| /* |
| * Test suite program based of libusb-0.1-compat testlibusb |
| * Copyright (c) 2013 Nathan Hjelm <hjelmn@mac.ccom> |
| * |
| * This library is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Lesser General Public |
| * License as published by the Free Software Foundation; either |
| * version 2.1 of the License, or (at your option) any later version. |
| * |
| * This library 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 |
| * Lesser General Public License for more details. |
| * |
| * You should have received a copy of the GNU Lesser General Public |
| * License along with this library; if not, write to the Free Software |
| * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
| */ |
| |
| #include <stdio.h> |
| #include <string.h> |
| #include "libusb.h" |
| |
| int verbose = 0; |
| |
| static void print_endpoint_comp(const struct libusb_ss_endpoint_companion_descriptor *ep_comp) |
| { |
| printf(" USB 3.0 Endpoint Companion:\n"); |
| printf(" bMaxBurst: %u\n", ep_comp->bMaxBurst); |
| printf(" bmAttributes: %02xh\n", ep_comp->bmAttributes); |
| printf(" wBytesPerInterval: %u\n", ep_comp->wBytesPerInterval); |
| } |
| |
| static void print_endpoint(const struct libusb_endpoint_descriptor *endpoint) |
| { |
| int i, ret; |
| |
| printf(" Endpoint:\n"); |
| printf(" bEndpointAddress: %02xh\n", endpoint->bEndpointAddress); |
| printf(" bmAttributes: %02xh\n", endpoint->bmAttributes); |
| printf(" wMaxPacketSize: %u\n", endpoint->wMaxPacketSize); |
| printf(" bInterval: %u\n", endpoint->bInterval); |
| printf(" bRefresh: %u\n", endpoint->bRefresh); |
| printf(" bSynchAddress: %u\n", endpoint->bSynchAddress); |
| |
| for (i = 0; i < endpoint->extra_length;) { |
| if (LIBUSB_DT_SS_ENDPOINT_COMPANION == endpoint->extra[i + 1]) { |
| struct libusb_ss_endpoint_companion_descriptor *ep_comp; |
| |
| ret = libusb_get_ss_endpoint_companion_descriptor(NULL, endpoint, &ep_comp); |
| if (LIBUSB_SUCCESS != ret) |
| continue; |
| |
| print_endpoint_comp(ep_comp); |
| |
| libusb_free_ss_endpoint_companion_descriptor(ep_comp); |
| } |
| |
| i += endpoint->extra[i]; |
| } |
| } |
| |
| static void print_altsetting(const struct libusb_interface_descriptor *interface) |
| { |
| uint8_t i; |
| |
| printf(" Interface:\n"); |
| printf(" bInterfaceNumber: %u\n", interface->bInterfaceNumber); |
| printf(" bAlternateSetting: %u\n", interface->bAlternateSetting); |
| printf(" bNumEndpoints: %u\n", interface->bNumEndpoints); |
| printf(" bInterfaceClass: %u\n", interface->bInterfaceClass); |
| printf(" bInterfaceSubClass: %u\n", interface->bInterfaceSubClass); |
| printf(" bInterfaceProtocol: %u\n", interface->bInterfaceProtocol); |
| printf(" iInterface: %u\n", interface->iInterface); |
| |
| for (i = 0; i < interface->bNumEndpoints; i++) |
| print_endpoint(&interface->endpoint[i]); |
| } |
| |
| static void print_2_0_ext_cap(struct libusb_usb_2_0_extension_descriptor *usb_2_0_ext_cap) |
| { |
| printf(" USB 2.0 Extension Capabilities:\n"); |
| printf(" bDevCapabilityType: %u\n", usb_2_0_ext_cap->bDevCapabilityType); |
| printf(" bmAttributes: %08xh\n", usb_2_0_ext_cap->bmAttributes); |
| } |
| |
| static void print_ss_usb_cap(struct libusb_ss_usb_device_capability_descriptor *ss_usb_cap) |
| { |
| printf(" USB 3.0 Capabilities:\n"); |
| printf(" bDevCapabilityType: %u\n", ss_usb_cap->bDevCapabilityType); |
| printf(" bmAttributes: %02xh\n", ss_usb_cap->bmAttributes); |
| printf(" wSpeedSupported: %u\n", ss_usb_cap->wSpeedSupported); |
| printf(" bFunctionalitySupport: %u\n", ss_usb_cap->bFunctionalitySupport); |
| printf(" bU1devExitLat: %u\n", ss_usb_cap->bU1DevExitLat); |
| printf(" bU2devExitLat: %u\n", ss_usb_cap->bU2DevExitLat); |
| } |
| |
| static void print_bos(libusb_device_handle *handle) |
| { |
| struct libusb_bos_descriptor *bos; |
| uint8_t i; |
| int ret; |
| |
| ret = libusb_get_bos_descriptor(handle, &bos); |
| if (ret < 0) |
| return; |
| |
| printf(" Binary Object Store (BOS):\n"); |
| printf(" wTotalLength: %u\n", bos->wTotalLength); |
| printf(" bNumDeviceCaps: %u\n", bos->bNumDeviceCaps); |
| |
| for (i = 0; i < bos->bNumDeviceCaps; i++) { |
| struct libusb_bos_dev_capability_descriptor *dev_cap = bos->dev_capability[i]; |
| |
| if (dev_cap->bDevCapabilityType == LIBUSB_BT_USB_2_0_EXTENSION) { |
| struct libusb_usb_2_0_extension_descriptor *usb_2_0_extension; |
| |
| ret = libusb_get_usb_2_0_extension_descriptor(NULL, dev_cap, &usb_2_0_extension); |
| if (ret < 0) |
| return; |
| |
| print_2_0_ext_cap(usb_2_0_extension); |
| libusb_free_usb_2_0_extension_descriptor(usb_2_0_extension); |
| } else if (dev_cap->bDevCapabilityType == LIBUSB_BT_SS_USB_DEVICE_CAPABILITY) { |
| struct libusb_ss_usb_device_capability_descriptor *ss_dev_cap; |
| |
| ret = libusb_get_ss_usb_device_capability_descriptor(NULL, dev_cap, &ss_dev_cap); |
| if (ret < 0) |
| return; |
| |
| print_ss_usb_cap(ss_dev_cap); |
| libusb_free_ss_usb_device_capability_descriptor(ss_dev_cap); |
| } |
| } |
| |
| libusb_free_bos_descriptor(bos); |
| } |
| |
| static void print_interface(const struct libusb_interface *interface) |
| { |
| int i; |
| |
| for (i = 0; i < interface->num_altsetting; i++) |
| print_altsetting(&interface->altsetting[i]); |
| } |
| |
| static void print_configuration(struct libusb_config_descriptor *config) |
| { |
| uint8_t i; |
| |
| printf(" Configuration:\n"); |
| printf(" wTotalLength: %u\n", config->wTotalLength); |
| printf(" bNumInterfaces: %u\n", config->bNumInterfaces); |
| printf(" bConfigurationValue: %u\n", config->bConfigurationValue); |
| printf(" iConfiguration: %u\n", config->iConfiguration); |
| printf(" bmAttributes: %02xh\n", config->bmAttributes); |
| printf(" MaxPower: %u\n", config->MaxPower); |
| |
| for (i = 0; i < config->bNumInterfaces; i++) |
| print_interface(&config->interface[i]); |
| } |
| |
| static void print_device(libusb_device *dev) |
| { |
| struct libusb_device_descriptor desc; |
| libusb_device_handle *handle = NULL; |
| char string[256]; |
| int ret; |
| uint8_t i; |
| |
| ret = libusb_get_device_descriptor(dev, &desc); |
| if (ret < 0) { |
| fprintf(stderr, "failed to get device descriptor"); |
| return; |
| } |
| |
| printf("Dev (bus %u, device %u): %04X - %04X\n", |
| libusb_get_bus_number(dev), libusb_get_device_address(dev), |
| desc.idVendor, desc.idProduct); |
| |
| ret = libusb_open(dev, &handle); |
| if (LIBUSB_SUCCESS == ret) { |
| if (desc.iManufacturer) { |
| ret = libusb_get_string_descriptor_ascii(handle, desc.iManufacturer, string, sizeof(string)); |
| if (ret > 0) |
| printf(" Manufacturer: %s\n", string); |
| } |
| |
| if (desc.iProduct) { |
| ret = libusb_get_string_descriptor_ascii(handle, desc.iProduct, string, sizeof(string)); |
| if (ret > 0) |
| printf(" Product: %s\n", string); |
| } |
| |
| if (desc.iSerialNumber && verbose) { |
| ret = libusb_get_string_descriptor_ascii(handle, desc.iSerialNumber, string, sizeof(string)); |
| if (ret > 0) |
| printf(" Serial Number: %s\n", string); |
| } |
| } |
| |
| if (verbose) { |
| for (i = 0; i < desc.bNumConfigurations; i++) { |
| struct libusb_config_descriptor *config; |
| |
| ret = libusb_get_config_descriptor(dev, i, &config); |
| if (LIBUSB_SUCCESS != ret) { |
| printf(" Couldn't retrieve descriptors\n"); |
| continue; |
| } |
| |
| print_configuration(config); |
| |
| libusb_free_config_descriptor(config); |
| } |
| |
| if (handle && desc.bcdUSB >= 0x0201) |
| print_bos(handle); |
| } |
| |
| if (handle) |
| libusb_close(handle); |
| } |
| |
| int main(int argc, char *argv[]) |
| { |
| libusb_device **devs; |
| ssize_t cnt; |
| int r, i; |
| |
| if (argc > 1 && !strcmp(argv[1], "-v")) |
| verbose = 1; |
| |
| r = libusb_init(NULL); |
| if (r < 0) |
| return r; |
| |
| cnt = libusb_get_device_list(NULL, &devs); |
| if (cnt < 0) |
| return (int)cnt; |
| |
| for (i = 0; devs[i]; i++) |
| print_device(devs[i]); |
| |
| libusb_free_device_list(devs, 1); |
| |
| libusb_exit(NULL); |
| return 0; |
| } |