Bitcoin Signature App

This app takes the bitcoin signature tool standalone web app and turns it into a basic Android app.

For more information about the app and the protocol it was built for visit https://bitcointalk.org/index.php?topic=1232915

Building From Source

###Prerequisites

• Install Java SDK

• Install Android SDK

• From the Android SDK Manager make sure you have:

  • Tools/Android SDK Tools
  • Tools/Android SDK Platform-tools
  • API 22/SDK Platform

• Install Node.js

  npm install -g phonegap

Building with signature (using temporary keystore)

cd platforms/android
phonegap build android --release
mv "build/outputs/apk/android-release-unsigned.apk" "build/outputs/apk/bitcoinsignaturetool-release-u.apk"
jarsigner -verbose -sigalg SHA1withRSA -digestalg SHA1 -keystore "tempkey.keystore" \
    "build/outputs/apk/bitcoinsignaturetool-release-u.apk" alias_name
jarsigner -verify -verbose -certs "build/outputs/apk/bitcoinsignaturetool-release-u.apk"
zipalign -v 4 "build/outputs/apk/bitcoinsignaturetool-release-u.apk" \
    "build/outputs/apk/bitcoinsignaturetool-release.apk"

Built files are at platforms/android/build/outputs/apk/ and bitcoinsignaturetool-release.apk is the release one that we have just created above.