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authorIvan Delalande <colona@arista.com>2017-08-31 09:59:39 -0700
committerDavid S. Miller <davem@davemloft.net>2017-09-01 18:38:09 -0700
commitc03fa9bcacd9ac04595cc13f34f3445f0a5ecf13 (patch)
tree3246975ceff2bcdde1849cdffb20df517fcb5186 /include/uapi/linux/tcp.h
parentinet_diag: allow protocols to provide additional data (diff)
downloadlinux-c03fa9bcacd9ac04595cc13f34f3445f0a5ecf13.tar.xz
linux-c03fa9bcacd9ac04595cc13f34f3445f0a5ecf13.zip
tcp_diag: report TCP MD5 signing keys and addresses
Report TCP MD5 (RFC2385) signing keys, addresses and address prefixes to processes with CAP_NET_ADMIN requesting INET_DIAG_INFO. Currently it is not possible to retrieve these from the kernel once they have been configured on sockets. Signed-off-by: Ivan Delalande <colona@arista.com> Acked-by: Eric Dumazet <edumazet@google.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/uapi/linux/tcp.h')
-rw-r--r--include/uapi/linux/tcp.h9
1 files changed, 9 insertions, 0 deletions
diff --git a/include/uapi/linux/tcp.h b/include/uapi/linux/tcp.h
index 030e594bab45..15c25eccab2b 100644
--- a/include/uapi/linux/tcp.h
+++ b/include/uapi/linux/tcp.h
@@ -256,4 +256,13 @@ struct tcp_md5sig {
__u8 tcpm_key[TCP_MD5SIG_MAXKEYLEN]; /* key (binary) */
};
+/* INET_DIAG_MD5SIG */
+struct tcp_diag_md5sig {
+ __u8 tcpm_family;
+ __u8 tcpm_prefixlen;
+ __u16 tcpm_keylen;
+ __be32 tcpm_addr[4];
+ __u8 tcpm_key[TCP_MD5SIG_MAXKEYLEN];
+};
+
#endif /* _UAPI_LINUX_TCP_H */