Eric Tsai / mbedtls

Modified mbed TLS headers for AES functionality only to reduce build size

Dependents:   BLE_Gateway_Linker_fix BLE_Gateway

Fork of mbedtls by sandbox

mbedtls/aes.h@5:f09f5ed830ca, 2017-07-10 (annotated)

Committer:
electronichamsters
Date:
Mon Jul 10 04:00:25 2017 +0000
Revision:
5:f09f5ed830ca
Parent:
1:24750b9ad5ef 
working gateway

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Christopher Haster 1:24750b9ad5ef 1 /**
Christopher Haster 1:24750b9ad5ef 2 * \file aes.h
Christopher Haster 1:24750b9ad5ef 3 *
Christopher Haster 1:24750b9ad5ef 4 * \brief AES block cipher
Christopher Haster 1:24750b9ad5ef 5 *
Christopher Haster 1:24750b9ad5ef 6 * Copyright (C) 2006-2015, ARM Limited, All Rights Reserved
Christopher Haster 1:24750b9ad5ef 7 * SPDX-License-Identifier: Apache-2.0
Christopher Haster 1:24750b9ad5ef 8 *
Christopher Haster 1:24750b9ad5ef 9 * Licensed under the Apache License, Version 2.0 (the "License"); you may
Christopher Haster 1:24750b9ad5ef 10 * not use this file except in compliance with the License.
Christopher Haster 1:24750b9ad5ef 11 * You may obtain a copy of the License at
Christopher Haster 1:24750b9ad5ef 12 *
Christopher Haster 1:24750b9ad5ef 13 * http://www.apache.org/licenses/LICENSE-2.0
Christopher Haster 1:24750b9ad5ef 14 *
Christopher Haster 1:24750b9ad5ef 15 * Unless required by applicable law or agreed to in writing, software
Christopher Haster 1:24750b9ad5ef 16 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
Christopher Haster 1:24750b9ad5ef 17 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
Christopher Haster 1:24750b9ad5ef 18 * See the License for the specific language governing permissions and
Christopher Haster 1:24750b9ad5ef 19 * limitations under the License.
Christopher Haster 1:24750b9ad5ef 20 *
Christopher Haster 1:24750b9ad5ef 21 * This file is part of mbed TLS (https://tls.mbed.org)
Christopher Haster 1:24750b9ad5ef 22 */
Christopher Haster 1:24750b9ad5ef 23 #ifndef MBEDTLS_AES_H
Christopher Haster 1:24750b9ad5ef 24 #define MBEDTLS_AES_H
Christopher Haster 1:24750b9ad5ef 25
Christopher Haster 1:24750b9ad5ef 26 #if !defined(MBEDTLS_CONFIG_FILE)
Christopher Haster 1:24750b9ad5ef 27 #include "config.h"
Christopher Haster 1:24750b9ad5ef 28 #else
Christopher Haster 1:24750b9ad5ef 29 #include MBEDTLS_CONFIG_FILE
Christopher Haster 1:24750b9ad5ef 30 #endif
Christopher Haster 1:24750b9ad5ef 31
Christopher Haster 1:24750b9ad5ef 32 #include <stddef.h>
Christopher Haster 1:24750b9ad5ef 33 #include <stdint.h>
Christopher Haster 1:24750b9ad5ef 34
Christopher Haster 1:24750b9ad5ef 35 /* padlock.c and aesni.c rely on these values! */
Christopher Haster 1:24750b9ad5ef 36 #define MBEDTLS_AES_ENCRYPT 1
Christopher Haster 1:24750b9ad5ef 37 #define MBEDTLS_AES_DECRYPT 0
Christopher Haster 1:24750b9ad5ef 38
Christopher Haster 1:24750b9ad5ef 39 #define MBEDTLS_ERR_AES_INVALID_KEY_LENGTH -0x0020 /**< Invalid key length. */
Christopher Haster 1:24750b9ad5ef 40 #define MBEDTLS_ERR_AES_INVALID_INPUT_LENGTH -0x0022 /**< Invalid data input length. */
Christopher Haster 1:24750b9ad5ef 41
Christopher Haster 1:24750b9ad5ef 42 #if !defined(MBEDTLS_AES_ALT)
Christopher Haster 1:24750b9ad5ef 43 // Regular implementation
Christopher Haster 1:24750b9ad5ef 44 //
Christopher Haster 1:24750b9ad5ef 45
Christopher Haster 1:24750b9ad5ef 46 #ifdef __cplusplus
Christopher Haster 1:24750b9ad5ef 47 extern "C" {
Christopher Haster 1:24750b9ad5ef 48 #endif
Christopher Haster 1:24750b9ad5ef 49
Christopher Haster 1:24750b9ad5ef 50 /**
Christopher Haster 1:24750b9ad5ef 51 * \brief AES context structure
Christopher Haster 1:24750b9ad5ef 52 *
Christopher Haster 1:24750b9ad5ef 53 * \note buf is able to hold 32 extra bytes, which can be used:
Christopher Haster 1:24750b9ad5ef 54 * - for alignment purposes if VIA padlock is used, and/or
Christopher Haster 1:24750b9ad5ef 55 * - to simplify key expansion in the 256-bit case by
Christopher Haster 1:24750b9ad5ef 56 * generating an extra round key
Christopher Haster 1:24750b9ad5ef 57 */
Christopher Haster 1:24750b9ad5ef 58 typedef struct
Christopher Haster 1:24750b9ad5ef 59 {
Christopher Haster 1:24750b9ad5ef 60 int nr; /*!< number of rounds */
Christopher Haster 1:24750b9ad5ef 61 uint32_t *rk; /*!< AES round keys */
Christopher Haster 1:24750b9ad5ef 62 uint32_t buf[68]; /*!< unaligned data */
Christopher Haster 1:24750b9ad5ef 63 }
Christopher Haster 1:24750b9ad5ef 64 mbedtls_aes_context;
Christopher Haster 1:24750b9ad5ef 65
Christopher Haster 1:24750b9ad5ef 66 /**
Christopher Haster 1:24750b9ad5ef 67 * \brief Initialize AES context
Christopher Haster 1:24750b9ad5ef 68 *
Christopher Haster 1:24750b9ad5ef 69 * \param ctx AES context to be initialized
Christopher Haster 1:24750b9ad5ef 70 */
Christopher Haster 1:24750b9ad5ef 71 void mbedtls_aes_init( mbedtls_aes_context *ctx );
Christopher Haster 1:24750b9ad5ef 72
Christopher Haster 1:24750b9ad5ef 73 /**
Christopher Haster 1:24750b9ad5ef 74 * \brief Clear AES context
Christopher Haster 1:24750b9ad5ef 75 *
Christopher Haster 1:24750b9ad5ef 76 * \param ctx AES context to be cleared
Christopher Haster 1:24750b9ad5ef 77 */
Christopher Haster 1:24750b9ad5ef 78 void mbedtls_aes_free( mbedtls_aes_context *ctx );
Christopher Haster 1:24750b9ad5ef 79
Christopher Haster 1:24750b9ad5ef 80 /**
Christopher Haster 1:24750b9ad5ef 81 * \brief AES key schedule (encryption)
Christopher Haster 1:24750b9ad5ef 82 *
Christopher Haster 1:24750b9ad5ef 83 * \param ctx AES context to be initialized
Christopher Haster 1:24750b9ad5ef 84 * \param key encryption key
Christopher Haster 1:24750b9ad5ef 85 * \param keybits must be 128, 192 or 256
Christopher Haster 1:24750b9ad5ef 86 *
Christopher Haster 1:24750b9ad5ef 87 * \return 0 if successful, or MBEDTLS_ERR_AES_INVALID_KEY_LENGTH
Christopher Haster 1:24750b9ad5ef 88 */
Christopher Haster 1:24750b9ad5ef 89 int mbedtls_aes_setkey_enc( mbedtls_aes_context *ctx, const unsigned char *key,
Christopher Haster 1:24750b9ad5ef 90 unsigned int keybits );
Christopher Haster 1:24750b9ad5ef 91
Christopher Haster 1:24750b9ad5ef 92 /**
Christopher Haster 1:24750b9ad5ef 93 * \brief AES key schedule (decryption)
Christopher Haster 1:24750b9ad5ef 94 *
Christopher Haster 1:24750b9ad5ef 95 * \param ctx AES context to be initialized
Christopher Haster 1:24750b9ad5ef 96 * \param key decryption key
Christopher Haster 1:24750b9ad5ef 97 * \param keybits must be 128, 192 or 256
Christopher Haster 1:24750b9ad5ef 98 *
Christopher Haster 1:24750b9ad5ef 99 * \return 0 if successful, or MBEDTLS_ERR_AES_INVALID_KEY_LENGTH
Christopher Haster 1:24750b9ad5ef 100 */
Christopher Haster 1:24750b9ad5ef 101 int mbedtls_aes_setkey_dec( mbedtls_aes_context *ctx, const unsigned char *key,
Christopher Haster 1:24750b9ad5ef 102 unsigned int keybits );
Christopher Haster 1:24750b9ad5ef 103
Christopher Haster 1:24750b9ad5ef 104 /**
Christopher Haster 1:24750b9ad5ef 105 * \brief AES-ECB block encryption/decryption
Christopher Haster 1:24750b9ad5ef 106 *
Christopher Haster 1:24750b9ad5ef 107 * \param ctx AES context
Christopher Haster 1:24750b9ad5ef 108 * \param mode MBEDTLS_AES_ENCRYPT or MBEDTLS_AES_DECRYPT
Christopher Haster 1:24750b9ad5ef 109 * \param input 16-byte input block
Christopher Haster 1:24750b9ad5ef 110 * \param output 16-byte output block
Christopher Haster 1:24750b9ad5ef 111 *
Christopher Haster 1:24750b9ad5ef 112 * \return 0 if successful
Christopher Haster 1:24750b9ad5ef 113 */
Christopher Haster 1:24750b9ad5ef 114 int mbedtls_aes_crypt_ecb( mbedtls_aes_context *ctx,
Christopher Haster 1:24750b9ad5ef 115 int mode,
Christopher Haster 1:24750b9ad5ef 116 const unsigned char input[16],
Christopher Haster 1:24750b9ad5ef 117 unsigned char output[16] );
Christopher Haster 1:24750b9ad5ef 118
Christopher Haster 1:24750b9ad5ef 119 #if defined(MBEDTLS_CIPHER_MODE_CBC)
Christopher Haster 1:24750b9ad5ef 120 /**
Christopher Haster 1:24750b9ad5ef 121 * \brief AES-CBC buffer encryption/decryption
Christopher Haster 1:24750b9ad5ef 122 * Length should be a multiple of the block
Christopher Haster 1:24750b9ad5ef 123 * size (16 bytes)
Christopher Haster 1:24750b9ad5ef 124 *
Christopher Haster 1:24750b9ad5ef 125 * \note Upon exit, the content of the IV is updated so that you can
Christopher Haster 1:24750b9ad5ef 126 * call the function same function again on the following
Christopher Haster 1:24750b9ad5ef 127 * block(s) of data and get the same result as if it was
Christopher Haster 1:24750b9ad5ef 128 * encrypted in one call. This allows a "streaming" usage.
Christopher Haster 1:24750b9ad5ef 129 * If on the other hand you need to retain the contents of the
Christopher Haster 1:24750b9ad5ef 130 * IV, you should either save it manually or use the cipher
Christopher Haster 1:24750b9ad5ef 131 * module instead.
Christopher Haster 1:24750b9ad5ef 132 *
Christopher Haster 1:24750b9ad5ef 133 * \param ctx AES context
Christopher Haster 1:24750b9ad5ef 134 * \param mode MBEDTLS_AES_ENCRYPT or MBEDTLS_AES_DECRYPT
Christopher Haster 1:24750b9ad5ef 135 * \param length length of the input data
Christopher Haster 1:24750b9ad5ef 136 * \param iv initialization vector (updated after use)
Christopher Haster 1:24750b9ad5ef 137 * \param input buffer holding the input data
Christopher Haster 1:24750b9ad5ef 138 * \param output buffer holding the output data
Christopher Haster 1:24750b9ad5ef 139 *
Christopher Haster 1:24750b9ad5ef 140 * \return 0 if successful, or MBEDTLS_ERR_AES_INVALID_INPUT_LENGTH
Christopher Haster 1:24750b9ad5ef 141 */
Christopher Haster 1:24750b9ad5ef 142 int mbedtls_aes_crypt_cbc( mbedtls_aes_context *ctx,
Christopher Haster 1:24750b9ad5ef 143 int mode,
Christopher Haster 1:24750b9ad5ef 144 size_t length,
Christopher Haster 1:24750b9ad5ef 145 unsigned char iv[16],
Christopher Haster 1:24750b9ad5ef 146 const unsigned char *input,
Christopher Haster 1:24750b9ad5ef 147 unsigned char *output );
Christopher Haster 1:24750b9ad5ef 148 #endif /* MBEDTLS_CIPHER_MODE_CBC */
Christopher Haster 1:24750b9ad5ef 149
Christopher Haster 1:24750b9ad5ef 150 #if defined(MBEDTLS_CIPHER_MODE_CFB)
Christopher Haster 1:24750b9ad5ef 151 /**
Christopher Haster 1:24750b9ad5ef 152 * \brief AES-CFB128 buffer encryption/decryption.
Christopher Haster 1:24750b9ad5ef 153 *
Christopher Haster 1:24750b9ad5ef 154 * Note: Due to the nature of CFB you should use the same key schedule for
Christopher Haster 1:24750b9ad5ef 155 * both encryption and decryption. So a context initialized with
Christopher Haster 1:24750b9ad5ef 156 * mbedtls_aes_setkey_enc() for both MBEDTLS_AES_ENCRYPT and MBEDTLS_AES_DECRYPT.
Christopher Haster 1:24750b9ad5ef 157 *
Christopher Haster 1:24750b9ad5ef 158 * \note Upon exit, the content of the IV is updated so that you can
Christopher Haster 1:24750b9ad5ef 159 * call the function same function again on the following
Christopher Haster 1:24750b9ad5ef 160 * block(s) of data and get the same result as if it was
Christopher Haster 1:24750b9ad5ef 161 * encrypted in one call. This allows a "streaming" usage.
Christopher Haster 1:24750b9ad5ef 162 * If on the other hand you need to retain the contents of the
Christopher Haster 1:24750b9ad5ef 163 * IV, you should either save it manually or use the cipher
Christopher Haster 1:24750b9ad5ef 164 * module instead.
Christopher Haster 1:24750b9ad5ef 165 *
Christopher Haster 1:24750b9ad5ef 166 * \param ctx AES context
Christopher Haster 1:24750b9ad5ef 167 * \param mode MBEDTLS_AES_ENCRYPT or MBEDTLS_AES_DECRYPT
Christopher Haster 1:24750b9ad5ef 168 * \param length length of the input data
Christopher Haster 1:24750b9ad5ef 169 * \param iv_off offset in IV (updated after use)
Christopher Haster 1:24750b9ad5ef 170 * \param iv initialization vector (updated after use)
Christopher Haster 1:24750b9ad5ef 171 * \param input buffer holding the input data
Christopher Haster 1:24750b9ad5ef 172 * \param output buffer holding the output data
Christopher Haster 1:24750b9ad5ef 173 *
Christopher Haster 1:24750b9ad5ef 174 * \return 0 if successful
Christopher Haster 1:24750b9ad5ef 175 */
Christopher Haster 1:24750b9ad5ef 176 int mbedtls_aes_crypt_cfb128( mbedtls_aes_context *ctx,
Christopher Haster 1:24750b9ad5ef 177 int mode,
Christopher Haster 1:24750b9ad5ef 178 size_t length,
Christopher Haster 1:24750b9ad5ef 179 size_t *iv_off,
Christopher Haster 1:24750b9ad5ef 180 unsigned char iv[16],
Christopher Haster 1:24750b9ad5ef 181 const unsigned char *input,
Christopher Haster 1:24750b9ad5ef 182 unsigned char *output );
Christopher Haster 1:24750b9ad5ef 183
Christopher Haster 1:24750b9ad5ef 184 /**
Christopher Haster 1:24750b9ad5ef 185 * \brief AES-CFB8 buffer encryption/decryption.
Christopher Haster 1:24750b9ad5ef 186 *
Christopher Haster 1:24750b9ad5ef 187 * Note: Due to the nature of CFB you should use the same key schedule for
Christopher Haster 1:24750b9ad5ef 188 * both encryption and decryption. So a context initialized with
Christopher Haster 1:24750b9ad5ef 189 * mbedtls_aes_setkey_enc() for both MBEDTLS_AES_ENCRYPT and MBEDTLS_AES_DECRYPT.
Christopher Haster 1:24750b9ad5ef 190 *
Christopher Haster 1:24750b9ad5ef 191 * \note Upon exit, the content of the IV is updated so that you can
Christopher Haster 1:24750b9ad5ef 192 * call the function same function again on the following
Christopher Haster 1:24750b9ad5ef 193 * block(s) of data and get the same result as if it was
Christopher Haster 1:24750b9ad5ef 194 * encrypted in one call. This allows a "streaming" usage.
Christopher Haster 1:24750b9ad5ef 195 * If on the other hand you need to retain the contents of the
Christopher Haster 1:24750b9ad5ef 196 * IV, you should either save it manually or use the cipher
Christopher Haster 1:24750b9ad5ef 197 * module instead.
Christopher Haster 1:24750b9ad5ef 198 *
Christopher Haster 1:24750b9ad5ef 199 * \param ctx AES context
Christopher Haster 1:24750b9ad5ef 200 * \param mode MBEDTLS_AES_ENCRYPT or MBEDTLS_AES_DECRYPT
Christopher Haster 1:24750b9ad5ef 201 * \param length length of the input data
Christopher Haster 1:24750b9ad5ef 202 * \param iv initialization vector (updated after use)
Christopher Haster 1:24750b9ad5ef 203 * \param input buffer holding the input data
Christopher Haster 1:24750b9ad5ef 204 * \param output buffer holding the output data
Christopher Haster 1:24750b9ad5ef 205 *
Christopher Haster 1:24750b9ad5ef 206 * \return 0 if successful
Christopher Haster 1:24750b9ad5ef 207 */
Christopher Haster 1:24750b9ad5ef 208 int mbedtls_aes_crypt_cfb8( mbedtls_aes_context *ctx,
Christopher Haster 1:24750b9ad5ef 209 int mode,
Christopher Haster 1:24750b9ad5ef 210 size_t length,
Christopher Haster 1:24750b9ad5ef 211 unsigned char iv[16],
Christopher Haster 1:24750b9ad5ef 212 const unsigned char *input,
Christopher Haster 1:24750b9ad5ef 213 unsigned char *output );
Christopher Haster 1:24750b9ad5ef 214 #endif /*MBEDTLS_CIPHER_MODE_CFB */
Christopher Haster 1:24750b9ad5ef 215
Christopher Haster 1:24750b9ad5ef 216 #if defined(MBEDTLS_CIPHER_MODE_CTR)
Christopher Haster 1:24750b9ad5ef 217 /**
Christopher Haster 1:24750b9ad5ef 218 * \brief AES-CTR buffer encryption/decryption
Christopher Haster 1:24750b9ad5ef 219 *
Christopher Haster 1:24750b9ad5ef 220 * Warning: You have to keep the maximum use of your counter in mind!
Christopher Haster 1:24750b9ad5ef 221 *
Christopher Haster 1:24750b9ad5ef 222 * Note: Due to the nature of CTR you should use the same key schedule for
Christopher Haster 1:24750b9ad5ef 223 * both encryption and decryption. So a context initialized with
Christopher Haster 1:24750b9ad5ef 224 * mbedtls_aes_setkey_enc() for both MBEDTLS_AES_ENCRYPT and MBEDTLS_AES_DECRYPT.
Christopher Haster 1:24750b9ad5ef 225 *
Christopher Haster 1:24750b9ad5ef 226 * \param ctx AES context
Christopher Haster 1:24750b9ad5ef 227 * \param length The length of the data
Christopher Haster 1:24750b9ad5ef 228 * \param nc_off The offset in the current stream_block (for resuming
Christopher Haster 1:24750b9ad5ef 229 * within current cipher stream). The offset pointer to
Christopher Haster 1:24750b9ad5ef 230 * should be 0 at the start of a stream.
Christopher Haster 1:24750b9ad5ef 231 * \param nonce_counter The 128-bit nonce and counter.
Christopher Haster 1:24750b9ad5ef 232 * \param stream_block The saved stream-block for resuming. Is overwritten
Christopher Haster 1:24750b9ad5ef 233 * by the function.
Christopher Haster 1:24750b9ad5ef 234 * \param input The input data stream
Christopher Haster 1:24750b9ad5ef 235 * \param output The output data stream
Christopher Haster 1:24750b9ad5ef 236 *
Christopher Haster 1:24750b9ad5ef 237 * \return 0 if successful
Christopher Haster 1:24750b9ad5ef 238 */
Christopher Haster 1:24750b9ad5ef 239 int mbedtls_aes_crypt_ctr( mbedtls_aes_context *ctx,
Christopher Haster 1:24750b9ad5ef 240 size_t length,
Christopher Haster 1:24750b9ad5ef 241 size_t *nc_off,
Christopher Haster 1:24750b9ad5ef 242 unsigned char nonce_counter[16],
Christopher Haster 1:24750b9ad5ef 243 unsigned char stream_block[16],
Christopher Haster 1:24750b9ad5ef 244 const unsigned char *input,
Christopher Haster 1:24750b9ad5ef 245 unsigned char *output );
Christopher Haster 1:24750b9ad5ef 246 #endif /* MBEDTLS_CIPHER_MODE_CTR */
Christopher Haster 1:24750b9ad5ef 247
Christopher Haster 1:24750b9ad5ef 248 /**
Christopher Haster 1:24750b9ad5ef 249 * \brief Internal AES block encryption function
Christopher Haster 1:24750b9ad5ef 250 * (Only exposed to allow overriding it,
Christopher Haster 1:24750b9ad5ef 251 * see MBEDTLS_AES_ENCRYPT_ALT)
Christopher Haster 1:24750b9ad5ef 252 *
Christopher Haster 1:24750b9ad5ef 253 * \param ctx AES context
Christopher Haster 1:24750b9ad5ef 254 * \param input Plaintext block
Christopher Haster 1:24750b9ad5ef 255 * \param output Output (ciphertext) block
Christopher Haster 1:24750b9ad5ef 256 */
Christopher Haster 1:24750b9ad5ef 257 void mbedtls_aes_encrypt( mbedtls_aes_context *ctx,
Christopher Haster 1:24750b9ad5ef 258 const unsigned char input[16],
Christopher Haster 1:24750b9ad5ef 259 unsigned char output[16] );
Christopher Haster 1:24750b9ad5ef 260
Christopher Haster 1:24750b9ad5ef 261 /**
Christopher Haster 1:24750b9ad5ef 262 * \brief Internal AES block decryption function
Christopher Haster 1:24750b9ad5ef 263 * (Only exposed to allow overriding it,
Christopher Haster 1:24750b9ad5ef 264 * see MBEDTLS_AES_DECRYPT_ALT)
Christopher Haster 1:24750b9ad5ef 265 *
Christopher Haster 1:24750b9ad5ef 266 * \param ctx AES context
Christopher Haster 1:24750b9ad5ef 267 * \param input Ciphertext block
Christopher Haster 1:24750b9ad5ef 268 * \param output Output (plaintext) block
Christopher Haster 1:24750b9ad5ef 269 */
Christopher Haster 1:24750b9ad5ef 270 void mbedtls_aes_decrypt( mbedtls_aes_context *ctx,
Christopher Haster 1:24750b9ad5ef 271 const unsigned char input[16],
Christopher Haster 1:24750b9ad5ef 272 unsigned char output[16] );
Christopher Haster 1:24750b9ad5ef 273
Christopher Haster 1:24750b9ad5ef 274 #ifdef __cplusplus
Christopher Haster 1:24750b9ad5ef 275 }
Christopher Haster 1:24750b9ad5ef 276 #endif
Christopher Haster 1:24750b9ad5ef 277
Christopher Haster 1:24750b9ad5ef 278 #else /* MBEDTLS_AES_ALT */
Christopher Haster 1:24750b9ad5ef 279 #include "aes_alt.h"
Christopher Haster 1:24750b9ad5ef 280 #endif /* MBEDTLS_AES_ALT */
Christopher Haster 1:24750b9ad5ef 281
Christopher Haster 1:24750b9ad5ef 282 #ifdef __cplusplus
Christopher Haster 1:24750b9ad5ef 283 extern "C" {
Christopher Haster 1:24750b9ad5ef 284 #endif
Christopher Haster 1:24750b9ad5ef 285
Christopher Haster 1:24750b9ad5ef 286 /**
Christopher Haster 1:24750b9ad5ef 287 * \brief Checkup routine
Christopher Haster 1:24750b9ad5ef 288 *
Christopher Haster 1:24750b9ad5ef 289 * \return 0 if successful, or 1 if the test failed
Christopher Haster 1:24750b9ad5ef 290 */
Christopher Haster 1:24750b9ad5ef 291 int mbedtls_aes_self_test( int verbose );
Christopher Haster 1:24750b9ad5ef 292
Christopher Haster 1:24750b9ad5ef 293 #ifdef __cplusplus
Christopher Haster 1:24750b9ad5ef 294 }
Christopher Haster 1:24750b9ad5ef 295 #endif
Christopher Haster 1:24750b9ad5ef 296
Christopher Haster 1:24750b9ad5ef 297 #endif /* aes.h */