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* \file pbkdf2.h
* \brief Password-Based Key Derivation Function 2 (from PKCS#5)
* DEPRECATED: use pkcs5.h instead.
* \author Mathias Olsson <>
* Copyright (C) 2006-2012, ARM Limited, All Rights Reserved
* This file is part of mbed TLS (
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* GNU General Public License for more details.
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
#include <string.h>
#include "md.h"
#if defined(_MSC_VER) && !defined(EFIX64) && !defined(EFI32)
#include <basetsd.h>
typedef UINT32 uint32_t;
#include <inttypes.h>
#define POLARSSL_ERR_PBKDF2_BAD_INPUT_DATA -0x007C /**< Bad input parameters to function. */
#ifdef __cplusplus
extern "C" {
* \brief PKCS#5 PBKDF2 using HMAC
* DEPRECATED: Use pkcs5_pbkdf2_hmac() instead!
* \param ctx Generic HMAC context
* \param password Password to use when generating key
* \param plen Length of password
* \param salt Salt to use when generating key
* \param slen Length of salt
* \param iteration_count Iteration count
* \param key_length Length of generated key
* \param output Generated key. Must be at least as big as key_length
* \returns 0 on success, or a POLARSSL_ERR_xxx code if verification fails.
int pbkdf2_hmac( md_context_t *ctx, const unsigned char *password,
size_t plen, const unsigned char *salt, size_t slen,
unsigned int iteration_count,
uint32_t key_length, unsigned char *output );
* \brief Checkup routine
* DEPRECATED: Use pkcs5_self_test() instead!
* \return 0 if successful, or 1 if the test failed
int pbkdf2_self_test( int verbose );
#ifdef __cplusplus
#endif /* pbkdf2.h */