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Diffstat (limited to 'xorg-server/composite/compext.c')
-rw-r--r--xorg-server/composite/compext.c136
1 files changed, 59 insertions, 77 deletions
diff --git a/xorg-server/composite/compext.c b/xorg-server/composite/compext.c
index 4fff20efa..56b4f2784 100644
--- a/xorg-server/composite/compext.c
+++ b/xorg-server/composite/compext.c
@@ -1,23 +1,30 @@
/*
- * Copyright © 2006 Sun Microsystems
+ * Copyright © 2006 Sun Microsystems, Inc. All rights reserved.
*
- * 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, and that the name of Sun Microsystems not be used in
- * advertising or publicity pertaining to distribution of the software without
- * specific, written prior permission. Sun Microsystems makes no
- * representations about the suitability of this software for any purpose. It
- * is provided "as is" without express or implied warranty.
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, and/or sell copies of the Software, and to permit persons
+ * to whom the Software is furnished to do so, provided that the above
+ * copyright notice(s) and this permission notice appear in all copies of
+ * the Software and that both the above copyright notice(s) and this
+ * permission notice appear in supporting documentation.
*
- * SUN MICROSYSTEMS DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
- * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
- * EVENT SHALL SUN MICROSYSTEMS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
- * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
- * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
- * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
- * PERFORMANCE OF THIS 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
+ * OF THIRD PARTY RIGHTS. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
+ * HOLDERS INCLUDED IN THIS NOTICE BE LIABLE FOR ANY CLAIM, OR ANY SPECIAL
+ * INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER RESULTING
+ * FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
+ * NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION
+ * WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ *
+ * Except as contained in this notice, the name of a copyright holder
+ * shall not be used in advertising or otherwise to promote the sale, use
+ * or other dealings in this Software without prior written authorization
+ * of the copyright holder.
*
* Copyright © 2003 Keith Packard
*
@@ -136,21 +143,30 @@ ProcCompositeQueryVersion (ClientPtr client)
return(client->noClientException);
}
+#define VERIFY_WINDOW(pWindow, wid, client, mode) \
+ do { \
+ int err; \
+ err = dixLookupResourceByType((pointer *) &pWindow, wid, \
+ RT_WINDOW, client, mode); \
+ if (err == BadValue) { \
+ client->errorValue = wid; \
+ return BadWindow; \
+ } else if (err != Success) { \
+ client->errorValue = wid; \
+ return err; \
+ } \
+ } while (0)
+
static int
ProcCompositeRedirectWindow (ClientPtr client)
{
WindowPtr pWin;
- int rc;
REQUEST(xCompositeRedirectWindowReq);
REQUEST_SIZE_MATCH(xCompositeRedirectWindowReq);
- rc = dixLookupResourceByType((pointer *)&pWin, stuff->window, RT_WINDOW, client,
- DixSetAttrAccess|DixManageAccess|DixBlendAccess);
- if (rc != Success)
- {
- client->errorValue = stuff->window;
- return (rc == BadValue) ? BadWindow : rc;
- }
+ VERIFY_WINDOW(pWin, stuff->window, client,
+ DixSetAttrAccess|DixManageAccess|DixBlendAccess);
+
return compRedirectWindow (client, pWin, stuff->update);
}
@@ -158,17 +174,12 @@ static int
ProcCompositeRedirectSubwindows (ClientPtr client)
{
WindowPtr pWin;
- int rc;
REQUEST(xCompositeRedirectSubwindowsReq);
REQUEST_SIZE_MATCH(xCompositeRedirectSubwindowsReq);
- rc = dixLookupResourceByType((pointer *)&pWin, stuff->window, RT_WINDOW, client,
- DixSetAttrAccess|DixManageAccess|DixBlendAccess);
- if (rc != Success)
- {
- client->errorValue = stuff->window;
- return (rc == BadValue) ? BadWindow : rc;
- }
+ VERIFY_WINDOW(pWin, stuff->window, client,
+ DixSetAttrAccess|DixManageAccess|DixBlendAccess);
+
return compRedirectSubwindows (client, pWin, stuff->update);
}
@@ -179,12 +190,9 @@ ProcCompositeUnredirectWindow (ClientPtr client)
REQUEST(xCompositeUnredirectWindowReq);
REQUEST_SIZE_MATCH(xCompositeUnredirectWindowReq);
- pWin = (WindowPtr) LookupIDByType (stuff->window, RT_WINDOW);
- if (!pWin)
- {
- client->errorValue = stuff->window;
- return BadWindow;
- }
+ VERIFY_WINDOW(pWin, stuff->window, client,
+ DixSetAttrAccess|DixManageAccess|DixBlendAccess);
+
return compUnredirectWindow (client, pWin, stuff->update);
}
@@ -195,12 +203,9 @@ ProcCompositeUnredirectSubwindows (ClientPtr client)
REQUEST(xCompositeUnredirectSubwindowsReq);
REQUEST_SIZE_MATCH(xCompositeUnredirectSubwindowsReq);
- pWin = (WindowPtr) LookupIDByType (stuff->window, RT_WINDOW);
- if (!pWin)
- {
- client->errorValue = stuff->window;
- return BadWindow;
- }
+ VERIFY_WINDOW(pWin, stuff->window, client,
+ DixSetAttrAccess|DixManageAccess|DixBlendAccess);
+
return compUnredirectSubwindows (client, pWin, stuff->update);
}
@@ -210,18 +215,10 @@ ProcCompositeCreateRegionFromBorderClip (ClientPtr client)
WindowPtr pWin;
CompWindowPtr cw;
RegionPtr pBorderClip, pRegion;
- int rc;
REQUEST(xCompositeCreateRegionFromBorderClipReq);
REQUEST_SIZE_MATCH(xCompositeCreateRegionFromBorderClipReq);
- rc = dixLookupResourceByType((pointer *)&pWin, stuff->window, RT_WINDOW, client,
- DixGetAttrAccess);
- if (rc != Success)
- {
- client->errorValue = stuff->window;
- return (rc == BadValue) ? BadWindow : rc;
- }
-
+ VERIFY_WINDOW(pWin, stuff->window, client, DixGetAttrAccess);
LEGAL_NEW_RESOURCE (stuff->region, client);
cw = GetCompWindow (pWin);
@@ -250,13 +247,7 @@ ProcCompositeNameWindowPixmap (ClientPtr client)
REQUEST(xCompositeNameWindowPixmapReq);
REQUEST_SIZE_MATCH(xCompositeNameWindowPixmapReq);
- rc = dixLookupResourceByType((pointer *)&pWin, stuff->window, RT_WINDOW, client,
- DixGetAttrAccess);
- if (rc != Success)
- {
- client->errorValue = stuff->window;
- return (rc == BadValue) ? BadWindow : rc;
- }
+ VERIFY_WINDOW(pWin, stuff->window, client, DixGetAttrAccess);
if (!pWin->viewable)
return BadMatch;
@@ -298,13 +289,7 @@ ProcCompositeGetOverlayWindow (ClientPtr client)
int rc;
REQUEST_SIZE_MATCH(xCompositeGetOverlayWindowReq);
- rc = dixLookupResourceByType((pointer *)&pWin, stuff->window, RT_WINDOW, client,
- DixGetAttrAccess);
- if (rc != Success)
- {
- client->errorValue = stuff->window;
- return (rc == BadValue) ? BadWindow : rc;
- }
+ VERIFY_WINDOW(pWin, stuff->window, client, DixGetAttrAccess);
pScreen = pWin->drawable.pScreen;
/*
@@ -360,12 +345,7 @@ ProcCompositeReleaseOverlayWindow (ClientPtr client)
CompOverlayClientPtr pOc;
REQUEST_SIZE_MATCH(xCompositeReleaseOverlayWindowReq);
- pWin = (WindowPtr) LookupIDByType (stuff->window, RT_WINDOW);
- if (!pWin)
- {
- client->errorValue = stuff->window;
- return BadWindow;
- }
+ VERIFY_WINDOW(pWin, stuff->window, client, DixGetAttrAccess);
pScreen = pWin->drawable.pScreen;
/*
@@ -589,9 +569,14 @@ CompositeExtensionInit (void)
if (!dixRequestPrivate(CompositeClientPrivateKey,
sizeof(CompositeClientRec)))
return;
+
if (!AddCallback (&ClientStateCallback, CompositeClientCallback, 0))
return;
+ for (s = 0; s < screenInfo.numScreens; s++)
+ if (!compScreenInit (screenInfo.screens[s]))
+ return;
+
extEntry = AddExtension (COMPOSITE_NAME, 0, 0,
ProcCompositeDispatch, SProcCompositeDispatch,
NULL, StandardMinorOpcode);
@@ -599,9 +584,6 @@ CompositeExtensionInit (void)
return;
CompositeReqCode = (CARD8) extEntry->base;
- for (s = 0; s < screenInfo.numScreens; s++)
- if (!compScreenInit (screenInfo.screens[s]))
- return;
miRegisterRedirectBorderClipProc (compSetRedirectBorderClip,
compGetRedirectBorderClip);
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-22 23:32:49 +0000