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1/**
2 * @file
3 * Network Interface Sequential API module
4 *
5 */
6
7/*
8 * Redistribution and use in source and binary forms, with or without modification,
9 * are permitted provided that the following conditions are met:
10 *
11 * 1. Redistributions of source code must retain the above copyright notice,
12 * this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright notice,
14 * this list of conditions and the following disclaimer in the documentation
15 * and/or other materials provided with the distribution.
16 * 3. The name of the author may not be used to endorse or promote products
17 * derived from this software without specific prior written permission.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
20 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
21 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
22 * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
23 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
24 * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
25 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
26 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
27 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
28 * OF SUCH DAMAGE.
29 *
30 * This file is part of the lwIP TCP/IP stack.
31 *
32 */
33
34#include "lwip/opt.h"
35
36#if LWIP_NETIF_API /* don't build if not configured for use in lwipopts.h */
37
38#include "lwip/netifapi.h"
39#include "lwip/tcpip.h"
40
41/**
42 * Call netif_add() inside the tcpip_thread context.
43 */
44void
45do_netifapi_netif_add( struct netifapi_msg_msg *msg)
46{
47 if (!netif_add( msg->netif,
48 msg->msg.add.ipaddr,
49 msg->msg.add.netmask,
50 msg->msg.add.gw,
51 msg->msg.add.state,
52 msg->msg.add.init,
53 msg->msg.add.input)) {
54 msg->err = ERR_IF;
55 } else {
56 msg->err = ERR_OK;
57 }
58 TCPIP_NETIFAPI_ACK(msg);
59}
60
61/**
62 * Call the "errtfunc" (or the "voidfunc" if "errtfunc" is NULL) inside the
63 * tcpip_thread context.
64 */
65void
66do_netifapi_netif_common( struct netifapi_msg_msg *msg)
67{
68 if (msg->msg.common.errtfunc!=NULL) {
69 msg->err =
70 msg->msg.common.errtfunc(msg->netif);
71 } else {
72 msg->err = ERR_OK;
73 msg->msg.common.voidfunc(msg->netif);
74 }
75 TCPIP_NETIFAPI_ACK(msg);
76}
77
78/**
79 * Call netif_add() in a thread-safe way by running that function inside the
80 * tcpip_thread context.
81 *
82 * @note for params @see netif_add()
83 */
84err_t
85netifapi_netif_add(struct netif *netif,
86 struct ip_addr *ipaddr,
87 struct ip_addr *netmask,
88 struct ip_addr *gw,
89 void *state,
90 err_t (* init)(struct netif *netif),
91 err_t (* input)(struct pbuf *p, struct netif *netif))
92{
93 struct netifapi_msg msg;
94 msg.function = do_netifapi_netif_add;
95 msg.msg.netif = netif;
96 msg.msg.msg.add.ipaddr = ipaddr;
97 msg.msg.msg.add.netmask = netmask;
98 msg.msg.msg.add.gw = gw;
99 msg.msg.msg.add.state = state;
100 msg.msg.msg.add.init = init;
101 msg.msg.msg.add.input = input;
102 TCPIP_NETIFAPI(&msg);
103 return msg.msg.err;
104}
105
106/**
107 * call the "errtfunc" (or the "voidfunc" if "errtfunc" is NULL) in a thread-safe
108 * way by running that function inside the tcpip_thread context.
109 *
110 * @note use only for functions where there is only "netif" parameter.
111 */
112err_t
113netifapi_netif_common( struct netif *netif,
114 void (* voidfunc)(struct netif *netif),
115 err_t (* errtfunc)(struct netif *netif) )
116{
117 struct netifapi_msg msg;
118 msg.function = do_netifapi_netif_common;
119 msg.msg.netif = netif;
120 msg.msg.msg.common.voidfunc = voidfunc;
121 msg.msg.msg.common.errtfunc = errtfunc;
122 TCPIP_NETIFAPI(&msg);
123 return msg.msg.err;
124}
125
126#endif /* LWIP_NETIF_API */
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