sys/netsmb/iconv.h

   1 /*      $NetBSD: iconv.h,v 1.8 2005/12/11 06:25:32 christos Exp $       */
   2
   3 /*
   4  * Copyright (c) 2000-2001, Boris Popov
   5  * All rights reserved.
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted provided that the following conditions
   9  * are met:
  10  * 1. Redistributions of source code must retain the above copyright
  11  *    notice, this list of conditions and the following disclaimer.
  12  * 2. Redistributions in binary form must reproduce the above copyright
  13  *    notice, this list of conditions and the following disclaimer in the
  14  *    documentation and/or other materials provided with the distribution.
  15  * 3. All advertising materials mentioning features or use of this software
  16  *    must display the following acknowledgement:
  17  *    This product includes software developed by Boris Popov.
  18  * 4. Neither the name of the author nor the names of any co-contributors
  19  *    may be used to endorse or promote products derived from this software
  20  *    without specific prior written permission.
  21  *
  22  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  23  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  24  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  25  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  26  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  27  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  28  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  29  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  30  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  31  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  32  * SUCH DAMAGE.
  33  *
  34  * $FreeBSD: src/sys/sys/iconv.h,v 1.5 2002/07/15 13:34:50 markm Exp $
  35  */
  36 #ifndef _NETSMB_ICONV_H_
  37 #define _NETSMB_ICONV_H_
  38
  39 #define ICONV_CSNMAXLEN         31      /* maximum length of charset name */
  40 #define ICONV_CNVNMAXLEN        31      /* maximum length of converter name */
  41 #define ICONV_CSMAXDATALEN      1024    /* maximum size of data associated with cs pair */
  42
  43 /*
  44  * Entry for cslist sysctl
  45  */
  46 #define ICONV_CSPAIR_INFO_VER   1
  47
  48 struct iconv_cspair_info {
  49         int     cs_version;
  50         int     cs_id;
  51         int     cs_base;
  52         int     cs_refcount;
  53         char    cs_to[ICONV_CSNMAXLEN];
  54         char    cs_from[ICONV_CSNMAXLEN];
  55 };
  56
  57 /*
  58  * Parameters for 'add' sysctl
  59  */
  60 #define ICONV_ADD_VER   1
  61
  62 struct iconv_add_in {
  63         int     ia_version;
  64         char    ia_converter[ICONV_CNVNMAXLEN];
  65         char    ia_to[ICONV_CSNMAXLEN];
  66         char    ia_from[ICONV_CSNMAXLEN];
  67         int     ia_datalen;
  68         const void *ia_data;
  69 };
  70
  71 struct iconv_add_out {
  72         int     ia_csid;
  73 };
  74
  75 #ifndef _KERNEL
  76
  77 __BEGIN_DECLS
  78
  79 int   kiconv_add_xlat_table(const char *, const char *, const u_char *);
  80
  81 __END_DECLS
  82
  83 #else /* !_KERNEL */
  84
  85 #ifndef __NetBSD__
  86 #include <sys/kobj.h>
  87 #include <sys/queue.h>                  /* can't avoid that */
  88 #include <sys/sysctl.h>                 /* can't avoid that */
  89
  90 struct iconv_cspair;
  91 struct iconv_cspairdata;
  92
  93 /*
  94  * iconv converter class definition
  95  */
  96 struct iconv_converter_class {
  97         KOBJ_CLASS_FIELDS;
  98         TAILQ_ENTRY(iconv_converter_class)      cc_link;
  99 };
 100
 101 struct iconv_cspair {
 102         int             cp_id;          /* unique id of charset pair */
 103         int             cp_refcount;    /* number of references from other pairs */
 104         const char *    cp_from;
 105         const char *    cp_to;
 106         void *          cp_data;
 107         struct iconv_converter_class * cp_dcp;
 108         struct iconv_cspair *cp_base;
 109         TAILQ_ENTRY(iconv_cspair)       cp_link;
 110 };
 111
 112 #define KICONV_CONVERTER(name,size)                             \
 113     static DEFINE_CLASS(iconv_ ## name, iconv_ ## name ## _methods, (size)); \
 114     static moduledata_t iconv_ ## name ## _mod = {      \
 115         "iconv_"#name, iconv_converter_handler,         \
 116         (void*)&iconv_ ## name ## _class                \
 117     };                                                  \
 118     DECLARE_MODULE(iconv_ ## name, iconv_ ## name ## _mod, SI_SUB_DRIVERS, SI_ORDER_ANY);
 119
 120 #define KICONV_CES(name,size)                           \
 121     static DEFINE_CLASS(iconv_ces_ ## name, iconv_ces_ ## name ## _methods, (size)); \
 122     static moduledata_t iconv_ces_ ## name ## _mod = {  \
 123         "iconv_ces_"#name, iconv_cesmod_handler,        \
 124         (void*)&iconv_ces_ ## name ## _class            \
 125     };                                                  \
 126     DECLARE_MODULE(iconv_ces_ ## name, iconv_ces_ ## name ## _mod, SI_SUB_DRIVERS, SI_ORDER_ANY);
 127 #endif /* !NetBSD */
 128
 129 #ifdef MALLOC_DECLARE
 130 MALLOC_DECLARE(M_ICONV);
 131 #endif
 132
 133 /*
 134  * Basic conversion functions
 135  */
 136 int iconv_open(const char *, const char *, void **);
 137 int iconv_close(void *);
 138 int iconv_conv(void *, const char **, size_t *, char **, size_t *);
 139 char *iconv_convstr(void *, char *, const char *, size_t);
 140 void *iconv_convmem(void *, void *, const void *, int);
 141
 142 /*
 143  * Internal functions
 144  */
 145 int iconv_lookupcp(const char **, const char *);
 146
 147 #ifndef __NetBSD__
 148 int iconv_converter_initstub(struct iconv_converter_class *);
 149 int iconv_converter_donestub(struct iconv_converter_class *);
 150 int iconv_converter_handler(module_t, int, void *);
 151 #endif /* !NetBSD */
 152
 153 #ifdef ICONV_DEBUG
 154 #define ICDEBUG(x)      aprint_debug x
 155 #else
 156 #define ICDEBUG(x)      /* nothing */
 157 #endif
 158
 159 #endif /* !_KERNEL */
 160
 161 #endif /* !_NETSMB_ICONV_H_ */