| /* CCID Control program |
| * - quick hack used to send CCID control transfers to a CCID device |
| * |
| * (C) 2019-2020 by Harald Welte <laforge@gnumonks.org> |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published by |
| * the Free Software Foundation; either version 2 of the License, or |
| * (at your option) any later version. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program; if not, write to the Free Software |
| * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA |
| */ |
| |
| |
| #include <stdint.h> |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include <errno.h> |
| #include <libusb-1.0/libusb.h> |
| |
| static libusb_context *g_uctx; |
| static uint16_t g_vendor_id = 0x1d50; |
| static uint16_t g_product_id = 0x615f; |
| static uint8_t g_interface = 0; |
| |
| #define GET_CLOCK_FREQS 0x02 |
| #define GET_DATA_RATES 0x03 |
| |
| static int usb_ctrl_get_dwords(libusb_device_handle *devh, uint8_t req_t, uint8_t rq, |
| uint16_t val, uint16_t index, unsigned int num_dword) |
| { |
| uint32_t buf[num_dword]; |
| unsigned int i; |
| int rc; |
| |
| rc = libusb_control_transfer(devh, req_t, rq, val, index, (uint8_t *)buf, sizeof(buf), 1000); |
| if (rc < 0) { |
| printf("control_transfer: %s\n", libusb_strerror(rc)); |
| return rc; |
| } |
| |
| for (i = 0; i < num_dword; i++) |
| printf("\t%u\n", buf[i]); |
| |
| return 0; |
| } |
| |
| |
| int main(int argc, char **argv) |
| { |
| libusb_device_handle *devh; |
| int rc; |
| |
| rc = libusb_init(&g_uctx); |
| if (rc < 0) { |
| fprintf(stderr, "Cannot init libusb\n"); |
| exit(1); |
| } |
| |
| devh = libusb_open_device_with_vid_pid(g_uctx, g_vendor_id, g_product_id); |
| if (!devh) { |
| fprintf(stderr, "Cannot open usb device %04x:%04x\n", g_vendor_id, g_product_id); |
| exit(1); |
| } |
| |
| printf("Clock Frequencies:\n"); |
| usb_ctrl_get_dwords(devh, 0xA1, GET_CLOCK_FREQS, 0, g_interface, 1); |
| printf("\n"); |
| |
| printf("Data Rates\n"); |
| usb_ctrl_get_dwords(devh, 0xA1, GET_DATA_RATES, 0, g_interface, 1); |
| printf("\n"); |
| |
| libusb_close(devh); |
| exit(0); |
| } |
| |