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Diffstat (limited to 'Xi/getkmap.c')
| -rw-r--r-- | Xi/getkmap.c | 158 |
1 files changed, 158 insertions, 0 deletions
diff --git a/Xi/getkmap.c b/Xi/getkmap.c new file mode 100644 index 0000000..c38467b --- /dev/null +++ b/Xi/getkmap.c @@ -0,0 +1,158 @@ +/************************************************************ + +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. + +********************************************************/ + +/******************************************************************** + * + * Get the key mapping for an extension device. + * + */ + +#ifdef HAVE_DIX_CONFIG_H +#include <dix-config.h> +#endif + +#include "inputstr.h" /* DeviceIntPtr */ +#include <X11/extensions/XI.h> +#include <X11/extensions/XIproto.h> +#include "exglobals.h" +#include "swaprep.h" +#include "xkbsrv.h" +#include "xkbstr.h" + +#include "getkmap.h" + +/*********************************************************************** + * + * This procedure gets the key mapping for an extension device, + * for clients on machines with a different byte ordering than the server. + * + */ + +int +SProcXGetDeviceKeyMapping(ClientPtr client) +{ + char n; + + REQUEST(xGetDeviceKeyMappingReq); + swaps(&stuff->length, n); + return (ProcXGetDeviceKeyMapping(client)); +} + +/*********************************************************************** + * + * Get the device key mapping. + * + */ + +int +ProcXGetDeviceKeyMapping(ClientPtr client) +{ + xGetDeviceKeyMappingReply rep; + DeviceIntPtr dev; + XkbDescPtr xkb; + KeySymsPtr syms; + int rc; + + REQUEST(xGetDeviceKeyMappingReq); + REQUEST_SIZE_MATCH(xGetDeviceKeyMappingReq); + + rc = dixLookupDevice(&dev, stuff->deviceid, client, DixGetAttrAccess); + if (rc != Success) + return rc; + if (dev->key == NULL) + return BadMatch; + xkb = dev->key->xkbInfo->desc; + + if (stuff->firstKeyCode < xkb->min_key_code || + stuff->firstKeyCode > xkb->max_key_code) { + client->errorValue = stuff->firstKeyCode; + return BadValue; + } + + if (stuff->firstKeyCode + stuff->count > xkb->max_key_code + 1) { + client->errorValue = stuff->count; + return BadValue; + } + + syms = XkbGetCoreMap(dev); + if (!syms) + return BadAlloc; + + rep.repType = X_Reply; + rep.RepType = X_GetDeviceKeyMapping; + rep.sequenceNumber = client->sequence; + rep.keySymsPerKeyCode = syms->mapWidth; + rep.length = (syms->mapWidth * stuff->count); /* KeySyms are 4 bytes */ + WriteReplyToClient(client, sizeof(xGetDeviceKeyMappingReply), &rep); + + client->pSwapReplyFunc = (ReplySwapPtr) CopySwap32Write; + WriteSwappedDataToClient(client, + syms->mapWidth * stuff->count * sizeof(KeySym), + &syms->map[syms->mapWidth * (stuff->firstKeyCode - + syms->minKeyCode)]); + free(syms->map); + free(syms); + + return Success; +} + +/*********************************************************************** + * + * This procedure writes the reply for the XGetDeviceKeyMapping function, + * if the client and server have a different byte ordering. + * + */ + +void +SRepXGetDeviceKeyMapping(ClientPtr client, int size, + xGetDeviceKeyMappingReply * rep) +{ + char n; + + swaps(&rep->sequenceNumber, n); + swapl(&rep->length, n); + WriteToClient(client, size, (char *)rep); +} |