From ed0e0e939dbf9cc53ff13d1c4853cdccbd3c4ba2 Mon Sep 17 00:00:00 2001
From: Felix Fietkau <nbd@openwrt.org>
Date: Sat, 8 Jun 2013 23:42:49 +0200
Subject: [PATCH] add --network-scan

---
 commands-nas.c | 78 ++++++++++++++++++++++++++++++++++++++++++++++++++
 commands-nas.h |  2 ++
 2 files changed, 80 insertions(+)

diff --git a/commands-nas.c b/commands-nas.c
index f502035..0eb6941 100644
--- a/commands-nas.c
+++ b/commands-nas.c
@@ -164,3 +164,81 @@ cmd_nas_get_serving_system_prepare(struct qmi_dev *qmi, struct qmi_request *req,
 	qmi_set_nas_get_serving_system_request(msg);
 	return QMI_CMD_REQUEST;
 }
+
+static void
+cmd_nas_network_scan_cb(struct qmi_dev *qmi, struct qmi_request *req, struct qmi_msg *msg)
+{
+	static struct qmi_nas_network_scan_response res;
+	const char *network_status[] = {
+		"current_serving",
+		"available",
+		"home",
+		"roaming",
+		"forbidden",
+		"not_forbidden",
+		"preferred",
+		"not_preferred",
+	};
+	const char *radio[] = {
+		[QMI_NAS_RADIO_INTERFACE_NONE] = "none",
+		[QMI_NAS_RADIO_INTERFACE_CDMA_1X] = "cdma-1x",
+		[QMI_NAS_RADIO_INTERFACE_CDMA_1XEVDO] = "cdma-1x_evdo",
+		[QMI_NAS_RADIO_INTERFACE_AMPS] = "amps",
+		[QMI_NAS_RADIO_INTERFACE_GSM] = "gsm",
+		[QMI_NAS_RADIO_INTERFACE_UMTS] = "umts",
+		[QMI_NAS_RADIO_INTERFACE_LTE] = "lte",
+		[QMI_NAS_RADIO_INTERFACE_TD_SCDMA] = "td-scdma",
+	};
+	void *t, *c, *info, *stat;
+	int i, j;
+
+	qmi_parse_nas_network_scan_response(msg, &res);
+
+	t = blobmsg_open_table(&status, NULL);
+
+	c = blobmsg_open_array(&status, "network_info");
+	for (i = 0; i < res.data.network_information_n; i++) {
+		info = blobmsg_open_table(&status, NULL);
+		blobmsg_add_u32(&status, "mcc", res.data.network_information[i].mcc);
+		blobmsg_add_u32(&status, "mnc", res.data.network_information[i].mnc);
+		if (res.data.network_information[i].description)
+			blobmsg_add_string(&status, "description", res.data.network_information[i].description);
+		stat = blobmsg_open_array(&status, "status");
+		for (j = 0; j < ARRAY_SIZE(network_status); j++) {
+			if (!(res.data.network_information[i].network_status & (1 << j)))
+				continue;
+
+			blobmsg_add_string(&status, NULL, network_status[j]);
+		}
+		blobmsg_close_array(&status, stat);
+		blobmsg_close_table(&status, info);
+	}
+	blobmsg_close_array(&status, c);
+
+	c = blobmsg_open_array(&status, "radio_access_technology");
+	for (i = 0; i < res.data.radio_access_technology_n; i++) {
+		const char *r = "unknown";
+		int r_i = res.data.radio_access_technology[i].radio_interface;
+
+		info = blobmsg_open_table(&status, NULL);
+		blobmsg_add_u32(&status, "mcc", res.data.radio_access_technology[i].mcc);
+		blobmsg_add_u32(&status, "mnc", res.data.radio_access_technology[i].mnc);
+		if (r_i >= 0 && r_i < ARRAY_SIZE(radio))
+			r = radio[r_i];
+
+		blobmsg_add_string(&status, "radio", r);
+		blobmsg_close_table(&status, info);
+	}
+	blobmsg_close_array(&status, c);
+
+	blobmsg_close_table(&status, t);
+}
+
+static enum qmi_cmd_result
+cmd_nas_network_scan_prepare(struct qmi_dev *qmi, struct qmi_request *req, struct qmi_msg *msg, char *arg)
+{
+	struct qmi_nas_network_scan_request sreq = {};
+
+	qmi_set_nas_network_scan_request(msg, &sreq);
+	return QMI_CMD_REQUEST;
+}
diff --git a/commands-nas.h b/commands-nas.h
index 3ed4e28..44c25f3 100644
--- a/commands-nas.h
+++ b/commands-nas.h
@@ -1,6 +1,7 @@
 #define __uqmi_nas_commands \
 	__uqmi_command(nas_set_network_modes, set-network-modes, required, QMI_SERVICE_NAS), \
 	__uqmi_command(nas_initiate_network_register, network-register, no, QMI_SERVICE_NAS), \
+	__uqmi_command(nas_network_scan, network-scan, no, QMI_SERVICE_NAS), \
 	__uqmi_command(nas_get_signal_info, get-signal-info, no, QMI_SERVICE_NAS), \
 	__uqmi_command(nas_get_serving_system, get-serving-system, no, QMI_SERVICE_NAS), \
 	__uqmi_command(nas_set_network_preference, set-network-preference, required, QMI_SERVICE_NAS) \
@@ -10,6 +11,7 @@
 		"                                    Available modes: all, lte, umts, gsm, cdma, td-scdma\n" \
 		"  --set-network-preference <mode>   Set preferred network mode to <mode>\n" \
 		"                                    Available modes: auto, gsm, wcdma\n" \
+		"  --network-scan:                   Initiate network scan\n" \
 		"  --network-register:               Initiate network register\n" \
 		"  --get-signal-info:                Get signal strength info\n" \
 		"  --get-serving-system:             Get serving system info\n" \
-- 
2.25.1