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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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#include <cassert> |
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#include <iostream> |
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#include <set> |
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#include <sstream> |
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#include <string> |
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#include <dev/usb/usb.h> |
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#include <dev/usb/usbhid.h> |
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#include <err.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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#include <foreach.hpp> |
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#include <posix.hpp> |
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inline std::ostream &operator <<(std::ostream &output, uint8_t number) |
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{ |
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return output << unsigned(number); |
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} |
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std::set<std::string> AirClicks() |
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{ |
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std::set<std::string> airclicks; |
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_forall (unsigned, number, 0, 10) |
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{ |
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std::ostringstream device_; |
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device_ << "/dev/usb" << number; |
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const std::string &device(device_.str()); |
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try |
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{ |
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int usb(Posix::CheckError(::open(device.c_str(), O_RDONLY))); |
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_forall (uint8_t, address, 1, USB_MAX_DEVICES) |
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{ |
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usb_device_info info; |
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info.udi_addr = address; |
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try |
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{ |
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Posix::CheckError(::ioctl(usb, USB_DEVICEINFO, &info)); |
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} |
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catch (const Posix::Error &error) |
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{ |
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if (error.GetCode() != ENXIO) |
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::warn("%s: address %u", device.c_str(), address); |
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continue; |
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} |
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std::cout << info.udi_product << std::endl; |
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} |
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Posix::CheckError(::close(usb)); |
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} |
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catch (const Posix::Error &error) |
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{ |
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switch (error.GetCode()) |
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{ |
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case ENOENT: |
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case ENXIO: |
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continue; |
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default: |
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::warn("%s", device.c_str()); |
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} |
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} |
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} |
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return airclicks; |
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} |
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int main(int argc, char *argv[]) |
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{ |
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std::set<std::string> airclicks(AirClicks()); |
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return 0; |
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} |
