fixed half screen update, server scale support

AndroidManifest.xml

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
-      android:versionName="0.7" android:versionCode="29" package="org.onaips.vnc_donate">
+      package="org.onaips.vnc" android:versionCode="31" android:versionName="0.72">
     <uses-sdk android:minSdkVersion="4" />
     <application android:debuggable="false" android:icon="@drawable/icon" android:label="droid VNC server">
         <activity android:name=".MainActivity" android:label="@string/app_name" android:icon="@drawable/icon" android:launchMode="singleInstance" android:screenOrientation="portrait">

bin/ndk/local/armeabi/objs/androidvncserver/fbvncserver.o.d

@@ -90,6 +90,7 @@
  /home/onaips/Desktop/android_dev/android-ndk-r4/build/platforms/android-5/arch-arm/usr/include/asm/signal.h \
  /home/onaips/Desktop/android_dev/android-ndk-r4/build/platforms/android-5/arch-arm/usr/include/asm-generic/signal.h \
  /home/onaips/Desktop/android_dev/android-ndk-r4/build/platforms/android-5/arch-arm/usr/include/sched.h \
+ /home/onaips/Dropbox/projectos/workspace/avnc/jni/vnc/LibVNCServer-0.9.7/libvncserver/scale.h \
  /home/onaips/Dropbox/projectos/workspace/avnc/jni/vnc/LibVNCServer-0.9.7/rfb/keysym.h \
  /home/onaips/Dropbox/projectos/workspace/avnc/jni/vnc/suinput.h \
  /home/onaips/Desktop/android_dev/android-ndk-r4/build/platforms/android-5/arch-arm/usr/include/linux/uinput.h \
@@ -275,6 +276,8 @@
 
 /home/onaips/Desktop/android_dev/android-ndk-r4/build/platforms/android-5/arch-arm/usr/include/sched.h:
 
+/home/onaips/Dropbox/projectos/workspace/avnc/jni/vnc/LibVNCServer-0.9.7/libvncserver/scale.h:
+
 /home/onaips/Dropbox/projectos/workspace/avnc/jni/vnc/LibVNCServer-0.9.7/rfb/keysym.h:
 
 /home/onaips/Dropbox/projectos/workspace/avnc/jni/vnc/suinput.h:

gen/org/onaips/vnc/R.java

@@ -0,0 +1,197 @@
+/* AUTO-GENERATED FILE.  DO NOT MODIFY.
+ *
+ * This class was automatically generated by the
+ * aapt tool from the resource data it found.  It
+ * should not be modified by hand.
+ */
+
+package org.onaips.vnc;
+
+public final class R {
+    public static final class array {
+        public static final int rotation_values=0x7f070000;
+        public static final int scale_strings=0x7f070002;
+        public static final int scale_values=0x7f070001;
+    }
+    public static final class attr {
+        /** <p>Must be a color value, in the form of "<code>#<i>rgb</i></code>", "<code>#<i>argb</i></code>",
+"<code>#<i>rrggbb</i></code>", or "<code>#<i>aarrggbb</i></code>".
+<p>This may also be a reference to a resource (in the form
+"<code>@[<i>package</i>:]<i>type</i>:<i>name</i></code>") or
+theme attribute (in the form
+"<code>?[<i>package</i>:][<i>type</i>:]<i>name</i></code>")
+containing a value of this type.
+         */
+        public static final int backgroundColor=0x7f010000;
+        /** <p>Must be a string value, using '\\;' to escape characters such as '\\n' or '\\uxxxx' for a unicode character.
+<p>This may also be a reference to a resource (in the form
+"<code>@[<i>package</i>:]<i>type</i>:<i>name</i></code>") or
+theme attribute (in the form
+"<code>?[<i>package</i>:][<i>type</i>:]<i>name</i></code>")
+containing a value of this type.
+         */
+        public static final int keywords=0x7f010003;
+        /** <p>Must be a color value, in the form of "<code>#<i>rgb</i></code>", "<code>#<i>argb</i></code>",
+"<code>#<i>rrggbb</i></code>", or "<code>#<i>aarrggbb</i></code>".
+<p>This may also be a reference to a resource (in the form
+"<code>@[<i>package</i>:]<i>type</i>:<i>name</i></code>") or
+theme attribute (in the form
+"<code>?[<i>package</i>:][<i>type</i>:]<i>name</i></code>")
+containing a value of this type.
+         */
+        public static final int primaryTextColor=0x7f010001;
+        /** <p>Must be an integer value, such as "<code>100</code>".
+<p>This may also be a reference to a resource (in the form
+"<code>@[<i>package</i>:]<i>type</i>:<i>name</i></code>") or
+theme attribute (in the form
+"<code>?[<i>package</i>:][<i>type</i>:]<i>name</i></code>")
+containing a value of this type.
+         */
+        public static final int refreshInterval=0x7f010004;
+        /** <p>Must be a color value, in the form of "<code>#<i>rgb</i></code>", "<code>#<i>argb</i></code>",
+"<code>#<i>rrggbb</i></code>", or "<code>#<i>aarrggbb</i></code>".
+<p>This may also be a reference to a resource (in the form
+"<code>@[<i>package</i>:]<i>type</i>:<i>name</i></code>") or
+theme attribute (in the form
+"<code>?[<i>package</i>:][<i>type</i>:]<i>name</i></code>")
+containing a value of this type.
+         */
+        public static final int secondaryTextColor=0x7f010002;
+    }
+    public static final class drawable {
+        public static final int bg=0x7f020000;
+        public static final int btnstart=0x7f020001;
+        public static final int btnstart_normal=0x7f020002;
+        public static final int btnstart_pressed=0x7f020003;
+        public static final int btnstop=0x7f020004;
+        public static final int btnstop_normal=0x7f020005;
+        public static final int btnstop_pressed=0x7f020006;
+        public static final int droidvnclogo=0x7f020007;
+        public static final int icon=0x7f020008;
+    }
+    public static final class id {
+        public static final int Button01=0x7f090000;
+        public static final int Button02=0x7f090001;
+        public static final int TextView01=0x7f090002;
+        public static final int TextView02=0x7f090004;
+        public static final int banner_adview=0x7f090005;
+        public static final int preferences=0x7f090006;
+        public static final int stateLabel=0x7f090003;
+    }
+    public static final class layout {
+        public static final int main=0x7f030000;
+    }
+    public static final class menu {
+        public static final int menu=0x7f080000;
+    }
+    public static final class raw {
+        public static final int androidvncserver=0x7f050000;
+        public static final int indexvnc=0x7f050001;
+        public static final int vncviewer=0x7f050002;
+    }
+    public static final class string {
+        public static final int app_name=0x7f060000;
+        public static final int device_info_fmt=0x7f060002;
+        public static final int password=0x7f060001;
+    }
+    public static final class xml {
+        public static final int preferences=0x7f040000;
+    }
+    public static final class styleable {
+        /** Attributes that can be used with a com_admob_android_ads_AdView.
+           <p>Includes the following attributes:</p>
+           <table>
+           <colgroup align="left" />
+           <colgroup align="left" />
+           <tr><th>Attribute</th><th>Description</th></tr>
+           <tr><td><code>{@link #com_admob_android_ads_AdView_backgroundColor org.onaips.vnc:backgroundColor}</code></td><td></td></tr>
+           <tr><td><code>{@link #com_admob_android_ads_AdView_keywords org.onaips.vnc:keywords}</code></td><td></td></tr>
+           <tr><td><code>{@link #com_admob_android_ads_AdView_primaryTextColor org.onaips.vnc:primaryTextColor}</code></td><td></td></tr>
+           <tr><td><code>{@link #com_admob_android_ads_AdView_refreshInterval org.onaips.vnc:refreshInterval}</code></td><td></td></tr>
+           <tr><td><code>{@link #com_admob_android_ads_AdView_secondaryTextColor org.onaips.vnc:secondaryTextColor}</code></td><td></td></tr>
+           </table>
+           @see #com_admob_android_ads_AdView_backgroundColor
+           @see #com_admob_android_ads_AdView_keywords
+           @see #com_admob_android_ads_AdView_primaryTextColor
+           @see #com_admob_android_ads_AdView_refreshInterval
+           @see #com_admob_android_ads_AdView_secondaryTextColor
+         */
+        public static final int[] com_admob_android_ads_AdView = {
+            0x7f010000, 0x7f010001, 0x7f010002, 0x7f010003,
+            0x7f010004
+        };
+        /**
+          <p>This symbol is the offset where the {@link org.onaips.vnc.R.attr#backgroundColor}
+          attribute's value can be found in the {@link #com_admob_android_ads_AdView} array.
+
+
+          <p>Must be a color value, in the form of "<code>#<i>rgb</i></code>", "<code>#<i>argb</i></code>",
+"<code>#<i>rrggbb</i></code>", or "<code>#<i>aarrggbb</i></code>".
+<p>This may also be a reference to a resource (in the form
+"<code>@[<i>package</i>:]<i>type</i>:<i>name</i></code>") or
+theme attribute (in the form
+"<code>?[<i>package</i>:][<i>type</i>:]<i>name</i></code>")
+containing a value of this type.
+          @attr name android:backgroundColor
+        */
+        public static final int com_admob_android_ads_AdView_backgroundColor = 0;
+        /**
+          <p>This symbol is the offset where the {@link org.onaips.vnc.R.attr#keywords}
+          attribute's value can be found in the {@link #com_admob_android_ads_AdView} array.
+
+
+          <p>Must be a string value, using '\\;' to escape characters such as '\\n' or '\\uxxxx' for a unicode character.
+<p>This may also be a reference to a resource (in the form
+"<code>@[<i>package</i>:]<i>type</i>:<i>name</i></code>") or
+theme attribute (in the form
+"<code>?[<i>package</i>:][<i>type</i>:]<i>name</i></code>")
+containing a value of this type.
+          @attr name android:keywords
+        */
+        public static final int com_admob_android_ads_AdView_keywords = 3;
+        /**
+          <p>This symbol is the offset where the {@link org.onaips.vnc.R.attr#primaryTextColor}
+          attribute's value can be found in the {@link #com_admob_android_ads_AdView} array.
+
+
+          <p>Must be a color value, in the form of "<code>#<i>rgb</i></code>", "<code>#<i>argb</i></code>",
+"<code>#<i>rrggbb</i></code>", or "<code>#<i>aarrggbb</i></code>".
+<p>This may also be a reference to a resource (in the form
+"<code>@[<i>package</i>:]<i>type</i>:<i>name</i></code>") or
+theme attribute (in the form
+"<code>?[<i>package</i>:][<i>type</i>:]<i>name</i></code>")
+containing a value of this type.
+          @attr name android:primaryTextColor
+        */
+        public static final int com_admob_android_ads_AdView_primaryTextColor = 1;
+        /**
+          <p>This symbol is the offset where the {@link org.onaips.vnc.R.attr#refreshInterval}
+          attribute's value can be found in the {@link #com_admob_android_ads_AdView} array.
+
+
+          <p>Must be an integer value, such as "<code>100</code>".
+<p>This may also be a reference to a resource (in the form
+"<code>@[<i>package</i>:]<i>type</i>:<i>name</i></code>") or
+theme attribute (in the form
+"<code>?[<i>package</i>:][<i>type</i>:]<i>name</i></code>")
+containing a value of this type.
+          @attr name android:refreshInterval
+        */
+        public static final int com_admob_android_ads_AdView_refreshInterval = 4;
+        /**
+          <p>This symbol is the offset where the {@link org.onaips.vnc.R.attr#secondaryTextColor}
+          attribute's value can be found in the {@link #com_admob_android_ads_AdView} array.
+
+
+          <p>Must be a color value, in the form of "<code>#<i>rgb</i></code>", "<code>#<i>argb</i></code>",
+"<code>#<i>rrggbb</i></code>", or "<code>#<i>aarrggbb</i></code>".
+<p>This may also be a reference to a resource (in the form
+"<code>@[<i>package</i>:]<i>type</i>:<i>name</i></code>") or
+theme attribute (in the form
+"<code>?[<i>package</i>:][<i>type</i>:]<i>name</i></code>")
+containing a value of this type.
+          @attr name android:secondaryTextColor
+        */
+        public static final int com_admob_android_ads_AdView_secondaryTextColor = 2;
+    };
+}

jni/vnc/Android.mk

@@ -1,8 +1,8 @@
 LOCAL_PATH:= $(call my-dir)
 include $(CLEAR_VARS)
 
-
+#LOCAL_CFLAGS += -DDONATE_VERSION
-LOCAL_CFLAGS := -DDONATE_VERSION
+LOCAL_CFLAGS := -O3 -Wall
 
 
 LOCAL_SRC_FILES:= \

jni/vnc/Android.mk~

@@ -0,0 +1,54 @@
+LOCAL_PATH:= $(call my-dir)
+include $(CLEAR_VARS)
+
+#LOCAL_CFLAGS += -DDONATE_VERSION
+LOCAL_CFLAGS := -O3
+
+
+LOCAL_SRC_FILES:= \
+	fbvncserver.c \
+	suinput.c \
+	LibVNCServer-0.9.7/libvncserver/main.c \
+	LibVNCServer-0.9.7/libvncserver/rfbserver.c \
+	LibVNCServer-0.9.7/libvncserver/rfbregion.c \
+	LibVNCServer-0.9.7/libvncserver/auth.c \
+	LibVNCServer-0.9.7/libvncserver/sockets.c \
+	LibVNCServer-0.9.7/libvncserver/stats.c \
+	LibVNCServer-0.9.7/libvncserver/corre.c \
+	LibVNCServer-0.9.7/libvncserver/hextile.c \
+	LibVNCServer-0.9.7/libvncserver/rre.c \
+	LibVNCServer-0.9.7/libvncserver/translate.c \
+	LibVNCServer-0.9.7/libvncserver/cutpaste.c \
+	LibVNCServer-0.9.7/libvncserver/httpd.c \
+	LibVNCServer-0.9.7/libvncserver/cursor.c \
+	LibVNCServer-0.9.7/libvncserver/font.c \
+	LibVNCServer-0.9.7/libvncserver/draw.c \
+	LibVNCServer-0.9.7/libvncserver/selbox.c \
+	LibVNCServer-0.9.7/libvncserver/d3des.c \
+	LibVNCServer-0.9.7/libvncserver/vncauth.c \
+	LibVNCServer-0.9.7/libvncserver/cargs.c \
+	LibVNCServer-0.9.7/libvncserver/minilzo.c \
+	LibVNCServer-0.9.7/libvncserver/ultra.c \
+	LibVNCServer-0.9.7/libvncserver/scale.c \
+	LibVNCServer-0.9.7/libvncserver/zlib.c \
+	LibVNCServer-0.9.7/libvncserver/zrle.c \
+	LibVNCServer-0.9.7/libvncserver/zrleoutstream.c \
+	LibVNCServer-0.9.7/libvncserver/zrlepalettehelper.c \
+	LibVNCServer-0.9.7/libvncserver/zywrletemplate.c \
+	LibVNCServer-0.9.7/libvncserver/tight.c
+
+LOCAL_C_INCLUDES := \
+	$(LOCAL_PATH) \
+	$(LOCAL_PATH)/LibVNCServer-0.9.7/libvncserver \
+	$(LOCAL_PATH)/LibVNCServer-0.9.7 \
+	$(LOCAL_PATH)/../jpeg
+
+
+LOCAL_STATIC_LIBRARIES := jpeg
+
+LOCAL_MODULE:= androidvncserver
+
+LOCAL_LDLIBS := -lz -llog
+
+
+include $(BUILD_EXECUTABLE)

jni/vnc/LibVNCServer-0.9.7/libvncserver/scale.c

@@ -351,12 +351,12 @@ void rfbScalingSetup(rfbClientPtr cl, int width, int height)
         /* Update it! */
         if (ptr->scaledScreenRefCount<1)
             rfbScaledScreenUpdateRect(cl->screen, ptr, 0, 0, cl->screen->width, cl->screen->height);
-        /*
+        
-         * rfbLog("Taking one from %dx%d-%d and adding it to %dx%d-%d\n",
+          rfbLog("Taking one from %dx%d-%d and adding it to %dx%d-%d\n",
-         *    cl->scaledScreen->width, cl->scaledScreen->height,
+             cl->scaledScreen->width, cl->scaledScreen->height,
-         *    cl->scaledScreen->scaledScreenRefCount,
+             cl->scaledScreen->scaledScreenRefCount,
-         *    ptr->width, ptr->height, ptr->scaledScreenRefCount);
+             ptr->width, ptr->height, ptr->scaledScreenRefCount);
-         */
+         
 
         LOCK(cl->updateMutex);
         cl->scaledScreen->scaledScreenRefCount--;

jni/vnc/LibVNCServer-0.9.7/libvncserver/scale.c~

@@ -0,0 +1,420 @@
+/*
+ * scale.c - deal with server-side scaling.
+ */
+
+/*
+ *  Copyright (C) 2005 Rohit Kumar, Johannes E. Schindelin
+ *  Copyright (C) 2002 RealVNC Ltd.
+ *  OSXvnc Copyright (C) 2001 Dan McGuirk <mcguirk@incompleteness.net>.
+ *  Original Xvnc code Copyright (C) 1999 AT&T Laboratories Cambridge.  
+ *  All Rights Reserved.
+ *
+ *  This is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This software is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this software; if not, write to the Free Software
+ *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307,
+ *  USA.
+ */
+
+#ifdef __STRICT_ANSI__
+#define _BSD_SOURCE
+#endif
+#include <string.h>
+#include <rfb/rfb.h>
+#include <rfb/rfbregion.h>
+#include "private.h"
+
+#ifdef LIBVNCSERVER_HAVE_FCNTL_H
+#include <fcntl.h>
+#endif
+
+#ifdef WIN32
+#define write(sock,buf,len) send(sock,buf,len,0)
+#else
+#ifdef LIBVNCSERVER_HAVE_UNISTD_H
+#include <unistd.h>
+#endif
+#include <pwd.h>
+#ifdef LIBVNCSERVER_HAVE_SYS_SOCKET_H
+#include <sys/socket.h>
+#endif
+#ifdef LIBVNCSERVER_HAVE_NETINET_IN_H
+#include <netinet/in.h>
+#include <netinet/tcp.h>
+#include <arpa/inet.h>
+#endif
+#endif
+
+#ifdef CORBA
+#include <vncserverctrl.h>
+#endif
+
+#ifdef DEBUGPROTO
+#undef DEBUGPROTO
+#define DEBUGPROTO(x) x
+#else
+#define DEBUGPROTO(x)
+#endif
+
+/****************************/
+#define CEIL(x)  ( (double) ((int) (x)) == (x) ? \
+        (double) ((int) (x)) : (double) ((int) (x) + 1) )
+#define FLOOR(x) ( (double) ((int) (x)) )
+
+
+int ScaleX(rfbScreenInfoPtr from, rfbScreenInfoPtr to, int x)
+{
+    if ((from==to) || (from==NULL) || (to==NULL)) return x;
+    return ((int)(((double) x / (double)from->width) * (double)to->width ));
+}
+
+int ScaleY(rfbScreenInfoPtr from, rfbScreenInfoPtr to, int y)
+{
+    if ((from==to) || (from==NULL) || (to==NULL)) return y;
+    return ((int)(((double) y / (double)from->height) * (double)to->height ));
+}
+
+/* So, all of the encodings point to the ->screen->frameBuffer,
+ * We need to change this!
+ */
+void rfbScaledCorrection(rfbScreenInfoPtr from, rfbScreenInfoPtr to, int *x, int *y, int *w, int *h, char *function)
+{
+    double x1,y1,w1,h1, x2, y2, w2, h2;
+    double scaleW = ((double) to->width) / ((double) from->width);
+    double scaleH = ((double) to->height) / ((double) from->height);
+
+
+    /*
+     * rfbLog("rfbScaledCorrection(%p -> %p, %dx%d->%dx%d (%dXx%dY-%dWx%dH)\n",
+     * from, to, from->width, from->height, to->width, to->height, *x, *y, *w, *h);
+     */
+
+    /* If it's the original framebuffer... */
+    if (from==to) return;
+
+    x1 = ((double) *x) * scaleW;
+    y1 = ((double) *y) * scaleH;
+    w1 = ((double) *w) * scaleW;
+    h1 = ((double) *h) * scaleH;
+
+
+    /*cast from double to int is same as "*x = floor(x1);" */
+    x2 = FLOOR(x1);
+    y2 = FLOOR(y1);
+
+    /* include into W and H the jitter of scaling X and Y */
+    w2 = CEIL(w1 + ( x1 - x2 ));
+    h2 = CEIL(h1 + ( y1 - y2 ));
+
+    /*
+     * rfbLog("%s (%dXx%dY-%dWx%dH  ->  %fXx%fY-%fWx%fH) {%dWx%dH -> %dWx%dH}\n",
+     *    function, *x, *y, *w, *h, x2, y2, w2, h2,
+     *    from->width, from->height, to->width, to->height);
+     */
+
+    /* simulate ceil() without math library */
+    *x = (int)x2;
+    *y = (int)y2;
+    *w = (int)w2;
+    *h = (int)h2;
+
+    /* Small changes for a thumbnail may be scaled to zero */
+    if (*w==0) (*w)++;
+    if (*h==0) (*h)++;
+    /* scaling from small to big may overstep the size a bit */
+    if (*x+*w > to->width)  *w=to->width - *x;
+    if (*y+*h > to->height) *h=to->height - *y;
+}
+
+void rfbScaledScreenUpdateRect(rfbScreenInfoPtr screen, rfbScreenInfoPtr ptr, int x0, int y0, int w0, int h0)
+{
+    int x,y,w,v,z;
+    int x1, y1, w1, h1;
+    int bitsPerPixel, bytesPerPixel, bytesPerLine, areaX, areaY, area2;
+    unsigned char *srcptr, *dstptr;
+
+    /* Nothing to do!!! */
+    if (screen==ptr) return;
+
+    x1 = x0;
+    y1 = y0;
+    w1 = w0;
+    h1 = h0;
+
+    rfbScaledCorrection(screen, ptr, &x1, &y1, &w1, &h1, "rfbScaledScreenUpdateRect");
+    x0 = ScaleX(ptr, screen, x1);
+    y0 = ScaleY(ptr, screen, y1);
+    w0 = ScaleX(ptr, screen, w1);
+    h0 = ScaleY(ptr, screen, h1);
+
+    bitsPerPixel = screen->bitsPerPixel;
+    bytesPerPixel = bitsPerPixel / 8;
+    bytesPerLine = w1 * bytesPerPixel;
+    srcptr = (unsigned char *)(screen->frameBuffer +
+     (y0 * screen->paddedWidthInBytes + x0 * bytesPerPixel));
+    dstptr = (unsigned char *)(ptr->frameBuffer +
+     ( y1 * ptr->paddedWidthInBytes + x1 * bytesPerPixel));
+    /* The area of the source framebuffer for each destination pixel */
+    areaX = ScaleX(ptr,screen,1);
+    areaY = ScaleY(ptr,screen,1);
+    area2 = areaX*areaY;
+
+
+    /* Ensure that we do not go out of bounds */
+    if ((x1+w1) > (ptr->width))
+    {
+      if (x1==0) w1=ptr->width; else x1 = ptr->width - w1;
+    }
+    if ((y1+h1) > (ptr->height))
+    {
+      if (y1==0) h1=ptr->height; else y1 = ptr->height - h1;
+    }
+    /*
+     * rfbLog("rfbScaledScreenUpdateRect(%dXx%dY-%dWx%dH  ->  %dXx%dY-%dWx%dH <%dx%d>) {%dWx%dH -> %dWx%dH} 0x%p\n",
+     *    x0, y0, w0, h0, x1, y1, w1, h1, areaX, areaY,
+     *    screen->width, screen->height, ptr->width, ptr->height, ptr->frameBuffer);
+     */
+
+    if (screen->serverFormat.trueColour) { /* Blend neighbouring pixels together */
+      unsigned char *srcptr2;
+      unsigned long pixel_value, red, green, blue;
+      unsigned int redShift = screen->serverFormat.redShift;
+      unsigned int greenShift = screen->serverFormat.greenShift;
+      unsigned int blueShift = screen->serverFormat.blueShift;
+      unsigned long redMax = screen->serverFormat.redMax;
+      unsigned long greenMax = screen->serverFormat.greenMax;
+      unsigned long blueMax = screen->serverFormat.blueMax;
+
+     /* for each *destination* pixel... */
+     for (y = 0; y < h1; y++) {
+       for (x = 0; x < w1; x++) {
+         red = green = blue = 0;
+         /* Get the totals for rgb from the source grid... */
+         for (w = 0; w < areaX; w++) {
+           for (v = 0; v < areaY; v++) {
+             srcptr2 = &srcptr[(((x * areaX) + w) * bytesPerPixel) +
+                               (v * screen->paddedWidthInBytes)];
+             pixel_value = 0;
+
+
+             switch (bytesPerPixel) {
+             case 4: pixel_value = *((unsigned int *)srcptr2);   break;
+             case 2: pixel_value = *((unsigned short *)srcptr2); break;
+             case 1: pixel_value = *((unsigned char *)srcptr2);  break;
+             default:
+               /* fixme: endianess problem? */
+               for (z = 0; z < bytesPerPixel; z++)
+                 pixel_value += (srcptr2[z] << (8 * z));
+                break;
+              }
+              /*
+              srcptr2 += bytesPerPixel;
+              */
+
+            red += ((pixel_value >> redShift) & redMax);
+            green += ((pixel_value >> greenShift) & greenMax);
+            blue += ((pixel_value >> blueShift) & blueMax);
+
+           }
+         }
+         /* We now have a total for all of the colors, find the average! */
+         red /= area2;
+         green /= area2;
+         blue /= area2;
+          /* Stuff the new value back into memory */
+         pixel_value = ((red & redMax) << redShift) | ((green & greenMax) << greenShift) | ((blue & blueMax) << blueShift);
+
+         switch (bytesPerPixel) {
+         case 4: *((unsigned int *)dstptr)   = (unsigned int)   pixel_value; break;
+         case 2: *((unsigned short *)dstptr) = (unsigned short) pixel_value; break;
+         case 1: *((unsigned char *)dstptr)  = (unsigned char)  pixel_value; break;
+         default:
+           /* fixme: endianess problem? */
+           for (z = 0; z < bytesPerPixel; z++)
+             dstptr[z]=(pixel_value >> (8 * z)) & 0xff;
+            break;
+          }
+          dstptr += bytesPerPixel;
+       }
+       srcptr += (screen->paddedWidthInBytes * areaY);
+       dstptr += (ptr->paddedWidthInBytes - bytesPerLine);
+     }
+   } else
+   { /* Not truecolour, so we can't blend. Just use the top-left pixel instead */
+     for (y = y1; y < (y1+h1); y++) {
+       for (x = x1; x < (x1+w1); x++)
+         memcpy (&ptr->frameBuffer[(y *ptr->paddedWidthInBytes) + (x * bytesPerPixel)],
+                 &screen->frameBuffer[(y * areaY * screen->paddedWidthInBytes) + (x *areaX * bytesPerPixel)], bytesPerPixel);
+     }
+  }
+}
+
+void rfbScaledScreenUpdate(rfbScreenInfoPtr screen, int x1, int y1, int x2, int y2)
+{
+    /* ok, now the task is to update each and every scaled version of the framebuffer
+     * and we only have to do this for this specific changed rectangle!
+     */
+    rfbScreenInfoPtr ptr;
+    int count=0;
+
+    /* We don't point to cl->screen as it is the original */
+    for (ptr=screen->scaledScreenNext;ptr!=NULL;ptr=ptr->scaledScreenNext)
+    {
+        /* Only update if it has active clients... */
+        if (ptr->scaledScreenRefCount>0)
+        {
+          rfbScaledScreenUpdateRect(screen, ptr, x1, y1, x2-x1, y2-y1);
+          count++;
+        }
+    }
+}
+
+/* Create a new scaled version of the framebuffer */
+rfbScreenInfoPtr rfbScaledScreenAllocate(rfbClientPtr cl, int width, int height)
+{
+    rfbScreenInfoPtr ptr;
+    ptr = malloc(sizeof(rfbScreenInfo));
+    if (ptr!=NULL)
+    {
+        /* copy *everything* (we don't use most of it, but just in case) */
+        memcpy(ptr, cl->screen, sizeof(rfbScreenInfo));
+        ptr->width = width;
+        ptr->height = height;
+        ptr->paddedWidthInBytes = (ptr->bitsPerPixel/8)*ptr->width;
+
+        /* Need to by multiples of 4 for Sparc systems */
+        ptr->paddedWidthInBytes += (ptr->paddedWidthInBytes % 4);
+
+        /* Reset the reference count to 0! */
+        ptr->scaledScreenRefCount = 0;
+
+        ptr->sizeInBytes = ptr->paddedWidthInBytes * ptr->height;
+        ptr->serverFormat = cl->screen->serverFormat;
+
+        ptr->frameBuffer = malloc(ptr->sizeInBytes);
+        if (ptr->frameBuffer!=NULL)
+        {
+            /* Reset to a known condition: scale the entire framebuffer */
+            rfbScaledScreenUpdateRect(cl->screen, ptr, 0, 0, cl->screen->width, cl->screen->height);
+            /* Now, insert into the chain */
+            LOCK(cl->updateMutex);
+            ptr->scaledScreenNext = cl->screen->scaledScreenNext;
+            cl->screen->scaledScreenNext = ptr;
+            UNLOCK(cl->updateMutex);
+        }
+        else
+        {
+            /* Failed to malloc the new frameBuffer, cleanup */
+            free(ptr);
+            ptr=NULL;
+        }
+    }
+    return ptr;
+}
+
+/* Find an active scaled version of the framebuffer
+ * TODO: implement a refcount per scaled screen to prevent
+ * unreferenced scaled screens from hanging around
+ */
+rfbScreenInfoPtr rfbScalingFind(rfbClientPtr cl, int width, int height)
+{
+    rfbScreenInfoPtr ptr;
+    /* include the original in the search (ie: fine 1:1 scaled version of the frameBuffer) */
+    for (ptr=cl->screen; ptr!=NULL; ptr=ptr->scaledScreenNext)
+    {
+        if ((ptr->width==width) && (ptr->height==height))
+            return ptr;
+    }
+    return NULL;
+}
+
+/* Future needs "scale to 320x240, as that's the client's screen size */
+void rfbScalingSetup(rfbClientPtr cl, int width, int height)
+{
+    rfbScreenInfoPtr ptr;
+
+    ptr = rfbScalingFind(cl,width,height);
+    if (ptr==NULL)
+        ptr = rfbScaledScreenAllocate(cl,width,height);
+    /* Now, there is a new screen available (if ptr is not NULL) */
+    if (ptr!=NULL)
+    {
+        /* Update it! */
+        if (ptr->scaledScreenRefCount<1)
+            rfbScaledScreenUpdateRect(cl->screen, ptr, 0, 0, cl->screen->width, cl->screen->height);
+        /*
+         * rfbLog("Taking one from %dx%d-%d and adding it to %dx%d-%d\n",
+         *    cl->scaledScreen->width, cl->scaledScreen->height,
+         *    cl->scaledScreen->scaledScreenRefCount,
+         *    ptr->width, ptr->height, ptr->scaledScreenRefCount);
+         */
+
+        LOCK(cl->updateMutex);
+        cl->scaledScreen->scaledScreenRefCount--;
+        ptr->scaledScreenRefCount++;
+        cl->scaledScreen=ptr;
+        cl->newFBSizePending = TRUE;
+        UNLOCK(cl->updateMutex);
+
+        rfbLog("Scaling to %dx%d (refcount=%d)\n",width,height,ptr->scaledScreenRefCount);
+    }
+    else
+        rfbLog("Scaling to %dx%d failed, leaving things alone\n",width,height);
+}
+
+int rfbSendNewScaleSize(rfbClientPtr cl)
+{
+    /* if the client supports newFBsize Encoding, use it */
+    if (cl->useNewFBSize && cl->newFBSizePending)
+	return FALSE;
+
+    LOCK(cl->updateMutex);
+    cl->newFBSizePending = FALSE;
+    UNLOCK(cl->updateMutex);
+
+    if (cl->PalmVNC==TRUE)
+    {
+        rfbPalmVNCReSizeFrameBufferMsg pmsg;
+        pmsg.type = rfbPalmVNCReSizeFrameBuffer;
+        pmsg.pad1 = 0;
+        pmsg.desktop_w = Swap16IfLE(cl->screen->width);
+        pmsg.desktop_h = Swap16IfLE(cl->screen->height);
+        pmsg.buffer_w  = Swap16IfLE(cl->scaledScreen->width);
+        pmsg.buffer_h  = Swap16IfLE(cl->scaledScreen->height);
+        pmsg.pad2 = 0;
+
+        rfbLog("Sending a response to a PalmVNC style frameuffer resize event (%dx%d)\n", cl->scaledScreen->width, cl->scaledScreen->height);
+        if (rfbWriteExact(cl, (char *)&pmsg, sz_rfbPalmVNCReSizeFrameBufferMsg) < 0) {
+            rfbLogPerror("rfbNewClient: write");
+            rfbCloseClient(cl);
+            rfbClientConnectionGone(cl);
+            return FALSE;
+        }
+    }
+    else
+    {
+        rfbResizeFrameBufferMsg        rmsg;
+        rmsg.type = rfbResizeFrameBuffer;
+        rmsg.pad1=0;
+        rmsg.framebufferWidth  = Swap16IfLE(cl->scaledScreen->width);
+        rmsg.framebufferHeigth = Swap16IfLE(cl->scaledScreen->height);
+        rfbLog("Sending a response to a UltraVNC style frameuffer resize event (%dx%d)\n", cl->scaledScreen->width, cl->scaledScreen->height);
+        if (rfbWriteExact(cl, (char *)&rmsg, sz_rfbResizeFrameBufferMsg) < 0) {
+            rfbLogPerror("rfbNewClient: write");
+            rfbCloseClient(cl);
+            rfbClientConnectionGone(cl);
+            return FALSE;
+        }
+    }
+    return TRUE;
+}
+/****************************/

jni/vnc/fbvncserver.c

@@ -40,6 +40,7 @@
 
 /* libvncserver */
 #include "rfb/rfb.h"
+#include "libvncserver/scale.h"
 #include "rfb/keysym.h"
 #include "suinput.h"
 
@@ -58,23 +59,20 @@
 static char VNC_PASSWORD[256] = "";
 
 static struct fb_var_screeninfo scrinfo;
+static struct fb_fix_screeninfo fscrinfo;
 static int fbfd = -1;
 static int inputfd = -1;
 
 static unsigned int *fbmmap = MAP_FAILED;
 static unsigned int *vncbuf;
 static unsigned int *cmpbuf;
-static unsigned int *cmpbuf_rot;
  
 /* Android already has 5900 bound natively. */
 #define VNC_PORT 5901
 static rfbScreenInfoPtr vncscr;
 
-int xmin, xmax;
+int idle=0,standby=0,change=0;  
-int ymin, ymax;
+static int rotation=0,scaling=0; 
-int idle=0,standby=0;
-int change=0;  
-static int rotation=0; 
 /*****************************************************************************/
 
 static void (*update_screen)(void)=NULL;
@@ -116,6 +114,12 @@ static void init_fb(void)
        
     update_fb_info();
     
+      if (ioctl(fbfd, FBIOGET_FSCREENINFO, &fscrinfo) != 0)
+  {
+      __android_log_print(ANDROID_LOG_INFO,"VNC","ioctl error\n");
+      exit(EXIT_FAILURE);
+  }
+    
     pixels = scrinfo.xres * scrinfo.yres;
     bytespp = scrinfo.bits_per_pixel /CHAR_BIT;
     
@@ -125,8 +129,9 @@ static void init_fb(void)
                         (int)scrinfo.xoffset, (int)scrinfo.yoffset,
                         (int)scrinfo.bits_per_pixel);
     
-     off_t o=0;     
+//      off_t o=0;     
     
+     //now handled with double buffer detection
 //      if (scrinfo.xres==480 && scrinfo.yres==854 && scrinfo.xres_virtual==480 
 //     && scrinfo.yres_virtual==854 && scrinfo.xoffset==448 && scrinfo.yoffset==1710)
 /*if (scrinfo.bits_per_pixel==32)
@@ -141,11 +146,11 @@ static void init_fb(void)
          
     }     */
          
-    __android_log_print(ANDROID_LOG_INFO,"VNC","buffer offset=%d * %d\n",o,sysconf(_SC_PAGE_SIZE));
+//     __android_log_print(ANDROID_LOG_INFO,"VNC","buffer offset=%d * %d\n",o,(int)sysconf(_SC_PAGE_SIZE));
+//      
+//        fbmmap = mmap(NULL, (scrinfo.xres_virtual*scrinfo.yres_virtual)* bytespp , PROT_READ|PROT_READ ,  MAP_PRIVATE , fbfd, o*sysconf(_SC_PAGE_SIZE));
+    fbmmap = mmap(NULL, (scrinfo.xres_virtual*scrinfo.yres_virtual)* bytespp , PROT_READ|PROT_READ ,  MAP_PRIVATE , fbfd, 0);
  
-       fbmmap = mmap(NULL, (scrinfo.xres_virtual*scrinfo.yres_virtual)* bytespp , PROT_READ|PROT_READ ,  MAP_PRIVATE , fbfd, o*sysconf(_SC_PAGE_SIZE));
-         
-       printf("aki %d\n",o*sysconf(_SC_PAGE_SIZE));
           
     if (fbmmap == MAP_FAILED)
     { 
@@ -187,27 +192,32 @@ static void cleanup_kbd()
 }
 
 /*****************************************************************************/
-/* response is cl->authChallenge vncEncrypted with passwd */
+
-static rfbBool rfbDefaultPasswordCheck(rfbClientPtr cl,const char* response,int len)
+static rfbNewClientHookPtr clientHook(rfbClientPtr cl)
 {
-    if (strcmp(response,VNC_PASSWORD)==0)
+  if (scaling!=0 && scaling!=100)
-        return (TRUE);
+  {
-    return(FALSE);
+    rfbScalingSetup(cl, vncscr->width*scaling/100.0, vncscr->height*scaling/100.0);
+    
+  }
+
+  return RFB_CLIENT_ACCEPT;
 }
 
 
 static void init_fb_server(int argc, char **argv)
 { 
+   
     __android_log_print(ANDROID_LOG_INFO,"VNC","Initializing server...\n");
     
     vncbuf = calloc(scrinfo.xres * scrinfo.yres, scrinfo.bits_per_pixel/CHAR_BIT);
     cmpbuf = calloc(scrinfo.xres * scrinfo.yres, scrinfo.bits_per_pixel/CHAR_BIT);
-    cmpbuf_rot = calloc(scrinfo.xres * scrinfo.yres, scrinfo.bits_per_pixel/CHAR_BIT);
     
     assert(vncbuf != NULL);
     assert(cmpbuf != NULL);
      
     
+
     if (rotation==0 || rotation==180) 
         vncscr = rfbGetScreen(&argc, argv, scrinfo.xres, scrinfo.yres, 0 /* not used */ , 3,  scrinfo.bits_per_pixel/CHAR_BIT);
     else
@@ -221,6 +231,7 @@ static void init_fb_server(int argc, char **argv)
     
     vncscr->kbdAddEvent = keyevent;
     vncscr->ptrAddEvent = ptrevent;
+    vncscr->newClientHook = clientHook;
     
     if (strcmp(VNC_PASSWORD,"")!=0)
     {
@@ -232,9 +243,9 @@ static void init_fb_server(int argc, char **argv)
     } 
     
 #ifdef DONATE_VERSION
-    vncscr->httpDir="/data/data/org.onaips.vnc/";
-#else
     vncscr->httpDir="/data/data/org.onaips.vnc_donate/";
+#else
+    vncscr->httpDir="/data/data/org.onaips.vnc/";
 #endif
     vncscr->serverFormat.redShift=scrinfo.red.offset;
     vncscr->serverFormat.greenShift=scrinfo.green.offset; 
@@ -566,9 +577,6 @@ inline void transform_touch_coordinates(int *x, int *y)
 
 static void ptrevent(int buttonMask, int x, int y, rfbClientPtr cl)
 {
-    struct input_event ev;
-    
-    
     static int leftClicked=0,rightClicked=0,middleClicked=0;
     
     transform_touch_coordinates(&x,&y);
@@ -662,14 +670,14 @@ static void rotate()
 
 void print_usage(char **argv)
 {
-    __android_log_print(ANDROID_LOG_INFO,"VNC","%s [-p password] [-h]\n"
+    __android_log_print(ANDROID_LOG_INFO,"VNC","androidvncserver [-p password] [-h]\n"
                         "-p password: Password to access server\n"
                         "-r rotation: Screen rotation (degrees) (0,90,180,270)\n"
+			"-s screen scale: percentage (20,30,50,100,150)\n"
                         "-h : print this help\n");
 }
 
 
-
 int main(int argc, char **argv)
 {
     signal(SIGINT, sigproc);//pipe signals
@@ -700,6 +708,16 @@ int main(int argc, char **argv)
 		    if (r==0 || r==90 || r==180 || r==270)
                         rotation=r;
 	 	    __android_log_print(ANDROID_LOG_INFO,"VNC","rotating to %d degrees\n",rotation);
+		    break;
+		case 's':
+                    i++;
+		    r=atoi(argv[i]);
+		    if (r>=1 && r <= 150)
+                        scaling=r;
+		    else
+		      scaling=100;
+	 	    __android_log_print(ANDROID_LOG_INFO,"VNC","scaling to %d percent\n",scaling);
+		    break;
                 }
             }
             i++;

jni/vnc/fbvncserver.c~

@@ -0,0 +1,752 @@
+/*
+  * $Id$
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2, or (at your option) any
+ * later version.*
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * This project is an adaptation of the original fbvncserver for the iPAQ
+ * and Zaurus.
+ *
+ * This is a modification from letsgoustc source, to handle uinput events and more
+ *
+ */
+#include <dirent.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+ 
+#include <unistd.h>
+#include <sys/mman.h>
+#include <sys/ioctl.h>
+
+#include <sys/stat.h>
+#include <sys/sysmacros.h>             /* For makedev() */
+
+#include <fcntl.h>
+#include <linux/fb.h>
+#include <linux/input.h>
+
+#include <assert.h>
+#include <errno.h>
+//android log
+#include <android/log.h> 
+
+/* libvncserver */
+#include "rfb/rfb.h"
+#include "libvncserver/scale.h"
+#include "rfb/keysym.h"
+#include "suinput.h"
+
+#define CONCAT2(a,b) a##b
+#define CONCAT2E(a,b) CONCAT2(a,b)
+#define CONCAT3(a,b,c) a##b##c
+#define CONCAT3E(a,b,c) CONCAT3(a,b,c)
+ 
+
+#define BUS_VIRTUAL 0x06
+
+
+/*****************************************************************************/
+/* Android does not use /dev/fb0. */
+#define FB_DEVICE "/dev/graphics/fb0"
+static char VNC_PASSWORD[256] = "";
+
+static struct fb_var_screeninfo scrinfo;
+static struct fb_fix_screeninfo fscrinfo;
+static int fbfd = -1;
+static int inputfd = -1;
+
+static unsigned int *fbmmap = MAP_FAILED;
+static unsigned int *vncbuf;
+static unsigned int *cmpbuf;
+ 
+/* Android already has 5900 bound natively. */
+#define VNC_PORT 5901
+static rfbScreenInfoPtr vncscr;
+
+int idle=0,standby=0,change=0;  
+static int rotation=0,scaling=0; 
+/*****************************************************************************/
+
+static void (*update_screen)(void)=NULL;
+static void keyevent(rfbBool down, rfbKeySym key, rfbClientPtr cl);
+static void ptrevent(int buttonMask, int x, int y, rfbClientPtr cl);
+static void rotate();
+    
+/*****************************************************************************/
+      
+void update_fb_info()      
+{  
+      
+  if (ioctl(fbfd, FBIOGET_VSCREENINFO, &scrinfo) != 0)
+  {
+      __android_log_print(ANDROID_LOG_INFO,"VNC","ioctl error\n");
+      exit(EXIT_FAILURE);
+  } 
+} 
+
+
+#define OUT 32 
+#include "update_screen.c"
+#define OUT 8 
+#include "update_screen.c" 
+#define OUT 16
+#include "update_screen.c"
+
+static void init_fb(void)
+{  
+    size_t pixels;
+    size_t bytespp;
+       
+    if ((fbfd = open(FB_DEVICE, O_RDWR)) == -1)
+    { 
+        __android_log_print(ANDROID_LOG_INFO,"VNC","cannot open fb device %s\n", FB_DEVICE);
+	return;  
+        //  exit(EXIT_FAILURE);
+    } 
+       
+    update_fb_info();
+    
+      if (ioctl(fbfd, FBIOGET_FSCREENINFO, &fscrinfo) != 0)
+  {
+      __android_log_print(ANDROID_LOG_INFO,"VNC","ioctl error\n");
+      exit(EXIT_FAILURE);
+  }
+    
+    pixels = scrinfo.xres * scrinfo.yres;
+    bytespp = scrinfo.bits_per_pixel /CHAR_BIT;
+    
+     __android_log_print(ANDROID_LOG_INFO,"VNC", "xres=%d, yres=%d, xresv=%d, yresv=%d, xoffs=%d, yoffs=%d, bpp=%d\n",
+                        (int)scrinfo.xres, (int)scrinfo.yres,
+                        (int)scrinfo.xres_virtual, (int)scrinfo.yres_virtual,
+                        (int)scrinfo.xoffset, (int)scrinfo.yoffset,
+                        (int)scrinfo.bits_per_pixel);
+    
+//      off_t o=0;     
+    
+     //now handled with double buffer detection
+//      if (scrinfo.xres==480 && scrinfo.yres==854 && scrinfo.xres_virtual==480 
+//     && scrinfo.yres_virtual==854 && scrinfo.xoffset==448 && scrinfo.yoffset==1710)
+/*if (scrinfo.bits_per_pixel==32)
+         //  tweak for motorola  droid
+    {
+         int off=scrinfo.xres*scrinfo.yres*scrinfo.bits_per_pixel/CHAR_BIT;
+         
+        int resto= off % sysconf(_SC_PAGE_SIZE);
+        o=   off / sysconf(_SC_PAGE_SIZE);
+        if (resto)
+            o+=1;
+         
+    }     */
+         
+//     __android_log_print(ANDROID_LOG_INFO,"VNC","buffer offset=%d * %d\n",o,(int)sysconf(_SC_PAGE_SIZE));
+//      
+//        fbmmap = mmap(NULL, (scrinfo.xres_virtual*scrinfo.yres_virtual)* bytespp , PROT_READ|PROT_READ ,  MAP_PRIVATE , fbfd, o*sysconf(_SC_PAGE_SIZE));
+    fbmmap = mmap(NULL, (scrinfo.xres_virtual*scrinfo.yres_virtual)* bytespp , PROT_READ|PROT_READ ,  MAP_PRIVATE , fbfd, 0);
+ 
+          
+    if (fbmmap == MAP_FAILED)
+    { 
+        __android_log_print(ANDROID_LOG_INFO,"VNC","mmap failed\n");
+        exit(EXIT_FAILURE);
+    } 
+} 
+ 
+static void cleanup_fb(void) 
+{
+    if(fbfd != -1)
+    {
+        close(fbfd);
+    } 
+} 
+
+static void init_input()
+{
+    struct input_id id = {
+        BUS_VIRTUAL, /* Bus type. */
+        1, /* Vendor id. */
+        1, /* Product id. */
+        1 /* Version id. */
+    }; 
+    
+    if((inputfd = suinput_open("qwerty", &id)) == -1)
+    {
+        __android_log_print(ANDROID_LOG_INFO,"VNC","cannot create virtual kbd device.\n");
+        //  exit(EXIT_FAILURE); do not exit, so we still can see the framebuffer
+    }
+}
+
+static void cleanup_kbd()
+{
+    if(inputfd != -1)
+    {
+        suinput_close(inputfd);
+    }
+}
+
+/*****************************************************************************/
+
+static rfbNewClientHookPtr clientHook(rfbClientPtr cl)
+{
+  if (scaling!=0 && scaling!=100)
+  {
+    rfbScalingSetup(cl, vncscr->width*scaling/100.0, vncscr->height*scaling/100.0);
+    rfbSendNewScaleSize(cl);
+  }
+
+  return RFB_CLIENT_ACCEPT;
+}
+
+
+static void init_fb_server(int argc, char **argv)
+{ 
+   
+    __android_log_print(ANDROID_LOG_INFO,"VNC","Initializing server...\n");
+    
+    vncbuf = calloc(scrinfo.xres * scrinfo.yres, scrinfo.bits_per_pixel/CHAR_BIT);
+    cmpbuf = calloc(scrinfo.xres * scrinfo.yres, scrinfo.bits_per_pixel/CHAR_BIT);
+    
+    assert(vncbuf != NULL);
+    assert(cmpbuf != NULL);
+     
+    
+
+    if (rotation==0 || rotation==180) 
+        vncscr = rfbGetScreen(&argc, argv, scrinfo.xres, scrinfo.yres, 0 /* not used */ , 3,  scrinfo.bits_per_pixel/CHAR_BIT);
+    else
+        vncscr = rfbGetScreen(&argc, argv, scrinfo.yres, scrinfo.xres, 0 /* not used */ , 3,  scrinfo.bits_per_pixel/CHAR_BIT);
+     
+    assert(vncscr != NULL);
+    
+    vncscr->desktopName = "Android";
+    vncscr->frameBuffer =(char *)vncbuf;
+    vncscr->port = VNC_PORT;
+    
+    vncscr->kbdAddEvent = keyevent;
+    vncscr->ptrAddEvent = ptrevent;
+    vncscr->newClientHook = clientHook;
+    
+    if (strcmp(VNC_PASSWORD,"")!=0)
+    {
+        char **passwords = (char **)malloc(2 * sizeof(char **));
+        passwords[0] = VNC_PASSWORD;
+        passwords[1] = NULL;
+        vncscr->authPasswdData = passwords;
+        vncscr->passwordCheck = rfbCheckPasswordByList;
+    } 
+    
+#ifdef DONATE_VERSION
+    vncscr->httpDir="/data/data/org.onaips.vnc_donate/";
+#else
+    vncscr->httpDir="/data/data/org.onaips.vnc/";
+#endif
+    vncscr->serverFormat.redShift=scrinfo.red.offset;
+    vncscr->serverFormat.greenShift=scrinfo.green.offset; 
+    vncscr->serverFormat.blueShift=scrinfo.blue.offset;
+     
+    vncscr->serverFormat.redMax=((1<<scrinfo.red.length)-1);
+    vncscr->serverFormat.greenMax=((1<<scrinfo.green.length)-1);
+    vncscr->serverFormat.blueMax=((1<<scrinfo.blue.length)-1);
+     
+    vncscr->alwaysShared = TRUE;
+    vncscr->handleEventsEagerly = TRUE;
+    vncscr->deferUpdateTime = 5;
+    
+    rfbInitServer(vncscr);
+    
+    //assign update_screen depending on bpp
+    if (vncscr->serverFormat.bitsPerPixel == 32)
+    {
+        __android_log_print(ANDROID_LOG_INFO,"VNC","I'm on update_screen_32");
+        update_screen=&CONCAT2E(update_screen_,32);
+    } 
+    else if (vncscr->serverFormat.bitsPerPixel == 16)
+    {
+        __android_log_print(ANDROID_LOG_INFO,"VNC","I'm on update_screen_16");
+        update_screen=&CONCAT2E(update_screen_,16);
+    }
+    else if (vncscr->serverFormat.bitsPerPixel == 8)
+    { 
+        __android_log_print(ANDROID_LOG_INFO,"VNC","I'm on update_screen_8");
+        update_screen=&CONCAT2E(update_screen_,8);
+    }
+    else {
+        rfbErr("Unsupported pixel depth: %d\n",
+               vncscr->serverFormat.bitsPerPixel);
+        return;
+    }
+    
+    
+    /* Mark as dirty since we haven't sent any updates at all yet. */
+    
+    rfbMarkRectAsModified(vncscr, 0, 0, scrinfo.xres, scrinfo.yres);
+    rfbProcessEvents(vncscr, 100000);
+    
+}
+
+static int keysym2scancode(rfbBool down, rfbKeySym c, rfbClientPtr cl, int *sh, int *alt);
+
+ 
+static void keyevent(rfbBool down, rfbKeySym key, rfbClientPtr cl)
+{
+    int code;
+    
+    __android_log_print(ANDROID_LOG_INFO,"VNC","Got keysym: %04x (down=%d)\n", (unsigned int)key, (int)down);
+    
+    int sh = 0;
+    int alt = 0;
+    
+    if ((code = keysym2scancode(down, key, cl,&sh,&alt)))
+    {
+        
+        int ret;
+        
+        if (key && down)
+        {
+            if (sh) suinput_press(inputfd, 42); //left shift
+            if (alt) suinput_press(inputfd, 56); //left alt
+            
+            ret=suinput_press(inputfd,code);
+            ret=suinput_release(inputfd,code);
+            
+            if (alt) suinput_release(inputfd, 56); //left alt
+            if (sh) suinput_release(inputfd, 42); //left shift
+        }
+        else
+            ;//ret=suinput_release(inputfd,code);
+        
+    //__android_log_print(ANDROID_LOG_INFO,"VNC","injectKey (%d, %d) ret=%d\n", code , down,ret);    
+    }
+}
+
+// keyboard code modified from remote input by http://www.math.bme.hu/~morap/RemoteInput/
+
+// q,w,e,r,t,y,u,i,o,p,a,s,d,f,g,h,j,k,l,z,x,c,v,b,n,m
+int qwerty[] = {30,48,46,32,18,33,34,35,23,36,37,38,50,49,24,25,16,19,31,20,22,47,17,45,21,44};
+//  ,!,",#,$,%,&,',(,),*,+,,,-,.,/
+int spec1[] = {57,2,40,4,5,6,8,40,10,11,9,13,51,12,52,52};
+int spec1sh[] = {0,1,1,1,1,1,1,0,1,1,1,1,0,0,0,1};
+// :,;,<,=,>,?,@
+int spec2[] = {39,39,227,13,228,53,215};
+int spec2sh[] = {1,0,1,1,1,1,0};
+// [,\,],^,_,`
+int spec3[] = {26,43,27,7,12,399};
+int spec3sh[] = {0,0,0,1,1,0};
+// {,|,},~
+int spec4[] = {26,43,27,215,14};
+int spec4sh[] = {1,1,1,1,0};
+
+static int keysym2scancode(rfbBool down, rfbKeySym c, rfbClientPtr cl, int *sh, int *alt)
+{
+    int real=1;
+    if ('a' <= c && c <= 'z')
+        return qwerty[c-'a'];
+    if ('A' <= c && c <= 'Z')
+    {
+        (*sh)=1;
+        return qwerty[c-'A'];
+    }
+    if ('1' <= c && c <= '9')
+        return c-'1'+2;
+    if (c == '0')
+        return 11;
+    if (32 <= c && c <= 47)
+    { 
+        (*sh) = spec1sh[c-32];
+        return spec1[c-32];
+    }
+    if (58 <= c && c <= 64)
+    {
+        (*sh) = spec2sh[c-58];
+         return spec2[c-58];
+    } 
+    if (91 <= c && c <= 96)
+    { 
+        (*sh) = spec3sh[c-91];
+        return spec3[c-91];
+    }   
+    if (123 <= c && c <= 127)
+    {
+        (*sh) = spec4sh[c-123]; 
+         return spec4[c-123];
+    } 
+     switch(c)
+    {
+    case 0xff08: return 14;// backspace
+    case 0xff09: return 15;// tab
+    case 1: (*alt)=1; return 34;// ctrl+a
+    case 3: (*alt)=1; return 46;// ctrl+c  
+    case 4: (*alt)=1; return 32;// ctrl+d
+    case 18: (*alt)=1; return 31;// ctrl+r
+    case 0xff0D: return 28;// enter
+    case 0xff1B: return 158;// esc -> back
+    case 0xFF51: return 105;// left -> DPAD_LEFT  
+    case 0xFF53: return 106;// right -> DPAD_RIGHT 
+    case 0xFF54: return 108;// down -> DPAD_DOWN  
+    case 0xFF52: return 103;// up -> DPAD_UP
+        // 		case 360: return 232;// end -> DPAD_CENTER (ball click)
+    case 0xff50: return KEY_HOME;// home 
+    case 0xFFC8: rfbShutdownServer(cl->screen,TRUE); return 0; //F11 disconnect
+    case 0xFFC9:  
+              __android_log_print(ANDROID_LOG_INFO,"VNC","F12 closing...");    
+	      exit(0); //F10 closes daemon
+	      break;
+    case 0xffc1: down?rotate():0; return 0; // F4 rotate 
+    case 0xffff: return 158;// del -> back
+    case 0xff55: return 229;// PgUp -> menu
+    case 0xffcf: return 127;// F2 -> search
+    case 0xff56: return 61;// PgUp -> call
+    case 0xff57: return 107;// End -> endcall
+    case 0xffc2: return 211;// F5 -> focus
+    case 0xffc3: return 212;// F6 -> camera
+    case 0xffc4: return 150;// F7 -> explorer
+    case 0xffc5: return 155;// F8 -> envelope
+        
+    case 50081:
+    case 225: (*alt)=1;
+        if (real) return 48; //a with acute
+        return 30; //a with acute -> a with ring above
+    case 50049: 
+    case 193:(*sh)=1; (*alt)=1; 
+        if (real) return 48; //A with acute 
+        return 30; //A with acute -> a with ring above
+    case 50089:
+    case 233: (*alt)=1; return 18; //e with acute
+    case 50057:  
+    case 201:(*sh)=1; (*alt)=1; return 18; //E with acute
+    case 50093:
+    case 0xffbf: (*alt)=1; 
+        if (real) return 36; //i with acute 
+        return 23; //i with acute -> i with grave
+    case 50061:
+    case 205: (*sh)=1; (*alt)=1; 
+        if (real) return 36; //I with acute 
+        return 23; //I with acute -> i with grave
+    case 50099: 
+    case 243:(*alt)=1; 
+        if (real) return 16; //o with acute 
+        return 24; //o with acute -> o with grave
+    case 50067: 
+    case 211:(*sh)=1; (*alt)=1; 
+        if (real) return 16; //O with acute 
+        return 24; //O with acute -> o with grave
+    case 50102:
+    case 246: (*alt)=1; return 25; //o with diaeresis
+    case 50070:
+    case 214: (*sh)=1; (*alt)=1; return 25; //O with diaeresis
+    case 50577: 
+    case 245:(*alt)=1; 
+        if (real) return 19; //Hungarian o 
+        return 25; //Hungarian o -> o with diaeresis
+    case 50576:
+    case 213: (*sh)=1; (*alt)=1; 
+        if (real) return 19; //Hungarian O 
+        return 25; //Hungarian O -> O with diaeresis
+    case 50106:
+        // 		case 0xffbe: (*alt)=1; 
+        // 			if (real) return 17; //u with acute 
+        // 			return 22; //u with acute -> u with grave
+    case 50074:
+    case 218: (*sh)=1; (*alt)=1; 
+        if (real) return 17; //U with acute 
+        return 22; //U with acute -> u with grave
+    case 50108:
+    case 252: (*alt)=1; return 47; //u with diaeresis
+    case 50076: 
+    case 220:(*sh)=1; (*alt)=1; return 47; //U with diaeresis
+    case 50609:
+    case 251: (*alt)=1; 
+        if (real) return 45; //Hungarian u 
+        return 47; //Hungarian u -> u with diaeresis
+    case 50608:
+    case 219: (*sh)=1; (*alt)=1; 
+        if (real) return 45; //Hungarian U 
+        return 47; //Hungarian U -> U with diaeresis
+        
+    }
+    return 0;
+}
+
+// old key code, i'll need it for some missing things
+/*
+static int _keysym2scancode(rfbBool down, rfbKeySym key, rfbClientPtr cl)
+{
+    int scancode = 0;
+    
+    int code = (int)key;
+    if (code>='0' && code<='9') {
+    
+        scancode = (code & 0xF) - 1;
+        if (scancode<0) scancode += 10;
+        scancode += KEY_1;
+    } else if (code>=0xFF50 && code<=0xFF58) {
+        static const uint16_t map[] =
+        {  KEY_HOME, KEY_LEFT, KEY_UP, KEY_RIGHT, KEY_DOWN,
+           KEY_SOFT1, KEY_SOFT2, KEY_END, 0 };
+           
+        scancode = map[code & 0xF];
+    } else if (code>=0xFFE1 && code<=0xFFEE) {
+    
+    
+        static const uint16_t map[] =
+        {  KEY_LEFTSHIFT, KEY_LEFTSHIFT,
+           KEY_COMPOSE, KEY_COMPOSE,
+           KEY_LEFTSHIFT, KEY_LEFTSHIFT,
+           0,0,
+           KEY_LEFTALT, KEY_RIGHTALT,
+           0, 0, 0, 0 };
+        scancode = map[code & 0xF];
+    } else if ((code>='A' && code<='Z') || (code>='a' && code<='z')) {
+    
+        static const uint16_t map[] = {
+            KEY_A, KEY_B, KEY_C, KEY_D, KEY_E,
+            KEY_F, KEY_G, KEY_H, KEY_I, KEY_J,
+            KEY_K, KEY_L, KEY_M, KEY_N, KEY_O,
+            KEY_P, KEY_Q, KEY_R, KEY_S, KEY_T,
+            KEY_U, KEY_V, KEY_W, KEY_X, KEY_Y, KEY_Z };
+        scancode = map[(code & 0x5F) - 'A'];
+    } else {
+    
+        switch (code) {
+        case 0x0003:    scancode = KEY_CENTER;      break;
+        case 0x0020:    scancode = KEY_SPACE;       break;
+        case 0x0023:    scancode = KEY_SHARP;       break;
+        case 0x0033:    scancode = KEY_SHARP;       break;
+        case 0x002C:    scancode = KEY_COMMA;       break;
+        case 0x003C:    scancode = KEY_COMMA;       break;
+        case 0x002E:    scancode = KEY_DOT;         break;
+        case 0x003E:    scancode = KEY_DOT;         break;
+        case 0x002F:    scancode = KEY_SLASH;       break;
+        case 0x003F:    scancode = KEY_SLASH;       break;
+        case 0x0032:    scancode = KEY_EMAIL;       break;
+        case 0x0040:    scancode = KEY_EMAIL;       break;
+        case 0xFF08:    scancode = KEY_BACKSPACE;   break;
+        case 0xFF1B:    scancode = KEY_BACK;        break;
+        case 0xFF09:    scancode = KEY_TAB;         break;
+        case 0xFF0D:    scancode = KEY_ENTER;       break;
+        case 0xFE51:    scancode = 399;       break;
+        case 0x002A:    scancode = KEY_STAR;        break;
+        case 0xFFBE:    scancode = KEY_F1;          break; // F1
+        case 0xFFBF:    scancode = KEY_F2;          break; // F2
+        case 0xFFC0:    scancode = KEY_F3;          break; // F3
+	case 0xFFC1:    down?rotate():0;            break; // F4 rotate
+        case 0xFFC5:    scancode = KEY_F4;          break; // F8
+        case 0xFFC8:    rfbShutdownServer(cl->screen,TRUE);       break; // F11
+        }
+    }
+    
+    return scancode;
+}
+*/
+
+
+inline void transform_touch_coordinates(int *x, int *y)
+{
+    int scale=4096.0;
+    int old_x=*x,old_y=*y;
+    
+    if (rotation==0)
+    {  
+        *x = old_x*scale/scrinfo.xres-scale/2.0;
+        *y = old_y*scale/scrinfo.yres-scale/2.0;
+    }
+    else if (rotation==90)
+    {
+        *x =old_y*scale/scrinfo.xres-scale/2.0;
+        *y = (scrinfo.yres - old_x)*scale/scrinfo.yres-scale/2.0;
+    }
+    else if (rotation==180)
+    {
+        *x =(scrinfo.xres - old_x)*scale/scrinfo.xres-scale/2.0;
+        *y =(scrinfo.yres - old_y)*scale/scrinfo.yres-scale/2.0;
+    }
+    else if (rotation==270)
+    {
+        *y =old_x*scale/scrinfo.yres-scale/2.0; 
+        *x =(scrinfo.xres - old_y)*scale/scrinfo.xres-scale/2.0;
+    }
+    
+}
+
+static void ptrevent(int buttonMask, int x, int y, rfbClientPtr cl)
+{
+    static int leftClicked=0,rightClicked=0,middleClicked=0;
+    
+    transform_touch_coordinates(&x,&y);
+    
+    if((buttonMask & 1)&& leftClicked) {//left btn clicked and moving
+        static int i=0;
+        i=i+1;
+        
+        if (i%10==1)//some tweak to not report every move event
+        {
+            suinput_write(inputfd, EV_ABS, ABS_X, x);
+            suinput_write(inputfd, EV_ABS, ABS_Y, y);
+            suinput_write(inputfd, EV_SYN, SYN_REPORT, 0);
+        }
+    }
+    else if (buttonMask & 1)//left btn clicked
+    {
+        leftClicked=1;
+        
+        suinput_write(inputfd, EV_ABS, ABS_X, x);
+        suinput_write(inputfd, EV_ABS, ABS_Y, y);
+	suinput_write(inputfd,EV_KEY,BTN_TOUCH,1);
+        suinput_write(inputfd, EV_SYN, SYN_REPORT, 0);
+        
+        
+    }
+    else if (leftClicked)//left btn released
+    {
+        leftClicked=0;
+	suinput_write(inputfd, EV_ABS, ABS_X, x);
+        suinput_write(inputfd, EV_ABS, ABS_Y, y);
+	suinput_write(inputfd,EV_KEY,BTN_TOUCH,0);
+	suinput_write(inputfd, EV_SYN, SYN_REPORT, 0);
+    }
+    
+    if (buttonMask & 4)//right btn clicked
+    {
+        rightClicked=1;
+        suinput_press(inputfd,158); //back key
+    }
+    else if (rightClicked)//right button released
+    {
+        rightClicked=0;
+        suinput_release(inputfd,158);
+    }
+    
+    if (buttonMask & 2)//mid btn clicked
+    {
+        middleClicked=1;
+        suinput_press( inputfd,KEY_END);
+    }
+    else if (middleClicked)// mid btn released
+    {
+        middleClicked=0;
+        suinput_release( inputfd,KEY_END);
+    }
+}
+
+void sigproc()
+{ 	
+    __android_log_print(ANDROID_LOG_INFO,"VNC","Cleaning up...\n");
+    cleanup_fb();
+    cleanup_kbd();
+    exit(0); /* normal exit status */
+}
+
+ 
+
+static void rotate()
+{
+    rotation+=90;
+    rotation=rotation%360;
+    
+    
+    if (rotation==90 || rotation==270) 
+        rfbNewFramebuffer(vncscr,(char*)vncbuf, scrinfo.yres, scrinfo.xres,0 /* not used */ , 3,  scrinfo.bits_per_pixel/CHAR_BIT);
+    else
+        rfbNewFramebuffer(vncscr,(char*)vncbuf, scrinfo.xres, scrinfo.yres,0 /* not used */ , 3,  scrinfo.bits_per_pixel/CHAR_BIT);
+    
+    vncscr->serverFormat.redShift=scrinfo.red.offset;
+    vncscr->serverFormat.greenShift=scrinfo.green.offset;
+    vncscr->serverFormat.blueShift=scrinfo.blue.offset;
+    
+    vncscr->serverFormat.redMax=((1<<scrinfo.red.length)-1);
+    vncscr->serverFormat.greenMax=((1<<scrinfo.green.length)-1);
+    vncscr->serverFormat.blueMax=((1<<scrinfo.blue.length)-1);  
+    
+    rfbMarkRectAsModified(vncscr, 0, 0, vncscr->width, vncscr->height);
+      
+}
+
+void print_usage(char **argv)
+{
+    __android_log_print(ANDROID_LOG_INFO,"VNC","androidvncserver [-p password] [-h]\n"
+                        "-p password: Password to access server\n"
+                        "-r rotation: Screen rotation (degrees) (0,90,180,270)\n"
+			"-s screen scale: percentage (20,30,50,100,150)\n"
+                        "-h : print this help\n");
+}
+
+
+int main(int argc, char **argv)
+{
+    signal(SIGINT, sigproc);//pipe signals
+    signal(SIGKILL, sigproc);
+    signal(SIGILL, sigproc);
+   
+    if(argc > 1)
+    {
+        int i=1;
+	int r;
+        while(i < argc)
+        {
+            if(*argv[i] == '-')
+            {
+                switch(*(argv[i] + 1))
+                {
+                case 'h':
+                    print_usage(argv);
+                    exit(0); 
+                    break;
+                case 'p': 
+                    i++; 
+                    strcpy(VNC_PASSWORD,argv[i]);
+                    break;
+		case 'r':
+                    i++; 
+		    r=atoi(argv[i]);
+		    if (r==0 || r==90 || r==180 || r==270)
+                        rotation=r;
+	 	    __android_log_print(ANDROID_LOG_INFO,"VNC","rotating to %d degrees\n",rotation);
+		    break;
+		case 's':
+                    i++;
+		    r=atoi(argv[i]);
+		    if (r>=1 && r <= 150)
+                        scaling=r;
+		    else
+		      scaling=100;
+	 	    __android_log_print(ANDROID_LOG_INFO,"VNC","scaling to %d percent\n",scaling);
+		    break;
+                }
+            }
+            i++;
+        }
+    } 
+    
+    __android_log_print(ANDROID_LOG_INFO,"VNC","Initializing framebuffer device " FB_DEVICE "...\n");
+    init_fb();
+    
+    __android_log_print(ANDROID_LOG_INFO,"VNC","Initializing virtual keyboard and touch device...\n");
+    init_input();
+     
+    __android_log_print(ANDROID_LOG_INFO,"VNC","Initializing VNC server:\n");
+    __android_log_print(ANDROID_LOG_INFO,"VNC","	width:  %d\n", (int)scrinfo.xres);
+    __android_log_print(ANDROID_LOG_INFO,"VNC","	height: %d\n", (int)scrinfo.yres);
+    __android_log_print(ANDROID_LOG_INFO,"VNC","	bpp:    %d\n", (int)scrinfo.bits_per_pixel);
+    __android_log_print(ANDROID_LOG_INFO,"VNC","	port:   %d\n", (int)VNC_PORT);
+    init_fb_server(argc, argv);
+    
+    while (1)
+    { 
+    
+      while (vncscr->clientHead == NULL)
+            rfbProcessEvents(vncscr, 100000);
+
+      update_screen();
+    }
+    
+    __android_log_print(ANDROID_LOG_INFO,"VNC","Cleaning up...\n");
+    cleanup_fb();
+    cleanup_kbd();
+}    

jni/vnc/update_screen.c

@@ -7,11 +7,15 @@ void FUNCTION(void)
   
  update_fb_info();
   
-  //detect active buffer
+// //   detect active buffer
-  if (scrinfo.yoffset)
+//      offset= (scrinfo.xoffset) * (scrinfo.bits_per_pixel/8) +
-    offset=scrinfo.xres*scrinfo.yres;
+//                        (scrinfo.yoffset) * scrinfo.xres;
-  else
+//   if (scrinfo.yoffset)
-    offset=0;
+//     offset=scrinfo.xres*scrinfo.yoffset;
+//   else
+//     offset=0;
+
+ offset = scrinfo.xres * scrinfo.yoffset +  scrinfo.xoffset * scrinfo.bits_per_pixel / CHAR_BIT;
 		       
   OUT_T* a = (OUT_T*)cmpbuf;
   OUT_T* b = (OUT_T*)fbmmap;
@@ -61,10 +65,12 @@ void FUNCTION(void)
 		  if (i<min_y)
 		    min_y=i;
 		  
-		  if (j>max_x)
+		  int h=scrinfo.yres-j;
-		    max_x=j;
+		  
-		  if (j<min_x)
+		  if (h < min_x)
-		    min_x=j;
+		    min_x=scrinfo.yres-j;
+ 		  if (h > max_x)
+		    max_x=scrinfo.yres-j;
 		  
 		  if (idle)
 		    idle=0;
@@ -113,10 +119,12 @@ void FUNCTION(void)
 		  if (i<min_y)
 		    min_y=i;
 		  
-		  if (j>max_x)
+		  int h=scrinfo.yres-j;
-		    max_x=j;
+		  
-		  if (j<min_x)
+		  if (h < min_x)
-		    min_x=j;
+		    min_x=scrinfo.yres-j;
+ 		  if (h > max_x)
+		    max_x=scrinfo.yres-j;
 		  
 		  if (idle)
 		    idle=0;
@@ -124,16 +132,17 @@ void FUNCTION(void)
 		}
 	}
 	
-  }
+}
   
 memcpy(vncbuf,a,vncscr->width*vncscr->height*scrinfo.bits_per_pixel/CHAR_BIT);
 
   
+
   if (min_x!=9999 && min_y!=9999 && max_x!=-1 && max_y!=-1)
   {
-  min_x--;
+//      min_x--;
      max_x++;
-  min_y--;
+//      min_y--;
      max_y++;
      
   rfbMarkRectAsModified(vncscr, min_x, min_y, max_x, max_y);
@@ -143,6 +152,7 @@ memcpy(vncbuf,a,vncscr->width*vncscr->height*scrinfo.bits_per_pixel/CHAR_BIT);
 //     rfbMarkRectAsModified(vncscr, 0, 0, scrinfo.yres,scrinfo.xres);
 //       rfbProcessEvents(vncscr, 10000);
  
+ 
   if (idle)
   {
     standby=standby+1;
@@ -152,7 +162,7 @@ memcpy(vncbuf,a,vncscr->width*vncscr->height*scrinfo.bits_per_pixel/CHAR_BIT);
     else
       rfbProcessEvents(vncscr, 100000);
    
-//     printf("standby %d xoff=%d yoff=%d\n",standby,scrinfo.xres,scrinfo.yres);
+//       __android_log_print(ANDROID_LOG_INFO,"VNC","standby %d xoff=%d yoff=%d\n",standby,scrinfo.xoffset,scrinfo.yoffset);
     change=0;
   }
   else
@@ -160,6 +170,6 @@ memcpy(vncbuf,a,vncscr->width*vncscr->height*scrinfo.bits_per_pixel/CHAR_BIT);
     change=change+1;
     standby=0;
     rfbProcessEvents(vncscr, 100000);
-//     printf("change %d\tmin_x=%d max_x=%d min_y=%d max_y=%d xoff=%d yoff=%d\n",change,min_x,max_x,min_y,max_y,scrinfo.xoffset,scrinfo.yoffset);
+//        __android_log_print(ANDROID_LOG_INFO,"VNC","change %d\tmin_x=%d max_x=%d min_y=%d max_y=%d xoff=%d yoff=%d\n",change,min_x,max_x,min_y,max_y,scrinfo.xoffset,scrinfo.yoffset);
   } 
 }

jni/vnc/update_screen.c~

@@ -0,0 +1,175 @@
+#define OUT_T CONCAT3E(uint,OUT,_t)
+#define FUNCTION CONCAT2E(update_screen_,OUT)
+
+void FUNCTION(void)
+{  
+  static int i,j,offset;
+  
+ update_fb_info();
+  
+// //   detect active buffer
+//      offset= (scrinfo.xoffset) * (scrinfo.bits_per_pixel/8) +
+//                        (scrinfo.yoffset) * scrinfo.xres;
+//   if (scrinfo.yoffset)
+//     offset=scrinfo.xres*scrinfo.yoffset;
+//   else
+//     offset=0;
+
+ offset = scrinfo.xres * scrinfo.yoffset +  scrinfo.xoffset * scrinfo.bits_per_pixel / CHAR_BIT;
+		       
+  OUT_T* a = (OUT_T*)cmpbuf;
+  OUT_T* b = (OUT_T*)fbmmap;
+  
+  int max_x=-1,max_y=-1, min_x=9999, min_y=9999;
+  idle=1;
+  
+  if (rotation==0)
+  {
+   //memcpy(vncbuf,fbmmap,vncscr->width*vncscr->height*scrinfo.bits_per_pixel/CHAR_BIT);
+	for (j = 0; j < scrinfo.yres; j++)
+	{
+	  for (i = 0; i < scrinfo.xres; i++)
+	    {
+		if (a[i + j * scrinfo.xres]!=b[i + j * scrinfo.xres + offset ])
+		{
+		  a[i + j * scrinfo.xres]=b[i + j * scrinfo.xres + offset];
+
+		  if (i>max_x)
+		    max_x=i;
+		  if (i<min_x)
+		    min_x=i;
+		  
+		  if (j>max_y)
+		    max_y=j;
+		  if (j<min_y)
+		    min_y=j;
+		  
+		  if (idle)
+		    idle=0;
+		}
+	    }
+	}
+  }
+  else if (rotation==90)
+  {
+	for (j = 0; j < scrinfo.yres; j++)
+	{
+	  for (i = 0; i < scrinfo.xres; i++)
+		{
+		  if (a[(scrinfo.yres - 1 - j + i * scrinfo.yres)] != b[i + j * scrinfo.xres + offset])
+		   {
+		  a[(scrinfo.yres - 1 - j + i * scrinfo.yres)] = b[i + j * scrinfo.xres + offset ];
+		  
+		  if (i>max_y)
+		    max_y=i;
+		  if (i<min_y)
+		    min_y=i;
+		  
+		  int h=scrinfo.yres-j;
+		  
+		  if (h < min_x)
+		    min_x=scrinfo.yres-j;
+ 		  if (h > max_x)
+		    max_x=scrinfo.yres-j;
+		  
+		  if (idle)
+		    idle=0;
+		  }
+		}
+	}
+  }
+  else if (rotation==180)
+  {
+        for (j = 0; j < scrinfo.yres; j++)
+	{
+		for (i = 0; i < scrinfo.xres; i++)
+		{
+		  if (a[i + j * scrinfo.xres]!=b[scrinfo.yres*scrinfo.xres - (i + j * scrinfo.xres ) + offset ])
+		  {
+		    a[i + j * scrinfo.xres]=b[scrinfo.yres*scrinfo.xres - (i + j * scrinfo.xres) + offset ];
+		    
+		  if (i>max_x)
+		    max_x=i;
+		  if (i<min_x)
+		    min_x=i;
+		  
+		  if (j>max_y)
+		    max_y=j;
+		  if (j<min_y)
+		    min_y=j;
+		  
+		if (idle)
+		    idle=0;
+		  }
+		}
+	}
+  }
+  else if (rotation==270)
+  {
+    	for (j = 0; j < scrinfo.yres; j++)
+	{
+	  
+		for (i = 0; i < scrinfo.xres; i++)
+		{
+		    if(a[(scrinfo.yres - 1 - j + i * scrinfo.yres)] != b[ scrinfo.yres * scrinfo.xres - (i + j * scrinfo.xres) + offset ])
+		    {
+		      a[(scrinfo.yres - 1 - j + i * scrinfo.yres)] = b[ scrinfo.yres * scrinfo.xres - (i + j * scrinfo.xres) + offset ];
+	          if (i>max_y)
+		    max_y=i;
+		  if (i<min_y)
+		    min_y=i;
+		  
+		  int h=scrinfo.yres-j;
+		  
+		  if (h < min_x)
+		    min_x=scrinfo.yres-j;
+ 		  if (h > max_x)
+		    max_x=scrinfo.yres-j;
+		  
+		  if (idle)
+		    idle=0;
+		  }
+		}
+	}
+	
+}
+  
+memcpy(vncbuf,a,vncscr->width*vncscr->height*scrinfo.bits_per_pixel/CHAR_BIT);
+
+  
+
+  if (min_x!=9999 && min_y!=9999 && max_x!=-1 && max_y!=-1)
+  {
+//      min_x--;
+     max_x++;
+//      min_y--;
+     max_y++;
+     
+  rfbMarkRectAsModified(vncscr, min_x, min_y, max_x, max_y);
+  rfbProcessEvents(vncscr, 10000);
+  } 
+  
+//     rfbMarkRectAsModified(vncscr, 0, 0, scrinfo.yres,scrinfo.xres);
+//       rfbProcessEvents(vncscr, 10000);
+ 
+ 
+  if (idle)
+  {
+    standby=standby+1;
+    
+    if (standby>30)
+      rfbProcessEvents(vncscr, 1000000);
+    else
+      rfbProcessEvents(vncscr, 100000);
+   
+      __android_log_print(ANDROID_LOG_INFO,"VNC","standby %d xoff=%d yoff=%d\n",standby,scrinfo.xoffset,scrinfo.yoffset);
+    change=0;
+  }
+  else
+  {
+    change=change+1;
+    standby=0;
+    rfbProcessEvents(vncscr, 100000);
+       __android_log_print(ANDROID_LOG_INFO,"VNC","change %d\tmin_x=%d max_x=%d min_y=%d max_y=%d xoff=%d yoff=%d\n",change,min_x,max_x,min_y,max_y,scrinfo.xoffset,scrinfo.yoffset);
+  } 
+}

res/layout/main.xml

@@ -53,7 +53,7 @@
 </TextView>
 
 </LinearLayout>
-<!-- 
+ 
 <TextView 
 android:textSize="15sp" 
 android:text="Click on ad to support project" 
@@ -71,5 +71,5 @@ android:layout_height="50dip"
 android:layout_width="320dip"
 android:layout_gravity="bottom"
 android:layout_alignParentBottom="true"
-/> -->
+/> 
 </RelativeLayout>    

res/values/strings.xml

@@ -7,6 +7,21 @@
 <item>180</item>
 <item>270</item>
 </string-array>
+<string-array name="scale_values">
+<item>150</item>
+<item>100</item>
+<item>50</item>
+<item>30</item>
+<item>20</item>
+</string-array>
+<string-array name="scale_strings">
+<item>150 %</item>
+<item>100 %</item>
+<item>50 %</item>
+<item>30 %</item>
+<item>20 %</item>
+</string-array>
+
  <string name="device_info_fmt">
 droid VNC version: <xliff:g id="application_version">%s</xliff:g>\n
 Device model: <xliff:g id="device_model">%s</xliff:g>\n

res/xml/preferences.xml

@@ -3,6 +3,7 @@
   xmlns:android="http://schemas.android.com/apk/res/android">
 <EditTextPreference android:key="password" android:title="VNC password"></EditTextPreference>
 <ListPreference android:key="rotation" android:title="Rotation" android:entries="@array/rotation_values" android:entryValues="@array/rotation_values"></ListPreference>
+<ListPreference android:key="scale" android:title="Scale Screen" android:entries="@array/scale_strings" android:entryValues="@array/scale_values"></ListPreference>
 
 
 

src/org/onaips/vnc/MainActivity.java

@@ -0,0 +1,713 @@
+/*
+ * Copyright (C) 2009 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */ 
+package org.onaips.vnc;
+
+import java.io.BufferedReader;
+import java.io.File;
+import java.io.FileOutputStream;
+import java.io.FileReader;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.InputStreamReader;
+import java.io.OutputStream;
+import java.util.List;
+import java.util.Timer;
+import java.util.TimerTask;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
+
+
+import android.app.Activity;
+import android.app.AlertDialog;
+import android.app.ProgressDialog;
+import android.content.Context;
+import android.content.DialogInterface;
+import android.content.Intent;
+import android.content.SharedPreferences;
+import android.content.pm.PackageInfo;
+import android.content.pm.PackageManager;
+import android.content.pm.ResolveInfo;
+import android.content.pm.PackageManager.NameNotFoundException;
+import android.graphics.Color;
+import android.net.DhcpInfo;
+import android.net.Uri; 
+import android.net.wifi.WifiInfo;
+import android.net.wifi.WifiManager;
+import android.os.Build;
+import android.os.Bundle;
+import android.preference.PreferenceManager;
+import android.text.Html;
+import android.util.Log;
+import android.view.Menu;
+import android.view.MenuInflater;
+import android.view.MenuItem;
+import android.view.View;
+import android.view.View.OnClickListener;
+import android.widget.Button;
+import android.widget.TextView;
+import android.widget.Toast;
+
+public class MainActivity extends Activity 
+{  
+	private static final int MENU_QUIT = 0;
+	private static final int MENU_HELP = 1;  
+	private static final int MENU_ONAIPS = 2;
+	private static final int MENU_SENDLOG = 3; 
+	private static final String changelog="-PLEASE REPORT FEEDBACK! (send debug info in menu)<br>- [Add] Server-side screen scaling (change it in preferences - BETA)<br>- [Fix] Half-screen bug<br>New icon<br>Courtesy of Sandro Forbice (@sandroforbice)<br>- [Fix] Double buffering now supported<br>- [Add] Low CPU on idle screen while connected<br>- [Fix] Update while rotated";
+
+
+	SharedPreferences preferences;
+	ProgressDialog dialog=null;
+	AlertDialog startDialog;
+
+
+	/** Called when the activity is first created. */
+	@Override
+	public void onCreate(Bundle savedInstanceState)
+	{
+		super.onCreate(savedInstanceState); 
+
+		setContentView(R.layout.main);
+
+
+		// Initialize preferences
+		preferences = PreferenceManager.getDefaultSharedPreferences(this);
+
+		if (!hasRootPermission())
+		{
+			Log.v("VNC","You don't have root permissions...!!!");
+			showTextOnScreen("You don't have root permissions...Please ROOT your phone first!!!");
+			//System.exit(-1);
+		}
+
+		showInitialScreen();
+		createBinary();
+
+
+		boolean serverRunning=isAndroidServerRunning();
+
+		setStateLabel(serverRunning);
+		TextView t=(TextView)findViewById(R.id.TextView01);
+
+		if (serverRunning)
+			t.setText("Connect to:\n" + getIpAddress()+":5901" + "\nor\nhttp://" + getIpAddress() + ":5801");
+		else
+			t.setText("");
+
+
+		findViewById(R.id.Button01).setOnClickListener(new OnClickListener() {
+			@Override
+			public void onClick(View arg0) {
+				Thread t=new Thread(){
+					public void run()
+					{
+						startServerButtonClicked();
+
+					}
+				};
+				t.start();
+
+				try {
+					Thread.sleep(1000);
+					for (int i=0;i<5;i++)
+					{
+   
+						if (!isAndroidServerRunning())
+							Thread.sleep(1000);
+						else
+							break;
+					}
+				} catch (InterruptedException e) {
+					// TODO Auto-generated catch block
+					Log.v("VNC","Button01_click:"+ e.getMessage());
+				}
+
+				boolean s=isAndroidServerRunning();
+				if (!s)
+					showTextOnScreen("Couldn't start VNC Server");
+				//setStateLabel(s);
+				return;
+			}
+		}) ;
+		findViewById(R.id.Button02).setOnClickListener(new OnClickListener() {
+			@Override
+			public void onClick(View arg0) {
+
+				Thread t=new Thread(){
+					public void run()
+					{
+						stopServer();
+
+					}
+				};
+				t.start();
+
+				try {
+					Thread.sleep(1000);
+
+
+					for (int i=0;i<5;i++)
+					{
+						if (isAndroidServerRunning())
+							Thread.sleep(1000);
+						else
+							break;
+					}
+				} catch (InterruptedException e) {
+					Log.v("VNC","Button02_click:"+ e.getMessage());
+
+				}
+				boolean s=isAndroidServerRunning();
+				if (s)
+					showTextOnScreen("Couldn't Stop VNC Server\nTry hitting F12 on a connected client");
+				//setStateLabel(s);
+				return;
+			}
+		}); 
+
+	}
+
+	public String packageVersion()
+	{
+		String version = "";
+		try {
+			PackageInfo pi = getPackageManager().getPackageInfo(getPackageName(), 0);
+			version = pi.versionName;     
+		} catch (NameNotFoundException e) {
+			// TODO Auto-generated catch block
+			Log.v("VNC","onOptionsItemSelected: "+ e.getMessage());
+		};
+		return version;
+	}
+
+	public boolean free_version()
+	{
+		return getPackageName().equals("org.onaips.vnc");
+	}
+
+	public void showInitialScreen()
+	{
+		// Initialize preferences
+		preferences = PreferenceManager.getDefaultSharedPreferences(this );
+		SharedPreferences.Editor editor = preferences.edit();
+
+		String message="Changelog:<br><br>" + changelog;
+
+		String version=packageVersion();
+
+		if (!free_version())
+		{
+			if (version.equals(preferences.getString("version", "")))
+				return;
+			editor.putString("version", version);
+			editor.commit();
+		}
+
+
+		startDialog = new AlertDialog.Builder(this).create();
+		startDialog.setTitle("droid VNC Server " + version);
+		startDialog.setMessage(Html.fromHtml(message));
+		startDialog.setIcon(R.drawable.icon);
+
+		if (free_version())
+		{
+			startDialog.setButton(AlertDialog.BUTTON1,"Wait...", new DialogInterface.OnClickListener() {
+
+				@Override
+				public void onClick(DialogInterface arg0, int arg1) {
+					startDialog.dismiss();			
+				}
+			});
+
+
+
+			startDialog.setButton2("Donate Version", new DialogInterface.OnClickListener() {
+				@Override
+				public void onClick(DialogInterface arg0, int arg1) {
+					Intent myIntent = new Intent(Intent.ACTION_VIEW, Uri.parse("market://details?id=org.onaips.vnc_donate"));
+					startActivity(myIntent);
+
+				}
+			});
+
+			startDialog.setCancelable(false);
+			startDialog.show();
+
+			Button b=(Button)startDialog.getButton(AlertDialog.BUTTON1);
+			b.setEnabled(false);
+
+			Timer t1=new Timer();
+			t1.schedule(new TimerTask() {
+				@Override
+				public void run() {
+					runOnUiThread(new Runnable(){
+						public void run() {
+							//				((DialogInterface) startDialog).dismiss();
+							Button b=(Button)startDialog.getButton(AlertDialog.BUTTON1);
+							b.setEnabled(true);		
+							b.setText("OK");
+						}
+					});
+				}
+			}, (long)10000);
+		}
+		else
+			startDialog.show();
+	}
+
+	static void writeCommand(OutputStream os, String command) throws Exception
+	{
+		os.write((command + "\n").getBytes("ASCII"));
+	} 
+
+
+
+	public void showTextOnScreen(final String t)
+	{
+		runOnUiThread(new Runnable(){
+			public void run() {
+				Toast.makeText(MainActivity.this,t,Toast.LENGTH_LONG).show();
+			}
+		});
+	}
+
+	public boolean onCreateOptionsMenu(Menu menu) {
+		MenuInflater inflater = getMenuInflater();
+		inflater.inflate(R.menu.menu, menu);
+
+		menu.add(0,MENU_SENDLOG,0,"Send debug info");
+		menu.add(0,MENU_ONAIPS,0,"About");
+		menu.add(0, MENU_HELP, 0, "Help");
+		menu.add(0, MENU_QUIT, 0, "Close");
+
+		return true;
+	}
+
+	public void setStateLabel(boolean state)
+	{
+		TextView stateLabel=(TextView)findViewById(R.id.stateLabel);
+		stateLabel.setText(state?"Running":"Stopped");
+		stateLabel.setTextColor(state?Color.GREEN:Color.RED);
+	}
+
+	public String getIpAddress() 
+	{
+		WifiManager wifiManager = (WifiManager) getSystemService(WIFI_SERVICE);    	
+		DhcpInfo dhcpInfo = wifiManager.getDhcpInfo();
+
+
+		return intToIp(dhcpInfo.ipAddress); 
+	}
+
+	boolean wifiConnected()
+	{
+		WifiManager wifi = (WifiManager) getSystemService(Context.WIFI_SERVICE);
+		WifiInfo info = wifi.getConnectionInfo();
+
+		return info.getBSSID()!=null;
+	}
+
+	private String intToIp(int i) {
+		return ( i & 0xFF) + "." +	((i >>  8 ) & 0xFF) + "." +	((i >> 16 ) & 0xFF) + "." +  ((i >> 24 ) & 0xFF);
+	}
+
+	public void stopServer()
+	{
+		try{					
+			Process sh;
+
+			sh = Runtime.getRuntime().exec("su");
+			OutputStream os = sh.getOutputStream();
+			writeCommand(os, "killall androidvncserver");
+			writeCommand(os, "killall -KILL androidvncserver");
+			writeCommand(os, "exit");
+
+			os.flush();
+			os.close();
+		} catch (IOException e) {
+			showTextOnScreen("stopServer()" + e.getMessage());
+			Log.v("VNC","stopServer()" + e.getMessage());
+		} catch (Exception e) {
+			Log.v("VNC","stopServer()" + e.getMessage());
+		}	
+
+	} 
+
+	public void startServerButtonClicked()
+	{
+		if (isAndroidServerRunning())
+		{
+			new AlertDialog.Builder(this)
+			.setTitle("Alert")
+			.setMessage(Html.fromHtml("There is another daemon already running, do you want to kill it?"))
+			.setPositiveButton("Yes", new DialogInterface.OnClickListener() {
+
+				@Override
+				public void onClick(DialogInterface arg0, int arg1) {
+					stopServer();
+					startServer();
+				}
+			})
+			.setNegativeButton("Cancel", new DialogInterface.OnClickListener() {
+				@Override
+				public void onClick(DialogInterface arg0, int arg1) {
+					return;
+				}
+			})
+			.show();
+		}
+		else
+			startServer();
+	}
+
+
+	public void startServer()
+	{
+		try{					
+			Process sh; 
+
+			String password=preferences.getString("password", "");
+			String password_check="";
+			if (!password.equals(""))
+				password_check="-p " + password;
+
+
+			String rotation=preferences.getString("rotation", "0");
+			rotation="-r " + rotation;
+
+			String scaling=preferences.getString("scale", "100");
+			String scaling_string="";
+			if (!scaling.equals("0"))
+				scaling_string="-s " + scaling;
+  
+
+			sh = Runtime.getRuntime().exec("su");
+			OutputStream os = sh.getOutputStream();
+			writeCommand(os, "chmod 777 /data/data/"+getPackageName()+"/androidvncserver");
+			writeCommand(os, "/data/data/"+getPackageName()+"/androidvncserver "+ password_check + " " + rotation + " " + scaling_string);
+ 
+
+		} catch (IOException e) {
+			Log.v("VNC","startServer():" + e.getMessage());
+			showTextOnScreen("startServer():" + e.getMessage());
+		} catch (Exception e) {
+			Log.v("VNC","startServer():" + e.getMessage());
+			showTextOnScreen("startServer():" + e.getMessage());
+		}	
+
+	}
+
+
+
+	public void copyBinary(int id,String path)
+	{
+		try {
+			InputStream ins = getResources().openRawResource(id);
+			int size = ins.available();
+
+			// Read the entire resource into a local byte buffer.
+			byte[] buffer = new byte[size];
+			ins.read(buffer);
+			ins.close();
+
+			FileOutputStream fos = new FileOutputStream(path);
+			fos.write(buffer);
+			fos.close();
+		}
+		catch (Exception e)
+		{
+			Log.v("VNC","public void createBinary(): " + e.getMessage());
+		}
+  
+
+	}  
+	public void createBinary()  
+	{ 
+		copyBinary(R.raw.androidvncserver, "/data/data/" + getPackageName() + "/androidvncserver");
+		copyBinary(R.raw.vncviewer, "/data/data/"+getPackageName()+"/VncViewer.jar");
+		copyBinary(R.raw.indexvnc, "/data/data/"+getPackageName()+"/index.vnc");
+	}
+ 
+	public void showHelp()
+	{
+		new AlertDialog.Builder(this)
+		.setTitle("Help")
+		.setMessage(Html.fromHtml("Mouse Mappings:<br><br>Right Click -> Back<br>Middle Click -> End Call<br>Left Click -> Touch<br><br>Keyboard Mappings<br><br>" +
+				"Home Key -> Home<br>Escape -> Back<br>Page Up ->Menu<br>Left Ctrl -> Search<br>PgDown -> Start Call<br>" +
+		"End Key -> End Call<br>F4 -> Rotate<br>F11 -> Disconnect Server<br>F12 -> Stop Server Daemon"))
+		.setPositiveButton("Fechar", null)
+		.setNegativeButton("Open Website", new DialogInterface.OnClickListener() {
+			@Override
+			public void onClick(DialogInterface arg0, int arg1) {
+				Intent myIntent = new Intent(Intent.ACTION_VIEW, Uri.parse("http://onaips.blogspot.com"));
+				startActivity(myIntent);
+			}
+		})
+		.show();
+	}
+
+	// This method is called once the menu is selected
+	public boolean onOptionsItemSelected(MenuItem item) {
+		switch (item.getItemId()) {
+		// We have only one menu option
+		case R.id.preferences:
+			// Launch Preference activity
+			Intent i = new Intent(MainActivity.this, preferences.class);
+			startActivity(i);
+
+			showTextOnScreen("Don't forget to stop/start the server after changes");
+
+			break; 
+		case MENU_QUIT:
+			System.exit(1);
+			break;
+		case MENU_HELP:
+			showHelp();
+			break;
+		case MENU_SENDLOG:
+			collectAndSendLog();
+			break;
+		case MENU_ONAIPS:
+
+			new AlertDialog.Builder(this)
+			.setTitle("About")
+			.setMessage(Html.fromHtml("version " + packageVersion() + "<br><br>developed by oNaiPs<br><br>Graphics: Sandro Forbice (@sandroforbice)<br><br>Open-Source Software"))
+			.setPositiveButton("Close", null)
+			.setNegativeButton("Open Website", new DialogInterface.OnClickListener() {
+				@Override
+				public void onClick(DialogInterface arg0, int arg1) {
+					Intent myIntent = new Intent(Intent.ACTION_VIEW, Uri.parse("http://onaips.blogspot.com"));
+					startActivity(myIntent);
+
+				}
+			})
+			.show();
+		} 
+		return true;
+	}
+
+	public boolean isAndroidServerRunning()
+	{
+		String result="";
+		Process sh;
+		try {
+			sh = Runtime.getRuntime().exec("ps");
+
+
+			InputStream is=sh.getInputStream();
+			InputStreamReader isr = new InputStreamReader(is);
+			BufferedReader br = new BufferedReader(isr);
+			String line;
+
+			while ((line  = br.readLine()) != null) {
+				result+=line;
+				if (result.indexOf("androidvncserver")>0)
+					return true;
+			} 
+			OutputStream os = sh.getOutputStream();
+			writeCommand(os, "exit");
+			os.flush();
+			os.close();
+		} catch (IOException e) {
+			Log.v("VNC"," isAndroidServerRunning():" + e.getMessage());
+		} catch (Exception e) {
+			Log.v("VNC"," isAndroidServerRunning():" + e.getMessage());
+		}
+
+		//Log.v("VNC",result);
+
+		return false;
+	}
+
+
+	public boolean hasRootPermission() {
+		boolean rooted = true;
+		try {
+			File su = new File("/system/bin/su");
+			if (su.exists() == false) {
+				su = new File("/system/xbin/su");
+				if (su.exists() == false) {
+					rooted = false;
+				}
+			}
+		} catch (Exception e) {
+			Log.v("VNC", "Can't obtain root - Here is what I know: "+e.getMessage());
+			rooted = false;
+		}
+		Process sh;
+		try {
+			String result="";
+
+			sh = Runtime.getRuntime().exec("whoami");
+
+			InputStream is=sh.getInputStream();
+			InputStreamReader isr = new InputStreamReader(is);
+			BufferedReader br = new BufferedReader(isr);
+			String line;
+
+			while ((line  = br.readLine()) != null) {
+				result+=line;
+				if (result.indexOf("androidvncserver")>0)
+					return true;
+			} 
+
+			Process sh1=Runtime.getRuntime().exec("su");
+
+			//Log.v("aaaaaa","chgrp -R " + result + " /data/data/org.onaips.vnc/");
+
+			OutputStream os = sh1.getOutputStream();
+
+			writeCommand(os, "chown -R " + result + " /data/data/" + getPackageName() + "/");
+			writeCommand(os, "chgrp -R " + result + " /data/data/" + getPackageName() + "/");
+			os.flush();
+			os.close();
+			isr.close();
+			is.close();
+
+
+		} catch (IOException e) {
+			// TODO Auto-generated catch block
+			e.printStackTrace();
+		}catch (Exception e) {
+			// TODO Auto-generated catch block
+			e.printStackTrace();
+		}
+		return rooted;
+	}
+
+	public static final String LOG_COLLECTOR_PACKAGE_NAME = "com.xtralogic.android.logcollector";//$NON-NLS-1$
+	public static final String ACTION_SEND_LOG = "com.xtralogic.logcollector.intent.action.SEND_LOG";//$NON-NLS-1$
+	public static final String EXTRA_SEND_INTENT_ACTION = "com.xtralogic.logcollector.intent.extra.SEND_INTENT_ACTION";//$NON-NLS-1$
+	public static final String EXTRA_DATA = "com.xtralogic.logcollector.intent.extra.DATA";//$NON-NLS-1$
+	public static final String EXTRA_ADDITIONAL_INFO = "com.xtralogic.logcollector.intent.extra.ADDITIONAL_INFO";//$NON-NLS-1$
+	public static final String EXTRA_SHOW_UI = "com.xtralogic.logcollector.intent.extra.SHOW_UI";//$NON-NLS-1$
+	public static final String EXTRA_FILTER_SPECS = "com.xtralogic.logcollector.intent.extra.FILTER_SPECS";//$NON-NLS-1$
+	public static final String EXTRA_FORMAT = "com.xtralogic.logcollector.intent.extra.FORMAT";//$NON-NLS-1$
+	public static final String EXTRA_BUFFER = "com.xtralogic.logcollector.intent.extra.BUFFER";//$NON-NLS-1$
+
+	void collectAndSendLog(){
+		final PackageManager packageManager = getPackageManager();
+		final Intent intent = new Intent(ACTION_SEND_LOG);
+		List<ResolveInfo> list = packageManager.queryIntentActivities(intent, PackageManager.MATCH_DEFAULT_ONLY);
+		final boolean isInstalled = list.size() > 0;
+
+		if (!isInstalled){
+			new AlertDialog.Builder(this)
+			.setTitle(getString(R.string.app_name))
+			.setIcon(android.R.drawable.ic_dialog_info)
+			.setMessage("Please install Log Collector application to collect the device log and send it to dev.")
+			.setPositiveButton(android.R.string.ok, new DialogInterface.OnClickListener(){
+				public void onClick(DialogInterface dialog, int whichButton){
+					Intent marketIntent = new Intent(Intent.ACTION_VIEW, Uri.parse("market://search?q=pname:" + LOG_COLLECTOR_PACKAGE_NAME));
+					marketIntent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
+					startActivity(marketIntent); 
+				}
+			})
+			.setNegativeButton(android.R.string.cancel, null)
+			.show();
+		}
+		else{
+			new AlertDialog.Builder(this)
+			.setTitle(getString(R.string.app_name))
+			.setIcon(android.R.drawable.ic_dialog_info)
+			.setMessage("Do you want to send debug info to the dev? Please specify what problem is ocurring.\n\nMake sure you started/stopped the server before submitting")
+			.setPositiveButton(android.R.string.ok, new DialogInterface.OnClickListener(){
+				public void onClick(DialogInterface dialog, int whichButton){
+					intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
+					intent.putExtra(EXTRA_SEND_INTENT_ACTION, Intent.ACTION_SENDTO);
+					final String email = "onaips@gmail.com";
+					intent.putExtra(EXTRA_DATA, Uri.parse("mailto:" + email));
+					intent.putExtra(EXTRA_ADDITIONAL_INFO,"Problem Description: \n\n\n\n---------DEBUG--------\n" + getString(R.string.device_info_fmt,getVersionNumber(getApplicationContext()),Build.MODEL,Build.VERSION.RELEASE, getFormattedKernelVersion(), Build.DISPLAY));
+
+					intent.putExtra(Intent.EXTRA_SUBJECT, "droid VNC server: Debug Info");
+
+					intent.putExtra(EXTRA_FORMAT, "time");
+
+					//The log can be filtered to contain data relevant only to your app
+					String[] filterSpecs = new String[4];
+					filterSpecs[0] = "VNC:I";
+					filterSpecs[1] = "VNC:D";
+					filterSpecs[2] = "VNC:V";
+					filterSpecs[3] = "*:S";
+					intent.putExtra(EXTRA_FILTER_SPECS, filterSpecs);
+
+					startActivity(intent);
+				}
+			})
+			.setNegativeButton(android.R.string.cancel, null)
+			.show();
+		}
+	}
+
+	private String getFormattedKernelVersion() 
+	{
+		String procVersionStr;
+
+		try {
+			BufferedReader reader = new BufferedReader(new FileReader("/proc/version"), 256);
+			try {
+				procVersionStr = reader.readLine();
+			} finally {
+				reader.close();
+			}
+
+			final String PROC_VERSION_REGEX =
+				"\\w+\\s+" + /* ignore: Linux */
+				"\\w+\\s+" + /* ignore: version */
+				"([^\\s]+)\\s+" + /* group 1: 2.6.22-omap1 */
+				"\\(([^\\s@]+(?:@[^\\s.]+)?)[^)]*\\)\\s+" + /* group 2: (xxxxxx@xxxxx.constant) */
+				"\\([^)]+\\)\\s+" + /* ignore: (gcc ..) */
+				"([^\\s]+)\\s+" + /* group 3: #26 */
+				"(?:PREEMPT\\s+)?" + /* ignore: PREEMPT (optional) */
+				"(.+)"; /* group 4: date */
+
+			Pattern p = Pattern.compile(PROC_VERSION_REGEX);
+			Matcher m = p.matcher(procVersionStr);
+
+			if (!m.matches()) {
+				Log.e("VNC", "Regex did not match on /proc/version: " + procVersionStr);
+				return "Unavailable";
+			} else if (m.groupCount() < 4) {
+				Log.e("VNC", "Regex match on /proc/version only returned " + m.groupCount()
+						+ " groups");
+				return "Unavailable";
+			} else {
+				return (new StringBuilder(m.group(1)).append("\n").append(
+						m.group(2)).append(" ").append(m.group(3)).append("\n")
+						.append(m.group(4))).toString();
+			}
+		} catch (IOException e) {  
+			Log.e("VNC", "IO Exception when getting kernel version for Device Info screen", e);
+
+			return "Unavailable";
+		}
+	}
+
+	private static String getVersionNumber(Context context) 
+	{
+		String version = "?";
+		try 
+		{
+			PackageInfo packagInfo = context.getPackageManager().getPackageInfo(context.getPackageName(), 0);
+			version = packagInfo.versionName;
+		} 
+		catch (PackageManager.NameNotFoundException e){};
+
+		return version;
+	}
+}
+

src/org/onaips/vnc/preferences.java

@@ -0,0 +1,18 @@
+package org.onaips.vnc;
+
+
+
+
+import android.os.Bundle;
+import android.preference.PreferenceActivity;
+
+public class preferences extends PreferenceActivity {
+
+	/** Called when the activity is first created. */
+	@Override
+	public void onCreate(Bundle savedInstanceState) {
+	    super.onCreate(savedInstanceState);
+	    
+	    addPreferencesFromResource(R.xml.preferences);
+	}
+}