packet_history.h File Reference

#include <linux/list.h>
#include <linux/slab.h>
#include "tfrc.h"

Go to the source code of this file.

Data Structures
struct	tfrc_tx_hist_entry
struct	tfrc_rx_hist_entry
struct	tfrc_rx_hist

Macros
#define	SUB16(a, b)   (((a) + 16 - (b)) & 0xF)
#define	TFRC_NDUPACK   3
#define	rtt_sample_prev   loss_start

Functions
int	tfrc_tx_hist_add (struct tfrc_tx_hist_entry **headp, u64 seqno)
void	tfrc_tx_hist_purge (struct tfrc_tx_hist_entry **headp)
void	tfrc_rx_hist_add_packet (struct tfrc_rx_hist *h, const struct sk_buff *skb, const u64 ndp)
int	tfrc_rx_hist_duplicate (struct tfrc_rx_hist *h, struct sk_buff *skb)
int	tfrc_rx_handle_loss (struct tfrc_rx_hist *h, struct tfrc_loss_hist *lh, struct sk_buff *skb, const u64 ndp, u32(*first_li)(struct sock *sk), struct sock *sk)
u32	tfrc_rx_hist_sample_rtt (struct tfrc_rx_hist *h, const struct sk_buff *skb)
int	tfrc_rx_hist_alloc (struct tfrc_rx_hist *h)
void	tfrc_rx_hist_purge (struct tfrc_rx_hist *h)

Macro Definition Documentation

#define rtt_sample_prev   loss_start

Definition at line 98 of file packet_history.h.

#define SUB16	(		a,
			b
	)		(((a) + 16 - (b)) & 0xF)

Definition at line 67 of file packet_history.h.

#define TFRC_NDUPACK   3

Definition at line 70 of file packet_history.h.

Function Documentation

int tfrc_rx_handle_loss	(	struct tfrc_rx_hist *	h,
		struct tfrc_loss_hist *	lh,
		struct sk_buff *	skb,
		const u64	ndp,
		u32(*)(struct sock *sk)	first_li,
		struct sock *	sk
	)

void tfrc_rx_hist_add_packet	(	struct tfrc_rx_hist *	h,
		const struct sk_buff *	skb,
		const u64	ndp
	)

Definition at line 123 of file packet_history.c.

int tfrc_rx_hist_alloc

(

struct tfrc_rx_hist *

h

)

Definition at line 349 of file packet_history.c.

int tfrc_rx_hist_duplicate	(	struct tfrc_rx_hist *	h,
		struct sk_buff *	skb
	)

Definition at line 133 of file packet_history.c.

void tfrc_rx_hist_purge

(

struct tfrc_rx_hist *

h

)

Definition at line 370 of file packet_history.c.

u32 tfrc_rx_hist_sample_rtt	(	struct tfrc_rx_hist *	h,
		const struct sk_buff *	skb
	)

tfrc_rx_hist_sample_rtt - Sample RTT from timestamp / CCVal Based on ideas presented in RFC 4342, 8.1. Returns 0 if it was not able to compute a sample with given data - calling function should check this.

Definition at line 404 of file packet_history.c.

int tfrc_tx_hist_add	(	struct tfrc_tx_hist_entry **	headp,
		u64	seqno
	)

Definition at line 62 of file packet_history.c.

void tfrc_tx_hist_purge

(

struct tfrc_tx_hist_entry **

headp

)

Definition at line 75 of file packet_history.c.