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[NETLINK]: Put {IFA,IFLA}_{RTA,PAYLOAD} macros back for userspace.

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GLIBC uses them etc.

They are guarded by ifndef __KERNEL__ so nobody will start
accidently using them in the kernel again, it's just for
userspace.

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller 2006-12-08 17:05:13 -08:00
parent 160d5e10f8
commit d3dcc077bf
2 changed files with 12 additions and 0 deletions
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6
include/linux/if_addr.h
View File

@ -52,4 +52,10 @@ struct ifa_cacheinfo
__u32 tstamp; /* updated timestamp, hundredths of seconds */
};
/* backwards compatibility for userspace */
#ifndef __KERNEL__
#define IFA_RTA(r) ((struct rtattr*)(((char*)(r)) + NLMSG_ALIGN(sizeof(struct ifaddrmsg))))
#define IFA_PAYLOAD(n) NLMSG_PAYLOAD(n,sizeof(struct ifaddrmsg))
#endif
#endif

6
include/linux/if_link.h
View File

@ -82,6 +82,12 @@ enum
#define IFLA_MAX (__IFLA_MAX - 1)
/* backwards compatibility for userspace */
#ifndef __KERNEL__
#define IFLA_RTA(r) ((struct rtattr*)(((char*)(r)) + NLMSG_ALIGN(sizeof(struct ifinfomsg))))
#define IFLA_PAYLOAD(n) NLMSG_PAYLOAD(n,sizeof(struct ifinfomsg))
#endif
/* ifi_flags.
IFF_* flags.