/// <summary>
/// Unregisters a previously registered AID for the specified category.
/// </summary>
/// <since_tizen> 3 </since_tizen>
/// <param name="seType">The type of the secure element.</param>
/// <param name="category">Enumeration value of the category.</param>
/// <param name="aid">The application ID specified in the ISO/IEC 7816-4.</param>
/// <privilege>http://tizen.org/privilege/nfc.cardemulation</privilege>
/// <exception cref="NotSupportedException">Thrown when the NFC is not supported.</exception>
/// <exception cref="ArgumentException">Thrown when the method fails due to an invalid parameter.</exception>
/// <exception cref="InvalidOperationException">Thrown when the method fails due to an invalid operation.</exception>
public void UnregisterAid(NfcSecureElementType seType, NfcCardEmulationCategoryType category, string aid)
{
int ret = Interop.Nfc.CardEmulation.UnregisterAid((int)seType, (int)category, aid);
if (ret != (int)NfcError.None)
{
Log.Error(Globals.LogTag, "Failed to unregister aid, Error - " + (NfcError)ret);
NfcErrorFactory.ThrowNfcException(ret);
}
}
/// <summary>
/// Gets the state, whether an application to call this API is currently the activated handler for the category.
/// </summary>
/// <since_tizen> 3 </since_tizen>
/// <returns>'True' when application is currently the activated handler, otherwise 'False'.</returns>
/// <param name="seType">The type of the secure element.</param>
/// <param name="category">Enumeration value of the category.</param>
/// <privilege>http://tizen.org/privilege/nfc.cardemulation</privilege>
/// <exception cref="NotSupportedException">Thrown when the NFC is not supported.</exception>
/// <exception cref="ArgumentException">Thrown when the method fails due to an invalid parameter.</exception>
/// <exception cref="InvalidOperationException">Thrown when the method fails due to an invalid operation.</exception>
public bool IsActivatedHandlerForCategory(NfcSecureElementType seType, NfcCardEmulationCategoryType category)
{
bool isActivatedHandle = false;
int ret = Interop.Nfc.CardEmulation.IsActivatedHandlerForCategory((int)seType, (int)category, out isActivatedHandle);
if (ret != (int)NfcError.None)
{
Log.Error(Globals.LogTag, "Failed to check activated handle for category, Error - " + (NfcError)ret);
NfcErrorFactory.ThrowNfcException(ret);
}
return(isActivatedHandle);
}
private void RegisterSecureElementTransactionEvent(NfcSecureElementType seType)
{
_secureElementTransactionEventCallback = (int type, IntPtr aid, int aidSize, IntPtr param, int paramSize, IntPtr userData) =>
{
NfcSecureElementType _secureElementType = (NfcSecureElementType)type;
byte[] _aid = NfcConvertUtil.IntLengthIntPtrToByteArray(aid, aidSize);
byte[] _param = NfcConvertUtil.IntLengthIntPtrToByteArray(param, paramSize);
SecureElementTranscationEventArgs e = new SecureElementTranscationEventArgs(_secureElementType, _aid, _param);
_secureElementTransactionEvent.SafeInvoke(null, e);
};
int ret = Interop.Nfc.SetSecureElementTransactionEventCallback((int)seType, _secureElementTransactionEventCallback, IntPtr.Zero);
if (ret != (int)NfcError.None)
{
Log.Error(Globals.LogTag, "Failed to set secure element transaction event callback, Error - " + (NfcError)ret);
}
}
/// <summary>
/// Retrieves all registered AIDs.
/// </summary>
/// <since_tizen> 3 </since_tizen>
/// <returns>The list of NfcRegisteredAidInformation objects.</returns>
/// <param name="seType">The type of the secure element.</param>
/// <param name="category">Enumeration value of the category.</param>
/// <privilege>http://tizen.org/privilege/nfc.cardemulation</privilege>
/// <exception cref="NotSupportedException">Thrown when the NFC is not supported.</exception>
/// <exception cref="ArgumentException">Thrown when the method fails due to an invalid parameter.</exception>
/// <exception cref="InvalidOperationException">Thrown when the method fails due to an invalid operation.</exception>
public IEnumerable <NfcRegisteredAidInformation> GetRegisteredAidInformation(NfcSecureElementType seType, NfcCardEmulationCategoryType category)
{
List <NfcRegisteredAidInformation> infoList = new List <NfcRegisteredAidInformation>();
Interop.Nfc.SecureElementRegisteredAidCallback callback = (int type, IntPtr aid, bool readOnly, IntPtr userData) =>
{
if (aid != IntPtr.Zero)
{
NfcRegisteredAidInformation aidInfo = new NfcRegisteredAidInformation((NfcSecureElementType)type, Marshal.PtrToStringAnsi(aid), readOnly);
infoList.Add(aidInfo);
}
};
int ret = Interop.Nfc.CardEmulation.ForeachRegisterdAids((int)seType, (int)category, callback, IntPtr.Zero);
if (ret != (int)NfcError.None)
{
Log.Error(Globals.LogTag, "Failed to get all registerd aid informations, Error - " + (NfcError)ret);
NfcErrorFactory.ThrowNfcException(ret);
}
return(infoList);
}
internal NfcRegisteredAidInformation(NfcSecureElementType seType, string aid, bool readOnly)
{
_seType = seType;
_aid = aid;
_readOnly = readOnly;
}
internal SecureElementTranscationEventArgs(NfcSecureElementType secureElementType, byte[] aid, byte[] param)
{
_secureElementType = secureElementType;
_aid = aid;
_param = param;
}
private void UnregisterSecureElementTransactionEvent(NfcSecureElementType seType)
{
Interop.Nfc.UnsetSecureElementTransactionEventCallback((int)seType);
}
