diff options
| author | Ondrej Filip <feela@majklik.network.cz> | 2010-01-08 21:19:03 +0100 |
|---|---|---|
| committer | Ondrej Filip <feela@majklik.network.cz> | 2010-01-08 21:19:03 +0100 |
| commit | 844e0f65dbab98f71f2a5631277a720613d4d7a5 (patch) | |
| tree | 544b47a323e0fa0291bca7748de36f75ee26a48f /lib | |
| parent | 3242ab437f47f34d6734726003d647d0f493a163 (diff) | |
| parent | fc33143f02642cc775a704dec37446e0b4343a43 (diff) | |
Merge branch 'master' of ssh://git.nic.cz/projects/bird/GIT/bird
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/socket.h | 19 |
1 files changed, 12 insertions, 7 deletions
diff --git a/lib/socket.h b/lib/socket.h index c642bdf9..d3fd7450 100644 --- a/lib/socket.h +++ b/lib/socket.h @@ -83,18 +83,23 @@ sk_send_buffer_empty(sock *sk) #define SK_TCP_PASSIVE 0 /* ? * - - - ? - */ #define SK_TCP_ACTIVE 1 /* ? ? * * - ? - */ #define SK_TCP 2 -#define SK_UDP 3 /* ? ? - - - ? ? */ -#define SK_IP 5 /* ? - - * - ? ? */ +#define SK_UDP 3 /* ? ? ? ? ? ? ? */ +#define SK_IP 5 /* ? - ? * ? ? ? */ #define SK_MAGIC 7 /* Internal use by sysdep code */ #define SK_UNIX_PASSIVE 8 #define SK_UNIX 9 /* - * Multicast sockets are slightly different from the other ones: - * If you want to send packets only, just set the destination - * address to the corresponding multicast group and iface to - * the interface to be used. If you also want receiving, set - * source address to the same multicast group as well. + * For SK_UDP or SK_IP sockets setting DA/DP allows to use sk_send(), + * otherwise sk_send_to() must be used. + * + * For SK_IP sockets setting DP specifies protocol number, which is used + * for both receiving and sending. + * + * For multicast on SK_UDP or SK_IP sockets set IF and TTL, + * call sk_setup_multicast() to enable multicast on that socket, + * and then use sk_join_group() and sk_leave_group() to manage + * a set of received multicast groups. */ #endif |