/*
* @(#)file SnmpSecuritySubSystem.java
* @(#)author Sun Microsystems, Inc.
* @(#)version 1.18
* @(#)date 05/08/26
*
* Copyright 2004 Sun Microsystems, Inc. All rights reserved.
* SUN PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
*
*/
package com.sun.jmx.snmp.internal;
import com.sun.jmx.trace.Trace;
import com.sun.jmx.snmp.SnmpTooBigException;
import com.sun.jmx.snmp.SnmpStatusException;
import com.sun.jmx.snmp.SnmpUnknownSecModelException;
import com.sun.jmx.snmp.SnmpSecurityException;
import com.sun.jmx.snmp.SnmpSecurityParameters;
/**
* Security sub system interface. To allow engine integration, a security sub system must implement this interface.
* <p><b>This API is a Sun Microsystems internal API and is subject
* to change without notice.</b></p>
*/
public interface SnmpSecuritySubSystem extends SnmpSubSystem {
/**
* Instantiates an <CODE>SnmpSecurityCache</CODE> that is dependant to the model implementation. This call is routed to the dedicated model according to the model ID.
* @param id The model ID.
* @return The model dependant security cache.
*/
public SnmpSecurityCache createSecurityCache(int id) throws SnmpUnknownSecModelException;
/**
* To release the previously created cache. This call is routed to the dedicated model according to the model ID.
* @param id The model ID.
* @param cache The security cache to release.
*/
public void releaseSecurityCache(int id,
SnmpSecurityCache cache) throws SnmpUnknownSecModelException;
/**
* Called when a request is to be sent to the network. It must be securized. This call is routed to the dedicated model according to the model ID.
* <BR>The specified parameters are defined in RFC 2572 (see also the {@link com.sun.jmx.snmp.SnmpV3Message} class).
* @param cache The cache that has been created by calling <CODE>createSecurityCache</CODE> on this model.
* @param version The SNMP protocol version.
* @param msgID The current request id.
* @param msgMaxSize The message max size.
* @param msgFlags The message flags (reportable, Auth and Priv).
* @param msgSecurityModel This current security model.
* @param params The security parameters that contain the model dependant parameters.
* @param contextEngineID The context engine ID.
* @param contextName The context name.
* @param data The marshalled varbind list
* @param dataLength The marshalled varbind list length.
* @param outputBytes The buffer to fill with securized request. This is a representation independant marshalled format. This buffer will be sent to the network.
* @return The marshalled byte number.
*/
public int generateRequestMsg(SnmpSecurityCache cache,
int version,
int msgID,
int msgMaxSize,
byte msgFlags,
int msgSecurityModel,
SnmpSecurityParameters params,
byte[] contextEngineID,
byte[] contextName,
byte[] data,
int dataLength,
byte[] outputBytes)
throws SnmpTooBigException, SnmpStatusException, SnmpSecurityException, SnmpUnknownSecModelException;
/**
* Called when a response is to be sent to the network. It must be securized. This call is routed to the dedicated model according to the model ID.
* <BR>The specified parameters are defined in RFC 2572 (see also the {@link com.sun.jmx.snmp.SnmpV3Message} class).
* @param cache The cache that has been created by calling <CODE>createSecurityCache</CODE> on this model.
* @param version The SNMP protocol version.
* @param msgID The current request id.
* @param msgMaxSize The message max size.
* @param msgFlags The message flags (reportable, Auth and Priv).
* @param msgSecurityModel This current security model.
* @param params The security parameters that contain the model dependant parameters.
* @param contextEngineID The context engine ID.
* @param contextName The context name.
* @param data The marshalled varbind list
* @param dataLength The marshalled varbind list length.
* @param outputBytes The buffer to fill with securized request. This is a representation independant marshalled format. This buffer will be sent to the network.
* @return The marshalled byte number.
*/
public int generateResponseMsg(SnmpSecurityCache cache,
int version,
int msgID,
int msgMaxSize,
byte msgFlags,
int msgSecurityModel,
SnmpSecurityParameters params,
byte[] contextEngineID,
byte[] contextName,
byte[] data,
int dataLength,
byte[] outputBytes)
throws SnmpTooBigException, SnmpStatusException,
SnmpSecurityException, SnmpUnknownSecModelException;
/**
* Called when a request is received from the network. It handles authentication and privacy. This call is routed to the dedicated model according to the model ID.
* <BR>The specified parameters are defined in RFC 2572 (see also the {@link com.sun.jmx.snmp.SnmpV3Message} class).
* @param cache The cache that has been created by calling <CODE>createSecurityCache</CODE> on this model.
* @param version The SNMP protocol version.
* @param msgID The current request id.
* @param msgMaxSize The message max size.
* @param msgFlags The message flags (reportable, Auth and Priv)
* @param msgSecurityModel This current security model.
* @param params The security parameters in a marshalled format. The informations cointained in this array are model dependant.
* @param contextEngineID The context engine ID or null if encrypted.
* @param contextName The context name or null if encrypted.
* @param data The marshalled varbind list or null if encrypted.
* @param encryptedPdu The encrypted pdu or null if not encrypted.
* @param decryptedPdu The decrypted pdu. If no decryption is to be done, the passed context engine ID, context name and data could be used to fill this object.
* @return The decoded security parameters.
*/
public SnmpSecurityParameters
processIncomingRequest(SnmpSecurityCache cache,
int version,
int msgID,
int msgMaxSize,
byte msgFlags,
int msgSecurityModel,
byte[] params,
byte[] contextEngineID,
byte[] contextName,
byte[] data,
byte[] encryptedPdu,
SnmpDecryptedPdu decryptedPdu)
throws SnmpStatusException, SnmpSecurityException, SnmpUnknownSecModelException;
/**
* Called when a response is received from the network. It handles authentication and privacy. This call is routed to the dedicated model according to the model ID.
* <BR>The specified parameters are defined in RFC 2572 (see also the {@link com.sun.jmx.snmp.SnmpV3Message} class).
* @param cache The cache that has been created by calling <CODE>createSecurityCache</CODE> on this model.
* @param version The SNMP protocol version.
* @param msgID The current request id.
* @param msgMaxSize The message max size.
* @param msgFlags The message flags (reportable, Auth and Priv).
* @param msgSecurityModel This current security model.
* @param params The security parameters in a marshalled format. The informations cointained in this array are model dependant.
* @param contextEngineID The context engine ID or null if encrypted.
* @param contextName The context name or null if encrypted.
* @param data The marshalled varbind list or null if encrypted.
* @param encryptedPdu The encrypted pdu or null if not encrypted.
* @param decryptedPdu The decrypted pdu. If no decryption is to be done, the passed context engine ID, context name and data could be used to fill this object.
* @return The security parameters.
*/
public SnmpSecurityParameters processIncomingResponse(SnmpSecurityCache cache,
int version,
int msgID,
int msgMaxSize,
byte msgFlags,
int msgSecurityModel,
byte[] params,
byte[] contextEngineID,
byte[] contextName,
byte[] data,
byte[] encryptedPdu,
SnmpDecryptedPdu decryptedPdu)
throws SnmpStatusException, SnmpSecurityException, SnmpUnknownSecModelException;
}
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