scripts: add unpack_resource.sh

Change-Id: Ie4422bfc36fb7a4c40adfbe1104d04fbd0d7d22a
Signed-off-by: Joseph Chen <chenjh@rock-chips.com>

scripts/unpack_resource.sh

@@ -0,0 +1,58 @@
+#!/bin/sh
+#
+# Copyright (c) 2019 Fuzhou Rockchip Electronics Co., Ltd
+#
+# SPDX-License-Identifier: GPL-2.0
+#
+
+
+IMAGE_FILE=$1
+OUTPUT_DIR=$2
+PACK_TOOL=../rkbin/tools/resource_tool
+
+usage()
+{
+	echo "Usage:"
+	echo "  $0 <resource.img> <output dir> "
+}
+
+prepare()
+{
+	echo
+	if [ "$IMAGE_FILE" = '--help' -o "$IMAGE_FILE" = '-h' -o "$IMAGE_FILE" = '--h' ]; then
+		usage
+		exit 0
+	elif [ ! -f "$PACK_TOOL" ];then
+		echo "Can't find '../rkbin/' Responsity, please download it before pack image!"
+		echo "How to obtain? 3 ways:"
+		echo "	1. Login your Rockchip gerrit account: \"Projects\" -> \"List\" -> search \"rk/rkbin\" Responsity"
+		echo "	2. Github Responsity: https://github.com/rockchip-linux/rkbin"
+		echo "	3. Download full release SDK Responsity"
+		exit 1
+	elif [ -z "$IMAGE_FILE" ];then
+		usage
+		exit 1
+	elif [ ! -f "$IMAGE_FILE" ];then
+		echo "Can't find file: $IMAGE_FILE"
+		usage
+		exit 1
+	elif [ -z "$OUTPUT_DIR" ];then
+		echo "Missing: <output dir>"
+		usage
+		exit 1
+	fi
+}
+
+append_resource()
+{
+	if [ ! -d $OUTPUT_DIR ]; then
+		mkdir $OUTPUT_DIR
+	fi
+	echo "Unpack $IMAGE_FILE to $OUTPUT_DIR"
+	$PACK_TOOL --unpack --verbose --image=$IMAGE_FILE $OUTPUT_DIR 2>&1|grep entry|sed "s/^.*://"|xargs echo
+	echo
+	echo "resource.img is unpacked successfully"
+}
+
+prepare
+append_resource