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Keith Whyte gerrit-no-reply at lists.osmocom.orgKeith Whyte has uploaded this change for review. ( https://gerrit.osmocom.org/10702
Change subject: wip
......................................................................
wip
Change-Id: I4e68bda2e7dc6842de1bbe2849097537ad84e8f6
---
M src/call.h
M src/mncc.c
M src/sip.c
3 files changed, 81 insertions(+), 7 deletions(-)
git pull ssh://gerrit.osmocom.org:29418/osmo-sip-connector refs/changes/02/10702/1
diff --git a/src/call.h b/src/call.h
index 5a11f6c..eb9ef66 100644
--- a/src/call.h
+++ b/src/call.h
@@ -43,6 +43,7 @@
struct call *call;
bool in_release;
+ int cause;
/**
* RTP data
@@ -130,6 +131,7 @@
int rsp_wanted;
struct mncc_connection *conn;
+ int cause;
};
extern struct llist_head g_call_list;
diff --git a/src/mncc.c b/src/mncc.c
index 2ecf8d0..9be010d 100644
--- a/src/mncc.c
+++ b/src/mncc.c
@@ -105,13 +105,19 @@
static void mncc_fill_header(struct gsm_mncc *mncc, uint32_t msg_type, uint32_t callref)
{
+
+ struct mncc_call_leg *mncc_leg;
+ mncc_leg = mncc_find_leg(callref);
+
mncc->msg_type = msg_type;
mncc->callref = callref;
if (MNCC_DISC_REQ == msg_type || MNCC_REL_REQ == msg_type) {
mncc->fields |= MNCC_F_CAUSE;
mncc->cause.coding = GSM48_CAUSE_CODING_GSM;
mncc->cause.location = GSM48_CAUSE_LOC_PUN_S_LU;
+ mncc->cause.value = mncc_leg->base.cause;
}
+
}
static void mncc_write(struct mncc_connection *conn, struct gsm_mncc *mncc, uint32_t callref)
@@ -134,6 +140,10 @@
struct gsm_mncc mncc = { 0, };
mncc_fill_header(&mncc, msg_type, callref);
+
+ LOGP(DMNCC, LOGL_DEBUG, "%s() message type: %s cause: %u\n",
+ __func__, osmo_mncc_name(msg_type), mncc.cause.value);
+
mncc_write(conn, &mncc, callref);
}
@@ -260,7 +270,7 @@
case MNCC_CC_PROCEEDING:
case MNCC_CC_CONNECTED:
LOGP(DMNCC, LOGL_DEBUG,
- "Releasing call in non-initial leg(%u)\n", leg->callref);
+ "Releasing call in non-initial leg(%u) cause(%d)\n", leg->callref, leg->base.cause);
leg->base.in_release = true;
start_cmd_timer(leg, MNCC_REL_IND);
mncc_send(leg->conn, MNCC_DISC_REQ, leg->callref);
@@ -381,6 +391,7 @@
/* TODO.. now we can continue with the call */
struct in_addr net = { .s_addr = htonl(leg->base.ip) };
+
LOGP(DMNCC, LOGL_DEBUG,
"RTP cnt leg(%u) ip(%s), port(%u) pt(%u) ptm(%u)\n",
leg->callref, inet_ntoa(net), leg->base.port,
@@ -490,6 +501,7 @@
return NULL;
}
+
return leg;
}
@@ -503,6 +515,8 @@
if (!leg)
return;
+ LOGP(DMNCC, LOGL_DEBUG, "Rcvd MNCC_DISC_IND, Cause: %d\n", data->cause.value);
+
LOGP(DMNCC,
LOGL_DEBUG, "leg(%u) was disconnected. Releasing\n", data->callref);
leg->base.in_release = true;
@@ -511,6 +525,7 @@
other_leg = call_leg_other(&leg->base);
if (other_leg)
+ other_leg->cause = data->cause.value;
other_leg->release_call(other_leg);
}
@@ -520,15 +535,19 @@
struct mncc_call_leg *leg;
leg = find_leg(conn, buf, rc, &data);
+
if (!leg)
return;
+ LOGP(DMNCC, LOGL_DEBUG, "Rcvd MNCC_REL_IND, Cause: %d\n", data->cause.value);
+
if (leg->base.in_release)
stop_cmd_timer(leg, MNCC_REL_IND);
else {
struct call_leg *other_leg;
other_leg = call_leg_other(&leg->base);
if (other_leg)
+ other_leg->cause = data->cause.value;
other_leg->release_call(other_leg);
}
LOGP(DMNCC, LOGL_DEBUG, "leg(%u) was released.\n", data->callref);
diff --git a/src/sip.c b/src/sip.c
index 84d1f6e..141dc99 100644
--- a/src/sip.c
+++ b/src/sip.c
@@ -51,7 +51,7 @@
if (status == 183)
sdp_extract_sdp(leg, sip, false);
- LOGP(DSIP, LOGL_NOTICE, "leg(%p) is now rining.\n", leg);
+ LOGP(DSIP, LOGL_NOTICE, "leg(%p) is now ringing.\n", leg);
other->ring_call(other);
}
@@ -150,8 +150,8 @@
void nua_callback(nua_event_t event, int status, char const *phrase, nua_t *nua, nua_magic_t *magic, nua_handle_t *nh, nua_hmagic_t *hmagic, sip_t const *sip, tagi_t tags[])
{
- LOGP(DSIP, LOGL_DEBUG, "SIP event(%u) status(%d) phrase(%s) %p\n",
- event, status, phrase, hmagic);
+ LOGP(DSIP, LOGL_DEBUG, "%s(): SIP event(%u) status(%d) phrase(%s) %p\n",
+ __func__, event, status, phrase, hmagic);
if (event == nua_r_invite) {
struct sip_call_leg *leg;
@@ -170,13 +170,29 @@
else if (status >= 300) {
struct call_leg *other = call_leg_other(&leg->base);
- LOGP(DSIP, LOGL_ERROR, "leg(%p) unknown err, releasing.\n", leg);
+ LOGP(DSIP, LOGL_ERROR, "leg(%p) unknown error code (%d), releasing.\n", leg, status);
nua_cancel(leg->nua_handle, TAG_END());
nua_handle_destroy(leg->nua_handle);
call_leg_release(&leg->base);
- if (other)
+ if (other) {
+ LOGP(DSIP, LOGL_ERROR, "Releasing other leg (%p) with status(%d)\n", other, status);
+ switch (status) {
+ case 404:
+ other->cause = GSM48_CC_CAUSE_UNASSIGNED_NR;
+ break;
+ case 502:
+ case 480:
+ other->cause = GSM48_CC_CAUSE_NO_ROUTE;
+ break;
+ case 486:
+ other->cause = GSM48_CC_CAUSE_USER_BUSY;
+ break;
+ default:
+ other->cause = GSM48_CC_CAUSE_NORM_CALL_CLEAR;
+ }
other->release_call(other);
+ }
}
} else if (event == nua_r_bye || event == nua_r_cancel) {
/* our bye or hang up is answered */
@@ -214,13 +230,25 @@
call_leg_release(&leg->base);
if (other)
other->release_call(other);
+ } else {
+ LOGP(DSIP, LOGL_ERROR, "Did nothing with event(%u) status(%d)\n", event, status);
}
}
+static void copy_cause_phrase(int *to_cause, char **to_phrase,
+ int from_cause, const char *from_phrase)
+{
+ *to_cause = from_cause;
+ *to_phrase = (char *)from_phrase;
+}
static void sip_release_call(struct call_leg *_leg)
{
struct sip_call_leg *leg;
+ char reason[64];
+ char *sip_phrase;
+ char *reason_text;
+ int sip_cause;
OSMO_ASSERT(_leg->type == CALL_TYPE_SIP);
leg = (struct sip_call_leg *) _leg;
@@ -231,6 +259,30 @@
* and for a connected one bye. I don't see how sofia-sip is going
* to help us here.
*/
+
+ LOGP(DSIP, LOGL_DEBUG, "%s(): Release with MNCC cause(%d)\n", __func__, _leg->cause);
+
+ switch (_leg->cause) {
+ case GSM48_CC_CAUSE_NORM_CALL_CLEAR:
+ copy_cause_phrase(&sip_cause, &sip_phrase, SIP_200_OK);
+ reason_text = "Normal Call Clearing";
+ break;
+ case GSM48_CC_CAUSE_DEST_OOO:
+ copy_cause_phrase(&sip_cause, &sip_phrase, SIP_502_BAD_GATEWAY);
+ reason_text = "Destination out of Order";
+ break;
+ case GSM48_CC_CAUSE_USER_BUSY:
+ copy_cause_phrase(&sip_cause, &sip_phrase, SIP_486_BUSY_HERE);
+ reason_text = "User Busy";
+ break;
+ default:
+ sip_cause = 502;
+ sip_phrase = "";
+ reason_text = "";
+ }
+
+ snprintf(reason, sizeof reason, "Q.850;cause=%u;text=\"%s\"", _leg->cause, reason_text);
+
switch (leg->state) {
case SIP_CC_INITIAL:
LOGP(DSIP, LOGL_NOTICE, "Canceling leg(%p) in int state\n", leg);
@@ -242,7 +294,8 @@
if (leg->dir == SIP_DIR_MT)
nua_cancel(leg->nua_handle, TAG_END());
else {
- nua_respond(leg->nua_handle, SIP_486_BUSY_HERE,
+ nua_respond(leg->nua_handle, sip_cause, sip_phrase,
+ SIPTAG_REASON_STR(reason),
TAG_END());
nua_handle_destroy(leg->nua_handle);
call_leg_release(&leg->base);
--
To view, visit https://gerrit.osmocom.org/10702
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Gerrit-Project: osmo-sip-connector
Gerrit-Branch: master
Gerrit-MessageType: newchange
Gerrit-Change-Id: I4e68bda2e7dc6842de1bbe2849097537ad84e8f6
Gerrit-Change-Number: 10702
Gerrit-PatchSet: 1
Gerrit-Owner: Keith Whyte <keith at rhizomatica.org>
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