diff --git a/usbreset.c b/usbreset.c new file mode 100644 index 0000000..a7d5cf2 --- /dev/null +++ b/usbreset.c @@ -0,0 +1,40 @@ +/* usbreset -- send a USB port reset to a USB device */ + +#include +#include +#include +#include +#include + +#include + + +int main(int argc, char **argv) +{ + const char *filename; + int fd; + int rc; + + if (argc != 2) { + fprintf(stderr, "Usage: usbreset device-filename\n"); + return 1; + } + filename = argv[1]; + + fd = open(filename, O_WRONLY); + if (fd < 0) { + perror("Error opening output file"); + return 1; + } + + printf("Resetting USB device %s\n", filename); + rc = ioctl(fd, USBDEVFS_RESET, 0); + if (rc < 0) { + perror("Error in ioctl"); + return 1; + } + printf("Reset successful\n"); + + close(fd); + return 0; +} \ No newline at end of file