157 lines
3.1 KiB
C
157 lines
3.1 KiB
C
/*
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* Wireshark - Network traffic analyzer
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* By Gerald Combs <gerald@wireshark.org>
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* Copyright 2001 Gerald Combs
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*
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* SPDX-License-Identifier: GPL-2.0-or-later
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*/
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#ifndef SYNTAX_TREE_H
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#define SYNTAX_TREE_H
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#include <stdio.h>
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#include <inttypes.h>
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#include <glib.h>
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#include <wsutil/ws_assert.h>
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#include <wsutil/wslog.h>
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/** @file
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*/
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typedef enum {
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STTYPE_UNINITIALIZED,
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STTYPE_TEST,
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STTYPE_UNPARSED,
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STTYPE_STRING,
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STTYPE_CHARCONST,
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STTYPE_FIELD,
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STTYPE_FVALUE,
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STTYPE_RANGE,
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STTYPE_FUNCTION,
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STTYPE_SET,
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STTYPE_PCRE,
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STTYPE_NUM_TYPES
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} sttype_id_t;
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typedef gpointer (*STTypeNewFunc)(gpointer);
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typedef gpointer (*STTypeDupFunc)(gconstpointer);
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typedef void (*STTypeFreeFunc)(gpointer);
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typedef char* (*STTypeToStrFunc)(gconstpointer);
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/* Type information */
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typedef struct {
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sttype_id_t id;
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const char *name;
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STTypeNewFunc func_new;
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STTypeFreeFunc func_free;
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STTypeDupFunc func_dup;
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STTypeToStrFunc func_tostr;
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} sttype_t;
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#define STNODE_F_INSIDE_PARENS (1 << 0)
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/** Node (type instance) information */
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typedef struct {
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uint32_t magic;
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sttype_t *type;
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uint16_t flags;
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gpointer data;
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char *token_value;
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char *repr;
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} stnode_t;
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/* These are the sttype_t registration function prototypes. */
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void sttype_register_function(void);
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void sttype_register_integer(void);
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void sttype_register_pointer(void);
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void sttype_register_range(void);
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void sttype_register_set(void);
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void sttype_register_string(void);
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void sttype_register_test(void);
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void
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sttype_init(void);
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void
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sttype_cleanup(void);
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void
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sttype_register(sttype_t *type);
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stnode_t*
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stnode_new(sttype_id_t type_id, gpointer data, const char *token_value);
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stnode_t*
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stnode_dup(const stnode_t *org);
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void
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stnode_clear(stnode_t *node);
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void
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stnode_init(stnode_t *node, sttype_id_t type_id, gpointer data, const char *token_value);
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void
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stnode_replace(stnode_t *node, sttype_id_t type_id, gpointer data);
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void
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stnode_free(stnode_t *node);
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const char*
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stnode_type_name(stnode_t *node);
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sttype_id_t
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stnode_type_id(stnode_t *node);
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gpointer
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stnode_data(stnode_t *node);
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gpointer
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stnode_steal_data(stnode_t *node);
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const char *
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stnode_token_value(stnode_t *node);
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const char *
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stnode_tostr(stnode_t *node);
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gboolean
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stnode_inside_parens(stnode_t *node);
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void
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stnode_set_inside_parens(stnode_t *node, gboolean inside);
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void
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log_stnode_full(enum ws_log_level level,
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const char *file, int line, const char *func,
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stnode_t *node, const char *msg);
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#ifdef WS_DISABLE_DEBUG
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#define log_stnode(node) (void)0;
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#else
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#define log_stnode(node) \
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log_stnode_full(LOG_LEVEL_NOISY, __FILE__, __LINE__, __func__, node, #node)
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#endif
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void
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log_syntax_tree(enum ws_log_level, stnode_t *root, const char *msg);
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#ifdef WS_DISABLE_DEBUG
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#define ws_assert_magic(obj, mnum) (void)0
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#else
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#define ws_assert_magic(obj, mnum) \
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do { \
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ws_assert(obj); \
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if ((obj)->magic != (mnum)) { \
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ws_log_full(LOG_DOMAIN_DFILTER, LOG_LEVEL_CRITICAL, \
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__FILE__, __LINE__, __func__, \
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"Magic num is 0x%08"PRIx32", " \
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"but should be 0x%08"PRIx32, \
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(obj)->magic, (mnum)); \
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} \
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} while(0)
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#endif
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#endif /* SYNTAX_TREE_H */
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