2 * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
5 * Redistribution and use in source and binary forms, with or without modification,
6 * are permitted provided that the following conditions are met:
8 * 1. Redistributions of source code must retain the above copyright notice,
9 * this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright notice,
11 * this list of conditions and the following disclaimer in the documentation
12 * and/or other materials provided with the distribution.
13 * 3. The name of the author may not be used to endorse or promote products
14 * derived from this software without specific prior written permission.
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
17 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
18 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
19 * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
20 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
21 * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
22 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
23 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
24 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
27 * This file is part of the lwIP TCP/IP stack.
29 * Author: Adam Dunkels <adam@sics.se>
32 #ifndef __LWIP_RAW_H__
33 #define __LWIP_RAW_H__
37 #if LWIP_RAW /* don't build if not configured for use in lwipopts.h */
39 #include "lwip/pbuf.h"
40 #include "lwip/inet.h"
42 #include "lwip/ip_addr.h"
49 /* Common members of all PCB types */
56 /* receive callback function
57 * @param arg user supplied argument (raw_pcb.recv_arg)
58 * @param pcb the raw_pcb which received data
59 * @param p the packet buffer that was received
60 * @param addr the remote IP address from which the packet was received
61 * @return 1 if the packet was 'eaten' (aka. deleted),
62 * 0 if the packet lives on
63 * If returning 1, the callback is responsible for freeing the pbuf
64 * if it's not used any more.
66 u8_t (* recv)(void *arg, struct raw_pcb *pcb, struct pbuf *p,
67 struct ip_addr *addr);
68 /* user-supplied argument for the recv callback */
72 /* The following functions is the application layer interface to the
74 struct raw_pcb * raw_new (u8_t proto);
75 void raw_remove (struct raw_pcb *pcb);
76 err_t raw_bind (struct raw_pcb *pcb, struct ip_addr *ipaddr);
77 err_t raw_connect (struct raw_pcb *pcb, struct ip_addr *ipaddr);
79 void raw_recv (struct raw_pcb *pcb,
80 u8_t (* recv)(void *arg, struct raw_pcb *pcb,
82 struct ip_addr *addr),
84 err_t raw_sendto (struct raw_pcb *pcb, struct pbuf *p, struct ip_addr *ipaddr);
85 err_t raw_send (struct raw_pcb *pcb, struct pbuf *p);
87 /* The following functions are the lower layer interface to RAW. */
88 u8_t raw_input (struct pbuf *p, struct netif *inp);
89 #define raw_init() /* Compatibility define, not init needed. */
97 #endif /* __LWIP_RAW_H__ */