/* $Xorg: XKBCtrls.c,v 1.3 2000/08/17 19:45:00 cpqbld Exp $ */
/************************************************************
Copyright (c) 1993 by Silicon Graphics Computer Systems, Inc.

Permission to use, copy, modify, and distribute this
software and its documentation for any purpose and without
fee is hereby granted, provided that the above copyright
notice appear in all copies and that both that copyright
notice and this permission notice appear in supporting
documentation, and that the name of Silicon Graphics not be 
used in advertising or publicity pertaining to distribution 
of the software without specific prior written permission.
Silicon Graphics makes no representation about the suitability 
of this software for any purpose. It is provided "as is"
without any express or implied warranty.

SILICON GRAPHICS DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS 
SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY 
AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL SILICON
GRAPHICS BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL 
DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, 
DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE 
OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION  WITH
THE USE OR PERFORMANCE OF THIS SOFTWARE.

********************************************************/
/* $XFree86: xc/lib/X11/XKBCtrls.c,v 1.3 2001/01/17 19:41:48 dawes Exp $ */

#include <stdio.h>
#define NEED_REPLIES
#define NEED_EVENTS
#include "Xlibint.h"
#include <X11/extensions/XKBproto.h>
#include "XKBlibint.h"


static xkbSetControlsReq *
_XkbGetSetControlsReq(Display *dpy,XkbInfoPtr xkbi,unsigned int deviceSpec)
{
xkbSetControlsReq *req;

    GetReq(kbSetControls,req);
    bzero(req,SIZEOF(xkbSetControlsReq));
    req->reqType = xkbi->codes->major_opcode;
    req->length = (SIZEOF(xkbSetControlsReq)>>2);
    req->xkbReqType = X_kbSetControls;
    req->deviceSpec = deviceSpec;
    return req;
}

Bool 
XkbSetAutoRepeatRate(	Display *dpy,
			unsigned int deviceSpec,
			unsigned int timeout,
			unsigned int interval)
{
    register xkbSetControlsReq *req;

    if ((dpy->flags & XlibDisplayNoXkb) ||
	(!dpy->xkb_info && !XkbUseExtension(dpy,NULL,NULL)))
	return False;
    LockDisplay(dpy);
    req= _XkbGetSetControlsReq(dpy,dpy->xkb_info,deviceSpec);
    req->changeCtrls = XkbRepeatKeysMask;
    req->repeatDelay = timeout;
    req->repeatInterval = interval;
    UnlockDisplay(dpy);
    SyncHandle();
    return True;
}

Bool 
XkbGetAutoRepeatRate(	Display *	dpy,
			unsigned int 	deviceSpec,
			unsigned int *	timeoutp,
			unsigned int *	intervalp)
{
    register xkbGetControlsReq *req;
    xkbGetControlsReply rep;
    XkbInfoPtr xkbi;

    if ((dpy->flags & XlibDisplayNoXkb) ||
	(!dpy->xkb_info && !XkbUseExtension(dpy,NULL,NULL)))
	return False;
    LockDisplay(dpy);
    xkbi = dpy->xkb_info;
    GetReq(kbGetControls, req);
    req->reqType = xkbi->codes->major_opcode;
    req->xkbReqType = X_kbGetControls;
    req->deviceSpec = deviceSpec;
    if (!_XReply(dpy, (xReply *)&rep, 
		(SIZEOF(xkbGetControlsReply)-SIZEOF(xReply))>>2, xFalse)) {
	UnlockDisplay(dpy);
	SyncHandle();
	return False;
    }
    UnlockDisplay(dpy);
    SyncHandle();
    *timeoutp = rep.repeatDelay;
    *intervalp = rep.repeatInterval;
    return True;
}

Bool
XkbSetServerInternalMods(	Display *	dpy,
				unsigned 	deviceSpec,
				unsigned 	affectReal,
				unsigned 	realValues,
				unsigned 	affectVirtual,
				unsigned 	virtualValues)
{
    register xkbSetControlsReq *req;

    if ((dpy->flags & XlibDisplayNoXkb) ||
	(!dpy->xkb_info && !XkbUseExtension(dpy,NULL,NULL)))
	return False;
    LockDisplay(dpy);
    req= _XkbGetSetControlsReq(dpy,dpy->xkb_info,deviceSpec);
    req->affectInternalMods = affectReal;
    req->internalMods = realValues;
    req->affectInternalVMods= affectVirtual;
    req->internalVMods= virtualValues;
    req->changeCtrls = XkbInternalModsMask;
    UnlockDisplay(dpy);
    SyncHandle();
    return True;
}

Bool
XkbSetIgnoreLockMods(	Display *	dpy,
			unsigned int 	deviceSpec,
			unsigned 	affectReal,
			unsigned 	realValues,
			unsigned 	affectVirtual,
			unsigned 	virtualValues)
{
    register xkbSetControlsReq *req;

    if ((dpy->flags & XlibDisplayNoXkb) ||
	(!dpy->xkb_info && !XkbUseExtension(dpy,NULL,NULL)))
	return False;
    LockDisplay(dpy);
    req= _XkbGetSetControlsReq(dpy,dpy->xkb_info,deviceSpec);
    req->affectIgnoreLockMods= affectReal;
    req->ignoreLockMods = realValues;
    req->affectIgnoreLockVMods= affectVirtual;
    req->ignoreLockVMods= virtualValues;
    req->changeCtrls = XkbIgnoreLockModsMask;
    UnlockDisplay(dpy);
    SyncHandle();
    return True;
}

Bool
XkbChangeEnabledControls(	Display *	dpy,
				unsigned	deviceSpec,
				unsigned	affect,
				unsigned	values)
{
    register xkbSetControlsReq *req;

    if ((dpy->flags & XlibDisplayNoXkb) ||
	(!dpy->xkb_info && !XkbUseExtension(dpy,NULL,NULL)))
	return False;
    LockDisplay(dpy);
    req= _XkbGetSetControlsReq(dpy,dpy->xkb_info,deviceSpec);
    req->affectEnabledCtrls= affect;
    req->enabledCtrls= (affect&values);
    req->changeCtrls = XkbControlsEnabledMask;
    UnlockDisplay(dpy);
    SyncHandle();
    return True;
}

Status 
XkbGetControls(Display *dpy, unsigned long which, XkbDescPtr xkb)
{
    register xkbGetControlsReq *req;
    xkbGetControlsReply rep;
    XkbControlsPtr	ctrls;
    XkbInfoPtr xkbi;

    if ((dpy->flags & XlibDisplayNoXkb) ||
	(!dpy->xkb_info && !XkbUseExtension(dpy,NULL,NULL)))
	return BadAccess;
    if ((!xkb) || (!which))
	return BadMatch;

    LockDisplay(dpy);
    xkbi = dpy->xkb_info;
    GetReq(kbGetControls, req);
    if (!xkb->ctrls)  {
	xkb->ctrls = _XkbTypedCalloc(1,XkbControlsRec);
	if (!xkb->ctrls) {
	    UnlockDisplay(dpy);
	    SyncHandle();
	    return BadAlloc;
	} 
    }
    req->reqType = xkbi->codes->major_opcode;
    req->xkbReqType = X_kbGetControls;
    req->deviceSpec = xkb->device_spec;
    if (!_XReply(dpy, (xReply *)&rep, 
		(SIZEOF(xkbGetControlsReply)-SIZEOF(xReply))>>2, xFalse)) {
	UnlockDisplay(dpy);
	SyncHandle();
	return BadImplementation;
    }
    if (xkb->device_spec==XkbUseCoreKbd)
	xkb->device_spec= rep.deviceID;
    ctrls= xkb->ctrls;
    if (which&XkbControlsEnabledMask)
	ctrls->enabled_ctrls = rep.enabledCtrls;
    ctrls->num_groups= rep.numGroups;
    if (which&XkbGroupsWrapMask)
	ctrls->groups_wrap= rep.groupsWrap;
    if (which&XkbInternalModsMask) {
	ctrls->internal.mask = rep.internalMods;
	ctrls->internal.real_mods = rep.internalRealMods;
	ctrls->internal.vmods = rep.internalVMods;
    }
    if (which&XkbIgnoreLockModsMask) {
	ctrls->ignore_lock.mask = rep.ignoreLockMods;
	ctrls->ignore_lock.real_mods = rep.ignoreLockRealMods;
	ctrls->ignore_lock.vmods = rep.ignoreLockVMods;
    }
    if (which&XkbRepeatKeysMask) {
	ctrls->repeat_delay = rep.repeatDelay;
	ctrls->repeat_interval = rep.repeatInterval;
    }
    if (which&XkbSlowKeysMask)
	ctrls->slow_keys_delay = rep.slowKeysDelay;
    if (which&XkbBounceKeysMask)
	ctrls->debounce_delay = rep.debounceDelay;
    if (which&XkbMouseKeysMask) {
	ctrls->mk_dflt_btn = rep.mkDfltBtn;
    }
    if (which&XkbMouseKeysAccelMask) {
	ctrls->mk_delay = rep.mkDelay;
	ctrls->mk_interval = rep.mkInterval;
	ctrls->mk_time_to_max = rep.mkTimeToMax;
	ctrls->mk_max_speed = rep.mkMaxSpeed;
	ctrls->mk_curve = rep.mkCurve;
    }
    if (which&XkbAccessXKeysMask)
	ctrls->ax_options= rep.axOptions;
    if (which&XkbStickyKeysMask) {
	ctrls->ax_options &= ~XkbAX_SKOptionsMask;
	ctrls->ax_options |= rep.axOptions & XkbAX_SKOptionsMask;
    }
    if (which&XkbAccessXFeedbackMask) {
	ctrls->ax_options &= ~XkbAX_FBOptionsMask;
	ctrls->ax_options |= rep.axOptions & XkbAX_FBOptionsMask;
    }
    if (which&XkbAccessXTimeoutMask) {
	ctrls->ax_timeout = rep.axTimeout;
	ctrls->axt_ctrls_mask = rep.axtCtrlsMask;
	ctrls->axt_ctrls_values = rep.axtCtrlsValues;
	ctrls->axt_opts_mask = rep.axtOptsMask;
	ctrls->axt_opts_values= rep.axtOptsValues;
    }
    if (which&XkbPerKeyRepeatMask) {
   	memcpy(ctrls->per_key_repeat,rep.perKeyRepeat,
					  XkbPerKeyBitArraySize); 
    }
    UnlockDisplay(dpy);
    SyncHandle();
    return Success;
}

Bool 
XkbSetControls(Display *dpy, unsigned long which, XkbDescPtr xkb)
{
    register xkbSetControlsReq *req;
    XkbControlsPtr	ctrls;

    if ((dpy->flags & XlibDisplayNoXkb) ||
	(!dpy->xkb_info && !XkbUseExtension(dpy,NULL,NULL)))
	return False;
    if ((!xkb)||(!xkb->ctrls))
	return False;

    ctrls= xkb->ctrls;
    LockDisplay(dpy);
    req= _XkbGetSetControlsReq(dpy,dpy->xkb_info,xkb->device_spec);
    req->changeCtrls = (CARD32)which;
    if (which&XkbInternalModsMask) {
	req->affectInternalMods= ~0;
	req->internalMods= ctrls->internal.real_mods;
	req->affectInternalVMods = ~0;
	req->internalVMods= ctrls->internal.vmods;
    }
    if (which&XkbIgnoreLockModsMask) {
	req->affectIgnoreLockMods= ~0;
	req->ignoreLockMods= ctrls->ignore_lock.real_mods;
	req->affectIgnoreLockVMods= ~0;
	req->ignoreLockVMods= ctrls->ignore_lock.vmods;
    }
    if (which&XkbControlsEnabledMask) {
	req->affectEnabledCtrls= XkbAllBooleanCtrlsMask;
	req->enabledCtrls= ctrls->enabled_ctrls;
    }
    if (which&XkbRepeatKeysMask) {
	req->repeatDelay = ctrls->repeat_delay;
	req->repeatInterval = ctrls->repeat_interval;
    }
    if (which&XkbSlowKeysMask)
	 req->slowKeysDelay = ctrls->slow_keys_delay;
    if (which&XkbBounceKeysMask)
	 req->debounceDelay = ctrls->debounce_delay;
    if (which&XkbMouseKeysMask) {
	req->mkDfltBtn = ctrls->mk_dflt_btn;
    }
    if (which&XkbGroupsWrapMask)
	req->groupsWrap= ctrls->groups_wrap;
    if (which&(XkbAccessXKeysMask|XkbStickyKeysMask|XkbAccessXFeedbackMask))
	req->axOptions= ctrls->ax_options;
    if (which&XkbMouseKeysAccelMask) {
	req->mkDelay = ctrls->mk_delay;
	req->mkInterval = ctrls->mk_interval;
	req->mkTimeToMax = ctrls->mk_time_to_max;
	req->mkMaxSpeed = ctrls->mk_max_speed;
	req->mkCurve = ctrls->mk_curve;
    }
    if (which&XkbAccessXTimeoutMask) {
	 req->axTimeout = ctrls->ax_timeout;
	 req->axtCtrlsMask = ctrls->axt_ctrls_mask;
	 req->axtCtrlsValues = ctrls->axt_ctrls_values;
	 req->axtOptsMask = ctrls->axt_opts_mask;
	 req->axtOptsValues=ctrls->axt_opts_values;
    }
    if (which&XkbPerKeyRepeatMask) {
	memcpy(req->perKeyRepeat,ctrls->per_key_repeat,
					XkbPerKeyBitArraySize);
    }
    UnlockDisplay(dpy);
    SyncHandle();
    return True;
}

/***====================================================================***/

void
XkbNoteControlsChanges(	XkbControlsChangesPtr		old,
			XkbControlsNotifyEvent *	new,
			unsigned int	 		wanted)
{
    old->changed_ctrls|= (new->changed_ctrls&wanted);
    if (new->changed_ctrls&XkbControlsEnabledMask&wanted)
	old->enabled_ctrls_changes^= new->enabled_ctrl_changes;
    /* num_groups_changed?? */
    return;
}