Merge pull request #75 from MyHush/denio

new padding size to prevent Metadata leakage, new xpm logo

DEVELOPING.md

@@ -3,20 +3,34 @@
 
 ```
 # build dependencies
-sudo apt install clang g++ build-essential make mingw-w64 git pkg-config libc6-dev m4 g++-multilib autoconf libtool-bin ncurses-dev unzip python python-zmq zlib1g-dev wget curl bsdmainutils automake libgl1-mesa-dev libglu1-mesa-dev libfontconfig1-dev autopoint libssl-dev
+sudo apt install -y clang g++ build-essential make mingw-w64 git pkg-config libc6-dev m4 g++-multilib autoconf libtool-bin ncurses-dev unzip python python-zmq zlib1g-dev wget curl bsdmainutils automake libgl1-mesa-dev libglu1-mesa-dev libfontconfig1-dev autopoint libssl-dev
 
 # MXE dependencies
-sudo apt install bash bison bzip2 flex gettext git gperf intltool libc6-dev-i386 libgdk-pixbuf2.0-dev libltdl-dev libtool-bin libxml-parser-perl make openssl p7zip-full patch perl pkg-config python ruby sed unzip wget xz-utils
+sudo apt install -y bash bison bzip2 flex gettext git gperf intltool libc6-dev-i386 libgdk-pixbuf2.0-dev libltdl-dev libtool-bin libxml-parser-perl make openssl p7zip-full patch perl pkg-config python ruby sed unzip wget xz-utils
 
+```
+## more dependencies 
+```
+
+apt-get -y update && apt-get install -y \
+    curl libdbus-1-3 libexpat1 \
+    libgl1-mesa-dev libglu1-mesa-dev libfontconfig1-dev libssl-dev  \
+    libfreetype6 libgl1-mesa-glx libglib2.0-0 \
+    libx11-6 libx11-xcb1 \
+    g++ build-essential cmake wget git clang++-6.0 \
+    software-properties-common  \
+    autoconf automake autopoint bison flex gperf libtool libtool-bin intltool lzip python ruby unzip p7zip-full libgdk-pixbuf2.0-dev libltdl-dev
 ```
 # Compile OpenSSL
 
 ```
-# Download openssl 1.0.2
+# Download openssl 1.0.2 from https://openssl.org/source/
-https://www.openssl.org/source/
+
-cd openssl
+wget https://www.openssl.org/source/openssl-1.0.2t.tar.gz
-./Configure linux-x86_64
+tar zxvpf openssl-1.0.2t.tar.gz
-make
+cd openssl-1.0.2t
+./config # linux-x86_64
+make -j$(nproc)
 ```
 ## Static build of Qt5
 
@@ -25,7 +39,7 @@ make
 mkdir -p ~/Qt/5.11.2 && cd ~/Qt/5.11.2
 
 wget https://download.qt.io/archive/qt/5.11/5.11.2/single/qt-everywhere-src-5.11.2.tar.xz
-tar xvf qt-everywhere-src-5.11.2.tar.xz && cd qt-everywhere-src-5.11.2
+tar xvpf qt-everywhere-src-5.11.2.tar.xz && cd qt-everywhere-src-5.11.2
 
 ```
 # Configure and build Qt5 statically.

README.md

@@ -1,12 +1,9 @@
-# SilentDragonLite
+# SilentDragonLite 
 
 SilentDragonLite is a lightwallet for HUSH ($HUSH) runs on Linux and Windows which does not require you to download the full blockchain. This is experimental software under active development!
 
-[![Front.png](https://i.postimg.cc/KjNpvVGk/Front.png)](https://postimg.cc/fSVf880D)
 
-[![Sendtab.png](https://i.postimg.cc/25hwSJTk/Sendtab.png)](https://postimg.cc/mcZMdm0J)
+[![Screenshot-from-2019-12-14-14-51-50.png](https://i.postimg.cc/XYGmmFYJ/Screenshot-from-2019-12-14-14-51-50.png)](https://postimg.cc/21Y0B1vR)
-
-[![Neueslogo.png](https://i.postimg.cc/63j67MH5/Neueslogo.png)](https://postimg.cc/KkThwDSd)
 
 ## PRIVACY NOTICE
 

silentdragon-lite.pro

@@ -27,6 +27,10 @@ DEFINES += \
 INCLUDEPATH  += src/3rdparty/
 INCLUDEPATH  += src/
 
+mac: LIBS+= -Wl,-dead_strip
+mac: LIBS+= -Wl,-dead_strip_dylibs
+mac: LIBS+= -Wl,-bind_at_load
+
 RESOURCES     = application.qrc
 
 MOC_DIR = bin

src/websockets.cpp

@@ -432,9 +432,12 @@ void AppDataServer::saveNonceHex(NonceType nt, QString noncehex) {
 
 // Encrypt an outgoing message with the stored secret key.
 QString AppDataServer::encryptOutgoing(QString msg) {
-    if (msg.length() % 256 > 0) {
+      int padding = 16*1024;
-        msg = msg + QString(" ").repeated(256 - (msg.length() % 256));
+    qDebug() << "Encrypt msg(pad="<<padding<<")  prepad len=" << msg.length();
+    if (msg.length() % padding > 0) {
+        msg = msg + QString(" ").repeated(padding - (msg.length() % padding));
     }
+    qDebug() << "Encrypt msg postpad len=" << msg.length();
 
     QString localNonceHex = getNonceHex(NonceType::LOCAL);