2 * Copyright (c) 2000-2001 Boris Popov
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * $FreeBSD: head/sys/sys/iconv.h 298981 2016-05-03 15:14:17Z pfg $
31 #define ICONV_CSNMAXLEN 31 /* maximum length of charset name */
32 #define ICONV_CNVNMAXLEN 31 /* maximum length of converter name */
33 /* maximum size of data associated with cs pair */
34 #define ICONV_CSMAXDATALEN (sizeof(caddr_t) * 0x200 + sizeof(uint32_t) * 0x200 * 0x80)
36 #define XLAT16_ACCEPT_NULL_OUT 0x01000000
37 #define XLAT16_ACCEPT_NULL_IN 0x02000000
38 #define XLAT16_HAS_LOWER_CASE 0x04000000
39 #define XLAT16_HAS_UPPER_CASE 0x08000000
40 #define XLAT16_HAS_FROM_LOWER_CASE 0x10000000
41 #define XLAT16_HAS_FROM_UPPER_CASE 0x20000000
42 #define XLAT16_IS_3BYTE_CHR 0x40000000
44 #define KICONV_LOWER 1 /* tolower converted character */
45 #define KICONV_UPPER 2 /* toupper converted character */
46 #define KICONV_FROM_LOWER 4 /* tolower source character, then convert */
47 #define KICONV_FROM_UPPER 8 /* toupper source character, then convert */
48 #define KICONV_WCTYPE 16 /* towlower/towupper characters */
50 #define ENCODING_UNICODE "UTF-16BE"
51 #define KICONV_WCTYPE_NAME "_wctype"
54 * Entry for cslist sysctl
56 #define ICONV_CSPAIR_INFO_VER 1
58 struct iconv_cspair_info
{
63 char cs_to
[ICONV_CSNMAXLEN
];
64 char cs_from
[ICONV_CSNMAXLEN
];
68 * Parameters for 'add' sysctl
70 #define ICONV_ADD_VER 1
74 char ia_converter
[ICONV_CNVNMAXLEN
];
75 char ia_to
[ICONV_CSNMAXLEN
];
76 char ia_from
[ICONV_CSNMAXLEN
];
81 struct iconv_add_out
{
87 #include <sys/cdefs.h>
88 #include <sys/types.h>
92 #define KICONV_VENDOR_MICSFT 1 /* Microsoft Vendor Code for quirk */
94 int kiconv_add_xlat_table(const char *, const char *, const u_char
*);
95 int kiconv_add_xlat16_cspair(const char *, const char *, int);
96 int kiconv_add_xlat16_cspairs(const char *, const char *);
97 int kiconv_add_xlat16_table(const char *, const char *, const void *, int);
98 int kiconv_lookupconv(const char *drvname
);
99 int kiconv_lookupcs(const char *tocode
, const char *fromcode
);
100 const char *kiconv_quirkcs(const char *, int);
106 #include <sys/kobj.h>
107 #include <sys/module.h> /* can't avoid that */
108 #include <sys/queue.h> /* can't avoid that */
109 #include <sys/sysctl.h> /* can't avoid that */
112 struct iconv_cspairdata
;
115 * iconv converter class definition
117 struct iconv_converter_class
{
119 TAILQ_ENTRY(iconv_converter_class
) cc_link
;
122 struct iconv_cspair
{
123 int cp_id
; /* unique id of charset pair */
124 int cp_refcount
; /* number of references from other pairs */
125 const char * cp_from
;
128 struct iconv_converter_class
* cp_dcp
;
129 struct iconv_cspair
*cp_base
;
130 TAILQ_ENTRY(iconv_cspair
) cp_link
;
133 #define KICONV_CONVERTER(name,size) \
134 static struct iconv_converter_class iconv_ ## name ## _class = { \
135 "iconv_"#name, iconv_ ## name ## _methods, size, NULL \
137 static moduledata_t iconv_ ## name ## _mod = { \
138 "iconv_"#name, iconv_converter_handler, \
139 (void*)&iconv_ ## name ## _class \
141 DECLARE_MODULE(iconv_ ## name, iconv_ ## name ## _mod, SI_SUB_DRIVERS, SI_ORDER_ANY)
143 #define KICONV_CES(name,size) \
144 static DEFINE_CLASS(iconv_ces_ ## name, iconv_ces_ ## name ## _methods, (size)); \
145 static moduledata_t iconv_ces_ ## name ## _mod = { \
146 "iconv_ces_"#name, iconv_cesmod_handler, \
147 (void*)&iconv_ces_ ## name ## _class \
149 DECLARE_MODULE(iconv_ces_ ## name, iconv_ces_ ## name ## _mod, SI_SUB_DRIVERS, SI_ORDER_ANY)
151 #ifdef MALLOC_DECLARE
152 MALLOC_DECLARE(M_ICONV
);
156 * Basic conversion functions
158 int iconv_open(const char *to
, const char *from
, void **handle
);
159 int iconv_close(void *handle
);
160 int iconv_conv(void *handle
, const char **inbuf
,
161 size_t *inbytesleft
, char **outbuf
, size_t *outbytesleft
);
162 int iconv_conv_case(void *handle
, const char **inbuf
,
163 size_t *inbytesleft
, char **outbuf
, size_t *outbytesleft
, int casetype
);
164 int iconv_convchr(void *handle
, const char **inbuf
,
165 size_t *inbytesleft
, char **outbuf
, size_t *outbytesleft
);
166 int iconv_convchr_case(void *handle
, const char **inbuf
,
167 size_t *inbytesleft
, char **outbuf
, size_t *outbytesleft
, int casetype
);
168 int iconv_add(const char *converter
, const char *to
, const char *from
);
169 char* iconv_convstr(void *handle
, char *dst
, const char *src
);
170 void* iconv_convmem(void *handle
, void *dst
, const void *src
, int size
);
171 int iconv_vfs_refcount(const char *fsname
);
173 int towlower(int c
, void *handle
);
174 int towupper(int c
, void *handle
);
177 * Bridge struct of iconv functions
179 struct iconv_functions
{
180 int (*open
)(const char *to
, const char *from
, void **handle
);
181 int (*close
)(void *handle
);
182 int (*conv
)(void *handle
, const char **inbuf
, size_t *inbytesleft
,
183 char **outbuf
, size_t *outbytesleft
);
184 int (*conv_case
)(void *handle
, const char **inbuf
, size_t *inbytesleft
,
185 char **outbuf
, size_t *outbytesleft
, int casetype
);
186 int (*convchr
)(void *handle
, const char **inbuf
, size_t *inbytesleft
,
187 char **outbuf
, size_t *outbytesleft
);
188 int (*convchr_case
)(void *handle
, const char **inbuf
, size_t *inbytesleft
,
189 char **outbuf
, size_t *outbytesleft
, int casetype
);
192 #define VFS_DECLARE_ICONV(fsname) \
193 static struct iconv_functions fsname ## _iconv_core = { \
201 extern struct iconv_functions *fsname ## _iconv; \
202 static int fsname ## _iconv_mod_handler(module_t mod, \
203 int type, void *d); \
205 fsname ## _iconv_mod_handler(module_t mod, int type, void *d) \
210 fsname ## _iconv = & fsname ## _iconv_core; \
213 error = iconv_vfs_refcount(#fsname); \
216 fsname ## _iconv = NULL; \
224 static moduledata_t fsname ## _iconv_mod = { \
226 fsname ## _iconv_mod_handler, \
229 DECLARE_MODULE(fsname ## _iconv, fsname ## _iconv_mod, \
230 SI_SUB_DRIVERS, SI_ORDER_ANY); \
231 MODULE_DEPEND(fsname ## _iconv, fsname, 1, 1, 1); \
232 MODULE_DEPEND(fsname ## _iconv, libiconv, 2, 2, 2); \
233 MODULE_VERSION(fsname ## _iconv, 1)
238 int iconv_lookupcp(char **cpp
, const char *s
);
240 int iconv_converter_initstub(struct iconv_converter_class
*dp
);
241 int iconv_converter_donestub(struct iconv_converter_class
*dp
);
242 int iconv_converter_tolowerstub(int c
, void *handle
);
243 int iconv_converter_handler(module_t mod
, int type
, void *data
);
246 #define ICDEBUG(format, ...) printf("%s: "format, __func__ , ## __VA_ARGS__)
248 #define ICDEBUG(format, ...)
251 #endif /* !_KERNEL */
253 #endif /* !_SYS_ICONV_H_ */