1 /** 2 * \file config.h 3 * 4 * \brief Configuration options (set of defines) 5 * 6 * This set of compile-time options may be used to enable 7 * or disable features selectively, and reduce the global 8 * memory footprint. 9 */ 10 /* 11 * Copyright (C) 2006-2018, ARM Limited, All Rights Reserved 12 * SPDX-License-Identifier: Apache-2.0 13 * 14 * Licensed under the Apache License, Version 2.0 (the "License"); you may 15 * not use this file except in compliance with the License. 16 * You may obtain a copy of the License at 17 * 18 * http://www.apache.org/licenses/LICENSE-2.0 19 * 20 * Unless required by applicable law or agreed to in writing, software 21 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT 22 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 23 * See the License for the specific language governing permissions and 24 * limitations under the License. 25 * 26 * This file is part of mbed TLS (https://tls.mbed.org) 27 */ 28 29 #ifndef MBEDTLS_CONFIG_H 30 #define MBEDTLS_CONFIG_H 31 32 #if defined(_MSC_VER) && !defined(_CRT_SECURE_NO_DEPRECATE) 33 #define _CRT_SECURE_NO_DEPRECATE 1 34 #endif 35 36 /** 37 * \name SECTION: System support 38 * 39 * This section sets system specific settings. 40 * \{ 41 */ 42 43 /** 44 * \def MBEDTLS_HAVE_ASM 45 * 46 * The compiler has support for asm(). 47 * 48 * Requires support for asm() in compiler. 49 * 50 * Used in: 51 * library/aria.c 52 * library/timing.c 53 * include/mbedtls/bn_mul.h 54 * 55 * Required by: 56 * MBEDTLS_AESNI_C 57 * MBEDTLS_PADLOCK_C 58 * 59 * Comment to disable the use of assembly code. 60 */ 61 #define MBEDTLS_HAVE_ASM 62 63 /** 64 * \def MBEDTLS_NO_UDBL_DIVISION 65 * 66 * The platform lacks support for double-width integer division (64-bit 67 * division on a 32-bit platform, 128-bit division on a 64-bit platform). 68 * 69 * Used in: 70 * include/mbedtls/bignum.h 71 * library/bignum.c 72 * 73 * The bignum code uses double-width division to speed up some operations. 74 * Double-width division is often implemented in software that needs to 75 * be linked with the program. The presence of a double-width integer 76 * type is usually detected automatically through preprocessor macros, 77 * but the automatic detection cannot know whether the code needs to 78 * and can be linked with an implementation of division for that type. 79 * By default division is assumed to be usable if the type is present. 80 * Uncomment this option to prevent the use of double-width division. 81 * 82 * Note that division for the native integer type is always required. 83 * Furthermore, a 64-bit type is always required even on a 32-bit 84 * platform, but it need not support multiplication or division. In some 85 * cases it is also desirable to disable some double-width operations. For 86 * example, if double-width division is implemented in software, disabling 87 * it can reduce code size in some embedded targets. 88 */ 89 //#define MBEDTLS_NO_UDBL_DIVISION 90 91 /** 92 * \def MBEDTLS_NO_64BIT_MULTIPLICATION 93 * 94 * The platform lacks support for 32x32 -> 64-bit multiplication. 95 * 96 * Used in: 97 * library/poly1305.c 98 * 99 * Some parts of the library may use multiplication of two unsigned 32-bit 100 * operands with a 64-bit result in order to speed up computations. On some 101 * platforms, this is not available in hardware and has to be implemented in 102 * software, usually in a library provided by the toolchain. 103 * 104 * Sometimes it is not desirable to have to link to that library. This option 105 * removes the dependency of that library on platforms that lack a hardware 106 * 64-bit multiplier by embedding a software implementation in Mbed TLS. 107 * 108 * Note that depending on the compiler, this may decrease performance compared 109 * to using the library function provided by the toolchain. 110 */ 111 //#define MBEDTLS_NO_64BIT_MULTIPLICATION 112 113 /** 114 * \def MBEDTLS_HAVE_SSE2 115 * 116 * CPU supports SSE2 instruction set. 117 * 118 * Uncomment if the CPU supports SSE2 (IA-32 specific). 119 */ 120 //#define MBEDTLS_HAVE_SSE2 121 122 /** 123 * \def MBEDTLS_HAVE_TIME 124 * 125 * System has time.h and time(). 126 * The time does not need to be correct, only time differences are used, 127 * by contrast with MBEDTLS_HAVE_TIME_DATE 128 * 129 * Defining MBEDTLS_HAVE_TIME allows you to specify MBEDTLS_PLATFORM_TIME_ALT, 130 * MBEDTLS_PLATFORM_TIME_MACRO, MBEDTLS_PLATFORM_TIME_TYPE_MACRO and 131 * MBEDTLS_PLATFORM_STD_TIME. 132 * 133 * Comment if your system does not support time functions 134 */ 135 #define MBEDTLS_HAVE_TIME 136 137 /** 138 * \def MBEDTLS_HAVE_TIME_DATE 139 * 140 * System has time.h, time(), and an implementation for 141 * mbedtls_platform_gmtime_r() (see below). 142 * The time needs to be correct (not necessarily very accurate, but at least 143 * the date should be correct). This is used to verify the validity period of 144 * X.509 certificates. 145 * 146 * Comment if your system does not have a correct clock. 147 * 148 * \note mbedtls_platform_gmtime_r() is an abstraction in platform_util.h that 149 * behaves similarly to the gmtime_r() function from the C standard. Refer to 150 * the documentation for mbedtls_platform_gmtime_r() for more information. 151 * 152 * \note It is possible to configure an implementation for 153 * mbedtls_platform_gmtime_r() at compile-time by using the macro 154 * MBEDTLS_PLATFORM_GMTIME_R_ALT. 155 */ 156 // #define MBEDTLS_HAVE_TIME_DATE 157 158 /** 159 * \def MBEDTLS_PLATFORM_MEMORY 160 * 161 * Enable the memory allocation layer. 162 * 163 * By default mbed TLS uses the system-provided calloc() and free(). 164 * This allows different allocators (self-implemented or provided) to be 165 * provided to the platform abstraction layer. 166 * 167 * Enabling MBEDTLS_PLATFORM_MEMORY without the 168 * MBEDTLS_PLATFORM_{FREE,CALLOC}_MACROs will provide 169 * "mbedtls_platform_set_calloc_free()" allowing you to set an alternative calloc() and 170 * free() function pointer at runtime. 171 * 172 * Enabling MBEDTLS_PLATFORM_MEMORY and specifying 173 * MBEDTLS_PLATFORM_{CALLOC,FREE}_MACROs will allow you to specify the 174 * alternate function at compile time. 175 * 176 * Requires: MBEDTLS_PLATFORM_C 177 * 178 * Enable this layer to allow use of alternative memory allocators. 179 */ 180 #define MBEDTLS_PLATFORM_MEMORY 181 182 /** 183 * \def MBEDTLS_PLATFORM_NO_STD_FUNCTIONS 184 * 185 * Do not assign standard functions in the platform layer (e.g. calloc() to 186 * MBEDTLS_PLATFORM_STD_CALLOC and printf() to MBEDTLS_PLATFORM_STD_PRINTF) 187 * 188 * This makes sure there are no linking errors on platforms that do not support 189 * these functions. You will HAVE to provide alternatives, either at runtime 190 * via the platform_set_xxx() functions or at compile time by setting 191 * the MBEDTLS_PLATFORM_STD_XXX defines, or enabling a 192 * MBEDTLS_PLATFORM_XXX_MACRO. 193 * 194 * Requires: MBEDTLS_PLATFORM_C 195 * 196 * Uncomment to prevent default assignment of standard functions in the 197 * platform layer. 198 */ 199 //#define MBEDTLS_PLATFORM_NO_STD_FUNCTIONS 200 201 /** 202 * \def MBEDTLS_PLATFORM_EXIT_ALT 203 * 204 * MBEDTLS_PLATFORM_XXX_ALT: Uncomment a macro to let mbed TLS support the 205 * function in the platform abstraction layer. 206 * 207 * Example: In case you uncomment MBEDTLS_PLATFORM_PRINTF_ALT, mbed TLS will 208 * provide a function "mbedtls_platform_set_printf()" that allows you to set an 209 * alternative printf function pointer. 210 * 211 * All these define require MBEDTLS_PLATFORM_C to be defined! 212 * 213 * \note MBEDTLS_PLATFORM_SNPRINTF_ALT is required on Windows; 214 * it will be enabled automatically by check_config.h 215 * 216 * \warning MBEDTLS_PLATFORM_XXX_ALT cannot be defined at the same time as 217 * MBEDTLS_PLATFORM_XXX_MACRO! 218 * 219 * Requires: MBEDTLS_PLATFORM_TIME_ALT requires MBEDTLS_HAVE_TIME 220 * 221 * Uncomment a macro to enable alternate implementation of specific base 222 * platform function 223 */ 224 //#define MBEDTLS_PLATFORM_EXIT_ALT 225 #define MBEDTLS_PLATFORM_TIME_ALT 226 //#define MBEDTLS_PLATFORM_FPRINTF_ALT 227 //#define MBEDTLS_PLATFORM_PRINTF_ALT 228 //#define MBEDTLS_PLATFORM_SNPRINTF_ALT 229 //#define MBEDTLS_PLATFORM_NV_SEED_ALT 230 //#define MBEDTLS_PLATFORM_SETUP_TEARDOWN_ALT 231 232 /** 233 * \def MBEDTLS_DEPRECATED_WARNING 234 * 235 * Mark deprecated functions so that they generate a warning if used. 236 * Functions deprecated in one version will usually be removed in the next 237 * version. You can enable this to help you prepare the transition to a new 238 * major version by making sure your code is not using these functions. 239 * 240 * This only works with GCC and Clang. With other compilers, you may want to 241 * use MBEDTLS_DEPRECATED_REMOVED 242 * 243 * Uncomment to get warnings on using deprecated functions. 244 */ 245 //#define MBEDTLS_DEPRECATED_WARNING 246 247 /** 248 * \def MBEDTLS_DEPRECATED_REMOVED 249 * 250 * Remove deprecated functions so that they generate an error if used. 251 * Functions deprecated in one version will usually be removed in the next 252 * version. You can enable this to help you prepare the transition to a new 253 * major version by making sure your code is not using these functions. 254 * 255 * Uncomment to get errors on using deprecated functions. 256 */ 257 //#define MBEDTLS_DEPRECATED_REMOVED 258 259 /** 260 * \def MBEDTLS_CHECK_PARAMS 261 * 262 * This configuration option controls whether the library validates more of 263 * the parameters passed to it. 264 * 265 * When this flag is not defined, the library only attempts to validate an 266 * input parameter if: (1) they may come from the outside world (such as the 267 * network, the filesystem, etc.) or (2) not validating them could result in 268 * internal memory errors such as overflowing a buffer controlled by the 269 * library. On the other hand, it doesn't attempt to validate parameters whose 270 * values are fully controlled by the application (such as pointers). 271 * 272 * When this flag is defined, the library additionally attempts to validate 273 * parameters that are fully controlled by the application, and should always 274 * be valid if the application code is fully correct and trusted. 275 * 276 * For example, when a function accepts as input a pointer to a buffer that may 277 * contain untrusted data, and its documentation mentions that this pointer 278 * must not be NULL: 279 * - The pointer is checked to be non-NULL only if this option is enabled. 280 * - The content of the buffer is always validated. 281 * 282 * When this flag is defined, if a library function receives a parameter that 283 * is invalid: 284 * 1. The function will invoke the macro MBEDTLS_PARAM_FAILED(). 285 * 2. If MBEDTLS_PARAM_FAILED() did not terminate the program, the function 286 * will immediately return. If the function returns an Mbed TLS error code, 287 * the error code in this case is MBEDTLS_ERR_xxx_BAD_INPUT_DATA. 288 * 289 * When defining this flag, you also need to arrange a definition for 290 * MBEDTLS_PARAM_FAILED(). You can do this by any of the following methods: 291 * - By default, the library defines MBEDTLS_PARAM_FAILED() to call a 292 * function mbedtls_param_failed(), but the library does not define this 293 * function. If you do not make any other arrangements, you must provide 294 * the function mbedtls_param_failed() in your application. 295 * See `platform_util.h` for its prototype. 296 * - If you enable the macro #MBEDTLS_CHECK_PARAMS_ASSERT, then the 297 * library defines #MBEDTLS_PARAM_FAILED(\c cond) to be `assert(cond)`. 298 * You can still supply an alternative definition of 299 * MBEDTLS_PARAM_FAILED(), which may call `assert`. 300 * - If you define a macro MBEDTLS_PARAM_FAILED() before including `config.h` 301 * or you uncomment the definition of MBEDTLS_PARAM_FAILED() in `config.h`, 302 * the library will call the macro that you defined and will not supply 303 * its own version. Note that if MBEDTLS_PARAM_FAILED() calls `assert`, 304 * you need to enable #MBEDTLS_CHECK_PARAMS_ASSERT so that library source 305 * files include `<assert.h>`. 306 * 307 * Uncomment to enable validation of application-controlled parameters. 308 */ 309 //#define MBEDTLS_CHECK_PARAMS 310 311 /** 312 * \def MBEDTLS_CHECK_PARAMS_ASSERT 313 * 314 * Allow MBEDTLS_PARAM_FAILED() to call `assert`, and make it default to 315 * `assert`. This macro is only used if #MBEDTLS_CHECK_PARAMS is defined. 316 * 317 * If this macro is not defined, then MBEDTLS_PARAM_FAILED() defaults to 318 * calling a function mbedtls_param_failed(). See the documentation of 319 * #MBEDTLS_CHECK_PARAMS for details. 320 * 321 * Uncomment to allow MBEDTLS_PARAM_FAILED() to call `assert`. 322 */ 323 //#define MBEDTLS_CHECK_PARAMS_ASSERT 324 325 /* \} name SECTION: System support */ 326 327 /** 328 * \name SECTION: mbed TLS feature support 329 * 330 * This section sets support for features that are or are not needed 331 * within the modules that are enabled. 332 * \{ 333 */ 334 335 /** 336 * \def MBEDTLS_TIMING_ALT 337 * 338 * Uncomment to provide your own alternate implementation for mbedtls_timing_hardclock(), 339 * mbedtls_timing_get_timer(), mbedtls_set_alarm(), mbedtls_set/get_delay() 340 * 341 * Only works if you have MBEDTLS_TIMING_C enabled. 342 * 343 * You will need to provide a header "timing_alt.h" and an implementation at 344 * compile time. 345 */ 346 //#define MBEDTLS_TIMING_ALT 347 348 /** 349 * \def MBEDTLS_AES_ALT 350 * 351 * MBEDTLS__MODULE_NAME__ALT: Uncomment a macro to let mbed TLS use your 352 * alternate core implementation of a symmetric crypto, an arithmetic or hash 353 * module (e.g. platform specific assembly optimized implementations). Keep 354 * in mind that the function prototypes should remain the same. 355 * 356 * This replaces the whole module. If you only want to replace one of the 357 * functions, use one of the MBEDTLS__FUNCTION_NAME__ALT flags. 358 * 359 * Example: In case you uncomment MBEDTLS_AES_ALT, mbed TLS will no longer 360 * provide the "struct mbedtls_aes_context" definition and omit the base 361 * function declarations and implementations. "aes_alt.h" will be included from 362 * "aes.h" to include the new function definitions. 363 * 364 * Uncomment a macro to enable alternate implementation of the corresponding 365 * module. 366 * 367 * \warning MD2, MD4, MD5, ARC4, DES and SHA-1 are considered weak and their 368 * use constitutes a security risk. If possible, we recommend 369 * avoiding dependencies on them, and considering stronger message 370 * digests and ciphers instead. 371 * 372 */ 373 #define MBEDTLS_AES_ALT 374 //#define MBEDTLS_ARC4_ALT 375 //#define MBEDTLS_ARIA_ALT 376 //#define MBEDTLS_BLOWFISH_ALT 377 //#define MBEDTLS_CAMELLIA_ALT 378 #define MBEDTLS_CCM_ALT 379 //#define MBEDTLS_CHACHA20_ALT 380 //#define MBEDTLS_CHACHAPOLY_ALT 381 //#define MBEDTLS_CMAC_ALT 382 //#define MBEDTLS_DES_ALT 383 //#define MBEDTLS_DHM_ALT 384 //#define MBEDTLS_ECJPAKE_ALT 385 #define MBEDTLS_GCM_ALT 386 //#define MBEDTLS_NIST_KW_ALT 387 //#define MBEDTLS_MD2_ALT 388 //#define MBEDTLS_MD4_ALT 389 #define MBEDTLS_MD5_ALT 390 //#define MBEDTLS_POLY1305_ALT 391 //#define MBEDTLS_RIPEMD160_ALT 392 //#define MBEDTLS_RSA_ALT 393 //#define MBEDTLS_SHA1_ALT 394 //#define MBEDTLS_SHA256_ALT 395 #define MBEDTLS_SHA512_ALT 396 //#define MBEDTLS_XTEA_ALT 397 398 /* 399 * accelerate RSA signature and veification by Hisilicon Cipher 400 * please be aware that only the SHA256RSA2048 and SHA256RSA4096 could be accelerated. 401 */ 402 #define MBEDTLS_RSA_HW_ACCEL_BY_HI_CIPHER 403 404 /* 405 * accelerate ECDSA signature and veification by Hisilicon Cipher 406 * please be aware that only the SHA256SECP256R1 and SHA256SECP256K1 and SHA256BP256R1 could be accelerated. 407 */ 408 #define MBEDTLS_ECDSA_HW_ACCEL_BY_HI_CIPHER 409 410 /* 411 * When replacing the elliptic curve module, pleace consider, that it is 412 * implemented with two .c files: 413 * - ecp.c 414 * - ecp_curves.c 415 * You can replace them very much like all the other MBEDTLS__MODULE_NAME__ALT 416 * macros as described above. The only difference is that you have to make sure 417 * that you provide functionality for both .c files. 418 */ 419 #define MBEDTLS_ECP_ALT 420 421 /** 422 * \def MBEDTLS_MD2_PROCESS_ALT 423 * 424 * MBEDTLS__FUNCTION_NAME__ALT: Uncomment a macro to let mbed TLS use you 425 * alternate core implementation of symmetric crypto or hash function. Keep in 426 * mind that function prototypes should remain the same. 427 * 428 * This replaces only one function. The header file from mbed TLS is still 429 * used, in contrast to the MBEDTLS__MODULE_NAME__ALT flags. 430 * 431 * Example: In case you uncomment MBEDTLS_SHA256_PROCESS_ALT, mbed TLS will 432 * no longer provide the mbedtls_sha1_process() function, but it will still provide 433 * the other function (using your mbedtls_sha1_process() function) and the definition 434 * of mbedtls_sha1_context, so your implementation of mbedtls_sha1_process must be compatible 435 * with this definition. 436 * 437 * \note Because of a signature change, the core AES encryption and decryption routines are 438 * currently named mbedtls_aes_internal_encrypt and mbedtls_aes_internal_decrypt, 439 * respectively. When setting up alternative implementations, these functions should 440 * be overridden, but the wrapper functions mbedtls_aes_decrypt and mbedtls_aes_encrypt 441 * must stay untouched. 442 * 443 * \note If you use the AES_xxx_ALT macros, then is is recommended to also set 444 * MBEDTLS_AES_ROM_TABLES in order to help the linker garbage-collect the AES 445 * tables. 446 * 447 * Uncomment a macro to enable alternate implementation of the corresponding 448 * function. 449 * 450 * \warning MD2, MD4, MD5, DES and SHA-1 are considered weak and their use 451 * constitutes a security risk. If possible, we recommend avoiding 452 * dependencies on them, and considering stronger message digests 453 * and ciphers instead. 454 * 455 * \warning If both MBEDTLS_ECDSA_SIGN_ALT and MBEDTLS_ECDSA_DETERMINISTIC are 456 * enabled, then the deterministic ECDH signature functions pass the 457 * the static HMAC-DRBG as RNG to mbedtls_ecdsa_sign(). Therefore 458 * alternative implementations should use the RNG only for generating 459 * the ephemeral key and nothing else. If this is not possible, then 460 * MBEDTLS_ECDSA_DETERMINISTIC should be disabled and an alternative 461 * implementation should be provided for mbedtls_ecdsa_sign_det_ext() 462 * (and for mbedtls_ecdsa_sign_det() too if backward compatibility is 463 * desirable). 464 * 465 */ 466 //#define MBEDTLS_MD2_PROCESS_ALT 467 //#define MBEDTLS_MD4_PROCESS_ALT 468 //#define MBEDTLS_MD5_PROCESS_ALT 469 //#define MBEDTLS_RIPEMD160_PROCESS_ALT 470 //#define MBEDTLS_SHA1_PROCESS_ALT 471 //#define MBEDTLS_SHA256_PROCESS_ALT 472 //#define MBEDTLS_SHA512_PROCESS_ALT 473 //#define MBEDTLS_DES_SETKEY_ALT 474 //#define MBEDTLS_DES_CRYPT_ECB_ALT 475 //#define MBEDTLS_DES3_CRYPT_ECB_ALT 476 //#define MBEDTLS_AES_SETKEY_ENC_ALT 477 //#define MBEDTLS_AES_SETKEY_DEC_ALT 478 //#define MBEDTLS_AES_ENCRYPT_ALT 479 //#define MBEDTLS_AES_DECRYPT_ALT 480 //#define MBEDTLS_ECDH_GEN_PUBLIC_ALT 481 //#define MBEDTLS_ECDH_COMPUTE_SHARED_ALT 482 //#define MBEDTLS_ECDSA_VERIFY_ALT 483 //#define MBEDTLS_ECDSA_SIGN_ALT 484 //#define MBEDTLS_ECDSA_GENKEY_ALT 485 486 /** 487 * \def MBEDTLS_ECP_INTERNAL_ALT 488 * 489 * Expose a part of the internal interface of the Elliptic Curve Point module. 490 * 491 * MBEDTLS_ECP__FUNCTION_NAME__ALT: Uncomment a macro to let mbed TLS use your 492 * alternative core implementation of elliptic curve arithmetic. Keep in mind 493 * that function prototypes should remain the same. 494 * 495 * This partially replaces one function. The header file from mbed TLS is still 496 * used, in contrast to the MBEDTLS_ECP_ALT flag. The original implementation 497 * is still present and it is used for group structures not supported by the 498 * alternative. 499 * 500 * Any of these options become available by defining MBEDTLS_ECP_INTERNAL_ALT 501 * and implementing the following functions: 502 * unsigned char mbedtls_internal_ecp_grp_capable( 503 * const mbedtls_ecp_group *grp ) 504 * int mbedtls_internal_ecp_init( const mbedtls_ecp_group *grp ) 505 * void mbedtls_internal_ecp_free( const mbedtls_ecp_group *grp ) 506 * The mbedtls_internal_ecp_grp_capable function should return 1 if the 507 * replacement functions implement arithmetic for the given group and 0 508 * otherwise. 509 * The functions mbedtls_internal_ecp_init and mbedtls_internal_ecp_free are 510 * called before and after each point operation and provide an opportunity to 511 * implement optimized set up and tear down instructions. 512 * 513 * Example: In case you uncomment MBEDTLS_ECP_INTERNAL_ALT and 514 * MBEDTLS_ECP_DOUBLE_JAC_ALT, mbed TLS will still provide the ecp_double_jac 515 * function, but will use your mbedtls_internal_ecp_double_jac if the group is 516 * supported (your mbedtls_internal_ecp_grp_capable function returns 1 when 517 * receives it as an argument). If the group is not supported then the original 518 * implementation is used. The other functions and the definition of 519 * mbedtls_ecp_group and mbedtls_ecp_point will not change, so your 520 * implementation of mbedtls_internal_ecp_double_jac and 521 * mbedtls_internal_ecp_grp_capable must be compatible with this definition. 522 * 523 * Uncomment a macro to enable alternate implementation of the corresponding 524 * function. 525 */ 526 /* Required for all the functions in this section */ 527 //#define MBEDTLS_ECP_INTERNAL_ALT 528 /* Support for Weierstrass curves with Jacobi representation */ 529 //#define MBEDTLS_ECP_RANDOMIZE_JAC_ALT 530 //#define MBEDTLS_ECP_ADD_MIXED_ALT 531 //#define MBEDTLS_ECP_DOUBLE_JAC_ALT 532 //#define MBEDTLS_ECP_NORMALIZE_JAC_MANY_ALT 533 //#define MBEDTLS_ECP_NORMALIZE_JAC_ALT 534 /* Support for curves with Montgomery arithmetic */ 535 //#define MBEDTLS_ECP_DOUBLE_ADD_MXZ_ALT 536 //#define MBEDTLS_ECP_RANDOMIZE_MXZ_ALT 537 //#define MBEDTLS_ECP_NORMALIZE_MXZ_ALT 538 539 /** 540 * \def MBEDTLS_TEST_NULL_ENTROPY 541 * 542 * Enables testing and use of mbed TLS without any configured entropy sources. 543 * This permits use of the library on platforms before an entropy source has 544 * been integrated (see for example the MBEDTLS_ENTROPY_HARDWARE_ALT or the 545 * MBEDTLS_ENTROPY_NV_SEED switches). 546 * 547 * WARNING! This switch MUST be disabled in production builds, and is suitable 548 * only for development. 549 * Enabling the switch negates any security provided by the library. 550 * 551 * Requires MBEDTLS_ENTROPY_C, MBEDTLS_NO_DEFAULT_ENTROPY_SOURCES 552 * 553 */ 554 //#define MBEDTLS_TEST_NULL_ENTROPY 555 556 /** 557 * \def MBEDTLS_ENTROPY_HARDWARE_ALT 558 * 559 * Uncomment this macro to let mbed TLS use your own implementation of a 560 * hardware entropy collector. 561 * 562 * Your function must be called \c mbedtls_hardware_poll(), have the same 563 * prototype as declared in entropy_poll.h, and accept NULL as first argument. 564 * 565 * Uncomment to use your own hardware entropy collector. 566 */ 567 #define MBEDTLS_ENTROPY_HARDWARE_ALT 568 569 /** 570 * \def MBEDTLS_AES_ROM_TABLES 571 * 572 * Use precomputed AES tables stored in ROM. 573 * 574 * Uncomment this macro to use precomputed AES tables stored in ROM. 575 * Comment this macro to generate AES tables in RAM at runtime. 576 * 577 * Tradeoff: Using precomputed ROM tables reduces RAM usage by ~8kb 578 * (or ~2kb if \c MBEDTLS_AES_FEWER_TABLES is used) and reduces the 579 * initialization time before the first AES operation can be performed. 580 * It comes at the cost of additional ~8kb ROM use (resp. ~2kb if \c 581 * MBEDTLS_AES_FEWER_TABLES below is used), and potentially degraded 582 * performance if ROM access is slower than RAM access. 583 * 584 * This option is independent of \c MBEDTLS_AES_FEWER_TABLES. 585 * 586 */ 587 //#define MBEDTLS_AES_ROM_TABLES 588 589 /** 590 * \def MBEDTLS_AES_FEWER_TABLES 591 * 592 * Use less ROM/RAM for AES tables. 593 * 594 * Uncommenting this macro omits 75% of the AES tables from 595 * ROM / RAM (depending on the value of \c MBEDTLS_AES_ROM_TABLES) 596 * by computing their values on the fly during operations 597 * (the tables are entry-wise rotations of one another). 598 * 599 * Tradeoff: Uncommenting this reduces the RAM / ROM footprint 600 * by ~6kb but at the cost of more arithmetic operations during 601 * runtime. Specifically, one has to compare 4 accesses within 602 * different tables to 4 accesses with additional arithmetic 603 * operations within the same table. The performance gain/loss 604 * depends on the system and memory details. 605 * 606 * This option is independent of \c MBEDTLS_AES_ROM_TABLES. 607 * 608 */ 609 //#define MBEDTLS_AES_FEWER_TABLES 610 611 /** 612 * \def MBEDTLS_CAMELLIA_SMALL_MEMORY 613 * 614 * Use less ROM for the Camellia implementation (saves about 768 bytes). 615 * 616 * Uncomment this macro to use less memory for Camellia. 617 */ 618 //#define MBEDTLS_CAMELLIA_SMALL_MEMORY 619 620 /** 621 * \def MBEDTLS_CIPHER_MODE_CBC 622 * 623 * Enable Cipher Block Chaining mode (CBC) for symmetric ciphers. 624 */ 625 #define MBEDTLS_CIPHER_MODE_CBC 626 627 /** 628 * \def MBEDTLS_CIPHER_MODE_CFB 629 * 630 * Enable Cipher Feedback mode (CFB) for symmetric ciphers. 631 */ 632 #define MBEDTLS_CIPHER_MODE_CFB 633 634 /** 635 * \def MBEDTLS_CIPHER_MODE_CTR 636 * 637 * Enable Counter Block Cipher mode (CTR) for symmetric ciphers. 638 */ 639 #define MBEDTLS_CIPHER_MODE_CTR 640 641 /** 642 * \def MBEDTLS_CIPHER_MODE_OFB 643 * 644 * Enable Output Feedback mode (OFB) for symmetric ciphers. 645 */ 646 //#define MBEDTLS_CIPHER_MODE_OFB 647 648 /** 649 * \def MBEDTLS_CIPHER_MODE_XTS 650 * 651 * Enable Xor-encrypt-xor with ciphertext stealing mode (XTS) for AES. 652 */ 653 //#define MBEDTLS_CIPHER_MODE_XTS 654 655 /** 656 * \def MBEDTLS_CIPHER_NULL_CIPHER 657 * 658 * Enable NULL cipher. 659 * Warning: Only do so when you know what you are doing. This allows for 660 * encryption or channels without any security! 661 * 662 * Requires MBEDTLS_ENABLE_WEAK_CIPHERSUITES as well to enable 663 * the following ciphersuites: 664 * MBEDTLS_TLS_ECDH_ECDSA_WITH_NULL_SHA 665 * MBEDTLS_TLS_ECDH_RSA_WITH_NULL_SHA 666 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_NULL_SHA 667 * MBEDTLS_TLS_ECDHE_RSA_WITH_NULL_SHA 668 * MBEDTLS_TLS_ECDHE_PSK_WITH_NULL_SHA384 669 * MBEDTLS_TLS_ECDHE_PSK_WITH_NULL_SHA256 670 * MBEDTLS_TLS_ECDHE_PSK_WITH_NULL_SHA 671 * MBEDTLS_TLS_DHE_PSK_WITH_NULL_SHA384 672 * MBEDTLS_TLS_DHE_PSK_WITH_NULL_SHA256 673 * MBEDTLS_TLS_DHE_PSK_WITH_NULL_SHA 674 * MBEDTLS_TLS_RSA_WITH_NULL_SHA256 675 * MBEDTLS_TLS_RSA_WITH_NULL_SHA 676 * MBEDTLS_TLS_RSA_WITH_NULL_MD5 677 * MBEDTLS_TLS_RSA_PSK_WITH_NULL_SHA384 678 * MBEDTLS_TLS_RSA_PSK_WITH_NULL_SHA256 679 * MBEDTLS_TLS_RSA_PSK_WITH_NULL_SHA 680 * MBEDTLS_TLS_PSK_WITH_NULL_SHA384 681 * MBEDTLS_TLS_PSK_WITH_NULL_SHA256 682 * MBEDTLS_TLS_PSK_WITH_NULL_SHA 683 * 684 * Uncomment this macro to enable the NULL cipher and ciphersuites 685 */ 686 //#define MBEDTLS_CIPHER_NULL_CIPHER 687 688 /** 689 * \def MBEDTLS_CIPHER_PADDING_PKCS7 690 * 691 * MBEDTLS_CIPHER_PADDING_XXX: Uncomment or comment macros to add support for 692 * specific padding modes in the cipher layer with cipher modes that support 693 * padding (e.g. CBC) 694 * 695 * If you disable all padding modes, only full blocks can be used with CBC. 696 * 697 * Enable padding modes in the cipher layer. 698 */ 699 #define MBEDTLS_CIPHER_PADDING_PKCS7 700 #define MBEDTLS_CIPHER_PADDING_ONE_AND_ZEROS 701 #define MBEDTLS_CIPHER_PADDING_ZEROS_AND_LEN 702 #define MBEDTLS_CIPHER_PADDING_ZEROS 703 704 /** \def MBEDTLS_CTR_DRBG_USE_128_BIT_KEY 705 * 706 * Uncomment this macro to use a 128-bit key in the CTR_DRBG module. 707 * By default, CTR_DRBG uses a 256-bit key. 708 */ 709 //#define MBEDTLS_CTR_DRBG_USE_128_BIT_KEY 710 711 /** 712 * \def MBEDTLS_ENABLE_WEAK_CIPHERSUITES 713 * 714 * Enable weak ciphersuites in SSL / TLS. 715 * Warning: Only do so when you know what you are doing. This allows for 716 * channels with virtually no security at all! 717 * 718 * This enables the following ciphersuites: 719 * MBEDTLS_TLS_RSA_WITH_DES_CBC_SHA 720 * MBEDTLS_TLS_DHE_RSA_WITH_DES_CBC_SHA 721 * 722 * Uncomment this macro to enable weak ciphersuites 723 * 724 * \warning DES is considered a weak cipher and its use constitutes a 725 * security risk. We recommend considering stronger ciphers instead. 726 */ 727 //#define MBEDTLS_ENABLE_WEAK_CIPHERSUITES 728 729 /** 730 * \def MBEDTLS_REMOVE_ARC4_CIPHERSUITES 731 * 732 * Remove RC4 ciphersuites by default in SSL / TLS. 733 * This flag removes the ciphersuites based on RC4 from the default list as 734 * returned by mbedtls_ssl_list_ciphersuites(). However, it is still possible to 735 * enable (some of) them with mbedtls_ssl_conf_ciphersuites() by including them 736 * explicitly. 737 * 738 * Uncomment this macro to remove RC4 ciphersuites by default. 739 */ 740 #define MBEDTLS_REMOVE_ARC4_CIPHERSUITES 741 742 /** 743 * \def MBEDTLS_REMOVE_3DES_CIPHERSUITES 744 * 745 * Remove 3DES ciphersuites by default in SSL / TLS. 746 * This flag removes the ciphersuites based on 3DES from the default list as 747 * returned by mbedtls_ssl_list_ciphersuites(). However, it is still possible 748 * to enable (some of) them with mbedtls_ssl_conf_ciphersuites() by including 749 * them explicitly. 750 * 751 * A man-in-the-browser attacker can recover authentication tokens sent through 752 * a TLS connection using a 3DES based cipher suite (see "On the Practical 753 * (In-)Security of 64-bit Block Ciphers" by Karthikeyan Bhargavan and Gaëtan 754 * Leurent, see https://sweet32.info/SWEET32_CCS16.pdf). If this attack falls 755 * in your threat model or you are unsure, then you should keep this option 756 * enabled to remove 3DES based cipher suites. 757 * 758 * Comment this macro to keep 3DES in the default ciphersuite list. 759 */ 760 #define MBEDTLS_REMOVE_3DES_CIPHERSUITES 761 762 /** 763 * \def MBEDTLS_ECP_DP_SECP192R1_ENABLED 764 * 765 * MBEDTLS_ECP_XXXX_ENABLED: Enables specific curves within the Elliptic Curve 766 * module. By default all supported curves are enabled. 767 * 768 * Comment macros to disable the curve and functions for it 769 */ 770 //#define MBEDTLS_ECP_DP_SECP192R1_ENABLED 771 //#define MBEDTLS_ECP_DP_SECP224R1_ENABLED 772 #define MBEDTLS_ECP_DP_SECP256R1_ENABLED 773 /* open ECP_DP_SECP384R1 for PKI certifaction write. */ 774 #define MBEDTLS_ECP_DP_SECP384R1_ENABLED 775 //#define MBEDTLS_ECP_DP_SECP521R1_ENABLED 776 //#define MBEDTLS_ECP_DP_SECP192K1_ENABLED 777 //#define MBEDTLS_ECP_DP_SECP224K1_ENABLED 778 //#define MBEDTLS_ECP_DP_SECP256K1_ENABLED 779 #define MBEDTLS_ECP_DP_BP256R1_ENABLED 780 //#define MBEDTLS_ECP_DP_BP384R1_ENABLED 781 //#define MBEDTLS_ECP_DP_BP512R1_ENABLED 782 #define MBEDTLS_ECP_DP_CURVE25519_ENABLED 783 //#define MBEDTLS_ECP_DP_CURVE448_ENABLED 784 785 /** 786 * \def MBEDTLS_ECP_NIST_OPTIM 787 * 788 * Enable specific 'modulo p' routines for each NIST prime. 789 * Depending on the prime and architecture, makes operations 4 to 8 times 790 * faster on the corresponding curve. 791 * 792 * Comment this macro to disable NIST curves optimisation. 793 */ 794 #define MBEDTLS_ECP_NIST_OPTIM 795 796 /** 797 * \def MBEDTLS_ECP_RESTARTABLE 798 * 799 * Enable "non-blocking" ECC operations that can return early and be resumed. 800 * 801 * This allows various functions to pause by returning 802 * #MBEDTLS_ERR_ECP_IN_PROGRESS (or, for functions in the SSL module, 803 * #MBEDTLS_ERR_SSL_CRYPTO_IN_PROGRESS) and then be called later again in 804 * order to further progress and eventually complete their operation. This is 805 * controlled through mbedtls_ecp_set_max_ops() which limits the maximum 806 * number of ECC operations a function may perform before pausing; see 807 * mbedtls_ecp_set_max_ops() for more information. 808 * 809 * This is useful in non-threaded environments if you want to avoid blocking 810 * for too long on ECC (and, hence, X.509 or SSL/TLS) operations. 811 * 812 * Uncomment this macro to enable restartable ECC computations. 813 * 814 * \note This option only works with the default software implementation of 815 * elliptic curve functionality. It is incompatible with 816 * MBEDTLS_ECP_ALT, MBEDTLS_ECDH_XXX_ALT and MBEDTLS_ECDSA_XXX_ALT. 817 */ 818 //#define MBEDTLS_ECP_RESTARTABLE 819 820 /** 821 * \def MBEDTLS_ECDSA_DETERMINISTIC 822 * 823 * Enable deterministic ECDSA (RFC 6979). 824 * Standard ECDSA is "fragile" in the sense that lack of entropy when signing 825 * may result in a compromise of the long-term signing key. This is avoided by 826 * the deterministic variant. 827 * 828 * Requires: MBEDTLS_HMAC_DRBG_C 829 * 830 * Comment this macro to disable deterministic ECDSA. 831 */ 832 //#define MBEDTLS_ECDSA_DETERMINISTIC 833 834 /** 835 * \def MBEDTLS_KEY_EXCHANGE_PSK_ENABLED 836 * 837 * Enable the PSK based ciphersuite modes in SSL / TLS. 838 * 839 * This enables the following ciphersuites (if other requisites are 840 * enabled as well): 841 * MBEDTLS_TLS_PSK_WITH_AES_256_GCM_SHA384 842 * MBEDTLS_TLS_PSK_WITH_AES_256_CBC_SHA384 843 * MBEDTLS_TLS_PSK_WITH_AES_256_CBC_SHA 844 * MBEDTLS_TLS_PSK_WITH_CAMELLIA_256_GCM_SHA384 845 * MBEDTLS_TLS_PSK_WITH_CAMELLIA_256_CBC_SHA384 846 * MBEDTLS_TLS_PSK_WITH_AES_128_GCM_SHA256 847 * MBEDTLS_TLS_PSK_WITH_AES_128_CBC_SHA256 848 * MBEDTLS_TLS_PSK_WITH_AES_128_CBC_SHA 849 * MBEDTLS_TLS_PSK_WITH_CAMELLIA_128_GCM_SHA256 850 * MBEDTLS_TLS_PSK_WITH_CAMELLIA_128_CBC_SHA256 851 * MBEDTLS_TLS_PSK_WITH_3DES_EDE_CBC_SHA 852 * MBEDTLS_TLS_PSK_WITH_RC4_128_SHA 853 */ 854 #define MBEDTLS_KEY_EXCHANGE_PSK_ENABLED 855 856 /** 857 * \def MBEDTLS_KEY_EXCHANGE_DHE_PSK_ENABLED 858 * 859 * Enable the DHE-PSK based ciphersuite modes in SSL / TLS. 860 * 861 * Requires: MBEDTLS_DHM_C 862 * 863 * This enables the following ciphersuites (if other requisites are 864 * enabled as well): 865 * MBEDTLS_TLS_DHE_PSK_WITH_AES_256_GCM_SHA384 866 * MBEDTLS_TLS_DHE_PSK_WITH_AES_256_CBC_SHA384 867 * MBEDTLS_TLS_DHE_PSK_WITH_AES_256_CBC_SHA 868 * MBEDTLS_TLS_DHE_PSK_WITH_CAMELLIA_256_GCM_SHA384 869 * MBEDTLS_TLS_DHE_PSK_WITH_CAMELLIA_256_CBC_SHA384 870 * MBEDTLS_TLS_DHE_PSK_WITH_AES_128_GCM_SHA256 871 * MBEDTLS_TLS_DHE_PSK_WITH_AES_128_CBC_SHA256 872 * MBEDTLS_TLS_DHE_PSK_WITH_AES_128_CBC_SHA 873 * MBEDTLS_TLS_DHE_PSK_WITH_CAMELLIA_128_GCM_SHA256 874 * MBEDTLS_TLS_DHE_PSK_WITH_CAMELLIA_128_CBC_SHA256 875 * MBEDTLS_TLS_DHE_PSK_WITH_3DES_EDE_CBC_SHA 876 * MBEDTLS_TLS_DHE_PSK_WITH_RC4_128_SHA 877 * 878 * \warning Using DHE constitutes a security risk as it 879 * is not possible to validate custom DH parameters. 880 * If possible, it is recommended users should consider 881 * preferring other methods of key exchange. 882 * See dhm.h for more details. 883 * 884 */ 885 #define MBEDTLS_KEY_EXCHANGE_DHE_PSK_ENABLED 886 887 /** 888 * \def MBEDTLS_KEY_EXCHANGE_ECDHE_PSK_ENABLED 889 * 890 * Enable the ECDHE-PSK based ciphersuite modes in SSL / TLS. 891 * 892 * Requires: MBEDTLS_ECDH_C 893 * 894 * This enables the following ciphersuites (if other requisites are 895 * enabled as well): 896 * MBEDTLS_TLS_ECDHE_PSK_WITH_AES_256_CBC_SHA384 897 * MBEDTLS_TLS_ECDHE_PSK_WITH_AES_256_CBC_SHA 898 * MBEDTLS_TLS_ECDHE_PSK_WITH_CAMELLIA_256_CBC_SHA384 899 * MBEDTLS_TLS_ECDHE_PSK_WITH_AES_128_CBC_SHA256 900 * MBEDTLS_TLS_ECDHE_PSK_WITH_AES_128_CBC_SHA 901 * MBEDTLS_TLS_ECDHE_PSK_WITH_CAMELLIA_128_CBC_SHA256 902 * MBEDTLS_TLS_ECDHE_PSK_WITH_3DES_EDE_CBC_SHA 903 * MBEDTLS_TLS_ECDHE_PSK_WITH_RC4_128_SHA 904 */ 905 #define MBEDTLS_KEY_EXCHANGE_ECDHE_PSK_ENABLED 906 907 /** 908 * \def MBEDTLS_KEY_EXCHANGE_RSA_PSK_ENABLED 909 * 910 * Enable the RSA-PSK based ciphersuite modes in SSL / TLS. 911 * 912 * Requires: MBEDTLS_RSA_C, MBEDTLS_PKCS1_V15, 913 * MBEDTLS_X509_CRT_PARSE_C 914 * 915 * This enables the following ciphersuites (if other requisites are 916 * enabled as well): 917 * MBEDTLS_TLS_RSA_PSK_WITH_AES_256_GCM_SHA384 918 * MBEDTLS_TLS_RSA_PSK_WITH_AES_256_CBC_SHA384 919 * MBEDTLS_TLS_RSA_PSK_WITH_AES_256_CBC_SHA 920 * MBEDTLS_TLS_RSA_PSK_WITH_CAMELLIA_256_GCM_SHA384 921 * MBEDTLS_TLS_RSA_PSK_WITH_CAMELLIA_256_CBC_SHA384 922 * MBEDTLS_TLS_RSA_PSK_WITH_AES_128_GCM_SHA256 923 * MBEDTLS_TLS_RSA_PSK_WITH_AES_128_CBC_SHA256 924 * MBEDTLS_TLS_RSA_PSK_WITH_AES_128_CBC_SHA 925 * MBEDTLS_TLS_RSA_PSK_WITH_CAMELLIA_128_GCM_SHA256 926 * MBEDTLS_TLS_RSA_PSK_WITH_CAMELLIA_128_CBC_SHA256 927 * MBEDTLS_TLS_RSA_PSK_WITH_3DES_EDE_CBC_SHA 928 * MBEDTLS_TLS_RSA_PSK_WITH_RC4_128_SHA 929 */ 930 //#define MBEDTLS_KEY_EXCHANGE_RSA_PSK_ENABLED 931 932 /** 933 * \def MBEDTLS_KEY_EXCHANGE_RSA_ENABLED 934 * 935 * Enable the RSA-only based ciphersuite modes in SSL / TLS. 936 * 937 * Requires: MBEDTLS_RSA_C, MBEDTLS_PKCS1_V15, 938 * MBEDTLS_X509_CRT_PARSE_C 939 * 940 * This enables the following ciphersuites (if other requisites are 941 * enabled as well): 942 * MBEDTLS_TLS_RSA_WITH_AES_256_GCM_SHA384 943 * MBEDTLS_TLS_RSA_WITH_AES_256_CBC_SHA256 944 * MBEDTLS_TLS_RSA_WITH_AES_256_CBC_SHA 945 * MBEDTLS_TLS_RSA_WITH_CAMELLIA_256_GCM_SHA384 946 * MBEDTLS_TLS_RSA_WITH_CAMELLIA_256_CBC_SHA256 947 * MBEDTLS_TLS_RSA_WITH_CAMELLIA_256_CBC_SHA 948 * MBEDTLS_TLS_RSA_WITH_AES_128_GCM_SHA256 949 * MBEDTLS_TLS_RSA_WITH_AES_128_CBC_SHA256 950 * MBEDTLS_TLS_RSA_WITH_AES_128_CBC_SHA 951 * MBEDTLS_TLS_RSA_WITH_CAMELLIA_128_GCM_SHA256 952 * MBEDTLS_TLS_RSA_WITH_CAMELLIA_128_CBC_SHA256 953 * MBEDTLS_TLS_RSA_WITH_CAMELLIA_128_CBC_SHA 954 * MBEDTLS_TLS_RSA_WITH_3DES_EDE_CBC_SHA 955 * MBEDTLS_TLS_RSA_WITH_RC4_128_SHA 956 * MBEDTLS_TLS_RSA_WITH_RC4_128_MD5 957 */ 958 //#define MBEDTLS_KEY_EXCHANGE_RSA_ENABLED 959 960 /** 961 * \def MBEDTLS_KEY_EXCHANGE_DHE_RSA_ENABLED 962 * 963 * Enable the DHE-RSA based ciphersuite modes in SSL / TLS. 964 * 965 * Requires: MBEDTLS_DHM_C, MBEDTLS_RSA_C, MBEDTLS_PKCS1_V15, 966 * MBEDTLS_X509_CRT_PARSE_C 967 * 968 * This enables the following ciphersuites (if other requisites are 969 * enabled as well): 970 * MBEDTLS_TLS_DHE_RSA_WITH_AES_256_GCM_SHA384 971 * MBEDTLS_TLS_DHE_RSA_WITH_AES_256_CBC_SHA256 972 * MBEDTLS_TLS_DHE_RSA_WITH_AES_256_CBC_SHA 973 * MBEDTLS_TLS_DHE_RSA_WITH_CAMELLIA_256_GCM_SHA384 974 * MBEDTLS_TLS_DHE_RSA_WITH_CAMELLIA_256_CBC_SHA256 975 * MBEDTLS_TLS_DHE_RSA_WITH_CAMELLIA_256_CBC_SHA 976 * MBEDTLS_TLS_DHE_RSA_WITH_AES_128_GCM_SHA256 977 * MBEDTLS_TLS_DHE_RSA_WITH_AES_128_CBC_SHA256 978 * MBEDTLS_TLS_DHE_RSA_WITH_AES_128_CBC_SHA 979 * MBEDTLS_TLS_DHE_RSA_WITH_CAMELLIA_128_GCM_SHA256 980 * MBEDTLS_TLS_DHE_RSA_WITH_CAMELLIA_128_CBC_SHA256 981 * MBEDTLS_TLS_DHE_RSA_WITH_CAMELLIA_128_CBC_SHA 982 * MBEDTLS_TLS_DHE_RSA_WITH_3DES_EDE_CBC_SHA 983 * 984 * \warning Using DHE constitutes a security risk as it 985 * is not possible to validate custom DH parameters. 986 * If possible, it is recommended users should consider 987 * preferring other methods of key exchange. 988 * See dhm.h for more details. 989 * 990 */ 991 //#define MBEDTLS_KEY_EXCHANGE_DHE_RSA_ENABLED 992 993 /** 994 * \def MBEDTLS_KEY_EXCHANGE_ECDHE_RSA_ENABLED 995 * 996 * Enable the ECDHE-RSA based ciphersuite modes in SSL / TLS. 997 * 998 * Requires: MBEDTLS_ECDH_C, MBEDTLS_RSA_C, MBEDTLS_PKCS1_V15, 999 * MBEDTLS_X509_CRT_PARSE_C 1000 * 1001 * This enables the following ciphersuites (if other requisites are 1002 * enabled as well): 1003 * MBEDTLS_TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 1004 * MBEDTLS_TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384 1005 * MBEDTLS_TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA 1006 * MBEDTLS_TLS_ECDHE_RSA_WITH_CAMELLIA_256_GCM_SHA384 1007 * MBEDTLS_TLS_ECDHE_RSA_WITH_CAMELLIA_256_CBC_SHA384 1008 * MBEDTLS_TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256 1009 * MBEDTLS_TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256 1010 * MBEDTLS_TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA 1011 * MBEDTLS_TLS_ECDHE_RSA_WITH_CAMELLIA_128_GCM_SHA256 1012 * MBEDTLS_TLS_ECDHE_RSA_WITH_CAMELLIA_128_CBC_SHA256 1013 * MBEDTLS_TLS_ECDHE_RSA_WITH_3DES_EDE_CBC_SHA 1014 * MBEDTLS_TLS_ECDHE_RSA_WITH_RC4_128_SHA 1015 */ 1016 #define MBEDTLS_KEY_EXCHANGE_ECDHE_RSA_ENABLED 1017 1018 /** 1019 * \def MBEDTLS_KEY_EXCHANGE_ECDHE_ECDSA_ENABLED 1020 * 1021 * Enable the ECDHE-ECDSA based ciphersuite modes in SSL / TLS. 1022 * 1023 * Requires: MBEDTLS_ECDH_C, MBEDTLS_ECDSA_C, MBEDTLS_X509_CRT_PARSE_C, 1024 * 1025 * This enables the following ciphersuites (if other requisites are 1026 * enabled as well): 1027 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384 1028 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA384 1029 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA 1030 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_CAMELLIA_256_GCM_SHA384 1031 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_CAMELLIA_256_CBC_SHA384 1032 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256 1033 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA256 1034 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA 1035 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_CAMELLIA_128_GCM_SHA256 1036 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_CAMELLIA_128_CBC_SHA256 1037 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_3DES_EDE_CBC_SHA 1038 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_RC4_128_SHA 1039 */ 1040 #define MBEDTLS_KEY_EXCHANGE_ECDHE_ECDSA_ENABLED 1041 1042 /** 1043 * \def MBEDTLS_KEY_EXCHANGE_ECDH_ECDSA_ENABLED 1044 * 1045 * Enable the ECDH-ECDSA based ciphersuite modes in SSL / TLS. 1046 * 1047 * Requires: MBEDTLS_ECDH_C, MBEDTLS_X509_CRT_PARSE_C 1048 * 1049 * This enables the following ciphersuites (if other requisites are 1050 * enabled as well): 1051 * MBEDTLS_TLS_ECDH_ECDSA_WITH_RC4_128_SHA 1052 * MBEDTLS_TLS_ECDH_ECDSA_WITH_3DES_EDE_CBC_SHA 1053 * MBEDTLS_TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA 1054 * MBEDTLS_TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA 1055 * MBEDTLS_TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA256 1056 * MBEDTLS_TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA384 1057 * MBEDTLS_TLS_ECDH_ECDSA_WITH_AES_128_GCM_SHA256 1058 * MBEDTLS_TLS_ECDH_ECDSA_WITH_AES_256_GCM_SHA384 1059 * MBEDTLS_TLS_ECDH_ECDSA_WITH_CAMELLIA_128_CBC_SHA256 1060 * MBEDTLS_TLS_ECDH_ECDSA_WITH_CAMELLIA_256_CBC_SHA384 1061 * MBEDTLS_TLS_ECDH_ECDSA_WITH_CAMELLIA_128_GCM_SHA256 1062 * MBEDTLS_TLS_ECDH_ECDSA_WITH_CAMELLIA_256_GCM_SHA384 1063 */ 1064 #define MBEDTLS_KEY_EXCHANGE_ECDH_ECDSA_ENABLED 1065 1066 /** 1067 * \def MBEDTLS_KEY_EXCHANGE_ECDH_RSA_ENABLED 1068 * 1069 * Enable the ECDH-RSA based ciphersuite modes in SSL / TLS. 1070 * 1071 * Requires: MBEDTLS_ECDH_C, MBEDTLS_X509_CRT_PARSE_C 1072 * 1073 * This enables the following ciphersuites (if other requisites are 1074 * enabled as well): 1075 * MBEDTLS_TLS_ECDH_RSA_WITH_RC4_128_SHA 1076 * MBEDTLS_TLS_ECDH_RSA_WITH_3DES_EDE_CBC_SHA 1077 * MBEDTLS_TLS_ECDH_RSA_WITH_AES_128_CBC_SHA 1078 * MBEDTLS_TLS_ECDH_RSA_WITH_AES_256_CBC_SHA 1079 * MBEDTLS_TLS_ECDH_RSA_WITH_AES_128_CBC_SHA256 1080 * MBEDTLS_TLS_ECDH_RSA_WITH_AES_256_CBC_SHA384 1081 * MBEDTLS_TLS_ECDH_RSA_WITH_AES_128_GCM_SHA256 1082 * MBEDTLS_TLS_ECDH_RSA_WITH_AES_256_GCM_SHA384 1083 * MBEDTLS_TLS_ECDH_RSA_WITH_CAMELLIA_128_CBC_SHA256 1084 * MBEDTLS_TLS_ECDH_RSA_WITH_CAMELLIA_256_CBC_SHA384 1085 * MBEDTLS_TLS_ECDH_RSA_WITH_CAMELLIA_128_GCM_SHA256 1086 * MBEDTLS_TLS_ECDH_RSA_WITH_CAMELLIA_256_GCM_SHA384 1087 */ 1088 //#define MBEDTLS_KEY_EXCHANGE_ECDH_RSA_ENABLED 1089 1090 /** 1091 * \def MBEDTLS_KEY_EXCHANGE_ECJPAKE_ENABLED 1092 * 1093 * Enable the ECJPAKE based ciphersuite modes in SSL / TLS. 1094 * 1095 * \warning This is currently experimental. EC J-PAKE support is based on the 1096 * Thread v1.0.0 specification; incompatible changes to the specification 1097 * might still happen. For this reason, this is disabled by default. 1098 * 1099 * Requires: MBEDTLS_ECJPAKE_C 1100 * MBEDTLS_SHA256_C 1101 * MBEDTLS_ECP_DP_SECP256R1_ENABLED 1102 * 1103 * This enables the following ciphersuites (if other requisites are 1104 * enabled as well): 1105 * MBEDTLS_TLS_ECJPAKE_WITH_AES_128_CCM_8 1106 */ 1107 //#define MBEDTLS_KEY_EXCHANGE_ECJPAKE_ENABLED 1108 1109 /** 1110 * \def MBEDTLS_PK_PARSE_EC_EXTENDED 1111 * 1112 * Enhance support for reading EC keys using variants of SEC1 not allowed by 1113 * RFC 5915 and RFC 5480. 1114 * 1115 * Currently this means parsing the SpecifiedECDomain choice of EC 1116 * parameters (only known groups are supported, not arbitrary domains, to 1117 * avoid validation issues). 1118 * 1119 * Disable if you only need to support RFC 5915 + 5480 key formats. 1120 */ 1121 #define MBEDTLS_PK_PARSE_EC_EXTENDED 1122 1123 /** 1124 * \def MBEDTLS_ERROR_STRERROR_DUMMY 1125 * 1126 * Enable a dummy error function to make use of mbedtls_strerror() in 1127 * third party libraries easier when MBEDTLS_ERROR_C is disabled 1128 * (no effect when MBEDTLS_ERROR_C is enabled). 1129 * 1130 * You can safely disable this if MBEDTLS_ERROR_C is enabled, or if you're 1131 * not using mbedtls_strerror() or error_strerror() in your application. 1132 * 1133 * Disable if you run into name conflicts and want to really remove the 1134 * mbedtls_strerror() 1135 */ 1136 #define MBEDTLS_ERROR_STRERROR_DUMMY 1137 1138 /** 1139 * \def MBEDTLS_GENPRIME 1140 * 1141 * Enable the prime-number generation code. 1142 * 1143 * Requires: MBEDTLS_BIGNUM_C 1144 */ 1145 #define MBEDTLS_GENPRIME 1146 1147 /** 1148 * \def MBEDTLS_FS_IO 1149 * 1150 * Enable functions that use the filesystem. 1151 */ 1152 //#define MBEDTLS_FS_IO 1153 1154 /** 1155 * \def MBEDTLS_NO_DEFAULT_ENTROPY_SOURCES 1156 * 1157 * Do not add default entropy sources. These are the platform specific, 1158 * mbedtls_timing_hardclock and HAVEGE based poll functions. 1159 * 1160 * This is useful to have more control over the added entropy sources in an 1161 * application. 1162 * 1163 * Uncomment this macro to prevent loading of default entropy functions. 1164 */ 1165 //#define MBEDTLS_NO_DEFAULT_ENTROPY_SOURCES 1166 1167 /** 1168 * \def MBEDTLS_NO_PLATFORM_ENTROPY 1169 * 1170 * Do not use built-in platform entropy functions. 1171 * This is useful if your platform does not support 1172 * standards like the /dev/urandom or Windows CryptoAPI. 1173 * 1174 * Uncomment this macro to disable the built-in platform entropy functions. 1175 */ 1176 #define MBEDTLS_NO_PLATFORM_ENTROPY 1177 1178 /** 1179 * \def MBEDTLS_ENTROPY_FORCE_SHA256 1180 * 1181 * Force the entropy accumulator to use a SHA-256 accumulator instead of the 1182 * default SHA-512 based one (if both are available). 1183 * 1184 * Requires: MBEDTLS_SHA256_C 1185 * 1186 * On 32-bit systems SHA-256 can be much faster than SHA-512. Use this option 1187 * if you have performance concerns. 1188 * 1189 * This option is only useful if both MBEDTLS_SHA256_C and 1190 * MBEDTLS_SHA512_C are defined. Otherwise the available hash module is used. 1191 */ 1192 //#define MBEDTLS_ENTROPY_FORCE_SHA256 1193 1194 /** 1195 * \def MBEDTLS_ENTROPY_NV_SEED 1196 * 1197 * Enable the non-volatile (NV) seed file-based entropy source. 1198 * (Also enables the NV seed read/write functions in the platform layer) 1199 * 1200 * This is crucial (if not required) on systems that do not have a 1201 * cryptographic entropy source (in hardware or kernel) available. 1202 * 1203 * Requires: MBEDTLS_ENTROPY_C, MBEDTLS_PLATFORM_C 1204 * 1205 * \note The read/write functions that are used by the entropy source are 1206 * determined in the platform layer, and can be modified at runtime and/or 1207 * compile-time depending on the flags (MBEDTLS_PLATFORM_NV_SEED_*) used. 1208 * 1209 * \note If you use the default implementation functions that read a seedfile 1210 * with regular fopen(), please make sure you make a seedfile with the 1211 * proper name (defined in MBEDTLS_PLATFORM_STD_NV_SEED_FILE) and at 1212 * least MBEDTLS_ENTROPY_BLOCK_SIZE bytes in size that can be read from 1213 * and written to or you will get an entropy source error! The default 1214 * implementation will only use the first MBEDTLS_ENTROPY_BLOCK_SIZE 1215 * bytes from the file. 1216 * 1217 * \note The entropy collector will write to the seed file before entropy is 1218 * given to an external source, to update it. 1219 */ 1220 //#define MBEDTLS_ENTROPY_NV_SEED 1221 1222 /** 1223 * \def MBEDTLS_MEMORY_DEBUG 1224 * 1225 * Enable debugging of buffer allocator memory issues. Automatically prints 1226 * (to stderr) all (fatal) messages on memory allocation issues. Enables 1227 * function for 'debug output' of allocated memory. 1228 * 1229 * Requires: MBEDTLS_MEMORY_BUFFER_ALLOC_C 1230 * 1231 * Uncomment this macro to let the buffer allocator print out error messages. 1232 */ 1233 //#define MBEDTLS_MEMORY_DEBUG 1234 1235 /** 1236 * \def MBEDTLS_MEMORY_BACKTRACE 1237 * 1238 * Include backtrace information with each allocated block. 1239 * 1240 * Requires: MBEDTLS_MEMORY_BUFFER_ALLOC_C 1241 * GLIBC-compatible backtrace() an backtrace_symbols() support 1242 * 1243 * Uncomment this macro to include backtrace information 1244 */ 1245 //#define MBEDTLS_MEMORY_BACKTRACE 1246 1247 /** 1248 * \def MBEDTLS_PK_RSA_ALT_SUPPORT 1249 * 1250 * Support external private RSA keys (eg from a HSM) in the PK layer. 1251 * 1252 * Comment this macro to disable support for external private RSA keys. 1253 */ 1254 //#define MBEDTLS_PK_RSA_ALT_SUPPORT 1255 1256 /** 1257 * \def MBEDTLS_PKCS1_V15 1258 * 1259 * Enable support for PKCS#1 v1.5 encoding. 1260 * 1261 * Requires: MBEDTLS_RSA_C 1262 * 1263 * This enables support for PKCS#1 v1.5 operations. 1264 */ 1265 #define MBEDTLS_PKCS1_V15 1266 1267 /** 1268 * \def MBEDTLS_PKCS1_V21 1269 * 1270 * Enable support for PKCS#1 v2.1 encoding.(hilink BI https use this.) 1271 * 1272 * Requires: MBEDTLS_MD_C, MBEDTLS_RSA_C 1273 * 1274 * This enables support for RSAES-OAEP and RSASSA-PSS operations. 1275 */ 1276 #define MBEDTLS_PKCS1_V21 1277 1278 /** 1279 * \def MBEDTLS_RSA_NO_CRT 1280 * 1281 * Do not use the Chinese Remainder Theorem 1282 * for the RSA private operation. 1283 * 1284 * Uncomment this macro to disable the use of CRT in RSA. 1285 * 1286 */ 1287 #define MBEDTLS_RSA_NO_CRT 1288 1289 /** 1290 * \def MBEDTLS_SELF_TEST 1291 * 1292 * Enable the checkup functions (*_self_test). 1293 */ 1294 //#define MBEDTLS_SELF_TEST 1295 1296 /** 1297 * \def MBEDTLS_SHA256_SMALLER 1298 * 1299 * Enable an implementation of SHA-256 that has lower ROM footprint but also 1300 * lower performance. 1301 * 1302 * The default implementation is meant to be a reasonnable compromise between 1303 * performance and size. This version optimizes more aggressively for size at 1304 * the expense of performance. Eg on Cortex-M4 it reduces the size of 1305 * mbedtls_sha256_process() from ~2KB to ~0.5KB for a performance hit of about 1306 * 30%. 1307 * 1308 * Uncomment to enable the smaller implementation of SHA256. 1309 */ 1310 #define MBEDTLS_SHA256_SMALLER 1311 1312 /** 1313 * \def MBEDTLS_SSL_ALL_ALERT_MESSAGES 1314 * 1315 * Enable sending of alert messages in case of encountered errors as per RFC. 1316 * If you choose not to send the alert messages, mbed TLS can still communicate 1317 * with other servers, only debugging of failures is harder. 1318 * 1319 * The advantage of not sending alert messages, is that no information is given 1320 * about reasons for failures thus preventing adversaries of gaining intel. 1321 * 1322 * Enable sending of all alert messages 1323 */ 1324 #define MBEDTLS_SSL_ALL_ALERT_MESSAGES 1325 1326 /** 1327 * \def MBEDTLS_SSL_ASYNC_PRIVATE 1328 * 1329 * Enable asynchronous external private key operations in SSL. This allows 1330 * you to configure an SSL connection to call an external cryptographic 1331 * module to perform private key operations instead of performing the 1332 * operation inside the library. 1333 * 1334 */ 1335 //#define MBEDTLS_SSL_ASYNC_PRIVATE 1336 1337 /** 1338 * \def MBEDTLS_SSL_DEBUG_ALL 1339 * 1340 * Enable the debug messages in SSL module for all issues. 1341 * Debug messages have been disabled in some places to prevent timing 1342 * attacks due to (unbalanced) debugging function calls. 1343 * 1344 * If you need all error reporting you should enable this during debugging, 1345 * but remove this for production servers that should log as well. 1346 * 1347 * Uncomment this macro to report all debug messages on errors introducing 1348 * a timing side-channel. 1349 * 1350 */ 1351 //#define MBEDTLS_SSL_DEBUG_ALL 1352 1353 /** \def MBEDTLS_SSL_ENCRYPT_THEN_MAC 1354 * 1355 * Enable support for Encrypt-then-MAC, RFC 7366. 1356 * 1357 * This allows peers that both support it to use a more robust protection for 1358 * ciphersuites using CBC, providing deep resistance against timing attacks 1359 * on the padding or underlying cipher. 1360 * 1361 * This only affects CBC ciphersuites, and is useless if none is defined. 1362 * 1363 * Requires: MBEDTLS_SSL_PROTO_TLS1 or 1364 * MBEDTLS_SSL_PROTO_TLS1_1 or 1365 * MBEDTLS_SSL_PROTO_TLS1_2 1366 * 1367 * Comment this macro to disable support for Encrypt-then-MAC 1368 */ 1369 #define MBEDTLS_SSL_ENCRYPT_THEN_MAC 1370 1371 /** \def MBEDTLS_SSL_EXTENDED_MASTER_SECRET 1372 * 1373 * Enable support for Extended Master Secret, aka Session Hash 1374 * (draft-ietf-tls-session-hash-02). 1375 * 1376 * This was introduced as "the proper fix" to the Triple Handshake familiy of 1377 * attacks, but it is recommended to always use it (even if you disable 1378 * renegotiation), since it actually fixes a more fundamental issue in the 1379 * original SSL/TLS design, and has implications beyond Triple Handshake. 1380 * 1381 * Requires: MBEDTLS_SSL_PROTO_TLS1 or 1382 * MBEDTLS_SSL_PROTO_TLS1_1 or 1383 * MBEDTLS_SSL_PROTO_TLS1_2 1384 * 1385 * Comment this macro to disable support for Extended Master Secret. 1386 */ 1387 #define MBEDTLS_SSL_EXTENDED_MASTER_SECRET 1388 1389 /** 1390 * \def MBEDTLS_SSL_FALLBACK_SCSV 1391 * 1392 * Enable support for FALLBACK_SCSV (draft-ietf-tls-downgrade-scsv-00). 1393 * 1394 * For servers, it is recommended to always enable this, unless you support 1395 * only one version of TLS, or know for sure that none of your clients 1396 * implements a fallback strategy. 1397 * 1398 * For clients, you only need this if you're using a fallback strategy, which 1399 * is not recommended in the first place, unless you absolutely need it to 1400 * interoperate with buggy (version-intolerant) servers. 1401 * 1402 * Comment this macro to disable support for FALLBACK_SCSV 1403 */ 1404 #define MBEDTLS_SSL_FALLBACK_SCSV 1405 1406 /** 1407 * \def MBEDTLS_SSL_HW_RECORD_ACCEL 1408 * 1409 * Enable hooking functions in SSL module for hardware acceleration of 1410 * individual records. 1411 * 1412 * Uncomment this macro to enable hooking functions. 1413 */ 1414 //#define MBEDTLS_SSL_HW_RECORD_ACCEL 1415 1416 /** 1417 * \def MBEDTLS_SSL_CBC_RECORD_SPLITTING 1418 * 1419 * Enable 1/n-1 record splitting for CBC mode in SSLv3 and TLS 1.0. 1420 * 1421 * This is a countermeasure to the BEAST attack, which also minimizes the risk 1422 * of interoperability issues compared to sending 0-length records. 1423 * 1424 * Comment this macro to disable 1/n-1 record splitting. 1425 */ 1426 //#define MBEDTLS_SSL_CBC_RECORD_SPLITTING 1427 1428 /** 1429 * \def MBEDTLS_SSL_RENEGOTIATION 1430 * 1431 * Enable support for TLS renegotiation. 1432 * 1433 * The two main uses of renegotiation are (1) refresh keys on long-lived 1434 * connections and (2) client authentication after the initial handshake. 1435 * If you don't need renegotiation, it's probably better to disable it, since 1436 * it has been associated with security issues in the past and is easy to 1437 * misuse/misunderstand. 1438 * 1439 * Comment this to disable support for renegotiation. 1440 * 1441 * \note Even if this option is disabled, both client and server are aware 1442 * of the Renegotiation Indication Extension (RFC 5746) used to 1443 * prevent the SSL renegotiation attack (see RFC 5746 Sect. 1). 1444 * (See \c mbedtls_ssl_conf_legacy_renegotiation for the 1445 * configuration of this extension). 1446 * 1447 */ 1448 #define MBEDTLS_SSL_RENEGOTIATION 1449 1450 /** 1451 * \def MBEDTLS_SSL_SRV_SUPPORT_SSLV2_CLIENT_HELLO 1452 * 1453 * Enable support for receiving and parsing SSLv2 Client Hello messages for the 1454 * SSL Server module (MBEDTLS_SSL_SRV_C). 1455 * 1456 * Uncomment this macro to enable support for SSLv2 Client Hello messages. 1457 */ 1458 //#define MBEDTLS_SSL_SRV_SUPPORT_SSLV2_CLIENT_HELLO 1459 1460 /** 1461 * \def MBEDTLS_SSL_SRV_RESPECT_CLIENT_PREFERENCE 1462 * 1463 * Pick the ciphersuite according to the client's preferences rather than ours 1464 * in the SSL Server module (MBEDTLS_SSL_SRV_C). 1465 * 1466 * Uncomment this macro to respect client's ciphersuite order 1467 */ 1468 //#define MBEDTLS_SSL_SRV_RESPECT_CLIENT_PREFERENCE 1469 1470 /** 1471 * \def MBEDTLS_SSL_MAX_FRAGMENT_LENGTH 1472 * 1473 * Enable support for RFC 6066 max_fragment_length extension in SSL. 1474 * 1475 * Comment this macro to disable support for the max_fragment_length extension 1476 */ 1477 #define MBEDTLS_SSL_MAX_FRAGMENT_LENGTH 1478 1479 /** 1480 * \def MBEDTLS_SSL_PROTO_SSL3 1481 * 1482 * Enable support for SSL 3.0. 1483 * 1484 * Requires: MBEDTLS_MD5_C 1485 * MBEDTLS_SHA1_C 1486 * 1487 * Comment this macro to disable support for SSL 3.0 1488 */ 1489 //#define MBEDTLS_SSL_PROTO_SSL3 1490 1491 /** 1492 * \def MBEDTLS_SSL_PROTO_TLS1 1493 * 1494 * Enable support for TLS 1.0. 1495 * 1496 * Requires: MBEDTLS_MD5_C 1497 * MBEDTLS_SHA1_C 1498 * 1499 * Comment this macro to disable support for TLS 1.0 1500 */ 1501 //#define MBEDTLS_SSL_PROTO_TLS1 1502 1503 /** 1504 * \def MBEDTLS_SSL_PROTO_TLS1_1 1505 * 1506 * Enable support for TLS 1.1 (and DTLS 1.0 if DTLS is enabled). 1507 * 1508 * Requires: MBEDTLS_MD5_C 1509 * MBEDTLS_SHA1_C 1510 * 1511 * Comment this macro to disable support for TLS 1.1 / DTLS 1.0 1512 */ 1513 //#define MBEDTLS_SSL_PROTO_TLS1_1 1514 1515 /** 1516 * \def MBEDTLS_SSL_PROTO_TLS1_2 1517 * 1518 * Enable support for TLS 1.2 (and DTLS 1.2 if DTLS is enabled). 1519 * 1520 * Requires: MBEDTLS_SHA1_C or MBEDTLS_SHA256_C or MBEDTLS_SHA512_C 1521 * (Depends on ciphersuites) 1522 * 1523 * Comment this macro to disable support for TLS 1.2 / DTLS 1.2 1524 */ 1525 #define MBEDTLS_SSL_PROTO_TLS1_2 1526 1527 /** 1528 * \def MBEDTLS_SSL_PROTO_DTLS 1529 * 1530 * Enable support for DTLS (all available versions). 1531 * 1532 * Enable this and MBEDTLS_SSL_PROTO_TLS1_1 to enable DTLS 1.0, 1533 * and/or this and MBEDTLS_SSL_PROTO_TLS1_2 to enable DTLS 1.2. 1534 * 1535 * Requires: MBEDTLS_SSL_PROTO_TLS1_1 1536 * or MBEDTLS_SSL_PROTO_TLS1_2 1537 * 1538 * Comment this macro to disable support for DTLS 1539 */ 1540 //#define MBEDTLS_SSL_PROTO_DTLS 1541 1542 /** 1543 * \def MBEDTLS_SSL_ALPN 1544 * 1545 * Enable support for RFC 7301 Application Layer Protocol Negotiation. 1546 * 1547 * Comment this macro to disable support for ALPN. 1548 */ 1549 //#define MBEDTLS_SSL_ALPN 1550 1551 /** 1552 * \def MBEDTLS_SSL_DTLS_ANTI_REPLAY 1553 * 1554 * Enable support for the anti-replay mechanism in DTLS. 1555 * 1556 * Requires: MBEDTLS_SSL_TLS_C 1557 * MBEDTLS_SSL_PROTO_DTLS 1558 * 1559 * \warning Disabling this is often a security risk! 1560 * See mbedtls_ssl_conf_dtls_anti_replay() for details. 1561 * 1562 * Comment this to disable anti-replay in DTLS. 1563 */ 1564 //#define MBEDTLS_SSL_DTLS_ANTI_REPLAY 1565 1566 /** 1567 * \def MBEDTLS_SSL_DTLS_HELLO_VERIFY 1568 * 1569 * Enable support for HelloVerifyRequest on DTLS servers. 1570 * 1571 * This feature is highly recommended to prevent DTLS servers being used as 1572 * amplifiers in DoS attacks against other hosts. It should always be enabled 1573 * unless you know for sure amplification cannot be a problem in the 1574 * environment in which your server operates. 1575 * 1576 * \warning Disabling this can ba a security risk! (see above) 1577 * 1578 * Requires: MBEDTLS_SSL_PROTO_DTLS 1579 * 1580 * Comment this to disable support for HelloVerifyRequest. 1581 */ 1582 //#define MBEDTLS_SSL_DTLS_HELLO_VERIFY 1583 1584 /** 1585 * \def MBEDTLS_SSL_DTLS_CLIENT_PORT_REUSE 1586 * 1587 * Enable server-side support for clients that reconnect from the same port. 1588 * 1589 * Some clients unexpectedly close the connection and try to reconnect using the 1590 * same source port. This needs special support from the server to handle the 1591 * new connection securely, as described in section 4.2.8 of RFC 6347. This 1592 * flag enables that support. 1593 * 1594 * Requires: MBEDTLS_SSL_DTLS_HELLO_VERIFY 1595 * 1596 * Comment this to disable support for clients reusing the source port. 1597 */ 1598 //#define MBEDTLS_SSL_DTLS_CLIENT_PORT_REUSE 1599 1600 /** 1601 * \def MBEDTLS_SSL_DTLS_BADMAC_LIMIT 1602 * 1603 * Enable support for a limit of records with bad MAC. 1604 * 1605 * See mbedtls_ssl_conf_dtls_badmac_limit(). 1606 * 1607 * Requires: MBEDTLS_SSL_PROTO_DTLS 1608 */ 1609 //#define MBEDTLS_SSL_DTLS_BADMAC_LIMIT 1610 1611 /** 1612 * \def MBEDTLS_SSL_SESSION_TICKETS 1613 * 1614 * Enable support for RFC 5077 session tickets in SSL. 1615 * Client-side, provides full support for session tickets (maintenance of a 1616 * session store remains the responsibility of the application, though). 1617 * Server-side, you also need to provide callbacks for writing and parsing 1618 * tickets, including authenticated encryption and key management. Example 1619 * callbacks are provided by MBEDTLS_SSL_TICKET_C. 1620 * 1621 * Comment this macro to disable support for SSL session tickets 1622 */ 1623 #define MBEDTLS_SSL_SESSION_TICKETS 1624 1625 /** 1626 * \def MBEDTLS_SSL_EXPORT_KEYS 1627 * 1628 * Enable support for exporting key block and master secret. 1629 * This is required for certain users of TLS, e.g. EAP-TLS. 1630 * 1631 * Comment this macro to disable support for key export 1632 */ 1633 #define MBEDTLS_SSL_EXPORT_KEYS 1634 1635 /** 1636 * \def MBEDTLS_SSL_SERVER_NAME_INDICATION 1637 * 1638 * Enable support for RFC 6066 server name indication (SNI) in SSL. 1639 * 1640 * Requires: MBEDTLS_X509_CRT_PARSE_C 1641 * 1642 * Comment this macro to disable support for server name indication in SSL 1643 */ 1644 #define MBEDTLS_SSL_SERVER_NAME_INDICATION 1645 1646 /** 1647 * \def MBEDTLS_SSL_TRUNCATED_HMAC 1648 * 1649 * Enable support for RFC 6066 truncated HMAC in SSL. 1650 * 1651 * Comment this macro to disable support for truncated HMAC in SSL 1652 */ 1653 #define MBEDTLS_SSL_TRUNCATED_HMAC 1654 1655 /** 1656 * \def MBEDTLS_SSL_TRUNCATED_HMAC_COMPAT 1657 * 1658 * Fallback to old (pre-2.7), non-conforming implementation of the truncated 1659 * HMAC extension which also truncates the HMAC key. Note that this option is 1660 * only meant for a transitory upgrade period and is likely to be removed in 1661 * a future version of the library. 1662 * 1663 * \warning The old implementation is non-compliant and has a security weakness 1664 * (2^80 brute force attack on the HMAC key used for a single, 1665 * uninterrupted connection). This should only be enabled temporarily 1666 * when (1) the use of truncated HMAC is essential in order to save 1667 * bandwidth, and (2) the peer is an Mbed TLS stack that doesn't use 1668 * the fixed implementation yet (pre-2.7). 1669 * 1670 * \deprecated This option is deprecated and will likely be removed in a 1671 * future version of Mbed TLS. 1672 * 1673 * Uncomment to fallback to old, non-compliant truncated HMAC implementation. 1674 * 1675 * Requires: MBEDTLS_SSL_TRUNCATED_HMAC 1676 */ 1677 //#define MBEDTLS_SSL_TRUNCATED_HMAC_COMPAT 1678 1679 /** 1680 * \def MBEDTLS_THREADING_ALT 1681 * 1682 * Provide your own alternate threading implementation. 1683 * 1684 * Requires: MBEDTLS_THREADING_C 1685 * 1686 * Uncomment this to allow your own alternate threading implementation. 1687 */ 1688 //#define MBEDTLS_THREADING_ALT 1689 1690 /** 1691 * \def MBEDTLS_THREADING_PTHREAD 1692 * 1693 * Enable the pthread wrapper layer for the threading layer. 1694 * 1695 * Requires: MBEDTLS_THREADING_C 1696 * 1697 * Uncomment this to enable pthread mutexes. 1698 */ 1699 //#define MBEDTLS_THREADING_PTHREAD 1700 1701 /** 1702 * \def MBEDTLS_VERSION_FEATURES 1703 * 1704 * Allow run-time checking of compile-time enabled features. Thus allowing users 1705 * to check at run-time if the library is for instance compiled with threading 1706 * support via mbedtls_version_check_feature(). 1707 * 1708 * Requires: MBEDTLS_VERSION_C 1709 * 1710 * Comment this to disable run-time checking and save ROM space 1711 */ 1712 //#define MBEDTLS_VERSION_FEATURES 1713 1714 /** 1715 * \def MBEDTLS_X509_ALLOW_EXTENSIONS_NON_V3 1716 * 1717 * If set, the X509 parser will not break-off when parsing an X509 certificate 1718 * and encountering an extension in a v1 or v2 certificate. 1719 * 1720 * Uncomment to prevent an error. 1721 */ 1722 //#define MBEDTLS_X509_ALLOW_EXTENSIONS_NON_V3 1723 1724 /** 1725 * \def MBEDTLS_X509_ALLOW_UNSUPPORTED_CRITICAL_EXTENSION 1726 * 1727 * If set, the X509 parser will not break-off when parsing an X509 certificate 1728 * and encountering an unknown critical extension. 1729 * 1730 * \warning Depending on your PKI use, enabling this can be a security risk! 1731 * 1732 * Uncomment to prevent an error. 1733 */ 1734 //#define MBEDTLS_X509_ALLOW_UNSUPPORTED_CRITICAL_EXTENSION 1735 1736 /** 1737 * \def MBEDTLS_X509_CHECK_KEY_USAGE 1738 * 1739 * Enable verification of the keyUsage extension (CA and leaf certificates). 1740 * 1741 * Disabling this avoids problems with mis-issued and/or misused 1742 * (intermediate) CA and leaf certificates. 1743 * 1744 * \warning Depending on your PKI use, disabling this can be a security risk! 1745 * 1746 * Comment to skip keyUsage checking for both CA and leaf certificates. 1747 */ 1748 #define MBEDTLS_X509_CHECK_KEY_USAGE 1749 1750 /** 1751 * \def MBEDTLS_X509_CHECK_EXTENDED_KEY_USAGE 1752 * 1753 * Enable verification of the extendedKeyUsage extension (leaf certificates). 1754 * 1755 * Disabling this avoids problems with mis-issued and/or misused certificates. 1756 * 1757 * \warning Depending on your PKI use, disabling this can be a security risk! 1758 * 1759 * Comment to skip extendedKeyUsage checking for certificates. 1760 */ 1761 #define MBEDTLS_X509_CHECK_EXTENDED_KEY_USAGE 1762 1763 /** 1764 * \def MBEDTLS_X509_RSASSA_PSS_SUPPORT 1765 * 1766 * Enable parsing and verification of X.509 certificates, CRLs and CSRS 1767 * signed with RSASSA-PSS (aka PKCS#1 v2.1). 1768 * 1769 * Comment this macro to disallow using RSASSA-PSS in certificates. 1770 */ 1771 //#define MBEDTLS_X509_RSASSA_PSS_SUPPORT 1772 1773 /** 1774 * \def MBEDTLS_ZLIB_SUPPORT 1775 * 1776 * If set, the SSL/TLS module uses ZLIB to support compression and 1777 * decompression of packet data. 1778 * 1779 * \warning TLS-level compression MAY REDUCE SECURITY! See for example the 1780 * CRIME attack. Before enabling this option, you should examine with care if 1781 * CRIME or similar exploits may be applicable to your use case. 1782 * 1783 * \note Currently compression can't be used with DTLS. 1784 * 1785 * \deprecated This feature is deprecated and will be removed 1786 * in the next major revision of the library. 1787 * 1788 * Used in: library/ssl_tls.c 1789 * library/ssl_cli.c 1790 * library/ssl_srv.c 1791 * 1792 * This feature requires zlib library and headers to be present. 1793 * 1794 * Uncomment to enable use of ZLIB 1795 */ 1796 //#define MBEDTLS_ZLIB_SUPPORT 1797 /* \} name SECTION: mbed TLS feature support */ 1798 1799 /** 1800 * \name SECTION: mbed TLS modules 1801 * 1802 * This section enables or disables entire modules in mbed TLS 1803 * \{ 1804 */ 1805 1806 /** 1807 * \def MBEDTLS_AESNI_C 1808 * 1809 * Enable AES-NI support on x86-64. 1810 * 1811 * Module: library/aesni.c 1812 * Caller: library/aes.c 1813 * 1814 * Requires: MBEDTLS_HAVE_ASM 1815 * 1816 * This modules adds support for the AES-NI instructions on x86-64 1817 */ 1818 //#define MBEDTLS_AESNI_C 1819 1820 /** 1821 * \def MBEDTLS_AES_C 1822 * 1823 * Enable the AES block cipher. 1824 * 1825 * Module: library/aes.c 1826 * Caller: library/cipher.c 1827 * library/pem.c 1828 * library/ctr_drbg.c 1829 * 1830 * This module enables the following ciphersuites (if other requisites are 1831 * enabled as well): 1832 * MBEDTLS_TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA 1833 * MBEDTLS_TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA 1834 * MBEDTLS_TLS_ECDH_RSA_WITH_AES_128_CBC_SHA 1835 * MBEDTLS_TLS_ECDH_RSA_WITH_AES_256_CBC_SHA 1836 * MBEDTLS_TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA256 1837 * MBEDTLS_TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA384 1838 * MBEDTLS_TLS_ECDH_RSA_WITH_AES_128_CBC_SHA256 1839 * MBEDTLS_TLS_ECDH_RSA_WITH_AES_256_CBC_SHA384 1840 * MBEDTLS_TLS_ECDH_ECDSA_WITH_AES_128_GCM_SHA256 1841 * MBEDTLS_TLS_ECDH_ECDSA_WITH_AES_256_GCM_SHA384 1842 * MBEDTLS_TLS_ECDH_RSA_WITH_AES_128_GCM_SHA256 1843 * MBEDTLS_TLS_ECDH_RSA_WITH_AES_256_GCM_SHA384 1844 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384 1845 * MBEDTLS_TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 1846 * MBEDTLS_TLS_DHE_RSA_WITH_AES_256_GCM_SHA384 1847 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA384 1848 * MBEDTLS_TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384 1849 * MBEDTLS_TLS_DHE_RSA_WITH_AES_256_CBC_SHA256 1850 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA 1851 * MBEDTLS_TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA 1852 * MBEDTLS_TLS_DHE_RSA_WITH_AES_256_CBC_SHA 1853 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256 1854 * MBEDTLS_TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256 1855 * MBEDTLS_TLS_DHE_RSA_WITH_AES_128_GCM_SHA256 1856 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA256 1857 * MBEDTLS_TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256 1858 * MBEDTLS_TLS_DHE_RSA_WITH_AES_128_CBC_SHA256 1859 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA 1860 * MBEDTLS_TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA 1861 * MBEDTLS_TLS_DHE_RSA_WITH_AES_128_CBC_SHA 1862 * MBEDTLS_TLS_DHE_PSK_WITH_AES_256_GCM_SHA384 1863 * MBEDTLS_TLS_ECDHE_PSK_WITH_AES_256_CBC_SHA384 1864 * MBEDTLS_TLS_DHE_PSK_WITH_AES_256_CBC_SHA384 1865 * MBEDTLS_TLS_ECDHE_PSK_WITH_AES_256_CBC_SHA 1866 * MBEDTLS_TLS_DHE_PSK_WITH_AES_256_CBC_SHA 1867 * MBEDTLS_TLS_DHE_PSK_WITH_AES_128_GCM_SHA256 1868 * MBEDTLS_TLS_ECDHE_PSK_WITH_AES_128_CBC_SHA256 1869 * MBEDTLS_TLS_DHE_PSK_WITH_AES_128_CBC_SHA256 1870 * MBEDTLS_TLS_ECDHE_PSK_WITH_AES_128_CBC_SHA 1871 * MBEDTLS_TLS_DHE_PSK_WITH_AES_128_CBC_SHA 1872 * MBEDTLS_TLS_RSA_WITH_AES_256_GCM_SHA384 1873 * MBEDTLS_TLS_RSA_WITH_AES_256_CBC_SHA256 1874 * MBEDTLS_TLS_RSA_WITH_AES_256_CBC_SHA 1875 * MBEDTLS_TLS_RSA_WITH_AES_128_GCM_SHA256 1876 * MBEDTLS_TLS_RSA_WITH_AES_128_CBC_SHA256 1877 * MBEDTLS_TLS_RSA_WITH_AES_128_CBC_SHA 1878 * MBEDTLS_TLS_RSA_PSK_WITH_AES_256_GCM_SHA384 1879 * MBEDTLS_TLS_RSA_PSK_WITH_AES_256_CBC_SHA384 1880 * MBEDTLS_TLS_RSA_PSK_WITH_AES_256_CBC_SHA 1881 * MBEDTLS_TLS_RSA_PSK_WITH_AES_128_GCM_SHA256 1882 * MBEDTLS_TLS_RSA_PSK_WITH_AES_128_CBC_SHA256 1883 * MBEDTLS_TLS_RSA_PSK_WITH_AES_128_CBC_SHA 1884 * MBEDTLS_TLS_PSK_WITH_AES_256_GCM_SHA384 1885 * MBEDTLS_TLS_PSK_WITH_AES_256_CBC_SHA384 1886 * MBEDTLS_TLS_PSK_WITH_AES_256_CBC_SHA 1887 * MBEDTLS_TLS_PSK_WITH_AES_128_GCM_SHA256 1888 * MBEDTLS_TLS_PSK_WITH_AES_128_CBC_SHA256 1889 * MBEDTLS_TLS_PSK_WITH_AES_128_CBC_SHA 1890 * 1891 * PEM_PARSE uses AES for decrypting encrypted keys. 1892 */ 1893 #define MBEDTLS_AES_C 1894 1895 /** 1896 * \def MBEDTLS_ARC4_C 1897 * 1898 * Enable the ARCFOUR stream cipher. 1899 * 1900 * Module: library/arc4.c 1901 * Caller: library/cipher.c 1902 * 1903 * This module enables the following ciphersuites (if other requisites are 1904 * enabled as well): 1905 * MBEDTLS_TLS_ECDH_ECDSA_WITH_RC4_128_SHA 1906 * MBEDTLS_TLS_ECDH_RSA_WITH_RC4_128_SHA 1907 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_RC4_128_SHA 1908 * MBEDTLS_TLS_ECDHE_RSA_WITH_RC4_128_SHA 1909 * MBEDTLS_TLS_ECDHE_PSK_WITH_RC4_128_SHA 1910 * MBEDTLS_TLS_DHE_PSK_WITH_RC4_128_SHA 1911 * MBEDTLS_TLS_RSA_WITH_RC4_128_SHA 1912 * MBEDTLS_TLS_RSA_WITH_RC4_128_MD5 1913 * MBEDTLS_TLS_RSA_PSK_WITH_RC4_128_SHA 1914 * MBEDTLS_TLS_PSK_WITH_RC4_128_SHA 1915 * 1916 * \warning ARC4 is considered a weak cipher and its use constitutes a 1917 * security risk. If possible, we recommend avoidng dependencies on 1918 * it, and considering stronger ciphers instead. 1919 * 1920 */ 1921 //#define MBEDTLS_ARC4_C 1922 1923 /** 1924 * \def MBEDTLS_ASN1_PARSE_C 1925 * 1926 * Enable the generic ASN1 parser. 1927 * 1928 * Module: library/asn1.c 1929 * Caller: library/x509.c 1930 * library/dhm.c 1931 * library/pkcs12.c 1932 * library/pkcs5.c 1933 * library/pkparse.c 1934 */ 1935 #define MBEDTLS_ASN1_PARSE_C 1936 1937 /** 1938 * \def MBEDTLS_ASN1_WRITE_C 1939 * 1940 * Enable the generic ASN1 writer. 1941 * 1942 * Module: library/asn1write.c 1943 * Caller: library/ecdsa.c 1944 * library/pkwrite.c 1945 * library/x509_create.c 1946 * library/x509write_crt.c 1947 * library/x509write_csr.c 1948 */ 1949 #define MBEDTLS_ASN1_WRITE_C 1950 1951 /** 1952 * \def MBEDTLS_BASE64_C 1953 * 1954 * Enable the Base64 module. 1955 * 1956 * Module: library/base64.c 1957 * Caller: library/pem.c 1958 * 1959 * This module is required for PEM support (required by X.509). 1960 */ 1961 #define MBEDTLS_BASE64_C 1962 1963 /** 1964 * \def MBEDTLS_BIGNUM_C 1965 * 1966 * Enable the multi-precision integer library. 1967 * 1968 * Module: library/bignum.c 1969 * Caller: library/dhm.c 1970 * library/ecp.c 1971 * library/ecdsa.c 1972 * library/rsa.c 1973 * library/rsa_internal.c 1974 * library/ssl_tls.c 1975 * 1976 * This module is required for RSA, DHM and ECC (ECDH, ECDSA) support. 1977 */ 1978 #define MBEDTLS_BIGNUM_C 1979 1980 /** 1981 * \def MBEDTLS_BLOWFISH_C 1982 * 1983 * Enable the Blowfish block cipher. 1984 * 1985 * Module: library/blowfish.c 1986 */ 1987 //#define MBEDTLS_BLOWFISH_C 1988 1989 /** 1990 * \def MBEDTLS_CAMELLIA_C 1991 * 1992 * Enable the Camellia block cipher. 1993 * 1994 * Module: library/camellia.c 1995 * Caller: library/cipher.c 1996 * 1997 * This module enables the following ciphersuites (if other requisites are 1998 * enabled as well): 1999 * MBEDTLS_TLS_ECDH_ECDSA_WITH_CAMELLIA_128_CBC_SHA256 2000 * MBEDTLS_TLS_ECDH_ECDSA_WITH_CAMELLIA_256_CBC_SHA384 2001 * MBEDTLS_TLS_ECDH_RSA_WITH_CAMELLIA_128_CBC_SHA256 2002 * MBEDTLS_TLS_ECDH_RSA_WITH_CAMELLIA_256_CBC_SHA384 2003 * MBEDTLS_TLS_ECDH_ECDSA_WITH_CAMELLIA_128_GCM_SHA256 2004 * MBEDTLS_TLS_ECDH_ECDSA_WITH_CAMELLIA_256_GCM_SHA384 2005 * MBEDTLS_TLS_ECDH_RSA_WITH_CAMELLIA_128_GCM_SHA256 2006 * MBEDTLS_TLS_ECDH_RSA_WITH_CAMELLIA_256_GCM_SHA384 2007 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_CAMELLIA_256_GCM_SHA384 2008 * MBEDTLS_TLS_ECDHE_RSA_WITH_CAMELLIA_256_GCM_SHA384 2009 * MBEDTLS_TLS_DHE_RSA_WITH_CAMELLIA_256_GCM_SHA384 2010 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_CAMELLIA_256_CBC_SHA384 2011 * MBEDTLS_TLS_ECDHE_RSA_WITH_CAMELLIA_256_CBC_SHA384 2012 * MBEDTLS_TLS_DHE_RSA_WITH_CAMELLIA_256_CBC_SHA256 2013 * MBEDTLS_TLS_DHE_RSA_WITH_CAMELLIA_256_CBC_SHA 2014 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_CAMELLIA_128_GCM_SHA256 2015 * MBEDTLS_TLS_ECDHE_RSA_WITH_CAMELLIA_128_GCM_SHA256 2016 * MBEDTLS_TLS_DHE_RSA_WITH_CAMELLIA_128_GCM_SHA256 2017 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_CAMELLIA_128_CBC_SHA256 2018 * MBEDTLS_TLS_ECDHE_RSA_WITH_CAMELLIA_128_CBC_SHA256 2019 * MBEDTLS_TLS_DHE_RSA_WITH_CAMELLIA_128_CBC_SHA256 2020 * MBEDTLS_TLS_DHE_RSA_WITH_CAMELLIA_128_CBC_SHA 2021 * MBEDTLS_TLS_DHE_PSK_WITH_CAMELLIA_256_GCM_SHA384 2022 * MBEDTLS_TLS_ECDHE_PSK_WITH_CAMELLIA_256_CBC_SHA384 2023 * MBEDTLS_TLS_DHE_PSK_WITH_CAMELLIA_256_CBC_SHA384 2024 * MBEDTLS_TLS_DHE_PSK_WITH_CAMELLIA_128_GCM_SHA256 2025 * MBEDTLS_TLS_DHE_PSK_WITH_CAMELLIA_128_CBC_SHA256 2026 * MBEDTLS_TLS_ECDHE_PSK_WITH_CAMELLIA_128_CBC_SHA256 2027 * MBEDTLS_TLS_RSA_WITH_CAMELLIA_256_GCM_SHA384 2028 * MBEDTLS_TLS_RSA_WITH_CAMELLIA_256_CBC_SHA256 2029 * MBEDTLS_TLS_RSA_WITH_CAMELLIA_256_CBC_SHA 2030 * MBEDTLS_TLS_RSA_WITH_CAMELLIA_128_GCM_SHA256 2031 * MBEDTLS_TLS_RSA_WITH_CAMELLIA_128_CBC_SHA256 2032 * MBEDTLS_TLS_RSA_WITH_CAMELLIA_128_CBC_SHA 2033 * MBEDTLS_TLS_RSA_PSK_WITH_CAMELLIA_256_GCM_SHA384 2034 * MBEDTLS_TLS_RSA_PSK_WITH_CAMELLIA_256_CBC_SHA384 2035 * MBEDTLS_TLS_RSA_PSK_WITH_CAMELLIA_128_GCM_SHA256 2036 * MBEDTLS_TLS_RSA_PSK_WITH_CAMELLIA_128_CBC_SHA256 2037 * MBEDTLS_TLS_PSK_WITH_CAMELLIA_256_GCM_SHA384 2038 * MBEDTLS_TLS_PSK_WITH_CAMELLIA_256_CBC_SHA384 2039 * MBEDTLS_TLS_PSK_WITH_CAMELLIA_128_GCM_SHA256 2040 * MBEDTLS_TLS_PSK_WITH_CAMELLIA_128_CBC_SHA256 2041 */ 2042 //#define MBEDTLS_CAMELLIA_C 2043 2044 /** 2045 * \def MBEDTLS_ARIA_C 2046 * 2047 * Enable the ARIA block cipher. 2048 * 2049 * Module: library/aria.c 2050 * Caller: library/cipher.c 2051 * 2052 * This module enables the following ciphersuites (if other requisites are 2053 * enabled as well): 2054 * 2055 * MBEDTLS_TLS_RSA_WITH_ARIA_128_CBC_SHA256 2056 * MBEDTLS_TLS_RSA_WITH_ARIA_256_CBC_SHA384 2057 * MBEDTLS_TLS_DHE_RSA_WITH_ARIA_128_CBC_SHA256 2058 * MBEDTLS_TLS_DHE_RSA_WITH_ARIA_256_CBC_SHA384 2059 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_ARIA_128_CBC_SHA256 2060 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_ARIA_256_CBC_SHA384 2061 * MBEDTLS_TLS_ECDH_ECDSA_WITH_ARIA_128_CBC_SHA256 2062 * MBEDTLS_TLS_ECDH_ECDSA_WITH_ARIA_256_CBC_SHA384 2063 * MBEDTLS_TLS_ECDHE_RSA_WITH_ARIA_128_CBC_SHA256 2064 * MBEDTLS_TLS_ECDHE_RSA_WITH_ARIA_256_CBC_SHA384 2065 * MBEDTLS_TLS_ECDH_RSA_WITH_ARIA_128_CBC_SHA256 2066 * MBEDTLS_TLS_ECDH_RSA_WITH_ARIA_256_CBC_SHA384 2067 * MBEDTLS_TLS_RSA_WITH_ARIA_128_GCM_SHA256 2068 * MBEDTLS_TLS_RSA_WITH_ARIA_256_GCM_SHA384 2069 * MBEDTLS_TLS_DHE_RSA_WITH_ARIA_128_GCM_SHA256 2070 * MBEDTLS_TLS_DHE_RSA_WITH_ARIA_256_GCM_SHA384 2071 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_ARIA_128_GCM_SHA256 2072 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_ARIA_256_GCM_SHA384 2073 * MBEDTLS_TLS_ECDH_ECDSA_WITH_ARIA_128_GCM_SHA256 2074 * MBEDTLS_TLS_ECDH_ECDSA_WITH_ARIA_256_GCM_SHA384 2075 * MBEDTLS_TLS_ECDHE_RSA_WITH_ARIA_128_GCM_SHA256 2076 * MBEDTLS_TLS_ECDHE_RSA_WITH_ARIA_256_GCM_SHA384 2077 * MBEDTLS_TLS_ECDH_RSA_WITH_ARIA_128_GCM_SHA256 2078 * MBEDTLS_TLS_ECDH_RSA_WITH_ARIA_256_GCM_SHA384 2079 * MBEDTLS_TLS_PSK_WITH_ARIA_128_CBC_SHA256 2080 * MBEDTLS_TLS_PSK_WITH_ARIA_256_CBC_SHA384 2081 * MBEDTLS_TLS_DHE_PSK_WITH_ARIA_128_CBC_SHA256 2082 * MBEDTLS_TLS_DHE_PSK_WITH_ARIA_256_CBC_SHA384 2083 * MBEDTLS_TLS_RSA_PSK_WITH_ARIA_128_CBC_SHA256 2084 * MBEDTLS_TLS_RSA_PSK_WITH_ARIA_256_CBC_SHA384 2085 * MBEDTLS_TLS_PSK_WITH_ARIA_128_GCM_SHA256 2086 * MBEDTLS_TLS_PSK_WITH_ARIA_256_GCM_SHA384 2087 * MBEDTLS_TLS_DHE_PSK_WITH_ARIA_128_GCM_SHA256 2088 * MBEDTLS_TLS_DHE_PSK_WITH_ARIA_256_GCM_SHA384 2089 * MBEDTLS_TLS_RSA_PSK_WITH_ARIA_128_GCM_SHA256 2090 * MBEDTLS_TLS_RSA_PSK_WITH_ARIA_256_GCM_SHA384 2091 * MBEDTLS_TLS_ECDHE_PSK_WITH_ARIA_128_CBC_SHA256 2092 * MBEDTLS_TLS_ECDHE_PSK_WITH_ARIA_256_CBC_SHA384 2093 */ 2094 //#define MBEDTLS_ARIA_C 2095 2096 /** 2097 * \def MBEDTLS_CCM_C 2098 * 2099 * Enable the Counter with CBC-MAC (CCM) mode for 128-bit block cipher. 2100 * 2101 * Module: library/ccm.c 2102 * 2103 * Requires: MBEDTLS_AES_C or MBEDTLS_CAMELLIA_C 2104 * 2105 * This module enables the AES-CCM ciphersuites, if other requisites are 2106 * enabled as well. 2107 */ 2108 #define MBEDTLS_CCM_C 2109 2110 /** 2111 * \def MBEDTLS_CERTS_C 2112 * 2113 * Enable the test certificates. 2114 * 2115 * Module: library/certs.c 2116 * Caller: 2117 * 2118 * This module is used for testing (ssl_client/server). 2119 */ 2120 //#define MBEDTLS_CERTS_C 2121 2122 /** 2123 * \def MBEDTLS_CHACHA20_C 2124 * 2125 * Enable the ChaCha20 stream cipher. 2126 * 2127 * Module: library/chacha20.c 2128 */ 2129 //#define MBEDTLS_CHACHA20_C 2130 2131 /** 2132 * \def MBEDTLS_CHACHAPOLY_C 2133 * 2134 * Enable the ChaCha20-Poly1305 AEAD algorithm. 2135 * 2136 * Module: library/chachapoly.c 2137 * 2138 * This module requires: MBEDTLS_CHACHA20_C, MBEDTLS_POLY1305_C 2139 */ 2140 //#define MBEDTLS_CHACHAPOLY_C 2141 2142 /** 2143 * \def MBEDTLS_CIPHER_C 2144 * 2145 * Enable the generic cipher layer. 2146 * 2147 * Module: library/cipher.c 2148 * Caller: library/ssl_tls.c 2149 * 2150 * Uncomment to enable generic cipher wrappers. 2151 */ 2152 #define MBEDTLS_CIPHER_C 2153 2154 /** 2155 * \def MBEDTLS_CMAC_C 2156 * 2157 * Enable the CMAC (Cipher-based Message Authentication Code) mode for block 2158 * ciphers. 2159 * 2160 * Module: library/cmac.c 2161 * 2162 * Requires: MBEDTLS_AES_C or MBEDTLS_DES_C 2163 * 2164 */ 2165 //#define MBEDTLS_CMAC_C 2166 2167 /** 2168 * \def MBEDTLS_CTR_DRBG_C 2169 * 2170 * Enable the CTR_DRBG AES-based random generator. 2171 * The CTR_DRBG generator uses AES-256 by default. 2172 * To use AES-128 instead, enable \c MBEDTLS_CTR_DRBG_USE_128_BIT_KEY above. 2173 * 2174 * \note To achieve a 256-bit security strength with CTR_DRBG, 2175 * you must use AES-256 *and* use sufficient entropy. 2176 * See ctr_drbg.h for more details. 2177 * 2178 * Module: library/ctr_drbg.c 2179 * Caller: 2180 * 2181 * Requires: MBEDTLS_AES_C 2182 * 2183 * This module provides the CTR_DRBG AES random number generator. 2184 */ 2185 #define MBEDTLS_CTR_DRBG_C 2186 2187 /** 2188 * \def MBEDTLS_DEBUG_C 2189 * 2190 * Enable the debug functions. 2191 * 2192 * Module: library/debug.c 2193 * Caller: library/ssl_cli.c 2194 * library/ssl_srv.c 2195 * library/ssl_tls.c 2196 * 2197 * This module provides debugging functions. 2198 */ 2199 //#define MBEDTLS_DEBUG_C 2200 2201 /** 2202 * \def MBEDTLS_DES_C 2203 * 2204 * Enable the DES block cipher. 2205 * 2206 * Module: library/des.c 2207 * Caller: library/pem.c 2208 * library/cipher.c 2209 * 2210 * This module enables the following ciphersuites (if other requisites are 2211 * enabled as well): 2212 * MBEDTLS_TLS_ECDH_ECDSA_WITH_3DES_EDE_CBC_SHA 2213 * MBEDTLS_TLS_ECDH_RSA_WITH_3DES_EDE_CBC_SHA 2214 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_3DES_EDE_CBC_SHA 2215 * MBEDTLS_TLS_ECDHE_RSA_WITH_3DES_EDE_CBC_SHA 2216 * MBEDTLS_TLS_DHE_RSA_WITH_3DES_EDE_CBC_SHA 2217 * MBEDTLS_TLS_ECDHE_PSK_WITH_3DES_EDE_CBC_SHA 2218 * MBEDTLS_TLS_DHE_PSK_WITH_3DES_EDE_CBC_SHA 2219 * MBEDTLS_TLS_RSA_WITH_3DES_EDE_CBC_SHA 2220 * MBEDTLS_TLS_RSA_PSK_WITH_3DES_EDE_CBC_SHA 2221 * MBEDTLS_TLS_PSK_WITH_3DES_EDE_CBC_SHA 2222 * 2223 * PEM_PARSE uses DES/3DES for decrypting encrypted keys. 2224 * 2225 * \warning DES is considered a weak cipher and its use constitutes a 2226 * security risk. We recommend considering stronger ciphers instead. 2227 */ 2228 //#define MBEDTLS_DES_C 2229 2230 /** 2231 * \def MBEDTLS_DHM_C 2232 * 2233 * Enable the Diffie-Hellman-Merkle module. 2234 * 2235 * Module: library/dhm.c 2236 * Caller: library/ssl_cli.c 2237 * library/ssl_srv.c 2238 * 2239 * This module is used by the following key exchanges: 2240 * DHE-RSA, DHE-PSK 2241 * 2242 * \warning Using DHE constitutes a security risk as it 2243 * is not possible to validate custom DH parameters. 2244 * If possible, it is recommended users should consider 2245 * preferring other methods of key exchange. 2246 * See dhm.h for more details. 2247 * 2248 */ 2249 #define MBEDTLS_DHM_C 2250 2251 /** 2252 * \def MBEDTLS_ECDH_C 2253 * 2254 * Enable the elliptic curve Diffie-Hellman library. 2255 * 2256 * Module: library/ecdh.c 2257 * Caller: library/ssl_cli.c 2258 * library/ssl_srv.c 2259 * 2260 * This module is used by the following key exchanges: 2261 * ECDHE-ECDSA, ECDHE-RSA, DHE-PSK 2262 * 2263 * Requires: MBEDTLS_ECP_C 2264 */ 2265 #define MBEDTLS_ECDH_C 2266 2267 /** 2268 * \def MBEDTLS_ECDSA_C 2269 * 2270 * Enable the elliptic curve DSA library. 2271 * 2272 * Module: library/ecdsa.c 2273 * Caller: 2274 * 2275 * This module is used by the following key exchanges: 2276 * ECDHE-ECDSA 2277 * 2278 * Requires: MBEDTLS_ECP_C, MBEDTLS_ASN1_WRITE_C, MBEDTLS_ASN1_PARSE_C 2279 */ 2280 #define MBEDTLS_ECDSA_C 2281 2282 /** 2283 * \def MBEDTLS_ECJPAKE_C 2284 * 2285 * Enable the elliptic curve J-PAKE library. 2286 * 2287 * \warning This is currently experimental. EC J-PAKE support is based on the 2288 * Thread v1.0.0 specification; incompatible changes to the specification 2289 * might still happen. For this reason, this is disabled by default. 2290 * 2291 * Module: library/ecjpake.c 2292 * Caller: 2293 * 2294 * This module is used by the following key exchanges: 2295 * ECJPAKE 2296 * 2297 * Requires: MBEDTLS_ECP_C, MBEDTLS_MD_C 2298 */ 2299 //#define MBEDTLS_ECJPAKE_C 2300 2301 /** 2302 * \def MBEDTLS_ECP_C 2303 * 2304 * Enable the elliptic curve over GF(p) library. 2305 * 2306 * Module: library/ecp.c 2307 * Caller: library/ecdh.c 2308 * library/ecdsa.c 2309 * library/ecjpake.c 2310 * 2311 * Requires: MBEDTLS_BIGNUM_C and at least one MBEDTLS_ECP_DP_XXX_ENABLED 2312 */ 2313 #define MBEDTLS_ECP_C 2314 2315 /** 2316 * \def MBEDTLS_ENTROPY_C 2317 * 2318 * Enable the platform-specific entropy code. 2319 * 2320 * Module: library/entropy.c 2321 * Caller: 2322 * 2323 * Requires: MBEDTLS_SHA512_C or MBEDTLS_SHA256_C 2324 * 2325 * This module provides a generic entropy pool 2326 */ 2327 #define MBEDTLS_ENTROPY_C 2328 2329 /** 2330 * \def MBEDTLS_ERROR_C 2331 * 2332 * Enable error code to error string conversion. 2333 * 2334 * Module: library/error.c 2335 * Caller: 2336 * 2337 * This module enables mbedtls_strerror(). 2338 */ 2339 //#define MBEDTLS_ERROR_C 2340 2341 /** 2342 * \def MBEDTLS_GCM_C 2343 * 2344 * Enable the Galois/Counter Mode (GCM) for AES. 2345 * 2346 * Module: library/gcm.c 2347 * 2348 * Requires: MBEDTLS_AES_C or MBEDTLS_CAMELLIA_C 2349 * 2350 * This module enables the AES-GCM and CAMELLIA-GCM ciphersuites, if other 2351 * requisites are enabled as well. 2352 */ 2353 #define MBEDTLS_GCM_C 2354 2355 /** 2356 * \def MBEDTLS_HAVEGE_C 2357 * 2358 * Enable the HAVEGE random generator. 2359 * 2360 * Warning: the HAVEGE random generator is not suitable for virtualized 2361 * environments 2362 * 2363 * Warning: the HAVEGE random generator is dependent on timing and specific 2364 * processor traits. It is therefore not advised to use HAVEGE as 2365 * your applications primary random generator or primary entropy pool 2366 * input. As a secondary input to your entropy pool, it IS able add 2367 * the (limited) extra entropy it provides. 2368 * 2369 * Module: library/havege.c 2370 * Caller: 2371 * 2372 * Requires: MBEDTLS_TIMING_C 2373 * 2374 * Uncomment to enable the HAVEGE random generator. 2375 */ 2376 //#define MBEDTLS_HAVEGE_C 2377 2378 /** 2379 * \def MBEDTLS_HKDF_C 2380 * 2381 * Enable the HKDF algorithm (RFC 5869). 2382 * 2383 * Module: library/hkdf.c 2384 * Caller: 2385 * 2386 * Requires: MBEDTLS_MD_C 2387 * 2388 * This module adds support for the Hashed Message Authentication Code 2389 * (HMAC)-based key derivation function (HKDF). 2390 */ 2391 #define MBEDTLS_HKDF_C 2392 2393 /** 2394 * \def MBEDTLS_HMAC_DRBG_C 2395 * 2396 * Enable the HMAC_DRBG random generator. 2397 * 2398 * Module: library/hmac_drbg.c 2399 * Caller: 2400 * 2401 * Requires: MBEDTLS_MD_C 2402 * 2403 * Uncomment to enable the HMAC_DRBG random number geerator. 2404 */ 2405 #define MBEDTLS_HMAC_DRBG_C 2406 2407 /** 2408 * \def MBEDTLS_NIST_KW_C 2409 * 2410 * Enable the Key Wrapping mode for 128-bit block ciphers, 2411 * as defined in NIST SP 800-38F. Only KW and KWP modes 2412 * are supported. At the moment, only AES is approved by NIST. 2413 * 2414 * Module: library/nist_kw.c 2415 * 2416 * Requires: MBEDTLS_AES_C and MBEDTLS_CIPHER_C 2417 */ 2418 //#define MBEDTLS_NIST_KW_C 2419 2420 /** 2421 * \def MBEDTLS_MD_C 2422 * 2423 * Enable the generic message digest layer. 2424 * 2425 * Module: library/md.c 2426 * Caller: 2427 * 2428 * Uncomment to enable generic message digest wrappers. 2429 */ 2430 #define MBEDTLS_MD_C 2431 2432 /** 2433 * \def MBEDTLS_MD2_C 2434 * 2435 * Enable the MD2 hash algorithm. 2436 * 2437 * Module: library/md2.c 2438 * Caller: 2439 * 2440 * Uncomment to enable support for (rare) MD2-signed X.509 certs. 2441 * 2442 * \warning MD2 is considered a weak message digest and its use constitutes a 2443 * security risk. If possible, we recommend avoiding dependencies on 2444 * it, and considering stronger message digests instead. 2445 * 2446 */ 2447 //#define MBEDTLS_MD2_C 2448 2449 /** 2450 * \def MBEDTLS_MD4_C 2451 * 2452 * Enable the MD4 hash algorithm. 2453 * 2454 * Module: library/md4.c 2455 * Caller: 2456 * 2457 * Uncomment to enable support for (rare) MD4-signed X.509 certs. 2458 * 2459 * \warning MD4 is considered a weak message digest and its use constitutes a 2460 * security risk. If possible, we recommend avoiding dependencies on 2461 * it, and considering stronger message digests instead. 2462 * 2463 */ 2464 //#define MBEDTLS_MD4_C 2465 2466 /** 2467 * \def MBEDTLS_MD5_C 2468 * 2469 * Enable the MD5 hash algorithm. 2470 * 2471 * Module: library/md5.c 2472 * Caller: library/md.c 2473 * library/pem.c 2474 * library/ssl_tls.c 2475 * 2476 * This module is required for SSL/TLS up to version 1.1, and for TLS 1.2 2477 * depending on the handshake parameters. Further, it is used for checking 2478 * MD5-signed certificates, and for PBKDF1 when decrypting PEM-encoded 2479 * encrypted keys. 2480 * 2481 * \warning MD5 is considered a weak message digest and its use constitutes a 2482 * security risk. If possible, we recommend avoiding dependencies on 2483 * it, and considering stronger message digests instead. 2484 * 2485 */ 2486 #define MBEDTLS_MD5_C 2487 2488 /** 2489 * \def MBEDTLS_MEMORY_BUFFER_ALLOC_C 2490 * 2491 * Enable the buffer allocator implementation that makes use of a (stack) 2492 * based buffer to 'allocate' dynamic memory. (replaces calloc() and free() 2493 * calls) 2494 * 2495 * Module: library/memory_buffer_alloc.c 2496 * 2497 * Requires: MBEDTLS_PLATFORM_C 2498 * MBEDTLS_PLATFORM_MEMORY (to use it within mbed TLS) 2499 * 2500 * Enable this module to enable the buffer memory allocator. 2501 */ 2502 #define MBEDTLS_MEMORY_BUFFER_ALLOC_C 2503 2504 /** 2505 * \def MBEDTLS_NET_C 2506 * 2507 * Enable the TCP and UDP over IPv6/IPv4 networking routines. 2508 * 2509 * \note This module only works on POSIX/Unix (including Linux, BSD and OS X) 2510 * and Windows. For other platforms, you'll want to disable it, and write your 2511 * own networking callbacks to be passed to \c mbedtls_ssl_set_bio(). 2512 * 2513 * \note See also our Knowledge Base article about porting to a new 2514 * environment: 2515 * https://tls.mbed.org/kb/how-to/how-do-i-port-mbed-tls-to-a-new-environment-OS 2516 * 2517 * Module: library/net_sockets.c 2518 * 2519 * This module provides networking routines. 2520 */ 2521 #define MBEDTLS_NET_C 2522 2523 /** 2524 * \def MBEDTLS_OID_C 2525 * 2526 * Enable the OID database. 2527 * 2528 * Module: library/oid.c 2529 * Caller: library/asn1write.c 2530 * library/pkcs5.c 2531 * library/pkparse.c 2532 * library/pkwrite.c 2533 * library/rsa.c 2534 * library/x509.c 2535 * library/x509_create.c 2536 * library/x509_crl.c 2537 * library/x509_crt.c 2538 * library/x509_csr.c 2539 * library/x509write_crt.c 2540 * library/x509write_csr.c 2541 * 2542 * This modules translates between OIDs and internal values. 2543 */ 2544 #define MBEDTLS_OID_C 2545 2546 /** 2547 * \def MBEDTLS_PADLOCK_C 2548 * 2549 * Enable VIA Padlock support on x86. 2550 * 2551 * Module: library/padlock.c 2552 * Caller: library/aes.c 2553 * 2554 * Requires: MBEDTLS_HAVE_ASM 2555 * 2556 * This modules adds support for the VIA PadLock on x86. 2557 */ 2558 //#define MBEDTLS_PADLOCK_C 2559 2560 /** 2561 * \def MBEDTLS_PEM_PARSE_C 2562 * 2563 * Enable PEM decoding / parsing. 2564 * 2565 * Module: library/pem.c 2566 * Caller: library/dhm.c 2567 * library/pkparse.c 2568 * library/x509_crl.c 2569 * library/x509_crt.c 2570 * library/x509_csr.c 2571 * 2572 * Requires: MBEDTLS_BASE64_C 2573 * 2574 * This modules adds support for decoding / parsing PEM files. 2575 */ 2576 #define MBEDTLS_PEM_PARSE_C 2577 2578 /** 2579 * \def MBEDTLS_PEM_WRITE_C 2580 * 2581 * Enable PEM encoding / writing. 2582 * 2583 * Module: library/pem.c 2584 * Caller: library/pkwrite.c 2585 * library/x509write_crt.c 2586 * library/x509write_csr.c 2587 * 2588 * Requires: MBEDTLS_BASE64_C 2589 * 2590 * This modules adds support for encoding / writing PEM files. 2591 */ 2592 //#define MBEDTLS_PEM_WRITE_C 2593 2594 /** 2595 * \def MBEDTLS_PK_C 2596 * 2597 * Enable the generic public (asymetric) key layer. 2598 * 2599 * Module: library/pk.c 2600 * Caller: library/ssl_tls.c 2601 * library/ssl_cli.c 2602 * library/ssl_srv.c 2603 * 2604 * Requires: MBEDTLS_RSA_C or MBEDTLS_ECP_C 2605 * 2606 * Uncomment to enable generic public key wrappers. 2607 */ 2608 #define MBEDTLS_PK_C 2609 2610 /** 2611 * \def MBEDTLS_PK_PARSE_C 2612 * 2613 * Enable the generic public (asymetric) key parser. 2614 * 2615 * Module: library/pkparse.c 2616 * Caller: library/x509_crt.c 2617 * library/x509_csr.c 2618 * 2619 * Requires: MBEDTLS_PK_C 2620 * 2621 * Uncomment to enable generic public key parse functions. 2622 */ 2623 #define MBEDTLS_PK_PARSE_C 2624 2625 /** 2626 * \def MBEDTLS_PK_WRITE_C 2627 * 2628 * Enable the generic public (asymetric) key writer. 2629 * 2630 * Module: library/pkwrite.c 2631 * Caller: library/x509write.c 2632 * 2633 * Requires: MBEDTLS_PK_C 2634 * 2635 * Uncomment to enable generic public key write functions. 2636 */ 2637 //#define MBEDTLS_PK_WRITE_C 2638 2639 /** 2640 * \def MBEDTLS_PKCS5_C 2641 * 2642 * Enable PKCS#5 functions. 2643 * 2644 * Module: library/pkcs5.c 2645 * 2646 * Requires: MBEDTLS_MD_C 2647 * 2648 * This module adds support for the PKCS#5 functions. 2649 */ 2650 #define MBEDTLS_PKCS5_C 2651 2652 /** 2653 * \def MBEDTLS_PKCS11_C 2654 * 2655 * Enable wrapper for PKCS#11 smartcard support. 2656 * 2657 * Module: library/pkcs11.c 2658 * Caller: library/pk.c 2659 * 2660 * Requires: MBEDTLS_PK_C 2661 * 2662 * This module enables SSL/TLS PKCS #11 smartcard support. 2663 * Requires the presence of the PKCS#11 helper library (libpkcs11-helper) 2664 */ 2665 //#define MBEDTLS_PKCS11_C 2666 2667 /** 2668 * \def MBEDTLS_PKCS12_C 2669 * 2670 * Enable PKCS#12 PBE functions. 2671 * Adds algorithms for parsing PKCS#8 encrypted private keys 2672 * 2673 * Module: library/pkcs12.c 2674 * Caller: library/pkparse.c 2675 * 2676 * Requires: MBEDTLS_ASN1_PARSE_C, MBEDTLS_CIPHER_C, MBEDTLS_MD_C 2677 * Can use: MBEDTLS_ARC4_C 2678 * 2679 * This module enables PKCS#12 functions. 2680 */ 2681 //#define MBEDTLS_PKCS12_C 2682 2683 /** 2684 * \def MBEDTLS_PLATFORM_C 2685 * 2686 * Enable the platform abstraction layer that allows you to re-assign 2687 * functions like calloc(), free(), snprintf(), printf(), fprintf(), exit(). 2688 * 2689 * Enabling MBEDTLS_PLATFORM_C enables to use of MBEDTLS_PLATFORM_XXX_ALT 2690 * or MBEDTLS_PLATFORM_XXX_MACRO directives, allowing the functions mentioned 2691 * above to be specified at runtime or compile time respectively. 2692 * 2693 * \note This abstraction layer must be enabled on Windows (including MSYS2) 2694 * as other module rely on it for a fixed snprintf implementation. 2695 * 2696 * Module: library/platform.c 2697 * Caller: Most other .c files 2698 * 2699 * This module enables abstraction of common (libc) functions. 2700 */ 2701 #define MBEDTLS_PLATFORM_C 2702 2703 /** 2704 * \def MBEDTLS_POLY1305_C 2705 * 2706 * Enable the Poly1305 MAC algorithm. 2707 * 2708 * Module: library/poly1305.c 2709 * Caller: library/chachapoly.c 2710 */ 2711 //#define MBEDTLS_POLY1305_C 2712 2713 /** 2714 * \def MBEDTLS_RIPEMD160_C 2715 * 2716 * Enable the RIPEMD-160 hash algorithm. 2717 * 2718 * Module: library/ripemd160.c 2719 * Caller: library/md.c 2720 * 2721 */ 2722 //#define MBEDTLS_RIPEMD160_C 2723 2724 /** 2725 * \def MBEDTLS_RSA_C 2726 * 2727 * Enable the RSA public-key cryptosystem. 2728 * 2729 * Module: library/rsa.c 2730 * library/rsa_internal.c 2731 * Caller: library/ssl_cli.c 2732 * library/ssl_srv.c 2733 * library/ssl_tls.c 2734 * library/x509.c 2735 * 2736 * This module is used by the following key exchanges: 2737 * RSA, DHE-RSA, ECDHE-RSA, RSA-PSK 2738 * 2739 * Requires: MBEDTLS_BIGNUM_C, MBEDTLS_OID_C 2740 */ 2741 #define MBEDTLS_RSA_C 2742 2743 /** 2744 * \def MBEDTLS_SHA1_C 2745 * 2746 * Enable the SHA1 cryptographic hash algorithm. 2747 * 2748 * Module: library/sha1.c 2749 * Caller: library/md.c 2750 * library/ssl_cli.c 2751 * library/ssl_srv.c 2752 * library/ssl_tls.c 2753 * library/x509write_crt.c 2754 * 2755 * This module is required for SSL/TLS up to version 1.1, for TLS 1.2 2756 * depending on the handshake parameters, and for SHA1-signed certificates. 2757 * 2758 * \warning SHA-1 is considered a weak message digest and its use constitutes 2759 * a security risk. If possible, we recommend avoiding dependencies 2760 * on it, and considering stronger message digests instead. 2761 * 2762 */ 2763 #define MBEDTLS_SHA1_C 2764 2765 /** 2766 * \def MBEDTLS_SHA256_C 2767 * 2768 * Enable the SHA-224 and SHA-256 cryptographic hash algorithms. 2769 * 2770 * Module: library/sha256.c 2771 * Caller: library/entropy.c 2772 * library/md.c 2773 * library/ssl_cli.c 2774 * library/ssl_srv.c 2775 * library/ssl_tls.c 2776 * 2777 * This module adds support for SHA-224 and SHA-256. 2778 * This module is required for the SSL/TLS 1.2 PRF function. 2779 */ 2780 #define MBEDTLS_SHA256_C 2781 2782 /** 2783 * \def MBEDTLS_SHA512_C 2784 * 2785 * Enable the SHA-384 and SHA-512 cryptographic hash algorithms. 2786 * 2787 * Module: library/sha512.c 2788 * Caller: library/entropy.c 2789 * library/md.c 2790 * library/ssl_cli.c 2791 * library/ssl_srv.c 2792 * 2793 * This module adds support for SHA-384 and SHA-512. 2794 */ 2795 #define MBEDTLS_SHA512_C 2796 2797 /** 2798 * \def MBEDTLS_SSL_CACHE_C 2799 * 2800 * Enable simple SSL cache implementation. 2801 * 2802 * Module: library/ssl_cache.c 2803 * Caller: 2804 * 2805 * Requires: MBEDTLS_SSL_CACHE_C 2806 */ 2807 #define MBEDTLS_SSL_CACHE_C 2808 2809 /** 2810 * \def MBEDTLS_SSL_COOKIE_C 2811 * 2812 * Enable basic implementation of DTLS cookies for hello verification. 2813 * 2814 * Module: library/ssl_cookie.c 2815 * Caller: 2816 */ 2817 #define MBEDTLS_SSL_COOKIE_C 2818 2819 /** 2820 * \def MBEDTLS_SSL_TICKET_C 2821 * 2822 * Enable an implementation of TLS server-side callbacks for session tickets. 2823 * 2824 * Module: library/ssl_ticket.c 2825 * Caller: 2826 * 2827 * Requires: MBEDTLS_CIPHER_C 2828 */ 2829 #define MBEDTLS_SSL_TICKET_C 2830 2831 /** 2832 * \def MBEDTLS_SSL_CLI_C 2833 * 2834 * Enable the SSL/TLS client code. 2835 * 2836 * Module: library/ssl_cli.c 2837 * Caller: 2838 * 2839 * Requires: MBEDTLS_SSL_TLS_C 2840 * 2841 * This module is required for SSL/TLS client support. 2842 */ 2843 #define MBEDTLS_SSL_CLI_C 2844 2845 /** 2846 * \def MBEDTLS_SSL_SRV_C 2847 * 2848 * Enable the SSL/TLS server code. 2849 * 2850 * Module: library/ssl_srv.c 2851 * Caller: 2852 * 2853 * Requires: MBEDTLS_SSL_TLS_C 2854 * 2855 * This module is required for SSL/TLS server support. 2856 */ 2857 //#define MBEDTLS_SSL_SRV_C 2858 2859 /** 2860 * \def MBEDTLS_SSL_TLS_C 2861 * 2862 * Enable the generic SSL/TLS code. 2863 * 2864 * Module: library/ssl_tls.c 2865 * Caller: library/ssl_cli.c 2866 * library/ssl_srv.c 2867 * 2868 * Requires: MBEDTLS_CIPHER_C, MBEDTLS_MD_C 2869 * and at least one of the MBEDTLS_SSL_PROTO_XXX defines 2870 * 2871 * This module is required for SSL/TLS. 2872 */ 2873 #define MBEDTLS_SSL_TLS_C 2874 2875 /** 2876 * \def MBEDTLS_THREADING_C 2877 * 2878 * Enable the threading abstraction layer. 2879 * By default mbed TLS assumes it is used in a non-threaded environment or that 2880 * contexts are not shared between threads. If you do intend to use contexts 2881 * between threads, you will need to enable this layer to prevent race 2882 * conditions. See also our Knowledge Base article about threading: 2883 * https://tls.mbed.org/kb/development/thread-safety-and-multi-threading 2884 * 2885 * Module: library/threading.c 2886 * 2887 * This allows different threading implementations (self-implemented or 2888 * provided). 2889 * 2890 * You will have to enable either MBEDTLS_THREADING_ALT or 2891 * MBEDTLS_THREADING_PTHREAD. 2892 * 2893 * Enable this layer to allow use of mutexes within mbed TLS 2894 */ 2895 //#define MBEDTLS_THREADING_C 2896 2897 /** 2898 * \def MBEDTLS_TIMING_C 2899 * 2900 * Enable the semi-portable timing interface. 2901 * 2902 * \note The provided implementation only works on POSIX/Unix (including Linux, 2903 * BSD and OS X) and Windows. On other platforms, you can either disable that 2904 * module and provide your own implementations of the callbacks needed by 2905 * \c mbedtls_ssl_set_timer_cb() for DTLS, or leave it enabled and provide 2906 * your own implementation of the whole module by setting 2907 * \c MBEDTLS_TIMING_ALT in the current file. 2908 * 2909 * \note See also our Knowledge Base article about porting to a new 2910 * environment: 2911 * https://tls.mbed.org/kb/how-to/how-do-i-port-mbed-tls-to-a-new-environment-OS 2912 * 2913 * Module: library/timing.c 2914 * Caller: library/havege.c 2915 * 2916 * This module is used by the HAVEGE random number generator. 2917 */ 2918 //#define MBEDTLS_TIMING_C 2919 2920 /** 2921 * \def MBEDTLS_VERSION_C 2922 * 2923 * Enable run-time version information. 2924 * 2925 * Module: library/version.c 2926 * 2927 * This module provides run-time version information. 2928 */ 2929 #define MBEDTLS_VERSION_C 2930 2931 /** 2932 * \def MBEDTLS_X509_USE_C 2933 * 2934 * Enable X.509 core for using certificates. 2935 * 2936 * Module: library/x509.c 2937 * Caller: library/x509_crl.c 2938 * library/x509_crt.c 2939 * library/x509_csr.c 2940 * 2941 * Requires: MBEDTLS_ASN1_PARSE_C, MBEDTLS_BIGNUM_C, MBEDTLS_OID_C, 2942 * MBEDTLS_PK_PARSE_C 2943 * 2944 * This module is required for the X.509 parsing modules. 2945 */ 2946 #define MBEDTLS_X509_USE_C 2947 2948 /** 2949 * \def MBEDTLS_X509_CRT_PARSE_C 2950 * 2951 * Enable X.509 certificate parsing. 2952 * 2953 * Module: library/x509_crt.c 2954 * Caller: library/ssl_cli.c 2955 * library/ssl_srv.c 2956 * library/ssl_tls.c 2957 * 2958 * Requires: MBEDTLS_X509_USE_C 2959 * 2960 * This module is required for X.509 certificate parsing. 2961 */ 2962 #define MBEDTLS_X509_CRT_PARSE_C 2963 2964 /** 2965 * \def MBEDTLS_X509_CRL_PARSE_C 2966 * 2967 * Enable X.509 CRL parsing. 2968 * 2969 * Module: library/x509_crl.c 2970 * Caller: library/x509_crt.c 2971 * 2972 * Requires: MBEDTLS_X509_USE_C 2973 * 2974 * This module is required for X.509 CRL parsing. 2975 */ 2976 //#define MBEDTLS_X509_CRL_PARSE_C 2977 2978 /** 2979 * \def MBEDTLS_X509_CSR_PARSE_C 2980 * 2981 * Enable X.509 Certificate Signing Request (CSR) parsing. 2982 * 2983 * Module: library/x509_csr.c 2984 * Caller: library/x509_crt_write.c 2985 * 2986 * Requires: MBEDTLS_X509_USE_C 2987 * 2988 * This module is used for reading X.509 certificate request. 2989 */ 2990 //#define MBEDTLS_X509_CSR_PARSE_C 2991 2992 /** 2993 * \def MBEDTLS_X509_CREATE_C 2994 * 2995 * Enable X.509 core for creating certificates. 2996 * 2997 * Module: library/x509_create.c 2998 * 2999 * Requires: MBEDTLS_BIGNUM_C, MBEDTLS_OID_C, MBEDTLS_PK_WRITE_C 3000 * 3001 * This module is the basis for creating X.509 certificates and CSRs. 3002 */ 3003 //#define MBEDTLS_X509_CREATE_C 3004 3005 /** 3006 * \def MBEDTLS_X509_CRT_WRITE_C 3007 * 3008 * Enable creating X.509 certificates. 3009 * 3010 * Module: library/x509_crt_write.c 3011 * 3012 * Requires: MBEDTLS_X509_CREATE_C 3013 * 3014 * This module is required for X.509 certificate creation. 3015 */ 3016 //#define MBEDTLS_X509_CRT_WRITE_C 3017 3018 /** 3019 * \def MBEDTLS_X509_CSR_WRITE_C 3020 * 3021 * Enable creating X.509 Certificate Signing Requests (CSR). 3022 * 3023 * Module: library/x509_csr_write.c 3024 * 3025 * Requires: MBEDTLS_X509_CREATE_C 3026 * 3027 * This module is required for X.509 certificate request writing. 3028 */ 3029 //#define MBEDTLS_X509_CSR_WRITE_C 3030 3031 /** 3032 * \def MBEDTLS_XTEA_C 3033 * 3034 * Enable the XTEA block cipher. 3035 * 3036 * Module: library/xtea.c 3037 * Caller: 3038 */ 3039 //#define MBEDTLS_XTEA_C 3040 3041 /* \} name SECTION: mbed TLS modules */ 3042 3043 /** 3044 * \name SECTION: Module configuration options 3045 * 3046 * This section allows for the setting of module specific sizes and 3047 * configuration options. The default values are already present in the 3048 * relevant header files and should suffice for the regular use cases. 3049 * 3050 * Our advice is to enable options and change their values here 3051 * only if you have a good reason and know the consequences. 3052 * 3053 * Please check the respective header file for documentation on these 3054 * parameters (to prevent duplicate documentation). 3055 * \{ 3056 */ 3057 3058 /* MPI / BIGNUM options */ 3059 //#define MBEDTLS_MPI_WINDOW_SIZE 6 /**< Maximum windows size used. */ 3060 //#define MBEDTLS_MPI_MAX_SIZE 1024 /**< Maximum number of bytes for usable MPIs. */ 3061 3062 //#define MBEDTLS_MPI_WINDOW_SIZE 1 /**< Maximum windows size used. */ 3063 //#define MBEDTLS_MPI_MAX_SIZE 384 /**< Maximum number of bytes for usable MPIs. */ 3064 3065 3066 /* CTR_DRBG options */ 3067 //#define MBEDTLS_CTR_DRBG_ENTROPY_LEN 48 /**< Amount of entropy used per seed by default (48 with SHA-512, 32 with SHA-256) */ 3068 //#define MBEDTLS_CTR_DRBG_RESEED_INTERVAL 10000 /**< Interval before reseed is performed by default */ 3069 //#define MBEDTLS_CTR_DRBG_MAX_INPUT 256 /**< Maximum number of additional input bytes */ 3070 //#define MBEDTLS_CTR_DRBG_MAX_REQUEST 1024 /**< Maximum number of requested bytes per call */ 3071 //#define MBEDTLS_CTR_DRBG_MAX_SEED_INPUT 384 /**< Maximum size of (re)seed buffer */ 3072 //#define MBEDTLS_CTR_DRBG_USE_128_BIT_KEY /**< Use 128-bit key for CTR_DRBG - may reduce security (see ctr_drbg.h) */ 3073 3074 /* HMAC_DRBG options */ 3075 //#define MBEDTLS_HMAC_DRBG_RESEED_INTERVAL 10000 /**< Interval before reseed is performed by default */ 3076 //#define MBEDTLS_HMAC_DRBG_MAX_INPUT 256 /**< Maximum number of additional input bytes */ 3077 //#define MBEDTLS_HMAC_DRBG_MAX_REQUEST 1024 /**< Maximum number of requested bytes per call */ 3078 //#define MBEDTLS_HMAC_DRBG_MAX_SEED_INPUT 384 /**< Maximum size of (re)seed buffer */ 3079 3080 /* ECP options */ 3081 //#define MBEDTLS_ECP_MAX_BITS 521 /**< Maximum bit size of groups */ 3082 //#define MBEDTLS_ECP_WINDOW_SIZE 6 /**< Maximum window size used */ 3083 //#define MBEDTLS_ECP_FIXED_POINT_OPTIM 1 /**< Enable fixed-point speed-up */ 3084 3085 /* Entropy options */ 3086 #define MBEDTLS_ENTROPY_MAX_SOURCES 3 /**< Maximum number of sources supported */ 3087 //#define MBEDTLS_ENTROPY_MAX_GATHER 128 /**< Maximum amount requested from entropy sources */ 3088 //#define MBEDTLS_ENTROPY_MIN_HARDWARE 32 /**< Default minimum number of bytes required for the hardware entropy source mbedtls_hardware_poll() before entropy is released */ 3089 3090 /* Memory buffer allocator options */ 3091 //#define MBEDTLS_MEMORY_ALIGN_MULTIPLE 4 /**< Align on multiples of this value */ 3092 3093 /* Platform options */ 3094 //#define MBEDTLS_PLATFORM_STD_MEM_HDR <stdlib.h> /**< Header to include if MBEDTLS_PLATFORM_NO_STD_FUNCTIONS is defined. Don't define if no header is needed. */ 3095 //#define MBEDTLS_PLATFORM_STD_CALLOC calloc /**< Default allocator to use, can be undefined */ 3096 //#define MBEDTLS_PLATFORM_STD_FREE free /**< Default free to use, can be undefined */ 3097 //#define MBEDTLS_PLATFORM_STD_EXIT exit /**< Default exit to use, can be undefined */ 3098 //#define MBEDTLS_PLATFORM_STD_TIME time /**< Default time to use, can be undefined. MBEDTLS_HAVE_TIME must be enabled */ 3099 //#define MBEDTLS_PLATFORM_STD_FPRINTF fprintf /**< Default fprintf to use, can be undefined */ 3100 //#define MBEDTLS_PLATFORM_STD_PRINTF printf /**< Default printf to use, can be undefined */ 3101 /* Note: your snprintf must correctly zero-terminate the buffer! */ 3102 //#define MBEDTLS_PLATFORM_STD_SNPRINTF snprintf /**< Default snprintf to use, can be undefined */ 3103 //#define MBEDTLS_PLATFORM_STD_EXIT_SUCCESS 0 /**< Default exit value to use, can be undefined */ 3104 //#define MBEDTLS_PLATFORM_STD_EXIT_FAILURE 1 /**< Default exit value to use, can be undefined */ 3105 //#define MBEDTLS_PLATFORM_STD_NV_SEED_READ mbedtls_platform_std_nv_seed_read /**< Default nv_seed_read function to use, can be undefined */ 3106 //#define MBEDTLS_PLATFORM_STD_NV_SEED_WRITE mbedtls_platform_std_nv_seed_write /**< Default nv_seed_write function to use, can be undefined */ 3107 //#define MBEDTLS_PLATFORM_STD_NV_SEED_FILE "seedfile" /**< Seed file to read/write with default implementation */ 3108 3109 /* To Use Function Macros MBEDTLS_PLATFORM_C must be enabled */ 3110 /* MBEDTLS_PLATFORM_XXX_MACRO and MBEDTLS_PLATFORM_XXX_ALT cannot both be defined */ 3111 //#define MBEDTLS_PLATFORM_CALLOC_MACRO calloc /**< Default allocator macro to use, can be undefined */ 3112 //#define MBEDTLS_PLATFORM_FREE_MACRO free /**< Default free macro to use, can be undefined */ 3113 //#define MBEDTLS_PLATFORM_EXIT_MACRO exit /**< Default exit macro to use, can be undefined */ 3114 //#define MBEDTLS_PLATFORM_TIME_MACRO time /**< Default time macro to use, can be undefined. MBEDTLS_HAVE_TIME must be enabled */ 3115 //#define MBEDTLS_PLATFORM_TIME_TYPE_MACRO time_t /**< Default time macro to use, can be undefined. MBEDTLS_HAVE_TIME must be enabled */ 3116 //#define MBEDTLS_PLATFORM_FPRINTF_MACRO fprintf /**< Default fprintf macro to use, can be undefined */ 3117 //#define MBEDTLS_PLATFORM_PRINTF_MACRO printf /**< Default printf macro to use, can be undefined */ 3118 /* Note: your snprintf must correctly zero-terminate the buffer! */ 3119 //#define MBEDTLS_PLATFORM_SNPRINTF_MACRO snprintf /**< Default snprintf macro to use, can be undefined */ 3120 //#define MBEDTLS_PLATFORM_NV_SEED_READ_MACRO mbedtls_platform_std_nv_seed_read /**< Default nv_seed_read function to use, can be undefined */ 3121 //#define MBEDTLS_PLATFORM_NV_SEED_WRITE_MACRO mbedtls_platform_std_nv_seed_write /**< Default nv_seed_write function to use, can be undefined */ 3122 3123 /** 3124 * \brief This macro is invoked by the library when an invalid parameter 3125 * is detected that is only checked with #MBEDTLS_CHECK_PARAMS 3126 * (see the documentation of that option for context). 3127 * 3128 * When you leave this undefined here, the library provides 3129 * a default definition. If the macro #MBEDTLS_CHECK_PARAMS_ASSERT 3130 * is defined, the default definition is `assert(cond)`, 3131 * otherwise the default definition calls a function 3132 * mbedtls_param_failed(). This function is declared in 3133 * `platform_util.h` for the benefit of the library, but 3134 * you need to define in your application. 3135 * 3136 * When you define this here, this replaces the default 3137 * definition in platform_util.h (which no longer declares the 3138 * function mbedtls_param_failed()) and it is your responsibility 3139 * to make sure this macro expands to something suitable (in 3140 * particular, that all the necessary declarations are visible 3141 * from within the library - you can ensure that by providing 3142 * them in this file next to the macro definition). 3143 * If you define this macro to call `assert`, also define 3144 * #MBEDTLS_CHECK_PARAMS_ASSERT so that library source files 3145 * include `<assert.h>`. 3146 * 3147 * Note that you may define this macro to expand to nothing, in 3148 * which case you don't have to worry about declarations or 3149 * definitions. However, you will then be notified about invalid 3150 * parameters only in non-void functions, and void function will 3151 * just silently return early on invalid parameters, which 3152 * partially negates the benefits of enabling 3153 * #MBEDTLS_CHECK_PARAMS in the first place, so is discouraged. 3154 * 3155 * \param cond The expression that should evaluate to true, but doesn't. 3156 */ 3157 //#define MBEDTLS_PARAM_FAILED( cond ) assert( cond ) 3158 3159 /* SSL Cache options */ 3160 //#define MBEDTLS_SSL_CACHE_DEFAULT_TIMEOUT 86400 /**< 1 day */ 3161 //#define MBEDTLS_SSL_CACHE_DEFAULT_MAX_ENTRIES 50 /**< Maximum entries in cache */ 3162 3163 /* SSL options */ 3164 3165 /** \def MBEDTLS_SSL_MAX_CONTENT_LEN 3166 * 3167 * Maximum length (in bytes) of incoming and outgoing plaintext fragments. 3168 * 3169 * This determines the size of both the incoming and outgoing TLS I/O buffers 3170 * in such a way that both are capable of holding the specified amount of 3171 * plaintext data, regardless of the protection mechanism used. 3172 * 3173 * To configure incoming and outgoing I/O buffers separately, use 3174 * #MBEDTLS_SSL_IN_CONTENT_LEN and #MBEDTLS_SSL_OUT_CONTENT_LEN, 3175 * which overwrite the value set by this option. 3176 * 3177 * \note When using a value less than the default of 16KB on the client, it is 3178 * recommended to use the Maximum Fragment Length (MFL) extension to 3179 * inform the server about this limitation. On the server, there 3180 * is no supported, standardized way of informing the client about 3181 * restriction on the maximum size of incoming messages, and unless 3182 * the limitation has been communicated by other means, it is recommended 3183 * to only change the outgoing buffer size #MBEDTLS_SSL_OUT_CONTENT_LEN 3184 * while keeping the default value of 16KB for the incoming buffer. 3185 * 3186 * Uncomment to set the maximum plaintext size of both 3187 * incoming and outgoing I/O buffers. 3188 */ 3189 #define MBEDTLS_SSL_MAX_CONTENT_LEN 16384 3190 3191 /** \def MBEDTLS_SSL_IN_CONTENT_LEN 3192 * 3193 * Maximum length (in bytes) of incoming plaintext fragments. 3194 * 3195 * This determines the size of the incoming TLS I/O buffer in such a way 3196 * that it is capable of holding the specified amount of plaintext data, 3197 * regardless of the protection mechanism used. 3198 * 3199 * If this option is undefined, it inherits its value from 3200 * #MBEDTLS_SSL_MAX_CONTENT_LEN. 3201 * 3202 * \note When using a value less than the default of 16KB on the client, it is 3203 * recommended to use the Maximum Fragment Length (MFL) extension to 3204 * inform the server about this limitation. On the server, there 3205 * is no supported, standardized way of informing the client about 3206 * restriction on the maximum size of incoming messages, and unless 3207 * the limitation has been communicated by other means, it is recommended 3208 * to only change the outgoing buffer size #MBEDTLS_SSL_OUT_CONTENT_LEN 3209 * while keeping the default value of 16KB for the incoming buffer. 3210 * 3211 * Uncomment to set the maximum plaintext size of the incoming I/O buffer 3212 * independently of the outgoing I/O buffer. 3213 */ 3214 #define MBEDTLS_SSL_IN_CONTENT_LEN 16384 3215 3216 /** \def MBEDTLS_SSL_OUT_CONTENT_LEN 3217 * 3218 * Maximum length (in bytes) of outgoing plaintext fragments. 3219 * 3220 * This determines the size of the outgoing TLS I/O buffer in such a way 3221 * that it is capable of holding the specified amount of plaintext data, 3222 * regardless of the protection mechanism used. 3223 * 3224 * If this option undefined, it inherits its value from 3225 * #MBEDTLS_SSL_MAX_CONTENT_LEN. 3226 * 3227 * It is possible to save RAM by setting a smaller outward buffer, while keeping 3228 * the default inward 16384 byte buffer to conform to the TLS specification. 3229 * 3230 * The minimum required outward buffer size is determined by the handshake 3231 * protocol's usage. Handshaking will fail if the outward buffer is too small. 3232 * The specific size requirement depends on the configured ciphers and any 3233 * certificate data which is sent during the handshake. 3234 * 3235 * Uncomment to set the maximum plaintext size of the outgoing I/O buffer 3236 * independently of the incoming I/O buffer. 3237 */ 3238 //#define MBEDTLS_SSL_OUT_CONTENT_LEN 16384 3239 #define MBEDTLS_SSL_OUT_CONTENT_LEN 2048 3240 3241 /** \def MBEDTLS_SSL_DTLS_MAX_BUFFERING 3242 * 3243 * Maximum number of heap-allocated bytes for the purpose of 3244 * DTLS handshake message reassembly and future message buffering. 3245 * 3246 * This should be at least 9/8 * MBEDTLSSL_IN_CONTENT_LEN 3247 * to account for a reassembled handshake message of maximum size, 3248 * together with its reassembly bitmap. 3249 * 3250 * A value of 2 * MBEDTLS_SSL_IN_CONTENT_LEN (32768 by default) 3251 * should be sufficient for all practical situations as it allows 3252 * to reassembly a large handshake message (such as a certificate) 3253 * while buffering multiple smaller handshake messages. 3254 * 3255 */ 3256 //#define MBEDTLS_SSL_DTLS_MAX_BUFFERING 32768 3257 3258 //#define MBEDTLS_SSL_DEFAULT_TICKET_LIFETIME 86400 /**< Lifetime of session tickets (if enabled) */ 3259 //#define MBEDTLS_PSK_MAX_LEN 32 /**< Max size of TLS pre-shared keys, in bytes (default 256 bits) */ 3260 //#define MBEDTLS_SSL_COOKIE_TIMEOUT 60 /**< Default expiration delay of DTLS cookies, in seconds if HAVE_TIME, or in number of cookies issued */ 3261 3262 /** 3263 * Complete list of ciphersuites to use, in order of preference. 3264 * 3265 * \warning No dependency checking is done on that field! This option can only 3266 * be used to restrict the set of available ciphersuites. It is your 3267 * responsibility to make sure the needed modules are active. 3268 * 3269 * Use this to save a few hundred bytes of ROM (default ordering of all 3270 * available ciphersuites) and a few to a few hundred bytes of RAM. 3271 * 3272 * The value below is only an example, not the default. 3273 */ 3274 //#define MBEDTLS_SSL_CIPHERSUITES MBEDTLS_TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384,MBEDTLS_TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256 3275 3276 /* X509 options */ 3277 //#define MBEDTLS_X509_MAX_INTERMEDIATE_CA 8 /**< Maximum number of intermediate CAs in a verification chain. */ 3278 //#define MBEDTLS_X509_MAX_FILE_PATH_LEN 512 /**< Maximum length of a path/filename string in bytes including the null terminator character ('\0'). */ 3279 3280 /** 3281 * Allow SHA-1 in the default TLS configuration for certificate signing. 3282 * Without this build-time option, SHA-1 support must be activated explicitly 3283 * through mbedtls_ssl_conf_cert_profile. Turning on this option is not 3284 * recommended because of it is possible to generate SHA-1 collisions, however 3285 * this may be safe for legacy infrastructure where additional controls apply. 3286 * 3287 * \warning SHA-1 is considered a weak message digest and its use constitutes 3288 * a security risk. If possible, we recommend avoiding dependencies 3289 * on it, and considering stronger message digests instead. 3290 * 3291 */ 3292 #define MBEDTLS_TLS_DEFAULT_ALLOW_SHA1_IN_CERTIFICATES 3293 3294 /** 3295 * Allow SHA-1 in the default TLS configuration for TLS 1.2 handshake 3296 * signature and ciphersuite selection. Without this build-time option, SHA-1 3297 * support must be activated explicitly through mbedtls_ssl_conf_sig_hashes. 3298 * The use of SHA-1 in TLS <= 1.1 and in HMAC-SHA-1 is always allowed by 3299 * default. At the time of writing, there is no practical attack on the use 3300 * of SHA-1 in handshake signatures, hence this option is turned on by default 3301 * to preserve compatibility with existing peers, but the general 3302 * warning applies nonetheless: 3303 * 3304 * \warning SHA-1 is considered a weak message digest and its use constitutes 3305 * a security risk. If possible, we recommend avoiding dependencies 3306 * on it, and considering stronger message digests instead. 3307 * 3308 */ 3309 #define MBEDTLS_TLS_DEFAULT_ALLOW_SHA1_IN_KEY_EXCHANGE 3310 3311 /** 3312 * Uncomment the macro to let mbed TLS use your alternate implementation of 3313 * mbedtls_platform_zeroize(). This replaces the default implementation in 3314 * platform_util.c. 3315 * 3316 * mbedtls_platform_zeroize() is a widely used function across the library to 3317 * zero a block of memory. The implementation is expected to be secure in the 3318 * sense that it has been written to prevent the compiler from removing calls 3319 * to mbedtls_platform_zeroize() as part of redundant code elimination 3320 * optimizations. However, it is difficult to guarantee that calls to 3321 * mbedtls_platform_zeroize() will not be optimized by the compiler as older 3322 * versions of the C language standards do not provide a secure implementation 3323 * of memset(). Therefore, MBEDTLS_PLATFORM_ZEROIZE_ALT enables users to 3324 * configure their own implementation of mbedtls_platform_zeroize(), for 3325 * example by using directives specific to their compiler, features from newer 3326 * C standards (e.g using memset_s() in C11) or calling a secure memset() from 3327 * their system (e.g explicit_bzero() in BSD). 3328 */ 3329 //#define MBEDTLS_PLATFORM_ZEROIZE_ALT 3330 3331 /** 3332 * Uncomment the macro to let Mbed TLS use your alternate implementation of 3333 * mbedtls_platform_gmtime_r(). This replaces the default implementation in 3334 * platform_util.c. 3335 * 3336 * gmtime() is not a thread-safe function as defined in the C standard. The 3337 * library will try to use safer implementations of this function, such as 3338 * gmtime_r() when available. However, if Mbed TLS cannot identify the target 3339 * system, the implementation of mbedtls_platform_gmtime_r() will default to 3340 * using the standard gmtime(). In this case, calls from the library to 3341 * gmtime() will be guarded by the global mutex mbedtls_threading_gmtime_mutex 3342 * if MBEDTLS_THREADING_C is enabled. We recommend that calls from outside the 3343 * library are also guarded with this mutex to avoid race conditions. However, 3344 * if the macro MBEDTLS_PLATFORM_GMTIME_R_ALT is defined, Mbed TLS will 3345 * unconditionally use the implementation for mbedtls_platform_gmtime_r() 3346 * supplied at compile time. 3347 */ 3348 //#define MBEDTLS_PLATFORM_GMTIME_R_ALT 3349 3350 /* \} name SECTION: Customisation configuration options */ 3351 3352 /* Target and application specific configurations 3353 * 3354 * Allow user to override any previous default. 3355 * 3356 */ 3357 #if defined(MBEDTLS_USER_CONFIG_FILE) 3358 #include MBEDTLS_USER_CONFIG_FILE 3359 #endif 3360 3361 #include "check_config.h" 3362 3363 #endif /* MBEDTLS_CONFIG_H */ 3364