rfc2617.c File Reference

Digest response calculation as per RFC2617

• Module: AUTH :: The Kamailio auth Module.

More...

#include <sys/types.h>
#include <stdlib.h>
#include <string.h>
#include "rfc2617.h"
#include "../../md5.h"

Include dependency graph for rfc2617.c:

Go to the source code of this file.

Functions
void	calc_HA1 (ha_alg_t _alg, str *_username, str *_realm, str *_password, str *_nonce, str *_cnonce, HASHHEX _sess_key)
	Calculate H(A1) as per HTTP Digest spec.
void	calc_response (HASHHEX _ha1, str *_nonce, str *_nc, str *_cnonce, str *_qop, int _auth_int, str *_method, str *_uri, HASHHEX _hentity, HASHHEX _response)
	Calculate request-digest/response-digest as per HTTP Digest spec.
void	cvt_hex (HASH _b, HASHHEX _h)
	Convert to hex form.

---

Detailed Description

Digest response calculation as per RFC2617

• Module: AUTH :: The Kamailio auth Module.

Definition in file rfc2617.c.

---

Function Documentation

void calc_HA1	(	ha_alg_t	_alg,
		str *	_username,
		str *	_realm,
		str *	_password,
		str *	_nonce,
		str *	_cnonce,
		HASHHEX	_sess_key
	)

Calculate H(A1) as per HTTP Digest spec.

Parameters:

	_alg	type of hash algorithm
	_username	username
	_realm	authentification realm
	_password	password
	_nonce	nonce value
	_cnonce	cnonce value
	_sess_key	session key, result will be stored there

Definition at line 79 of file rfc2617.c.

References cvt_hex(), HA_MD5_SESS, HASH, HASHLEN, _str::len, MD5Final(), MD5Init(), MD5Update(), and _str::s.

Referenced by auth_get_ha1(), and bind_auth().

void calc_response	(	HASHHEX	_ha1,
		str *	_nonce,
		str *	_nc,
		str *	_cnonce,
		str *	_qop,
		int	_auth_int,
		str *	_method,
		str *	_uri,
		HASHHEX	_hentity,
		HASHHEX	_response
	)

Calculate request-digest/response-digest as per HTTP Digest spec.

Parameters:

	_ha1	H(A1)
	_nonce	nonce from server
	_nc	8 hex digits
	_cnonce	cnonce value
	_qop	qop-value: "", "auth", "auth-int
	_auth_int	1 if auth-int is used
	_method	method from the request
	_uri	requested URL/ URI
	_hentity	H(entity body) if qop="auth-int"
	_response	request-digest or response-digest

Definition at line 120 of file rfc2617.c.

References cvt_hex(), HASH, HASHHEXLEN, _str::len, MD5Final(), MD5Init(), MD5Update(), and _str::s.

Referenced by check_response().

void cvt_hex	(	HASH	_b,
		HASHHEX	_h
	)			[inline]

Convert to hex form.

Parameters:

	_b	hash value
	_h	hex value

Definition at line 43 of file rfc2617.c.

References HASHHEXLEN, and HASHLEN.

Referenced by calc_HA1(), calc_response(), uac_calc_HA1(), uac_calc_HA2(), and uac_calc_response().