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[subscriber] Introduce subscr_put_channel 

Introduce subscr_put_channel to release a channel and to
allow gsm_subscriber.c to hand this channel to any suitable
pending requests.
This commit is contained in:
Holger Freyther 2009-04-12 05:37:52 +00:00
parent 4a49e77ff4
commit a1f92f0a43
3 changed files with 20 additions and 2 deletions
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1
include/openbsc/gsm_subscriber.h
View File

@ -43,6 +43,7 @@ struct gsm_subscriber *subscr_get_by_tmsi(const char *tmsi);
struct gsm_subscriber *subscr_get_by_imsi(const char *imsi);
struct gsm_subscriber *subscr_get_by_extension(const char *ext);
int subscr_update(struct gsm_subscriber *s, struct gsm_bts *bts, int reason);
void subscr_put_channel(struct gsm_lchan *lchan);
/* internal */
struct gsm_subscriber *subscr_alloc(void);

10
src/gsm_04_08.c
View File

@ -1208,7 +1208,13 @@ static int gsm48_cc_rx_disconnect(struct msgb *msg)
DEBUGP(DCC, "A <- RELEASE\n");
rc = gsm48_tx_simple(msg->lchan, GSM48_PDISC_CC,
GSM48_MT_CC_RELEASE);
put_lchan(msg->lchan);
/*
* FIXME: This looks wrong! We should have a single
* place to do MMCC-REL-CNF/-REQ/-IND and then switch
* to the NULL state and relase the call
*/
subscr_put_channel(msg->lchan);
/* forward DISCONNECT to other party */
if (!call->remote_lchan)
@ -1294,7 +1300,7 @@ static int gsm0408_rcv_cc(struct msgb *msg)
/* need to respond with RELEASE_COMPLETE */
rc = gsm48_tx_simple(msg->lchan, GSM48_PDISC_CC,
GSM48_MT_CC_RELEASE_COMPL);
put_lchan(msg->lchan);
subscr_put_channel(msg->lchan);
call->state = GSM_CSTATE_NULL;
break;
case GSM48_MT_CC_STATUS_ENQ:

11
src/gsm_subscriber.c
View File

@ -122,3 +122,14 @@ struct gsm_subscriber *subscr_put(struct gsm_subscriber *subscr)
subscr_free(subscr);
return NULL;
}
void subscr_put_channel(struct gsm_lchan *lchan)
{
/*
* FIXME: Continue with other requests now... by checking
* the gsm_subscriber inside the gsm_lchan. Drop the ref count
* of the lchan after having asked the next requestee to handle
* the channel.
*/
put_lchan(lchan);
}