src/bin/setusbconfig.cpp

   1 #include <stdio.h>
   2 #include <string.h>
   3
   4 #include <USBKit.h>
   5
   6
   7 int
   8 main(int argc, char *argv[])
   9 {
  10         if (argc < 3) {
  11                 printf("usage: %s <device> <configuration index>\n", argv[0]);
  12                 return 1;
  13         }
  14
  15         BUSBDevice device(argv[1]);
  16         if (device.InitCheck() != B_OK) {
  17                 printf("failed to open device %s\n", argv[1]);
  18                 return 2;
  19         }
  20
  21         uint32 index;
  22         if (sscanf(argv[2], "%lu", &index) != 1) {
  23                 printf("could not parse configuration index\n");
  24                 return 3;
  25         }
  26
  27         const BUSBConfiguration *config = device.ConfigurationAt(index);
  28         if (config == NULL) {
  29                 printf("couldn't get configuration at %lu\n", index);
  30                 return 4;
  31         }
  32
  33         status_t result = device.SetConfiguration(config);
  34         if (result != B_OK) {
  35                 printf("failed to set configuration: %s\n", strerror(result));
  36                 return 5;
  37         }
  38
  39         printf("configuration %lu set on device %s\n", index, argv[1]);
  40         return 0;
  41 }