93 lines
		
	
	
		
			2.7 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			93 lines
		
	
	
		
			2.7 KiB
		
	
	
	
		
			C
		
	
	
	
/*
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 * Copyright © 2013 Keith Packard
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 *
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 * Permission to use, copy, modify, distribute, and sell this software and its
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 * documentation for any purpose is hereby granted without fee, provided that
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 * the above copyright notice appear in all copies and that both that copyright
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 * notice and this permission notice appear in supporting documentation, and
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 * that the name of the copyright holders not be used in advertising or
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 * publicity pertaining to distribution of the software without specific,
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 * written prior permission.  The copyright holders make no representations
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 * about the suitability of this software for any purpose.  It is provided "as
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 * is" without express or implied warranty.
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 *
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 * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
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 * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
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 * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
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 * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
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 * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
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 * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
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 * OF THIS SOFTWARE.
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 */
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#ifdef HAVE_XORG_CONFIG_H
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#include <xorg-config.h>
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#endif
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#include "dri3_priv.h"
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int dri3_request;
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DevPrivateKeyRec dri3_screen_private_key;
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DevPrivateKeyRec dri3_window_private_key;
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static Bool
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dri3_close_screen(ScreenPtr screen)
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{
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    dri3_screen_priv_ptr screen_priv = dri3_screen_priv(screen);
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    unwrap(screen_priv, screen, CloseScreen);
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    free(screen_priv);
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    return (*screen->CloseScreen) (screen);
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}
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Bool
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dri3_screen_init(ScreenPtr screen, dri3_screen_info_ptr info)
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{
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    if (!dixRegisterPrivateKey(&dri3_screen_private_key, PRIVATE_SCREEN, 0))
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        return FALSE;
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    if (!dri3_screen_priv(screen)) {
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        dri3_screen_priv_ptr screen_priv = calloc(1, sizeof (dri3_screen_priv_rec));
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        if (!screen_priv)
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            return FALSE;
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        wrap(screen_priv, screen, CloseScreen, dri3_close_screen);
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        screen_priv->info = info;
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        dixSetPrivate(&screen->devPrivates, &dri3_screen_private_key, screen_priv);
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    }
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    return TRUE;
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}
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void
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dri3_extension_init(void)
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{
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    ExtensionEntry *extension;
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    int i;
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#ifdef PANORAMIX
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    if (!noPanoramiXExtension)
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        return;
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#endif
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    extension = AddExtension(DRI3_NAME, DRI3NumberEvents, DRI3NumberErrors,
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                             proc_dri3_dispatch, sproc_dri3_dispatch,
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                             NULL, StandardMinorOpcode);
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    if (!extension)
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        goto bail;
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    dri3_request = extension->base;
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    for (i = 0; i < screenInfo.numScreens; i++) {
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        if (!dri3_screen_init(screenInfo.screens[i], NULL))
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            goto bail;
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    }
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    return;
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bail:
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    FatalError("Cannot initialize DRI3 extension");
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}
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