milenage.c File Reference

#include "includes.h"
#include "common.h"
#include "crypto/aes_wrap.h"
#include "milenage.h"

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Functions
int	gsm_milenage (const u8 *opc, const u8 *k, const u8 *_rand, u8 *sres, u8 *kc)
int	milenage_auts (const u8 *opc, const u8 *k, const u8 *_rand, const u8 *auts, u8 *sqn)
int	milenage_check (const u8 *opc, const u8 *k, const u8 *sqn, const u8 *_rand, const u8 *autn, u8 *ik, u8 *ck, u8 *res, size_t *res_len, u8 *auts)
int	milenage_f1 (const u8 *opc, const u8 *k, const u8 *_rand, const u8 *sqn, const u8 *amf, u8 *mac_a, u8 *mac_s)
int	milenage_f2345 (const u8 *opc, const u8 *k, const u8 *_rand, u8 *res, u8 *ck, u8 *ik, u8 *ak, u8 *akstar)
void	milenage_generate (const u8 *opc, const u8 *amf, const u8 *k, const u8 *sqn, const u8 *_rand, u8 *autn, u8 *ik, u8 *ck, u8 *res, size_t *res_len)

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Function Documentation

int gsm_milenage	(	const u8 *	opc,
		const u8 *	k,
		const u8 *	_rand,
		u8 *	sres,
		u8 *	kc
	)

gsm_milenage - Generate GSM-Milenage (3GPP TS 55.205) authentication triplet : OPc = 128-bit operator variant algorithm configuration field (encr.) : K = 128-bit subscriber key : RAND = 128-bit random challenge : Buffer for SRES = 32-bit SRES : Buffer for Kc = 64-bit Kc Returns: 0 on success, -1 on failure

Definition at line 241 of file milenage.c.

int milenage_auts	(	const u8 *	opc,
		const u8 *	k,
		const u8 *	_rand,
		const u8 *	auts,
		u8 *	sqn
	)

milenage_auts - Milenage AUTS validation : OPc = 128-bit operator variant algorithm configuration field (encr.) : K = 128-bit subscriber key : RAND = 128-bit random challenge : AUTS = 112-bit authentication token from client : Buffer for SQN = 48-bit sequence number Returns: 0 = success (sqn filled), -1 on failure

Definition at line 214 of file milenage.c.

int milenage_check	(	const u8 *	opc,
		const u8 *	k,
		const u8 *	sqn,
		const u8 *	_rand,
		const u8 *	autn,
		u8 *	ik,
		u8 *	ck,
		u8 *	res,
		size_t *	res_len,
		u8 *	auts
	)

milenage_generate - Generate AKA AUTN,IK,CK,RES : OPc = 128-bit operator variant algorithm configuration field (encr.) : K = 128-bit subscriber key : SQN = 48-bit sequence number : RAND = 128-bit random challenge : AUTN = 128-bit authentication token : Buffer for IK = 128-bit integrity key (f4), or NULL : Buffer for CK = 128-bit confidentiality key (f3), or NULL : Buffer for RES = 64-bit signed response (f2), or NULL : Variable that will be set to RES length : 112-bit buffer for AUTS Returns: 0 on success, -1 on failure, or -2 on synchronization failure

Definition at line 276 of file milenage.c.

int milenage_f1	(	const u8 *	opc,
		const u8 *	k,
		const u8 *	_rand,
		const u8 *	sqn,
		const u8 *	amf,
		u8 *	mac_a,
		u8 *	mac_s
	)

milenage_f1 - Milenage f1 and f1* algorithms : OPc = 128-bit value derived from OP and K : K = 128-bit subscriber key : RAND = 128-bit random challenge : SQN = 48-bit sequence number : AMF = 16-bit authentication management field : Buffer for MAC-A = 64-bit network authentication code, or NULL : Buffer for MAC-S = 64-bit resync authentication code, or NULL Returns: 0 on success, -1 on failure

Definition at line 42 of file milenage.c.

int milenage_f2345	(	const u8 *	opc,
		const u8 *	k,
		const u8 *	_rand,
		u8 *	res,
		u8 *	ck,
		u8 *	ik,
		u8 *	ak,
		u8 *	akstar
	)

milenage_f2345 - Milenage f2, f3, f4, f5, f5* algorithms : OPc = 128-bit value derived from OP and K : K = 128-bit subscriber key : RAND = 128-bit random challenge : Buffer for RES = 64-bit signed response (f2), or NULL : Buffer for CK = 128-bit confidentiality key (f3), or NULL : Buffer for IK = 128-bit integrity key (f4), or NULL : Buffer for AK = 48-bit anonymity key (f5), or NULL : Buffer for AK = 48-bit anonymity key (f5*), or NULL Returns: 0 on success, -1 on failure

Definition at line 94 of file milenage.c.

void milenage_generate	(	const u8 *	opc,
		const u8 *	amf,
		const u8 *	k,
		const u8 *	sqn,
		const u8 *	_rand,
		u8 *	autn,
		u8 *	ik,
		u8 *	ck,
		u8 *	res,
		size_t *	res_len
	)

milenage_generate - Generate AKA AUTN,IK,CK,RES : OPc = 128-bit operator variant algorithm configuration field (encr.) : AMF = 16-bit authentication management field : K = 128-bit subscriber key : SQN = 48-bit sequence number : RAND = 128-bit random challenge : Buffer for AUTN = 128-bit authentication token : Buffer for IK = 128-bit integrity key (f4), or NULL : Buffer for CK = 128-bit confidentiality key (f3), or NULL : Buffer for RES = 64-bit signed response (f2), or NULL : Max length for res; set to used length or 0 on failure

Definition at line 179 of file milenage.c.