1 files changed, 78 insertions, 0 deletions
diff --git a/protocols/Telegram/tdlib/td/example/android/build-openssl.sh b/protocols/Telegram/tdlib/td/example/android/build-openssl.sh
new file mode 100644
index 0000000000..e4b82e06be
--- /dev/null
+++ b/protocols/Telegram/tdlib/td/example/android/build-openssl.sh
@@ -0,0 +1,78 @@
+#!/usr/bin/env bash
+
+ANDROID_SDK_ROOT=${1:-SDK}
+ANDROID_NDK_VERSION=${2:-23.2.8568313}
+OPENSSL_INSTALL_DIR=${3:-third-party/openssl}
+OPENSSL_VERSION=${4:-OpenSSL_1_1_1t} # openssl-3.1.0
+
+if [ ! -d "$ANDROID_SDK_ROOT" ] ; then
+  echo "Error: directory \"$ANDROID_SDK_ROOT\" doesn't exist. Run ./fetch-sdk.sh first, or provide a valid path to Android SDK."
+  exit 1
+fi
+
+if [ -e "$OPENSSL_INSTALL_DIR" ] ; then
+  echo "Error: file or directory \"$OPENSSL_INSTALL_DIR\" already exists. Delete it manually to proceed."
+  exit 1
+fi
+
+source ./check-environment.sh || exit 1
+
+mkdir -p $OPENSSL_INSTALL_DIR || exit 1
+
+ANDROID_SDK_ROOT="$(cd "$(dirname -- "$ANDROID_SDK_ROOT")" >/dev/null; pwd -P)/$(basename -- "$ANDROID_SDK_ROOT")"
+OPENSSL_INSTALL_DIR="$(cd "$(dirname -- "$OPENSSL_INSTALL_DIR")" >/dev/null; pwd -P)/$(basename -- "$OPENSSL_INSTALL_DIR")"
+
+cd $(dirname $0)
+
+echo "Downloading OpenSSL sources..."
+rm -f $OPENSSL_VERSION.tar.gz || exit 1
+$WGET https://github.com/openssl/openssl/archive/refs/tags/$OPENSSL_VERSION.tar.gz || exit 1
+rm -rf ./openssl-$OPENSSL_VERSION || exit 1
+tar xzf $OPENSSL_VERSION.tar.gz || exit 1
+rm $OPENSSL_VERSION.tar.gz || exit 1
+cd openssl-$OPENSSL_VERSION
+
+export ANDROID_NDK_ROOT=$ANDROID_SDK_ROOT/ndk/$ANDROID_NDK_VERSION  # for OpenSSL 3.0
+export ANDROID_NDK_HOME=$ANDROID_NDK_ROOT                           # for OpenSSL 1.1.1
+PATH=$ANDROID_NDK_ROOT/toolchains/llvm/prebuilt/$HOST_ARCH/bin:$PATH
+
+if ! clang --help >/dev/null 2>&1 ; then
+  echo "Error: failed to run clang from Android NDK."
+  if [[ "$OS_NAME" == "linux" ]] ; then
+    echo "Prebuilt Android NDK binaries are linked against glibc, so glibc must be installed."
+  fi
+  exit 1
+fi
+
+ANDROID_API32=16
+ANDROID_API64=21
+if [[ ${ANDROID_NDK_VERSION%%.*} -ge 24 ]] ; then
+  ANDROID_API32=19
+fi
+
+for ABI in arm64-v8a armeabi-v7a x86_64 x86 ; do
+  if [[ $ABI == "x86" ]] ; then
+    ./Configure android-x86 no-shared -U__ANDROID_API__ -D__ANDROID_API__=$ANDROID_API32 || exit 1
+  elif [[ $ABI == "x86_64" ]] ; then
+    ./Configure android-x86_64 no-shared -U__ANDROID_API__ -D__ANDROID_API__=$ANDROID_API64 || exit 1
+  elif [[ $ABI == "armeabi-v7a" ]] ; then
+    ./Configure android-arm no-shared -U__ANDROID_API__ -D__ANDROID_API__=$ANDROID_API32 -D__ARM_MAX_ARCH__=8 || exit 1
+  elif [[ $ABI == "arm64-v8a" ]] ; then
+    ./Configure android-arm64 no-shared -U__ANDROID_API__ -D__ANDROID_API__=$ANDROID_API64 || exit 1
+  fi
+
+  sed -i.bak 's/-O3/-O3 -ffunction-sections -fdata-sections/g' Makefile || exit 1
+
+  make depend -s || exit 1
+  make -j4 -s || exit 1
+
+  mkdir -p $OPENSSL_INSTALL_DIR/$ABI/lib/ || exit 1
+  cp libcrypto.a libssl.a $OPENSSL_INSTALL_DIR/$ABI/lib/ || exit 1
+  cp -r include $OPENSSL_INSTALL_DIR/$ABI/ || exit 1
+
+  make distclean || exit 1
+done
+
+cd ..
+
+rm -rf ./openssl-$OPENSSL_VERSION || exit 1