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/*
* Copyright (c) 2000-2001, Boris Popov
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by Boris Popov.
* 4. Neither the name of the author nor the names of any co-contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $FreeBSD$
*/
#ifndef _SYS_ICONV_H_
#define _SYS_ICONV_H_
#define ICONV_CSNMAXLEN 31 /* maximum length of charset name */
#define ICONV_CNVNMAXLEN 31 /* maximum length of converter name */
#define ICONV_CSMAXDATALEN 1024 /* maximum size of data associated with cs pair */
/*
* Entry for cslist sysctl
*/
#define ICONV_CSPAIR_INFO_VER 1
struct iconv_cspair_info {
int cs_version;
int cs_id;
int cs_base;
int cs_refcount;
char cs_to[ICONV_CSNMAXLEN];
char cs_from[ICONV_CSNMAXLEN];
};
/*
* Paramters for 'add' sysctl
*/
#define ICONV_ADD_VER 1
struct iconv_add_in {
int ia_version;
char ia_converter[ICONV_CNVNMAXLEN];
char ia_to[ICONV_CSNMAXLEN];
char ia_from[ICONV_CSNMAXLEN];
int ia_datalen;
const void *ia_data;
};
struct iconv_add_out {
int ia_csid;
};
#ifndef _KERNEL
__BEGIN_DECLS
int kiconv_add_xlat_table(const char *, const char *, const u_char *);
__END_DECLS
#else /* !_KERNEL */
#include <sys/kobj.h>
#include <sys/queue.h> /* can't avoid that */
#include <sys/sysctl.h> /* can't avoid that */
struct iconv_cspair;
struct iconv_cspairdata;
/*
* iconv converter class definition
*/
struct iconv_converter_class {
KOBJ_CLASS_FIELDS;
TAILQ_ENTRY(iconv_converter_class) cc_link;
};
struct iconv_cspair {
int cp_id; /* unique id of charset pair */
int cp_refcount; /* number of references from other pairs */
const char * cp_from;
const char * cp_to;
void * cp_data;
struct iconv_converter_class * cp_dcp;
struct iconv_cspair *cp_base;
TAILQ_ENTRY(iconv_cspair) cp_link;
};
#define KICONV_CONVERTER(name,size) \
static DEFINE_CLASS(iconv_ ## name, iconv_ ## name ## _methods, (size)); \
static moduledata_t iconv_ ## name ## _mod = { \
"iconv_"#name, iconv_converter_handler, \
(void*)&iconv_ ## name ## _class \
}; \
DECLARE_MODULE(iconv_ ## name, iconv_ ## name ## _mod, SI_SUB_DRIVERS, SI_ORDER_ANY);
#define KICONV_CES(name,size) \
static DEFINE_CLASS(iconv_ces_ ## name, iconv_ces_ ## name ## _methods, (size)); \
static moduledata_t iconv_ces_ ## name ## _mod = { \
"iconv_ces_"#name, iconv_cesmod_handler, \
(void*)&iconv_ces_ ## name ## _class \
}; \
DECLARE_MODULE(iconv_ces_ ## name, iconv_ces_ ## name ## _mod, SI_SUB_DRIVERS, SI_ORDER_ANY);
#ifdef MALLOC_DECLARE
MALLOC_DECLARE(M_ICONV);
#endif
/*
* Basic conversion functions
*/
int iconv_open(const char *to, const char *from, void **handle);
int iconv_close(void *handle);
int iconv_conv(void *handle, const char **inbuf,
size_t *inbytesleft, char **outbuf, size_t *outbytesleft);
char* iconv_convstr(void *handle, char *dst, const char *src);
void* iconv_convmem(void *handle, void *dst, const void *src, int size);
/*
* Internal functions
*/
int iconv_lookupcp(char **cpp, const char *s);
int iconv_converter_initstub(struct iconv_converter_class *dp);
int iconv_converter_donestub(struct iconv_converter_class *dp);
int iconv_converter_handler(module_t mod, int type, void *data);
#ifdef ICONV_DEBUG
#define ICDEBUG(format, args...) printf("%s: "format, __FUNCTION__ ,## args)
#else
#define ICDEBUG(format, args...)
#endif
#endif /* !_KERNEL */
#endif /* !_SYS_ICONV_H_ */
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