1 /* 2 * Copyright (c) 2001-2019, Arm Limited and Contributors. All rights reserved. 3 * 4 * SPDX-License-Identifier: BSD-3-Clause 5 */ 6 #ifndef MBEDTLS_CONFIG_H 7 #define MBEDTLS_CONFIG_H 8 9 #if defined(_MSC_VER) && !defined(_CRT_SECURE_NO_DEPRECATE) 10 #define _CRT_SECURE_NO_DEPRECATE 1 11 #endif 12 13 /** 14 * \name SECTION: System support 15 * 16 * This section sets system specific settings. 17 * \{ 18 */ 19 20 /** 21 * \def MBEDTLS_HAVE_ASM 22 * 23 * The compiler has support for asm(). 24 * 25 * Requires support for asm() in compiler. 26 * 27 * Used in: 28 * library/aria.c 29 * library/timing.c 30 * include/mbedtls/bn_mul.h 31 * 32 * Required by: 33 * MBEDTLS_AESNI_C 34 * MBEDTLS_PADLOCK_C 35 * 36 * Comment to disable the use of assembly code. 37 */ 38 #define MBEDTLS_HAVE_ASM 39 40 /** 41 * \def MBEDTLS_NO_UDBL_DIVISION 42 * 43 * The platform lacks support for double-width integer division (64-bit 44 * division on a 32-bit platform, 128-bit division on a 64-bit platform). 45 * 46 * Used in: 47 * include/mbedtls/bignum.h 48 * library/bignum.c 49 * 50 * The bignum code uses double-width division to speed up some operations. 51 * Double-width division is often implemented in software that needs to 52 * be linked with the program. The presence of a double-width integer 53 * type is usually detected automatically through preprocessor macros, 54 * but the automatic detection cannot know whether the code needs to 55 * and can be linked with an implementation of division for that type. 56 * By default division is assumed to be usable if the type is present. 57 * Uncomment this option to prevent the use of double-width division. 58 * 59 * Note that division for the native integer type is always required. 60 * Furthermore, a 64-bit type is always required even on a 32-bit 61 * platform, but it need not support multiplication or division. In some 62 * cases it is also desirable to disable some double-width operations. For 63 * example, if double-width division is implemented in software, disabling 64 * it can reduce code size in some embedded targets. 65 */ 66 //#define MBEDTLS_NO_UDBL_DIVISION 67 68 /** 69 * \def MBEDTLS_NO_64BIT_MULTIPLICATION 70 * 71 * The platform lacks support for 32x32 -> 64-bit multiplication. 72 * 73 * Used in: 74 * library/poly1305.c 75 * 76 * Some parts of the library may use multiplication of two unsigned 32-bit 77 * operands with a 64-bit result in order to speed up computations. On some 78 * platforms, this is not available in hardware and has to be implemented in 79 * software, usually in a library provided by the toolchain. 80 * 81 * Sometimes it is not desirable to have to link to that library. This option 82 * removes the dependency of that library on platforms that lack a hardware 83 * 64-bit multiplier by embedding a software implementation in Mbed TLS. 84 * 85 * Note that depending on the compiler, this may decrease performance compared 86 * to using the library function provided by the toolchain. 87 */ 88 //#define MBEDTLS_NO_64BIT_MULTIPLICATION 89 90 /** 91 * \def MBEDTLS_HAVE_SSE2 92 * 93 * CPU supports SSE2 instruction set. 94 * 95 * Uncomment if the CPU supports SSE2 (IA-32 specific). 96 */ 97 //#define MBEDTLS_HAVE_SSE2 98 99 /** 100 * \def MBEDTLS_HAVE_TIME 101 * 102 * System has time.h and time(). 103 * The time does not need to be correct, only time differences are used, 104 * by contrast with MBEDTLS_HAVE_TIME_DATE 105 * 106 * Defining MBEDTLS_HAVE_TIME allows you to specify MBEDTLS_PLATFORM_TIME_ALT, 107 * MBEDTLS_PLATFORM_TIME_MACRO, MBEDTLS_PLATFORM_TIME_TYPE_MACRO and 108 * MBEDTLS_PLATFORM_STD_TIME. 109 * 110 * Comment if your system does not support time functions 111 */ 112 #define MBEDTLS_HAVE_TIME 113 114 /** 115 * \def MBEDTLS_HAVE_TIME_DATE 116 * 117 * System has time.h, time(), and an implementation for 118 * mbedtls_platform_gmtime_r() (see below). 119 * The time needs to be correct (not necesarily very accurate, but at least 120 * the date should be correct). This is used to verify the validity period of 121 * X.509 certificates. 122 * 123 * Comment if your system does not have a correct clock. 124 * 125 * \note mbedtls_platform_gmtime_r() is an abstraction in platform_util.h that 126 * behaves similarly to the gmtime_r() function from the C standard. Refer to 127 * the documentation for mbedtls_platform_gmtime_r() for more information. 128 * 129 * \note It is possible to configure an implementation for 130 * mbedtls_platform_gmtime_r() at compile-time by using the macro 131 * MBEDTLS_PLATFORM_GMTIME_R_ALT. 132 */ 133 #define MBEDTLS_HAVE_TIME_DATE 134 135 /** 136 * \def MBEDTLS_PLATFORM_MEMORY 137 * 138 * Enable the memory allocation layer. 139 * 140 * By default mbed TLS uses the system-provided calloc() and free(). 141 * This allows different allocators (self-implemented or provided) to be 142 * provided to the platform abstraction layer. 143 * 144 * Enabling MBEDTLS_PLATFORM_MEMORY without the 145 * MBEDTLS_PLATFORM_{FREE,CALLOC}_MACROs will provide 146 * "mbedtls_platform_set_calloc_free()" allowing you to set an alternative calloc() and 147 * free() function pointer at runtime. 148 * 149 * Enabling MBEDTLS_PLATFORM_MEMORY and specifying 150 * MBEDTLS_PLATFORM_{CALLOC,FREE}_MACROs will allow you to specify the 151 * alternate function at compile time. 152 * 153 * Requires: MBEDTLS_PLATFORM_C 154 * 155 * Enable this layer to allow use of alternative memory allocators. 156 */ 157 #define MBEDTLS_PLATFORM_MEMORY 158 159 /** 160 * \def MBEDTLS_PLATFORM_NO_STD_FUNCTIONS 161 * 162 * Do not assign standard functions in the platform layer (e.g. calloc() to 163 * MBEDTLS_PLATFORM_STD_CALLOC and printf() to MBEDTLS_PLATFORM_STD_PRINTF) 164 * 165 * This makes sure there are no linking errors on platforms that do not support 166 * these functions. You will HAVE to provide alternatives, either at runtime 167 * via the platform_set_xxx() functions or at compile time by setting 168 * the MBEDTLS_PLATFORM_STD_XXX defines, or enabling a 169 * MBEDTLS_PLATFORM_XXX_MACRO. 170 * 171 * Requires: MBEDTLS_PLATFORM_C 172 * 173 * Uncomment to prevent default assignment of standard functions in the 174 * platform layer. 175 */ 176 //#define MBEDTLS_PLATFORM_NO_STD_FUNCTIONS 177 178 /** 179 * \def MBEDTLS_PLATFORM_EXIT_ALT 180 * 181 * MBEDTLS_PLATFORM_XXX_ALT: Uncomment a macro to let mbed TLS support the 182 * function in the platform abstraction layer. 183 * 184 * Example: In case you uncomment MBEDTLS_PLATFORM_PRINTF_ALT, mbed TLS will 185 * provide a function "mbedtls_platform_set_printf()" that allows you to set an 186 * alternative printf function pointer. 187 * 188 * All these define require MBEDTLS_PLATFORM_C to be defined! 189 * 190 * \note MBEDTLS_PLATFORM_SNPRINTF_ALT is required on Windows; 191 * it will be enabled automatically by check_config.h 192 * 193 * \warning MBEDTLS_PLATFORM_XXX_ALT cannot be defined at the same time as 194 * MBEDTLS_PLATFORM_XXX_MACRO! 195 * 196 * Requires: MBEDTLS_PLATFORM_TIME_ALT requires MBEDTLS_HAVE_TIME 197 * 198 * Uncomment a macro to enable alternate implementation of specific base 199 * platform function 200 */ 201 //#define MBEDTLS_PLATFORM_EXIT_ALT 202 //#define MBEDTLS_PLATFORM_TIME_ALT 203 //#define MBEDTLS_PLATFORM_FPRINTF_ALT 204 //#define MBEDTLS_PLATFORM_PRINTF_ALT 205 //#define MBEDTLS_PLATFORM_SNPRINTF_ALT 206 //#define MBEDTLS_PLATFORM_NV_SEED_ALT 207 //#define MBEDTLS_PLATFORM_SETUP_TEARDOWN_ALT 208 209 /** 210 * \def MBEDTLS_DEPRECATED_WARNING 211 * 212 * Mark deprecated functions so that they generate a warning if used. 213 * Functions deprecated in one version will usually be removed in the next 214 * version. You can enable this to help you prepare the transition to a new 215 * major version by making sure your code is not using these functions. 216 * 217 * This only works with GCC and Clang. With other compilers, you may want to 218 * use MBEDTLS_DEPRECATED_REMOVED 219 * 220 * Uncomment to get warnings on using deprecated functions. 221 */ 222 //#define MBEDTLS_DEPRECATED_WARNING 223 224 /** 225 * \def MBEDTLS_DEPRECATED_REMOVED 226 * 227 * Remove deprecated functions so that they generate an error if used. 228 * Functions deprecated in one version will usually be removed in the next 229 * version. You can enable this to help you prepare the transition to a new 230 * major version by making sure your code is not using these functions. 231 * 232 * Uncomment to get errors on using deprecated functions. 233 */ 234 //#define MBEDTLS_DEPRECATED_REMOVED 235 236 /** 237 * \def MBEDTLS_CHECK_PARAMS 238 * 239 * This configuration option controls whether the library validates more of 240 * the parameters passed to it. 241 * 242 * When this flag is not defined, the library only attempts to validate an 243 * input parameter if: (1) they may come from the outside world (such as the 244 * network, the filesystem, etc.) or (2) not validating them could result in 245 * internal memory errors such as overflowing a buffer controlled by the 246 * library. On the other hand, it doesn't attempt to validate parameters whose 247 * values are fully controlled by the application (such as pointers). 248 * 249 * When this flag is defined, the library additionally attempts to validate 250 * parameters that are fully controlled by the application, and should always 251 * be valid if the application code is fully correct and trusted. 252 * 253 * For example, when a function accepts as input a pointer to a buffer that may 254 * contain untrusted data, and its documentation mentions that this pointer 255 * must not be NULL: 256 * - the pointer is checked to be non-NULL only if this option is enabled 257 * - the content of the buffer is always validated 258 * 259 * When this flag is defined, if a library function receives a parameter that 260 * is invalid, it will: 261 * - invoke the macro MBEDTLS_PARAM_FAILED() which by default expands to a 262 * call to the function mbedtls_param_failed() 263 * - immediately return (with a specific error code unless the function 264 * returns void and can't communicate an error). 265 * 266 * When defining this flag, you also need to: 267 * - either provide a definition of the function mbedtls_param_failed() in 268 * your application (see platform_util.h for its prototype) as the library 269 * calls that function, but does not provide a default definition for it, 270 * - or provide a different definition of the macro MBEDTLS_PARAM_FAILED() 271 * below if the above mechanism is not flexible enough to suit your needs. 272 * See the documentation of this macro later in this file. 273 * 274 * Uncomment to enable validation of application-controlled parameters. 275 */ 276 //#define MBEDTLS_CHECK_PARAMS 277 278 /* \} name SECTION: System support */ 279 280 /** 281 * \name SECTION: mbed TLS feature support 282 * 283 * This section sets support for features that are or are not needed 284 * within the modules that are enabled. 285 * \{ 286 */ 287 288 /** 289 * \def MBEDTLS_TIMING_ALT 290 * 291 * Uncomment to provide your own alternate implementation for mbedtls_timing_hardclock(), 292 * mbedtls_timing_get_timer(), mbedtls_set_alarm(), mbedtls_set/get_delay() 293 * 294 * Only works if you have MBEDTLS_TIMING_C enabled. 295 * 296 * You will need to provide a header "timing_alt.h" and an implementation at 297 * compile time. 298 */ 299 //#define MBEDTLS_TIMING_ALT 300 301 /** 302 * \def MBEDTLS_AES_ALT 303 * 304 * MBEDTLS__MODULE_NAME__ALT: Uncomment a macro to let mbed TLS use your 305 * alternate core implementation of a symmetric crypto, an arithmetic or hash 306 * module (e.g. platform specific assembly optimized implementations). Keep 307 * in mind that the function prototypes should remain the same. 308 * 309 * This replaces the whole module. If you only want to replace one of the 310 * functions, use one of the MBEDTLS__FUNCTION_NAME__ALT flags. 311 * 312 * Example: In case you uncomment MBEDTLS_AES_ALT, mbed TLS will no longer 313 * provide the "struct mbedtls_aes_context" definition and omit the base function 314 * declarations and implementations. "aes_alt.h" will be included from 315 * "aes.h" to include the new function definitions. 316 * 317 * Uncomment a macro to enable alternate implementation of the corresponding 318 * module. 319 * 320 * \warning MD2, MD4, MD5, ARC4, DES and SHA-1 are considered weak and their 321 * use constitutes a security risk. If possible, we recommend 322 * avoiding dependencies on them, and considering stronger message 323 * digests and ciphers instead. 324 * 325 */ 326 #define MBEDTLS_AES_ALT 327 //#define MBEDTLS_ARC4_ALT 328 //#define MBEDTLS_ARIA_ALT 329 //#define MBEDTLS_BLOWFISH_ALT 330 //#define MBEDTLS_CAMELLIA_ALT 331 #define MBEDTLS_CCM_ALT 332 #define MBEDTLS_GCM_ALT 333 #define MBEDTLS_CHACHA20_ALT 334 #define MBEDTLS_CHACHAPOLY_ALT 335 #define MBEDTLS_CMAC_ALT 336 //#define MBEDTLS_DES_ALT 337 //#define MBEDTLS_ECJPAKE_ALT 338 //#define MBEDTLS_XTEA_ALT 339 //#define MBEDTLS_NIST_KW_ALT 340 //#define MBEDTLS_MD2_ALT 341 //#define MBEDTLS_MD4_ALT 342 //#define MBEDTLS_MD5_ALT 343 #define MBEDTLS_POLY1305_ALT 344 //#define MBEDTLS_RIPEMD160_ALT 345 //#define MBEDTLS_RIPEMD160_ALT 346 #define MBEDTLS_SHA1_ALT 347 #define MBEDTLS_SHA256_ALT 348 //#define MBEDTLS_SHA512_ALT 349 #define MBEDTLS_RSA_ALT 350 #define MBEDTLS_DHM_ALT 351 //#define MBEDTLS_XTEA_ALT 352 353 /* 354 * When replacing the elliptic curve module, pleace consider, that it is 355 * implemented with two .c files: 356 * - ecp.c 357 * - ecp_curves.c 358 * You can replace them very much like all the other MBEDTLS__MODULE_NAME__ALT 359 * macros as described above. The only difference is that you have to make sure 360 * that you provide functionality for both .c files. 361 */ 362 //#define MBEDTLS_ECP_ALT 363 364 365 /** 366 * \def MBEDTLS_MD2_PROCESS_ALT 367 * 368 * MBEDTLS__FUNCTION_NAME__ALT: Uncomment a macro to let mbed TLS use you 369 * alternate core implementation of symmetric crypto or hash function. Keep in 370 * mind that function prototypes should remain the same. 371 * 372 * This replaces only one function. The header file from mbed TLS is still 373 * used, in contrast to the MBEDTLS__MODULE_NAME__ALT flags. 374 * 375 * Example: In case you uncomment MBEDTLS_SHA256_PROCESS_ALT, mbed TLS will 376 * no longer provide the mbedtls_sha1_process() function, but it will still provide 377 * the other function (using your mbedtls_sha1_process() function) and the definition 378 * of mbedtls_sha1_context, so your implementation of mbedtls_sha1_process must be compatible 379 * with this definition. 380 * 381 * \note Because of a signature change, the core AES encryption and decryption routines are 382 * currently named mbedtls_aes_internal_encrypt and mbedtls_aes_internal_decrypt, 383 * respectively. When setting up alternative implementations, these functions should 384 * be overriden, but the wrapper functions mbedtls_aes_decrypt and mbedtls_aes_encrypt 385 * must stay untouched. 386 * 387 * \note If you use the AES_xxx_ALT macros, then is is recommended to also set 388 * MBEDTLS_AES_ROM_TABLES in order to help the linker garbage-collect the AES 389 * tables. 390 * 391 * Uncomment a macro to enable alternate implementation of the corresponding 392 * function. 393 * 394 * \warning MD2, MD4, MD5, DES and SHA-1 are considered weak and their use 395 * constitutes a security risk. If possible, we recommend avoiding 396 * dependencies on them, and considering stronger message digests 397 * and ciphers instead. 398 * 399 */ 400 //#define MBEDTLS_MD2_PROCESS_ALT 401 //#define MBEDTLS_MD4_PROCESS_ALT 402 //#define MBEDTLS_MD5_PROCESS_ALT 403 //#define MBEDTLS_RIPEMD160_PROCESS_ALT 404 //#define MBEDTLS_SHA1_PROCESS_ALT 405 //#define MBEDTLS_SHA256_PROCESS_ALT 406 //#define MBEDTLS_SHA512_PROCESS_ALT 407 //#define MBEDTLS_DES_SETKEY_ALT 408 //#define MBEDTLS_DES_CRYPT_ECB_ALT 409 //#define MBEDTLS_DES3_CRYPT_ECB_ALT 410 //#define MBEDTLS_AES_SETKEY_ENC_ALT 411 //#define MBEDTLS_AES_SETKEY_DEC_ALT 412 //#define MBEDTLS_AES_ENCRYPT_ALT 413 //#define MBEDTLS_AES_DECRYPT_ALT 414 #define MBEDTLS_ECDH_GEN_PUBLIC_ALT 415 #define MBEDTLS_ECDH_COMPUTE_SHARED_ALT 416 #define MBEDTLS_ECDSA_VERIFY_ALT 417 #define MBEDTLS_ECDSA_SIGN_ALT 418 #define MBEDTLS_ECDSA_GENKEY_ALT 419 /** 420 * \def MBEDTLS_ECP_INTERNAL_ALT 421 * 422 * Expose a part of the internal interface of the Elliptic Curve Point module. 423 * 424 * MBEDTLS_ECP__FUNCTION_NAME__ALT: Uncomment a macro to let mbed TLS use your 425 * alternative core implementation of elliptic curve arithmetic. Keep in mind 426 * that function prototypes should remain the same. 427 * 428 * This partially replaces one function. The header file from mbed TLS is still 429 * used, in contrast to the MBEDTLS_ECP_ALT flag. The original implementation 430 * is still present and it is used for group structures not supported by the 431 * alternative. 432 * 433 * Any of these options become available by defining MBEDTLS_ECP_INTERNAL_ALT 434 * and implementing the following functions: 435 * unsigned char mbedtls_internal_ecp_grp_capable( 436 * const mbedtls_ecp_group *grp ) 437 * int mbedtls_internal_ecp_init( const mbedtls_ecp_group *grp ) 438 * void mbedtls_internal_ecp_free( const mbedtls_ecp_group *grp ) 439 * The mbedtls_internal_ecp_grp_capable function should return 1 if the 440 * replacement functions implement arithmetic for the given group and 0 441 * otherwise. 442 * The functions mbedtls_internal_ecp_init and mbedtls_internal_ecp_free are 443 * called before and after each point operation and provide an opportunity to 444 * implement optimized set up and tear down instructions. 445 * 446 * Example: In case you uncomment MBEDTLS_ECP_INTERNAL_ALT and 447 * MBEDTLS_ECP_DOUBLE_JAC_ALT, mbed TLS will still provide the ecp_double_jac 448 * function, but will use your mbedtls_internal_ecp_double_jac if the group is 449 * supported (your mbedtls_internal_ecp_grp_capable function returns 1 when 450 * receives it as an argument). If the group is not supported then the original 451 * implementation is used. The other functions and the definition of 452 * mbedtls_ecp_group and mbedtls_ecp_point will not change, so your 453 * implementation of mbedtls_internal_ecp_double_jac and 454 * mbedtls_internal_ecp_grp_capable must be compatible with this definition. 455 * 456 * Uncomment a macro to enable alternate implementation of the corresponding 457 * function. 458 */ 459 /* Required for all the functions in this section */ 460 //#define MBEDTLS_ECP_INTERNAL_ALT 461 /* Support for Weierstrass curves with Jacobi representation */ 462 //#define MBEDTLS_ECP_RANDOMIZE_JAC_ALT 463 //#define MBEDTLS_ECP_ADD_MIXED_ALT 464 //#define MBEDTLS_ECP_DOUBLE_JAC_ALT 465 //#define MBEDTLS_ECP_NORMALIZE_JAC_MANY_ALT 466 //#define MBEDTLS_ECP_NORMALIZE_JAC_ALT 467 /* Support for curves with Montgomery arithmetic */ 468 //#define MBEDTLS_ECP_DOUBLE_ADD_MXZ_ALT 469 //#define MBEDTLS_ECP_RANDOMIZE_MXZ_ALT 470 //#define MBEDTLS_ECP_NORMALIZE_MXZ_ALT 471 472 /** 473 * \def MBEDTLS_TEST_NULL_ENTROPY 474 * 475 * Enables testing and use of mbed TLS without any configured entropy sources. 476 * This permits use of the library on platforms before an entropy source has 477 * been integrated (see for example the MBEDTLS_ENTROPY_HARDWARE_ALT or the 478 * MBEDTLS_ENTROPY_NV_SEED switches). 479 * 480 * WARNING! This switch MUST be disabled in production builds, and is suitable 481 * only for development. 482 * Enabling the switch negates any security provided by the library. 483 * 484 * Requires MBEDTLS_ENTROPY_C, MBEDTLS_NO_DEFAULT_ENTROPY_SOURCES 485 * 486 */ 487 //#define MBEDTLS_TEST_NULL_ENTROPY 488 489 /** 490 * \def MBEDTLS_ENTROPY_HARDWARE_ALT 491 * 492 * Uncomment this macro to let mbed TLS use your own implementation of a 493 * hardware entropy collector. 494 * 495 * Your function must be called \c mbedtls_hardware_poll(), have the same 496 * prototype as declared in entropy_poll.h, and accept NULL as first argument. 497 * 498 * Uncomment to use your own hardware entropy collector. 499 */ 500 #define MBEDTLS_ENTROPY_HARDWARE_ALT 501 502 /** 503 * \def MBEDTLS_AES_ROM_TABLES 504 * 505 * Use precomputed AES tables stored in ROM. 506 * 507 * Uncomment this macro to use precomputed AES tables stored in ROM. 508 * Comment this macro to generate AES tables in RAM at runtime. 509 * 510 * Tradeoff: Using precomputed ROM tables reduces RAM usage by ~8kb 511 * (or ~2kb if \c MBEDTLS_AES_FEWER_TABLES is used) and reduces the 512 * initialization time before the first AES operation can be performed. 513 * It comes at the cost of additional ~8kb ROM use (resp. ~2kb if \c 514 * MBEDTLS_AES_FEWER_TABLES below is used), and potentially degraded 515 * performance if ROM access is slower than RAM access. 516 * 517 * This option is independent of \c MBEDTLS_AES_FEWER_TABLES. 518 * 519 */ 520 //#define MBEDTLS_AES_ROM_TABLES 521 522 /** 523 * \def MBEDTLS_AES_FEWER_TABLES 524 * 525 * Use less ROM/RAM for AES tables. 526 * 527 * Uncommenting this macro omits 75% of the AES tables from 528 * ROM / RAM (depending on the value of \c MBEDTLS_AES_ROM_TABLES) 529 * by computing their values on the fly during operations 530 * (the tables are entry-wise rotations of one another). 531 * 532 * Tradeoff: Uncommenting this reduces the RAM / ROM footprint 533 * by ~6kb but at the cost of more arithmetic operations during 534 * runtime. Specifically, one has to compare 4 accesses within 535 * different tables to 4 accesses with additional arithmetic 536 * operations within the same table. The performance gain/loss 537 * depends on the system and memory details. 538 * 539 * This option is independent of \c MBEDTLS_AES_ROM_TABLES. 540 * 541 */ 542 //#define MBEDTLS_AES_FEWER_TABLES 543 544 /** 545 * \def MBEDTLS_CAMELLIA_SMALL_MEMORY 546 * 547 * Use less ROM for the Camellia implementation (saves about 768 bytes). 548 * 549 * Uncomment this macro to use less memory for Camellia. 550 */ 551 //#define MBEDTLS_CAMELLIA_SMALL_MEMORY 552 553 /** 554 * \def MBEDTLS_CIPHER_MODE_CBC 555 * 556 * Enable Cipher Block Chaining mode (CBC) for symmetric ciphers. 557 */ 558 #define MBEDTLS_CIPHER_MODE_CBC 559 560 /** 561 * \def MBEDTLS_CIPHER_MODE_CFB 562 * 563 * Enable Cipher Feedback mode (CFB) for symmetric ciphers. 564 */ 565 #define MBEDTLS_CIPHER_MODE_CFB 566 567 /** 568 * \def MBEDTLS_CIPHER_MODE_CTR 569 * 570 * Enable Counter Block Cipher mode (CTR) for symmetric ciphers. 571 */ 572 #define MBEDTLS_CIPHER_MODE_CTR 573 574 /** 575 * \def MBEDTLS_CIPHER_MODE_OFB 576 * 577 * Enable Output Feedback mode (OFB) for symmetric ciphers. 578 */ 579 #define MBEDTLS_CIPHER_MODE_OFB 580 581 /** 582 * \def MBEDTLS_CIPHER_MODE_XTS 583 * 584 * Enable Xor-encrypt-xor with ciphertext stealing mode (XTS) for AES. 585 */ 586 //#define MBEDTLS_CIPHER_MODE_XTS 587 588 /** 589 * \def MBEDTLS_CIPHER_NULL_CIPHER 590 * 591 * Enable NULL cipher. 592 * Warning: Only do so when you know what you are doing. This allows for 593 * encryption or channels without any security! 594 * 595 * Requires MBEDTLS_ENABLE_WEAK_CIPHERSUITES as well to enable 596 * the following ciphersuites: 597 * MBEDTLS_TLS_ECDH_ECDSA_WITH_NULL_SHA 598 * MBEDTLS_TLS_ECDH_RSA_WITH_NULL_SHA 599 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_NULL_SHA 600 * MBEDTLS_TLS_ECDHE_RSA_WITH_NULL_SHA 601 * MBEDTLS_TLS_ECDHE_PSK_WITH_NULL_SHA384 602 * MBEDTLS_TLS_ECDHE_PSK_WITH_NULL_SHA256 603 * MBEDTLS_TLS_ECDHE_PSK_WITH_NULL_SHA 604 * MBEDTLS_TLS_DHE_PSK_WITH_NULL_SHA384 605 * MBEDTLS_TLS_DHE_PSK_WITH_NULL_SHA256 606 * MBEDTLS_TLS_DHE_PSK_WITH_NULL_SHA 607 * MBEDTLS_TLS_RSA_WITH_NULL_SHA256 608 * MBEDTLS_TLS_RSA_WITH_NULL_SHA 609 * MBEDTLS_TLS_RSA_WITH_NULL_MD5 610 * MBEDTLS_TLS_RSA_PSK_WITH_NULL_SHA384 611 * MBEDTLS_TLS_RSA_PSK_WITH_NULL_SHA256 612 * MBEDTLS_TLS_RSA_PSK_WITH_NULL_SHA 613 * MBEDTLS_TLS_PSK_WITH_NULL_SHA384 614 * MBEDTLS_TLS_PSK_WITH_NULL_SHA256 615 * MBEDTLS_TLS_PSK_WITH_NULL_SHA 616 * 617 * Uncomment this macro to enable the NULL cipher and ciphersuites 618 */ 619 //#define MBEDTLS_CIPHER_NULL_CIPHER 620 621 /** 622 * \def MBEDTLS_CIPHER_PADDING_PKCS7 623 * 624 * MBEDTLS_CIPHER_PADDING_XXX: Uncomment or comment macros to add support for 625 * specific padding modes in the cipher layer with cipher modes that support 626 * padding (e.g. CBC) 627 * 628 * If you disable all padding modes, only full blocks can be used with CBC. 629 * 630 * Enable padding modes in the cipher layer. 631 */ 632 #define MBEDTLS_CIPHER_PADDING_PKCS7 633 #define MBEDTLS_CIPHER_PADDING_ONE_AND_ZEROS 634 #define MBEDTLS_CIPHER_PADDING_ZEROS_AND_LEN 635 #define MBEDTLS_CIPHER_PADDING_ZEROS 636 637 /** 638 * \def MBEDTLS_ENABLE_WEAK_CIPHERSUITES 639 * 640 * Enable weak ciphersuites in SSL / TLS. 641 * Warning: Only do so when you know what you are doing. This allows for 642 * channels with virtually no security at all! 643 * 644 * This enables the following ciphersuites: 645 * MBEDTLS_TLS_RSA_WITH_DES_CBC_SHA 646 * MBEDTLS_TLS_DHE_RSA_WITH_DES_CBC_SHA 647 * 648 * Uncomment this macro to enable weak ciphersuites 649 * 650 * \warning DES is considered a weak cipher and its use constitutes a 651 * security risk. We recommend considering stronger ciphers instead. 652 */ 653 //#define MBEDTLS_ENABLE_WEAK_CIPHERSUITES 654 655 /** 656 * \def MBEDTLS_REMOVE_ARC4_CIPHERSUITES 657 * 658 * Remove RC4 ciphersuites by default in SSL / TLS. 659 * This flag removes the ciphersuites based on RC4 from the default list as 660 * returned by mbedtls_ssl_list_ciphersuites(). However, it is still possible to 661 * enable (some of) them with mbedtls_ssl_conf_ciphersuites() by including them 662 * explicitly. 663 * 664 * Uncomment this macro to remove RC4 ciphersuites by default. 665 */ 666 //#define MBEDTLS_REMOVE_ARC4_CIPHERSUITES 667 668 /** 669 * \def MBEDTLS_ECP_DP_SECP192R1_ENABLED 670 * 671 * MBEDTLS_ECP_XXXX_ENABLED: Enables specific curves within the Elliptic Curve 672 * module. By default all supported curves are enabled. 673 * 674 * Comment macros to disable the curve and functions for it 675 */ 676 #define MBEDTLS_ECP_DP_SECP192R1_ENABLED 677 #define MBEDTLS_ECP_DP_SECP224R1_ENABLED 678 #define MBEDTLS_ECP_DP_SECP256R1_ENABLED 679 #define MBEDTLS_ECP_DP_SECP384R1_ENABLED 680 #define MBEDTLS_ECP_DP_SECP521R1_ENABLED 681 #define MBEDTLS_ECP_DP_SECP192K1_ENABLED 682 #define MBEDTLS_ECP_DP_SECP224K1_ENABLED 683 #define MBEDTLS_ECP_DP_SECP256K1_ENABLED 684 /* CryptoCell only supports BP256R1 at this stage */ 685 #define MBEDTLS_ECP_DP_BP256R1_ENABLED 686 //#define MBEDTLS_ECP_DP_BP384R1_ENABLED 687 //#define MBEDTLS_ECP_DP_BP512R1_ENABLED 688 #define MBEDTLS_ECP_DP_CURVE25519_ENABLED 689 //#define MBEDTLS_ECP_DP_CURVE448_ENABLED 690 691 /** 692 * \def MBEDTLS_ECP_NIST_OPTIM 693 * 694 * Enable specific 'modulo p' routines for each NIST prime. 695 * Depending on the prime and architecture, makes operations 4 to 8 times 696 * faster on the corresponding curve. 697 * 698 * Comment this macro to disable NIST curves optimisation. 699 */ 700 #define MBEDTLS_ECP_NIST_OPTIM 701 702 /** 703 * \def MBEDTLS_ECP_RESTARTABLE 704 * 705 * Enable "non-blocking" ECC operations that can return early and be resumed. 706 * 707 * This allows various functions to pause by returning 708 * #MBEDTLS_ERR_ECP_IN_PROGRESS (or, for functions in the SSL module, 709 * #MBEDTLS_ERR_SSL_CRYPTO_IN_PROGRESS) and then be called later again in 710 * order to further progress and eventually complete their operation. This is 711 * controlled through mbedtls_ecp_set_max_ops() which limits the maximum 712 * number of ECC operations a function may perform before pausing; see 713 * mbedtls_ecp_set_max_ops() for more information. 714 * 715 * This is useful in non-threaded environments if you want to avoid blocking 716 * for too long on ECC (and, hence, X.509 or SSL/TLS) operations. 717 * 718 * Uncomment this macro to enable restartable ECC computations. 719 * 720 * \note This option only works with the default software implementation of 721 * elliptic curve functionality. It is incompatible with 722 * MBEDTLS_ECP_ALT, MBEDTLS_ECDH_XXX_ALT and MBEDTLS_ECDSA_XXX_ALT. 723 */ 724 //#define MBEDTLS_ECP_RESTARTABLE 725 726 /** 727 * \def MBEDTLS_ECDSA_DETERMINISTIC 728 * 729 * Enable deterministic ECDSA (RFC 6979). 730 * Standard ECDSA is "fragile" in the sense that lack of entropy when signing 731 * may result in a compromise of the long-term signing key. This is avoided by 732 * the deterministic variant. 733 * 734 * Requires: MBEDTLS_HMAC_DRBG_C 735 * 736 * Comment this macro to disable deterministic ECDSA. 737 */ 738 #define MBEDTLS_ECDSA_DETERMINISTIC 739 740 741 /** 742 * \def MBEDTLS_KEY_EXCHANGE_PSK_ENABLED 743 * 744 * Enable the PSK based ciphersuite modes in SSL / TLS. 745 * 746 * This enables the following ciphersuites (if other requisites are 747 * enabled as well): 748 * MBEDTLS_TLS_PSK_WITH_AES_256_GCM_SHA384 749 * MBEDTLS_TLS_PSK_WITH_AES_256_CBC_SHA384 750 * MBEDTLS_TLS_PSK_WITH_AES_256_CBC_SHA 751 * MBEDTLS_TLS_PSK_WITH_CAMELLIA_256_GCM_SHA384 752 * MBEDTLS_TLS_PSK_WITH_CAMELLIA_256_CBC_SHA384 753 * MBEDTLS_TLS_PSK_WITH_AES_128_GCM_SHA256 754 * MBEDTLS_TLS_PSK_WITH_AES_128_CBC_SHA256 755 * MBEDTLS_TLS_PSK_WITH_AES_128_CBC_SHA 756 * MBEDTLS_TLS_PSK_WITH_CAMELLIA_128_GCM_SHA256 757 * MBEDTLS_TLS_PSK_WITH_CAMELLIA_128_CBC_SHA256 758 * MBEDTLS_TLS_PSK_WITH_3DES_EDE_CBC_SHA 759 * MBEDTLS_TLS_PSK_WITH_RC4_128_SHA 760 */ 761 //#define MBEDTLS_KEY_EXCHANGE_PSK_ENABLED 762 763 /** 764 * \def MBEDTLS_KEY_EXCHANGE_DHE_PSK_ENABLED 765 * 766 * Enable the DHE-PSK based ciphersuite modes in SSL / TLS. 767 * 768 * Requires: MBEDTLS_DHM_C 769 * 770 * This enables the following ciphersuites (if other requisites are 771 * enabled as well): 772 * MBEDTLS_TLS_DHE_PSK_WITH_AES_256_GCM_SHA384 773 * MBEDTLS_TLS_DHE_PSK_WITH_AES_256_CBC_SHA384 774 * MBEDTLS_TLS_DHE_PSK_WITH_AES_256_CBC_SHA 775 * MBEDTLS_TLS_DHE_PSK_WITH_CAMELLIA_256_GCM_SHA384 776 * MBEDTLS_TLS_DHE_PSK_WITH_CAMELLIA_256_CBC_SHA384 777 * MBEDTLS_TLS_DHE_PSK_WITH_AES_128_GCM_SHA256 778 * MBEDTLS_TLS_DHE_PSK_WITH_AES_128_CBC_SHA256 779 * MBEDTLS_TLS_DHE_PSK_WITH_AES_128_CBC_SHA 780 * MBEDTLS_TLS_DHE_PSK_WITH_CAMELLIA_128_GCM_SHA256 781 * MBEDTLS_TLS_DHE_PSK_WITH_CAMELLIA_128_CBC_SHA256 782 * MBEDTLS_TLS_DHE_PSK_WITH_3DES_EDE_CBC_SHA 783 * MBEDTLS_TLS_DHE_PSK_WITH_RC4_128_SHA 784 * 785 * \warning Using DHE constitutes a security risk as it 786 * is not possible to validate custom DH parameters. 787 * If possible, it is recommended users should consider 788 * preferring other methods of key exchange. 789 * See dhm.h for more details. 790 * 791 */ 792 //#define MBEDTLS_KEY_EXCHANGE_DHE_PSK_ENABLED 793 794 /** 795 * \def MBEDTLS_KEY_EXCHANGE_ECDHE_PSK_ENABLED 796 * 797 * Enable the ECDHE-PSK based ciphersuite modes in SSL / TLS. 798 * 799 * Requires: MBEDTLS_ECDH_C 800 * 801 * This enables the following ciphersuites (if other requisites are 802 * enabled as well): 803 * MBEDTLS_TLS_ECDHE_PSK_WITH_AES_256_CBC_SHA384 804 * MBEDTLS_TLS_ECDHE_PSK_WITH_AES_256_CBC_SHA 805 * MBEDTLS_TLS_ECDHE_PSK_WITH_CAMELLIA_256_CBC_SHA384 806 * MBEDTLS_TLS_ECDHE_PSK_WITH_AES_128_CBC_SHA256 807 * MBEDTLS_TLS_ECDHE_PSK_WITH_AES_128_CBC_SHA 808 * MBEDTLS_TLS_ECDHE_PSK_WITH_CAMELLIA_128_CBC_SHA256 809 * MBEDTLS_TLS_ECDHE_PSK_WITH_3DES_EDE_CBC_SHA 810 * MBEDTLS_TLS_ECDHE_PSK_WITH_RC4_128_SHA 811 */ 812 //#define MBEDTLS_KEY_EXCHANGE_ECDHE_PSK_ENABLED 813 814 /** 815 * \def MBEDTLS_KEY_EXCHANGE_RSA_PSK_ENABLED 816 * 817 * Enable the RSA-PSK based ciphersuite modes in SSL / TLS. 818 * 819 * Requires: MBEDTLS_RSA_C, MBEDTLS_PKCS1_V15, 820 * MBEDTLS_X509_CRT_PARSE_C 821 * 822 * This enables the following ciphersuites (if other requisites are 823 * enabled as well): 824 * MBEDTLS_TLS_RSA_PSK_WITH_AES_256_GCM_SHA384 825 * MBEDTLS_TLS_RSA_PSK_WITH_AES_256_CBC_SHA384 826 * MBEDTLS_TLS_RSA_PSK_WITH_AES_256_CBC_SHA 827 * MBEDTLS_TLS_RSA_PSK_WITH_CAMELLIA_256_GCM_SHA384 828 * MBEDTLS_TLS_RSA_PSK_WITH_CAMELLIA_256_CBC_SHA384 829 * MBEDTLS_TLS_RSA_PSK_WITH_AES_128_GCM_SHA256 830 * MBEDTLS_TLS_RSA_PSK_WITH_AES_128_CBC_SHA256 831 * MBEDTLS_TLS_RSA_PSK_WITH_AES_128_CBC_SHA 832 * MBEDTLS_TLS_RSA_PSK_WITH_CAMELLIA_128_GCM_SHA256 833 * MBEDTLS_TLS_RSA_PSK_WITH_CAMELLIA_128_CBC_SHA256 834 * MBEDTLS_TLS_RSA_PSK_WITH_3DES_EDE_CBC_SHA 835 * MBEDTLS_TLS_RSA_PSK_WITH_RC4_128_SHA 836 */ 837 //#define MBEDTLS_KEY_EXCHANGE_RSA_PSK_ENABLED 838 839 /** 840 * \def MBEDTLS_KEY_EXCHANGE_RSA_ENABLED 841 * 842 * Enable the RSA-only based ciphersuite modes in SSL / TLS. 843 * 844 * Requires: MBEDTLS_RSA_C, MBEDTLS_PKCS1_V15, 845 * MBEDTLS_X509_CRT_PARSE_C 846 * 847 * This enables the following ciphersuites (if other requisites are 848 * enabled as well): 849 * MBEDTLS_TLS_RSA_WITH_AES_256_GCM_SHA384 850 * MBEDTLS_TLS_RSA_WITH_AES_256_CBC_SHA256 851 * MBEDTLS_TLS_RSA_WITH_AES_256_CBC_SHA 852 * MBEDTLS_TLS_RSA_WITH_CAMELLIA_256_GCM_SHA384 853 * MBEDTLS_TLS_RSA_WITH_CAMELLIA_256_CBC_SHA256 854 * MBEDTLS_TLS_RSA_WITH_CAMELLIA_256_CBC_SHA 855 * MBEDTLS_TLS_RSA_WITH_AES_128_GCM_SHA256 856 * MBEDTLS_TLS_RSA_WITH_AES_128_CBC_SHA256 857 * MBEDTLS_TLS_RSA_WITH_AES_128_CBC_SHA 858 * MBEDTLS_TLS_RSA_WITH_CAMELLIA_128_GCM_SHA256 859 * MBEDTLS_TLS_RSA_WITH_CAMELLIA_128_CBC_SHA256 860 * MBEDTLS_TLS_RSA_WITH_CAMELLIA_128_CBC_SHA 861 * MBEDTLS_TLS_RSA_WITH_3DES_EDE_CBC_SHA 862 * MBEDTLS_TLS_RSA_WITH_RC4_128_SHA 863 * MBEDTLS_TLS_RSA_WITH_RC4_128_MD5 864 */ 865 //#define MBEDTLS_KEY_EXCHANGE_RSA_ENABLED 866 867 /** 868 * \def MBEDTLS_KEY_EXCHANGE_DHE_RSA_ENABLED 869 * 870 * Enable the DHE-RSA based ciphersuite modes in SSL / TLS. 871 * 872 * Requires: MBEDTLS_DHM_C, MBEDTLS_RSA_C, MBEDTLS_PKCS1_V15, 873 * MBEDTLS_X509_CRT_PARSE_C 874 * 875 * This enables the following ciphersuites (if other requisites are 876 * enabled as well): 877 * MBEDTLS_TLS_DHE_RSA_WITH_AES_256_GCM_SHA384 878 * MBEDTLS_TLS_DHE_RSA_WITH_AES_256_CBC_SHA256 879 * MBEDTLS_TLS_DHE_RSA_WITH_AES_256_CBC_SHA 880 * MBEDTLS_TLS_DHE_RSA_WITH_CAMELLIA_256_GCM_SHA384 881 * MBEDTLS_TLS_DHE_RSA_WITH_CAMELLIA_256_CBC_SHA256 882 * MBEDTLS_TLS_DHE_RSA_WITH_CAMELLIA_256_CBC_SHA 883 * MBEDTLS_TLS_DHE_RSA_WITH_AES_128_GCM_SHA256 884 * MBEDTLS_TLS_DHE_RSA_WITH_AES_128_CBC_SHA256 885 * MBEDTLS_TLS_DHE_RSA_WITH_AES_128_CBC_SHA 886 * MBEDTLS_TLS_DHE_RSA_WITH_CAMELLIA_128_GCM_SHA256 887 * MBEDTLS_TLS_DHE_RSA_WITH_CAMELLIA_128_CBC_SHA256 888 * MBEDTLS_TLS_DHE_RSA_WITH_CAMELLIA_128_CBC_SHA 889 * MBEDTLS_TLS_DHE_RSA_WITH_3DES_EDE_CBC_SHA 890 * 891 * \warning Using DHE constitutes a security risk as it 892 * is not possible to validate custom DH parameters. 893 * If possible, it is recommended users should consider 894 * preferring other methods of key exchange. 895 * See dhm.h for more details. 896 * 897 */ 898 //#define MBEDTLS_KEY_EXCHANGE_DHE_RSA_ENABLED 899 900 /** 901 * \def MBEDTLS_KEY_EXCHANGE_ECDHE_RSA_ENABLED 902 * 903 * Enable the ECDHE-RSA based ciphersuite modes in SSL / TLS. 904 * 905 * Requires: MBEDTLS_ECDH_C, MBEDTLS_RSA_C, MBEDTLS_PKCS1_V15, 906 * MBEDTLS_X509_CRT_PARSE_C 907 * 908 * This enables the following ciphersuites (if other requisites are 909 * enabled as well): 910 * MBEDTLS_TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 911 * MBEDTLS_TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384 912 * MBEDTLS_TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA 913 * MBEDTLS_TLS_ECDHE_RSA_WITH_CAMELLIA_256_GCM_SHA384 914 * MBEDTLS_TLS_ECDHE_RSA_WITH_CAMELLIA_256_CBC_SHA384 915 * MBEDTLS_TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256 916 * MBEDTLS_TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256 917 * MBEDTLS_TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA 918 * MBEDTLS_TLS_ECDHE_RSA_WITH_CAMELLIA_128_GCM_SHA256 919 * MBEDTLS_TLS_ECDHE_RSA_WITH_CAMELLIA_128_CBC_SHA256 920 * MBEDTLS_TLS_ECDHE_RSA_WITH_3DES_EDE_CBC_SHA 921 * MBEDTLS_TLS_ECDHE_RSA_WITH_RC4_128_SHA 922 */ 923 //#define MBEDTLS_KEY_EXCHANGE_ECDHE_RSA_ENABLED 924 925 /** 926 * \def MBEDTLS_KEY_EXCHANGE_ECDHE_ECDSA_ENABLED 927 * 928 * Enable the ECDHE-ECDSA based ciphersuite modes in SSL / TLS. 929 * 930 * Requires: MBEDTLS_ECDH_C, MBEDTLS_ECDSA_C, MBEDTLS_X509_CRT_PARSE_C, 931 * 932 * This enables the following ciphersuites (if other requisites are 933 * enabled as well): 934 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384 935 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA384 936 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA 937 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_CAMELLIA_256_GCM_SHA384 938 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_CAMELLIA_256_CBC_SHA384 939 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256 940 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA256 941 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA 942 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_CAMELLIA_128_GCM_SHA256 943 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_CAMELLIA_128_CBC_SHA256 944 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_3DES_EDE_CBC_SHA 945 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_RC4_128_SHA 946 */ 947 //#define MBEDTLS_KEY_EXCHANGE_ECDHE_ECDSA_ENABLED 948 949 /** 950 * \def MBEDTLS_KEY_EXCHANGE_ECDH_ECDSA_ENABLED 951 * 952 * Enable the ECDH-ECDSA based ciphersuite modes in SSL / TLS. 953 * 954 * Requires: MBEDTLS_ECDH_C, MBEDTLS_X509_CRT_PARSE_C 955 * 956 * This enables the following ciphersuites (if other requisites are 957 * enabled as well): 958 * MBEDTLS_TLS_ECDH_ECDSA_WITH_RC4_128_SHA 959 * MBEDTLS_TLS_ECDH_ECDSA_WITH_3DES_EDE_CBC_SHA 960 * MBEDTLS_TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA 961 * MBEDTLS_TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA 962 * MBEDTLS_TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA256 963 * MBEDTLS_TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA384 964 * MBEDTLS_TLS_ECDH_ECDSA_WITH_AES_128_GCM_SHA256 965 * MBEDTLS_TLS_ECDH_ECDSA_WITH_AES_256_GCM_SHA384 966 * MBEDTLS_TLS_ECDH_ECDSA_WITH_CAMELLIA_128_CBC_SHA256 967 * MBEDTLS_TLS_ECDH_ECDSA_WITH_CAMELLIA_256_CBC_SHA384 968 * MBEDTLS_TLS_ECDH_ECDSA_WITH_CAMELLIA_128_GCM_SHA256 969 * MBEDTLS_TLS_ECDH_ECDSA_WITH_CAMELLIA_256_GCM_SHA384 970 */ 971 //#define MBEDTLS_KEY_EXCHANGE_ECDH_ECDSA_ENABLED 972 973 /** 974 * \def MBEDTLS_KEY_EXCHANGE_ECDH_RSA_ENABLED 975 * 976 * Enable the ECDH-RSA based ciphersuite modes in SSL / TLS. 977 * 978 * Requires: MBEDTLS_ECDH_C, MBEDTLS_X509_CRT_PARSE_C 979 * 980 * This enables the following ciphersuites (if other requisites are 981 * enabled as well): 982 * MBEDTLS_TLS_ECDH_RSA_WITH_RC4_128_SHA 983 * MBEDTLS_TLS_ECDH_RSA_WITH_3DES_EDE_CBC_SHA 984 * MBEDTLS_TLS_ECDH_RSA_WITH_AES_128_CBC_SHA 985 * MBEDTLS_TLS_ECDH_RSA_WITH_AES_256_CBC_SHA 986 * MBEDTLS_TLS_ECDH_RSA_WITH_AES_128_CBC_SHA256 987 * MBEDTLS_TLS_ECDH_RSA_WITH_AES_256_CBC_SHA384 988 * MBEDTLS_TLS_ECDH_RSA_WITH_AES_128_GCM_SHA256 989 * MBEDTLS_TLS_ECDH_RSA_WITH_AES_256_GCM_SHA384 990 * MBEDTLS_TLS_ECDH_RSA_WITH_CAMELLIA_128_CBC_SHA256 991 * MBEDTLS_TLS_ECDH_RSA_WITH_CAMELLIA_256_CBC_SHA384 992 * MBEDTLS_TLS_ECDH_RSA_WITH_CAMELLIA_128_GCM_SHA256 993 * MBEDTLS_TLS_ECDH_RSA_WITH_CAMELLIA_256_GCM_SHA384 994 */ 995 //#define MBEDTLS_KEY_EXCHANGE_ECDH_RSA_ENABLED 996 997 /** 998 * \def MBEDTLS_KEY_EXCHANGE_ECJPAKE_ENABLED 999 * 1000 * Enable the ECJPAKE based ciphersuite modes in SSL / TLS. 1001 * 1002 * \warning This is currently experimental. EC J-PAKE support is based on the 1003 * Thread v1.0.0 specification; incompatible changes to the specification 1004 * might still happen. For this reason, this is disabled by default. 1005 * 1006 * Requires: MBEDTLS_ECJPAKE_C 1007 * MBEDTLS_SHA256_C 1008 * MBEDTLS_ECP_DP_SECP256R1_ENABLED 1009 * 1010 * This enables the following ciphersuites (if other requisites are 1011 * enabled as well): 1012 * MBEDTLS_TLS_ECJPAKE_WITH_AES_128_CCM_8 1013 */ 1014 //#define MBEDTLS_KEY_EXCHANGE_ECJPAKE_ENABLED 1015 1016 /** 1017 * \def MBEDTLS_PK_PARSE_EC_EXTENDED 1018 * 1019 * Enhance support for reading EC keys using variants of SEC1 not allowed by 1020 * RFC 5915 and RFC 5480. 1021 * 1022 * Currently this means parsing the SpecifiedECDomain choice of EC 1023 * parameters (only known groups are supported, not arbitrary domains, to 1024 * avoid validation issues). 1025 * 1026 * Disable if you only need to support RFC 5915 + 5480 key formats. 1027 */ 1028 //#define MBEDTLS_PK_PARSE_EC_EXTENDED 1029 1030 /** 1031 * \def MBEDTLS_ERROR_STRERROR_DUMMY 1032 * 1033 * Enable a dummy error function to make use of mbedtls_strerror() in 1034 * third party libraries easier when MBEDTLS_ERROR_C is disabled 1035 * (no effect when MBEDTLS_ERROR_C is enabled). 1036 * 1037 * You can safely disable this if MBEDTLS_ERROR_C is enabled, or if you're 1038 * not using mbedtls_strerror() or error_strerror() in your application. 1039 * 1040 * Disable if you run into name conflicts and want to really remove the 1041 * mbedtls_strerror() 1042 */ 1043 #define MBEDTLS_ERROR_STRERROR_DUMMY 1044 1045 /** 1046 * \def MBEDTLS_GENPRIME 1047 * 1048 * Enable the prime-number generation code. 1049 * 1050 * Requires: MBEDTLS_BIGNUM_C 1051 */ 1052 #define MBEDTLS_GENPRIME 1053 1054 /** 1055 * \def MBEDTLS_FS_IO 1056 * 1057 * Enable functions that use the filesystem. 1058 */ 1059 //#define MBEDTLS_FS_IO 1060 1061 /** 1062 * \def MBEDTLS_NO_DEFAULT_ENTROPY_SOURCES 1063 * 1064 * Do not add default entropy sources. These are the platform specific, 1065 * mbedtls_timing_hardclock and HAVEGE based poll functions. 1066 * 1067 * This is useful to have more control over the added entropy sources in an 1068 * application. 1069 * 1070 * Uncomment this macro to prevent loading of default entropy functions. 1071 */ 1072 //#define MBEDTLS_NO_DEFAULT_ENTROPY_SOURCES 1073 1074 /** 1075 * \def MBEDTLS_NO_PLATFORM_ENTROPY 1076 * 1077 * Do not use built-in platform entropy functions. 1078 * This is useful if your platform does not support 1079 * standards like the /dev/urandom or Windows CryptoAPI. 1080 * 1081 * Uncomment this macro to disable the built-in platform entropy functions. 1082 */ 1083 #define MBEDTLS_NO_PLATFORM_ENTROPY 1084 1085 /** 1086 * \def MBEDTLS_ENTROPY_FORCE_SHA256 1087 * 1088 * Force the entropy accumulator to use a SHA-256 accumulator instead of the 1089 * default SHA-512 based one (if both are available). 1090 * 1091 * Requires: MBEDTLS_SHA256_C 1092 * 1093 * On 32-bit systems SHA-256 can be much faster than SHA-512. Use this option 1094 * if you have performance concerns. 1095 * 1096 * This option is only useful if both MBEDTLS_SHA256_C and 1097 * MBEDTLS_SHA512_C are defined. Otherwise the available hash module is used. 1098 */ 1099 //#define MBEDTLS_ENTROPY_FORCE_SHA256 1100 1101 /** 1102 * \def MBEDTLS_ENTROPY_NV_SEED 1103 * 1104 * Enable the non-volatile (NV) seed file-based entropy source. 1105 * (Also enables the NV seed read/write functions in the platform layer) 1106 * 1107 * This is crucial (if not required) on systems that do not have a 1108 * cryptographic entropy source (in hardware or kernel) available. 1109 * 1110 * Requires: MBEDTLS_ENTROPY_C, MBEDTLS_PLATFORM_C 1111 * 1112 * \note The read/write functions that are used by the entropy source are 1113 * determined in the platform layer, and can be modified at runtime and/or 1114 * compile-time depending on the flags (MBEDTLS_PLATFORM_NV_SEED_*) used. 1115 * 1116 * \note If you use the default implementation functions that read a seedfile 1117 * with regular fopen(), please make sure you make a seedfile with the 1118 * proper name (defined in MBEDTLS_PLATFORM_STD_NV_SEED_FILE) and at 1119 * least MBEDTLS_ENTROPY_BLOCK_SIZE bytes in size that can be read from 1120 * and written to or you will get an entropy source error! The default 1121 * implementation will only use the first MBEDTLS_ENTROPY_BLOCK_SIZE 1122 * bytes from the file. 1123 * 1124 * \note The entropy collector will write to the seed file before entropy is 1125 * given to an external source, to update it. 1126 */ 1127 //#define MBEDTLS_ENTROPY_NV_SEED 1128 1129 /** 1130 * \def MBEDTLS_MEMORY_DEBUG 1131 * 1132 * Enable debugging of buffer allocator memory issues. Automatically prints 1133 * (to stderr) all (fatal) messages on memory allocation issues. Enables 1134 * function for 'debug output' of allocated memory. 1135 * 1136 * Requires: MBEDTLS_MEMORY_BUFFER_ALLOC_C 1137 * 1138 * Uncomment this macro to let the buffer allocator print out error messages. 1139 */ 1140 //#define MBEDTLS_MEMORY_DEBUG 1141 1142 /** 1143 * \def MBEDTLS_MEMORY_BACKTRACE 1144 * 1145 * Include backtrace information with each allocated block. 1146 * 1147 * Requires: MBEDTLS_MEMORY_BUFFER_ALLOC_C 1148 * GLIBC-compatible backtrace() an backtrace_symbols() support 1149 * 1150 * Uncomment this macro to include backtrace information 1151 */ 1152 //#define MBEDTLS_MEMORY_BACKTRACE 1153 1154 /** 1155 * \def MBEDTLS_PK_RSA_ALT_SUPPORT 1156 * 1157 * Support external private RSA keys (eg from a HSM) in the PK layer. 1158 * 1159 * Comment this macro to disable support for external private RSA keys. 1160 */ 1161 //#define MBEDTLS_PK_RSA_ALT_SUPPORT 1162 1163 /** 1164 * \def MBEDTLS_PKCS1_V15 1165 * 1166 * Enable support for PKCS#1 v1.5 encoding. 1167 * 1168 * Requires: MBEDTLS_RSA_C 1169 * 1170 * This enables support for PKCS#1 v1.5 operations. 1171 */ 1172 #define MBEDTLS_PKCS1_V15 1173 1174 /** 1175 * \def MBEDTLS_PKCS1_V21 1176 * 1177 * Enable support for PKCS#1 v2.1 encoding. 1178 * 1179 * Requires: MBEDTLS_MD_C, MBEDTLS_RSA_C 1180 * 1181 * This enables support for RSAES-OAEP and RSASSA-PSS operations. 1182 */ 1183 #define MBEDTLS_PKCS1_V21 1184 1185 /** 1186 * \def MBEDTLS_PSA_CRYPTO_SPM 1187 * 1188 * When MBEDTLS_PSA_CRYPTO_SPM is defined, the code is built for SPM (Secure 1189 * Partition Manager) integration which separates the code into two parts: a 1190 * NSPE (Non-Secure Process Environment) and an SPE (Secure Process 1191 * Environment). 1192 * 1193 * Module: library/psa_crypto.c 1194 * Requires: MBEDTLS_PSA_CRYPTO_C 1195 * 1196 */ 1197 #define MBEDTLS_PSA_CRYPTO_SPM 1198 1199 /** 1200 * \def MBEDTLS_PSA_HAS_ITS_IO 1201 * 1202 * Enable the non-volatile secure storage usage. 1203 * 1204 * This is crucial on systems that do not have a HW TRNG support. 1205 * 1206 */ 1207 //#define MBEDTLS_PSA_HAS_ITS_IO 1208 1209 /** 1210 * \def MBEDTLS_RSA_NO_CRT 1211 * 1212 * Do not use the Chinese Remainder Theorem for the RSA private operation. 1213 * 1214 * Uncomment this macro to disable the use of CRT in RSA. 1215 * 1216 */ 1217 //#define MBEDTLS_RSA_NO_CRT 1218 1219 /** 1220 * \def MBEDTLS_SELF_TEST 1221 * 1222 * Enable the checkup functions (*_self_test). 1223 */ 1224 #define MBEDTLS_SELF_TEST 1225 1226 /** 1227 * \def MBEDTLS_SHA256_SMALLER 1228 * 1229 * Enable an implementation of SHA-256 that has lower ROM footprint but also 1230 * lower performance. 1231 * 1232 * The default implementation is meant to be a reasonnable compromise between 1233 * performance and size. This version optimizes more aggressively for size at 1234 * the expense of performance. Eg on Cortex-M4 it reduces the size of 1235 * mbedtls_sha256_process() from ~2KB to ~0.5KB for a performance hit of about 1236 * 30%. 1237 * 1238 * Uncomment to enable the smaller implementation of SHA256. 1239 */ 1240 //#define MBEDTLS_SHA256_SMALLER 1241 1242 /** 1243 * \def MBEDTLS_SSL_ALL_ALERT_MESSAGES 1244 * 1245 * Enable sending of alert messages in case of encountered errors as per RFC. 1246 * If you choose not to send the alert messages, mbed TLS can still communicate 1247 * with other servers, only debugging of failures is harder. 1248 * 1249 * The advantage of not sending alert messages, is that no information is given 1250 * about reasons for failures thus preventing adversaries of gaining intel. 1251 * 1252 * Enable sending of all alert messages 1253 */ 1254 //#define MBEDTLS_SSL_ALL_ALERT_MESSAGES 1255 /** 1256 * \def MBEDTLS_SSL_ASYNC_PRIVATE 1257 * 1258 * Enable asynchronous external private key operations in SSL. This allows 1259 * you to configure an SSL connection to call an external cryptographic 1260 * module to perform private key operations instead of performing the 1261 * operation inside the library. 1262 * 1263 */ 1264 //#define MBEDTLS_SSL_ASYNC_PRIVATE 1265 1266 /** 1267 * \def MBEDTLS_SSL_DEBUG_ALL 1268 * 1269 * Enable the debug messages in SSL module for all issues. 1270 * Debug messages have been disabled in some places to prevent timing 1271 * attacks due to (unbalanced) debugging function calls. 1272 * 1273 * If you need all error reporting you should enable this during debugging, 1274 * but remove this for production servers that should log as well. 1275 * 1276 * Uncomment this macro to report all debug messages on errors introducing 1277 * a timing side-channel. 1278 * 1279 */ 1280 //#define MBEDTLS_SSL_DEBUG_ALL 1281 1282 /** \def MBEDTLS_SSL_ENCRYPT_THEN_MAC 1283 * 1284 * Enable support for Encrypt-then-MAC, RFC 7366. 1285 * 1286 * This allows peers that both support it to use a more robust protection for 1287 * ciphersuites using CBC, providing deep resistance against timing attacks 1288 * on the padding or underlying cipher. 1289 * 1290 * This only affects CBC ciphersuites, and is useless if none is defined. 1291 * 1292 * Requires: MBEDTLS_SSL_PROTO_TLS1 or 1293 * MBEDTLS_SSL_PROTO_TLS1_1 or 1294 * MBEDTLS_SSL_PROTO_TLS1_2 1295 * 1296 * Comment this macro to disable support for Encrypt-then-MAC 1297 */ 1298 //#define MBEDTLS_SSL_ENCRYPT_THEN_MAC 1299 1300 /** \def MBEDTLS_SSL_EXTENDED_MASTER_SECRET 1301 * 1302 * Enable support for Extended Master Secret, aka Session Hash 1303 * (draft-ietf-tls-session-hash-02). 1304 * 1305 * This was introduced as "the proper fix" to the Triple Handshake familiy of 1306 * attacks, but it is recommended to always use it (even if you disable 1307 * renegotiation), since it actually fixes a more fundamental issue in the 1308 * original SSL/TLS design, and has implications beyond Triple Handshake. 1309 * 1310 * Requires: MBEDTLS_SSL_PROTO_TLS1 or 1311 * MBEDTLS_SSL_PROTO_TLS1_1 or 1312 * MBEDTLS_SSL_PROTO_TLS1_2 1313 * 1314 * Comment this macro to disable support for Extended Master Secret. 1315 */ 1316 //#define MBEDTLS_SSL_EXTENDED_MASTER_SECRET 1317 1318 /** 1319 * \def MBEDTLS_SSL_FALLBACK_SCSV 1320 * 1321 * Enable support for FALLBACK_SCSV (draft-ietf-tls-downgrade-scsv-00). 1322 * 1323 * For servers, it is recommended to always enable this, unless you support 1324 * only one version of TLS, or know for sure that none of your clients 1325 * implements a fallback strategy. 1326 * 1327 * For clients, you only need this if you're using a fallback strategy, which 1328 * is not recommended in the first place, unless you absolutely need it to 1329 * interoperate with buggy (version-intolerant) servers. 1330 * 1331 * Comment this macro to disable support for FALLBACK_SCSV 1332 */ 1333 //#define MBEDTLS_SSL_FALLBACK_SCSV 1334 1335 /** 1336 * \def MBEDTLS_SSL_HW_RECORD_ACCEL 1337 * 1338 * Enable hooking functions in SSL module for hardware acceleration of 1339 * individual records. 1340 * 1341 * Uncomment this macro to enable hooking functions. 1342 */ 1343 //#define MBEDTLS_SSL_HW_RECORD_ACCEL 1344 1345 /** 1346 * \def MBEDTLS_SSL_CBC_RECORD_SPLITTING 1347 * 1348 * Enable 1/n-1 record splitting for CBC mode in SSLv3 and TLS 1.0. 1349 * 1350 * This is a countermeasure to the BEAST attack, which also minimizes the risk 1351 * of interoperability issues compared to sending 0-length records. 1352 * 1353 * Comment this macro to disable 1/n-1 record splitting. 1354 */ 1355 //#define MBEDTLS_SSL_CBC_RECORD_SPLITTING 1356 1357 /** 1358 * \def MBEDTLS_SSL_RENEGOTIATION 1359 * 1360 * Enable support for TLS renegotiation. 1361 * 1362 * The two main uses of renegotiation are (1) refresh keys on long-lived 1363 * connections and (2) client authentication after the initial handshake. 1364 * If you don't need renegotiation, it's probably better to disable it, since 1365 * it has been associated with security issues in the past and is easy to 1366 * misuse/misunderstand. 1367 * 1368 * Comment this to disable support for renegotiation. 1369 * 1370 * \note Even if this option is disabled, both client and server are aware 1371 * of the Renegotiation Indication Extension (RFC 5746) used to 1372 * prevent the SSL renegotiation attack (see RFC 5746 Sect. 1). 1373 * (See \c mbedtls_ssl_conf_legacy_renegotiation for the 1374 * configuration of this extension). 1375 * 1376 */ 1377 //#define MBEDTLS_SSL_RENEGOTIATION 1378 1379 /** 1380 * \def MBEDTLS_SSL_SRV_SUPPORT_SSLV2_CLIENT_HELLO 1381 * 1382 * Enable support for receiving and parsing SSLv2 Client Hello messages for the 1383 * SSL Server module (MBEDTLS_SSL_SRV_C). 1384 * 1385 * Uncomment this macro to enable support for SSLv2 Client Hello messages. 1386 */ 1387 //#define MBEDTLS_SSL_SRV_SUPPORT_SSLV2_CLIENT_HELLO 1388 1389 /** 1390 * \def MBEDTLS_SSL_SRV_RESPECT_CLIENT_PREFERENCE 1391 * 1392 * Pick the ciphersuite according to the client's preferences rather than ours 1393 * in the SSL Server module (MBEDTLS_SSL_SRV_C). 1394 * 1395 * Uncomment this macro to respect client's ciphersuite order 1396 */ 1397 //#define MBEDTLS_SSL_SRV_RESPECT_CLIENT_PREFERENCE 1398 1399 /** 1400 * \def MBEDTLS_SSL_MAX_FRAGMENT_LENGTH 1401 * 1402 * Enable support for RFC 6066 max_fragment_length extension in SSL. 1403 * 1404 * Comment this macro to disable support for the max_fragment_length extension 1405 */ 1406 //#define MBEDTLS_SSL_MAX_FRAGMENT_LENGTH 1407 1408 /** 1409 * \def MBEDTLS_SSL_PROTO_SSL3 1410 * 1411 * Enable support for SSL 3.0. 1412 * 1413 * Requires: MBEDTLS_MD5_C 1414 * MBEDTLS_SHA1_C 1415 * 1416 * Comment this macro to disable support for SSL 3.0 1417 */ 1418 //#define MBEDTLS_SSL_PROTO_SSL3 1419 1420 /** 1421 * \def MBEDTLS_SSL_PROTO_TLS1 1422 * 1423 * Enable support for TLS 1.0. 1424 * 1425 * Requires: MBEDTLS_MD5_C 1426 * MBEDTLS_SHA1_C 1427 * 1428 * Comment this macro to disable support for TLS 1.0 1429 */ 1430 //#define MBEDTLS_SSL_PROTO_TLS1 1431 1432 /** 1433 * \def MBEDTLS_SSL_PROTO_TLS1_1 1434 * 1435 * Enable support for TLS 1.1 (and DTLS 1.0 if DTLS is enabled). 1436 * 1437 * Requires: MBEDTLS_MD5_C 1438 * MBEDTLS_SHA1_C 1439 * 1440 * Comment this macro to disable support for TLS 1.1 / DTLS 1.0 1441 */ 1442 //#define MBEDTLS_SSL_PROTO_TLS1_1 1443 1444 /** 1445 * \def MBEDTLS_SSL_PROTO_TLS1_2 1446 * 1447 * Enable support for TLS 1.2 (and DTLS 1.2 if DTLS is enabled). 1448 * 1449 * Requires: MBEDTLS_SHA1_C or MBEDTLS_SHA256_C or MBEDTLS_SHA512_C 1450 * (Depends on ciphersuites) 1451 * 1452 * Comment this macro to disable support for TLS 1.2 / DTLS 1.2 1453 */ 1454 //#define MBEDTLS_SSL_PROTO_TLS1_2 1455 1456 /** 1457 * \def MBEDTLS_SSL_PROTO_DTLS 1458 * 1459 * Enable support for DTLS (all available versions). 1460 * 1461 * Enable this and MBEDTLS_SSL_PROTO_TLS1_1 to enable DTLS 1.0, 1462 * and/or this and MBEDTLS_SSL_PROTO_TLS1_2 to enable DTLS 1.2. 1463 * 1464 * Requires: MBEDTLS_SSL_PROTO_TLS1_1 1465 * or MBEDTLS_SSL_PROTO_TLS1_2 1466 * 1467 * Comment this macro to disable support for DTLS 1468 */ 1469 //#define MBEDTLS_SSL_PROTO_DTLS 1470 1471 /** 1472 * \def MBEDTLS_SSL_ALPN 1473 * 1474 * Enable support for RFC 7301 Application Layer Protocol Negotiation. 1475 * 1476 * Comment this macro to disable support for ALPN. 1477 */ 1478 //#define MBEDTLS_SSL_ALPN 1479 1480 /** 1481 * \def MBEDTLS_SSL_DTLS_ANTI_REPLAY 1482 * 1483 * Enable support for the anti-replay mechanism in DTLS. 1484 * 1485 * Requires: MBEDTLS_SSL_TLS_C 1486 * MBEDTLS_SSL_PROTO_DTLS 1487 * 1488 * \warning Disabling this is often a security risk! 1489 * See mbedtls_ssl_conf_dtls_anti_replay() for details. 1490 * 1491 * Comment this to disable anti-replay in DTLS. 1492 */ 1493 //#define MBEDTLS_SSL_DTLS_ANTI_REPLAY 1494 1495 /** 1496 * \def MBEDTLS_SSL_DTLS_HELLO_VERIFY 1497 * 1498 * Enable support for HelloVerifyRequest on DTLS servers. 1499 * 1500 * This feature is highly recommended to prevent DTLS servers being used as 1501 * amplifiers in DoS attacks against other hosts. It should always be enabled 1502 * unless you know for sure amplification cannot be a problem in the 1503 * environment in which your server operates. 1504 * 1505 * \warning Disabling this can ba a security risk! (see above) 1506 * 1507 * Requires: MBEDTLS_SSL_PROTO_DTLS 1508 * 1509 * Comment this to disable support for HelloVerifyRequest. 1510 */ 1511 //#define MBEDTLS_SSL_DTLS_HELLO_VERIFY 1512 1513 /** 1514 * \def MBEDTLS_SSL_DTLS_CLIENT_PORT_REUSE 1515 * 1516 * Enable server-side support for clients that reconnect from the same port. 1517 * 1518 * Some clients unexpectedly close the connection and try to reconnect using the 1519 * same source port. This needs special support from the server to handle the 1520 * new connection securely, as described in section 4.2.8 of RFC 6347. This 1521 * flag enables that support. 1522 * 1523 * Requires: MBEDTLS_SSL_DTLS_HELLO_VERIFY 1524 * 1525 * Comment this to disable support for clients reusing the source port. 1526 */ 1527 //#define MBEDTLS_SSL_DTLS_CLIENT_PORT_REUSE 1528 1529 /** 1530 * \def MBEDTLS_SSL_DTLS_BADMAC_LIMIT 1531 * 1532 * Enable support for a limit of records with bad MAC. 1533 * 1534 * See mbedtls_ssl_conf_dtls_badmac_limit(). 1535 * 1536 * Requires: MBEDTLS_SSL_PROTO_DTLS 1537 */ 1538 //#define MBEDTLS_SSL_DTLS_BADMAC_LIMIT 1539 1540 /** 1541 * \def MBEDTLS_SSL_SESSION_TICKETS 1542 * 1543 * Enable support for RFC 5077 session tickets in SSL. 1544 * Client-side, provides full support for session tickets (maintainance of a 1545 * session store remains the responsibility of the application, though). 1546 * Server-side, you also need to provide callbacks for writing and parsing 1547 * tickets, including authenticated encryption and key management. Example 1548 * callbacks are provided by MBEDTLS_SSL_TICKET_C. 1549 * 1550 * Comment this macro to disable support for SSL session tickets 1551 */ 1552 //#define MBEDTLS_SSL_SESSION_TICKETS 1553 1554 /** 1555 * \def MBEDTLS_SSL_EXPORT_KEYS 1556 * 1557 * Enable support for exporting key block and master secret. 1558 * This is required for certain users of TLS, e.g. EAP-TLS. 1559 * 1560 * Comment this macro to disable support for key export 1561 */ 1562 //#define MBEDTLS_SSL_EXPORT_KEYS 1563 1564 /** 1565 * \def MBEDTLS_SSL_SERVER_NAME_INDICATION 1566 * 1567 * Enable support for RFC 6066 server name indication (SNI) in SSL. 1568 * 1569 * Requires: MBEDTLS_X509_CRT_PARSE_C 1570 * 1571 * Comment this macro to disable support for server name indication in SSL 1572 */ 1573 //#define MBEDTLS_SSL_SERVER_NAME_INDICATION 1574 1575 /** 1576 * \def MBEDTLS_SSL_TRUNCATED_HMAC 1577 * 1578 * Enable support for RFC 6066 truncated HMAC in SSL. 1579 * 1580 * Comment this macro to disable support for truncated HMAC in SSL 1581 */ 1582 //#define MBEDTLS_SSL_TRUNCATED_HMAC 1583 1584 /** 1585 * \def MBEDTLS_SSL_TRUNCATED_HMAC_COMPAT 1586 * 1587 * Fallback to old (pre-2.7), non-conforming implementation of the truncated 1588 * HMAC extension which also truncates the HMAC key. Note that this option is 1589 * only meant for a transitory upgrade period and is likely to be removed in 1590 * a future version of the library. 1591 * 1592 * \warning The old implementation is non-compliant and has a security weakness 1593 * (2^80 brute force attack on the HMAC key used for a single, 1594 * uninterrupted connection). This should only be enabled temporarily 1595 * when (1) the use of truncated HMAC is essential in order to save 1596 * bandwidth, and (2) the peer is an Mbed TLS stack that doesn't use 1597 * the fixed implementation yet (pre-2.7). 1598 * 1599 * \deprecated This option is deprecated and will likely be removed in a 1600 * future version of Mbed TLS. 1601 * 1602 * Uncomment to fallback to old, non-compliant truncated HMAC implementation. 1603 * 1604 * Requires: MBEDTLS_SSL_TRUNCATED_HMAC 1605 */ 1606 //#define MBEDTLS_SSL_TRUNCATED_HMAC_COMPAT 1607 1608 /** 1609 * \def MBEDTLS_THREADING_ALT 1610 * 1611 * Provide your own alternate threading implementation. 1612 * 1613 * Requires: MBEDTLS_THREADING_C 1614 * 1615 * Uncomment this to allow your own alternate threading implementation. 1616 */ 1617 //#define MBEDTLS_THREADING_ALT 1618 1619 /** 1620 * \def MBEDTLS_THREADING_PTHREAD 1621 * 1622 * Enable the pthread wrapper layer for the threading layer. 1623 * 1624 * Requires: MBEDTLS_THREADING_C 1625 * 1626 * Uncomment this to enable pthread mutexes. 1627 */ 1628 //#define MBEDTLS_THREADING_PTHREAD 1629 1630 /** 1631 * \def MBEDTLS_USE_PSA_CRYPTO 1632 * 1633 * Make the X.509 and TLS library use PSA for cryptographic operations, see 1634 * #MBEDTLS_PSA_CRYPTO_C. 1635 * 1636 * Note: this option is still in progress, the full X.509 and TLS modules are 1637 * not covered yet, but parts that are not ported to PSA yet will still work 1638 * as usual, so enabling this option should not break backwards compatibility. 1639 * 1640 * \warning Support for PSA is still an experimental feature. 1641 * Any public API that depends on this option may change 1642 * at any time until this warning is removed. 1643 * 1644 * Requires: MBEDTLS_PSA_CRYPTO_C. 1645 */ 1646 //#define MBEDTLS_USE_PSA_CRYPTO 1647 1648 /** 1649 * \def MBEDTLS_VERSION_FEATURES 1650 * 1651 * Allow run-time checking of compile-time enabled features. Thus allowing users 1652 * to check at run-time if the library is for instance compiled with threading 1653 * support via mbedtls_version_check_feature(). 1654 * 1655 * Requires: MBEDTLS_VERSION_C 1656 * 1657 * Comment this to disable run-time checking and save ROM space 1658 */ 1659 #define MBEDTLS_VERSION_FEATURES 1660 1661 /** 1662 * \def MBEDTLS_X509_ALLOW_EXTENSIONS_NON_V3 1663 * 1664 * If set, the X509 parser will not break-off when parsing an X509 certificate 1665 * and encountering an extension in a v1 or v2 certificate. 1666 * 1667 * Uncomment to prevent an error. 1668 */ 1669 //#define MBEDTLS_X509_ALLOW_EXTENSIONS_NON_V3 1670 1671 /** 1672 * \def MBEDTLS_X509_ALLOW_UNSUPPORTED_CRITICAL_EXTENSION 1673 * 1674 * If set, the X509 parser will not break-off when parsing an X509 certificate 1675 * and encountering an unknown critical extension. 1676 * 1677 * \warning Depending on your PKI use, enabling this can be a security risk! 1678 * 1679 * Uncomment to prevent an error. 1680 */ 1681 //#define MBEDTLS_X509_ALLOW_UNSUPPORTED_CRITICAL_EXTENSION 1682 1683 /** 1684 * \def MBEDTLS_X509_CHECK_KEY_USAGE 1685 * 1686 * Enable verification of the keyUsage extension (CA and leaf certificates). 1687 * 1688 * Disabling this avoids problems with mis-issued and/or misused 1689 * (intermediate) CA and leaf certificates. 1690 * 1691 * \warning Depending on your PKI use, disabling this can be a security risk! 1692 * 1693 * Comment to skip keyUsage checking for both CA and leaf certificates. 1694 */ 1695 //#define MBEDTLS_X509_CHECK_KEY_USAGE 1696 1697 /** 1698 * \def MBEDTLS_X509_CHECK_EXTENDED_KEY_USAGE 1699 * 1700 * Enable verification of the extendedKeyUsage extension (leaf certificates). 1701 * 1702 * Disabling this avoids problems with mis-issued and/or misused certificates. 1703 * 1704 * \warning Depending on your PKI use, disabling this can be a security risk! 1705 * 1706 * Comment to skip extendedKeyUsage checking for certificates. 1707 */ 1708 //#define MBEDTLS_X509_CHECK_EXTENDED_KEY_USAGE 1709 1710 /** 1711 * \def MBEDTLS_X509_RSASSA_PSS_SUPPORT 1712 * 1713 * Enable parsing and verification of X.509 certificates, CRLs and CSRS 1714 * signed with RSASSA-PSS (aka PKCS#1 v2.1). 1715 * 1716 * Comment this macro to disallow using RSASSA-PSS in certificates. 1717 */ 1718 //#define MBEDTLS_X509_RSASSA_PSS_SUPPORT 1719 1720 /** 1721 * \def MBEDTLS_ZLIB_SUPPORT 1722 * 1723 * If set, the SSL/TLS module uses ZLIB to support compression and 1724 * decompression of packet data. 1725 * 1726 * \warning TLS-level compression MAY REDUCE SECURITY! See for example the 1727 * CRIME attack. Before enabling this option, you should examine with care if 1728 * CRIME or similar exploits may be a applicable to your use case. 1729 * 1730 * \note Currently compression can't be used with DTLS. 1731 * 1732 * \deprecated This feature is deprecated and will be removed 1733 * in the next major revision of the library. 1734 * 1735 * Used in: library/ssl_tls.c 1736 * library/ssl_cli.c 1737 * library/ssl_srv.c 1738 * 1739 * This feature requires zlib library and headers to be present. 1740 * 1741 * Uncomment to enable use of ZLIB 1742 */ 1743 //#define MBEDTLS_ZLIB_SUPPORT 1744 /* \} name SECTION: mbed TLS feature support */ 1745 1746 /** 1747 * \name SECTION: mbed TLS modules 1748 * 1749 * This section enables or disables entire modules in mbed TLS 1750 * \{ 1751 */ 1752 1753 /** 1754 * \def MBEDTLS_AESNI_C 1755 * 1756 * Enable AES-NI support on x86-64. 1757 * 1758 * Module: library/aesni.c 1759 * Caller: library/aes.c 1760 * 1761 * Requires: MBEDTLS_HAVE_ASM 1762 * 1763 * This modules adds support for the AES-NI instructions on x86-64 1764 */ 1765 //#define MBEDTLS_AESNI_C 1766 1767 /** 1768 * \def MBEDTLS_AES_C 1769 * 1770 * Enable the AES block cipher. 1771 * 1772 * Module: library/aes.c 1773 * Caller: library/cipher.c 1774 * library/pem.c 1775 * library/ctr_drbg.c 1776 * 1777 * This module enables the following ciphersuites (if other requisites are 1778 * enabled as well): 1779 * MBEDTLS_TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA 1780 * MBEDTLS_TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA 1781 * MBEDTLS_TLS_ECDH_RSA_WITH_AES_128_CBC_SHA 1782 * MBEDTLS_TLS_ECDH_RSA_WITH_AES_256_CBC_SHA 1783 * MBEDTLS_TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA256 1784 * MBEDTLS_TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA384 1785 * MBEDTLS_TLS_ECDH_RSA_WITH_AES_128_CBC_SHA256 1786 * MBEDTLS_TLS_ECDH_RSA_WITH_AES_256_CBC_SHA384 1787 * MBEDTLS_TLS_ECDH_ECDSA_WITH_AES_128_GCM_SHA256 1788 * MBEDTLS_TLS_ECDH_ECDSA_WITH_AES_256_GCM_SHA384 1789 * MBEDTLS_TLS_ECDH_RSA_WITH_AES_128_GCM_SHA256 1790 * MBEDTLS_TLS_ECDH_RSA_WITH_AES_256_GCM_SHA384 1791 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384 1792 * MBEDTLS_TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 1793 * MBEDTLS_TLS_DHE_RSA_WITH_AES_256_GCM_SHA384 1794 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA384 1795 * MBEDTLS_TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384 1796 * MBEDTLS_TLS_DHE_RSA_WITH_AES_256_CBC_SHA256 1797 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA 1798 * MBEDTLS_TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA 1799 * MBEDTLS_TLS_DHE_RSA_WITH_AES_256_CBC_SHA 1800 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256 1801 * MBEDTLS_TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256 1802 * MBEDTLS_TLS_DHE_RSA_WITH_AES_128_GCM_SHA256 1803 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA256 1804 * MBEDTLS_TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256 1805 * MBEDTLS_TLS_DHE_RSA_WITH_AES_128_CBC_SHA256 1806 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA 1807 * MBEDTLS_TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA 1808 * MBEDTLS_TLS_DHE_RSA_WITH_AES_128_CBC_SHA 1809 * MBEDTLS_TLS_DHE_PSK_WITH_AES_256_GCM_SHA384 1810 * MBEDTLS_TLS_ECDHE_PSK_WITH_AES_256_CBC_SHA384 1811 * MBEDTLS_TLS_DHE_PSK_WITH_AES_256_CBC_SHA384 1812 * MBEDTLS_TLS_ECDHE_PSK_WITH_AES_256_CBC_SHA 1813 * MBEDTLS_TLS_DHE_PSK_WITH_AES_256_CBC_SHA 1814 * MBEDTLS_TLS_DHE_PSK_WITH_AES_128_GCM_SHA256 1815 * MBEDTLS_TLS_ECDHE_PSK_WITH_AES_128_CBC_SHA256 1816 * MBEDTLS_TLS_DHE_PSK_WITH_AES_128_CBC_SHA256 1817 * MBEDTLS_TLS_ECDHE_PSK_WITH_AES_128_CBC_SHA 1818 * MBEDTLS_TLS_DHE_PSK_WITH_AES_128_CBC_SHA 1819 * MBEDTLS_TLS_RSA_WITH_AES_256_GCM_SHA384 1820 * MBEDTLS_TLS_RSA_WITH_AES_256_CBC_SHA256 1821 * MBEDTLS_TLS_RSA_WITH_AES_256_CBC_SHA 1822 * MBEDTLS_TLS_RSA_WITH_AES_128_GCM_SHA256 1823 * MBEDTLS_TLS_RSA_WITH_AES_128_CBC_SHA256 1824 * MBEDTLS_TLS_RSA_WITH_AES_128_CBC_SHA 1825 * MBEDTLS_TLS_RSA_PSK_WITH_AES_256_GCM_SHA384 1826 * MBEDTLS_TLS_RSA_PSK_WITH_AES_256_CBC_SHA384 1827 * MBEDTLS_TLS_RSA_PSK_WITH_AES_256_CBC_SHA 1828 * MBEDTLS_TLS_RSA_PSK_WITH_AES_128_GCM_SHA256 1829 * MBEDTLS_TLS_RSA_PSK_WITH_AES_128_CBC_SHA256 1830 * MBEDTLS_TLS_RSA_PSK_WITH_AES_128_CBC_SHA 1831 * MBEDTLS_TLS_PSK_WITH_AES_256_GCM_SHA384 1832 * MBEDTLS_TLS_PSK_WITH_AES_256_CBC_SHA384 1833 * MBEDTLS_TLS_PSK_WITH_AES_256_CBC_SHA 1834 * MBEDTLS_TLS_PSK_WITH_AES_128_GCM_SHA256 1835 * MBEDTLS_TLS_PSK_WITH_AES_128_CBC_SHA256 1836 * MBEDTLS_TLS_PSK_WITH_AES_128_CBC_SHA 1837 * 1838 * PEM_PARSE uses AES for decrypting encrypted keys. 1839 */ 1840 #define MBEDTLS_AES_C 1841 1842 /** 1843 * \def MBEDTLS_ARC4_C 1844 * 1845 * Enable the ARCFOUR stream cipher. 1846 * 1847 * Module: library/arc4.c 1848 * Caller: library/cipher.c 1849 * 1850 * This module enables the following ciphersuites (if other requisites are 1851 * enabled as well): 1852 * MBEDTLS_TLS_ECDH_ECDSA_WITH_RC4_128_SHA 1853 * MBEDTLS_TLS_ECDH_RSA_WITH_RC4_128_SHA 1854 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_RC4_128_SHA 1855 * MBEDTLS_TLS_ECDHE_RSA_WITH_RC4_128_SHA 1856 * MBEDTLS_TLS_ECDHE_PSK_WITH_RC4_128_SHA 1857 * MBEDTLS_TLS_DHE_PSK_WITH_RC4_128_SHA 1858 * MBEDTLS_TLS_RSA_WITH_RC4_128_SHA 1859 * MBEDTLS_TLS_RSA_WITH_RC4_128_MD5 1860 * MBEDTLS_TLS_RSA_PSK_WITH_RC4_128_SHA 1861 * MBEDTLS_TLS_PSK_WITH_RC4_128_SHA 1862 * 1863 * \warning ARC4 is considered a weak cipher and its use constitutes a 1864 * security risk. If possible, we recommend avoidng dependencies on 1865 * it, and considering stronger ciphers instead. 1866 * 1867 */ 1868 //#define MBEDTLS_ARC4_C 1869 1870 /** 1871 * \def MBEDTLS_ASN1_PARSE_C 1872 * 1873 * Enable the generic ASN1 parser. 1874 * 1875 * Module: library/asn1.c 1876 * Caller: library/x509.c 1877 * library/dhm.c 1878 * library/pkcs12.c 1879 * library/pkcs5.c 1880 * library/pkparse.c 1881 */ 1882 #define MBEDTLS_ASN1_PARSE_C 1883 1884 /** 1885 * \def MBEDTLS_ASN1_WRITE_C 1886 * 1887 * Enable the generic ASN1 writer. 1888 * 1889 * Module: library/asn1write.c 1890 * Caller: library/ecdsa.c 1891 * library/pkwrite.c 1892 * library/x509_create.c 1893 * library/x509write_crt.c 1894 * library/x509write_csr.c 1895 */ 1896 #define MBEDTLS_ASN1_WRITE_C 1897 1898 /** 1899 * \def MBEDTLS_BASE64_C 1900 * 1901 * Enable the Base64 module. 1902 * 1903 * Module: library/base64.c 1904 * Caller: library/pem.c 1905 * 1906 * This module is required for PEM support (required by X.509). 1907 */ 1908 #define MBEDTLS_BASE64_C 1909 1910 /** 1911 * \def MBEDTLS_BIGNUM_C 1912 * 1913 * Enable the multi-precision integer library. 1914 * 1915 * Module: library/bignum.c 1916 * Caller: library/dhm.c 1917 * library/ecp.c 1918 * library/ecdsa.c 1919 * library/rsa.c 1920 * library/rsa_internal.c 1921 * library/ssl_tls.c 1922 * 1923 * This module is required for RSA, DHM and ECC (ECDH, ECDSA) support. 1924 */ 1925 #define MBEDTLS_BIGNUM_C 1926 1927 /** 1928 * \def MBEDTLS_BLOWFISH_C 1929 * 1930 * Enable the Blowfish block cipher. 1931 * 1932 * Module: library/blowfish.c 1933 */ 1934 //#define MBEDTLS_BLOWFISH_C 1935 1936 /** 1937 * \def MBEDTLS_CAMELLIA_C 1938 * 1939 * Enable the Camellia block cipher. 1940 * 1941 * Module: library/camellia.c 1942 * Caller: library/cipher.c 1943 * 1944 * This module enables the following ciphersuites (if other requisites are 1945 * enabled as well): 1946 * MBEDTLS_TLS_ECDH_ECDSA_WITH_CAMELLIA_128_CBC_SHA256 1947 * MBEDTLS_TLS_ECDH_ECDSA_WITH_CAMELLIA_256_CBC_SHA384 1948 * MBEDTLS_TLS_ECDH_RSA_WITH_CAMELLIA_128_CBC_SHA256 1949 * MBEDTLS_TLS_ECDH_RSA_WITH_CAMELLIA_256_CBC_SHA384 1950 * MBEDTLS_TLS_ECDH_ECDSA_WITH_CAMELLIA_128_GCM_SHA256 1951 * MBEDTLS_TLS_ECDH_ECDSA_WITH_CAMELLIA_256_GCM_SHA384 1952 * MBEDTLS_TLS_ECDH_RSA_WITH_CAMELLIA_128_GCM_SHA256 1953 * MBEDTLS_TLS_ECDH_RSA_WITH_CAMELLIA_256_GCM_SHA384 1954 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_CAMELLIA_256_GCM_SHA384 1955 * MBEDTLS_TLS_ECDHE_RSA_WITH_CAMELLIA_256_GCM_SHA384 1956 * MBEDTLS_TLS_DHE_RSA_WITH_CAMELLIA_256_GCM_SHA384 1957 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_CAMELLIA_256_CBC_SHA384 1958 * MBEDTLS_TLS_ECDHE_RSA_WITH_CAMELLIA_256_CBC_SHA384 1959 * MBEDTLS_TLS_DHE_RSA_WITH_CAMELLIA_256_CBC_SHA256 1960 * MBEDTLS_TLS_DHE_RSA_WITH_CAMELLIA_256_CBC_SHA 1961 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_CAMELLIA_128_GCM_SHA256 1962 * MBEDTLS_TLS_ECDHE_RSA_WITH_CAMELLIA_128_GCM_SHA256 1963 * MBEDTLS_TLS_DHE_RSA_WITH_CAMELLIA_128_GCM_SHA256 1964 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_CAMELLIA_128_CBC_SHA256 1965 * MBEDTLS_TLS_ECDHE_RSA_WITH_CAMELLIA_128_CBC_SHA256 1966 * MBEDTLS_TLS_DHE_RSA_WITH_CAMELLIA_128_CBC_SHA256 1967 * MBEDTLS_TLS_DHE_RSA_WITH_CAMELLIA_128_CBC_SHA 1968 * MBEDTLS_TLS_DHE_PSK_WITH_CAMELLIA_256_GCM_SHA384 1969 * MBEDTLS_TLS_ECDHE_PSK_WITH_CAMELLIA_256_CBC_SHA384 1970 * MBEDTLS_TLS_DHE_PSK_WITH_CAMELLIA_256_CBC_SHA384 1971 * MBEDTLS_TLS_DHE_PSK_WITH_CAMELLIA_128_GCM_SHA256 1972 * MBEDTLS_TLS_DHE_PSK_WITH_CAMELLIA_128_CBC_SHA256 1973 * MBEDTLS_TLS_ECDHE_PSK_WITH_CAMELLIA_128_CBC_SHA256 1974 * MBEDTLS_TLS_RSA_WITH_CAMELLIA_256_GCM_SHA384 1975 * MBEDTLS_TLS_RSA_WITH_CAMELLIA_256_CBC_SHA256 1976 * MBEDTLS_TLS_RSA_WITH_CAMELLIA_256_CBC_SHA 1977 * MBEDTLS_TLS_RSA_WITH_CAMELLIA_128_GCM_SHA256 1978 * MBEDTLS_TLS_RSA_WITH_CAMELLIA_128_CBC_SHA256 1979 * MBEDTLS_TLS_RSA_WITH_CAMELLIA_128_CBC_SHA 1980 * MBEDTLS_TLS_RSA_PSK_WITH_CAMELLIA_256_GCM_SHA384 1981 * MBEDTLS_TLS_RSA_PSK_WITH_CAMELLIA_256_CBC_SHA384 1982 * MBEDTLS_TLS_RSA_PSK_WITH_CAMELLIA_128_GCM_SHA256 1983 * MBEDTLS_TLS_RSA_PSK_WITH_CAMELLIA_128_CBC_SHA256 1984 * MBEDTLS_TLS_PSK_WITH_CAMELLIA_256_GCM_SHA384 1985 * MBEDTLS_TLS_PSK_WITH_CAMELLIA_256_CBC_SHA384 1986 * MBEDTLS_TLS_PSK_WITH_CAMELLIA_128_GCM_SHA256 1987 * MBEDTLS_TLS_PSK_WITH_CAMELLIA_128_CBC_SHA256 1988 */ 1989 //#define MBEDTLS_CAMELLIA_C 1990 1991 /** 1992 * \def MBEDTLS_ARIA_C 1993 * 1994 * Enable the ARIA block cipher. 1995 * 1996 * Module: library/aria.c 1997 * Caller: library/cipher.c 1998 * 1999 * This module enables the following ciphersuites (if other requisites are 2000 * enabled as well): 2001 * 2002 * MBEDTLS_TLS_RSA_WITH_ARIA_128_CBC_SHA256 2003 * MBEDTLS_TLS_RSA_WITH_ARIA_256_CBC_SHA384 2004 * MBEDTLS_TLS_DHE_RSA_WITH_ARIA_128_CBC_SHA256 2005 * MBEDTLS_TLS_DHE_RSA_WITH_ARIA_256_CBC_SHA384 2006 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_ARIA_128_CBC_SHA256 2007 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_ARIA_256_CBC_SHA384 2008 * MBEDTLS_TLS_ECDH_ECDSA_WITH_ARIA_128_CBC_SHA256 2009 * MBEDTLS_TLS_ECDH_ECDSA_WITH_ARIA_256_CBC_SHA384 2010 * MBEDTLS_TLS_ECDHE_RSA_WITH_ARIA_128_CBC_SHA256 2011 * MBEDTLS_TLS_ECDHE_RSA_WITH_ARIA_256_CBC_SHA384 2012 * MBEDTLS_TLS_ECDH_RSA_WITH_ARIA_128_CBC_SHA256 2013 * MBEDTLS_TLS_ECDH_RSA_WITH_ARIA_256_CBC_SHA384 2014 * MBEDTLS_TLS_RSA_WITH_ARIA_128_GCM_SHA256 2015 * MBEDTLS_TLS_RSA_WITH_ARIA_256_GCM_SHA384 2016 * MBEDTLS_TLS_DHE_RSA_WITH_ARIA_128_GCM_SHA256 2017 * MBEDTLS_TLS_DHE_RSA_WITH_ARIA_256_GCM_SHA384 2018 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_ARIA_128_GCM_SHA256 2019 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_ARIA_256_GCM_SHA384 2020 * MBEDTLS_TLS_ECDH_ECDSA_WITH_ARIA_128_GCM_SHA256 2021 * MBEDTLS_TLS_ECDH_ECDSA_WITH_ARIA_256_GCM_SHA384 2022 * MBEDTLS_TLS_ECDHE_RSA_WITH_ARIA_128_GCM_SHA256 2023 * MBEDTLS_TLS_ECDHE_RSA_WITH_ARIA_256_GCM_SHA384 2024 * MBEDTLS_TLS_ECDH_RSA_WITH_ARIA_128_GCM_SHA256 2025 * MBEDTLS_TLS_ECDH_RSA_WITH_ARIA_256_GCM_SHA384 2026 * MBEDTLS_TLS_PSK_WITH_ARIA_128_CBC_SHA256 2027 * MBEDTLS_TLS_PSK_WITH_ARIA_256_CBC_SHA384 2028 * MBEDTLS_TLS_DHE_PSK_WITH_ARIA_128_CBC_SHA256 2029 * MBEDTLS_TLS_DHE_PSK_WITH_ARIA_256_CBC_SHA384 2030 * MBEDTLS_TLS_RSA_PSK_WITH_ARIA_128_CBC_SHA256 2031 * MBEDTLS_TLS_RSA_PSK_WITH_ARIA_256_CBC_SHA384 2032 * MBEDTLS_TLS_PSK_WITH_ARIA_128_GCM_SHA256 2033 * MBEDTLS_TLS_PSK_WITH_ARIA_256_GCM_SHA384 2034 * MBEDTLS_TLS_DHE_PSK_WITH_ARIA_128_GCM_SHA256 2035 * MBEDTLS_TLS_DHE_PSK_WITH_ARIA_256_GCM_SHA384 2036 * MBEDTLS_TLS_RSA_PSK_WITH_ARIA_128_GCM_SHA256 2037 * MBEDTLS_TLS_RSA_PSK_WITH_ARIA_256_GCM_SHA384 2038 * MBEDTLS_TLS_ECDHE_PSK_WITH_ARIA_128_CBC_SHA256 2039 * MBEDTLS_TLS_ECDHE_PSK_WITH_ARIA_256_CBC_SHA384 2040 */ 2041 //#define MBEDTLS_ARIA_C 2042 2043 /** 2044 * \def MBEDTLS_CCM_C 2045 * 2046 * Enable the Counter with CBC-MAC (CCM) mode for 128-bit block cipher. 2047 * 2048 * Module: library/ccm.c 2049 * 2050 * Requires: MBEDTLS_AES_C or MBEDTLS_CAMELLIA_C 2051 * 2052 * This module enables the AES-CCM ciphersuites, if other requisites are 2053 * enabled as well. 2054 */ 2055 #define MBEDTLS_CCM_C 2056 2057 /** 2058 * \def MBEDTLS_CERTS_C 2059 * 2060 * Enable the test certificates. 2061 * 2062 * Module: library/certs.c 2063 * Caller: 2064 * 2065 * This module is used for testing (ssl_client/server). 2066 */ 2067 //#define MBEDTLS_CERTS_C 2068 2069 /** 2070 * \def MBEDTLS_CHACHA20_C 2071 * 2072 * Enable the ChaCha20 stream cipher. 2073 * 2074 * Module: library/chacha20.c 2075 */ 2076 #define MBEDTLS_CHACHA20_C 2077 2078 /** 2079 * \def MBEDTLS_CHACHAPOLY_C 2080 * 2081 * Enable the ChaCha20-Poly1305 AEAD algorithm. 2082 * 2083 * Module: library/chachapoly.c 2084 * 2085 * This module requires: MBEDTLS_CHACHA20_C, MBEDTLS_POLY1305_C 2086 */ 2087 #define MBEDTLS_CHACHAPOLY_C 2088 2089 /** 2090 * \def MBEDTLS_CIPHER_C 2091 * 2092 * Enable the generic cipher layer. 2093 * 2094 * Module: library/cipher.c 2095 * Caller: library/ssl_tls.c 2096 * 2097 * Uncomment to enable generic cipher wrappers. 2098 */ 2099 #define MBEDTLS_CIPHER_C 2100 2101 /** 2102 * \def MBEDTLS_CMAC_C 2103 * 2104 * Enable the CMAC (Cipher-based Message Authentication Code) mode for block 2105 * ciphers. 2106 * 2107 * Module: library/cmac.c 2108 * 2109 * Requires: MBEDTLS_AES_C or MBEDTLS_DES_C 2110 * 2111 */ 2112 #define MBEDTLS_CMAC_C 2113 2114 /** 2115 * \def MBEDTLS_CTR_DRBG_C 2116 * 2117 * Enable the CTR_DRBG AES-based random generator. 2118 * The CTR_DRBG generator uses AES-256 by default. 2119 * To use AES-128 instead, enable MBEDTLS_CTR_DRBG_USE_128_BIT_KEY below. 2120 * 2121 * Module: library/ctr_drbg.c 2122 * Caller: 2123 * 2124 * Requires: MBEDTLS_AES_C 2125 * 2126 * This module provides the CTR_DRBG AES random number generator. 2127 */ 2128 #define MBEDTLS_CTR_DRBG_C 2129 2130 /** 2131 * \def MBEDTLS_DEBUG_C 2132 * 2133 * Enable the debug functions. 2134 * 2135 * Module: library/debug.c 2136 * Caller: library/ssl_cli.c 2137 * library/ssl_srv.c 2138 * library/ssl_tls.c 2139 * 2140 * This module provides debugging functions. 2141 */ 2142 //#define MBEDTLS_DEBUG_C 2143 2144 /** 2145 * \def MBEDTLS_DES_C 2146 * 2147 * Enable the DES block cipher. 2148 * 2149 * Module: library/des.c 2150 * Caller: library/pem.c 2151 * library/cipher.c 2152 * 2153 * This module enables the following ciphersuites (if other requisites are 2154 * enabled as well): 2155 * MBEDTLS_TLS_ECDH_ECDSA_WITH_3DES_EDE_CBC_SHA 2156 * MBEDTLS_TLS_ECDH_RSA_WITH_3DES_EDE_CBC_SHA 2157 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_3DES_EDE_CBC_SHA 2158 * MBEDTLS_TLS_ECDHE_RSA_WITH_3DES_EDE_CBC_SHA 2159 * MBEDTLS_TLS_DHE_RSA_WITH_3DES_EDE_CBC_SHA 2160 * MBEDTLS_TLS_ECDHE_PSK_WITH_3DES_EDE_CBC_SHA 2161 * MBEDTLS_TLS_DHE_PSK_WITH_3DES_EDE_CBC_SHA 2162 * MBEDTLS_TLS_RSA_WITH_3DES_EDE_CBC_SHA 2163 * MBEDTLS_TLS_RSA_PSK_WITH_3DES_EDE_CBC_SHA 2164 * MBEDTLS_TLS_PSK_WITH_3DES_EDE_CBC_SHA 2165 * 2166 * PEM_PARSE uses DES/3DES for decrypting encrypted keys. 2167 * 2168 * \warning DES is considered a weak cipher and its use constitutes a 2169 * security risk. We recommend considering stronger ciphers instead. 2170 */ 2171 //#define MBEDTLS_DES_C 2172 2173 /** 2174 * \def MBEDTLS_DHM_C 2175 * 2176 * Enable the Diffie-Hellman-Merkle module. 2177 * 2178 * Module: library/dhm.c 2179 * Caller: library/ssl_cli.c 2180 * library/ssl_srv.c 2181 * 2182 * This module is used by the following key exchanges: 2183 * DHE-RSA, DHE-PSK 2184 * 2185 * \warning Using DHE constitutes a security risk as it 2186 * is not possible to validate custom DH parameters. 2187 * If possible, it is recommended users should consider 2188 * preferring other methods of key exchange. 2189 * See dhm.h for more details. 2190 * 2191 */ 2192 #define MBEDTLS_DHM_C 2193 2194 /** 2195 * \def MBEDTLS_ECDH_C 2196 * 2197 * Enable the elliptic curve Diffie-Hellman library. 2198 * 2199 * Module: library/ecdh.c 2200 * Caller: library/ssl_cli.c 2201 * library/ssl_srv.c 2202 * 2203 * This module is used by the following key exchanges: 2204 * ECDHE-ECDSA, ECDHE-RSA, DHE-PSK 2205 * 2206 * Requires: MBEDTLS_ECP_C 2207 */ 2208 #define MBEDTLS_ECDH_C 2209 2210 /** 2211 * \def MBEDTLS_ECDSA_C 2212 * 2213 * Enable the elliptic curve DSA library. 2214 * 2215 * Module: library/ecdsa.c 2216 * Caller: 2217 * 2218 * This module is used by the following key exchanges: 2219 * ECDHE-ECDSA 2220 * 2221 * Requires: MBEDTLS_ECP_C, MBEDTLS_ASN1_WRITE_C, MBEDTLS_ASN1_PARSE_C 2222 */ 2223 #define MBEDTLS_ECDSA_C 2224 2225 /** 2226 * \def MBEDTLS_ECJPAKE_C 2227 * 2228 * Enable the elliptic curve J-PAKE library. 2229 * 2230 * \warning This is currently experimental. EC J-PAKE support is based on the 2231 * Thread v1.0.0 specification; incompatible changes to the specification 2232 * might still happen. For this reason, this is disabled by default. 2233 * 2234 * Module: library/ecjpake.c 2235 * Caller: 2236 * 2237 * This module is used by the following key exchanges: 2238 * ECJPAKE 2239 * 2240 * Requires: MBEDTLS_ECP_C, MBEDTLS_MD_C 2241 */ 2242 //#define MBEDTLS_ECJPAKE_C 2243 2244 /** 2245 * \def MBEDTLS_ECP_C 2246 * 2247 * Enable the elliptic curve over GF(p) library. 2248 * 2249 * Module: library/ecp.c 2250 * Caller: library/ecdh.c 2251 * library/ecdsa.c 2252 * library/ecjpake.c 2253 * 2254 * Requires: MBEDTLS_BIGNUM_C and at least one MBEDTLS_ECP_DP_XXX_ENABLED 2255 */ 2256 #define MBEDTLS_ECP_C 2257 2258 /** 2259 * \def MBEDTLS_ENTROPY_C 2260 * 2261 * Enable the platform-specific entropy code. 2262 * 2263 * Module: library/entropy.c 2264 * Caller: 2265 * 2266 * Requires: MBEDTLS_SHA512_C or MBEDTLS_SHA256_C 2267 * 2268 * This module provides a generic entropy pool 2269 */ 2270 #define MBEDTLS_ENTROPY_C 2271 2272 /** 2273 * \def MBEDTLS_ERROR_C 2274 * 2275 * Enable error code to error string conversion. 2276 * 2277 * Module: library/error.c 2278 * Caller: 2279 * 2280 * This module enables mbedtls_strerror(). 2281 */ 2282 //#define MBEDTLS_ERROR_C 2283 2284 /** 2285 * \def MBEDTLS_GCM_C 2286 * 2287 * Enable the Galois/Counter Mode (GCM) for AES. 2288 * 2289 * Module: library/gcm.c 2290 * 2291 * Requires: MBEDTLS_AES_C or MBEDTLS_CAMELLIA_C 2292 * 2293 * This module enables the AES-GCM and CAMELLIA-GCM ciphersuites, if other 2294 * requisites are enabled as well. 2295 */ 2296 #define MBEDTLS_GCM_C 2297 2298 /** 2299 * \def MBEDTLS_HAVEGE_C 2300 * 2301 * Enable the HAVEGE random generator. 2302 * 2303 * Warning: the HAVEGE random generator is not suitable for virtualized 2304 * environments 2305 * 2306 * Warning: the HAVEGE random generator is dependent on timing and specific 2307 * processor traits. It is therefore not advised to use HAVEGE as 2308 * your applications primary random generator or primary entropy pool 2309 * input. As a secondary input to your entropy pool, it IS able add 2310 * the (limited) extra entropy it provides. 2311 * 2312 * Module: library/havege.c 2313 * Caller: 2314 * 2315 * Requires: MBEDTLS_TIMING_C 2316 * 2317 * Uncomment to enable the HAVEGE random generator. 2318 */ 2319 //#define MBEDTLS_HAVEGE_C 2320 2321 /** 2322 * \def MBEDTLS_HKDF_C 2323 * 2324 * Enable the HKDF algorithm (RFC 5869). 2325 * 2326 * Module: library/hkdf.c 2327 * Caller: 2328 * 2329 * Requires: MBEDTLS_MD_C 2330 * 2331 * This module adds support for the Hashed Message Authentication Code 2332 * (HMAC)-based key derivation function (HKDF). 2333 */ 2334 #define MBEDTLS_HKDF_C 2335 2336 /** 2337 * \def MBEDTLS_HMAC_DRBG_C 2338 * 2339 * Enable the HMAC_DRBG random generator. 2340 * 2341 * Module: library/hmac_drbg.c 2342 * Caller: 2343 * 2344 * Requires: MBEDTLS_MD_C 2345 * 2346 * Uncomment to enable the HMAC_DRBG random number geerator. 2347 */ 2348 #define MBEDTLS_HMAC_DRBG_C 2349 2350 /** 2351 * \def MBEDTLS_NIST_KW_C 2352 * 2353 * Enable the Key Wrapping mode for 128-bit block ciphers, 2354 * as defined in NIST SP 800-38F. Only KW and KWP modes 2355 * are supported. At the moment, only AES is approved by NIST. 2356 * 2357 * Module: library/nist_kw.c 2358 * 2359 * Requires: MBEDTLS_AES_C and MBEDTLS_CIPHER_C 2360 */ 2361 #define MBEDTLS_NIST_KW_C 2362 2363 /** 2364 * \def MBEDTLS_MD_C 2365 * 2366 * Enable the generic message digest layer. 2367 * 2368 * Module: library/md.c 2369 * Caller: 2370 * 2371 * Uncomment to enable generic message digest wrappers. 2372 */ 2373 #define MBEDTLS_MD_C 2374 2375 /** 2376 * \def MBEDTLS_MD2_C 2377 * 2378 * Enable the MD2 hash algorithm. 2379 * 2380 * Module: library/md2.c 2381 * Caller: 2382 * 2383 * Uncomment to enable support for (rare) MD2-signed X.509 certs. 2384 * 2385 * \warning MD2 is considered a weak message digest and its use constitutes a 2386 * security risk. If possible, we recommend avoiding dependencies on 2387 * it, and considering stronger message digests instead. 2388 * 2389 */ 2390 //#define MBEDTLS_MD2_C 2391 2392 /** 2393 * \def MBEDTLS_MD4_C 2394 * 2395 * Enable the MD4 hash algorithm. 2396 * 2397 * Module: library/md4.c 2398 * Caller: 2399 * 2400 * Uncomment to enable support for (rare) MD4-signed X.509 certs. 2401 * 2402 * \warning MD4 is considered a weak message digest and its use constitutes a 2403 * security risk. If possible, we recommend avoiding dependencies on 2404 * it, and considering stronger message digests instead. 2405 * 2406 */ 2407 //#define MBEDTLS_MD4_C 2408 2409 /** 2410 * \def MBEDTLS_MD5_C 2411 * 2412 * Enable the MD5 hash algorithm. 2413 * 2414 * Module: library/md5.c 2415 * Caller: library/md.c 2416 * library/pem.c 2417 * library/ssl_tls.c 2418 * 2419 * This module is required for SSL/TLS up to version 1.1, and for TLS 1.2 2420 * depending on the handshake parameters. Further, it is used for checking 2421 * MD5-signed certificates, and for PBKDF1 when decrypting PEM-encoded 2422 * encrypted keys. 2423 * 2424 * \warning MD5 is considered a weak message digest and its use constitutes a 2425 * security risk. If possible, we recommend avoiding dependencies on 2426 * it, and considering stronger message digests instead. 2427 * 2428 */ 2429 //#define MBEDTLS_MD5_C 2430 2431 /** 2432 * \def MBEDTLS_MEMORY_BUFFER_ALLOC_C 2433 * 2434 * Enable the buffer allocator implementation that makes use of a (stack) 2435 * based buffer to 'allocate' dynamic memory. (replaces calloc() and free() 2436 * calls) 2437 * 2438 * Module: library/memory_buffer_alloc.c 2439 * 2440 * Requires: MBEDTLS_PLATFORM_C 2441 * MBEDTLS_PLATFORM_MEMORY (to use it within mbed TLS) 2442 * 2443 * Enable this module to enable the buffer memory allocator. 2444 */ 2445 #define MBEDTLS_MEMORY_BUFFER_ALLOC_C 2446 2447 /** 2448 * \def MBEDTLS_NET_C 2449 * 2450 * Enable the TCP and UDP over IPv6/IPv4 networking routines. 2451 * 2452 * \note This module only works on POSIX/Unix (including Linux, BSD and OS X) 2453 * and Windows. For other platforms, you'll want to disable it, and write your 2454 * own networking callbacks to be passed to \c mbedtls_ssl_set_bio(). 2455 * 2456 * \note See also our Knowledge Base article about porting to a new 2457 * environment: 2458 * https://tls.mbed.org/kb/how-to/how-do-i-port-mbed-tls-to-a-new-environment-OS 2459 * 2460 * Module: library/net_sockets.c 2461 * 2462 * This module provides networking routines. 2463 */ 2464 //#define MBEDTLS_NET_C 2465 2466 /** 2467 * \def MBEDTLS_OID_C 2468 * 2469 * Enable the OID database. 2470 * 2471 * Module: library/oid.c 2472 * Caller: library/asn1write.c 2473 * library/pkcs5.c 2474 * library/pkparse.c 2475 * library/pkwrite.c 2476 * library/rsa.c 2477 * library/x509.c 2478 * library/x509_create.c 2479 * library/x509_crl.c 2480 * library/x509_crt.c 2481 * library/x509_csr.c 2482 * library/x509write_crt.c 2483 * library/x509write_csr.c 2484 * 2485 * This modules translates between OIDs and internal values. 2486 */ 2487 #define MBEDTLS_OID_C 2488 2489 /** 2490 * \def MBEDTLS_PADLOCK_C 2491 * 2492 * Enable VIA Padlock support on x86. 2493 * 2494 * Module: library/padlock.c 2495 * Caller: library/aes.c 2496 * 2497 * Requires: MBEDTLS_HAVE_ASM 2498 * 2499 * This modules adds support for the VIA PadLock on x86. 2500 */ 2501 //#define MBEDTLS_PADLOCK_C 2502 2503 /** 2504 * \def MBEDTLS_PEM_PARSE_C 2505 * 2506 * Enable PEM decoding / parsing. 2507 * 2508 * Module: library/pem.c 2509 * Caller: library/dhm.c 2510 * library/pkparse.c 2511 * library/x509_crl.c 2512 * library/x509_crt.c 2513 * library/x509_csr.c 2514 * 2515 * Requires: MBEDTLS_BASE64_C 2516 * 2517 * This modules adds support for decoding / parsing PEM files. 2518 */ 2519 #define MBEDTLS_PEM_PARSE_C 2520 2521 /** 2522 * \def MBEDTLS_PEM_WRITE_C 2523 * 2524 * Enable PEM encoding / writing. 2525 * 2526 * Module: library/pem.c 2527 * Caller: library/pkwrite.c 2528 * library/x509write_crt.c 2529 * library/x509write_csr.c 2530 * 2531 * Requires: MBEDTLS_BASE64_C 2532 * 2533 * This modules adds support for encoding / writing PEM files. 2534 */ 2535 #define MBEDTLS_PEM_WRITE_C 2536 2537 /** 2538 * \def MBEDTLS_PK_C 2539 * 2540 * Enable the generic public (asymetric) key layer. 2541 * 2542 * Module: library/pk.c 2543 * Caller: library/ssl_tls.c 2544 * library/ssl_cli.c 2545 * library/ssl_srv.c 2546 * 2547 * Requires: MBEDTLS_RSA_C or MBEDTLS_ECP_C 2548 * 2549 * Uncomment to enable generic public key wrappers. 2550 */ 2551 #define MBEDTLS_PK_C 2552 2553 /** 2554 * \def MBEDTLS_PK_PARSE_C 2555 * 2556 * Enable the generic public (asymetric) key parser. 2557 * 2558 * Module: library/pkparse.c 2559 * Caller: library/x509_crt.c 2560 * library/x509_csr.c 2561 * 2562 * Requires: MBEDTLS_PK_C 2563 * 2564 * Uncomment to enable generic public key parse functions. 2565 */ 2566 #define MBEDTLS_PK_PARSE_C 2567 2568 /** 2569 * \def MBEDTLS_PK_WRITE_C 2570 * 2571 * Enable the generic public (asymetric) key writer. 2572 * 2573 * Module: library/pkwrite.c 2574 * Caller: library/x509write.c 2575 * 2576 * Requires: MBEDTLS_PK_C 2577 * 2578 * Uncomment to enable generic public key write functions. 2579 */ 2580 #define MBEDTLS_PK_WRITE_C 2581 2582 /** 2583 * \def MBEDTLS_PKCS5_C 2584 * 2585 * Enable PKCS#5 functions. 2586 * 2587 * Module: library/pkcs5.c 2588 * 2589 * Requires: MBEDTLS_MD_C 2590 * 2591 * This module adds support for the PKCS#5 functions. 2592 */ 2593 #define MBEDTLS_PKCS5_C 2594 2595 /** 2596 * \def MBEDTLS_PKCS11_C 2597 * 2598 * Enable wrapper for PKCS#11 smartcard support. 2599 * 2600 * Module: library/pkcs11.c 2601 * Caller: library/pk.c 2602 * 2603 * Requires: MBEDTLS_PK_C 2604 * 2605 * This module enables SSL/TLS PKCS #11 smartcard support. 2606 * Requires the presence of the PKCS#11 helper library (libpkcs11-helper) 2607 */ 2608 //#define MBEDTLS_PKCS11_C 2609 2610 /** 2611 * \def MBEDTLS_PKCS12_C 2612 * 2613 * Enable PKCS#12 PBE functions. 2614 * Adds algorithms for parsing PKCS#8 encrypted private keys 2615 * 2616 * Module: library/pkcs12.c 2617 * Caller: library/pkparse.c 2618 * 2619 * Requires: MBEDTLS_ASN1_PARSE_C, MBEDTLS_CIPHER_C, MBEDTLS_MD_C 2620 * Can use: MBEDTLS_ARC4_C 2621 * 2622 * This module enables PKCS#12 functions. 2623 */ 2624 //#define MBEDTLS_PKCS12_C 2625 2626 /** 2627 * \def MBEDTLS_PLATFORM_C 2628 * 2629 * Enable the platform abstraction layer that allows you to re-assign 2630 * functions like calloc(), free(), snprintf(), printf(), fprintf(), exit(). 2631 * 2632 * Enabling MBEDTLS_PLATFORM_C enables to use of MBEDTLS_PLATFORM_XXX_ALT 2633 * or MBEDTLS_PLATFORM_XXX_MACRO directives, allowing the functions mentioned 2634 * above to be specified at runtime or compile time respectively. 2635 * 2636 * \note This abstraction layer must be enabled on Windows (including MSYS2) 2637 * as other module rely on it for a fixed snprintf implementation. 2638 * 2639 * Module: library/platform.c 2640 * Caller: Most other .c files 2641 * 2642 * This module enables abstraction of common (libc) functions. 2643 */ 2644 #define MBEDTLS_PLATFORM_C 2645 2646 /** 2647 * \def MBEDTLS_POLY1305_C 2648 * 2649 * Enable the Poly1305 MAC algorithm. 2650 * 2651 * Module: library/poly1305.c 2652 * Caller: library/chachapoly.c 2653 */ 2654 #define MBEDTLS_POLY1305_C 2655 2656 /** 2657 * \def MBEDTLS_PSA_CRYPTO_C 2658 * 2659 * Enable the Platform Security Architecture cryptography API. 2660 * 2661 * Module: library/psa_crypto.c 2662 * 2663 * Requires: MBEDTLS_CTR_DRBG_C, MBEDTLS_ENTROPY_C 2664 * 2665 */ 2666 #define MBEDTLS_PSA_CRYPTO_C 2667 2668 /** 2669 * \def MBEDTLS_PSA_CRYPTO_STORAGE_C 2670 * 2671 * Enable the Platform Security Architecture persistent key storage. 2672 * 2673 * Module: library/psa_crypto_storage.c 2674 * 2675 * Requires: MBEDTLS_PSA_CRYPTO_C and one of either 2676 * MBEDTLS_PSA_CRYPTO_STORAGE_FILE_C or MBEDTLS_PSA_CRYPTO_STORAGE_ITS_C 2677 * (but not both) 2678 * 2679 */ 2680 //#define MBEDTLS_PSA_CRYPTO_STORAGE_C 2681 2682 /** 2683 * \def MBEDTLS_PSA_CRYPTO_STORAGE_FILE_C 2684 * 2685 * Enable persistent key storage over files for the 2686 * Platform Security Architecture cryptography API. 2687 * 2688 * Module: library/psa_crypto_storage_file.c 2689 * 2690 * Requires: MBEDTLS_PSA_CRYPTO_C, MBEDTLS_FS_IO 2691 * 2692 */ 2693 //#define MBEDTLS_PSA_CRYPTO_STORAGE_FILE_C 2694 2695 /** 2696 * \def MBEDTLS_PSA_CRYPTO_STORAGE_ITS_C 2697 * 2698 * Enable persistent key storage over PSA ITS for the 2699 * Platform Security Architecture cryptography API. 2700 * 2701 * Module: library/psa_crypto_storage_its.c 2702 * 2703 * Requires: MBEDTLS_PSA_CRYPTO_C, MBEDTLS_PSA_HAS_ITS_IO 2704 * 2705 */ 2706 //#define MBEDTLS_PSA_CRYPTO_STORAGE_ITS_C 2707 2708 /** 2709 * \def MBEDTLS_RIPEMD160_C 2710 * 2711 * Enable the RIPEMD-160 hash algorithm. 2712 * 2713 * Module: library/ripemd160.c 2714 * Caller: library/md.c 2715 * 2716 */ 2717 //#define MBEDTLS_RIPEMD160_C 2718 2719 /** 2720 * \def MBEDTLS_RSA_C 2721 * 2722 * Enable the RSA public-key cryptosystem. 2723 * 2724 * Module: library/rsa.c 2725 * library/rsa_internal.c 2726 * Caller: library/ssl_cli.c 2727 * library/ssl_srv.c 2728 * library/ssl_tls.c 2729 * library/x509.c 2730 * 2731 * This module is used by the following key exchanges: 2732 * RSA, DHE-RSA, ECDHE-RSA, RSA-PSK 2733 * 2734 * Requires: MBEDTLS_BIGNUM_C, MBEDTLS_OID_C 2735 */ 2736 #define MBEDTLS_RSA_C 2737 2738 /** 2739 * \def MBEDTLS_SHA1_C 2740 * 2741 * Enable the SHA1 cryptographic hash algorithm. 2742 * 2743 * Module: library/sha1.c 2744 * Caller: library/md.c 2745 * library/ssl_cli.c 2746 * library/ssl_srv.c 2747 * library/ssl_tls.c 2748 * library/x509write_crt.c 2749 * 2750 * This module is required for SSL/TLS up to version 1.1, for TLS 1.2 2751 * depending on the handshake parameters, and for SHA1-signed certificates. 2752 * 2753 * \warning SHA-1 is considered a weak message digest and its use constitutes 2754 * a security risk. If possible, we recommend avoiding dependencies 2755 * on it, and considering stronger message digests instead. 2756 * 2757 */ 2758 #define MBEDTLS_SHA1_C 2759 2760 /** 2761 * \def MBEDTLS_SHA256_C 2762 * 2763 * Enable the SHA-224 and SHA-256 cryptographic hash algorithms. 2764 * 2765 * Module: library/sha256.c 2766 * Caller: library/entropy.c 2767 * library/md.c 2768 * library/ssl_cli.c 2769 * library/ssl_srv.c 2770 * library/ssl_tls.c 2771 * 2772 * This module adds support for SHA-224 and SHA-256. 2773 * This module is required for the SSL/TLS 1.2 PRF function. 2774 */ 2775 #define MBEDTLS_SHA256_C 2776 2777 /** 2778 * \def MBEDTLS_SHA512_C 2779 * 2780 * Enable the SHA-384 and SHA-512 cryptographic hash algorithms. 2781 * 2782 * Module: library/sha512.c 2783 * Caller: library/entropy.c 2784 * library/md.c 2785 * library/ssl_cli.c 2786 * library/ssl_srv.c 2787 * 2788 * This module adds support for SHA-384 and SHA-512. 2789 */ 2790 #define MBEDTLS_SHA512_C 2791 2792 /** 2793 * \def MBEDTLS_SSL_CACHE_C 2794 * 2795 * Enable simple SSL cache implementation. 2796 * 2797 * Module: library/ssl_cache.c 2798 * Caller: 2799 * 2800 * Requires: MBEDTLS_SSL_CACHE_C 2801 */ 2802 //#define MBEDTLS_SSL_CACHE_C 2803 2804 /** 2805 * \def MBEDTLS_SSL_COOKIE_C 2806 * 2807 * Enable basic implementation of DTLS cookies for hello verification. 2808 * 2809 * Module: library/ssl_cookie.c 2810 * Caller: 2811 */ 2812 //#define MBEDTLS_SSL_COOKIE_C 2813 2814 /** 2815 * \def MBEDTLS_SSL_TICKET_C 2816 * 2817 * Enable an implementation of TLS server-side callbacks for session tickets. 2818 * 2819 * Module: library/ssl_ticket.c 2820 * Caller: 2821 * 2822 * Requires: MBEDTLS_CIPHER_C 2823 */ 2824 //#define MBEDTLS_SSL_TICKET_C 2825 2826 /** 2827 * \def MBEDTLS_SSL_CLI_C 2828 * 2829 * Enable the SSL/TLS client code. 2830 * 2831 * Module: library/ssl_cli.c 2832 * Caller: 2833 * 2834 * Requires: MBEDTLS_SSL_TLS_C 2835 * 2836 * This module is required for SSL/TLS client support. 2837 */ 2838 //#define MBEDTLS_SSL_CLI_C 2839 2840 /** 2841 * \def MBEDTLS_SSL_SRV_C 2842 * 2843 * Enable the SSL/TLS server code. 2844 * 2845 * Module: library/ssl_srv.c 2846 * Caller: 2847 * 2848 * Requires: MBEDTLS_SSL_TLS_C 2849 * 2850 * This module is required for SSL/TLS server support. 2851 */ 2852 //#define MBEDTLS_SSL_SRV_C 2853 2854 /** 2855 * \def MBEDTLS_SSL_TLS_C 2856 * 2857 * Enable the generic SSL/TLS code. 2858 * 2859 * Module: library/ssl_tls.c 2860 * Caller: library/ssl_cli.c 2861 * library/ssl_srv.c 2862 * 2863 * Requires: MBEDTLS_CIPHER_C, MBEDTLS_MD_C 2864 * and at least one of the MBEDTLS_SSL_PROTO_XXX defines 2865 * 2866 * This module is required for SSL/TLS. 2867 */ 2868 //#define MBEDTLS_SSL_TLS_C 2869 2870 /** 2871 * \def MBEDTLS_THREADING_C 2872 * 2873 * Enable the threading abstraction layer. 2874 * By default mbed TLS assumes it is used in a non-threaded environment or that 2875 * contexts are not shared between threads. If you do intend to use contexts 2876 * between threads, you will need to enable this layer to prevent race 2877 * conditions. See also our Knowledge Base article about threading: 2878 * https://tls.mbed.org/kb/development/thread-safety-and-multi-threading 2879 * 2880 * Module: library/threading.c 2881 * 2882 * This allows different threading implementations (self-implemented or 2883 * provided). 2884 * 2885 * You will have to enable either MBEDTLS_THREADING_ALT or 2886 * MBEDTLS_THREADING_PTHREAD. 2887 * 2888 * Enable this layer to allow use of mutexes within mbed TLS 2889 */ 2890 //#define MBEDTLS_THREADING_C 2891 2892 /** 2893 * \def MBEDTLS_TIMING_C 2894 * 2895 * Enable the semi-portable timing interface. 2896 * 2897 * \note The provided implementation only works on POSIX/Unix (including Linux, 2898 * BSD and OS X) and Windows. On other platforms, you can either disable that 2899 * module and provide your own implementations of the callbacks needed by 2900 * \c mbedtls_ssl_set_timer_cb() for DTLS, or leave it enabled and provide 2901 * your own implementation of the whole module by setting 2902 * \c MBEDTLS_TIMING_ALT in the current file. 2903 * 2904 * \note See also our Knowledge Base article about porting to a new 2905 * environment: 2906 * https://tls.mbed.org/kb/how-to/how-do-i-port-mbed-tls-to-a-new-environment-OS 2907 * 2908 * Module: library/timing.c 2909 * Caller: library/havege.c 2910 * 2911 * This module is used by the HAVEGE random number generator. 2912 */ 2913 //#define MBEDTLS_TIMING_C 2914 2915 /** 2916 * \def MBEDTLS_VERSION_C 2917 * 2918 * Enable run-time version information. 2919 * 2920 * Module: library/version.c 2921 * 2922 * This module provides run-time version information. 2923 */ 2924 #define MBEDTLS_VERSION_C 2925 2926 /** 2927 * \def MBEDTLS_X509_USE_C 2928 * 2929 * Enable X.509 core for using certificates. 2930 * 2931 * Module: library/x509.c 2932 * Caller: library/x509_crl.c 2933 * library/x509_crt.c 2934 * library/x509_csr.c 2935 * 2936 * Requires: MBEDTLS_ASN1_PARSE_C, MBEDTLS_BIGNUM_C, MBEDTLS_OID_C, 2937 * MBEDTLS_PK_PARSE_C 2938 * 2939 * This module is required for the X.509 parsing modules. 2940 */ 2941 //#define MBEDTLS_X509_USE_C 2942 2943 /** 2944 * \def MBEDTLS_X509_CRT_PARSE_C 2945 * 2946 * Enable X.509 certificate parsing. 2947 * 2948 * Module: library/x509_crt.c 2949 * Caller: library/ssl_cli.c 2950 * library/ssl_srv.c 2951 * library/ssl_tls.c 2952 * 2953 * Requires: MBEDTLS_X509_USE_C 2954 * 2955 * This module is required for X.509 certificate parsing. 2956 */ 2957 //#define MBEDTLS_X509_CRT_PARSE_C 2958 2959 /** 2960 * \def MBEDTLS_X509_CRL_PARSE_C 2961 * 2962 * Enable X.509 CRL parsing. 2963 * 2964 * Module: library/x509_crl.c 2965 * Caller: library/x509_crt.c 2966 * 2967 * Requires: MBEDTLS_X509_USE_C 2968 * 2969 * This module is required for X.509 CRL parsing. 2970 */ 2971 //#define MBEDTLS_X509_CRL_PARSE_C 2972 2973 /** 2974 * \def MBEDTLS_X509_CSR_PARSE_C 2975 * 2976 * Enable X.509 Certificate Signing Request (CSR) parsing. 2977 * 2978 * Module: library/x509_csr.c 2979 * Caller: library/x509_crt_write.c 2980 * 2981 * Requires: MBEDTLS_X509_USE_C 2982 * 2983 * This module is used for reading X.509 certificate request. 2984 */ 2985 //#define MBEDTLS_X509_CSR_PARSE_C 2986 2987 /** 2988 * \def MBEDTLS_X509_CREATE_C 2989 * 2990 * Enable X.509 core for creating certificates. 2991 * 2992 * Module: library/x509_create.c 2993 * 2994 * Requires: MBEDTLS_BIGNUM_C, MBEDTLS_OID_C, MBEDTLS_PK_WRITE_C 2995 * 2996 * This module is the basis for creating X.509 certificates and CSRs. 2997 */ 2998 //#define MBEDTLS_X509_CREATE_C 2999 3000 /** 3001 * \def MBEDTLS_X509_CRT_WRITE_C 3002 * 3003 * Enable creating X.509 certificates. 3004 * 3005 * Module: library/x509_crt_write.c 3006 * 3007 * Requires: MBEDTLS_X509_CREATE_C 3008 * 3009 * This module is required for X.509 certificate creation. 3010 */ 3011 //#define MBEDTLS_X509_CRT_WRITE_C 3012 3013 /** 3014 * \def MBEDTLS_X509_CSR_WRITE_C 3015 * 3016 * Enable creating X.509 Certificate Signing Requests (CSR). 3017 * 3018 * Module: library/x509_csr_write.c 3019 * 3020 * Requires: MBEDTLS_X509_CREATE_C 3021 * 3022 * This module is required for X.509 certificate request writing. 3023 */ 3024 //#define MBEDTLS_X509_CSR_WRITE_C 3025 3026 /** 3027 * \def MBEDTLS_XTEA_C 3028 * 3029 * Enable the XTEA block cipher. 3030 * 3031 * Module: library/xtea.c 3032 * Caller: 3033 */ 3034 //#define MBEDTLS_XTEA_C 3035 3036 /* \} name SECTION: mbed TLS modules */ 3037 3038 /** 3039 * \name SECTION: Module configuration options 3040 * 3041 * This section allows for the setting of module specific sizes and 3042 * configuration options. The default values are already present in the 3043 * relevant header files and should suffice for the regular use cases. 3044 * 3045 * Our advice is to enable options and change their values here 3046 * only if you have a good reason and know the consequences. 3047 * 3048 * Please check the respective header file for documentation on these 3049 * parameters (to prevent duplicate documentation). 3050 * \{ 3051 */ 3052 3053 /* MPI / BIGNUM options */ 3054 //#define MBEDTLS_MPI_WINDOW_SIZE 6 /**< Maximum windows size used. */ 3055 //#define MBEDTLS_MPI_MAX_SIZE 1024 /**< Maximum number of bytes for usable MPIs. */ 3056 3057 /* CTR_DRBG options */ 3058 //#define MBEDTLS_CTR_DRBG_ENTROPY_LEN 48 /**< Amount of entropy used per seed by default (48 with SHA-512, 32 with SHA-256) */ 3059 /*! Maximal reseed counter - indicates maximal number of 3060 requests allowed between reseeds; according to NIST 800-90 3061 it is (2^48 - 1), our restriction is : (int - 0xFFFF - 0xF ).*/ 3062 #define MBEDTLS_CTR_DRBG_RESEED_INTERVAL 0xFFF0 /**< Interval before reseed is performed by default */ 3063 //#define MBEDTLS_CTR_DRBG_MAX_INPUT 256 /**< Maximum number of additional input bytes */ 3064 //#define MBEDTLS_CTR_DRBG_MAX_REQUEST 1024 /**< Maximum number of requested bytes per call */ 3065 //#define MBEDTLS_CTR_DRBG_MAX_SEED_INPUT 384 /**< Maximum size of (re)seed buffer */ 3066 //#define MBEDTLS_CTR_DRBG_USE_128_BIT_KEY /**< Use 128-bit key for CTR_DRBG - may reduce security (see ctr_drbg.h) */ 3067 3068 /* HMAC_DRBG options */ 3069 //#define MBEDTLS_HMAC_DRBG_RESEED_INTERVAL 10000 /**< Interval before reseed is performed by default */ 3070 //#define MBEDTLS_HMAC_DRBG_MAX_INPUT 256 /**< Maximum number of additional input bytes */ 3071 //#define MBEDTLS_HMAC_DRBG_MAX_REQUEST 1024 /**< Maximum number of requested bytes per call */ 3072 //#define MBEDTLS_HMAC_DRBG_MAX_SEED_INPUT 384 /**< Maximum size of (re)seed buffer */ 3073 3074 /* ECP options */ 3075 //#define MBEDTLS_ECP_MAX_BITS 521 /**< Maximum bit size of groups */ 3076 //#define MBEDTLS_ECP_WINDOW_SIZE 6 /**< Maximum window size used */ 3077 //#define MBEDTLS_ECP_FIXED_POINT_OPTIM 1 /**< Enable fixed-point speed-up */ 3078 3079 /* Entropy options */ 3080 //#define MBEDTLS_ENTROPY_MAX_SOURCES 20 /**< Maximum number of sources supported */ 3081 #define MBEDTLS_ENTROPY_MAX_GATHER 144 /**< Maximum amount requested from entropy sources */ 3082 //#define MBEDTLS_ENTROPY_MIN_HARDWARE 32 /**< Default minimum number of bytes required for the hardware entropy source mbedtls_hardware_poll() before entropy is released */ 3083 3084 /* Memory buffer allocator options */ 3085 //#define MBEDTLS_MEMORY_ALIGN_MULTIPLE 4 /**< Align on multiples of this value */ 3086 3087 /* Platform options */ 3088 //#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. */ 3089 //#define MBEDTLS_PLATFORM_STD_CALLOC calloc /**< Default allocator to use, can be undefined */ 3090 //#define MBEDTLS_PLATFORM_STD_FREE free /**< Default free to use, can be undefined */ 3091 3092 //#define MBEDTLS_PLATFORM_STD_EXIT exit /**< Default exit to use, can be undefined */ 3093 //#define MBEDTLS_PLATFORM_STD_TIME time /**< Default time to use, can be undefined. MBEDTLS_HAVE_TIME must be enabled */ 3094 //#define MBEDTLS_PLATFORM_STD_FPRINTF fprintf /**< Default fprintf to use, can be undefined */ 3095 //#define MBEDTLS_PLATFORM_STD_PRINTF printf /**< Default printf to use, can be undefined */ 3096 /* Note: your snprintf must correclty zero-terminate the buffer! */ 3097 //#define MBEDTLS_PLATFORM_STD_SNPRINTF snprintf /**< Default snprintf to use, can be undefined */ 3098 //#define MBEDTLS_PLATFORM_STD_EXIT_SUCCESS 0 /**< Default exit value to use, can be undefined */ 3099 //#define MBEDTLS_PLATFORM_STD_EXIT_FAILURE 1 /**< Default exit value to use, can be undefined */ 3100 //#define MBEDTLS_PLATFORM_STD_NV_SEED_READ mbedtls_platform_std_nv_seed_read /**< Default nv_seed_read function to use, can be undefined */ 3101 //#define MBEDTLS_PLATFORM_STD_NV_SEED_WRITE mbedtls_platform_std_nv_seed_write /**< Default nv_seed_write function to use, can be undefined */ 3102 //#define MBEDTLS_PLATFORM_STD_NV_SEED_FILE "seedfile" /**< Seed file to read/write with default implementation */ 3103 3104 /* To Use Function Macros MBEDTLS_PLATFORM_C must be enabled */ 3105 /* MBEDTLS_PLATFORM_XXX_MACRO and MBEDTLS_PLATFORM_XXX_ALT cannot both be defined */ 3106 //#define MBEDTLS_PLATFORM_CALLOC_MACRO calloc /**< Default allocator macro to use, can be undefined */ 3107 //#define MBEDTLS_PLATFORM_FREE_MACRO free /**< Default free macro to use, can be undefined */ 3108 #define MBEDTLS_PLATFORM_EXIT_MACRO exit /**< Default exit macro to use, can be undefined */ 3109 //#define MBEDTLS_PLATFORM_TIME_MACRO time /**< Default time macro to use, can be undefined. MBEDTLS_HAVE_TIME must be enabled */ 3110 //#define MBEDTLS_PLATFORM_TIME_TYPE_MACRO time_t /**< Default time macro to use, can be undefined. MBEDTLS_HAVE_TIME must be enabled */ 3111 #define MBEDTLS_PLATFORM_FPRINTF_MACRO fprintf /**< Default fprintf macro to use, can be undefined */ 3112 #define MBEDTLS_PLATFORM_PRINTF_MACRO printf /**< Default printf macro to use, can be undefined */ 3113 /* Note: your snprintf must correclty zero-terminate the buffer! */ 3114 //#define MBEDTLS_PLATFORM_SNPRINTF_MACRO snprintf /**< Default snprintf macro to use, can be undefined */ 3115 //#define MBEDTLS_PLATFORM_NV_SEED_READ_MACRO mbedtls_platform_std_nv_seed_read /**< Default nv_seed_read function to use, can be undefined */ 3116 //#define MBEDTLS_PLATFORM_NV_SEED_WRITE_MACRO mbedtls_platform_std_nv_seed_write /**< Default nv_seed_write function to use, can be undefined */ 3117 3118 /** 3119 * \brief This macro is invoked by the library when an invalid parameter 3120 * is detected that is only checked with MBEDTLS_CHECK_PARAMS 3121 * (see the documentation of that option for context). 3122 * 3123 * When you leave this undefined here, a default definition is 3124 * provided that invokes the function mbedtls_param_failed(), 3125 * which is declared in platform_util.h for the benefit of the 3126 * library, but that you need to define in your application. 3127 * 3128 * When you define this here, this replaces the default 3129 * definition in platform_util.h (which no longer declares the 3130 * function mbedtls_param_failed()) and it is your responsibility 3131 * to make sure this macro expands to something suitable (in 3132 * particular, that all the necessary declarations are visible 3133 * from within the library - you can ensure that by providing 3134 * them in this file next to the macro definition). 3135 * 3136 * Note that you may define this macro to expand to nothing, in 3137 * which case you don't have to worry about declarations or 3138 * definitions. However, you will then be notified about invalid 3139 * parameters only in non-void functions, and void function will 3140 * just silently return early on invalid parameters, which 3141 * partially negates the benefits of enabling 3142 * #MBEDTLS_CHECK_PARAMS in the first place, so is discouraged. 3143 * 3144 * \param cond The expression that should evaluate to true, but doesn't. 3145 */ 3146 //#define MBEDTLS_PARAM_FAILED( cond ) assert( cond ) 3147 3148 /* SSL Cache options */ 3149 //#define MBEDTLS_SSL_CACHE_DEFAULT_TIMEOUT 86400 /**< 1 day */ 3150 //#define MBEDTLS_SSL_CACHE_DEFAULT_MAX_ENTRIES 50 /**< Maximum entries in cache */ 3151 3152 /* SSL options */ 3153 3154 /** \def MBEDTLS_SSL_MAX_CONTENT_LEN 3155 * 3156 * Maximum length (in bytes) of incoming and outgoing plaintext fragments. 3157 * 3158 * This determines the size of both the incoming and outgoing TLS I/O buffers 3159 * in such a way that both are capable of holding the specified amount of 3160 * plaintext data, regardless of the protection mechanism used. 3161 * 3162 * To configure incoming and outgoing I/O buffers separately, use 3163 * #MBEDTLS_SSL_IN_CONTENT_LEN and #MBEDTLS_SSL_OUT_CONTENT_LEN, 3164 * which overwrite the value set by this option. 3165 * 3166 * \note When using a value less than the default of 16KB on the client, it is 3167 * recommended to use the Maximum Fragment Length (MFL) extension to 3168 * inform the server about this limitation. On the server, there 3169 * is no supported, standardized way of informing the client about 3170 * restriction on the maximum size of incoming messages, and unless 3171 * the limitation has been communicated by other means, it is recommended 3172 * to only change the outgoing buffer size #MBEDTLS_SSL_OUT_CONTENT_LEN 3173 * while keeping the default value of 16KB for the incoming buffer. 3174 * 3175 * Uncomment to set the maximum plaintext size of both 3176 * incoming and outgoing I/O buffers. 3177 */ 3178 //#define MBEDTLS_SSL_MAX_CONTENT_LEN 16384 3179 3180 /** \def MBEDTLS_SSL_IN_CONTENT_LEN 3181 * 3182 * Maximum length (in bytes) of incoming plaintext fragments. 3183 * 3184 * This determines the size of the incoming TLS I/O buffer in such a way 3185 * that it is capable of holding the specified amount of plaintext data, 3186 * regardless of the protection mechanism used. 3187 * 3188 * If this option is undefined, it inherits its value from 3189 * #MBEDTLS_SSL_MAX_CONTENT_LEN. 3190 * 3191 * \note When using a value less than the default of 16KB on the client, it is 3192 * recommended to use the Maximum Fragment Length (MFL) extension to 3193 * inform the server about this limitation. On the server, there 3194 * is no supported, standardized way of informing the client about 3195 * restriction on the maximum size of incoming messages, and unless 3196 * the limitation has been communicated by other means, it is recommended 3197 * to only change the outgoing buffer size #MBEDTLS_SSL_OUT_CONTENT_LEN 3198 * while keeping the default value of 16KB for the incoming buffer. 3199 * 3200 * Uncomment to set the maximum plaintext size of the incoming I/O buffer 3201 * independently of the outgoing I/O buffer. 3202 */ 3203 //#define MBEDTLS_SSL_IN_CONTENT_LEN 16384 3204 3205 /** \def MBEDTLS_SSL_OUT_CONTENT_LEN 3206 * 3207 * Maximum length (in bytes) of outgoing plaintext fragments. 3208 * 3209 * This determines the size of the outgoing TLS I/O buffer in such a way 3210 * that it is capable of holding the specified amount of plaintext data, 3211 * regardless of the protection mechanism used. 3212 * 3213 * If this option undefined, it inherits its value from 3214 * #MBEDTLS_SSL_MAX_CONTENT_LEN. 3215 * 3216 * It is possible to save RAM by setting a smaller outward buffer, while keeping 3217 * the default inward 16384 byte buffer to conform to the TLS specification. 3218 * 3219 * The minimum required outward buffer size is determined by the handshake 3220 * protocol's usage. Handshaking will fail if the outward buffer is too small. 3221 * The specific size requirement depends on the configured ciphers and any 3222 * certificate data which is sent during the handshake. 3223 * 3224 * Uncomment to set the maximum plaintext size of the outgoing I/O buffer 3225 * independently of the incoming I/O buffer. 3226 */ 3227 //#define MBEDTLS_SSL_OUT_CONTENT_LEN 16384 3228 3229 /** \def MBEDTLS_SSL_DTLS_MAX_BUFFERING 3230 * 3231 * Maximum number of heap-allocated bytes for the purpose of 3232 * DTLS handshake message reassembly and future message buffering. 3233 * 3234 * This should be at least 9/8 * MBEDTLSSL_IN_CONTENT_LEN 3235 * to account for a reassembled handshake message of maximum size, 3236 * together with its reassembly bitmap. 3237 * 3238 * A value of 2 * MBEDTLS_SSL_IN_CONTENT_LEN (32768 by default) 3239 * should be sufficient for all practical situations as it allows 3240 * to reassembly a large handshake message (such as a certificate) 3241 * while buffering multiple smaller handshake messages. 3242 * 3243 */ 3244 //#define MBEDTLS_SSL_DTLS_MAX_BUFFERING 32768 3245 3246 //#define MBEDTLS_SSL_DEFAULT_TICKET_LIFETIME 86400 /**< Lifetime of session tickets (if enabled) */ 3247 //#define MBEDTLS_PSK_MAX_LEN 32 /**< Max size of TLS pre-shared keys, in bytes (default 256 bits) */ 3248 //#define MBEDTLS_SSL_COOKIE_TIMEOUT 60 /**< Default expiration delay of DTLS cookies, in seconds if HAVE_TIME, or in number of cookies issued */ 3249 3250 /** 3251 * Complete list of ciphersuites to use, in order of preference. 3252 * 3253 * \warning No dependency checking is done on that field! This option can only 3254 * be used to restrict the set of available ciphersuites. It is your 3255 * responsibility to make sure the needed modules are active. 3256 * 3257 * Use this to save a few hundred bytes of ROM (default ordering of all 3258 * available ciphersuites) and a few to a few hundred bytes of RAM. 3259 * 3260 * The value below is only an example, not the default. 3261 */ 3262 //#define MBEDTLS_SSL_CIPHERSUITES MBEDTLS_TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384,MBEDTLS_TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256 3263 3264 /* X509 options */ 3265 //#define MBEDTLS_X509_MAX_INTERMEDIATE_CA 8 /**< Maximum number of intermediate CAs in a verification chain. */ 3266 //#define MBEDTLS_X509_MAX_FILE_PATH_LEN 512 /**< Maximum length of a path/filename string in bytes including the null terminator character ('\0'). */ 3267 3268 /** 3269 * Allow SHA-1 in the default TLS configuration for certificate signing. 3270 * Without this build-time option, SHA-1 support must be activated explicitly 3271 * through mbedtls_ssl_conf_cert_profile. Turning on this option is not 3272 * recommended because of it is possible to generate SHA-1 collisions, however 3273 * this may be safe for legacy infrastructure where additional controls apply. 3274 * 3275 * \warning SHA-1 is considered a weak message digest and its use constitutes 3276 * a security risk. If possible, we recommend avoiding dependencies 3277 * on it, and considering stronger message digests instead. 3278 * 3279 */ 3280 // #define MBEDTLS_TLS_DEFAULT_ALLOW_SHA1_IN_CERTIFICATES 3281 3282 /** 3283 * Allow SHA-1 in the default TLS configuration for TLS 1.2 handshake 3284 * signature and ciphersuite selection. Without this build-time option, SHA-1 3285 * support must be activated explicitly through mbedtls_ssl_conf_sig_hashes. 3286 * The use of SHA-1 in TLS <= 1.1 and in HMAC-SHA-1 is always allowed by 3287 * default. At the time of writing, there is no practical attack on the use 3288 * of SHA-1 in handshake signatures, hence this option is turned on by default 3289 * to preserve compatibility with existing peers, but the general 3290 * warning applies nonetheless: 3291 * 3292 * \warning SHA-1 is considered a weak message digest and its use constitutes 3293 * a security risk. If possible, we recommend avoiding dependencies 3294 * on it, and considering stronger message digests instead. 3295 * 3296 */ 3297 //#define MBEDTLS_TLS_DEFAULT_ALLOW_SHA1_IN_KEY_EXCHANGE 3298 3299 /** 3300 * Uncomment the macro to let mbed TLS use your alternate implementation of 3301 * mbedtls_platform_zeroize(). This replaces the default implementation in 3302 * platform_util.c. 3303 * 3304 * mbedtls_platform_zeroize() is a widely used function across the library to 3305 * zero a block of memory. The implementation is expected to be secure in the 3306 * sense that it has been written to prevent the compiler from removing calls 3307 * to mbedtls_platform_zeroize() as part of redundant code elimination 3308 * optimizations. However, it is difficult to guarantee that calls to 3309 * mbedtls_platform_zeroize() will not be optimized by the compiler as older 3310 * versions of the C language standards do not provide a secure implementation 3311 * of memset(). Therefore, MBEDTLS_PLATFORM_ZEROIZE_ALT enables users to 3312 * configure their own implementation of mbedtls_platform_zeroize(), for 3313 * example by using directives specific to their compiler, features from newer 3314 * C standards (e.g using memset_s() in C11) or calling a secure memset() from 3315 * their system (e.g explicit_bzero() in BSD). 3316 */ 3317 //#define MBEDTLS_PLATFORM_ZEROIZE_ALT 3318 3319 /** 3320 * Uncomment the macro to let Mbed TLS use your alternate implementation of 3321 * mbedtls_platform_gmtime_r(). This replaces the default implementation in 3322 * platform_util.c. 3323 * 3324 * gmtime() is not a thread-safe function as defined in the C standard. The 3325 * library will try to use safer implementations of this function, such as 3326 * gmtime_r() when available. However, if Mbed TLS cannot identify the target 3327 * system, the implementation of mbedtls_platform_gmtime_r() will default to 3328 * using the standard gmtime(). In this case, calls from the library to 3329 * gmtime() will be guarded by the global mutex mbedtls_threading_gmtime_mutex 3330 * if MBEDTLS_THREADING_C is enabled. We recommend that calls from outside the 3331 * library are also guarded with this mutex to avoid race conditions. However, 3332 * if the macro MBEDTLS_PLATFORM_GMTIME_R_ALT is defined, Mbed TLS will 3333 * unconditionally use the implementation for mbedtls_platform_gmtime_r() 3334 * supplied at compile time. 3335 */ 3336 //#define MBEDTLS_PLATFORM_GMTIME_R_ALT 3337 3338 /* \} name SECTION: Customisation configuration options */ 3339 3340 /* 3341 * Allow user to override any previous default. 3342 * 3343 * Use two macro names for that, as: 3344 * - with yotta the prefix YOTTA_CFG_ is forced 3345 * - without yotta is looks weird to have a YOTTA prefix. 3346 */ 3347 #if defined(YOTTA_CFG_MBEDTLS_USER_CONFIG_FILE) 3348 #include YOTTA_CFG_MBEDTLS_USER_CONFIG_FILE 3349 #elif defined(MBEDTLS_USER_CONFIG_FILE) 3350 #include MBEDTLS_USER_CONFIG_FILE 3351 #endif 3352 3353 #include "mbedtls/check_config.h" 3354 3355 /* define memory related functions */ 3356 #if !defined(DX_PLAT_MUSCA_B1) 3357 //#include "region_defs.h" 3358 #endif 3359 3360 #endif /* MBEDTLS_CONFIG_H */ 3361