From a791b99da9f79d73f7e665f898372cfaacacfacf Mon Sep 17 00:00:00 2001
From: Rick Sommerville <rick.sommerville@netexperience.com>
Date: Sat, 19 Dec 2020 12:07:07 -0500
Subject: [PATCH 39/40] Add /usr/bin/get_tip script for EC420

---
 files/usr/bin/get_tip | 63 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 63 insertions(+)
 create mode 100755 files/usr/bin/get_tip

diff --git a/files/usr/bin/get_tip b/files/usr/bin/get_tip
new file mode 100755
index 0000000000..e736357cdd
--- /dev/null
+++ b/files/usr/bin/get_tip
@@ -0,0 +1,63 @@
+#!/bin/sh
+#
+# Copyright (C) 2020 TP-Link
+#
+
+
+# tftp -g -l /usr/sbin/get_tip -r get_tip 192.168.0.100 
+# chmod a+x /usr/sbin/get_tip
+
+MFR_PART="product_info"
+
+# for TIP data
+find_mtd_index()
+{
+        local PART="$(grep "\"$1\"" /proc/mtd | awk -F: '{print $1}')"
+        local INDEX="${PART##mtd}"
+        echo ${INDEX}
+}
+
+find_mtd_part()
+{
+	local INDEX=$(find_mtd_index "$1")
+	local PREFIX=/dev/mtdblock
+	[ -d /dev/mtdblock ] && PREFIX=/dev/mtdblock/
+	echo "${INDEX:+$PREFIX$INDEX}"
+}
+
+# split manufacturing data to 2 file (deviceID and tipData)
+split_tip_data()
+{
+	local mtd_name="$1"
+	local mfr_part=$(find_mtd_part "$mtd_name")
+	if [ -z "$mfr_part" ]; then
+		echo "partition $mtd_name not found!" >&2
+		#[ -e /tmp/tip_data.bin ] && rm /tmp/tip_data.bin
+		#return
+		exit 1
+	fi
+	
+	dd if=$mfr_part of=/tmp/tip_data.bin bs=1 skip=40 2>/dev/null
+}
+
+# get_tip PARTITION_NAME KEY_NAME
+if [ $# -eq 1 ]; then
+	split_tip_data $MFR_PART
+	grep "${1}=" /tmp/tip_data.bin | cut -d '=' -f 2
+	return
+elif [ $# -eq 2 ]; then
+	split_tip_data ${1}
+	grep "${2}=" /tmp/tip_data.bin | cut -d '=' -f 2
+	return
+else
+	echo "get_tip PARTITION_NAME KEY_NAME or get_tip KEY_NAME"
+fi
+
+
+
+
+
+
+
+
+
-- 
2.25.1