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osmo-msc
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subscr: Add method to find an active subscriber 

This is used by the paging code of the osmo_bsc. When we get
a paging response there should be an active subscriber with
the TMSI or IMSI and we can stop paging. There is no need to
allocate a new subscriber.
This commit is contained in:
Holger Hans Peter Freyther 2010-11-15 13:32:33 +01:00
parent d740b688dc
commit 8dfd241bc6
2 changed files with 28 additions and 0 deletions
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4
openbsc/include/openbsc/gsm_subscriber.h
View File

@ -83,6 +83,10 @@ int subscr_update(struct gsm_subscriber *s, struct gsm_bts *bts, int reason);
void subscr_put_channel(struct gsm_subscriber_connection *conn);
void subscr_get_channel(struct gsm_subscriber *subscr,
int type, gsm_cbfn *cbfn, void *param);
struct gsm_subscriber *subscr_active_by_tmsi(struct gsm_network *net,
uint32_t tmsi);
struct gsm_subscriber *subscr_active_by_imsi(struct gsm_network *net,
const char *imsi);
char *subscr_name(struct gsm_subscriber *subscr);

24
openbsc/src/gsm_subscriber_base.c
View File

@ -237,3 +237,27 @@ struct gsm_subscriber *subscr_get_or_create(struct gsm_network *net,
subscr->net = net;
return subscr;
}
struct gsm_subscriber *subscr_active_by_tmsi(struct gsm_network *net, uint32_t tmsi)
{
struct gsm_subscriber *subscr;
llist_for_each_entry(subscr, subscr_bsc_active_subscriber(), entry) {
if (subscr->tmsi == tmsi && subscr->net == net)
return subscr_get(subscr);
}
return NULL;
}
struct gsm_subscriber *subscr_active_by_imsi(struct gsm_network *net, const char *imsi)
{
struct gsm_subscriber *subscr;
llist_for_each_entry(subscr, subscr_bsc_active_subscriber(), entry) {
if (strcmp(subscr->imsi, imsi) == 0 && subscr->net == net)
return subscr_get(subscr);
}
return NULL;
}