#include <wireshark.h>
#include "dfilter-loc.h"
#include <epan/proto.h>

Classes
struct	df_error_t

Macros
#define	DF_ERROR_GENERIC -1

#define	DF_ERROR_UNEXPECTED_END -2

#define	df_error_new_msg(msg) df_error_new_printf(DF_ERROR_GENERIC, NULL, "%s", msg)

#define	DF_SAVE_TREE (1U << 0)

#define	DF_EXPAND_MACROS (1U << 1)

#define	DF_OPTIMIZE (1U << 2)

#define	DF_DEBUG_FLEX (1U << 3)

#define	DF_DEBUG_LEMON (1U << 4)

#define	DF_RETURN_VALUES (1U << 5)

#define	dfilter_compile(text, dfp, errp)

#define	DF_DUMP_REFERENCES (1U << 0)

#define	DF_DUMP_SHOW_FTYPE (1U << 1)

#define	dfilter_log(dfcode, msg) (void)0

#define	DFILTER_DEBUG_HERE(dfcode)

Typedefs
typedef struct epan_dfilter	dfilter_t

Functions
df_error_t *	df_error_new (int code, char msg, df_loc_t loc)

df_error_t *	df_error_new_printf (int code, df_loc_t loc, const char fmt,...) G_GNUC_PRINTF(3

df_error_t *	df_error_new_vprintf (int code, df_loc_t loc, const char fmt, va_list ap)

WS_DLL_PUBLIC void	df_error_free (df_error_t **ep)

void	dfilter_init (void)

void	dfilter_cleanup (void)

WS_DLL_PUBLIC char *	dfilter_expand (const char expr, df_error_t *err_ret)

WS_DLL_PUBLIC bool	dfilter_compile_full (const char text, dfilter_t dfp, df_error_t errpp, unsigned flags, const char caller)

WS_DLL_PUBLIC struct stnode *	dfilter_get_syntax_tree (const char *text)

WS_DLL_PUBLIC void	dfilter_free (dfilter_t *df)

WS_DLL_PUBLIC bool	dfilter_apply_edt (dfilter_t df, struct epan_dissect edt)

bool	dfilter_apply (dfilter_t df, proto_tree tree)

bool	dfilter_apply_full (dfilter_t df, proto_tree tree, GPtrArray **fvals)

void	dfilter_prime_proto_tree (const dfilter_t df, proto_tree tree)

void	dfilter_prime_proto_tree_print (const dfilter_t df, proto_tree tree)

WS_DLL_PUBLIC void	dfilter_load_field_references (const dfilter_t df, proto_tree tree)

WS_DLL_PUBLIC void	dfilter_load_field_references_edt (const dfilter_t df, struct epan_dissect edt)

bool	dfilter_has_interesting_fields (const dfilter_t *df)

bool	dfilter_interested_in_field (const dfilter_t *df, int hfid)

bool	dfilter_interested_in_proto (const dfilter_t *df, int proto_id)

WS_DLL_PUBLIC bool	dfilter_requires_columns (const dfilter_t *df)

WS_DLL_PUBLIC GPtrArray *	dfilter_deprecated_tokens (dfilter_t *df)

WS_DLL_PUBLIC GSList *	dfilter_get_warnings (dfilter_t *df)

WS_DLL_PUBLIC void	dfilter_dump (FILE fp, dfilter_t df, uint16_t flags)

WS_DLL_PUBLIC const char *	dfilter_text (dfilter_t *df)

WS_DLL_PUBLIC const char *	dfilter_syntax_tree (dfilter_t *df)

WS_DLL_PUBLIC void	dfilter_log_full (const char domain, enum ws_log_level level, const char file, long line, const char func, dfilter_t dfcode, const char *msg)

Detailed Description

SPDX-License-Identifier: GPL-2.0-or-later

Macro Definition Documentation

◆ dfilter_compile

#define dfilter_compile	(	text,
		dfp,
		errp
	)

Value:

    dfilter_compile_full(text, dfp, errp, \
                DF_EXPAND_MACROS|DF_OPTIMIZE, \
                __func__)

◆ DFILTER_DEBUG_HERE

#define DFILTER_DEBUG_HERE ( dfcode )

Value:

    dfilter_log_full(LOG_DOMAIN_DFILTER, LOG_LEVEL_ECHO,    \
                __FILE__, __LINE__, __func__,   \
                dfcode, #dfcode);

Function Documentation

◆ dfilter_get_syntax_tree()

WS_DLL_PUBLIC struct stnode * dfilter_get_syntax_tree ( const char * text )

Build a syntax tree for a filter

Parameters

text	A display filter.

Returns: The root node of a syntax tree on success or NULL on failure.

Classes

Macros