Package com.hierynomus.smbj.connection

Class SMBSessionBuilder

java.lang.Object

com.hierynomus.smbj.connection.SMBSessionBuilder

public class SMBSessionBuilder
extends java.lang.Object

[MS-SMB2] 3.2.5.3.1 Handling a New Authentication

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	SMBSessionBuilder.BuilderContext
static interface	SMBSessionBuilder.SessionFactory

Field Summary

Fields

Modifier and Type	Field	Description
(package private) static java.lang.String	AES_128_CMAC_ALGORITHM
private SmbConfig	config
private Connection	connection
private ConnectionContext	connectionContext
(package private) static java.lang.String	HMAC_SHA256_ALGORITHM
(package private) static byte[]	KDF_APP_CONTEXT
(package private) static byte[]	KDF_APP_LABEL
(package private) static byte[]	KDF_APP_LABEL_SMB311
(package private) static byte[]	KDF_DEC_CONTEXT
(package private) static byte[]	KDF_DEC_LABEL_SMB311
(package private) static byte[]	KDF_ENC_CONTEXT
(package private) static byte[]	KDF_ENC_LABEL_SMB311
(package private) static byte[]	KDF_ENCDEC_LABEL
(package private) static byte[]	KDF_SIGN_CONTEXT
(package private) static byte[]	KDF_SIGN_LABEL
(package private) static byte[]	KDF_SIGN_LABEL_SMB311
private static org.slf4j.Logger	logger
private SessionTable	preauthSessionTable
private SMBSessionBuilder.SessionFactory	sessionFactory
private SessionTable	sessionTable

Constructor Summary

Constructors

Constructor	Description
SMBSessionBuilder(Connection connection, SmbConfig config, SMBSessionBuilder.SessionFactory sessionFactory)

Method Summary

Modifier and Type	Method	Description
private javax.crypto.SecretKey	deriveKey(javax.crypto.SecretKey derivationKey, byte[] label, byte[] context, java.lang.String algorithm)
private void	deriveKeys(SMB2SessionSetup response, SMB2Dialect dialect, SessionContext context)
Session	establish(AuthenticationContext authContext)	Establish a new session on the connection using the passed credentials.
private Authenticator	getAuthenticator(AuthenticationContext context)
private SMBSessionBuilder.BuilderContext	initiateSessionSetup(SMBSessionBuilder.BuilderContext ctx, byte[] securityContext)
private SMBSessionBuilder.BuilderContext	newContext(AuthenticationContext authContext, Authenticator authenticator)
private Session	newSession(SMBSessionBuilder.BuilderContext ctx)
private void	processAuthenticationToken(SMBSessionBuilder.BuilderContext ctx, byte[] inputToken)
private Session	setupSession(SMBSessionBuilder.BuilderContext ctx)
private void	updatePreauthIntegrityValue(SMBSessionBuilder.BuilderContext ctx, SessionContext sessionContext, SMB2Packet packet)
private void	validateAndSetSigning(SMBSessionBuilder.BuilderContext ctx, SessionContext context)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

KDF_ENC_LABEL_SMB311

static final byte[] KDF_ENC_LABEL_SMB311

KDF_DEC_LABEL_SMB311

static final byte[] KDF_DEC_LABEL_SMB311

KDF_ENCDEC_LABEL

static final byte[] KDF_ENCDEC_LABEL

KDF_ENC_CONTEXT

static final byte[] KDF_ENC_CONTEXT

KDF_DEC_CONTEXT

static final byte[] KDF_DEC_CONTEXT

KDF_SIGN_CONTEXT

static final byte[] KDF_SIGN_CONTEXT

KDF_SIGN_LABEL

static final byte[] KDF_SIGN_LABEL

KDF_SIGN_LABEL_SMB311

static final byte[] KDF_SIGN_LABEL_SMB311

KDF_APP_CONTEXT

static final byte[] KDF_APP_CONTEXT

KDF_APP_LABEL

static final byte[] KDF_APP_LABEL

KDF_APP_LABEL_SMB311

static final byte[] KDF_APP_LABEL_SMB311

HMAC_SHA256_ALGORITHM

static final java.lang.String HMAC_SHA256_ALGORITHM

See Also:

Constant Field Values

AES_128_CMAC_ALGORITHM

static final java.lang.String AES_128_CMAC_ALGORITHM

See Also:

Constant Field Values

logger

private static final org.slf4j.Logger logger

config

private final SmbConfig config

connectionContext

private final ConnectionContext connectionContext

sessionFactory

private final SMBSessionBuilder.SessionFactory sessionFactory

sessionTable

private final SessionTable sessionTable

preauthSessionTable

private final SessionTable preauthSessionTable

connection

private final Connection connection

Constructor Detail

SMBSessionBuilder

public SMBSessionBuilder(Connection connection,
                         SmbConfig config,
                         SMBSessionBuilder.SessionFactory sessionFactory)

Method Detail

establish

public Session establish(AuthenticationContext authContext)

Establish a new session on the connection using the passed credentials.

Returns:

a (new) Session that is authenticated for the user.

newContext

private SMBSessionBuilder.BuilderContext newContext(AuthenticationContext authContext,
                                                    Authenticator authenticator)

setupSession

private Session setupSession(SMBSessionBuilder.BuilderContext ctx)
                      throws java.io.IOException

Throws:

java.io.IOException

newSession

private Session newSession(SMBSessionBuilder.BuilderContext ctx)

processAuthenticationToken

private void processAuthenticationToken(SMBSessionBuilder.BuilderContext ctx,
                                        byte[] inputToken)
                                 throws java.io.IOException

Throws:

java.io.IOException

initiateSessionSetup

private SMBSessionBuilder.BuilderContext initiateSessionSetup(SMBSessionBuilder.BuilderContext ctx,
                                                              byte[] securityContext)
                                                       throws TransportException

Throws:

TransportException

getAuthenticator

private Authenticator getAuthenticator(AuthenticationContext context)
                                throws SpnegoException

Throws:

SpnegoException

validateAndSetSigning

private void validateAndSetSigning(SMBSessionBuilder.BuilderContext ctx,
                                   SessionContext context)

updatePreauthIntegrityValue

private void updatePreauthIntegrityValue(SMBSessionBuilder.BuilderContext ctx,
                                         SessionContext sessionContext,
                                         SMB2Packet packet)

deriveKeys

private void deriveKeys(SMB2SessionSetup response,
                        SMB2Dialect dialect,
                        SessionContext context)

deriveKey

private javax.crypto.SecretKey deriveKey(javax.crypto.SecretKey derivationKey,
                                         byte[] label,
                                         byte[] context,
                                         java.lang.String algorithm)