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netifapi.h
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1 /**
2  * @file
3  * netif API (to be used from non-TCPIP threads)
4  */
5 
6 /*
7  * Redistribution and use in source and binary forms, with or without modification,
8  * are permitted provided that the following conditions are met:
9  *
10  * 1. Redistributions of source code must retain the above copyright notice,
11  * this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright notice,
13  * this list of conditions and the following disclaimer in the documentation
14  * and/or other materials provided with the distribution.
15  * 3. The name of the author may not be used to endorse or promote products
16  * derived from this software without specific prior written permission.
17  *
18  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
19  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
20  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
21  * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
22  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
23  * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
24  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
25  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
26  * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
27  * OF SUCH DAMAGE.
28  *
29  * This file is part of the lwIP TCP/IP stack.
30  *
31  */
32 #ifndef LWIP_HDR_NETIFAPI_H
33 #define LWIP_HDR_NETIFAPI_H
34 
35 #include "lwip/opt.h"
36 
37 #if LWIP_NETIF_API /* don't build if not configured for use in lwipopts.h */
38 
39 #include "lwip/sys.h"
40 #include "lwip/netif.h"
41 #include "lwip/dhcp.h"
42 #include "lwip/autoip.h"
43 #include "lwip/priv/tcpip_priv.h"
44 #include "lwip/priv/api_msg.h"
45 #include "lwip/prot/ethernet.h"
46 
47 #ifdef __cplusplus
48 extern "C" {
49 #endif
50 
51 /* API for application */
52 #if LWIP_ARP && LWIP_IPV4
53 /* Used for netfiapi_arp_* APIs */
54 enum netifapi_arp_entry {
55  NETIFAPI_ARP_PERM /* Permanent entry */
56  /* Other entry types can be added here */
57 };
58 
59 /** @ingroup netifapi_arp */
60 err_t netifapi_arp_add(const ip4_addr_t *ipaddr, struct eth_addr *ethaddr, enum netifapi_arp_entry type);
61 /** @ingroup netifapi_arp */
62 err_t netifapi_arp_remove(const ip4_addr_t *ipaddr, enum netifapi_arp_entry type);
63 #endif /* LWIP_ARP && LWIP_IPV4 */
64 
65 err_t netifapi_netif_add(struct netif *netif,
66 #if LWIP_IPV4
67  const ip4_addr_t *ipaddr, const ip4_addr_t *netmask, const ip4_addr_t *gw,
68 #endif /* LWIP_IPV4 */
69  void *state, netif_init_fn init, netif_input_fn input);
70 
71 #if LWIP_IPV4
72 err_t netifapi_netif_set_addr(struct netif *netif, const ip4_addr_t *ipaddr,
73  const ip4_addr_t *netmask, const ip4_addr_t *gw);
74 #endif /* LWIP_IPV4*/
75 
76 err_t netifapi_netif_common(struct netif *netif, netifapi_void_fn voidfunc,
77  netifapi_errt_fn errtfunc);
78 
79 /** @ingroup netifapi_netif */
80 err_t netifapi_netif_name_to_index(const char *name, u8_t *index);
81 /** @ingroup netifapi_netif */
82 err_t netifapi_netif_index_to_name(u8_t index, char *name);
83 
84 /** @ingroup netifapi_netif
85  * @see netif_remove()
86  */
87 #define netifapi_netif_remove(n) netifapi_netif_common(n, netif_remove, NULL)
88 /** @ingroup netifapi_netif
89  * @see netif_set_up()
90  */
91 #define netifapi_netif_set_up(n) netifapi_netif_common(n, netif_set_up, NULL)
92 /** @ingroup netifapi_netif
93  * @see netif_set_down()
94  */
95 #define netifapi_netif_set_down(n) netifapi_netif_common(n, netif_set_down, NULL)
96 /** @ingroup netifapi_netif
97  * @see netif_set_default()
98  */
99 #define netifapi_netif_set_default(n) netifapi_netif_common(n, netif_set_default, NULL)
100 /** @ingroup netifapi_netif
101  * @see netif_set_link_up()
102  */
103 #define netifapi_netif_set_link_up(n) netifapi_netif_common(n, netif_set_link_up, NULL)
104 /** @ingroup netifapi_netif
105  * @see netif_set_link_down()
106  */
107 #define netifapi_netif_set_link_down(n) netifapi_netif_common(n, netif_set_link_down, NULL)
108 
109 /**
110  * @defgroup netifapi_dhcp4 DHCPv4
111  * @ingroup netifapi
112  * To be called from non-TCPIP threads
113  */
114 /** @ingroup netifapi_dhcp4
115  * @see dhcp_start()
116  */
117 #define netifapi_dhcp_start(n) netifapi_netif_common(n, NULL, dhcp_start)
118 /**
119  * @ingroup netifapi_dhcp4
120  * @deprecated Use netifapi_dhcp_release_and_stop() instead.
121  */
122 #define netifapi_dhcp_stop(n) netifapi_netif_common(n, dhcp_stop, NULL)
123 /** @ingroup netifapi_dhcp4
124  * @see dhcp_inform()
125  */
126 #define netifapi_dhcp_inform(n) netifapi_netif_common(n, dhcp_inform, NULL)
127 /** @ingroup netifapi_dhcp4
128  * @see dhcp_renew()
129  */
130 #define netifapi_dhcp_renew(n) netifapi_netif_common(n, NULL, dhcp_renew)
131 /**
132  * @ingroup netifapi_dhcp4
133  * @deprecated Use netifapi_dhcp_release_and_stop() instead.
134  */
135 #define netifapi_dhcp_release(n) netifapi_netif_common(n, NULL, dhcp_release)
136 /** @ingroup netifapi_dhcp4
137  * @see dhcp_release_and_stop()
138  */
139 #define netifapi_dhcp_release_and_stop(n) netifapi_netif_common(n, dhcp_release_and_stop, NULL)
140 
141 /**
142  * @defgroup netifapi_autoip AUTOIP
143  * @ingroup netifapi
144  * To be called from non-TCPIP threads
145  */
146 /** @ingroup netifapi_autoip
147  * @see autoip_start()
148  */
149 #define netifapi_autoip_start(n) netifapi_netif_common(n, NULL, autoip_start)
150 /** @ingroup netifapi_autoip
151  * @see autoip_stop()
152  */
153 #define netifapi_autoip_stop(n) netifapi_netif_common(n, NULL, autoip_stop)
154 
155 #ifdef __cplusplus
156 }
157 #endif
158 
159 #endif /* LWIP_NETIF_API */
160 
161 #endif /* LWIP_HDR_NETIFAPI_H */
netif_input_fn
err_t(* netif_input_fn)(struct pbuf *p, struct netif *inp)
Function prototype for netif->input functions.
Definition: netif.h:179
LWIP_IPV4
#define LWIP_IPV4
LWIP_IPV4==1: Enable IPv4.
Definition: opt.h:727
dhcp.h
DHCP client API.
api_msg.h
netconn API lwIP internal implementations (do not use in application code)
sys.h
OS abstraction layer.
opt.h
lwIP Options Configuration
tcpip_priv.h
TCPIP API internal implementations (do not use in application code)
netif.h
netif API (to be used from TCPIP thread)
netif
Generic data structure used for all lwIP network interfaces.
Definition: ppp_service_if.h:157
netif_init_fn
err_t(* netif_init_fn)(struct netif *netif)
Function prototype for netif init functions.
Definition: netif.h:169
autoip.h
AutoIP Automatic LinkLocal IP Configuration.
ethernet.h
Ethernet protocol definitions.
nsapi_addr
IP address structure for passing IP addresses by value.
Definition: nsapi_types.h:237
eth_addr
An Ethernet MAC address.
Definition: lwip/prot/ethernet.h:60
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