compat-api.h revision 2bb2e6a6e3017d462be0ae9308955f37c5ee03c6 
1/*
2 * Copyright 2012 Red Hat, Inc.
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
13 * Software.
14 *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
20 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
21 * DEALINGS IN THE SOFTWARE.
22 *
23 * Author: Dave Airlie <airlied@redhat.com>
24 */
25
26/* this file provides API compat between server post 1.13 and pre it,
27   it should be reused inside as many drivers as possible */
28#ifndef COMPAT_API_H
29#define COMPAT_API_H
30
31#ifndef GLYPH_HAS_GLYPH_PICTURE_ACCESSOR
32#define GetGlyphPicture(g, s) GlyphPicture((g))[(s)->myNum]
33#define SetGlyphPicture(g, s, p) GlyphPicture((g))[(s)->myNum] = p
34#endif
35
36#ifndef XF86_HAS_SCRN_CONV
37#define xf86ScreenToScrn(s) xf86Screens[(s)->myNum]
38#define xf86ScrnToScreen(s) screenInfo.screens[(s)->scrnIndex]
39#endif
40
41#ifndef XF86_SCRN_INTERFACE
42
43#define SCRN_ARG_TYPE int
44#define SCRN_INFO_PTR(arg1) ScrnInfoPtr pScrn = xf86Screens[(arg1)]
45
46#define SCREEN_ARG_TYPE int
47#define SCREEN_PTR(arg1) ScreenPtr pScreen = screenInfo.screens[(arg1)]
48
49#define SCREEN_INIT_ARGS_DECL int i, ScreenPtr pScreen, int argc, char **argv
50
51#define BLOCKHANDLER_ARGS_DECL int arg, pointer blockData, pointer pTimeout, pointer pReadmask
52#define BLOCKHANDLER_ARGS arg, blockData, pTimeout, pReadmask
53
54#define CLOSE_SCREEN_ARGS_DECL int scrnIndex, ScreenPtr pScreen
55#define CLOSE_SCREEN_ARGS scrnIndex, pScreen
56
57#define ADJUST_FRAME_ARGS_DECL int arg, int x, int y, int flags
58#define ADJUST_FRAME_ARGS(arg, x, y) (arg)->scrnIndex, x, y, 0
59
60#define SWITCH_MODE_ARGS_DECL int arg, DisplayModePtr mode, int flags
61#define SWITCH_MODE_ARGS(arg, m) (arg)->scrnIndex, m, 0
62
63#define FREE_SCREEN_ARGS_DECL int arg, int flags
64
65#define VT_FUNC_ARGS_DECL int arg, int flags
66#define VT_FUNC_ARGS pScrn->scrnIndex, 0
67
68#define XF86_SCRN_ARG(x) ((x)->scrnIndex)
69#else
70#define SCRN_ARG_TYPE ScrnInfoPtr
71#define SCRN_INFO_PTR(arg1) ScrnInfoPtr pScrn = (arg1)
72
73#define SCREEN_ARG_TYPE ScreenPtr
74#define SCREEN_PTR(arg1) ScreenPtr pScreen = (arg1)
75
76#define SCREEN_INIT_ARGS_DECL ScreenPtr pScreen, int argc, char **argv
77
78#define BLOCKHANDLER_ARGS_DECL ScreenPtr arg, pointer pTimeout, pointer pReadmask
79#define BLOCKHANDLER_ARGS arg, pTimeout, pReadmask
80
81#define CLOSE_SCREEN_ARGS_DECL ScreenPtr pScreen
82#define CLOSE_SCREEN_ARGS pScreen
83
84#define ADJUST_FRAME_ARGS_DECL ScrnInfoPtr arg, int x, int y
85#define ADJUST_FRAME_ARGS(arg, x, y) arg, x, y
86
87#define SWITCH_MODE_ARGS_DECL ScrnInfoPtr arg, DisplayModePtr mode
88#define SWITCH_MODE_ARGS(arg, m) arg, m
89
90#define FREE_SCREEN_ARGS_DECL ScrnInfoPtr arg
91
92#define VT_FUNC_ARGS_DECL ScrnInfoPtr arg
93#define VT_FUNC_ARGS pScrn
94
95#define XF86_SCRN_ARG(x) (x)
96
97#endif
98
99#endif
100