From ba83df61a02c582edd655f046d7f714fb7a7b556 Mon Sep 17 00:00:00 2001
From: Felix Fietkau <nbd@openwrt.org>
Date: Sun, 17 Feb 2013 15:50:32 +0100
Subject: [PATCH] add command for setting network preference

---
 commands-nas.c | 45 +++++++++++++++++++++++++++++++++++++++++++++
 commands-nas.h |  7 +++++++
 commands.c     |  1 +
 commands.h     |  4 +++-
 main.c         |  1 +
 5 files changed, 57 insertions(+), 1 deletion(-)
 create mode 100644 commands-nas.c
 create mode 100644 commands-nas.h

diff --git a/commands-nas.c b/commands-nas.c
new file mode 100644
index 0000000..aef2745
--- /dev/null
+++ b/commands-nas.c
@@ -0,0 +1,45 @@
+static struct qmi_nas_set_system_selection_preference_request sel_req;
+
+#define cmd_nas_set_network_modes_cb no_cb
+static enum qmi_cmd_result
+cmd_nas_set_network_modes_prepare(struct qmi_dev *qmi, struct qmi_request *req, struct qmi_msg *msg, char *arg)
+{
+	static const struct {
+		const char *name;
+		QmiNasRatModePreference val;
+	} modes[] = {
+		{ "cdma", QMI_NAS_RAT_MODE_PREFERENCE_CDMA_1X | QMI_NAS_RAT_MODE_PREFERENCE_CDMA_1XEVDO },
+		{ "td-scdma", QMI_NAS_RAT_MODE_PREFERENCE_TD_SCDMA },
+		{ "gsm", QMI_NAS_RAT_MODE_PREFERENCE_GSM },
+		{ "umts", QMI_NAS_RAT_MODE_PREFERENCE_UMTS },
+		{ "lte", QMI_NAS_RAT_MODE_PREFERENCE_LTE },
+	};
+	QmiNasRatModePreference val = 0;
+	char *word;
+	int i;
+
+	for (word = strtok(arg, ",");
+	     word;
+	     word = strtok(NULL, ",")) {
+		bool found = false;
+
+		for (i = 0; i < ARRAY_SIZE(modes); i++) {
+			if (strcmp(word, modes[i].name) != 0 &&
+				strcmp(word, "all") != 0)
+				continue;
+
+			val |= modes[i].val;
+			found = true;
+		}
+
+		if (!found) {
+			fprintf(stderr, "Invalid network mode '%s'\n", word);
+			return QMI_CMD_EXIT;
+		}
+	}
+
+	qmi_set(&sel_req, mode_preference, val);
+	qmi_set_nas_set_system_selection_preference_request(msg, &sel_req);
+	return QMI_CMD_REQUEST;
+}
+
diff --git a/commands-nas.h b/commands-nas.h
new file mode 100644
index 0000000..b3e0154
--- /dev/null
+++ b/commands-nas.h
@@ -0,0 +1,7 @@
+#define __uqmi_nas_commands \
+	__uqmi_command(nas_set_network_modes, set-network-modes, required, QMI_SERVICE_NAS) \
+
+#define nas_helptext \
+		"  --set-network-modes <modes>:      Set preferred network mode (Syntax: <mode1>[,<mode2>,...])\n" \
+		"                                    Available modes: all, lte, umts, gsm, cdma, td-scdma\n"
+
diff --git a/commands.c b/commands.c
index 152b1bc..c0c0584 100644
--- a/commands.c
+++ b/commands.c
@@ -96,6 +96,7 @@ cmd_set_client_id_prepare(struct qmi_dev *qmi, struct qmi_request *req, struct q
 
 #include "commands-wds.c"
 #include "commands-dms.c"
+#include "commands-nas.c"
 
 #define __uqmi_command(_name, _optname, _arg, _type) \
 	[__UQMI_COMMAND_##_name] = { \
diff --git a/commands.h b/commands.h
index 2b1562a..7854eb5 100644
--- a/commands.h
+++ b/commands.h
@@ -4,6 +4,7 @@
 #include <stdbool.h>
 #include "commands-wds.h"
 #include "commands-dms.h"
+#include "commands-nas.h"
 
 enum qmi_cmd_result {
 	QMI_CMD_DONE,
@@ -33,7 +34,8 @@ struct uqmi_cmd {
 	__uqmi_command(set_client_id, set-client-id, required, CMD_TYPE_OPTION), \
 	__uqmi_command(get_client_id, get-client-id, required, QMI_SERVICE_CTL), \
 	__uqmi_wds_commands, \
-	__uqmi_dms_commands
+	__uqmi_dms_commands, \
+	__uqmi_nas_commands
 
 #define __uqmi_command(_name, _optname, _arg, _option) __UQMI_COMMAND_##_name
 enum uqmi_command {
diff --git a/main.c b/main.c
index 5605da2..7bfaba8 100644
--- a/main.c
+++ b/main.c
@@ -40,6 +40,7 @@ static int usage(const char *progname)
 		"                                    (implies --keep-client-id)\n"
 		wds_helptext
 		dms_helptext
+		nas_helptext
 		"\n", progname);
 	return 1;
 }
-- 
2.25.1