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      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 (at) 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