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/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright (c) 1991, Sun Microsystems, Inc.
* Copyright (c) 1991, Nihon Sun Microsystems K.K.
*/
#define GET(c) ((c) = *ip, ip++, ileft--)
#define PUT(c) (*op = (c), op++, oleft--)
#define UNGET() (ip--, ileft++)
#define ERR_RETURN (-1) /* result code on error */
/* is a valid character for ascii? */
#define ISASC(c) (((c) >= 0x00) && ((c) <= 0x7f))
/* is a valid character for codeset 1? */
#define ISCS1(c) (((c) >= 0xa1) && ((c) <= 0xfe))
/* is a valid character for codeset 2? */
#define ISCS2(c) (((c) >= 0xa1) && ((c) <= 0xdf))
/* is a valid character for codeset 3? */
#define ISCS3(c) (((c) >= 0xa1) && ((c) <= 0xfe))
/* is a valid hankaku_katakana for SJIS? */
#define ISSJKANA(c) (((c) >= 0xa1) && ((c) <= 0xdf))
/* is a valid character for the first byte of SJIS kanji? */
#define ISSJKANJI1(c) ((((c) >= 0x81) && ((c) <= 0x9f)) ||\
(((c) >= 0xe0) && ((c) <= 0xef)))
/* is a valid character for the second byte of SJIS kanji? */
#define ISSJKANJI2(c) ((((c) >= 0x40) && ((c) <= 0x7e)) ||\
(((c) >= 0x80) && ((c) <= 0xfc)))
#define CS_0 0 /* codeset 0 */
#define CS_1 1 /* codeset 1 */
#define CS_2 2 /* codeset 2 */
#define CS_3 3 /* codeset 3 */
#define ST_INIT 0 /* init */
#define ST_INCS1 1 /* in codeset 1 */
#define ST_INCS2 2 /* in codeset 2 */
#define ST_INCS3 3 /* in codeset 3 */
#define ST_ESC 4 /* in ESC */
#define ST_MBTOG0_1 5 /* in the designation of MB to G0 - 1 */
#define ST_MBTOG0_2 6 /* in the designation of MB to G0 - 2 */
#define ST_SBTOG0 7 /* in the designation of SB to G0 */
/*
* CODE SET 0
* ESC ( B : To ASCII
* ESC ( J : To JIS X 0201 - 1976 ROMAN
* ESC ( @ : TO ISO 646 IRV
*
* CODE SET 1
* ESC & @ ESC $ ( B : To JIS X 0208 - 1990 : Not implemented
* ESC $ ( B : To JIS X 0208 - 1983/1990
* ESC $ ( @ : To JIS X 0208 - 1978
* ESC $ B : To JIS X 0208 - 1983/1990
* ESC $ @ : To JIS X 0208 - 1978
* ESC & @ ESC $ B : To JIS X 0208 - 1983/1990 : Not implemented
*
* CODE SET 2
* SO : G1 -> G
* SI : G0 -> G
* ESC ( I : To JIS X 0201 - 1976 Katakana
*
* CODE SET 3
* ESC $ ( D : To JIS X 0212 - 1990
* ESC $ D : To JIS X 0212 - 1990
*
*/
#define ESC 0x1b /* Escape : 1/12 */
#define SO 0x0e /* Shift Out : 0/14 */
#define SI 0x0f /* SHift In : 0/15 */
#define SBTOG0_1 0x28 /* ( : 2/8 */
#define F_ASCII 0x42 /* B : 4/2 */
#define F_X0201_RM 0x4a /* J : 4/10 */
#define F_ISO646 0x40 /* @ : 4/0 */
#define F_X0201_KN 0x49 /* I : 4/9 */
#define MBTOG0_1 0x24 /* $ : 2/4 */
#define MBTOG0_2 0x28 /* ( : 2/8 */
#define F_X0208_83_90 0x42 /* B : 4/2 */
#define F_X0208_78 0x40 /* @ : 4/0 */
#define F_X0212_90 0x44 /* D : 4/4 */
#define CMASK 0x7f
#define CMSB 0x80
/* the byte length of ESC sequences */
#define SEQ_SBTOG0 3 /* ESC + ( + F */
#define SEQ_MBTOG0 4 /* ESC + $ + ( + F */
#define SEQ_MBTOG0_O 3 /* ESC + $ + F */
/* the byte length of SO/SI */
#define SEQ_SOSI 1 /* SO or SI */
/* the byte length of SS2/SS3 */
#define SEQ_SS 1 /* SS2 or SS3 */
/* the byte length of JIS characters */
#define JISW0 1 /* ASCII */
#define JISW1 2 /* Kanji */
#define JISW2 1 /* Hankaku Katakana */
#define JISW3 2 /* Hojo Kanji */
/* the byte length of EUC characters */
#define EUCW0 1 /* ASCII */
#define EUCW1 2 /* Kanji */
#define EUCW2 1 /* Hankaku Katakana */
#define EUCW3 2 /* Hojo Kanji */
#define SS2W 1 /* SS2 */
#define SS3W 1 /* SS3 */
/* the byte length of SJIS characters */
#define SJISW0 1 /* ASCII */
#define SJISW1 2 /* Kanji */
#define SJISW2 1 /* Hankaku Katakana */
#define EBCDIC0 1
#define EBCDIC1 2
#define EBCDIC2 1
#define EBCDIC3 2
/* the byte length of unknown characters */
#define UNKNOWNW 1
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