141 lines
4.9 KiB
C
141 lines
4.9 KiB
C
/************************************************************
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Author: Eamon Walsh <ewalsh@tycho.nsa.gov>
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Permission to use, copy, modify, distribute, and sell this software and its
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documentation for any purpose is hereby granted without fee, provided that
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this permission notice appear in supporting documentation. This permission
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notice shall be included in all copies or substantial portions of the
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Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHOR BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
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AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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********************************************************/
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#ifndef _XACE_H
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#define _XACE_H
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#ifdef XACE
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#define XACE_MAJOR_VERSION 2
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#define XACE_MINOR_VERSION 0
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#include "dix/selection_priv.h"
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#include "extnsionst.h"
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#include "pixmap.h"
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#include "region.h"
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#include "window.h"
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#include "property.h"
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/* Default window background */
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#define XaceBackgroundNoneState(w) ((w)->forcedBG ? BackgroundPixel : None)
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/* security hooks */
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/* Constants used to identify the available security hooks
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*/
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#define XACE_CORE_DISPATCH 0
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#define XACE_EXT_DISPATCH 1
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#define XACE_RESOURCE_ACCESS 2
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#define XACE_DEVICE_ACCESS 3
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#define XACE_PROPERTY_ACCESS 4
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#define XACE_SEND_ACCESS 5
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#define XACE_RECEIVE_ACCESS 6
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#define XACE_CLIENT_ACCESS 7
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#define XACE_EXT_ACCESS 8
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#define XACE_SERVER_ACCESS 9
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#define XACE_SELECTION_ACCESS 10
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#define XACE_SCREEN_ACCESS 11
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#define XACE_SCREENSAVER_ACCESS 12
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#define XACE_AUTH_AVAIL 13
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#define XACE_KEY_AVAIL 14
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#define XACE_NUM_HOOKS 15
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extern CallbackListPtr XaceHooks[XACE_NUM_HOOKS];
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/* Entry point for hook functions. Called by Xserver.
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* Required by several modules
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*/
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_X_EXPORT int XaceHook(int hook, ... /* appropriate args for hook */);
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_X_EXPORT Bool XaceRegisterCallback(int hook, CallbackProcPtr callback, void *data);
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_X_EXPORT Bool XaceDeleteCallback(int hook, CallbackProcPtr callback, void *data);
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/* determine whether any callbacks are present for the XACE hook */
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int XaceHookIsSet(int hook);
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/* Special-cased hook functions
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*/
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int XaceHookDispatch0(ClientPtr ptr, int major);
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#define XaceHookDispatch(c, m) \
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((XaceHooks[XACE_EXT_DISPATCH] && (m) >= EXTENSION_BASE) ? \
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XaceHookDispatch0((c), (m)) : \
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Success)
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int XaceHookPropertyAccess(ClientPtr ptr, WindowPtr pWin, PropertyPtr *ppProp,
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Mask access_mode);
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int XaceHookSelectionAccess(ClientPtr ptr, Selection ** ppSel, Mask access_mode);
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/* needs to be exported for in-tree modsetting, but not part of public API */
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_X_EXPORT int XaceHookResourceAccess(ClientPtr client, XID id, RESTYPE rtype, void *res,
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RESTYPE ptype, void *parent, Mask access_mode);
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int XaceHookDeviceAccess(ClientPtr client, DeviceIntPtr dev, Mask access_mode);
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int XaceHookSendAccess(ClientPtr client, DeviceIntPtr dev, WindowPtr win,
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xEventPtr ev, int count);
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int XaceHookReceiveAccess(ClientPtr client, WindowPtr win, xEventPtr ev, int count);
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int XaceHookClientAccess(ClientPtr client, ClientPtr target, Mask access_mode);
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int XaceHookExtAccess(ClientPtr client, ExtensionEntry *ext);
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int XaceHookServerAccess(ClientPtr client, Mask access_mode);
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int XaceHookScreenAccess(ClientPtr client, ScreenPtr screen, Mask access_mode);
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int XaceHookScreensaverAccess(ClientPtr client, ScreenPtr screen, Mask access_mode);
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int XaceHookAuthAvail(ClientPtr client, XID authId);
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int XaceHookKeyAvail(xEventPtr ev, DeviceIntPtr dev, int count);
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/* Register / unregister a callback for a given hook. */
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/* XTrans wrappers for use by security modules
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*/
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int XaceGetConnectionNumber(ClientPtr ptr);
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int XaceIsLocal(ClientPtr ptr);
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/* From the original Security extension...
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*/
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void XaceCensorImage(ClientPtr client,
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RegionPtr pVisibleRegion,
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long widthBytesLine,
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DrawablePtr pDraw,
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int x, int y, int w, int h,
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unsigned int format, char *pBuf);
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#else /* XACE */
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/* Default window background */
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#define XaceBackgroundNoneState(w) None
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/* Define calls away when XACE is not being built. */
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#ifdef __GNUC__
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#define XaceHookIsSet(args...) 0
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#define XaceHookDispatch(args...) Success
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#define XaceHookPropertyAccess(args...) Success
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#define XaceHookSelectionAccess(args...) Success
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#define XaceCensorImage(args...) { ; }
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#else
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#define XaceHookIsSet(...) 0
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#define XaceHookDispatch(...) Success
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#define XaceHookPropertyAccess(...) Success
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#define XaceHookSelectionAccess(...) Success
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#define XaceCensorImage(...) { ; }
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#endif
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#endif /* XACE */
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#endif /* _XACE_H */
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