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-/* $XdotOrg: xc/programs/Xserver/Xext/xtest1di.c,v 1.3 2005/04/20 12:25:12 daniels Exp $ */
-/* $Xorg: xtest1di.c,v 1.4 2001/02/09 02:04:33 xorgcvs Exp $ */
-/*
- * File: xtest1di.c
- *
- * This file contains the device independent parts of the input
- * synthesis extension.
- */
-
-/*
-
-
-Copyright 1986, 1987, 1988, 1998 The Open Group
-
-Permission to use, copy, modify, distribute, and sell this software and its
-documentation for any purpose is hereby granted without fee, provided that
-the above copyright notice appear in all copies and that both that
-copyright notice and this permission notice appear in supporting
-documentation.
-
-The above copyright notice and this permission notice shall be included in
-all copies or substantial portions of the Software.
-
-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. IN NO EVENT SHALL THE
-OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
-AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
-CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-Except as contained in this notice, the name of The Open Group shall not be
-used in advertising or otherwise to promote the sale, use or other dealings
-in this Software without prior written authorization from The Open Group.
-
-
-Copyright 1986, 1987, 1988 by Hewlett-Packard Corporation
-
-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 Hewlett-Packard not be used in
-advertising or publicity pertaining to distribution of the
-software without specific, written prior permission.
-
-Hewlett-Packard makes no representations about the
-suitability of this software for any purpose. It is provided
-"as is" without express or implied warranty.
-
-This software is not subject to any license of the American
-Telephone and Telegraph Company or of the Regents of the
-University of California.
-
-*/
-/* $XFree86: xc/programs/Xserver/Xext/xtest1di.c,v 3.5 2003/09/13 21:33:03 dawes Exp $ */
-
-/*****************************************************************************
- * include files
- ****************************************************************************/
-
-#define NEED_EVENTS
-#define NEED_REPLIES
-
-#ifdef HAVE_DIX_CONFIG_H
-#include <dix-config.h>
-#endif
-
-#include <stdio.h>
-#include <X11/X.h>
-#include <X11/Xproto.h>
-#include "misc.h"
-#include "os.h"
-#include "gcstruct.h"
-#include "extnsionst.h"
-#include "dixstruct.h"
-#include "opaque.h"
-#define XTestSERVER_SIDE
-#include <X11/extensions/xtestext1.h>
-#include "modinit.h"
-
-#include "xtest1dd.h"
-
-/*****************************************************************************
- * defines
- ****************************************************************************/
-
-/*****************************************************************************
- * variables
- ****************************************************************************/
-
-/*
- * Holds the request type code for this extension. The request type code
- * for this extension may vary depending on how many extensions are installed
- * already, so the initial value given below will be added to the base request
- * code that is aquired when this extension is installed.
- */
-static int XTestReqCode = 0;
-/*
- * Holds the two event type codes for this extension. The event type codes
- * for this extension may vary depending on how many extensions are installed
- * already, so the initial values given below will be added to the base event
- * code that is aquired when this extension is installed.
- */
-int XTestInputActionType = 0;
-int XTestFakeAckType = 1;
-/*
- * true => monitor stealing input
- */
-int on_steal_input = FALSE;
-/*
- * true => monitor alone getting input
- */
-int exclusive_steal = FALSE;
-/*
- * holds the resource type assigned to this extension
- */
-static RESTYPE XTestType;
-/*
- * holds the resource ID for the client currently using XTestGetInput
- */
-static XID current_client_id;
-
-/*****************************************************************************
- * function declarations
- ****************************************************************************/
-
-static DISPATCH_PROC(ProcXTestDispatch);
-static DISPATCH_PROC(SProcXTestDispatch);
-static DISPATCH_PROC(ProcTestFakeInput);
-static DISPATCH_PROC(SProcTestFakeInput);
-static DISPATCH_PROC(ProcTestGetInput);
-static DISPATCH_PROC(SProcTestGetInput);
-static DISPATCH_PROC(ProcTestStopInput);
-static DISPATCH_PROC(SProcTestStopInput);
-static DISPATCH_PROC(ProcTestReset);
-static DISPATCH_PROC(SProcTestReset);
-static DISPATCH_PROC(ProcTestQueryInputSize);
-static DISPATCH_PROC(SProcTestQueryInputSize);
-
-static void XTestResetProc(
- ExtensionEntry * /* unused */
- );
-static void SReplyXTestDispatch(
- ClientPtr /* client_ptr */,
- int /* size */,
- char * /* reply_ptr */
- );
-static void SEventXTestDispatch(
- xEvent * /* from */,
- xEvent * /* to */
- );
-
-static int XTestCurrentClientGone(
- pointer /* value */,
- XID /* id */
- );
-
-/*****************************************************************************
- *
- * XTestExtension1Init
- *
- * Called from InitExtensions in main() or from QueryExtension() if the
- * extension is dynamically loaded.
- *
- * XTestExtension1Init has no events or errors
- * (other than the core errors).
- */
-void
-XTestExtension1Init(INITARGS)
-{
- /*
- * holds the pointer to the extension entry structure
- */
- ExtensionEntry *extEntry;
-
- extEntry = AddExtension(XTestEXTENSION_NAME,
- XTestEVENT_COUNT,
- 0,
- ProcXTestDispatch,
- SProcXTestDispatch,
- XTestResetProc,
- StandardMinorOpcode);
- if (extEntry)
- {
- /*
- * remember the request code assigned to this extension
- */
- XTestReqCode = extEntry->base;
- /*
- * make an atom saying that this extension is present
- */
- (void) MakeAtom(XTestEXTENSION_NAME,
- strlen(XTestEXTENSION_NAME),
- TRUE);
- /*
- * remember the event codes assigned to this extension
- */
- XTestInputActionType += extEntry->eventBase;
- XTestFakeAckType += extEntry->eventBase;
- /*
- * install the routine to handle byte-swapping the replies
- * for this extension in the ReplySwapVector table
- */
- ReplySwapVector[XTestReqCode] = (ReplySwapPtr) SReplyXTestDispatch;
- /*
- * install the routine to handle byte-swapping the events
- * for this extension in the EventSwapVector table
- */
- EventSwapVector[XTestInputActionType] = SEventXTestDispatch;
- EventSwapVector[XTestFakeAckType] = SEventXTestDispatch;
- /*
- * get the resource type for this extension
- */
- XTestType = CreateNewResourceType(XTestCurrentClientGone);
- if (XTestType == 0)
- {
- FatalError("XTestExtension1Init: CreateNewResourceType failed\n");
- }
- }
- else
- {
- FatalError("XTestExtension1Init: AddExtensions failed\n");
- }
-}
-
-/*****************************************************************************
- *
- * ProcXTestDispatch
- *
- *
- */
-static int
-ProcXTestDispatch(client)
- register ClientPtr client;
-{
- REQUEST(xReq);
- if (stuff->data == X_TestFakeInput)
- {
- return(ProcTestFakeInput(client));
- }
- else if (stuff->data == X_TestGetInput)
- {
- return(ProcTestGetInput(client));
- }
- else if (stuff->data == X_TestStopInput)
- {
- return(ProcTestStopInput(client));
- }
- else if (stuff->data == X_TestReset)
- {
- return(ProcTestReset(client));
- }
- else if (stuff->data == X_TestQueryInputSize)
- {
- return(ProcTestQueryInputSize(client));
- }
- else
- {
- SendErrorToClient(client,
- XTestReqCode,
- stuff->data,
- None,
- BadRequest);
- return(BadRequest);
- }
-}
-
-/*****************************************************************************
- *
- * SProcXTestDispatch
- *
- *
- */
-static int
-SProcXTestDispatch(client)
- register ClientPtr client;
-{
- REQUEST(xReq);
- if (stuff->data == X_TestFakeInput)
- {
- return(SProcTestFakeInput(client));
- }
- else if (stuff->data == X_TestGetInput)
- {
- return(SProcTestGetInput(client));
- }
- else if (stuff->data == X_TestStopInput)
- {
- return(SProcTestStopInput(client));
- }
- else if (stuff->data == X_TestReset)
- {
- return(SProcTestReset(client));
- }
- else if (stuff->data == X_TestQueryInputSize)
- {
- return(SProcTestQueryInputSize(client));
- }
- else
- {
- SendErrorToClient(client,
- XTestReqCode,
- stuff->data,
- None,
- BadRequest);
- return(BadRequest);
- }
-}
-
-/*****************************************************************************
- *
- * SProcTestFakeInput
- *
- *
- */
-static int
-SProcTestFakeInput(client)
- register ClientPtr client;
-{
- /*
- * used in the swaps and swapl macros for temporary storage space
- */
- register char n;
- /*
- * index counter
- */
- int i;
- /*
- * pointer to the next input action in the request
- */
- CARD8 *input_action_ptr;
- /*
- * holds the type of the next input action in the request
- */
- int input_action_type;
-
- REQUEST(xTestFakeInputReq);
- /*
- * byte-swap the fields in the request
- */
- swaps(&stuff->length, n);
- swapl(&stuff->ack, n);
- /*
- * have to parse and then byte-swap the input action list here
- */
- for (i = 0; i < XTestMAX_ACTION_LIST_SIZE;)
- {
- /*
- * point to the next input action in the request
- */
- input_action_ptr = &(((xTestFakeInputReq *) stuff)->action_list[i]);
- /*
- * figure out what type of input action it is
- */
- input_action_type = (*input_action_ptr) & XTestACTION_TYPE_MASK;
- /*
- * byte-swap the input action according to it's type
- */
- switch (input_action_type)
- {
- case XTestKEY_ACTION:
- /*
- * byte-swap the delay_time field
- */
- swaps(&(((XTestKeyInfo *) input_action_ptr)->delay_time), n);
- /*
- * advance to the next input action
- */
- i += sizeof(XTestKeyInfo);
- break;
- case XTestMOTION_ACTION:
- /*
- * byte-swap the delay_time field
- */
- swaps(&(((XTestMotionInfo *) input_action_ptr)->delay_time), n);
- /*
- * advance to the next input action
- */
- i += sizeof(XTestMotionInfo);
- break;
- case XTestJUMP_ACTION:
- /*
- * byte-swap the jumpx field
- */
- swaps(&(((XTestJumpInfo *) input_action_ptr)->jumpx), n);
- /*
- * byte-swap the jumpy field
- */
- swaps(&(((XTestJumpInfo *) input_action_ptr)->jumpy), n);
- /*
- * byte-swap the delay_time field
- */
- swaps(&(((XTestJumpInfo *) input_action_ptr)->delay_time), n);
- /*
- * advance to the next input action
- */
- i += sizeof(XTestJumpInfo);
- break;
- default:
- /*
- * if this is a delay input action, then byte-swap it,
- * otherwise we have reached the end of the input
- * actions in this request
- */
- if (XTestUnpackDeviceID(*input_action_ptr) ==
- XTestDELAY_DEVICE_ID)
- {
- /*
- * byte-swap the delay_time field
- */
- swapl(&(((XTestDelayInfo *) input_action_ptr)->delay_time), n);
- /*
- * advance to the next input action
- */
- i += sizeof(XTestDelayInfo);
- }
- else
- {
- /*
- * if the input action header byte is 0 or
- * ill-formed, then there are no more input
- * actions in this request
- */
- i = XTestMAX_ACTION_LIST_SIZE;
- }
- break;
- }
- }
- return(ProcTestFakeInput(client));
-}
-
-/*****************************************************************************
- *
- * SProcTestGetInput
- *
- *
- */
-static int
-SProcTestGetInput(client)
- register ClientPtr client;
-{
- /*
- * used in the swaps and swapl macros for temporary storage space
- */
- register char n;
-
- REQUEST(xTestGetInputReq);
- /*
- * byte-swap the fields in the request
- */
- swaps(&stuff->length, n);
- swapl(&stuff->mode, n);
- return(ProcTestGetInput(client));
-}
-
-/*****************************************************************************
- *
- * SProcTestStopInput
- *
- *
- */
-static int
-SProcTestStopInput(client)
- register ClientPtr client;
-{
- /*
- * used in the swaps and swapl macros for temporary storage space
- */
- register char n;
-
- REQUEST(xTestStopInputReq);
- /*
- * byte-swap the length field in the request
- */
- swaps(&stuff->length, n);
- return(ProcTestStopInput(client));
-}
-
-/*****************************************************************************
- *
- * SProcTestReset
- *
- *
- */
-static int
-SProcTestReset(client)
- register ClientPtr client;
-{
- /*
- * used in the swaps and swapl macros for temporary storage space
- */
- register char n;
-
- REQUEST(xTestResetReq);
- /*
- * byte-swap the length field in the request
- */
- swaps(&stuff->length, n);
- return(ProcTestReset(client));
-}
-
-/*****************************************************************************
- *
- * SProcTestQueryInputSize
- *
- *
- */
-static int
-SProcTestQueryInputSize(client)
- register ClientPtr client;
-{
- /*
- * used in the swaps and swapl macros for temporary storage space
- */
- register char n;
-
- REQUEST(xTestQueryInputSizeReq);
- /*
- * byte-swap the length field in the request
- */
- swaps(&stuff->length, n);
- return(ProcTestQueryInputSize(client));
-}
-
-/*****************************************************************************
- *
- * ProcTestFakeInput
- *
- *
- */
-static int
-ProcTestFakeInput(client)
- register ClientPtr client;
-{
- REQUEST(xTestFakeInputReq);
- REQUEST_SIZE_MATCH(xTestFakeInputReq);
-
- if (playback_client == NULL)
- {
- playback_client = client;
- current_client_id = FakeClientID(client->index);
- AddResource(current_client_id,
- XTestType,
- 0);
- MakeClientGrabImpervious(client);
- }
- if (playback_client == client)
- {
- /*
- * This extension does not need to clean up any
- * server state when a client using this function
- * "goes away". The server will just process any
- * input actions that have already been sent to it,
- * and will then reset its association with a client.
- */
- parse_fake_input(client, (char *)stuff);
- return(Success);
- }
- else
- {
- /*
- * this is a request by another client to send fake
- * input while the server is still being used
- */
- SendErrorToClient(client,
- XTestReqCode,
- X_TestFakeInput,
- None,
- BadAccess);
- return(BadAccess);
- }
-}
-
-/*****************************************************************************
- *
- * ProcTestGetInput
- *
- *
- */
-static int
-ProcTestGetInput(client)
- register ClientPtr client;
-{
- REQUEST(xTestGetInputReq);
- REQUEST_SIZE_MATCH(xTestGetInputReq);
- if (on_steal_input)
- {
- /*
- * this is a request by another client to get fake input
- * while the server is still sending input to the first client
- */
- SendErrorToClient(client,
- XTestReqCode,
- X_TestGetInput,
- None,
- BadAccess);
- return(BadAccess);
- }
- else
- {
- /*
- * Set up a resource associated with the client using this
- * function so that this extension gets called when the
- * client "goes away". This allows this extension to
- * clean up the server state.
- */
- current_client_id = FakeClientID(client->index);
- AddResource(current_client_id,
- XTestType,
- 0);
- /*
- * indicate that a client is stealing input
- */
- on_steal_input = TRUE;
- if ((stuff->mode & XTestEXCLUSIVE) == 0)
- {
- exclusive_steal = FALSE;
- }
- else
- {
- exclusive_steal = TRUE;
- }
- steal_input(client, stuff->mode);
- return(Success);
- }
-}
-
-/*****************************************************************************
- *
- * ProcTestStopInput
- *
- *
- */
-static int
-ProcTestStopInput(client)
- register ClientPtr client;
-{
- REQUEST_SIZE_MATCH(xTestStopInputReq);
- if (on_steal_input && (current_xtest_client == client))
- {
- on_steal_input = FALSE;
- exclusive_steal = FALSE;
- stop_stealing_input();
- /*
- * remove the resource associated with this client
- */
- FreeResource(current_client_id, RT_NONE);
- return(Success);
- }
- else
- {
- /*
- * this is a request to stop fake input when fake input has
- * never been started or from a client that hasn't started
- * fake input
- */
- SendErrorToClient(client,
- XTestReqCode,
- X_TestStopInput,
- None,
- BadAccess);
- return(BadAccess);
- }
-}
-
-/*****************************************************************************
- *
- * ProcTestReset
- *
- *
- */
-static int
-ProcTestReset(client)
- register ClientPtr client;
-{
- REQUEST_SIZE_MATCH(xTestResetReq);
- on_steal_input = FALSE;
- exclusive_steal = FALSE;
- /*
- * defined in xtest1dd.c
- */
- stop_stealing_input();
- /*
- * defined in xtest1dd.c
- */
- abort_play_back();
- return(Success);
-}
-
-/*****************************************************************************
- *
- * ProcTestQueryInputSize
- *
- *
- */
-static int
-ProcTestQueryInputSize(client)
- register ClientPtr client;
-{
- REQUEST_SIZE_MATCH(xTestQueryInputSizeReq);
- /*
- * defined in xtest1dd.c
- */
- return_input_array_size(client);
- return(Success);
-}
-
-/*****************************************************************************
- *
- * XTestResetProc
- *
- * This function is called by the server when the server has no clients
- * connected to it. It must put eveything back the way it was before
- * this extension was installed.
- */
-/*ARGSUSED*/
-static void
-XTestResetProc(unused)
- ExtensionEntry * unused;
-{
- /*
- * remove the routine to handle byte-swapping the replies
- * for this extension in the ReplySwapVector table
- */
- ReplySwapVector[XTestReqCode] = ReplyNotSwappd;
- /*
- * remove the routine to handle byte-swapping the events
- * for this extension in the EventSwapVector table
- */
- EventSwapVector[XTestInputActionType] = NotImplemented;
- EventSwapVector[XTestFakeAckType] = NotImplemented;
- /*
- * reset the variables initialized just once at load time
- */
- XTestReqCode = 0;
- XTestInputActionType = 0;
- XTestFakeAckType = 1;
- on_steal_input = FALSE;
- exclusive_steal = FALSE;
- playback_client = 0; /* Don't really need this but it looks nice */
-}
-
-/*****************************************************************************
- *
- * PXTestCurrentClientGone
- *
- * This routine is called when a client that has asked for input actions
- * to be sent to it "goes away". This routine must clean up the
- * server state.
- */
-/*ARGSUSED*/
-static int
-XTestCurrentClientGone(value, id)
- pointer value;
- XID id;
-{
- /*
- * defined in xtest1dd.c
- */
- on_steal_input = FALSE;
- exclusive_steal = FALSE;
- /*
- * defined in xtestdd.c
- */
- playback_client = 0;
- abort_play_back();
- return TRUE;
-}
-
-/*****************************************************************************
- *
- * SReplyXTestDispatch
- *
- * Swap any replies defined in this extension.
- */
-static void
-SReplyXTestDispatch(client_ptr, size, reply_ptr)
- ClientPtr client_ptr;
- int size;
- char *reply_ptr;
-{
- /*
- * used in the swaps and swapl macros for temporary storage space
- */
- register char n;
- /*
- * pointer to xTestQueryInputSizeReply
- */
- xTestQueryInputSizeReply *rep_ptr;
-
- /*
- * there is only one reply in this extension, so byte-swap it
- */
- rep_ptr = (xTestQueryInputSizeReply *) reply_ptr;
- swaps(&(rep_ptr->sequenceNumber), n);
- swapl(&(rep_ptr->length), n);
- swapl(&(rep_ptr->size_return), n);
- /*
- * now write the swapped reply to the client
- */
- WriteToClient(client_ptr, size, reply_ptr);
-}
-
-/*****************************************************************************
- *
- * SEventXTestDispatch
- *
- * Swap any events defined in this extension.
- */
-static void
-SEventXTestDispatch(from, to)
- xEvent *from;
- xEvent *to;
-{
- /*
- * used in the swaps and swapl macros for temporary storage space
- */
- register char n;
- /*
- * index counter
- */
- int i;
- /*
- * pointer to the next input action in the event
- */
- CARD8 *input_action_ptr;
- /*
- * holds the type of the next input action in the event
- */
- int input_action_type;
-
-
- /*
- * copy the type information from the "from" event to the "to" event
- */
- ((xTestInputActionEvent *) to)->type =
- ((xTestInputActionEvent *) from)->type;
- /*
- * copy the sequence number information from the "from" event to the
- * "to" event
- */
- ((xTestInputActionEvent *) to)->sequenceNumber =
- ((xTestInputActionEvent *) from)->sequenceNumber;
- /*
- * byte-swap the sequence number in the "to" event
- */
- swaps(&(((xTestInputActionEvent *) to)->sequenceNumber), n);
- /*
- * If the event is an xTestInputActionEvent, then it needs more
- * processing. Otherwise, it is an xTestFakeAckEvent, which
- * has no other information in it.
- */
- if ((((xTestInputActionEvent *) to)->type & 0x7f) ==
- XTestInputActionType)
- {
- /*
- * copy the input actions from the "from" event
- * to the "to" event
- */
- for (i = 0; i < XTestACTIONS_SIZE; i++)
- {
- ((xTestInputActionEvent *) to)->actions[i] =
- ((xTestInputActionEvent *) from)->actions[i];
- }
- /*
- * byte-swap the input actions in the "to" event
- */
- for (i = 0; i < XTestACTIONS_SIZE; i++)
- {
- /*
- * point to the next input action in the event
- */
- input_action_ptr = &(((xTestInputActionEvent *) to)->actions[i]);
- /*
- * figure out what type of input action it is
- */
- input_action_type = (*input_action_ptr) &
- XTestACTION_TYPE_MASK;
- /*
- * byte-swap the input action according to it's type
- */
- switch (input_action_type)
- {
- case XTestKEY_ACTION:
- /*
- * byte-swap the delay_time field
- */
- swaps(&(((XTestKeyInfo *) input_action_ptr)->delay_time), n);
- /*
- * advance to the next input action
- */
- i += sizeof(XTestKeyInfo);
- break;
- case XTestMOTION_ACTION:
- /*
- * byte-swap the delay_time field
- */
- swaps(&(((XTestMotionInfo *) input_action_ptr)->delay_time), n);
- /*
- * advance to the next input action
- */
- i += sizeof(XTestMotionInfo);
- break;
- case XTestJUMP_ACTION:
- /*
- * byte-swap the jumpx field
- */
- swaps(&(((XTestJumpInfo *) input_action_ptr)->jumpx), n);
- /*
- * byte-swap the jumpy field
- */
- swaps(&(((XTestJumpInfo *) input_action_ptr)->jumpy), n);
- /*
- * byte-swap the delay_time field
- */
- swaps(&(((XTestJumpInfo *) input_action_ptr)->delay_time), n);
- /*
- * advance to the next input action
- */
- i += sizeof(XTestJumpInfo);
- break;
- default:
- /*
- * if this is a delay input action, then
- * byte-swap it, otherwise we have reached the
- * end of the input actions in this event
- */
- if (XTestUnpackDeviceID(*input_action_ptr) ==
- XTestDELAY_DEVICE_ID)
- {
- /*
- * byte-swap the delay_time field
- */
- swapl(&(((XTestDelayInfo *) input_action_ptr)->delay_time), n);
- /*
- * advance to the next input action
- */
- i += sizeof(XTestDelayInfo);
- }
- else
- {
- /*
- * if the input action header byte is 0
- * or ill-formed, then there are no
- * more input actions in this event
- */
- i = XTestACTIONS_SIZE;
- }
- break;
- }
- }
- }
-}
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-18 20:10:44 +0000