( " 0x%04x", insert_glyphID ));
- }
-
- GXV_TRACE(( "\n" ));
- }
-
-
- static void
- gxv_morx_subtable_type5_entry_validate(
- FT_UShort state,
- FT_UShort flags,
- GXV_StateTable_GlyphOffsetCPtr glyphOffset_p,
- FT_Bytes table,
- FT_Bytes limit,
- GXV_Validator valid )
- {
- FT_Bool setMark;
- FT_Bool dontAdvance;
- FT_Bool currentIsKashidaLike;
- FT_Bool markedIsKashidaLike;
- FT_Bool currentInsertBefore;
- FT_Bool markedInsertBefore;
- FT_Byte currentInsertCount;
- FT_Byte markedInsertCount;
- FT_Byte currentInsertList;
- FT_UShort markedInsertList;
-
- FT_UNUSED( state );
-
-
- setMark = FT_BOOL( ( flags >> 15 ) & 1 );
- dontAdvance = FT_BOOL( ( flags >> 14 ) & 1 );
- currentIsKashidaLike = FT_BOOL( ( flags >> 13 ) & 1 );
- markedIsKashidaLike = FT_BOOL( ( flags >> 12 ) & 1 );
- currentInsertBefore = FT_BOOL( ( flags >> 11 ) & 1 );
- markedInsertBefore = FT_BOOL( ( flags >> 10 ) & 1 );
-
- currentInsertCount = (FT_Byte)( ( flags >> 5 ) & 0x1F );
- markedInsertCount = (FT_Byte)( flags & 0x001F );
-
- currentInsertList = (FT_Byte) ( glyphOffset_p->ul >> 16 );
- markedInsertList = (FT_UShort)( glyphOffset_p->ul );
-
- 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 );
- }
-
-
- FT_LOCAL_DEF( void )
- gxv_morx_subtable_type5_validate( FT_Bytes table,
- FT_Bytes limit,
- GXV_Validator valid )
- {
- FT_Bytes p = table;
-
- GXV_morx_subtable_type5_StateOptRec et_rec;
- GXV_morx_subtable_type5_StateOptRecData et = &et_rec;
-
-
- GXV_NAME_ENTER( "morx chain subtable type5 (Glyph Insertion)" );
-
- 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;
-
- gxv_XStateTable_validate( p, limit, valid );
-
- GXV_EXIT;
- }
-
-
-/* END */