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Diffstat (limited to 'xserver/Xi/opendev.c')
| -rw-r--r-- | xserver/Xi/opendev.c | 187 |
1 files changed, 187 insertions, 0 deletions
diff --git a/xserver/Xi/opendev.c b/xserver/Xi/opendev.c new file mode 100644 index 000000000..636106815 --- /dev/null +++ b/xserver/Xi/opendev.c @@ -0,0 +1,187 @@ +/************************************************************ + +Copyright 1989, 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 1989 by Hewlett-Packard Company, Palo Alto, California. + + All Rights Reserved + +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 DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING +ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL +HEWLETT-PACKARD 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. + +********************************************************/ + +/*********************************************************************** + * + * Request to open an extension input device. + * + */ + +#define NEED_EVENTS +#define NEED_REPLIES +#ifdef HAVE_DIX_CONFIG_H +#include <dix-config.h> +#endif + +#include <X11/X.h> /* for inputstr.h */ +#include <X11/Xproto.h> /* Request macro */ +#include "inputstr.h" /* DeviceIntPtr */ +#include <X11/extensions/XI.h> +#include <X11/extensions/XIproto.h> +#include "XIstubs.h" +#include "windowstr.h" /* window structure */ +#include "extnsionst.h" +#include "extinit.h" /* LookupDeviceIntRec */ +#include "exglobals.h" + +#include "opendev.h" + +extern CARD8 event_base[]; + +/*********************************************************************** + * + * This procedure swaps the request if the server and client have different + * byte orderings. + * + */ + +int +SProcXOpenDevice(register ClientPtr client) +{ + register char n; + + REQUEST(xOpenDeviceReq); + swaps(&stuff->length, n); + return (ProcXOpenDevice(client)); +} + +/*********************************************************************** + * + * This procedure causes the server to open an input device. + * + */ + +int +ProcXOpenDevice(register ClientPtr client) +{ + xInputClassInfo evbase[numInputClasses]; + Bool enableit = FALSE; + int j = 0; + int status = Success; + xOpenDeviceReply rep; + DeviceIntPtr dev; + + REQUEST(xOpenDeviceReq); + REQUEST_SIZE_MATCH(xOpenDeviceReq); + + if (stuff->deviceid == inputInfo.pointer->id || + stuff->deviceid == inputInfo.keyboard->id) { + SendErrorToClient(client, IReqCode, X_OpenDevice, 0, BadDevice); + return Success; + } + + if ((dev = LookupDeviceIntRec(stuff->deviceid)) == NULL) { /* not open */ + for (dev = inputInfo.off_devices; dev; dev = dev->next) + if (dev->id == stuff->deviceid) + break; + if (dev == NULL) { + SendErrorToClient(client, IReqCode, X_OpenDevice, 0, BadDevice); + return Success; + } + enableit = TRUE; + } + + OpenInputDevice(dev, client, &status); + if (status != Success) { + SendErrorToClient(client, IReqCode, X_OpenDevice, 0, status); + return Success; + } + if (enableit && dev->inited && dev->startup) + (void)EnableDevice(dev); + + rep.repType = X_Reply; + rep.RepType = X_OpenDevice; + rep.sequenceNumber = client->sequence; + if (dev->key != NULL) { + evbase[j].class = KeyClass; + evbase[j++].event_type_base = event_base[KeyClass]; + } + if (dev->button != NULL) { + evbase[j].class = ButtonClass; + evbase[j++].event_type_base = event_base[ButtonClass]; + } + if (dev->valuator != NULL) { + evbase[j].class = ValuatorClass; + evbase[j++].event_type_base = event_base[ValuatorClass]; + } + if (dev->kbdfeed != NULL || dev->ptrfeed != NULL || dev->leds != NULL || + dev->intfeed != NULL || dev->bell != NULL || dev->stringfeed != NULL) { + evbase[j].class = FeedbackClass; + evbase[j++].event_type_base = event_base[FeedbackClass]; + } + if (dev->focus != NULL) { + evbase[j].class = FocusClass; + evbase[j++].event_type_base = event_base[FocusClass]; + } + if (dev->proximity != NULL) { + evbase[j].class = ProximityClass; + evbase[j++].event_type_base = event_base[ProximityClass]; + } + evbase[j].class = OtherClass; + evbase[j++].event_type_base = event_base[OtherClass]; + rep.length = (j * sizeof(xInputClassInfo) + 3) >> 2; + rep.num_classes = j; + WriteReplyToClient(client, sizeof(xOpenDeviceReply), &rep); + WriteToClient(client, j * sizeof(xInputClassInfo), (char *)evbase); + return (Success); +} + +/*********************************************************************** + * + * This procedure writes the reply for the XOpenDevice function, + * if the client and server have a different byte ordering. + * + */ + +void +SRepXOpenDevice(ClientPtr client, int size, xOpenDeviceReply * rep) +{ + register char n; + + swaps(&rep->sequenceNumber, n); + swapl(&rep->length, n); + WriteToClient(client, size, (char *)rep); +} |