Laerdal.Dfu

This is an Xamarin binding library for the Nordic Semiconductors Android library for updating the firmware of their devices over the air via Bluetooth Low Energy.

The Java library is located here: https://github.com/NordicSemiconductor/Android-DFU-Library

The native iOS Pod library is located here: https://github.com/NordicSemiconductor/IOS-Pods-DFU-Library

Requirements

You'll need :

• MacOS
  • with XCode
  • with Xamarin.iOS
  • with gradle
  • with Xamarin.Android
  • [with ObjectiveSharpie] (optional)

brew cask install objectivesharpie

More about Objective Sharpie

Steps to build

1) Checkout

git clone https://github.com/Laerdal/Laerdal.Dfu.git

2) Run build script

There are 2 sources for the iOS package : via building the release code or using the CocoaPods.

To build the nuget via building the source code, run :

./build.sh

Otherwise, to download cocoapods xcframeworks :

./build.sh --use-carthage

You'll find the nuget in Laerdal.Dfu.Output/

Known issues

• Invalid Swift support when submitted to the Apple AppStore |

Fix : Laerdal/Laerdal.Dfu.iOS#3 (comment) |

#!/usr/bin/env sh
xcode_lib_path="/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift-5.0/iphoneos"
app_path=$1
app_name=<insert app name>
libs=("$app_path/Products/Applications/$app_name/Frameworks/"*.dylib)

for i in "${libs[@]}"
do
  cp "$xcode_lib_path/$(basename "$i")" "$app_path/SwiftSupport/iphoneos/"
  cp "$xcode_lib_path/$(basename "$i")" "$app_path/Products/Applications/$app_name/Frameworks/"
done

-- Thanks @OliverFlecke

• ObjCRuntime.RuntimeException: Can't register the class XXX when the dynamic registrar has been linked away"

Fix : You might need to add "--optimize=-remove-dynamic-registrar" to your apps mtouch args.