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155 lines
4.5 KiB
C
155 lines
4.5 KiB
C
#ifndef __igmp_h__
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#define __igmp_h__
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/**HEADER********************************************************************
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*
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* Copyright (c) 2008 Freescale Semiconductor;
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* All Rights Reserved
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*
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* Copyright (c) 2004-2008 Embedded Access Inc.;
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* All Rights Reserved
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*
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* Copyright (c) 1989-2008 ARC International;
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* All Rights Reserved
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*
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***************************************************************************
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*
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* THIS SOFTWARE IS PROVIDED BY FREESCALE "AS IS" AND ANY EXPRESSED OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL FREESCALE OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
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* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* 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
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* THE POSSIBILITY OF SUCH DAMAGE.
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*
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**************************************************************************
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*
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* $FileName: igmp.h$
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* $Version : 3.8.8.0$
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* $Date : Jun-14-2012$
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*
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* Comments:
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*
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* This file contains the Internet Group Mangement protocol
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* User Datagram Protocol definitions.
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* For more details, refer to RFC1112 and RFC2236.
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*
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*END************************************************************************/
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#if 0
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# define IGMP_V2 /* to define if the host has to support IGMPv2 */
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#endif
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#if RTCSCFG_ENABLE_IGMP & RTCSCFG_ENABLE_IP4
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/***************************************
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**
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** Constants
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**
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*/
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/* IGMP packet types */
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#define IGMPTYPE_QUERY 0x11
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#define IGMPTYPE_V1_REPORT 0x12
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#define IGMPTYPE_V2_REPORT 0x16
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#define IGMPTYPE_LEAVE 0x17
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/* IGMP constants */
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#define IGMP_V1_ROUTER_TIMEOUT_VALUE (400*1000)
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#define IGMP_V1_QUERY_RESPONSE_INTERVAL ( 10*1000) /* default max_resp_time in 1/1000 sec fro IGMPv1 */
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#define IGMP_UNSOLICITED_REPORT_INTERVAL ( 10*1000)
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#define IGMP_UNSOLICITED_REPORT_COUNT 2 /* number of repetition. if == 2, 3 reports will be sent */
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/***************************************
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**
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** Code macros
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**
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*/
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#if RTCSCFG_ENABLE_IGMP_STATS
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#define IF_IGMP_STATS_ENABLED(x) x
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#else
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#define IF_IGMP_STATS_ENABLED(x)
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#endif
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/***************************************
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**
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** Type definitions
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**
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*/
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/*
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** IGMP parameters for [gs]etsockopt
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*/
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typedef struct igmp_parm {
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TCPIP_PARM COMMON;
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struct igmp_parm _PTR_ NEXT;
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SOCKET_STRUCT_PTR sock;
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uint_32 option;
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pointer optptr;
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uint_32 optlen;
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} IGMP_PARM, _PTR_ IGMP_PARM_PTR;
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/*
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** IGMP Configuration. This information is persistent for the IGMP layer.
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*/
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typedef struct igmp_cfg_struct {
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#if RTCSCFG_ENABLE_IGMP_STATS
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IGMP_STATS STATS; /* the statistic for IGMP */
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#else
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uchar Reserved;
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#endif
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} IGMP_CFG_STRUCT, _PTR_ IGMP_CFG_STRUCT_PTR;
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typedef struct igmp_header {
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uchar TYPE[1];
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uchar MAX_RESP_TIME[1];
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uchar CHECKSUM[2];
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uchar GROUP_ADDRESS[4];
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} IGMP_HEADER, _PTR_ IGMP_HEADER_PTR;
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/***************************************
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**
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** Prototypes
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**
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*/
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struct ip_if;
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extern uint_32 IGMP_init (void);
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extern boolean IGMP_send_report (ip_mreq _PTR_, uint_16);
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extern uint_32 IGMP_filter_add (struct ip_if _PTR_, _ip_address);
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extern uint_32 IGMP_filter_rm (struct ip_if _PTR_, _ip_address);
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extern MC_MEMBER_PTR _PTR_ IGMP_member_find (MC_MEMBER_PTR _PTR_, ip_mreq _PTR_);
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extern MC_MEMBER_PTR _PTR_ IGMP_member_create (MC_MEMBER_PTR _PTR_, ip_mreq _PTR_);
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extern uint_32 IGMP_member_delete (MC_MEMBER_PTR _PTR_);
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extern void IGMP_init_timer (MC_MEMBER_PTR);
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extern void IGMP_launch_timer (MC_MEMBER_PTR, uint_32);
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extern void IGMP_stop_timer (MC_MEMBER_PTR);
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extern uint_32 IGMP_ipif_add (struct ip_if _PTR_);
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extern uint_32 IGMP_ipif_bind (struct ip_if _PTR_, _ip_address);
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extern boolean IGMP_is_member
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(
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MC_MEMBER_PTR _PTR_ phead, /* [IN] head of the MCB list */
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struct ip_if _PTR_ ipif, /* [IN] the incoming interface */
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_ip_address multiaddr /* [IN] the multicast ip */
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);
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extern uint_32 IGMP_join_group (MC_MEMBER_PTR _PTR_, ip_mreq _PTR_, uint_32 (_CODE_PTR_ _PTR_)(MC_MEMBER_PTR _PTR_));
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extern uint_32 IGMP_leave_group (MC_MEMBER_PTR _PTR_, ip_mreq _PTR_, uint_32 (_CODE_PTR_ _PTR_)(MC_MEMBER_PTR _PTR_));
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#endif
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#endif
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/* EOF */
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