igmp.c File Reference

#include <linux/module.h>
#include <linux/slab.h>
#include <asm/uaccess.h>
#include <linux/types.h>
#include <linux/kernel.h>
#include <linux/jiffies.h>
#include <linux/string.h>
#include <linux/socket.h>
#include <linux/sockios.h>
#include <linux/in.h>
#include <linux/inet.h>
#include <linux/netdevice.h>
#include <linux/skbuff.h>
#include <linux/inetdevice.h>
#include <linux/igmp.h>
#include <linux/if_arp.h>
#include <linux/rtnetlink.h>
#include <linux/times.h>
#include <net/net_namespace.h>
#include <net/arp.h>
#include <net/ip.h>
#include <net/protocol.h>
#include <net/route.h>
#include <net/sock.h>
#include <net/checksum.h>
#include <linux/netfilter_ipv4.h>

Go to the source code of this file.

Macros
#define	IP_MAX_MEMBERSHIPS   20
#define	IP_MAX_MSF   10
#define	for_each_pmc_rcu(in_dev, pmc)
#define	for_each_pmc_rtnl(in_dev, pmc)
#define	igmp_ifc_event(x)   do { } while (0)

Functions
void	ip_mc_inc_group (struct in_device *in_dev, __be32 addr)
	EXPORT_SYMBOL (ip_mc_inc_group)
void	ip_mc_rejoin_groups (struct in_device *in_dev)
	EXPORT_SYMBOL (ip_mc_rejoin_groups)
void	ip_mc_dec_group (struct in_device *in_dev, __be32 addr)
	EXPORT_SYMBOL (ip_mc_dec_group)
void	ip_mc_unmap (struct in_device *in_dev)
void	ip_mc_remap (struct in_device *in_dev)
void	ip_mc_down (struct in_device *in_dev)
void	ip_mc_init_dev (struct in_device *in_dev)
void	ip_mc_up (struct in_device *in_dev)
void	ip_mc_destroy_dev (struct in_device *in_dev)
int	ip_mc_join_group (struct sock *sk, struct ip_mreqn *imr)
	EXPORT_SYMBOL (ip_mc_join_group)
int	ip_mc_leave_group (struct sock *sk, struct ip_mreqn *imr)
	EXPORT_SYMBOL (ip_mc_leave_group)
int	ip_mc_source (int add, int omode, struct sock *sk, struct ip_mreq_source *mreqs, int ifindex)
int	ip_mc_msfilter (struct sock *sk, struct ip_msfilter *msf, int ifindex)
int	ip_mc_msfget (struct sock *sk, struct ip_msfilter *msf, struct ip_msfilter __user *optval, int __user *optlen)
int	ip_mc_gsfget (struct sock *sk, struct group_filter *gsf, struct group_filter __user *optval, int __user *optlen)
int	ip_mc_sf_allow (struct sock *sk, __be32 loc_addr, __be32 rmt_addr, int dif)
void	ip_mc_drop_socket (struct sock *sk)
int	ip_check_mc_rcu (struct in_device *in_dev, __be32 mc_addr, __be32 src_addr, u16 proto)

Variables
int sysctl_igmp_max_memberships	__read_mostly = IP_MAX_MEMBERSHIPS

Macro Definition Documentation

#define for_each_pmc_rcu	(		in_dev,
			pmc
	)

Value:

for (pmc = rcu_dereference(in_dev->mc_list);        \
         pmc != NULL;                   \
         pmc = rcu_dereference(pmc->next_rcu))

Definition at line 159 of file igmp.c.

#define for_each_pmc_rtnl	(		in_dev,
			pmc
	)

Value:

for (pmc = rtnl_dereference(in_dev->mc_list);       \
         pmc != NULL;                   \
         pmc = rtnl_dereference(pmc->next_rcu))

Definition at line 164 of file igmp.c.

#define igmp_ifc_event

(

x

)

do { } while (0)

Definition at line 1521 of file igmp.c.

#define IP_MAX_MEMBERSHIPS   20

Definition at line 108 of file igmp.c.

#define IP_MAX_MSF   10

Definition at line 109 of file igmp.c.

Function Documentation

EXPORT_SYMBOL

(

ip_mc_inc_group

)

EXPORT_SYMBOL

(

ip_mc_rejoin_groups

)

EXPORT_SYMBOL

(

ip_mc_dec_group

)

EXPORT_SYMBOL

(

ip_mc_join_group

)

EXPORT_SYMBOL

(

ip_mc_leave_group

)

int ip_check_mc_rcu	(	struct in_device *	in_dev,
		__be32	mc_addr,
		__be32	src_addr,
		u16	proto
	)

Definition at line 2321 of file igmp.c.

void ip_mc_dec_group	(	struct in_device *	in_dev,
		__be32	addr
	)

Definition at line 1305 of file igmp.c.

void ip_mc_destroy_dev

(

struct in_device *

in_dev

)

Definition at line 1417 of file igmp.c.

void ip_mc_down

(

struct in_device *

in_dev

)

Definition at line 1358 of file igmp.c.

void ip_mc_drop_socket

(

struct sock *

sk

)

Definition at line 2295 of file igmp.c.

int ip_mc_gsfget	(	struct sock *	sk,
		struct group_filter *	gsf,
		struct group_filter __user *	optval,
		int __user *	optlen
	)

Definition at line 2192 of file igmp.c.

void ip_mc_inc_group	(	struct in_device *	in_dev,
		__be32	addr
	)

Definition at line 1225 of file igmp.c.

void ip_mc_init_dev

(

struct in_device *

in_dev

)

Definition at line 1380 of file igmp.c.

int ip_mc_join_group	(	struct sock *	sk,
		struct ip_mreqn *	imr
	)

Definition at line 1788 of file igmp.c.

int ip_mc_leave_group	(	struct sock *	sk,
		struct ip_mreqn *	imr
	)

Definition at line 1864 of file igmp.c.

int ip_mc_msfget	(	struct sock *	sk,
		struct ip_msfilter *	msf,
		struct ip_msfilter __user *	optval,
		int __user *	optlen
	)

Definition at line 2132 of file igmp.c.

int ip_mc_msfilter	(	struct sock *	sk,
		struct ip_msfilter *	msf,
		int	ifindex
	)

Definition at line 2046 of file igmp.c.

void ip_mc_rejoin_groups

(

struct in_device *

in_dev

)

Definition at line 1276 of file igmp.c.

void ip_mc_remap

(

struct in_device *

in_dev

)

Definition at line 1346 of file igmp.c.

int ip_mc_sf_allow	(	struct sock *	sk,
		__be32	loc_addr,
		__be32	rmt_addr,
		int	dif
	)

Definition at line 2249 of file igmp.c.

int ip_mc_source	(	int	add,
		int	omode,
		struct sock *	sk,
		struct ip_mreq_source *	mreqs,
		int	ifindex
	)

Definition at line 1909 of file igmp.c.

void ip_mc_unmap

(

struct in_device *

in_dev

)

Definition at line 1336 of file igmp.c.

void ip_mc_up

(

struct in_device *

in_dev

)

Definition at line 1401 of file igmp.c.

Variable Documentation

int sysctl_igmp_max_msf __read_mostly = IP_MAX_MEMBERSHIPS

Definition at line 1471 of file igmp.c.