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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 */
err_t(* netif_input_fn)(struct pbuf *p, struct netif *inp)
Function prototype for netif->input functions.
Definition: netif.h:179
#define LWIP_IPV4
LWIP_IPV4==1: Enable IPv4.
Definition: opt.h:727
DHCP client API.
netconn API lwIP internal implementations (do not use in application code)
OS abstraction layer.
lwIP Options Configuration
TCPIP API internal implementations (do not use in application code)
netif API (to be used from TCPIP thread)
Generic data structure used for all lwIP network interfaces.
err_t(* netif_init_fn)(struct netif *netif)
Function prototype for netif init functions.
Definition: netif.h:169
AutoIP Automatic LinkLocal IP Configuration.
Ethernet protocol definitions.
IP address structure for passing IP addresses by value.
Definition: nsapi_types.h:237
An Ethernet MAC address.
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