tcp_ipv4.c File Reference

#include <linux/bottom_half.h>
#include <linux/types.h>
#include <linux/fcntl.h>
#include <linux/module.h>
#include <linux/random.h>
#include <linux/cache.h>
#include <linux/jhash.h>
#include <linux/init.h>
#include <linux/times.h>
#include <linux/slab.h>
#include <net/net_namespace.h>
#include <net/icmp.h>
#include <net/inet_hashtables.h>
#include <net/tcp.h>
#include <net/transp_v6.h>
#include <net/ipv6.h>
#include <net/inet_common.h>
#include <net/timewait_sock.h>
#include <net/xfrm.h>
#include <net/netdma.h>
#include <net/secure_seq.h>
#include <net/tcp_memcontrol.h>
#include <linux/inet.h>
#include <linux/ipv6.h>
#include <linux/stddef.h>
#include <linux/proc_fs.h>
#include <linux/seq_file.h>
#include <linux/crypto.h>
#include <linux/scatterlist.h>

Go to the source code of this file.

Macros
#define	pr_fmt(fmt)   "TCP: " fmt

Functions
	EXPORT_SYMBOL (sysctl_tcp_low_latency)
	EXPORT_SYMBOL (tcp_hashinfo)
int	tcp_twsk_unique (struct sock *sk, struct sock *sktw, void *twp)
	EXPORT_SYMBOL_GPL (tcp_twsk_unique)
int	tcp_v4_connect (struct sock *sk, struct sockaddr *uaddr, int addr_len)
	EXPORT_SYMBOL (tcp_v4_connect)
void	tcp_v4_err (struct sk_buff *icmp_skb, u32 info)
void	tcp_v4_send_check (struct sock *sk, struct sk_buff *skb)
	EXPORT_SYMBOL (tcp_v4_send_check)
int	tcp_v4_gso_send_check (struct sk_buff *skb)
bool	tcp_syn_flood_action (struct sock *sk, const struct sk_buff *skb, const char *proto)
	EXPORT_SYMBOL (tcp_syn_flood_action)
int	tcp_v4_conn_request (struct sock *sk, struct sk_buff *skb)
	EXPORT_SYMBOL (tcp_v4_conn_request)
struct sock *	tcp_v4_syn_recv_sock (struct sock *sk, struct sk_buff *skb, struct request_sock *req, struct dst_entry *dst)
	EXPORT_SYMBOL (tcp_v4_syn_recv_sock)
int	tcp_v4_do_rcv (struct sock *sk, struct sk_buff *skb)
	EXPORT_SYMBOL (tcp_v4_do_rcv)
void	tcp_v4_early_demux (struct sk_buff *skb)
int	tcp_v4_rcv (struct sk_buff *skb)
void	inet_sk_rx_dst_set (struct sock *sk, const struct sk_buff *skb)
	EXPORT_SYMBOL (inet_sk_rx_dst_set)
	EXPORT_SYMBOL (ipv4_specific)
void	tcp_v4_destroy_sock (struct sock *sk)
	EXPORT_SYMBOL (tcp_v4_destroy_sock)
struct sk_buff **	tcp4_gro_receive (struct sk_buff **head, struct sk_buff *skb)
int	tcp4_gro_complete (struct sk_buff *skb)
	EXPORT_SYMBOL (tcp_prot)
void __init	tcp_v4_init (void)

Variables
int sysctl_tcp_tw_reuse	__read_mostly
struct inet_hashinfo	tcp_hashinfo
struct inet_connection_sock_af_ops	ipv4_specific
struct proto	tcp_prot

Macro Definition Documentation

#define pr_fmt

(

fmt

)

"TCP: " fmt

Definition at line 53 of file tcp_ipv4.c.

Function Documentation

EXPORT_SYMBOL

(

sysctl_tcp_low_latency

)

EXPORT_SYMBOL

(

tcp_hashinfo

)

EXPORT_SYMBOL

(

tcp_v4_connect

)

EXPORT_SYMBOL

(

tcp_v4_send_check

)

EXPORT_SYMBOL

(

tcp_syn_flood_action

)

EXPORT_SYMBOL

(

tcp_v4_conn_request

)

EXPORT_SYMBOL

(

tcp_v4_syn_recv_sock

)

EXPORT_SYMBOL

(

tcp_v4_do_rcv

)

EXPORT_SYMBOL

(

inet_sk_rx_dst_set

)

EXPORT_SYMBOL

(

ipv4_specific

)

EXPORT_SYMBOL

(

tcp_v4_destroy_sock

)

EXPORT_SYMBOL

(

tcp_prot

)

EXPORT_SYMBOL_GPL

(

tcp_twsk_unique

)

void inet_sk_rx_dst_set	(	struct sock *	sk,
		const struct sk_buff *	skb
	)

Definition at line 2113 of file tcp_ipv4.c.

int tcp4_gro_complete

(

struct sk_buff *

skb

)

Definition at line 2839 of file tcp_ipv4.c.

struct sk_buff** tcp4_gro_receive ( struct sk_buff **  head, struct sk_buff *  skb  )

read

Definition at line 2805 of file tcp_ipv4.c.

bool tcp_syn_flood_action	(	struct sock *	sk,
		const struct sk_buff *	skb,
		const char *	proto
	)

Definition at line 897 of file tcp_ipv4.c.

int tcp_twsk_unique	(	struct sock *	sk,
		struct sock *	sktw,
		void *	twp
	)

Definition at line 109 of file tcp_ipv4.c.

int tcp_v4_conn_request	(	struct sock *	sk,
		struct sk_buff *	skb
	)

Definition at line 1473 of file tcp_ipv4.c.

int tcp_v4_connect	(	struct sock *	sk,
		struct sockaddr *	uaddr,
		int	addr_len
	)

Definition at line 150 of file tcp_ipv4.c.

void tcp_v4_destroy_sock

(

struct sock *

sk

)

Definition at line 2169 of file tcp_ipv4.c.

int tcp_v4_do_rcv	(	struct sock *	sk,
		struct sk_buff *	skb
	)

Definition at line 1846 of file tcp_ipv4.c.

void tcp_v4_early_demux

(

struct sk_buff *

skb

)

Definition at line 1920 of file tcp_ipv4.c.

void tcp_v4_err	(	struct sk_buff *	icmp_skb,
		u32	info
	)

Definition at line 344 of file tcp_ipv4.c.

int tcp_v4_gso_send_check

(

struct sk_buff *

skb

)

Definition at line 585 of file tcp_ipv4.c.

void __init tcp_v4_init

(

void

)

Definition at line 2919 of file tcp_ipv4.c.

int tcp_v4_rcv

(

struct sk_buff *

skb

)

Definition at line 1962 of file tcp_ipv4.c.

void tcp_v4_send_check	(	struct sock *	sk,
		struct sk_buff *	skb
	)

Definition at line 577 of file tcp_ipv4.c.

struct sock* tcp_v4_syn_recv_sock ( struct sock *  sk, struct sk_buff *  skb, struct request_sock *  req, struct dst_entry *  dst  )

read

Definition at line 1686 of file tcp_ipv4.c.

Variable Documentation

struct request_sock_ops tcp_request_sock_ops __read_mostly

Initial value:

= {
    .family     =   PF_INET,
    .obj_size   =   sizeof(struct tcp_request_sock),
    .rtx_syn_ack    =   tcp_v4_rtx_synack,
    .send_ack   =   tcp_v4_reqsk_send_ack,
    .destructor =   tcp_v4_reqsk_destructor,
    .send_reset =   tcp_v4_send_reset,
    .syn_ack_timeout =  tcp_syn_ack_timeout,
}

Definition at line 88 of file tcp_ipv4.c.

struct inet_connection_sock_af_ops ipv4_specific

Initial value:

= {
    .queue_xmit    = ip_queue_xmit,
    .send_check    = tcp_v4_send_check,
    .rebuild_header    = inet_sk_rebuild_header,
    .sk_rx_dst_set     = inet_sk_rx_dst_set,
    .conn_request      = tcp_v4_conn_request,
    .syn_recv_sock     = tcp_v4_syn_recv_sock,
    .net_header_len    = sizeof(struct iphdr),
    .setsockopt    = ip_setsockopt,
    .getsockopt    = ip_getsockopt,
    .addr2sockaddr     = inet_csk_addr2sockaddr,
    .sockaddr_len      = sizeof(struct sockaddr_in),
    .bind_conflict     = inet_csk_bind_conflict,




}

Definition at line 2123 of file tcp_ipv4.c.

struct inet_hashinfo tcp_hashinfo

Definition at line 98 of file tcp_ipv4.c.

struct proto tcp_prot

Definition at line 2851 of file tcp_ipv4.c.