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Diffstat (limited to 'src/gxvalid/gxvmod.c')
-rw-r--r--src/gxvalid/gxvmod.c285
1 files changed, 0 insertions, 285 deletions
diff --git a/src/gxvalid/gxvmod.c b/src/gxvalid/gxvmod.c
deleted file mode 100644
index b2b16b1..0000000
--- a/src/gxvalid/gxvmod.c
+++ /dev/null
@@ -1,285 +0,0 @@
-/***************************************************************************/
-/* */
-/* gxvmod.c */
-/* */
-/* FreeType's TrueTypeGX/AAT validation module implementation (body). */
-/* */
-/* Copyright 2004, 2005, 2006 */
-/* 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 <ft2build.h>
-#include FT_TRUETYPE_TABLES_H
-#include FT_TRUETYPE_TAGS_H
-#include FT_GX_VALIDATE_H
-#include FT_INTERNAL_OBJECTS_H
-#include FT_SERVICE_GX_VALIDATE_H
-
-#include "gxvmod.h"
-#include "gxvalid.h"
-#include "gxvcommn.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_gxvmodule
-
-
- static FT_Error
- gxv_load_table( FT_Face face,
- FT_Tag tag,
- FT_Byte* volatile* table,
- FT_ULong* table_len )
- {
- FT_Error error;
- FT_Memory memory = FT_FACE_MEMORY( face );
-
-
- error = FT_Load_Sfnt_Table( face, tag, 0, NULL, table_len );
- if ( error == GXV_Err_Table_Missing )
- return GXV_Err_Ok;
- if ( error )
- goto Exit;
-
- if ( FT_ALLOC( *table, *table_len ) )
- goto Exit;
-
- error = FT_Load_Sfnt_Table( face, tag, 0, *table, table_len );
-
- Exit:
- return error;
- }
-
-
-#define GXV_TABLE_DECL( _sfnt ) \
- FT_Byte* volatile _sfnt = NULL; \
- FT_ULong len_ ## _sfnt = 0
-
-#define GXV_TABLE_LOAD( _sfnt ) \
- if ( ( FT_VALIDATE_ ## _sfnt ## _INDEX < table_count ) && \
- ( gx_flags & FT_VALIDATE_ ## _sfnt ) ) \
- { \
- error = gxv_load_table( face, TTAG_ ## _sfnt, \
- &_sfnt, &len_ ## _sfnt ); \
- if ( error ) \
- goto Exit; \
- }
-
-#define GXV_TABLE_VALIDATE( _sfnt ) \
- if ( _sfnt ) \
- { \
- ft_validator_init( &valid, _sfnt, _sfnt + len_ ## _sfnt, \
- FT_VALIDATE_DEFAULT ); \
- if ( ft_setjmp( valid.jump_buffer ) == 0 ) \
- gxv_ ## _sfnt ## _validate( _sfnt, face, &valid ); \
- error = valid.error; \
- if ( error ) \
- goto Exit; \
- }
-
-#define GXV_TABLE_SET( _sfnt ) \
- if ( FT_VALIDATE_ ## _sfnt ## _INDEX < table_count ) \
- tables[FT_VALIDATE_ ## _sfnt ## _INDEX] = (FT_Bytes)_sfnt
-
-
- static FT_Error
- gxv_validate( FT_Face face,
- FT_UInt gx_flags,
- FT_Bytes tables[FT_VALIDATE_GX_LENGTH],
- FT_UInt table_count )
- {
- FT_Memory volatile memory = FT_FACE_MEMORY( face );
-
- FT_Error error = GXV_Err_Ok;
- FT_ValidatorRec volatile valid;
-
- FT_UInt i;
-
-
- GXV_TABLE_DECL( feat );
- GXV_TABLE_DECL( bsln );
- GXV_TABLE_DECL( trak );
- GXV_TABLE_DECL( just );
- GXV_TABLE_DECL( mort );
- GXV_TABLE_DECL( morx );
- GXV_TABLE_DECL( kern );
- GXV_TABLE_DECL( opbd );
- GXV_TABLE_DECL( prop );
- GXV_TABLE_DECL( lcar );
-
- for ( i = 0; i < table_count; i++ )
- tables[i] = 0;
-
- /* load tables */
- GXV_TABLE_LOAD( feat );
- GXV_TABLE_LOAD( bsln );
- GXV_TABLE_LOAD( trak );
- GXV_TABLE_LOAD( just );
- GXV_TABLE_LOAD( mort );
- GXV_TABLE_LOAD( morx );
- GXV_TABLE_LOAD( kern );
- GXV_TABLE_LOAD( opbd );
- GXV_TABLE_LOAD( prop );
- GXV_TABLE_LOAD( lcar );
-
- /* validate tables */
- GXV_TABLE_VALIDATE( feat );
- GXV_TABLE_VALIDATE( bsln );
- GXV_TABLE_VALIDATE( trak );
- GXV_TABLE_VALIDATE( just );
- GXV_TABLE_VALIDATE( mort );
- GXV_TABLE_VALIDATE( morx );
- GXV_TABLE_VALIDATE( kern );
- GXV_TABLE_VALIDATE( opbd );
- GXV_TABLE_VALIDATE( prop );
- GXV_TABLE_VALIDATE( lcar );
-
- /* Set results */
- GXV_TABLE_SET( feat );
- GXV_TABLE_SET( mort );
- GXV_TABLE_SET( morx );
- GXV_TABLE_SET( bsln );
- GXV_TABLE_SET( just );
- GXV_TABLE_SET( kern );
- GXV_TABLE_SET( opbd );
- GXV_TABLE_SET( trak );
- GXV_TABLE_SET( prop );
- GXV_TABLE_SET( lcar );
-
- Exit:
- if ( error )
- {
- FT_FREE( feat );
- FT_FREE( bsln );
- FT_FREE( trak );
- FT_FREE( just );
- FT_FREE( mort );
- FT_FREE( morx );
- FT_FREE( kern );
- FT_FREE( opbd );
- FT_FREE( prop );
- FT_FREE( lcar );
- }
-
- return error;
- }
-
-
- static FT_Error
- classic_kern_validate( FT_Face face,
- FT_UInt ckern_flags,
- FT_Bytes* ckern_table )
- {
- FT_Memory volatile memory = FT_FACE_MEMORY( face );
-
- FT_Byte* volatile ckern = NULL;
- FT_ULong len_ckern = 0;
-
- /* without volatile on `error' GCC 4.1.1. emits: */
- /* warning: variable 'error' might be clobbered by 'longjmp' or 'vfork' */
- /* this warning seems spurious but --- */
- FT_Error volatile error = GXV_Err_Ok;
- FT_ValidatorRec volatile valid;
-
-
- *ckern_table = NULL;
-
- error = gxv_load_table( face, TTAG_kern, &ckern, &len_ckern );
- if ( error )
- goto Exit;
-
- if ( ckern )
- {
- ft_validator_init( &valid, ckern, ckern + len_ckern,
- FT_VALIDATE_DEFAULT );
- if ( ft_setjmp( valid.jump_buffer ) == 0 )
- gxv_kern_validate_classic( ckern, face,
- ckern_flags & FT_VALIDATE_CKERN, &valid );
- error = valid.error;
- if ( error )
- goto Exit;
- }
-
- *ckern_table = ckern;
-
- Exit:
- if ( error )
- FT_FREE( ckern );
-
- return error;
- }
-
-
- static
- const FT_Service_GXvalidateRec gxvalid_interface =
- {
- gxv_validate
- };
-
-
- static
- const FT_Service_CKERNvalidateRec ckernvalid_interface =
- {
- classic_kern_validate
- };
-
-
- static
- const FT_ServiceDescRec gxvalid_services[] =
- {
- { FT_SERVICE_ID_GX_VALIDATE, &gxvalid_interface },
- { FT_SERVICE_ID_CLASSICKERN_VALIDATE, &ckernvalid_interface },
- { NULL, NULL }
- };
-
-
- static FT_Pointer
- gxvalid_get_service( FT_Module module,
- const char* service_id )
- {
- FT_UNUSED( module );
-
- return ft_service_list_lookup( gxvalid_services, service_id );
- }
-
-
- FT_CALLBACK_TABLE_DEF
- const FT_Module_Class gxv_module_class =
- {
- 0,
- sizeof( FT_ModuleRec ),
- "gxvalid",
- 0x10000L,
- 0x20000L,
-
- 0, /* module-specific interface */
-
- (FT_Module_Constructor)0,
- (FT_Module_Destructor) 0,
- (FT_Module_Requester) gxvalid_get_service
- };
-
-
-/* END */
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