Harald Welte | 8dd67e3 | 2020-09-03 10:10:09 +0200 | [diff] [blame] | 1 | /* CCID Control program |
| 2 | * - quick hack used to send CCID control transfers to a CCID device |
| 3 | * |
| 4 | * (C) 2019-2020 by Harald Welte <laforge@gnumonks.org> |
| 5 | * |
| 6 | * This program is free software; you can redistribute it and/or modify |
| 7 | * it under the terms of the GNU General Public License as published by |
| 8 | * the Free Software Foundation; either version 2 of the License, or |
| 9 | * (at your option) any later version. |
| 10 | * |
| 11 | * This program is distributed in the hope that it will be useful, |
| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 14 | * GNU General Public License for more details. |
| 15 | * |
| 16 | * You should have received a copy of the GNU General Public License |
| 17 | * along with this program; if not, write to the Free Software |
| 18 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA |
| 19 | */ |
| 20 | |
| 21 | |
| 22 | #include <stdint.h> |
| 23 | #include <stdio.h> |
| 24 | #include <stdlib.h> |
| 25 | #include <errno.h> |
| 26 | #include <libusb-1.0/libusb.h> |
| 27 | |
| 28 | static libusb_context *g_uctx; |
Harald Welte | 6b2ff3b | 2020-09-03 10:16:42 +0200 | [diff] [blame^] | 29 | static uint16_t g_vendor_id = 0x1d50; |
| 30 | static uint16_t g_product_id = 0x615f; |
Harald Welte | 8dd67e3 | 2020-09-03 10:10:09 +0200 | [diff] [blame] | 31 | static uint8_t g_interface = 0; |
| 32 | |
| 33 | #define GET_CLOCK_FREQS 0x02 |
| 34 | #define GET_DATA_RATES 0x03 |
| 35 | |
| 36 | static int usb_ctrl_get_dwords(libusb_device_handle *devh, uint8_t req_t, uint8_t rq, |
| 37 | uint16_t val, uint16_t index, unsigned int num_dword) |
| 38 | { |
| 39 | uint32_t buf[num_dword]; |
| 40 | unsigned int i; |
| 41 | int rc; |
| 42 | |
| 43 | rc = libusb_control_transfer(devh, req_t, rq, val, index, (uint8_t *)buf, sizeof(buf), 1000); |
| 44 | if (rc < 0) { |
| 45 | printf("control_transfer: %s\n", libusb_strerror(rc)); |
| 46 | return rc; |
| 47 | } |
| 48 | |
| 49 | for (i = 0; i < num_dword; i++) |
| 50 | printf("\t%u\n", buf[i]); |
| 51 | |
| 52 | return 0; |
| 53 | } |
| 54 | |
| 55 | |
| 56 | int main(int argc, char **argv) |
| 57 | { |
| 58 | libusb_device_handle *devh; |
| 59 | int rc; |
| 60 | |
| 61 | rc = libusb_init(&g_uctx); |
| 62 | if (rc < 0) { |
| 63 | fprintf(stderr, "Cannot init libusb\n"); |
| 64 | exit(1); |
| 65 | } |
| 66 | |
| 67 | devh = libusb_open_device_with_vid_pid(g_uctx, g_vendor_id, g_product_id); |
| 68 | if (!devh) { |
| 69 | fprintf(stderr, "Cannot open usb device %04x:%04x\n", g_vendor_id, g_product_id); |
| 70 | exit(1); |
| 71 | } |
| 72 | |
| 73 | printf("Clock Frequencies:\n"); |
| 74 | usb_ctrl_get_dwords(devh, 0xA1, GET_CLOCK_FREQS, 0, g_interface, 1); |
| 75 | printf("\n"); |
| 76 | |
| 77 | printf("Data Rates\n"); |
| 78 | usb_ctrl_get_dwords(devh, 0xA1, GET_DATA_RATES, 0, g_interface, 1); |
| 79 | printf("\n"); |
| 80 | |
| 81 | libusb_close(devh); |
| 82 | exit(0); |
| 83 | } |
| 84 | |