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rtnetlink: Document.

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This commit is contained in:
Ben Pfaff
2009-07-28 12:38:14 -07:00
parent 46097491e4
commit d81c0ac56d
2 changed files with 23 additions and 2 deletions
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10
lib/netdev-linux.h
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@@ -22,6 +22,8 @@
#include "list.h"
/* A digested version of an rtnetlink message sent down by the kernel to
* indicate that a network device has been created or destroyed or changed. */
struct rtnetlink_change {
/* Copied from struct nlmsghdr. */
int nlmsg_type; /* e.g. RTM_NEWLINK, RTM_DELLINK. */
@@ -34,8 +36,12 @@ struct rtnetlink_change {
int master_ifindex; /* Ifindex of datapath master (0 if none). */
};
typedef void rtnetlink_notify_func(const struct rtnetlink_change *,
void *aux);
/* Function called to report that a netdev has changed. 'change' describes the
* specific change. It may be null if the buffer of change information
* overflowed, in which case the function must assume that every device may
* have changed. 'aux' is as specified in the call to
* lxnetdev_notifier_register(). */
typedef void rtnetlink_notify_func(const struct rtnetlink_change *, void *aux);
struct rtnetlink_notifier {
struct list node;