Mbed OS Reference | iso7816.h Source File

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 /*
  * Copyright (c) 2014-2018, ARM Limited, All Rights Reserved
  * SPDX-License-Identifier: Apache-2.0
  *
  * 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.
  */
 /**
  * \file iso7816.h
  * \copyright Copyright (c) ARM Ltd 2014
  * \author Donatien Garnier
  */
 
 #ifndef ISO7816_H_
 #define ISO7816_H_
 
 #include "stack/nfc_common.h"
 
 #include "transceiver/protocols.h"
 #include "tech/isodep/isodep_target.h"
 
 #ifdef __cplusplus
 extern "C" {
 #endif
 
 struct nfc_tech_iso7816_c_apdu {
     uint8_t cla;
     uint8_t ins;
     uint8_t p1;
     uint8_t p2;
     ac_buffer_t dataIn;
     size_t maxRespLength;
 };
 
 struct nfc_tech_iso7816_r_apdu {
     ac_buffer_t dataOut;
     uint16_t sw;
 };
 
 #define ISO7816_RX_BUFFER_SIZE 256
 
 typedef struct nfc_tech_iso7816_c_apdu nfc_tech_iso7816_c_apdu_t;
 typedef struct nfc_tech_iso7816_r_apdu nfc_tech_iso7816_r_apdu_t;
 
 typedef struct nfc_tech_iso7816 nfc_tech_iso7816_t;
 
 typedef void (*nfc_tech_iso7816_disconnected_cb)(nfc_tech_iso7816_t *pIso7816, void *pUserData);
 
 struct nfc_tech_iso7816_app;
 typedef struct nfc_tech_iso7816_app nfc_tech_iso7816_app_t;
 
 struct nfc_tech_iso7816 {
     nfc_tech_isodep_target_t isoDepTarget;
 
     nfc_tech_iso7816_app_t *pAppList;
     nfc_tech_iso7816_app_t *pSelectedApp;
 
     bool disconnected;
 
     nfc_tech_iso7816_c_apdu_t cApdu;
     nfc_tech_iso7816_r_apdu_t rApdu;
 
     bool responseReady;
 
     nfc_tech_iso7816_disconnected_cb disconnectedCb;
     void *pUserData;
 
     ac_buffer_t hist; //Historical bytes
 
     ac_istream_t inputStream;
     ac_ostream_t outputStream;
 
     //PDU buffer (tx)
     uint8_t txBuf[2];
     ac_buffer_builder_t txBldr;
 
     //Receive buffer
     uint8_t rxBuf[ISO7816_RX_BUFFER_SIZE];
     ac_buffer_builder_t rxBldr;
 };
 
 void nfc_tech_iso7816_init(nfc_tech_iso7816_t *pIso7816, nfc_transceiver_t *pTransceiver, nfc_tech_iso7816_disconnected_cb disconnectedCb, void *pUserData);
 void nfc_tech_iso7816_add_app(nfc_tech_iso7816_t *pIso7816, nfc_tech_iso7816_app_t *pIso7816App);
 void nfc_tech_iso7816_connect(nfc_tech_iso7816_t *pIso7816);
 void nfc_tech_iso7816_disconnect(nfc_tech_iso7816_t *pIso7816);
 nfc_err_t nfc_tech_iso7816_reply(nfc_tech_iso7816_t *pIso7816);
 
 inline static nfc_tech_iso7816_c_apdu_t *nfc_tech_iso7816_c_apdu(nfc_tech_iso7816_t *pIso7816)
 {
     return &pIso7816->cApdu;
 }
 
 inline static nfc_tech_iso7816_r_apdu_t *nfc_tech_iso7816_r_apdu(nfc_tech_iso7816_t *pIso7816)
 {
     return &pIso7816->rApdu;
 }
 
 #ifdef __cplusplus
 }
 #endif
 
 #endif /* ISO7816_H_ */
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