Ivan Shindev / lwip

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Dependents:   EthernetInterface

Fork of lwip by mbed official

include/ipv4/lwip/ip_frag.h@11:c9233fe7de67, 2013-06-13 (annotated)

Committer:
lemniskata
Date:
Thu Jun 13 20:00:31 2013 +0000
Revision:
11:c9233fe7de67
Parent:
0:51ac1d130fd4 
V1

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mbed_official 0:51ac1d130fd4 1 /*
mbed_official 0:51ac1d130fd4 2 * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
mbed_official 0:51ac1d130fd4 3 * All rights reserved.
mbed_official 0:51ac1d130fd4 4 *
mbed_official 0:51ac1d130fd4 5 * Redistribution and use in source and binary forms, with or without modification,
mbed_official 0:51ac1d130fd4 6 * are permitted provided that the following conditions are met:
mbed_official 0:51ac1d130fd4 7 *
mbed_official 0:51ac1d130fd4 8 * 1. Redistributions of source code must retain the above copyright notice,
mbed_official 0:51ac1d130fd4 9 * this list of conditions and the following disclaimer.
mbed_official 0:51ac1d130fd4 10 * 2. Redistributions in binary form must reproduce the above copyright notice,
mbed_official 0:51ac1d130fd4 11 * this list of conditions and the following disclaimer in the documentation
mbed_official 0:51ac1d130fd4 12 * and/or other materials provided with the distribution.
mbed_official 0:51ac1d130fd4 13 * 3. The name of the author may not be used to endorse or promote products
mbed_official 0:51ac1d130fd4 14 * derived from this software without specific prior written permission.
mbed_official 0:51ac1d130fd4 15 *
mbed_official 0:51ac1d130fd4 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
mbed_official 0:51ac1d130fd4 17 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
mbed_official 0:51ac1d130fd4 18 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
mbed_official 0:51ac1d130fd4 19 * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
mbed_official 0:51ac1d130fd4 20 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
mbed_official 0:51ac1d130fd4 21 * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
mbed_official 0:51ac1d130fd4 22 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
mbed_official 0:51ac1d130fd4 23 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
mbed_official 0:51ac1d130fd4 24 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
mbed_official 0:51ac1d130fd4 25 * OF SUCH DAMAGE.
mbed_official 0:51ac1d130fd4 26 *
mbed_official 0:51ac1d130fd4 27 * This file is part of the lwIP TCP/IP stack.
mbed_official 0:51ac1d130fd4 28 *
mbed_official 0:51ac1d130fd4 29 * Author: Jani Monoses <jani@iv.ro>
mbed_official 0:51ac1d130fd4 30 *
mbed_official 0:51ac1d130fd4 31 */
mbed_official 0:51ac1d130fd4 32
mbed_official 0:51ac1d130fd4 33 #ifndef __LWIP_IP_FRAG_H__
mbed_official 0:51ac1d130fd4 34 #define __LWIP_IP_FRAG_H__
mbed_official 0:51ac1d130fd4 35
mbed_official 0:51ac1d130fd4 36 #include "lwip/opt.h"
mbed_official 0:51ac1d130fd4 37 #include "lwip/err.h"
mbed_official 0:51ac1d130fd4 38 #include "lwip/pbuf.h"
mbed_official 0:51ac1d130fd4 39 #include "lwip/netif.h"
mbed_official 0:51ac1d130fd4 40 #include "lwip/ip_addr.h"
mbed_official 0:51ac1d130fd4 41 #include "lwip/ip.h"
mbed_official 0:51ac1d130fd4 42
mbed_official 0:51ac1d130fd4 43 #ifdef __cplusplus
mbed_official 0:51ac1d130fd4 44 extern "C" {
mbed_official 0:51ac1d130fd4 45 #endif
mbed_official 0:51ac1d130fd4 46
mbed_official 0:51ac1d130fd4 47 #if IP_REASSEMBLY
mbed_official 0:51ac1d130fd4 48 /* The IP reassembly timer interval in milliseconds. */
mbed_official 0:51ac1d130fd4 49 #define IP_TMR_INTERVAL 1000
mbed_official 0:51ac1d130fd4 50
mbed_official 0:51ac1d130fd4 51 /* IP reassembly helper struct.
mbed_official 0:51ac1d130fd4 52 * This is exported because memp needs to know the size.
mbed_official 0:51ac1d130fd4 53 */
mbed_official 0:51ac1d130fd4 54 struct ip_reassdata {
mbed_official 0:51ac1d130fd4 55 struct ip_reassdata *next;
mbed_official 0:51ac1d130fd4 56 struct pbuf *p;
mbed_official 0:51ac1d130fd4 57 struct ip_hdr iphdr;
mbed_official 0:51ac1d130fd4 58 u16_t datagram_len;
mbed_official 0:51ac1d130fd4 59 u8_t flags;
mbed_official 0:51ac1d130fd4 60 u8_t timer;
mbed_official 0:51ac1d130fd4 61 };
mbed_official 0:51ac1d130fd4 62
mbed_official 0:51ac1d130fd4 63 void ip_reass_init(void);
mbed_official 0:51ac1d130fd4 64 void ip_reass_tmr(void);
mbed_official 0:51ac1d130fd4 65 struct pbuf * ip_reass(struct pbuf *p);
mbed_official 0:51ac1d130fd4 66 #endif /* IP_REASSEMBLY */
mbed_official 0:51ac1d130fd4 67
mbed_official 0:51ac1d130fd4 68 #if IP_FRAG
mbed_official 0:51ac1d130fd4 69 #if !IP_FRAG_USES_STATIC_BUF && !LWIP_NETIF_TX_SINGLE_PBUF
mbed_official 0:51ac1d130fd4 70 /** A custom pbuf that holds a reference to another pbuf, which is freed
mbed_official 0:51ac1d130fd4 71 * when this custom pbuf is freed. This is used to create a custom PBUF_REF
mbed_official 0:51ac1d130fd4 72 * that points into the original pbuf. */
mbed_official 0:51ac1d130fd4 73 struct pbuf_custom_ref {
mbed_official 0:51ac1d130fd4 74 /** 'base class' */
mbed_official 0:51ac1d130fd4 75 struct pbuf_custom pc;
mbed_official 0:51ac1d130fd4 76 /** pointer to the original pbuf that is referenced */
mbed_official 0:51ac1d130fd4 77 struct pbuf *original;
mbed_official 0:51ac1d130fd4 78 };
mbed_official 0:51ac1d130fd4 79 #endif /* !IP_FRAG_USES_STATIC_BUF && !LWIP_NETIF_TX_SINGLE_PBUF */
mbed_official 0:51ac1d130fd4 80
mbed_official 0:51ac1d130fd4 81 err_t ip_frag(struct pbuf *p, struct netif *netif, ip_addr_t *dest);
mbed_official 0:51ac1d130fd4 82 #endif /* IP_FRAG */
mbed_official 0:51ac1d130fd4 83
mbed_official 0:51ac1d130fd4 84 #ifdef __cplusplus
mbed_official 0:51ac1d130fd4 85 }
mbed_official 0:51ac1d130fd4 86 #endif
mbed_official 0:51ac1d130fd4 87
mbed_official 0:51ac1d130fd4 88 #endif /* __LWIP_IP_FRAG_H__ */