mirror of
https://github.com/Stichting-MINIX-Research-Foundation/xsrc.git
synced 2025-09-10 21:28:49 -04:00
104 lines
3.0 KiB
C
104 lines
3.0 KiB
C
/* $Xorg: StBytes.c,v 1.4 2001/02/09 02:03:36 xorgcvs Exp $ */
|
|
/*
|
|
|
|
Copyright 1986, 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.
|
|
|
|
*/
|
|
/* $XFree86: xc/lib/X11/StBytes.c,v 1.5 2003/11/17 22:20:08 dawes Exp $ */
|
|
|
|
#include <X11/Xlibint.h>
|
|
#include <X11/Xatom.h>
|
|
|
|
/* insulate predefined atom numbers from cut routines */
|
|
static Atom n_to_atom[8] = {
|
|
XA_CUT_BUFFER0,
|
|
XA_CUT_BUFFER1,
|
|
XA_CUT_BUFFER2,
|
|
XA_CUT_BUFFER3,
|
|
XA_CUT_BUFFER4,
|
|
XA_CUT_BUFFER5,
|
|
XA_CUT_BUFFER6,
|
|
XA_CUT_BUFFER7};
|
|
|
|
int
|
|
XRotateBuffers (dpy, rotate)
|
|
register Display *dpy;
|
|
int rotate;
|
|
{
|
|
return XRotateWindowProperties(dpy, RootWindow(dpy, 0), n_to_atom, 8, rotate);
|
|
}
|
|
|
|
char *XFetchBuffer (dpy, nbytes, buffer)
|
|
register Display *dpy;
|
|
int *nbytes;
|
|
register int buffer;
|
|
{
|
|
Atom actual_type;
|
|
int actual_format;
|
|
unsigned long nitems;
|
|
unsigned long leftover;
|
|
unsigned char *data;
|
|
*nbytes = 0;
|
|
if ((buffer < 0) || (buffer > 7)) return (NULL);
|
|
/* XXX should be (sizeof (maxint) - 1)/4 */
|
|
if (XGetWindowProperty(dpy, RootWindow(dpy, 0), n_to_atom[buffer],
|
|
0L, 10000000L, False, XA_STRING,
|
|
&actual_type, &actual_format, &nitems, &leftover, &data) != Success) {
|
|
return (NULL);
|
|
}
|
|
if ( (actual_type == XA_STRING) && (actual_format != 32) ) {
|
|
*nbytes = nitems;
|
|
return((char *)data);
|
|
}
|
|
if ((char *) data != NULL) Xfree ((char *)data);
|
|
return(NULL);
|
|
}
|
|
|
|
char *XFetchBytes (dpy, nbytes)
|
|
register Display *dpy;
|
|
int *nbytes;
|
|
{
|
|
return (XFetchBuffer (dpy, nbytes, 0));
|
|
}
|
|
|
|
int
|
|
XStoreBuffer (
|
|
register Display *dpy,
|
|
_Xconst char *bytes,
|
|
int nbytes,
|
|
register int buffer)
|
|
{
|
|
if ((buffer < 0) || (buffer > 7)) return 0;
|
|
return XChangeProperty(dpy, RootWindow(dpy, 0), n_to_atom[buffer],
|
|
XA_STRING, 8, PropModeReplace, (unsigned char *) bytes, nbytes);
|
|
}
|
|
|
|
int
|
|
XStoreBytes (
|
|
register Display *dpy,
|
|
_Xconst char *bytes,
|
|
int nbytes)
|
|
{
|
|
return XStoreBuffer (dpy, bytes, nbytes, 0);
|
|
}
|