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 * $Id: kiconv.c,v 1.3 2001/08/22 03:31:36 bp Exp $ 33 * $FreeBSD$ 34 */ 35 36 #include <sys/types.h> 37 #include <sys/iconv.h> 38 #include <sys/sysctl.h> 39 #include <ctype.h> 40 #include <errno.h> 41 #include <string.h> 42 43 #ifdef APPLE 44 #include <sys/types.h> 45 extern uid_t real_uid, eff_uid; 46 #endif 47 48 int 49 kiconv_add_xlat_table(const char *to, const char *from, const u_char *table) 50 { 51 struct iconv_add_in din; 52 struct iconv_add_out dout; 53 size_t olen; 54 55 if (strlen(from) >= ICONV_CSNMAXLEN || strlen(to) >= ICONV_CSNMAXLEN) 56 return EINVAL; 57 din.ia_version = ICONV_ADD_VER; 58 strcpy(din.ia_converter, "xlat"); 59 strcpy(din.ia_from, from); 60 strcpy(din.ia_to, to); 61 din.ia_data = table; 62 din.ia_datalen = 256; 63 olen = sizeof(dout); 64 #ifdef APPLE 65 seteuid(eff_uid); /* restore setuid root briefly */ 66 if (sysctlbyname("net.smb.fs.iconv.add", &dout, &olen, &din, sizeof(din)) == -1) { 67 seteuid(real_uid); /* and back to real user */ 68 return errno; 69 } 70 seteuid(real_uid); /* and back to real user */ 71 #else 72 if (sysctlbyname("kern.iconv.add", &dout, &olen, &din, sizeof(din)) == -1) 73 return errno; 74 #endif 75 return 0; 76 } 77 78