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osmo-msc
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bsc: Parse the CLEAR COMMAND and close the lchan and ack that

This commit is contained in:
Holger Hans Peter Freyther 2010-11-10 09:34:47 +01:00
parent 863a55d44d
commit f1f57a84c1
1 changed files with 46 additions and 1 deletions
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47
openbsc/src/bsc/osmo_bsc_bssap.c
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@ -111,6 +111,35 @@ static int bssmap_handle_paging(struct gsm_network *net,
return -1;
}
/*
* GSM 08.08 § 3.1.9.1 and 3.2.1.21...
* release our gsm_subscriber_connection and send message
*/
static int bssmap_handle_clear_command(struct osmo_bsc_sccp_con *conn,
struct msgb *msg, unsigned int payload_length)
{
struct msgb *resp;
/* TODO: handle the cause of this package */
if (conn->conn) {
LOGP(DMSC, LOGL_DEBUG, "Releasing all transactions on %p\n", conn);
gsm0808_clear(conn->conn);
subscr_con_free(conn->conn);
conn->conn = NULL;
}
/* send the clear complete message */
resp = gsm0808_create_clear_complete();
if (!resp) {
LOGP(DMSC, LOGL_ERROR, "Sending clear complete failed.\n");
return -1;
}
bsc_queue_for_msc(conn, resp);
return 0;
}
static int bssmap_rcvmsg_udt(struct gsm_network *net,
struct msgb *msg, unsigned int length)
{
@ -137,7 +166,23 @@ static int bssmap_rcvmsg_udt(struct gsm_network *net,
static int bssmap_rcvmsg_dt1(struct osmo_bsc_sccp_con *conn,
struct msgb *msg, unsigned int length)
{
return -1;
int ret = 0;
if (length < 1) {
LOGP(DMSC, LOGL_ERROR, "Not enough room: %d\n", length);
return -1;
}
switch (msg->l4h[0]) {
case BSS_MAP_MSG_CLEAR_CMD:
ret = bssmap_handle_clear_command(conn, msg, length);
break;
default:
LOGP(DMSC, LOGL_DEBUG, "Unimplemented msg type: %d\n", msg->l4h[0]);
break;
}
return ret;
}
static int dtap_rcvmsg(struct osmo_bsc_sccp_con *conn,