ReactOS 0.4.15-dev-7705-g2320c37
cffparse.h
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1/***************************************************************************/
2/* */
3/* cffparse.h */
4/* */
5/* CFF token stream parser (specification) */
6/* */
7/* Copyright 1996-2018 by */
8/* David Turner, Robert Wilhelm, and Werner Lemberg. */
9/* */
10/* This file is part of the FreeType project, and may only be used, */
11/* modified, and distributed under the terms of the FreeType project */
12/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
13/* this file you indicate that you have read the license and */
14/* understand and accept it fully. */
15/* */
16/***************************************************************************/
17
18
19#ifndef CFFPARSE_H_
20#define CFFPARSE_H_
21
22
23#include <ft2build.h>
24#include FT_INTERNAL_CFF_TYPES_H
25#include FT_INTERNAL_OBJECTS_H
26
27
29
30
31 /* CFF uses constant parser stack size; */
32 /* CFF2 can increase from default 193 */
33#define CFF_MAX_STACK_DEPTH 96
34
35 /*
36 * There are plans to remove the `maxstack' operator in a forthcoming
37 * revision of the CFF2 specification, increasing the (then static) stack
38 * size to 513. By making the default stack size equal to the maximum
39 * stack size, the operator is essentially disabled, which has the
40 * desired effect in FreeType.
41 */
42#define CFF2_MAX_STACK 513
43#define CFF2_DEFAULT_STACK 513
44
45#define CFF_CODE_TOPDICT 0x1000
46#define CFF_CODE_PRIVATE 0x2000
47#define CFF2_CODE_TOPDICT 0x3000
48#define CFF2_CODE_FONTDICT 0x4000
49#define CFF2_CODE_PRIVATE 0x5000
50
51
52 typedef struct CFF_ParserRec_
53 {
58
61 FT_UInt stackSize; /* allocated size */
62
64 void* object;
65
66 FT_UShort num_designs; /* a copy of `CFF_FontRecDict->num_designs' */
67 FT_UShort num_axes; /* a copy of `CFF_FontRecDict->num_axes' */
68
70
71
74 FT_Byte** d );
75
79 void* object,
81 FT_UInt stackSize,
82 FT_UShort num_designs,
83 FT_UShort num_axes );
84
85 FT_LOCAL( void )
87
91 FT_Byte* limit );
92
93
94 enum
95 {
105
106 cff_kind_max /* do not remove */
107 };
108
109
110 /* now generate handlers for the most simple fields */
112
113 typedef struct CFF_Field_Handler_
114 {
115 int kind;
116 int code;
122
123#ifdef FT_DEBUG_LEVEL_TRACE
124 const char* id;
125#endif
126
128
129
131
132
133#endif /* CFFPARSE_H_ */
134
135
136/* END */
FT_Library library
Definition: cffdrivr.c:654
cff_parser_init(CFF_Parser parser, FT_UInt code, void *object, FT_Library library, FT_UInt stackSize, FT_UShort num_designs, FT_UShort num_axes)
Definition: cffparse.c:42
cff_parse_num(CFF_Parser parser, FT_Byte **d)
Definition: cffparse.c:454
struct CFF_ParserRec_ * CFF_Parser
struct CFF_Field_Handler_ CFF_Field_Handler
cff_parser_done(CFF_Parser parser)
Definition: cffparse.c:81
struct CFF_ParserRec_ CFF_ParserRec
@ cff_kind_callback
Definition: cffparse.h:103
@ cff_kind_bool
Definition: cffparse.h:101
@ cff_kind_fixed_thousand
Definition: cffparse.h:99
@ cff_kind_fixed
Definition: cffparse.h:98
@ cff_kind_max
Definition: cffparse.h:106
@ cff_kind_delta
Definition: cffparse.h:102
@ cff_kind_blend
Definition: cffparse.h:104
@ cff_kind_none
Definition: cffparse.h:96
@ cff_kind_string
Definition: cffparse.h:100
@ cff_kind_num
Definition: cffparse.h:97
cff_parser_run(CFF_Parser parser, FT_Byte *start, FT_Byte *limit)
Definition: cffparse.c:1300
FT_Error(* CFF_Field_Reader)(CFF_Parser parser)
Definition: cffparse.h:111
#define FT_LOCAL(x)
Definition: ftconfig.h:387
#define FT_END_HEADER
Definition: ftheader.h:54
#define FT_BEGIN_HEADER
Definition: ftheader.h:36
unsigned char FT_Byte
Definition: fttypes.h:154
int FT_Error
Definition: fttypes.h:300
signed long FT_Long
Definition: fttypes.h:242
unsigned short FT_UShort
Definition: fttypes.h:209
unsigned int FT_UInt
Definition: fttypes.h:231
GLuint start
Definition: gl.h:1545
GLint limit
Definition: glext.h:10326
GLuint id
Definition: glext.h:5910
#define d
Definition: ke_i.h:81
FT_UInt count_offset
Definition: cffparse.h:121
CFF_Field_Reader reader
Definition: cffparse.h:119
FT_UInt array_max
Definition: cffparse.h:120
FT_Byte * limit
Definition: cffparse.h:56
FT_UShort num_designs
Definition: cffparse.h:66
void * object
Definition: cffparse.h:64
FT_Byte ** stack
Definition: cffparse.h:59
FT_Byte ** top
Definition: cffparse.h:60
FT_Byte * start
Definition: cffparse.h:55
FT_UInt object_code
Definition: cffparse.h:63
FT_UShort num_axes
Definition: cffparse.h:67
FT_UInt stackSize
Definition: cffparse.h:61
FT_Byte * cursor
Definition: cffparse.h:57
FT_Library library
Definition: cffparse.h:54
Definition: inflate.c:139
Definition: import.c:81