/*- * 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. * * 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 */ /* maximum size of data associated with cs pair */ #define ICONV_CSMAXDATALEN (sizeof(caddr_t) * 0x200 + sizeof(uint32_t) * 0x200 * 0x80) #define XLAT16_ACCEPT_NULL_OUT 0x01000000 #define XLAT16_ACCEPT_NULL_IN 0x02000000 #define XLAT16_HAS_LOWER_CASE 0x04000000 #define XLAT16_HAS_UPPER_CASE 0x08000000 #define XLAT16_HAS_FROM_LOWER_CASE 0x10000000 #define XLAT16_HAS_FROM_UPPER_CASE 0x20000000 #define XLAT16_IS_3BYTE_CHR 0x40000000 #define KICONV_LOWER 1 /* tolower converted character */ #define KICONV_UPPER 2 /* toupper converted character */ #define KICONV_FROM_LOWER 4 /* tolower source character, then convert */ #define KICONV_FROM_UPPER 8 /* toupper source character, then convert */ #define KICONV_WCTYPE 16 /* towlower/towupper characters */ #define ENCODING_UNICODE "UTF-16BE" #define KICONV_WCTYPE_NAME "_wctype" /* * 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 #define KICONV_VENDOR_MICSFT 1 /* Microsoft Vendor Code for quirk */ int kiconv_add_xlat_table(const char *, const char *, const u_char *); int kiconv_add_xlat16_cspair(const char *, const char *, int); int kiconv_add_xlat16_cspairs(const char *, const char *); int kiconv_add_xlat16_table(const char *, const char *, const void *, int); int kiconv_lookupconv(const char *drvname); int kiconv_lookupcs(const char *tocode, const char *fromcode); const char *kiconv_quirkcs(const char *, int); __END_DECLS #else /* !_KERNEL */ #include #include /* can't avoid that */ #include /* can't avoid that */ #include /* 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 struct iconv_converter_class iconv_ ## name ## _class = { \ "iconv_"#name, iconv_ ## name ## _methods, size, NULL \ }; \ 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); int iconv_conv_case(void *handle, const char **inbuf, size_t *inbytesleft, char **outbuf, size_t *outbytesleft, int casetype); int iconv_convchr(void *handle, const char **inbuf, size_t *inbytesleft, char **outbuf, size_t *outbytesleft); int iconv_convchr_case(void *handle, const char **inbuf, size_t *inbytesleft, char **outbuf, size_t *outbytesleft, int casetype); int iconv_add(const char *converter, const char *to, const char *from); char* iconv_convstr(void *handle, char *dst, const char *src); void* iconv_convmem(void *handle, void *dst, const void *src, int size); int iconv_vfs_refcount(const char *fsname); int towlower(int c, void *handle); int towupper(int c, void *handle); /* * Bridge struct of iconv functions */ struct iconv_functions { int (*open)(const char *to, const char *from, void **handle); int (*close)(void *handle); int (*conv)(void *handle, const char **inbuf, size_t *inbytesleft, char **outbuf, size_t *outbytesleft); int (*conv_case)(void *handle, const char **inbuf, size_t *inbytesleft, char **outbuf, size_t *outbytesleft, int casetype); int (*convchr)(void *handle, const char **inbuf, size_t *inbytesleft, char **outbuf, size_t *outbytesleft); int (*convchr_case)(void *handle, const char **inbuf, size_t *inbytesleft, char **outbuf, size_t *outbytesleft, int casetype); }; #define VFS_DECLARE_ICONV(fsname) \ static struct iconv_functions fsname ## _iconv_core = { \ iconv_open, \ iconv_close, \ iconv_conv, \ iconv_conv_case, \ iconv_convchr, \ iconv_convchr_case \ }; \ extern struct iconv_functions *fsname ## _iconv; \ static int fsname ## _iconv_mod_handler(module_t mod, \ int type, void *d); \ static int \ fsname ## _iconv_mod_handler(module_t mod, int type, void *d) \ { \ int error = 0; \ switch(type) { \ case MOD_LOAD: \ fsname ## _iconv = & fsname ## _iconv_core; \ break; \ case MOD_UNLOAD: \ error = iconv_vfs_refcount(#fsname); \ if (error) \ return (EBUSY); \ fsname ## _iconv = NULL; \ break; \ default: \ error = EINVAL; \ break; \ } \ return (error); \ } \ static moduledata_t fsname ## _iconv_mod = { \ #fsname"_iconv", \ fsname ## _iconv_mod_handler, \ NULL \ }; \ DECLARE_MODULE(fsname ## _iconv, fsname ## _iconv_mod, \ SI_SUB_DRIVERS, SI_ORDER_ANY); \ MODULE_DEPEND(fsname ## _iconv, fsname, 1, 1, 1); \ MODULE_DEPEND(fsname ## _iconv, libiconv, 2, 2, 2); \ MODULE_VERSION(fsname ## _iconv, 1) /* * 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_tolowerstub(int c, void *handle); int iconv_converter_handler(module_t mod, int type, void *data); #ifdef ICONV_DEBUG #define ICDEBUG(format, ...) printf("%s: "format, __func__ , ## __VA_ARGS__) #else #define ICDEBUG(format, ...) #endif #endif /* !_KERNEL */ #endif /* !_SYS_ICONV_H_ */