Change in osmo-msc[master]: gsm_04_08_cc: improve logging for CC trans

[Neels Hofmeyr]

Neels Hofmeyr has uploaded this change for review. ( https://gerrit.osmocom.org/13593


Change subject: gsm_04_08_cc: improve logging for CC trans
......................................................................

gsm_04_08_cc: improve logging for CC trans

Pass trans around more functions as log context.
Add missing "rx" logging for two cases.

Change-Id: If79f724a2faca70023271398c618cfe490fb294e
---
M src/libmsc/gsm_04_08_cc.c
1 file changed, 12 insertions(+), 9 deletions(-)



  git pull ssh://gerrit.osmocom.org:29418/osmo-msc refs/changes/93/13593/1

diff --git a/src/libmsc/gsm_04_08_cc.c b/src/libmsc/gsm_04_08_cc.c
index 4475d05..62b5d12 100644
--- a/src/libmsc/gsm_04_08_cc.c
+++ b/src/libmsc/gsm_04_08_cc.c
@@ -1601,7 +1601,7 @@
 	return mncc_recvmsg(trans->net, trans, MNCC_USERINFO_IND, &user);
 }
 
-static void mncc_recv_rtp(struct gsm_network *net, uint32_t callref,
+static void mncc_recv_rtp(struct gsm_network *net, struct gsm_trans *trans, uint32_t callref,
 		int cmd, uint32_t addr, uint16_t port, uint32_t payload_type,
 		uint32_t payload_msg_type)
 {
@@ -1617,7 +1617,7 @@
 	rtp->port = port;
 	rtp->payload_type = payload_type;
 	rtp->payload_msg_type = payload_msg_type;
-	mncc_recvmsg(net, NULL, cmd, (struct gsm_mncc *)data);
+	mncc_recvmsg(net, trans, cmd, (struct gsm_mncc *)data);
 }
 
 static void mncc_recv_rtp_sock(struct gsm_network *net, struct gsm_trans *trans, int cmd)
@@ -1652,16 +1652,16 @@
 	 * lchan->abis_ip.rtp_payload */
 	uint32_t payload_type = 0;
 
-	return mncc_recv_rtp(net, trans->callref, cmd,
+	return mncc_recv_rtp(net, trans, trans->callref, cmd,
 			addr,
 			port,
 		        payload_type,
 			msg_type);
 }
 
-static void mncc_recv_rtp_err(struct gsm_network *net, uint32_t callref, int cmd)
+static void mncc_recv_rtp_err(struct gsm_network *net, struct gsm_trans *trans, uint32_t callref, int cmd)
 {
-	return mncc_recv_rtp(net, callref, cmd, 0, 0, 0, 0);
+	return mncc_recv_rtp(net, trans, callref, cmd, 0, 0, 0, 0);
 }
 
 static int tch_rtp_create(struct gsm_network *net, uint32_t callref)
@@ -1672,15 +1672,16 @@
 	trans = trans_find_by_callref(net, callref);
 	if (!trans) {
 		LOG_TRANS_CAT(trans, DMNCC, LOGL_ERROR, "RTP create for non-existing trans\n");
-		mncc_recv_rtp_err(net, callref, MNCC_RTP_CREATE);
+		mncc_recv_rtp_err(net, trans, callref, MNCC_RTP_CREATE);
 		return -EIO;
 	}
 	log_set_context(LOG_CTX_VLR_SUBSCR, trans->vsub);
 	if (!trans->conn) {
 		LOG_TRANS_CAT(trans, DMNCC, LOGL_NOTICE, "RTP create for trans without conn\n");
-		mncc_recv_rtp_err(net, callref, MNCC_RTP_CREATE);
+		mncc_recv_rtp_err(net, trans, callref, MNCC_RTP_CREATE);
 		return 0;
 	}
+	LOG_TRANS_CAT(trans, DMNCC, LOGL_DEBUG, "rx %s\n", get_mncc_name(MNCC_RTP_CREATE));
 
 	/* When we call msc_mgcp_call_assignment() we will trigger, depending
 	 * on the RAN type the call assignment on the A or Iu interface.
@@ -1733,16 +1734,18 @@
 	trans = trans_find_by_callref(net, rtp->callref);
 	if (!trans) {
 		LOG_TRANS_CAT(trans, DMNCC, LOGL_ERROR, "RTP connect for non-existing trans\n");
-		mncc_recv_rtp_err(net, rtp->callref, MNCC_RTP_CONNECT);
+		mncc_recv_rtp_err(net, trans, rtp->callref, MNCC_RTP_CONNECT);
 		return -EIO;
 	}
 	log_set_context(LOG_CTX_VLR_SUBSCR, trans->vsub);
 	if (!trans->conn) {
 		LOG_TRANS_CAT(trans, DMNCC, LOGL_ERROR, "RTP connect for trans without conn\n");
-		mncc_recv_rtp_err(net, rtp->callref, MNCC_RTP_CONNECT);
+		mncc_recv_rtp_err(net, trans, rtp->callref, MNCC_RTP_CONNECT);
 		return 0;
 	}
 
+	LOG_TRANS_CAT(trans, DMNCC, LOGL_DEBUG, "rx %s\n", get_mncc_name(MNCC_RTP_CONNECT));
+
 	addr.s_addr = osmo_htonl(rtp->ip);
 	return msc_mgcp_call_complete(trans, rtp->port, inet_ntoa(addr));
 }

-- 
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Gerrit-Project: osmo-msc
Gerrit-Branch: master
Gerrit-MessageType: newchange
Gerrit-Change-Id: If79f724a2faca70023271398c618cfe490fb294e
Gerrit-Change-Number: 13593
Gerrit-PatchSet: 1
Gerrit-Owner: Neels Hofmeyr <nhofmeyr at sysmocom.de>
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