125 lines
3.3 KiB
C
125 lines
3.3 KiB
C
/*
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* This file is part of the Pico Keys SDK distribution (https://github.com/polhenarejos/pico-keys-sdk).
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* Copyright (c) 2022 Pol Henarejos.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, version 3.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef _USB_H_
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#define _USB_H_
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#if defined(ENABLE_EMULATION)
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#include "emulation.h"
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#elif defined(ESP_PLATFORM)
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#include "esp_compat.h"
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#elif defined(PICO_PLATFORM)
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#include "pico/util/queue.h"
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#else
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#include "queue.h"
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#include "board.h"
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#endif
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#include "compat.h"
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/* USB thread */
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#define EV_CARD_CHANGE 1
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#define EV_TX_FINISHED 2
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#define EV_EXEC_ACK_REQUIRED 4
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#define EV_EXEC_FINISHED 8
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#define EV_RX_DATA_READY 16
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#define EV_PRESS_BUTTON 32
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/* Card thread */
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#define EV_MODIFY_CMD_AVAILABLE 1
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#define EV_VERIFY_CMD_AVAILABLE 2
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#define EV_CMD_AVAILABLE 4
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#define EV_EXIT 8
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#define EV_BUTTON_TIMEOUT 16
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#define EV_BUTTON_PRESSED 32
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enum { ITF_INVALID = 0xFF };
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#ifdef USB_ITF_HID
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extern uint8_t ITF_HID_CTAP, ITF_HID_KB;
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extern uint8_t ITF_HID, ITF_KEYBOARD;
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extern uint8_t ITF_HID_TOTAL;
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#endif
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#ifdef USB_ITF_CCID
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extern uint8_t ITF_SC_CCID, ITF_SC_WCID;
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extern uint8_t ITF_CCID, ITF_WCID;
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extern uint8_t ITF_SC_TOTAL;
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#endif
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extern uint8_t ITF_TOTAL;
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enum {
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REPORT_ID_KEYBOARD = 0,
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REPORT_ID_COUNT
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};
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#if defined(ESP_PLATFORM) && defined(USB_ITF_HID) && defined(USB_ITF_CCID)
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#define TUSB_SMARTCARD_CCID_EPS 2
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#else
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#define TUSB_SMARTCARD_CCID_EPS 3
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#endif
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extern void usb_task();
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extern queue_t usb_to_card_q;
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extern queue_t card_to_usb_q;
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extern void card_start(uint8_t, void *(*func)(void *));
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extern void card_exit();
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extern int card_status(uint8_t itf);
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extern void usb_init();
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extern uint16_t finished_data_size;
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extern void usb_set_timeout_counter(uint8_t itf, uint32_t v);
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extern void card_init_core1();
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extern void usb_send_event(uint32_t flag);
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extern void timeout_stop();
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extern void timeout_start();
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extern bool is_busy();
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#ifdef USB_ITF_HID
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extern void driver_exec_finished_hid(uint16_t size_next);
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extern void driver_exec_finished_cont_hid(uint8_t itf, uint16_t size_next, uint16_t offset);
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#endif
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#ifdef USB_ITF_CCID
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extern void driver_exec_finished_ccid(uint8_t itf, uint16_t size_next);
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extern void driver_exec_finished_cont_ccid(uint8_t itf, uint16_t size_next, uint16_t offset);
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#endif
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#ifdef ENABLE_EMULATION
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extern void driver_exec_finished_emul(uint8_t itf, uint16_t size_next);
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extern void driver_exec_finished_cont_emul(uint8_t itf, uint16_t size_next, uint16_t offset);
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#endif
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#define USB_BUFFER_SIZE 2048
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PACK(
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typedef struct {
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uint8_t buffer[USB_BUFFER_SIZE];
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uint16_t r_ptr;
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uint16_t w_ptr;
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}) usb_buffer_t;
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typedef enum {
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WRITE_UNKNOWN = 0,
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WRITE_PENDING,
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WRITE_FAILED,
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WRITE_SUCCESS,
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} write_status_t;
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#endif
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