cellular-infrastructure
/
osmo-msc
mirror of https://gerrit.osmocom.org/osmo-msc
9
0
Fork 0
Code Issues Releases Wiki Activity

gsm_04_08: Specify key_seq when calling gsm48_tx_mm_auth_req 

Signed-off-by: Sylvain Munaut <tnt@246tNt.com>
This commit is contained in:
Sylvain Munaut 2009-12-24 00:23:46 +01:00 committed by Harald Welte
parent 99792900e8
commit bd55a6dd31
3 changed files with 5 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
openbsc/include/openbsc/gsm_04_08.h
View File

@ -756,7 +756,7 @@ enum gsm_chan_t get_ctype_by_chreq(struct gsm_bts *bts, u_int8_t ra, int neci);
enum gsm_chreq_reason_t get_reason_by_chreq(struct gsm_bts *bts, u_int8_t ra, int neci);
int gsm48_tx_mm_info(struct gsm_lchan *lchan);
int gsm48_tx_mm_auth_req(struct gsm_lchan *lchan, u_int8_t *rand);
int gsm48_tx_mm_auth_req(struct gsm_lchan *lchan, u_int8_t *rand, int key_seq);
int gsm48_tx_mm_auth_rej(struct gsm_lchan *lchan);
struct msgb *gsm48_msgb_alloc(void);
int gsm48_sendmsg(struct msgb *msg, struct gsm_trans *trans);

5
openbsc/src/gsm_04_08.c
View File

@ -1175,7 +1175,7 @@ int gsm48_tx_mm_info(struct gsm_lchan *lchan)
}
/* Section 9.2.2 */
int gsm48_tx_mm_auth_req(struct gsm_lchan *lchan, u_int8_t *rand)
int gsm48_tx_mm_auth_req(struct gsm_lchan *lchan, u_int8_t *rand, int key_seq)
{
struct msgb *msg = gsm48_msgb_alloc();
struct gsm48_hdr *gh = (struct gsm48_hdr *) msgb_put(msg, sizeof(*gh));
@ -1187,8 +1187,7 @@ int gsm48_tx_mm_auth_req(struct gsm_lchan *lchan, u_int8_t *rand)
gh->proto_discr = GSM48_PDISC_MM;
gh->msg_type = GSM48_MT_MM_AUTH_REQ;
/* Key Sequence: FIXME fixed to 0 */
ar->key_seq = 0;
ar->key_seq = key_seq;
/* 16 bytes RAND parameters */
if (rand)

4
openbsc/src/token_auth.c
View File

@ -103,7 +103,7 @@ unauth:
if (lchan) {
u_int8_t auth_rand[16];
/* kick the subscriber off the network */
gsm48_tx_mm_auth_req(lchan, auth_rand);
gsm48_tx_mm_auth_req(lchan, auth_rand, 0);
gsm48_tx_mm_auth_rej(lchan);
/* FIXME: close the channel early ?*/
//gsm48_send_rr_Release(lchan);
@ -139,7 +139,7 @@ static int token_sms_cb(unsigned int subsys, unsigned int signal,
lchan = lchan_for_subscr(sms->receiver);
if (lchan) {
/* kick the subscriber off the network */
gsm48_tx_mm_auth_req(lchan, auth_rand);
gsm48_tx_mm_auth_req(lchan, auth_rand, 0);
gsm48_tx_mm_auth_rej(lchan);
/* FIXME: close the channel early ?*/
//gsm48_send_rr_Release(lchan);