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/*

 * Redistribution and use in source and binary forms, with or without modification,

 * are permitted provided that the following conditions are met:

 *

 * 1. Redistributions of source code must retain the above copyright notice,

 *    this list of conditions and the following disclaimer.

 * 2. Redistributions in binary form must reproduce the above copyright notice,

 *    this list of conditions and the following disclaimer in the documentation

 *    and/or other materials provided with the distribution.

 * 3. The name of the author may not be used to endorse or promote products

 *    derived from this software without specific prior written permission.

 *

 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED

 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF

 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT

 * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,

 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT

 * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS

 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN

 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING

 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY

 * OF SUCH DAMAGE.

 *

 * This file is part of the lwIP TCP/IP stack.

 *

 */

#ifndef __LWIP_NETIFAPI_H__

#define __LWIP_NETIFAPI_H__

#include "lwip/opt.h"

#if LWIP_NETIF_API /* don't build if not configured for use in lwipopts.h */

#include "lwip/sys.h"

#include "lwip/netif.h"

#include "lwip/dhcp.h"

#include "lwip/autoip.h"

#ifdef __cplusplus

extern "C" {

#endif

struct netifapi_msg_msg {

#if !LWIP_TCPIP_CORE_LOCKING

  sys_sem_t sem;

#endif /* !LWIP_TCPIP_CORE_LOCKING */

  err_t err;

  struct netif *netif;

  union {

    struct {

      struct ip_addr *ipaddr;

      struct ip_addr *netmask;

      struct ip_addr *gw;

      void *state;

      err_t (* init) (struct netif *netif);

      err_t (* input)(struct pbuf *p, struct netif *netif);

    } add;

    struct {

      void  (* voidfunc)(struct netif *netif);

      err_t (* errtfunc)(struct netif *netif);

    } common;

  } msg;

};

struct netifapi_msg {

  void (* function)(struct netifapi_msg_msg *msg);

  struct netifapi_msg_msg msg;

};

/* API for application */

err_t netifapi_netif_add       ( struct netif *netif,

                                 struct ip_addr *ipaddr,

                                 struct ip_addr *netmask,

                                 struct ip_addr *gw,

                                 void *state,

                                 err_t (* init)(struct netif *netif),

                                 err_t (* input)(struct pbuf *p, struct netif *netif) );

err_t netifapi_netif_set_addr  ( struct netif *netif,

                                 struct ip_addr *ipaddr,

                                 struct ip_addr *netmask,

                                 struct ip_addr *gw );

err_t netifapi_netif_common    ( struct netif *netif,

                                 void  (* voidfunc)(struct netif *netif),

                                 err_t (* errtfunc)(struct netif *netif) );

#define netifapi_netif_remove(n)      netifapi_netif_common(n, netif_remove, NULL)

#define netifapi_netif_set_up(n)      netifapi_netif_common(n, netif_set_up, NULL)

#define netifapi_netif_set_down(n)    netifapi_netif_common(n, netif_set_down, NULL)

#define netifapi_netif_set_default(n) netifapi_netif_common(n, netif_set_default, NULL)

#define netifapi_dhcp_start(n)        netifapi_netif_common(n, NULL, dhcp_start)

#define netifapi_dhcp_stop(n)         netifapi_netif_common(n, dhcp_stop, NULL)

#define netifapi_autoip_start(n)      netifapi_netif_common(n, NULL, autoip_start)

#define netifapi_autoip_stop(n)       netifapi_netif_common(n, NULL, autoip_stop)

#ifdef __cplusplus

}

#endif

#endif /* LWIP_NETIF_API */

#endif /* __LWIP_NETIFAPI_H__ */