xserver/Xext/namespace/namespace.c

80 lines
2.3 KiB
C

#include <dix-config.h>
#include <stdio.h>
#include <X11/Xmd.h>
#include "dix/dix_priv.h"
#include "dix/property_priv.h"
#include "dix/selection_priv.h"
#include "include/os.h"
#include "miext/extinit_priv.h"
#include "namespace.h"
#include "hooks.h"
Bool noNamespaceExtension = TRUE;
DevPrivateKeyRec namespaceClientPrivKeyRec = { 0 };
void
NamespaceExtensionInit(void)
{
XNS_LOG("initializing namespace extension ...\n");
/* load configuration */
if (!XnsLoadConfig()) {
XNS_LOG("No config file. disabling Xns extension\n");
return;
}
if (!(dixRegisterPrivateKey(&namespaceClientPrivKeyRec, PRIVATE_CLIENT,
sizeof(struct XnamespaceClientPriv)) &&
AddCallback(&ClientStateCallback, hookClientState, NULL) &&
AddCallback(&PostInitRootWindowCallback, hookInitRootWindow, NULL) &&
AddCallback(&PropertyFilterCallback, hookWindowProperty, NULL) &&
AddCallback(&SelectionFilterCallback, hookSelectionFilter, NULL)))
FatalError("NamespaceExtensionInit: allocation failure\n");
/* Do the serverClient */
struct XnamespaceClientPriv *srv = XnsClientPriv(serverClient);
*srv = (struct XnamespaceClientPriv) { .isServer = TRUE };
XnamespaceAssignClient(srv, &ns_root);
}
void XnamespaceAssignClient(struct XnamespaceClientPriv *priv, struct Xnamespace *newns)
{
if (priv->ns != NULL)
priv->ns->refcnt--;
priv->ns = newns;
if (newns != NULL)
newns->refcnt++;
}
void XnamespaceAssignClientByName(struct XnamespaceClientPriv *priv, const char *name)
{
struct Xnamespace *newns = XnsFindByName(name);
if (newns == NULL)
newns = &ns_anon;
XnamespaceAssignClient(priv, newns);
}
struct Xnamespace* XnsFindByAuth(size_t szAuthProto, const char* authProto, size_t szAuthToken, const char* authToken)
{
struct Xnamespace *walk;
xorg_list_for_each_entry(walk, &ns_list, entry) {
int protoLen = walk->authProto ? strlen(walk->authProto) : 0;
if ((protoLen == szAuthProto) &&
(walk->authTokenLen == szAuthToken) &&
(memcmp(walk->authTokenData, authToken, szAuthToken)==0) &&
(memcmp(walk->authProto, authProto, szAuthProto)==0))
return walk;
}
// default to anonymous if credentials aren't assigned to specific NS
return &ns_anon;
}