/* * CDDL HEADER START * * The contents of this file are subject to the terms of the * Common Development and Distribution License (the "License"). * You may not use this file except in compliance with the License. * * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE * or http://www.opensolaris.org/os/licensing. * See the License for the specific language governing permissions * and limitations under the License. * * When distributing Covered Code, include this CDDL HEADER in each * file and include the License file at usr/src/OPENSOLARIS.LICENSE. * If applicable, add the following below this CDDL HEADER, with the * fields enclosed by brackets "[]" replaced with your own identifying * information: Portions Copyright [yyyy] [name of copyright owner] * * CDDL HEADER END */ /* * Copyright 2006 Sun Microsystems, Inc. All rights reserved. * Use is subject to license terms. * * nis/gethostent.c -- "nis" backend for nsswitch "ipnodes" database */ #pragma ident "%Z%%M% %I% %E% SMI" #include #include #include #include #include #include #include #include "nis_common.h" #include static nss_status_t getbyname(be, a) nis_backend_ptr_t be; void *a; { nss_XbyY_args_t *argp = (nss_XbyY_args_t *)a; nss_status_t res; const char *s; char c; for (s = argp->key.ipnode.name; (c = *s) != '\0'; s++) { if (isupper(c)) { char *copy; char *mung; if ((copy = strdup(argp->key.ipnode.name)) == 0) { return (NSS_UNAVAIL); } for (mung = copy + (s - argp->key.ipnode.name); (c = *mung) != '\0'; mung++) { if (isupper(c)) { *mung = _tolower(c); } } res = _nss_nis_lookup(be, argp, 1, "ipnodes.byname", copy, 0); if (res != NSS_SUCCESS) argp->h_errno = __nss2herrno(res); free(copy); return (res); } } res = _nss_nis_lookup(be, argp, 1, "ipnodes.byname", argp->key.ipnode.name, 0); if (res != NSS_SUCCESS) argp->h_errno = __nss2herrno(res); return (res); } static nss_status_t getbyaddr(be, a) nis_backend_ptr_t be; void *a; { nss_XbyY_args_t *argp = (nss_XbyY_args_t *)a; struct in6_addr addr; char buf[INET6_ADDRSTRLEN + 1]; nss_status_t res; /* === Do we really want to be this pedantic? */ if (argp->key.hostaddr.type != AF_INET6 || argp->key.hostaddr.len != sizeof (addr)) { return (NSS_NOTFOUND); } (void) memcpy(&addr, argp->key.hostaddr.addr, sizeof (addr)); if (IN6_IS_ADDR_V4MAPPED(&addr)) { if (inet_ntop(AF_INET, (void *) &addr.s6_addr[12], (void *)buf, INET_ADDRSTRLEN) == NULL) { return (NSS_NOTFOUND); } } else { if (inet_ntop(AF_INET6, (void *)&addr, (void *)buf, INET6_ADDRSTRLEN) == NULL) return (NSS_NOTFOUND); } res = _nss_nis_lookup(be, argp, 1, "ipnodes.byaddr", buf, 0); if (res != NSS_SUCCESS) argp->h_errno = __nss2herrno(res); return (res); } static nis_backend_op_t ipnodes_ops[] = { _nss_nis_destr, _nss_nis_endent, _nss_nis_setent, _nss_nis_getent_netdb, getbyname, getbyaddr }; /*ARGSUSED*/ nss_backend_t * _nss_nis_ipnodes_constr(dummy1, dummy2, dummy3) const char *dummy1, *dummy2, *dummy3; { return (_nss_nis_constr(ipnodes_ops, sizeof (ipnodes_ops) / sizeof (ipnodes_ops[0]), "ipnodes.byaddr")); }