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