/* 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. */ #ifdef HAVE_CONFIG_H #include <config.h> #endif #include <X11/Xlibint.h> #include <X11/Xatom.h> /* insulate predefined atom numbers from cut routines */ static const 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 ( register Display *dpy, int rotate) { /* XRotateWindowProperties wants a non-const Atom*, but it doesn't * modify it, so this is safe. */ return XRotateWindowProperties(dpy, RootWindow(dpy, 0), (Atom *)n_to_atom, 8, rotate); } char *XFetchBuffer ( 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 ( 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); }