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-rw-r--r--ChangeLog15
-rw-r--r--inet/Makefile5
-rw-r--r--inet/netinet/in.h44
-rw-r--r--inet/tst-checks-posix.c24
-rw-r--r--inet/tst-checks.c3
5 files changed, 64 insertions, 27 deletions
diff --git a/ChangeLog b/ChangeLog
index fa3c109180..5a9191afaf 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,18 @@
+2016-12-09 Carlos O'Donell <carlos@redhat.com>
+ Florian Weimer <fweimer@redhat.com>
+
+ [BZ #16421]
+ * inet/netinet/in.h (struct in6_addr): Always define __u6_addr16
+ and __u6_addr32 members.
+ (IN6_IS_ADDR_UNSPECIFIED, IN6_IS_ADDR_LOOPBACK)
+ (IN6_IS_ADDR_LINKLOCAL, IN6_IS_ADDR_SITELOCAL)
+ (IN6_IS_ADDR_V4MAPPED, IN6_IS_ADDR_V4COMPAT, IN6_ARE_ADDR_EQUAL):
+ Use __u6_addr32.
+ * inet/tst-checks.c: Use <support/test-driver.c>
+ * inet/tst-checks-posix.c: New file.
+ * inet/Makefile (tests): Add it.
+ (CFLAGS-tst-checks-posix.c): Compile in C99 mode.
+
2016-12-09 Florian Weimer <fweimer@redhat.com>
New subdirectory support for build and test infrastructure.
diff --git a/inet/Makefile b/inet/Makefile
index 1c30932997..c82ad924aa 100644
--- a/inet/Makefile
+++ b/inet/Makefile
@@ -51,8 +51,8 @@ aux := check_pf check_native ifreq
tests := htontest test_ifindex tst-ntoa tst-ether_aton tst-network \
tst-gethnm test-ifaddrs bug-if1 test-inet6_opt tst-ether_line \
- tst-getni1 tst-getni2 tst-inet6_rth tst-checks tst-sockaddr \
- tst-inet6_scopeid_pton
+ tst-getni1 tst-getni2 tst-inet6_rth tst-checks tst-checks-posix \
+ tst-sockaddr tst-inet6_scopeid_pton
include ../Rules
@@ -86,6 +86,7 @@ CFLAGS-either_hton.c = -fexceptions
CFLAGS-getnetgrent.c = -fexceptions
CFLAGS-getnetgrent_r.c = -fexceptions
+CFLAGS-tst-checks-posix.c = -std=c99
CFLAGS-tst-sockaddr.c = -fno-strict-aliasing
endif
diff --git a/inet/netinet/in.h b/inet/netinet/in.h
index c801593b32..01594c6aec 100644
--- a/inet/netinet/in.h
+++ b/inet/netinet/in.h
@@ -213,10 +213,8 @@ struct in6_addr
union
{
uint8_t __u6_addr8[16];
-#ifdef __USE_MISC
uint16_t __u6_addr16[8];
uint32_t __u6_addr32[4];
-#endif
} __in6_u;
#define s6_addr __in6_u.__u6_addr8
#ifdef __USE_MISC
@@ -411,52 +409,52 @@ extern uint16_t htons (uint16_t __hostshort)
# define IN6_IS_ADDR_UNSPECIFIED(a) \
(__extension__ \
({ const struct in6_addr *__a = (const struct in6_addr *) (a); \
- __a->s6_addr32[0] == 0 \
- && __a->s6_addr32[1] == 0 \
- && __a->s6_addr32[2] == 0 \
- && __a->s6_addr32[3] == 0; }))
+ __a->__in6_u.__u6_addr32[0] == 0 \
+ && __a->__in6_u.__u6_addr32[1] == 0 \
+ && __a->__in6_u.__u6_addr32[2] == 0 \
+ && __a->__in6_u.__u6_addr32[3] == 0; }))
# define IN6_IS_ADDR_LOOPBACK(a) \
(__extension__ \
({ const struct in6_addr *__a = (const struct in6_addr *) (a); \
- __a->s6_addr32[0] == 0 \
- && __a->s6_addr32[1] == 0 \
- && __a->s6_addr32[2] == 0 \
- && __a->s6_addr32[3] == htonl (1); }))
+ __a->__in6_u.__u6_addr32[0] == 0 \
+ && __a->__in6_u.__u6_addr32[1] == 0 \
+ && __a->__in6_u.__u6_addr32[2] == 0 \
+ && __a->__in6_u.__u6_addr32[3] == htonl (1); }))
# define IN6_IS_ADDR_LINKLOCAL(a) \
(__extension__ \
({ const struct in6_addr *__a = (const struct in6_addr *) (a); \
- (__a->s6_addr32[0] & htonl (0xffc00000)) == htonl (0xfe800000); }))
+ (__a->__in6_u.__u6_addr32[0] & htonl (0xffc00000)) == htonl (0xfe800000); }))
# define IN6_IS_ADDR_SITELOCAL(a) \
(__extension__ \
({ const struct in6_addr *__a = (const struct in6_addr *) (a); \
- (__a->s6_addr32[0] & htonl (0xffc00000)) == htonl (0xfec00000); }))
+ (__a->__in6_u.__u6_addr32[0] & htonl (0xffc00000)) == htonl (0xfec00000); }))
# define IN6_IS_ADDR_V4MAPPED(a) \
(__extension__ \
({ const struct in6_addr *__a = (const struct in6_addr *) (a); \
- __a->s6_addr32[0] == 0 \
- && __a->s6_addr32[1] == 0 \
- && __a->s6_addr32[2] == htonl (0xffff); }))
+ __a->__in6_u.__u6_addr32[0] == 0 \
+ && __a->__in6_u.__u6_addr32[1] == 0 \
+ && __a->__in6_u.__u6_addr32[2] == htonl (0xffff); }))
# define IN6_IS_ADDR_V4COMPAT(a) \
(__extension__ \
({ const struct in6_addr *__a = (const struct in6_addr *) (a); \
- __a->s6_addr32[0] == 0 \
- && __a->s6_addr32[1] == 0 \
- && __a->s6_addr32[2] == 0 \
- && ntohl (__a->s6_addr32[3]) > 1; }))
+ __a->__in6_u.__u6_addr32[0] == 0 \
+ && __a->__in6_u.__u6_addr32[1] == 0 \
+ && __a->__in6_u.__u6_addr32[2] == 0 \
+ && ntohl (__a->__in6_u.__u6_addr32[3]) > 1; }))
# define IN6_ARE_ADDR_EQUAL(a,b) \
(__extension__ \
({ const struct in6_addr *__a = (const struct in6_addr *) (a); \
const struct in6_addr *__b = (const struct in6_addr *) (b); \
- __a->s6_addr32[0] == __b->s6_addr32[0] \
- && __a->s6_addr32[1] == __b->s6_addr32[1] \
- && __a->s6_addr32[2] == __b->s6_addr32[2] \
- && __a->s6_addr32[3] == __b->s6_addr32[3]; }))
+ __a->__in6_u.__u6_addr32[0] == __b->__in6_u.__u6_addr32[0] \
+ && __a->__in6_u.__u6_addr32[1] == __b->__in6_u.__u6_addr32[1] \
+ && __a->__in6_u.__u6_addr32[2] == __b->__in6_u.__u6_addr32[2] \
+ && __a->__in6_u.__u6_addr32[3] == __b->__in6_u.__u6_addr32[3]; }))
#else
# define IN6_IS_ADDR_UNSPECIFIED(a) \
(((const uint32_t *) (a))[0] == 0 \
diff --git a/inet/tst-checks-posix.c b/inet/tst-checks-posix.c
new file mode 100644
index 0000000000..c41a180bf5
--- /dev/null
+++ b/inet/tst-checks-posix.c
@@ -0,0 +1,24 @@
+/* Test IPv6 classification macros in POSIX mode.
+ Copyright (C) 2016 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/>. */
+
+/* Process tst-checks.c in POSIX mode. */
+#undef _GNU_SOURCE
+#define _POSIX_C_SOURCE 200112L
+#define _ISOMAC
+
+#include "tst-checks.c"
diff --git a/inet/tst-checks.c b/inet/tst-checks.c
index 5d97564cd6..1a4785d96e 100644
--- a/inet/tst-checks.c
+++ b/inet/tst-checks.c
@@ -169,5 +169,4 @@ do_test (void)
return result;
}
-#define TEST_FUNCTION do_test ()
-#include "../test-skeleton.c"
+#include <support/test-driver.c>