ReactOS 0.4.16-dev-819-g75c0dc0
igmp.h
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1
6/*
7 * Copyright (c) 2002 CITEL Technologies Ltd.
8 * All rights reserved.
9 *
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
12 * are met:
13 * 1. Redistributions of source code must retain the above copyright
14 * notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in the
17 * documentation and/or other materials provided with the distribution.
18 * 3. Neither the name of CITEL Technologies Ltd nor the names of its contributors
19 * may be used to endorse or promote products derived from this software
20 * without specific prior written permission.
21 *
22 * THIS SOFTWARE IS PROVIDED BY CITEL TECHNOLOGIES AND CONTRIBUTORS ``AS IS''
23 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25 * ARE DISCLAIMED. IN NO EVENT SHALL CITEL TECHNOLOGIES OR CONTRIBUTORS BE LIABLE
26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
28 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32 * SUCH DAMAGE.
33 *
34 * This file is a contribution to the lwIP TCP/IP stack.
35 * The Swedish Institute of Computer Science and Adam Dunkels
36 * are specifically granted permission to redistribute this
37 * source code.
38*/
39
40#ifndef LWIP_HDR_IGMP_H
41#define LWIP_HDR_IGMP_H
42
43#include "lwip/opt.h"
44#include "lwip/ip_addr.h"
45#include "lwip/netif.h"
46#include "lwip/pbuf.h"
47
48#if LWIP_IPV4 && LWIP_IGMP /* don't build if not configured for use in lwipopts.h */
49
50#ifdef __cplusplus
51extern "C" {
52#endif
53
54/* IGMP timer */
55#define IGMP_TMR_INTERVAL 100 /* Milliseconds */
56#define IGMP_V1_DELAYING_MEMBER_TMR (1000/IGMP_TMR_INTERVAL)
57#define IGMP_JOIN_DELAYING_MEMBER_TMR (500 /IGMP_TMR_INTERVAL)
58
59/* Compatibility defines (don't use for new code) */
60#define IGMP_DEL_MAC_FILTER NETIF_DEL_MAC_FILTER
61#define IGMP_ADD_MAC_FILTER NETIF_ADD_MAC_FILTER
62
74struct igmp_group {
76 struct igmp_group *next;
78 ip4_addr_t group_address;
80 u8_t last_reporter_flag;
82 u8_t group_state;
84 u16_t timer;
86 u8_t use;
87};
88
89/* Prototypes */
90void igmp_init(void);
91err_t igmp_start(struct netif *netif);
92err_t igmp_stop(struct netif *netif);
93void igmp_report_groups(struct netif *netif);
94struct igmp_group *igmp_lookfor_group(struct netif *ifp, const ip4_addr_t *addr);
95void igmp_input(struct pbuf *p, struct netif *inp, const ip4_addr_t *dest);
96err_t igmp_joingroup(const ip4_addr_t *ifaddr, const ip4_addr_t *groupaddr);
97err_t igmp_joingroup_netif(struct netif *netif, const ip4_addr_t *groupaddr);
98err_t igmp_leavegroup(const ip4_addr_t *ifaddr, const ip4_addr_t *groupaddr);
99err_t igmp_leavegroup_netif(struct netif *netif, const ip4_addr_t *groupaddr);
100void igmp_tmr(void);
101
107#define netif_igmp_data(netif) ((struct igmp_group *)netif_get_client_data(netif, LWIP_NETIF_CLIENT_DATA_INDEX_IGMP))
108
109#ifdef __cplusplus
110}
111#endif
112
113#endif /* LWIP_IPV4 && LWIP_IGMP */
114
115#endif /* LWIP_HDR_IGMP_H */
GLenum const GLvoid * addr
Definition: glext.h:9621
GLfloat GLfloat p
Definition: glext.h:8902
uint8_t u8_t
Definition: arch.h:125
uint16_t u16_t
Definition: arch.h:127
s8_t err_t
Definition: err.h:96
static char * dest
Definition: rtl.c:135
static unsigned __int64 next
Definition: rand_nt.c:6
Definition: netif.h:269
Definition: pbuf.h:186