16ac937c8SXin LI /*- 25e53a4f9SPedro F. Giffuni * SPDX-License-Identifier: BSD-2-Clause-FreeBSD 35e53a4f9SPedro F. Giffuni * 46ac937c8SXin LI * Copyright (c) 2005 Ryuichiro Imura 56ac937c8SXin LI * All rights reserved. 66ac937c8SXin LI * 76ac937c8SXin LI * Redistribution and use in source and binary forms, with or without 86ac937c8SXin LI * modification, are permitted provided that the following conditions 96ac937c8SXin LI * are met: 106ac937c8SXin LI * 1. Redistributions of source code must retain the above copyright 116ac937c8SXin LI * notice, this list of conditions and the following disclaimer. 126ac937c8SXin LI * 2. Redistributions in binary form must reproduce the above copyright 136ac937c8SXin LI * notice, this list of conditions and the following disclaimer in the 146ac937c8SXin LI * documentation and/or other materials provided with the distribution. 156ac937c8SXin LI * 166ac937c8SXin LI * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 176ac937c8SXin LI * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 186ac937c8SXin LI * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 196ac937c8SXin LI * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 206ac937c8SXin LI * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 216ac937c8SXin LI * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 226ac937c8SXin LI * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 236ac937c8SXin LI * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 246ac937c8SXin LI * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 256ac937c8SXin LI * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 266ac937c8SXin LI * SUCH DAMAGE. 276ac937c8SXin LI * 286ac937c8SXin LI * $FreeBSD$ 296ac937c8SXin LI */ 306ac937c8SXin LI 316ac937c8SXin LI #include <sys/types.h> 326ac937c8SXin LI #include <sys/iconv.h> 336ac937c8SXin LI #include <sys/sysctl.h> 346ac937c8SXin LI 356ac937c8SXin LI #include <ctype.h> 366ac937c8SXin LI #include <errno.h> 376ac937c8SXin LI #include <stdlib.h> 386ac937c8SXin LI #include <string.h> 396ac937c8SXin LI 406ac937c8SXin LI int 416ac937c8SXin LI kiconv_lookupconv(const char *drvname) 426ac937c8SXin LI { 436ac937c8SXin LI size_t size; 446ac937c8SXin LI 456ac937c8SXin LI if (sysctlbyname("kern.iconv.drvlist", NULL, &size, NULL, 0) == -1) 466ac937c8SXin LI return (errno); 476ac937c8SXin LI if (size > 0) { 486ac937c8SXin LI char *drivers, *drvp; 496ac937c8SXin LI 506ac937c8SXin LI drivers = malloc(size); 516ac937c8SXin LI if (drivers == NULL) 526ac937c8SXin LI return (ENOMEM); 536ac937c8SXin LI if (sysctlbyname("kern.iconv.drvlist", drivers, &size, NULL, 0) == -1) { 546ac937c8SXin LI free(drivers); 556ac937c8SXin LI return (errno); 566ac937c8SXin LI } 576ac937c8SXin LI for (drvp = drivers; *drvp != '\0'; drvp += strlen(drvp) + 1) 586ac937c8SXin LI if (strcmp(drvp, drvname) == 0) { 596ac937c8SXin LI free(drivers); 606ac937c8SXin LI return (0); 616ac937c8SXin LI } 626ac937c8SXin LI } 636ac937c8SXin LI return (ENOENT); 646ac937c8SXin LI } 656ac937c8SXin LI 666ac937c8SXin LI int 676ac937c8SXin LI kiconv_lookupcs(const char *tocode, const char *fromcode) 686ac937c8SXin LI { 696ac937c8SXin LI size_t i, size; 706ac937c8SXin LI struct iconv_cspair_info *csi, *csip; 716ac937c8SXin LI 726ac937c8SXin LI if (sysctlbyname("kern.iconv.cslist", NULL, &size, NULL, 0) == -1) 736ac937c8SXin LI return (errno); 746ac937c8SXin LI if (size > 0) { 756ac937c8SXin LI csi = malloc(size); 766ac937c8SXin LI if (csi == NULL) 776ac937c8SXin LI return (ENOMEM); 786ac937c8SXin LI if (sysctlbyname("kern.iconv.cslist", csi, &size, NULL, 0) == -1) { 796ac937c8SXin LI free(csi); 80c9f1e38aSXin LI return (errno); 816ac937c8SXin LI } 826ac937c8SXin LI for (i = 0, csip = csi; i < (size/sizeof(*csi)); i++, csip++){ 836ac937c8SXin LI if (strcmp(csip->cs_to, tocode) == 0 && 846ac937c8SXin LI strcmp(csip->cs_from, fromcode) == 0) { 856ac937c8SXin LI free(csi); 866ac937c8SXin LI return (0); 876ac937c8SXin LI } 886ac937c8SXin LI } 896ac937c8SXin LI } 906ac937c8SXin LI return (ENOENT); 916ac937c8SXin LI } 92