Update copyright dates with scripts/update-copyrights.

[thirdparty/glibc.git] / nis / nis_util.c

diff --git a/nis/nis_util.c b/nis/nis_util.c
index 2b351e73397039ed9d6eb3f52e0c086c5cc6d608..33e4a99e15e2a85b322194d8c6b2817401b74612 100644 (file)
--- a/nis/nis_util.c
+++ b/nis/nis_util.c
@@ -1,24 +1,24 @@
-/* Copyright (c) 1997, 1998 Free Software Foundation, Inc.
+/* Copyright (c) 1997-2018 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
-   Contributed by Thorsten Kukuk <kukuk@vt.uni-paderborn.de>, 1997.
+   Contributed by Thorsten Kukuk <kukuk@suse.de>, 1997.
 
    The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Library General Public License as
-   published by the Free Software Foundation; either version 2 of the
-   License, or (at your option) any later version.
+   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
-   Library General Public License for more details.
+   Lesser General Public License for more details.
 
-   You should have received a copy of the GNU Library General Public
-   License along with the GNU C Library; see the file COPYING.LIB.  If not,
-   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, see
+   <http://www.gnu.org/licenses/>.  */
 
 #include <string.h>
 #include <rpcsvc/nis.h>
+#include <shlib-compat.h>
 
 #include "nis_xdr.h"
 #include "nis_intern.h"
@@ -30,9 +30,11 @@ __nis_finddirectory (directory_obj *dir, const_nis_name name)
   fd_args fd_args;
   fd_result *fd_res;
 
-  fd_args.dir_name = strdup (name);
+  fd_args.dir_name = (char *)name;
   fd_args.requester = nis_local_host();
   fd_res = calloc (1, sizeof (fd_result));
+  if (fd_res == NULL)
+    return NULL;
 
   status = __do_niscall2 (dir->do_servers.do_servers_val,
                          dir->do_servers.do_servers_len,
@@ -44,59 +46,7 @@ __nis_finddirectory (directory_obj *dir, const_nis_name name)
 
   return fd_res;
 }
+libnsl_hidden_nolink_def (__nis_finddirectory, GLIBC_2_1)
 
-/* This is from libc/db/hash/hash_func.c, hash3 is static there */
-/*
- * This is INCREDIBLY ugly, but fast.  We break the string up into 8 byte
- * units.  On the first time through the loop we get the "leftover bytes"
- * (strlen % 8).  On every other iteration, we perform 8 HASHC's so we handle
- * all 8 bytes.  Essentially, this saves us 7 cmp & branch instructions.  If
- * this routine is heavily used enough, it's worth the ugly coding.
- *
- * OZ's original sdbm hash
- */
-unsigned long
-__nis_hash (const void *keyarg, register size_t len)
-{
-  register const u_char *key;
-  register size_t loop;
-  register u_int32_t h;
-
-#define HASHC   h = *key++ + 65599 * h
-
-  h = 0;
-  key = keyarg;
-  if (len > 0)
-    {
-      loop = (len + 8 - 1) >> 3;
-      switch (len & (8 - 1))
-       {
-       case 0:
-         do {
-           HASHC;
-           /* FALLTHROUGH */
-         case 7:
-           HASHC;
-           /* FALLTHROUGH */
-         case 6:
-           HASHC;
-           /* FALLTHROUGH */
-         case 5:
-           HASHC;
-           /* FALLTHROUGH */
-         case 4:
-           HASHC;
-           /* FALLTHROUGH */
-         case 3:
-           HASHC;
-           /* FALLTHROUGH */
-         case 2:
-           HASHC;
-           /* FALLTHROUGH */
-         case 1:
-           HASHC;
-         } while (--loop);
-       }
-    }
-  return (h);
-}
+/* The hash implementation is in a separate file.  */
+#include "nis_hash.c"