add netdev ifindex feature

This commit is contained in:
zhao maosheng 2024-09-10 17:39:47 +08:00
parent accd616e17
commit 5bd32b085e
3 changed files with 53 additions and 0 deletions

View File

@ -101,6 +101,8 @@ struct netdev
netdev_callback_fn status_callback; /* network interface device flags change callback */
netdev_callback_fn addr_callback; /* network interface device address information change callback */
int ifindex; /* network interface device ifindex */
#ifdef RT_USING_SAL
void *sal_user_data; /* user-specific data for SAL */
#endif /* RT_USING_SAL */
@ -151,6 +153,7 @@ int netdev_unregister(struct netdev *netdev);
struct netdev *netdev_get_first_by_flags(uint16_t flags);
struct netdev *netdev_get_by_ipaddr(ip_addr_t *ip_addr);
struct netdev *netdev_get_by_name(const char *name);
struct netdev *netdev_get_by_ifindex(int ifindex);
#ifdef RT_USING_SAL
struct netdev *netdev_get_by_family(int family);
int netdev_family_get(struct netdev *netdev);

View File

@ -39,6 +39,7 @@ struct netdev *netdev_default = RT_NULL;
static netdev_callback_fn g_netdev_register_callback = RT_NULL;
static netdev_callback_fn g_netdev_default_change_callback = RT_NULL;
static RT_DEFINE_SPINLOCK(_spinlock);
static int netdev_num;
/**
* This function will register network interface device and
@ -112,6 +113,9 @@ int netdev_register(struct netdev *netdev, const char *name, void *user_data)
rt_slist_append(&(netdev_list->list), &(netdev->list));
}
netdev_num++;
netdev->ifindex = netdev_num;
rt_spin_unlock(&_spinlock);
if (netdev_default == RT_NULL)
@ -326,6 +330,42 @@ struct netdev *netdev_get_by_name(const char *name)
return RT_NULL;
}
/**
* This function will get network interface device
* in network interface device list by netdev ifindex.
*
* @param ifindex the ifindex of network interface device
*
* @return != NULL: network interface device object
* NULL: get failed
*/
struct netdev *netdev_get_by_ifindex(int ifindex)
{
rt_slist_t *node = RT_NULL;
struct netdev *netdev = RT_NULL;
if (netdev_list == RT_NULL)
{
return RT_NULL;
}
rt_spin_lock(&_spinlock);
for (node = &(netdev_list->list); node; node = rt_slist_next(node))
{
netdev = rt_slist_entry(node, struct netdev, list);
if (netdev && (netdev->ifindex == ifindex))
{
rt_spin_unlock(&_spinlock);
return netdev;
}
}
rt_spin_unlock(&_spinlock);
return RT_NULL;
}
#ifdef RT_USING_SAL
/**
* This function will get the first network interface device

View File

@ -1469,6 +1469,16 @@ int sal_ioctlsocket(int socket, long cmd, void *arg)
ifconf_tmp->ifc_ifcu.ifcu_buf = ifconf_tmp->ifc_ifcu.ifcu_buf - sizeof(struct sal_ifreq) * count_size;
return 0;
}
case SIOCGIFINDEX:
{
netdev = netdev_get_by_name(ifr->ifr_ifrn.ifrn_name);
if (netdev)
{
ifr->ifr_ifru.ifru_ivalue = netdev->ifindex;
return 0;
}
return -ENODEV;
}
default:
break;
}