64 lines
1.9 KiB
C
64 lines
1.9 KiB
C
/*
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* Asterisk -- An open source telephony toolkit.
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*
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* Copyright (C) 1999 - 2005, Digium, Inc.
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*
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* Mark Spencer <markster@digium.com>
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*
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* See http://www.asterisk.org for more information about
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* the Asterisk project. Please do not directly contact
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* any of the maintainers of this project for assistance;
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* the project provides a web site, mailing lists and IRC
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* channels for your use.
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*
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* This program is free software, distributed under the terms of
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* the GNU General Public License Version 2. See the LICENSE file
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* at the top of the source tree.
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*/
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/*! \file
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* \brief Channel Variables
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*/
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#ifndef _ASTERISK_CHANVARS_H
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#define _ASTERISK_CHANVARS_H
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#include "asterisk/linkedlists.h"
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struct ast_var_t {
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AST_LIST_ENTRY(ast_var_t) entries;
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char *value;
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char name[0];
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};
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AST_LIST_HEAD_NOLOCK(varshead, ast_var_t);
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struct varshead *ast_var_list_create(void);
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void ast_var_list_destroy(struct varshead *head);
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struct ast_var_t *_ast_var_assign(const char *name, const char *value, const char *file, int lineno, const char *function);
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#define ast_var_assign(name, value) _ast_var_assign(name, value, __FILE__, __LINE__, __PRETTY_FUNCTION__)
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void ast_var_delete(struct ast_var_t *var);
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const char *ast_var_name(const struct ast_var_t *var);
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const char *ast_var_full_name(const struct ast_var_t *var);
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const char *ast_var_value(const struct ast_var_t *var);
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char *ast_var_find(const struct varshead *head, const char *name);
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struct varshead *ast_var_list_clone(struct varshead *head);
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#define AST_VAR_LIST_TRAVERSE(head, var) AST_LIST_TRAVERSE(head, var, entries)
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static inline void AST_VAR_LIST_INSERT_TAIL(struct varshead *head, struct ast_var_t *var) {
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if (var) {
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AST_LIST_INSERT_TAIL(head, var, entries);
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}
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}
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static inline void AST_VAR_LIST_INSERT_HEAD(struct varshead *head, struct ast_var_t *var) {
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if (var) {
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AST_LIST_INSERT_HEAD(head, var, entries);
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}
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}
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#endif /* _ASTERISK_CHANVARS_H */
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