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[/] [openrisc/] [trunk/] [rtos/] [ecos-3.0/] [packages/] [net/] [lwip_tcpip/] [current/] [src/] [api/] [netifapi.c] - Rev 786
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/** * @file * Network Interface Sequential API module * */ /* * 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. * */ #include "lwip/opt.h" #if LWIP_NETIF_API /* don't build if not configured for use in lwipopts.h */ #include "lwip/netifapi.h" #include "lwip/tcpip.h" /** * Call netif_add() inside the tcpip_thread context. */ void do_netifapi_netif_add( struct netifapi_msg_msg *msg) { if (!netif_add( msg->netif, msg->msg.add.ipaddr, msg->msg.add.netmask, msg->msg.add.gw, msg->msg.add.state, msg->msg.add.init, msg->msg.add.input)) { msg->err = ERR_IF; } else { msg->err = ERR_OK; } TCPIP_NETIFAPI_ACK(msg); } /** * Call netif_set_addr() inside the tcpip_thread context. */ void do_netifapi_netif_set_addr( struct netifapi_msg_msg *msg) { netif_set_addr( msg->netif, msg->msg.add.ipaddr, msg->msg.add.netmask, msg->msg.add.gw); msg->err = ERR_OK; TCPIP_NETIFAPI_ACK(msg); } /** * Call the "errtfunc" (or the "voidfunc" if "errtfunc" is NULL) inside the * tcpip_thread context. */ void do_netifapi_netif_common( struct netifapi_msg_msg *msg) { if (msg->msg.common.errtfunc!=NULL) { msg->err = msg->msg.common.errtfunc(msg->netif); } else { msg->err = ERR_OK; msg->msg.common.voidfunc(msg->netif); } TCPIP_NETIFAPI_ACK(msg); } /** * Call netif_add() in a thread-safe way by running that function inside the * tcpip_thread context. * * @note for params @see netif_add() */ 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)) { struct netifapi_msg msg; msg.function = do_netifapi_netif_add; msg.msg.netif = netif; msg.msg.msg.add.ipaddr = ipaddr; msg.msg.msg.add.netmask = netmask; msg.msg.msg.add.gw = gw; msg.msg.msg.add.state = state; msg.msg.msg.add.init = init; msg.msg.msg.add.input = input; TCPIP_NETIFAPI(&msg); return msg.msg.err; } /** * Call netif_set_addr() in a thread-safe way by running that function inside the * tcpip_thread context. * * @note for params @see netif_set_addr() */ err_t netifapi_netif_set_addr(struct netif *netif, struct ip_addr *ipaddr, struct ip_addr *netmask, struct ip_addr *gw) { struct netifapi_msg msg; msg.function = do_netifapi_netif_set_addr; msg.msg.netif = netif; msg.msg.msg.add.ipaddr = ipaddr; msg.msg.msg.add.netmask = netmask; msg.msg.msg.add.gw = gw; TCPIP_NETIFAPI(&msg); return msg.msg.err; } /** * call the "errtfunc" (or the "voidfunc" if "errtfunc" is NULL) in a thread-safe * way by running that function inside the tcpip_thread context. * * @note use only for functions where there is only "netif" parameter. */ err_t netifapi_netif_common( struct netif *netif, void (* voidfunc)(struct netif *netif), err_t (* errtfunc)(struct netif *netif) ) { struct netifapi_msg msg; msg.function = do_netifapi_netif_common; msg.msg.netif = netif; msg.msg.msg.common.voidfunc = voidfunc; msg.msg.msg.common.errtfunc = errtfunc; TCPIP_NETIFAPI(&msg); return msg.msg.err; } #endif /* LWIP_NETIF_API */