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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 4358 | Serge | 1 | /* |
| 2 | * Copyright © 2011 Intel Corporation |
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| 3 | * |
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| 4 | * Permission is hereby granted, free of charge, to any person obtaining a |
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| 5 | * copy of this software and associated documentation files (the "Software"), |
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| 6 | * to deal in the Software without restriction, including without limitation |
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| 7 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
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| 8 | * and/or sell copies of the Software, and to permit persons to whom the |
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| 9 | * Software is furnished to do so, subject to the following conditions: |
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| 10 | * |
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| 11 | * The above copyright notice and this permission notice (including the next |
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| 12 | * paragraph) shall be included in all copies or substantial portions of the |
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| 13 | * Software. |
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| 14 | * |
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| 15 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
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| 16 | * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
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| 17 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND |
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| 18 | * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT |
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| 19 | * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, |
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| 20 | * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
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| 21 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER |
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| 22 | * DEALINGS IN THE SOFTWARE. |
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| 23 | * |
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| 24 | * Authors: |
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| 25 | * Benjamin Franzke |
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| 26 | */ |
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| 27 | |||
| 28 | #include |
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| 29 | #include |
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| 30 | |||
| 31 | #include |
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| 32 | #include |
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| 33 | #include |
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| 34 | #include |
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| 35 | |||
| 36 | #include "common.h" |
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| 37 | #include "gbmint.h" |
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| 38 | |||
| 39 | GBM_EXPORT struct udev_device * |
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| 40 | _gbm_udev_device_new_from_fd(struct udev *udev, int fd) |
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| 41 | { |
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| 42 | struct udev_device *device; |
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| 43 | struct stat buf; |
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| 44 | |||
| 45 | if (fstat(fd, &buf) < 0) { |
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| 46 | fprintf(stderr, "gbm: failed to stat fd %d", fd); |
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| 47 | return NULL; |
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| 48 | } |
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| 49 | |||
| 50 | device = udev_device_new_from_devnum(udev, 'c', buf.st_rdev); |
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| 51 | if (device == NULL) { |
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| 52 | fprintf(stderr, |
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| 53 | "gbm: could not create udev device for fd %d", fd); |
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| 54 | return NULL; |
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| 55 | } |
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| 56 | |||
| 57 | return device; |
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| 58 | } |
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| 59 | |||
| 60 | GBM_EXPORT char * |
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| 61 | _gbm_fd_get_device_name(int fd) |
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| 62 | { |
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| 63 | struct udev *udev; |
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| 64 | struct udev_device *device; |
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| 65 | const char *const_device_name; |
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| 66 | char *device_name = NULL; |
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| 67 | |||
| 68 | udev = udev_new(); |
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| 69 | device = _gbm_udev_device_new_from_fd(udev, fd); |
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| 70 | if (device == NULL) |
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| 71 | return NULL; |
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| 72 | |||
| 73 | const_device_name = udev_device_get_devnode(device); |
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| 74 | if (!const_device_name) |
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| 75 | goto out; |
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| 76 | device_name = strdup(const_device_name); |
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| 77 | |||
| 78 | out: |
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| 79 | udev_device_unref(device); |
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| 80 | udev_unref(udev); |
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| 81 | |||
| 82 | return device_name; |
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| 83 | } |
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| 84 | |||
| 85 | GBM_EXPORT void |
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| 86 | _gbm_log(const char *fmt_str, ...) |
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| 87 | { |
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| 88 | } |