scratch/lwip
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

added netif remove callback (bug #32397)

Browse Source
This commit is contained in:
Simon Goldschmidt
2011-08-24 22:00:10 +02:00
committed by goldsimon
parent 7d254a542c
commit b1359f1c80
4 changed files with 37 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

18
src/core/netif.c
View File

@@ -274,6 +274,11 @@ netif_remove(struct netif *netif)
/* reset default netif */
netif_set_default(NULL);
}
#if LWIP_NETIF_REMOVE_CALLBACK
if (netif->remove_callback) {
netif->remove_callback(netif);
}
#endif /* LWIP_NETIF_REMOVE_CALLBACK */
LWIP_DEBUGF( NETIF_DEBUG, ("netif_remove: removed netif\n") );
}
@@ -508,6 +513,19 @@ void netif_set_status_callback(struct netif *netif, netif_status_callback_fn sta
}
#endif /* LWIP_NETIF_STATUS_CALLBACK */
#if LWIP_NETIF_REMOVE_CALLBACK
/**
* Set callback to be called when the interface has been removed
*/
void
netif_set_remove_callback(struct netif *netif, netif_status_callback_fn remove_callback)
{
if (netif) {
netif->remove_callback = remove_callback;
}
}
#endif /* LWIP_NETIF_REMOVE_CALLBACK */
/**
* Called by a driver when its link goes up
*/

7
src/include/lwip/netif.h
View File

@@ -163,6 +163,10 @@ struct netif {
*/
netif_status_callback_fn link_callback;
#endif /* LWIP_NETIF_LINK_CALLBACK */
#if LWIP_NETIF_REMOVE_CALLBACK
/** This function is called when the netif has been removed */
netif_status_callback_fn remove_callback;
#endif /* LWIP_NETIF_REMOVE_CALLBACK */
/** This field can be set by the device driver and could point
* to state information for the device. */
void *state;
@@ -280,6 +284,9 @@ void netif_set_down(struct netif *netif);
#if LWIP_NETIF_STATUS_CALLBACK
void netif_set_status_callback(struct netif *netif, netif_status_callback_fn status_callback);
#endif /* LWIP_NETIF_STATUS_CALLBACK */
#if LWIP_NETIF_REMOVE_CALLBACK
void netif_set_remove_callback(struct netif *netif, netif_status_callback_fn remove_callback);
#endif /* LWIP_NETIF_REMOVE_CALLBACK */
void netif_set_link_up(struct netif *netif);
void netif_set_link_down(struct netif *netif);

8
src/include/lwip/opt.h
View File

@@ -1104,6 +1104,14 @@
#define LWIP_NETIF_LINK_CALLBACK 0
#endif
/**
* LWIP_NETIF_REMOVE_CALLBACK==1: Support a callback function that is called
* when a netif has been removed
*/
#ifndef LWIP_NETIF_REMOVE_CALLBACK
#define LWIP_NETIF_REMOVE_CALLBACK 0
#endif
/**
* LWIP_NETIF_HWADDRHINT==1: Cache link-layer-address hints (e.g. table
* indices) in struct netif. TCP and UDP can make use of this to prevent