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4d55ea811d
In C, const indicates to the reader that mutation will not occur. It can also serve as a hint about ownership. Add const in a few places where it makes sense. Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov> Signed-off-by: Ryan Moeller <freqlabs@FreeBSD.org> Closes #10997
114 lines
3.6 KiB
C
114 lines
3.6 KiB
C
/*
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* CDDL HEADER START
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*
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* The contents of this file are subject to the terms of the
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* Common Development and Distribution License (the "License").
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* You may not use this file except in compliance with the License.
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*
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* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
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* or http://www.opensolaris.org/os/licensing.
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* See the License for the specific language governing permissions
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* and limitations under the License.
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*
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* When distributing Covered Code, include this CDDL HEADER in each
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* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
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* If applicable, add the following below this CDDL HEADER, with the
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* fields enclosed by brackets "[]" replaced with your own identifying
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* information: Portions Copyright [yyyy] [name of copyright owner]
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*
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* CDDL HEADER END
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*/
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/*
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* Copyright 2007 Sun Microsystems, Inc. All rights reserved.
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* Use is subject to license terms.
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*/
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#ifndef _SYS_U8_TEXTPREP_H
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#define _SYS_U8_TEXTPREP_H
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#include <sys/isa_defs.h>
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#include <sys/types.h>
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#include <sys/errno.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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/*
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* Unicode encoding conversion functions and their macros.
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*/
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#define UCONV_IN_BIG_ENDIAN 0x0001
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#define UCONV_OUT_BIG_ENDIAN 0x0002
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#define UCONV_IN_SYSTEM_ENDIAN 0x0004
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#define UCONV_OUT_SYSTEM_ENDIAN 0x0008
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#define UCONV_IN_LITTLE_ENDIAN 0x0010
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#define UCONV_OUT_LITTLE_ENDIAN 0x0020
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#define UCONV_IGNORE_NULL 0x0040
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#define UCONV_IN_ACCEPT_BOM 0x0080
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#define UCONV_OUT_EMIT_BOM 0x0100
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extern int uconv_u16tou32(const uint16_t *, size_t *, uint32_t *, size_t *,
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int);
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extern int uconv_u16tou8(const uint16_t *, size_t *, uchar_t *, size_t *, int);
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extern int uconv_u32tou16(const uint32_t *, size_t *, uint16_t *, size_t *,
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int);
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extern int uconv_u32tou8(const uint32_t *, size_t *, uchar_t *, size_t *, int);
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extern int uconv_u8tou16(const uchar_t *, size_t *, uint16_t *, size_t *, int);
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extern int uconv_u8tou32(const uchar_t *, size_t *, uint32_t *, size_t *, int);
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/*
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* UTF-8 text preparation functions and their macros.
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*
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* Among the macros defined, U8_CANON_DECOMP, U8_COMPAT_DECOMP, and
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* U8_CANON_COMP are not public interfaces and must not be used directly
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* at the flag input argument.
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*/
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#define U8_STRCMP_CS (0x00000001)
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#define U8_STRCMP_CI_UPPER (0x00000002)
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#define U8_STRCMP_CI_LOWER (0x00000004)
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#define U8_CANON_DECOMP (0x00000010)
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#define U8_COMPAT_DECOMP (0x00000020)
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#define U8_CANON_COMP (0x00000040)
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#define U8_STRCMP_NFD (U8_CANON_DECOMP)
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#define U8_STRCMP_NFC (U8_CANON_DECOMP | U8_CANON_COMP)
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#define U8_STRCMP_NFKD (U8_COMPAT_DECOMP)
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#define U8_STRCMP_NFKC (U8_COMPAT_DECOMP | U8_CANON_COMP)
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#define U8_TEXTPREP_TOUPPER (U8_STRCMP_CI_UPPER)
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#define U8_TEXTPREP_TOLOWER (U8_STRCMP_CI_LOWER)
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#define U8_TEXTPREP_NFD (U8_STRCMP_NFD)
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#define U8_TEXTPREP_NFC (U8_STRCMP_NFC)
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#define U8_TEXTPREP_NFKD (U8_STRCMP_NFKD)
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#define U8_TEXTPREP_NFKC (U8_STRCMP_NFKC)
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#define U8_TEXTPREP_IGNORE_NULL (0x00010000)
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#define U8_TEXTPREP_IGNORE_INVALID (0x00020000)
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#define U8_TEXTPREP_NOWAIT (0x00040000)
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#define U8_UNICODE_320 (0)
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#define U8_UNICODE_500 (1)
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#define U8_UNICODE_LATEST (U8_UNICODE_500)
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#define U8_VALIDATE_ENTIRE (0x00100000)
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#define U8_VALIDATE_CHECK_ADDITIONAL (0x00200000)
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#define U8_VALIDATE_UCS2_RANGE (0x00400000)
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#define U8_ILLEGAL_CHAR (-1)
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#define U8_OUT_OF_RANGE_CHAR (-2)
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extern int u8_validate(const char *, size_t, char **, int, int *);
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extern int u8_strcmp(const char *, const char *, size_t, int, size_t, int *);
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extern size_t u8_textprep_str(char *, size_t *, char *, size_t *, int, size_t,
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int *);
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#ifdef __cplusplus
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}
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#endif
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#endif /* _SYS_U8_TEXTPREP_H */
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