dsl_licensing/MachineIDUtilities.cpp at master · esp1/dsl_licensing · GitHub

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/*
  ==============================================================================

    MachineIDUtilities.cpp
    Created: 23 Sep 2019 7:39:39pm
    Author:  Edwin Park

  ==============================================================================
*/

#include "MachineIDUtilities.h"
#include <juce_core/juce_core.h>
#include <juce_cryptography/juce_cryptography.h>

using juce::int64;
using juce::juce_wchar;
using juce::MACAddress;
using juce::MD5;
using juce::SystemStats;

char MachineIDUtilities::getPlatformPrefix() {
#if JUCE_MAC
  return 'M';
#elif JUCE_WINDOWS
  return 'W';
#elif JUCE_LINUX
  return 'L';
#elif JUCE_IOS
  return 'I';
#elif JUCE_ANDROID
  return 'A';
#endif
}

String MachineIDUtilities::getEncodedIDString(const String &input) {
  auto platform =
      String::charToString(static_cast<juce_wchar>(getPlatformPrefix()));

  return platform + MD5((input + "salt_1" + platform).toUTF8())
                        .toHexString()
                        .substring(0, 9)
                        .toUpperCase();
}

bool MachineIDUtilities::addFileIDToList(StringArray &ids, const File &f) {
  if (auto num = f.getFileIdentifier()) {
    ids.add(getEncodedIDString(String::toHexString((int64)num)));
    return true;
  }

  return false;
}

void MachineIDUtilities::addMACAddressesToList(StringArray &ids) {
  for (auto &address : MACAddress::getAllAddresses())
    ids.add(getEncodedIDString(address.toString()));
}

StringArray MachineIDUtilities::getLocalMachineIDs() {
  auto identifiers = juce::StringArray();
  identifiers.add(juce::SystemStats::getUniqueDeviceID());

  for (auto &identifier : identifiers)
    identifier = getEncodedIDString(identifier);

  return identifiers;
}