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73 lines
2.0 KiB
C
73 lines
2.0 KiB
C
/* Copyright (C) 2007-2010 Open Information Security Foundation
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*
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* You can copy, redistribute or modify this Program under the terms of
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* the GNU General Public License version 2 as published by the Free
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* Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* version 2 along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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* 02110-1301, USA.
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*/
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/**
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* \file
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*
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* \author Victor Julien <victor@inliniac.net>
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* \author Pablo Rincon <pablo.rincon.crespo@gmail.com>
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*/
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#ifndef __FLOW_VAR_H__
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#define __FLOW_VAR_H__
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#include "flow.h"
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#include "util-var.h"
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/** Available data types for Flowvars */
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#define FLOWVAR_TYPE_STR 1
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#define FLOWVAR_TYPE_INT 2
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/** Struct used to hold the string data type for flowvars */
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typedef struct FlowVarTypeStr {
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uint8_t *value;
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uint16_t value_len;
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}FlowVarTypeStr;
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/** Struct used to hold the integer data type for flowvars */
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typedef struct FlowVarTypeInt_ {
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uint32_t value;
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}FlowVarTypeInt;
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/** Generic Flowvar Structure */
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typedef struct FlowVar_ {
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uint8_t type; /* type, DETECT_FLOWVAR in this case */
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GenericVar *next; /* right now just implement this as a list,
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* in the long run we have think of something
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* faster. */
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uint16_t idx; /* name idx */
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uint8_t datatype;
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union {
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FlowVarTypeStr fv_str;
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FlowVarTypeInt fv_int;
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} data;
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} FlowVar;
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/** Flowvar Interface API */
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void FlowVarAddStr(Flow *, uint8_t, uint8_t *, uint16_t);
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void FlowVarAddInt(Flow *, uint8_t, uint32_t);
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FlowVar *FlowVarGet(Flow *, uint8_t);
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void FlowVarFree(FlowVar *);
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void FlowVarPrint(GenericVar *);
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#endif /* __FLOW_VAR_H__ */
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