107 lines
2.3 KiB
C
107 lines
2.3 KiB
C
/* Card UART (cuart) teset program
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* - this tests only the CUART layer, without any FSM on top
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*
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* (C) 2019-2020 by Harald Welte <laforge@gnumonks.org>
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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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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA
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*/
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#include <unistd.h>
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#include <stdio.h>
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#include <errno.h>
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#include <osmocom/core/utils.h>
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#include "cuart.h"
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static struct card_uart g_cuart;
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static void handle_event(struct card_uart *cuart, enum card_uart_event evt, void *data)
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{
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printf("Handle Event '%s'\n", get_value_string(card_uart_event_vals, evt));
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switch (evt) {
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case CUART_E_RX_SINGLE:
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printf("\t%02x\n", *(uint8_t *)data);
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break;
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}
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}
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static int get_atr(uint8_t *atr, size_t max_len)
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{
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int rc;
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int i = 0;
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card_uart_ctrl(&g_cuart, CUART_CTL_RST, true);
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usleep(100000);
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card_uart_ctrl(&g_cuart, CUART_CTL_RST, false);
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sleep(1);
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osmo_select_main(true);
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for (i = 0; i < max_len; i++) {
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rc = card_uart_rx(&g_cuart, &atr[i], 1);
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if (rc <= 0)
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break;
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}
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return i;
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}
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static void test_apdu(void)
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{
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const uint8_t select_mf[] = "\xa0\xa4\x04\x00\x02\x3f\x00";
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card_uart_tx(&g_cuart, select_mf, 5, true);
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osmo_select_main(true);
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sleep(1);
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osmo_select_main(true);
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/* we should get an RX_SINGLE event here */
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}
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int main(int argc, char **argv)
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{
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uint8_t atr[64];
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int rc;
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if (argc < 2) {
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fprintf(stderr, "You must specify the UART tty device as argument\n");
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exit(2);
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}
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printf("Opening UART device %s\n", argv[1]);
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g_cuart.handle_event = &handle_event;
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rc = card_uart_open(&g_cuart, "tty", argv[1]);
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if (rc < 0) {
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perror("opening UART");
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exit(1);
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}
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rc = get_atr(atr, sizeof(atr));
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if (rc < 0) {
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perror("getting ATR");
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exit(1);
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}
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printf("ATR: %s\n", osmo_hexdump(atr, rc));
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test_apdu();
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exit(0);
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}
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