380 lines
		
	
	
		
			8.5 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			380 lines
		
	
	
		
			8.5 KiB
		
	
	
	
		
			C
		
	
	
	
/*****************************************************************
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Copyright (c) 1996 Digital Equipment Corporation, Maynard, Massachusetts.
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software.
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
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DIGITAL EQUIPMENT CORPORATION BE LIABLE FOR ANY CLAIM, DAMAGES, INCLUDING, 
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BUT NOT LIMITED TO CONSEQUENTIAL OR INCIDENTAL DAMAGES, OR OTHER LIABILITY, 
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WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR 
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IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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Except as contained in this notice, the name of Digital Equipment Corporation 
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shall not be used in advertising or otherwise to promote the sale, use or other
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dealings in this Software without prior written authorization from Digital 
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Equipment Corporation.
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******************************************************************/
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#ifdef HAVE_DIX_CONFIG_H
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#include <dix-config.h>
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#endif
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#include <X11/X.h>
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#include <X11/Xproto.h>
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#include "misc.h"
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#include "os.h"
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#include "dixstruct.h"
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#include "extnsionst.h"
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#include "opaque.h"
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#include <X11/extensions/dpmsproto.h>
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#include "dpmsproc.h"
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#include "modinit.h"
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static int
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ProcDPMSGetVersion(ClientPtr client)
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{
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    /* REQUEST(xDPMSGetVersionReq); */
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    xDPMSGetVersionReply rep;
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    int n;
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    REQUEST_SIZE_MATCH(xDPMSGetVersionReq);
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    rep.type = X_Reply;
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    rep.length = 0;
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    rep.sequenceNumber = client->sequence;
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    rep.majorVersion = DPMSMajorVersion;
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    rep.minorVersion = DPMSMinorVersion;
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    if (client->swapped) {
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    	swaps(&rep.sequenceNumber, n);
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	swaps(&rep.majorVersion, n);
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	swaps(&rep.minorVersion, n);
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    }
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    WriteToClient(client, sizeof(xDPMSGetVersionReply), (char *)&rep);
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    return Success;
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}
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static int
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ProcDPMSCapable(ClientPtr client)
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{
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    /* REQUEST(xDPMSCapableReq); */
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    xDPMSCapableReply rep;
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    int n;
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    REQUEST_SIZE_MATCH(xDPMSCapableReq);
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    rep.type = X_Reply;
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    rep.length = 0;
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    rep.sequenceNumber = client->sequence;
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    rep.capable = DPMSCapableFlag;
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    if (client->swapped) {
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	swaps(&rep.sequenceNumber, n);
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    }
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    WriteToClient(client, sizeof(xDPMSCapableReply), (char *)&rep);
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    return Success;
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}
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static int
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ProcDPMSGetTimeouts(ClientPtr client)
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{
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    /* REQUEST(xDPMSGetTimeoutsReq); */
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    xDPMSGetTimeoutsReply rep;
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    int n;
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    REQUEST_SIZE_MATCH(xDPMSGetTimeoutsReq);
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    rep.type = X_Reply;
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    rep.length = 0;
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    rep.sequenceNumber = client->sequence;
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    rep.standby = DPMSStandbyTime / MILLI_PER_SECOND;
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    rep.suspend = DPMSSuspendTime / MILLI_PER_SECOND;
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    rep.off = DPMSOffTime / MILLI_PER_SECOND;
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    if (client->swapped) {
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    	swaps(&rep.sequenceNumber, n);
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	swaps(&rep.standby, n);
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	swaps(&rep.suspend, n);
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	swaps(&rep.off, n);
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    }
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    WriteToClient(client, sizeof(xDPMSGetTimeoutsReply), (char *)&rep);
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    return Success;
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}
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static int
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ProcDPMSSetTimeouts(ClientPtr client)
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{
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    REQUEST(xDPMSSetTimeoutsReq);
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    REQUEST_SIZE_MATCH(xDPMSSetTimeoutsReq);
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    if ((stuff->off != 0)&&(stuff->off < stuff->suspend)) 
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    {
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	client->errorValue = stuff->off;
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	return BadValue;
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    }
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    if ((stuff->suspend != 0)&&(stuff->suspend < stuff->standby))
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    {
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	client->errorValue = stuff->suspend;
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	return BadValue;
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    }  
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    DPMSStandbyTime = stuff->standby * MILLI_PER_SECOND;
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    DPMSSuspendTime = stuff->suspend * MILLI_PER_SECOND;
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    DPMSOffTime = stuff->off * MILLI_PER_SECOND;
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    SetScreenSaverTimer();
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    return Success;
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}
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static int
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ProcDPMSEnable(ClientPtr client)
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{
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    Bool was_enabled = DPMSEnabled;
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    REQUEST_SIZE_MATCH(xDPMSEnableReq);
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    if (DPMSCapableFlag) {
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	DPMSEnabled = TRUE;
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	if (!was_enabled)
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	    SetScreenSaverTimer();
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    }
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    return Success;
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}
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static int
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ProcDPMSDisable(ClientPtr client)
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{
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    /* REQUEST(xDPMSDisableReq); */
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    REQUEST_SIZE_MATCH(xDPMSDisableReq);
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    DPMSSet(client, DPMSModeOn);
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    DPMSEnabled = FALSE;
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    return Success;
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}
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static int
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ProcDPMSForceLevel(ClientPtr client)
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{
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    REQUEST(xDPMSForceLevelReq);
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    REQUEST_SIZE_MATCH(xDPMSForceLevelReq);
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    if (!DPMSEnabled)
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	return BadMatch;
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    if (stuff->level != DPMSModeOn &&
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        stuff->level != DPMSModeStandby &&
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        stuff->level != DPMSModeSuspend &&
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        stuff->level != DPMSModeOff) {
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	client->errorValue = stuff->level;
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	return BadValue;
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    }
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    DPMSSet(client, stuff->level);
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    return Success;
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}
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static int
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ProcDPMSInfo(ClientPtr client)
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{
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    /* REQUEST(xDPMSInfoReq); */
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    xDPMSInfoReply rep;
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    int n;
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    REQUEST_SIZE_MATCH(xDPMSInfoReq);
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    rep.type = X_Reply;
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    rep.length = 0;
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    rep.sequenceNumber = client->sequence;
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    rep.power_level = DPMSPowerLevel;
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    rep.state = DPMSEnabled;
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    if (client->swapped) {
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    	swaps(&rep.sequenceNumber, n);
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	swaps(&rep.power_level, n);
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    }
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    WriteToClient(client, sizeof(xDPMSInfoReply), (char *)&rep);
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    return Success;
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}
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static int
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ProcDPMSDispatch (ClientPtr client)
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{
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    REQUEST(xReq);
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    switch (stuff->data)
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    {
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    case X_DPMSGetVersion:
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	return ProcDPMSGetVersion(client);
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    case X_DPMSCapable:
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	return ProcDPMSCapable(client);
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    case X_DPMSGetTimeouts:
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	return ProcDPMSGetTimeouts(client);
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    case X_DPMSSetTimeouts:
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	return ProcDPMSSetTimeouts(client);
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    case X_DPMSEnable:
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	return ProcDPMSEnable(client);
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    case X_DPMSDisable:
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	return ProcDPMSDisable(client);
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    case X_DPMSForceLevel:
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	return ProcDPMSForceLevel(client);
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    case X_DPMSInfo:
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	return ProcDPMSInfo(client);
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    default:
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	return BadRequest;
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    }
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}
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static int
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SProcDPMSGetVersion(ClientPtr client)
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{
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    int n;
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    REQUEST(xDPMSGetVersionReq);
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    swaps(&stuff->length, n);
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    REQUEST_SIZE_MATCH(xDPMSGetVersionReq);
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    swaps(&stuff->majorVersion, n);
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    swaps(&stuff->minorVersion, n);
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    return ProcDPMSGetVersion(client);
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}
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static int
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SProcDPMSCapable(ClientPtr client)
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{
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    REQUEST(xDPMSCapableReq);
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    int n;
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    swaps(&stuff->length, n);
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    REQUEST_SIZE_MATCH(xDPMSCapableReq);
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    return ProcDPMSCapable(client);
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}
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static int
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SProcDPMSGetTimeouts(ClientPtr client)
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{
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    REQUEST(xDPMSGetTimeoutsReq);
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    int n;
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    swaps(&stuff->length, n);
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    REQUEST_SIZE_MATCH(xDPMSGetTimeoutsReq);
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    return ProcDPMSGetTimeouts(client);
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}
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static int
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SProcDPMSSetTimeouts(ClientPtr client)
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{
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    REQUEST(xDPMSSetTimeoutsReq);
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    int n;
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    swaps(&stuff->length, n);
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    REQUEST_SIZE_MATCH(xDPMSSetTimeoutsReq);
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    swaps(&stuff->standby, n);
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    swaps(&stuff->suspend, n);
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    swaps(&stuff->off, n);
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    return ProcDPMSSetTimeouts(client);
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}
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static int
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SProcDPMSEnable(ClientPtr client)
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{
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    REQUEST(xDPMSEnableReq);
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    int n;
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    swaps(&stuff->length, n);
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    REQUEST_SIZE_MATCH(xDPMSEnableReq);
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    return ProcDPMSEnable(client);
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}
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static int
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SProcDPMSDisable(ClientPtr client)
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{
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    REQUEST(xDPMSDisableReq);
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    int n;
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    swaps(&stuff->length, n);
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    REQUEST_SIZE_MATCH(xDPMSDisableReq);
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    return ProcDPMSDisable(client);
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}
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static int
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SProcDPMSForceLevel(ClientPtr client)
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{
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    REQUEST(xDPMSForceLevelReq);
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    int n;
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    swaps(&stuff->length, n);
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    REQUEST_SIZE_MATCH(xDPMSForceLevelReq);
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    swaps(&stuff->level, n);
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    return ProcDPMSForceLevel(client);
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}
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static int
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SProcDPMSInfo(ClientPtr client)
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{
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    REQUEST(xDPMSInfoReq);
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    int n;
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    swaps(&stuff->length, n);
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    REQUEST_SIZE_MATCH(xDPMSInfoReq);
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    return ProcDPMSInfo(client);
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}
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static int
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SProcDPMSDispatch (ClientPtr client)
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{
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    REQUEST(xReq);
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    switch (stuff->data)
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    {
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    case X_DPMSGetVersion:
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	return SProcDPMSGetVersion(client);
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    case X_DPMSCapable:
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	return SProcDPMSCapable(client);
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    case X_DPMSGetTimeouts:
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	return SProcDPMSGetTimeouts(client);
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    case X_DPMSSetTimeouts:
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	return SProcDPMSSetTimeouts(client);
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    case X_DPMSEnable:
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	return SProcDPMSEnable(client);
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    case X_DPMSDisable:
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	return SProcDPMSDisable(client);
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    case X_DPMSForceLevel:
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	return SProcDPMSForceLevel(client);
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    case X_DPMSInfo:
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	return SProcDPMSInfo(client);
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    default:
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	return BadRequest;
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    }
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}
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void
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DPMSExtensionInit(INITARGS)
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{
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    AddExtension(DPMSExtensionName, 0, 0,
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		 ProcDPMSDispatch, SProcDPMSDispatch,
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		 NULL, StandardMinorOpcode);
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}
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