public byte[] getExportData(KgkManager kgkManager) {
kgkManager.freshIv2();
kgkManager.freshSalt2();
byte[] kgkBlock = kgkManager.getEncryptedKgk();
Crypter settingsCrypter = this.getSettingsCrypter(kgkManager);
byte[] encryptedSettings =
settingsCrypter.encrypt(Packer.compress(this.getSettingsAsJSON().toString()));
byte[] salt = kgkManager.getKgkCrypterSalt();
byte[] exportData = new byte[1 + salt.length + kgkBlock.length + encryptedSettings.length];
exportData[0] = 0x01;
System.arraycopy(salt, 0, exportData, 1, salt.length);
System.arraycopy(kgkBlock, 0, exportData, 1 + salt.length, kgkBlock.length);
System.arraycopy(
encryptedSettings,
0,
exportData,
1 + salt.length + kgkBlock.length,
encryptedSettings.length);
return exportData;
}
public void storeLocalSettings(KgkManager kgkManager) {
kgkManager.freshSalt2();
kgkManager.freshIv2();
Crypter settingsCrypter = this.getSettingsCrypter(kgkManager);
JSONObject storeStructure = new JSONObject();
try {
storeStructure.put("settings", this.getSettingsAsJSON());
storeStructure.put("synced", this.getSyncedSettings());
} catch (JSONException jsonError) {
Log.d("Settings saving error", "Could not construct JSON structure for storage.");
jsonError.printStackTrace();
}
SharedPreferences.Editor savedDomainsEditor = savedDomains.edit();
if (settingsCrypter != null) {
byte[] encryptedSettings =
settingsCrypter.encrypt(Packer.compress(storeStructure.toString()));
savedDomainsEditor.putString(
"encryptedSettings", Base64.encodeToString(encryptedSettings, Base64.DEFAULT));
savedDomainsEditor.apply();
kgkManager.storeLocalKgkBlock();
}
}