dns.h File Reference

#include <cstddef>
#include <cstdint>

Include dependency graph for dns.h:

This graph shows which files directly or indirectly include this file:

Go to the source code of this file.

Classes
struct	addr_t
struct	dns_opt_t

Enumerations
enum class	ParseNameStatus { OK , InputError , OutputBufferError }

Functions
ParseNameStatus	parse_name (const uint8_t **inpos, const uint8_t *inend, const uint8_t *inbuf, char *buf, size_t bufsize)
int	write_name (uint8_t **outpos, const uint8_t *outend, const char *name, int offset)
int	dnsserver (dns_opt_t *opt)

Variables
constexpr int	MAX_LABEL_LENGTH = 63
constexpr int	MAX_QUERY_NAME_LENGTH = 255
constexpr int	MAX_QUERY_NAME_BUFFER_LENGTH = MAX_QUERY_NAME_LENGTH + 1

Enumeration Type Documentation

ParseNameStatus

enum class ParseNameStatus

strong

Enumerator
OK
InputError
OutputBufferError

Definition at line 38 of file dns.h.

Function Documentation

dnsserver()

int dnsserver

(

dns_opt_t *

opt

)

Definition at line 596 of file dns.cpp.

Here is the call graph for this function:

Here is the caller graph for this function:

parse_name()

ParseNameStatus parse_name	(	const uint8_t **	inpos,
		const uint8_t *	inend,
		const uint8_t *	inbuf,
		char *	buf,
		size_t	bufsize
	)

Definition at line 66 of file dns.cpp.

Here is the call graph for this function:

Here is the caller graph for this function:

write_name()

int write_name	(	uint8_t **	outpos,
		const uint8_t *	outend,
		const char *	name,
		int	offset
	)

Definition at line 132 of file dns.cpp.

Here is the call graph for this function:

Here is the caller graph for this function:

Variable Documentation

MAX_LABEL_LENGTH

constexpr int MAX_LABEL_LENGTH = 63

constexpr

Definition at line 11 of file dns.h.

MAX_QUERY_NAME_BUFFER_LENGTH

constexpr int MAX_QUERY_NAME_BUFFER_LENGTH = MAX_QUERY_NAME_LENGTH + 1

constexpr

Definition at line 14 of file dns.h.

MAX_QUERY_NAME_LENGTH

constexpr int MAX_QUERY_NAME_LENGTH = 255

constexpr

Definition at line 12 of file dns.h.