VIRT-PHY: Enable multiple phy-instances by configurable l1ctl-sock-path.

Change-Id: Ief22eedacd1929450ff68f553068b95a778df80f

4 files changed, 15 insertions, 7 deletions

diff --git a/src/host/virt_phy/include/virtphy/l1ctl_sock.h b/src/host/virt_phy/include/virtphy/l1ctl_sock.h
index ef9799c2..8c96dc89 100644
--- a/src/host/virt_phy/include/virtphy/l1ctl_sock.h
+++ b/src/host/virt_phy/include/virtphy/l1ctl_sock.h
@@ -9,6 +9,7 @@
 struct l1ctl_sock_inst {
 	void *priv; /* Will be appended after osmo-fd's data pointer. */
 	struct osmo_fd connection; /* L1CTL connection to l2 app */
+	char* l1ctl_sock_path; /* Socket path used to connect to l23 */
 	struct osmo_fd ofd; /* Osmocom file descriptor to accept L1CTL connections. */
 	void (*recv_cb)(struct l1ctl_sock_inst *vui, struct msgb *msg); /* Callback function called for incoming data from l2 app. */
 };
diff --git a/src/host/virt_phy/src/l1ctl_sap.c b/src/host/virt_phy/src/l1ctl_sap.c
index 3be6b9d2..b89d963c 100644
--- a/src/host/virt_phy/src/l1ctl_sap.c
+++ b/src/host/virt_phy/src/l1ctl_sap.c
@@ -74,10 +74,7 @@ void l1ctl_sap_tx_to_l23_inst(struct l1ctl_sock_inst *lsi, struct msgb *msg)
 	/* prepend 16bit length before sending */
 	len = (uint16_t *)msgb_push(msg, sizeof(*len));
 	*len = htons(msg->len - sizeof(*len));
-
-	if (l1ctl_sock_write_msg(lsi, msg) == -1) {
-		DEBUGP(DL1C, "Error writing to layer2 socket");
-	}
+	l1ctl_sock_write_msg(lsi, msg);
 }
 
 /**
diff --git a/src/host/virt_phy/src/l1ctl_sock.c b/src/host/virt_phy/src/l1ctl_sock.c
index 5e0ba43f..c28da607 100644
--- a/src/host/virt_phy/src/l1ctl_sock.c
+++ b/src/host/virt_phy/src/l1ctl_sock.c
@@ -163,6 +163,7 @@ struct l1ctl_sock_inst *l1ctl_sock_init(
 	lsi->ofd.cb = l1ctl_sock_accept_cb;
 	// no connection -> invalid filedescriptor and not 0 (==std_in)
 	lsi->connection.fd = -1;
+	lsi->l1ctl_sock_path = path;
 
 	osmo_fd_register(&lsi->ofd);
 
diff --git a/src/host/virt_phy/src/virtphy.c b/src/host/virt_phy/src/virtphy.c
index 5007146b..977a3589 100644
--- a/src/host/virt_phy/src/virtphy.c
+++ b/src/host/virt_phy/src/virtphy.c
@@ -12,10 +12,18 @@
 #include <virtphy/gsmtapl1_if.h>
 #include <virtphy/logging.h>
 
-int main(void)
+int main( int argc, char *argv[] )
 {
 	// init loginfo
 	static struct l1_model_ms *model;
+	char * l1ctl_sock_path = NULL;
+
+	// get path from commandline argument
+	if( argc > 1 ) {
+	      l1ctl_sock_path = argv[1];
+	}
+
+
 	//ms_log_init("DL1C,1:DVIRPHY,1");
 	ms_log_init("DL1C,1");
 	//ms_log_init("DL1C,8:DVIRPHY,8");
@@ -28,12 +36,13 @@ int main(void)
 	model->vui = virt_um_init(NULL, DEFAULT_BTS_MCAST_GROUP,
 	DEFAULT_BTS_MCAST_PORT, DEFAULT_MS_MCAST_GROUP,
 	DEFAULT_MS_MCAST_PORT, gsmtapl1_rx_from_virt_um_inst_cb);
-	model->lsi = l1ctl_sock_init(NULL, l1ctl_sap_rx_from_l23_inst_cb, NULL);
+	model->lsi = l1ctl_sock_init(NULL, l1ctl_sap_rx_from_l23_inst_cb, l1ctl_sock_path);
 
 	gsmtapl1_init(model);
 	l1ctl_sap_init(model);
 
-	LOGP(DVIRPHY, LOGL_INFO, "Virtual physical layer ready...\n");
+	LOGP(DVIRPHY, LOGL_INFO, "Virtual physical layer ready...\n \
+			Waiting for l23 app on", l1ctl_sock_path);
 
 	while (1) {
 		// handle osmocom fd READ events (l1ctl-unix-socket, virtual-um-mcast-socket)