phStatus_t phalT1T_Sw_RequestA (
phalT1T_Sw_DataParams_t * pDataParams, /**< [In] */
uint8_t * pAtqa /**< [Out] */
)
{
return phpalI14443p3a_RequestA( pDataParams->pPalI14443p3aDataParams , pAtqa );
}
PyObject *Mifare_select(Mifare *self)
{
uint8_t byteBufferSize = UID_BUFFER_SIZE;
uint8_t byteBuffer[UID_BUFFER_SIZE];
uint8_t pAtqa[2];
phStatus_t status;
uint8_t bSak;
uint8_t bMoreCardsAvailable;
/* reset the IC */
phhalHw_Rc523_Cmd_SoftReset(&self->data.hal);
/* Reset the RF field */
if ((status = phhalHw_FieldReset(&self->data.hal)) != PH_ERR_SUCCESS) {
return PyErr_Format(SelectError, "FieldReset command failed: %04x", status);
}
/* Apply the type A protocol settings
* and activate the RF field. */
if ((status = phhalHw_ApplyProtocolSettings(&self->data.hal, PHHAL_HW_CARDTYPE_ISO14443A)) != PH_ERR_SUCCESS) {
return PyErr_Format(SelectError, "ApplyProtocolSettings command failed: %04x", status);
}
/* Empty the pAtqa */
memset(pAtqa, '\0', 2);
if ((status = phpalI14443p3a_RequestA(&self->data.I14443p3a, pAtqa)) != PH_ERR_SUCCESS) {
return PyErr_Format(SelectError, "RequestA command failed: %04x", status);
}
/* Reset the RF field */
if ((status = phhalHw_FieldReset(&self->data.hal)) != PH_ERR_SUCCESS) {
return PyErr_Format(SelectError, "FieldReset command failed: %04x", status);
}
/* Activate the communication layer part 3 of the ISO 14443A standard. */
if ( phpalI14443p3a_ActivateCard(&self->data.I14443p3a, NULL, 0x00, byteBuffer, &byteBufferSize, &bSak, &bMoreCardsAvailable) == PH_ERR_SUCCESS) {
// Card is present, return it as a python object.
uint8_t i;
char asciiBuffer[UID_ASCII_BUFFER_SIZE];
if (byteBufferSize + 1 > UID_ASCII_BUFFER_SIZE) {
// Truncate if we got back too much data
byteBufferSize = UID_ASCII_BUFFER_SIZE - 1;
}
for (i = 0; i < byteBufferSize; i++) {
sprintf(&asciiBuffer[2 * i], "%02X", byteBuffer[i]);
}
return PyUnicode_FromString(asciiBuffer);
}
Py_RETURN_NONE;
}
