/* Copyright (C) 1995 Aladdin Enterprises.  All rights reserved.
  
  This file is part of AFPL Ghostscript.
  
  AFPL Ghostscript is distributed with NO WARRANTY OF ANY KIND.  No author or
  distributor accepts any responsibility for the consequences of using it, or
  for whether it serves any particular purpose or works at all, unless he or
  she says so in writing.  Refer to the Aladdin Free Public License (the
  "License") for full details.
  
  Every copy of AFPL Ghostscript must include a copy of the License, normally
  in a plain ASCII text file named PUBLIC.  The License grants you the right
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*/

/*$Id: sbtx.h,v 1.2 2000/09/19 19:00:48 lpd Exp $ */
/* Definitions for ByteTranslate filters */
/* Requires scommon.h; strimpl.h if any templates are referenced */

#ifndef sbtx_INCLUDED
#  define sbtx_INCLUDED

/* ByteTranslateEncode/Decode */
typedef struct stream_BT_state_s {
    stream_state_common;
    byte table[256];
} stream_BT_state;
typedef stream_BT_state stream_BTE_state;
typedef stream_BT_state stream_BTD_state;

#define private_st_BT_state()	/* in sfilter1.c */\
  gs_private_st_simple(st_BT_state, stream_BT_state,\
    "ByteTranslateEncode/Decode state")
extern const stream_template s_BTE_template;
extern const stream_template s_BTD_template;

#endif /* sbtx_INCLUDED */
