Encrypted overlay filesystems implementation for Android.
Also available on GitHub: https://github.com/hardcore-sushi/DroidFS
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75 lines
2.4 KiB
75 lines
2.4 KiB
#!/bin/bash |
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if [ -z ${ANDROID_NDK_HOME+x} ]; then |
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echo "Error: \$ANDROID_NDK_HOME is not defined." |
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elif [ -z ${OPENSSL_PATH+x} ]; then |
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echo "Error: \$OPENSSL_PATH is not defined." |
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else |
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NDK_BIN_PATH="$ANDROID_NDK_HOME/toolchains/llvm/prebuilt/linux-x86_64/bin" |
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declare -a ABIs=("x86_64" "arm64-v8a" "armeabi-v7a") |
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compile_openssl(){ |
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if [ ! -d "./lib/$1" ]; then |
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if [ "$1" = "x86_64" ]; then |
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OPENSSL_ARCH="android-x86_64" |
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elif [ "$1" = "arm64-v8a" ]; then |
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OPENSSL_ARCH="android-arm64" |
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elif [ "$1" = "armeabi-v7a" ]; then |
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OPENSSL_ARCH="android-arm" |
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else |
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echo "Invalid ABI: $1" |
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exit |
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fi |
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export CFLAGS=-D__ANDROID_API__=21 |
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export PATH=$ANDROID_NDK_HOME/toolchains/llvm/prebuilt/linux-x86_64/bin:$ANDROID_NDK_HOME/toolchains/arm-linux-androideabi-4.9/prebuilt/linux-x86_64/bin:$PATH |
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(cd "$OPENSSL_PATH" && if [ -f "Makefile" ]; then make clean; fi && ./Configure $OPENSSL_ARCH -D__ANDROID_API__=21 no-stdio && make build_libs) |
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mkdir -p "./lib/$1" && cp "$OPENSSL_PATH/libcrypto.a" "$OPENSSL_PATH/libssl.a" "./lib/$1" |
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mkdir -p "./include/$1" && cp -r "$OPENSSL_PATH"/include/* "./include/$1/" |
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fi |
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} |
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compile_for_arch(){ |
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compile_openssl $1 |
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MAIN_PACKAGE="main.go" |
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if [ "$1" = "x86_64" ]; then |
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CFN="x86_64-linux-android21-clang" |
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elif [ "$1" = "arm64-v8a" ]; then |
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CFN="aarch64-linux-android21-clang" |
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export GOARCH=arm64 |
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export GOARM=7 |
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elif [ "$1" = "armeabi-v7a" ]; then |
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CFN="armv7a-linux-androideabi21-clang" |
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export GOARCH=arm |
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export GOARM=7 |
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MAIN_PACKAGE="main32.go" |
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#patch arch specific code |
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sed "s/C.malloc(C.ulong/C.malloc(C.uint/g" main.go > $MAIN_PACKAGE |
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sed -i "s/st.Mtim.Sec/int64(st.Mtim.Sec)/g" $MAIN_PACKAGE |
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else |
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echo "Invalid ABI: $1" |
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exit |
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fi |
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export CC="$NDK_BIN_PATH/$CFN" |
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export CXX="$NDK_BIN_PATH/$CFN++" |
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export CGO_ENABLED=1 |
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export GOOS=android |
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export CGO_CFLAGS="-I ${PWD}/include/$1" |
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export CGO_LDFLAGS="-Wl,-soname=libgocryptfs.so -L${PWD}/lib/$1" |
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go build -o build/$1/libgocryptfs.so -buildmode=c-shared $MAIN_PACKAGE |
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if [ $MAIN_PACKAGE = "main32.go" ]; then |
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rm $MAIN_PACKAGE |
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fi |
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} |
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if [ "$#" -eq 1 ]; then |
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compile_for_arch $1 |
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else |
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for abi in ${ABIs[@]}; do |
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echo "Compiling for $abi..." |
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compile_for_arch $abi |
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done |
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fi |
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echo "Done." |
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fi
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