mirror of https://github.com/asterisk/asterisk
88 lines
1.5 KiB
88 lines
1.5 KiB
/*
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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 <stdlib.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(const char *name, const 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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int len;
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len = sizeof(struct ast_var_t);
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len += strlen(name) + 1;
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len += strlen(value) + 1;
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var = malloc(len);
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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(name);
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strncpy(var->name, name, i);
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var->name[i] = '\0';
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var->value = var->name + i + 1;
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i = strlen(value);
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strncpy(var->value, value, i);
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var->value[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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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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char *name;
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if (var == NULL)
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return NULL;
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if (var->name == NULL)
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return NULL;
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/* Return the name without the initial underscores */
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if ((strlen(var->name) > 0) && (var->name[0] == '_')) {
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if ((strlen(var->name) > 1) && (var->name[1] == '_'))
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name = (char*)&(var->name[2]);
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else
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name = (char*)&(var->name[1]);
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} else
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name = var->name;
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return name;
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}
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char *ast_var_full_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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