static int
openct_reader_connect(sc_reader_t *reader,
sc_slot_info_t *slot)
{
struct driver_data *data = (struct driver_data *) reader->drv_data;
int rc;
SC_FUNC_CALLED(reader->ctx, 1);
if (data->h)
ct_reader_disconnect(data->h);
if (!(data->h = ct_reader_connect(data->num))) {
sc_error(reader->ctx, "ct_reader_connect socket failed\n");
return SC_ERROR_CARD_NOT_PRESENT;
}
rc = ct_card_request(data->h, slot->id, 0, NULL,
slot->atr, sizeof(slot->atr));
if (rc < 0) {
sc_error(reader->ctx,
"openct_reader_connect read failed: %s\n",
ct_strerror(rc));
return SC_ERROR_CARD_NOT_PRESENT;
}
if (rc == 0) {
sc_error(reader->ctx, "openct_reader_connect recved no data\n");
return SC_ERROR_READER;
}
slot->atr_len = rc;
return SC_NO_ERROR;
}
static int
openct_reader_connect(sc_reader_t *reader)
{
struct driver_data *data = (struct driver_data *) reader->drv_data;
int rc;
SC_FUNC_CALLED(reader->ctx, SC_LOG_DEBUG_VERBOSE);
if (reader->ctx->flags & SC_CTX_FLAG_TERMINATE)
return SC_ERROR_NOT_ALLOWED;
if (data->h)
ct_reader_disconnect(data->h);
if (!(data->h = ct_reader_connect(data->num))) {
sc_debug(reader->ctx, SC_LOG_DEBUG_NORMAL, "ct_reader_connect socket failed\n");
return SC_ERROR_CARD_NOT_PRESENT;
}
rc = ct_card_request(data->h, data->slot, 0, NULL,
reader->atr.value, sizeof(reader->atr.value));
if (rc < 0) {
sc_debug(reader->ctx, SC_LOG_DEBUG_NORMAL,
"openct_reader_connect read failed: %s\n",
ct_strerror(rc));
return SC_ERROR_CARD_NOT_PRESENT;
}
if (rc == 0) {
sc_debug(reader->ctx, SC_LOG_DEBUG_NORMAL, "openct_reader_connect recved no data\n");
return SC_ERROR_READER;
}
reader->atr.len = rc;
return SC_SUCCESS;
}
/*
* Reset the card - this is the same as "request icc" without parameters
*/
int ct_card_reset(ct_handle * h, unsigned int slot, void *atr, size_t atr_len)
{
return ct_card_request(h, slot, 0, NULL, atr, atr_len);
}
