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Add link status descriptions and related structures for userland

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applications.

Open[BGP|OSPF]D make use of this to determine the link status of
interfaces to make the right routing descisions.

Obtained from:	OpenBSD
MFC after:	3 days
This commit is contained in:
Andre Oppermann 2006-03-15 19:43:25 +00:00
parent 22cafcf0b8
commit e4bd8f103e
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=156751
1 changed files with 38 additions and 0 deletions
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38
sys/net/if_media.h
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@ -269,6 +269,15 @@ uint64_t ifmedia_baudrate(int);
#define IFM_AVALID 0x00000001 /* Active bit valid */
#define IFM_ACTIVE 0x00000002 /* Interface attached to working net */
/* Mask of "status valid" bits, for ifconfig(8). */
#define IFM_STATUS_VALID IFM_AVALID
/* List of "status valid" bits, for ifconfig(8). */
#define IFM_STATUS_VALID_LIST { \
IFM_AVALID, \
0 \
}
/*
* Macros to extract various bits of information from the media word.
*/
@ -601,4 +610,33 @@ struct ifmedia_baudrate {
{ 0, 0 }, \
}
/*
* Status descriptions for the various media types.
*/
struct ifmedia_status_description {
int ifms_type;
int ifms_valid;
int ifms_bit;
const char *ifms_string[2];
};
#define IFM_STATUS_DESC(ifms, bit) \
(ifms)->ifms_string[((ifms)->ifms_bit & (bit)) ? 1 : 0]
#define IFM_STATUS_DESCRIPTIONS { \
{ IFM_ETHER, IFM_AVALID, IFM_ACTIVE, \
{ "no carrier", "active" } }, \
{ IFM_FDDI, IFM_AVALID, IFM_ACTIVE, \
{ "no ring", "inserted" } }, \
{ IFM_TOKEN, IFM_AVALID, IFM_ACTIVE, \
{ "no ring", "inserted" } }, \
{ IFM_IEEE80211, IFM_AVALID, IFM_ACTIVE, \
{ "no network", "active" } }, \
{ IFM_ATM, IFM_AVALID, IFM_ACTIVE, \
{ "no network", "active" } }, \
{ IFM_CARP, IFM_AVALID, IFM_ACTIVE, \
{ "backup", "master" } }, \
{ 0, 0, 0, \
{ NULL, NULL } } \
}
#endif /* _NET_IF_MEDIA_H_ */