![Jörg Mayer](/assets/img/avatar_default.png)
syntax-tree.c to syntax-tree.h. This fixes some warning of type sttype-integer.c:33: warning: no previous declaration for 'sttype_register_integer' svn path=/trunk/; revision=15011
190 lines
3.4 KiB
C
190 lines
3.4 KiB
C
/*
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* $Id$
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*
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* Ethereal - Network traffic analyzer
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* By Gerald Combs <gerald@ethereal.com>
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* Copyright 2001 Gerald Combs
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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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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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include "syntax-tree.h"
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/* Keep track of sttype_t's via their sttype_id_t number */
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static sttype_t* type_list[STTYPE_NUM_TYPES];
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#define STNODE_MAGIC 0xe9b00b9e
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void
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sttype_init(void)
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{
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sttype_register_integer();
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sttype_register_pointer();
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sttype_register_range();
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sttype_register_string();
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sttype_register_test();
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}
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void
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sttype_cleanup(void)
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{
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/* nothing to do */
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}
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void
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sttype_register(sttype_t *type)
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{
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sttype_id_t type_id;
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type_id = type->id;
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/* Check input */
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g_assert(type_id < STTYPE_NUM_TYPES);
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/* Don't re-register. */
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g_assert(type_list[type_id] == NULL);
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type_list[type_id] = type;
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}
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static sttype_t*
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sttype_lookup(sttype_id_t type_id)
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{
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sttype_t *result;
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/* Check input */
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g_assert(type_id < STTYPE_NUM_TYPES);
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result = type_list[type_id];
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/* Check output. */
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g_assert(result != NULL);
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return result;
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}
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stnode_t*
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stnode_new(sttype_id_t type_id, gpointer data)
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{
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sttype_t *type;
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stnode_t *node;
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node = g_new(stnode_t, 1);
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node->magic = STNODE_MAGIC;
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if (type_id == STTYPE_UNINITIALIZED) {
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node->type = NULL;
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node->data = NULL;
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}
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else {
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type = sttype_lookup(type_id);
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g_assert(type);
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node->type = type;
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if (type->func_new) {
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node->data = type->func_new(data);
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}
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else {
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node->data = data;
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}
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}
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return node;
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}
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void
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stnode_init(stnode_t *node, sttype_id_t type_id, gpointer data)
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{
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sttype_t *type;
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assert_magic(node, STNODE_MAGIC);
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g_assert(!node->type);
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g_assert(!node->data);
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type = sttype_lookup(type_id);
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g_assert(type);
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node->type = type;
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if (type->func_new) {
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node->data = type->func_new(data);
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}
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else {
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node->data = data;
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}
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}
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void
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stnode_init_int(stnode_t *node, sttype_id_t type_id, gint32 value)
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{
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stnode_init(node, type_id, NULL);
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node->value = value;
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}
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void
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stnode_free(stnode_t *node)
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{
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assert_magic(node, STNODE_MAGIC);
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if (node->type) {
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if (node->type->func_free) {
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node->type->func_free(node->data);
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}
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}
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else {
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g_assert(!node->data);
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}
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g_free(node);
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}
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const char*
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stnode_type_name(stnode_t *node)
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{
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assert_magic(node, STNODE_MAGIC);
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if (node->type)
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return node->type->name;
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else
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return "UNINITIALIZED";
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}
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sttype_id_t
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stnode_type_id(stnode_t *node)
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{
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assert_magic(node, STNODE_MAGIC);
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if (node->type)
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return node->type->id;
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else
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return STTYPE_UNINITIALIZED;
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}
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gpointer
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stnode_data(stnode_t *node)
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{
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assert_magic(node, STNODE_MAGIC);
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return node->data;
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}
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gint32
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stnode_value(stnode_t *node)
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{
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assert_magic(node, STNODE_MAGIC);
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return node->value;
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}
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