lib/libkiconv/xlat16_sysctl.c

   1 /*
   2  * Copyright (c) 2000-2001, Boris Popov
   3  * All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions
   7  * are met:
   8  * 1. Redistributions of source code must retain the above copyright
   9  *    notice, this list of conditions and the following disclaimer.
  10  * 2. Redistributions in binary form must reproduce the above copyright
  11  *    notice, this list of conditions and the following disclaimer in the
  12  *    documentation and/or other materials provided with the distribution.
  13  * 3. All advertising materials mentioning features or use of this software
  14  *    must display the following acknowledgement:
  15  *    This product includes software developed by Boris Popov.
  16  * 4. Neither the name of the author nor the names of any co-contributors
  17  *    may be used to endorse or promote products derived from this software
  18  *    without specific prior written permission.
  19  *
  20  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  21  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  22  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  23  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  24  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  25  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  26  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  27  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  28  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  29  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  30  * SUCH DAMAGE.
  31  *
  32  * $FreeBSD: head/lib/libkiconv/xlat16_sysctl.c 275004 2014-11-25 03:50:31Z emaste $
  33  */
  34
  35 /*
  36  * kiconv(3) requires shared linked, and reduce module size
  37  * when statically linked.
  38  */
  39
  40 #ifdef PIC
  41
  42 #include <sys/types.h>
  43 #include <sys/iconv.h>
  44 #include <sys/sysctl.h>
  45
  46 #include <ctype.h>
  47 #include <errno.h>
  48 #include <string.h>
  49
  50 int
  51 kiconv_add_xlat16_table(const char *to, const char *from, const void *data, int datalen)
  52 {
  53         struct iconv_add_in din;
  54         struct iconv_add_out dout;
  55         size_t olen;
  56
  57         if (strlen(from) >= ICONV_CSNMAXLEN || strlen(to) >= ICONV_CSNMAXLEN)
  58                 return (EINVAL);
  59         din.ia_version = ICONV_ADD_VER;
  60         strcpy(din.ia_converter, "xlat16");
  61         strcpy(din.ia_from, from);
  62         strcpy(din.ia_to, to);
  63         din.ia_data = data;
  64         din.ia_datalen = datalen;
  65         olen = sizeof(dout);
  66         if (sysctlbyname("kern.iconv.add", &dout, &olen, &din, sizeof(din)) == -1)
  67                 return (errno);
  68         return (0);
  69 }
  70
  71 #else /* statically linked */
  72
  73 #include <sys/types.h>
  74 #include <sys/iconv.h>
  75 #include <errno.h>
  76
  77 int
  78 kiconv_add_xlat16_table(const char *to __unused, const char *from __unused,
  79     const void *data __unused, int datalen __unused)
  80 {
  81
  82         return (EINVAL);
  83 }
  84
  85 #endif /* PIC */