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| author | Michael Brown | 2007-01-10 02:55:07 +0100 |
|---|---|---|
| committer | Michael Brown | 2007-01-10 02:55:07 +0100 |
| commit | d24b80acf292266680d9b04836269734602ec054 (patch) | |
| tree | 88d98a1ab29bd0dc0043e2f13ef1d17b74656084 /src/include/gpxe | |
| parent | Add "name" field to network device, to facilitate netdev commands. (diff) | |
| download | ipxe-d24b80acf292266680d9b04836269734602ec054.tar.gz ipxe-d24b80acf292266680d9b04836269734602ec054.tar.xz ipxe-d24b80acf292266680d9b04836269734602ec054.zip | |
Added network interface management commands
Diffstat (limited to 'src/include/gpxe')
| -rw-r--r-- | src/include/gpxe/netdevice.h | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/src/include/gpxe/netdevice.h b/src/include/gpxe/netdevice.h index 90d03fcf1..e1dddd63f 100644 --- a/src/include/gpxe/netdevice.h +++ b/src/include/gpxe/netdevice.h @@ -224,6 +224,8 @@ struct net_device { /** Declare a network-layer protocol */ #define __net_protocol __table ( net_protocols, 01 ) +extern struct list_head net_devices; + /** * Get printable network device hardware address * @@ -234,6 +236,18 @@ static inline const char * netdev_hwaddr ( struct net_device *netdev ) { return netdev->ll_protocol->ntoa ( netdev->ll_addr ); } +/** Iterate over all network devices */ +#define for_each_netdev( netdev ) \ + list_for_each_entry ( (netdev), &net_devices, list ) + +/** There exist some network devices + * + * @ret existence Existence of network devices + */ +static inline int have_netdevs ( void ) { + return ( ! list_empty ( &net_devices ) ); +} + extern int netdev_tx ( struct net_device *netdev, struct pk_buff *pkb ); void netdev_tx_complete ( struct net_device *netdev, struct pk_buff *pkb ); void netdev_tx_complete_next ( struct net_device *netdev ); @@ -247,7 +261,6 @@ extern void netdev_close ( struct net_device *netdev ); extern void unregister_netdev ( struct net_device *netdev ); extern void free_netdev ( struct net_device *netdev ); struct net_device * find_netdev ( const char *name ); -extern struct net_device * next_netdev ( void ); extern int net_tx ( struct pk_buff *pkb, struct net_device *netdev, struct net_protocol *net_protocol, const void *ll_dest ); extern int net_rx ( struct pk_buff *pkb, struct net_device *netdev, |