/*
 * Copyright (c) 2012
 * 	Lars-Dominik Braun <lars@6xq.net>
 * 
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to
 * deal in the Software without restriction, including without limitation the
 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
 * sell copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 * 
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 * 
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
 * IN THE SOFTWARE.
 */

/*	“Unbrick” device by reattaching the kernel driver.
 */

#include <stdio.h>
#include <libusb.h>

int main () {
	libusb_context *ctx;
	int ret;
	ssize_t devicesCount;
	libusb_device **devices;

	ret = libusb_init (&ctx);
	if (ret != LIBUSB_SUCCESS) {
		return ret;
	}

	libusb_set_debug (ctx, 3);

	devicesCount = libusb_get_device_list (ctx, &devices);
	for (size_t i = 0; i < devicesCount; i++) {
		libusb_device_handle *handle;

		ret = libusb_open (devices[i], &handle);
		printf ("open device: %s\n", libusb_error_name (ret));

		ret = libusb_attach_kernel_driver (handle, 2);
		printf ("reattaching kernel driver: %s\n", libusb_error_name (ret));

		libusb_close (handle);
	}
	libusb_free_device_list (devices, devicesCount);

	libusb_exit (ctx);

	return 0;
}