af22c743bd
Underline the whole expression for errors, not just the token. Implement it for all expressions.
223 lines
4.5 KiB
C
223 lines
4.5 KiB
C
/*
|
|
* Wireshark - Network traffic analyzer
|
|
* By Gerald Combs <gerald@wireshark.org>
|
|
* Copyright 2001 Gerald Combs
|
|
*
|
|
* SPDX-License-Identifier: GPL-2.0-or-later
|
|
*/
|
|
|
|
#ifndef SYNTAX_TREE_H
|
|
#define SYNTAX_TREE_H
|
|
|
|
#include <stdio.h>
|
|
#include <inttypes.h>
|
|
#include <glib.h>
|
|
|
|
#include <wsutil/ws_assert.h>
|
|
#include <wsutil/wslog.h>
|
|
#include <epan/ftypes/ftypes.h>
|
|
#include "dfilter-loc.h"
|
|
|
|
/** @file
|
|
*/
|
|
|
|
typedef enum {
|
|
STTYPE_UNINITIALIZED,
|
|
STTYPE_TEST,
|
|
STTYPE_LITERAL,
|
|
STTYPE_REFERENCE,
|
|
STTYPE_STRING,
|
|
STTYPE_CHARCONST,
|
|
STTYPE_FIELD,
|
|
STTYPE_FVALUE,
|
|
STTYPE_SLICE,
|
|
STTYPE_FUNCTION,
|
|
STTYPE_SET,
|
|
STTYPE_PCRE,
|
|
STTYPE_ARITHMETIC,
|
|
STTYPE_NUM_TYPES
|
|
} sttype_id_t;
|
|
|
|
typedef gpointer (*STTypeNewFunc)(gpointer);
|
|
typedef gpointer (*STTypeDupFunc)(gconstpointer);
|
|
typedef void (*STTypeFreeFunc)(gpointer);
|
|
typedef char* (*STTypeToStrFunc)(gconstpointer, gboolean pretty);
|
|
|
|
|
|
/* Type information */
|
|
typedef struct {
|
|
sttype_id_t id;
|
|
const char *name;
|
|
STTypeNewFunc func_new;
|
|
STTypeFreeFunc func_free;
|
|
STTypeDupFunc func_dup;
|
|
STTypeToStrFunc func_tostr;
|
|
} sttype_t;
|
|
|
|
/** Node (type instance) information */
|
|
typedef struct {
|
|
uint32_t magic;
|
|
sttype_t *type;
|
|
gpointer data;
|
|
char *repr_token;
|
|
char *repr_display;
|
|
char *repr_debug;
|
|
df_loc_t location;
|
|
} stnode_t;
|
|
|
|
typedef enum {
|
|
STNODE_OP_UNINITIALIZED,
|
|
STNODE_OP_NOT,
|
|
STNODE_OP_AND,
|
|
STNODE_OP_OR,
|
|
STNODE_OP_ALL_EQ,
|
|
STNODE_OP_ANY_EQ,
|
|
STNODE_OP_ALL_NE,
|
|
STNODE_OP_ANY_NE,
|
|
STNODE_OP_GT,
|
|
STNODE_OP_GE,
|
|
STNODE_OP_LT,
|
|
STNODE_OP_LE,
|
|
STNODE_OP_CONTAINS,
|
|
STNODE_OP_MATCHES,
|
|
STNODE_OP_IN,
|
|
STNODE_OP_BITWISE_AND,
|
|
STNODE_OP_UNARY_MINUS,
|
|
STNODE_OP_ADD,
|
|
STNODE_OP_SUBTRACT,
|
|
STNODE_OP_MULTIPLY,
|
|
STNODE_OP_DIVIDE,
|
|
STNODE_OP_MODULO,
|
|
} stnode_op_t;
|
|
|
|
typedef enum {
|
|
STNODE_MATCH_DEF,
|
|
STNODE_MATCH_ANY,
|
|
STNODE_MATCH_ALL,
|
|
} stmatch_t;
|
|
|
|
/* These are the sttype_t registration function prototypes. */
|
|
void sttype_register_field(void);
|
|
void sttype_register_function(void);
|
|
void sttype_register_pointer(void);
|
|
void sttype_register_set(void);
|
|
void sttype_register_slice(void);
|
|
void sttype_register_string(void);
|
|
void sttype_register_opers(void);
|
|
|
|
void
|
|
sttype_init(void);
|
|
|
|
void
|
|
sttype_cleanup(void);
|
|
|
|
void
|
|
sttype_register(sttype_t *type);
|
|
|
|
stnode_t*
|
|
stnode_new(sttype_id_t type_id, gpointer data, char *token, df_loc_t loc);
|
|
|
|
stnode_t*
|
|
stnode_new_empty(sttype_id_t type_id);
|
|
|
|
stnode_t*
|
|
stnode_dup(const stnode_t *org);
|
|
|
|
void
|
|
stnode_clear(stnode_t *node);
|
|
|
|
void
|
|
stnode_init(stnode_t *node, sttype_id_t type_id, gpointer data, char *token, df_loc_t loc);
|
|
|
|
void
|
|
stnode_replace(stnode_t *node, sttype_id_t type_id, gpointer data);
|
|
|
|
void
|
|
stnode_free(stnode_t *node);
|
|
|
|
const char*
|
|
stnode_type_name(stnode_t *node);
|
|
|
|
sttype_id_t
|
|
stnode_type_id(stnode_t *node);
|
|
|
|
gpointer
|
|
stnode_data(stnode_t *node);
|
|
|
|
GString *
|
|
stnode_string(stnode_t *node);
|
|
|
|
gpointer
|
|
stnode_steal_data(stnode_t *node);
|
|
|
|
const char *
|
|
stnode_token(stnode_t *node);
|
|
|
|
df_loc_t
|
|
stnode_location(stnode_t *node);
|
|
|
|
void
|
|
stnode_set_location(stnode_t *node, df_loc_t loc);
|
|
|
|
void
|
|
stnode_merge_location(stnode_t *dst, stnode_t *n1, stnode_t *n2);
|
|
|
|
const char *
|
|
stnode_tostr(stnode_t *node, gboolean pretty);
|
|
|
|
#define stnode_todisplay(node) stnode_tostr(node, TRUE)
|
|
|
|
#define stnode_todebug(node) stnode_tostr(node, FALSE)
|
|
|
|
void
|
|
log_node_full(enum ws_log_level level,
|
|
const char *file, int line, const char *func,
|
|
stnode_t *node, const char *msg);
|
|
|
|
void
|
|
log_test_full(enum ws_log_level level,
|
|
const char *file, int line, const char *func,
|
|
stnode_t *node, const char *msg);
|
|
|
|
#ifdef WS_DISABLE_DEBUG
|
|
#define log_node(node) (void)0;
|
|
#define log_test(node) (void)0;
|
|
#define LOG_NODE(node) (void)0;
|
|
#else
|
|
#define log_node(node) \
|
|
log_node_full(LOG_LEVEL_NOISY, __FILE__, __LINE__, __func__, node, #node)
|
|
#define log_test(node) \
|
|
log_test_full(LOG_LEVEL_NOISY, __FILE__, __LINE__, __func__, node, #node)
|
|
#define LOG_NODE(node) \
|
|
do { \
|
|
if (stnode_type_id(node) == STTYPE_TEST) \
|
|
log_test(node); \
|
|
else \
|
|
log_node(node); \
|
|
} while (0)
|
|
#endif
|
|
|
|
char *
|
|
dump_syntax_tree_str(stnode_t *root);
|
|
|
|
void
|
|
log_syntax_tree(enum ws_log_level, stnode_t *root, const char *msg, char **cache_ptr);
|
|
|
|
#ifdef WS_DISABLE_DEBUG
|
|
#define ws_assert_magic(obj, mnum) (void)0
|
|
#else
|
|
#define ws_assert_magic(obj, mnum) \
|
|
do { \
|
|
ws_assert(obj); \
|
|
if ((obj)->magic != (mnum)) { \
|
|
ws_log_full(LOG_DOMAIN_DFILTER, LOG_LEVEL_ERROR, \
|
|
__FILE__, __LINE__, __func__, \
|
|
"Magic num is 0x%08"PRIx32", " \
|
|
"but should be 0x%08"PRIx32, \
|
|
(obj)->magic, (mnum)); \
|
|
} \
|
|
} while(0)
|
|
#endif
|
|
|
|
#endif /* SYNTAX_TREE_H */
|