From 18f35ab726ec8c8d7659f6faa89803d93083dd73 Mon Sep 17 00:00:00 2001
From: Ludwig <vasseur.ludwig@gmail.com>
Date: Fri, 2 Oct 2020 14:52:40 +0200
Subject: Initial commit

---
 Scripts/decrypt_SWL.sh        | 41 +++++++++++++++++++++++++++++++++++++++++
 Scripts/decrypt_smime_file.sh | 27 +++++++++++++++++++++++++++
 Scripts/mount_ubifs_nac.sh    | 21 +++++++++++++++++++++
 Scripts/mount_ubifs_rcc.sh    | 21 +++++++++++++++++++++
 4 files changed, 110 insertions(+)
 create mode 100644 Scripts/decrypt_SWL.sh
 create mode 100644 Scripts/decrypt_smime_file.sh
 create mode 100644 Scripts/mount_ubifs_nac.sh
 create mode 100644 Scripts/mount_ubifs_rcc.sh

(limited to 'Scripts')

diff --git a/Scripts/decrypt_SWL.sh b/Scripts/decrypt_SWL.sh
new file mode 100644
index 0000000..3a7386c
--- /dev/null
+++ b/Scripts/decrypt_SWL.sh
@@ -0,0 +1,41 @@
+#!/bin/sh
+
+DIRECTORY=$1
+FIRMWARE_KEY=$2
+
+if [[ -d $DIRECTORY ]]; then
+	find $DIRECTORY -type f -print0 | while read -d $'\0' FILE; do
+		DATA=$(head -2 $FILE | grep "smime." 2>&1)
+		if [[ $DATA =~ '"smime.' ]]; then
+			cp $FILE $FILE.bak
+			OPENSSL_RESULT=$(openssl smime -decrypt -in $FILE.bak -inkey $FIRMWARE_KEY  2>&1 > $FILE)
+			if [[ -f $FILE && $OPENSSL_RESULT == '' ]]; then
+				echo "${FILE} has been decrypted"
+				rm -rf $FILE.bak
+			else
+				mv $FILE.bak $FILE
+				echo "${FILE} has not been decrypted, the key is probably invalid !"
+				echo "Stopping"
+				exit 1
+			fi
+		else
+			echo "${FILE} seems already decrypted !"
+		fi
+	done
+	find $DIRECTORY -type f -print0 | while read -d $'\0' FILE; do
+		if [[ -f $FILE"01" ]]; then
+			for i in {1..9}
+			do
+				if [[ -f $FILE"0"$i ]]; then
+					cat $FILE"0"$i >> $FILE
+					rm -rf $FILE"0"$i
+				fi
+			done
+			echo "${FILE} parts have been merged !"
+		fi
+	done
+else
+	echo "${DIRECTORY} not found or not a directory !"
+fi
+
+exit 0
\ No newline at end of file
diff --git a/Scripts/decrypt_smime_file.sh b/Scripts/decrypt_smime_file.sh
new file mode 100644
index 0000000..3045799
--- /dev/null
+++ b/Scripts/decrypt_smime_file.sh
@@ -0,0 +1,27 @@
+#!/bin/sh
+
+FILE=$1
+FIRMWARE_KEY=$2
+
+if [[ -f "$FILE" ]]; then
+	DATA=$(head -2 $FILE | grep "smime." 2>&1)
+	if [[ $DATA =~ '"smime.' ]]; then
+		cp $FILE $FILE.bak
+		OPENSSL_RESULT=$(openssl smime -decrypt -in $FILE.bak -inkey $FIRMWARE_KEY  2>&1 > $FILE)
+		if [[ -f "$FILE" && $OPENSSL_RESULT == '' ]]; then
+			echo "${FILE} has been decrypted"
+			rm -rf $FILE.bak
+		else
+			mv $FILE.bak $FILE
+			echo "${FILE} has not been decrypted, the key is probably invalid !"
+			echo "Stopping"
+			exit 1
+		fi
+	else
+		echo "${FILE} seems already decrypted !"
+	fi
+else
+	echo "${FILE} not found !"
+fi
+
+exit 0
\ No newline at end of file
diff --git a/Scripts/mount_ubifs_nac.sh b/Scripts/mount_ubifs_nac.sh
new file mode 100644
index 0000000..9d0ea35
--- /dev/null
+++ b/Scripts/mount_ubifs_nac.sh
@@ -0,0 +1,21 @@
+#!/bin/sh
+
+UBIFS_IMAGE=$1
+
+mkdir -p /mnt/ubifs
+if grep -qs '/dev/ubi' /proc/mounts; then
+	umount /mnt/ubifs
+	ubidetach -p /dev/mtd0
+	rmmod nandsim
+fi
+
+modprobe ubi
+modprobe nandsim first_id_byte=0xec second_id_byte=0xd5 third_id_byte=0x51 fourth_id_byte=0xa6
+flash_erase /dev/mtd0 0 0
+ubiformat /dev/mtd0 -s 4096 -O 4096
+ubiattach -m 0 -d 0 -O 4096
+ubimkvol /dev/ubi0 -N NAC_UBIFS -s 1024MiB
+ubiupdatevol /dev/ubi0_0 $UBIFS_IMAGE
+mount /dev/ubi0_0 /mnt/ubifs
+
+echo "${UBIFS_IMAGE} mounted on /mnt/ubifs"
\ No newline at end of file
diff --git a/Scripts/mount_ubifs_rcc.sh b/Scripts/mount_ubifs_rcc.sh
new file mode 100644
index 0000000..322d29e
--- /dev/null
+++ b/Scripts/mount_ubifs_rcc.sh
@@ -0,0 +1,21 @@
+#!/bin/sh
+
+UBIFS_IMAGE=$1
+
+mkdir -p /mnt/ubifs
+if grep -qs '/dev/ubi' /proc/mounts; then
+	umount /mnt/ubifs
+	ubidetach -p /dev/mtd0
+	rmmod nandsim
+fi
+
+modprobe ubi
+modprobe nandsim first_id_byte=0xec second_id_byte=0xd7 third_id_byte=0x00 fourth_id_byte=0x36
+flash_erase /dev/mtd0 0 0
+ubiformat /dev/mtd0 -s 4096 -O 4096
+ubiattach -m 0 -d 0 -O 4096
+ubimkvol /dev/ubi0 -N NAC_UBIFS -s 1024MiB
+ubiupdatevol /dev/ubi0_0 $UBIFS_IMAGE
+mount /dev/ubi0_0 /mnt/ubifs
+
+echo "${UBIFS_IMAGE} mounted on /mnt/ubifs"
\ No newline at end of file
-- 
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