Java tutorial
/* Android FreeRDP JNI Wrapper Copyright 2013 Thincast Technologies GmbH, Author: Martin Fleisz This Source Code Form is subject to the terms of the Mozilla Public License, v. 2.0. If a copy of the MPL was not distributed with this file, You can obtain one at http://mozilla.org/MPL/2.0/. */ package com.freerdp.freerdpcore.services; import android.content.Context; import android.graphics.Bitmap; import android.net.Uri; import android.support.v4.util.LongSparseArray; import android.util.Log; import com.freerdp.freerdpcore.application.GlobalApp; import com.freerdp.freerdpcore.application.SessionState; import com.freerdp.freerdpcore.domain.BookmarkBase; import com.freerdp.freerdpcore.domain.ManualBookmark; import com.freerdp.freerdpcore.presentation.ApplicationSettingsActivity; import java.util.ArrayList; public class LibFreeRDP { private static final String TAG = "LibFreeRDP"; private static EventListener listener; private static boolean mHasH264 = true; private static final LongSparseArray<Boolean> mInstanceState = new LongSparseArray<>(); static { final String h264 = "openh264"; final String[] libraries = { h264, "freerdp-openssl", "jpeg", "winpr2", "freerdp2", "freerdp-client2", "freerdp-android2" }; final String LD_PATH = System.getProperty("java.library.path"); for (String lib : libraries) { try { Log.v(TAG, "Trying to load library " + lib + " from LD_PATH: " + LD_PATH); System.loadLibrary(lib); } catch (UnsatisfiedLinkError e) { Log.e(TAG, "Failed to load library " + lib + ": " + e.toString()); if (lib.equals(h264)) { mHasH264 = false; } } } } public static boolean hasH264Support() { return mHasH264; } private static native String freerdp_get_jni_version(); private static native String freerdp_get_version(); private static native String freerdp_get_build_date(); private static native String freerdp_get_build_revision(); private static native String freerdp_get_build_config(); private static native long freerdp_new(Context context); private static native void freerdp_free(long inst); private static native boolean freerdp_parse_arguments(long inst, String[] args); private static native boolean freerdp_connect(long inst); private static native boolean freerdp_disconnect(long inst); private static native boolean freerdp_update_graphics(long inst, Bitmap bitmap, int x, int y, int width, int height); private static native boolean freerdp_send_cursor_event(long inst, int x, int y, int flags); private static native boolean freerdp_send_key_event(long inst, int keycode, boolean down); private static native boolean freerdp_send_unicodekey_event(long inst, int keycode); private static native boolean freerdp_send_clipboard_data(long inst, String data); public static void setEventListener(EventListener l) { listener = l; } public static long newInstance(Context context) { return freerdp_new(context); } public static void freeInstance(long inst) { synchronized (mInstanceState) { if (mInstanceState.get(inst, false)) { freerdp_disconnect(inst); } while (mInstanceState.get(inst, false)) { try { mInstanceState.wait(); } catch (InterruptedException e) { throw new RuntimeException(); } } } freerdp_free(inst); } public static boolean connect(long inst) { synchronized (mInstanceState) { if (mInstanceState.get(inst, false)) { throw new RuntimeException("instance already connected"); } } return freerdp_connect(inst); } public static boolean disconnect(long inst) { synchronized (mInstanceState) { if (mInstanceState.get(inst, false)) { return freerdp_disconnect(inst); } return true; } } public static boolean cancelConnection(long inst) { synchronized (mInstanceState) { if (mInstanceState.get(inst, false)) { return freerdp_disconnect(inst); } return true; } } private static String addFlag(String name, boolean enabled) { if (enabled) { return "+" + name; } return "-" + name; } public static boolean setConnectionInfo(Context context, long inst, BookmarkBase bookmark) { BookmarkBase.ScreenSettings screenSettings = bookmark.getActiveScreenSettings(); BookmarkBase.AdvancedSettings advanced = bookmark.getAdvancedSettings(); BookmarkBase.DebugSettings debug = bookmark.getDebugSettings(); String arg; ArrayList<String> args = new ArrayList<String>(); args.add(TAG); args.add("/gdi:sw"); final String clientName = ApplicationSettingsActivity.getClientName(context); if (!clientName.isEmpty()) { args.add("/client-hostname:" + clientName); } String certName = ""; if (bookmark.getType() != BookmarkBase.TYPE_MANUAL) { return false; } int port = bookmark.<ManualBookmark>get().getPort(); String hostname = bookmark.<ManualBookmark>get().getHostname(); args.add("/v:" + hostname); args.add("/port:" + String.valueOf(port)); arg = bookmark.getUsername(); if (!arg.isEmpty()) { args.add("/u:" + arg); } arg = bookmark.getDomain(); if (!arg.isEmpty()) { args.add("/d:" + arg); } arg = bookmark.getPassword(); if (!arg.isEmpty()) { args.add("/p:" + arg); } args.add(String.format("/size:%dx%d", screenSettings.getWidth(), screenSettings.getHeight())); args.add("/bpp:" + String.valueOf(screenSettings.getColors())); if (advanced.getConsoleMode()) { args.add("/admin"); } switch (advanced.getSecurity()) { case 3: // NLA args.add("/sec-nla"); break; case 2: // TLS args.add("/sec-tls"); break; case 1: // RDP args.add("/sec-rdp"); break; default: break; } if (!certName.isEmpty()) { args.add("/cert-name:" + certName); } BookmarkBase.PerformanceFlags flags = bookmark.getActivePerformanceFlags(); if (flags.getRemoteFX()) { args.add("/rfx"); } if (flags.getGfx()) { args.add("/gfx"); } if (flags.getH264() && mHasH264) { args.add("/gfx:AVC444"); } args.add(addFlag("wallpaper", flags.getWallpaper())); args.add(addFlag("window-drag", flags.getFullWindowDrag())); args.add(addFlag("menu-anims", flags.getMenuAnimations())); args.add(addFlag("themes", flags.getTheming())); args.add(addFlag("fonts", flags.getFontSmoothing())); args.add(addFlag("aero", flags.getDesktopComposition())); args.add(addFlag("glyph-cache", false)); if (!advanced.getRemoteProgram().isEmpty()) { args.add("/shell:" + advanced.getRemoteProgram()); } if (!advanced.getWorkDir().isEmpty()) { args.add("/shell-dir:" + advanced.getWorkDir()); } args.add(addFlag("async-channels", debug.getAsyncChannel())); //args.add(addFlag("async-transport", debug.getAsyncTransport())); args.add(addFlag("async-input", debug.getAsyncInput())); args.add(addFlag("async-update", debug.getAsyncUpdate())); if (advanced.getRedirectSDCard()) { String path = android.os.Environment.getExternalStorageDirectory().getPath(); args.add("/drive:sdcard," + path); } args.add("/clipboard"); // Gateway enabled? if (bookmark.getType() == BookmarkBase.TYPE_MANUAL && bookmark.<ManualBookmark>get().getEnableGatewaySettings()) { ManualBookmark.GatewaySettings gateway = bookmark.<ManualBookmark>get().getGatewaySettings(); args.add(String.format("/g:%s:%d", gateway.getHostname(), gateway.getPort())); arg = gateway.getUsername(); if (!arg.isEmpty()) { args.add("/gu:" + arg); } arg = gateway.getDomain(); if (!arg.isEmpty()) { args.add("/gd:" + arg); } arg = gateway.getPassword(); if (!arg.isEmpty()) { args.add("/gp:" + arg); } } /* 0 ... local 1 ... remote 2 ... disable */ args.add("/audio-mode:" + String.valueOf(advanced.getRedirectSound())); if (advanced.getRedirectSound() == 0) { args.add("/sound"); } if (advanced.getRedirectMicrophone()) { args.add("/microphone"); } args.add("/cert-ignore"); args.add("/log-level:" + debug.getDebugLevel()); String[] arrayArgs = args.toArray(new String[args.size()]); return freerdp_parse_arguments(inst, arrayArgs); } public static boolean setConnectionInfo(Context context, long inst, Uri openUri) { ArrayList<String> args = new ArrayList<>(); // Parse URI from query string. Same key overwrite previous one // freerdp://user@ip:port/connect?sound=&rfx=&p=password&clipboard=%2b&themes=- // Now we only support Software GDI args.add(TAG); args.add("/gdi:sw"); final String clientName = ApplicationSettingsActivity.getClientName(context); if (!clientName.isEmpty()) { args.add("/client-hostname:" + clientName); } // Parse hostname and port. Set to 'v' argument String hostname = openUri.getHost(); int port = openUri.getPort(); if (hostname != null) { hostname = hostname + ((port == -1) ? "" : (":" + String.valueOf(port))); args.add("/v:" + hostname); } String user = openUri.getUserInfo(); if (user != null) { args.add("/u:" + user); } for (String key : openUri.getQueryParameterNames()) { String value = openUri.getQueryParameter(key); if (value.isEmpty()) { // Query: key= // To freerdp argument: /key args.add("/" + key); } else if (value.equals("-") || value.equals("+")) { // Query: key=- or key=+ // To freerdp argument: -key or +key args.add(value + key); } else { // Query: key=value // To freerdp argument: /key:value if (key.equals("drive") && value.equals("sdcard")) { // Special for sdcard redirect String path = android.os.Environment.getExternalStorageDirectory().getPath(); value = "sdcard," + path; } args.add("/" + key + ":" + value); } } String[] arrayArgs = args.toArray(new String[args.size()]); return freerdp_parse_arguments(inst, arrayArgs); } public static boolean updateGraphics(long inst, Bitmap bitmap, int x, int y, int width, int height) { return freerdp_update_graphics(inst, bitmap, x, y, width, height); } public static boolean sendCursorEvent(long inst, int x, int y, int flags) { return freerdp_send_cursor_event(inst, x, y, flags); } public static boolean sendKeyEvent(long inst, int keycode, boolean down) { return freerdp_send_key_event(inst, keycode, down); } public static boolean sendUnicodeKeyEvent(long inst, int keycode) { return freerdp_send_unicodekey_event(inst, keycode); } public static boolean sendClipboardData(long inst, String data) { return freerdp_send_clipboard_data(inst, data); } private static void OnConnectionSuccess(long inst) { if (listener != null) listener.OnConnectionSuccess(inst); synchronized (mInstanceState) { mInstanceState.append(inst, true); mInstanceState.notifyAll(); } } private static void OnConnectionFailure(long inst) { if (listener != null) listener.OnConnectionFailure(inst); synchronized (mInstanceState) { mInstanceState.remove(inst); mInstanceState.notifyAll(); } } private static void OnPreConnect(long inst) { if (listener != null) listener.OnPreConnect(inst); } private static void OnDisconnecting(long inst) { if (listener != null) listener.OnDisconnecting(inst); } private static void OnDisconnected(long inst) { if (listener != null) listener.OnDisconnected(inst); synchronized (mInstanceState) { mInstanceState.remove(inst); mInstanceState.notifyAll(); } } private static void OnSettingsChanged(long inst, int width, int height, int bpp) { SessionState s = GlobalApp.getSession(inst); if (s == null) return; UIEventListener uiEventListener = s.getUIEventListener(); if (uiEventListener != null) uiEventListener.OnSettingsChanged(width, height, bpp); } private static boolean OnAuthenticate(long inst, StringBuilder username, StringBuilder domain, StringBuilder password) { SessionState s = GlobalApp.getSession(inst); if (s == null) return false; UIEventListener uiEventListener = s.getUIEventListener(); if (uiEventListener != null) return uiEventListener.OnAuthenticate(username, domain, password); return false; } private static boolean OnGatewayAuthenticate(long inst, StringBuilder username, StringBuilder domain, StringBuilder password) { SessionState s = GlobalApp.getSession(inst); if (s == null) return false; UIEventListener uiEventListener = s.getUIEventListener(); if (uiEventListener != null) return uiEventListener.OnGatewayAuthenticate(username, domain, password); return false; } private static int OnVerifyCertificate(long inst, String commonName, String subject, String issuer, String fingerprint, boolean hostMismatch) { SessionState s = GlobalApp.getSession(inst); if (s == null) return 0; UIEventListener uiEventListener = s.getUIEventListener(); if (uiEventListener != null) return uiEventListener.OnVerifiyCertificate(commonName, subject, issuer, fingerprint, hostMismatch); return 0; } private static int OnVerifyChangedCertificate(long inst, String commonName, String subject, String issuer, String fingerprint, String oldSubject, String oldIssuer, String oldFingerprint) { SessionState s = GlobalApp.getSession(inst); if (s == null) return 0; UIEventListener uiEventListener = s.getUIEventListener(); if (uiEventListener != null) return uiEventListener.OnVerifyChangedCertificate(commonName, subject, issuer, fingerprint, oldSubject, oldIssuer, oldFingerprint); return 0; } private static void OnGraphicsUpdate(long inst, int x, int y, int width, int height) { SessionState s = GlobalApp.getSession(inst); if (s == null) return; UIEventListener uiEventListener = s.getUIEventListener(); if (uiEventListener != null) uiEventListener.OnGraphicsUpdate(x, y, width, height); } private static void OnGraphicsResize(long inst, int width, int height, int bpp) { SessionState s = GlobalApp.getSession(inst); if (s == null) return; UIEventListener uiEventListener = s.getUIEventListener(); if (uiEventListener != null) uiEventListener.OnGraphicsResize(width, height, bpp); } private static void OnRemoteClipboardChanged(long inst, String data) { SessionState s = GlobalApp.getSession(inst); if (s == null) return; UIEventListener uiEventListener = s.getUIEventListener(); if (uiEventListener != null) uiEventListener.OnRemoteClipboardChanged(data); } public static String getVersion() { return freerdp_get_version(); } public static interface EventListener { void OnPreConnect(long instance); void OnConnectionSuccess(long instance); void OnConnectionFailure(long instance); void OnDisconnecting(long instance); void OnDisconnected(long instance); } public static interface UIEventListener { void OnSettingsChanged(int width, int height, int bpp); boolean OnAuthenticate(StringBuilder username, StringBuilder domain, StringBuilder password); boolean OnGatewayAuthenticate(StringBuilder username, StringBuilder domain, StringBuilder password); int OnVerifiyCertificate(String commonName, String subject, String issuer, String fingerprint, boolean mismatch); int OnVerifyChangedCertificate(String commonName, String subject, String issuer, String fingerprint, String oldSubject, String oldIssuer, String oldFingerprint); void OnGraphicsUpdate(int x, int y, int width, int height); void OnGraphicsResize(int width, int height, int bpp); void OnRemoteClipboardChanged(String data); } }