CK Sin / Mbed 2 deprecated Ethernetwebsocket

Ethernetwebsoc

Dependencies:   C12832_lcd LM75B WebSocketClient mbed-rtos mbed Socket lwip-eth lwip-sys lwip

EthernetInterface/lwip/include/ipv4/lwip/igmp.h@0:0ed2a7c7190c, 2013-05-31 (annotated)

Committer:
GordonSin
Date:
Fri May 31 04:09:54 2013 +0000
Revision:
0:0ed2a7c7190c
31/5/2013;

Who changed what in which revision?

UserRevisionLine numberNew contents of line
GordonSin 0:0ed2a7c7190c 1 /*
GordonSin 0:0ed2a7c7190c 2 * Copyright (c) 2002 CITEL Technologies Ltd.
GordonSin 0:0ed2a7c7190c 3 * All rights reserved.
GordonSin 0:0ed2a7c7190c 4 *
GordonSin 0:0ed2a7c7190c 5 * Redistribution and use in source and binary forms, with or without
GordonSin 0:0ed2a7c7190c 6 * modification, are permitted provided that the following conditions
GordonSin 0:0ed2a7c7190c 7 * are met:
GordonSin 0:0ed2a7c7190c 8 * 1. Redistributions of source code must retain the above copyright
GordonSin 0:0ed2a7c7190c 9 * notice, this list of conditions and the following disclaimer.
GordonSin 0:0ed2a7c7190c 10 * 2. Redistributions in binary form must reproduce the above copyright
GordonSin 0:0ed2a7c7190c 11 * notice, this list of conditions and the following disclaimer in the
GordonSin 0:0ed2a7c7190c 12 * documentation and/or other materials provided with the distribution.
GordonSin 0:0ed2a7c7190c 13 * 3. Neither the name of CITEL Technologies Ltd nor the names of its contributors
GordonSin 0:0ed2a7c7190c 14 * may be used to endorse or promote products derived from this software
GordonSin 0:0ed2a7c7190c 15 * without specific prior written permission.
GordonSin 0:0ed2a7c7190c 16 *
GordonSin 0:0ed2a7c7190c 17 * THIS SOFTWARE IS PROVIDED BY CITEL TECHNOLOGIES AND CONTRIBUTORS ``AS IS''
GordonSin 0:0ed2a7c7190c 18 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
GordonSin 0:0ed2a7c7190c 19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
GordonSin 0:0ed2a7c7190c 20 * ARE DISCLAIMED. IN NO EVENT SHALL CITEL TECHNOLOGIES OR CONTRIBUTORS BE LIABLE
GordonSin 0:0ed2a7c7190c 21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
GordonSin 0:0ed2a7c7190c 22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
GordonSin 0:0ed2a7c7190c 23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
GordonSin 0:0ed2a7c7190c 24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
GordonSin 0:0ed2a7c7190c 25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
GordonSin 0:0ed2a7c7190c 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
GordonSin 0:0ed2a7c7190c 27 * SUCH DAMAGE.
GordonSin 0:0ed2a7c7190c 28 *
GordonSin 0:0ed2a7c7190c 29 * This file is a contribution to the lwIP TCP/IP stack.
GordonSin 0:0ed2a7c7190c 30 * The Swedish Institute of Computer Science and Adam Dunkels
GordonSin 0:0ed2a7c7190c 31 * are specifically granted permission to redistribute this
GordonSin 0:0ed2a7c7190c 32 * source code.
GordonSin 0:0ed2a7c7190c 33 */
GordonSin 0:0ed2a7c7190c 34
GordonSin 0:0ed2a7c7190c 35 #ifndef __LWIP_IGMP_H__
GordonSin 0:0ed2a7c7190c 36 #define __LWIP_IGMP_H__
GordonSin 0:0ed2a7c7190c 37
GordonSin 0:0ed2a7c7190c 38 #include "lwip/opt.h"
GordonSin 0:0ed2a7c7190c 39 #include "lwip/ip_addr.h"
GordonSin 0:0ed2a7c7190c 40 #include "lwip/netif.h"
GordonSin 0:0ed2a7c7190c 41 #include "lwip/pbuf.h"
GordonSin 0:0ed2a7c7190c 42
GordonSin 0:0ed2a7c7190c 43 #if LWIP_IGMP /* don't build if not configured for use in lwipopts.h */
GordonSin 0:0ed2a7c7190c 44
GordonSin 0:0ed2a7c7190c 45 #ifdef __cplusplus
GordonSin 0:0ed2a7c7190c 46 extern "C" {
GordonSin 0:0ed2a7c7190c 47 #endif
GordonSin 0:0ed2a7c7190c 48
GordonSin 0:0ed2a7c7190c 49
GordonSin 0:0ed2a7c7190c 50 /* IGMP timer */
GordonSin 0:0ed2a7c7190c 51 #define IGMP_TMR_INTERVAL 100 /* Milliseconds */
GordonSin 0:0ed2a7c7190c 52 #define IGMP_V1_DELAYING_MEMBER_TMR (1000/IGMP_TMR_INTERVAL)
GordonSin 0:0ed2a7c7190c 53 #define IGMP_JOIN_DELAYING_MEMBER_TMR (500 /IGMP_TMR_INTERVAL)
GordonSin 0:0ed2a7c7190c 54
GordonSin 0:0ed2a7c7190c 55 /* MAC Filter Actions, these are passed to a netif's
GordonSin 0:0ed2a7c7190c 56 * igmp_mac_filter callback function. */
GordonSin 0:0ed2a7c7190c 57 #define IGMP_DEL_MAC_FILTER 0
GordonSin 0:0ed2a7c7190c 58 #define IGMP_ADD_MAC_FILTER 1
GordonSin 0:0ed2a7c7190c 59
GordonSin 0:0ed2a7c7190c 60
GordonSin 0:0ed2a7c7190c 61 /**
GordonSin 0:0ed2a7c7190c 62 * igmp group structure - there is
GordonSin 0:0ed2a7c7190c 63 * a list of groups for each interface
GordonSin 0:0ed2a7c7190c 64 * these should really be linked from the interface, but
GordonSin 0:0ed2a7c7190c 65 * if we keep them separate we will not affect the lwip original code
GordonSin 0:0ed2a7c7190c 66 * too much
GordonSin 0:0ed2a7c7190c 67 *
GordonSin 0:0ed2a7c7190c 68 * There will be a group for the all systems group address but this
GordonSin 0:0ed2a7c7190c 69 * will not run the state machine as it is used to kick off reports
GordonSin 0:0ed2a7c7190c 70 * from all the other groups
GordonSin 0:0ed2a7c7190c 71 */
GordonSin 0:0ed2a7c7190c 72 struct igmp_group {
GordonSin 0:0ed2a7c7190c 73 /** next link */
GordonSin 0:0ed2a7c7190c 74 struct igmp_group *next;
GordonSin 0:0ed2a7c7190c 75 /** interface on which the group is active */
GordonSin 0:0ed2a7c7190c 76 struct netif *netif;
GordonSin 0:0ed2a7c7190c 77 /** multicast address */
GordonSin 0:0ed2a7c7190c 78 ip_addr_t group_address;
GordonSin 0:0ed2a7c7190c 79 /** signifies we were the last person to report */
GordonSin 0:0ed2a7c7190c 80 u8_t last_reporter_flag;
GordonSin 0:0ed2a7c7190c 81 /** current state of the group */
GordonSin 0:0ed2a7c7190c 82 u8_t group_state;
GordonSin 0:0ed2a7c7190c 83 /** timer for reporting, negative is OFF */
GordonSin 0:0ed2a7c7190c 84 u16_t timer;
GordonSin 0:0ed2a7c7190c 85 /** counter of simultaneous uses */
GordonSin 0:0ed2a7c7190c 86 u8_t use;
GordonSin 0:0ed2a7c7190c 87 };
GordonSin 0:0ed2a7c7190c 88
GordonSin 0:0ed2a7c7190c 89 /* Prototypes */
GordonSin 0:0ed2a7c7190c 90 void igmp_init(void);
GordonSin 0:0ed2a7c7190c 91 err_t igmp_start(struct netif *netif);
GordonSin 0:0ed2a7c7190c 92 err_t igmp_stop(struct netif *netif);
GordonSin 0:0ed2a7c7190c 93 void igmp_report_groups(struct netif *netif);
GordonSin 0:0ed2a7c7190c 94 struct igmp_group *igmp_lookfor_group(struct netif *ifp, ip_addr_t *addr);
GordonSin 0:0ed2a7c7190c 95 void igmp_input(struct pbuf *p, struct netif *inp, ip_addr_t *dest);
GordonSin 0:0ed2a7c7190c 96 err_t igmp_joingroup(ip_addr_t *ifaddr, ip_addr_t *groupaddr);
GordonSin 0:0ed2a7c7190c 97 err_t igmp_leavegroup(ip_addr_t *ifaddr, ip_addr_t *groupaddr);
GordonSin 0:0ed2a7c7190c 98 void igmp_tmr(void);
GordonSin 0:0ed2a7c7190c 99
GordonSin 0:0ed2a7c7190c 100 #ifdef __cplusplus
GordonSin 0:0ed2a7c7190c 101 }
GordonSin 0:0ed2a7c7190c 102 #endif
GordonSin 0:0ed2a7c7190c 103
GordonSin 0:0ed2a7c7190c 104 #endif /* LWIP_IGMP */
GordonSin 0:0ed2a7c7190c 105
GordonSin 0:0ed2a7c7190c 106 #endif /* __LWIP_IGMP_H__ */