1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License (the "License"). 6 * You may not use this file except in compliance with the License. 7 * 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9 * or http://www.opensolaris.org/os/licensing. 10 * See the License for the specific language governing permissions 11 * and limitations under the License. 12 * 13 * When distributing Covered Code, include this CDDL HEADER in each 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15 * If applicable, add the following below this CDDL HEADER, with the 16 * fields enclosed by brackets "[]" replaced with your own identifying 17 * information: Portions Copyright [yyyy] [name of copyright owner] 18 * 19 * CDDL HEADER END 20 */ 21 /* 22 * Copyright 2006 Sun Microsystems, Inc. All rights reserved. 23 * Use is subject to license terms. 24 * 25 * files/gethostent6.c -- "files" backend for nsswitch "hosts" database 26 */ 27 28 #include <netdb.h> 29 #include "files_common.h" 30 #include <string.h> 31 #include <strings.h> 32 #include <stddef.h> 33 #include <stdlib.h> 34 #include <sys/types.h> 35 #include <sys/socket.h> 36 #include <netinet/in.h> 37 #include <arpa/nameser.h> 38 #include <ctype.h> 39 40 extern nss_status_t __nss_files_XY_hostbyname(); 41 extern int __nss_files_2herrno(); 42 extern int __nss_files_check_addr(int, nss_XbyY_args_t *, const char *, int); 43 44 static nss_status_t 45 getbyname(be, a) 46 files_backend_ptr_t be; 47 void *a; 48 { 49 nss_XbyY_args_t *argp = (nss_XbyY_args_t *)a; 50 nss_status_t res; 51 52 res = __nss_files_XY_hostbyname(be, argp, argp->key.ipnode.name, 53 AF_INET6); 54 if (res != NSS_SUCCESS) 55 argp->h_errno = __nss_files_2herrno(res); 56 return (res); 57 } 58 59 static int 60 check_addr(nss_XbyY_args_t *argp, const char *line, int linelen) 61 { 62 return (__nss_files_check_addr(AF_INET6, argp, line, linelen)); 63 } 64 65 static nss_status_t 66 getbyaddr(be, a) 67 files_backend_ptr_t be; 68 void *a; 69 { 70 nss_XbyY_args_t *argp = (nss_XbyY_args_t *)a; 71 nss_status_t res; 72 73 74 res = _nss_files_XY_all(be, argp, 1, 0, check_addr); 75 if (res != NSS_SUCCESS) 76 argp->h_errno = __nss_files_2herrno(res); 77 return (res); 78 } 79 80 static files_backend_op_t ipnodes_ops[] = { 81 _nss_files_destr, 82 _nss_files_endent, 83 _nss_files_setent, 84 _nss_files_getent_netdb, 85 getbyname, 86 getbyaddr, 87 }; 88 89 /*ARGSUSED*/ 90 nss_backend_t * 91 _nss_files_ipnodes_constr(dummy1, dummy2, dummy3) 92 const char *dummy1, *dummy2, *dummy3; 93 { 94 return (_nss_files_constr(ipnodes_ops, 95 sizeof (ipnodes_ops) / sizeof (ipnodes_ops[0]), 96 _PATH_IPNODES, 97 NSS_LINELEN_HOSTS, 98 NULL)); 99 } 100