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osmo-msc
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allocate an extension when creating the subscriber

This commit is contained in:
Jan Luebbe 2009-08-12 19:45:37 +02:00 committed by Harald Welte
parent 31bef49be2
commit ebcce2aae1
2 changed files with 32 additions and 0 deletions
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3
openbsc/include/openbsc/gsm_subscriber.h
View File

@ -11,6 +11,9 @@
#define GSM_NAME_LENGTH 128
#define GSM_EXTENSION_LENGTH 128
#define GSM_MIN_EXTEN 20000
#define GSM_MAX_EXTEN 49999
#define GSM_SUBSCRIBER_FIRST_CONTACT 0x00000001
struct gsm_equipment {

29
openbsc/src/db.c
View File

@ -248,6 +248,7 @@ struct gsm_subscriber* db_create_subscriber(struct gsm_network *net, char *imsi)
strncpy(subscr->imsi, imsi, GSM_IMSI_LENGTH-1);
dbi_result_free(result);
printf("DB: New Subscriber: ID %llu, IMSI %s\n", subscr->id, subscr->imsi);
db_subscriber_alloc_exten(subscr);
return subscr;
}
@ -419,6 +420,34 @@ int db_subscriber_alloc_tmsi(struct gsm_subscriber* subscriber) {
return 0;
}
int db_subscriber_alloc_exten(struct gsm_subscriber* subscriber) {
dbi_result result=NULL;
u_int32_t try;
for (;;) {
try = (rand()%(GSM_MAX_EXTEN+1)+GSM_MIN_EXTEN)%(GSM_MAX_EXTEN+1);
result = dbi_conn_queryf(conn,
"SELECT * FROM Subscriber "
"WHERE extension = %llu",
try
);
if (result==NULL) {
printf("DB: Failed to query Subscriber while allocating new extension.\n");
return 1;
}
if (dbi_result_get_numrows(result)){
dbi_result_free(result);
continue;
}
if (!dbi_result_next_row(result)) {
dbi_result_free(result);
break;
}
dbi_result_free(result);
}
sprintf(subscriber->extension, "%i", try);
printf("DB: Allocated extension %i for IMSI %s.\n", try, subscriber->imsi);
return db_sync_subscriber(subscriber);
}
/*
* try to allocate a new unique token for this subscriber and return it
* via a parameter. if the subscriber already has a token, return