comp/schemes/ip_id_offset.c File Reference

Offset IP-ID encoding. More...

#include "ip_id_offset.h"

Include dependency graph for comp/schemes/ip_id_offset.c:

Functions
bool	is_ip_id_increasing (const uint16_t old_id, const uint16_t new_id)
	Whether the new IP-ID is increasing. More...

Detailed Description

Offset IP-ID encoding.

Author

Didier Barvaux didie.nosp@m.r@ba.nosp@m.rvaux.nosp@m..org

Function Documentation

is_ip_id_increasing()

bool is_ip_id_increasing	(	const uint16_t	old_id,
		const uint16_t	new_id
	)

Whether the new IP-ID is increasing.

The new IP-ID is considered as increasing if the new value is greater by a small delta then the previous IP-ID. Wraparound shall be taken into account.

Parameters

old_id	The IP-ID of the previous IPv4 header
new_id	The IP-ID of the current IPv4 header

Returns

Whether the IP-ID is increasing