TEE_Result syscall_se_reader_get_prop(unsigned long reader_handle, uint32_t *p)
{
TEE_Result ret;
TEE_SEReaderProperties kprop;
uint32_t kp = 0;
struct tee_se_reader_proxy *r = tee_svc_uref_to_kaddr(reader_handle);
struct tee_ta_session *sess;
if (!tee_se_manager_is_reader_proxy_valid(r))
return TEE_ERROR_BAD_PARAMETERS;
ret = tee_ta_get_current_session(&sess);
if (ret != TEE_SUCCESS)
return ret;
tee_se_reader_get_properties(r, &kprop);
if (kprop.sePresent)
kp |= UTEE_SE_READER_PRESENT;
if (kprop.teeOnly)
kp |= UTEE_SE_READER_TEE_ONLY;
if (kprop.selectResponseEnable)
kp |= UTEE_SE_READER_SELECT_RESPONE_ENABLE;
ret = tee_svc_copy_to_user(p, &kp, sizeof(kp));
if (ret != TEE_SUCCESS)
return ret;
return TEE_SUCCESS;
}
static TEE_Result internal_select(struct tee_se_channel *c,
struct tee_se_aid *aid, int select_ops)
{
struct cmd_apdu *cmd;
struct resp_apdu *resp;
struct tee_se_session *s;
TEE_Result ret;
TEE_SEReaderProperties prop;
size_t rx_buf_len = 0;
int channel_id;
uint8_t cla_channel;
assert(c);
s = tee_se_channel_get_session(c);
channel_id = tee_se_channel_get_id(c);
if (channel_id >= MAX_LOGICAL_CHANNEL)
panic("invalid channel id");
cla_channel = iso7816_get_cla_channel(channel_id);
if (select_ops == FIRST_OR_ONLY_OCCURRENCE) {
assert(aid);
cmd = alloc_cmd_apdu(ISO7816_CLA | cla_channel,
SELECT_CMD, SELECT_BY_AID,
select_ops, aid->length,
rx_buf_len, aid->aid);
} else {
cmd = alloc_cmd_apdu(ISO7816_CLA | cla_channel,
SELECT_CMD, SELECT_BY_AID,
select_ops, 0, rx_buf_len, NULL);
}
resp = alloc_resp_apdu(rx_buf_len);
ret = tee_se_session_transmit(s, cmd, resp);
if (ret != TEE_SUCCESS) {
EMSG("exchange apdu failed: %d", ret);
return ret;
}
tee_se_reader_get_properties(s->reader_proxy, &prop);
if (prop.selectResponseEnable)
tee_se_channel_set_select_response(c, resp);
if (aid)
tee_se_channel_set_aid(c, aid);
if (resp->sw1 == CMD_OK_SW1 && resp->sw2 == CMD_OK_SW2) {
ret = TEE_SUCCESS;
} else {
EMSG("operation failed, sw1:%02X, sw2:%02X",
resp->sw1, resp->sw2);
if (resp->sw1 == 0x6A && resp->sw2 == 0x83)
ret = TEE_ERROR_ITEM_NOT_FOUND;
else
ret = TEE_ERROR_NOT_SUPPORTED;
}
apdu_release(to_apdu_base(cmd));
apdu_release(to_apdu_base(resp));
return ret;
}
