proxy_protocol.c File Reference

This file contains PROXY protocol functions. More...

#include "config.h"
#include "util/log.h"
#include "util/proxy_protocol.h"

Functions
int	pp2_write_to_buf (struct sldns_buffer *buf, struct sockaddr_storage *src, int stream)
	Write a PROXYv2 header at the current position of the buffer. More...
struct pp2_header *	pp2_read_header (struct sldns_buffer *buf)
	Read a PROXYv2 header from the current position of the buffer. More...

Detailed Description

This file contains PROXY protocol functions.

Function Documentation

pp2_write_to_buf()

int pp2_write_to_buf	(	struct sldns_buffer *	buf,
		struct sockaddr_storage *	src,
		int	stream
	)

Write a PROXYv2 header at the current position of the buffer.

Parameters

buf	the buffer to write to.
src	the source address.
stream	if the protocol is stream or datagram.

Returns

1 on success, 0 on failure.

References PP2_HEADER_SIZE, PP2_SIG, sldns_buffer_remaining(), and sldns_buffer_write().

pp2_read_header()

struct pp2_header* pp2_read_header

(

struct sldns_buffer *

buf

)

Read a PROXYv2 header from the current position of the buffer.

It does initial validation and returns a pointer to the buffer position on success.

Parameters

buf	the buffer to read from.

Returns

the pointer to the buffer position on success, NULL on error.

References log_err(), PP2_HEADER_SIZE, PP2_SIG, sldns_buffer_begin(), and sldns_buffer_remaining().

Referenced by comm_point_tcp_handle_read(), consume_pp2_header(), and ssl_handle_read().