876 lines
		
	
	
		
			24 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			876 lines
		
	
	
		
			24 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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#include <dix-config.h>
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#include <unistd.h>
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#include "dix/dix_priv.h"
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#include "os/client_priv.h"
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#include "dri3_priv.h"
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#include <syncsrv.h>
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#include <xace.h>
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#include "../Xext/syncsdk.h"
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#include <protocol-versions.h>
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#include <drm_fourcc.h>
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#include "randrstr_priv.h"
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#include "dixstruct_priv.h"
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static Bool
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dri3_screen_can_one_point_four(ScreenPtr screen)
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{
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    dri3_screen_priv_ptr dri3 = dri3_screen_priv(screen);
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    return dri3 &&
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        dri3->info &&
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        dri3->info->version >= 4 &&
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        dri3->info->import_syncobj;
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}
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static Bool
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dri3_screen_can_one_point_two(ScreenPtr screen)
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{
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    dri3_screen_priv_ptr dri3 = dri3_screen_priv(screen);
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    if (dri3 && dri3->info && dri3->info->version >= 2 &&
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        dri3->info->pixmap_from_fds && dri3->info->fds_from_pixmap &&
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        dri3->info->get_formats && dri3->info->get_modifiers &&
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        dri3->info->get_drawable_modifiers)
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        return TRUE;
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    return FALSE;
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}
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static int
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proc_dri3_query_version(ClientPtr client)
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{
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    REQUEST(xDRI3QueryVersionReq);
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    xDRI3QueryVersionReply rep = {
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        .type = X_Reply,
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        .sequenceNumber = client->sequence,
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        .majorVersion = SERVER_DRI3_MAJOR_VERSION,
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        .minorVersion = SERVER_DRI3_MINOR_VERSION
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    };
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    REQUEST_SIZE_MATCH(xDRI3QueryVersionReq);
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    for (int i = 0; i < screenInfo.numScreens; i++) {
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        if (!dri3_screen_can_one_point_two(screenInfo.screens[i])) {
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            rep.minorVersion = 0;
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            break;
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        }
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        if (!dri3_screen_can_one_point_four(screenInfo.screens[i])) {
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            rep.minorVersion = 2;
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            break;
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        }
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    }
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    for (int i = 0; i < screenInfo.numGPUScreens; i++) {
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        if (!dri3_screen_can_one_point_two(screenInfo.gpuscreens[i])) {
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            rep.minorVersion = 0;
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            break;
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        }
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        if (!dri3_screen_can_one_point_four(screenInfo.gpuscreens[i])) {
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            rep.minorVersion = 2;
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            break;
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        }
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    }
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    /* From DRI3 proto:
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     *
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     * The client sends the highest supported version to the server
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     * and the server sends the highest version it supports, but no
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     * higher than the requested version.
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     */
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    if (rep.majorVersion > stuff->majorVersion ||
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        (rep.majorVersion == stuff->majorVersion &&
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         rep.minorVersion > stuff->minorVersion)) {
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        rep.majorVersion = stuff->majorVersion;
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        rep.minorVersion = stuff->minorVersion;
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    }
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    if (client->swapped) {
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        swaps(&rep.sequenceNumber);
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        swapl(&rep.length);
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        swapl(&rep.majorVersion);
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        swapl(&rep.minorVersion);
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    }
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    WriteToClient(client, sizeof(rep), &rep);
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    return Success;
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}
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int
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dri3_send_open_reply(ClientPtr client, int fd)
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{
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    xDRI3OpenReply rep = {
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        .type = X_Reply,
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        .nfd = 1,
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        .sequenceNumber = client->sequence,
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    };
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    if (client->swapped) {
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        swaps(&rep.sequenceNumber);
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        swapl(&rep.length);
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    }
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    if (WriteFdToClient(client, fd, TRUE) < 0) {
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        close(fd);
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        return BadAlloc;
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    }
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    WriteToClient(client, sizeof (rep), &rep);
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    return Success;
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}
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static int
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proc_dri3_open(ClientPtr client)
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{
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    REQUEST(xDRI3OpenReq);
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    RRProviderPtr provider;
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    DrawablePtr drawable;
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    ScreenPtr screen;
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    int fd;
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    int status;
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    REQUEST_SIZE_MATCH(xDRI3OpenReq);
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    status = dixLookupDrawable(&drawable, stuff->drawable, client, 0, DixGetAttrAccess);
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    if (status != Success)
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        return status;
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    if (stuff->provider == None)
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        provider = NULL;
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    else if (!RRProviderType) {
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        return BadMatch;
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    } else {
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        VERIFY_RR_PROVIDER(stuff->provider, provider, DixReadAccess);
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        if (drawable->pScreen != provider->pScreen)
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            return BadMatch;
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    }
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    screen = drawable->pScreen;
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    status = dri3_open(client, screen, provider, &fd);
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    if (status != Success)
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        return status;
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    if (client->ignoreCount == 0)
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        return dri3_send_open_reply(client, fd);
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    return Success;
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}
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static int
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proc_dri3_pixmap_from_buffer(ClientPtr client)
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{
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    REQUEST(xDRI3PixmapFromBufferReq);
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    int fd;
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    DrawablePtr drawable;
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    PixmapPtr pixmap;
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    CARD32 stride, offset;
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    int rc;
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    SetReqFds(client, 1);
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    REQUEST_SIZE_MATCH(xDRI3PixmapFromBufferReq);
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    LEGAL_NEW_RESOURCE(stuff->pixmap, client);
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    rc = dixLookupDrawable(&drawable, stuff->drawable, client, M_ANY, DixGetAttrAccess);
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    if (rc != Success) {
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        client->errorValue = stuff->drawable;
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        return rc;
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    }
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    if (!stuff->width || !stuff->height) {
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        client->errorValue = 0;
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        return BadValue;
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    }
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    if (stuff->width > 32767 || stuff->height > 32767)
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        return BadAlloc;
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    if (stuff->depth != 1) {
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        DepthPtr depth = drawable->pScreen->allowedDepths;
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        int i;
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        for (i = 0; i < drawable->pScreen->numDepths; i++, depth++)
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            if (depth->depth == stuff->depth)
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                break;
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        if (i == drawable->pScreen->numDepths) {
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            client->errorValue = stuff->depth;
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            return BadValue;
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        }
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    }
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    fd = ReadFdFromClient(client);
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    if (fd < 0)
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        return BadValue;
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    offset = 0;
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    stride = stuff->stride;
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    rc = dri3_pixmap_from_fds(&pixmap,
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                              drawable->pScreen, 1, &fd,
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                              stuff->width, stuff->height,
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                              &stride, &offset,
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                              stuff->depth, stuff->bpp,
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                              DRM_FORMAT_MOD_INVALID);
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    close (fd);
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    if (rc != Success)
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        return rc;
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    pixmap->drawable.id = stuff->pixmap;
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    /* security creation/labeling check */
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    rc = XaceHookResourceAccess(client, stuff->pixmap, X11_RESTYPE_PIXMAP,
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                  pixmap, X11_RESTYPE_NONE, NULL, DixCreateAccess);
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    if (rc != Success) {
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        dixDestroyPixmap(pixmap, 0);
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        return rc;
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    }
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    if (!AddResource(stuff->pixmap, X11_RESTYPE_PIXMAP, (void *) pixmap))
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        return BadAlloc;
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    return Success;
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}
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static int
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proc_dri3_buffer_from_pixmap(ClientPtr client)
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{
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    REQUEST(xDRI3BufferFromPixmapReq);
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    int rc;
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    int fd;
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    PixmapPtr pixmap;
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    REQUEST_SIZE_MATCH(xDRI3BufferFromPixmapReq);
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    rc = dixLookupResourceByType((void **) &pixmap, stuff->pixmap, X11_RESTYPE_PIXMAP,
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                                 client, DixWriteAccess);
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    if (rc != Success) {
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        client->errorValue = stuff->pixmap;
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        return rc;
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    }
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    xDRI3BufferFromPixmapReply rep = {
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        .type = X_Reply,
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        .nfd = 1,
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        .sequenceNumber = client->sequence,
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        .width = pixmap->drawable.width,
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        .height = pixmap->drawable.height,
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        .depth = pixmap->drawable.depth,
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        .bpp = pixmap->drawable.bitsPerPixel,
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    };
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    fd = dri3_fd_from_pixmap(pixmap, &rep.stride, &rep.size);
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    if (fd < 0)
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        return BadPixmap;
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    if (client->swapped) {
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        swaps(&rep.sequenceNumber);
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        swapl(&rep.length);
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        swapl(&rep.size);
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        swaps(&rep.width);
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        swaps(&rep.height);
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        swaps(&rep.stride);
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    }
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    if (WriteFdToClient(client, fd, TRUE) < 0) {
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        close(fd);
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        return BadAlloc;
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    }
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    WriteToClient(client, sizeof(rep), &rep);
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    return Success;
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}
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static int
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proc_dri3_fence_from_fd(ClientPtr client)
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{
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    REQUEST(xDRI3FenceFromFDReq);
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    DrawablePtr drawable;
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    int fd;
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    int status;
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    SetReqFds(client, 1);
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    REQUEST_SIZE_MATCH(xDRI3FenceFromFDReq);
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    LEGAL_NEW_RESOURCE(stuff->fence, client);
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    status = dixLookupDrawable(&drawable, stuff->drawable, client, M_ANY, DixGetAttrAccess);
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    if (status != Success)
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        return status;
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    fd = ReadFdFromClient(client);
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    if (fd < 0)
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        return BadValue;
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    status = SyncCreateFenceFromFD(client, drawable, stuff->fence,
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                                   fd, stuff->initially_triggered);
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    return status;
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}
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static int
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proc_dri3_fd_from_fence(ClientPtr client)
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{
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    REQUEST(xDRI3FDFromFenceReq);
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    xDRI3FDFromFenceReply rep = {
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        .type = X_Reply,
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        .nfd = 1,
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        .sequenceNumber = client->sequence,
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    };
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    DrawablePtr drawable;
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    int fd;
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    int status;
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    SyncFence *fence;
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    REQUEST_SIZE_MATCH(xDRI3FDFromFenceReq);
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    status = dixLookupDrawable(&drawable, stuff->drawable, client, M_ANY, DixGetAttrAccess);
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    if (status != Success)
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        return status;
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    status = SyncVerifyFence(&fence, stuff->fence, client, DixWriteAccess);
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    if (status != Success)
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        return status;
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    fd = SyncFDFromFence(client, drawable, fence);
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    if (fd < 0)
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        return BadMatch;
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    if (client->swapped) {
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        swaps(&rep.sequenceNumber);
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        swapl(&rep.length);
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    }
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    if (WriteFdToClient(client, fd, FALSE) < 0)
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        return BadAlloc;
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    WriteToClient(client, sizeof(rep), &rep);
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    return Success;
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}
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static int
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proc_dri3_get_supported_modifiers(ClientPtr client)
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{
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    REQUEST(xDRI3GetSupportedModifiersReq);
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    WindowPtr window;
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    ScreenPtr pScreen;
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    CARD64 *window_modifiers = NULL;
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    CARD64 *screen_modifiers = NULL;
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    CARD32 nwindowmodifiers = 0;
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    CARD32 nscreenmodifiers = 0;
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    int status;
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    int i;
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    REQUEST_SIZE_MATCH(xDRI3GetSupportedModifiersReq);
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    status = dixLookupWindow(&window, stuff->window, client, DixGetAttrAccess);
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    if (status != Success)
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        return status;
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    pScreen = window->drawable.pScreen;
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    dri3_get_supported_modifiers(pScreen, &window->drawable,
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				 stuff->depth, stuff->bpp,
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                                 &nwindowmodifiers, &window_modifiers,
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                                 &nscreenmodifiers, &screen_modifiers);
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    const size_t bufsz = (nwindowmodifiers + nscreenmodifiers) * sizeof(CARD64);
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    CARD64 *buf = calloc(1, bufsz);
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    if (!buf) {
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        free(window_modifiers);
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        free(screen_modifiers);
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        return BadAlloc;
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    }
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    memcpy(buf, window_modifiers, sizeof(CARD64) * nwindowmodifiers);
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    memcpy(&buf[nwindowmodifiers], screen_modifiers, sizeof(CARD64) * nscreenmodifiers);
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    free(window_modifiers);
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    free(screen_modifiers);
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    xDRI3GetSupportedModifiersReply rep = {
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        .type = X_Reply,
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        .sequenceNumber = client->sequence,
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        .numWindowModifiers = nwindowmodifiers,
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        .numScreenModifiers = nscreenmodifiers,
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        .length = bytes_to_int32(bufsz),
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    };
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    if (client->swapped) {
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        swaps(&rep.sequenceNumber);
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        swapl(&rep.length);
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        swapl(&rep.numWindowModifiers);
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        swapl(&rep.numScreenModifiers);
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        for (i = 0; i < nwindowmodifiers+nscreenmodifiers; i++)
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            swapll(&buf[i]);
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    }
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    WriteToClient(client, sizeof(rep), &rep);
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    WriteToClient(client, bufsz, buf);
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    free(buf);
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    return Success;
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}
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static int
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proc_dri3_pixmap_from_buffers(ClientPtr client)
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{
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    REQUEST(xDRI3PixmapFromBuffersReq);
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    int fds[4];
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    CARD32 strides[4], offsets[4];
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    ScreenPtr screen;
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    WindowPtr window;
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    PixmapPtr pixmap;
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    int rc;
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    int i;
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    SetReqFds(client, stuff->num_buffers);
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    REQUEST_SIZE_MATCH(xDRI3PixmapFromBuffersReq);
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    LEGAL_NEW_RESOURCE(stuff->pixmap, client);
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    rc = dixLookupWindow(&window, stuff->window, client, DixGetAttrAccess);
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    if (rc != Success) {
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        client->errorValue = stuff->window;
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        return rc;
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    }
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    screen = window->drawable.pScreen;
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    if (!stuff->width || !stuff->height || !stuff->bpp || !stuff->depth) {
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        client->errorValue = 0;
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        return BadValue;
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    }
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    if (stuff->width > 32767 || stuff->height > 32767)
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        return BadAlloc;
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						|
    if (stuff->depth != 1) {
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						|
        DepthPtr depth = screen->allowedDepths;
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						|
        int j;
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        for (j = 0; j < screen->numDepths; j++, depth++)
 | 
						|
            if (depth->depth == stuff->depth)
 | 
						|
                break;
 | 
						|
        if (j == screen->numDepths) {
 | 
						|
            client->errorValue = stuff->depth;
 | 
						|
            return BadValue;
 | 
						|
        }
 | 
						|
    }
 | 
						|
 | 
						|
    if (!stuff->num_buffers || stuff->num_buffers > 4) {
 | 
						|
        client->errorValue = stuff->num_buffers;
 | 
						|
        return BadValue;
 | 
						|
    }
 | 
						|
 | 
						|
    for (i = 0; i < stuff->num_buffers; i++) {
 | 
						|
        fds[i] = ReadFdFromClient(client);
 | 
						|
        if (fds[i] < 0) {
 | 
						|
            while (--i >= 0)
 | 
						|
                close(fds[i]);
 | 
						|
            return BadValue;
 | 
						|
        }
 | 
						|
    }
 | 
						|
 | 
						|
    strides[0] = stuff->stride0;
 | 
						|
    strides[1] = stuff->stride1;
 | 
						|
    strides[2] = stuff->stride2;
 | 
						|
    strides[3] = stuff->stride3;
 | 
						|
    offsets[0] = stuff->offset0;
 | 
						|
    offsets[1] = stuff->offset1;
 | 
						|
    offsets[2] = stuff->offset2;
 | 
						|
    offsets[3] = stuff->offset3;
 | 
						|
 | 
						|
    rc = dri3_pixmap_from_fds(&pixmap, screen,
 | 
						|
                              stuff->num_buffers, fds,
 | 
						|
                              stuff->width, stuff->height,
 | 
						|
                              strides, offsets,
 | 
						|
                              stuff->depth, stuff->bpp,
 | 
						|
                              stuff->modifier);
 | 
						|
 | 
						|
    for (i = 0; i < stuff->num_buffers; i++)
 | 
						|
        close (fds[i]);
 | 
						|
 | 
						|
    if (rc != Success)
 | 
						|
        return rc;
 | 
						|
 | 
						|
    pixmap->drawable.id = stuff->pixmap;
 | 
						|
 | 
						|
    /* security creation/labeling check */
 | 
						|
    rc = XaceHookResourceAccess(client, stuff->pixmap, X11_RESTYPE_PIXMAP,
 | 
						|
                  pixmap, X11_RESTYPE_NONE, NULL, DixCreateAccess);
 | 
						|
 | 
						|
    if (rc != Success) {
 | 
						|
        dixDestroyPixmap(pixmap, 0);
 | 
						|
        return rc;
 | 
						|
    }
 | 
						|
    if (!AddResource(stuff->pixmap, X11_RESTYPE_PIXMAP, (void *) pixmap))
 | 
						|
        return BadAlloc;
 | 
						|
 | 
						|
    return Success;
 | 
						|
}
 | 
						|
 | 
						|
static int
 | 
						|
proc_dri3_buffers_from_pixmap(ClientPtr client)
 | 
						|
{
 | 
						|
    REQUEST(xDRI3BuffersFromPixmapReq);
 | 
						|
    int rc;
 | 
						|
    int fds[4];
 | 
						|
    int num_fds;
 | 
						|
    uint32_t strides[4], offsets[4];
 | 
						|
    uint64_t modifier;
 | 
						|
    int i;
 | 
						|
    PixmapPtr pixmap;
 | 
						|
 | 
						|
    REQUEST_SIZE_MATCH(xDRI3BuffersFromPixmapReq);
 | 
						|
    rc = dixLookupResourceByType((void **) &pixmap, stuff->pixmap, X11_RESTYPE_PIXMAP,
 | 
						|
                                 client, DixWriteAccess);
 | 
						|
    if (rc != Success) {
 | 
						|
        client->errorValue = stuff->pixmap;
 | 
						|
        return rc;
 | 
						|
    }
 | 
						|
 | 
						|
    num_fds = dri3_fds_from_pixmap(pixmap, fds, strides, offsets, &modifier);
 | 
						|
    if (num_fds == 0)
 | 
						|
        return BadPixmap;
 | 
						|
 | 
						|
    for (i = 0; i < num_fds; i++) {
 | 
						|
        if (WriteFdToClient(client, fds[i], TRUE) < 0) {
 | 
						|
            while (i--)
 | 
						|
                close(fds[i]);
 | 
						|
            return BadAlloc;
 | 
						|
        }
 | 
						|
    }
 | 
						|
 | 
						|
    const size_t bufsz = num_fds * 2 * sizeof(CARD32);
 | 
						|
    CARD32 *buf = calloc(1, bufsz);
 | 
						|
    if (!buf)
 | 
						|
        return BadAlloc;
 | 
						|
 | 
						|
    memcpy(buf, strides, num_fds * sizeof(CARD32));
 | 
						|
    memcpy(&buf[num_fds], offsets, num_fds * sizeof(CARD32));
 | 
						|
 | 
						|
    xDRI3BuffersFromPixmapReply rep = {
 | 
						|
        .type = X_Reply,
 | 
						|
        .sequenceNumber = client->sequence,
 | 
						|
        .nfd = num_fds,
 | 
						|
        .length = bytes_to_int32(bufsz),
 | 
						|
        .width = pixmap->drawable.width,
 | 
						|
        .height = pixmap->drawable.height,
 | 
						|
        .depth = pixmap->drawable.depth,
 | 
						|
        .bpp = pixmap->drawable.bitsPerPixel,
 | 
						|
        .modifier = modifier,
 | 
						|
    };
 | 
						|
 | 
						|
    if (client->swapped) {
 | 
						|
        swaps(&rep.sequenceNumber);
 | 
						|
        swapl(&rep.length);
 | 
						|
        swaps(&rep.width);
 | 
						|
        swaps(&rep.height);
 | 
						|
        swapll(&rep.modifier);
 | 
						|
        for (i = 0; i < num_fds * 2; i++)
 | 
						|
            swapl(&buf[i]);
 | 
						|
    }
 | 
						|
 | 
						|
    WriteToClient(client, sizeof(rep), &rep);
 | 
						|
    WriteToClient(client, bufsz, buf);
 | 
						|
    free(buf);
 | 
						|
    return Success;
 | 
						|
}
 | 
						|
 | 
						|
static int
 | 
						|
proc_dri3_set_drm_device_in_use(ClientPtr client)
 | 
						|
{
 | 
						|
    REQUEST(xDRI3SetDRMDeviceInUseReq);
 | 
						|
    WindowPtr window;
 | 
						|
    int status;
 | 
						|
 | 
						|
    REQUEST_SIZE_MATCH(xDRI3SetDRMDeviceInUseReq);
 | 
						|
    status = dixLookupWindow(&window, stuff->window, client,
 | 
						|
                             DixGetAttrAccess);
 | 
						|
    if (status != Success)
 | 
						|
        return status;
 | 
						|
 | 
						|
    /* TODO Eventually we should use this information to have
 | 
						|
     * DRI3GetSupportedModifiers return device-specific modifiers, but for now
 | 
						|
     * we will ignore it until multi-device support is more complete.
 | 
						|
     * Otherwise we can't advertise support for DRI3 1.4.
 | 
						|
     */
 | 
						|
    return Success;
 | 
						|
}
 | 
						|
 | 
						|
static int
 | 
						|
proc_dri3_import_syncobj(ClientPtr client)
 | 
						|
{
 | 
						|
    REQUEST(xDRI3ImportSyncobjReq);
 | 
						|
    DrawablePtr drawable;
 | 
						|
    ScreenPtr screen;
 | 
						|
    int fd;
 | 
						|
    int status;
 | 
						|
 | 
						|
    SetReqFds(client, 1);
 | 
						|
    REQUEST_SIZE_MATCH(xDRI3ImportSyncobjReq);
 | 
						|
    LEGAL_NEW_RESOURCE(stuff->syncobj, client);
 | 
						|
 | 
						|
    status = dixLookupDrawable(&drawable, stuff->drawable, client,
 | 
						|
                               M_ANY, DixGetAttrAccess);
 | 
						|
    if (status != Success)
 | 
						|
        return status;
 | 
						|
 | 
						|
    screen = drawable->pScreen;
 | 
						|
 | 
						|
    fd = ReadFdFromClient(client);
 | 
						|
    if (fd < 0)
 | 
						|
        return BadValue;
 | 
						|
 | 
						|
    return dri3_import_syncobj(client, screen, stuff->syncobj, fd);
 | 
						|
}
 | 
						|
 | 
						|
static int
 | 
						|
proc_dri3_free_syncobj(ClientPtr client)
 | 
						|
{
 | 
						|
    REQUEST(xDRI3FreeSyncobjReq);
 | 
						|
    struct dri3_syncobj *syncobj;
 | 
						|
    int status;
 | 
						|
 | 
						|
    REQUEST_SIZE_MATCH(xDRI3FreeSyncobjReq);
 | 
						|
 | 
						|
    status = dixLookupResourceByType((void **) &syncobj, stuff->syncobj,
 | 
						|
                                     dri3_syncobj_type, client, DixWriteAccess);
 | 
						|
    if (status != Success)
 | 
						|
        return status;
 | 
						|
 | 
						|
    FreeResource(stuff->syncobj, RT_NONE);
 | 
						|
    return Success;
 | 
						|
}
 | 
						|
 | 
						|
int
 | 
						|
proc_dri3_dispatch(ClientPtr client)
 | 
						|
{
 | 
						|
    REQUEST(xReq);
 | 
						|
    if (!client->local)
 | 
						|
        return BadMatch;
 | 
						|
 | 
						|
    switch (stuff->data) {
 | 
						|
        case X_DRI3QueryVersion:
 | 
						|
            return proc_dri3_query_version(client);
 | 
						|
        case X_DRI3Open:
 | 
						|
            return proc_dri3_open(client);
 | 
						|
        case X_DRI3PixmapFromBuffer:
 | 
						|
            return proc_dri3_pixmap_from_buffer(client);
 | 
						|
        case X_DRI3BufferFromPixmap:
 | 
						|
            return proc_dri3_buffer_from_pixmap(client);
 | 
						|
        case X_DRI3FenceFromFD:
 | 
						|
            return proc_dri3_fence_from_fd(client);
 | 
						|
        case X_DRI3FDFromFence:
 | 
						|
            return proc_dri3_fd_from_fence(client);
 | 
						|
 | 
						|
        /* v1.2 */
 | 
						|
        case xDRI3GetSupportedModifiers:
 | 
						|
            return proc_dri3_get_supported_modifiers(client);
 | 
						|
        case xDRI3PixmapFromBuffers:
 | 
						|
            return proc_dri3_pixmap_from_buffers(client);
 | 
						|
        case xDRI3BuffersFromPixmap:
 | 
						|
            return proc_dri3_buffers_from_pixmap(client);
 | 
						|
 | 
						|
        /* v1.3 */
 | 
						|
        case xDRI3SetDRMDeviceInUse:
 | 
						|
            return proc_dri3_set_drm_device_in_use(client);
 | 
						|
 | 
						|
        /* v1.4 */
 | 
						|
        case xDRI3ImportSyncobj:
 | 
						|
            return proc_dri3_import_syncobj(client);
 | 
						|
        case xDRI3FreeSyncobj:
 | 
						|
            return proc_dri3_free_syncobj(client);
 | 
						|
        default:
 | 
						|
            return BadRequest;
 | 
						|
    }
 | 
						|
}
 | 
						|
 | 
						|
static int _X_COLD
 | 
						|
sproc_dri3_query_version(ClientPtr client)
 | 
						|
{
 | 
						|
    REQUEST(xDRI3QueryVersionReq);
 | 
						|
    REQUEST_SIZE_MATCH(xDRI3QueryVersionReq);
 | 
						|
    swapl(&stuff->majorVersion);
 | 
						|
    swapl(&stuff->minorVersion);
 | 
						|
    return proc_dri3_query_version(client);
 | 
						|
}
 | 
						|
 | 
						|
static int _X_COLD
 | 
						|
sproc_dri3_open(ClientPtr client)
 | 
						|
{
 | 
						|
    REQUEST(xDRI3OpenReq);
 | 
						|
    REQUEST_SIZE_MATCH(xDRI3OpenReq);
 | 
						|
    swapl(&stuff->drawable);
 | 
						|
    swapl(&stuff->provider);
 | 
						|
    return proc_dri3_open(client);
 | 
						|
}
 | 
						|
 | 
						|
static int _X_COLD
 | 
						|
sproc_dri3_pixmap_from_buffer(ClientPtr client)
 | 
						|
{
 | 
						|
    REQUEST(xDRI3PixmapFromBufferReq);
 | 
						|
    REQUEST_SIZE_MATCH(xDRI3PixmapFromBufferReq);
 | 
						|
    swapl(&stuff->pixmap);
 | 
						|
    swapl(&stuff->drawable);
 | 
						|
    swapl(&stuff->size);
 | 
						|
    swaps(&stuff->width);
 | 
						|
    swaps(&stuff->height);
 | 
						|
    swaps(&stuff->stride);
 | 
						|
    return proc_dri3_pixmap_from_buffer(client);
 | 
						|
}
 | 
						|
 | 
						|
static int _X_COLD
 | 
						|
sproc_dri3_buffer_from_pixmap(ClientPtr client)
 | 
						|
{
 | 
						|
    REQUEST(xDRI3BufferFromPixmapReq);
 | 
						|
    REQUEST_SIZE_MATCH(xDRI3BufferFromPixmapReq);
 | 
						|
    swapl(&stuff->pixmap);
 | 
						|
    return proc_dri3_buffer_from_pixmap(client);
 | 
						|
}
 | 
						|
 | 
						|
static int _X_COLD
 | 
						|
sproc_dri3_fence_from_fd(ClientPtr client)
 | 
						|
{
 | 
						|
    REQUEST(xDRI3FenceFromFDReq);
 | 
						|
    REQUEST_SIZE_MATCH(xDRI3FenceFromFDReq);
 | 
						|
    swapl(&stuff->drawable);
 | 
						|
    swapl(&stuff->fence);
 | 
						|
    return proc_dri3_fence_from_fd(client);
 | 
						|
}
 | 
						|
 | 
						|
static int _X_COLD
 | 
						|
sproc_dri3_fd_from_fence(ClientPtr client)
 | 
						|
{
 | 
						|
    REQUEST(xDRI3FDFromFenceReq);
 | 
						|
    REQUEST_SIZE_MATCH(xDRI3FDFromFenceReq);
 | 
						|
    swapl(&stuff->drawable);
 | 
						|
    swapl(&stuff->fence);
 | 
						|
    return proc_dri3_fd_from_fence(client);
 | 
						|
}
 | 
						|
 | 
						|
static int _X_COLD
 | 
						|
sproc_dri3_get_supported_modifiers(ClientPtr client)
 | 
						|
{
 | 
						|
    REQUEST(xDRI3GetSupportedModifiersReq);
 | 
						|
    REQUEST_SIZE_MATCH(xDRI3GetSupportedModifiersReq);
 | 
						|
    swapl(&stuff->window);
 | 
						|
    return proc_dri3_get_supported_modifiers(client);
 | 
						|
}
 | 
						|
 | 
						|
static int _X_COLD
 | 
						|
sproc_dri3_pixmap_from_buffers(ClientPtr client)
 | 
						|
{
 | 
						|
    REQUEST(xDRI3PixmapFromBuffersReq);
 | 
						|
    REQUEST_SIZE_MATCH(xDRI3PixmapFromBuffersReq);
 | 
						|
    swapl(&stuff->pixmap);
 | 
						|
    swapl(&stuff->window);
 | 
						|
    swaps(&stuff->width);
 | 
						|
    swaps(&stuff->height);
 | 
						|
    swapl(&stuff->stride0);
 | 
						|
    swapl(&stuff->offset0);
 | 
						|
    swapl(&stuff->stride1);
 | 
						|
    swapl(&stuff->offset1);
 | 
						|
    swapl(&stuff->stride2);
 | 
						|
    swapl(&stuff->offset2);
 | 
						|
    swapl(&stuff->stride3);
 | 
						|
    swapl(&stuff->offset3);
 | 
						|
    swapll(&stuff->modifier);
 | 
						|
    return proc_dri3_pixmap_from_buffers(client);
 | 
						|
}
 | 
						|
 | 
						|
static int _X_COLD
 | 
						|
sproc_dri3_buffers_from_pixmap(ClientPtr client)
 | 
						|
{
 | 
						|
    REQUEST(xDRI3BuffersFromPixmapReq);
 | 
						|
    REQUEST_SIZE_MATCH(xDRI3BuffersFromPixmapReq);
 | 
						|
    swapl(&stuff->pixmap);
 | 
						|
    return proc_dri3_buffers_from_pixmap(client);
 | 
						|
}
 | 
						|
 | 
						|
static int _X_COLD
 | 
						|
sproc_dri3_set_drm_device_in_use(ClientPtr client)
 | 
						|
{
 | 
						|
    REQUEST(xDRI3SetDRMDeviceInUseReq);
 | 
						|
    REQUEST_SIZE_MATCH(xDRI3SetDRMDeviceInUseReq);
 | 
						|
    swapl(&stuff->window);
 | 
						|
    swapl(&stuff->drmMajor);
 | 
						|
    swapl(&stuff->drmMinor);
 | 
						|
    return proc_dri3_set_drm_device_in_use(client);
 | 
						|
}
 | 
						|
 | 
						|
static int _X_COLD
 | 
						|
sproc_dri3_import_syncobj(ClientPtr client)
 | 
						|
{
 | 
						|
    REQUEST(xDRI3ImportSyncobjReq);
 | 
						|
    REQUEST_SIZE_MATCH(xDRI3ImportSyncobjReq);
 | 
						|
    swapl(&stuff->syncobj);
 | 
						|
    swapl(&stuff->drawable);
 | 
						|
    return proc_dri3_import_syncobj(client);
 | 
						|
}
 | 
						|
 | 
						|
static int _X_COLD
 | 
						|
sproc_dri3_free_syncobj(ClientPtr client)
 | 
						|
{
 | 
						|
    REQUEST(xDRI3FreeSyncobjReq);
 | 
						|
    REQUEST_SIZE_MATCH(xDRI3FreeSyncobjReq);
 | 
						|
    swapl(&stuff->syncobj);
 | 
						|
    return proc_dri3_free_syncobj(client);
 | 
						|
}
 | 
						|
 | 
						|
int _X_COLD
 | 
						|
sproc_dri3_dispatch(ClientPtr client)
 | 
						|
{
 | 
						|
    REQUEST(xReq);
 | 
						|
    if (!client->local)
 | 
						|
        return BadMatch;
 | 
						|
 | 
						|
    switch (stuff->data) {
 | 
						|
        case X_DRI3QueryVersion:
 | 
						|
            return sproc_dri3_query_version(client);
 | 
						|
        case X_DRI3Open:
 | 
						|
            return sproc_dri3_open(client);
 | 
						|
        case X_DRI3PixmapFromBuffer:
 | 
						|
            return sproc_dri3_pixmap_from_buffer(client);
 | 
						|
        case X_DRI3BufferFromPixmap:
 | 
						|
            return sproc_dri3_buffer_from_pixmap(client);
 | 
						|
        case X_DRI3FenceFromFD:
 | 
						|
            return sproc_dri3_fence_from_fd(client);
 | 
						|
        case X_DRI3FDFromFence:
 | 
						|
            return sproc_dri3_fd_from_fence(client);
 | 
						|
 | 
						|
        /* v1.2 */
 | 
						|
        case xDRI3GetSupportedModifiers:
 | 
						|
            return sproc_dri3_get_supported_modifiers(client);
 | 
						|
        case xDRI3PixmapFromBuffers:
 | 
						|
            return sproc_dri3_pixmap_from_buffers(client);
 | 
						|
        case xDRI3BuffersFromPixmap:
 | 
						|
            return sproc_dri3_buffers_from_pixmap(client);
 | 
						|
 | 
						|
        /* v1.3 */
 | 
						|
        case xDRI3SetDRMDeviceInUse:
 | 
						|
            return sproc_dri3_set_drm_device_in_use(client);
 | 
						|
 | 
						|
        /* v1.4 */
 | 
						|
        case xDRI3ImportSyncobj:
 | 
						|
            return sproc_dri3_import_syncobj(client);
 | 
						|
        case xDRI3FreeSyncobj:
 | 
						|
            return sproc_dri3_free_syncobj(client);
 | 
						|
        default:
 | 
						|
            return BadRequest;
 | 
						|
    }
 | 
						|
}
 |