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 The Mbed TLS Contributors 12 * SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later 13 * 14 * This file is provided under the Apache License 2.0, or the 15 * GNU General Public License v2.0 or later. 16 * 17 * ********** 18 * Apache License 2.0: 19 * 20 * Licensed under the Apache License, Version 2.0 (the "License"); you may 21 * not use this file except in compliance with the License. 22 * You may obtain a copy of the License at 23 * 24 * http://www.apache.org/licenses/LICENSE-2.0 25 * 26 * Unless required by applicable law or agreed to in writing, software 27 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT 28 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 29 * See the License for the specific language governing permissions and 30 * limitations under the License. 31 * 32 * ********** 33 * 34 * ********** 35 * GNU General Public License v2.0 or later: 36 * 37 * This program is free software; you can redistribute it and/or modify 38 * it under the terms of the GNU General Public License as published by 39 * the Free Software Foundation; either version 2 of the License, or 40 * (at your option) any later version. 41 * 42 * This program is distributed in the hope that it will be useful, 43 * but WITHOUT ANY WARRANTY; without even the implied warranty of 44 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 45 * GNU General Public License for more details. 46 * 47 * You should have received a copy of the GNU General Public License along 48 * with this program; if not, write to the Free Software Foundation, Inc., 49 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. 50 * 51 * ********** 52 */ 53 54 #ifndef MBEDTLS_CONFIG_H 55 #define MBEDTLS_CONFIG_H 56 #include <stdio.h> 57 #include <stdlib.h> 58 #if defined(_MSC_VER) && !defined(_CRT_SECURE_NO_DEPRECATE) 59 #define _CRT_SECURE_NO_DEPRECATE 1 60 #endif 61 62 #if !defined(MS_SST) 63 #define MS_SST 64 #endif 65 /** 66 * \name SECTION: System support 67 * 68 * This section sets system specific settings. 69 * \{ 70 */ 71 72 /** 73 * \def MBEDTLS_HAVE_ASM 74 * 75 * The compiler has support for asm(). 76 * 77 * Requires support for asm() in compiler. 78 * 79 * Used in: 80 * library/aria.c 81 * library/timing.c 82 * include/mbedtls/bn_mul.h 83 * 84 * Required by: 85 * MBEDTLS_AESNI_C 86 * MBEDTLS_PADLOCK_C 87 * 88 * Comment to disable the use of assembly code. 89 */ 90 #define MBEDTLS_HAVE_ASM 91 92 /** 93 * \def MBEDTLS_NO_UDBL_DIVISION 94 * 95 * The platform lacks support for double-width integer division (64-bit 96 * division on a 32-bit platform, 128-bit division on a 64-bit platform). 97 * 98 * Used in: 99 * include/mbedtls/bignum.h 100 * library/bignum.c 101 * 102 * The bignum code uses double-width division to speed up some operations. 103 * Double-width division is often implemented in software that needs to 104 * be linked with the program. The presence of a double-width integer 105 * type is usually detected automatically through preprocessor macros, 106 * but the automatic detection cannot know whether the code needs to 107 * and can be linked with an implementation of division for that type. 108 * By default division is assumed to be usable if the type is present. 109 * Uncomment this option to prevent the use of double-width division. 110 * 111 * Note that division for the native integer type is always required. 112 * Furthermore, a 64-bit type is always required even on a 32-bit 113 * platform, but it need not support multiplication or division. In some 114 * cases it is also desirable to disable some double-width operations. For 115 * example, if double-width division is implemented in software, disabling 116 * it can reduce code size in some embedded targets. 117 */ 118 // #define MBEDTLS_NO_UDBL_DIVISION 119 120 /** 121 * \def MBEDTLS_NO_64BIT_MULTIPLICATION 122 * 123 * The platform lacks support for 32x32 -> 64-bit multiplication. 124 * 125 * Used in: 126 * library/poly1305.c 127 * 128 * Some parts of the library may use multiplication of two unsigned 32-bit 129 * operands with a 64-bit result in order to speed up computations. On some 130 * platforms, this is not available in hardware and has to be implemented in 131 * software, usually in a library provided by the toolchain. 132 * 133 * Sometimes it is not desirable to have to link to that library. This option 134 * removes the dependency of that library on platforms that lack a hardware 135 * 64-bit multiplier by embedding a software implementation in Mbed TLS. 136 * 137 * Note that depending on the compiler, this may decrease performance compared 138 * to using the library function provided by the toolchain. 139 */ 140 // #define MBEDTLS_NO_64BIT_MULTIPLICATION 141 142 /** 143 * \def MBEDTLS_HAVE_SSE2 144 * 145 * CPU supports SSE2 instruction set. 146 * 147 * Uncomment if the CPU supports SSE2 (IA-32 specific). 148 */ 149 // #define MBEDTLS_HAVE_SSE2 150 151 /** 152 * \def MBEDTLS_HAVE_TIME 153 * 154 * System has time.h and time(). 155 * The time does not need to be correct, only time differences are used, 156 * by contrast with MBEDTLS_HAVE_TIME_DATE 157 * 158 * Defining MBEDTLS_HAVE_TIME allows you to specify MBEDTLS_PLATFORM_TIME_ALT, 159 * MBEDTLS_PLATFORM_TIME_MACRO, MBEDTLS_PLATFORM_TIME_TYPE_MACRO and 160 * MBEDTLS_PLATFORM_STD_TIME. 161 * 162 * Comment if your system does not support time functions 163 */ 164 #define MBEDTLS_HAVE_TIME 165 166 /** 167 * \def MBEDTLS_HAVE_TIME_DATE 168 * 169 * System has time.h, time(), and an implementation for 170 * mbedtls_platform_gmtime_r() (see below). 171 * The time needs to be correct (not necessarily very accurate, but at least 172 * the date should be correct). This is used to verify the validity period of 173 * X.509 certificates. 174 * 175 * Comment if your system does not have a correct clock. 176 * 177 * \note mbedtls_platform_gmtime_r() is an abstraction in platform_util.h that 178 * behaves similarly to the gmtime_r() function from the C standard. Refer to 179 * the documentation for mbedtls_platform_gmtime_r() for more information. 180 * 181 * \note It is possible to configure an implementation for 182 * mbedtls_platform_gmtime_r() at compile-time by using the macro 183 * MBEDTLS_PLATFORM_GMTIME_R_ALT. 184 */ 185 // #define MBEDTLS_HAVE_TIME_DATE 186 187 /** 188 * \def MBEDTLS_PLATFORM_MEMORY 189 * 190 * Enable the memory allocation layer. 191 * 192 * By default mbed TLS uses the system-provided calloc() and free(). 193 * This allows different allocators (self-implemented or provided) to be 194 * provided to the platform abstraction layer. 195 * 196 * Enabling MBEDTLS_PLATFORM_MEMORY without the 197 * MBEDTLS_PLATFORM_{FREE,CALLOC}_MACROs will provide 198 * "mbedtls_platform_set_calloc_free()" allowing you to set an alternative calloc() and 199 * free() function pointer at runtime. 200 * 201 * Enabling MBEDTLS_PLATFORM_MEMORY and specifying 202 * MBEDTLS_PLATFORM_{CALLOC,FREE}_MACROs will allow you to specify the 203 * alternate function at compile time. 204 * 205 * Requires: MBEDTLS_PLATFORM_C 206 * 207 * Enable this layer to allow use of alternative memory allocators. 208 */ 209 #define MBEDTLS_PLATFORM_MEMORY 210 211 /** 212 * \def MBEDTLS_PLATFORM_NO_STD_FUNCTIONS 213 * 214 * Do not assign standard functions in the platform layer (e.g. calloc() to 215 * MBEDTLS_PLATFORM_STD_CALLOC and printf() to MBEDTLS_PLATFORM_STD_PRINTF) 216 * 217 * This makes sure there are no linking errors on platforms that do not support 218 * these functions. You will HAVE to provide alternatives, either at runtime 219 * via the platform_set_xxx() functions or at compile time by setting 220 * the MBEDTLS_PLATFORM_STD_XXX defines, or enabling a 221 * MBEDTLS_PLATFORM_XXX_MACRO. 222 * 223 * Requires: MBEDTLS_PLATFORM_C 224 * 225 * Uncomment to prevent default assignment of standard functions in the 226 * platform layer. 227 */ 228 #define MBEDTLS_PLATFORM_NO_STD_FUNCTIONS 229 230 /** 231 * \def MBEDTLS_PLATFORM_EXIT_ALT 232 * 233 * MBEDTLS_PLATFORM_XXX_ALT: Uncomment a macro to let mbed TLS support the 234 * function in the platform abstraction layer. 235 * 236 * Example: In case you uncomment MBEDTLS_PLATFORM_PRINTF_ALT, mbed TLS will 237 * provide a function "mbedtls_platform_set_printf()" that allows you to set an 238 * alternative printf function pointer. 239 * 240 * All these define require MBEDTLS_PLATFORM_C to be defined! 241 * 242 * \note MBEDTLS_PLATFORM_SNPRINTF_ALT is required on Windows; 243 * it will be enabled automatically by check_config.h 244 * 245 * \warning MBEDTLS_PLATFORM_XXX_ALT cannot be defined at the same time as 246 * MBEDTLS_PLATFORM_XXX_MACRO! 247 * 248 * Requires: MBEDTLS_PLATFORM_TIME_ALT requires MBEDTLS_HAVE_TIME 249 * 250 * Uncomment a macro to enable alternate implementation of specific base 251 * platform function 252 */ 253 // #define MBEDTLS_PLATFORM_EXIT_ALT 254 #define MBEDTLS_PLATFORM_TIME_ALT 255 // #define MBEDTLS_PLATFORM_FPRINTF_ALT 256 // #define MBEDTLS_PLATFORM_PRINTF_ALT 257 #define MBEDTLS_PLATFORM_SNPRINTF_ALT 258 // #define MBEDTLS_PLATFORM_NV_SEED_ALT 259 // #define MBEDTLS_PLATFORM_SETUP_TEARDOWN_ALT 260 261 /** 262 * \def MBEDTLS_DEPRECATED_WARNING 263 * 264 * Mark deprecated functions so that they generate a warning if used. 265 * Functions deprecated in one version will usually be removed in the next 266 * version. You can enable this to help you prepare the transition to a new 267 * major version by making sure your code is not using these functions. 268 * 269 * This only works with GCC and Clang. With other compilers, you may want to 270 * use MBEDTLS_DEPRECATED_REMOVED 271 * 272 * Uncomment to get warnings on using deprecated functions. 273 */ 274 // #define MBEDTLS_DEPRECATED_WARNING 275 276 /** 277 * \def MBEDTLS_DEPRECATED_REMOVED 278 * 279 * Remove deprecated functions so that they generate an error if used. 280 * Functions deprecated in one version will usually be removed in the next 281 * version. You can enable this to help you prepare the transition to a new 282 * major version by making sure your code is not using these functions. 283 * 284 * Uncomment to get errors on using deprecated functions. 285 */ 286 // #define MBEDTLS_DEPRECATED_REMOVED 287 288 /** 289 * \def MBEDTLS_CHECK_PARAMS 290 * 291 * This configuration option controls whether the library validates more of 292 * the parameters passed to it. 293 * 294 * When this flag is not defined, the library only attempts to validate an 295 * input parameter if: (1) they may come from the outside world (such as the 296 * network, the filesystem, etc.) or (2) not validating them could result in 297 * internal memory errors such as overflowing a buffer controlled by the 298 * library. On the other hand, it doesn't attempt to validate parameters whose 299 * values are fully controlled by the application (such as pointers). 300 * 301 * When this flag is defined, the library additionally attempts to validate 302 * parameters that are fully controlled by the application, and should always 303 * be valid if the application code is fully correct and trusted. 304 * 305 * For example, when a function accepts as input a pointer to a buffer that may 306 * contain untrusted data, and its documentation mentions that this pointer 307 * must not be NULL: 308 * - The pointer is checked to be non-NULL only if this option is enabled. 309 * - The content of the buffer is always validated. 310 * 311 * When this flag is defined, if a library function receives a parameter that 312 * is invalid: 313 * 1. The function will invoke the macro MBEDTLS_PARAM_FAILED(). 314 * 2. If MBEDTLS_PARAM_FAILED() did not terminate the program, the function 315 * will immediately return. If the function returns an Mbed TLS error code, 316 * the error code in this case is MBEDTLS_ERR_xxx_BAD_INPUT_DATA. 317 * 318 * When defining this flag, you also need to arrange a definition for 319 * MBEDTLS_PARAM_FAILED(). You can do this by any of the following methods: 320 * - By default, the library defines MBEDTLS_PARAM_FAILED() to call a 321 * function mbedtls_param_failed(), but the library does not define this 322 * function. If you do not make any other arrangements, you must provide 323 * the function mbedtls_param_failed() in your application. 324 * See `platform_util.h` for its prototype. 325 * - If you enable the macro #MBEDTLS_CHECK_PARAMS_ASSERT, then the 326 * library defines #MBEDTLS_PARAM_FAILED(\c cond) to be `assert(cond)`. 327 * You can still supply an alternative definition of 328 * MBEDTLS_PARAM_FAILED(), which may call `assert`. 329 * - If you define a macro MBEDTLS_PARAM_FAILED() before including `config.h` 330 * or you uncomment the definition of MBEDTLS_PARAM_FAILED() in `config.h`, 331 * the library will call the macro that you defined and will not supply 332 * its own version. Note that if MBEDTLS_PARAM_FAILED() calls `assert`, 333 * you need to enable #MBEDTLS_CHECK_PARAMS_ASSERT so that library source 334 * files include `<assert.h>`. 335 * 336 * Uncomment to enable validation of application-controlled parameters. 337 */ 338 // #define MBEDTLS_CHECK_PARAMS 339 340 /** 341 * \def MBEDTLS_CHECK_PARAMS_ASSERT 342 * 343 * Allow MBEDTLS_PARAM_FAILED() to call `assert`, and make it default to 344 * `assert`. This macro is only used if #MBEDTLS_CHECK_PARAMS is defined. 345 * 346 * If this macro is not defined, then MBEDTLS_PARAM_FAILED() defaults to 347 * calling a function mbedtls_param_failed(). See the documentation of 348 * #MBEDTLS_CHECK_PARAMS for details. 349 * 350 * Uncomment to allow MBEDTLS_PARAM_FAILED() to call `assert`. 351 */ 352 // #define MBEDTLS_CHECK_PARAMS_ASSERT 353 354 /* \} name SECTION: System support */ 355 356 /** 357 * \name SECTION: mbed TLS feature support 358 * 359 * This section sets support for features that are or are not needed 360 * within the modules that are enabled. 361 * \{ 362 */ 363 364 /** 365 * \def MBEDTLS_TIMING_ALT 366 * 367 * Uncomment to provide your own alternate implementation for mbedtls_timing_hardclock(), 368 * mbedtls_timing_get_timer(), mbedtls_set_alarm(), mbedtls_set/get_delay() 369 * 370 * Only works if you have MBEDTLS_TIMING_C enabled. 371 * 372 * You will need to provide a header "timing_alt.h" and an implementation at 373 * compile time. 374 */ 375 // #define MBEDTLS_TIMING_ALT 376 377 /** 378 * \def MBEDTLS_AES_ALT 379 * 380 * MBEDTLS__MODULE_NAME__ALT: Uncomment a macro to let mbed TLS use your 381 * alternate core implementation of a symmetric crypto, an arithmetic or hash 382 * module (e.g. platform specific assembly optimized implementations). Keep 383 * in mind that the function prototypes should remain the same. 384 * 385 * This replaces the whole module. If you only want to replace one of the 386 * functions, use one of the MBEDTLS__FUNCTION_NAME__ALT flags. 387 * 388 * Example: In case you uncomment MBEDTLS_AES_ALT, mbed TLS will no longer 389 * provide the "struct mbedtls_aes_context" definition and omit the base 390 * function declarations and implementations. "aes_alt.h" will be included from 391 * "aes.h" to include the new function definitions. 392 * 393 * Uncomment a macro to enable alternate implementation of the corresponding 394 * module. 395 * 396 * \warning MD2, MD4, MD5, ARC4, DES and SHA-1 are considered weak and their 397 * use constitutes a security risk. If possible, we recommend 398 * avoiding dependencies on them, and considering stronger message 399 * digests and ciphers instead. 400 * 401 */ 402 // #define MBEDTLS_AES_ALT 403 // #define MBEDTLS_ARC4_ALT 404 // #define MBEDTLS_ARIA_ALT 405 // #define MBEDTLS_BLOWFISH_ALT 406 // #define MBEDTLS_CAMELLIA_ALT 407 // #define MBEDTLS_CCM_ALT 408 // #define MBEDTLS_CHACHA20_ALT 409 // #define MBEDTLS_CHACHAPOLY_ALT 410 // #define MBEDTLS_CMAC_ALT 411 // #define MBEDTLS_DES_ALT 412 // #define MBEDTLS_DHM_ALT 413 // #define MBEDTLS_ECJPAKE_ALT 414 // #define MBEDTLS_GCM_ALT 415 // #define MBEDTLS_NIST_KW_ALT 416 // #define MBEDTLS_MD2_ALT 417 // #define MBEDTLS_MD4_ALT 418 // #define MBEDTLS_MD5_ALT 419 // #define MBEDTLS_POLY1305_ALT 420 // #define MBEDTLS_RIPEMD160_ALT 421 // #define MBEDTLS_RSA_ALT 422 // #define MBEDTLS_SHA1_ALT 423 // #define MBEDTLS_SHA256_ALT 424 // #define MBEDTLS_SHA512_ALT 425 // #define MBEDTLS_XTEA_ALT 426 427 /* 428 * When replacing the elliptic curve module, pleace consider, that it is 429 * implemented with two .c files: 430 * - ecp.c 431 * - ecp_curves.c 432 * You can replace them very much like all the other MBEDTLS__MODULE_NAME__ALT 433 * macros as described above. The only difference is that you have to make sure 434 * that you provide functionality for both .c files. 435 */ 436 // #define MBEDTLS_ECP_ALT 437 438 /** 439 * \def MBEDTLS_MD2_PROCESS_ALT 440 * 441 * MBEDTLS__FUNCTION_NAME__ALT: Uncomment a macro to let mbed TLS use you 442 * alternate core implementation of symmetric crypto or hash function. Keep in 443 * mind that function prototypes should remain the same. 444 * 445 * This replaces only one function. The header file from mbed TLS is still 446 * used, in contrast to the MBEDTLS__MODULE_NAME__ALT flags. 447 * 448 * Example: In case you uncomment MBEDTLS_SHA256_PROCESS_ALT, mbed TLS will 449 * no longer provide the mbedtls_sha1_process() function, but it will still provide 450 * the other function (using your mbedtls_sha1_process() function) and the definition 451 * of mbedtls_sha1_context, so your implementation of mbedtls_sha1_process must be compatible 452 * with this definition. 453 * 454 * \note Because of a signature change, the core AES encryption and decryption routines are 455 * currently named mbedtls_aes_internal_encrypt and mbedtls_aes_internal_decrypt, 456 * respectively. When setting up alternative implementations, these functions should 457 * be overridden, but the wrapper functions mbedtls_aes_decrypt and mbedtls_aes_encrypt 458 * must stay untouched. 459 * 460 * \note If you use the AES_xxx_ALT macros, then is is recommended to also set 461 * MBEDTLS_AES_ROM_TABLES in order to help the linker garbage-collect the AES 462 * tables. 463 * 464 * Uncomment a macro to enable alternate implementation of the corresponding 465 * function. 466 * 467 * \warning MD2, MD4, MD5, DES and SHA-1 are considered weak and their use 468 * constitutes a security risk. If possible, we recommend avoiding 469 * dependencies on them, and considering stronger message digests 470 * and ciphers instead. 471 * 472 * \warning If both MBEDTLS_ECDSA_SIGN_ALT and MBEDTLS_ECDSA_DETERMINISTIC are 473 * enabled, then the deterministic ECDH signature functions pass the 474 * the static HMAC-DRBG as RNG to mbedtls_ecdsa_sign(). Therefore 475 * alternative implementations should use the RNG only for generating 476 * the ephemeral key and nothing else. If this is not possible, then 477 * MBEDTLS_ECDSA_DETERMINISTIC should be disabled and an alternative 478 * implementation should be provided for mbedtls_ecdsa_sign_det_ext() 479 * (and for mbedtls_ecdsa_sign_det() too if backward compatibility is 480 * desirable). 481 * 482 */ 483 // #define MBEDTLS_MD2_PROCESS_ALT 484 // #define MBEDTLS_MD4_PROCESS_ALT 485 // #define MBEDTLS_MD5_PROCESS_ALT 486 // #define MBEDTLS_RIPEMD160_PROCESS_ALT 487 // #define MBEDTLS_SHA1_PROCESS_ALT 488 // #define MBEDTLS_SHA256_PROCESS_ALT 489 // #define MBEDTLS_SHA512_PROCESS_ALT 490 // #define MBEDTLS_DES_SETKEY_ALT 491 // #define MBEDTLS_DES_CRYPT_ECB_ALT 492 // #define MBEDTLS_DES3_CRYPT_ECB_ALT 493 // #define MBEDTLS_AES_SETKEY_ENC_ALT 494 // #define MBEDTLS_AES_SETKEY_DEC_ALT 495 // #define MBEDTLS_AES_ENCRYPT_ALT 496 // #define MBEDTLS_AES_DECRYPT_ALT 497 // #define MBEDTLS_ECDH_GEN_PUBLIC_ALT 498 // #define MBEDTLS_ECDH_COMPUTE_SHARED_ALT 499 // #define MBEDTLS_ECDSA_VERIFY_ALT 500 // #define MBEDTLS_ECDSA_SIGN_ALT 501 // #define MBEDTLS_ECDSA_GENKEY_ALT 502 503 /** 504 * \def MBEDTLS_ECP_INTERNAL_ALT 505 * 506 * Expose a part of the internal interface of the Elliptic Curve Point module. 507 * 508 * MBEDTLS_ECP__FUNCTION_NAME__ALT: Uncomment a macro to let mbed TLS use your 509 * alternative core implementation of elliptic curve arithmetic. Keep in mind 510 * that function prototypes should remain the same. 511 * 512 * This partially replaces one function. The header file from mbed TLS is still 513 * used, in contrast to the MBEDTLS_ECP_ALT flag. The original implementation 514 * is still present and it is used for group structures not supported by the 515 * alternative. 516 * 517 * Any of these options become available by defining MBEDTLS_ECP_INTERNAL_ALT 518 * and implementing the following functions: 519 * unsigned char mbedtls_internal_ecp_grp_capable( 520 * const mbedtls_ecp_group *grp) 521 * int mbedtls_internal_ecp_init(const mbedtls_ecp_group *grp) 522 * void mbedtls_internal_ecp_free(const mbedtls_ecp_group *grp) 523 * The mbedtls_internal_ecp_grp_capable function should return 1 if the 524 * replacement functions implement arithmetic for the given group and 0 525 * otherwise. 526 * The functions mbedtls_internal_ecp_init and mbedtls_internal_ecp_free are 527 * called before and after each point operation and provide an opportunity to 528 * implement optimized set up and tear down instructions. 529 * 530 * Example: In case you uncomment MBEDTLS_ECP_INTERNAL_ALT and 531 * MBEDTLS_ECP_DOUBLE_JAC_ALT, mbed TLS will still provide the ecp_double_jac 532 * function, but will use your mbedtls_internal_ecp_double_jac if the group is 533 * supported (your mbedtls_internal_ecp_grp_capable function returns 1 when 534 * receives it as an argument). If the group is not supported then the original 535 * implementation is used. The other functions and the definition of 536 * mbedtls_ecp_group and mbedtls_ecp_point will not change, so your 537 * implementation of mbedtls_internal_ecp_double_jac and 538 * mbedtls_internal_ecp_grp_capable must be compatible with this definition. 539 * 540 * Uncomment a macro to enable alternate implementation of the corresponding 541 * function. 542 */ 543 /* Required for all the functions in this section */ 544 // #define MBEDTLS_ECP_INTERNAL_ALT 545 /* Support for Weierstrass curves with Jacobi representation */ 546 // #define MBEDTLS_ECP_RANDOMIZE_JAC_ALT 547 // #define MBEDTLS_ECP_ADD_MIXED_ALT 548 // #define MBEDTLS_ECP_DOUBLE_JAC_ALT 549 // #define MBEDTLS_ECP_NORMALIZE_JAC_MANY_ALT 550 // #define MBEDTLS_ECP_NORMALIZE_JAC_ALT 551 /* Support for curves with Montgomery arithmetic */ 552 // #define MBEDTLS_ECP_DOUBLE_ADD_MXZ_ALT 553 // #define MBEDTLS_ECP_RANDOMIZE_MXZ_ALT 554 // #define MBEDTLS_ECP_NORMALIZE_MXZ_ALT 555 556 /** 557 * \def MBEDTLS_TEST_CONSTANT_FLOW_MEMSAN 558 * 559 * Enable testing of the constant-flow nature of some sensitive functions with 560 * clang's MemorySanitizer. This causes some existing tests to also test 561 * this non-functional property of the code under test. 562 * 563 * This setting requires compiling with clang -fsanitize=memory. The test 564 * suites can then be run normally. 565 * 566 * \warning This macro is only used for extended testing; it is not considered 567 * part of the library's API, so it may change or disappear at any time. 568 * 569 * Uncomment to enable testing of the constant-flow nature of selected code. 570 */ 571 // #define MBEDTLS_TEST_CONSTANT_FLOW_MEMSAN 572 573 /** 574 * \def MBEDTLS_TEST_CONSTANT_FLOW_VALGRIND 575 * 576 * Enable testing of the constant-flow nature of some sensitive functions with 577 * valgrind's memcheck tool. This causes some existing tests to also test 578 * this non-functional property of the code under test. 579 * 580 * This setting requires valgrind headers for building, and is only useful for 581 * testing if the tests suites are run with valgrind's memcheck. This can be 582 * done for an individual test suite with 'valgrind ./test_suite_xxx', or when 583 * using CMake, this can be done for all test suites with 'make memcheck'. 584 * 585 * \warning This macro is only used for extended testing; it is not considered 586 * part of the library's API, so it may change or disappear at any time. 587 * 588 * Uncomment to enable testing of the constant-flow nature of selected code. 589 */ 590 // #define MBEDTLS_TEST_CONSTANT_FLOW_VALGRIND 591 592 /** 593 * \def MBEDTLS_TEST_NULL_ENTROPY 594 * 595 * Enables testing and use of mbed TLS without any configured entropy sources. 596 * This permits use of the library on platforms before an entropy source has 597 * been integrated (see for example the MBEDTLS_ENTROPY_HARDWARE_ALT or the 598 * MBEDTLS_ENTROPY_NV_SEED switches). 599 * 600 * WARNING! This switch MUST be disabled in production builds, and is suitable 601 * only for development. 602 * Enabling the switch negates any security provided by the library. 603 * 604 * Requires MBEDTLS_ENTROPY_C, MBEDTLS_NO_DEFAULT_ENTROPY_SOURCES 605 * 606 */ 607 // #define MBEDTLS_TEST_NULL_ENTROPY 608 609 /** 610 * \def MBEDTLS_ENTROPY_HARDWARE_ALT 611 * 612 * Uncomment this macro to let mbed TLS use your own implementation of a 613 * hardware entropy collector. 614 * 615 * Your function must be called \c mbedtls_hardware_poll(), have the same 616 * prototype as declared in entropy_poll.h, and accept NULL as first argument. 617 * 618 * Uncomment to use your own hardware entropy collector. 619 */ 620 #define MBEDTLS_ENTROPY_HARDWARE_ALT 621 622 /** 623 * \def MBEDTLS_AES_ROM_TABLES 624 * 625 * Use precomputed AES tables stored in ROM. 626 * 627 * Uncomment this macro to use precomputed AES tables stored in ROM. 628 * Comment this macro to generate AES tables in RAM at runtime. 629 * 630 * Tradeoff: Using precomputed ROM tables reduces RAM usage by ~8kb 631 * (or ~2kb if \c MBEDTLS_AES_FEWER_TABLES is used) and reduces the 632 * initialization time before the first AES operation can be performed. 633 * It comes at the cost of additional ~8kb ROM use (resp. ~2kb if \c 634 * MBEDTLS_AES_FEWER_TABLES below is used), and potentially degraded 635 * performance if ROM access is slower than RAM access. 636 * 637 * This option is independent of \c MBEDTLS_AES_FEWER_TABLES. 638 * 639 */ 640 #define MBEDTLS_AES_ROM_TABLES 641 642 /** 643 * \def MBEDTLS_AES_FEWER_TABLES 644 * 645 * Use less ROM/RAM for AES tables. 646 * 647 * Uncommenting this macro omits 75% of the AES tables from 648 * ROM / RAM (depending on the value of \c MBEDTLS_AES_ROM_TABLES) 649 * by computing their values on the fly during operations 650 * (the tables are entry-wise rotations of one another). 651 * 652 * Tradeoff: Uncommenting this reduces the RAM / ROM footprint 653 * by ~6kb but at the cost of more arithmetic operations during 654 * runtime. Specifically, one has to compare 4 accesses within 655 * different tables to 4 accesses with additional arithmetic 656 * operations within the same table. The performance gain/loss 657 * depends on the system and memory details. 658 * 659 * This option is independent of \c MBEDTLS_AES_ROM_TABLES. 660 * 661 */ 662 // #define MBEDTLS_AES_FEWER_TABLES 663 664 /** 665 * \def MBEDTLS_CAMELLIA_SMALL_MEMORY 666 * 667 * Use less ROM for the Camellia implementation (saves about 768 bytes). 668 * 669 * Uncomment this macro to use less memory for Camellia. 670 */ 671 // #define MBEDTLS_CAMELLIA_SMALL_MEMORY 672 673 /** 674 * \def MBEDTLS_CIPHER_MODE_CBC 675 * 676 * Enable Cipher Block Chaining mode (CBC) for symmetric ciphers. 677 */ 678 #define MBEDTLS_CIPHER_MODE_CBC 679 680 /** 681 * \def MBEDTLS_CIPHER_MODE_CFB 682 * 683 * Enable Cipher Feedback mode (CFB) for symmetric ciphers. 684 */ 685 #define MBEDTLS_CIPHER_MODE_CFB 686 687 /** 688 * \def MBEDTLS_CIPHER_MODE_CTR 689 * 690 * Enable Counter Block Cipher mode (CTR) for symmetric ciphers. 691 */ 692 #define MBEDTLS_CIPHER_MODE_CTR 693 694 /** 695 * \def MBEDTLS_CIPHER_MODE_OFB 696 * 697 * Enable Output Feedback mode (OFB) for symmetric ciphers. 698 */ 699 #define MBEDTLS_CIPHER_MODE_OFB 700 701 /** 702 * \def MBEDTLS_CIPHER_MODE_XTS 703 * 704 * Enable Xor-encrypt-xor with ciphertext stealing mode (XTS) for AES. 705 */ 706 #define MBEDTLS_CIPHER_MODE_XTS 707 708 /** 709 * \def MBEDTLS_CIPHER_NULL_CIPHER 710 * 711 * Enable NULL cipher. 712 * Warning: Only do so when you know what you are doing. This allows for 713 * encryption or channels without any security! 714 * 715 * Requires MBEDTLS_ENABLE_WEAK_CIPHERSUITES as well to enable 716 * the following ciphersuites: 717 * MBEDTLS_TLS_ECDH_ECDSA_WITH_NULL_SHA 718 * MBEDTLS_TLS_ECDH_RSA_WITH_NULL_SHA 719 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_NULL_SHA 720 * MBEDTLS_TLS_ECDHE_RSA_WITH_NULL_SHA 721 * MBEDTLS_TLS_ECDHE_PSK_WITH_NULL_SHA384 722 * MBEDTLS_TLS_ECDHE_PSK_WITH_NULL_SHA256 723 * MBEDTLS_TLS_ECDHE_PSK_WITH_NULL_SHA 724 * MBEDTLS_TLS_DHE_PSK_WITH_NULL_SHA384 725 * MBEDTLS_TLS_DHE_PSK_WITH_NULL_SHA256 726 * MBEDTLS_TLS_DHE_PSK_WITH_NULL_SHA 727 * MBEDTLS_TLS_RSA_WITH_NULL_SHA256 728 * MBEDTLS_TLS_RSA_WITH_NULL_SHA 729 * MBEDTLS_TLS_RSA_WITH_NULL_MD5 730 * MBEDTLS_TLS_RSA_PSK_WITH_NULL_SHA384 731 * MBEDTLS_TLS_RSA_PSK_WITH_NULL_SHA256 732 * MBEDTLS_TLS_RSA_PSK_WITH_NULL_SHA 733 * MBEDTLS_TLS_PSK_WITH_NULL_SHA384 734 * MBEDTLS_TLS_PSK_WITH_NULL_SHA256 735 * MBEDTLS_TLS_PSK_WITH_NULL_SHA 736 * 737 * Uncomment this macro to enable the NULL cipher and ciphersuites 738 */ 739 // #define MBEDTLS_CIPHER_NULL_CIPHER 740 741 /** 742 * \def MBEDTLS_CIPHER_PADDING_PKCS7 743 * 744 * MBEDTLS_CIPHER_PADDING_XXX: Uncomment or comment macros to add support for 745 * specific padding modes in the cipher layer with cipher modes that support 746 * padding (e.g. CBC) 747 * 748 * If you disable all padding modes, only full blocks can be used with CBC. 749 * 750 * Enable padding modes in the cipher layer. 751 */ 752 #define MBEDTLS_CIPHER_PADDING_PKCS7 753 #define MBEDTLS_CIPHER_PADDING_ONE_AND_ZEROS 754 #define MBEDTLS_CIPHER_PADDING_ZEROS_AND_LEN 755 #define MBEDTLS_CIPHER_PADDING_ZEROS 756 757 /** \def MBEDTLS_CTR_DRBG_USE_128_BIT_KEY 758 * 759 * Uncomment this macro to use a 128-bit key in the CTR_DRBG module. 760 * By default, CTR_DRBG uses a 256-bit key. 761 */ 762 // #define MBEDTLS_CTR_DRBG_USE_128_BIT_KEY 763 764 /** 765 * \def MBEDTLS_ENABLE_WEAK_CIPHERSUITES 766 * 767 * Enable weak ciphersuites in SSL / TLS. 768 * Warning: Only do so when you know what you are doing. This allows for 769 * channels with virtually no security at all! 770 * 771 * This enables the following ciphersuites: 772 * MBEDTLS_TLS_RSA_WITH_DES_CBC_SHA 773 * MBEDTLS_TLS_DHE_RSA_WITH_DES_CBC_SHA 774 * 775 * Uncomment this macro to enable weak ciphersuites 776 * 777 * \warning DES is considered a weak cipher and its use constitutes a 778 * security risk. We recommend considering stronger ciphers instead. 779 */ 780 // #define MBEDTLS_ENABLE_WEAK_CIPHERSUITES 781 782 /** 783 * \def MBEDTLS_REMOVE_ARC4_CIPHERSUITES 784 * 785 * Remove RC4 ciphersuites by default in SSL / TLS. 786 * This flag removes the ciphersuites based on RC4 from the default list as 787 * returned by mbedtls_ssl_list_ciphersuites(). However, it is still possible to 788 * enable (some of) them with mbedtls_ssl_conf_ciphersuites() by including them 789 * explicitly. 790 * 791 * Uncomment this macro to remove RC4 ciphersuites by default. 792 */ 793 // #define MBEDTLS_REMOVE_ARC4_CIPHERSUITES 794 795 /** 796 * \def MBEDTLS_REMOVE_3DES_CIPHERSUITES 797 * 798 * Remove 3DES ciphersuites by default in SSL / TLS. 799 * This flag removes the ciphersuites based on 3DES from the default list as 800 * returned by mbedtls_ssl_list_ciphersuites(). However, it is still possible 801 * to enable (some of) them with mbedtls_ssl_conf_ciphersuites() by including 802 * them explicitly. 803 * 804 * A man-in-the-browser attacker can recover authentication tokens sent through 805 * a TLS connection using a 3DES based cipher suite (see "On the Practical 806 * (In-)Security of 64-bit Block Ciphers" by Karthikeyan Bhargavan and Ga?tan 807 * Leurent, see https://sweet32.info/SWEET32_CCS16.pdf). If this attack falls 808 * in your threat model or you are unsure, then you should keep this option 809 * enabled to remove 3DES based cipher suites. 810 * 811 * Comment this macro to keep 3DES in the default ciphersuite list. 812 */ 813 #define MBEDTLS_REMOVE_3DES_CIPHERSUITES 814 815 /** 816 * \def MBEDTLS_ECP_DP_SECP192R1_ENABLED 817 * 818 * MBEDTLS_ECP_XXXX_ENABLED: Enables specific curves within the Elliptic Curve 819 * module. By default all supported curves are enabled. 820 * 821 * Comment macros to disable the curve and functions for it 822 */ 823 #define MBEDTLS_ECP_DP_SECP192R1_ENABLED 824 #define MBEDTLS_ECP_DP_SECP224R1_ENABLED 825 #define MBEDTLS_ECP_DP_SECP256R1_ENABLED 826 #define MBEDTLS_ECP_DP_SECP384R1_ENABLED 827 #define MBEDTLS_ECP_DP_SECP521R1_ENABLED 828 #define MBEDTLS_ECP_DP_SECP192K1_ENABLED 829 #define MBEDTLS_ECP_DP_SECP224K1_ENABLED 830 #define MBEDTLS_ECP_DP_SECP256K1_ENABLED 831 #define MBEDTLS_ECP_DP_BP256R1_ENABLED 832 #define MBEDTLS_ECP_DP_BP384R1_ENABLED 833 #define MBEDTLS_ECP_DP_BP512R1_ENABLED 834 #define MBEDTLS_ECP_DP_CURVE25519_ENABLED 835 #define MBEDTLS_ECP_DP_CURVE448_ENABLED 836 837 /** 838 * \def MBEDTLS_ECP_NIST_OPTIM 839 * 840 * Enable specific 'modulo p' routines for each NIST prime. 841 * Depending on the prime and architecture, makes operations 4 to 8 times 842 * faster on the corresponding curve. 843 * 844 * Comment this macro to disable NIST curves optimisation. 845 */ 846 #define MBEDTLS_ECP_NIST_OPTIM 847 848 /** 849 * \def MBEDTLS_ECP_NO_INTERNAL_RNG 850 * 851 * When this option is disabled, mbedtls_ecp_mul() will make use of an 852 * internal RNG when called with a NULL \c f_rng argument, in order to protect 853 * against some side-channel attacks. 854 * 855 * This protection introduces a dependency of the ECP module on one of the 856 * DRBG or SHA modules (HMAC-DRBG, CTR-DRBG, SHA-512 or SHA-256.) For very 857 * constrained applications that don't require this protection (for example, 858 * because you're only doing signature verification, so not manipulating any 859 * secret, or because local/physical side-channel attacks are outside your 860 * threat model), it might be desirable to get rid of that dependency. 861 * 862 * \warning Enabling this option makes some uses of ECP vulnerable to some 863 * side-channel attacks. Only enable it if you know that's not a problem for 864 * your use case. 865 * 866 * Uncomment this macro to disable some counter-measures in ECP. 867 */ 868 // #define MBEDTLS_ECP_NO_INTERNAL_RNG 869 870 /** 871 * \def MBEDTLS_ECP_RESTARTABLE 872 * 873 * Enable "non-blocking" ECC operations that can return early and be resumed. 874 * 875 * This allows various functions to pause by returning 876 * #MBEDTLS_ERR_ECP_IN_PROGRESS (or, for functions in the SSL module, 877 * #MBEDTLS_ERR_SSL_CRYPTO_IN_PROGRESS) and then be called later again in 878 * order to further progress and eventually complete their operation. This is 879 * controlled through mbedtls_ecp_set_max_ops() which limits the maximum 880 * number of ECC operations a function may perform before pausing; see 881 * mbedtls_ecp_set_max_ops() for more information. 882 * 883 * This is useful in non-threaded environments if you want to avoid blocking 884 * for too long on ECC (and, hence, X.509 or SSL/TLS) operations. 885 * 886 * Uncomment this macro to enable restartable ECC computations. 887 * 888 * \note This option only works with the default software implementation of 889 * elliptic curve functionality. It is incompatible with 890 * MBEDTLS_ECP_ALT, MBEDTLS_ECDH_XXX_ALT and MBEDTLS_ECDSA_XXX_ALT. 891 */ 892 // #define MBEDTLS_ECP_RESTARTABLE 893 894 /** 895 * \def MBEDTLS_ECDSA_DETERMINISTIC 896 * 897 * Enable deterministic ECDSA (RFC 6979). 898 * Standard ECDSA is "fragile" in the sense that lack of entropy when signing 899 * may result in a compromise of the long-term signing key. This is avoided by 900 * the deterministic variant. 901 * 902 * Requires: MBEDTLS_HMAC_DRBG_C 903 * 904 * Comment this macro to disable deterministic ECDSA. 905 */ 906 // #define MBEDTLS_ECDSA_DETERMINISTIC 907 908 /** 909 * \def MBEDTLS_KEY_EXCHANGE_PSK_ENABLED 910 * 911 * Enable the PSK based ciphersuite modes in SSL / TLS. 912 * 913 * This enables the following ciphersuites (if other requisites are 914 * enabled as well): 915 * MBEDTLS_TLS_PSK_WITH_AES_256_GCM_SHA384 916 * MBEDTLS_TLS_PSK_WITH_AES_256_CBC_SHA384 917 * MBEDTLS_TLS_PSK_WITH_AES_256_CBC_SHA 918 * MBEDTLS_TLS_PSK_WITH_CAMELLIA_256_GCM_SHA384 919 * MBEDTLS_TLS_PSK_WITH_CAMELLIA_256_CBC_SHA384 920 * MBEDTLS_TLS_PSK_WITH_AES_128_GCM_SHA256 921 * MBEDTLS_TLS_PSK_WITH_AES_128_CBC_SHA256 922 * MBEDTLS_TLS_PSK_WITH_AES_128_CBC_SHA 923 * MBEDTLS_TLS_PSK_WITH_CAMELLIA_128_GCM_SHA256 924 * MBEDTLS_TLS_PSK_WITH_CAMELLIA_128_CBC_SHA256 925 * MBEDTLS_TLS_PSK_WITH_3DES_EDE_CBC_SHA 926 * MBEDTLS_TLS_PSK_WITH_RC4_128_SHA 927 */ 928 // #define MBEDTLS_KEY_EXCHANGE_PSK_ENABLED 929 930 /** 931 * \def MBEDTLS_KEY_EXCHANGE_DHE_PSK_ENABLED 932 * 933 * Enable the DHE-PSK based ciphersuite modes in SSL / TLS. 934 * 935 * Requires: MBEDTLS_DHM_C 936 * 937 * This enables the following ciphersuites (if other requisites are 938 * enabled as well): 939 * MBEDTLS_TLS_DHE_PSK_WITH_AES_256_GCM_SHA384 940 * MBEDTLS_TLS_DHE_PSK_WITH_AES_256_CBC_SHA384 941 * MBEDTLS_TLS_DHE_PSK_WITH_AES_256_CBC_SHA 942 * MBEDTLS_TLS_DHE_PSK_WITH_CAMELLIA_256_GCM_SHA384 943 * MBEDTLS_TLS_DHE_PSK_WITH_CAMELLIA_256_CBC_SHA384 944 * MBEDTLS_TLS_DHE_PSK_WITH_AES_128_GCM_SHA256 945 * MBEDTLS_TLS_DHE_PSK_WITH_AES_128_CBC_SHA256 946 * MBEDTLS_TLS_DHE_PSK_WITH_AES_128_CBC_SHA 947 * MBEDTLS_TLS_DHE_PSK_WITH_CAMELLIA_128_GCM_SHA256 948 * MBEDTLS_TLS_DHE_PSK_WITH_CAMELLIA_128_CBC_SHA256 949 * MBEDTLS_TLS_DHE_PSK_WITH_3DES_EDE_CBC_SHA 950 * MBEDTLS_TLS_DHE_PSK_WITH_RC4_128_SHA 951 * 952 * \warning Using DHE constitutes a security risk as it 953 * is not possible to validate custom DH parameters. 954 * If possible, it is recommended users should consider 955 * preferring other methods of key exchange. 956 * See dhm.h for more details. 957 * 958 */ 959 // #define MBEDTLS_KEY_EXCHANGE_DHE_PSK_ENABLED 960 961 /** 962 * \def MBEDTLS_KEY_EXCHANGE_ECDHE_PSK_ENABLED 963 * 964 * Enable the ECDHE-PSK based ciphersuite modes in SSL / TLS. 965 * 966 * Requires: MBEDTLS_ECDH_C 967 * 968 * This enables the following ciphersuites (if other requisites are 969 * enabled as well): 970 * MBEDTLS_TLS_ECDHE_PSK_WITH_AES_256_CBC_SHA384 971 * MBEDTLS_TLS_ECDHE_PSK_WITH_AES_256_CBC_SHA 972 * MBEDTLS_TLS_ECDHE_PSK_WITH_CAMELLIA_256_CBC_SHA384 973 * MBEDTLS_TLS_ECDHE_PSK_WITH_AES_128_CBC_SHA256 974 * MBEDTLS_TLS_ECDHE_PSK_WITH_AES_128_CBC_SHA 975 * MBEDTLS_TLS_ECDHE_PSK_WITH_CAMELLIA_128_CBC_SHA256 976 * MBEDTLS_TLS_ECDHE_PSK_WITH_3DES_EDE_CBC_SHA 977 * MBEDTLS_TLS_ECDHE_PSK_WITH_RC4_128_SHA 978 */ 979 // #define MBEDTLS_KEY_EXCHANGE_ECDHE_PSK_ENABLED 980 981 /** 982 * \def MBEDTLS_KEY_EXCHANGE_RSA_PSK_ENABLED 983 * 984 * Enable the RSA-PSK based ciphersuite modes in SSL / TLS. 985 * 986 * Requires: MBEDTLS_RSA_C, MBEDTLS_PKCS1_V15, 987 * MBEDTLS_X509_CRT_PARSE_C 988 * 989 * This enables the following ciphersuites (if other requisites are 990 * enabled as well): 991 * MBEDTLS_TLS_RSA_PSK_WITH_AES_256_GCM_SHA384 992 * MBEDTLS_TLS_RSA_PSK_WITH_AES_256_CBC_SHA384 993 * MBEDTLS_TLS_RSA_PSK_WITH_AES_256_CBC_SHA 994 * MBEDTLS_TLS_RSA_PSK_WITH_CAMELLIA_256_GCM_SHA384 995 * MBEDTLS_TLS_RSA_PSK_WITH_CAMELLIA_256_CBC_SHA384 996 * MBEDTLS_TLS_RSA_PSK_WITH_AES_128_GCM_SHA256 997 * MBEDTLS_TLS_RSA_PSK_WITH_AES_128_CBC_SHA256 998 * MBEDTLS_TLS_RSA_PSK_WITH_AES_128_CBC_SHA 999 * MBEDTLS_TLS_RSA_PSK_WITH_CAMELLIA_128_GCM_SHA256 1000 * MBEDTLS_TLS_RSA_PSK_WITH_CAMELLIA_128_CBC_SHA256 1001 * MBEDTLS_TLS_RSA_PSK_WITH_3DES_EDE_CBC_SHA 1002 * MBEDTLS_TLS_RSA_PSK_WITH_RC4_128_SHA 1003 */ 1004 // #define MBEDTLS_KEY_EXCHANGE_RSA_PSK_ENABLED 1005 1006 /** 1007 * \def MBEDTLS_KEY_EXCHANGE_RSA_ENABLED 1008 * 1009 * Enable the RSA-only based ciphersuite modes in SSL / TLS. 1010 * 1011 * Requires: MBEDTLS_RSA_C, MBEDTLS_PKCS1_V15, 1012 * MBEDTLS_X509_CRT_PARSE_C 1013 * 1014 * This enables the following ciphersuites (if other requisites are 1015 * enabled as well): 1016 * MBEDTLS_TLS_RSA_WITH_AES_256_GCM_SHA384 1017 * MBEDTLS_TLS_RSA_WITH_AES_256_CBC_SHA256 1018 * MBEDTLS_TLS_RSA_WITH_AES_256_CBC_SHA 1019 * MBEDTLS_TLS_RSA_WITH_CAMELLIA_256_GCM_SHA384 1020 * MBEDTLS_TLS_RSA_WITH_CAMELLIA_256_CBC_SHA256 1021 * MBEDTLS_TLS_RSA_WITH_CAMELLIA_256_CBC_SHA 1022 * MBEDTLS_TLS_RSA_WITH_AES_128_GCM_SHA256 1023 * MBEDTLS_TLS_RSA_WITH_AES_128_CBC_SHA256 1024 * MBEDTLS_TLS_RSA_WITH_AES_128_CBC_SHA 1025 * MBEDTLS_TLS_RSA_WITH_CAMELLIA_128_GCM_SHA256 1026 * MBEDTLS_TLS_RSA_WITH_CAMELLIA_128_CBC_SHA256 1027 * MBEDTLS_TLS_RSA_WITH_CAMELLIA_128_CBC_SHA 1028 * MBEDTLS_TLS_RSA_WITH_3DES_EDE_CBC_SHA 1029 * MBEDTLS_TLS_RSA_WITH_RC4_128_SHA 1030 * MBEDTLS_TLS_RSA_WITH_RC4_128_MD5 1031 */ 1032 // #define MBEDTLS_KEY_EXCHANGE_RSA_ENABLED 1033 1034 /** 1035 * \def MBEDTLS_KEY_EXCHANGE_DHE_RSA_ENABLED 1036 * 1037 * Enable the DHE-RSA based ciphersuite modes in SSL / TLS. 1038 * 1039 * Requires: MBEDTLS_DHM_C, MBEDTLS_RSA_C, MBEDTLS_PKCS1_V15, 1040 * MBEDTLS_X509_CRT_PARSE_C 1041 * 1042 * This enables the following ciphersuites (if other requisites are 1043 * enabled as well): 1044 * MBEDTLS_TLS_DHE_RSA_WITH_AES_256_GCM_SHA384 1045 * MBEDTLS_TLS_DHE_RSA_WITH_AES_256_CBC_SHA256 1046 * MBEDTLS_TLS_DHE_RSA_WITH_AES_256_CBC_SHA 1047 * MBEDTLS_TLS_DHE_RSA_WITH_CAMELLIA_256_GCM_SHA384 1048 * MBEDTLS_TLS_DHE_RSA_WITH_CAMELLIA_256_CBC_SHA256 1049 * MBEDTLS_TLS_DHE_RSA_WITH_CAMELLIA_256_CBC_SHA 1050 * MBEDTLS_TLS_DHE_RSA_WITH_AES_128_GCM_SHA256 1051 * MBEDTLS_TLS_DHE_RSA_WITH_AES_128_CBC_SHA256 1052 * MBEDTLS_TLS_DHE_RSA_WITH_AES_128_CBC_SHA 1053 * MBEDTLS_TLS_DHE_RSA_WITH_CAMELLIA_128_GCM_SHA256 1054 * MBEDTLS_TLS_DHE_RSA_WITH_CAMELLIA_128_CBC_SHA256 1055 * MBEDTLS_TLS_DHE_RSA_WITH_CAMELLIA_128_CBC_SHA 1056 * MBEDTLS_TLS_DHE_RSA_WITH_3DES_EDE_CBC_SHA 1057 * 1058 * \warning Using DHE constitutes a security risk as it 1059 * is not possible to validate custom DH parameters. 1060 * If possible, it is recommended users should consider 1061 * preferring other methods of key exchange. 1062 * See dhm.h for more details. 1063 * 1064 */ 1065 // #define MBEDTLS_KEY_EXCHANGE_DHE_RSA_ENABLED 1066 1067 /** 1068 * \def MBEDTLS_KEY_EXCHANGE_ECDHE_RSA_ENABLED 1069 * 1070 * Enable the ECDHE-RSA based ciphersuite modes in SSL / TLS. 1071 * 1072 * Requires: MBEDTLS_ECDH_C, MBEDTLS_RSA_C, MBEDTLS_PKCS1_V15, 1073 * MBEDTLS_X509_CRT_PARSE_C 1074 * 1075 * This enables the following ciphersuites (if other requisites are 1076 * enabled as well): 1077 * MBEDTLS_TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 1078 * MBEDTLS_TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384 1079 * MBEDTLS_TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA 1080 * MBEDTLS_TLS_ECDHE_RSA_WITH_CAMELLIA_256_GCM_SHA384 1081 * MBEDTLS_TLS_ECDHE_RSA_WITH_CAMELLIA_256_CBC_SHA384 1082 * MBEDTLS_TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256 1083 * MBEDTLS_TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256 1084 * MBEDTLS_TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA 1085 * MBEDTLS_TLS_ECDHE_RSA_WITH_CAMELLIA_128_GCM_SHA256 1086 * MBEDTLS_TLS_ECDHE_RSA_WITH_CAMELLIA_128_CBC_SHA256 1087 * MBEDTLS_TLS_ECDHE_RSA_WITH_3DES_EDE_CBC_SHA 1088 * MBEDTLS_TLS_ECDHE_RSA_WITH_RC4_128_SHA 1089 */ 1090 #define MBEDTLS_KEY_EXCHANGE_ECDHE_RSA_ENABLED 1091 1092 /** 1093 * \def MBEDTLS_KEY_EXCHANGE_ECDHE_ECDSA_ENABLED 1094 * 1095 * Enable the ECDHE-ECDSA based ciphersuite modes in SSL / TLS. 1096 * 1097 * Requires: MBEDTLS_ECDH_C, MBEDTLS_ECDSA_C, MBEDTLS_X509_CRT_PARSE_C, 1098 * 1099 * This enables the following ciphersuites (if other requisites are 1100 * enabled as well): 1101 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384 1102 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA384 1103 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA 1104 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_CAMELLIA_256_GCM_SHA384 1105 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_CAMELLIA_256_CBC_SHA384 1106 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256 1107 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA256 1108 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA 1109 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_CAMELLIA_128_GCM_SHA256 1110 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_CAMELLIA_128_CBC_SHA256 1111 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_3DES_EDE_CBC_SHA 1112 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_RC4_128_SHA 1113 */ 1114 // #define MBEDTLS_KEY_EXCHANGE_ECDHE_ECDSA_ENABLED 1115 1116 /** 1117 * \def MBEDTLS_KEY_EXCHANGE_ECDH_ECDSA_ENABLED 1118 * 1119 * Enable the ECDH-ECDSA based ciphersuite modes in SSL / TLS. 1120 * 1121 * Requires: MBEDTLS_ECDH_C, MBEDTLS_X509_CRT_PARSE_C 1122 * 1123 * This enables the following ciphersuites (if other requisites are 1124 * enabled as well): 1125 * MBEDTLS_TLS_ECDH_ECDSA_WITH_RC4_128_SHA 1126 * MBEDTLS_TLS_ECDH_ECDSA_WITH_3DES_EDE_CBC_SHA 1127 * MBEDTLS_TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA 1128 * MBEDTLS_TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA 1129 * MBEDTLS_TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA256 1130 * MBEDTLS_TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA384 1131 * MBEDTLS_TLS_ECDH_ECDSA_WITH_AES_128_GCM_SHA256 1132 * MBEDTLS_TLS_ECDH_ECDSA_WITH_AES_256_GCM_SHA384 1133 * MBEDTLS_TLS_ECDH_ECDSA_WITH_CAMELLIA_128_CBC_SHA256 1134 * MBEDTLS_TLS_ECDH_ECDSA_WITH_CAMELLIA_256_CBC_SHA384 1135 * MBEDTLS_TLS_ECDH_ECDSA_WITH_CAMELLIA_128_GCM_SHA256 1136 * MBEDTLS_TLS_ECDH_ECDSA_WITH_CAMELLIA_256_GCM_SHA384 1137 */ 1138 // #define MBEDTLS_KEY_EXCHANGE_ECDH_ECDSA_ENABLED 1139 1140 /** 1141 * \def MBEDTLS_KEY_EXCHANGE_ECDH_RSA_ENABLED 1142 * 1143 * Enable the ECDH-RSA based ciphersuite modes in SSL / TLS. 1144 * 1145 * Requires: MBEDTLS_ECDH_C, MBEDTLS_X509_CRT_PARSE_C 1146 * 1147 * This enables the following ciphersuites (if other requisites are 1148 * enabled as well): 1149 * MBEDTLS_TLS_ECDH_RSA_WITH_RC4_128_SHA 1150 * MBEDTLS_TLS_ECDH_RSA_WITH_3DES_EDE_CBC_SHA 1151 * MBEDTLS_TLS_ECDH_RSA_WITH_AES_128_CBC_SHA 1152 * MBEDTLS_TLS_ECDH_RSA_WITH_AES_256_CBC_SHA 1153 * MBEDTLS_TLS_ECDH_RSA_WITH_AES_128_CBC_SHA256 1154 * MBEDTLS_TLS_ECDH_RSA_WITH_AES_256_CBC_SHA384 1155 * MBEDTLS_TLS_ECDH_RSA_WITH_AES_128_GCM_SHA256 1156 * MBEDTLS_TLS_ECDH_RSA_WITH_AES_256_GCM_SHA384 1157 * MBEDTLS_TLS_ECDH_RSA_WITH_CAMELLIA_128_CBC_SHA256 1158 * MBEDTLS_TLS_ECDH_RSA_WITH_CAMELLIA_256_CBC_SHA384 1159 * MBEDTLS_TLS_ECDH_RSA_WITH_CAMELLIA_128_GCM_SHA256 1160 * MBEDTLS_TLS_ECDH_RSA_WITH_CAMELLIA_256_GCM_SHA384 1161 */ 1162 // #define MBEDTLS_KEY_EXCHANGE_ECDH_RSA_ENABLED 1163 1164 /** 1165 * \def MBEDTLS_KEY_EXCHANGE_ECJPAKE_ENABLED 1166 * 1167 * Enable the ECJPAKE based ciphersuite modes in SSL / TLS. 1168 * 1169 * \warning This is currently experimental. EC J-PAKE support is based on the 1170 * Thread v1.0.0 specification; incompatible changes to the specification 1171 * might still happen. For this reason, this is disabled by default. 1172 * 1173 * Requires: MBEDTLS_ECJPAKE_C 1174 * MBEDTLS_SHA256_C 1175 * MBEDTLS_ECP_DP_SECP256R1_ENABLED 1176 * 1177 * This enables the following ciphersuites (if other requisites are 1178 * enabled as well): 1179 * MBEDTLS_TLS_ECJPAKE_WITH_AES_128_CCM_8 1180 */ 1181 // #define MBEDTLS_KEY_EXCHANGE_ECJPAKE_ENABLED 1182 1183 /** 1184 * \def MBEDTLS_PK_PARSE_EC_EXTENDED 1185 * 1186 * Enhance support for reading EC keys using variants of SEC1 not allowed by 1187 * RFC 5915 and RFC 5480. 1188 * 1189 * Currently this means parsing the SpecifiedECDomain choice of EC 1190 * parameters (only known groups are supported, not arbitrary domains, to 1191 * avoid validation issues). 1192 * 1193 * Disable if you only need to support RFC 5915 + 5480 key formats. 1194 */ 1195 // #define MBEDTLS_PK_PARSE_EC_EXTENDED 1196 1197 /** 1198 * \def MBEDTLS_ERROR_STRERROR_DUMMY 1199 * 1200 * Enable a dummy error function to make use of mbedtls_strerror() in 1201 * third party libraries easier when MBEDTLS_ERROR_C is disabled 1202 * (no effect when MBEDTLS_ERROR_C is enabled). 1203 * 1204 * You can safely disable this if MBEDTLS_ERROR_C is enabled, or if you're 1205 * not using mbedtls_strerror() or error_strerror() in your application. 1206 * 1207 * Disable if you run into name conflicts and want to really remove the 1208 * mbedtls_strerror() 1209 */ 1210 #define MBEDTLS_ERROR_STRERROR_DUMMY 1211 1212 /** 1213 * \def MBEDTLS_GENPRIME 1214 * 1215 * Enable the prime-number generation code. 1216 * 1217 * Requires: MBEDTLS_BIGNUM_C 1218 */ 1219 #define MBEDTLS_GENPRIME 1220 1221 /** 1222 * \def MBEDTLS_FS_IO 1223 * 1224 * Enable functions that use the filesystem. 1225 */ 1226 // #define MBEDTLS_FS_IO 1227 1228 /** 1229 * \def MBEDTLS_NO_DEFAULT_ENTROPY_SOURCES 1230 * 1231 * Do not add default entropy sources. These are the platform specific, 1232 * mbedtls_timing_hardclock and HAVEGE based poll functions. 1233 * 1234 * This is useful to have more control over the added entropy sources in an 1235 * application. 1236 * 1237 * Uncomment this macro to prevent loading of default entropy functions. 1238 */ 1239 // #define MBEDTLS_NO_DEFAULT_ENTROPY_SOURCES 1240 1241 /** 1242 * \def MBEDTLS_NO_PLATFORM_ENTROPY 1243 * 1244 * Do not use built-in platform entropy functions. 1245 * This is useful if your platform does not support 1246 * standards like the /dev/urandom or Windows CryptoAPI. 1247 * 1248 * Uncomment this macro to disable the built-in platform entropy functions. 1249 */ 1250 #define MBEDTLS_NO_PLATFORM_ENTROPY 1251 1252 /** 1253 * \def MBEDTLS_ENTROPY_FORCE_SHA256 1254 * 1255 * Force the entropy accumulator to use a SHA-256 accumulator instead of the 1256 * default SHA-512 based one (if both are available). 1257 * 1258 * Requires: MBEDTLS_SHA256_C 1259 * 1260 * On 32-bit systems SHA-256 can be much faster than SHA-512. Use this option 1261 * if you have performance concerns. 1262 * 1263 * This option is only useful if both MBEDTLS_SHA256_C and 1264 * MBEDTLS_SHA512_C are defined. Otherwise the available hash module is used. 1265 */ 1266 // #define MBEDTLS_ENTROPY_FORCE_SHA256 1267 1268 /** 1269 * \def MBEDTLS_ENTROPY_NV_SEED 1270 * 1271 * Enable the non-volatile (NV) seed file-based entropy source. 1272 * (Also enables the NV seed read/write functions in the platform layer) 1273 * 1274 * This is crucial (if not required) on systems that do not have a 1275 * cryptographic entropy source (in hardware or kernel) available. 1276 * 1277 * Requires: MBEDTLS_ENTROPY_C, MBEDTLS_PLATFORM_C 1278 * 1279 * \note The read/write functions that are used by the entropy source are 1280 * determined in the platform layer, and can be modified at runtime and/or 1281 * compile-time depending on the flags (MBEDTLS_PLATFORM_NV_SEED_*) used. 1282 * 1283 * \note If you use the default implementation functions that read a seedfile 1284 * with regular fopen(), please make sure you make a seedfile with the 1285 * proper name (defined in MBEDTLS_PLATFORM_STD_NV_SEED_FILE) and at 1286 * least MBEDTLS_ENTROPY_BLOCK_SIZE bytes in size that can be read from 1287 * and written to or you will get an entropy source error! The default 1288 * implementation will only use the first MBEDTLS_ENTROPY_BLOCK_SIZE 1289 * bytes from the file. 1290 * 1291 * \note The entropy collector will write to the seed file before entropy is 1292 * given to an external source, to update it. 1293 */ 1294 // #define MBEDTLS_ENTROPY_NV_SEED 1295 1296 /** 1297 * \def MBEDTLS_MEMORY_DEBUG 1298 * 1299 * Enable debugging of buffer allocator memory issues. Automatically prints 1300 * (to stderr) all (fatal) messages on memory allocation issues. Enables 1301 * function for 'debug output' of allocated memory. 1302 * 1303 * Requires: MBEDTLS_MEMORY_BUFFER_ALLOC_C 1304 * 1305 * Uncomment this macro to let the buffer allocator print out error messages. 1306 */ 1307 // #define MBEDTLS_MEMORY_DEBUG 1308 1309 /** 1310 * \def MBEDTLS_MEMORY_BACKTRACE 1311 * 1312 * Include backtrace information with each allocated block. 1313 * 1314 * Requires: MBEDTLS_MEMORY_BUFFER_ALLOC_C 1315 * GLIBC-compatible backtrace() an backtrace_symbols() support 1316 * 1317 * Uncomment this macro to include backtrace information 1318 */ 1319 // #define MBEDTLS_MEMORY_BACKTRACE 1320 1321 /** 1322 * \def MBEDTLS_PK_RSA_ALT_SUPPORT 1323 * 1324 * Support external private RSA keys (eg from a HSM) in the PK layer. 1325 * 1326 * Comment this macro to disable support for external private RSA keys. 1327 */ 1328 #define MBEDTLS_PK_RSA_ALT_SUPPORT 1329 1330 /** 1331 * \def MBEDTLS_PKCS1_V15 1332 * 1333 * Enable support for PKCS#1 v1.5 encoding. 1334 * 1335 * Requires: MBEDTLS_RSA_C 1336 * 1337 * This enables support for PKCS#1 v1.5 operations. 1338 */ 1339 #define MBEDTLS_PKCS1_V15 1340 1341 /** 1342 * \def MBEDTLS_PKCS1_V21 1343 * 1344 * Enable support for PKCS#1 v2.1 encoding. 1345 * 1346 * Requires: MBEDTLS_MD_C, MBEDTLS_RSA_C 1347 * 1348 * This enables support for RSAES-OAEP and RSASSA-PSS operations. 1349 */ 1350 #define MBEDTLS_PKCS1_V21 1351 1352 /** 1353 * \def MBEDTLS_RSA_NO_CRT 1354 * 1355 * Do not use the Chinese Remainder Theorem 1356 * for the RSA private operation. 1357 * 1358 * Uncomment this macro to disable the use of CRT in RSA. 1359 * 1360 */ 1361 // #define MBEDTLS_RSA_NO_CRT 1362 1363 /** 1364 * \def MBEDTLS_SELF_TEST 1365 * 1366 * Enable the checkup functions (*_self_test). 1367 */ 1368 // #define MBEDTLS_SELF_TEST 1369 1370 /** 1371 * \def MBEDTLS_SHA256_SMALLER 1372 * 1373 * Enable an implementation of SHA-256 that has lower ROM footprint but also 1374 * lower performance. 1375 * 1376 * The default implementation is meant to be a reasonnable compromise between 1377 * performance and size. This version optimizes more aggressively for size at 1378 * the expense of performance. Eg on Cortex-M4 it reduces the size of 1379 * mbedtls_sha256_process() from ~2KB to ~0.5KB for a performance hit of about 1380 * 30%. 1381 * 1382 * Uncomment to enable the smaller implementation of SHA256. 1383 */ 1384 // #define MBEDTLS_SHA256_SMALLER 1385 1386 /** 1387 * \def MBEDTLS_SSL_ALL_ALERT_MESSAGES 1388 * 1389 * Enable sending of alert messages in case of encountered errors as per RFC. 1390 * If you choose not to send the alert messages, mbed TLS can still communicate 1391 * with other servers, only debugging of failures is harder. 1392 * 1393 * The advantage of not sending alert messages, is that no information is given 1394 * about reasons for failures thus preventing adversaries of gaining intel. 1395 * 1396 * Enable sending of all alert messages 1397 */ 1398 #define MBEDTLS_SSL_ALL_ALERT_MESSAGES 1399 1400 /** 1401 * \def MBEDTLS_SSL_ASYNC_PRIVATE 1402 * 1403 * Enable asynchronous external private key operations in SSL. This allows 1404 * you to configure an SSL connection to call an external cryptographic 1405 * module to perform private key operations instead of performing the 1406 * operation inside the library. 1407 * 1408 */ 1409 // #define MBEDTLS_SSL_ASYNC_PRIVATE 1410 1411 /** 1412 * \def MBEDTLS_SSL_DEBUG_ALL 1413 * 1414 * Enable the debug messages in SSL module for all issues. 1415 * Debug messages have been disabled in some places to prevent timing 1416 * attacks due to (unbalanced) debugging function calls. 1417 * 1418 * If you need all error reporting you should enable this during debugging, 1419 * but remove this for production servers that should log as well. 1420 * 1421 * Uncomment this macro to report all debug messages on errors introducing 1422 * a timing side-channel. 1423 * 1424 */ 1425 // #define MBEDTLS_SSL_DEBUG_ALL 1426 1427 /** \def MBEDTLS_SSL_ENCRYPT_THEN_MAC 1428 * 1429 * Enable support for Encrypt-then-MAC, RFC 7366. 1430 * 1431 * This allows peers that both support it to use a more robust protection for 1432 * ciphersuites using CBC, providing deep resistance against timing attacks 1433 * on the padding or underlying cipher. 1434 * 1435 * This only affects CBC ciphersuites, and is useless if none is defined. 1436 * 1437 * Requires: MBEDTLS_SSL_PROTO_TLS1 or 1438 * MBEDTLS_SSL_PROTO_TLS1_1 or 1439 * MBEDTLS_SSL_PROTO_TLS1_2 1440 * 1441 * Comment this macro to disable support for Encrypt-then-MAC 1442 */ 1443 #define MBEDTLS_SSL_ENCRYPT_THEN_MAC 1444 1445 /** \def MBEDTLS_SSL_EXTENDED_MASTER_SECRET 1446 * 1447 * Enable support for Extended Master Secret, aka Session Hash 1448 * (draft-ietf-tls-session-hash-02). 1449 * 1450 * This was introduced as "the proper fix" to the Triple Handshake familiy of 1451 * attacks, but it is recommended to always use it (even if you disable 1452 * renegotiation), since it actually fixes a more fundamental issue in the 1453 * original SSL/TLS design, and has implications beyond Triple Handshake. 1454 * 1455 * Requires: MBEDTLS_SSL_PROTO_TLS1 or 1456 * MBEDTLS_SSL_PROTO_TLS1_1 or 1457 * MBEDTLS_SSL_PROTO_TLS1_2 1458 * 1459 * Comment this macro to disable support for Extended Master Secret. 1460 */ 1461 #define MBEDTLS_SSL_EXTENDED_MASTER_SECRET 1462 1463 /** 1464 * \def MBEDTLS_SSL_FALLBACK_SCSV 1465 * 1466 * Enable support for FALLBACK_SCSV (draft-ietf-tls-downgrade-scsv-00). 1467 * 1468 * For servers, it is recommended to always enable this, unless you support 1469 * only one version of TLS, or know for sure that none of your clients 1470 * implements a fallback strategy. 1471 * 1472 * For clients, you only need this if you're using a fallback strategy, which 1473 * is not recommended in the first place, unless you absolutely need it to 1474 * interoperate with buggy (version-intolerant) servers. 1475 * 1476 * Comment this macro to disable support for FALLBACK_SCSV 1477 */ 1478 #define MBEDTLS_SSL_FALLBACK_SCSV 1479 1480 /** 1481 * \def MBEDTLS_SSL_HW_RECORD_ACCEL 1482 * 1483 * Enable hooking functions in SSL module for hardware acceleration of 1484 * individual records. 1485 * 1486 * Uncomment this macro to enable hooking functions. 1487 */ 1488 // #define MBEDTLS_SSL_HW_RECORD_ACCEL 1489 1490 /** 1491 * \def MBEDTLS_SSL_CBC_RECORD_SPLITTING 1492 * 1493 * Enable 1/n-1 record splitting for CBC mode in SSLv3 and TLS 1.0. 1494 * 1495 * This is a countermeasure to the BEAST attack, which also minimizes the risk 1496 * of interoperability issues compared to sending 0-length records. 1497 * 1498 * Comment this macro to disable 1/n-1 record splitting. 1499 */ 1500 #define MBEDTLS_SSL_CBC_RECORD_SPLITTING 1501 1502 /** 1503 * \def MBEDTLS_SSL_RENEGOTIATION 1504 * 1505 * Enable support for TLS renegotiation. 1506 * 1507 * The two main uses of renegotiation are (1) refresh keys on long-lived 1508 * connections and (2) client authentication after the initial handshake. 1509 * If you don't need renegotiation, it's probably better to disable it, since 1510 * it has been associated with security issues in the past and is easy to 1511 * misuse/misunderstand. 1512 * 1513 * Comment this to disable support for renegotiation. 1514 * 1515 * \note Even if this option is disabled, both client and server are aware 1516 * of the Renegotiation Indication Extension (RFC 5746) used to 1517 * prevent the SSL renegotiation attack (see RFC 5746 Sect. 1). 1518 * (See \c mbedtls_ssl_conf_legacy_renegotiation for the 1519 * configuration of this extension). 1520 * 1521 */ 1522 #define MBEDTLS_SSL_RENEGOTIATION 1523 1524 /** 1525 * \def MBEDTLS_SSL_SRV_SUPPORT_SSLV2_CLIENT_HELLO 1526 * 1527 * Enable support for receiving and parsing SSLv2 Client Hello messages for the 1528 * SSL Server module (MBEDTLS_SSL_SRV_C). 1529 * 1530 * Uncomment this macro to enable support for SSLv2 Client Hello messages. 1531 */ 1532 // #define MBEDTLS_SSL_SRV_SUPPORT_SSLV2_CLIENT_HELLO 1533 1534 /** 1535 * \def MBEDTLS_SSL_SRV_RESPECT_CLIENT_PREFERENCE 1536 * 1537 * Pick the ciphersuite according to the client's preferences rather than ours 1538 * in the SSL Server module (MBEDTLS_SSL_SRV_C). 1539 * 1540 * Uncomment this macro to respect client's ciphersuite order 1541 */ 1542 // #define MBEDTLS_SSL_SRV_RESPECT_CLIENT_PREFERENCE 1543 1544 /** 1545 * \def MBEDTLS_SSL_MAX_FRAGMENT_LENGTH 1546 * 1547 * Enable support for RFC 6066 max_fragment_length extension in SSL. 1548 * 1549 * Comment this macro to disable support for the max_fragment_length extension 1550 */ 1551 #define MBEDTLS_SSL_MAX_FRAGMENT_LENGTH 1552 1553 /** 1554 * \def MBEDTLS_SSL_PROTO_SSL3 1555 * 1556 * Enable support for SSL 3.0. 1557 * 1558 * Requires: MBEDTLS_MD5_C 1559 * MBEDTLS_SHA1_C 1560 * 1561 * Comment this macro to disable support for SSL 3.0 1562 */ 1563 // #define MBEDTLS_SSL_PROTO_SSL3 1564 1565 /** 1566 * \def MBEDTLS_SSL_PROTO_TLS1 1567 * 1568 * Enable support for TLS 1.0. 1569 * 1570 * Requires: MBEDTLS_MD5_C 1571 * MBEDTLS_SHA1_C 1572 * 1573 * Comment this macro to disable support for TLS 1.0 1574 */ 1575 #define MBEDTLS_SSL_PROTO_TLS1 1576 1577 /** 1578 * \def MBEDTLS_SSL_PROTO_TLS1_1 1579 * 1580 * Enable support for TLS 1.1 (and DTLS 1.0 if DTLS is enabled). 1581 * 1582 * Requires: MBEDTLS_MD5_C 1583 * MBEDTLS_SHA1_C 1584 * 1585 * Comment this macro to disable support for TLS 1.1 / DTLS 1.0 1586 */ 1587 #define MBEDTLS_SSL_PROTO_TLS1_1 1588 1589 /** 1590 * \def MBEDTLS_SSL_PROTO_TLS1_2 1591 * 1592 * Enable support for TLS 1.2 (and DTLS 1.2 if DTLS is enabled). 1593 * 1594 * Requires: MBEDTLS_SHA1_C or MBEDTLS_SHA256_C or MBEDTLS_SHA512_C 1595 * (Depends on ciphersuites) 1596 * 1597 * Comment this macro to disable support for TLS 1.2 / DTLS 1.2 1598 */ 1599 #define MBEDTLS_SSL_PROTO_TLS1_2 1600 1601 /** 1602 * \def MBEDTLS_SSL_PROTO_DTLS 1603 * 1604 * Enable support for DTLS (all available versions). 1605 * 1606 * Enable this and MBEDTLS_SSL_PROTO_TLS1_1 to enable DTLS 1.0, 1607 * and/or this and MBEDTLS_SSL_PROTO_TLS1_2 to enable DTLS 1.2. 1608 * 1609 * Requires: MBEDTLS_SSL_PROTO_TLS1_1 1610 * or MBEDTLS_SSL_PROTO_TLS1_2 1611 * 1612 * Comment this macro to disable support for DTLS 1613 */ 1614 // #define MBEDTLS_SSL_PROTO_DTLS 1615 1616 /** 1617 * \def MBEDTLS_SSL_ALPN 1618 * 1619 * Enable support for RFC 7301 Application Layer Protocol Negotiation. 1620 * 1621 * Comment this macro to disable support for ALPN. 1622 */ 1623 // #define MBEDTLS_SSL_ALPN 1624 1625 /** 1626 * \def MBEDTLS_SSL_DTLS_ANTI_REPLAY 1627 * 1628 * Enable support for the anti-replay mechanism in DTLS. 1629 * 1630 * Requires: MBEDTLS_SSL_TLS_C 1631 * MBEDTLS_SSL_PROTO_DTLS 1632 * 1633 * \warning Disabling this is often a security risk! 1634 * See mbedtls_ssl_conf_dtls_anti_replay() for details. 1635 * 1636 * Comment this to disable anti-replay in DTLS. 1637 */ 1638 // #define MBEDTLS_SSL_DTLS_ANTI_REPLAY 1639 1640 /** 1641 * \def MBEDTLS_SSL_DTLS_HELLO_VERIFY 1642 * 1643 * Enable support for HelloVerifyRequest on DTLS servers. 1644 * 1645 * This feature is highly recommended to prevent DTLS servers being used as 1646 * amplifiers in DoS attacks against other hosts. It should always be enabled 1647 * unless you know for sure amplification cannot be a problem in the 1648 * environment in which your server operates. 1649 * 1650 * \warning Disabling this can ba a security risk! (see above) 1651 * 1652 * Requires: MBEDTLS_SSL_PROTO_DTLS 1653 * 1654 * Comment this to disable support for HelloVerifyRequest. 1655 */ 1656 // #define MBEDTLS_SSL_DTLS_HELLO_VERIFY 1657 1658 /** 1659 * \def MBEDTLS_SSL_DTLS_CLIENT_PORT_REUSE 1660 * 1661 * Enable server-side support for clients that reconnect from the same port. 1662 * 1663 * Some clients unexpectedly close the connection and try to reconnect using the 1664 * same source port. This needs special support from the server to handle the 1665 * new connection securely, as described in section 4.2.8 of RFC 6347. This 1666 * flag enables that support. 1667 * 1668 * Requires: MBEDTLS_SSL_DTLS_HELLO_VERIFY 1669 * 1670 * Comment this to disable support for clients reusing the source port. 1671 */ 1672 // #define MBEDTLS_SSL_DTLS_CLIENT_PORT_REUSE 1673 1674 /** 1675 * \def MBEDTLS_SSL_DTLS_BADMAC_LIMIT 1676 * 1677 * Enable support for a limit of records with bad MAC. 1678 * 1679 * See mbedtls_ssl_conf_dtls_badmac_limit(). 1680 * 1681 * Requires: MBEDTLS_SSL_PROTO_DTLS 1682 */ 1683 // #define MBEDTLS_SSL_DTLS_BADMAC_LIMIT 1684 1685 /** 1686 * \def MBEDTLS_SSL_SESSION_TICKETS 1687 * 1688 * Enable support for RFC 5077 session tickets in SSL. 1689 * Client-side, provides full support for session tickets (maintenance of a 1690 * session store remains the responsibility of the application, though). 1691 * Server-side, you also need to provide callbacks for writing and parsing 1692 * tickets, including authenticated encryption and key management. Example 1693 * callbacks are provided by MBEDTLS_SSL_TICKET_C. 1694 * 1695 * Comment this macro to disable support for SSL session tickets 1696 */ 1697 #define MBEDTLS_SSL_SESSION_TICKETS 1698 1699 /** 1700 * \def MBEDTLS_SSL_EXPORT_KEYS 1701 * 1702 * Enable support for exporting key block and master secret. 1703 * This is required for certain users of TLS, e.g. EAP-TLS. 1704 * 1705 * Comment this macro to disable support for key export 1706 */ 1707 #define MBEDTLS_SSL_EXPORT_KEYS 1708 1709 /** 1710 * \def MBEDTLS_SSL_SERVER_NAME_INDICATION 1711 * 1712 * Enable support for RFC 6066 server name indication (SNI) in SSL. 1713 * 1714 * Requires: MBEDTLS_X509_CRT_PARSE_C 1715 * 1716 * Comment this macro to disable support for server name indication in SSL 1717 */ 1718 #define MBEDTLS_SSL_SERVER_NAME_INDICATION 1719 1720 /** 1721 * \def MBEDTLS_SSL_TRUNCATED_HMAC 1722 * 1723 * Enable support for RFC 6066 truncated HMAC in SSL. 1724 * 1725 * Comment this macro to disable support for truncated HMAC in SSL 1726 */ 1727 #define MBEDTLS_SSL_TRUNCATED_HMAC 1728 1729 /** 1730 * \def MBEDTLS_SSL_TRUNCATED_HMAC_COMPAT 1731 * 1732 * Fallback to old (pre-2.7), non-conforming implementation of the truncated 1733 * HMAC extension which also truncates the HMAC key. Note that this option is 1734 * only meant for a transitory upgrade period and is likely to be removed in 1735 * a future version of the library. 1736 * 1737 * \warning The old implementation is non-compliant and has a security weakness 1738 * (2^80 brute force attack on the HMAC key used for a single, 1739 * uninterrupted connection). This should only be enabled temporarily 1740 * when (1) the use of truncated HMAC is essential in order to save 1741 * bandwidth, and (2) the peer is an Mbed TLS stack that doesn't use 1742 * the fixed implementation yet (pre-2.7). 1743 * 1744 * \deprecated This option is deprecated and will likely be removed in a 1745 * future version of Mbed TLS. 1746 * 1747 * Uncomment to fallback to old, non-compliant truncated HMAC implementation. 1748 * 1749 * Requires: MBEDTLS_SSL_TRUNCATED_HMAC 1750 */ 1751 // #define MBEDTLS_SSL_TRUNCATED_HMAC_COMPAT 1752 1753 /** 1754 * \def MBEDTLS_THREADING_ALT 1755 * 1756 * Provide your own alternate threading implementation. 1757 * 1758 * Requires: MBEDTLS_THREADING_C 1759 * 1760 * Uncomment this to allow your own alternate threading implementation. 1761 */ 1762 // #define MBEDTLS_THREADING_ALT 1763 1764 /** 1765 * \def MBEDTLS_THREADING_PTHREAD 1766 * 1767 * Enable the pthread wrapper layer for the threading layer. 1768 * 1769 * Requires: MBEDTLS_THREADING_C 1770 * 1771 * Uncomment this to enable pthread mutexes. 1772 */ 1773 // #define MBEDTLS_THREADING_PTHREAD 1774 1775 /** 1776 * \def MBEDTLS_VERSION_FEATURES 1777 * 1778 * Allow run-time checking of compile-time enabled features. Thus allowing users 1779 * to check at run-time if the library is for instance compiled with threading 1780 * support via mbedtls_version_check_feature(). 1781 * 1782 * Requires: MBEDTLS_VERSION_C 1783 * 1784 * Comment this to disable run-time checking and save ROM space 1785 */ 1786 // #define MBEDTLS_VERSION_FEATURES 1787 1788 /** 1789 * \def MBEDTLS_X509_ALLOW_EXTENSIONS_NON_V3 1790 * 1791 * If set, the X509 parser will not break-off when parsing an X509 certificate 1792 * and encountering an extension in a v1 or v2 certificate. 1793 * 1794 * Uncomment to prevent an error. 1795 */ 1796 // #define MBEDTLS_X509_ALLOW_EXTENSIONS_NON_V3 1797 1798 /** 1799 * \def MBEDTLS_X509_ALLOW_UNSUPPORTED_CRITICAL_EXTENSION 1800 * 1801 * If set, the X509 parser will not break-off when parsing an X509 certificate 1802 * and encountering an unknown critical extension. 1803 * 1804 * \warning Depending on your PKI use, enabling this can be a security risk! 1805 * 1806 * Uncomment to prevent an error. 1807 */ 1808 // #define MBEDTLS_X509_ALLOW_UNSUPPORTED_CRITICAL_EXTENSION 1809 1810 /** 1811 * \def MBEDTLS_X509_CHECK_KEY_USAGE 1812 * 1813 * Enable verification of the keyUsage extension (CA and leaf certificates). 1814 * 1815 * Disabling this avoids problems with mis-issued and/or misused 1816 * (intermediate) CA and leaf certificates. 1817 * 1818 * \warning Depending on your PKI use, disabling this can be a security risk! 1819 * 1820 * Comment to skip keyUsage checking for both CA and leaf certificates. 1821 */ 1822 // #define MBEDTLS_X509_CHECK_KEY_USAGE 1823 1824 /** 1825 * \def MBEDTLS_X509_CHECK_EXTENDED_KEY_USAGE 1826 * 1827 * Enable verification of the extendedKeyUsage extension (leaf certificates). 1828 * 1829 * Disabling this avoids problems with mis-issued and/or misused certificates. 1830 * 1831 * \warning Depending on your PKI use, disabling this can be a security risk! 1832 * 1833 * Comment to skip extendedKeyUsage checking for certificates. 1834 */ 1835 // #define MBEDTLS_X509_CHECK_EXTENDED_KEY_USAGE 1836 1837 /** 1838 * \def MBEDTLS_X509_RSASSA_PSS_SUPPORT 1839 * 1840 * Enable parsing and verification of X.509 certificates, CRLs and CSRS 1841 * signed with RSASSA-PSS (aka PKCS#1 v2.1). 1842 * 1843 * Comment this macro to disallow using RSASSA-PSS in certificates. 1844 */ 1845 // #define MBEDTLS_X509_RSASSA_PSS_SUPPORT 1846 1847 /** 1848 * \def MBEDTLS_ZLIB_SUPPORT 1849 * 1850 * If set, the SSL/TLS module uses ZLIB to support compression and 1851 * decompression of packet data. 1852 * 1853 * \warning TLS-level compression MAY REDUCE SECURITY! See for example the 1854 * CRIME attack. Before enabling this option, you should examine with care if 1855 * CRIME or similar exploits may be applicable to your use case. 1856 * 1857 * \note Currently compression can't be used with DTLS. 1858 * 1859 * \deprecated This feature is deprecated and will be removed 1860 * in the next major revision of the library. 1861 * 1862 * Used in: library/ssl_tls.c 1863 * library/ssl_cli.c 1864 * library/ssl_srv.c 1865 * 1866 * This feature requires zlib library and headers to be present. 1867 * 1868 * Uncomment to enable use of ZLIB 1869 */ 1870 // #define MBEDTLS_ZLIB_SUPPORT 1871 /* \} name SECTION: mbed TLS feature support */ 1872 1873 /** 1874 * \name SECTION: mbed TLS modules 1875 * 1876 * This section enables or disables entire modules in mbed TLS 1877 * \{ 1878 */ 1879 1880 /** 1881 * \def MBEDTLS_AESNI_C 1882 * 1883 * Enable AES-NI support on x86-64. 1884 * 1885 * Module: library/aesni.c 1886 * Caller: library/aes.c 1887 * 1888 * Requires: MBEDTLS_HAVE_ASM 1889 * 1890 * This modules adds support for the AES-NI instructions on x86-64 1891 */ 1892 // #define MBEDTLS_AESNI_C 1893 1894 /** 1895 * \def MBEDTLS_AES_C 1896 * 1897 * Enable the AES block cipher. 1898 * 1899 * Module: library/aes.c 1900 * Caller: library/cipher.c 1901 * library/pem.c 1902 * library/ctr_drbg.c 1903 * 1904 * This module enables the following ciphersuites (if other requisites are 1905 * enabled as well): 1906 * MBEDTLS_TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA 1907 * MBEDTLS_TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA 1908 * MBEDTLS_TLS_ECDH_RSA_WITH_AES_128_CBC_SHA 1909 * MBEDTLS_TLS_ECDH_RSA_WITH_AES_256_CBC_SHA 1910 * MBEDTLS_TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA256 1911 * MBEDTLS_TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA384 1912 * MBEDTLS_TLS_ECDH_RSA_WITH_AES_128_CBC_SHA256 1913 * MBEDTLS_TLS_ECDH_RSA_WITH_AES_256_CBC_SHA384 1914 * MBEDTLS_TLS_ECDH_ECDSA_WITH_AES_128_GCM_SHA256 1915 * MBEDTLS_TLS_ECDH_ECDSA_WITH_AES_256_GCM_SHA384 1916 * MBEDTLS_TLS_ECDH_RSA_WITH_AES_128_GCM_SHA256 1917 * MBEDTLS_TLS_ECDH_RSA_WITH_AES_256_GCM_SHA384 1918 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384 1919 * MBEDTLS_TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 1920 * MBEDTLS_TLS_DHE_RSA_WITH_AES_256_GCM_SHA384 1921 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA384 1922 * MBEDTLS_TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384 1923 * MBEDTLS_TLS_DHE_RSA_WITH_AES_256_CBC_SHA256 1924 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA 1925 * MBEDTLS_TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA 1926 * MBEDTLS_TLS_DHE_RSA_WITH_AES_256_CBC_SHA 1927 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256 1928 * MBEDTLS_TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256 1929 * MBEDTLS_TLS_DHE_RSA_WITH_AES_128_GCM_SHA256 1930 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA256 1931 * MBEDTLS_TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256 1932 * MBEDTLS_TLS_DHE_RSA_WITH_AES_128_CBC_SHA256 1933 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA 1934 * MBEDTLS_TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA 1935 * MBEDTLS_TLS_DHE_RSA_WITH_AES_128_CBC_SHA 1936 * MBEDTLS_TLS_DHE_PSK_WITH_AES_256_GCM_SHA384 1937 * MBEDTLS_TLS_ECDHE_PSK_WITH_AES_256_CBC_SHA384 1938 * MBEDTLS_TLS_DHE_PSK_WITH_AES_256_CBC_SHA384 1939 * MBEDTLS_TLS_ECDHE_PSK_WITH_AES_256_CBC_SHA 1940 * MBEDTLS_TLS_DHE_PSK_WITH_AES_256_CBC_SHA 1941 * MBEDTLS_TLS_DHE_PSK_WITH_AES_128_GCM_SHA256 1942 * MBEDTLS_TLS_ECDHE_PSK_WITH_AES_128_CBC_SHA256 1943 * MBEDTLS_TLS_DHE_PSK_WITH_AES_128_CBC_SHA256 1944 * MBEDTLS_TLS_ECDHE_PSK_WITH_AES_128_CBC_SHA 1945 * MBEDTLS_TLS_DHE_PSK_WITH_AES_128_CBC_SHA 1946 * MBEDTLS_TLS_RSA_WITH_AES_256_GCM_SHA384 1947 * MBEDTLS_TLS_RSA_WITH_AES_256_CBC_SHA256 1948 * MBEDTLS_TLS_RSA_WITH_AES_256_CBC_SHA 1949 * MBEDTLS_TLS_RSA_WITH_AES_128_GCM_SHA256 1950 * MBEDTLS_TLS_RSA_WITH_AES_128_CBC_SHA256 1951 * MBEDTLS_TLS_RSA_WITH_AES_128_CBC_SHA 1952 * MBEDTLS_TLS_RSA_PSK_WITH_AES_256_GCM_SHA384 1953 * MBEDTLS_TLS_RSA_PSK_WITH_AES_256_CBC_SHA384 1954 * MBEDTLS_TLS_RSA_PSK_WITH_AES_256_CBC_SHA 1955 * MBEDTLS_TLS_RSA_PSK_WITH_AES_128_GCM_SHA256 1956 * MBEDTLS_TLS_RSA_PSK_WITH_AES_128_CBC_SHA256 1957 * MBEDTLS_TLS_RSA_PSK_WITH_AES_128_CBC_SHA 1958 * MBEDTLS_TLS_PSK_WITH_AES_256_GCM_SHA384 1959 * MBEDTLS_TLS_PSK_WITH_AES_256_CBC_SHA384 1960 * MBEDTLS_TLS_PSK_WITH_AES_256_CBC_SHA 1961 * MBEDTLS_TLS_PSK_WITH_AES_128_GCM_SHA256 1962 * MBEDTLS_TLS_PSK_WITH_AES_128_CBC_SHA256 1963 * MBEDTLS_TLS_PSK_WITH_AES_128_CBC_SHA 1964 * 1965 * PEM_PARSE uses AES for decrypting encrypted keys. 1966 */ 1967 #define MBEDTLS_AES_C 1968 1969 /** 1970 * \def MBEDTLS_ARC4_C 1971 * 1972 * Enable the ARCFOUR stream cipher. 1973 * 1974 * Module: library/arc4.c 1975 * Caller: library/cipher.c 1976 * 1977 * This module enables the following ciphersuites (if other requisites are 1978 * enabled as well): 1979 * MBEDTLS_TLS_ECDH_ECDSA_WITH_RC4_128_SHA 1980 * MBEDTLS_TLS_ECDH_RSA_WITH_RC4_128_SHA 1981 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_RC4_128_SHA 1982 * MBEDTLS_TLS_ECDHE_RSA_WITH_RC4_128_SHA 1983 * MBEDTLS_TLS_ECDHE_PSK_WITH_RC4_128_SHA 1984 * MBEDTLS_TLS_DHE_PSK_WITH_RC4_128_SHA 1985 * MBEDTLS_TLS_RSA_WITH_RC4_128_SHA 1986 * MBEDTLS_TLS_RSA_WITH_RC4_128_MD5 1987 * MBEDTLS_TLS_RSA_PSK_WITH_RC4_128_SHA 1988 * MBEDTLS_TLS_PSK_WITH_RC4_128_SHA 1989 * 1990 * \warning ARC4 is considered a weak cipher and its use constitutes a 1991 * security risk. If possible, we recommend avoidng dependencies on 1992 * it, and considering stronger ciphers instead. 1993 * 1994 */ 1995 #define MBEDTLS_ARC4_C 1996 1997 /** 1998 * \def MBEDTLS_ASN1_PARSE_C 1999 * 2000 * Enable the generic ASN1 parser. 2001 * 2002 * Module: library/asn1.c 2003 * Caller: library/x509.c 2004 * library/dhm.c 2005 * library/pkcs12.c 2006 * library/pkcs5.c 2007 * library/pkparse.c 2008 */ 2009 #define MBEDTLS_ASN1_PARSE_C 2010 2011 /** 2012 * \def MBEDTLS_ASN1_WRITE_C 2013 * 2014 * Enable the generic ASN1 writer. 2015 * 2016 * Module: library/asn1write.c 2017 * Caller: library/ecdsa.c 2018 * library/pkwrite.c 2019 * library/x509_create.c 2020 * library/x509write_crt.c 2021 * library/x509write_csr.c 2022 */ 2023 #define MBEDTLS_ASN1_WRITE_C 2024 2025 /** 2026 * \def MBEDTLS_BASE64_C 2027 * 2028 * Enable the Base64 module. 2029 * 2030 * Module: library/base64.c 2031 * Caller: library/pem.c 2032 * 2033 * This module is required for PEM support (required by X.509). 2034 */ 2035 #define MBEDTLS_BASE64_C 2036 2037 /** 2038 * \def MBEDTLS_BIGNUM_C 2039 * 2040 * Enable the multi-precision integer library. 2041 * 2042 * Module: library/bignum.c 2043 * Caller: library/dhm.c 2044 * library/ecp.c 2045 * library/ecdsa.c 2046 * library/rsa.c 2047 * library/rsa_internal.c 2048 * library/ssl_tls.c 2049 * 2050 * This module is required for RSA, DHM and ECC (ECDH, ECDSA) support. 2051 */ 2052 #define MBEDTLS_BIGNUM_C 2053 2054 /** 2055 * \def MBEDTLS_BLOWFISH_C 2056 * 2057 * Enable the Blowfish block cipher. 2058 * 2059 * Module: library/blowfish.c 2060 */ 2061 // #define MBEDTLS_BLOWFISH_C 2062 2063 /** 2064 * \def MBEDTLS_CAMELLIA_C 2065 * 2066 * Enable the Camellia block cipher. 2067 * 2068 * Module: library/camellia.c 2069 * Caller: library/cipher.c 2070 * 2071 * This module enables the following ciphersuites (if other requisites are 2072 * enabled as well): 2073 * MBEDTLS_TLS_ECDH_ECDSA_WITH_CAMELLIA_128_CBC_SHA256 2074 * MBEDTLS_TLS_ECDH_ECDSA_WITH_CAMELLIA_256_CBC_SHA384 2075 * MBEDTLS_TLS_ECDH_RSA_WITH_CAMELLIA_128_CBC_SHA256 2076 * MBEDTLS_TLS_ECDH_RSA_WITH_CAMELLIA_256_CBC_SHA384 2077 * MBEDTLS_TLS_ECDH_ECDSA_WITH_CAMELLIA_128_GCM_SHA256 2078 * MBEDTLS_TLS_ECDH_ECDSA_WITH_CAMELLIA_256_GCM_SHA384 2079 * MBEDTLS_TLS_ECDH_RSA_WITH_CAMELLIA_128_GCM_SHA256 2080 * MBEDTLS_TLS_ECDH_RSA_WITH_CAMELLIA_256_GCM_SHA384 2081 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_CAMELLIA_256_GCM_SHA384 2082 * MBEDTLS_TLS_ECDHE_RSA_WITH_CAMELLIA_256_GCM_SHA384 2083 * MBEDTLS_TLS_DHE_RSA_WITH_CAMELLIA_256_GCM_SHA384 2084 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_CAMELLIA_256_CBC_SHA384 2085 * MBEDTLS_TLS_ECDHE_RSA_WITH_CAMELLIA_256_CBC_SHA384 2086 * MBEDTLS_TLS_DHE_RSA_WITH_CAMELLIA_256_CBC_SHA256 2087 * MBEDTLS_TLS_DHE_RSA_WITH_CAMELLIA_256_CBC_SHA 2088 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_CAMELLIA_128_GCM_SHA256 2089 * MBEDTLS_TLS_ECDHE_RSA_WITH_CAMELLIA_128_GCM_SHA256 2090 * MBEDTLS_TLS_DHE_RSA_WITH_CAMELLIA_128_GCM_SHA256 2091 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_CAMELLIA_128_CBC_SHA256 2092 * MBEDTLS_TLS_ECDHE_RSA_WITH_CAMELLIA_128_CBC_SHA256 2093 * MBEDTLS_TLS_DHE_RSA_WITH_CAMELLIA_128_CBC_SHA256 2094 * MBEDTLS_TLS_DHE_RSA_WITH_CAMELLIA_128_CBC_SHA 2095 * MBEDTLS_TLS_DHE_PSK_WITH_CAMELLIA_256_GCM_SHA384 2096 * MBEDTLS_TLS_ECDHE_PSK_WITH_CAMELLIA_256_CBC_SHA384 2097 * MBEDTLS_TLS_DHE_PSK_WITH_CAMELLIA_256_CBC_SHA384 2098 * MBEDTLS_TLS_DHE_PSK_WITH_CAMELLIA_128_GCM_SHA256 2099 * MBEDTLS_TLS_DHE_PSK_WITH_CAMELLIA_128_CBC_SHA256 2100 * MBEDTLS_TLS_ECDHE_PSK_WITH_CAMELLIA_128_CBC_SHA256 2101 * MBEDTLS_TLS_RSA_WITH_CAMELLIA_256_GCM_SHA384 2102 * MBEDTLS_TLS_RSA_WITH_CAMELLIA_256_CBC_SHA256 2103 * MBEDTLS_TLS_RSA_WITH_CAMELLIA_256_CBC_SHA 2104 * MBEDTLS_TLS_RSA_WITH_CAMELLIA_128_GCM_SHA256 2105 * MBEDTLS_TLS_RSA_WITH_CAMELLIA_128_CBC_SHA256 2106 * MBEDTLS_TLS_RSA_WITH_CAMELLIA_128_CBC_SHA 2107 * MBEDTLS_TLS_RSA_PSK_WITH_CAMELLIA_256_GCM_SHA384 2108 * MBEDTLS_TLS_RSA_PSK_WITH_CAMELLIA_256_CBC_SHA384 2109 * MBEDTLS_TLS_RSA_PSK_WITH_CAMELLIA_128_GCM_SHA256 2110 * MBEDTLS_TLS_RSA_PSK_WITH_CAMELLIA_128_CBC_SHA256 2111 * MBEDTLS_TLS_PSK_WITH_CAMELLIA_256_GCM_SHA384 2112 * MBEDTLS_TLS_PSK_WITH_CAMELLIA_256_CBC_SHA384 2113 * MBEDTLS_TLS_PSK_WITH_CAMELLIA_128_GCM_SHA256 2114 * MBEDTLS_TLS_PSK_WITH_CAMELLIA_128_CBC_SHA256 2115 */ 2116 // #define MBEDTLS_CAMELLIA_C 2117 2118 /** 2119 * \def MBEDTLS_ARIA_C 2120 * 2121 * Enable the ARIA block cipher. 2122 * 2123 * Module: library/aria.c 2124 * Caller: library/cipher.c 2125 * 2126 * This module enables the following ciphersuites (if other requisites are 2127 * enabled as well): 2128 * 2129 * MBEDTLS_TLS_RSA_WITH_ARIA_128_CBC_SHA256 2130 * MBEDTLS_TLS_RSA_WITH_ARIA_256_CBC_SHA384 2131 * MBEDTLS_TLS_DHE_RSA_WITH_ARIA_128_CBC_SHA256 2132 * MBEDTLS_TLS_DHE_RSA_WITH_ARIA_256_CBC_SHA384 2133 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_ARIA_128_CBC_SHA256 2134 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_ARIA_256_CBC_SHA384 2135 * MBEDTLS_TLS_ECDH_ECDSA_WITH_ARIA_128_CBC_SHA256 2136 * MBEDTLS_TLS_ECDH_ECDSA_WITH_ARIA_256_CBC_SHA384 2137 * MBEDTLS_TLS_ECDHE_RSA_WITH_ARIA_128_CBC_SHA256 2138 * MBEDTLS_TLS_ECDHE_RSA_WITH_ARIA_256_CBC_SHA384 2139 * MBEDTLS_TLS_ECDH_RSA_WITH_ARIA_128_CBC_SHA256 2140 * MBEDTLS_TLS_ECDH_RSA_WITH_ARIA_256_CBC_SHA384 2141 * MBEDTLS_TLS_RSA_WITH_ARIA_128_GCM_SHA256 2142 * MBEDTLS_TLS_RSA_WITH_ARIA_256_GCM_SHA384 2143 * MBEDTLS_TLS_DHE_RSA_WITH_ARIA_128_GCM_SHA256 2144 * MBEDTLS_TLS_DHE_RSA_WITH_ARIA_256_GCM_SHA384 2145 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_ARIA_128_GCM_SHA256 2146 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_ARIA_256_GCM_SHA384 2147 * MBEDTLS_TLS_ECDH_ECDSA_WITH_ARIA_128_GCM_SHA256 2148 * MBEDTLS_TLS_ECDH_ECDSA_WITH_ARIA_256_GCM_SHA384 2149 * MBEDTLS_TLS_ECDHE_RSA_WITH_ARIA_128_GCM_SHA256 2150 * MBEDTLS_TLS_ECDHE_RSA_WITH_ARIA_256_GCM_SHA384 2151 * MBEDTLS_TLS_ECDH_RSA_WITH_ARIA_128_GCM_SHA256 2152 * MBEDTLS_TLS_ECDH_RSA_WITH_ARIA_256_GCM_SHA384 2153 * MBEDTLS_TLS_PSK_WITH_ARIA_128_CBC_SHA256 2154 * MBEDTLS_TLS_PSK_WITH_ARIA_256_CBC_SHA384 2155 * MBEDTLS_TLS_DHE_PSK_WITH_ARIA_128_CBC_SHA256 2156 * MBEDTLS_TLS_DHE_PSK_WITH_ARIA_256_CBC_SHA384 2157 * MBEDTLS_TLS_RSA_PSK_WITH_ARIA_128_CBC_SHA256 2158 * MBEDTLS_TLS_RSA_PSK_WITH_ARIA_256_CBC_SHA384 2159 * MBEDTLS_TLS_PSK_WITH_ARIA_128_GCM_SHA256 2160 * MBEDTLS_TLS_PSK_WITH_ARIA_256_GCM_SHA384 2161 * MBEDTLS_TLS_DHE_PSK_WITH_ARIA_128_GCM_SHA256 2162 * MBEDTLS_TLS_DHE_PSK_WITH_ARIA_256_GCM_SHA384 2163 * MBEDTLS_TLS_RSA_PSK_WITH_ARIA_128_GCM_SHA256 2164 * MBEDTLS_TLS_RSA_PSK_WITH_ARIA_256_GCM_SHA384 2165 * MBEDTLS_TLS_ECDHE_PSK_WITH_ARIA_128_CBC_SHA256 2166 * MBEDTLS_TLS_ECDHE_PSK_WITH_ARIA_256_CBC_SHA384 2167 */ 2168 // #define MBEDTLS_ARIA_C 2169 2170 /** 2171 * \def MBEDTLS_CCM_C 2172 * 2173 * Enable the Counter with CBC-MAC (CCM) mode for 128-bit block cipher. 2174 * 2175 * Module: library/ccm.c 2176 * 2177 * Requires: MBEDTLS_AES_C or MBEDTLS_CAMELLIA_C 2178 * 2179 * This module enables the AES-CCM ciphersuites, if other requisites are 2180 * enabled as well. 2181 */ 2182 // #define MBEDTLS_CCM_C 2183 2184 /** 2185 * \def MBEDTLS_CERTS_C 2186 * 2187 * Enable the test certificates. 2188 * 2189 * Module: library/certs.c 2190 * Caller: 2191 * 2192 * This module is used for testing (ssl_client/server). 2193 */ 2194 // #define MBEDTLS_CERTS_C 2195 2196 /** 2197 * \def MBEDTLS_CHACHA20_C 2198 * 2199 * Enable the ChaCha20 stream cipher. 2200 * 2201 * Module: library/chacha20.c 2202 */ 2203 #define MBEDTLS_CHACHA20_C 2204 2205 /** 2206 * \def MBEDTLS_CHACHAPOLY_C 2207 * 2208 * Enable the ChaCha20-Poly1305 AEAD algorithm. 2209 * 2210 * Module: library/chachapoly.c 2211 * 2212 * This module requires: MBEDTLS_CHACHA20_C, MBEDTLS_POLY1305_C 2213 */ 2214 #define MBEDTLS_CHACHAPOLY_C 2215 2216 /** 2217 * \def MBEDTLS_CIPHER_C 2218 * 2219 * Enable the generic cipher layer. 2220 * 2221 * Module: library/cipher.c 2222 * Caller: library/ssl_tls.c 2223 * 2224 * Uncomment to enable generic cipher wrappers. 2225 */ 2226 #define MBEDTLS_CIPHER_C 2227 2228 /** 2229 * \def MBEDTLS_CMAC_C 2230 * 2231 * Enable the CMAC (Cipher-based Message Authentication Code) mode for block 2232 * ciphers. 2233 * 2234 * Module: library/cmac.c 2235 * 2236 * Requires: MBEDTLS_AES_C or MBEDTLS_DES_C 2237 * 2238 */ 2239 // #define MBEDTLS_CMAC_C 2240 2241 /** 2242 * \def MBEDTLS_CTR_DRBG_C 2243 * 2244 * Enable the CTR_DRBG AES-based random generator. 2245 * The CTR_DRBG generator uses AES-256 by default. 2246 * To use AES-128 instead, enable \c MBEDTLS_CTR_DRBG_USE_128_BIT_KEY above. 2247 * 2248 * \note To achieve a 256-bit security strength with CTR_DRBG, 2249 * you must use AES-256 *and* use sufficient entropy. 2250 * See ctr_drbg.h for more details. 2251 * 2252 * Module: library/ctr_drbg.c 2253 * Caller: 2254 * 2255 * Requires: MBEDTLS_AES_C 2256 * 2257 * This module provides the CTR_DRBG AES random number generator. 2258 */ 2259 #define MBEDTLS_CTR_DRBG_C 2260 2261 /** 2262 * \def MBEDTLS_DEBUG_C 2263 * 2264 * Enable the debug functions. 2265 * 2266 * Module: library/debug.c 2267 * Caller: library/ssl_cli.c 2268 * library/ssl_srv.c 2269 * library/ssl_tls.c 2270 * 2271 * This module provides debugging functions. 2272 */ 2273 // #define MBEDTLS_DEBUG_C 2274 2275 /** 2276 * \def MBEDTLS_DES_C 2277 * 2278 * Enable the DES block cipher. 2279 * 2280 * Module: library/des.c 2281 * Caller: library/pem.c 2282 * library/cipher.c 2283 * 2284 * This module enables the following ciphersuites (if other requisites are 2285 * enabled as well): 2286 * MBEDTLS_TLS_ECDH_ECDSA_WITH_3DES_EDE_CBC_SHA 2287 * MBEDTLS_TLS_ECDH_RSA_WITH_3DES_EDE_CBC_SHA 2288 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_3DES_EDE_CBC_SHA 2289 * MBEDTLS_TLS_ECDHE_RSA_WITH_3DES_EDE_CBC_SHA 2290 * MBEDTLS_TLS_DHE_RSA_WITH_3DES_EDE_CBC_SHA 2291 * MBEDTLS_TLS_ECDHE_PSK_WITH_3DES_EDE_CBC_SHA 2292 * MBEDTLS_TLS_DHE_PSK_WITH_3DES_EDE_CBC_SHA 2293 * MBEDTLS_TLS_RSA_WITH_3DES_EDE_CBC_SHA 2294 * MBEDTLS_TLS_RSA_PSK_WITH_3DES_EDE_CBC_SHA 2295 * MBEDTLS_TLS_PSK_WITH_3DES_EDE_CBC_SHA 2296 * 2297 * PEM_PARSE uses DES/3DES for decrypting encrypted keys. 2298 * 2299 * \warning DES is considered a weak cipher and its use constitutes a 2300 * security risk. We recommend considering stronger ciphers instead. 2301 */ 2302 // #define MBEDTLS_DES_C 2303 2304 /** 2305 * \def MBEDTLS_DHM_C 2306 * 2307 * Enable the Diffie-Hellman-Merkle module. 2308 * 2309 * Module: library/dhm.c 2310 * Caller: library/ssl_cli.c 2311 * library/ssl_srv.c 2312 * 2313 * This module is used by the following key exchanges: 2314 * DHE-RSA, DHE-PSK 2315 * 2316 * \warning Using DHE constitutes a security risk as it 2317 * is not possible to validate custom DH parameters. 2318 * If possible, it is recommended users should consider 2319 * preferring other methods of key exchange. 2320 * See dhm.h for more details. 2321 * 2322 */ 2323 // #define MBEDTLS_DHM_C 2324 2325 /** 2326 * \def MBEDTLS_ECDH_C 2327 * 2328 * Enable the elliptic curve Diffie-Hellman library. 2329 * 2330 * Module: library/ecdh.c 2331 * Caller: library/ssl_cli.c 2332 * library/ssl_srv.c 2333 * 2334 * This module is used by the following key exchanges: 2335 * ECDHE-ECDSA, ECDHE-RSA, DHE-PSK 2336 * 2337 * Requires: MBEDTLS_ECP_C 2338 */ 2339 #define MBEDTLS_ECDH_C 2340 2341 /** 2342 * \def MBEDTLS_ECDSA_C 2343 * 2344 * Enable the elliptic curve DSA library. 2345 * 2346 * Module: library/ecdsa.c 2347 * Caller: 2348 * 2349 * This module is used by the following key exchanges: 2350 * ECDHE-ECDSA 2351 * 2352 * Requires: MBEDTLS_ECP_C, MBEDTLS_ASN1_WRITE_C, MBEDTLS_ASN1_PARSE_C 2353 */ 2354 #define MBEDTLS_ECDSA_C 2355 2356 /** 2357 * \def MBEDTLS_ECJPAKE_C 2358 * 2359 * Enable the elliptic curve J-PAKE library. 2360 * 2361 * \warning This is currently experimental. EC J-PAKE support is based on the 2362 * Thread v1.0.0 specification; incompatible changes to the specification 2363 * might still happen. For this reason, this is disabled by default. 2364 * 2365 * Module: library/ecjpake.c 2366 * Caller: 2367 * 2368 * This module is used by the following key exchanges: 2369 * ECJPAKE 2370 * 2371 * Requires: MBEDTLS_ECP_C, MBEDTLS_MD_C 2372 */ 2373 // #define MBEDTLS_ECJPAKE_C 2374 2375 /** 2376 * \def MBEDTLS_ECP_C 2377 * 2378 * Enable the elliptic curve over GF(p) library. 2379 * 2380 * Module: library/ecp.c 2381 * Caller: library/ecdh.c 2382 * library/ecdsa.c 2383 * library/ecjpake.c 2384 * 2385 * Requires: MBEDTLS_BIGNUM_C and at least one MBEDTLS_ECP_DP_XXX_ENABLED 2386 */ 2387 #define MBEDTLS_ECP_C 2388 2389 /** 2390 * \def MBEDTLS_ENTROPY_C 2391 * 2392 * Enable the platform-specific entropy code. 2393 * 2394 * Module: library/entropy.c 2395 * Caller: 2396 * 2397 * Requires: MBEDTLS_SHA512_C or MBEDTLS_SHA256_C 2398 * 2399 * This module provides a generic entropy pool 2400 */ 2401 #define MBEDTLS_ENTROPY_C 2402 2403 /** 2404 * \def MBEDTLS_ERROR_C 2405 * 2406 * Enable error code to error string conversion. 2407 * 2408 * Module: library/error.c 2409 * Caller: 2410 * 2411 * This module enables mbedtls_strerror(). 2412 */ 2413 // #define MBEDTLS_ERROR_C 2414 2415 /** 2416 * \def MBEDTLS_GCM_C 2417 * 2418 * Enable the Galois/Counter Mode (GCM) for AES. 2419 * 2420 * Module: library/gcm.c 2421 * 2422 * Requires: MBEDTLS_AES_C or MBEDTLS_CAMELLIA_C 2423 * 2424 * This module enables the AES-GCM and CAMELLIA-GCM ciphersuites, if other 2425 * requisites are enabled as well. 2426 */ 2427 #define MBEDTLS_GCM_C 2428 2429 /** 2430 * \def MBEDTLS_HAVEGE_C 2431 * 2432 * Enable the HAVEGE random generator. 2433 * 2434 * Warning: the HAVEGE random generator is not suitable for virtualized 2435 * environments 2436 * 2437 * Warning: the HAVEGE random generator is dependent on timing and specific 2438 * processor traits. It is therefore not advised to use HAVEGE as 2439 * your applications primary random generator or primary entropy pool 2440 * input. As a secondary input to your entropy pool, it IS able add 2441 * the (limited) extra entropy it provides. 2442 * 2443 * Module: library/havege.c 2444 * Caller: 2445 * 2446 * Requires: MBEDTLS_TIMING_C 2447 * 2448 * Uncomment to enable the HAVEGE random generator. 2449 */ 2450 // #define MBEDTLS_HAVEGE_C 2451 2452 /** 2453 * \def MBEDTLS_HKDF_C 2454 * 2455 * Enable the HKDF algorithm (RFC 5869). 2456 * 2457 * Module: library/hkdf.c 2458 * Caller: 2459 * 2460 * Requires: MBEDTLS_MD_C 2461 * 2462 * This module adds support for the Hashed Message Authentication Code 2463 * (HMAC)-based key derivation function (HKDF). 2464 */ 2465 #define MBEDTLS_HKDF_C 2466 2467 /** 2468 * \def MBEDTLS_HMAC_DRBG_C 2469 * 2470 * Enable the HMAC_DRBG random generator. 2471 * 2472 * Module: library/hmac_drbg.c 2473 * Caller: 2474 * 2475 * Requires: MBEDTLS_MD_C 2476 * 2477 * Uncomment to enable the HMAC_DRBG random number geerator. 2478 */ 2479 // #define MBEDTLS_HMAC_DRBG_C 2480 2481 /** 2482 * \def MBEDTLS_NIST_KW_C 2483 * 2484 * Enable the Key Wrapping mode for 128-bit block ciphers, 2485 * as defined in NIST SP 800-38F. Only KW and KWP modes 2486 * are supported. At the moment, only AES is approved by NIST. 2487 * 2488 * Module: library/nist_kw.c 2489 * 2490 * Requires: MBEDTLS_AES_C and MBEDTLS_CIPHER_C 2491 */ 2492 // #define MBEDTLS_NIST_KW_C 2493 2494 /** 2495 * \def MBEDTLS_MD_C 2496 * 2497 * Enable the generic message digest layer. 2498 * 2499 * Module: library/md.c 2500 * Caller: 2501 * 2502 * Uncomment to enable generic message digest wrappers. 2503 */ 2504 #define MBEDTLS_MD_C 2505 2506 /** 2507 * \def MBEDTLS_MD2_C 2508 * 2509 * Enable the MD2 hash algorithm. 2510 * 2511 * Module: library/md2.c 2512 * Caller: 2513 * 2514 * Uncomment to enable support for (rare) MD2-signed X.509 certs. 2515 * 2516 * \warning MD2 is considered a weak message digest and its use constitutes a 2517 * security risk. If possible, we recommend avoiding dependencies on 2518 * it, and considering stronger message digests instead. 2519 * 2520 */ 2521 // #define MBEDTLS_MD2_C 2522 2523 /** 2524 * \def MBEDTLS_MD4_C 2525 * 2526 * Enable the MD4 hash algorithm. 2527 * 2528 * Module: library/md4.c 2529 * Caller: 2530 * 2531 * Uncomment to enable support for (rare) MD4-signed X.509 certs. 2532 * 2533 * \warning MD4 is considered a weak message digest and its use constitutes a 2534 * security risk. If possible, we recommend avoiding dependencies on 2535 * it, and considering stronger message digests instead. 2536 * 2537 */ 2538 // #define MBEDTLS_MD4_C 2539 2540 /** 2541 * \def MBEDTLS_MD5_C 2542 * 2543 * Enable the MD5 hash algorithm. 2544 * 2545 * Module: library/md5.c 2546 * Caller: library/md.c 2547 * library/pem.c 2548 * library/ssl_tls.c 2549 * 2550 * This module is required for SSL/TLS up to version 1.1, and for TLS 1.2 2551 * depending on the handshake parameters. Further, it is used for checking 2552 * MD5-signed certificates, and for PBKDF1 when decrypting PEM-encoded 2553 * encrypted keys. 2554 * 2555 * \warning MD5 is considered a weak message digest and its use constitutes a 2556 * security risk. If possible, we recommend avoiding dependencies on 2557 * it, and considering stronger message digests instead. 2558 * 2559 */ 2560 #define MBEDTLS_MD5_C 2561 2562 /** 2563 * \def MBEDTLS_MEMORY_BUFFER_ALLOC_C 2564 * 2565 * Enable the buffer allocator implementation that makes use of a (stack) 2566 * based buffer to 'allocate' dynamic memory. (replaces calloc() and free() 2567 * calls) 2568 * 2569 * Module: library/memory_buffer_alloc.c 2570 * 2571 * Requires: MBEDTLS_PLATFORM_C 2572 * MBEDTLS_PLATFORM_MEMORY (to use it within mbed TLS) 2573 * 2574 * Enable this module to enable the buffer memory allocator. 2575 */ 2576 #ifdef HILINK_E2E_SECURITY_CONFIG 2577 #define MBEDTLS_MEMORY_BUFFER_ALLOC_C 2578 #endif 2579 2580 /** 2581 * \def MBEDTLS_NET_C 2582 * 2583 * Enable the TCP and UDP over IPv6/IPv4 networking routines. 2584 * 2585 * \note This module only works on POSIX/Unix (including Linux, BSD and OS X) 2586 * and Windows. For other platforms, you'll want to disable it, and write your 2587 * own networking callbacks to be passed to \c mbedtls_ssl_set_bio(). 2588 * 2589 * \note See also our Knowledge Base article about porting to a new 2590 * environment: 2591 * https://tls.mbed.org/kb/how-to/how-do-i-port-mbed-tls-to-a-new-environment-OS 2592 * 2593 * Module: library/net_sockets.c 2594 * 2595 * This module provides networking routines. 2596 */ 2597 #define MBEDTLS_NET_C 2598 2599 /** 2600 * \def MBEDTLS_OID_C 2601 * 2602 * Enable the OID database. 2603 * 2604 * Module: library/oid.c 2605 * Caller: library/asn1write.c 2606 * library/pkcs5.c 2607 * library/pkparse.c 2608 * library/pkwrite.c 2609 * library/rsa.c 2610 * library/x509.c 2611 * library/x509_create.c 2612 * library/x509_crl.c 2613 * library/x509_crt.c 2614 * library/x509_csr.c 2615 * library/x509write_crt.c 2616 * library/x509write_csr.c 2617 * 2618 * This modules translates between OIDs and internal values. 2619 */ 2620 #define MBEDTLS_OID_C 2621 2622 /** 2623 * \def MBEDTLS_PADLOCK_C 2624 * 2625 * Enable VIA Padlock support on x86. 2626 * 2627 * Module: library/padlock.c 2628 * Caller: library/aes.c 2629 * 2630 * Requires: MBEDTLS_HAVE_ASM 2631 * 2632 * This modules adds support for the VIA PadLock on x86. 2633 */ 2634 #define MBEDTLS_PADLOCK_C 2635 2636 /** 2637 * \def MBEDTLS_PEM_PARSE_C 2638 * 2639 * Enable PEM decoding / parsing. 2640 * 2641 * Module: library/pem.c 2642 * Caller: library/dhm.c 2643 * library/pkparse.c 2644 * library/x509_crl.c 2645 * library/x509_crt.c 2646 * library/x509_csr.c 2647 * 2648 * Requires: MBEDTLS_BASE64_C 2649 * 2650 * This modules adds support for decoding / parsing PEM files. 2651 */ 2652 #define MBEDTLS_PEM_PARSE_C 2653 2654 /** 2655 * \def MBEDTLS_PEM_WRITE_C 2656 * 2657 * Enable PEM encoding / writing. 2658 * 2659 * Module: library/pem.c 2660 * Caller: library/pkwrite.c 2661 * library/x509write_crt.c 2662 * library/x509write_csr.c 2663 * 2664 * Requires: MBEDTLS_BASE64_C 2665 * 2666 * This modules adds support for encoding / writing PEM files. 2667 */ 2668 #define MBEDTLS_PEM_WRITE_C 2669 2670 /** 2671 * \def MBEDTLS_PK_C 2672 * 2673 * Enable the generic public (asymetric) key layer. 2674 * 2675 * Module: library/pk.c 2676 * Caller: library/ssl_tls.c 2677 * library/ssl_cli.c 2678 * library/ssl_srv.c 2679 * 2680 * Requires: MBEDTLS_RSA_C or MBEDTLS_ECP_C 2681 * 2682 * Uncomment to enable generic public key wrappers. 2683 */ 2684 #define MBEDTLS_PK_C 2685 2686 /** 2687 * \def MBEDTLS_PK_PARSE_C 2688 * 2689 * Enable the generic public (asymetric) key parser. 2690 * 2691 * Module: library/pkparse.c 2692 * Caller: library/x509_crt.c 2693 * library/x509_csr.c 2694 * 2695 * Requires: MBEDTLS_PK_C 2696 * 2697 * Uncomment to enable generic public key parse functions. 2698 */ 2699 #define MBEDTLS_PK_PARSE_C 2700 2701 /** 2702 * \def MBEDTLS_PK_WRITE_C 2703 * 2704 * Enable the generic public (asymetric) key writer. 2705 * 2706 * Module: library/pkwrite.c 2707 * Caller: library/x509write.c 2708 * 2709 * Requires: MBEDTLS_PK_C 2710 * 2711 * Uncomment to enable generic public key write functions. 2712 */ 2713 #define MBEDTLS_PK_WRITE_C 2714 2715 /** 2716 * \def MBEDTLS_PKCS5_C 2717 * 2718 * Enable PKCS#5 functions. 2719 * 2720 * Module: library/pkcs5.c 2721 * 2722 * Requires: MBEDTLS_MD_C 2723 * 2724 * This module adds support for the PKCS#5 functions. 2725 */ 2726 #define MBEDTLS_PKCS5_C 2727 2728 /** 2729 * \def MBEDTLS_PKCS11_C 2730 * 2731 * Enable wrapper for PKCS#11 smartcard support. 2732 * 2733 * Module: library/pkcs11.c 2734 * Caller: library/pk.c 2735 * 2736 * Requires: MBEDTLS_PK_C 2737 * 2738 * This module enables SSL/TLS PKCS #11 smartcard support. 2739 * Requires the presence of the PKCS#11 helper library (libpkcs11-helper) 2740 */ 2741 // #define MBEDTLS_PKCS11_C 2742 2743 /** 2744 * \def MBEDTLS_PKCS12_C 2745 * 2746 * Enable PKCS#12 PBE functions. 2747 * Adds algorithms for parsing PKCS#8 encrypted private keys 2748 * 2749 * Module: library/pkcs12.c 2750 * Caller: library/pkparse.c 2751 * 2752 * Requires: MBEDTLS_ASN1_PARSE_C, MBEDTLS_CIPHER_C, MBEDTLS_MD_C 2753 * Can use: MBEDTLS_ARC4_C 2754 * 2755 * This module enables PKCS#12 functions. 2756 */ 2757 // #define MBEDTLS_PKCS12_C 2758 2759 /** 2760 * \def MBEDTLS_PLATFORM_C 2761 * 2762 * Enable the platform abstraction layer that allows you to re-assign 2763 * functions like calloc(), free(), snprintf(), printf(), fprintf(), exit(). 2764 * 2765 * Enabling MBEDTLS_PLATFORM_C enables to use of MBEDTLS_PLATFORM_XXX_ALT 2766 * or MBEDTLS_PLATFORM_XXX_MACRO directives, allowing the functions mentioned 2767 * above to be specified at runtime or compile time respectively. 2768 * 2769 * \note This abstraction layer must be enabled on Windows (including MSYS2) 2770 * as other module rely on it for a fixed snprintf implementation. 2771 * 2772 * Module: library/platform.c 2773 * Caller: Most other .c files 2774 * 2775 * This module enables abstraction of common (libc) functions. 2776 */ 2777 #define MBEDTLS_PLATFORM_C 2778 2779 /** 2780 * \def MBEDTLS_POLY1305_C 2781 * 2782 * Enable the Poly1305 MAC algorithm. 2783 * 2784 * Module: library/poly1305.c 2785 * Caller: library/chachapoly.c 2786 */ 2787 #define MBEDTLS_POLY1305_C 2788 2789 /** 2790 * \def MBEDTLS_RIPEMD160_C 2791 * 2792 * Enable the RIPEMD-160 hash algorithm. 2793 * 2794 * Module: library/ripemd160.c 2795 * Caller: library/md.c 2796 * 2797 */ 2798 // #define MBEDTLS_RIPEMD160_C 2799 2800 /** 2801 * \def MBEDTLS_RSA_C 2802 * 2803 * Enable the RSA public-key cryptosystem. 2804 * 2805 * Module: library/rsa.c 2806 * library/rsa_internal.c 2807 * Caller: library/ssl_cli.c 2808 * library/ssl_srv.c 2809 * library/ssl_tls.c 2810 * library/x509.c 2811 * 2812 * This module is used by the following key exchanges: 2813 * RSA, DHE-RSA, ECDHE-RSA, RSA-PSK 2814 * 2815 * Requires: MBEDTLS_BIGNUM_C, MBEDTLS_OID_C 2816 */ 2817 #define MBEDTLS_RSA_C 2818 2819 /** 2820 * \def MBEDTLS_SHA1_C 2821 * 2822 * Enable the SHA1 cryptographic hash algorithm. 2823 * 2824 * Module: library/sha1.c 2825 * Caller: library/md.c 2826 * library/ssl_cli.c 2827 * library/ssl_srv.c 2828 * library/ssl_tls.c 2829 * library/x509write_crt.c 2830 * 2831 * This module is required for SSL/TLS up to version 1.1, for TLS 1.2 2832 * depending on the handshake parameters, and for SHA1-signed certificates. 2833 * 2834 * \warning SHA-1 is considered a weak message digest and its use constitutes 2835 * a security risk. If possible, we recommend avoiding dependencies 2836 * on it, and considering stronger message digests instead. 2837 * 2838 */ 2839 #define MBEDTLS_SHA1_C 2840 2841 /** 2842 * \def MBEDTLS_SHA256_C 2843 * 2844 * Enable the SHA-224 and SHA-256 cryptographic hash algorithms. 2845 * 2846 * Module: library/sha256.c 2847 * Caller: library/entropy.c 2848 * library/md.c 2849 * library/ssl_cli.c 2850 * library/ssl_srv.c 2851 * library/ssl_tls.c 2852 * 2853 * This module adds support for SHA-224 and SHA-256. 2854 * This module is required for the SSL/TLS 1.2 PRF function. 2855 */ 2856 #define MBEDTLS_SHA256_C 2857 2858 /** 2859 * \def MBEDTLS_SHA512_C 2860 * 2861 * Enable the SHA-384 and SHA-512 cryptographic hash algorithms. 2862 * 2863 * Module: library/sha512.c 2864 * Caller: library/entropy.c 2865 * library/md.c 2866 * library/ssl_cli.c 2867 * library/ssl_srv.c 2868 * 2869 * This module adds support for SHA-384 and SHA-512. 2870 */ 2871 #define MBEDTLS_SHA512_C 2872 2873 /** 2874 * \def MBEDTLS_SSL_CACHE_C 2875 * 2876 * Enable simple SSL cache implementation. 2877 * 2878 * Module: library/ssl_cache.c 2879 * Caller: 2880 * 2881 * Requires: MBEDTLS_SSL_CACHE_C 2882 */ 2883 #define MBEDTLS_SSL_CACHE_C 2884 2885 /** 2886 * \def MBEDTLS_SSL_COOKIE_C 2887 * 2888 * Enable basic implementation of DTLS cookies for hello verification. 2889 * 2890 * Module: library/ssl_cookie.c 2891 * Caller: 2892 */ 2893 #define MBEDTLS_SSL_COOKIE_C 2894 2895 /** 2896 * \def MBEDTLS_SSL_TICKET_C 2897 * 2898 * Enable an implementation of TLS server-side callbacks for session tickets. 2899 * 2900 * Module: library/ssl_ticket.c 2901 * Caller: 2902 * 2903 * Requires: MBEDTLS_CIPHER_C 2904 */ 2905 #define MBEDTLS_SSL_TICKET_C 2906 2907 /** 2908 * \def MBEDTLS_SSL_CLI_C 2909 * 2910 * Enable the SSL/TLS client code. 2911 * 2912 * Module: library/ssl_cli.c 2913 * Caller: 2914 * 2915 * Requires: MBEDTLS_SSL_TLS_C 2916 * 2917 * This module is required for SSL/TLS client support. 2918 */ 2919 #define MBEDTLS_SSL_CLI_C 2920 2921 /** 2922 * \def MBEDTLS_SSL_SRV_C 2923 * 2924 * Enable the SSL/TLS server code. 2925 * 2926 * Module: library/ssl_srv.c 2927 * Caller: 2928 * 2929 * Requires: MBEDTLS_SSL_TLS_C 2930 * 2931 * This module is required for SSL/TLS server support. 2932 */ 2933 // #define MBEDTLS_SSL_SRV_C 2934 2935 /** 2936 * \def MBEDTLS_SSL_TLS_C 2937 * 2938 * Enable the generic SSL/TLS code. 2939 * 2940 * Module: library/ssl_tls.c 2941 * Caller: library/ssl_cli.c 2942 * library/ssl_srv.c 2943 * 2944 * Requires: MBEDTLS_CIPHER_C, MBEDTLS_MD_C 2945 * and at least one of the MBEDTLS_SSL_PROTO_XXX defines 2946 * 2947 * This module is required for SSL/TLS. 2948 */ 2949 #define MBEDTLS_SSL_TLS_C 2950 2951 /** 2952 * \def MBEDTLS_THREADING_C 2953 * 2954 * Enable the threading abstraction layer. 2955 * By default mbed TLS assumes it is used in a non-threaded environment or that 2956 * contexts are not shared between threads. If you do intend to use contexts 2957 * between threads, you will need to enable this layer to prevent race 2958 * conditions. See also our Knowledge Base article about threading: 2959 * https://tls.mbed.org/kb/development/thread-safety-and-multi-threading 2960 * 2961 * Module: library/threading.c 2962 * 2963 * This allows different threading implementations (self-implemented or 2964 * provided). 2965 * 2966 * You will have to enable either MBEDTLS_THREADING_ALT or 2967 * MBEDTLS_THREADING_PTHREAD. 2968 * 2969 * Enable this layer to allow use of mutexes within mbed TLS 2970 */ 2971 // #define MBEDTLS_THREADING_C 2972 2973 /** 2974 * \def MBEDTLS_TIMING_C 2975 * 2976 * Enable the semi-portable timing interface. 2977 * 2978 * \note The provided implementation only works on POSIX/Unix (including Linux, 2979 * BSD and OS X) and Windows. On other platforms, you can either disable that 2980 * module and provide your own implementations of the callbacks needed by 2981 * \c mbedtls_ssl_set_timer_cb() for DTLS, or leave it enabled and provide 2982 * your own implementation of the whole module by setting 2983 * \c MBEDTLS_TIMING_ALT in the current file. 2984 * 2985 * \note See also our Knowledge Base article about porting to a new 2986 * environment: 2987 * https://tls.mbed.org/kb/how-to/how-do-i-port-mbed-tls-to-a-new-environment-OS 2988 * 2989 * Module: library/timing.c 2990 * Caller: library/havege.c 2991 * 2992 * This module is used by the HAVEGE random number generator. 2993 */ 2994 // #define MBEDTLS_TIMING_C 2995 2996 /** 2997 * \def MBEDTLS_VERSION_C 2998 * 2999 * Enable run-time version information. 3000 * 3001 * Module: library/version.c 3002 * 3003 * This module provides run-time version information. 3004 */ 3005 #define MBEDTLS_VERSION_C 3006 3007 /** 3008 * \def MBEDTLS_X509_USE_C 3009 * 3010 * Enable X.509 core for using certificates. 3011 * 3012 * Module: library/x509.c 3013 * Caller: library/x509_crl.c 3014 * library/x509_crt.c 3015 * library/x509_csr.c 3016 * 3017 * Requires: MBEDTLS_ASN1_PARSE_C, MBEDTLS_BIGNUM_C, MBEDTLS_OID_C, 3018 * MBEDTLS_PK_PARSE_C 3019 * 3020 * This module is required for the X.509 parsing modules. 3021 */ 3022 #define MBEDTLS_X509_USE_C 3023 3024 /** 3025 * \def MBEDTLS_X509_CRT_PARSE_C 3026 * 3027 * Enable X.509 certificate parsing. 3028 * 3029 * Module: library/x509_crt.c 3030 * Caller: library/ssl_cli.c 3031 * library/ssl_srv.c 3032 * library/ssl_tls.c 3033 * 3034 * Requires: MBEDTLS_X509_USE_C 3035 * 3036 * This module is required for X.509 certificate parsing. 3037 */ 3038 #define MBEDTLS_X509_CRT_PARSE_C 3039 3040 /** 3041 * \def MBEDTLS_X509_CRL_PARSE_C 3042 * 3043 * Enable X.509 CRL parsing. 3044 * 3045 * Module: library/x509_crl.c 3046 * Caller: library/x509_crt.c 3047 * 3048 * Requires: MBEDTLS_X509_USE_C 3049 * 3050 * This module is required for X.509 CRL parsing. 3051 */ 3052 #define MBEDTLS_X509_CRL_PARSE_C 3053 3054 /** 3055 * \def MBEDTLS_X509_CSR_PARSE_C 3056 * 3057 * Enable X.509 Certificate Signing Request (CSR) parsing. 3058 * 3059 * Module: library/x509_csr.c 3060 * Caller: library/x509_crt_write.c 3061 * 3062 * Requires: MBEDTLS_X509_USE_C 3063 * 3064 * This module is used for reading X.509 certificate request. 3065 */ 3066 // #define MBEDTLS_X509_CSR_PARSE_C 3067 3068 /** 3069 * \def MBEDTLS_X509_CREATE_C 3070 * 3071 * Enable X.509 core for creating certificates. 3072 * 3073 * Module: library/x509_create.c 3074 * 3075 * Requires: MBEDTLS_BIGNUM_C, MBEDTLS_OID_C, MBEDTLS_PK_WRITE_C 3076 * 3077 * This module is the basis for creating X.509 certificates and CSRs. 3078 */ 3079 // #define MBEDTLS_X509_CREATE_C 3080 3081 /** 3082 * \def MBEDTLS_X509_CRT_WRITE_C 3083 * 3084 * Enable creating X.509 certificates. 3085 * 3086 * Module: library/x509_crt_write.c 3087 * 3088 * Requires: MBEDTLS_X509_CREATE_C 3089 * 3090 * This module is required for X.509 certificate creation. 3091 */ 3092 // #define MBEDTLS_X509_CRT_WRITE_C 3093 3094 /** 3095 * \def MBEDTLS_X509_CSR_WRITE_C 3096 * 3097 * Enable creating X.509 Certificate Signing Requests (CSR). 3098 * 3099 * Module: library/x509_csr_write.c 3100 * 3101 * Requires: MBEDTLS_X509_CREATE_C 3102 * 3103 * This module is required for X.509 certificate request writing. 3104 */ 3105 // #define MBEDTLS_X509_CSR_WRITE_C 3106 3107 /** 3108 * \def MBEDTLS_XTEA_C 3109 * 3110 * Enable the XTEA block cipher. 3111 * 3112 * Module: library/xtea.c 3113 * Caller: 3114 */ 3115 // #define MBEDTLS_XTEA_C 3116 3117 /* \} name SECTION: mbed TLS modules */ 3118 3119 /** 3120 * \name SECTION: Module configuration options 3121 * 3122 * This section allows for the setting of module specific sizes and 3123 * configuration options. The default values are already present in the 3124 * relevant header files and should suffice for the regular use cases. 3125 * 3126 * Our advice is to enable options and change their values here 3127 * only if you have a good reason and know the consequences. 3128 * 3129 * Please check the respective header file for documentation on these 3130 * parameters (to prevent duplicate documentation). 3131 * \{ 3132 */ 3133 3134 /* MPI / BIGNUM options */ 3135 // #define MBEDTLS_MPI_WINDOW_SIZE 6 /**< Maximum windows size used. */ 3136 // #define MBEDTLS_MPI_MAX_SIZE 1024 /**< Maximum number of bytes for usable MPIs. */ 3137 3138 /* CTR_DRBG options */ 3139 // #define MBEDTLS_CTR_DRBG_ENTROPY_LEN 48 /**< Amount of entropy used per seed by default (48 with SHA-512, 32 with SHA-256) */ 3140 // #define MBEDTLS_CTR_DRBG_RESEED_INTERVAL 10000 /**< Interval before reseed is performed by default */ 3141 // #define MBEDTLS_CTR_DRBG_MAX_INPUT 256 /**< Maximum number of additional input bytes */ 3142 // #define MBEDTLS_CTR_DRBG_MAX_REQUEST 1024 /**< Maximum number of requested bytes per call */ 3143 // #define MBEDTLS_CTR_DRBG_MAX_SEED_INPUT 384 /**< Maximum size of (re)seed buffer */ 3144 3145 /* HMAC_DRBG options */ 3146 // #define MBEDTLS_HMAC_DRBG_RESEED_INTERVAL 10000 /**< Interval before reseed is performed by default */ 3147 // #define MBEDTLS_HMAC_DRBG_MAX_INPUT 256 /**< Maximum number of additional input bytes */ 3148 // #define MBEDTLS_HMAC_DRBG_MAX_REQUEST 1024 /**< Maximum number of requested bytes per call */ 3149 // #define MBEDTLS_HMAC_DRBG_MAX_SEED_INPUT 384 /**< Maximum size of (re)seed buffer */ 3150 3151 /* ECP options */ 3152 // #define MBEDTLS_ECP_MAX_BITS 521 /**< Maximum bit size of groups */ 3153 // #define MBEDTLS_ECP_WINDOW_SIZE 6 /**< Maximum window size used */ 3154 // #define MBEDTLS_ECP_FIXED_POINT_OPTIM 1 /**< Enable fixed-point speed-up */ 3155 3156 /* Entropy options */ 3157 // #define MBEDTLS_ENTROPY_MAX_SOURCES 20 /**< Maximum number of sources supported */ 3158 // #define MBEDTLS_ENTROPY_MAX_GATHER 128 /**< Maximum amount requested from entropy sources */ 3159 // #define MBEDTLS_ENTROPY_MIN_HARDWARE 32 /**< Default minimum number of bytes required for the hardware entropy source mbedtls_hardware_poll() before entropy is released */ 3160 3161 /* Memory buffer allocator options */ 3162 // #define MBEDTLS_MEMORY_ALIGN_MULTIPLE 4 /**< Align on multiples of this value */ 3163 3164 /* Platform options */ 3165 // #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. */ 3166 #define MBEDTLS_PLATFORM_STD_CALLOC calloc /**< Default allocator to use, can be undefined */ 3167 #define MBEDTLS_PLATFORM_STD_FREE free /**< Default free to use, can be undefined */ 3168 // #define MBEDTLS_PLATFORM_STD_EXIT exit /**< Default exit to use, can be undefined */ 3169 // #define MBEDTLS_PLATFORM_STD_TIME time /**< Default time to use, can be undefined. MBEDTLS_HAVE_TIME must be enabled */ 3170 // #define MBEDTLS_PLATFORM_STD_FPRINTF fprintf /**< Default fprintf to use, can be undefined */ 3171 // #define MBEDTLS_PLATFORM_STD_PRINTF printf /**< Default printf to use, can be undefined */ 3172 /* Note: your snprintf must correctly zero-terminate the buffer! */ 3173 #define MBEDTLS_PLATFORM_STD_SNPRINTF snprintf /**< Default snprintf to use, can be undefined */ 3174 // #define MBEDTLS_PLATFORM_STD_EXIT_SUCCESS 0 /**< Default exit value to use, can be undefined */ 3175 // #define MBEDTLS_PLATFORM_STD_EXIT_FAILURE 1 /**< Default exit value to use, can be undefined */ 3176 // #define MBEDTLS_PLATFORM_STD_NV_SEED_READ mbedtls_platform_std_nv_seed_read /**< Default nv_seed_read function to use, can be undefined */ 3177 // #define MBEDTLS_PLATFORM_STD_NV_SEED_WRITE mbedtls_platform_std_nv_seed_write /**< Default nv_seed_write function to use, can be undefined */ 3178 // #define MBEDTLS_PLATFORM_STD_NV_SEED_FILE "seedfile" /**< Seed file to read/write with default implementation */ 3179 3180 /* To Use Function Macros MBEDTLS_PLATFORM_C must be enabled */ 3181 /* MBEDTLS_PLATFORM_XXX_MACRO and MBEDTLS_PLATFORM_XXX_ALT cannot both be defined */ 3182 // #define MBEDTLS_PLATFORM_CALLOC_MACRO calloc /**< Default allocator macro to use, can be undefined */ 3183 // #define MBEDTLS_PLATFORM_FREE_MACRO free /**< Default free macro to use, can be undefined */ 3184 // #define MBEDTLS_PLATFORM_EXIT_MACRO exit /**< Default exit macro to use, can be undefined */ 3185 // #define MBEDTLS_PLATFORM_TIME_MACRO time /**< Default time macro to use, can be undefined. MBEDTLS_HAVE_TIME must be enabled */ 3186 // #define MBEDTLS_PLATFORM_TIME_TYPE_MACRO time_t /**< Default time macro to use, can be undefined. MBEDTLS_HAVE_TIME must be enabled */ 3187 // #define MBEDTLS_PLATFORM_FPRINTF_MACRO fprintf /**< Default fprintf macro to use, can be undefined */ 3188 // #define MBEDTLS_PLATFORM_PRINTF_MACRO printf /**< Default printf macro to use, can be undefined */ 3189 /* Note: your snprintf must correctly zero-terminate the buffer! */ 3190 // #define MBEDTLS_PLATFORM_SNPRINTF_MACRO snprintf /**< Default snprintf macro to use, can be undefined */ 3191 // #define MBEDTLS_PLATFORM_NV_SEED_READ_MACRO mbedtls_platform_std_nv_seed_read /**< Default nv_seed_read function to use, can be undefined */ 3192 // #define MBEDTLS_PLATFORM_NV_SEED_WRITE_MACRO mbedtls_platform_std_nv_seed_write /**< Default nv_seed_write function to use, can be undefined */ 3193 3194 /** 3195 * \brief This macro is invoked by the library when an invalid parameter 3196 * is detected that is only checked with #MBEDTLS_CHECK_PARAMS 3197 * (see the documentation of that option for context). 3198 * 3199 * When you leave this undefined here, the library provides 3200 * a default definition. If the macro #MBEDTLS_CHECK_PARAMS_ASSERT 3201 * is defined, the default definition is `assert(cond)`, 3202 * otherwise the default definition calls a function 3203 * mbedtls_param_failed(). This function is declared in 3204 * `platform_util.h` for the benefit of the library, but 3205 * you need to define in your application. 3206 * 3207 * When you define this here, this replaces the default 3208 * definition in platform_util.h (which no longer declares the 3209 * function mbedtls_param_failed()) and it is your responsibility 3210 * to make sure this macro expands to something suitable (in 3211 * particular, that all the necessary declarations are visible 3212 * from within the library - you can ensure that by providing 3213 * them in this file next to the macro definition). 3214 * If you define this macro to call `assert`, also define 3215 * #MBEDTLS_CHECK_PARAMS_ASSERT so that library source files 3216 * include `<assert.h>`. 3217 * 3218 * Note that you may define this macro to expand to nothing, in 3219 * which case you don't have to worry about declarations or 3220 * definitions. However, you will then be notified about invalid 3221 * parameters only in non-void functions, and void function will 3222 * just silently return early on invalid parameters, which 3223 * partially negates the benefits of enabling 3224 * #MBEDTLS_CHECK_PARAMS in the first place, so is discouraged. 3225 * 3226 * \param cond The expression that should evaluate to true, but doesn't. 3227 */ 3228 // #define MBEDTLS_PARAM_FAILED(cond) assert(cond) 3229 3230 /* SSL Cache options */ 3231 // #define MBEDTLS_SSL_CACHE_DEFAULT_TIMEOUT 86400 /**< 1 day */ 3232 // #define MBEDTLS_SSL_CACHE_DEFAULT_MAX_ENTRIES 50 /**< Maximum entries in cache */ 3233 3234 /* SSL options */ 3235 3236 /** \def MBEDTLS_SSL_MAX_CONTENT_LEN 3237 * 3238 * Maximum length (in bytes) of incoming and outgoing plaintext fragments. 3239 * 3240 * This determines the size of both the incoming and outgoing TLS I/O buffers 3241 * in such a way that both are capable of holding the specified amount of 3242 * plaintext data, regardless of the protection mechanism used. 3243 * 3244 * To configure incoming and outgoing I/O buffers separately, use 3245 * #MBEDTLS_SSL_IN_CONTENT_LEN and #MBEDTLS_SSL_OUT_CONTENT_LEN, 3246 * which overwrite the value set by this option. 3247 * 3248 * \note When using a value less than the default of 16KB on the client, it is 3249 * recommended to use the Maximum Fragment Length (MFL) extension to 3250 * inform the server about this limitation. On the server, there 3251 * is no supported, standardized way of informing the client about 3252 * restriction on the maximum size of incoming messages, and unless 3253 * the limitation has been communicated by other means, it is recommended 3254 * to only change the outgoing buffer size #MBEDTLS_SSL_OUT_CONTENT_LEN 3255 * while keeping the default value of 16KB for the incoming buffer. 3256 * 3257 * Uncomment to set the maximum plaintext size of both 3258 * incoming and outgoing I/O buffers. 3259 */ 3260 #define MBEDTLS_SSL_MAX_CONTENT_LEN 4096 3261 3262 /** \def MBEDTLS_SSL_IN_CONTENT_LEN 3263 * 3264 * Maximum length (in bytes) of incoming plaintext fragments. 3265 * 3266 * This determines the size of the incoming TLS I/O buffer in such a way 3267 * that it is capable of holding the specified amount of plaintext data, 3268 * regardless of the protection mechanism used. 3269 * 3270 * If this option is undefined, it inherits its value from 3271 * #MBEDTLS_SSL_MAX_CONTENT_LEN. 3272 * 3273 * \note When using a value less than the default of 16KB on the client, it is 3274 * recommended to use the Maximum Fragment Length (MFL) extension to 3275 * inform the server about this limitation. On the server, there 3276 * is no supported, standardized way of informing the client about 3277 * restriction on the maximum size of incoming messages, and unless 3278 * the limitation has been communicated by other means, it is recommended 3279 * to only change the outgoing buffer size #MBEDTLS_SSL_OUT_CONTENT_LEN 3280 * while keeping the default value of 16KB for the incoming buffer. 3281 * 3282 * Uncomment to set the maximum plaintext size of the incoming I/O buffer 3283 * independently of the outgoing I/O buffer. 3284 */ 3285 #define MBEDTLS_SSL_IN_CONTENT_LEN MBEDTLS_SSL_MAX_CONTENT_LEN 3286 3287 /** \def MBEDTLS_SSL_OUT_CONTENT_LEN 3288 * 3289 * Maximum length (in bytes) of outgoing plaintext fragments. 3290 * 3291 * This determines the size of the outgoing TLS I/O buffer in such a way 3292 * that it is capable of holding the specified amount of plaintext data, 3293 * regardless of the protection mechanism used. 3294 * 3295 * If this option undefined, it inherits its value from 3296 * #MBEDTLS_SSL_MAX_CONTENT_LEN. 3297 * 3298 * It is possible to save RAM by setting a smaller outward buffer, while keeping 3299 * the default inward 16384 byte buffer to conform to the TLS specification. 3300 * 3301 * The minimum required outward buffer size is determined by the handshake 3302 * protocol's usage. Handshaking will fail if the outward buffer is too small. 3303 * The specific size requirement depends on the configured ciphers and any 3304 * certificate data which is sent during the handshake. 3305 * 3306 * Uncomment to set the maximum plaintext size of the outgoing I/O buffer 3307 * independently of the incoming I/O buffer. 3308 */ 3309 #define MBEDTLS_SSL_OUT_CONTENT_LEN MBEDTLS_SSL_MAX_CONTENT_LEN 3310 3311 /** \def MBEDTLS_SSL_DTLS_MAX_BUFFERING 3312 * 3313 * Maximum number of heap-allocated bytes for the purpose of 3314 * DTLS handshake message reassembly and future message buffering. 3315 * 3316 * This should be at least 9/8 * MBEDTLSSL_IN_CONTENT_LEN 3317 * to account for a reassembled handshake message of maximum size, 3318 * together with its reassembly bitmap. 3319 * 3320 * A value of 2 * MBEDTLS_SSL_IN_CONTENT_LEN (32768 by default) 3321 * should be sufficient for all practical situations as it allows 3322 * to reassembly a large handshake message (such as a certificate) 3323 * while buffering multiple smaller handshake messages. 3324 * 3325 */ 3326 // #define MBEDTLS_SSL_DTLS_MAX_BUFFERING 32768 3327 3328 // #define MBEDTLS_SSL_DEFAULT_TICKET_LIFETIME 86400 /**< Lifetime of session tickets (if enabled) */ 3329 // #define MBEDTLS_PSK_MAX_LEN 32 /**< Max size of TLS pre-shared keys, in bytes (default 256 bits) */ 3330 // #define MBEDTLS_SSL_COOKIE_TIMEOUT 60 /**< Default expiration delay of DTLS cookies, in seconds if HAVE_TIME, or in number of cookies issued */ 3331 3332 /** 3333 * Complete list of ciphersuites to use, in order of preference. 3334 * 3335 * \warning No dependency checking is done on that field! This option can only 3336 * be used to restrict the set of available ciphersuites. It is your 3337 * responsibility to make sure the needed modules are active. 3338 * 3339 * Use this to save a few hundred bytes of ROM (default ordering of all 3340 * available ciphersuites) and a few to a few hundred bytes of RAM. 3341 * 3342 * The value below is only an example, not the default. 3343 */ 3344 // #define MBEDTLS_SSL_CIPHERSUITES MBEDTLS_TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384,MBEDTLS_TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256 3345 3346 /* X509 options */ 3347 // #define MBEDTLS_X509_MAX_INTERMEDIATE_CA 8 /**< Maximum number of intermediate CAs in a verification chain. */ 3348 // #define MBEDTLS_X509_MAX_FILE_PATH_LEN 512 /**< Maximum length of a path/filename string in bytes including the null terminator character ('\0'). */ 3349 3350 /** 3351 * Allow SHA-1 in the default TLS configuration for certificate signing. 3352 * Without this build-time option, SHA-1 support must be activated explicitly 3353 * through mbedtls_ssl_conf_cert_profile. Turning on this option is not 3354 * recommended because of it is possible to generate SHA-1 collisions, however 3355 * this may be safe for legacy infrastructure where additional controls apply. 3356 * 3357 * \warning SHA-1 is considered a weak message digest and its use constitutes 3358 * a security risk. If possible, we recommend avoiding dependencies 3359 * on it, and considering stronger message digests instead. 3360 * 3361 */ 3362 #define MBEDTLS_TLS_DEFAULT_ALLOW_SHA1_IN_CERTIFICATES 3363 3364 /** 3365 * Allow SHA-1 in the default TLS configuration for TLS 1.2 handshake 3366 * signature and ciphersuite selection. Without this build-time option, SHA-1 3367 * support must be activated explicitly through mbedtls_ssl_conf_sig_hashes. 3368 * The use of SHA-1 in TLS <= 1.1 and in HMAC-SHA-1 is always allowed by 3369 * default. At the time of writing, there is no practical attack on the use 3370 * of SHA-1 in handshake signatures, hence this option is turned on by default 3371 * to preserve compatibility with existing peers, but the general 3372 * warning applies nonetheless: 3373 * 3374 * \warning SHA-1 is considered a weak message digest and its use constitutes 3375 * a security risk. If possible, we recommend avoiding dependencies 3376 * on it, and considering stronger message digests instead. 3377 * 3378 */ 3379 #define MBEDTLS_TLS_DEFAULT_ALLOW_SHA1_IN_KEY_EXCHANGE 3380 3381 /** 3382 * Uncomment the macro to let mbed TLS use your alternate implementation of 3383 * mbedtls_platform_zeroize(). This replaces the default implementation in 3384 * platform_util.c. 3385 * 3386 * mbedtls_platform_zeroize() is a widely used function across the library to 3387 * zero a block of memory. The implementation is expected to be secure in the 3388 * sense that it has been written to prevent the compiler from removing calls 3389 * to mbedtls_platform_zeroize() as part of redundant code elimination 3390 * optimizations. However, it is difficult to guarantee that calls to 3391 * mbedtls_platform_zeroize() will not be optimized by the compiler as older 3392 * versions of the C language standards do not provide a secure implementation 3393 * of memset(). Therefore, MBEDTLS_PLATFORM_ZEROIZE_ALT enables users to 3394 * configure their own implementation of mbedtls_platform_zeroize(), for 3395 * example by using directives specific to their compiler, features from newer 3396 * C standards (e.g using memset_s() in C11) or calling a secure memset() from 3397 * their system (e.g explicit_bzero() in BSD). 3398 */ 3399 // #define MBEDTLS_PLATFORM_ZEROIZE_ALT 3400 3401 /** 3402 * Uncomment the macro to let Mbed TLS use your alternate implementation of 3403 * mbedtls_platform_gmtime_r(). This replaces the default implementation in 3404 * platform_util.c. 3405 * 3406 * gmtime() is not a thread-safe function as defined in the C standard. The 3407 * library will try to use safer implementations of this function, such as 3408 * gmtime_r() when available. However, if Mbed TLS cannot identify the target 3409 * system, the implementation of mbedtls_platform_gmtime_r() will default to 3410 * using the standard gmtime(). In this case, calls from the library to 3411 * gmtime() will be guarded by the global mutex mbedtls_threading_gmtime_mutex 3412 * if MBEDTLS_THREADING_C is enabled. We recommend that calls from outside the 3413 * library are also guarded with this mutex to avoid race conditions. However, 3414 * if the macro MBEDTLS_PLATFORM_GMTIME_R_ALT is defined, Mbed TLS will 3415 * unconditionally use the implementation for mbedtls_platform_gmtime_r() 3416 * supplied at compile time. 3417 */ 3418 // #define MBEDTLS_PLATFORM_GMTIME_R_ALT 3419 3420 /* \} name SECTION: Customisation configuration options */ 3421 3422 /* Target and application specific configurations 3423 * 3424 * Allow user to override any previous default. 3425 * 3426 */ 3427 #if defined(MBEDTLS_USER_CONFIG_FILE) 3428 #include MBEDTLS_USER_CONFIG_FILE 3429 #endif 3430 3431 #include "check_config.h" 3432 3433 #endif /* MBEDTLS_CONFIG_H */