cups/transcode.h

   1 /*
   2  * "$Id$"
   3  *
   4  *   Transcoding definitions for CUPS.
   5  *
   6  *   Copyright 2007-2011 by Apple Inc.
   7  *   Copyright 1997-2006 by Easy Software Products.
   8  *
   9  *   These coded instructions, statements, and computer programs are the
  10  *   property of Apple Inc. and are protected by Federal copyright
  11  *   law.  Distribution and use rights are outlined in the file "LICENSE.txt"
  12  *   which should have been included with this file.  If this file is
  13  *   file is missing or damaged, see the license at "http://www.cups.org/".
  14  *
  15  *   This file is subject to the Apple OS-Developed Software exception.
  16  */
  17
  18 #ifndef _CUPS_TRANSCODE_H_
  19 #  define _CUPS_TRANSCODE_H_
  20
  21 /*
  22  * Include necessary headers...
  23  */
  24
  25 #  include "language.h"
  26
  27 #  ifdef __cplusplus
  28 extern "C" {
  29 #  endif /* __cplusplus */
  30
  31
  32 /*
  33  * Constants...
  34  */
  35
  36 #  define CUPS_MAX_USTRING      8192    /* Max size of Unicode string */
  37
  38
  39 /*
  40  * Types...
  41  */
  42
  43 typedef unsigned char  cups_utf8_t;     /* UTF-8 Unicode/ISO-10646 unit */
  44 typedef unsigned long  cups_utf32_t;    /* UTF-32 Unicode/ISO-10646 unit */
  45 typedef unsigned short cups_ucs2_t;     /* UCS-2 Unicode/ISO-10646 unit */
  46 typedef unsigned long  cups_ucs4_t;     /* UCS-4 Unicode/ISO-10646 unit */
  47 typedef unsigned char  cups_sbcs_t;     /* SBCS Legacy 8-bit unit */
  48 typedef unsigned short cups_dbcs_t;     /* DBCS Legacy 16-bit unit */
  49 typedef unsigned long  cups_vbcs_t;     /* VBCS Legacy 32-bit unit */
  50                                         /* EUC uses 8, 16, 24, 32-bit */
  51
  52
  53 /*
  54  * Prototypes...
  55  */
  56
  57 extern int      cupsCharsetToUTF8(cups_utf8_t *dest,
  58                                   const char *src,
  59                                   const int maxout,
  60                                   const cups_encoding_t encoding) _CUPS_API_1_2;
  61 extern int      cupsUTF8ToCharset(char *dest,
  62                                   const cups_utf8_t *src,
  63                                   const int maxout,
  64                                   const cups_encoding_t encoding) _CUPS_API_1_2;
  65 extern int      cupsUTF8ToUTF32(cups_utf32_t *dest,
  66                                 const cups_utf8_t *src,
  67                                 const int maxout) _CUPS_API_1_2;
  68 extern int      cupsUTF32ToUTF8(cups_utf8_t *dest,
  69                                 const cups_utf32_t *src,
  70                                 const int maxout) _CUPS_API_1_2;
  71
  72 #  ifdef __cplusplus
  73 }
  74 #  endif /* __cplusplus */
  75
  76 #endif /* !_CUPS_TRANSCODE_H_ */
  77
  78
  79 /*
  80  * End of "$Id$"
  81  */