Harald Welte | a40c8e5 | 2019-09-27 19:22:34 +0200 | [diff] [blame] | 1 | #include <unistd.h> |
| 2 | #include <stdio.h> |
| 3 | #include <errno.h> |
| 4 | #include <osmocom/core/utils.h> |
| 5 | |
| 6 | #include "cuart.h" |
| 7 | |
| 8 | static struct card_uart g_cuart; |
| 9 | |
| 10 | |
| 11 | static void handle_event(struct card_uart *cuart, enum card_uart_event evt, void *data) |
| 12 | { |
| 13 | printf("Handle Event '%s'\n", get_value_string(card_uart_event_vals, evt)); |
| 14 | switch (evt) { |
| 15 | case CUART_E_RX_SINGLE: |
| 16 | printf("\t%02x\n", *(uint8_t *)data); |
| 17 | break; |
| 18 | } |
| 19 | |
| 20 | } |
| 21 | |
| 22 | |
| 23 | static int get_atr(uint8_t *atr, size_t max_len) |
| 24 | { |
| 25 | int rc; |
| 26 | int i = 0; |
| 27 | |
| 28 | card_uart_ctrl(&g_cuart, CUART_CTL_RST, true); |
| 29 | usleep(100000); |
| 30 | card_uart_ctrl(&g_cuart, CUART_CTL_RST, false); |
| 31 | |
| 32 | sleep(1); |
| 33 | osmo_select_main(true); |
| 34 | |
| 35 | for (i = 0; i < max_len; i++) { |
| 36 | rc = card_uart_rx(&g_cuart, &atr[i], 1); |
| 37 | if (rc <= 0) |
| 38 | break; |
| 39 | } |
| 40 | |
| 41 | return i; |
| 42 | } |
| 43 | |
| 44 | static void test_apdu(void) |
| 45 | { |
| 46 | const uint8_t select_mf[] = "\xa0\xa4\x04\x00\x02\x3f\x00"; |
| 47 | card_uart_tx(&g_cuart, select_mf, 5, true); |
| 48 | |
| 49 | osmo_select_main(true); |
Harald Welte | 18ec322 | 2019-09-28 21:41:59 +0200 | [diff] [blame] | 50 | sleep(1); |
| 51 | osmo_select_main(true); |
Harald Welte | a40c8e5 | 2019-09-27 19:22:34 +0200 | [diff] [blame] | 52 | /* we should get an RX_SINGLE event here */ |
| 53 | } |
| 54 | |
| 55 | |
| 56 | int main(int argc, char **argv) |
| 57 | { |
| 58 | uint8_t atr[64]; |
| 59 | int rc; |
| 60 | |
| 61 | g_cuart.handle_event = &handle_event; |
| 62 | rc = card_uart_open(&g_cuart, "tty", "/dev/ttyUSB5"); |
| 63 | if (rc < 0) { |
| 64 | perror("opening UART"); |
| 65 | exit(1); |
| 66 | } |
| 67 | |
| 68 | rc = get_atr(atr, sizeof(atr)); |
| 69 | if (rc < 0) { |
| 70 | perror("getting ATR"); |
| 71 | exit(1); |
| 72 | } |
| 73 | printf("ATR: %s\n", osmo_hexdump(atr, rc)); |
| 74 | |
| 75 | test_apdu(); |
| 76 | |
| 77 | exit(0); |
| 78 | } |