1 files changed, 98 insertions, 0 deletions
diff --git a/app/src/main/java/com/javispedro/vndroid/RFBServer.java b/app/src/main/java/com/javispedro/vndroid/RFBServer.java
new file mode 100644
index 0000000..f5af05c
--- /dev/null
+++ b/app/src/main/java/com/javispedro/vndroid/RFBServer.java
@@ -0,0 +1,98 @@
+package com.javispedro.vndroid;
+
+import android.graphics.PixelFormat;
+import android.media.Image;
+import android.support.annotation.Nullable;
+import android.util.EventLog;
+
+import java.nio.ByteBuffer;
+
+public class RFBServer {
+    private static final String TAG = RFBServer.class.getSimpleName();
+
+    @Nullable
+    private Image lastImage = null;
+
+    @Nullable
+    private EventCallback callback = null;
+
+    public class ServerException extends RuntimeException {
+        public ServerException(String what) {
+            super(what);
+        }
+    }
+
+    public interface EventCallback {
+        void onPointerEvent(int buttonMask, int x, int y);
+        void onKeyEvent(int key, boolean state);
+    }
+
+    public RFBServer() {
+        if (!allocate()) {
+            throw new ServerException("failure to allocate()");
+        }
+    }
+
+    public void start() {
+        if (!init()) {
+            throw new ServerException("failure to init()");
+        }
+    }
+
+    public void stop() {
+        forgetLastImage();
+        shutdown();
+    }
+
+    public void finalize() {
+        forgetLastImage();
+        shutdown();
+        deallocate();
+    }
+
+    public void setEventCallback(EventCallback c) {
+        callback = c;
+        set_event_callback(c);
+    }
+
+    public void putImage(Image image) {
+        Image.Plane[] planes = image.getPlanes();
+
+        if (image.getFormat() != PixelFormat.RGBA_8888) {
+            String msg = "Unknown pixel format: " + image.getFormat();
+            throw new UnsupportedOperationException(msg);
+        }
+        if (planes.length != 1) {
+            String msg = "Unknown number of planes: " + planes.length;
+            throw new UnsupportedOperationException(msg);
+        }
+
+        Image.Plane plane = planes[0];
+
+        if (!put_image(image.getWidth(), image.getHeight(), plane.getBuffer(), plane.getPixelStride(), plane.getRowStride())) {
+            throw new ServerException("failed to put image");
+        }
+
+        forgetLastImage();
+        lastImage = image;
+    }
+
+    private void forgetLastImage() {
+        if (lastImage != null) {
+            lastImage.close();
+        }
+        lastImage = null;
+    }
+
+    private long nativeData = 0;
+
+    private native boolean allocate();
+    private native void deallocate();
+
+    private native boolean init();
+    private native void shutdown();
+
+    private native void set_event_callback(EventCallback c);
+
+    private native boolean put_image(int width, int height, ByteBuffer buffer, int pixel_stride, int row_stride);
+}