| 1 | /* |
| 2 | * Copyright © 2013 Keith Packard |
| 3 | * |
| 4 | * Permission to use, copy, modify, distribute, and sell this software and its |
| 5 | * documentation for any purpose is hereby granted without fee, provided that |
| 6 | * the above copyright notice appear in all copies and that both that copyright |
| 7 | * notice and this permission notice appear in supporting documentation, and |
| 8 | * that the name of the copyright holders not be used in advertising or |
| 9 | * publicity pertaining to distribution of the software without specific, |
| 10 | * written prior permission. The copyright holders make no representations |
| 11 | * about the suitability of this software for any purpose. It is provided "as |
| 12 | * is" without express or implied warranty. |
| 13 | * |
| 14 | * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, |
| 15 | * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO |
| 16 | * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR |
| 17 | * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, |
| 18 | * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER |
| 19 | * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE |
| 20 | * OF THIS SOFTWARE. |
| 21 | */ |
| 22 | |
| 23 | #ifdef HAVE_XORG_CONFIG_H |
| 24 | #include <xorg-config.h> |
| 25 | #endif |
| 26 | |
| 27 | #include "dri3_priv.h" |
| 28 | #include <syncsdk.h> |
| 29 | #include <misync.h> |
| 30 | #include <misyncshm.h> |
| 31 | #include <randrstr.h> |
| 32 | |
| 33 | int |
| 34 | dri3_open(ClientPtr client, ScreenPtr screen, RRProviderPtr provider, int *fd) |
| 35 | { |
| 36 | dri3_screen_priv_ptr ds = dri3_screen_priv(screen); |
| 37 | dri3_screen_info_ptr info = ds->info; |
| 38 | int rc; |
| 39 | |
| 40 | if (!info || !info->open) |
| 41 | return BadMatch; |
| 42 | |
| 43 | rc = (*info->open) (screen, provider, fd); |
| 44 | if (rc != Success) |
| 45 | return rc; |
| 46 | |
| 47 | return Success; |
| 48 | } |
| 49 | |
| 50 | int |
| 51 | dri3_pixmap_from_fd(PixmapPtr *ppixmap, ScreenPtr screen, int fd, |
| 52 | CARD16 width, CARD16 height, CARD16 stride, CARD8 depth, CARD8 bpp) |
| 53 | { |
| 54 | dri3_screen_priv_ptr ds = dri3_screen_priv(screen); |
| 55 | dri3_screen_info_ptr info = ds->info; |
| 56 | PixmapPtr pixmap; |
| 57 | |
| 58 | if (!info || !info->pixmap_from_fd) |
| 59 | return BadImplementation; |
| 60 | |
| 61 | pixmap = (*info->pixmap_from_fd) (screen, fd, width, height, stride, depth, bpp); |
| 62 | if (!pixmap) |
| 63 | return BadAlloc; |
| 64 | |
| 65 | *ppixmap = pixmap; |
| 66 | return Success; |
| 67 | } |
| 68 | |
| 69 | int |
| 70 | dri3_fd_from_pixmap(int *pfd, PixmapPtr pixmap, CARD16 *stride, CARD32 *size) |
| 71 | { |
| 72 | ScreenPtr screen = pixmap->drawable.pScreen; |
| 73 | dri3_screen_priv_ptr ds = dri3_screen_priv(screen); |
| 74 | dri3_screen_info_ptr info = ds->info; |
| 75 | int fd; |
| 76 | |
| 77 | if (!info || !info->fd_from_pixmap) |
| 78 | return BadImplementation; |
| 79 | |
| 80 | fd = (*info->fd_from_pixmap)(screen, pixmap, stride, size); |
| 81 | if (fd < 0) |
| 82 | return BadAlloc; |
| 83 | *pfd = fd; |
| 84 | return Success; |
| 85 | } |
| 86 | |