linux/drivers/nfc/st-nci/st-nci_se.h

62 lines
1.9 KiB
C

/*
* Secure Element Driver for STMicroelectronics NFC NCI Chip
*
* Copyright (C) 2014-2015 STMicroelectronics SAS. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#ifndef __LOCAL_ST_NCI_SE_H_
#define __LOCAL_ST_NCI_SE_H_
/*
* ref ISO7816-3 chap 8.1. the initial character TS is followed by a
* sequence of at most 32 characters.
*/
#define ST_NCI_ESE_MAX_LENGTH 33
#define ST_NCI_HCI_HOST_ID_ESE 0xc0
struct st_nci_se_info {
u8 atr[ST_NCI_ESE_MAX_LENGTH];
struct completion req_completion;
struct timer_list bwi_timer;
int wt_timeout; /* in msecs */
bool bwi_active;
struct timer_list se_active_timer;
bool se_active;
bool xch_error;
se_io_cb_t cb;
void *cb_context;
};
int st_nci_se_init(struct nci_dev *ndev);
void st_nci_se_deinit(struct nci_dev *ndev);
int st_nci_discover_se(struct nci_dev *ndev);
int st_nci_enable_se(struct nci_dev *ndev, u32 se_idx);
int st_nci_disable_se(struct nci_dev *ndev, u32 se_idx);
int st_nci_se_io(struct nci_dev *ndev, u32 se_idx,
u8 *apdu, size_t apdu_length,
se_io_cb_t cb, void *cb_context);
int st_nci_hci_load_session(struct nci_dev *ndev);
void st_nci_hci_event_received(struct nci_dev *ndev, u8 pipe,
u8 event, struct sk_buff *skb);
void st_nci_hci_cmd_received(struct nci_dev *ndev, u8 pipe, u8 cmd,
struct sk_buff *skb);
#endif /* __LOCAL_ST_NCI_SE_H_ */