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- /*
- * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without modification,
- * are permitted provided that the following conditions are met:
- *
- * 1. Redistributions of source code must retain the above copyright notice,
- * this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright notice,
- * this list of conditions and the following disclaimer in the documentation
- * and/or other materials provided with the distribution.
- * 3. The name of the author may not be used to endorse or promote products
- * derived from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
- * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
- * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
- * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
- * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
- * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
- * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
- * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
- * OF SUCH DAMAGE.
- *
- * This file is part of the lwIP TCP/IP stack.
- *
- * Author: Jani Monoses <jani@iv.ro>
- *
- */
- #ifndef __LWIP_IP_FRAG_H__
- #define __LWIP_IP_FRAG_H__
- #include "lwip/opt.h"
- #include "lwip/err.h"
- #include "lwip/pbuf.h"
- #include "lwip/netif.h"
- #include "lwip/ip_addr.h"
- #include "lwip/ip.h"
- #ifdef __cplusplus
- extern "C" {
- #endif
- #if IP_REASSEMBLY
- /* The IP reassembly timer interval in milliseconds. */
- #define IP_TMR_INTERVAL 1000
- /* IP reassembly helper struct.
- * This is exported because memp needs to know the size.
- */
- struct ip_reassdata {
- struct ip_reassdata *next;
- struct pbuf *p;
- struct ip_hdr iphdr;
- u16_t datagram_len;
- u8_t flags;
- u8_t timer;
- };
- void ip_reass_init(void)ICACHE_FLASH_ATTR;
- void ip_reass_tmr(void)ICACHE_FLASH_ATTR;
- struct pbuf * ip_reass(struct pbuf *p)ICACHE_FLASH_ATTR;
- #endif /* IP_REASSEMBLY */
- #if IP_FRAG
- #if !IP_FRAG_USES_STATIC_BUF && !LWIP_NETIF_TX_SINGLE_PBUF
- /** A custom pbuf that holds a reference to another pbuf, which is freed
- * when this custom pbuf is freed. This is used to create a custom PBUF_REF
- * that points into the original pbuf. */
- struct pbuf_custom_ref {
- /** 'base class' */
- struct pbuf_custom pc;
- /** pointer to the original pbuf that is referenced */
- struct pbuf *original;
- };
- #endif /* !IP_FRAG_USES_STATIC_BUF && !LWIP_NETIF_TX_SINGLE_PBUF */
- err_t ip_frag(struct pbuf *p, struct netif *netif, ip_addr_t *dest)ICACHE_FLASH_ATTR;
- #endif /* IP_FRAG */
- #ifdef __cplusplus
- }
- #endif
- #endif /* __LWIP_IP_FRAG_H__ */
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