projects / qemu.git / blame
| Commit | Line | Data |
|---|---|---|
| 5136a052 CC |
1 | /* |
| 2 | * QEMU VNC display driver: palette hash table | |
| 3 | * | |
| 4 | * From libvncserver/libvncserver/tight.c | |
| 5 | * Copyright (C) 2000, 2001 Const Kaplinsky. All Rights Reserved. | |
| 6 | * Copyright (C) 1999 AT&T Laboratories Cambridge. All Rights Reserved. | |
| 7 | * | |
| 8 | * Copyright (C) 2010 Corentin Chary <[email protected]> | |
| 9 | * | |
| 10 | * Permission is hereby granted, free of charge, to any person obtaining a copy | |
| 11 | * of this software and associated documentation files (the "Software"), to deal | |
| 12 | * in the Software without restriction, including without limitation the rights | |
| 13 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |
| 14 | * copies of the Software, and to permit persons to whom the Software is | |
| 15 | * furnished to do so, subject to the following conditions: | |
| 16 | * | |
| 17 | * The above copyright notice and this permission notice shall be included in | |
| 18 | * all copies or substantial portions of the Software. | |
| 19 | * | |
| 20 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
| 21 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
| 22 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL | |
| 23 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
| 24 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
| 25 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN | |
| 26 | * THE SOFTWARE. | |
| 27 | */ | |
| 28 | ||
| 29 | #ifndef VNC_PALETTE_H | |
| 30 | #define VNC_PALETTE_H | |
| 31 | ||
| 32 | #include "qlist.h" | |
| 33 | #include "qemu-queue.h" | |
| 34 | #include <stdint.h> | |
| 35 | ||
| 36 | #define VNC_PALETTE_HASH_SIZE 256 | |
| 37 | ||
| 38 | typedef struct VncPaletteEntry { | |
| 39 | int idx; | |
| 40 | uint32_t color; | |
| 41 | QLIST_ENTRY(VncPaletteEntry) next; | |
| 42 | } VncPaletteEntry; | |
| 43 | ||
| 44 | typedef struct VncPalette { | |
| 45 | QObject_HEAD; | |
| 46 | size_t size; | |
| 47 | size_t max; | |
| 48 | int bpp; | |
| 49 | QLIST_HEAD(,VncPaletteEntry) table[VNC_PALETTE_HASH_SIZE]; | |
| 50 | } VncPalette; | |
| 51 | ||
| 52 | VncPalette *palette_new(size_t max, int bpp); | |
| 53 | void palette_destroy(VncPalette *palette); | |
| 54 | ||
| 55 | int palette_put(VncPalette *palette, uint32_t color); | |
| 56 | int palette_idx(const VncPalette *palette, uint32_t color); | |
| 57 | size_t palette_size(const VncPalette *palette); | |
| 58 | ||
| 59 | void palette_iter(const VncPalette *palette, | |
| 60 | void (*iter)(int idx, uint32_t color, void *opaque), | |
| 61 | void *opaque); | |
| 62 | ||
| 63 | #endif /* VNC_PALETTE_H */ |