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Diffstat (limited to 'nis/nss_nis/nis-network.c')
-rw-r--r--nis/nss_nis/nis-network.c314
1 files changed, 0 insertions, 314 deletions
diff --git a/nis/nss_nis/nis-network.c b/nis/nss_nis/nis-network.c
deleted file mode 100644
index 8d87c69d8e..0000000000
--- a/nis/nss_nis/nis-network.c
+++ /dev/null
@@ -1,314 +0,0 @@
-/* Copyright (C) 1996-2020 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
- Contributed by Thorsten Kukuk <kukuk@vt.uni-paderborn.de>, 1996.
-
- The GNU C Library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Lesser General Public
- License as published by the Free Software Foundation; either
- version 2.1 of the License, or (at your option) any later version.
-
- The GNU C Library is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public
- License along with the GNU C Library; if not, see
- <https://www.gnu.org/licenses/>. */
-
-#include <nss.h>
-#include <netdb.h>
-#include <ctype.h>
-#include <errno.h>
-#include <stdint.h>
-#include <string.h>
-#include <netinet/in.h>
-#include <arpa/inet.h>
-#include <libc-lock.h>
-#include <rpcsvc/yp.h>
-#include <rpcsvc/ypclnt.h>
-
-#include "nss-nis.h"
-
-/* Get the declaration of the parser function. */
-#define ENTNAME netent
-#define EXTERN_PARSER
-#include <nss/nss_files/files-parse.c>
-
-__libc_lock_define_initialized (static, lock)
-
-static bool_t new_start = 1;
-static char *oldkey;
-static int oldkeylen;
-
-enum nss_status
-_nss_nis_setnetent (int stayopen)
-{
- return _nss_nis_endnetent ();
-}
-
-enum nss_status
-_nss_nis_endnetent (void)
-{
-__libc_lock_lock (lock);
-
- new_start = 1;
- if (oldkey != NULL)
- {
- free (oldkey);
- oldkey = NULL;
- oldkeylen = 0;
- }
-
- __libc_lock_unlock (lock);
-
- return NSS_STATUS_SUCCESS;
-}
-libnss_nis_hidden_def (_nss_nis_endnetent)
-
-static enum nss_status
-internal_nis_getnetent_r (struct netent *net, char *buffer, size_t buflen,
- int *errnop, int *herrnop)
-{
- struct parser_data *data = (void *) buffer;
-
- char *domain;
- if (__glibc_unlikely (yp_get_default_domain (&domain)))
- return NSS_STATUS_UNAVAIL;
-
- /* Get the next entry until we found a correct one. */
- int parse_res;
- do
- {
- char *result;
- char *outkey;
- int len;
- int keylen;
- int yperr;
-
- if (new_start)
- yperr = yp_first (domain, "networks.byname", &outkey, &keylen, &result,
- &len);
- else
- yperr = yp_next (domain, "networks.byname", oldkey, oldkeylen, &outkey,
- &keylen, &result, &len);
-
- if (__glibc_unlikely (yperr != YPERR_SUCCESS))
- {
- enum nss_status retval = yperr2nss (yperr);
-
- if (retval == NSS_STATUS_TRYAGAIN)
- {
- *herrnop = NETDB_INTERNAL;
- *errnop = errno;
- }
- return retval;
- }
-
- if (__glibc_unlikely ((size_t) (len + 1) > buflen))
- {
- free (result);
- *errnop = ERANGE;
- *herrnop = NETDB_INTERNAL;
- return NSS_STATUS_TRYAGAIN;
- }
-
- char *p = strncpy (buffer, result, len);
- buffer[len] = '\0';
- while (isspace (*p))
- ++p;
- free (result);
-
- parse_res = _nss_files_parse_netent (p, net, data, buflen, errnop);
- if (__glibc_unlikely (parse_res == -1))
- {
- free (outkey);
- *herrnop = NETDB_INTERNAL;
- *errnop = ERANGE;
- return NSS_STATUS_TRYAGAIN;
- }
-
- free (oldkey);
- oldkey = outkey;
- oldkeylen = keylen;
- new_start = 0;
- }
- while (!parse_res);
-
- return NSS_STATUS_SUCCESS;
-}
-
-enum nss_status
-_nss_nis_getnetent_r (struct netent *net, char *buffer, size_t buflen,
- int *errnop, int *herrnop)
-{
- enum nss_status status;
-
- __libc_lock_lock (lock);
-
- status = internal_nis_getnetent_r (net, buffer, buflen, errnop, herrnop);
-
- __libc_lock_unlock (lock);
-
- return status;
-}
-
-enum nss_status
-_nss_nis_getnetbyname_r (const char *name, struct netent *net, char *buffer,
- size_t buflen, int *errnop, int *herrnop)
-{
- if (name == NULL)
- {
- *errnop = EINVAL;
- *herrnop = NETDB_INTERNAL;
- return NSS_STATUS_UNAVAIL;
- }
-
- char *domain;
- if (__glibc_unlikely (yp_get_default_domain (&domain)))
- return NSS_STATUS_UNAVAIL;
-
- struct parser_data *data = (void *) buffer;
- if (buflen < sizeof *data + 1)
- {
- *herrnop = NETDB_INTERNAL;
- *errnop = ERANGE;
- return NSS_STATUS_TRYAGAIN;
- }
-
- /* Convert name to lowercase. */
- size_t namlen = strlen (name);
- /* Limit name length to the maximum size of an RPC packet. */
- if (namlen > UDPMSGSIZE)
- {
- *errnop = ERANGE;
- return NSS_STATUS_UNAVAIL;
- }
-
- char name2[namlen + 1];
- size_t i;
-
- for (i = 0; i < namlen; ++i)
- name2[i] = _tolower (name[i]);
- name2[i] = '\0';
-
- char *result;
- int len;
- int yperr = yp_match (domain, "networks.byname", name2, namlen, &result,
- &len);
-
- if (__glibc_unlikely (yperr != YPERR_SUCCESS))
- {
- enum nss_status retval = yperr2nss (yperr);
-
- if (retval == NSS_STATUS_TRYAGAIN)
- {
- *errnop = errno;
- *herrnop = NETDB_INTERNAL;
- }
- return retval;
- }
-
- if (__glibc_unlikely ((size_t) (len + 1) > buflen))
- {
- free (result);
- *errnop = ERANGE;
- *herrnop = NETDB_INTERNAL;
- return NSS_STATUS_TRYAGAIN;
- }
-
- char *p = strncpy (buffer, result, len);
- buffer[len] = '\0';
- while (isspace (*p))
- ++p;
- free (result);
-
- int parse_res = _nss_files_parse_netent (p, net, data, buflen, errnop);
-
- if (__glibc_unlikely (parse_res < 1))
- {
- *herrnop = NETDB_INTERNAL;
- if (parse_res == -1)
- return NSS_STATUS_TRYAGAIN;
- else
- return NSS_STATUS_NOTFOUND;
- }
- else
- return NSS_STATUS_SUCCESS;
-}
-
-enum nss_status
-_nss_nis_getnetbyaddr_r (uint32_t addr, int type, struct netent *net,
- char *buffer, size_t buflen, int *errnop,
- int *herrnop)
-{
- char *domain;
- if (__glibc_unlikely (yp_get_default_domain (&domain)))
- return NSS_STATUS_UNAVAIL;
-
- struct in_addr in = { .s_addr = htonl (addr) };
- char *buf = inet_ntoa (in);
- size_t blen = strlen (buf);
-
- while (1)
- {
- char *result;
- int len;
-
- int yperr = yp_match (domain, "networks.byaddr", buf, blen, &result,
- &len);
-
- if (__glibc_unlikely (yperr != YPERR_SUCCESS))
- {
- enum nss_status retval = yperr2nss (yperr);
-
- if (retval == NSS_STATUS_NOTFOUND)
- {
- if (buf[blen - 2] == '.' && buf[blen - 1] == '0')
- {
- /* Try again, but with trailing dot(s)
- removed (one by one) */
- buf[blen - 2] = '\0';
- blen -= 2;
- continue;
- }
- else
- return NSS_STATUS_NOTFOUND;
- }
- else
- {
- if (retval == NSS_STATUS_TRYAGAIN)
- *errnop = errno;
- return retval;
- }
- }
-
- if (__glibc_unlikely ((size_t) (len + 1) > buflen))
- {
- free (result);
- *errnop = ERANGE;
- *herrnop = NETDB_INTERNAL;
- return NSS_STATUS_TRYAGAIN;
- }
-
- char *p = strncpy (buffer, result, len);
- buffer[len] = '\0';
- while (isspace (*p))
- ++p;
- free (result);
-
- int parse_res = _nss_files_parse_netent (p, net, (void *) buffer,
- buflen, errnop);
-
- if (__glibc_unlikely (parse_res < 1))
- {
- *herrnop = NETDB_INTERNAL;
- if (parse_res == -1)
- return NSS_STATUS_TRYAGAIN;
- else
- return NSS_STATUS_NOTFOUND;
- }
- else
- return NSS_STATUS_SUCCESS;
- }
-}
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