From 13e3d456e86e3bb1c12ed2a3942fe8c2db0ad158 Mon Sep 17 00:00:00 2001
From: ppwwyyxx <ppwwyyxxc@gmail.com>
Date: Tue, 3 Nov 2015 15:16:27 -0500
Subject: [PATCH] use newer version of sqlcipher

---
 android-interact.sh | 10 +++++-----
 decrypt-db.sh       | 45 ---------------------------------------------
 2 files changed, 5 insertions(+), 50 deletions(-)
 delete mode 100755 decrypt-db.sh

diff --git a/android-interact.sh b/android-interact.sh
index 335283d..fc4867a 100755
--- a/android-interact.sh
+++ b/android-interact.sh
@@ -18,7 +18,7 @@ adb root
 
 if [[ $1 == "uin" ]]; then
 	adb pull $MM_DIR/shared_prefs/system_config_prefs.xml 2>/dev/null
-	uin=$(grep 'default_uin' system_config_prefs.xml | $GREP -o 'value="[0-9]*' | cut -c 8-)
+	uin=$($GREP 'default_uin' system_config_prefs.xml | $GREP -o 'value="-\?[0-9]*' | cut -c 8-)
 	[[ -n $uin ]] || {
 		>&2 echo "Failed to get wechat uin. You can try other methods, or report a bug."
 		exit 1
@@ -26,7 +26,7 @@ if [[ $1 == "uin" ]]; then
 	rm system_config_prefs.xml
 	echo "Got wechat uin: $uin"
 elif [[ $1 == "imei" ]]; then
-	imei=$(adb shell dumpsys iphonesubinfo | grep 'Device ID' | $GREP -o '[0-9]\+')
+	imei=$(adb shell dumpsys iphonesubinfo | $GREP 'Device ID' | $GREP -o '[0-9]\+')
 	[[ -n $imei ]] || {
 		>&2 echo "Failed to get imei. You can try other methods, or report a bug."
 		exit 1
@@ -78,9 +78,9 @@ elif [[ $1 == "db" || $1 == "res" ]]; then
 	fi
 elif [[ $1 == "db-decrypt" ]]; then
 	echo "Getting uin..."
-	$0 uin | tail -n1 | grep -o '[0-9]*' | tee /tmp/uin
+	$0 uin | tail -n1 | $GREP -o '-\?[0-9]*' | tee /tmp/uin
 	echo "Getting imei..."
-	$0 imei | tail -n1 | grep -o '[0-9]*' | tee /tmp/imei
+	$0 imei | tail -n1 | $GREP -o '[0-9]*' | tee /tmp/imei
 	echo "Getting db..."
 	$0 db
 	echo "Decrypting db..."
@@ -90,7 +90,7 @@ elif [[ $1 == "db-decrypt" ]]; then
 		>&2 echo "Failed to get imei or uin. See README for manual methods."
 		exit 1
 	fi
-	./decrypt-db.sh EnMicroMsg.db $imei $uin
+	./decrypt-db.py EnMicroMsg.db $imei $uin
 	rm /tmp/{uin,imei}
 	echo "Done. See decoded.db"
 else
diff --git a/decrypt-db.sh b/decrypt-db.sh
deleted file mode 100755
index e773b1a..0000000
--- a/decrypt-db.sh
+++ /dev/null
@@ -1,45 +0,0 @@
-#!/bin/bash -e
-# File: decrypt-db.sh
-# Date: Tue Jun 16 22:23:13 2015 +0800
-# Author: Yuxin Wu <ppwwyyxxc@gmail.com>
-
-source compatibility.sh
-
-MSGDB=$1
-imei=$2
-uin=$3
-output=decoded.db
-
-if [[ -z "$1" || -z "$2" || -z "$3" ]]; then
-	echo "Usage: $0 <path to EnMicroMsg.db> <imei> <uin>"
-	exit 1
-fi
-
-if [[ -f $output ]]; then
-	echo -n "$output already exists. removed? (y/n)"
-	read r
-	[[ $r == "y" ]] && rm -v $output || exit 1
-fi
-
-
-KEY=$(echo -n "$imei$uin" | $MD5SUM | cut -b 1-7)
-echo "KEY: $KEY"
-
-uname | grep Darwin > /dev/null && os=darwin || os=linux
-uname -m | grep x86_64 > /dev/null && version=64bit || version=32bit
-echo "Use $version sqlcipher of $os."
-
-echo "Dump decoded database... (Don't worry about libcrypt.so version warning.)"
-
-
-SQLCIPHER=./third-party/sqlcipher/$os/$version
-export LD_LIBRARY_PATH=$SQLCIPHER
-"$SQLCIPHER"/sqlcipher "$MSGDB" << EOF
-PRAGMA key='$KEY';
-PRAGMA cipher_use_hmac = off;
-ATTACH DATABASE "$output" AS db KEY "";
-SELECT sqlcipher_export("db");
-DETACH DATABASE db;
-EOF
-
-echo "Database successfully dumped to $output"