Marco Zecchini
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Example_RTOS
Rtos API example
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pkcs5.h
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00001 /** 00002 * \file pkcs5.h 00003 * 00004 * \brief PKCS#5 functions 00005 * 00006 * \author Mathias Olsson <mathias@kompetensum.com> 00007 * 00008 * Copyright (C) 2006-2015, ARM Limited, All Rights Reserved 00009 * SPDX-License-Identifier: Apache-2.0 00010 * 00011 * Licensed under the Apache License, Version 2.0 (the "License"); you may 00012 * not use this file except in compliance with the License. 00013 * You may obtain a copy of the License at 00014 * 00015 * http://www.apache.org/licenses/LICENSE-2.0 00016 * 00017 * Unless required by applicable law or agreed to in writing, software 00018 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT 00019 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 00020 * See the License for the specific language governing permissions and 00021 * limitations under the License. 00022 * 00023 * This file is part of mbed TLS (https://tls.mbed.org) 00024 */ 00025 #ifndef MBEDTLS_PKCS5_H 00026 #define MBEDTLS_PKCS5_H 00027 00028 #include "asn1.h" 00029 #include "md.h" 00030 00031 #include <stddef.h> 00032 #include <stdint.h> 00033 00034 #define MBEDTLS_ERR_PKCS5_BAD_INPUT_DATA -0x2f80 /**< Bad input parameters to function. */ 00035 #define MBEDTLS_ERR_PKCS5_INVALID_FORMAT -0x2f00 /**< Unexpected ASN.1 data. */ 00036 #define MBEDTLS_ERR_PKCS5_FEATURE_UNAVAILABLE -0x2e80 /**< Requested encryption or digest alg not available. */ 00037 #define MBEDTLS_ERR_PKCS5_PASSWORD_MISMATCH -0x2e00 /**< Given private key password does not allow for correct decryption. */ 00038 00039 #define MBEDTLS_PKCS5_DECRYPT 0 00040 #define MBEDTLS_PKCS5_ENCRYPT 1 00041 00042 #ifdef __cplusplus 00043 extern "C" { 00044 #endif 00045 00046 /** 00047 * \brief PKCS#5 PBES2 function 00048 * 00049 * \param pbe_params the ASN.1 algorithm parameters 00050 * \param mode either MBEDTLS_PKCS5_DECRYPT or MBEDTLS_PKCS5_ENCRYPT 00051 * \param pwd password to use when generating key 00052 * \param pwdlen length of password 00053 * \param data data to process 00054 * \param datalen length of data 00055 * \param output output buffer 00056 * 00057 * \returns 0 on success, or a MBEDTLS_ERR_XXX code if verification fails. 00058 */ 00059 int mbedtls_pkcs5_pbes2( const mbedtls_asn1_buf *pbe_params, int mode, 00060 const unsigned char *pwd, size_t pwdlen, 00061 const unsigned char *data, size_t datalen, 00062 unsigned char *output ); 00063 00064 /** 00065 * \brief PKCS#5 PBKDF2 using HMAC 00066 * 00067 * \param ctx Generic HMAC context 00068 * \param password Password to use when generating key 00069 * \param plen Length of password 00070 * \param salt Salt to use when generating key 00071 * \param slen Length of salt 00072 * \param iteration_count Iteration count 00073 * \param key_length Length of generated key in bytes 00074 * \param output Generated key. Must be at least as big as key_length 00075 * 00076 * \returns 0 on success, or a MBEDTLS_ERR_XXX code if verification fails. 00077 */ 00078 int mbedtls_pkcs5_pbkdf2_hmac( mbedtls_md_context_t *ctx, const unsigned char *password, 00079 size_t plen, const unsigned char *salt, size_t slen, 00080 unsigned int iteration_count, 00081 uint32_t key_length, unsigned char *output ); 00082 00083 /** 00084 * \brief Checkup routine 00085 * 00086 * \return 0 if successful, or 1 if the test failed 00087 */ 00088 int mbedtls_pkcs5_self_test( int verbose ); 00089 00090 #ifdef __cplusplus 00091 } 00092 #endif 00093 00094 #endif /* pkcs5.h */
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