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