Appendix A. Xlib Functions and Protocol Requests

This appendix provides two tables that relate to Xlib functions and the X protocol. The following table lists each Xlib function (in alphabetical order) and the corresponding protocol request that it generates.

Table A.1. Protocol requests made by each Xlib function

Xlib Function	Protocol Request
`XActivateScreenSaver`	`ForceScreenSaver`
`XAddHost`	`ChangeHosts`
`XAddHosts`	`ChangeHosts`
`XAddToSaveSet`	`ChangeSaveSet`
`XAllocColor`	`AllocColor`
`XAllocColorCells`	`AllocColorCells`
`XAllocColorPlanes`	`AllocColorPlanes`
`XAllocNamedColor`	`AllocNamedColor`
`XAllowEvents`	`AllowEvents`
`XAutoRepeatOff`	`ChangeKeyboardControl`
`XAutoRepeatOn`	`ChangeKeyboardControl`
`XBell`	`Bell`
`XChangeActivePointerGrab`	`ChangeActivePointerGrab`
`XChangeGC`	`ChangeGC`
`XChangeKeyboardControl`	`ChangeKeyboardControl`
`XChangeKeyboardMapping`	`ChangeKeyboardMapping`
`XChangePointerControl`	`ChangePointerControl`
`XChangeProperty`	`ChangeProperty`
`XChangeSaveSet`	`ChangeSaveSet`
`XChangeWindowAttributes`	`ChangeWindowAttributes`
`XCirculateSubwindows`	`CirculateWindow`
`XCirculateSubwindowsDown`	`CirculateWindow`
`XCirculateSubwindowsUp`	`CirculateWindow`
`XClearArea`	`ClearArea`
`XClearWindow`	`ClearArea`
`XConfigureWindow`	`ConfigureWindow`
`XConvertSelection`	`ConvertSelection`
`XCopyArea`	`CopyArea`
`XCopyColormapAndFree`	`CopyColormapAndFree`
`XCopyGC`	`CopyGC`
`XCopyPlane`	`CopyPlane`
`XCreateBitmapFromData`	`CreateGC`
	`CreatePixmap`
	`FreeGC`
	`PutImage`
`XCreateColormap`	`CreateColormap`
`XCreateFontCursor`	`CreateGlyphCursor`
`XCreateGC`	`CreateGC`
`XCreateGlyphCursor`	`CreateGlyphCursor`
`XCreatePixmap`	`CreatePixmap`
`XCreatePixmapCursor`	`CreateCursor`
`XCreatePixmapFromData`	`CreateGC`
	`CreatePixmap`
	`FreeGC`
	`PutImage`
`XCreateSimpleWindow`	`CreateWindow`
`XCreateWindow`	`CreateWindow`
`XDefineCursor`	`ChangeWindowAttributes`
`XDeleteProperty`	`DeleteProperty`
`XDestroySubwindows`	`DestroySubwindows`
`XDestroyWindow`	`DestroyWindow`
`XDisableAccessControl`	`SetAccessControl`
`XDrawArc`	`PolyArc`
`XDrawArcs`	`PolyArc`
`XDrawImageString`	`ImageText8`
`XDrawImageString16`	`ImageText16`
`XDrawLine`	`PolySegment`
`XDrawLines`	`PolyLine`
`XDrawPoint`	`PolyPoint`
`XDrawPoints`	`PolyPoint`
`XDrawRectangle`	`PolyRectangle`
`XDrawRectangles`	`PolyRectangle`
`XDrawSegments`	`PolySegment`
`XDrawString`	`PolyText8`
`XDrawString16`	`PolyText16`
`XDrawText`	`PolyText8`
`XDrawText16`	`PolyText16`
`XEnableAccessControl`	`SetAccessControl`
`XFetchBytes`	`GetProperty`
`XFetchName`	`GetProperty`
`XFillArc`	`PolyFillArc`
`XFillArcs`	`PolyFillArc`
`XFillPolygon`	`FillPoly`
`XFillRectangle`	`PolyFillRectangle`
`XFillRectangles`	`PolyFillRectangle`
`XForceScreenSaver`	`ForceScreenSaver`
`XFreeColormap`	`FreeColormap`
`XFreeColors`	`FreeColors`
`XFreeCursor`	`FreeCursor`
`XFreeFont`	`CloseFont`
`XFreeGC`	`FreeGC`
`XFreePixmap`	`FreePixmap`
`XGetAtomName`	`GetAtomName`
`XGetClassHint`	`GetProperty`
`XGetFontPath`	`GetFontPath`
`XGetGeometry`	`GetGeometry`
`XGetIconName`	`GetProperty`
`XGetIconSizes`	`GetProperty`
`XGetImage`	`GetImage`
`XGetInputFocus`	`GetInputFocus`
`XGetKeyboardControl`	`GetKeyboardControl`
`XGetKeyboardMapping`	`GetKeyboardMapping`
`XGetModifierMapping`	`GetModifierMapping`
	`GetMotionEvents`
`XGetNormalHints`	`GetProperty`
`XGetPointerControl`	`GetPointerControl`
`XGetPointerMapping`	`GetPointerMapping`
`XGetRGBColormaps`	`GetProperty`
`XGetScreenSaver`	`GetScreenSaver`
`XGetSelectionOwner`	`GetSelectionOwner`
`XGetSizeHints`	`GetProperty`
`XGetTextProperty`	`GetProperty`
`XGetTransientForHint`	`GetProperty`
`XGetWMClientMachine`	`GetProperty`
`XGetWMColormapWindows`	`GetProperty`
`XGetWMColormapWindows`	`InternAtom`
`XGetWMHints`	`GetProperty`
`XGetWMIconName`	`GetProperty`
`XGetWMName`	`GetProperty`
`XGetWMNormalHints`	`GetProperty`
`XGetWMProtocols`	`GetProperty`
`XGetWMProtocols`	`InternAtom`
`XGetWMSizeHints`	`GetProperty`
`XGetWindowAttributes`	`GetWindowAttributes`
`XGetWindowAttributes`	`GetGeometry`
`XGetWindowProperty`	`GetProperty`
`XGetZoomHints`	`GetProperty`
`XGrabButton`	`GrabButton`
`XGrabKey`	`GrabKey`
`XGrabKeyboard`	`GrabKeyboard`
`XGrabPointer`	`GrabPointer`
`XGrabServer`	`GrabServer`
`XIconifyWindow`	`InternAtom`
`XIconifyWindow`	`SendEvent`
`XInitExtension`	`QueryExtension`
`XInstallColormap`	`InstallColormap`
`XInternAtom`	`InternAtom`
`XKillClient`	`KillClient`
`XListExtensions`	`ListExtensions`
`XListFonts`	`ListFonts`
`XListFontsWithInfo`	`ListFontsWithInfo`
`XListHosts`	`ListHosts`
`XListInstalledColormaps`	`ListInstalledColormaps`
`XListProperties`	`ListProperties`
`XLoadFont`	`OpenFont`
`XLoadQueryFont`	`OpenFont`
`XLoadQueryFont`	`QueryFont`
`XLookupColor`	`LookupColor`
`XLowerWindow`	`ConfigureWindow`
`XMapRaised`	`ConfigureWindow`
`XMapRaised`	`MapWindow`
`XMapSubwindows`	`MapSubwindows`
`XMapWindow`	`MapWindow`
`XMoveResizeWindow`	`ConfigureWindow`
`XMoveWindow`	`ConfigureWindow`
`XNoOp`	`NoOperation`
`XOpenDisplay`	`CreateGC`
`XParseColor`	`LookupColor`
`XPutImage`	`PutImage`
`XQueryBestCursor`	`QueryBestSize`
`XQueryBestSize`	`QueryBestSize`
`XQueryBestStipple`	`QueryBestSize`
`XQueryBestTile`	`QueryBestSize`
`XQueryColor`	`QueryColors`
`XQueryColors`	`QueryColors`
`XQueryExtension`	`QueryExtension`
`XQueryFont`	`QueryFont`
`XQueryKeymap`	`QueryKeymap`
`XQueryPointer`	`QueryPointer`
`XQueryTextExtents`	`QueryTextExtents`
`XQueryTextExtents16`	`QueryTextExtents`
`XQueryTree`	`QueryTree`
`XRaiseWindow`	`ConfigureWindow`
`XReadBitmapFile`	`CreateGC`
	`CreatePixmap`
	`FreeGC`
	`PutImage`
`XRecolorCursor`	`RecolorCursor`
`XReconfigureWMWindow`	`ConfigureWindow`
`XReconfigureWMWindow`	`SendEvent`
`XRemoveFromSaveSet`	`ChangeSaveSet`
`XRemoveHost`	`ChangeHosts`
`XRemoveHosts`	`ChangeHosts`
`XReparentWindow`	`ReparentWindow`
`XResetScreenSaver`	`ForceScreenSaver`
`XResizeWindow`	`ConfigureWindow`
`XRestackWindows`	`ConfigureWindow`
`XRotateBuffers`	`RotateProperties`
`XRotateWindowProperties`	`RotateProperties`
`XSelectInput`	`ChangeWindowAttributes`
`XSendEvent`	`SendEvent`
`XSetAccessControl`	`SetAccessControl`
`XSetArcMode`	`ChangeGC`
`XSetBackground`	`ChangeGC`
`XSetClassHint`	`ChangeProperty`
`XSetClipMask`	`ChangeGC`
`XSetClipOrigin`	`ChangeGC`
`XSetClipRectangles`	`SetClipRectangles`
	`SetCloseDownMode`
`XSetCommand`	`ChangeProperty`
`XSetDashes`	`SetDashes`
`XSetFillRule`	`ChangeGC`
`XSetFillStyle`	`ChangeGC`
`XSetFont`	`ChangeGC`
`XSetFontPath`	`SetFontPath`
`XSetForeground`	`ChangeGC`
`XSetFunction`	`ChangeGC`
`XSetGraphicsExposures`	`ChangeGC`
`XSetIconName`	`ChangeProperty`
`XSetIconSizes`	`ChangeProperty`
`XSetInputFocus`	`SetInputFocus`
`XSetLineAttributes`	`ChangeGC`
`XSetModifierMapping`	`SetModifierMapping`
`XSetNormalHints`	`ChangeProperty`
`XSetPlaneMask`	`ChangeGC`
`XSetPointerMapping`	`SetPointerMapping`
`XSetRGBColormaps`	`ChangeProperty`
`XSetScreenSaver`	`SetScreenSaver`
`XSetSelectionOwner`	`SetSelectionOwner`
`XSetSizeHints`	`ChangeProperty`
`XSetStandardProperties`	`ChangeProperty`
`XSetState`	`ChangeGC`
`XSetStipple`	`ChangeGC`
`XSetSubwindowMode`	`ChangeGC`
`XSetTextProperty`	`ChangeProperty`
`XSetTile`	`ChangeGC`
`XSetTransientForHint`	`ChangeProperty`
`XSetTSOrigin`	`ChangeGC`
`XSetWMClientMachine`	`ChangeProperty`
`XSetWMColormapWindows`	`ChangeProperty`
`XSetWMColormapWindows`	`InternAtom`
`XSetWMHints`	`ChangeProperty`
`XSetWMIconName`	`ChangeProperty`
`XSetWMName`	`ChangeProperty`
`XSetWMNormalHints`	`ChangeProperty`
`XSetWMProperties`	`ChangeProperty`
`XSetWMProtocols`	`ChangeProperty`
`XSetWMProtocols`	`InternAtom`
`XSetWMSizeHints`	`ChangeProperty`
`XSetWindowBackground`	`ChangeWindowAttributes`
`XSetWindowBackgroundPixmap`	`ChangeWindowAttributes`
`XSetWindowBorder`	`ChangeWindowAttributes`
`XSetWindowBorderPixmap`	`ChangeWindowAttributes`
`XSetWindowBorderWidth`	`ConfigureWindow`
`XSetWindowColormap`	`ChangeWindowAttributes`
`XSetZoomHints`	`ChangeProperty`
`XStoreBuffer`	`ChangeProperty`
`XStoreBytes`	`ChangeProperty`
`XStoreColor`	`StoreColors`
`XStoreColors`	`StoreColors`
`XStoreName`	`ChangeProperty`
`XStoreNamedColor`	`StoreNamedColor`
`XSync`	`GetInputFocus`
`XSynchronize`	`GetInputFocus`
`XTranslateCoordinates`	`TranslateCoordinates`
`XUndefineCursor`	`ChangeWindowAttributes`
`XUngrabButton`	`UngrabButton`
`XUngrabKey`	`UngrabKey`
`XUngrabKeyboard`	`UngrabKeyboard`
`XUngrabPointer`	`UngrabPointer`
`XUngrabServer`	`UngrabServer`
`XUninstallColormap`	`UninstallColormap`
`XUnloadFont`	`CloseFont`
`XUnmapSubwindows`	`UnmapSubwindows`
`XUnmapWindow`	`UnmapWindow`
`XWarpPointer`	`WarpPointer`
`XWithdrawWindow`	`SendEvent`
`XWithdrawWindow`	`UnmapWindow`

The following table lists each X protocol request (in alphabetical order) and the Xlib functions that reference it.

Table A.2. Xlib functions which use each Protocol Request

Protocol Request	Xlib Function
`AllocColor`	`XAllocColor`
`AllocColorCells`	`XAllocColorCells`
`AllocColorPlanes`	`XAllocColorPlanes`
`AllocNamedColor`	`XAllocNamedColor`
`AllowEvents`	`XAllowEvents`
`Bell`	`XBell`
`ChangeActivePointerGrab`	`XChangeActivePointerGrab`
`ChangeGC`	`XChangeGC`
	`XSetArcMode`
	`XSetBackground`
	`XSetClipMask`
	`XSetClipOrigin`
	`XSetFillRule`
	`XSetFillStyle`
	`XSetFont`
	`XSetForeground`
	`XSetFunction`
	`XSetGraphicsExposures`
	`XSetLineAttributes`
	`XSetPlaneMask`
	`XSetState`
	`XSetStipple`
	`XSetSubwindowMode`
	`XSetTile`
	`XSetTSOrigin`
`ChangeHosts`	`XAddHost`
	`XAddHosts`
	`XRemoveHost`
	`XRemoveHosts`
`ChangeKeyboardControl`	`XAutoRepeatOff`
	`XAutoRepeatOn`
	`XChangeKeyboardControl`
`ChangeKeyboardMapping`	`XChangeKeyboardMapping`
`ChangePointerControl`	`XChangePointerControl`
`ChangeProperty`	`XChangeProperty`
	`XSetClassHint`
	`XSetCommand`
	`XSetIconName`
	`XSetIconSizes`
	`XSetNormalHints`
	`XSetRGBColormaps`
	`XSetSizeHints`
	`XSetStandardProperties`
	`XSetTextProperty`
	`XSetTransientForHint`
	`XSetWMClientMachine`
	`XSetWMColormapWindows`
	`XSetWMHints`
	`XSetWMIconName`
	`XSetWMName`
	`XSetWMNormalHints`
	`XSetWMProperties`
	`XSetWMProtocols`
	`XSetWMSizeHints`
	`XSetZoomHints`
	`XStoreBuffer`
	`XStoreBytes`
	`XStoreName`
`ChangeSaveSet`	`XAddToSaveSet`
	`XChangeSaveSet`
	`XRemoveFromSaveSet`
`ChangeWindowAttributes`	`XChangeWindowAttributes`
	`XDefineCursor`
	`XSelectInput`
	`XSetWindowBackground`
	`XSetWindowBackgroundPixmap`
	`XSetWindowBorder`
	`XSetWindowBorderPixmap`
	`XSetWindowColormap`
	`XUndefineCursor`
`CirculateWindow`	`XCirculateSubwindowsDown`
	`XCirculateSubwindowsUp`
	`XCirculateSubwindows`
`ClearArea`	`XClearArea`
`ClearArea`	`XClearWindow`
`CloseFont`	`XFreeFont`
`CloseFont`	`XUnloadFont`
`ConfigureWindow`	`XConfigureWindow`
	`XLowerWindow`
	`XMapRaised`
	`XMoveResizeWindow`
	`XMoveWindow`
	`XRaiseWindow`
	`XReconfigureWMWindow`
	`XResizeWindow`
	`XRestackWindows`
	`XSetWindowBorderWidth`
`ConvertSelection`	`XConvertSelection`
`CopyArea`	`XCopyArea`
`CopyColormapAndFree`	`XCopyColormapAndFree`
`CopyGC`	`XCopyGC`
`CopyPlane`	`XCopyPlane`
`CreateColormap`	`XCreateColormap`
`CreateCursor`	`XCreatePixmapCursor`
`CreateGC`	`XCreateGC`
	`XCreateBitmapFromData`
	`XCreatePixmapFromData`
	`XOpenDisplay`
	`XReadBitmapFile`
`CreateGlyphCursor`	`XCreateFontCursor`
`CreateGlyphCursor`	`XCreateGlyphCursor`
`CreatePixmap`	`XCreatePixmap`
	`XCreateBitmapFromData`
	`XCreatePixmapFromData`
	`XReadBitmapFile`
`CreateWindow`	`XCreateSimpleWindow`
`CreateWindow`	`XCreateWindow`
`DeleteProperty`	`XDeleteProperty`
`DestroySubwindows`	`XDestroySubwindows`
`DestroyWindow`	`XDestroyWindow`
`FillPoly`	`XFillPolygon`
`ForceScreenSaver`	`XActivateScreenSaver`
	`XForceScreenSaver`
	`XResetScreenSaver`
`FreeColormap`	`XFreeColormap`
`FreeColors`	`XFreeColors`
`FreeCursor`	`XFreeCursor`
`FreeGC`	`XFreeGC`
	`XCreateBitmapFromData`
	`XCreatePixmapFromData`
	`XReadBitmapFile`
`FreePixmap`	`XFreePixmap`
`GetAtomName`	`XGetAtomName`
`GetFontPath`	`XGetFontPath`
`GetGeometry`	`XGetGeometry`
`GetGeometry`	`XGetWindowAttributes`
`GetImage`	`XGetImage`
`GetInputFocus`	`XGetInputFocus`
	`XSync`
	`XSynchronize`
`GetKeyboardControl`	`XGetKeyboardControl`
`GetKeyboardMapping`	`XGetKeyboardMapping`
`GetModifierMapping`	`XGetModifierMapping`
`GetMotionEvents`
`GetPointerControl`	`XGetPointerControl`
`GetPointerMapping`	`XGetPointerMapping`
`GetProperty`	`XFetchBytes`
	`XFetchName`
	`XGetClassHint`
	`XGetIconName`
	`XGetIconSizes`
	`XGetNormalHints`
	`XGetRGBColormaps`
	`XGetSizeHints`
	`XGetTextProperty`
	`XGetTransientForHint`
	`XGetWMClientMachine`
	`XGetWMColormapWindows`
	`XGetWMHints`
	`XGetWMIconName`
	`XGetWMName`
	`XGetWMNormalHints`
	`XGetWMProtocols`
	`XGetWMSizeHints`
	`XGetWindowProperty`
	`XGetZoomHints`
`GetSelectionOwner`	`XGetSelectionOwner`
`GetWindowAttributes`	`XGetWindowAttributes`
`GrabButton`	`XGrabButton`
`GrabKey`	`XGrabKey`
`GrabKeyboard`	`XGrabKeyboard`
`GrabPointer`	`XGrabPointer`
`GrabServer`	`XGrabServer`
`ImageText8`	`XDrawImageString`
`ImageText16`	`XDrawImageString16`
`InstallColormap`	`XInstallColormap`
`InternAtom`	`XGetWMColormapWindows`
	`XGetWMProtocols`
	`XIconifyWindow`
	`XInternAtom`
	`XSetWMColormapWindows`
	`XSetWMProtocols`
`KillClient`	`XKillClient`
`ListExtensions`	`XListExtensions`
`ListFonts`	`XListFonts`
`ListFontsWithInfo`	`XListFontsWithInfo`
`ListHosts`	`XListHosts`
`ListInstalledColormaps`	`XListInstalledColormaps`
`ListProperties`	`XListProperties`
`LookupColor`	`XLookupColor`
`LookupColor`	`XParseColor`
`MapSubwindows`	`XMapSubwindows`
`MapWindow`	`XMapRaised`
`MapWindow`	`XMapWindow`
`NoOperation`	`XNoOp`
`OpenFont`	`XLoadFont`
`OpenFont`	`XLoadQueryFont`
`PolyArc`	`XDrawArc`
`PolyArc`	`XDrawArcs`
`PolyFillArc`	`XFillArc`
`PolyFillArc`	`XFillArcs`
`PolyFillRectangle`	`XFillRectangle`
`PolyFillRectangle`	`XFillRectangles`
`PolyLine`	`XDrawLines`
`PolyPoint`	`XDrawPoint`
`PolyPoint`	`XDrawPoints`
`PolyRectangle`	`XDrawRectangle`
`PolyRectangle`	`XDrawRectangles`
`PolySegment`	`XDrawLine`
`PolySegment`	`XDrawSegments`
`PolyText8`	`XDrawString`
`PolyText8`	`XDrawText`
`PolyText16`	`XDrawString16`
`PolyText16`	`XDrawText16`
`PutImage`	`XPutImage`
	`XCreateBitmapFromData`
	`XCreatePixmapFromData`
	`XReadBitmapFile`
`QueryBestSize`	`XQueryBestCursor`
	`XQueryBestSize`
	`XQueryBestStipple`
	`XQueryBestTile`
`QueryColors`	`XQueryColor`
`QueryColors`	`XQueryColors`
`QueryExtension`	`XInitExtension`
`QueryExtension`	`XQueryExtension`
`QueryFont`	`XLoadQueryFont`
`QueryFont`	`XQueryFont`
`QueryKeymap`	`XQueryKeymap`
`QueryPointer`	`XQueryPointer`
`QueryTextExtents`	`XQueryTextExtents`
`QueryTextExtents`	`XQueryTextExtents16`
`QueryTree`	`XQueryTree`
`RecolorCursor`	`XRecolorCursor`
`ReparentWindow`	`XReparentWindow`
`RotateProperties`	`XRotateBuffers`
`RotateProperties`	`XRotateWindowProperties`
`SendEvent`	`XIconifyWindow`
	`XReconfigureWMWindow`
	`XSendEvent`
	`XWithdrawWindow`
`SetAccessControl`	`XDisableAccessControl`
	`XEnableAccessControl`
	`XSetAccessControl`
`SetClipRectangles`	`XSetClipRectangles`
`SetCloseDownMode`
`SetDashes`	`XSetDashes`
`SetFontPath`	`XSetFontPath`
`SetInputFocus`	`XSetInputFocus`
`SetModifierMapping`	`XSetModifierMapping`
`SetPointerMapping`	`XSetPointerMapping`
`SetScreenSaver`	`XGetScreenSaver`
`SetScreenSaver`	`XSetScreenSaver`
`SetSelectionOwner`	`XSetSelectionOwner`
`StoreColors`	`XStoreColor`
`StoreColors`	`XStoreColors`
`StoreNamedColor`	`XStoreNamedColor`
`TranslateCoordinates`	`XTranslateCoordinates`
`UngrabButton`	`XUngrabButton`
`UngrabKey`	`XUngrabKey`
`UngrabKeyboard`	`XUngrabKeyboard`
`UngrabPointer`	`XUngrabPointer`
`UngrabServer`	`XUngrabServer`
`UninstallColormap`	`XUninstallColormap`
`UnmapSubwindows`	`XUnmapSubWindows`
`UnmapWindow`	`XUnmapWindow`
`UnmapWindow`	`XWithdrawWindow`
`WarpPointer`	`XWarpPointer`