| /* |
| * Copyright © 2011 Intel Corporation |
| * |
| * 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 (including the next |
| * paragraph) 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. |
| * |
| * Authors: |
| * Benjamin Franzke <benjaminfranzke@googlemail.com> |
| */ |
| |
| #include <stdio.h> |
| #include <string.h> |
| |
| #include <libudev.h> |
| #include <sys/types.h> |
| #include <sys/stat.h> |
| #include <unistd.h> |
| |
| #include "common.h" |
| #include "gbmint.h" |
| |
| GBM_EXPORT struct udev_device * |
| _gbm_udev_device_new_from_fd(struct udev *udev, int fd) |
| { |
| struct udev_device *device; |
| struct stat buf; |
| |
| if (fstat(fd, &buf) < 0) { |
| fprintf(stderr, "gbm: failed to stat fd %d", fd); |
| return NULL; |
| } |
| |
| device = udev_device_new_from_devnum(udev, 'c', buf.st_rdev); |
| if (device == NULL) { |
| fprintf(stderr, |
| "gbm: could not create udev device for fd %d", fd); |
| return NULL; |
| } |
| |
| return device; |
| } |
| |
| GBM_EXPORT char * |
| _gbm_fd_get_device_name(int fd) |
| { |
| struct udev *udev; |
| struct udev_device *device; |
| const char *const_device_name; |
| char *device_name = NULL; |
| |
| udev = udev_new(); |
| device = _gbm_udev_device_new_from_fd(udev, fd); |
| if (device == NULL) |
| return NULL; |
| |
| const_device_name = udev_device_get_devnode(device); |
| if (!const_device_name) |
| goto out; |
| device_name = strdup(const_device_name); |
| |
| out: |
| udev_device_unref(device); |
| udev_unref(udev); |
| |
| return device_name; |
| } |
| |
| GBM_EXPORT void |
| _gbm_log(const char *fmt_str, ...) |
| { |
| } |