blob: 8f348ce524cffe5626dc1834e87b95f35b3cc365 [file] [log] [blame]
* \file pkcs5.h
* \brief PKCS#5 functions
* \author Mathias Olsson <>
* Copyright The Mbed TLS Contributors
* SPDX-License-Identifier: Apache-2.0
* Licensed under the Apache License, Version 2.0 (the "License"); you may
* not use this file except in compliance with the License.
* You may obtain a copy of the License at
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
#include "mbedtls/config.h"
#include "mbedtls/asn1.h"
#include "mbedtls/md.h"
#include <stddef.h>
#include <stdint.h>
#define MBEDTLS_ERR_PKCS5_BAD_INPUT_DATA -0x2f80 /**< Bad input parameters to function. */
#define MBEDTLS_ERR_PKCS5_INVALID_FORMAT -0x2f00 /**< Unexpected ASN.1 data. */
#define MBEDTLS_ERR_PKCS5_FEATURE_UNAVAILABLE -0x2e80 /**< Requested encryption or digest alg not available. */
#define MBEDTLS_ERR_PKCS5_PASSWORD_MISMATCH -0x2e00 /**< Given private key password does not allow for correct decryption. */
#ifdef __cplusplus
extern "C" {
#if defined(MBEDTLS_ASN1_PARSE_C)
* \brief PKCS#5 PBES2 function
* \param pbe_params the ASN.1 algorithm parameters
* \param pwd password to use when generating key
* \param pwdlen length of password
* \param data data to process
* \param datalen length of data
* \param output output buffer
* \returns 0 on success, or a MBEDTLS_ERR_XXX code if verification fails.
int mbedtls_pkcs5_pbes2( const mbedtls_asn1_buf *pbe_params, int mode,
const unsigned char *pwd, size_t pwdlen,
const unsigned char *data, size_t datalen,
unsigned char *output );
#endif /* MBEDTLS_ASN1_PARSE_C */
* \brief PKCS#5 PBKDF2 using HMAC
* \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 in bytes
* \param output Generated key. Must be at least as big as key_length
* \returns 0 on success, or a MBEDTLS_ERR_XXX code if verification fails.
int mbedtls_pkcs5_pbkdf2_hmac( mbedtls_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 );
#if defined(MBEDTLS_SELF_TEST)
* \brief Checkup routine
* \return 0 if successful, or 1 if the test failed
int mbedtls_pkcs5_self_test( int verbose );
#endif /* MBEDTLS_SELF_TEST */
#ifdef __cplusplus
#endif /* pkcs5.h */