diff options
Diffstat (limited to 'libX11/src/xkb/XKBSetMap.c')
| -rw-r--r-- | libX11/src/xkb/XKBSetMap.c | 595 |
1 files changed, 595 insertions, 0 deletions
diff --git a/libX11/src/xkb/XKBSetMap.c b/libX11/src/xkb/XKBSetMap.c new file mode 100644 index 000000000..4a3b15c70 --- /dev/null +++ b/libX11/src/xkb/XKBSetMap.c @@ -0,0 +1,595 @@ +/* $Xorg: XKBSetMap.c,v 1.4 2000/08/17 19:45:03 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/XKBSetMap.c,v 3.2 2001/01/17 19:41:49 dawes Exp $ */ + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif +#include <stdio.h> +#define NEED_REPLIES +#define NEED_EVENTS +#include "Xlibint.h" +#include <X11/extensions/XKBproto.h> +#include "XKBlibint.h" + +static int +_XkbSizeKeyTypes(XkbDescPtr xkb,xkbSetMapReq *req) +{ + XkbKeyTypePtr map; + int i,len; + + if (((req->present&XkbKeyTypesMask)==0)||(req->nTypes==0)) { + req->present&= ~XkbKeyTypesMask; + req->firstType= req->nTypes= 0; + return 0; + } + len= 0; + map= &xkb->map->types[req->firstType]; + for (i=0;i<req->nTypes;i++,map++){ + len+= SIZEOF(xkbKeyTypeWireDesc); + len+= map->map_count*SIZEOF(xkbKTSetMapEntryWireDesc); + if (map->preserve) + len+= map->map_count*SIZEOF(xkbModsWireDesc); + } + return len; +} + +static void +_XkbWriteKeyTypes(Display *dpy,XkbDescPtr xkb,xkbSetMapReq *req) +{ + char * buf; + XkbKeyTypePtr type; + int i,n,sz; + xkbKeyTypeWireDesc *desc; + + if ((req->present&XkbKeyTypesMask)==0) + return; + type= &xkb->map->types[req->firstType]; + for (i=0;i<req->nTypes;i++,type++) { + sz= SIZEOF(xkbKeyTypeWireDesc); + sz+= type->map_count*SIZEOF(xkbKTSetMapEntryWireDesc); + if (type->preserve) + sz+= type->map_count*SIZEOF(xkbModsWireDesc); + BufAlloc(xkbKeyTypeWireDesc *,desc,sz); + desc->mask = type->mods.mask; + desc->realMods = type->mods.real_mods; + desc->virtualMods = type->mods.vmods; + desc->numLevels = type->num_levels; + desc->nMapEntries = type->map_count; + desc->preserve = (type->preserve!=NULL); + buf= (char *)&desc[1]; + if (desc->nMapEntries>0) { + xkbKTSetMapEntryWireDesc *wire; + wire= (xkbKTSetMapEntryWireDesc *)buf; + for (n=0;n<type->map_count;n++,wire++) { + wire->level= type->map[n].level; + wire->realMods= type->map[n].mods.real_mods; + wire->virtualMods= type->map[n].mods.vmods; + } + buf= (char *)wire; + if (type->preserve) { + xkbModsWireDesc *pwire; + pwire= (xkbModsWireDesc *)buf; + for (n=0;n<type->map_count;n++,pwire++) { + pwire->realMods= type->preserve[n].real_mods; + pwire->virtualMods= type->preserve[n].vmods; + } + } + } + } + return; +} + +static int +_XkbSizeKeySyms(XkbDescPtr xkb,xkbSetMapReq *req) +{ + int i,len; + unsigned nSyms; + + if (((req->present&XkbKeySymsMask)==0)||(req->nKeySyms==0)) { + req->present&= ~XkbKeySymsMask; + req->firstKeySym= req->nKeySyms= 0; + req->totalSyms= 0; + return 0; + } + len= (int)(req->nKeySyms*sizeof(XkbSymMapRec)); + for (i=nSyms=0;i<req->nKeySyms;i++) { + nSyms+= XkbKeyNumSyms(xkb,i+req->firstKeySym); + } + len+= nSyms*sizeof(CARD32); + req->totalSyms= nSyms; + return len; +} + +static void +_XkbWriteKeySyms(Display *dpy,XkbDescPtr xkb,xkbSetMapReq *req) +{ +register KeySym * pSym; +CARD32 * outSym; +XkbSymMapPtr symMap; +xkbSymMapWireDesc *desc; +register int i; + + if ((req->present&XkbKeySymsMask)==0) + return; + symMap = &xkb->map->key_sym_map[req->firstKeySym]; + for (i=0;i<req->nKeySyms;i++,symMap++) { + BufAlloc(xkbSymMapWireDesc *,desc, + SIZEOF(xkbSymMapWireDesc)+ + (XkbKeyNumSyms(xkb,i+req->firstKeySym)*sizeof(CARD32))); + desc->ktIndex[0] = symMap->kt_index[0]; + desc->ktIndex[1] = symMap->kt_index[1]; + desc->ktIndex[2] = symMap->kt_index[2]; + desc->ktIndex[3] = symMap->kt_index[3]; + desc->groupInfo = symMap->group_info; + desc->width = symMap->width; + desc->nSyms = XkbKeyNumSyms(xkb,i+req->firstKeySym); + outSym = (CARD32 *)&desc[1]; + if (desc->nSyms>0) { + pSym = XkbKeySymsPtr(xkb,i+req->firstKeySym); + _XkbWriteCopyKeySyms(pSym,outSym,desc->nSyms); + } + } + return; +} + +static int +_XkbSizeKeyActions(XkbDescPtr xkb,xkbSetMapReq *req) +{ + int i,len,nActs; + + if (((req->present&XkbKeyActionsMask)==0)||(req->nKeyActs==0)) { + req->present&= ~XkbKeyActionsMask; + req->firstKeyAct= req->nKeyActs= 0; + req->totalActs= 0; + return 0; + } + for (nActs=i=0;i<req->nKeyActs;i++) { + if (xkb->server->key_acts[i+req->firstKeyAct]!=0) + nActs+= XkbKeyNumActions(xkb,i+req->firstKeyAct); + } + len= XkbPaddedSize(req->nKeyActs)+(nActs*SIZEOF(xkbActionWireDesc)); + req->totalActs= nActs; + return len; +} + +static void +_XkbWriteKeyActions(Display *dpy,XkbDescPtr xkb,xkbSetMapReq *req) +{ + register int i; + int n; + CARD8 *numDesc; + XkbAction *actDesc; + + if ((req->present&XkbKeyActionsMask)==0) + return; + n = XkbPaddedSize(req->nKeyActs); + n+= (req->totalActs*SIZEOF(xkbActionWireDesc)); + + BufAlloc(CARD8 *,numDesc,n); + for (i=0;i<req->nKeyActs;i++) { + if (xkb->server->key_acts[i+req->firstKeyAct]==0) + numDesc[i] = 0; + else numDesc[i] = XkbKeyNumActions(xkb,(i+req->firstKeyAct)); + } + actDesc = (XkbAction *)&numDesc[XkbPaddedSize(req->nKeyActs)]; + for (i=0;i<req->nKeyActs;i++) { + if (xkb->server->key_acts[i+req->firstKeyAct]!=0) { + n = XkbKeyNumActions(xkb,(i+req->firstKeyAct)); + memcpy(actDesc,XkbKeyActionsPtr(xkb,(i+req->firstKeyAct)), + n*SIZEOF(xkbActionWireDesc)); + actDesc+= n; + } + } + return; +} + +static int +_XkbSizeKeyBehaviors(XkbDescPtr xkb,xkbSetMapReq *req) +{ +register int i,first,last,nFound; + + if (((req->present&XkbKeyBehaviorsMask)==0)||(req->nKeyBehaviors<1)) { + req->present&= ~XkbKeyBehaviorsMask; + req->firstKeyBehavior= req->nKeyBehaviors= 0; + req->totalKeyBehaviors= 0; + return 0; + } + first= req->firstKeyBehavior; + last= first+req->nKeyBehaviors-1; + for (i=first,nFound=0;i<=last;i++) { + if (xkb->server->behaviors[i].type!=XkbKB_Default) + nFound++; + } + req->totalKeyBehaviors= nFound; + return (nFound*SIZEOF(xkbBehaviorWireDesc)); +} + +static void +_XkbWriteKeyBehaviors(Display *dpy,XkbDescPtr xkb,xkbSetMapReq *req) +{ +register int i,first,last; +xkbBehaviorWireDesc * wire; +char * buf; + + if ((req->present&XkbKeyBehaviorsMask)==0) + return; + first= req->firstKeyBehavior; + last= first+req->nKeyBehaviors-1; + + i= req->totalKeyBehaviors*SIZEOF(xkbBehaviorWireDesc); + BufAlloc(char *,buf,i); + wire= (xkbBehaviorWireDesc *)buf; + for (i=first;i<=last;i++) { + if (xkb->server->behaviors[i].type!=XkbKB_Default) { + wire->key= i; + wire->type= xkb->server->behaviors[i].type; + wire->data= xkb->server->behaviors[i].data; + buf+= SIZEOF(xkbBehaviorWireDesc); + wire= (xkbBehaviorWireDesc *)buf; + } + } + return; +} + +static unsigned +_XkbSizeVirtualMods(xkbSetMapReq *req) +{ +register int i,bit,nMods; + + if (((req->present&XkbVirtualModsMask)==0)||(req->virtualMods==0)) { + req->present&= ~XkbVirtualModsMask; + req->virtualMods= 0; + return 0; + } + for (i=nMods=0,bit=1;i<XkbNumVirtualMods;i++,bit<<=1) { + if (req->virtualMods&bit) + nMods++; + } + return XkbPaddedSize(nMods); +} + +static void +_XkbWriteVirtualMods( Display * dpy, + XkbDescPtr xkb, + xkbSetMapReq * req, + unsigned size) +{ + register int i,bit; + CARD8 *vmods; + + /* This was req->present&XkbVirtualModsMask==0, and '==' beats '&' */ + if (((req->present & XkbVirtualModsMask) == 0) || (size < 1)) + return; + BufAlloc(CARD8 *,vmods,size); + for (i=0,bit=1;i<XkbNumVirtualMods;i++,bit<<=1) { + if (req->virtualMods&bit) + *vmods++= xkb->server->vmods[i]; + } + return; +} + +static int +_XkbSizeKeyExplicit(XkbDescPtr xkb,xkbSetMapReq *req) +{ +register int i,first,last,nFound; + + if (((req->present&XkbExplicitComponentsMask)==0)||(req->nKeyExplicit==0)) { + req->present&= ~XkbExplicitComponentsMask; + req->firstKeyExplicit= req->nKeyExplicit= 0; + req->totalKeyExplicit= 0; + return 0; + } + first= req->firstKeyExplicit; + last= first+req->nKeyExplicit-1; + + for (i=first,nFound=0;i<=last;i++) { + if (xkb->server->explicit[i]!=0) + nFound++; + } + req->totalKeyExplicit= nFound; + return XkbPaddedSize((nFound*2)); +} + +static void +_XkbWriteKeyExplicit(Display *dpy,XkbDescPtr xkb,xkbSetMapReq *req) +{ +register int i,first,last; +CARD8 * wire; + + if ((req->present&XkbExplicitComponentsMask)==0) + return; + first= req->firstKeyExplicit; + last= first+req->nKeyExplicit; + i= XkbPaddedSize((req->totalKeyExplicit*2)); + BufAlloc(CARD8 *,wire,i); + for (i=first;i<=last;i++) { + if (xkb->server->explicit[i]!=0) { + wire[0]= i; + wire[1]= xkb->server->explicit[i]; + wire+= 2; + } + } + return; +} + +static int +_XkbSizeModifierMap(XkbDescPtr xkb,xkbSetMapReq *req) +{ +register int i,first,last,nFound; + + if (((req->present&XkbModifierMapMask)==0)||(req->nModMapKeys==0)) { + req->present&= ~XkbModifierMapMask; + req->firstModMapKey= req->nModMapKeys= 0; + req->totalModMapKeys= 0; + return 0; + } + first= req->firstModMapKey; + last= first+req->nModMapKeys-1; + + for (i=first,nFound=0;i<=last;i++) { + if (xkb->map->modmap[i]!=0) + nFound++; + } + req->totalModMapKeys= nFound; + return XkbPaddedSize((nFound*2)); +} + +static void +_XkbWriteModifierMap(Display *dpy,XkbDescPtr xkb,xkbSetMapReq *req) +{ +register int i,first,last; +CARD8 * wire; + + if ((req->present&XkbModifierMapMask)==0) + return; + first= req->firstModMapKey; + last= first+req->nModMapKeys-1; + if (req->totalModMapKeys>0) { + i= XkbPaddedSize((req->totalModMapKeys*2)); + BufAlloc(CARD8 *,wire,i); + for (i=first;i<=last;i++) { + if (xkb->map->modmap[i]!=0) { + wire[0]= i; + wire[1]= xkb->map->modmap[i]; + wire+= 2; + } + } + } + return; +} + +static int +_XkbSizeVirtualModMap(XkbDescPtr xkb,xkbSetMapReq *req) +{ +register int i,first,last,nFound; + + if (((req->present&XkbVirtualModMapMask)==0)||(req->nVModMapKeys==0)) { + req->present&= ~XkbVirtualModMapMask; + req->firstVModMapKey= req->nVModMapKeys= 0; + req->totalVModMapKeys= 0; + return 0; + } + first= req->firstVModMapKey; + last= first+req->nVModMapKeys-1; + + for (i=first,nFound=0;i<=last;i++) { + if (xkb->server->vmodmap[i]!=0) + nFound++; + } + req->totalVModMapKeys= nFound; + return nFound*SIZEOF(xkbVModMapWireDesc); +} + +static void +_XkbWriteVirtualModMap(Display *dpy,XkbDescPtr xkb,xkbSetMapReq *req) +{ +register int i,first,last; +xkbVModMapWireDesc * wire; + + if ((req->present&XkbVirtualModMapMask)==0) + return; + first= req->firstVModMapKey; + last= first+req->nVModMapKeys-1; + if (req->totalVModMapKeys>0) { + i= req->totalVModMapKeys*SIZEOF(xkbVModMapWireDesc); + BufAlloc(xkbVModMapWireDesc *,wire,i); + for (i=first;i<=last;i++) { + if (xkb->server->vmodmap[i]!=0) { + wire->key= i; + wire->vmods= xkb->server->vmodmap[i]; + wire++; + } + } + } + return; +} + +static void +SendSetMap(Display *dpy,XkbDescPtr xkb,xkbSetMapReq *req) +{ +xkbSetMapReq tmp; +unsigned szMods; + + req->length+= _XkbSizeKeyTypes(xkb,req)/4; + req->length+= _XkbSizeKeySyms(xkb,req)/4; + req->length+= _XkbSizeKeyActions(xkb,req)/4; + req->length+= _XkbSizeKeyBehaviors(xkb,req)/4; + szMods= _XkbSizeVirtualMods(req); + req->length+= szMods/4; + req->length+= _XkbSizeKeyExplicit(xkb,req)/4; + req->length+= _XkbSizeModifierMap(xkb,req)/4; + req->length+= _XkbSizeVirtualModMap(xkb,req)/4; + + tmp= *req; + if ( tmp.nTypes>0 ) + _XkbWriteKeyTypes(dpy,xkb,&tmp); + if ( tmp.nKeySyms>0 ) + _XkbWriteKeySyms(dpy,xkb,&tmp); + if ( tmp.nKeyActs ) + _XkbWriteKeyActions(dpy,xkb,&tmp); + if ( tmp.totalKeyBehaviors>0 ) + _XkbWriteKeyBehaviors(dpy,xkb,&tmp); + if ( tmp.virtualMods ) + _XkbWriteVirtualMods(dpy,xkb,&tmp,szMods); + if ( tmp.totalKeyExplicit>0) + _XkbWriteKeyExplicit(dpy,xkb,&tmp); + if ( tmp.totalModMapKeys>0) + _XkbWriteModifierMap(dpy,xkb,&tmp); + if ( tmp.totalVModMapKeys>0) + _XkbWriteVirtualModMap(dpy,xkb,&tmp); + return; +} + +Bool +XkbSetMap(Display *dpy,unsigned which,XkbDescPtr xkb) +{ +register xkbSetMapReq * req; +XkbInfoPtr xkbi; +XkbServerMapPtr srv; +XkbClientMapPtr map; + + if ((dpy->flags & XlibDisplayNoXkb) || + (!dpy->xkb_info && !XkbUseExtension(dpy,NULL,NULL))|| + (!xkb)) + return False; + map= xkb->map; + srv= xkb->server; + + if (((which&XkbKeyTypesMask)&&((!map)||(!map->types)))|| + ((which&XkbKeySymsMask)&&((!map)||(!map->syms)||(!map->key_sym_map)))|| + ((which&XkbKeyActionsMask)&&((!srv)||(!srv->key_acts)))|| + ((which&XkbKeyBehaviorsMask)&&((!srv)||(!srv->behaviors)))|| + ((which&XkbVirtualModsMask)&&(!srv))|| + ((which&XkbExplicitComponentsMask)&&((!srv)||(!srv->explicit)))|| + ((which&XkbModifierMapMask)&&((!map)||(!map->modmap)))|| + ((which&XkbVirtualModMapMask)&&((!srv)||(!srv->vmodmap)))) + return False; + + LockDisplay(dpy); + xkbi = dpy->xkb_info; + GetReq(kbSetMap, req); + req->reqType = xkbi->codes->major_opcode; + req->xkbReqType = X_kbSetMap; + req->deviceSpec = xkb->device_spec; + req->present = which; + req->flags = XkbSetMapAllFlags; + req->minKeyCode= xkb->min_key_code; + req->maxKeyCode= xkb->max_key_code; + req->firstType = 0; + if (which&XkbKeyTypesMask) req->nTypes = map->num_types; + else req->nTypes = 0; + if (which&XkbKeySymsMask) { + req->firstKeySym = xkb->min_key_code; + req->nKeySyms = XkbNumKeys(xkb); + } + if (which&XkbKeyActionsMask) { + req->firstKeyAct = xkb->min_key_code; + req->nKeyActs = XkbNumKeys(xkb); + } + if (which&XkbKeyBehaviorsMask) { + req->firstKeyBehavior = xkb->min_key_code; + req->nKeyBehaviors = XkbNumKeys(xkb); + } + if (which&XkbVirtualModsMask) + req->virtualMods= ~0; + if (which&XkbExplicitComponentsMask) { + req->firstKeyExplicit= xkb->min_key_code; + req->nKeyExplicit = XkbNumKeys(xkb); + } + if (which&XkbModifierMapMask) { + req->firstModMapKey= xkb->min_key_code; + req->nModMapKeys = XkbNumKeys(xkb); + } + if (which&XkbVirtualModMapMask) { + req->firstVModMapKey= xkb->min_key_code; + req->nVModMapKeys = XkbNumKeys(xkb); + } + SendSetMap(dpy,xkb,req); + UnlockDisplay(dpy); + SyncHandle(); + return True; +} + +Bool +XkbChangeMap(Display *dpy,XkbDescPtr xkb,XkbMapChangesPtr changes) +{ +register xkbSetMapReq * req; +XkbInfoPtr xkbi; +XkbServerMapPtr srv; +XkbClientMapPtr map; + + if ((dpy->flags & XlibDisplayNoXkb) || + (!dpy->xkb_info && !XkbUseExtension(dpy,NULL,NULL))|| + (!xkb)||(!changes)) + return False; + srv= xkb->server; + map= xkb->map; + + if (((changes->changed&XkbKeyTypesMask)&&((!map)||(!map->types)))|| + ((changes->changed&XkbKeySymsMask)&&((!map)||(!map->syms)|| + (!map->key_sym_map)))|| + ((changes->changed&XkbKeyActionsMask)&&((!srv)||(!srv->key_acts)))|| + ((changes->changed&XkbKeyBehaviorsMask)&&((!srv)||(!srv->behaviors)))|| + ((changes->changed&XkbVirtualModsMask)&&(!srv))|| + ((changes->changed&XkbExplicitComponentsMask)&& + ((!srv)||(!srv->explicit)))|| + ((changes->changed&XkbModifierMapMask)&&((!map)||(!map->modmap)))|| + ((changes->changed&XkbVirtualModMapMask)&&((!srv)||(!srv->vmodmap)))) + return False; + + LockDisplay(dpy); + xkbi = dpy->xkb_info; + GetReq(kbSetMap, req); + req->reqType = xkbi->codes->major_opcode; + req->xkbReqType = X_kbSetMap; + req->deviceSpec = xkb->device_spec; + req->present = changes->changed; + req->flags = XkbSetMapRecomputeActions; + req->minKeyCode= xkb->min_key_code; + req->maxKeyCode= xkb->max_key_code; + req->firstType = changes->first_type; + req->nTypes = changes->num_types; + req->firstKeySym = changes->first_key_sym; + req->nKeySyms = changes->num_key_syms; + req->firstKeyAct = changes->first_key_act; + req->nKeyActs = changes->num_key_acts; + req->firstKeyBehavior = changes->first_key_behavior; + req->nKeyBehaviors = changes->num_key_behaviors; + req->virtualMods = changes->vmods; + req->firstKeyExplicit = changes->first_key_explicit; + req->nKeyExplicit = changes->num_key_explicit; + req->firstModMapKey = changes->first_modmap_key; + req->nModMapKeys = changes->num_modmap_keys; + req->firstVModMapKey = changes->first_vmodmap_key; + req->nVModMapKeys = changes->num_vmodmap_keys; + SendSetMap(dpy,xkb,req); + UnlockDisplay(dpy); + SyncHandle(); + return True; +} + |