98 lines
2 KiB
C++
98 lines
2 KiB
C++
#include <linux/input.h>
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#include <sys/types.h>
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#include <dirent.h>
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#include <string.h>
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#include <fcntl.h>
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#include <unistd.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <iostream>
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void process_device(int fd)
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{
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int version;
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if (ioctl(fd, EVIOCGVERSION, &version) < 0)
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{
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perror("evtest: can't get version");
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exit(1);
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}
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if (1)
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{
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char phys[1024];
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if (ioctl(fd, EVIOCGNAME(sizeof(phys)), &phys) < 0)
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{
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perror("evtest: can't get name");
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exit(1);
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}
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std::cout << "Name: " << phys << std::endl;
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}
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if (1)
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{
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char phys[1024];
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if (ioctl(fd, EVIOCGPHYS(sizeof(phys)), &phys) < 0)
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{
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perror("evtest: can't get phys");
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exit(1);
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}
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std::cout << "Phys: " << phys << std::endl;
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}
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if (0)
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{
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char phys[1024];
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if (ioctl(fd, EVIOCGUNIQ(sizeof(phys)), &phys) < 0)
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{
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perror("evtest: can't get uniq");
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exit(1);
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}
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std::cout << "Uniq: " << phys << std::endl;
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}
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std::cout << "Version: " << (version >> 16) << "." << ((version >> 8) & 0xff) << "." << (version & 0xff) << std::endl;
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/* unsigned long bit[EV_MAX][NBITS(KEY_MAX)];
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ioctl(fd, EVIOCGID, id);
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ioctl(fd, EVIOCGNAME(sizeof(name)), name);
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memset(bit, 0, sizeof(bit));
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ioctl(fd, EVIOCGBIT(0, EV_MAX), bit[0]);*/
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}
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/**
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evtestplus
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--list List available devices
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--test DEVICE Test device
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--info DEVICE List properties of device
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*/
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int main(int argc, char** argv)
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{
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if (argc != 2)
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{
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std::cout << "Usage: " << argv[0] << " DEVICE" << std::endl;
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exit(EXIT_FAILURE);
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}
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else
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{
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const char* filename = argv[1];
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int fd;
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if ((fd = open(filename, O_RDONLY)) < 0)
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{
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perror(filename);
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}
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else
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{
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process_device(fd);
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close(fd);
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}
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}
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return 0;
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}
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/* EOF */
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