glibc/glibc-rh168253-res_data-gnu-style.patch
Florian Weimer 8597553f96 Rebase DNS stub resolver to the glibc 2.26 version
- Support an arbitrary number of search domains (#168253)
- Detect and apply /etc/resolv.conf changes in libresolv (#1374239)
- CVE-2015-5180: DNS stub resolver crash with crafted record type (#1251403)
2017-10-11 14:41:27 +02:00

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2.6 KiB
Diff

commit 6da48ca0b2cf328d9ef43c510e74a858c77a1e96
Author: Florian Weimer <fweimer@redhat.com>
Date: Fri Jun 30 11:32:04 2017 +0200
resolv: Reformat resolv/res_data.c to GNU style
diff --git a/resolv/res_data.c b/resolv/res_data.c
index 5e7688c706bf8e99..2cafd3805548d8e4 100644
--- a/resolv/res_data.c
+++ b/resolv/res_data.c
@@ -1,3 +1,21 @@
+/* Miscellaneous definitions for libresolv.
+ Copyright (C) 1995-2017 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ 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
+ <http://www.gnu.org/licenses/>. */
+
/*
* Copyright (c) 1995-1999 by Internet Software Consortium.
*
@@ -17,18 +35,20 @@
#include <resolv.h>
+/* This function belongs to libresolv, which is why it is not included
+ in res-close.c. */
void
-res_close(void) {
- /*
- * Some stupid programs out there call res_close() before res_init().
- * Since _res._vcsock isn't explicitly initialized, these means that
- * we could do a close(0), which might lead to some security problems.
- * Therefore we check if res_init() was called before by looking at
- * the RES_INIT bit in _res.options. If it hasn't been set we bail out
- * early. */
- if ((_res.options & RES_INIT) == 0)
- return;
- /* We don't free the name server addresses because we never
- did it and it would be done implicitly on shutdown. */
- __res_iclose(&_res, false);
+__res_close (void)
+{
+ /* Some programs call res_close before res_init. Since _res._vcsock
+ isn't explicitly initialized, these means that we could call
+ close (0), which might lead to some security problems. Therefore
+ we check if res_init was called before by looking at the RES_INIT
+ bit in _res.options. If it hasn't been set we bail out
+ early. */
+ if ((_res.options & RES_INIT) == 0)
+ return;
+ /* We don't free the name server addresses because we never did it
+ and it would be done implicitly on shutdown. */
+ __res_iclose (&_res, false);
}