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authorMike Gabriel <mike.gabriel@das-netzwerkteam.de>2016-06-20 16:45:38 +0200
committerMike Gabriel <mike.gabriel@das-netzwerkteam.de>2016-06-21 04:09:16 +0200
commite6f2f6427122dc4bc802acebf26f8cec16cd2f62 (patch)
treea54769dcaa9dd5e328991bb4a98042bcc107da28 /nx-X11/programs/Xserver
parent27459865199b887cae2e892fec2935cd2b0dec52 (diff)
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dix: remove caching of drawables and graphics contexts. The security checks simply bypass the cached values so they are unused.
Backported from X.org: commit 9a183d7ba50e31afa133cc03aee7991517a283ea Author: Eamon Walsh <ewalsh@tycho.nsa.gov> Date: Tue Aug 14 11:39:26 2007 -0400 dix: remove caching of drawables and graphics contexts. The security checks simply bypass the cached values so they are unused. Backport to nx-libs: Mike Gabriel <mike.gabriel@das-netzwerkteam.de>
Diffstat (limited to 'nx-X11/programs/Xserver')
-rw-r--r--nx-X11/programs/Xserver/dix/resource.c20
1 files changed, 0 insertions, 20 deletions
diff --git a/nx-X11/programs/Xserver/dix/resource.c b/nx-X11/programs/Xserver/dix/resource.c
index d579b33fa..dd7e88596 100644
--- a/nx-X11/programs/Xserver/dix/resource.c
+++ b/nx-X11/programs/Xserver/dix/resource.c
@@ -530,8 +530,6 @@ FreeResource(XID id, RESTYPE skipDeleteFuncType)
RESTYPE rtype = res->type;
*prev = res->next;
elements = --*eltptr;
- if (rtype & RC_CACHED)
- FlushClientCaches(res->id);
if (rtype != skipDeleteFuncType)
(*DeleteFuncs[rtype & TypeMask])(res->value, res->id);
xfree(res);
@@ -542,11 +540,6 @@ FreeResource(XID id, RESTYPE skipDeleteFuncType)
else
prev = &res->next;
}
- if(clients[cid] && (id == clients[cid]->lastDrawableID))
- {
- clients[cid]->lastDrawable = (DrawablePtr)screenInfo.screens[0]->root;
- clients[cid]->lastDrawableID = screenInfo.screens[0]->root->drawable.id;
- }
}
if (!gotOne)
ErrorF("Freeing resource id=%lX which isn't there.\n",
@@ -570,8 +563,6 @@ FreeResourceByType(XID id, RESTYPE type, Bool skipFree)
if (res->id == id && res->type == type)
{
*prev = res->next;
- if (type & RC_CACHED)
- FlushClientCaches(res->id);
if (!skipFree)
(*DeleteFuncs[type & TypeMask])(res->value, res->id);
xfree(res);
@@ -580,11 +571,6 @@ FreeResourceByType(XID id, RESTYPE type, Bool skipFree)
else
prev = &res->next;
}
- if(clients[cid] && (id == clients[cid]->lastDrawableID))
- {
- clients[cid]->lastDrawable = (DrawablePtr)screenInfo.screens[0]->root;
- clients[cid]->lastDrawableID = screenInfo.screens[0]->root->drawable.id;
- }
}
}
@@ -607,8 +593,6 @@ ChangeResourceValue (XID id, RESTYPE rtype, void * value)
for (; res; res = res->next)
if ((res->id == id) && (res->type == rtype))
{
- if (rtype & RC_CACHED)
- FlushClientCaches(res->id);
res->value = value;
return TRUE;
}
@@ -732,8 +716,6 @@ FreeClientNeverRetainResources(ClientPtr client)
if (rtype & RC_NEVERRETAIN)
{
*prev = this->next;
- if (rtype & RC_CACHED)
- FlushClientCaches(this->id);
(*DeleteFuncs[rtype & TypeMask])(this->value, this->id);
xfree(this);
}
@@ -778,8 +760,6 @@ FreeClientResources(ClientPtr client)
{
RESTYPE rtype = this->type;
*head = this->next;
- if (rtype & RC_CACHED)
- FlushClientCaches(this->id);
(*DeleteFuncs[rtype & TypeMask])(this->value, this->id);
xfree(this);
}