Add an option to blow up the camera

app/src/main/java/dev/danielc/fujiapp/Backend.java

@@ -50,6 +50,7 @@ public static void clear() {
     public native synchronized static byte[] cPtpGetThumb(int handle);
     public native synchronized static byte[] cFujiGetFile(int handle);
     public native synchronized static boolean cIsMultipleMode();
+    public native synchronized static int cTestStuff();
 
     // Enable disable verbose logging to file
     public native synchronized static int cRouteLogs(String filename);

app/src/main/java/dev/danielc/fujiapp/Bluetooth.java

@@ -29,9 +29,9 @@ public class Bluetooth {
     private final BluetoothGattCallback callback = new BluetoothGattCallback() {
         public void onConnectionStateChange(BluetoothGatt gatt, int status, int newState) {
             if (newState == BluetoothProfile.STATE_CONNECTED) {
-                log("Bluetooth Connected");
+                //log("Bluetooth Connected");
             } else if (newState == BluetoothProfile.STATE_DISCONNECTED) {
-                log("Bluetooth disconnected");
+                //log("Bluetooth disconnected");
             }
 
             if (status == BluetoothGatt.GATT_SUCCESS) {
@@ -66,7 +66,7 @@ public void onDescriptorRead (BluetoothGatt gatt, BluetoothGattDescriptor descri
         public void onDescriptorWrite (BluetoothGatt gatt, BluetoothGattDescriptor descriptor, int status) {
 
         }
-    }
+    };
 
     // Return an Intent that is to be run by the caller
     public Intent getIntent() throws Exception {
@@ -88,7 +88,7 @@ public Intent getIntent() throws Exception {
         throw new Exception("Bluetooth adapter is disabled");
     }
 
-    public connectGATT() {
+    public void connectGATT() {
         // Connected to adapter.getName();
     }
 }

app/src/main/java/dev/danielc/fujiapp/Gallery.java

@@ -8,6 +8,8 @@
 import androidx.appcompat.app.AppCompatActivity;
 import androidx.recyclerview.widget.GridLayoutManager;
 import androidx.recyclerview.widget.RecyclerView;
+
+import android.view.View;
 import android.widget.Toast;
 import android.content.Intent;
 import android.os.Bundle;
@@ -43,6 +45,19 @@ protected void onCreate(Bundle savedInstanceState) {
         setContentView(R.layout.activity_gallery);
         instance = this;
 
+        findViewById(R.id.blowup).setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                Thread testThread = new Thread(new Runnable() {
+                    @Override
+                    public void run() {
+                        Backend.jni_print("Attempted to detonate internal camera time bomb: " + Backend.cTestStuff());
+                    }
+                });
+                testThread.start();
+            }
+        });
+
         recyclerView = findViewById(R.id.galleryView);
         recyclerView.setLayoutManager(new GridLayoutManager(this, 4));
 
@@ -160,7 +175,7 @@ public void run() {
     // When back pressed in gallery, do nothing
     @Override
     public void onBackPressed() {
-        //super.onBackPressed();
+        // TODO: Press again to terminate connection
     }
 }
 

app/src/main/java/dev/danielc/fujiapp/Viewer.java

@@ -1,5 +1,8 @@
 // Download the image, button for share and download
 // Copyright 2023 Daniel C - https://github.com/petabyt/fujiapp
+
+// TODO: prevent back arrow when downloading image
+
 package dev.danielc.fujiapp;
 
 import android.util.Log;

app/src/main/res/layout/activity_gallery.xml

@@ -42,7 +42,7 @@
             app:layout_constraintTop_toTopOf="parent">
 
             <Button
-                android:id="@+id/button"
+                android:id="@+id/blowup"
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
                 android:layout_weight="1"
@@ -76,5 +76,4 @@
         </androidx.recyclerview.widget.RecyclerView>
     </LinearLayout>
 
-</LinearLayout>
 </androidx.constraintlayout.widget.ConstraintLayout>

app/src/main/res/values/strings.xml

@@ -1,6 +1,6 @@
 <resources>
     <string name="app_name">Fuji Wifi App</string>
-    <string name="help_text">This app is a complete reimplementation of Fujifilm\'s WiFi app. Expect bugs! There are no promises that it will be better than the official app.</string>
+    <string name="help_text">This app is a reimplementation of Fujifilm\'s WiFi app. Expect bugs! There are no promises that it will be better than the official app.</string>
     <string name="troubleshooting"><b>Troubleshooting:</b>\n
 - Your camera\'s WiFi menu should be accessible from the \'Fn\' button on the top of the body.\n
 - Sorry, modern cameras with Bluetooth aren\'t supported yet. We are working on that!\n

lib/fuji.c

@@ -34,7 +34,7 @@ int fuji_wait_for_access(struct PtpRuntime *r) {
 		return PTP_RUNTIME_ERR;
 	}
 
-	ptp_verbose_log("unlocked %d\n", value);
+	ptp_verbose_log("unlocked_mode: %d\n", value);
 	fuji_known.unlocked_mode = value;
 
 	// We don't need to poll the device
@@ -48,7 +48,6 @@ int fuji_wait_for_access(struct PtpRuntime *r) {
 
 		// Apply events structure to payload, and check for unlocked event (PTP_PC_FUJI_Unlocked)
 		struct PtpFujiEvents *ev = (struct PtpFujiEvents *)(ptp_get_payload(r));
-
 		ptp_verbose_log("Found %d events\n", ev->length);
 		for (int i = 0; i < ev->length; i++) {
 			ptp_verbose_log("%X changed to %d\n", ev->events[i].code, ev->events[i].value);

lib/fujiptp.h

@@ -22,7 +22,7 @@
 #define FUJI_FULL_ACCESS	2
 #define FUJI_REMOTE_ACCESS	6
 
-// Stuff from libgphoto2 ptp.h
+// Stuff from libgphoto2 ptp.h - a lot of USB stuff
 #define PTP_EC_FUJI_PreviewAvailable		0xC001
 #define PTP_EC_FUJI_ObjectAdded			0xC004
 

lib/jni.c

@@ -151,3 +151,11 @@ JNI_FUNC(jboolean, cIsMultipleMode)(JNIEnv *env, jobject thiz) {
 
     return fuji_known.unlocked_mode == FUJI_MULTIPLE_TRANSFER;
 }
+
+JNI_FUNC(jint, cTestStuff)(JNIEnv *env, jobject thiz) {
+    backend.env = env;
+
+    int rc = ptp_set_prop_value(&backend.r, PTP_PC_FUJI_Mode, FUJI_CAMERA_ERR);
+
+    return rc;
+}