1139825Simp/*- 2206361Sjoel * Copyright (c) 2000-2001 Boris Popov 375332Sbp * All rights reserved. 475332Sbp * 575332Sbp * Redistribution and use in source and binary forms, with or without 675332Sbp * modification, are permitted provided that the following conditions 775332Sbp * are met: 875332Sbp * 1. Redistributions of source code must retain the above copyright 975332Sbp * notice, this list of conditions and the following disclaimer. 1075332Sbp * 2. Redistributions in binary form must reproduce the above copyright 1175332Sbp * notice, this list of conditions and the following disclaimer in the 1275332Sbp * documentation and/or other materials provided with the distribution. 1375332Sbp * 1475332Sbp * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 1575332Sbp * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 1675332Sbp * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 1775332Sbp * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 1875332Sbp * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 1975332Sbp * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 2075332Sbp * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 2175332Sbp * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 2275332Sbp * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 2375332Sbp * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 2475332Sbp * SUCH DAMAGE. 2575332Sbp * 2675332Sbp * $FreeBSD$ 2775332Sbp */ 2875332Sbp#ifndef _SYS_ICONV_H_ 2975332Sbp#define _SYS_ICONV_H_ 3075332Sbp 3175332Sbp#define ICONV_CSNMAXLEN 31 /* maximum length of charset name */ 3275332Sbp#define ICONV_CNVNMAXLEN 31 /* maximum length of converter name */ 33146573Simura/* maximum size of data associated with cs pair */ 34146573Simura#define ICONV_CSMAXDATALEN (sizeof(caddr_t) * 0x200 + sizeof(uint32_t) * 0x200 * 0x80) 3575332Sbp 36120492Sfjoe#define XLAT16_ACCEPT_NULL_OUT 0x01000000 37120492Sfjoe#define XLAT16_ACCEPT_NULL_IN 0x02000000 38120492Sfjoe#define XLAT16_HAS_LOWER_CASE 0x04000000 39120492Sfjoe#define XLAT16_HAS_UPPER_CASE 0x08000000 40120492Sfjoe#define XLAT16_HAS_FROM_LOWER_CASE 0x10000000 41120492Sfjoe#define XLAT16_HAS_FROM_UPPER_CASE 0x20000000 42120492Sfjoe#define XLAT16_IS_3BYTE_CHR 0x40000000 43120492Sfjoe 44120492Sfjoe#define KICONV_LOWER 1 /* tolower converted character */ 45120492Sfjoe#define KICONV_UPPER 2 /* toupper converted character */ 46120492Sfjoe#define KICONV_FROM_LOWER 4 /* tolower source character, then convert */ 47120492Sfjoe#define KICONV_FROM_UPPER 8 /* toupper source character, then convert */ 48194638Sdelphij#define KICONV_WCTYPE 16 /* towlower/towupper characters */ 49120492Sfjoe 50227650Skevlo#define ENCODING_UNICODE "UTF-16BE" 51194638Sdelphij#define KICONV_WCTYPE_NAME "_wctype" 52194638Sdelphij 5375332Sbp/* 5475332Sbp * Entry for cslist sysctl 5575332Sbp */ 5675332Sbp#define ICONV_CSPAIR_INFO_VER 1 5775332Sbp 5875332Sbpstruct iconv_cspair_info { 5975332Sbp int cs_version; 6075332Sbp int cs_id; 6175332Sbp int cs_base; 6275332Sbp int cs_refcount; 6375332Sbp char cs_to[ICONV_CSNMAXLEN]; 6475332Sbp char cs_from[ICONV_CSNMAXLEN]; 6575332Sbp}; 6675332Sbp 6775332Sbp/* 68298981Spfg * Parameters for 'add' sysctl 6975332Sbp */ 7075332Sbp#define ICONV_ADD_VER 1 7175332Sbp 7275332Sbpstruct iconv_add_in { 7375332Sbp int ia_version; 7475332Sbp char ia_converter[ICONV_CNVNMAXLEN]; 7575332Sbp char ia_to[ICONV_CSNMAXLEN]; 7675332Sbp char ia_from[ICONV_CSNMAXLEN]; 7775332Sbp int ia_datalen; 7875332Sbp const void *ia_data; 7975332Sbp}; 8075332Sbp 8175332Sbpstruct iconv_add_out { 8275332Sbp int ia_csid; 8375332Sbp}; 8475332Sbp 8575332Sbp#ifndef _KERNEL 8675332Sbp 8775332Sbp__BEGIN_DECLS 8875332Sbp 89120492Sfjoe#define KICONV_VENDOR_MICSFT 1 /* Microsoft Vendor Code for quirk */ 90120492Sfjoe 9175332Sbpint kiconv_add_xlat_table(const char *, const char *, const u_char *); 92120492Sfjoeint kiconv_add_xlat16_cspair(const char *, const char *, int); 93123293Sfjoeint kiconv_add_xlat16_cspairs(const char *, const char *); 94120492Sfjoeint kiconv_add_xlat16_table(const char *, const char *, const void *, int); 95194638Sdelphijint kiconv_lookupconv(const char *drvname); 96194638Sdelphijint kiconv_lookupcs(const char *tocode, const char *fromcode); 97120492Sfjoeconst char *kiconv_quirkcs(const char *, int); 9875332Sbp 9975332Sbp__END_DECLS 10075332Sbp 10175332Sbp#else /* !_KERNEL */ 10275332Sbp 10375332Sbp#include <sys/kobj.h> 104122098Sscottl#include <sys/module.h> /* can't avoid that */ 10575332Sbp#include <sys/queue.h> /* can't avoid that */ 10675332Sbp#include <sys/sysctl.h> /* can't avoid that */ 10775332Sbp 10875332Sbpstruct iconv_cspair; 10975332Sbpstruct iconv_cspairdata; 11075332Sbp 11175332Sbp/* 11275332Sbp * iconv converter class definition 11375332Sbp */ 11475332Sbpstruct iconv_converter_class { 11575332Sbp KOBJ_CLASS_FIELDS; 11675332Sbp TAILQ_ENTRY(iconv_converter_class) cc_link; 11775332Sbp}; 11875332Sbp 11975332Sbpstruct iconv_cspair { 12075332Sbp int cp_id; /* unique id of charset pair */ 12175332Sbp int cp_refcount; /* number of references from other pairs */ 12275332Sbp const char * cp_from; 12375332Sbp const char * cp_to; 12475332Sbp void * cp_data; 12575332Sbp struct iconv_converter_class * cp_dcp; 12675332Sbp struct iconv_cspair *cp_base; 12775332Sbp TAILQ_ENTRY(iconv_cspair) cp_link; 12875332Sbp}; 12975332Sbp 130194638Sdelphij#define KICONV_CONVERTER(name,size) \ 131149799Simura static struct iconv_converter_class iconv_ ## name ## _class = { \ 132149799Simura "iconv_"#name, iconv_ ## name ## _methods, size, NULL \ 133149799Simura }; \ 13475332Sbp static moduledata_t iconv_ ## name ## _mod = { \ 13575332Sbp "iconv_"#name, iconv_converter_handler, \ 13675332Sbp (void*)&iconv_ ## name ## _class \ 13775332Sbp }; \ 13875332Sbp DECLARE_MODULE(iconv_ ## name, iconv_ ## name ## _mod, SI_SUB_DRIVERS, SI_ORDER_ANY); 13975332Sbp 140194638Sdelphij#define KICONV_CES(name,size) \ 14175332Sbp static DEFINE_CLASS(iconv_ces_ ## name, iconv_ces_ ## name ## _methods, (size)); \ 14275332Sbp static moduledata_t iconv_ces_ ## name ## _mod = { \ 14375332Sbp "iconv_ces_"#name, iconv_cesmod_handler, \ 14475332Sbp (void*)&iconv_ces_ ## name ## _class \ 14575332Sbp }; \ 14675332Sbp DECLARE_MODULE(iconv_ces_ ## name, iconv_ces_ ## name ## _mod, SI_SUB_DRIVERS, SI_ORDER_ANY); 14775332Sbp 14875332Sbp#ifdef MALLOC_DECLARE 14975332SbpMALLOC_DECLARE(M_ICONV); 15075332Sbp#endif 15175332Sbp 15275332Sbp/* 15375332Sbp * Basic conversion functions 15475332Sbp */ 15575332Sbpint iconv_open(const char *to, const char *from, void **handle); 15675332Sbpint iconv_close(void *handle); 15775332Sbpint iconv_conv(void *handle, const char **inbuf, 15875332Sbp size_t *inbytesleft, char **outbuf, size_t *outbytesleft); 159120492Sfjoeint iconv_conv_case(void *handle, const char **inbuf, 160120492Sfjoe size_t *inbytesleft, char **outbuf, size_t *outbytesleft, int casetype); 161120492Sfjoeint iconv_convchr(void *handle, const char **inbuf, 162120492Sfjoe size_t *inbytesleft, char **outbuf, size_t *outbytesleft); 163120492Sfjoeint iconv_convchr_case(void *handle, const char **inbuf, 164120492Sfjoe size_t *inbytesleft, char **outbuf, size_t *outbytesleft, int casetype); 165227650Skevloint iconv_add(const char *converter, const char *to, const char *from); 16675332Sbpchar* iconv_convstr(void *handle, char *dst, const char *src); 16775332Sbpvoid* iconv_convmem(void *handle, void *dst, const void *src, int size); 168120492Sfjoeint iconv_vfs_refcount(const char *fsname); 16975332Sbp 170194638Sdelphijint towlower(int c, void *handle); 171194638Sdelphijint towupper(int c, void *handle); 172194638Sdelphij 17375332Sbp/* 174120492Sfjoe * Bridge struct of iconv functions 175120492Sfjoe */ 176120492Sfjoestruct iconv_functions { 177120492Sfjoe int (*open)(const char *to, const char *from, void **handle); 178120492Sfjoe int (*close)(void *handle); 179120492Sfjoe int (*conv)(void *handle, const char **inbuf, size_t *inbytesleft, 180120492Sfjoe char **outbuf, size_t *outbytesleft); 181120492Sfjoe int (*conv_case)(void *handle, const char **inbuf, size_t *inbytesleft, 182120492Sfjoe char **outbuf, size_t *outbytesleft, int casetype); 183120492Sfjoe int (*convchr)(void *handle, const char **inbuf, size_t *inbytesleft, 184120492Sfjoe char **outbuf, size_t *outbytesleft); 185120492Sfjoe int (*convchr_case)(void *handle, const char **inbuf, size_t *inbytesleft, 186120492Sfjoe char **outbuf, size_t *outbytesleft, int casetype); 187120492Sfjoe}; 188120492Sfjoe 189120492Sfjoe#define VFS_DECLARE_ICONV(fsname) \ 190120492Sfjoe static struct iconv_functions fsname ## _iconv_core = { \ 191120492Sfjoe iconv_open, \ 192120492Sfjoe iconv_close, \ 193120492Sfjoe iconv_conv, \ 194120492Sfjoe iconv_conv_case, \ 195120492Sfjoe iconv_convchr, \ 196120492Sfjoe iconv_convchr_case \ 197120492Sfjoe }; \ 198120492Sfjoe extern struct iconv_functions *fsname ## _iconv; \ 199120492Sfjoe static int fsname ## _iconv_mod_handler(module_t mod, \ 200120492Sfjoe int type, void *d); \ 201120492Sfjoe static int \ 202120492Sfjoe fsname ## _iconv_mod_handler(module_t mod, int type, void *d) \ 203120492Sfjoe { \ 204120492Sfjoe int error = 0; \ 205120492Sfjoe switch(type) { \ 206120492Sfjoe case MOD_LOAD: \ 207120492Sfjoe fsname ## _iconv = & fsname ## _iconv_core; \ 208120492Sfjoe break; \ 209120492Sfjoe case MOD_UNLOAD: \ 210120492Sfjoe error = iconv_vfs_refcount(#fsname); \ 211120492Sfjoe if (error) \ 212120492Sfjoe return (EBUSY); \ 213120492Sfjoe fsname ## _iconv = NULL; \ 214120492Sfjoe break; \ 215120492Sfjoe default: \ 216120492Sfjoe error = EINVAL; \ 217120492Sfjoe break; \ 218120492Sfjoe } \ 219120492Sfjoe return (error); \ 220120492Sfjoe } \ 221120492Sfjoe static moduledata_t fsname ## _iconv_mod = { \ 222120492Sfjoe #fsname"_iconv", \ 223120492Sfjoe fsname ## _iconv_mod_handler, \ 224120492Sfjoe NULL \ 225120492Sfjoe }; \ 226120492Sfjoe DECLARE_MODULE(fsname ## _iconv, fsname ## _iconv_mod, \ 227120492Sfjoe SI_SUB_DRIVERS, SI_ORDER_ANY); \ 228120492Sfjoe MODULE_DEPEND(fsname ## _iconv, fsname, 1, 1, 1); \ 229120492Sfjoe MODULE_DEPEND(fsname ## _iconv, libiconv, 2, 2, 2); \ 230120492Sfjoe MODULE_VERSION(fsname ## _iconv, 1) 231120492Sfjoe 232120492Sfjoe/* 23375332Sbp * Internal functions 23475332Sbp */ 23575332Sbpint iconv_lookupcp(char **cpp, const char *s); 23675332Sbp 23775332Sbpint iconv_converter_initstub(struct iconv_converter_class *dp); 23875332Sbpint iconv_converter_donestub(struct iconv_converter_class *dp); 239194638Sdelphijint iconv_converter_tolowerstub(int c, void *handle); 24075332Sbpint iconv_converter_handler(module_t mod, int type, void *data); 24175332Sbp 24275332Sbp#ifdef ICONV_DEBUG 243235711Skevlo#define ICDEBUG(format, ...) printf("%s: "format, __func__ , ## __VA_ARGS__) 24475332Sbp#else 245100080Smarkm#define ICDEBUG(format, ...) 24675332Sbp#endif 24775332Sbp 24875332Sbp#endif /* !_KERNEL */ 24975332Sbp 25075332Sbp#endif /* !_SYS_ICONV_H_ */ 251