Snort_AIPreproc/include/sfPolicyUserData.h

119 lines
4.2 KiB
C
Executable File

/****************************************************************************
* Copyright (C) 2014-2016 Cisco and/or its affiliates. All rights reserved.
* Copyright (C) 2008-2013 Sourcefire, Inc.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License Version 2 as
* published by the Free Software Foundation. You may not use, modify or
* distribute this program under any other version of the GNU General
* Public License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
****************************************************************************/
#ifndef _SF_POLICY_USER_DATA_H_
#define _SF_POLICY_USER_DATA_H_
#include "sf_ip.h"
#include "ipv6_port.h"
#include "sfPolicy.h"
#include "sf_dynamic_preprocessor.h"
typedef struct
{
/**policy id of configuration file or packet being processed.
*/
tSfPolicyId currentPolicyId;
/**Number of policies currently allocated.
*/
unsigned int numAllocatedPolicies;
/**Number of policies active. Since we use an array of policy pointers,
* number of allocated policies may be more than active policies. */
unsigned int numActivePolicies;
/**user configuration for a policy. This is a pointer to an array of pointers
* to user configuration.
*/
void **userConfig;
} tSfPolicyUserContext;
typedef tSfPolicyUserContext * tSfPolicyUserContextId;
tSfPolicyUserContextId sfPolicyConfigCreate( void );
void sfPolicyConfigDelete( tSfPolicyUserContextId pContext );
//Functions for setting, getting and clearing policy ids
static inline void sfPolicyUserPolicySet ( tSfPolicyUserContextId pContext, tSfPolicyId policyId )
{
pContext->currentPolicyId = policyId;
}
static inline tSfPolicyId sfPolicyUserPolicyGet ( tSfPolicyUserContextId pContext )
{
return pContext->currentPolicyId;
}
static inline unsigned int sfPolicyUserPolicyGetActive ( tSfPolicyUserContextId pContext )
{
return (pContext->numActivePolicies);
}
//Functions for setting, getting and clearing user data specific to policies.
int sfPolicyUserDataSet ( tSfPolicyUserContextId pContext, tSfPolicyId policyId, void *config );
static inline void * sfPolicyUserDataGet ( tSfPolicyUserContextId pContext, tSfPolicyId policyId )
{
if (pContext && policyId < pContext->numAllocatedPolicies)
return pContext->userConfig[policyId];
return NULL;
}
static inline int sfPolicyUserDataSetDefault ( tSfPolicyUserContextId pContext, void *config )
{
return sfPolicyUserDataSet (pContext, _dpd.getDefaultPolicy(), config);
}
static inline void * sfPolicyUserDataGetDefault ( tSfPolicyUserContextId pContext )
{
return sfPolicyUserDataGet (pContext, _dpd.getDefaultPolicy());
}
static inline int sfPolicyUserDataSetCurrent ( tSfPolicyUserContextId pContext, void *config )
{
return sfPolicyUserDataSet (pContext, pContext->currentPolicyId, config);
}
static inline void * sfPolicyUserDataGetCurrent ( tSfPolicyUserContextId pContext )
{
return sfPolicyUserDataGet (pContext, pContext->currentPolicyId);
}
void *sfPolicyUserDataClear( tSfPolicyUserContextId pContext, tSfPolicyId policyId );
int sfPolicyUserDataIterate( struct _SnortConfig *sc, tSfPolicyUserContextId pContext,
int ( *callback )( struct _SnortConfig *sc,
tSfPolicyUserContextId pContext,
tSfPolicyId policyId,
void *config ) );
int sfPolicyUserDataFreeIterate( tSfPolicyUserContextId pContext,
int ( *callback )( tSfPolicyUserContextId pContext,
tSfPolicyId policyId,
void *config ) );
#endif