mirror of https://github.com/asterisk/asterisk
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
138 lines
3.1 KiB
138 lines
3.1 KiB
/*
|
|
* Asterisk -- An open source telephony toolkit.
|
|
*
|
|
* Copyright (C) 2005, Digium, Inc.
|
|
* Copyright (C) 2005, Olle E. Johansson, Edvina.net
|
|
* Copyright (C) 2005, Russell Bryant <russelb@clemson.edu>
|
|
*
|
|
* See http://www.asterisk.org for more information about
|
|
* the Asterisk project. Please do not directly contact
|
|
* any of the maintainers of this project for assistance;
|
|
* the project provides a web site, mailing lists and IRC
|
|
* channels for your use.
|
|
*
|
|
* This program is free software, distributed under the terms of
|
|
* the GNU General Public License Version 2. See the LICENSE file
|
|
* at the top of the source tree.
|
|
*/
|
|
|
|
/*! \file
|
|
*
|
|
* \brief MD5 digest related dialplan functions
|
|
*
|
|
* \author Olle E. Johansson <oej@edvina.net>
|
|
* \author Russell Bryant <russelb@clemson.edu>
|
|
*/
|
|
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
#include <sys/types.h>
|
|
|
|
#include "asterisk.h"
|
|
|
|
ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
|
|
|
|
#include "asterisk/module.h"
|
|
#include "asterisk/channel.h"
|
|
#include "asterisk/pbx.h"
|
|
#include "asterisk/logger.h"
|
|
#include "asterisk/utils.h"
|
|
#include "asterisk/app.h"
|
|
|
|
static char *md5(struct ast_channel *chan, char *cmd, char *data, char *buf, size_t len)
|
|
{
|
|
char md5[33];
|
|
|
|
if (ast_strlen_zero(data)) {
|
|
ast_log(LOG_WARNING, "Syntax: MD5(<data>) - missing argument!\n");
|
|
return NULL;
|
|
}
|
|
|
|
ast_md5_hash(md5, data);
|
|
ast_copy_string(buf, md5, len);
|
|
|
|
return buf;
|
|
}
|
|
|
|
static char *checkmd5(struct ast_channel *chan, char *cmd, char *data, char *buf, size_t len)
|
|
{
|
|
char newmd5[33];
|
|
char *parse;
|
|
static int deprecated = 0;
|
|
AST_DECLARE_APP_ARGS(args,
|
|
AST_APP_ARG(digest);
|
|
AST_APP_ARG(data);
|
|
);
|
|
|
|
if (ast_strlen_zero(data)) {
|
|
ast_log(LOG_WARNING, "Syntax: CHECK_MD5(<digest>,<data>) - missing argument!\n");
|
|
return NULL;
|
|
}
|
|
|
|
if (!(parse = ast_strdupa(data)))
|
|
return NULL;
|
|
|
|
AST_STANDARD_APP_ARGS(args, parse);
|
|
|
|
if (args.argc < 2) {
|
|
ast_log(LOG_WARNING, "Syntax: CHECK_MD5(<digest>,<data>) - missing argument!\n");
|
|
return NULL;
|
|
}
|
|
|
|
if (!deprecated) {
|
|
deprecated = 1;
|
|
ast_log(LOG_WARNING, "CHECK_MD5() is deprecated in Asterisk 1.4 and later.\n");
|
|
}
|
|
|
|
ast_md5_hash(newmd5, args.data);
|
|
|
|
if (!strcasecmp(newmd5, args.digest) ) /* they match */
|
|
ast_copy_string(buf, "1", len);
|
|
else
|
|
ast_copy_string(buf, "0", len);
|
|
|
|
return buf;
|
|
}
|
|
|
|
static struct ast_custom_function md5_function = {
|
|
.name = "MD5",
|
|
.synopsis = "Computes an MD5 digest",
|
|
.syntax = "MD5(<data>)",
|
|
.read = md5,
|
|
};
|
|
|
|
static struct ast_custom_function checkmd5_function = {
|
|
.name = "CHECK_MD5",
|
|
.synopsis = "Checks an MD5 digest",
|
|
.desc = "Returns 1 on a match, 0 otherwise\n",
|
|
.syntax = "CHECK_MD5(<digest>,<data>)",
|
|
.read = checkmd5,
|
|
};
|
|
|
|
static char *tdesc = "MD5 digest dialplan functions";
|
|
|
|
int unload_module(void)
|
|
{
|
|
return ast_custom_function_unregister(&md5_function) || ast_custom_function_unregister(&checkmd5_function);
|
|
}
|
|
|
|
int load_module(void)
|
|
{
|
|
return ast_custom_function_register(&md5_function) || ast_custom_function_register(&checkmd5_function);
|
|
}
|
|
|
|
char *description(void)
|
|
{
|
|
return tdesc;
|
|
}
|
|
|
|
int usecount(void)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
char *key()
|
|
{
|
|
return ASTERISK_GPL_KEY;
|
|
}
|