blue-app-btc/src/btchip_apdu_get_operation_m...

45 lines
1.5 KiB
C

/*******************************************************************************
* Ledger Blue - Bitcoin Wallet
* (c) 2016 Ledger
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
********************************************************************************/
#include "btchip_internal.h"
#include "btchip_apdu_constants.h"
#define P1_GET_OPERATION_MODE 0x00
#define P1_GET_SECOND_FACTOR_MODE 0x01
unsigned short btchip_apdu_get_operation_mode() {
SB_CHECK(N_btchip.bkp.config.operationMode);
if ((SB_GET(N_btchip.bkp.config.operationMode) ==
BTCHIP_MODE_SETUP_NEEDED) ||
(SB_GET(N_btchip.bkp.config.operationMode) == BTCHIP_MODE_ISSUER)) {
return BTCHIP_SW_CONDITIONS_OF_USE_NOT_SATISFIED;
}
switch (G_io_apdu_buffer[ISO_OFFSET_P1]) {
case P1_GET_OPERATION_MODE:
G_io_apdu_buffer[0] = SB_GET(N_btchip.bkp.config.operationMode);
break;
default:
return BTCHIP_SW_INCORRECT_P1_P2;
}
btchip_context_D.outLength = 1;
return BTCHIP_SW_OK;
}