46 lines
1.0 KiB
Bash
Executable File
46 lines
1.0 KiB
Bash
Executable File
#!/bin/bash -e
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# File: decrypt-db.sh
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# Date: Tue Jun 16 22:23:13 2015 +0800
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# Author: Yuxin Wu <[email protected]>
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source compatibility.sh
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MSGDB=$1
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imei=$2
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uin=$3
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output=decoded.db
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if [[ -z "$1" || -z "$2" || -z "$3" ]]; then
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echo "Usage: $0 <path to EnMicroMsg.db> <imei> <uin>"
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exit 1
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fi
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if [[ -f $output ]]; then
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echo -n "$output already exists. removed? (y/n)"
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read r
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[[ $r == "y" ]] && rm -v $output || exit 1
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fi
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KEY=$(echo -n "$imei$uin" | $MD5SUM | cut -b 1-7)
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echo "KEY: $KEY"
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uname | grep Darwin > /dev/null && os=darwin || os=linux
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uname -m | grep x86_64 > /dev/null && version=64bit || version=32bit
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echo "Use $version sqlcipher of $os."
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echo "Dump decoded database... (Don't worry about libcrypt.so version warning.)"
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SQLCIPHER=./third-party/sqlcipher/$os/$version
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export LD_LIBRARY_PATH=$SQLCIPHER
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"$SQLCIPHER"/sqlcipher "$MSGDB" << EOF
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PRAGMA key='$KEY';
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PRAGMA cipher_use_hmac = off;
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ATTACH DATABASE "$output" AS db KEY "";
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SELECT sqlcipher_export("db");
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DETACH DATABASE db;
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EOF
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echo "Database successfully dumped to $output"
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