/*
* Asterisk -- A telephony toolkit for Linux.
*
* Channel Variables
* Copyright (C) 2002, Mark Spencer
* Mark Spencer <markster@linux-support.net>
* This program is free software, distributed under the terms of
* the GNU General Public License
*/
#include <stdlib.h>
#include <string.h>
#include <asterisk/chanvars.h>
#include <asterisk/logger.h>
struct ast_var_t *ast_var_assign(char *name, char *value)
{
int i;
struct ast_var_t *var;
var = malloc(sizeof(struct ast_var_t));
if (var == NULL)
ast_log(LOG_WARNING, "Out of memory\n");
return NULL;
}
i = strlen(value);
var->value = malloc(i + 1);
if (var->value == NULL)
free(var);
strncpy(var->value, value, i);
var->value[i] = '\0';
i = strlen(name);
var->name = malloc(i + 1);
if (var->name == NULL)
free(var->value);
strncpy(var->name, name, i);
var->name[i] = '\0';
return var;
void ast_var_delete(struct ast_var_t *var)
if (var == NULL) return;
if (var->name != NULL) free(var->name);
if (var->value != NULL) free(var->value);
char *ast_var_name(struct ast_var_t *var)
return (var != NULL ? var->name : NULL);
char *ast_var_value(struct ast_var_t *var)
return (var != NULL ? var->value : NULL);