| /** |
| * \file pkcs5.h |
| * |
| * \brief PKCS#5 functions |
| * |
| * \author Mathias Olsson <mathias@kompetensum.com> |
| * |
| * Copyright (C) 2006-2015, ARM Limited, All Rights Reserved |
| * 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 |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * 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. |
| * |
| * This file is part of mbed TLS (https://tls.mbed.org) |
| */ |
| #ifndef MBEDTLS_PKCS5_H |
| #define MBEDTLS_PKCS5_H |
| |
| #include "asn1.h" |
| #include "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. */ |
| |
| #define MBEDTLS_PKCS5_DECRYPT 0 |
| #define MBEDTLS_PKCS5_ENCRYPT 1 |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| /** |
| * \brief PKCS#5 PBES2 function |
| * |
| * \param pbe_params the ASN.1 algorithm parameters |
| * \param mode either MBEDTLS_PKCS5_DECRYPT or MBEDTLS_PKCS5_ENCRYPT |
| * \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 ); |
| |
| /** |
| * \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 ); |
| |
| /** |
| * \brief Checkup routine |
| * |
| * \return 0 if successful, or 1 if the test failed |
| */ |
| int mbedtls_pkcs5_self_test( int verbose ); |
| |
| #ifdef __cplusplus |
| } |
| #endif |
| |
| #endif /* pkcs5.h */ |