Special treatment to make TXT record lookup work on android.

GNUmakefile

@@ -168,7 +168,8 @@ $(ANDROID_TARGETS): CFLAGS += \
 	-fdebug-compilation-dir . \
 	-fomit-frame-pointer \
 	-fno-asynchronous-unwind-tables \
-	-funwind-tables
+	-funwind-tables \
+	-Wno-unknown-warning-option
 $(ANDROID_TARGETS): LDFLAGS += --sysroot $(ANDROID_NDK)/toolchains/llvm/prebuilt/linux-x86_64/sysroot -fPIC
 $(DEBUG_TARGETS): CFLAGS += -DDEBUG -Og
 $(RELEASE_TARGETS): CFLAGS += \

src/android/AndroidManifest.xml

@@ -3,6 +3,7 @@
 	package="com.unprompted.tildefriends"
 	android:versionCode="26"
 	android:versionName="0.0.22-wip">
+	<uses-permission android:name="android.permission.ACCESS_NETWORK_STATE"/>
 	<uses-permission android:name="android.permission.INTERNET"/>
 	<application
 		android:label="Tilde Friends"

src/android/com/unprompted/tildefriends/TildeFriendsActivity.java

@@ -7,6 +7,7 @@ import android.content.ComponentName;
 import android.content.DialogInterface;
 import android.content.Intent;
 import android.content.ServiceConnection;
+import android.net.ConnectivityManager;
 import android.net.Uri;
 import android.os.Bundle;
 import android.os.Environment;
@@ -68,7 +69,7 @@ public class TildeFriendsActivity extends Activity {
 		Log.w("tildefriends", "system.loadLibrary() completed.");
 	}
 
-	public static native int tf_server_main(String files_dir, String apk_path, String out_port_file_path);
+	public static native int tf_server_main(String files_dir, String apk_path, String out_port_file_path, ConnectivityManager connectivity_manager);
 	public static native int tf_sandbox_main(int pipe_fd);
 
 	@Override
@@ -150,7 +151,11 @@ public class TildeFriendsActivity extends Activity {
 			@Override
 			public void run() {
 				Log.w("tildefriends", "Calling tf_server_main.");
-				int result = tf_server_main(getFilesDir().toString(), getPackageResourcePath().toString(), port_file_path);
+				int result = tf_server_main(
+					getFilesDir().toString(),
+					getPackageResourcePath().toString(),
+					port_file_path,
+					(ConnectivityManager)getApplicationContext().getSystemService(CONNECTIVITY_SERVICE));
 				Log.w("tildefriends", "tf_server_main returned " + result + ".");
 			}
 		});

src/main.c

@@ -9,6 +9,7 @@
 #include "tests.h"
 #include "util.js.h"
 
+#include "ares.h"
 #include "backtrace.h"
 #include "sqlite3.h"
 #include "unzip.h"
@@ -750,7 +751,7 @@ static void _tf_service_stop()
 	(*s_jni_env)->CallStaticVoidMethod(s_jni_env, c, stop_sandbox);
 }
 
-static jint _tf_server_main(JNIEnv* env, jobject this_object, jstring files_dir, jstring apk_path, jstring out_port_file_path)
+static jint _tf_server_main(JNIEnv* env, jobject this_object, jstring files_dir, jstring apk_path, jstring out_port_file_path, jobject connectivity_manager)
 {
 	s_jni_env = env;
 
@@ -758,6 +759,8 @@ static jint _tf_server_main(JNIEnv* env, jobject this_object, jstring files_dir,
 	_startup(0, (char*[]) { NULL });
 	tf_printf("That was startup.\n");
 
+	ares_library_init_android(connectivity_manager);
+
 	const char* files = (*env)->GetStringUTFChars(env, files_dir, NULL);
 	const char* apk = (*env)->GetStringUTFChars(env, apk_path, NULL);
 	const char* out_port_file = (*env)->GetStringUTFChars(env, out_port_file_path, NULL);
@@ -846,7 +849,7 @@ JNIEXPORT jint JNI_OnLoad(JavaVM* vm, void* reserved)
 
 	tf_printf("Registering method.\n");
 	static const JNINativeMethod methods[] = {
-		{ "tf_server_main", "(Ljava/lang/String;Ljava/lang/String;Ljava/lang/String;)I", _tf_server_main },
+		{ "tf_server_main", "(Ljava/lang/String;Ljava/lang/String;Ljava/lang/String;Landroid/net/ConnectivityManager;)I", _tf_server_main },
 		{ "tf_sandbox_main", "(I)I", _tf_sandbox_main },
 	};
 	int result = (*env)->RegisterNatives(env, c, methods, (int)_countof(methods));
@@ -855,6 +858,8 @@ JNIEXPORT jint JNI_OnLoad(JavaVM* vm, void* reserved)
 		return result;
 	}
 
+	ares_library_init_jvm(vm);
+
 	tf_printf("Done.\n");
 	return JNI_VERSION_1_6;
 }

src/ssb.c

@@ -78,7 +78,7 @@ enum
 	k_debug_close_message_count = 256,
 	k_debug_close_connection_count = 32,
 	k_seed_expire_seconds = 10 * 60,
-	k_seed_check_interval_seconds = 5 * 50,
+	k_seed_check_interval_seconds = 5 * 60,
 	k_udp_discovery_expires_seconds = 10,
 };