ReactOS 0.4.15-dev-8096-ga0eec98
gxvmorx0.c
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1/***************************************************************************/
2/* */
3/* gxvmorx0.c */
4/* */
5/* TrueTypeGX/AAT morx table validation */
6/* body for type0 (Indic Script Rearrangement) subtable. */
7/* */
8/* Copyright 2005-2018 by */
9/* suzuki toshiya, Masatake YAMATO, Red Hat K.K., */
10/* David Turner, Robert Wilhelm, and Werner Lemberg. */
11/* */
12/* This file is part of the FreeType project, and may only be used, */
13/* modified, and distributed under the terms of the FreeType project */
14/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
15/* this file you indicate that you have read the license and */
16/* understand and accept it fully. */
17/* */
18/***************************************************************************/
19
20/***************************************************************************/
21/* */
22/* gxvalid is derived from both gxlayout module and otvalid module. */
23/* Development of gxlayout is supported by the Information-technology */
24/* Promotion Agency(IPA), Japan. */
25/* */
26/***************************************************************************/
27
28
29#include "gxvmorx.h"
30
31
32 /*************************************************************************/
33 /* */
34 /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
35 /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
36 /* messages during execution. */
37 /* */
38#undef FT_COMPONENT
39#define FT_COMPONENT trace_gxvmorx
40
41
42 static void
49 GXV_Validator gxvalid )
50 {
51#ifdef GXV_LOAD_UNUSED_VARS
52 FT_UShort markFirst;
53 FT_UShort dontAdvance;
54 FT_UShort markLast;
55#endif
57#ifdef GXV_LOAD_UNUSED_VARS
58 FT_UShort verb;
59#endif
60
62 FT_UNUSED( glyphOffset_p );
65
66
67#ifdef GXV_LOAD_UNUSED_VARS
68 markFirst = (FT_UShort)( ( flags >> 15 ) & 1 );
69 dontAdvance = (FT_UShort)( ( flags >> 14 ) & 1 );
70 markLast = (FT_UShort)( ( flags >> 13 ) & 1 );
71#endif
72
73 reserved = (FT_UShort)( flags & 0x1FF0 );
74#ifdef GXV_LOAD_UNUSED_VARS
75 verb = (FT_UShort)( flags & 0x000F );
76#endif
77
78 if ( 0 < reserved )
79 {
80 GXV_TRACE(( " non-zero bits found in reserved range\n" ));
82 }
83 }
84
85
86 FT_LOCAL_DEF( void )
89 GXV_Validator gxvalid )
90 {
92
93
95 "morx chain subtable type0 (Indic-Script Rearrangement)" );
96
98
99 gxvalid->xstatetable.optdata = NULL;
100 gxvalid->xstatetable.optdata_load_func = NULL;
101 gxvalid->xstatetable.subtable_setup_func = NULL;
102 gxvalid->xstatetable.entry_glyphoffset_fmt = GXV_GLYPHOFFSET_NONE;
103 gxvalid->xstatetable.entry_validate_func =
105
106 gxv_XStateTable_validate( p, limit, gxvalid );
107
108 GXV_EXIT;
109 }
110
111
112/* END */
static int state
Definition: maze.c:121
#define NULL
Definition: types.h:112
r reserved
Definition: btrfs.c:3006
#define FT_LOCAL_DEF(x)
Definition: ftconfig.h:388
#define FT_UNUSED(arg)
Definition: ftconfig.h:101
unsigned short FT_UShort
Definition: fttypes.h:209
const FT_Byte * FT_Bytes
Definition: fttypes.h:165
#define FT_INVALID_DATA
Definition: ftvalid.h:150
GLint limit
Definition: glext.h:10326
GLbitfield flags
Definition: glext.h:7161
GLfloat GLfloat p
Definition: glext.h:8902
gxv_XStateTable_validate(FT_Bytes table, FT_Bytes limit, GXV_Validator gxvalid)
Definition: gxvcommn.c:1554
#define GXV_NAME_ENTER(name)
Definition: gxvcommn.h:301
#define GXV_TRACE(s)
Definition: gxvcommn.h:304
@ GXV_GLYPHOFFSET_NONE
Definition: gxvcommn.h:122
#define GXV_STATETABLE_HEADER_SIZE
Definition: gxvcommn.h:520
#define GXV_EXIT
Definition: gxvcommn.h:302
#define GXV_LIMIT_CHECK(_count)
Definition: gxvcommn.h:272
gxv_morx_subtable_type0_validate(FT_Bytes table, FT_Bytes limit, GXV_Validator gxvalid)
Definition: gxvmorx0.c:87
static void gxv_morx_subtable_type0_entry_validate(FT_UShort state, FT_UShort flags, GXV_XStateTable_GlyphOffsetCPtr glyphOffset_p, FT_Bytes table, FT_Bytes limit, GXV_Validator gxvalid)
Definition: gxvmorx0.c:43