diff options
Diffstat (limited to 'libXext/src/Xcup.c')
| -rw-r--r-- | libXext/src/Xcup.c | 530 |
1 files changed, 264 insertions, 266 deletions
diff --git a/libXext/src/Xcup.c b/libXext/src/Xcup.c index 6013039ef..8d3cb70a2 100644 --- a/libXext/src/Xcup.c +++ b/libXext/src/Xcup.c @@ -1,266 +1,264 @@ -/* $XFree86: xc/lib/Xext/Xcup.c,v 1.8 2002/10/16 02:19:22 dawes Exp $ */ -/* - -Copyright 1987, 1988, 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. - -*/ -/* $Xorg: Xcup.c,v 1.5 2001/02/09 02:03:49 xorgcvs Exp $ */ - -#ifdef HAVE_CONFIG_H -#include <config.h> -#endif -#ifdef WIN32 -#include <X11/Xwindows.h> -#endif - -#define NEED_EVENTS -#define NEED_REPLIES -#include <X11/Xlibint.h> -#include <X11/extensions/Xcup.h> -#include <X11/extensions/cupproto.h> -#include <X11/extensions/Xext.h> -#include <X11/extensions/extutil.h> - -static XExtensionInfo _xcup_info_data; -static XExtensionInfo *xcup_info = &_xcup_info_data; -static char *xcup_extension_name = XCUPNAME; - -/***************************************************************************** - * * - * private utility routines * - * * - *****************************************************************************/ - -static int close_display(Display *dpy, XExtCodes *codes); -static /* const */ XExtensionHooks xcup_extension_hooks = { - NULL, /* create_gc */ - NULL, /* copy_gc */ - NULL, /* flush_gc */ - NULL, /* free_gc */ - NULL, /* create_font */ - NULL, /* free_font */ - close_display, /* close_display */ - NULL, /* wire_to_event */ - NULL, /* event_to_wire */ - NULL, /* error */ - NULL, /* error_string */ -}; - -static XEXT_GENERATE_FIND_DISPLAY (find_display, xcup_info, - xcup_extension_name, - &xcup_extension_hooks, - 0, NULL) - -static XEXT_GENERATE_CLOSE_DISPLAY (close_display, xcup_info) - - -/***************************************************************************** - * * - * public Xcup Extension routines * - * * - *****************************************************************************/ - -Status -XcupQueryVersion( - Display* dpy, - int* major_version_return, - int* minor_version_return) -{ - XExtDisplayInfo *info = find_display (dpy); - xXcupQueryVersionReply rep; - xXcupQueryVersionReq *req; - - XextCheckExtension (dpy, info, xcup_extension_name, False); - - LockDisplay(dpy); - GetReq(XcupQueryVersion, req); - req->reqType = info->codes->major_opcode; - req->xcupReqType = X_XcupQueryVersion; - req->client_major_version = XCUP_MAJOR_VERSION; - req->client_minor_version = XCUP_MINOR_VERSION; - if (!_XReply(dpy, (xReply *)&rep, 0, xTrue)) { - UnlockDisplay(dpy); - SyncHandle(); - return False; - } - *major_version_return = rep.server_major_version; - *minor_version_return = rep.server_minor_version; - UnlockDisplay(dpy); - SyncHandle(); - return True; -} - -/* Win32 reserves 20 colormap entries for its desktop */ -#ifndef TYP_RESERVED_ENTRIES -#define TYP_RESERVED_ENTRIES 20 -#endif - -Status -XcupGetReservedColormapEntries( - Display* dpy, - int screen, - XColor** colors_out, - int* ncolors) -{ - XExtDisplayInfo *info = find_display (dpy); - xXcupGetReservedColormapEntriesReply rep; - xXcupGetReservedColormapEntriesReq *req; - xColorItem rbuf[TYP_RESERVED_ENTRIES]; - - *ncolors = 0; - - XextCheckExtension (dpy, info, xcup_extension_name, False); - - LockDisplay(dpy); - GetReq(XcupGetReservedColormapEntries, req); - req->reqType = info->codes->major_opcode; - req->xcupReqType = X_XcupGetReservedColormapEntries; - req->screen = screen; - if (_XReply(dpy, (xReply *)&rep, 0, xFalse)) { - long nbytes; - xColorItem* rbufp; - int nentries = rep.length / 3; - - nbytes = nentries * SIZEOF (xColorItem); - if (nentries > TYP_RESERVED_ENTRIES) - rbufp = (xColorItem*) Xmalloc (nbytes); - else - rbufp = rbuf; - - if (rbufp == NULL) { - _XEatData (dpy, (unsigned long) nbytes); - UnlockDisplay (dpy); - SyncHandle (); - return False; - } - _XRead (dpy, (char*) rbufp, nbytes); - - *colors_out = (XColor*) Xmalloc (nentries * sizeof (XColor)); - if (*colors_out) { - xColorItem* cs = (xColorItem *) rbufp; - XColor* cd = *colors_out; - int i; - - *ncolors = nentries; - for (i = 0; i < *ncolors; i++, cd++) { - cd->pixel = cs->pixel; - cd->red = cs->red; - cd->green = cs->green; - cd->blue = cs->blue; - cs = (xColorItem*) (((char*) cs) + SIZEOF(xColorItem)); - } - if (rbufp != rbuf) XFree ((char*) rbufp); - UnlockDisplay(dpy); - SyncHandle(); - return True; - } - if (rbufp != rbuf) XFree ((char*) rbufp); - } - UnlockDisplay(dpy); - SyncHandle(); - return False; -} - -Status -XcupStoreColors( - Display* dpy, - Colormap colormap, - XColor* colors_in_out, - int ncolors) -{ - XExtDisplayInfo *info = find_display (dpy); - xXcupStoreColorsReply rep; - xXcupStoreColorsReq *req; - xColorItem rbuf[256]; - xColorItem citem; - int i; - XColor* xcp; - - XextCheckExtension (dpy, info, xcup_extension_name, False); - - LockDisplay(dpy); - GetReq(XcupStoreColors, req); - req->reqType = info->codes->major_opcode; - req->xcupReqType = X_XcupStoreColors; - req->cmap = colormap; - req->length += (ncolors * SIZEOF(xColorItem)) >> 2; - - for (i = 0, xcp = colors_in_out; i < ncolors; i++, xcp++) { - citem.pixel = xcp->pixel; - citem.red = xcp->red; - citem.green = xcp->green; - citem.blue = xcp->blue; - - /* note that xColorItem doesn't contain all 16-bit quantities, so - we can't use Data16 */ - Data(dpy, (char *)&citem, (long) SIZEOF(xColorItem)); - } - - if (_XReply(dpy, (xReply *)&rep, 0, xFalse)) { - long nbytes; - xColorItem* rbufp; - xColorItem* cs; - int nentries = rep.length / 3; - - nbytes = nentries * SIZEOF (xColorItem); - - if (nentries != ncolors) { - _XEatData (dpy, (unsigned long) nbytes); - UnlockDisplay (dpy); - SyncHandle (); - return False; - } - - if (ncolors > 256) - rbufp = (xColorItem*) Xmalloc (nbytes); - else - rbufp = rbuf; - - if (rbufp == NULL) { - _XEatData (dpy, (unsigned long) nbytes); - UnlockDisplay (dpy); - SyncHandle (); - return False; - - } - - _XRead (dpy, (char*) rbufp, nbytes); - - for (i = 0, xcp = colors_in_out, cs = rbufp; i < ncolors; i++, xcp++, cs++) { - xcp->pixel = cs->pixel; - xcp->red = cs->red; - xcp->green = cs->green; - xcp->blue = cs->blue; - xcp->flags = cs->flags; - } - if (rbufp != rbuf) XFree ((char*)rbufp); - - UnlockDisplay(dpy); - SyncHandle(); - return True; - } - UnlockDisplay(dpy); - SyncHandle(); - return False; -} - +/* $XFree86: xc/lib/Xext/Xcup.c,v 1.8 2002/10/16 02:19:22 dawes Exp $ */
+/*
+
+Copyright 1987, 1988, 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.
+
+*/
+/* $Xorg: Xcup.c,v 1.5 2001/02/09 02:03:49 xorgcvs Exp $ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#ifdef WIN32
+#include <X11/Xwindows.h>
+#endif
+
+#include <X11/Xlibint.h>
+#include <X11/extensions/Xcup.h>
+#include <X11/extensions/cupproto.h>
+#include <X11/extensions/Xext.h>
+#include <X11/extensions/extutil.h>
+
+static XExtensionInfo _xcup_info_data;
+static XExtensionInfo *xcup_info = &_xcup_info_data;
+static char *xcup_extension_name = XCUPNAME;
+
+/*****************************************************************************
+ * *
+ * private utility routines *
+ * *
+ *****************************************************************************/
+
+static int close_display(Display *dpy, XExtCodes *codes);
+static /* const */ XExtensionHooks xcup_extension_hooks = {
+ NULL, /* create_gc */
+ NULL, /* copy_gc */
+ NULL, /* flush_gc */
+ NULL, /* free_gc */
+ NULL, /* create_font */
+ NULL, /* free_font */
+ close_display, /* close_display */
+ NULL, /* wire_to_event */
+ NULL, /* event_to_wire */
+ NULL, /* error */
+ NULL, /* error_string */
+};
+
+static XEXT_GENERATE_FIND_DISPLAY (find_display, xcup_info,
+ xcup_extension_name,
+ &xcup_extension_hooks,
+ 0, NULL)
+
+static XEXT_GENERATE_CLOSE_DISPLAY (close_display, xcup_info)
+
+
+/*****************************************************************************
+ * *
+ * public Xcup Extension routines *
+ * *
+ *****************************************************************************/
+
+Status
+XcupQueryVersion(
+ Display* dpy,
+ int* major_version_return,
+ int* minor_version_return)
+{
+ XExtDisplayInfo *info = find_display (dpy);
+ xXcupQueryVersionReply rep;
+ xXcupQueryVersionReq *req;
+
+ XextCheckExtension (dpy, info, xcup_extension_name, False);
+
+ LockDisplay(dpy);
+ GetReq(XcupQueryVersion, req);
+ req->reqType = info->codes->major_opcode;
+ req->xcupReqType = X_XcupQueryVersion;
+ req->client_major_version = XCUP_MAJOR_VERSION;
+ req->client_minor_version = XCUP_MINOR_VERSION;
+ if (!_XReply(dpy, (xReply *)&rep, 0, xTrue)) {
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return False;
+ }
+ *major_version_return = rep.server_major_version;
+ *minor_version_return = rep.server_minor_version;
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return True;
+}
+
+/* Win32 reserves 20 colormap entries for its desktop */
+#ifndef TYP_RESERVED_ENTRIES
+#define TYP_RESERVED_ENTRIES 20
+#endif
+
+Status
+XcupGetReservedColormapEntries(
+ Display* dpy,
+ int screen,
+ XColor** colors_out,
+ int* ncolors)
+{
+ XExtDisplayInfo *info = find_display (dpy);
+ xXcupGetReservedColormapEntriesReply rep;
+ xXcupGetReservedColormapEntriesReq *req;
+ xColorItem rbuf[TYP_RESERVED_ENTRIES];
+
+ *ncolors = 0;
+
+ XextCheckExtension (dpy, info, xcup_extension_name, False);
+
+ LockDisplay(dpy);
+ GetReq(XcupGetReservedColormapEntries, req);
+ req->reqType = info->codes->major_opcode;
+ req->xcupReqType = X_XcupGetReservedColormapEntries;
+ req->screen = screen;
+ if (_XReply(dpy, (xReply *)&rep, 0, xFalse)) {
+ long nbytes;
+ xColorItem* rbufp;
+ int nentries = rep.length / 3;
+
+ nbytes = nentries * SIZEOF (xColorItem);
+ if (nentries > TYP_RESERVED_ENTRIES)
+ rbufp = (xColorItem*) Xmalloc (nbytes);
+ else
+ rbufp = rbuf;
+
+ if (rbufp == NULL) {
+ _XEatData (dpy, (unsigned long) nbytes);
+ UnlockDisplay (dpy);
+ SyncHandle ();
+ return False;
+ }
+ _XRead (dpy, (char*) rbufp, nbytes);
+
+ *colors_out = (XColor*) Xmalloc (nentries * sizeof (XColor));
+ if (*colors_out) {
+ xColorItem* cs = (xColorItem *) rbufp;
+ XColor* cd = *colors_out;
+ int i;
+
+ *ncolors = nentries;
+ for (i = 0; i < *ncolors; i++, cd++) {
+ cd->pixel = cs->pixel;
+ cd->red = cs->red;
+ cd->green = cs->green;
+ cd->blue = cs->blue;
+ cs = (xColorItem*) (((char*) cs) + SIZEOF(xColorItem));
+ }
+ if (rbufp != rbuf) XFree ((char*) rbufp);
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return True;
+ }
+ if (rbufp != rbuf) XFree ((char*) rbufp);
+ }
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return False;
+}
+
+Status
+XcupStoreColors(
+ Display* dpy,
+ Colormap colormap,
+ XColor* colors_in_out,
+ int ncolors)
+{
+ XExtDisplayInfo *info = find_display (dpy);
+ xXcupStoreColorsReply rep;
+ xXcupStoreColorsReq *req;
+ xColorItem rbuf[256];
+ xColorItem citem;
+ int i;
+ XColor* xcp;
+
+ XextCheckExtension (dpy, info, xcup_extension_name, False);
+
+ LockDisplay(dpy);
+ GetReq(XcupStoreColors, req);
+ req->reqType = info->codes->major_opcode;
+ req->xcupReqType = X_XcupStoreColors;
+ req->cmap = colormap;
+ req->length += (ncolors * SIZEOF(xColorItem)) >> 2;
+
+ for (i = 0, xcp = colors_in_out; i < ncolors; i++, xcp++) {
+ citem.pixel = xcp->pixel;
+ citem.red = xcp->red;
+ citem.green = xcp->green;
+ citem.blue = xcp->blue;
+
+ /* note that xColorItem doesn't contain all 16-bit quantities, so
+ we can't use Data16 */
+ Data(dpy, (char *)&citem, (long) SIZEOF(xColorItem));
+ }
+
+ if (_XReply(dpy, (xReply *)&rep, 0, xFalse)) {
+ long nbytes;
+ xColorItem* rbufp;
+ xColorItem* cs;
+ int nentries = rep.length / 3;
+
+ nbytes = nentries * SIZEOF (xColorItem);
+
+ if (nentries != ncolors) {
+ _XEatData (dpy, (unsigned long) nbytes);
+ UnlockDisplay (dpy);
+ SyncHandle ();
+ return False;
+ }
+
+ if (ncolors > 256)
+ rbufp = (xColorItem*) Xmalloc (nbytes);
+ else
+ rbufp = rbuf;
+
+ if (rbufp == NULL) {
+ _XEatData (dpy, (unsigned long) nbytes);
+ UnlockDisplay (dpy);
+ SyncHandle ();
+ return False;
+
+ }
+
+ _XRead (dpy, (char*) rbufp, nbytes);
+
+ for (i = 0, xcp = colors_in_out, cs = rbufp; i < ncolors; i++, xcp++, cs++) {
+ xcp->pixel = cs->pixel;
+ xcp->red = cs->red;
+ xcp->green = cs->green;
+ xcp->blue = cs->blue;
+ xcp->flags = cs->flags;
+ }
+ if (rbufp != rbuf) XFree ((char*)rbufp);
+
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return True;
+ }
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return False;
+}
+
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