[457] | 1 | /**
|
---|
| 2 | * @file
|
---|
| 3 | * IP protocol definitions
|
---|
| 4 | */
|
---|
| 5 |
|
---|
| 6 | /*
|
---|
| 7 | * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
|
---|
| 8 | * All rights reserved.
|
---|
| 9 | *
|
---|
| 10 | * Redistribution and use in source and binary forms, with or without modification,
|
---|
| 11 | * are permitted provided that the following conditions are met:
|
---|
| 12 | *
|
---|
| 13 | * 1. Redistributions of source code must retain the above copyright notice,
|
---|
| 14 | * this list of conditions and the following disclaimer.
|
---|
| 15 | * 2. Redistributions in binary form must reproduce the above copyright notice,
|
---|
| 16 | * this list of conditions and the following disclaimer in the documentation
|
---|
| 17 | * and/or other materials provided with the distribution.
|
---|
| 18 | * 3. The name of the author may not be used to endorse or promote products
|
---|
| 19 | * derived from this software without specific prior written permission.
|
---|
| 20 | *
|
---|
| 21 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
|
---|
| 22 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
|
---|
| 23 | * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
|
---|
| 24 | * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
|
---|
| 25 | * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
|
---|
| 26 | * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
|
---|
| 27 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
|
---|
| 28 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
|
---|
| 29 | * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
|
---|
| 30 | * OF SUCH DAMAGE.
|
---|
| 31 | *
|
---|
| 32 | * This file is part of the lwIP TCP/IP stack.
|
---|
| 33 | *
|
---|
| 34 | * Author: Adam Dunkels <adam@sics.se>
|
---|
| 35 | *
|
---|
| 36 | */
|
---|
| 37 | #ifndef LWIP_HDR_PROT_IP_H
|
---|
| 38 | #define LWIP_HDR_PROT_IP_H
|
---|
| 39 |
|
---|
| 40 | #include "lwip/arch.h"
|
---|
| 41 |
|
---|
| 42 | #ifdef __cplusplus
|
---|
| 43 | extern "C" {
|
---|
| 44 | #endif
|
---|
| 45 |
|
---|
| 46 | #define IP_PROTO_ICMP 1
|
---|
| 47 | #define IP_PROTO_IGMP 2
|
---|
| 48 | #define IP_PROTO_UDP 17
|
---|
| 49 | #define IP_PROTO_UDPLITE 136
|
---|
| 50 | #define IP_PROTO_TCP 6
|
---|
| 51 |
|
---|
| 52 | /** This operates on a void* by loading the first byte */
|
---|
| 53 | #define IP_HDR_GET_VERSION(ptr) ((*(u8_t*)(ptr)) >> 4)
|
---|
| 54 |
|
---|
| 55 | #ifdef __cplusplus
|
---|
| 56 | }
|
---|
| 57 | #endif
|
---|
| 58 |
|
---|
| 59 | #endif /* LWIP_HDR_PROT_IP_H */
|
---|