FreeBSD/Linux Kernel Cross Reference
sys/netsmb/iconv.h

     /*      $NetBSD: iconv.h,v 1.8 2005/12/11 06:25:32 christos Exp $       */
     
     /*
      * 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: src/sys/sys/iconv.h,v 1.5 2002/07/15 13:34:50 markm Exp $
     */
    #ifndef _NETSMB_ICONV_H_
    #define _NETSMB_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];
    };
    
    /*
     * Parameters 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 */
    
    #ifndef __NetBSD__
    #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);
   #endif /* !NetBSD */
   
   #ifdef MALLOC_DECLARE
   MALLOC_DECLARE(M_ICONV);
   #endif
   
   /*
    * Basic conversion functions
    */
   int iconv_open(const char *, const char *, void **);
   int iconv_close(void *);
   int iconv_conv(void *, const char **, size_t *, char **, size_t *);
   char *iconv_convstr(void *, char *, const char *, size_t);
   void *iconv_convmem(void *, void *, const void *, int);
   
   /*
    * Internal functions
    */
   int iconv_lookupcp(const char **, const char *);
   
   #ifndef __NetBSD__
   int iconv_converter_initstub(struct iconv_converter_class *);
   int iconv_converter_donestub(struct iconv_converter_class *);
   int iconv_converter_handler(module_t, int, void *);
   #endif /* !NetBSD */
   
   #ifdef ICONV_DEBUG
   #define ICDEBUG(format, ...) printf("%s: "format, __func__ , __VA_ARGS__)
   #else
   #define ICDEBUG(format, ...)
   #endif
   
   #endif /* !_KERNEL */
   
   #endif /* !_NETSMB_ICONV_H_ */

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