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Diffstat (limited to 'src/XGetVers.c')
| -rw-r--r-- | src/XGetVers.c | 108 |
1 files changed, 108 insertions, 0 deletions
diff --git a/src/XGetVers.c b/src/XGetVers.c new file mode 100644 index 0000000..dba03d8 --- /dev/null +++ b/src/XGetVers.c @@ -0,0 +1,108 @@ +/* $Xorg: XGetVers.c,v 1.4 2001/02/09 02:03:50 xorgcvs Exp $ */ + +/************************************************************ + +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. + +********************************************************/ + +/*********************************************************************** + * + * XGetExtensionVersion - Get the version of the input extension. + * + */ + +#include "XIproto.h" +#include "Xlibint.h" +#include "XI.h" +#include "XInput.h" +#include "extutil.h" + +XExtensionVersion +#if NeedFunctionPrototypes +*XGetExtensionVersion ( + register Display *dpy, + _Xconst char *name) +#else +*XGetExtensionVersion (dpy, name) + register Display *dpy; + char *name; +#endif + { + xGetExtensionVersionReq *req; + xGetExtensionVersionReply rep; + XExtensionVersion *ext; + XExtDisplayInfo *info = (XExtDisplayInfo *) XInput_find_display (dpy); + + LockDisplay (dpy); + if (_XiCheckExtInit(dpy, Dont_Check) == -1) + return ((XExtensionVersion *) NoSuchExtension); + + GetReq(GetExtensionVersion,req); + req->reqType = info->codes->major_opcode; + req->ReqType = X_GetExtensionVersion; + req->nbytes = name ? strlen(name) : 0; + req->length += (unsigned)(req->nbytes+3)>>2; + _XSend(dpy, name, (long)req->nbytes); + + if (! _XReply (dpy, (xReply *) &rep, 0, xTrue)) + { + UnlockDisplay(dpy); + SyncHandle(); + return (XExtensionVersion *) NULL; + } + ext = (XExtensionVersion *) Xmalloc (sizeof (XExtensionVersion)); + if (ext) + { + ext->present = rep.present; + if (ext->present) + { + ext->major_version = rep.major_version; + ext->minor_version = rep.minor_version; + } + } + UnlockDisplay(dpy); + SyncHandle(); + return (ext); + } + |