Merge pull request #4

Implement Huffman encoding

Author: tobiasvonderheidt

app/build.gradle.kts

@@ -16,6 +16,16 @@ android {
         versionName = "1.0"
 
         testInstrumentationRunner = "androidx.test.runner.AndroidJUnitRunner"
+        externalNativeBuild {
+            cmake {
+                // CLI arguments for CMake
+                arguments += "-DLLAMA_BUILD_COMMON=ON"
+                arguments += "-DCMAKE_BUILD_TYPE=Release"
+
+                // CLI flags for C++ compiler called by CMake
+                cppFlags += ""
+            }
+        }
     }
 
     buildTypes {
@@ -37,6 +47,12 @@ android {
     buildFeatures {
         compose = true
     }
+    externalNativeBuild {
+        cmake {
+            path = file("src/main/cpp/CMakeLists.txt")
+            version = "3.22.1"
+        }
+    }
 }
 
 dependencies {
@@ -51,6 +67,7 @@ dependencies {
     implementation(libs.androidx.material3)
     implementation(libs.androidx.navigation.compose)
     implementation(libs.androidx.material.icons.extended)
+    implementation(libs.androidx.datastore.preferences)
     testImplementation(libs.junit)
     androidTestImplementation(libs.androidx.junit)
     androidTestImplementation(libs.androidx.espresso.core)

app/src/main/AndroidManifest.xml

@@ -2,6 +2,8 @@
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:tools="http://schemas.android.com/tools">
 
+    <uses-permission android:name="android.permission.INTERNET" />
+
     <application
         android:allowBackup="true"
         android:dataExtractionRules="@xml/data_extraction_rules"

app/src/main/cpp/CMakeLists.txt

@@ -0,0 +1,54 @@
+
+# For more information about using CMake with Android Studio, read the
+# documentation: https://d.android.com/studio/projects/add-native-code.html.
+# For more examples on how to use CMake, see https://github.com/android/ndk-samples.
+
+# Sets the minimum CMake version required for this project.
+cmake_minimum_required(VERSION 3.22.1)
+
+# Declares the project name. The project name can be accessed via ${ PROJECT_NAME},
+# Since this is the top level CMakeLists.txt, the project name is also accessible
+# with ${CMAKE_PROJECT_NAME} (both CMake variables are in-sync within the top level
+# build script scope).
+project("hips")
+
+# Include CMake's FetchContent module
+include(FetchContent)
+
+# Declare Git repo to fetch llama.cpp library from (has to be called "llama")
+FetchContent_Declare(
+    llama
+    GIT_REPOSITORY https://github.com/ggerganov/llama.cpp
+    GIT_TAG        master
+)
+
+# Fetch llama.cpp (also provides "common")
+FetchContent_MakeAvailable(llama)
+
+# Creates and names a library, sets it as either STATIC
+# or SHARED, and provides the relative paths to its source code.
+# You can define multiple libraries, and CMake builds them for you.
+# Gradle automatically packages shared libraries with your APK.
+#
+# In this top level CMakeLists.txt, ${CMAKE_PROJECT_NAME} is used to define
+# the target library name; in the sub-module's CMakeLists.txt, ${PROJECT_NAME}
+# is preferred for the same purpose.
+#
+# In order to load a library into your app from Java/Kotlin, you must call
+# System.loadLibrary() and pass the name of the library defined here;
+# for GameActivity/NativeActivity derived applications, the same library name must be
+# used in the AndroidManifest.xml file.
+add_library(${CMAKE_PROJECT_NAME} SHARED
+    # List C/C++ source files with relative paths to this CMakeLists.txt.
+    hips.cpp)
+
+# Specifies libraries CMake should link to your target library. You
+# can link libraries from various origins, such as libraries defined in this
+# build script, prebuilt third-party libraries, or Android system libraries.
+target_link_libraries(${CMAKE_PROJECT_NAME}
+    # List libraries link to the target library
+    android
+    log
+    llama
+    common
+)