xref: /inferno-os/libfreetype/cffparse.h (revision 37da2899f40661e3e9631e497da8dc59b971cbd0)
1 /***************************************************************************/
2 /*                                                                         */
3 /*  cffparse.h                                                             */
4 /*                                                                         */
5 /*    CFF token stream parser (specification)                              */
6 /*                                                                         */
7 /*  Copyright 1996-2001, 2002 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 __CFF_PARSE_H__
20 #define __CFF_PARSE_H__
21 
22 
23 #include <ft2build.h>
24 #include FT_INTERNAL_CFF_TYPES_H
25 #include FT_INTERNAL_OBJECTS_H
26 
27 
28 FT_BEGIN_HEADER
29 
30 
31 #define CFF_MAX_STACK_DEPTH  96
32 
33 #define CFF_CODE_TOPDICT  0x1000
34 #define CFF_CODE_PRIVATE  0x2000
35 
36 
37   typedef struct  CFF_ParserRec_
38   {
39     FT_Byte*   start;
40     FT_Byte*   limit;
41     FT_Byte*   cursor;
42 
43     FT_Byte*   stack[CFF_MAX_STACK_DEPTH + 1];
44     FT_Byte**  top;
45 
46     FT_UInt    object_code;
47     void*      object;
48 
49   } CFF_ParserRec, *CFF_Parser;
50 
51 
52   FT_LOCAL( void )
53   cff_parser_init( CFF_Parser  parser,
54                    FT_UInt     code,
55                    void*       object );
56 
57   FT_LOCAL( FT_Error )
58   cff_parser_run( CFF_Parser  parser,
59                   FT_Byte*    start,
60                   FT_Byte*    limit );
61 
62 
63 FT_END_HEADER
64 
65 
66 #endif /* __CFF_PARSE_H__ */
67 
68 
69 /* END */
70