xref: /titanic_41/usr/src/uts/common/sys/kiconv_tc.h (revision 15d9d0b528387242011cdcc6190c9e598cfe3a07)
1*15d9d0b5Syy154373 /*
2*15d9d0b5Syy154373  * CDDL HEADER START
3*15d9d0b5Syy154373  *
4*15d9d0b5Syy154373  * The contents of this file are subject to the terms of the
5*15d9d0b5Syy154373  * Common Development and Distribution License (the "License").
6*15d9d0b5Syy154373  * You may not use this file except in compliance with the License.
7*15d9d0b5Syy154373  *
8*15d9d0b5Syy154373  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9*15d9d0b5Syy154373  * or http://www.opensolaris.org/os/licensing.
10*15d9d0b5Syy154373  * See the License for the specific language governing permissions
11*15d9d0b5Syy154373  * and limitations under the License.
12*15d9d0b5Syy154373  *
13*15d9d0b5Syy154373  * When distributing Covered Code, include this CDDL HEADER in each
14*15d9d0b5Syy154373  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15*15d9d0b5Syy154373  * If applicable, add the following below this CDDL HEADER, with the
16*15d9d0b5Syy154373  * fields enclosed by brackets "[]" replaced with your own identifying
17*15d9d0b5Syy154373  * information: Portions Copyright [yyyy] [name of copyright owner]
18*15d9d0b5Syy154373  *
19*15d9d0b5Syy154373  * CDDL HEADER END
20*15d9d0b5Syy154373  */
21*15d9d0b5Syy154373 /*
22*15d9d0b5Syy154373  * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
23*15d9d0b5Syy154373  * Use is subject to license terms.
24*15d9d0b5Syy154373  */
25*15d9d0b5Syy154373 
26*15d9d0b5Syy154373 #ifndef _SYS_KICONV_TC_H
27*15d9d0b5Syy154373 #define	_SYS_KICONV_TC_H
28*15d9d0b5Syy154373 
29*15d9d0b5Syy154373 #pragma ident	"%Z%%M%	%I%	%E% SMI"
30*15d9d0b5Syy154373 
31*15d9d0b5Syy154373 #ifdef __cplusplus
32*15d9d0b5Syy154373 extern "C" {
33*15d9d0b5Syy154373 #endif
34*15d9d0b5Syy154373 
35*15d9d0b5Syy154373 #ifdef	_KERNEL
36*15d9d0b5Syy154373 
37*15d9d0b5Syy154373 /* Valid first BIG5 byte or not. */
38*15d9d0b5Syy154373 #define	KICONV_TC_IS_BIG5_1st_BYTE(v)	((v) >= 0x81 && (v) <= 0xFE)
39*15d9d0b5Syy154373 
40*15d9d0b5Syy154373 /* Valid second BIG5 byte or not. */
41*15d9d0b5Syy154373 #define	KICONV_TC_IS_BIG5_2nd_BYTE(v)				\
42*15d9d0b5Syy154373 	    (((v) >= 0x40 && (v) <= 0x7E) || ((v) >= 0xA1 && (v) <= 0xFE))
43*15d9d0b5Syy154373 
44*15d9d0b5Syy154373 /* Start byte of CNS 11643 plane 2 - plane 16. */
45*15d9d0b5Syy154373 #define	KICONV_TC_EUCTW_MBYTE		(0x8E)
46*15d9d0b5Syy154373 
47*15d9d0b5Syy154373 /* Plane number mask of CNS 11643 */
48*15d9d0b5Syy154373 #define	KICONV_TC_EUCTW_PMASK		(0xA0)
49*15d9d0b5Syy154373 
50*15d9d0b5Syy154373 /* Valid first byte of CNS 11643 1-16 plane character or not. */
51*15d9d0b5Syy154373 #define	KICONV_TC_IS_EUCTW_1st_BYTE(v)				\
52*15d9d0b5Syy154373 		((v) == KICONV_TC_EUCTW_MBYTE || KICONV_IS_VALID_EUC_BYTE(v))
53*15d9d0b5Syy154373 
54*15d9d0b5Syy154373 /* Valid EUC-TW sequence or not. */
55*15d9d0b5Syy154373 #define	KICONV_TC_IS_VALID_EUCTW_SEQ(ib)				\
56*15d9d0b5Syy154373 	    ((isplane1 && (KICONV_IS_VALID_EUC_BYTE(*((ib) + 1)))) ||	\
57*15d9d0b5Syy154373 	    (plane_no <= 16 && plane_no >= 2 && 			\
58*15d9d0b5Syy154373 	    KICONV_IS_VALID_EUC_BYTE(*((ib) + 2)) &&			\
59*15d9d0b5Syy154373 	    KICONV_IS_VALID_EUC_BYTE(*((ib) + 3))))
60*15d9d0b5Syy154373 
61*15d9d0b5Syy154373 /*
62*15d9d0b5Syy154373  * Plane 12/13/14/16 of EUC-TW fall in UDA range [U+F0000, U+F8A0F] in
63*15d9d0b5Syy154373  * Unicode.
64*15d9d0b5Syy154373  */
65*15d9d0b5Syy154373 #define	KICONV_TC_UDA_UCS4_START	(0xF0000)
66*15d9d0b5Syy154373 #define	KICONV_TC_UDA_UTF8_START	(0xF3B08080)
67*15d9d0b5Syy154373 #define	KICONV_TC_UDA_UTF8_END		(0xF3B8A88F)
68*15d9d0b5Syy154373 
69*15d9d0b5Syy154373 #endif	/* _KERNEL */
70*15d9d0b5Syy154373 
71*15d9d0b5Syy154373 #ifdef __cplusplus
72*15d9d0b5Syy154373 }
73*15d9d0b5Syy154373 #endif
74*15d9d0b5Syy154373 
75*15d9d0b5Syy154373 #endif /* _SYS_KICONV_TC_H */
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