forked from osmocom/wireshark
101 lines
1.4 KiB
C
101 lines
1.4 KiB
C
/** @file
|
|
*
|
|
* Wireshark - Network traffic analyzer
|
|
* By Gerald Combs <gerald@wireshark.org>
|
|
* Copyright 2001 Gerald Combs
|
|
*
|
|
* SPDX-License-Identifier: GPL-2.0-or-later
|
|
*/
|
|
|
|
#ifndef DFVM_H
|
|
#define DFVM_H
|
|
|
|
#include <wsutil/regex.h>
|
|
#include <epan/proto.h>
|
|
#include "dfilter-int.h"
|
|
#include "syntax-tree.h"
|
|
#include "drange.h"
|
|
#include "dfunctions.h"
|
|
|
|
typedef enum {
|
|
EMPTY,
|
|
FVALUE,
|
|
HFINFO,
|
|
INSN_NUMBER,
|
|
REGISTER,
|
|
INTEGER,
|
|
DRANGE,
|
|
FUNCTION_DEF,
|
|
PCRE
|
|
} dfvm_value_type_t;
|
|
|
|
typedef struct {
|
|
dfvm_value_type_t type;
|
|
|
|
union {
|
|
fvalue_t *fvalue;
|
|
guint32 numeric;
|
|
drange_t *drange;
|
|
header_field_info *hfinfo;
|
|
df_func_def_t *funcdef;
|
|
ws_regex_t *pcre;
|
|
} value;
|
|
|
|
} dfvm_value_t;
|
|
|
|
|
|
typedef enum {
|
|
|
|
IF_TRUE_GOTO,
|
|
IF_FALSE_GOTO,
|
|
CHECK_EXISTS,
|
|
NOT,
|
|
RETURN,
|
|
READ_TREE,
|
|
PUT_FVALUE,
|
|
PUT_PCRE,
|
|
ANY_EQ,
|
|
ALL_NE,
|
|
ANY_NE,
|
|
ANY_GT,
|
|
ANY_GE,
|
|
ANY_LT,
|
|
ANY_LE,
|
|
ANY_BITWISE_AND,
|
|
ANY_CONTAINS,
|
|
ANY_MATCHES,
|
|
MK_RANGE,
|
|
CALL_FUNCTION,
|
|
ANY_IN_RANGE
|
|
|
|
} dfvm_opcode_t;
|
|
|
|
typedef struct {
|
|
int id;
|
|
dfvm_opcode_t op;
|
|
dfvm_value_t *arg1;
|
|
dfvm_value_t *arg2;
|
|
dfvm_value_t *arg3;
|
|
dfvm_value_t *arg4;
|
|
} dfvm_insn_t;
|
|
|
|
dfvm_insn_t*
|
|
dfvm_insn_new(dfvm_opcode_t op);
|
|
|
|
void
|
|
dfvm_insn_free(dfvm_insn_t *insn);
|
|
|
|
dfvm_value_t*
|
|
dfvm_value_new(dfvm_value_type_t type);
|
|
|
|
void
|
|
dfvm_dump(FILE *f, dfilter_t *df);
|
|
|
|
gboolean
|
|
dfvm_apply(dfilter_t *df, proto_tree *tree);
|
|
|
|
void
|
|
dfvm_init_const(dfilter_t *df);
|
|
|
|
#endif
|