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// Steering Wheel Remote |
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// |
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// Douglas Thrift |
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// |
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// $Id$ |
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|
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#include <cassert> |
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#include <iostream> |
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#include <sstream> |
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#include <string> |
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|
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#include <dev/usb/usb.h> |
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#include <dev/usb/usbhid.h> |
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#include <fcntl.h> |
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#include <sys/ioctl.h> |
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#include <usbhid.h> |
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|
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int main(int argc, char *argv[]) |
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{ |
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for (unsigned number(0); true; ++number) |
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{ |
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std::ostringstream device; |
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|
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device << "/dev/usb" << number; |
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|
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int usb(::open(device.str().c_str(), O_RDONLY)); |
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|
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if (usb == -1) |
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break; |
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|
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usb_device_info info; |
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|
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info.udi_addr = 1; |
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|
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assert(::ioctl(usb, USB_DEVICEINFO, &info) != -1); |
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|
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for (unsigned port(0); port != info.udi_nports; ++port) |
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std::cerr << unsigned(info.udi_ports[port]) << std::endl; |
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|
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::close(usb); |
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} |
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|
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return 0; |
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} |