Add script to generate only crypto-ffi crate

bindings/kotlin/crypto/crypto-android/build.gradle

@@ -42,7 +42,7 @@ android {
 
 android.libraryVariants.all { variant ->
     def sourceSet = variant.sourceSets.find { it.name == variant.name }
-    sourceSet.java.srcDir new File(buildDir, "generated/source/uniffi/${variant.name}/java")
+    sourceSet.java.srcDir new File(buildDir, "generated/source/${variant.name}")
 }
 
 dependencies {

bindings/kotlin/crypto/crypto-android/src/main/AndroidManifest.xml

@@ -1,4 +1,4 @@
 <?xml version="1.0" encoding="utf-8"?>
-<manifest package="org.matrix.rustcomponents.crypto.android">
+<manifest package="org.matrix.rustcomponents.sdk.crypto">
 
 </manifest>

bindings/kotlin/scripts/build_crypto.sh

@@ -0,0 +1,72 @@
+#!/usr/bin/env bash
+set -eEu
+
+cd "$(dirname "$0")"
+CURRENT_DIR=$(pwd)
+
+# FOR DEBUG
+#RELEASE_FLAG=""
+#RELEASE_TYPE_DIR="debug"
+#RELEASE_AAR_NAME="crypto-android-debug"
+
+# FOR RELEASE
+RELEASE_FLAG="--release"
+RELEASE_TYPE_DIR="release"
+RELEASE_AAR_NAME="crypto-android-release"
+
+SRC_ROOT=../../..
+# Path to the kotlin root project
+KOTLIN_ROOT=..
+
+BASE_TARGET_DIR="${SRC_ROOT}/target"
+SDK_ROOT="${KOTLIN_ROOT}/crypto/crypto-android"
+SDK_TARGET_DIR="${SDK_ROOT}/src/main/jniLibs"
+BUILD_DIR="${SDK_ROOT}/build"
+GENERATED_DIR="${BUILD_DIR}/generated/source/${RELEASE_TYPE_DIR}"
+mkdir -p ${GENERATED_DIR}
+
+TARGET_CRATE=matrix-sdk-crypto-ffi
+
+AAR_DESTINATION=$1
+
+# Build libs for all the different architectures
+
+echo -e "Building for x86_64-linux-android[1/5]"
+cargo ndk --target x86_64-linux-android -o ${SDK_TARGET_DIR}/ build "${RELEASE_FLAG}" -p ${TARGET_CRATE}
+
+echo -e "Building for aarch64-linux-android[2/5]"
+cargo ndk --target aarch64-linux-android -o ${SDK_TARGET_DIR}/ build "${RELEASE_FLAG}" -p ${TARGET_CRATE}
+
+echo -e "Building for armv7-linux-androideabi[3/5]"
+cargo ndk --target armv7-linux-androideabi -o ${SDK_TARGET_DIR}/ build "${RELEASE_FLAG}" -p ${TARGET_CRATE}
+
+echo -e "Building for i686-linux-android[4/5]"
+cargo ndk --target i686-linux-android -o ${SDK_TARGET_DIR}/ build "${RELEASE_FLAG}" -p ${TARGET_CRATE}
+
+# this one is used only for the uniffi-bindgen --lib-file parameter
+# as it doesn't work with the generated .so file from cargo ndk
+echo -e "Building for aarch64-apple-darwin[5/5]"
+cargo build -p ${TARGET_CRATE} ${RELEASE_FLAG} --target "aarch64-apple-darwin"
+
+# Generate uniffi files
+echo -e "Generate uniffi kotlin file"
+uniffi-bindgen generate "${SRC_ROOT}/bindings/${TARGET_CRATE}/src/olm.udl" \
+  --language kotlin \
+  --config "${SRC_ROOT}/bindings/${TARGET_CRATE}/uniffi.toml" \
+  --out-dir ${GENERATED_DIR} \
+  --lib-file "${BASE_TARGET_DIR}/aarch64-apple-darwin/${RELEASE_TYPE_DIR}/libmatrix_sdk_crypto_ffi.a"
+  
+# Create android library
+cd "${KOTLIN_ROOT}"
+./gradlew :crypto:crypto-android:assemble
+cd "${CURRENT_DIR}"
+
+echo -e "Moving the generated aar file to ${AAR_DESTINATION}/matrix-rust-sdk-crypto.aar"
+mv "${BUILD_DIR}/outputs/aar/${RELEASE_AAR_NAME}.aar" "${AAR_DESTINATION}/matrix-rust-sdk-crypto.aar"
+
+# Clean-up
+echo -e "Cleaning up temporary files"
+
+rm -r "${BUILD_DIR}"
+rm -r "${SDK_TARGET_DIR}"
+

bindings/kotlin/settings.gradle

@@ -23,6 +23,5 @@ dependencyResolutionManagement {
 rootProject.name = "MatrixKotlinRustSDK"
 include ':crypto:crypto-android'
 include ':crypto:crypto-jvm'
-include ':crypto:crypto-jvm'
 include ':sdk:sdk-jvm'
 include ':sdk:sdk-android'

bindings/matrix-sdk-crypto-ffi/uniffi.toml

@@ -1,5 +1,5 @@
 [bindings.kotlin]
-package_name = "org.matrix.sdk.crypto"
+package_name = "org.matrix.rustcomponents.sdk.crypto"
 
 [bindings.swift]
 module_name = "MatrixSDKCrypto"