git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@539 65c4cc65-6c06-0410-ace0-fbb531ad65f3
82 lines
1.4 KiB
C
Executable file
82 lines
1.4 KiB
C
Executable file
/*
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* Asterisk -- A telephony toolkit for Linux.
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*
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* Channel Variables
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*
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* Copyright (C) 2002, Mark Spencer
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*
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* Mark Spencer <markster@linux-support.net>
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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
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*/
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#include <malloc.h>
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#include <string.h>
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#include <asterisk/chanvars.h>
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#include <asterisk/logger.h>
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struct ast_var_t *ast_var_assign(char *name, char *value)
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{
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int i;
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struct ast_var_t *var;
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var = malloc(sizeof(struct ast_var_t));
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if (var == NULL)
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{
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ast_log(LOG_WARNING, "Out of memory\n");
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return NULL;
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}
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i = strlen(value);
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var->value = malloc(i + 1);
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if (var->value == NULL)
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{
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ast_log(LOG_WARNING, "Out of memory\n");
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free(var);
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return NULL;
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}
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strncpy(var->value, value, i);
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var->value[i] = '\0';
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i = strlen(name);
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var->name = malloc(i + 1);
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if (var->name == NULL)
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{
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ast_log(LOG_WARNING, "Out of memory\n");
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free(var->value);
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free(var);
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return NULL;
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}
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strncpy(var->name, name, i);
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var->name[i] = '\0';
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return var;
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}
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void ast_var_delete(struct ast_var_t *var)
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{
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if (var == NULL) return;
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if (var->name != NULL) free(var->name);
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if (var->value != NULL) free(var->value);
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free(var);
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}
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char *ast_var_name(struct ast_var_t *var)
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{
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return (var != NULL ? var->name : NULL);
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}
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char *ast_var_value(struct ast_var_t *var)
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{
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return (var != NULL ? var->value : NULL);
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}
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