package sun.security.jgss;
import org.ietf.jgss.*;
import sun.security.action.GetBooleanAction;
import sun.security.jgss.spi.*;
import java.security.Provider;
public class GSSManagerImpl extends GSSManager {
private static final Boolean USE_NATIVE = GetBooleanAction
.privilegedGetProperty("sun.security.jgss.native");
private ProviderList list;
public GSSManagerImpl(GSSCaller caller, boolean useNative) {
list = new ProviderList(caller, useNative);
}
public GSSManagerImpl(GSSCaller caller) {
list = new ProviderList(caller, USE_NATIVE);
}
public GSSManagerImpl() {
list = new ProviderList(GSSCaller.CALLER_UNKNOWN, USE_NATIVE);
}
public Oid[] getMechs(){
return list.getMechs();
}
public Oid[] getNamesForMech(Oid mech)
throws GSSException {
MechanismFactory factory = list.getMechFactory(mech);
return factory.getNameTypes().clone();
}
public Oid[] getMechsForName(Oid nameType){
Oid[] mechs = list.getMechs();
Oid[] retVal = new Oid[mechs.length];
int pos = 0;
if (nameType.equals(GSSNameImpl.oldHostbasedServiceName)) {
nameType = GSSName.NT_HOSTBASED_SERVICE;
}
for (int i = 0; i < mechs.length; i++) {
Oid mech = mechs[i];
try {
Oid[] namesForMech = getNamesForMech(mech);
if (nameType.containedIn(namesForMech)) {
retVal[pos++] = mech;
}
} catch (GSSException e) {
GSSUtil.debug("Skip " + mech +
": error retrieving supported name types");
}
}
if (pos < retVal.length) {
Oid[] temp = new Oid[pos];
for (int i = 0; i < pos; i++)
temp[i] = retVal[i];
retVal = temp;
}
return retVal;
}
public GSSName createName(String nameStr, Oid nameType)
throws GSSException {
return new GSSNameImpl(this, nameStr, nameType);
}
public GSSName createName(byte[] name, Oid nameType)
throws GSSException {
return new GSSNameImpl(this, name, nameType);
}
public GSSName createName(String nameStr, Oid nameType,
Oid mech) throws GSSException {
return new GSSNameImpl(this, nameStr, nameType, mech);
}
public GSSName createName(byte[] name, Oid nameType, Oid mech)
throws GSSException {
return new GSSNameImpl(this, name, nameType, mech);
}
public GSSCredential createCredential(int usage)
throws GSSException {
return wrap(new GSSCredentialImpl(this, usage));
}
public GSSCredential createCredential(GSSName aName,
int lifetime, Oid mech, int usage)
throws GSSException {
return wrap(new GSSCredentialImpl(this, aName, lifetime, mech, usage));
}
public GSSCredential createCredential(GSSName aName,
int lifetime, Oid[] mechs, int usage)
throws GSSException {
return wrap(new GSSCredentialImpl(this, aName, lifetime, mechs, usage));
}
public GSSContext createContext(GSSName peer, Oid mech,
GSSCredential myCred, int lifetime)
throws GSSException {
return wrap(new GSSContextImpl(this, peer, mech, myCred, lifetime));
}
public GSSContext createContext(GSSCredential myCred)
throws GSSException {
return wrap(new GSSContextImpl(this, myCred));
}
public GSSContext createContext(byte[] interProcessToken)
throws GSSException {
return wrap(new GSSContextImpl(this, interProcessToken));
}
public void addProviderAtFront(Provider p, Oid mech)
throws GSSException {
list.addProviderAtFront(p, mech);
}
public void addProviderAtEnd(Provider p, Oid mech)
throws GSSException {
list.addProviderAtEnd(p, mech);
}
public GSSCredentialSpi getCredentialElement(GSSNameSpi name, int initLifetime,
int acceptLifetime, Oid mech, int usage)
throws GSSException {
MechanismFactory factory = list.getMechFactory(mech);
return factory.getCredentialElement(name, initLifetime,
acceptLifetime, usage);
}
public GSSNameSpi getNameElement(String name, Oid nameType, Oid mech)
throws GSSException {
MechanismFactory factory = list.getMechFactory(mech);
return factory.getNameElement(name, nameType);
}
public GSSNameSpi getNameElement(byte[] name, Oid nameType, Oid mech)
throws GSSException {
MechanismFactory factory = list.getMechFactory(mech);
return factory.getNameElement(name, nameType);
}
GSSContextSpi getMechanismContext(GSSNameSpi peer,
GSSCredentialSpi myInitiatorCred,
int lifetime, Oid mech)
throws GSSException {
Provider p = null;
if (myInitiatorCred != null) {
p = myInitiatorCred.getProvider();
}
MechanismFactory factory = list.getMechFactory(mech, p);
return factory.getMechanismContext(peer, myInitiatorCred, lifetime);
}
GSSContextSpi getMechanismContext(GSSCredentialSpi myAcceptorCred,
Oid mech)
throws GSSException {
Provider p = null;
if (myAcceptorCred != null) {
p = myAcceptorCred.getProvider();
}
MechanismFactory factory = list.getMechFactory(mech, p);
return factory.getMechanismContext(myAcceptorCred);
}
GSSContextSpi getMechanismContext(byte[] exportedContext)
throws GSSException {
if ((exportedContext == null) || (exportedContext.length == 0)) {
throw new GSSException(GSSException.NO_CONTEXT);
}
GSSContextSpi result = null;
Oid[] mechs = list.getMechs();
for (int i = 0; i < mechs.length; i++) {
MechanismFactory factory = list.getMechFactory(mechs[i]);
if (factory.getProvider().getName().equals("SunNativeGSS")) {
result = factory.getMechanismContext(exportedContext);
if (result != null) break;
}
}
if (result == null) {
throw new GSSException(GSSException.UNAVAILABLE);
}
return result;
}
static {
try {
Class.forName("com.sun.security.jgss.Extender");
} catch (Exception e) {
}
}
static GSSCredential wrap(GSSCredentialImpl cred) {
return sun.security.jgss.JgssExtender.getExtender().wrap(cred);
}
static GSSContext wrap(GSSContextImpl ctxt) {
return sun.security.jgss.JgssExtender.getExtender().wrap(ctxt);
}
}