[lwip-devel] [task #14283] Add more detailed status callback

[Dirk Ziegelmeier]

Follow-up Comment #1, task #14283 (project lwip):

API Proposal for discussion:


#if LWIP_NETIF_EXT_STATUS_CALLBACK
typedef enum
{
  /** netif was removed. arg is NULL */
  LWIP_NSC_NETIF_REMOVED,
  /** link changed. arg: 1 up, 0 down */
  LWIP_NSC_LINK_CHANGED,
  /** netif status changed. arg: 1 up, 0 down */
  LWIP_NSC_NETIF_STATUS_CHANGED,
  /** IPv4 address has changed. arg is NULL */
  LWIP_NSC_NETIF_IPV4_ADDRESS_CHANGED,
  /** IPv4 gateway has changed. arg is NULL */
  LWIP_NSC_NETIF_IPV4_GATEWAY_CHANGED,
  /** IPv4 netmask has changed. arg is NULL */
  LWIP_NSC_NETIF_IPV4_NETMASK_CHANGED,
  /** called AFTER IPv4 address/gateway/netmask changes have been applied */
  LWIP_NSC_NETIF_IPV4_SETTINGS_CHANGED,
  /** IPv6 address was added. arg is NULL */
  LWIP_NSC_NETIF_IPV6_ADDED,
  /** IPv6 address was removed. arg is NULL */
  LWIP_NSC_NETIF_IPV6_REMOVED
} netif_status_callback_reason_t;

typedef void (*netif_ext_status_callback)(struct netif* netif,
lwip_netif_status_callback_reason_t reason, void* arg, const ip_addr_t* old,
const ip_addr_t* new);

struct netif_ext_callback;
typedef struct netif_ext_callback
{
  netif_ext_status_callback callback;
  struct netif_ext_callback* next;
} netif_ext_callback_t;

void netif_add_ext_callback(netif_ext_callback_t* callback);
void netif_remove_ext_callback(netif_ext_callback_t* callback);
void netif_invoke_ext_callback(struct netif* netif,
lwip_netif_status_callback_reason_t reason, void* arg, const ip_addr_t* old,
const ip_addr_t* new);
#endif



    _______________________________________________________

Reply to this item at:

  <http://savannah.nongnu.org/task/?14283>

_______________________________________________
  Message sent via/by Savannah
  http://savannah.nongnu.org/