commit cb43bb0d68f001fc3d6e054d712ab8794b5fd1de
Author: Cong Wang <xiyou.wangcong@gmail.com>
Date: Tue Jan 6 16:13:19 2015 -0800
in.h: Coordinate in6_pktinfo and ip6_mtuinfo for kernel and glibc [BZ #15850]
Similarly to what we did for in6_addr, we need a macro
to guard in6_pktinfo and ip6_mtuinfo too.
Cc: Carlos O'Donell <carlos@redhat.com>
Signed-off-by: Cong Wang <xiyou.wangcong@gmail.com>
diff --git a/inet/netinet/in.h b/inet/netinet/in.h
index bf3c8b1..f541c58 100644
--- a/inet/netinet/in.h
+++ b/inet/netinet/in.h
@@ -530,6 +530,7 @@ extern int bindresvport6 (int __sockfd, struct sockaddr_in6 *__sock_in)
#ifdef __USE_GNU
struct cmsghdr; /* Forward declaration. */
+#ifndef __USE_KERNEL_IPV6_DEFS
/* IPv6 packet information. */
struct in6_pktinfo
{
@@ -543,7 +544,7 @@ struct ip6_mtuinfo
struct sockaddr_in6 ip6m_addr; /* dst address including zone ID */
uint32_t ip6m_mtu; /* path MTU in host byte order */
};
-
+#endif /* !__USE_KERNEL_IPV6_DEFS */
/* Obsolete hop-by-hop and Destination Options Processing (RFC 2292). */
extern int inet6_option_space (int __nbytes)
diff --git a/sysdeps/unix/sysv/linux/bits/in.h b/sysdeps/unix/sysv/linux/bits/in.h
index b80a27f..b1d2cf6 100644
--- a/sysdeps/unix/sysv/linux/bits/in.h
+++ b/sysdeps/unix/sysv/linux/bits/in.h
@@ -23,10 +23,10 @@
/* If the application has already included linux/in6.h from a linux-based
kernel then we will not define the IPv6 IPPROTO_* defines, in6_addr (nor the
- defines), sockaddr_in6, or ipv6_mreq. The ABI used by the linux-kernel and
- glibc match exactly. Neither the linux kernel nor glibc should break this
- ABI without coordination. */
-#ifdef _UAPI_LINUX_IN6_H
+ defines), sockaddr_in6, or ipv6_mreq. Same for in6_ptkinfo or ip6_mtuinfo
+ in linux/ipv6.h. The ABI used by the linux-kernel and glibc match exactly.
+ Neither the linux kernel nor glibc should break this ABI without coordination. */
+#if defined _UAPI_LINUX_IN6_H || defined _UAPI_IPV6_H
/* This is not quite the same API since the kernel always defines s6_addr16 and
s6_addr32. This is not a violation of POSIX since POSIX says "at least the
following member" and that holds true. */