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author | YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org> | 2008-07-03 16:51:22 +0900 |
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committer | YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org> | 2008-07-03 17:51:57 +0900 |
commit | e0835f8fa56d2d308486f8a34cf1c4480cd27f4e (patch) | |
tree | 8b9e2f60795dbc6e0e0138c8e7c362efecb568e8 | |
parent | 03d2f897e9fb3218989baa2139a951ce7f5414bf (diff) | |
download | op-kernel-dev-e0835f8fa56d2d308486f8a34cf1c4480cd27f4e.zip op-kernel-dev-e0835f8fa56d2d308486f8a34cf1c4480cd27f4e.tar.gz |
ipv4,ipv6 mroute: Add some helper inline functions to remove ugly ifdefs.
ip{,v6}_mroute_{set,get}sockopt() should not matter by optimization but
it would be better not to depend on optimization semantically.
Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
-rw-r--r-- | include/linux/mroute.h | 27 | ||||
-rw-r--r-- | include/linux/mroute6.h | 32 | ||||
-rw-r--r-- | net/ipv6/af_inet6.c | 8 |
3 files changed, 59 insertions, 8 deletions
diff --git a/include/linux/mroute.h b/include/linux/mroute.h index df8efd4..07112ee 100644 --- a/include/linux/mroute.h +++ b/include/linux/mroute.h @@ -144,10 +144,37 @@ static inline int ip_mroute_opt(int opt) } #endif +#ifdef CONFIG_IP_MROUTE extern int ip_mroute_setsockopt(struct sock *, int, char __user *, int); extern int ip_mroute_getsockopt(struct sock *, int, char __user *, int __user *); extern int ipmr_ioctl(struct sock *sk, int cmd, void __user *arg); extern int ip_mr_init(void); +#else +static inline +int ip_mroute_setsockopt(struct sock *sock, + int optname, char __user *optval, int optlen) +{ + return -ENOPROTOOPT; +} + +static inline +int ip_mroute_getsockopt(struct sock *sock, + int optname, char __user *optval, int __user *optlen) +{ + return -ENOPROTOOPT; +} + +static inline +int ipmr_ioctl(struct sock *sk, int cmd, void __user *arg) +{ + return -ENOIOCTLCMD; +} + +static inline int ip_mr_init(void) +{ + return 0; +} +#endif struct vif_device { diff --git a/include/linux/mroute6.h b/include/linux/mroute6.h index 4c4d6f5..5cf5047 100644 --- a/include/linux/mroute6.h +++ b/include/linux/mroute6.h @@ -131,12 +131,44 @@ static inline int ip6_mroute_opt(int opt) struct sock; +#ifdef CONFIG_IPV6_MROUTE extern int ip6_mroute_setsockopt(struct sock *, int, char __user *, int); extern int ip6_mroute_getsockopt(struct sock *, int, char __user *, int __user *); extern int ip6_mr_input(struct sk_buff *skb); extern int ip6mr_ioctl(struct sock *sk, int cmd, void __user *arg); extern int ip6_mr_init(void); extern void ip6_mr_cleanup(void); +#else +static inline +int ip6_mroute_setsockopt(struct sock *sock, + int optname, char __user *optval, int optlen) +{ + return -ENOPROTOOPT; +} + +static inline +int ip6_mroute_getsockopt(struct sock *sock, + int optname, char __user *optval, int __user *optlen) +{ + return -ENOPROTOOPT; +} + +static inline +int ip6mr_ioctl(struct sock *sk, int cmd, void __user *arg) +{ + return -ENOIOCTLCMD; +} + +static inline int ip6_mr_init(void) +{ + return 0; +} + +static inline void ip6_mr_cleanup(void) +{ + return; +} +#endif struct mif_device { diff --git a/net/ipv6/af_inet6.c b/net/ipv6/af_inet6.c index 6b39af1..3d828bc 100644 --- a/net/ipv6/af_inet6.c +++ b/net/ipv6/af_inet6.c @@ -59,9 +59,7 @@ #include <asm/uaccess.h> #include <asm/system.h> -#ifdef CONFIG_IPV6_MROUTE #include <linux/mroute6.h> -#endif MODULE_AUTHOR("Cast of dozens"); MODULE_DESCRIPTION("IPv6 protocol stack for Linux"); @@ -952,11 +950,9 @@ static int __init inet6_init(void) err = icmpv6_init(); if (err) goto icmp_fail; -#ifdef CONFIG_IPV6_MROUTE err = ip6_mr_init(); if (err) goto ipmr_fail; -#endif err = ndisc_init(); if (err) goto ndisc_fail; @@ -1059,10 +1055,8 @@ netfilter_fail: igmp_fail: ndisc_cleanup(); ndisc_fail: -#ifdef CONFIG_IPV6_MROUTE ip6_mr_cleanup(); ipmr_fail: -#endif icmpv6_cleanup(); icmp_fail: unregister_pernet_subsys(&inet6_net_ops); @@ -1117,9 +1111,7 @@ static void __exit inet6_exit(void) ipv6_netfilter_fini(); igmp6_cleanup(); ndisc_cleanup(); -#ifdef CONFIG_IPV6_MROUTE ip6_mr_cleanup(); -#endif icmpv6_cleanup(); rawv6_exit(); |