mirror of
https://gitea.osmocom.org/sim-card/simtrace2.git
synced 2026-08-14 04:12:52 +03:00
Alexander Couzens
bebed508dd
When the emulated sim is in reset or without power, drop CEMU_TX_DATA. Change-Id: I796e548225a742cddfde12bd6a60e4d2e5c04c8f
82 lines
3.0 KiB
C
82 lines
3.0 KiB
C
/* ISO7816-3 state machine for the card side
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*
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* (C) 2010-2017 by Harald Welte <hwelte@hmw-consulting.de>
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* (C) 2018 by sysmocom -s.f.m.c. GmbH, Author: Kevin Redon <kredon@sysmocom.de>
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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; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#pragma once
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#include <stdbool.h>
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#include <stdint.h>
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struct card_handle;
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struct msgb;
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enum card_io {
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CARD_IO_VCC,
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CARD_IO_RST,
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CARD_IO_CLK,
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};
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/** initialise card slot
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* @param[in] slot_num slot number (arbitrary number)
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* @param[in] uart_chan UART peripheral channel
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* @param[in] in_ep USB IN end point number
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* @param[in] irq_ep USB INTerrupt end point number
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* @param[in] vcc_active initial VCC signal state (true = on)
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* @param[in] in_reset initial RST signal state (true = reset asserted)
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* @param[in] clocked initial CLK signat state (true = active)
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* @return main card handle reference
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*/
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struct card_handle *card_emu_init(uint8_t slot_num, uint8_t uart_chan, uint8_t in_ep, uint8_t irq_ep, bool vcc_active, bool in_reset, bool clocked);
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/* process a single byte received from the reader */
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void card_emu_process_rx_byte(struct card_handle *ch, uint8_t byte);
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/* transmit a single byte to the reader */
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int card_emu_tx_byte(struct card_handle *ch);
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/* hardware driver informs us that a card I/O signal has changed */
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void card_emu_io_statechg(struct card_handle *ch, enum card_io io, int active);
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/* User sets a new ATR to be returned during next card reset */
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int card_emu_set_atr(struct card_handle *ch, const uint8_t *atr, uint8_t len);
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struct llist_head *card_emu_get_uart_tx_queue(struct card_handle *ch);
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void card_emu_have_new_uart_tx(struct card_handle *ch);
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void card_emu_report_status(struct card_handle *ch, bool report_on_irq);
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void card_emu_wtime_half_expired(void *ch);
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void card_emu_wtime_expired(void *ch);
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#define ENABLE_TX 0x01
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#define ENABLE_RX 0x02
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#define ENABLE_TX_TIMER_ONLY 0x03
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int card_emu_uart_update_fidi(uint8_t uart_chan, unsigned int fidi);
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void card_emu_uart_update_wt(uint8_t uart_chan, uint32_t wt);
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void card_emu_uart_reset_wt(uint8_t uart_chan);
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int card_emu_uart_tx(uint8_t uart_chan, uint8_t byte);
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void card_emu_uart_enable(uint8_t uart_chan, uint8_t rxtx);
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void card_emu_uart_wait_tx_idle(uint8_t uart_chan);
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void card_emu_uart_interrupt(uint8_t uart_chan);
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int card_emu_get_vcc(uint8_t uart_chan);
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bool card_ready(struct card_handle *ch);
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struct cardemu_usb_msg_config;
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int card_emu_set_config(struct card_handle *ch, const struct cardemu_usb_msg_config *scfg,
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unsigned int scfg_len);
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void usb_buf_upd_len_and_submit(struct msgb *msg);
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