IPv6 header definitions

Detailed Description

Files
file	hdr.h
	IPv6 header.

Functions
gnrc_pktsnip_t *	gnrc_ipv6_hdr_build (gnrc_pktsnip_t *payload, const ipv6_addr_t *src, const ipv6_addr_t *dst)
	Builds an IPv6 header for sending and adds it to the packet buffer. More...

Function Documentation

gnrc_ipv6_hdr_build()

gnrc_pktsnip_t* gnrc_ipv6_hdr_build	(	gnrc_pktsnip_t *	payload,
		const ipv6_addr_t *	src,
		const ipv6_addr_t *	dst
	)

Builds an IPv6 header for sending and adds it to the packet buffer.

Initializes version field with 6, traffic class, flow label, and hop limit with 0, and next header with PROTNUM_RESERVED.

Parameters

[in]	payload	Payload for the packet.
[in]	src	Source address for the header. Can be NULL if not known or required.
[in]	dst	Destination address for the header. Can be NULL if not known or required.

Returns

The an IPv6 header in packet buffer on success.

NULL on error.