diff options
Diffstat (limited to 'usr/src/lib/nsswitch/files/common/getnetent.c')
| -rw-r--r-- | usr/src/lib/nsswitch/files/common/getnetent.c | 78 |
1 files changed, 46 insertions, 32 deletions
diff --git a/usr/src/lib/nsswitch/files/common/getnetent.c b/usr/src/lib/nsswitch/files/common/getnetent.c index 992f19326c..d47b78d324 100644 --- a/usr/src/lib/nsswitch/files/common/getnetent.c +++ b/usr/src/lib/nsswitch/files/common/getnetent.c @@ -2,9 +2,8 @@ * CDDL HEADER START * * The contents of this file are subject to the terms of the - * Common Development and Distribution License, Version 1.0 only - * (the "License"). You may not use this file except in compliance - * with the License. + * 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. @@ -20,55 +19,70 @@ * CDDL HEADER END */ /* + * Copyright 2006 Sun Microsystems, Inc. All rights reserved. + * Use is subject to license terms. * - * Copyright (c) 1988-1995 Sun Microsystems Inc - * All Rights Reserved. - * - * files/getnetent.c -- "files" backend for nsswitch "networks" database + * files/getnetent.c -- "files" backend for nsswitch "networks" database */ #pragma ident "%Z%%M% %I% %E% SMI" +#include <sys/types.h> +#include <sys/socket.h> +#include <netinet/in.h> +#include <arpa/inet.h> #include <netdb.h> #include "files_common.h" #include <strings.h> - -static int -check_name(args) - nss_XbyY_args_t *args; -{ - struct netent *net = (struct netent *)args->returnval; - const char *name = args->key.name; - char **aliasp; - - if (strcmp(net->n_name, name) == 0) - return (1); - for (aliasp = net->n_aliases; *aliasp != 0; aliasp++) { - if (strcmp(*aliasp, name) == 0) - return (1); - } - return (0); -} +#include <ctype.h> static nss_status_t getbyname(be, a) files_backend_ptr_t be; void *a; { - nss_XbyY_args_t *argp = (nss_XbyY_args_t *) a; + nss_XbyY_args_t *argp = (nss_XbyY_args_t *)a; - return (_nss_files_XY_all(be, argp, 1, argp->key.name, check_name)); + return (_nss_files_XY_all(be, argp, 1, argp->key.name, + _nss_files_check_name_aliases)); } static int -check_addr(args) - nss_XbyY_args_t *args; +check_addr(nss_XbyY_args_t *argp, const char *line, int linelen) { - struct netent *net = (struct netent *)args->returnval; - return ((net->n_addrtype == args->key.netaddr.type) && - (net->n_net == args->key.netaddr.net)); + const char *limit, *linep, *addrstart; + int addrlen; + char addrbuf[NSS_LINELEN_NETWORKS]; + in_addr_t linenet; + + linep = line; + limit = line + linelen; + + /* skip network name */ + while (linep < limit && !isspace(*linep)) + linep++; + /* skip the delimiting spaces */ + while (linep < limit && isspace(*linep)) + linep++; + if (linep == limit) + return (0); + + addrstart = linep; + while (linep < limit && !isspace(*linep)) + linep++; + addrlen = linep - addrstart; + if (addrlen < sizeof (addrbuf)) { + (void) memcpy(addrbuf, addrstart, addrlen); + addrbuf[addrlen] = '\0'; + if ((linenet = inet_network(addrbuf)) == + (in_addr_t)0xffffffffU) + return (0); + return (AF_INET == argp->key.netaddr.type && + linenet == argp->key.netaddr.net); + } + return (0); } static nss_status_t @@ -76,7 +90,7 @@ getbyaddr(be, a) files_backend_ptr_t be; void *a; { - nss_XbyY_args_t *argp = (nss_XbyY_args_t *) a; + nss_XbyY_args_t *argp = (nss_XbyY_args_t *)a; return (_nss_files_XY_all(be, argp, 1, 0, check_addr)); } |