65 lines
2.2 KiB
C
65 lines
2.2 KiB
C
/*
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* Copyright (C) 1997-2009, Michael Jennings
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to
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* deal in the Software without restriction, including without limitation the
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* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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* sell copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies of the Software, its documentation and marketing & publicity
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* materials, and acknowledgment shall be given in the documentation, materials
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* and software packages that this Software was used.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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#ifndef _ENCODING_H
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# define _ENCODING_H
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# include <X11/Xfuncproto.h>
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/************ Macros and Definitions ************/
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#define ENC_US_ASCII 0UL
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#define ENC_GREEK_ELOT_928 1UL
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#define ENC_GREEK_IBM_437 2UL
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#define ENC_CYRILLIC 3UL
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#define ENC_USERDEF 255
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/************ Structures ************/
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typedef unsigned char trans_tbl_t[256];
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typedef struct state_switch_struct {
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unsigned char key;
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unsigned char next_state;
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struct state_switch_struct *next;
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} state_switch_t;
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typedef struct enc_state_struct {
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char *id;
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trans_tbl_t in_tbl, out_tbl;
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state_switch_t *switches;
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unsigned char lifetime:4, life_left:4;
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struct enc_state_struct *next;
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} enc_state_t;
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typedef struct enc_context_struct {
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char *id;
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enc_state_t *states, *current, *prev;
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} enc_context_t;
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/************ Variables ************/
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extern enc_context_t *encoder;
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/************ Function Prototypes ************/
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_XFUNCPROTOBEGIN
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_XFUNCPROTOEND
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#endif /* _ENCODING_H */
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