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Move IGMP protocol struct to prot/igmp.h
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@ -92,49 +92,10 @@ Steve Reynolds
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#include "lwip/inet_chksum.h"
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#include "lwip/netif.h"
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#include "lwip/stats.h"
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#include "lwip/prot/igmp.h"
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#include "string.h"
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/*
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* IGMP constants
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*/
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#define IGMP_TTL 1
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#define IGMP_MINLEN 8
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#define ROUTER_ALERT 0x9404U
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#define ROUTER_ALERTLEN 4
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/*
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* IGMP message types, including version number.
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*/
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#define IGMP_MEMB_QUERY 0x11 /* Membership query */
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#define IGMP_V1_MEMB_REPORT 0x12 /* Ver. 1 membership report */
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#define IGMP_V2_MEMB_REPORT 0x16 /* Ver. 2 membership report */
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#define IGMP_LEAVE_GROUP 0x17 /* Leave-group message */
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/* Group membership states */
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#define IGMP_GROUP_NON_MEMBER 0
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#define IGMP_GROUP_DELAYING_MEMBER 1
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#define IGMP_GROUP_IDLE_MEMBER 2
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/**
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* IGMP packet format.
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*/
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#ifdef PACK_STRUCT_USE_INCLUDES
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# include "arch/bpstruct.h"
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#endif
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PACK_STRUCT_BEGIN
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struct igmp_msg {
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PACK_STRUCT_FLD_8(u8_t igmp_msgtype);
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PACK_STRUCT_FLD_8(u8_t igmp_maxresp);
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PACK_STRUCT_FIELD(u16_t igmp_checksum);
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PACK_STRUCT_FLD_S(ip4_addr_p_t igmp_group_address);
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} PACK_STRUCT_STRUCT;
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PACK_STRUCT_END
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#ifdef PACK_STRUCT_USE_INCLUDES
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# include "arch/epstruct.h"
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#endif
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static struct igmp_group *igmp_lookup_group(struct netif *ifp, const ip4_addr_t *addr);
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static err_t igmp_remove_group(struct igmp_group *group);
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static void igmp_timeout( struct igmp_group *group);
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@ -143,12 +104,10 @@ static void igmp_delaying_member(struct igmp_group *group, u8_t maxresp);
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static err_t igmp_ip_output_if(struct pbuf *p, const ip4_addr_t *src, const ip4_addr_t *dest, struct netif *netif);
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static void igmp_send(struct igmp_group *group, u8_t type);
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static struct igmp_group* igmp_group_list;
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static ip4_addr_t allsystems;
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static ip4_addr_t allrouters;
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/**
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* Initialize the IGMP module
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*/
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89
src/include/lwip/prot/igmp.h
Normal file
89
src/include/lwip/prot/igmp.h
Normal file
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@ -0,0 +1,89 @@
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/**
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* @file
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* UDP protocol definitions
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*/
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/*
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* Copyright (c) 2001-2004 Swedish Institute of Computer Science.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without modification,
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* are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
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* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
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* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
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* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
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* OF SUCH DAMAGE.
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*
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* This file is part of the lwIP TCP/IP stack.
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*
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* Author: Adam Dunkels <adam@sics.se>
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*
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*/
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#ifndef LWIP_HDR_PROT_IGMP_H
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#define LWIP_HDR_PROT_IGMP_H
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#include "lwip/arch.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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/*
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* IGMP constants
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*/
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#define IGMP_TTL 1
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#define IGMP_MINLEN 8
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#define ROUTER_ALERT 0x9404U
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#define ROUTER_ALERTLEN 4
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/*
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* IGMP message types, including version number.
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*/
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#define IGMP_MEMB_QUERY 0x11 /* Membership query */
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#define IGMP_V1_MEMB_REPORT 0x12 /* Ver. 1 membership report */
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#define IGMP_V2_MEMB_REPORT 0x16 /* Ver. 2 membership report */
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#define IGMP_LEAVE_GROUP 0x17 /* Leave-group message */
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/* Group membership states */
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#define IGMP_GROUP_NON_MEMBER 0
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#define IGMP_GROUP_DELAYING_MEMBER 1
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#define IGMP_GROUP_IDLE_MEMBER 2
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/**
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* IGMP packet format.
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*/
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#ifdef PACK_STRUCT_USE_INCLUDES
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# include "arch/bpstruct.h"
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#endif
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PACK_STRUCT_BEGIN
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struct igmp_msg {
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PACK_STRUCT_FLD_8(u8_t igmp_msgtype);
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PACK_STRUCT_FLD_8(u8_t igmp_maxresp);
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PACK_STRUCT_FIELD(u16_t igmp_checksum);
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PACK_STRUCT_FLD_S(ip4_addr_p_t igmp_group_address);
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} PACK_STRUCT_STRUCT;
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PACK_STRUCT_END
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#ifdef PACK_STRUCT_USE_INCLUDES
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# include "arch/epstruct.h"
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#endif
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#ifdef __cplusplus
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}
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#endif
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#endif /* LWIP_HDR_PROT_IGMP_H */
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