TDLib ARM Client in ARM32 Assembly (ARMv7)

FROM debian:bullseye

ENV DEBIAN_FRONTEND=noninteractive

RUN dpkg --add-architecture armhf &&
apt update &&
apt install -y --no-install-recommends
libc6:armhf
libstdc++6:armhf
ca-certificates
build-essential
git
cmake
zlib1g-dev
binutils
gcc-arm-linux-gnueabihf
g++-arm-linux-gnueabihf
wget
perl
libssl-dev
gperf

RUN cd /tmp &&
wget https://github.com/madler/zlib/releases/download/v1.2.13/zlib-1.2.13.tar.gz &&
tar -xzf zlib-1.2.13.tar.gz &&
cd zlib-1.2.13 &&
CC=arm-linux-gnueabihf-gcc ./configure --prefix=/opt/zlib-arm --static &&
make -j8 &&
make install

RUN cd /tmp &&
wget https://www.openssl.org/source/openssl-3.2.1.tar.gz &&
tar -xzf openssl-3.2.1.tar.gz &&
cd openssl-3.2.1 &&
./Configure linux-generic32
-march=armv7-a
--prefix=/opt/openssl-arm
--with-zlib-include=/opt/zlib-arm/include
--with-zlib-lib=/opt/zlib-arm/lib
no-shared
no-dso
no-engine
zlib &&
make -j8 CC=arm-linux-gnueabihf-gcc &&
make install

RUN cd /tmp &&
git clone https://github.com/tdlib/td.git

RUN cd /tmp/td &&
mkdir build-x86 &&
cd build-x86 &&
cmake -DCMAKE_BUILD_TYPE=Release .. &&
make -j8 &&
find . -name "mime_type_to_extension" -o -name "auto" | head -10

RUN cd /tmp/td/build-x86 &&
make generate_mime_types_gperf

RUN cd /tmp/td &&
find build-x86 -name ".cpp" -path "/auto/*" -exec cp {} tdutils/generate/auto/ ; 2>/dev/null || echo "Files not found..."

RUN cd /tmp/td &&
mkdir build-arm &&
cd build-arm &&
CC=arm-linux-gnueabihf-gcc CXX=arm-linux-gnueabihf-g++
cmake -DCMAKE_BUILD_TYPE=Release
-DCMAKE_SYSTEM_NAME=Linux
-DCMAKE_SYSTEM_PROCESSOR=arm
-DCMAKE_C_COMPILER=arm-linux-gnueabihf-gcc
-DCMAKE_CXX_COMPILER=arm-linux-gnueabihf-g++
-DOPENSSL_ROOT_DIR=/opt/openssl-arm
-DOPENSSL_INCLUDE_DIR=/opt/openssl-arm/include
-DOPENSSL_CRYPTO_LIBRARY=/opt/openssl-arm/lib/libcrypto.a
-DOPENSSL_SSL_LIBRARY=/opt/openssl-arm/lib/libssl.a
-DZLIB_ROOT=/opt/zlib-arm
.. &&
make -j8 tdjson

RUN cp /tmp/td/build-arm/libtdjson.so /usr/lib/ &&
ldconfig

WORKDIR /app COPY arm_tdjson_example.s . RUN arm-linux-gnueabihf-as -o arm_tdjson_example.o arm_tdjson_example.s RUN arm-linux-gnueabihf-gcc -o arm_tdjson_example arm_tdjson_example.o -ldl -L/tmp/td/build-arm

CMD ["./arm_tdjson_example"]