diff options
Diffstat (limited to 'Xext/xevie.c')
| -rw-r--r-- | Xext/xevie.c | 739 |
1 files changed, 0 insertions, 739 deletions
diff --git a/Xext/xevie.c b/Xext/xevie.c deleted file mode 100644 index dfec68fe6..000000000 --- a/Xext/xevie.c +++ /dev/null @@ -1,739 +0,0 @@ -/************************************************************ - -Copyright 2003-2005 Sun Microsystems, Inc. - -All rights reserved. - -Permission is hereby granted, free of charge, to any person obtaining a -copy of this software and associated documentation files (the -"Software"), to deal in the Software without restriction, including -without limitation the rights to use, copy, modify, merge, publish, -distribute, and/or sell copies of the Software, and to permit persons -to whom the Software is furnished to do so, provided that the above -copyright notice(s) and this permission notice appear in all copies of -the Software and that both the above copyright notice(s) and this -permission notice appear in supporting documentation. - -THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS -OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF -MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT -OF THIRD PARTY RIGHTS. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR -HOLDERS INCLUDED IN THIS NOTICE BE LIABLE FOR ANY CLAIM, OR 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. - -Except as contained in this notice, the name of a copyright holder -shall not be used in advertising or otherwise to promote the sale, use -or other dealings in this Software without prior written authorization -of the copyright holder. - -************************************************************/ - -#define NEED_REPLIES -#define NEED_EVENTS -#ifdef HAVE_DIX_CONFIG_H -#include <dix-config.h> -#endif - -#include <X11/X.h> -#include <X11/Xproto.h> -#include "misc.h" -#include "dixstruct.h" -#include "extnsionst.h" -#include "colormapst.h" -#include "scrnintstr.h" -#include "servermd.h" -#define _XEVIE_SERVER_ -#include <X11/extensions/Xeviestr.h> -#include <X11/Xfuncproto.h> -#include "input.h" -#include "inputstr.h" -#include "windowstr.h" -#include "cursorstr.h" -#include <xkbsrv.h> - -#include "../os/osdep.h" -#include "modinit.h" - -#define NoSuchEvent 0x80000000 - -#ifdef XKB -extern Bool noXkbExtension; -#endif -extern int xeviegrabState; - -static DISPATCH_PROC(ProcXevieDispatch); -static DISPATCH_PROC(SProcXevieDispatch); - -static unsigned char XevieReqCode = 0; -static int XevieErrorBase; - -int xevieFlag = 0; -int xevieClientIndex = 0; -DeviceIntPtr xeviekb = NULL; -DeviceIntPtr xeviemouse = NULL; -Mask xevieMask = 0; -int xevieEventSent = 0; -int xevieKBEventSent = 0; -static Bool xevieModifiersOn = FALSE; - -static int xevieDevicePrivateKeyIndex; -static DevPrivateKey xevieDevicePrivateKey = &xevieDevicePrivateKeyIndex; - -#define XEVIEINFO(dev) ((xevieDeviceInfoPtr) \ - dixLookupPrivate(&(dev)->devPrivates, xevieDevicePrivateKey)) - -Mask xevieFilters[128] = -{ - NoSuchEvent, /* 0 */ - NoSuchEvent, /* 1 */ - KeyPressMask, /* KeyPress */ - KeyReleaseMask, /* KeyRelease */ - ButtonPressMask, /* ButtonPress */ - ButtonReleaseMask, /* ButtonRelease */ - PointerMotionMask /* MotionNotify (initial state) */ -}; - -typedef struct { - ProcessInputProc processInputProc; - ProcessInputProc realInputProc; - DeviceUnwrapProc unwrapProc; -} xevieDeviceInfoRec, *xevieDeviceInfoPtr; - -typedef struct { - CARD32 time; - KeyClassPtr keyc; -} xevieKeycQueueRec, *xevieKeycQueuePtr; - -#define KEYC_QUEUE_SIZE 100 -static xevieKeycQueueRec keycq[KEYC_QUEUE_SIZE] = {{0, NULL}}; -static int keycqHead = 0, keycqTail = 0; - -static Bool XevieStart(void); -static void XevieEnd(int clientIndex); -static void XevieClientStateCallback(CallbackListPtr *pcbl, pointer nulldata, - pointer calldata); -static void XevieServerGrabStateCallback(CallbackListPtr *pcbl, - pointer nulldata, - pointer calldata); - -static Bool XevieAdd(DeviceIntPtr device, pointer data); -static void XevieWrap(DeviceIntPtr device, ProcessInputProc proc); -static Bool XevieRemove(DeviceIntPtr device, pointer data); -static void doSendEvent(xEvent *xE, DeviceIntPtr device); -static void XeviePointerProcessInputProc(xEvent *xE, DeviceIntPtr dev, - int count); -static void XevieKbdProcessInputProc(xEvent *xE, DeviceIntPtr dev, int count); - -void -XevieExtensionInit (void) -{ - ExtensionEntry* extEntry; - - if (!AddCallback(&ServerGrabCallback,XevieServerGrabStateCallback,NULL)) - return; - - if ((extEntry = AddExtension (XEVIENAME, - 0, - XevieNumberErrors, - ProcXevieDispatch, - SProcXevieDispatch, - NULL, - StandardMinorOpcode))) { - XevieReqCode = (unsigned char)extEntry->base; - XevieErrorBase = extEntry->errorBase; - } -} - -static -int ProcXevieQueryVersion (ClientPtr client) -{ - xXevieQueryVersionReply rep; - int n; - - REQUEST_SIZE_MATCH (xXevieQueryVersionReq); - rep.type = X_Reply; - rep.length = 0; - rep.sequence_number = client->sequence; - rep.server_major_version = XEVIE_MAJOR_VERSION; - rep.server_minor_version = XEVIE_MINOR_VERSION; - if (client->swapped) { - swaps(&rep.sequence_number, n); - swapl(&rep.length, n); - swaps(&rep.server_major_version, n); - swaps(&rep.server_minor_version, n); - } - WriteToClient (client, sizeof (xXevieQueryVersionReply), (char *)&rep); - return client->noClientException; -} - -static -int ProcXevieStart (ClientPtr client) -{ - xXevieStartReply rep; - int n; - - REQUEST_SIZE_MATCH (xXevieStartReq); - rep.pad1 = 0; - - if(!xevieFlag){ - if (AddCallback(&ClientStateCallback,XevieClientStateCallback,NULL)) { - xevieFlag = 1; - rep.pad1 = 1; - xevieClientIndex = client->index; - if(!keycq[0].time ) { - int i; - for(i=0; i<KEYC_QUEUE_SIZE; i++) { - keycq[i].keyc = xalloc(sizeof(KeyClassRec)); - keycq[i].keyc->xkbInfo = xalloc(sizeof(XkbSrvInfoRec)); - } - } - } else - return BadAlloc; - } else - return BadAccess; -#ifdef XKB - if (!noXkbExtension) { - if (!XevieStart()) { - DeleteCallback(&ClientStateCallback,XevieClientStateCallback,NULL); - return BadAlloc; - } - } -#endif - - xevieModifiersOn = FALSE; - - rep.length = 0; - rep.type = X_Reply; - rep.sequence_number = client->sequence; - if (client->swapped) { - swaps(&rep.sequence_number, n); - swapl(&rep.length, n); - } - WriteToClient (client, sizeof (xXevieStartReply), (char *)&rep); - return client->noClientException; -} - -static -int ProcXevieEnd (ClientPtr client) -{ - xXevieEndReply rep; - int n; - - REQUEST_SIZE_MATCH (xXevieEndReq); - - if (xevieFlag) { - if (client->index != xevieClientIndex) - return BadAccess; - - DeleteCallback(&ClientStateCallback,XevieClientStateCallback,NULL); - XevieEnd(xevieClientIndex); - } - - rep.length = 0; - rep.type = X_Reply; - rep.sequence_number = client->sequence; - if (client->swapped) { - swaps(&rep.sequence_number, n); - swapl(&rep.length, n); - } - WriteToClient (client, sizeof (xXevieEndReply), (char *)&rep); - return client->noClientException; -} - -static -int ProcXevieSend (ClientPtr client) -{ - REQUEST (xXevieSendReq); - xXevieSendReply rep; - xEvent *xE; - static unsigned char lastDetail = 0, lastType = 0; - int n; - - REQUEST_SIZE_MATCH (xXevieSendReq); - - if (client->index != xevieClientIndex) - return BadAccess; - - xE = (xEvent *)&stuff->event; - rep.length = 0; - rep.type = X_Reply; - rep.sequence_number = client->sequence; - if (client->swapped) { - swaps(&rep.sequence_number, n); - swapl(&rep.length, n); - } - WriteToClient (client, sizeof (xXevieSendReply), (char *)&rep); - - switch(xE->u.u.type) { - case KeyPress: - case KeyRelease: - xevieKBEventSent = 1; -#ifdef XKB - if(!noXkbExtension) - doSendEvent(xE, inputInfo.keyboard); - else -#endif - CoreProcessKeyboardEvent (xE, xeviekb, 1); - break; - case ButtonPress: - case ButtonRelease: - case MotionNotify: - xevieEventSent = 1; -#ifdef XKB - if(!noXkbExtension) - doSendEvent(xE, inputInfo.pointer); - else -#endif - CoreProcessPointerEvent(xE, xeviemouse, 1); - break; - default: - break; - } - lastType = xE->u.u.type; - lastDetail = xE->u.u.detail; - return client->noClientException; -} - -static -int ProcXevieSelectInput (ClientPtr client) -{ - REQUEST (xXevieSelectInputReq); - xXevieSelectInputReply rep; - int n; - - REQUEST_SIZE_MATCH (xXevieSelectInputReq); - - if (client->index != xevieClientIndex) - return BadAccess; - - xevieMask = stuff->event_mask; - rep.length = 0; - rep.type = X_Reply; - rep.sequence_number = client->sequence; - if (client->swapped) { - swaps(&rep.sequence_number, n); - swapl(&rep.length, n); - } - WriteToClient (client, sizeof (xXevieSelectInputReply), (char *)&rep); - return client->noClientException; -} - -static -int ProcXevieDispatch (ClientPtr client) -{ - REQUEST (xReq); - switch (stuff->data) - { - case X_XevieQueryVersion: - return ProcXevieQueryVersion (client); - case X_XevieStart: - return ProcXevieStart (client); - case X_XevieEnd: - return ProcXevieEnd (client); - case X_XevieSend: - return ProcXevieSend (client); - case X_XevieSelectInput: - return ProcXevieSelectInput(client); - default: - return BadRequest; - } -} - -static -int SProcXevieQueryVersion (ClientPtr client) -{ - int n; - - REQUEST(xXevieQueryVersionReq); - swaps (&stuff->length, n); - REQUEST_SIZE_MATCH (xXevieQueryVersionReq); - swaps (&stuff->client_major_version, n); - swaps (&stuff->client_minor_version, n); - return ProcXevieQueryVersion(client); -} - -static -int SProcXevieStart (ClientPtr client) -{ - int n; - - REQUEST (xXevieStartReq); - swaps (&stuff->length, n); - REQUEST_SIZE_MATCH (xXevieStartReq); - swapl (&stuff->screen, n); - return ProcXevieStart (client); -} - -static -int SProcXevieEnd (ClientPtr client) -{ - int n; - - REQUEST (xXevieEndReq); - swaps (&stuff->length, n); - REQUEST_SIZE_MATCH (xXevieEndReq); - swapl (&stuff->cmap, n); - return ProcXevieEnd (client); -} - -static -int SProcXevieSend (ClientPtr client) -{ - int n; - xEvent eventT; - EventSwapPtr proc; - - REQUEST (xXevieSendReq); - swaps (&stuff->length, n); - REQUEST_SIZE_MATCH (xXevieSendReq); - swapl (&stuff->dataType, n); - - /* Swap event */ - proc = EventSwapVector[stuff->event.u.u.type & 0177]; - if (!proc || proc == NotImplemented) /* no swapping proc; invalid event type? */ - return (BadValue); - (*proc)(&stuff->event, &eventT); - stuff->event = eventT; - - return ProcXevieSend (client); -} - -static -int SProcXevieSelectInput (ClientPtr client) -{ - int n; - - REQUEST (xXevieSelectInputReq); - swaps (&stuff->length, n); - REQUEST_SIZE_MATCH (xXevieSelectInputReq); - swapl (&stuff->event_mask, n); - return ProcXevieSelectInput (client); -} - - -static -int SProcXevieDispatch (ClientPtr client) -{ - REQUEST(xReq); - switch (stuff->data) - { - case X_XevieQueryVersion: - return SProcXevieQueryVersion (client); - case X_XevieStart: - return SProcXevieStart (client); - case X_XevieEnd: - return SProcXevieEnd (client); - case X_XevieSend: - return SProcXevieSend (client); - case X_XevieSelectInput: - return SProcXevieSelectInput(client); - default: - return BadRequest; - } -} -/*======================================================*/ - -#define WRAP_INPUTPROC(dev,store,inputProc) \ - store->processInputProc = dev->public.processInputProc; \ - dev->public.processInputProc = inputProc; \ - store->realInputProc = dev->public.realInputProc; \ - dev->public.realInputProc = inputProc; - -#define COND_WRAP_INPUTPROC(dev,store,inputProc) \ - if (dev->public.processInputProc == dev->public.realInputProc) \ - dev->public.processInputProc = inputProc; \ - store->processInputProc = \ - store->realInputProc = dev->public.realInputProc; \ - dev->public.realInputProc = inputProc; - -#define UNWRAP_INPUTPROC(dev,restore) \ - dev->public.processInputProc = restore->processInputProc; \ - dev->public.realInputProc = restore->realInputProc; - -#define UNWRAP_INPUTPROC(dev,restore) \ - dev->public.processInputProc = restore->processInputProc; \ - dev->public.realInputProc = restore->realInputProc; - -#define XEVIE_EVENT(xE) \ - (xevieFlag \ - && !xeviegrabState \ - && clients[xevieClientIndex] \ - && (xevieMask & xevieFilters[xE->u.u.type])) - - -static void -sendEvent(ClientPtr pClient, xEvent *xE) -{ - if(pClient->swapped) { - xEvent eventTo; - - /* Remember to strip off the leading bit of type in case - this event was sent with "SendEvent." */ - (*EventSwapVector[xE->u.u.type & 0177]) (xE, &eventTo); - (void)WriteToClient(pClient, sizeof(xEvent), (char *)&eventTo); - } else { - (void)WriteToClient(pClient, sizeof(xEvent), (char *) xE); - } -} - -static void -XevieKbdProcessInputProc(xEvent *xE, DeviceIntPtr dev, int count) -{ - int key, bit; - BYTE *kptr; - ProcessInputProc tmp; - KeyClassPtr keyc = dev->key; - xevieDeviceInfoPtr xeviep = XEVIEINFO(dev); - - if(XEVIE_EVENT(xE)) { - key = xE->u.u.detail; - kptr = &keyc->down[key >> 3]; - bit = 1 << (key & 7); - - if (dev->key->modifierMap[xE->u.u.detail]) - xevieModifiersOn = TRUE; - - xE->u.keyButtonPointer.event = xeviewin->drawable.id; - xE->u.keyButtonPointer.root = GetCurrentRootWindow(dev)->drawable.id; - xE->u.keyButtonPointer.child = (xeviewin->firstChild) - ? xeviewin->firstChild->drawable.id:0; - xE->u.keyButtonPointer.rootX = xeviehot.x; - xE->u.keyButtonPointer.rootY = xeviehot.y; - xE->u.keyButtonPointer.state = keyc->state | inputInfo.pointer->button->state; - /* fix bug: sequence lost in Xlib */ - xE->u.u.sequenceNumber = clients[xevieClientIndex]->sequence; -#ifdef XKB - /* fix for bug5092586 */ - if(!noXkbExtension) { - switch(xE->u.u.type) { - case KeyPress: *kptr |= bit; break; - case KeyRelease: *kptr &= ~bit; break; - } - } -#endif - keycq[keycqHead].time = xE->u.keyButtonPointer.time; - memcpy(keycq[keycqHead].keyc, keyc, sizeof(KeyClassRec) - sizeof(KeyClassPtr)); - memcpy(keycq[keycqHead].keyc->xkbInfo, keyc->xkbInfo, sizeof(XkbSrvInfoRec)); - if(++keycqHead >=KEYC_QUEUE_SIZE) - keycqHead = 0; - sendEvent(clients[xevieClientIndex], xE); - return; - } - - tmp = dev->public.realInputProc; - UNWRAP_INPUTPROC(dev,xeviep); - dev->public.processInputProc(xE,dev,count); - COND_WRAP_INPUTPROC(dev,xeviep,tmp); -} - -static void -XeviePointerProcessInputProc(xEvent *xE, DeviceIntPtr dev, int count) -{ - xevieDeviceInfoPtr xeviep = XEVIEINFO(dev); - ProcessInputProc tmp; - - if (XEVIE_EVENT(xE)) { - /* fix bug: sequence lost in Xlib */ - xE->u.u.sequenceNumber = clients[xevieClientIndex]->sequence; - sendEvent(clients[xevieClientIndex], xE); - return; - } - - tmp = dev->public.realInputProc; - UNWRAP_INPUTPROC(dev,xeviep); - dev->public.processInputProc(xE,dev,count); - COND_WRAP_INPUTPROC(dev,xeviep,tmp); -} - -static Bool -XevieStart(void) -{ - ProcessInputProc prp; - prp = XevieKbdProcessInputProc; - if (!XevieAdd(inputInfo.keyboard,&prp)) - return FALSE; - prp = XeviePointerProcessInputProc; - if (!XevieAdd(inputInfo.pointer,&prp)) - return FALSE; - - return TRUE; -} - - -static void -XevieEnd(int clientIndex) -{ - if (!clientIndex || clientIndex == xevieClientIndex) { - -#ifdef XKB - if(!noXkbExtension) { - - XevieRemove(inputInfo.keyboard,NULL); - - inputInfo.keyboard->public.processInputProc = CoreProcessKeyboardEvent; - inputInfo.keyboard->public.realInputProc = CoreProcessKeyboardEvent; - XkbSetExtension(inputInfo.keyboard,ProcessKeyboardEvent); - - - XevieRemove(inputInfo.pointer,NULL); - - inputInfo.pointer->public.processInputProc = CoreProcessPointerEvent; - inputInfo.pointer->public.realInputProc = CoreProcessPointerEvent; - XkbSetExtension(inputInfo.pointer,ProcessPointerEvent); - } -#endif - - xevieFlag = 0; - xevieClientIndex = 0; - DeleteCallback (&ClientStateCallback, XevieClientStateCallback, NULL); - } -} - -static void -XevieClientStateCallback(CallbackListPtr *pcbl, pointer nulldata, - pointer calldata) -{ - NewClientInfoRec *pci = (NewClientInfoRec *)calldata; - ClientPtr client = pci->client; - if (client->clientState == ClientStateGone - || client->clientState == ClientStateRetained) - XevieEnd(client->index); -} - -static void -XevieServerGrabStateCallback(CallbackListPtr *pcbl, pointer nulldata, - pointer calldata) -{ - ServerGrabInfoRec *grbinfo = (ServerGrabInfoRec *)calldata; - if (grbinfo->grabstate == SERVER_GRABBED) - xeviegrabState = TRUE; - else - xeviegrabState = FALSE; -} - -#define UNWRAP_UNWRAPPROC(device,proc_store) \ - device->unwrapProc = proc_store; - -#define WRAP_UNWRAPPROC(device,proc_store,proc) \ - proc_store = device->unwrapProc; \ - device->unwrapProc = proc; - -static void -xevieUnwrapProc(DeviceIntPtr device, DeviceHandleProc proc, pointer data) -{ - xevieDeviceInfoPtr xeviep = XEVIEINFO(device); - ProcessInputProc tmp = device->public.processInputProc; - - UNWRAP_INPUTPROC(device,xeviep); - UNWRAP_UNWRAPPROC(device,xeviep->unwrapProc); - proc(device,data); - WRAP_INPUTPROC(device,xeviep,tmp); - WRAP_UNWRAPPROC(device,xeviep->unwrapProc,xevieUnwrapProc); -} - -static Bool -XevieUnwrapAdd(DeviceIntPtr device, void* data) -{ - if (device->unwrapProc) - device->unwrapProc(device,XevieUnwrapAdd,data); - else { - ProcessInputProc *ptr = data; - XevieWrap(device,*ptr); - } - - return TRUE; -} - -static Bool -XevieAdd(DeviceIntPtr device, void* data) -{ - xevieDeviceInfoPtr xeviep; - - xeviep = xalloc (sizeof (xevieDeviceInfoRec)); - if (!xeviep) - return FALSE; - - dixSetPrivate(&device->devPrivates, xevieDevicePrivateKey, xeviep); - XevieUnwrapAdd(device, data); - - return TRUE; -} - -static Bool -XevieRemove(DeviceIntPtr device,pointer data) -{ - xevieDeviceInfoPtr xeviep = XEVIEINFO(device); - - if (!xeviep) return TRUE; - - UNWRAP_INPUTPROC(device,xeviep); - UNWRAP_UNWRAPPROC(device,xeviep->unwrapProc); - - xfree(xeviep); - dixSetPrivate(&device->devPrivates, xevieDevicePrivateKey, NULL); - return TRUE; -} - -static void -XevieWrap(DeviceIntPtr device, ProcessInputProc proc) -{ - xevieDeviceInfoPtr xeviep = XEVIEINFO(device); - - WRAP_INPUTPROC(device,xeviep,proc); - WRAP_UNWRAPPROC(device,xeviep->unwrapProc,xevieUnwrapProc); -} - -static void -doSendEvent(xEvent *xE, DeviceIntPtr dev) -{ - xevieDeviceInfoPtr xeviep = XEVIEINFO(dev); - ProcessInputProc tmp = dev->public.realInputProc; - if (((xE->u.u.type==KeyPress)||(xE->u.u.type==KeyRelease)) - && !xevieModifiersOn) { - KeyClassPtr keyc = dev->key; - CARD8 realModes = dev->key->modifierMap[xE->u.u.detail]; - int notFound = 0; - /* if some events are consumed by client, move the queue tail pointer to the current - event which just comes back from Xevie client . - */ - if(keycq[keycqTail].time != xE->u.keyButtonPointer.time) { - while(keycq[keycqTail].time != xE->u.keyButtonPointer.time) { - if(++keycqTail >= KEYC_QUEUE_SIZE) - keycqTail = 0; - if(keycqTail == keycqHead) { - notFound = 1; - break; - } - } - } - if(!notFound) { - dev->key = keycq[keycqTail].keyc; - if(++keycqTail >= KEYC_QUEUE_SIZE) - keycqTail = 0; - } - dev->key->modifierMap[xE->u.u.detail] = 0; - - if(dev->key->xkbInfo->repeatKey != 0 && xE->u.u.type != KeyPress) - XkbLastRepeatEvent= (pointer)xE; - UNWRAP_INPUTPROC(dev,xeviep); - dev->public.processInputProc(xE,dev,1); - COND_WRAP_INPUTPROC(dev,xeviep,tmp); - XkbLastRepeatEvent= NULL; - - dev->key->modifierMap[xE->u.u.detail] = realModes; - dev->key = keyc; - if(notFound) { - DeleteCallback(&ClientStateCallback,XevieClientStateCallback,NULL); - XevieEnd(xevieClientIndex); - ErrorF("Error: Xevie keyc queue size is not enough, disable Xevie\n"); - } - } else { - UNWRAP_INPUTPROC(dev,xeviep); - dev->public.processInputProc(xE,dev,1); - COND_WRAP_INPUTPROC(dev,xeviep,tmp); - } -} - |