/** * \file mbedtls_config.h * * \brief Configuration options (set of defines) * * This set of compile-time options may be used to enable * or disable features selectively, and reduce the global * memory footprint. */ /* * Copyright The Mbed TLS Contributors * SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later */ /** * This is an optional version symbol that enables compatibility handling of * config files. * * It is equal to the #MBEDTLS_VERSION_NUMBER of the Mbed TLS version that * introduced the config format we want to be compatible with. */ //#define MBEDTLS_CONFIG_VERSION 0x03000000 /** * \name SECTION: System support * * This section sets system specific settings. * \{ */ /** * \def MBEDTLS_HAVE_ASM * * The compiler has support for asm(). * * Requires support for asm() in compiler. * * Used in: * library/aesni.h * library/aria.c * library/bn_mul.h * library/constant_time.c * library/padlock.h * * Required by: * MBEDTLS_AESCE_C * MBEDTLS_AESNI_C (on some platforms) * MBEDTLS_PADLOCK_C * * Comment to disable the use of assembly code. */ #define MBEDTLS_HAVE_ASM /** * \def MBEDTLS_NO_UDBL_DIVISION * * The platform lacks support for double-width integer division (64-bit * division on a 32-bit platform, 128-bit division on a 64-bit platform). * * Used in: * include/mbedtls/bignum.h * library/bignum.c * * The bignum code uses double-width division to speed up some operations. * Double-width division is often implemented in software that needs to * be linked with the program. The presence of a double-width integer * type is usually detected automatically through preprocessor macros, * but the automatic detection cannot know whether the code needs to * and can be linked with an implementation of division for that type. * By default division is assumed to be usable if the type is present. * Uncomment this option to prevent the use of double-width division. * * Note that division for the native integer type is always required. * Furthermore, a 64-bit type is always required even on a 32-bit * platform, but it need not support multiplication or division. In some * cases it is also desirable to disable some double-width operations. For * example, if double-width division is implemented in software, disabling * it can reduce code size in some embedded targets. */ //#define MBEDTLS_NO_UDBL_DIVISION /** * \def MBEDTLS_NO_64BIT_MULTIPLICATION * * The platform lacks support for 32x32 -> 64-bit multiplication. * * Used in: * library/poly1305.c * * Some parts of the library may use multiplication of two unsigned 32-bit * operands with a 64-bit result in order to speed up computations. On some * platforms, this is not available in hardware and has to be implemented in * software, usually in a library provided by the toolchain. * * Sometimes it is not desirable to have to link to that library. This option * removes the dependency of that library on platforms that lack a hardware * 64-bit multiplier by embedding a software implementation in Mbed TLS. * * Note that depending on the compiler, this may decrease performance compared * to using the library function provided by the toolchain. */ //#define MBEDTLS_NO_64BIT_MULTIPLICATION /** * \def MBEDTLS_HAVE_SSE2 * * CPU supports SSE2 instruction set. * * Uncomment if the CPU supports SSE2 (IA-32 specific). */ //#define MBEDTLS_HAVE_SSE2 /** * \def MBEDTLS_HAVE_TIME * * System has time.h and time(). * The time does not need to be correct, only time differences are used, * by contrast with MBEDTLS_HAVE_TIME_DATE * * Defining MBEDTLS_HAVE_TIME allows you to specify MBEDTLS_PLATFORM_TIME_ALT, * MBEDTLS_PLATFORM_TIME_MACRO, MBEDTLS_PLATFORM_TIME_TYPE_MACRO and * MBEDTLS_PLATFORM_STD_TIME. * * Comment if your system does not support time functions. * * \note If MBEDTLS_TIMING_C is set - to enable the semi-portable timing * interface - timing.c will include time.h on suitable platforms * regardless of the setting of MBEDTLS_HAVE_TIME, unless * MBEDTLS_TIMING_ALT is used. See timing.c for more information. */ #define MBEDTLS_HAVE_TIME /** * \def MBEDTLS_HAVE_TIME_DATE * * System has time.h, time(), and an implementation for * mbedtls_platform_gmtime_r() (see below). * The time needs to be correct (not necessarily very accurate, but at least * the date should be correct). This is used to verify the validity period of * X.509 certificates. * * Comment if your system does not have a correct clock. * * \note mbedtls_platform_gmtime_r() is an abstraction in platform_util.h that * behaves similarly to the gmtime_r() function from the C standard. Refer to * the documentation for mbedtls_platform_gmtime_r() for more information. * * \note It is possible to configure an implementation for * mbedtls_platform_gmtime_r() at compile-time by using the macro * MBEDTLS_PLATFORM_GMTIME_R_ALT. */ #define MBEDTLS_HAVE_TIME_DATE /** * \def MBEDTLS_PLATFORM_MEMORY * * Enable the memory allocation layer. * * By default Mbed TLS uses the system-provided calloc() and free(). * This allows different allocators (self-implemented or provided) to be * provided to the platform abstraction layer. * * Enabling #MBEDTLS_PLATFORM_MEMORY without the * MBEDTLS_PLATFORM_{FREE,CALLOC}_MACROs will provide * "mbedtls_platform_set_calloc_free()" allowing you to set an alternative calloc() and * free() function pointer at runtime. * * Enabling #MBEDTLS_PLATFORM_MEMORY and specifying * MBEDTLS_PLATFORM_{CALLOC,FREE}_MACROs will allow you to specify the * alternate function at compile time. * * An overview of how the value of mbedtls_calloc is determined: * * - if !MBEDTLS_PLATFORM_MEMORY * - mbedtls_calloc = calloc * - if MBEDTLS_PLATFORM_MEMORY * - if (MBEDTLS_PLATFORM_CALLOC_MACRO && MBEDTLS_PLATFORM_FREE_MACRO): * - mbedtls_calloc = MBEDTLS_PLATFORM_CALLOC_MACRO * - if !(MBEDTLS_PLATFORM_CALLOC_MACRO && MBEDTLS_PLATFORM_FREE_MACRO): * - Dynamic setup via mbedtls_platform_set_calloc_free is now possible with a default value MBEDTLS_PLATFORM_STD_CALLOC. * - How is MBEDTLS_PLATFORM_STD_CALLOC handled? * - if MBEDTLS_PLATFORM_NO_STD_FUNCTIONS: * - MBEDTLS_PLATFORM_STD_CALLOC is not set to anything; * - MBEDTLS_PLATFORM_STD_MEM_HDR can be included if present; * - if !MBEDTLS_PLATFORM_NO_STD_FUNCTIONS: * - if MBEDTLS_PLATFORM_STD_CALLOC is present: * - User-defined MBEDTLS_PLATFORM_STD_CALLOC is respected; * - if !MBEDTLS_PLATFORM_STD_CALLOC: * - MBEDTLS_PLATFORM_STD_CALLOC = calloc * * - At this point the presence of MBEDTLS_PLATFORM_STD_CALLOC is checked. * - if !MBEDTLS_PLATFORM_STD_CALLOC * - MBEDTLS_PLATFORM_STD_CALLOC = uninitialized_calloc * * - mbedtls_calloc = MBEDTLS_PLATFORM_STD_CALLOC. * * Defining MBEDTLS_PLATFORM_CALLOC_MACRO and #MBEDTLS_PLATFORM_STD_CALLOC at the same time is not possible. * MBEDTLS_PLATFORM_CALLOC_MACRO and MBEDTLS_PLATFORM_FREE_MACRO must both be defined or undefined at the same time. * #MBEDTLS_PLATFORM_STD_CALLOC and #MBEDTLS_PLATFORM_STD_FREE do not have to be defined at the same time, as, if they are used, * dynamic setup of these functions is possible. See the tree above to see how are they handled in all cases. * An uninitialized #MBEDTLS_PLATFORM_STD_CALLOC always fails, returning a null pointer. * An uninitialized #MBEDTLS_PLATFORM_STD_FREE does not do anything. * * Requires: MBEDTLS_PLATFORM_C * * Enable this layer to allow use of alternative memory allocators. */ //#define MBEDTLS_PLATFORM_MEMORY /** * \def MBEDTLS_PLATFORM_NO_STD_FUNCTIONS * * Do not assign standard functions in the platform layer (e.g. calloc() to * MBEDTLS_PLATFORM_STD_CALLOC and printf() to MBEDTLS_PLATFORM_STD_PRINTF) * * This makes sure there are no linking errors on platforms that do not support * these functions. You will HAVE to provide alternatives, either at runtime * via the platform_set_xxx() functions or at compile time by setting * the MBEDTLS_PLATFORM_STD_XXX defines, or enabling a * MBEDTLS_PLATFORM_XXX_MACRO. * * Requires: MBEDTLS_PLATFORM_C * * Uncomment to prevent default assignment of standard functions in the * platform layer. */ //#define MBEDTLS_PLATFORM_NO_STD_FUNCTIONS /** * \def MBEDTLS_PLATFORM_EXIT_ALT * * MBEDTLS_PLATFORM_XXX_ALT: Uncomment a macro to let Mbed TLS support the * function in the platform abstraction layer. * * Example: In case you uncomment MBEDTLS_PLATFORM_PRINTF_ALT, Mbed TLS will * provide a function "mbedtls_platform_set_printf()" that allows you to set an * alternative printf function pointer. * * All these define require MBEDTLS_PLATFORM_C to be defined! * * \note MBEDTLS_PLATFORM_SNPRINTF_ALT is required on Windows; * it will be enabled automatically by check_config.h * * \warning MBEDTLS_PLATFORM_XXX_ALT cannot be defined at the same time as * MBEDTLS_PLATFORM_XXX_MACRO! * * Requires: MBEDTLS_PLATFORM_TIME_ALT requires MBEDTLS_HAVE_TIME * * Uncomment a macro to enable alternate implementation of specific base * platform function */ //#define MBEDTLS_PLATFORM_SETBUF_ALT //#define MBEDTLS_PLATFORM_EXIT_ALT //#define MBEDTLS_PLATFORM_TIME_ALT //#define MBEDTLS_PLATFORM_FPRINTF_ALT //#define MBEDTLS_PLATFORM_PRINTF_ALT //#define MBEDTLS_PLATFORM_SNPRINTF_ALT //#define MBEDTLS_PLATFORM_VSNPRINTF_ALT //#define MBEDTLS_PLATFORM_NV_SEED_ALT //#define MBEDTLS_PLATFORM_SETUP_TEARDOWN_ALT //#define MBEDTLS_PLATFORM_MS_TIME_ALT /** * Uncomment the macro to let Mbed TLS use your alternate implementation of * mbedtls_platform_gmtime_r(). This replaces the default implementation in * platform_util.c. * * gmtime() is not a thread-safe function as defined in the C standard. The * library will try to use safer implementations of this function, such as * gmtime_r() when available. However, if Mbed TLS cannot identify the target * system, the implementation of mbedtls_platform_gmtime_r() will default to * using the standard gmtime(). In this case, calls from the library to * gmtime() will be guarded by the global mutex mbedtls_threading_gmtime_mutex * if MBEDTLS_THREADING_C is enabled. We recommend that calls from outside the * library are also guarded with this mutex to avoid race conditions. However, * if the macro MBEDTLS_PLATFORM_GMTIME_R_ALT is defined, Mbed TLS will * unconditionally use the implementation for mbedtls_platform_gmtime_r() * supplied at compile time. */ //#define MBEDTLS_PLATFORM_GMTIME_R_ALT /** * Uncomment the macro to let Mbed TLS use your alternate implementation of * mbedtls_platform_zeroize(), to wipe sensitive data in memory. This replaces * the default implementation in platform_util.c. * * By default, the library uses a system function such as memset_s() * (optional feature of C11), explicit_bzero() (BSD and compatible), or * SecureZeroMemory (Windows). If no such function is detected, the library * falls back to a plain C implementation. Compilers are technically * permitted to optimize this implementation out, meaning that the memory is * not actually wiped. The library tries to prevent that, but the C language * makes it impossible to guarantee that the memory will always be wiped. * * If your platform provides a guaranteed method to wipe memory which * `platform_util.c` does not detect, define this macro to the name of * a function that takes two arguments, a `void *` pointer and a length, * and wipes that many bytes starting at the specified address. For example, * if your platform has explicit_bzero() but `platform_util.c` does not * detect its presence, define `MBEDTLS_PLATFORM_ZEROIZE_ALT` to be * `explicit_bzero` to use that function as mbedtls_platform_zeroize(). */ //#define MBEDTLS_PLATFORM_ZEROIZE_ALT /** * \def MBEDTLS_DEPRECATED_WARNING * * Mark deprecated functions and features so that they generate a warning if * used. Functionality deprecated in one version will usually be removed in the * next version. You can enable this to help you prepare the transition to a * new major version by making sure your code is not using this functionality. * * This only works with GCC and Clang. With other compilers, you may want to * use MBEDTLS_DEPRECATED_REMOVED * * Uncomment to get warnings on using deprecated functions and features. */ //#define MBEDTLS_DEPRECATED_WARNING /** * \def MBEDTLS_DEPRECATED_REMOVED * * Remove deprecated functions and features so that they generate an error if * used. Functionality deprecated in one version will usually be removed in the * next version. You can enable this to help you prepare the transition to a * new major version by making sure your code is not using this functionality. * * Uncomment to get errors on using deprecated functions and features. */ //#define MBEDTLS_DEPRECATED_REMOVED /** \} name SECTION: System support */ /** * \name SECTION: Mbed TLS feature support * * This section sets support for features that are or are not needed * within the modules that are enabled. * \{ */ /** * \def MBEDTLS_TIMING_ALT * * Uncomment to provide your own alternate implementation for * mbedtls_timing_get_timer(), mbedtls_set_alarm(), mbedtls_set/get_delay() * * Only works if you have MBEDTLS_TIMING_C enabled. * * You will need to provide a header "timing_alt.h" and an implementation at * compile time. */ //#define MBEDTLS_TIMING_ALT /** * \def MBEDTLS_AES_ALT * * MBEDTLS__MODULE_NAME__ALT: Uncomment a macro to let Mbed TLS use your * alternate core implementation of a symmetric crypto, an arithmetic or hash * module (e.g. platform specific assembly optimized implementations). Keep * in mind that the function prototypes should remain the same. * * This replaces the whole module. If you only want to replace one of the * functions, use one of the MBEDTLS__FUNCTION_NAME__ALT flags. * * Example: In case you uncomment MBEDTLS_AES_ALT, Mbed TLS will no longer * provide the "struct mbedtls_aes_context" definition and omit the base * function declarations and implementations. "aes_alt.h" will be included from * "aes.h" to include the new function definitions. * * Uncomment a macro to enable alternate implementation of the corresponding * module. * * \warning MD5, DES and SHA-1 are considered weak and their * use constitutes a security risk. If possible, we recommend * avoiding dependencies on them, and considering stronger message * digests and ciphers instead. * */ //#define MBEDTLS_AES_ALT //#define MBEDTLS_ARIA_ALT //#define MBEDTLS_CAMELLIA_ALT //#define MBEDTLS_CCM_ALT //#define MBEDTLS_CHACHA20_ALT //#define MBEDTLS_CHACHAPOLY_ALT //#define MBEDTLS_CMAC_ALT //#define MBEDTLS_DES_ALT //#define MBEDTLS_DHM_ALT //#define MBEDTLS_ECJPAKE_ALT //#define MBEDTLS_GCM_ALT //#define MBEDTLS_NIST_KW_ALT //#define MBEDTLS_MD5_ALT //#define MBEDTLS_POLY1305_ALT //#define MBEDTLS_RIPEMD160_ALT //#define MBEDTLS_RSA_ALT //#define MBEDTLS_SHA1_ALT //#define MBEDTLS_SHA256_ALT //#define MBEDTLS_SHA512_ALT /* * When replacing the elliptic curve module, please consider, that it is * implemented with two .c files: * - ecp.c * - ecp_curves.c * You can replace them very much like all the other MBEDTLS__MODULE_NAME__ALT * macros as described above. The only difference is that you have to make sure * that you provide functionality for both .c files. */ //#define MBEDTLS_ECP_ALT /** * \def MBEDTLS_SHA256_PROCESS_ALT * * MBEDTLS__FUNCTION_NAME__ALT: Uncomment a macro to let Mbed TLS use you * alternate core implementation of symmetric crypto or hash function. Keep in * mind that function prototypes should remain the same. * * This replaces only one function. The header file from Mbed TLS is still * used, in contrast to the MBEDTLS__MODULE_NAME__ALT flags. * * Example: In case you uncomment MBEDTLS_SHA256_PROCESS_ALT, Mbed TLS will * no longer provide the mbedtls_sha1_process() function, but it will still provide * the other function (using your mbedtls_sha1_process() function) and the definition * of mbedtls_sha1_context, so your implementation of mbedtls_sha1_process must be compatible * with this definition. * * \note If you use the AES_xxx_ALT macros, then it is recommended to also set * MBEDTLS_AES_ROM_TABLES in order to help the linker garbage-collect the AES * tables. * * Uncomment a macro to enable alternate implementation of the corresponding * function. * * \warning MD5, DES and SHA-1 are considered weak and their use * constitutes a security risk. If possible, we recommend avoiding * dependencies on them, and considering stronger message digests * and ciphers instead. * * \warning If both MBEDTLS_ECDSA_SIGN_ALT and MBEDTLS_ECDSA_DETERMINISTIC are * enabled, then the deterministic ECDH signature functions pass the * the static HMAC-DRBG as RNG to mbedtls_ecdsa_sign(). Therefore * alternative implementations should use the RNG only for generating * the ephemeral key and nothing else. If this is not possible, then * MBEDTLS_ECDSA_DETERMINISTIC should be disabled and an alternative * implementation should be provided for mbedtls_ecdsa_sign_det_ext(). * */ //#define MBEDTLS_MD5_PROCESS_ALT //#define MBEDTLS_RIPEMD160_PROCESS_ALT //#define MBEDTLS_SHA1_PROCESS_ALT //#define MBEDTLS_SHA256_PROCESS_ALT //#define MBEDTLS_SHA512_PROCESS_ALT //#define MBEDTLS_DES_SETKEY_ALT //#define MBEDTLS_DES_CRYPT_ECB_ALT //#define MBEDTLS_DES3_CRYPT_ECB_ALT //#define MBEDTLS_AES_SETKEY_ENC_ALT //#define MBEDTLS_AES_SETKEY_DEC_ALT //#define MBEDTLS_AES_ENCRYPT_ALT //#define MBEDTLS_AES_DECRYPT_ALT //#define MBEDTLS_ECDH_GEN_PUBLIC_ALT //#define MBEDTLS_ECDH_COMPUTE_SHARED_ALT //#define MBEDTLS_ECDSA_VERIFY_ALT //#define MBEDTLS_ECDSA_SIGN_ALT //#define MBEDTLS_ECDSA_GENKEY_ALT /** * \def MBEDTLS_ECP_INTERNAL_ALT * * Expose a part of the internal interface of the Elliptic Curve Point module. * * MBEDTLS_ECP__FUNCTION_NAME__ALT: Uncomment a macro to let Mbed TLS use your * alternative core implementation of elliptic curve arithmetic. Keep in mind * that function prototypes should remain the same. * * This partially replaces one function. The header file from Mbed TLS is still * used, in contrast to the MBEDTLS_ECP_ALT flag. The original implementation * is still present and it is used for group structures not supported by the * alternative. * * The original implementation can in addition be removed by setting the * MBEDTLS_ECP_NO_FALLBACK option, in which case any function for which the * corresponding MBEDTLS_ECP__FUNCTION_NAME__ALT macro is defined will not be * able to fallback to curves not supported by the alternative implementation. * * Any of these options become available by defining MBEDTLS_ECP_INTERNAL_ALT * and implementing the following functions: * unsigned char mbedtls_internal_ecp_grp_capable( * const mbedtls_ecp_group *grp ) * int mbedtls_internal_ecp_init( const mbedtls_ecp_group *grp ) * void mbedtls_internal_ecp_free( const mbedtls_ecp_group *grp ) * The mbedtls_internal_ecp_grp_capable function should return 1 if the * replacement functions implement arithmetic for the given group and 0 * otherwise. * The functions mbedtls_internal_ecp_init and mbedtls_internal_ecp_free are * called before and after each point operation and provide an opportunity to * implement optimized set up and tear down instructions. * * Example: In case you set MBEDTLS_ECP_INTERNAL_ALT and * MBEDTLS_ECP_DOUBLE_JAC_ALT, Mbed TLS will still provide the ecp_double_jac() * function, but will use your mbedtls_internal_ecp_double_jac() if the group * for the operation is supported by your implementation (i.e. your * mbedtls_internal_ecp_grp_capable() function returns 1 for this group). If the * group is not supported by your implementation, then the original Mbed TLS * implementation of ecp_double_jac() is used instead, unless this fallback * behaviour is disabled by setting MBEDTLS_ECP_NO_FALLBACK (in which case * ecp_double_jac() will return MBEDTLS_ERR_ECP_FEATURE_UNAVAILABLE). * * The function prototypes and the definition of mbedtls_ecp_group and * mbedtls_ecp_point will not change based on MBEDTLS_ECP_INTERNAL_ALT, so your * implementation of mbedtls_internal_ecp__function_name__ must be compatible * with their definitions. * * Uncomment a macro to enable alternate implementation of the corresponding * function. */ /* Required for all the functions in this section */ //#define MBEDTLS_ECP_INTERNAL_ALT /* Turn off software fallback for curves not supported in hardware */ //#define MBEDTLS_ECP_NO_FALLBACK /* Support for Weierstrass curves with Jacobi representation */ //#define MBEDTLS_ECP_RANDOMIZE_JAC_ALT //#define MBEDTLS_ECP_ADD_MIXED_ALT //#define MBEDTLS_ECP_DOUBLE_JAC_ALT //#define MBEDTLS_ECP_NORMALIZE_JAC_MANY_ALT //#define MBEDTLS_ECP_NORMALIZE_JAC_ALT /* Support for curves with Montgomery arithmetic */ //#define MBEDTLS_ECP_DOUBLE_ADD_MXZ_ALT //#define MBEDTLS_ECP_RANDOMIZE_MXZ_ALT //#define MBEDTLS_ECP_NORMALIZE_MXZ_ALT /** * \def MBEDTLS_ENTROPY_HARDWARE_ALT * * Uncomment this macro to let Mbed TLS use your own implementation of a * hardware entropy collector. * * Your function must be called \c mbedtls_hardware_poll(), have the same * prototype as declared in library/entropy_poll.h, and accept NULL as first * argument. * * Uncomment to use your own hardware entropy collector. */ //#define MBEDTLS_ENTROPY_HARDWARE_ALT /** * \def MBEDTLS_AES_ROM_TABLES * * Use precomputed AES tables stored in ROM. * * Uncomment this macro to use precomputed AES tables stored in ROM. * Comment this macro to generate AES tables in RAM at runtime. * * Tradeoff: Using precomputed ROM tables reduces RAM usage by ~8kb * (or ~2kb if \c MBEDTLS_AES_FEWER_TABLES is used) and reduces the * initialization time before the first AES operation can be performed. * It comes at the cost of additional ~8kb ROM use (resp. ~2kb if \c * MBEDTLS_AES_FEWER_TABLES below is used), and potentially degraded * performance if ROM access is slower than RAM access. * * This option is independent of \c MBEDTLS_AES_FEWER_TABLES. */ //#define MBEDTLS_AES_ROM_TABLES /** * \def MBEDTLS_AES_FEWER_TABLES * * Use less ROM/RAM for AES tables. * * Uncommenting this macro omits 75% of the AES tables from * ROM / RAM (depending on the value of \c MBEDTLS_AES_ROM_TABLES) * by computing their values on the fly during operations * (the tables are entry-wise rotations of one another). * * Tradeoff: Uncommenting this reduces the RAM / ROM footprint * by ~6kb but at the cost of more arithmetic operations during * runtime. Specifically, one has to compare 4 accesses within * different tables to 4 accesses with additional arithmetic * operations within the same table. The performance gain/loss * depends on the system and memory details. * * This option is independent of \c MBEDTLS_AES_ROM_TABLES. */ //#define MBEDTLS_AES_FEWER_TABLES /** * \def MBEDTLS_AES_ONLY_128_BIT_KEY_LENGTH * * Use only 128-bit keys in AES operations to save ROM. * * Uncomment this macro to remove support for AES operations that use 192- * or 256-bit keys. * * Uncommenting this macro reduces the size of AES code by ~300 bytes * on v8-M/Thumb2. * * Module: library/aes.c * * Requires: MBEDTLS_AES_C */ //#define MBEDTLS_AES_ONLY_128_BIT_KEY_LENGTH /* * Disable plain C implementation for AES. * * When the plain C implementation is enabled, and an implementation using a * special CPU feature (such as MBEDTLS_AESCE_C) is also enabled, runtime * detection will be used to select between them. * * If only one implementation is present, runtime detection will not be used. * This configuration will crash at runtime if running on a CPU without the * necessary features. It will not build unless at least one of MBEDTLS_AESCE_C * and/or MBEDTLS_AESNI_C is enabled & present in the build. */ //#define MBEDTLS_AES_USE_HARDWARE_ONLY /** * \def MBEDTLS_CAMELLIA_SMALL_MEMORY * * Use less ROM for the Camellia implementation (saves about 768 bytes). * * Uncomment this macro to use less memory for Camellia. */ //#define MBEDTLS_CAMELLIA_SMALL_MEMORY /** * \def MBEDTLS_CHECK_RETURN_WARNING * * If this macro is defined, emit a compile-time warning if application code * calls a function without checking its return value, but the return value * should generally be checked in portable applications. * * This is only supported on platforms where #MBEDTLS_CHECK_RETURN is * implemented. Otherwise this option has no effect. * * Uncomment to get warnings on using fallible functions without checking * their return value. * * \note This feature is a work in progress. * Warnings will be added to more functions in the future. * * \note A few functions are considered critical, and ignoring the return * value of these functions will trigger a warning even if this * macro is not defined. To completely disable return value check * warnings, define #MBEDTLS_CHECK_RETURN with an empty expansion. */ //#define MBEDTLS_CHECK_RETURN_WARNING /** * \def MBEDTLS_CIPHER_MODE_CBC * * Enable Cipher Block Chaining mode (CBC) for symmetric ciphers. */ #define MBEDTLS_CIPHER_MODE_CBC /** * \def MBEDTLS_CIPHER_MODE_CFB * * Enable Cipher Feedback mode (CFB) for symmetric ciphers. */ #define MBEDTLS_CIPHER_MODE_CFB /** * \def MBEDTLS_CIPHER_MODE_CTR * * Enable Counter Block Cipher mode (CTR) for symmetric ciphers. */ #define MBEDTLS_CIPHER_MODE_CTR /** * \def MBEDTLS_CIPHER_MODE_OFB * * Enable Output Feedback mode (OFB) for symmetric ciphers. */ #define MBEDTLS_CIPHER_MODE_OFB /** * \def MBEDTLS_CIPHER_MODE_XTS * * Enable Xor-encrypt-xor with ciphertext stealing mode (XTS) for AES. */ #define MBEDTLS_CIPHER_MODE_XTS /** * \def MBEDTLS_CIPHER_NULL_CIPHER * * Enable NULL cipher. * Warning: Only do so when you know what you are doing. This allows for * encryption or channels without any security! * * To enable the following ciphersuites: * MBEDTLS_TLS_ECDH_ECDSA_WITH_NULL_SHA * MBEDTLS_TLS_ECDH_RSA_WITH_NULL_SHA * MBEDTLS_TLS_ECDHE_ECDSA_WITH_NULL_SHA * MBEDTLS_TLS_ECDHE_RSA_WITH_NULL_SHA * MBEDTLS_TLS_ECDHE_PSK_WITH_NULL_SHA384 * MBEDTLS_TLS_ECDHE_PSK_WITH_NULL_SHA256 * MBEDTLS_TLS_ECDHE_PSK_WITH_NULL_SHA * MBEDTLS_TLS_DHE_PSK_WITH_NULL_SHA384 * MBEDTLS_TLS_DHE_PSK_WITH_NULL_SHA256 * MBEDTLS_TLS_DHE_PSK_WITH_NULL_SHA * MBEDTLS_TLS_RSA_WITH_NULL_SHA256 * MBEDTLS_TLS_RSA_WITH_NULL_SHA * MBEDTLS_TLS_RSA_WITH_NULL_MD5 * MBEDTLS_TLS_RSA_PSK_WITH_NULL_SHA384 * MBEDTLS_TLS_RSA_PSK_WITH_NULL_SHA256 * MBEDTLS_TLS_RSA_PSK_WITH_NULL_SHA * MBEDTLS_TLS_PSK_WITH_NULL_SHA384 * MBEDTLS_TLS_PSK_WITH_NULL_SHA256 * MBEDTLS_TLS_PSK_WITH_NULL_SHA * * Uncomment this macro to enable the NULL cipher and ciphersuites */ //#define MBEDTLS_CIPHER_NULL_CIPHER /** * \def MBEDTLS_CIPHER_PADDING_PKCS7 * * MBEDTLS_CIPHER_PADDING_XXX: Uncomment or comment macros to add support for * specific padding modes in the cipher layer with cipher modes that support * padding (e.g. CBC) * * If you disable all padding modes, only full blocks can be used with CBC. * * Enable padding modes in the cipher layer. */ #define MBEDTLS_CIPHER_PADDING_PKCS7 #define MBEDTLS_CIPHER_PADDING_ONE_AND_ZEROS #define MBEDTLS_CIPHER_PADDING_ZEROS_AND_LEN #define MBEDTLS_CIPHER_PADDING_ZEROS /** \def MBEDTLS_CTR_DRBG_USE_128_BIT_KEY * * Uncomment this macro to use a 128-bit key in the CTR_DRBG module. * Without this, CTR_DRBG uses a 256-bit key * unless \c MBEDTLS_AES_ONLY_128_BIT_KEY_LENGTH is set. */ //#define MBEDTLS_CTR_DRBG_USE_128_BIT_KEY /** * Enable the verified implementations of ECDH primitives from Project Everest * (currently only Curve25519). This feature changes the layout of ECDH * contexts and therefore is a compatibility break for applications that access * fields of a mbedtls_ecdh_context structure directly. See also * MBEDTLS_ECDH_LEGACY_CONTEXT in include/mbedtls/ecdh.h. * * The Everest code is provided under the Apache 2.0 license only; therefore enabling this * option is not compatible with taking the library under the GPL v2.0-or-later license. */ //#define MBEDTLS_ECDH_VARIANT_EVEREST_ENABLED /** * \def MBEDTLS_ECP_DP_SECP192R1_ENABLED * * MBEDTLS_ECP_XXXX_ENABLED: Enables specific curves within the Elliptic Curve * module. By default all supported curves are enabled. * * Comment macros to disable the curve and functions for it */ /* Short Weierstrass curves (supporting ECP, ECDH, ECDSA) */ #define MBEDTLS_ECP_DP_SECP192R1_ENABLED #define MBEDTLS_ECP_DP_SECP224R1_ENABLED #define MBEDTLS_ECP_DP_SECP256R1_ENABLED #define MBEDTLS_ECP_DP_SECP384R1_ENABLED #define MBEDTLS_ECP_DP_SECP521R1_ENABLED #define MBEDTLS_ECP_DP_SECP192K1_ENABLED #define MBEDTLS_ECP_DP_SECP224K1_ENABLED #define MBEDTLS_ECP_DP_SECP256K1_ENABLED #define MBEDTLS_ECP_DP_BP256R1_ENABLED #define MBEDTLS_ECP_DP_BP384R1_ENABLED #define MBEDTLS_ECP_DP_BP512R1_ENABLED /* Montgomery curves (supporting ECP) */ #define MBEDTLS_ECP_DP_CURVE25519_ENABLED #define MBEDTLS_ECP_DP_CURVE448_ENABLED /** * \def MBEDTLS_ECP_NIST_OPTIM * * Enable specific 'modulo p' routines for each NIST prime. * Depending on the prime and architecture, makes operations 4 to 8 times * faster on the corresponding curve. * * Comment this macro to disable NIST curves optimisation. */ #define MBEDTLS_ECP_NIST_OPTIM /** * \def MBEDTLS_ECP_RESTARTABLE * * Enable "non-blocking" ECC operations that can return early and be resumed. * * This allows various functions to pause by returning * #MBEDTLS_ERR_ECP_IN_PROGRESS (or, for functions in the SSL module, * #MBEDTLS_ERR_SSL_CRYPTO_IN_PROGRESS) and then be called later again in * order to further progress and eventually complete their operation. This is * controlled through mbedtls_ecp_set_max_ops() which limits the maximum * number of ECC operations a function may perform before pausing; see * mbedtls_ecp_set_max_ops() for more information. * * This is useful in non-threaded environments if you want to avoid blocking * for too long on ECC (and, hence, X.509 or SSL/TLS) operations. * * This option: * - Adds xxx_restartable() variants of existing operations in the * following modules, with corresponding restart context types: * - ECP (for Short Weierstrass curves only): scalar multiplication (mul), * linear combination (muladd); * - ECDSA: signature generation & verification; * - PK: signature generation & verification; * - X509: certificate chain verification. * - Adds mbedtls_ecdh_enable_restart() in the ECDH module. * - Changes the behaviour of TLS 1.2 clients (not servers) when using the * ECDHE-ECDSA key exchange (not other key exchanges) to make all ECC * computations restartable: * - ECDH operations from the key exchange, only for Short Weierstrass * curves, only when MBEDTLS_USE_PSA_CRYPTO is not enabled. * - verification of the server's key exchange signature; * - verification of the server's certificate chain; * - generation of the client's signature if client authentication is used, * with an ECC key/certificate. * * \note In the cases above, the usual SSL/TLS functions, such as * mbedtls_ssl_handshake(), can now return * MBEDTLS_ERR_SSL_CRYPTO_IN_PROGRESS. * * \note When this option and MBEDTLS_USE_PSA_CRYPTO are both enabled, * restartable operations in PK, X.509 and TLS (see above) are not * using PSA. On the other hand, ECDH computations in TLS are using * PSA, and are not restartable. These are temporary limitations that * should be lifted in the future. * * \note This option only works with the default software implementation of * elliptic curve functionality. It is incompatible with * MBEDTLS_ECP_ALT, MBEDTLS_ECDH_XXX_ALT, MBEDTLS_ECDSA_XXX_ALT. * * Requires: MBEDTLS_ECP_C * * Uncomment this macro to enable restartable ECC computations. */ //#define MBEDTLS_ECP_RESTARTABLE /** * Uncomment to enable using new bignum code in the ECC modules. * * \warning This is currently experimental, incomplete and therefore should not * be used in production. */ //#define MBEDTLS_ECP_WITH_MPI_UINT /** * \def MBEDTLS_ECDSA_DETERMINISTIC * * Enable deterministic ECDSA (RFC 6979). * Standard ECDSA is "fragile" in the sense that lack of entropy when signing * may result in a compromise of the long-term signing key. This is avoided by * the deterministic variant. * * Requires: MBEDTLS_HMAC_DRBG_C, MBEDTLS_ECDSA_C * * Comment this macro to disable deterministic ECDSA. */ #define MBEDTLS_ECDSA_DETERMINISTIC /** * \def MBEDTLS_KEY_EXCHANGE_PSK_ENABLED * * Enable the PSK based ciphersuite modes in SSL / TLS. * * This enables the following ciphersuites (if other requisites are * enabled as well): * MBEDTLS_TLS_PSK_WITH_AES_256_GCM_SHA384 * MBEDTLS_TLS_PSK_WITH_AES_256_CBC_SHA384 * MBEDTLS_TLS_PSK_WITH_AES_256_CBC_SHA * MBEDTLS_TLS_PSK_WITH_CAMELLIA_256_GCM_SHA384 * MBEDTLS_TLS_PSK_WITH_CAMELLIA_256_CBC_SHA384 * MBEDTLS_TLS_PSK_WITH_AES_128_GCM_SHA256 * MBEDTLS_TLS_PSK_WITH_AES_128_CBC_SHA256 * MBEDTLS_TLS_PSK_WITH_AES_128_CBC_SHA * MBEDTLS_TLS_PSK_WITH_CAMELLIA_128_GCM_SHA256 * MBEDTLS_TLS_PSK_WITH_CAMELLIA_128_CBC_SHA256 */ #define MBEDTLS_KEY_EXCHANGE_PSK_ENABLED /** * \def MBEDTLS_KEY_EXCHANGE_DHE_PSK_ENABLED * * Enable the DHE-PSK based ciphersuite modes in SSL / TLS. * * Requires: MBEDTLS_DHM_C * * This enables the following ciphersuites (if other requisites are * enabled as well): * MBEDTLS_TLS_DHE_PSK_WITH_AES_256_GCM_SHA384 * MBEDTLS_TLS_DHE_PSK_WITH_AES_256_CBC_SHA384 * MBEDTLS_TLS_DHE_PSK_WITH_AES_256_CBC_SHA * MBEDTLS_TLS_DHE_PSK_WITH_CAMELLIA_256_GCM_SHA384 * MBEDTLS_TLS_DHE_PSK_WITH_CAMELLIA_256_CBC_SHA384 * MBEDTLS_TLS_DHE_PSK_WITH_AES_128_GCM_SHA256 * MBEDTLS_TLS_DHE_PSK_WITH_AES_128_CBC_SHA256 * MBEDTLS_TLS_DHE_PSK_WITH_AES_128_CBC_SHA * MBEDTLS_TLS_DHE_PSK_WITH_CAMELLIA_128_GCM_SHA256 * MBEDTLS_TLS_DHE_PSK_WITH_CAMELLIA_128_CBC_SHA256 * * \warning Using DHE constitutes a security risk as it * is not possible to validate custom DH parameters. * If possible, it is recommended users should consider * preferring other methods of key exchange. * See dhm.h for more details. * */ #define MBEDTLS_KEY_EXCHANGE_DHE_PSK_ENABLED /** * \def MBEDTLS_KEY_EXCHANGE_ECDHE_PSK_ENABLED * * Enable the ECDHE-PSK based ciphersuite modes in SSL / TLS. * * Requires: MBEDTLS_ECDH_C or (MBEDTLS_USE_PSA_CRYPTO and PSA_WANT_ALG_ECDH) * * This enables the following ciphersuites (if other requisites are * enabled as well): * MBEDTLS_TLS_ECDHE_PSK_WITH_AES_256_CBC_SHA384 * MBEDTLS_TLS_ECDHE_PSK_WITH_AES_256_CBC_SHA * MBEDTLS_TLS_ECDHE_PSK_WITH_CAMELLIA_256_CBC_SHA384 * MBEDTLS_TLS_ECDHE_PSK_WITH_AES_128_CBC_SHA256 * MBEDTLS_TLS_ECDHE_PSK_WITH_AES_128_CBC_SHA * MBEDTLS_TLS_ECDHE_PSK_WITH_CAMELLIA_128_CBC_SHA256 */ #define MBEDTLS_KEY_EXCHANGE_ECDHE_PSK_ENABLED /** * \def MBEDTLS_KEY_EXCHANGE_RSA_PSK_ENABLED * * Enable the RSA-PSK based ciphersuite modes in SSL / TLS. * * Requires: MBEDTLS_RSA_C, MBEDTLS_PKCS1_V15, * MBEDTLS_X509_CRT_PARSE_C * * This enables the following ciphersuites (if other requisites are * enabled as well): * MBEDTLS_TLS_RSA_PSK_WITH_AES_256_GCM_SHA384 * MBEDTLS_TLS_RSA_PSK_WITH_AES_256_CBC_SHA384 * MBEDTLS_TLS_RSA_PSK_WITH_AES_256_CBC_SHA * MBEDTLS_TLS_RSA_PSK_WITH_CAMELLIA_256_GCM_SHA384 * MBEDTLS_TLS_RSA_PSK_WITH_CAMELLIA_256_CBC_SHA384 * MBEDTLS_TLS_RSA_PSK_WITH_AES_128_GCM_SHA256 * MBEDTLS_TLS_RSA_PSK_WITH_AES_128_CBC_SHA256 * MBEDTLS_TLS_RSA_PSK_WITH_AES_128_CBC_SHA * MBEDTLS_TLS_RSA_PSK_WITH_CAMELLIA_128_GCM_SHA256 * MBEDTLS_TLS_RSA_PSK_WITH_CAMELLIA_128_CBC_SHA256 */ #define MBEDTLS_KEY_EXCHANGE_RSA_PSK_ENABLED /** * \def MBEDTLS_KEY_EXCHANGE_RSA_ENABLED * * Enable the RSA-only based ciphersuite modes in SSL / TLS. * * Requires: MBEDTLS_RSA_C, MBEDTLS_PKCS1_V15, * MBEDTLS_X509_CRT_PARSE_C * * This enables the following ciphersuites (if other requisites are * enabled as well): * MBEDTLS_TLS_RSA_WITH_AES_256_GCM_SHA384 * MBEDTLS_TLS_RSA_WITH_AES_256_CBC_SHA256 * MBEDTLS_TLS_RSA_WITH_AES_256_CBC_SHA * MBEDTLS_TLS_RSA_WITH_CAMELLIA_256_GCM_SHA384 * MBEDTLS_TLS_RSA_WITH_CAMELLIA_256_CBC_SHA256 * MBEDTLS_TLS_RSA_WITH_CAMELLIA_256_CBC_SHA * MBEDTLS_TLS_RSA_WITH_AES_128_GCM_SHA256 * MBEDTLS_TLS_RSA_WITH_AES_128_CBC_SHA256 * MBEDTLS_TLS_RSA_WITH_AES_128_CBC_SHA * MBEDTLS_TLS_RSA_WITH_CAMELLIA_128_GCM_SHA256 * MBEDTLS_TLS_RSA_WITH_CAMELLIA_128_CBC_SHA256 * MBEDTLS_TLS_RSA_WITH_CAMELLIA_128_CBC_SHA */ #define MBEDTLS_KEY_EXCHANGE_RSA_ENABLED /** * \def MBEDTLS_KEY_EXCHANGE_DHE_RSA_ENABLED * * Enable the DHE-RSA based ciphersuite modes in SSL / TLS. * * Requires: MBEDTLS_DHM_C, MBEDTLS_RSA_C, MBEDTLS_PKCS1_V15, * MBEDTLS_X509_CRT_PARSE_C * * This enables the following ciphersuites (if other requisites are * enabled as well): * MBEDTLS_TLS_DHE_RSA_WITH_AES_256_GCM_SHA384 * MBEDTLS_TLS_DHE_RSA_WITH_AES_256_CBC_SHA256 * MBEDTLS_TLS_DHE_RSA_WITH_AES_256_CBC_SHA * MBEDTLS_TLS_DHE_RSA_WITH_CAMELLIA_256_GCM_SHA384 * MBEDTLS_TLS_DHE_RSA_WITH_CAMELLIA_256_CBC_SHA256 * MBEDTLS_TLS_DHE_RSA_WITH_CAMELLIA_256_CBC_SHA * MBEDTLS_TLS_DHE_RSA_WITH_AES_128_GCM_SHA256 * MBEDTLS_TLS_DHE_RSA_WITH_AES_128_CBC_SHA256 * MBEDTLS_TLS_DHE_RSA_WITH_AES_128_CBC_SHA * MBEDTLS_TLS_DHE_RSA_WITH_CAMELLIA_128_GCM_SHA256 * MBEDTLS_TLS_DHE_RSA_WITH_CAMELLIA_128_CBC_SHA256 * MBEDTLS_TLS_DHE_RSA_WITH_CAMELLIA_128_CBC_SHA * * \warning Using DHE constitutes a security risk as it * is not possible to validate custom DH parameters. * If possible, it is recommended users should consider * preferring other methods of key exchange. * See dhm.h for more details. * */ #define MBEDTLS_KEY_EXCHANGE_DHE_RSA_ENABLED /** * \def MBEDTLS_KEY_EXCHANGE_ECDHE_RSA_ENABLED * * Enable the ECDHE-RSA based ciphersuite modes in SSL / TLS. * * Requires: MBEDTLS_ECDH_C or (MBEDTLS_USE_PSA_CRYPTO and PSA_WANT_ALG_ECDH) * MBEDTLS_RSA_C * MBEDTLS_PKCS1_V15 * MBEDTLS_X509_CRT_PARSE_C * * This enables the following ciphersuites (if other requisites are * enabled as well): * MBEDTLS_TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 * MBEDTLS_TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384 * MBEDTLS_TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA * MBEDTLS_TLS_ECDHE_RSA_WITH_CAMELLIA_256_GCM_SHA384 * MBEDTLS_TLS_ECDHE_RSA_WITH_CAMELLIA_256_CBC_SHA384 * MBEDTLS_TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256 * MBEDTLS_TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256 * MBEDTLS_TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA * MBEDTLS_TLS_ECDHE_RSA_WITH_CAMELLIA_128_GCM_SHA256 * MBEDTLS_TLS_ECDHE_RSA_WITH_CAMELLIA_128_CBC_SHA256 */ #define MBEDTLS_KEY_EXCHANGE_ECDHE_RSA_ENABLED /** * \def MBEDTLS_KEY_EXCHANGE_ECDHE_ECDSA_ENABLED * * Enable the ECDHE-ECDSA based ciphersuite modes in SSL / TLS. * * Requires: MBEDTLS_ECDH_C or (MBEDTLS_USE_PSA_CRYPTO and PSA_WANT_ALG_ECDH) * MBEDTLS_ECDSA_C or (MBEDTLS_USE_PSA_CRYPTO and PSA_WANT_ALG_ECDSA) * MBEDTLS_X509_CRT_PARSE_C * * This enables the following ciphersuites (if other requisites are * enabled as well): * MBEDTLS_TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA384 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA * MBEDTLS_TLS_ECDHE_ECDSA_WITH_CAMELLIA_256_GCM_SHA384 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_CAMELLIA_256_CBC_SHA384 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA256 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA * MBEDTLS_TLS_ECDHE_ECDSA_WITH_CAMELLIA_128_GCM_SHA256 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_CAMELLIA_128_CBC_SHA256 */ #define MBEDTLS_KEY_EXCHANGE_ECDHE_ECDSA_ENABLED /** * \def MBEDTLS_KEY_EXCHANGE_ECDH_ECDSA_ENABLED * * Enable the ECDH-ECDSA based ciphersuite modes in SSL / TLS. * * Requires: MBEDTLS_ECDH_C or (MBEDTLS_USE_PSA_CRYPTO and PSA_WANT_ALG_ECDH) * MBEDTLS_ECDSA_C or (MBEDTLS_USE_PSA_CRYPTO and PSA_WANT_ALG_ECDSA) * MBEDTLS_X509_CRT_PARSE_C * * This enables the following ciphersuites (if other requisites are * enabled as well): * MBEDTLS_TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA * MBEDTLS_TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA * MBEDTLS_TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA256 * MBEDTLS_TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA384 * MBEDTLS_TLS_ECDH_ECDSA_WITH_AES_128_GCM_SHA256 * MBEDTLS_TLS_ECDH_ECDSA_WITH_AES_256_GCM_SHA384 * MBEDTLS_TLS_ECDH_ECDSA_WITH_CAMELLIA_128_CBC_SHA256 * MBEDTLS_TLS_ECDH_ECDSA_WITH_CAMELLIA_256_CBC_SHA384 * MBEDTLS_TLS_ECDH_ECDSA_WITH_CAMELLIA_128_GCM_SHA256 * MBEDTLS_TLS_ECDH_ECDSA_WITH_CAMELLIA_256_GCM_SHA384 */ #define MBEDTLS_KEY_EXCHANGE_ECDH_ECDSA_ENABLED /** * \def MBEDTLS_KEY_EXCHANGE_ECDH_RSA_ENABLED * * Enable the ECDH-RSA based ciphersuite modes in SSL / TLS. * * Requires: MBEDTLS_ECDH_C or (MBEDTLS_USE_PSA_CRYPTO and PSA_WANT_ALG_ECDH) * MBEDTLS_RSA_C * MBEDTLS_X509_CRT_PARSE_C * * This enables the following ciphersuites (if other requisites are * enabled as well): * MBEDTLS_TLS_ECDH_RSA_WITH_AES_128_CBC_SHA * MBEDTLS_TLS_ECDH_RSA_WITH_AES_256_CBC_SHA * MBEDTLS_TLS_ECDH_RSA_WITH_AES_128_CBC_SHA256 * MBEDTLS_TLS_ECDH_RSA_WITH_AES_256_CBC_SHA384 * MBEDTLS_TLS_ECDH_RSA_WITH_AES_128_GCM_SHA256 * MBEDTLS_TLS_ECDH_RSA_WITH_AES_256_GCM_SHA384 * MBEDTLS_TLS_ECDH_RSA_WITH_CAMELLIA_128_CBC_SHA256 * MBEDTLS_TLS_ECDH_RSA_WITH_CAMELLIA_256_CBC_SHA384 * MBEDTLS_TLS_ECDH_RSA_WITH_CAMELLIA_128_GCM_SHA256 * MBEDTLS_TLS_ECDH_RSA_WITH_CAMELLIA_256_GCM_SHA384 */ #define MBEDTLS_KEY_EXCHANGE_ECDH_RSA_ENABLED /** * \def MBEDTLS_KEY_EXCHANGE_ECJPAKE_ENABLED * * Enable the ECJPAKE based ciphersuite modes in SSL / TLS. * * \warning This is currently experimental. EC J-PAKE support is based on the * Thread v1.0.0 specification; incompatible changes to the specification * might still happen. For this reason, this is disabled by default. * * Requires: MBEDTLS_ECJPAKE_C or (MBEDTLS_USE_PSA_CRYPTO and PSA_WANT_ALG_JPAKE) * SHA-256 (via MBEDTLS_SHA256_C or a PSA driver) * MBEDTLS_ECP_DP_SECP256R1_ENABLED * * \warning If SHA-256 is provided only by a PSA driver, you must call * psa_crypto_init() before the first handshake (even if * MBEDTLS_USE_PSA_CRYPTO is disabled). * * This enables the following ciphersuites (if other requisites are * enabled as well): * MBEDTLS_TLS_ECJPAKE_WITH_AES_128_CCM_8 */ //#define MBEDTLS_KEY_EXCHANGE_ECJPAKE_ENABLED /** * \def MBEDTLS_PK_PARSE_EC_EXTENDED * * Enhance support for reading EC keys using variants of SEC1 not allowed by * RFC 5915 and RFC 5480. * * Currently this means parsing the SpecifiedECDomain choice of EC * parameters (only known groups are supported, not arbitrary domains, to * avoid validation issues). * * Disable if you only need to support RFC 5915 + 5480 key formats. */ #define MBEDTLS_PK_PARSE_EC_EXTENDED /** * \def MBEDTLS_PK_PARSE_EC_COMPRESSED * * Enable the support for parsing public keys of type Short Weierstrass * (MBEDTLS_ECP_DP_SECP_XXX and MBEDTLS_ECP_DP_BP_XXX) which are using the * compressed point format. This parsing is done through ECP module's functions. * * \note As explained in the description of MBEDTLS_ECP_PF_COMPRESSED (in ecp.h) * the only unsupported curves are MBEDTLS_ECP_DP_SECP224R1 and * MBEDTLS_ECP_DP_SECP224K1. */ #define MBEDTLS_PK_PARSE_EC_COMPRESSED /** * \def MBEDTLS_ERROR_STRERROR_DUMMY * * Enable a dummy error function to make use of mbedtls_strerror() in * third party libraries easier when MBEDTLS_ERROR_C is disabled * (no effect when MBEDTLS_ERROR_C is enabled). * * You can safely disable this if MBEDTLS_ERROR_C is enabled, or if you're * not using mbedtls_strerror() or error_strerror() in your application. * * Disable if you run into name conflicts and want to really remove the * mbedtls_strerror() */ #define MBEDTLS_ERROR_STRERROR_DUMMY /** * \def MBEDTLS_GENPRIME * * Enable the prime-number generation code. * * Requires: MBEDTLS_BIGNUM_C */ #define MBEDTLS_GENPRIME /** * \def MBEDTLS_FS_IO * * Enable functions that use the filesystem. */ #define MBEDTLS_FS_IO /** * \def MBEDTLS_NO_DEFAULT_ENTROPY_SOURCES * * Do not add default entropy sources in mbedtls_entropy_init(). * * This is useful to have more control over the added entropy sources in an * application. * * Uncomment this macro to prevent loading of default entropy functions. */ //#define MBEDTLS_NO_DEFAULT_ENTROPY_SOURCES /** * \def MBEDTLS_NO_PLATFORM_ENTROPY * * Do not use built-in platform entropy functions. * This is useful if your platform does not support * standards like the /dev/urandom or Windows CryptoAPI. * * Uncomment this macro to disable the built-in platform entropy functions. */ //#define MBEDTLS_NO_PLATFORM_ENTROPY /** * \def MBEDTLS_ENTROPY_FORCE_SHA256 * * Force the entropy accumulator to use a SHA-256 accumulator instead of the * default SHA-512 based one (if both are available). * * Requires: MBEDTLS_SHA256_C * * On 32-bit systems SHA-256 can be much faster than SHA-512. Use this option * if you have performance concerns. * * This option is only useful if both MBEDTLS_SHA256_C and * MBEDTLS_SHA512_C are defined. Otherwise the available hash module is used. */ //#define MBEDTLS_ENTROPY_FORCE_SHA256 /** * \def MBEDTLS_ENTROPY_NV_SEED * * Enable the non-volatile (NV) seed file-based entropy source. * (Also enables the NV seed read/write functions in the platform layer) * * This is crucial (if not required) on systems that do not have a * cryptographic entropy source (in hardware or kernel) available. * * Requires: MBEDTLS_ENTROPY_C, MBEDTLS_PLATFORM_C * * \note The read/write functions that are used by the entropy source are * determined in the platform layer, and can be modified at runtime and/or * compile-time depending on the flags (MBEDTLS_PLATFORM_NV_SEED_*) used. * * \note If you use the default implementation functions that read a seedfile * with regular fopen(), please make sure you make a seedfile with the * proper name (defined in MBEDTLS_PLATFORM_STD_NV_SEED_FILE) and at * least MBEDTLS_ENTROPY_BLOCK_SIZE bytes in size that can be read from * and written to or you will get an entropy source error! The default * implementation will only use the first MBEDTLS_ENTROPY_BLOCK_SIZE * bytes from the file. * * \note The entropy collector will write to the seed file before entropy is * given to an external source, to update it. */ //#define MBEDTLS_ENTROPY_NV_SEED /* MBEDTLS_PSA_CRYPTO_KEY_ID_ENCODES_OWNER * * Enable key identifiers that encode a key owner identifier. * * The owner of a key is identified by a value of type ::mbedtls_key_owner_id_t * which is currently hard-coded to be int32_t. * * Note that this option is meant for internal use only and may be removed * without notice. */ //#define MBEDTLS_PSA_CRYPTO_KEY_ID_ENCODES_OWNER /** * \def MBEDTLS_MEMORY_DEBUG * * Enable debugging of buffer allocator memory issues. Automatically prints * (to stderr) all (fatal) messages on memory allocation issues. Enables * function for 'debug output' of allocated memory. * * Requires: MBEDTLS_MEMORY_BUFFER_ALLOC_C * * Uncomment this macro to let the buffer allocator print out error messages. */ //#define MBEDTLS_MEMORY_DEBUG /** * \def MBEDTLS_MEMORY_BACKTRACE * * Include backtrace information with each allocated block. * * Requires: MBEDTLS_MEMORY_BUFFER_ALLOC_C * GLIBC-compatible backtrace() and backtrace_symbols() support * * Uncomment this macro to include backtrace information */ //#define MBEDTLS_MEMORY_BACKTRACE /** * \def MBEDTLS_PK_RSA_ALT_SUPPORT * * Support external private RSA keys (eg from a HSM) in the PK layer. * * Comment this macro to disable support for external private RSA keys. */ #define MBEDTLS_PK_RSA_ALT_SUPPORT /** * \def MBEDTLS_PKCS1_V15 * * Enable support for PKCS#1 v1.5 encoding. * * Requires: MBEDTLS_RSA_C * * This enables support for PKCS#1 v1.5 operations. */ #define MBEDTLS_PKCS1_V15 /** * \def MBEDTLS_PKCS1_V21 * * Enable support for PKCS#1 v2.1 encoding. * * Requires: MBEDTLS_RSA_C * * \warning If using a hash that is only provided by PSA drivers, you must * call psa_crypto_init() before doing any PKCS#1 v2.1 operation. * * This enables support for RSAES-OAEP and RSASSA-PSS operations. */ #define MBEDTLS_PKCS1_V21 /** \def MBEDTLS_PSA_CRYPTO_BUILTIN_KEYS * * Enable support for platform built-in keys. If you enable this feature, * you must implement the function mbedtls_psa_platform_get_builtin_key(). * See the documentation of that function for more information. * * Built-in keys are typically derived from a hardware unique key or * stored in a secure element. * * Requires: MBEDTLS_PSA_CRYPTO_C. * * \warning This interface is experimental and may change or be removed * without notice. */ //#define MBEDTLS_PSA_CRYPTO_BUILTIN_KEYS /** \def MBEDTLS_PSA_CRYPTO_CLIENT * * Enable support for PSA crypto client. * * \note This option allows to include the code necessary for a PSA * crypto client when the PSA crypto implementation is not included in * the library (MBEDTLS_PSA_CRYPTO_C disabled). The code included is the * code to set and get PSA key attributes. * The development of PSA drivers partially relying on the library to * fulfill the hardware gaps is another possible usage of this option. * * \warning This interface is experimental and may change or be removed * without notice. */ //#define MBEDTLS_PSA_CRYPTO_CLIENT /** \def MBEDTLS_PSA_CRYPTO_EXTERNAL_RNG * * Make the PSA Crypto module use an external random generator provided * by a driver, instead of Mbed TLS's entropy and DRBG modules. * * \note This random generator must deliver random numbers with cryptographic * quality and high performance. It must supply unpredictable numbers * with a uniform distribution. The implementation of this function * is responsible for ensuring that the random generator is seeded * with sufficient entropy. If you have a hardware TRNG which is slow * or delivers non-uniform output, declare it as an entropy source * with mbedtls_entropy_add_source() instead of enabling this option. * * If you enable this option, you must configure the type * ::mbedtls_psa_external_random_context_t in psa/crypto_platform.h * and define a function called mbedtls_psa_external_get_random() * with the following prototype: * ``` * psa_status_t mbedtls_psa_external_get_random( * mbedtls_psa_external_random_context_t *context, * uint8_t *output, size_t output_size, size_t *output_length); * ); * ``` * The \c context value is initialized to 0 before the first call. * The function must fill the \c output buffer with \c output_size bytes * of random data and set \c *output_length to \c output_size. * * Requires: MBEDTLS_PSA_CRYPTO_C * * \warning If you enable this option, code that uses the PSA cryptography * interface will not use any of the entropy sources set up for * the entropy module, nor the NV seed that MBEDTLS_ENTROPY_NV_SEED * enables. * * \note This option is experimental and may be removed without notice. */ //#define MBEDTLS_PSA_CRYPTO_EXTERNAL_RNG /** * \def MBEDTLS_PSA_CRYPTO_SPM * * When MBEDTLS_PSA_CRYPTO_SPM is defined, the code is built for SPM (Secure * Partition Manager) integration which separates the code into two parts: a * NSPE (Non-Secure Process Environment) and an SPE (Secure Process * Environment). * * If you enable this option, your build environment must include a header * file `"crypto_spe.h"` (either in the `psa` subdirectory of the Mbed TLS * header files, or in another directory on the compiler's include search * path). Alternatively, your platform may customize the header * `psa/crypto_platform.h`, in which case it can skip or replace the * inclusion of `"crypto_spe.h"`. * * Module: library/psa_crypto.c * Requires: MBEDTLS_PSA_CRYPTO_C * */ //#define MBEDTLS_PSA_CRYPTO_SPM /** * \def MBEDTLS_PSA_KEY_STORE_DYNAMIC * * Dynamically resize the PSA key store to accommodate any number of * volatile keys (until the heap memory is exhausted). * * If this option is disabled, the key store has a fixed size * #MBEDTLS_PSA_KEY_SLOT_COUNT for volatile keys and loaded persistent keys * together. * * This option has no effect when #MBEDTLS_PSA_CRYPTO_C is disabled. * * Module: library/psa_crypto.c * Requires: MBEDTLS_PSA_CRYPTO_C */ #define MBEDTLS_PSA_KEY_STORE_DYNAMIC /** * Uncomment to enable p256-m. This is an alternative implementation of * key generation, ECDH and (randomized) ECDSA on the curve SECP256R1. * Compared to the default implementation: * * - p256-m has a much smaller code size and RAM footprint. * - p256-m is only available via the PSA API. This includes the pk module * when #MBEDTLS_USE_PSA_CRYPTO is enabled. * - p256-m does not support deterministic ECDSA, EC-JPAKE, custom protocols * over the core arithmetic, or deterministic derivation of keys. * * We recommend enabling this option if your application uses the PSA API * and the only elliptic curve support it needs is ECDH and ECDSA over * SECP256R1. * * If you enable this option, you do not need to enable any ECC-related * MBEDTLS_xxx option. You do need to separately request support for the * cryptographic mechanisms through the PSA API: * - #MBEDTLS_PSA_CRYPTO_C and #MBEDTLS_PSA_CRYPTO_CONFIG for PSA-based * configuration; * - #MBEDTLS_USE_PSA_CRYPTO if you want to use p256-m from PK, X.509 or TLS; * - #PSA_WANT_ECC_SECP_R1_256; * - #PSA_WANT_ALG_ECDH and/or #PSA_WANT_ALG_ECDSA as needed; * - #PSA_WANT_KEY_TYPE_ECC_PUBLIC_KEY, #PSA_WANT_KEY_TYPE_ECC_KEY_PAIR_BASIC, * #PSA_WANT_KEY_TYPE_ECC_KEY_PAIR_IMPORT, * #PSA_WANT_KEY_TYPE_ECC_KEY_PAIR_EXPORT and/or * #PSA_WANT_KEY_TYPE_ECC_KEY_PAIR_GENERATE as needed. * * \note To benefit from the smaller code size of p256-m, make sure that you * do not enable any ECC-related option not supported by p256-m: this * would cause the built-in ECC implementation to be built as well, in * order to provide the required option. * Make sure #PSA_WANT_ALG_DETERMINISTIC_ECDSA, #PSA_WANT_ALG_JPAKE and * #PSA_WANT_KEY_TYPE_ECC_KEY_PAIR_DERIVE, and curves other than * SECP256R1 are disabled as they are not supported by this driver. * Also, avoid defining #MBEDTLS_PK_PARSE_EC_COMPRESSED or * #MBEDTLS_PK_PARSE_EC_EXTENDED as those currently require a subset of * the built-in ECC implementation, see docs/driver-only-builds.md. */ //#define MBEDTLS_PSA_P256M_DRIVER_ENABLED /** * \def MBEDTLS_PSA_INJECT_ENTROPY * * Enable support for entropy injection at first boot. This feature is * required on systems that do not have a built-in entropy source (TRNG). * This feature is currently not supported on systems that have a built-in * entropy source. * * Requires: MBEDTLS_PSA_CRYPTO_STORAGE_C, MBEDTLS_ENTROPY_NV_SEED * */ //#define MBEDTLS_PSA_INJECT_ENTROPY /** * \def MBEDTLS_PSA_ASSUME_EXCLUSIVE_BUFFERS * * Assume all buffers passed to PSA functions are owned exclusively by the * PSA function and are not stored in shared memory. * * This option may be enabled if all buffers passed to any PSA function reside * in memory that is accessible only to the PSA function during its execution. * * This option MUST be disabled whenever buffer arguments are in memory shared * with an untrusted party, for example where arguments to PSA calls are passed * across a trust boundary. * * \note Enabling this option reduces memory usage and code size. * * \note Enabling this option causes overlap of input and output buffers * not to be supported by PSA functions. */ //#define MBEDTLS_PSA_ASSUME_EXCLUSIVE_BUFFERS /** * \def MBEDTLS_RSA_NO_CRT * * Do not use the Chinese Remainder Theorem * for the RSA private operation. * * Uncomment this macro to disable the use of CRT in RSA. * */ //#define MBEDTLS_RSA_NO_CRT /** * \def MBEDTLS_SELF_TEST * * Enable the checkup functions (*_self_test). */ #define MBEDTLS_SELF_TEST /** * \def MBEDTLS_SHA256_SMALLER * * Enable an implementation of SHA-256 that has lower ROM footprint but also * lower performance. * * The default implementation is meant to be a reasonable compromise between * performance and size. This version optimizes more aggressively for size at * the expense of performance. Eg on Cortex-M4 it reduces the size of * mbedtls_sha256_process() from ~2KB to ~0.5KB for a performance hit of about * 30%. * * Uncomment to enable the smaller implementation of SHA256. */ //#define MBEDTLS_SHA256_SMALLER /** * \def MBEDTLS_SHA512_SMALLER * * Enable an implementation of SHA-512 that has lower ROM footprint but also * lower performance. * * Uncomment to enable the smaller implementation of SHA512. */ //#define MBEDTLS_SHA512_SMALLER /** * \def MBEDTLS_SSL_ALL_ALERT_MESSAGES * * Enable sending of alert messages in case of encountered errors as per RFC. * If you choose not to send the alert messages, Mbed TLS can still communicate * with other servers, only debugging of failures is harder. * * The advantage of not sending alert messages, is that no information is given * about reasons for failures thus preventing adversaries of gaining intel. * * Enable sending of all alert messages */ #define MBEDTLS_SSL_ALL_ALERT_MESSAGES /** * \def MBEDTLS_SSL_DTLS_CONNECTION_ID * * Enable support for the DTLS Connection ID (CID) extension, * which allows to identify DTLS connections across changes * in the underlying transport. The CID functionality is described * in RFC 9146. * * Setting this option enables the SSL APIs `mbedtls_ssl_set_cid()`, * mbedtls_ssl_get_own_cid()`, `mbedtls_ssl_get_peer_cid()` and * `mbedtls_ssl_conf_cid()`. See the corresponding documentation for * more information. * * The maximum lengths of outgoing and incoming CIDs can be configured * through the options * - MBEDTLS_SSL_CID_OUT_LEN_MAX * - MBEDTLS_SSL_CID_IN_LEN_MAX. * * Requires: MBEDTLS_SSL_PROTO_DTLS * * Uncomment to enable the Connection ID extension. */ #define MBEDTLS_SSL_DTLS_CONNECTION_ID /** * \def MBEDTLS_SSL_DTLS_CONNECTION_ID_COMPAT * * Defines whether RFC 9146 (default) or the legacy version * (version draft-ietf-tls-dtls-connection-id-05, * https://tools.ietf.org/html/draft-ietf-tls-dtls-connection-id-05) * is used. * * Set the value to 0 for the standard version, and * 1 for the legacy draft version. * * \deprecated Support for the legacy version of the DTLS * Connection ID feature is deprecated. Please * switch to the standardized version defined * in RFC 9146 enabled by utilizing * MBEDTLS_SSL_DTLS_CONNECTION_ID without use * of MBEDTLS_SSL_DTLS_CONNECTION_ID_COMPAT. * * Requires: MBEDTLS_SSL_DTLS_CONNECTION_ID */ #define MBEDTLS_SSL_DTLS_CONNECTION_ID_COMPAT … /** * \def MBEDTLS_SSL_ASYNC_PRIVATE * * Enable asynchronous external private key operations in SSL. This allows * you to configure an SSL connection to call an external cryptographic * module to perform private key operations instead of performing the * operation inside the library. * * Requires: MBEDTLS_X509_CRT_PARSE_C */ //#define MBEDTLS_SSL_ASYNC_PRIVATE /** * \def MBEDTLS_SSL_CONTEXT_SERIALIZATION * * Enable serialization of the TLS context structures, through use of the * functions mbedtls_ssl_context_save() and mbedtls_ssl_context_load(). * * This pair of functions allows one side of a connection to serialize the * context associated with the connection, then free or re-use that context * while the serialized state is persisted elsewhere, and finally deserialize * that state to a live context for resuming read/write operations on the * connection. From a protocol perspective, the state of the connection is * unaffected, in particular this is entirely transparent to the peer. * * Note: this is distinct from TLS session resumption, which is part of the * protocol and fully visible by the peer. TLS session resumption enables * establishing new connections associated to a saved session with shorter, * lighter handshakes, while context serialization is a local optimization in * handling a single, potentially long-lived connection. * * Enabling these APIs makes some SSL structures larger, as 64 extra bytes are * saved after the handshake to allow for more efficient serialization, so if * you don't need this feature you'll save RAM by disabling it. * * Requires: MBEDTLS_GCM_C or MBEDTLS_CCM_C or MBEDTLS_CHACHAPOLY_C * * Comment to disable the context serialization APIs. */ #define MBEDTLS_SSL_CONTEXT_SERIALIZATION /** * \def MBEDTLS_SSL_DEBUG_ALL * * Enable the debug messages in SSL module for all issues. * Debug messages have been disabled in some places to prevent timing * attacks due to (unbalanced) debugging function calls. * * If you need all error reporting you should enable this during debugging, * but remove this for production servers that should log as well. * * Uncomment this macro to report all debug messages on errors introducing * a timing side-channel. * */ //#define MBEDTLS_SSL_DEBUG_ALL /** \def MBEDTLS_SSL_ENCRYPT_THEN_MAC * * Enable support for Encrypt-then-MAC, RFC 7366. * * This allows peers that both support it to use a more robust protection for * ciphersuites using CBC, providing deep resistance against timing attacks * on the padding or underlying cipher. * * This only affects CBC ciphersuites, and is useless if none is defined. * * Requires: MBEDTLS_SSL_PROTO_TLS1_2 * * Comment this macro to disable support for Encrypt-then-MAC */ #define MBEDTLS_SSL_ENCRYPT_THEN_MAC /** \def MBEDTLS_SSL_EXTENDED_MASTER_SECRET * * Enable support for RFC 7627: Session Hash and Extended Master Secret * Extension. * * This was introduced as "the proper fix" to the Triple Handshake family of * attacks, but it is recommended to always use it (even if you disable * renegotiation), since it actually fixes a more fundamental issue in the * original SSL/TLS design, and has implications beyond Triple Handshake. * * Requires: MBEDTLS_SSL_PROTO_TLS1_2 * * Comment this macro to disable support for Extended Master Secret. */ #define MBEDTLS_SSL_EXTENDED_MASTER_SECRET /** * \def MBEDTLS_SSL_KEEP_PEER_CERTIFICATE * * This option controls the availability of the API mbedtls_ssl_get_peer_cert() * giving access to the peer's certificate after completion of the handshake. * * Unless you need mbedtls_ssl_peer_cert() in your application, it is * recommended to disable this option for reduced RAM usage. * * \note If this option is disabled, mbedtls_ssl_get_peer_cert() is still * defined, but always returns \c NULL. * * \note This option has no influence on the protection against the * triple handshake attack. Even if it is disabled, Mbed TLS will * still ensure that certificates do not change during renegotiation, * for example by keeping a hash of the peer's certificate. * * \note This option is required if MBEDTLS_SSL_PROTO_TLS1_3 is set. * * Comment this macro to disable storing the peer's certificate * after the handshake. */ #define MBEDTLS_SSL_KEEP_PEER_CERTIFICATE /** * \def MBEDTLS_SSL_RENEGOTIATION * * Enable support for TLS renegotiation. * * The two main uses of renegotiation are (1) refresh keys on long-lived * connections and (2) client authentication after the initial handshake. * If you don't need renegotiation, it's probably better to disable it, since * it has been associated with security issues in the past and is easy to * misuse/misunderstand. * * Requires: MBEDTLS_SSL_PROTO_TLS1_2 * * Comment this to disable support for renegotiation. * * \note Even if this option is disabled, both client and server are aware * of the Renegotiation Indication Extension (RFC 5746) used to * prevent the SSL renegotiation attack (see RFC 5746 Sect. 1). * (See \c mbedtls_ssl_conf_legacy_renegotiation for the * configuration of this extension). * */ #define MBEDTLS_SSL_RENEGOTIATION /** * \def MBEDTLS_SSL_MAX_FRAGMENT_LENGTH * * Enable support for RFC 6066 max_fragment_length extension in SSL. * * Comment this macro to disable support for the max_fragment_length extension */ #define MBEDTLS_SSL_MAX_FRAGMENT_LENGTH /** * \def MBEDTLS_SSL_RECORD_SIZE_LIMIT * * Enable support for RFC 8449 record_size_limit extension in SSL (TLS 1.3 only). * * Requires: MBEDTLS_SSL_PROTO_TLS1_3 * * Uncomment this macro to enable support for the record_size_limit extension */ //#define MBEDTLS_SSL_RECORD_SIZE_LIMIT /** * \def MBEDTLS_SSL_PROTO_TLS1_2 * * Enable support for TLS 1.2 (and DTLS 1.2 if DTLS is enabled). * * Requires: Without MBEDTLS_USE_PSA_CRYPTO: MBEDTLS_MD_C and * (MBEDTLS_SHA256_C or MBEDTLS_SHA384_C or * SHA-256 or SHA-512 provided by a PSA driver) * With MBEDTLS_USE_PSA_CRYPTO: * PSA_WANT_ALG_SHA_256 or PSA_WANT_ALG_SHA_384 * * \warning If building with MBEDTLS_USE_PSA_CRYPTO, or if the hash(es) used * are only provided by PSA drivers, you must call psa_crypto_init() before * doing any TLS operations. * * Comment this macro to disable support for TLS 1.2 / DTLS 1.2 */ #define MBEDTLS_SSL_PROTO_TLS1_2 /** * \def MBEDTLS_SSL_PROTO_TLS1_3 * * Enable support for TLS 1.3. * * \note See docs/architecture/tls13-support.md for a description of the TLS * 1.3 support that this option enables. * * Requires: MBEDTLS_SSL_KEEP_PEER_CERTIFICATE * Requires: MBEDTLS_PSA_CRYPTO_C * * \note TLS 1.3 uses PSA crypto for cryptographic operations that are * directly performed by TLS 1.3 code. As a consequence, when TLS 1.3 * is enabled, a TLS handshake may call psa_crypto_init(), even * if it ends up negotiating a different TLS version. * * \note Cryptographic operations performed indirectly via another module * (X.509, PK) or by code shared with TLS 1.2 (record protection, * running handshake hash) only use PSA crypto if * #MBEDTLS_USE_PSA_CRYPTO is enabled. * * Uncomment this macro to enable the support for TLS 1.3. */ #define MBEDTLS_SSL_PROTO_TLS1_3 /** * \def MBEDTLS_SSL_TLS1_3_COMPATIBILITY_MODE * * Enable TLS 1.3 middlebox compatibility mode. * * As specified in Section D.4 of RFC 8446, TLS 1.3 offers a compatibility * mode to make a TLS 1.3 connection more likely to pass through middle boxes * expecting TLS 1.2 traffic. * * Turning on the compatibility mode comes at the cost of a few added bytes * on the wire, but it doesn't affect compatibility with TLS 1.3 implementations * that don't use it. Therefore, unless transmission bandwidth is critical and * you know that middlebox compatibility issues won't occur, it is therefore * recommended to set this option. * * Comment to disable compatibility mode for TLS 1.3. If * MBEDTLS_SSL_PROTO_TLS1_3 is not enabled, this option does not have any * effect on the build. * */ #define MBEDTLS_SSL_TLS1_3_COMPATIBILITY_MODE /** * \def MBEDTLS_SSL_TLS1_3_KEY_EXCHANGE_MODE_PSK_ENABLED * * Enable TLS 1.3 PSK key exchange mode. * * Comment to disable support for the PSK key exchange mode in TLS 1.3. If * MBEDTLS_SSL_PROTO_TLS1_3 is not enabled, this option does not have any * effect on the build. * */ #define MBEDTLS_SSL_TLS1_3_KEY_EXCHANGE_MODE_PSK_ENABLED /** * \def MBEDTLS_SSL_TLS1_3_KEY_EXCHANGE_MODE_EPHEMERAL_ENABLED * * Enable TLS 1.3 ephemeral key exchange mode. * * Requires: PSA_WANT_ALG_ECDH or PSA_WANT_ALG_FFDH * MBEDTLS_X509_CRT_PARSE_C * and at least one of: * MBEDTLS_ECDSA_C or (MBEDTLS_USE_PSA_CRYPTO and PSA_WANT_ALG_ECDSA) * MBEDTLS_PKCS1_V21 * * Comment to disable support for the ephemeral key exchange mode in TLS 1.3. * If MBEDTLS_SSL_PROTO_TLS1_3 is not enabled, this option does not have any * effect on the build. * */ #define MBEDTLS_SSL_TLS1_3_KEY_EXCHANGE_MODE_EPHEMERAL_ENABLED /** * \def MBEDTLS_SSL_TLS1_3_KEY_EXCHANGE_MODE_PSK_EPHEMERAL_ENABLED * * Enable TLS 1.3 PSK ephemeral key exchange mode. * * Requires: PSA_WANT_ALG_ECDH or PSA_WANT_ALG_FFDH * * Comment to disable support for the PSK ephemeral key exchange mode in * TLS 1.3. If MBEDTLS_SSL_PROTO_TLS1_3 is not enabled, this option does not * have any effect on the build. * */ #define MBEDTLS_SSL_TLS1_3_KEY_EXCHANGE_MODE_PSK_EPHEMERAL_ENABLED /** * \def MBEDTLS_SSL_EARLY_DATA * * Enable support for RFC 8446 TLS 1.3 early data. * * Requires: MBEDTLS_SSL_SESSION_TICKETS and either * MBEDTLS_SSL_TLS1_3_KEY_EXCHANGE_MODE_PSK_ENABLED or * MBEDTLS_SSL_TLS1_3_KEY_EXCHANGE_MODE_PSK_EPHEMERAL_ENABLED * * Comment this to disable support for early data. If MBEDTLS_SSL_PROTO_TLS1_3 * is not enabled, this option does not have any effect on the build. * * \note The maximum amount of early data can be set with * MBEDTLS_SSL_MAX_EARLY_DATA_SIZE. * */ //#define MBEDTLS_SSL_EARLY_DATA /** * \def MBEDTLS_SSL_PROTO_DTLS * * Enable support for DTLS (all available versions). * * Enable this and MBEDTLS_SSL_PROTO_TLS1_2 to enable DTLS 1.2. * * Requires: MBEDTLS_SSL_PROTO_TLS1_2 * * Comment this macro to disable support for DTLS */ #define MBEDTLS_SSL_PROTO_DTLS /** * \def MBEDTLS_SSL_ALPN * * Enable support for RFC 7301 Application Layer Protocol Negotiation. * * Comment this macro to disable support for ALPN. */ #define MBEDTLS_SSL_ALPN /** * \def MBEDTLS_SSL_DTLS_ANTI_REPLAY * * Enable support for the anti-replay mechanism in DTLS. * * Requires: MBEDTLS_SSL_TLS_C * MBEDTLS_SSL_PROTO_DTLS * * \warning Disabling this is often a security risk! * See mbedtls_ssl_conf_dtls_anti_replay() for details. * * Comment this to disable anti-replay in DTLS. */ #define MBEDTLS_SSL_DTLS_ANTI_REPLAY /** * \def MBEDTLS_SSL_DTLS_HELLO_VERIFY * * Enable support for HelloVerifyRequest on DTLS servers. * * This feature is highly recommended to prevent DTLS servers being used as * amplifiers in DoS attacks against other hosts. It should always be enabled * unless you know for sure amplification cannot be a problem in the * environment in which your server operates. * * \warning Disabling this can be a security risk! (see above) * * Requires: MBEDTLS_SSL_PROTO_DTLS * * Comment this to disable support for HelloVerifyRequest. */ #define MBEDTLS_SSL_DTLS_HELLO_VERIFY /** * \def MBEDTLS_SSL_DTLS_SRTP * * Enable support for negotiation of DTLS-SRTP (RFC 5764) * through the use_srtp extension. * * \note This feature provides the minimum functionality required * to negotiate the use of DTLS-SRTP and to allow the derivation of * the associated SRTP packet protection key material. * In particular, the SRTP packet protection itself, as well as the * demultiplexing of RTP and DTLS packets at the datagram layer * (see Section 5 of RFC 5764), are not handled by this feature. * Instead, after successful completion of a handshake negotiating * the use of DTLS-SRTP, the extended key exporter API * mbedtls_ssl_conf_export_keys_cb() should be used to implement * the key exporter described in Section 4.2 of RFC 5764 and RFC 5705 * (this is implemented in the SSL example programs). * The resulting key should then be passed to an SRTP stack. * * Setting this option enables the runtime API * mbedtls_ssl_conf_dtls_srtp_protection_profiles() * through which the supported DTLS-SRTP protection * profiles can be configured. You must call this API at * runtime if you wish to negotiate the use of DTLS-SRTP. * * Requires: MBEDTLS_SSL_PROTO_DTLS * * Uncomment this to enable support for use_srtp extension. */ //#define MBEDTLS_SSL_DTLS_SRTP /** * \def MBEDTLS_SSL_DTLS_CLIENT_PORT_REUSE * * Enable server-side support for clients that reconnect from the same port. * * Some clients unexpectedly close the connection and try to reconnect using the * same source port. This needs special support from the server to handle the * new connection securely, as described in section 4.2.8 of RFC 6347. This * flag enables that support. * * Requires: MBEDTLS_SSL_DTLS_HELLO_VERIFY * * Comment this to disable support for clients reusing the source port. */ #define MBEDTLS_SSL_DTLS_CLIENT_PORT_REUSE /** * \def MBEDTLS_SSL_SESSION_TICKETS * * Enable support for RFC 5077 session tickets in SSL. * Client-side, provides full support for session tickets (maintenance of a * session store remains the responsibility of the application, though). * Server-side, you also need to provide callbacks for writing and parsing * tickets, including authenticated encryption and key management. Example * callbacks are provided by MBEDTLS_SSL_TICKET_C. * * Comment this macro to disable support for SSL session tickets */ #define MBEDTLS_SSL_SESSION_TICKETS /** * \def MBEDTLS_SSL_SERVER_NAME_INDICATION * * Enable support for RFC 6066 server name indication (SNI) in SSL. * * Requires: MBEDTLS_X509_CRT_PARSE_C * * Comment this macro to disable support for server name indication in SSL */ #define MBEDTLS_SSL_SERVER_NAME_INDICATION /** * \def MBEDTLS_SSL_VARIABLE_BUFFER_LENGTH * * When this option is enabled, the SSL buffer will be resized automatically * based on the negotiated maximum fragment length in each direction. * * Requires: MBEDTLS_SSL_MAX_FRAGMENT_LENGTH */ //#define MBEDTLS_SSL_VARIABLE_BUFFER_LENGTH /** * \def MBEDTLS_TEST_CONSTANT_FLOW_MEMSAN * * Enable testing of the constant-flow nature of some sensitive functions with * clang's MemorySanitizer. This causes some existing tests to also test * this non-functional property of the code under test. * * This setting requires compiling with clang -fsanitize=memory. The test * suites can then be run normally. * * \warning This macro is only used for extended testing; it is not considered * part of the library's API, so it may change or disappear at any time. * * Uncomment to enable testing of the constant-flow nature of selected code. */ //#define MBEDTLS_TEST_CONSTANT_FLOW_MEMSAN /** * \def MBEDTLS_TEST_CONSTANT_FLOW_VALGRIND * * Enable testing of the constant-flow nature of some sensitive functions with * valgrind's memcheck tool. This causes some existing tests to also test * this non-functional property of the code under test. * * This setting requires valgrind headers for building, and is only useful for * testing if the tests suites are run with valgrind's memcheck. This can be * done for an individual test suite with 'valgrind ./test_suite_xxx', or when * using CMake, this can be done for all test suites with 'make memcheck'. * * \warning This macro is only used for extended testing; it is not considered * part of the library's API, so it may change or disappear at any time. * * Uncomment to enable testing of the constant-flow nature of selected code. */ //#define MBEDTLS_TEST_CONSTANT_FLOW_VALGRIND /** * \def MBEDTLS_TEST_HOOKS * * Enable features for invasive testing such as introspection functions and * hooks for fault injection. This enables additional unit tests. * * Merely enabling this feature should not change the behavior of the product. * It only adds new code, and new branching points where the default behavior * is the same as when this feature is disabled. * However, this feature increases the attack surface: there is an added * risk of vulnerabilities, and more gadgets that can make exploits easier. * Therefore this feature must never be enabled in production. * * See `docs/architecture/testing/mbed-crypto-invasive-testing.md` for more * information. * * Uncomment to enable invasive tests. */ //#define MBEDTLS_TEST_HOOKS /** * \def MBEDTLS_THREADING_ALT * * Provide your own alternate threading implementation. * * Requires: MBEDTLS_THREADING_C * * Uncomment this to allow your own alternate threading implementation. */ //#define MBEDTLS_THREADING_ALT /** * \def MBEDTLS_THREADING_PTHREAD * * Enable the pthread wrapper layer for the threading layer. * * Requires: MBEDTLS_THREADING_C * * Uncomment this to enable pthread mutexes. */ //#define MBEDTLS_THREADING_PTHREAD /** * \def MBEDTLS_USE_PSA_CRYPTO * * Make the X.509 and TLS libraries use PSA for cryptographic operations as * much as possible, and enable new APIs for using keys handled by PSA Crypto. * * \note Development of this option is currently in progress, and parts of Mbed * TLS's X.509 and TLS modules are not ported to PSA yet. However, these parts * will still continue to work as usual, so enabling this option should not * break backwards compatibility. * * \warning If you enable this option, you need to call `psa_crypto_init()` * before calling any function from the SSL/TLS, X.509 or PK modules, except * for the various mbedtls_xxx_init() functions which can be called at any time. * * \note An important and desirable effect of this option is that it allows * PK, X.509 and TLS to take advantage of PSA drivers. For example, enabling * this option is what allows use of drivers for ECDSA, ECDH and EC J-PAKE in * those modules. However, note that even with this option disabled, some code * in PK, X.509, TLS or the crypto library might still use PSA drivers, if it * can determine it's safe to do so; currently that's the case for hashes. * * \note See docs/use-psa-crypto.md for a complete description this option. * * Requires: MBEDTLS_PSA_CRYPTO_C. * * Uncomment this to enable internal use of PSA Crypto and new associated APIs. */ //#define MBEDTLS_USE_PSA_CRYPTO /** * \def MBEDTLS_PSA_CRYPTO_CONFIG * * This setting allows support for cryptographic mechanisms through the PSA * API to be configured separately from support through the mbedtls API. * * When this option is disabled, the PSA API exposes the cryptographic * mechanisms that can be implemented on top of the `mbedtls_xxx` API * configured with `MBEDTLS_XXX` symbols. * * When this option is enabled, the PSA API exposes the cryptographic * mechanisms requested by the `PSA_WANT_XXX` symbols defined in * include/psa/crypto_config.h. The corresponding `MBEDTLS_XXX` settings are * automatically enabled if required (i.e. if no PSA driver provides the * mechanism). You may still freely enable additional `MBEDTLS_XXX` symbols * in mbedtls_config.h. * * If the symbol #MBEDTLS_PSA_CRYPTO_CONFIG_FILE is defined, it specifies * an alternative header to include instead of include/psa/crypto_config.h. * * \warning This option is experimental, in that the set of `PSA_WANT_XXX` * symbols is not completely finalized yet, and the configuration * tooling is not ideally adapted to having two separate configuration * files. * Future minor releases of Mbed TLS may make minor changes to those * symbols, but we will endeavor to provide a transition path. * Nonetheless, this option is considered mature enough to use in * production, as long as you accept that you may need to make * minor changes to psa/crypto_config.h when upgrading Mbed TLS. */ //#define MBEDTLS_PSA_CRYPTO_CONFIG /** * \def MBEDTLS_VERSION_FEATURES * * Allow run-time checking of compile-time enabled features. Thus allowing users * to check at run-time if the library is for instance compiled with threading * support via mbedtls_version_check_feature(). * * Requires: MBEDTLS_VERSION_C * * Comment this to disable run-time checking and save ROM space */ #define MBEDTLS_VERSION_FEATURES /** * \def MBEDTLS_X509_TRUSTED_CERTIFICATE_CALLBACK * * If set, this enables the X.509 API `mbedtls_x509_crt_verify_with_ca_cb()` * and the SSL API `mbedtls_ssl_conf_ca_cb()` which allow users to configure * the set of trusted certificates through a callback instead of a linked * list. * * This is useful for example in environments where a large number of trusted * certificates is present and storing them in a linked list isn't efficient * enough, or when the set of trusted certificates changes frequently. * * See the documentation of `mbedtls_x509_crt_verify_with_ca_cb()` and * `mbedtls_ssl_conf_ca_cb()` for more information. * * Requires: MBEDTLS_X509_CRT_PARSE_C * * Uncomment to enable trusted certificate callbacks. */ //#define MBEDTLS_X509_TRUSTED_CERTIFICATE_CALLBACK /** * \def MBEDTLS_X509_REMOVE_INFO * * Disable mbedtls_x509_*_info() and related APIs. * * Uncomment to omit mbedtls_x509_*_info(), as well as mbedtls_debug_print_crt() * and other functions/constants only used by these functions, thus reducing * the code footprint by several KB. */ //#define MBEDTLS_X509_REMOVE_INFO /** * \def MBEDTLS_X509_RSASSA_PSS_SUPPORT * * Enable parsing and verification of X.509 certificates, CRLs and CSRS * signed with RSASSA-PSS (aka PKCS#1 v2.1). * * Requires: MBEDTLS_PKCS1_V21 * * Comment this macro to disallow using RSASSA-PSS in certificates. */ #define MBEDTLS_X509_RSASSA_PSS_SUPPORT /** \} name SECTION: Mbed TLS feature support */ /** * \name SECTION: Mbed TLS modules * * This section enables or disables entire modules in Mbed TLS * \{ */ /** * \def MBEDTLS_AESNI_C * * Enable AES-NI support on x86-64 or x86-32. * * \note AESNI is only supported with certain compilers and target options: * - Visual Studio: supported * - GCC, x86-64, target not explicitly supporting AESNI: * requires MBEDTLS_HAVE_ASM. * - GCC, x86-32, target not explicitly supporting AESNI: * not supported. * - GCC, x86-64 or x86-32, target supporting AESNI: supported. * For this assembly-less implementation, you must currently compile * `library/aesni.c` and `library/aes.c` with machine options to enable * SSE2 and AESNI instructions: `gcc -msse2 -maes -mpclmul` or * `clang -maes -mpclmul`. * - Non-x86 targets: this option is silently ignored. * - Other compilers: this option is silently ignored. * * \note * Above, "GCC" includes compatible compilers such as Clang. * The limitations on target support are likely to be relaxed in the future. * * Module: library/aesni.c * Caller: library/aes.c * * Requires: MBEDTLS_HAVE_ASM (on some platforms, see note) * * This modules adds support for the AES-NI instructions on x86. */ #define MBEDTLS_AESNI_C /** * \def MBEDTLS_AESCE_C * * Enable AES cryptographic extension support on Armv8. * * Module: library/aesce.c * Caller: library/aes.c * * Requires: MBEDTLS_AES_C * * \warning Runtime detection only works on Linux. For non-Linux operating * system, Armv8-A Cryptographic Extensions must be supported by * the CPU when this option is enabled. * * \note Minimum compiler versions for this feature when targeting aarch64 * are Clang 4.0; armclang 6.6; GCC 6.0; or MSVC 2019 version 16.11.2. * Minimum compiler versions for this feature when targeting 32-bit * Arm or Thumb are Clang 11.0; armclang 6.20; or GCC 6.0. * * \note \c CFLAGS must be set to a minimum of \c -march=armv8-a+crypto for * armclang <= 6.9 * * This module adds support for the AES Armv8-A Cryptographic Extensions on Armv8 systems. */ #define MBEDTLS_AESCE_C /** * \def MBEDTLS_AES_C * * Enable the AES block cipher. * * Module: library/aes.c * Caller: library/cipher.c * library/pem.c * library/ctr_drbg.c * * This module enables the following ciphersuites (if other requisites are * enabled as well): * MBEDTLS_TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA * MBEDTLS_TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA * MBEDTLS_TLS_ECDH_RSA_WITH_AES_128_CBC_SHA * MBEDTLS_TLS_ECDH_RSA_WITH_AES_256_CBC_SHA * MBEDTLS_TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA256 * MBEDTLS_TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA384 * MBEDTLS_TLS_ECDH_RSA_WITH_AES_128_CBC_SHA256 * MBEDTLS_TLS_ECDH_RSA_WITH_AES_256_CBC_SHA384 * MBEDTLS_TLS_ECDH_ECDSA_WITH_AES_128_GCM_SHA256 * MBEDTLS_TLS_ECDH_ECDSA_WITH_AES_256_GCM_SHA384 * MBEDTLS_TLS_ECDH_RSA_WITH_AES_128_GCM_SHA256 * MBEDTLS_TLS_ECDH_RSA_WITH_AES_256_GCM_SHA384 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384 * MBEDTLS_TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 * MBEDTLS_TLS_DHE_RSA_WITH_AES_256_GCM_SHA384 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA384 * MBEDTLS_TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384 * MBEDTLS_TLS_DHE_RSA_WITH_AES_256_CBC_SHA256 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA * MBEDTLS_TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA * MBEDTLS_TLS_DHE_RSA_WITH_AES_256_CBC_SHA * MBEDTLS_TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256 * MBEDTLS_TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256 * MBEDTLS_TLS_DHE_RSA_WITH_AES_128_GCM_SHA256 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA256 * MBEDTLS_TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256 * MBEDTLS_TLS_DHE_RSA_WITH_AES_128_CBC_SHA256 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA * MBEDTLS_TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA * MBEDTLS_TLS_DHE_RSA_WITH_AES_128_CBC_SHA * MBEDTLS_TLS_DHE_PSK_WITH_AES_256_GCM_SHA384 * MBEDTLS_TLS_ECDHE_PSK_WITH_AES_256_CBC_SHA384 * MBEDTLS_TLS_DHE_PSK_WITH_AES_256_CBC_SHA384 * MBEDTLS_TLS_ECDHE_PSK_WITH_AES_256_CBC_SHA * MBEDTLS_TLS_DHE_PSK_WITH_AES_256_CBC_SHA * MBEDTLS_TLS_DHE_PSK_WITH_AES_128_GCM_SHA256 * MBEDTLS_TLS_ECDHE_PSK_WITH_AES_128_CBC_SHA256 * MBEDTLS_TLS_DHE_PSK_WITH_AES_128_CBC_SHA256 * MBEDTLS_TLS_ECDHE_PSK_WITH_AES_128_CBC_SHA * MBEDTLS_TLS_DHE_PSK_WITH_AES_128_CBC_SHA * MBEDTLS_TLS_RSA_WITH_AES_256_GCM_SHA384 * MBEDTLS_TLS_RSA_WITH_AES_256_CBC_SHA256 * MBEDTLS_TLS_RSA_WITH_AES_256_CBC_SHA * MBEDTLS_TLS_RSA_WITH_AES_128_GCM_SHA256 * MBEDTLS_TLS_RSA_WITH_AES_128_CBC_SHA256 * MBEDTLS_TLS_RSA_WITH_AES_128_CBC_SHA * MBEDTLS_TLS_RSA_PSK_WITH_AES_256_GCM_SHA384 * MBEDTLS_TLS_RSA_PSK_WITH_AES_256_CBC_SHA384 * MBEDTLS_TLS_RSA_PSK_WITH_AES_256_CBC_SHA * MBEDTLS_TLS_RSA_PSK_WITH_AES_128_GCM_SHA256 * MBEDTLS_TLS_RSA_PSK_WITH_AES_128_CBC_SHA256 * MBEDTLS_TLS_RSA_PSK_WITH_AES_128_CBC_SHA * MBEDTLS_TLS_PSK_WITH_AES_256_GCM_SHA384 * MBEDTLS_TLS_PSK_WITH_AES_256_CBC_SHA384 * MBEDTLS_TLS_PSK_WITH_AES_256_CBC_SHA * MBEDTLS_TLS_PSK_WITH_AES_128_GCM_SHA256 * MBEDTLS_TLS_PSK_WITH_AES_128_CBC_SHA256 * MBEDTLS_TLS_PSK_WITH_AES_128_CBC_SHA * * PEM_PARSE uses AES for decrypting encrypted keys. */ #define MBEDTLS_AES_C /** * \def MBEDTLS_ASN1_PARSE_C * * Enable the generic ASN1 parser. * * Module: library/asn1.c * Caller: library/x509.c * library/dhm.c * library/pkcs12.c * library/pkcs5.c * library/pkparse.c */ #define MBEDTLS_ASN1_PARSE_C /** * \def MBEDTLS_ASN1_WRITE_C * * Enable the generic ASN1 writer. * * Module: library/asn1write.c * Caller: library/ecdsa.c * library/pkwrite.c * library/x509_create.c * library/x509write_crt.c * library/x509write_csr.c */ #define MBEDTLS_ASN1_WRITE_C /** * \def MBEDTLS_BASE64_C * * Enable the Base64 module. * * Module: library/base64.c * Caller: library/pem.c * * This module is required for PEM support (required by X.509). */ #define MBEDTLS_BASE64_C /** * \def MBEDTLS_BLOCK_CIPHER_NO_DECRYPT * * Remove decryption operation for AES, ARIA and Camellia block cipher. * * \note This feature is incompatible with insecure block cipher, * MBEDTLS_DES_C, and cipher modes which always require decryption * operation, MBEDTLS_CIPHER_MODE_CBC, MBEDTLS_CIPHER_MODE_XTS and * MBEDTLS_NIST_KW_C. When #MBEDTLS_PSA_CRYPTO_CONFIG is enabled, * this feature is incompatible with following supported PSA equivalence, * PSA_WANT_ALG_ECB_NO_PADDING, PSA_WANT_ALG_CBC_NO_PADDING, * PSA_WANT_ALG_CBC_PKCS7 and PSA_WANT_KEY_TYPE_DES. * * Module: library/aes.c * library/aesce.c * library/aesni.c * library/aria.c * library/camellia.c * library/cipher.c */ //#define MBEDTLS_BLOCK_CIPHER_NO_DECRYPT /** * \def MBEDTLS_BIGNUM_C * * Enable the multi-precision integer library. * * Module: library/bignum.c * library/bignum_core.c * library/bignum_mod.c * library/bignum_mod_raw.c * Caller: library/dhm.c * library/ecp.c * library/ecdsa.c * library/rsa.c * library/rsa_alt_helpers.c * library/ssl_tls.c * * This module is required for RSA, DHM and ECC (ECDH, ECDSA) support. */ #define MBEDTLS_BIGNUM_C /** * \def MBEDTLS_CAMELLIA_C * * Enable the Camellia block cipher. * * Module: library/camellia.c * Caller: library/cipher.c * * This module enables the following ciphersuites (if other requisites are * enabled as well): * MBEDTLS_TLS_ECDH_ECDSA_WITH_CAMELLIA_128_CBC_SHA256 * MBEDTLS_TLS_ECDH_ECDSA_WITH_CAMELLIA_256_CBC_SHA384 * MBEDTLS_TLS_ECDH_RSA_WITH_CAMELLIA_128_CBC_SHA256 * MBEDTLS_TLS_ECDH_RSA_WITH_CAMELLIA_256_CBC_SHA384 * MBEDTLS_TLS_ECDH_ECDSA_WITH_CAMELLIA_128_GCM_SHA256 * MBEDTLS_TLS_ECDH_ECDSA_WITH_CAMELLIA_256_GCM_SHA384 * MBEDTLS_TLS_ECDH_RSA_WITH_CAMELLIA_128_GCM_SHA256 * MBEDTLS_TLS_ECDH_RSA_WITH_CAMELLIA_256_GCM_SHA384 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_CAMELLIA_256_GCM_SHA384 * MBEDTLS_TLS_ECDHE_RSA_WITH_CAMELLIA_256_GCM_SHA384 * MBEDTLS_TLS_DHE_RSA_WITH_CAMELLIA_256_GCM_SHA384 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_CAMELLIA_256_CBC_SHA384 * MBEDTLS_TLS_ECDHE_RSA_WITH_CAMELLIA_256_CBC_SHA384 * MBEDTLS_TLS_DHE_RSA_WITH_CAMELLIA_256_CBC_SHA256 * MBEDTLS_TLS_DHE_RSA_WITH_CAMELLIA_256_CBC_SHA * MBEDTLS_TLS_ECDHE_ECDSA_WITH_CAMELLIA_128_GCM_SHA256 * MBEDTLS_TLS_ECDHE_RSA_WITH_CAMELLIA_128_GCM_SHA256 * MBEDTLS_TLS_DHE_RSA_WITH_CAMELLIA_128_GCM_SHA256 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_CAMELLIA_128_CBC_SHA256 * MBEDTLS_TLS_ECDHE_RSA_WITH_CAMELLIA_128_CBC_SHA256 * MBEDTLS_TLS_DHE_RSA_WITH_CAMELLIA_128_CBC_SHA256 * MBEDTLS_TLS_DHE_RSA_WITH_CAMELLIA_128_CBC_SHA * MBEDTLS_TLS_DHE_PSK_WITH_CAMELLIA_256_GCM_SHA384 * MBEDTLS_TLS_ECDHE_PSK_WITH_CAMELLIA_256_CBC_SHA384 * MBEDTLS_TLS_DHE_PSK_WITH_CAMELLIA_256_CBC_SHA384 * MBEDTLS_TLS_DHE_PSK_WITH_CAMELLIA_128_GCM_SHA256 * MBEDTLS_TLS_DHE_PSK_WITH_CAMELLIA_128_CBC_SHA256 * MBEDTLS_TLS_ECDHE_PSK_WITH_CAMELLIA_128_CBC_SHA256 * MBEDTLS_TLS_RSA_WITH_CAMELLIA_256_GCM_SHA384 * MBEDTLS_TLS_RSA_WITH_CAMELLIA_256_CBC_SHA256 * MBEDTLS_TLS_RSA_WITH_CAMELLIA_256_CBC_SHA * MBEDTLS_TLS_RSA_WITH_CAMELLIA_128_GCM_SHA256 * MBEDTLS_TLS_RSA_WITH_CAMELLIA_128_CBC_SHA256 * MBEDTLS_TLS_RSA_WITH_CAMELLIA_128_CBC_SHA * MBEDTLS_TLS_RSA_PSK_WITH_CAMELLIA_256_GCM_SHA384 * MBEDTLS_TLS_RSA_PSK_WITH_CAMELLIA_256_CBC_SHA384 * MBEDTLS_TLS_RSA_PSK_WITH_CAMELLIA_128_GCM_SHA256 * MBEDTLS_TLS_RSA_PSK_WITH_CAMELLIA_128_CBC_SHA256 * MBEDTLS_TLS_PSK_WITH_CAMELLIA_256_GCM_SHA384 * MBEDTLS_TLS_PSK_WITH_CAMELLIA_256_CBC_SHA384 * MBEDTLS_TLS_PSK_WITH_CAMELLIA_128_GCM_SHA256 * MBEDTLS_TLS_PSK_WITH_CAMELLIA_128_CBC_SHA256 */ #define MBEDTLS_CAMELLIA_C /** * \def MBEDTLS_ARIA_C * * Enable the ARIA block cipher. * * Module: library/aria.c * Caller: library/cipher.c * * This module enables the following ciphersuites (if other requisites are * enabled as well): * * MBEDTLS_TLS_RSA_WITH_ARIA_128_CBC_SHA256 * MBEDTLS_TLS_RSA_WITH_ARIA_256_CBC_SHA384 * MBEDTLS_TLS_DHE_RSA_WITH_ARIA_128_CBC_SHA256 * MBEDTLS_TLS_DHE_RSA_WITH_ARIA_256_CBC_SHA384 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_ARIA_128_CBC_SHA256 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_ARIA_256_CBC_SHA384 * MBEDTLS_TLS_ECDH_ECDSA_WITH_ARIA_128_CBC_SHA256 * MBEDTLS_TLS_ECDH_ECDSA_WITH_ARIA_256_CBC_SHA384 * MBEDTLS_TLS_ECDHE_RSA_WITH_ARIA_128_CBC_SHA256 * MBEDTLS_TLS_ECDHE_RSA_WITH_ARIA_256_CBC_SHA384 * MBEDTLS_TLS_ECDH_RSA_WITH_ARIA_128_CBC_SHA256 * MBEDTLS_TLS_ECDH_RSA_WITH_ARIA_256_CBC_SHA384 * MBEDTLS_TLS_RSA_WITH_ARIA_128_GCM_SHA256 * MBEDTLS_TLS_RSA_WITH_ARIA_256_GCM_SHA384 * MBEDTLS_TLS_DHE_RSA_WITH_ARIA_128_GCM_SHA256 * MBEDTLS_TLS_DHE_RSA_WITH_ARIA_256_GCM_SHA384 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_ARIA_128_GCM_SHA256 * MBEDTLS_TLS_ECDHE_ECDSA_WITH_ARIA_256_GCM_SHA384 * MBEDTLS_TLS_ECDH_ECDSA_WITH_ARIA_128_GCM_SHA256 * MBEDTLS_TLS_ECDH_ECDSA_WITH_ARIA_256_GCM_SHA384 * MBEDTLS_TLS_ECDHE_RSA_WITH_ARIA_128_GCM_SHA256 * MBEDTLS_TLS_ECDHE_RSA_WITH_ARIA_256_GCM_SHA384 * MBEDTLS_TLS_ECDH_RSA_WITH_ARIA_128_GCM_SHA256 * MBEDTLS_TLS_ECDH_RSA_WITH_ARIA_256_GCM_SHA384 * MBEDTLS_TLS_PSK_WITH_ARIA_128_CBC_SHA256 * MBEDTLS_TLS_PSK_WITH_ARIA_256_CBC_SHA384 * MBEDTLS_TLS_DHE_PSK_WITH_ARIA_128_CBC_SHA256 * MBEDTLS_TLS_DHE_PSK_WITH_ARIA_256_CBC_SHA384 * MBEDTLS_TLS_RSA_PSK_WITH_ARIA_128_CBC_SHA256 * MBEDTLS_TLS_RSA_PSK_WITH_ARIA_256_CBC_SHA384 * MBEDTLS_TLS_PSK_WITH_ARIA_128_GCM_SHA256 * MBEDTLS_TLS_PSK_WITH_ARIA_256_GCM_SHA384 * MBEDTLS_TLS_DHE_PSK_WITH_ARIA_128_GCM_SHA256 * MBEDTLS_TLS_DHE_PSK_WITH_ARIA_256_GCM_SHA384 * MBEDTLS_TLS_RSA_PSK_WITH_ARIA_128_GCM_SHA256 * MBEDTLS_TLS_RSA_PSK_WITH_ARIA_256_GCM_SHA384 * MBEDTLS_TLS_ECDHE_PSK_WITH_ARIA_128_CBC_SHA256 * MBEDTLS_TLS_ECDHE_PSK_WITH_ARIA_256_CBC_SHA384 */ #define MBEDTLS_ARIA_C /** * \def MBEDTLS_CCM_C * * Enable the Counter with CBC-MAC (CCM) mode for 128-bit block cipher. * * Module: library/ccm.c * * Requires: MBEDTLS_CIPHER_C, MBEDTLS_AES_C or MBEDTLS_CAMELLIA_C or * MBEDTLS_ARIA_C * * This module enables the AES-CCM ciphersuites, if other requisites are * enabled as well. */ #define MBEDTLS_CCM_C /** * \def MBEDTLS_CHACHA20_C * * Enable the ChaCha20 stream cipher. * * Module: library/chacha20.c */ #define MBEDTLS_CHACHA20_C /** * \def MBEDTLS_CHACHAPOLY_C * * Enable the ChaCha20-Poly1305 AEAD algorithm. * * Module: library/chachapoly.c * * This module requires: MBEDTLS_CHACHA20_C, MBEDTLS_POLY1305_C */ #define MBEDTLS_CHACHAPOLY_C /** * \def MBEDTLS_CIPHER_C * * Enable the generic cipher layer. * * Module: library/cipher.c * Caller: library/ccm.c * library/cmac.c * library/gcm.c * library/nist_kw.c * library/pkcs12.c * library/pkcs5.c * library/psa_crypto_aead.c * library/psa_crypto_mac.c * library/ssl_ciphersuites.c * library/ssl_msg.c * library/ssl_ticket.c (unless MBEDTLS_USE_PSA_CRYPTO is enabled) * Auto-enabled by: MBEDTLS_PSA_CRYPTO_C depending on which ciphers are enabled * (see the documentation of that option for details). * * Uncomment to enable generic cipher wrappers. */ #define MBEDTLS_CIPHER_C /** * \def MBEDTLS_CMAC_C * * Enable the CMAC (Cipher-based Message Authentication Code) mode for block * ciphers. * * \note When #MBEDTLS_CMAC_ALT is active, meaning that the underlying * implementation of the CMAC algorithm is provided by an alternate * implementation, that alternate implementation may opt to not support * AES-192 or 3DES as underlying block ciphers for the CMAC operation. * * Module: library/cmac.c * * Requires: MBEDTLS_CIPHER_C, MBEDTLS_AES_C or MBEDTLS_DES_C * */ #define MBEDTLS_CMAC_C /** * \def MBEDTLS_CTR_DRBG_C * * Enable the CTR_DRBG AES-based random generator. * The CTR_DRBG generator uses AES-256 by default. * To use AES-128 instead, enable \c MBEDTLS_CTR_DRBG_USE_128_BIT_KEY above. * * AES support can either be achieved through builtin (MBEDTLS_AES_C) or PSA. * Builtin is the default option when MBEDTLS_AES_C is defined otherwise PSA * is used. * * \warning When using PSA, the user should call `psa_crypto_init()` before * using any CTR_DRBG operation (except `mbedtls_ctr_drbg_init()`). * * \note AES-128 will be used if \c MBEDTLS_AES_ONLY_128_BIT_KEY_LENGTH is set. * * \note To achieve a 256-bit security strength with CTR_DRBG, * you must use AES-256 *and* use sufficient entropy. * See ctr_drbg.h for more details. * * Module: library/ctr_drbg.c * Caller: * * Requires: MBEDTLS_AES_C or * (PSA_WANT_KEY_TYPE_AES and PSA_WANT_ALG_ECB_NO_PADDING and * MBEDTLS_PSA_CRYPTO_C) * * This module provides the CTR_DRBG AES random number generator. */ #define MBEDTLS_CTR_DRBG_C /** * \def MBEDTLS_DEBUG_C * * Enable the debug functions. * * Module: library/debug.c * Caller: library/ssl_msg.c * library/ssl_tls.c * library/ssl_tls12_*.c * library/ssl_tls13_*.c * * This module provides debugging functions. */ #define MBEDTLS_DEBUG_C /** * \def MBEDTLS_DES_C * * Enable the DES block cipher. * * Module: library/des.c * Caller: library/pem.c * library/cipher.c * * PEM_PARSE uses DES/3DES for decrypting encrypted keys. * * \warning DES/3DES are considered weak ciphers and their use constitutes a * security risk. We recommend considering stronger ciphers instead. */ #define MBEDTLS_DES_C /** * \def MBEDTLS_DHM_C * * Enable the Diffie-Hellman-Merkle module. * * Module: library/dhm.c * Caller: library/ssl_tls.c * library/ssl*_client.c * library/ssl*_server.c * * This module is used by the following key exchanges: * DHE-RSA, DHE-PSK * * \warning Using DHE constitutes a security risk as it * is not possible to validate custom DH parameters. * If possible, it is recommended users should consider * preferring other methods of key exchange. * See dhm.h for more details. * */ #define MBEDTLS_DHM_C /** * \def MBEDTLS_ECDH_C * * Enable the elliptic curve Diffie-Hellman library. * * Module: library/ecdh.c * Caller: library/psa_crypto.c * library/ssl_tls.c * library/ssl*_client.c * library/ssl*_server.c * * This module is used by the following key exchanges: * ECDHE-ECDSA, ECDHE-RSA, DHE-PSK * * Requires: MBEDTLS_ECP_C */ #define MBEDTLS_ECDH_C /** * \def MBEDTLS_ECDSA_C * * Enable the elliptic curve DSA library. * * Module: library/ecdsa.c * Caller: * * This module is used by the following key exchanges: * ECDHE-ECDSA * * Requires: MBEDTLS_ECP_C, MBEDTLS_ASN1_WRITE_C, MBEDTLS_ASN1_PARSE_C, * and at least one MBEDTLS_ECP_DP_XXX_ENABLED for a * short Weierstrass curve. */ #define MBEDTLS_ECDSA_C /** * \def MBEDTLS_ECJPAKE_C * * Enable the elliptic curve J-PAKE library. * * \note EC J-PAKE support is based on the Thread v1.0.0 specification. * It has not been reviewed for compliance with newer standards such as * Thread v1.1 or RFC 8236. * * Module: library/ecjpake.c * Caller: * * This module is used by the following key exchanges: * ECJPAKE * * Requires: MBEDTLS_ECP_C and either MBEDTLS_MD_C or MBEDTLS_PSA_CRYPTO_C * * \warning If using a hash that is only provided by PSA drivers, you must * call psa_crypto_init() before doing any EC J-PAKE operations. */ #define MBEDTLS_ECJPAKE_C /** * \def MBEDTLS_ECP_C * * Enable the elliptic curve over GF(p) library. * * Module: library/ecp.c * Caller: library/ecdh.c * library/ecdsa.c * library/ecjpake.c * * Requires: MBEDTLS_BIGNUM_C and at least one MBEDTLS_ECP_DP_XXX_ENABLED */ #define MBEDTLS_ECP_C /** * \def MBEDTLS_ENTROPY_C * * Enable the platform-specific entropy code. * * Module: library/entropy.c * Caller: * * Requires: MBEDTLS_SHA512_C or MBEDTLS_SHA256_C * * This module provides a generic entropy pool */ #define MBEDTLS_ENTROPY_C /** * \def MBEDTLS_ERROR_C * * Enable error code to error string conversion. * * Module: library/error.c * Caller: * * This module enables mbedtls_strerror(). */ #define MBEDTLS_ERROR_C /** * \def MBEDTLS_GCM_C * * Enable the Galois/Counter Mode (GCM). * * Module: library/gcm.c * * Requires: MBEDTLS_CIPHER_C, MBEDTLS_AES_C or MBEDTLS_CAMELLIA_C or * MBEDTLS_ARIA_C * * This module enables the AES-GCM and CAMELLIA-GCM ciphersuites, if other * requisites are enabled as well. */ #define MBEDTLS_GCM_C /** * \def MBEDTLS_GCM_LARGE_TABLE * * Enable large pre-computed tables for Galois/Counter Mode (GCM). * Can significantly increase throughput on systems without GCM hardware * acceleration (e.g., AESNI, AESCE). * * The mbedtls_gcm_context size will increase by 3840 bytes. * The code size will increase by roughly 344 bytes. * * Module: library/gcm.c * * Requires: MBEDTLS_GCM_C */ //#define MBEDTLS_GCM_LARGE_TABLE /** * \def MBEDTLS_HKDF_C * * Enable the HKDF algorithm (RFC 5869). * * Module: library/hkdf.c * Caller: * * Requires: MBEDTLS_MD_C * * This module adds support for the Hashed Message Authentication Code * (HMAC)-based key derivation function (HKDF). */ #define MBEDTLS_HKDF_C /** * \def MBEDTLS_HMAC_DRBG_C * * Enable the HMAC_DRBG random generator. * * Module: library/hmac_drbg.c * Caller: * * Requires: MBEDTLS_MD_C * * Uncomment to enable the HMAC_DRBG random number generator. */ #define MBEDTLS_HMAC_DRBG_C /** * \def MBEDTLS_LMS_C * * Enable the LMS stateful-hash asymmetric signature algorithm. * * Module: library/lms.c * Caller: * * Requires: MBEDTLS_PSA_CRYPTO_C * * Uncomment to enable the LMS verification algorithm and public key operations. */ #define MBEDTLS_LMS_C /** * \def MBEDTLS_LMS_PRIVATE * * Enable LMS private-key operations and signing code. Functions enabled by this * option are experimental, and should not be used in production. * * Requires: MBEDTLS_LMS_C * * Uncomment to enable the LMS signature algorithm and private key operations. */ //#define MBEDTLS_LMS_PRIVATE /** * \def MBEDTLS_NIST_KW_C * * Enable the Key Wrapping mode for 128-bit block ciphers, * as defined in NIST SP 800-38F. Only KW and KWP modes * are supported. At the moment, only AES is approved by NIST. * * Module: library/nist_kw.c * * Requires: MBEDTLS_AES_C and MBEDTLS_CIPHER_C */ #define MBEDTLS_NIST_KW_C /** * \def MBEDTLS_MD_C * * Enable the generic layer for message digest (hashing) and HMAC. * * Requires: one of: MBEDTLS_MD5_C, MBEDTLS_RIPEMD160_C, MBEDTLS_SHA1_C, * MBEDTLS_SHA224_C, MBEDTLS_SHA256_C, MBEDTLS_SHA384_C, * MBEDTLS_SHA512_C, or MBEDTLS_PSA_CRYPTO_C with at least * one hash. * Module: library/md.c * Caller: library/constant_time.c * library/ecdsa.c * library/ecjpake.c * library/hkdf.c * library/hmac_drbg.c * library/pk.c * library/pkcs5.c * library/pkcs12.c * library/psa_crypto_ecp.c * library/psa_crypto_rsa.c * library/rsa.c * library/ssl_cookie.c * library/ssl_msg.c * library/ssl_tls.c * library/x509.c * library/x509_crt.c * library/x509write_crt.c * library/x509write_csr.c * * Uncomment to enable generic message digest wrappers. */ #define MBEDTLS_MD_C /** * \def MBEDTLS_MD5_C * * Enable the MD5 hash algorithm. * * Module: library/md5.c * Caller: library/md.c * library/pem.c * library/ssl_tls.c * * This module is required for TLS 1.2 depending on the handshake parameters. * Further, it is used for checking MD5-signed certificates, and for PBKDF1 * when decrypting PEM-encoded encrypted keys. * * \warning MD5 is considered a weak message digest and its use constitutes a * security risk. If possible, we recommend avoiding dependencies on * it, and considering stronger message digests instead. * */ #define MBEDTLS_MD5_C /** * \def MBEDTLS_MEMORY_BUFFER_ALLOC_C * * Enable the buffer allocator implementation that makes use of a (stack) * based buffer to 'allocate' dynamic memory. (replaces calloc() and free() * calls) * * Module: library/memory_buffer_alloc.c * * Requires: MBEDTLS_PLATFORM_C * MBEDTLS_PLATFORM_MEMORY (to use it within Mbed TLS) * * Enable this module to enable the buffer memory allocator. */ //#define MBEDTLS_MEMORY_BUFFER_ALLOC_C /** * \def MBEDTLS_NET_C * * Enable the TCP and UDP over IPv6/IPv4 networking routines. * * \note This module only works on POSIX/Unix (including Linux, BSD and OS X) * and Windows. For other platforms, you'll want to disable it, and write your * own networking callbacks to be passed to \c mbedtls_ssl_set_bio(). * * \note See also our Knowledge Base article about porting to a new * environment: * https://mbed-tls.readthedocs.io/en/latest/kb/how-to/how-do-i-port-mbed-tls-to-a-new-environment-OS * * Module: library/net_sockets.c * * This module provides networking routines. */ #define MBEDTLS_NET_C /** * \def MBEDTLS_OID_C * * Enable the OID database. * * Module: library/oid.c * Caller: library/asn1write.c * library/pkcs5.c * library/pkparse.c * library/pkwrite.c * library/rsa.c * library/x509.c * library/x509_create.c * library/x509_crl.c * library/x509_crt.c * library/x509_csr.c * library/x509write_crt.c * library/x509write_csr.c * * This modules translates between OIDs and internal values. */ #define MBEDTLS_OID_C /** * \def MBEDTLS_PADLOCK_C * * Enable VIA Padlock support on x86. * * Module: library/padlock.c * Caller: library/aes.c * * Requires: MBEDTLS_HAVE_ASM * * This modules adds support for the VIA PadLock on x86. */ #define MBEDTLS_PADLOCK_C /** * \def MBEDTLS_PEM_PARSE_C * * Enable PEM decoding / parsing. * * Module: library/pem.c * Caller: library/dhm.c * library/pkparse.c * library/x509_crl.c * library/x509_crt.c * library/x509_csr.c * * Requires: MBEDTLS_BASE64_C * optionally MBEDTLS_MD5_C, or PSA Crypto with MD5 (see below) * * \warning When parsing password-protected files, if MD5 is provided only by * a PSA driver, you must call psa_crypto_init() before the first file. * * This modules adds support for decoding / parsing PEM files. */ #define MBEDTLS_PEM_PARSE_C /** * \def MBEDTLS_PEM_WRITE_C * * Enable PEM encoding / writing. * * Module: library/pem.c * Caller: library/pkwrite.c * library/x509write_crt.c * library/x509write_csr.c * * Requires: MBEDTLS_BASE64_C * * This modules adds support for encoding / writing PEM files. */ #define MBEDTLS_PEM_WRITE_C /** * \def MBEDTLS_PK_C * * Enable the generic public (asymmetric) key layer. * * Module: library/pk.c * Caller: library/psa_crypto_rsa.c * library/ssl_tls.c * library/ssl*_client.c * library/ssl*_server.c * library/x509.c * * Requires: MBEDTLS_MD_C, MBEDTLS_RSA_C or MBEDTLS_ECP_C * * Uncomment to enable generic public key wrappers. */ #define MBEDTLS_PK_C /** * \def MBEDTLS_PK_PARSE_C * * Enable the generic public (asymmetric) key parser. * * Module: library/pkparse.c * Caller: library/x509_crt.c * library/x509_csr.c * * Requires: MBEDTLS_ASN1_PARSE_C, MBEDTLS_OID_C, MBEDTLS_PK_C * * Uncomment to enable generic public key parse functions. */ #define MBEDTLS_PK_PARSE_C /** * \def MBEDTLS_PK_WRITE_C * * Enable the generic public (asymmetric) key writer. * * Module: library/pkwrite.c * Caller: library/x509write.c * * Requires: MBEDTLS_ASN1_WRITE_C, MBEDTLS_OID_C, MBEDTLS_PK_C * * Uncomment to enable generic public key write functions. */ #define MBEDTLS_PK_WRITE_C /** * \def MBEDTLS_PKCS5_C * * Enable PKCS#5 functions. * * Module: library/pkcs5.c * * Auto-enables: MBEDTLS_MD_C * * \warning If using a hash that is only provided by PSA drivers, you must * call psa_crypto_init() before doing any PKCS5 operations. * * This module adds support for the PKCS#5 functions. */ #define MBEDTLS_PKCS5_C /** * \def MBEDTLS_PKCS7_C * * Enable PKCS #7 core for using PKCS #7-formatted signatures. * RFC Link - https://tools.ietf.org/html/rfc2315 * * Module: library/pkcs7.c * * Requires: MBEDTLS_ASN1_PARSE_C, MBEDTLS_OID_C, MBEDTLS_PK_PARSE_C, * MBEDTLS_X509_CRT_PARSE_C MBEDTLS_X509_CRL_PARSE_C, * MBEDTLS_BIGNUM_C, MBEDTLS_MD_C * * This module is required for the PKCS #7 parsing modules. */ #define MBEDTLS_PKCS7_C /** * \def MBEDTLS_PKCS12_C * * Enable PKCS#12 PBE functions. * Adds algorithms for parsing PKCS#8 encrypted private keys * * Module: library/pkcs12.c * Caller: library/pkparse.c * * Requires: MBEDTLS_ASN1_PARSE_C and either MBEDTLS_MD_C or * MBEDTLS_PSA_CRYPTO_C. * * \warning If using a hash that is only provided by PSA drivers, you must * call psa_crypto_init() before doing any PKCS12 operations. * * This module enables PKCS#12 functions. */ #define MBEDTLS_PKCS12_C /** * \def MBEDTLS_PLATFORM_C * * Enable the platform abstraction layer that allows you to re-assign * functions like calloc(), free(), snprintf(), printf(), fprintf(), exit(). * * Enabling MBEDTLS_PLATFORM_C enables to use of MBEDTLS_PLATFORM_XXX_ALT * or MBEDTLS_PLATFORM_XXX_MACRO directives, allowing the functions mentioned * above to be specified at runtime or compile time respectively. * * \note This abstraction layer must be enabled on Windows (including MSYS2) * as other modules rely on it for a fixed snprintf implementation. * * Module: library/platform.c * Caller: Most other .c files * * This module enables abstraction of common (libc) functions. */ #define MBEDTLS_PLATFORM_C /** * \def MBEDTLS_POLY1305_C * * Enable the Poly1305 MAC algorithm. * * Module: library/poly1305.c * Caller: library/chachapoly.c */ #define MBEDTLS_POLY1305_C /** * \def MBEDTLS_PSA_CRYPTO_C * * Enable the Platform Security Architecture cryptography API. * * Module: library/psa_crypto.c * * Requires: either MBEDTLS_CTR_DRBG_C and MBEDTLS_ENTROPY_C, * or MBEDTLS_HMAC_DRBG_C and MBEDTLS_ENTROPY_C, * or MBEDTLS_PSA_CRYPTO_EXTERNAL_RNG. * Auto-enables: MBEDTLS_CIPHER_C if any unauthenticated (ie, non-AEAD) cipher * is enabled in PSA (unless it's fully accelerated, see * docs/driver-only-builds.md about that). */ #define MBEDTLS_PSA_CRYPTO_C /** * \def MBEDTLS_PSA_CRYPTO_SE_C * * Enable dynamic secure element support in the Platform Security Architecture * cryptography API. * * \deprecated This feature is deprecated. Please switch to the PSA driver * interface. * * \warning This feature is not thread-safe, and should not be used in a * multi-threaded environment. * * Module: library/psa_crypto_se.c * * Requires: MBEDTLS_PSA_CRYPTO_C, MBEDTLS_PSA_CRYPTO_STORAGE_C * */ //#define MBEDTLS_PSA_CRYPTO_SE_C /** * \def MBEDTLS_PSA_CRYPTO_STORAGE_C * * Enable the Platform Security Architecture persistent key storage. * * Module: library/psa_crypto_storage.c * * Requires: MBEDTLS_PSA_CRYPTO_C, * either MBEDTLS_PSA_ITS_FILE_C or a native implementation of * the PSA ITS interface */ #define MBEDTLS_PSA_CRYPTO_STORAGE_C /** * \def MBEDTLS_PSA_ITS_FILE_C * * Enable the emulation of the Platform Security Architecture * Internal Trusted Storage (PSA ITS) over files. * * Module: library/psa_its_file.c * * Requires: MBEDTLS_FS_IO */ #define MBEDTLS_PSA_ITS_FILE_C /** * \def MBEDTLS_RIPEMD160_C * * Enable the RIPEMD-160 hash algorithm. * * Module: library/ripemd160.c * Caller: library/md.c * */ #define MBEDTLS_RIPEMD160_C /** * \def MBEDTLS_RSA_C * * Enable the RSA public-key cryptosystem. * * Module: library/rsa.c * library/rsa_alt_helpers.c * Caller: library/pk.c * library/psa_crypto.c * library/ssl_tls.c * library/ssl*_client.c * library/ssl*_server.c * * This module is used by the following key exchanges: * RSA, DHE-RSA, ECDHE-RSA, RSA-PSK * * Requires: MBEDTLS_BIGNUM_C, MBEDTLS_OID_C */ #define MBEDTLS_RSA_C /** * \def MBEDTLS_SHA1_C * * Enable the SHA1 cryptographic hash algorithm. * * Module: library/sha1.c * Caller: library/md.c * library/psa_crypto_hash.c * * This module is required for TLS 1.2 depending on the handshake parameters, * and for SHA1-signed certificates. * * \warning SHA-1 is considered a weak message digest and its use constitutes * a security risk. If possible, we recommend avoiding dependencies * on it, and considering stronger message digests instead. * */ #define MBEDTLS_SHA1_C /** * \def MBEDTLS_SHA224_C * * Enable the SHA-224 cryptographic hash algorithm. * * Module: library/sha256.c * Caller: library/md.c * library/ssl_cookie.c * * This module adds support for SHA-224. */ #define MBEDTLS_SHA224_C /** * \def MBEDTLS_SHA256_C * * Enable the SHA-256 cryptographic hash algorithm. * * Module: library/sha256.c * Caller: library/entropy.c * library/md.c * library/ssl_tls.c * library/ssl*_client.c * library/ssl*_server.c * * This module adds support for SHA-256. * This module is required for the SSL/TLS 1.2 PRF function. */ #define MBEDTLS_SHA256_C /** * \def MBEDTLS_SHA256_USE_ARMV8_A_CRYPTO_IF_PRESENT * * Enable acceleration of the SHA-256 and SHA-224 cryptographic hash algorithms * with the ARMv8 cryptographic extensions if they are available at runtime. * If not, the library will fall back to the C implementation. * * \note If MBEDTLS_SHA256_USE_ARMV8_A_CRYPTO_IF_PRESENT is defined when building * for a non-Armv8-A build it will be silently ignored. * * \note Minimum compiler versions for this feature are Clang 4.0, * armclang 6.6 or GCC 6.0. * * \note \c CFLAGS must be set to a minimum of \c -march=armv8-a+crypto for * armclang <= 6.9 * * \note This was previously known as MBEDTLS_SHA256_USE_A64_CRYPTO_IF_PRESENT. * That name is deprecated, but may still be used as an alternative form for this * option. * * \warning MBEDTLS_SHA256_USE_ARMV8_A_CRYPTO_IF_PRESENT cannot be defined at the * same time as MBEDTLS_SHA256_USE_ARMV8_A_CRYPTO_ONLY. * * Requires: MBEDTLS_SHA256_C. * * Module: library/sha256.c * * Uncomment to have the library check for the Armv8-A SHA-256 crypto extensions * and use them if available. */ //#define MBEDTLS_SHA256_USE_ARMV8_A_CRYPTO_IF_PRESENT /** * \def MBEDTLS_SHA256_USE_A64_CRYPTO_IF_PRESENT * * \deprecated This is now known as MBEDTLS_SHA256_USE_ARMV8_A_CRYPTO_IF_PRESENT. * This name is now deprecated, but may still be used as an alternative form for * this option. */ //#define MBEDTLS_SHA256_USE_A64_CRYPTO_IF_PRESENT /** * \def MBEDTLS_SHA256_USE_ARMV8_A_CRYPTO_ONLY * * Enable acceleration of the SHA-256 and SHA-224 cryptographic hash algorithms * with the ARMv8 cryptographic extensions, which must be available at runtime * or else an illegal instruction fault will occur. * * \note This allows builds with a smaller code size than with * MBEDTLS_SHA256_USE_ARMV8_A_CRYPTO_IF_PRESENT * * \note Minimum compiler versions for this feature are Clang 4.0, * armclang 6.6 or GCC 6.0. * * \note \c CFLAGS must be set to a minimum of \c -march=armv8-a+crypto for * armclang <= 6.9 * * \note This was previously known as MBEDTLS_SHA256_USE_A64_CRYPTO_ONLY. * That name is deprecated, but may still be used as an alternative form for this * option. * * \warning MBEDTLS_SHA256_USE_ARMV8_A_CRYPTO_ONLY cannot be defined at the same * time as MBEDTLS_SHA256_USE_ARMV8_A_CRYPTO_IF_PRESENT. * * Requires: MBEDTLS_SHA256_C. * * Module: library/sha256.c * * Uncomment to have the library use the Armv8-A SHA-256 crypto extensions * unconditionally. */ //#define MBEDTLS_SHA256_USE_ARMV8_A_CRYPTO_ONLY /** * \def MBEDTLS_SHA256_USE_A64_CRYPTO_ONLY * * \deprecated This is now known as MBEDTLS_SHA256_USE_ARMV8_A_CRYPTO_ONLY. * This name is now deprecated, but may still be used as an alternative form for * this option. */ //#define MBEDTLS_SHA256_USE_A64_CRYPTO_ONLY /** * \def MBEDTLS_SHA384_C * * Enable the SHA-384 cryptographic hash algorithm. * * Module: library/sha512.c * Caller: library/md.c * library/psa_crypto_hash.c * library/ssl_tls.c * library/ssl*_client.c * library/ssl*_server.c * * Comment to disable SHA-384 */ #define MBEDTLS_SHA384_C /** * \def MBEDTLS_SHA512_C * * Enable SHA-512 cryptographic hash algorithms. * * Module: library/sha512.c * Caller: library/entropy.c * library/md.c * library/ssl_tls.c * library/ssl_cookie.c * * This module adds support for SHA-512. */ #define MBEDTLS_SHA512_C /** * \def MBEDTLS_SHA3_C * * Enable the SHA3 cryptographic hash algorithm. * * Module: library/sha3.c * * This module adds support for SHA3. */ #define MBEDTLS_SHA3_C /** * \def MBEDTLS_SHA512_USE_A64_CRYPTO_IF_PRESENT * * Enable acceleration of the SHA-512 and SHA-384 cryptographic hash algorithms * with the ARMv8 cryptographic extensions if they are available at runtime. * If not, the library will fall back to the C implementation. * * \note If MBEDTLS_SHA512_USE_A64_CRYPTO_IF_PRESENT is defined when building * for a non-Aarch64 build it will be silently ignored. * * \note Minimum compiler versions for this feature are Clang 7.0, * armclang 6.9 or GCC 8.0. * * \note \c CFLAGS must be set to a minimum of \c -march=armv8.2-a+sha3 for * armclang 6.9 * * \warning MBEDTLS_SHA512_USE_A64_CRYPTO_IF_PRESENT cannot be defined at the * same time as MBEDTLS_SHA512_USE_A64_CRYPTO_ONLY. * * Requires: MBEDTLS_SHA512_C. * * Module: library/sha512.c * * Uncomment to have the library check for the A64 SHA-512 crypto extensions * and use them if available. */ //#define MBEDTLS_SHA512_USE_A64_CRYPTO_IF_PRESENT /** * \def MBEDTLS_SHA512_USE_A64_CRYPTO_ONLY * * Enable acceleration of the SHA-512 and SHA-384 cryptographic hash algorithms * with the ARMv8 cryptographic extensions, which must be available at runtime * or else an illegal instruction fault will occur. * * \note This allows builds with a smaller code size than with * MBEDTLS_SHA512_USE_A64_CRYPTO_IF_PRESENT * * \note Minimum compiler versions for this feature are Clang 7.0, * armclang 6.9 or GCC 8.0. * * \note \c CFLAGS must be set to a minimum of \c -march=armv8.2-a+sha3 for * armclang 6.9 * * \warning MBEDTLS_SHA512_USE_A64_CRYPTO_ONLY cannot be defined at the same * time as MBEDTLS_SHA512_USE_A64_CRYPTO_IF_PRESENT. * * Requires: MBEDTLS_SHA512_C. * * Module: library/sha512.c * * Uncomment to have the library use the A64 SHA-512 crypto extensions * unconditionally. */ //#define MBEDTLS_SHA512_USE_A64_CRYPTO_ONLY /** * \def MBEDTLS_SSL_CACHE_C * * Enable simple SSL cache implementation. * * Module: library/ssl_cache.c * Caller: * * Requires: MBEDTLS_SSL_CACHE_C */ #define MBEDTLS_SSL_CACHE_C /** * \def MBEDTLS_SSL_COOKIE_C * * Enable basic implementation of DTLS cookies for hello verification. * * Module: library/ssl_cookie.c * Caller: */ #define MBEDTLS_SSL_COOKIE_C /** * \def MBEDTLS_SSL_TICKET_C * * Enable an implementation of TLS server-side callbacks for session tickets. * * Module: library/ssl_ticket.c * Caller: * * Requires: (MBEDTLS_CIPHER_C || MBEDTLS_USE_PSA_CRYPTO) && * (MBEDTLS_GCM_C || MBEDTLS_CCM_C || MBEDTLS_CHACHAPOLY_C) */ #define MBEDTLS_SSL_TICKET_C /** * \def MBEDTLS_SSL_CLI_C * * Enable the SSL/TLS client code. * * Module: library/ssl*_client.c * Caller: * * Requires: MBEDTLS_SSL_TLS_C * * This module is required for SSL/TLS client support. */ #define MBEDTLS_SSL_CLI_C /** * \def MBEDTLS_SSL_SRV_C * * Enable the SSL/TLS server code. * * Module: library/ssl*_server.c * Caller: * * Requires: MBEDTLS_SSL_TLS_C * * This module is required for SSL/TLS server support. */ #define MBEDTLS_SSL_SRV_C /** * \def MBEDTLS_SSL_TLS_C * * Enable the generic SSL/TLS code. * * Module: library/ssl_tls.c * Caller: library/ssl*_client.c * library/ssl*_server.c * * Requires: MBEDTLS_CIPHER_C, MBEDTLS_MD_C * and at least one of the MBEDTLS_SSL_PROTO_XXX defines * * This module is required for SSL/TLS. */ #define MBEDTLS_SSL_TLS_C /** * \def MBEDTLS_THREADING_C * * Enable the threading abstraction layer. * By default Mbed TLS assumes it is used in a non-threaded environment or that * contexts are not shared between threads. If you do intend to use contexts * between threads, you will need to enable this layer to prevent race * conditions. See also our Knowledge Base article about threading: * https://mbed-tls.readthedocs.io/en/latest/kb/development/thread-safety-and-multi-threading * * Module: library/threading.c * * This allows different threading implementations (self-implemented or * provided). * * You will have to enable either MBEDTLS_THREADING_ALT or * MBEDTLS_THREADING_PTHREAD. * * Enable this layer to allow use of mutexes within Mbed TLS */ //#define MBEDTLS_THREADING_C /** * \def MBEDTLS_TIMING_C * * Enable the semi-portable timing interface. * * \note The provided implementation only works on POSIX/Unix (including Linux, * BSD and OS X) and Windows. On other platforms, you can either disable that * module and provide your own implementations of the callbacks needed by * \c mbedtls_ssl_set_timer_cb() for DTLS, or leave it enabled and provide * your own implementation of the whole module by setting * \c MBEDTLS_TIMING_ALT in the current file. * * \note The timing module will include time.h on suitable platforms * regardless of the setting of MBEDTLS_HAVE_TIME, unless * MBEDTLS_TIMING_ALT is used. See timing.c for more information. * * \note See also our Knowledge Base article about porting to a new * environment: * https://mbed-tls.readthedocs.io/en/latest/kb/how-to/how-do-i-port-mbed-tls-to-a-new-environment-OS * * Module: library/timing.c */ #define MBEDTLS_TIMING_C /** * \def MBEDTLS_VERSION_C * * Enable run-time version information. * * Module: library/version.c * * This module provides run-time version information. */ #define MBEDTLS_VERSION_C /** * \def MBEDTLS_X509_USE_C * * Enable X.509 core for using certificates. * * Module: library/x509.c * Caller: library/x509_crl.c * library/x509_crt.c * library/x509_csr.c * * Requires: MBEDTLS_ASN1_PARSE_C, MBEDTLS_BIGNUM_C, MBEDTLS_OID_C, MBEDTLS_PK_PARSE_C, * (MBEDTLS_MD_C or MBEDTLS_USE_PSA_CRYPTO) * * \warning If building with MBEDTLS_USE_PSA_CRYPTO, you must call * psa_crypto_init() before doing any X.509 operation. * * This module is required for the X.509 parsing modules. */ #define MBEDTLS_X509_USE_C /** * \def MBEDTLS_X509_CRT_PARSE_C * * Enable X.509 certificate parsing. * * Module: library/x509_crt.c * Caller: library/ssl_tls.c * library/ssl*_client.c * library/ssl*_server.c * * Requires: MBEDTLS_X509_USE_C * * This module is required for X.509 certificate parsing. */ #define MBEDTLS_X509_CRT_PARSE_C /** * \def MBEDTLS_X509_CRL_PARSE_C * * Enable X.509 CRL parsing. * * Module: library/x509_crl.c * Caller: library/x509_crt.c * * Requires: MBEDTLS_X509_USE_C * * This module is required for X.509 CRL parsing. */ #define MBEDTLS_X509_CRL_PARSE_C /** * \def MBEDTLS_X509_CSR_PARSE_C * * Enable X.509 Certificate Signing Request (CSR) parsing. * * Module: library/x509_csr.c * Caller: library/x509_crt_write.c * * Requires: MBEDTLS_X509_USE_C * * This module is used for reading X.509 certificate request. */ #define MBEDTLS_X509_CSR_PARSE_C /** * \def MBEDTLS_X509_CREATE_C * * Enable X.509 core for creating certificates. * * Module: library/x509_create.c * * Requires: MBEDTLS_BIGNUM_C, MBEDTLS_OID_C, MBEDTLS_PK_PARSE_C, * (MBEDTLS_MD_C or MBEDTLS_USE_PSA_CRYPTO) * * \warning If building with MBEDTLS_USE_PSA_CRYPTO, you must call * psa_crypto_init() before doing any X.509 create operation. * * This module is the basis for creating X.509 certificates and CSRs. */ #define MBEDTLS_X509_CREATE_C /** * \def MBEDTLS_X509_CRT_WRITE_C * * Enable creating X.509 certificates. * * Module: library/x509_crt_write.c * * Requires: MBEDTLS_X509_CREATE_C * * This module is required for X.509 certificate creation. */ #define MBEDTLS_X509_CRT_WRITE_C /** * \def MBEDTLS_X509_CSR_WRITE_C * * Enable creating X.509 Certificate Signing Requests (CSR). * * Module: library/x509_csr_write.c * * Requires: MBEDTLS_X509_CREATE_C * * This module is required for X.509 certificate request writing. */ #define MBEDTLS_X509_CSR_WRITE_C /** \} name SECTION: Mbed TLS modules */ /** * \name SECTION: General configuration options * * This section contains Mbed TLS build settings that are not associated * with a particular module. * * \{ */ /** * \def MBEDTLS_CONFIG_FILE * * If defined, this is a header which will be included instead of * `"mbedtls/mbedtls_config.h"`. * This header file specifies the compile-time configuration of Mbed TLS. * Unlike other configuration options, this one must be defined on the * compiler command line: a definition in `mbedtls_config.h` would have * no effect. * * This macro is expanded after an <tt>\#include</tt> directive. This is a popular but * non-standard feature of the C language, so this feature is only available * with compilers that perform macro expansion on an <tt>\#include</tt> line. * * The value of this symbol is typically a path in double quotes, either * absolute or relative to a directory on the include search path. */ //#define MBEDTLS_CONFIG_FILE "mbedtls/mbedtls_config.h" /** * \def MBEDTLS_USER_CONFIG_FILE * * If defined, this is a header which will be included after * `"mbedtls/mbedtls_config.h"` or #MBEDTLS_CONFIG_FILE. * This allows you to modify the default configuration, including the ability * to undefine options that are enabled by default. * * This macro is expanded after an <tt>\#include</tt> directive. This is a popular but * non-standard feature of the C language, so this feature is only available * with compilers that perform macro expansion on an <tt>\#include</tt> line. * * The value of this symbol is typically a path in double quotes, either * absolute or relative to a directory on the include search path. */ //#define MBEDTLS_USER_CONFIG_FILE "/dev/null" /** * \def MBEDTLS_PSA_CRYPTO_CONFIG_FILE * * If defined, this is a header which will be included instead of * `"psa/crypto_config.h"`. * This header file specifies which cryptographic mechanisms are available * through the PSA API when #MBEDTLS_PSA_CRYPTO_CONFIG is enabled, and * is not used when #MBEDTLS_PSA_CRYPTO_CONFIG is disabled. * * This macro is expanded after an <tt>\#include</tt> directive. This is a popular but * non-standard feature of the C language, so this feature is only available * with compilers that perform macro expansion on an <tt>\#include</tt> line. * * The value of this symbol is typically a path in double quotes, either * absolute or relative to a directory on the include search path. */ //#define MBEDTLS_PSA_CRYPTO_CONFIG_FILE "psa/crypto_config.h" /** * \def MBEDTLS_PSA_CRYPTO_USER_CONFIG_FILE * * If defined, this is a header which will be included after * `"psa/crypto_config.h"` or #MBEDTLS_PSA_CRYPTO_CONFIG_FILE. * This allows you to modify the default configuration, including the ability * to undefine options that are enabled by default. * * This macro is expanded after an <tt>\#include</tt> directive. This is a popular but * non-standard feature of the C language, so this feature is only available * with compilers that perform macro expansion on an <tt>\#include</tt> line. * * The value of this symbol is typically a path in double quotes, either * absolute or relative to a directory on the include search path. */ //#define MBEDTLS_PSA_CRYPTO_USER_CONFIG_FILE "/dev/null" /** * \def MBEDTLS_PSA_CRYPTO_PLATFORM_FILE * * If defined, this is a header which will be included instead of * `"psa/crypto_platform.h"`. This file should declare the same identifiers * as the one in Mbed TLS, but with definitions adapted to the platform on * which the library code will run. * * \note The required content of this header can vary from one version of * Mbed TLS to the next. Integrators who provide an alternative file * should review the changes in the original file whenever they * upgrade Mbed TLS. * * This macro is expanded after an <tt>\#include</tt> directive. This is a popular but * non-standard feature of the C language, so this feature is only available * with compilers that perform macro expansion on an <tt>\#include</tt> line. * * The value of this symbol is typically a path in double quotes, either * absolute or relative to a directory on the include search path. */ //#define MBEDTLS_PSA_CRYPTO_PLATFORM_FILE "psa/crypto_platform_alt.h" /** * \def MBEDTLS_PSA_CRYPTO_STRUCT_FILE * * If defined, this is a header which will be included instead of * `"psa/crypto_struct.h"`. This file should declare the same identifiers * as the one in Mbed TLS, but with definitions adapted to the environment * in which the library code will run. The typical use for this feature * is to provide alternative type definitions on the client side in * client-server integrations of PSA crypto, where operation structures * contain handles instead of cryptographic data. * * \note The required content of this header can vary from one version of * Mbed TLS to the next. Integrators who provide an alternative file * should review the changes in the original file whenever they * upgrade Mbed TLS. * * This macro is expanded after an <tt>\#include</tt> directive. This is a popular but * non-standard feature of the C language, so this feature is only available * with compilers that perform macro expansion on an <tt>\#include</tt> line. * * The value of this symbol is typically a path in double quotes, either * absolute or relative to a directory on the include search path. */ //#define MBEDTLS_PSA_CRYPTO_STRUCT_FILE "psa/crypto_struct_alt.h" /** \} name SECTION: General configuration options */ /** * \name SECTION: Module configuration options * * This section allows for the setting of module specific sizes and * configuration options. The default values are already present in the * relevant header files and should suffice for the regular use cases. * * Our advice is to enable options and change their values here * only if you have a good reason and know the consequences. * \{ */ /* The Doxygen documentation here is used when a user comments out a * setting and runs doxygen themselves. On the other hand, when we typeset * the full documentation including disabled settings, the documentation * in specific modules' header files is used if present. When editing this * file, make sure that each option is documented in exactly one place, * plus optionally a same-line Doxygen comment here if there is a Doxygen * comment in the specific module. */ /* MPI / BIGNUM options */ //#define MBEDTLS_MPI_WINDOW_SIZE 2 /**< Maximum window size used. */ //#define MBEDTLS_MPI_MAX_SIZE 1024 /**< Maximum number of bytes for usable MPIs. */ /* CTR_DRBG options */ //#define MBEDTLS_CTR_DRBG_ENTROPY_LEN 48 /**< Amount of entropy used per seed by default (48 with SHA-512, 32 with SHA-256) */ //#define MBEDTLS_CTR_DRBG_RESEED_INTERVAL 10000 /**< Interval before reseed is performed by default */ //#define MBEDTLS_CTR_DRBG_MAX_INPUT 256 /**< Maximum number of additional input bytes */ //#define MBEDTLS_CTR_DRBG_MAX_REQUEST 1024 /**< Maximum number of requested bytes per call */ //#define MBEDTLS_CTR_DRBG_MAX_SEED_INPUT 384 /**< Maximum size of (re)seed buffer */ /* HMAC_DRBG options */ //#define MBEDTLS_HMAC_DRBG_RESEED_INTERVAL 10000 /**< Interval before reseed is performed by default */ //#define MBEDTLS_HMAC_DRBG_MAX_INPUT 256 /**< Maximum number of additional input bytes */ //#define MBEDTLS_HMAC_DRBG_MAX_REQUEST 1024 /**< Maximum number of requested bytes per call */ //#define MBEDTLS_HMAC_DRBG_MAX_SEED_INPUT 384 /**< Maximum size of (re)seed buffer */ /* ECP options */ //#define MBEDTLS_ECP_WINDOW_SIZE 4 /**< Maximum window size used */ //#define MBEDTLS_ECP_FIXED_POINT_OPTIM 1 /**< Enable fixed-point speed-up */ /* Entropy options */ //#define MBEDTLS_ENTROPY_MAX_SOURCES 20 /**< Maximum number of sources supported */ //#define MBEDTLS_ENTROPY_MAX_GATHER 128 /**< Maximum amount requested from entropy sources */ //#define MBEDTLS_ENTROPY_MIN_HARDWARE 32 /**< Default minimum number of bytes required for the hardware entropy source mbedtls_hardware_poll() before entropy is released */ /* Memory buffer allocator options */ //#define MBEDTLS_MEMORY_ALIGN_MULTIPLE 4 /**< Align on multiples of this value */ /* Platform options */ //#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. */ /** \def MBEDTLS_PLATFORM_STD_CALLOC * * Default allocator to use, can be undefined. * It must initialize the allocated buffer memory to zeroes. * The size of the buffer is the product of the two parameters. * The calloc function returns either a null pointer or a pointer to the allocated space. * If the product is 0, the function may either return NULL or a valid pointer to an array of size 0 which is a valid input to the deallocation function. * An uninitialized #MBEDTLS_PLATFORM_STD_CALLOC always fails, returning a null pointer. * See the description of #MBEDTLS_PLATFORM_MEMORY for more details. * The corresponding deallocation function is #MBEDTLS_PLATFORM_STD_FREE. */ //#define MBEDTLS_PLATFORM_STD_CALLOC calloc /** \def MBEDTLS_PLATFORM_STD_FREE * * Default free to use, can be undefined. * NULL is a valid parameter, and the function must do nothing. * A non-null parameter will always be a pointer previously returned by #MBEDTLS_PLATFORM_STD_CALLOC and not yet freed. * An uninitialized #MBEDTLS_PLATFORM_STD_FREE does not do anything. * See the description of #MBEDTLS_PLATFORM_MEMORY for more details (same principles as for MBEDTLS_PLATFORM_STD_CALLOC apply). */ //#define MBEDTLS_PLATFORM_STD_FREE free //#define MBEDTLS_PLATFORM_STD_SETBUF setbuf /**< Default setbuf to use, can be undefined */ //#define MBEDTLS_PLATFORM_STD_EXIT exit /**< Default exit to use, can be undefined */ //#define MBEDTLS_PLATFORM_STD_TIME time /**< Default time to use, can be undefined. MBEDTLS_HAVE_TIME must be enabled */ //#define MBEDTLS_PLATFORM_STD_FPRINTF fprintf /**< Default fprintf to use, can be undefined */ //#define MBEDTLS_PLATFORM_STD_PRINTF printf /**< Default printf to use, can be undefined */ /* Note: your snprintf must correctly zero-terminate the buffer! */ //#define MBEDTLS_PLATFORM_STD_SNPRINTF snprintf /**< Default snprintf to use, can be undefined */ //#define MBEDTLS_PLATFORM_STD_EXIT_SUCCESS 0 /**< Default exit value to use, can be undefined */ //#define MBEDTLS_PLATFORM_STD_EXIT_FAILURE 1 /**< Default exit value to use, can be undefined */ //#define MBEDTLS_PLATFORM_STD_NV_SEED_READ mbedtls_platform_std_nv_seed_read /**< Default nv_seed_read function to use, can be undefined */ //#define MBEDTLS_PLATFORM_STD_NV_SEED_WRITE mbedtls_platform_std_nv_seed_write /**< Default nv_seed_write function to use, can be undefined */ //#define MBEDTLS_PLATFORM_STD_NV_SEED_FILE "seedfile" /**< Seed file to read/write with default implementation */ /* To use the following function macros, MBEDTLS_PLATFORM_C must be enabled. */ /* MBEDTLS_PLATFORM_XXX_MACRO and MBEDTLS_PLATFORM_XXX_ALT cannot both be defined */ //#define MBEDTLS_PLATFORM_CALLOC_MACRO calloc /**< Default allocator macro to use, can be undefined. See MBEDTLS_PLATFORM_STD_CALLOC for requirements. */ //#define MBEDTLS_PLATFORM_FREE_MACRO free /**< Default free macro to use, can be undefined. See MBEDTLS_PLATFORM_STD_FREE for requirements. */ //#define MBEDTLS_PLATFORM_EXIT_MACRO exit /**< Default exit macro to use, can be undefined */ //#define MBEDTLS_PLATFORM_SETBUF_MACRO setbuf /**< Default setbuf macro to use, can be undefined */ //#define MBEDTLS_PLATFORM_TIME_MACRO time /**< Default time macro to use, can be undefined. MBEDTLS_HAVE_TIME must be enabled */ //#define MBEDTLS_PLATFORM_TIME_TYPE_MACRO time_t /**< Default time macro to use, can be undefined. MBEDTLS_HAVE_TIME must be enabled */ //#define MBEDTLS_PLATFORM_FPRINTF_MACRO fprintf /**< Default fprintf macro to use, can be undefined */ //#define MBEDTLS_PLATFORM_PRINTF_MACRO printf /**< Default printf macro to use, can be undefined */ /* Note: your snprintf must correctly zero-terminate the buffer! */ //#define MBEDTLS_PLATFORM_SNPRINTF_MACRO snprintf /**< Default snprintf macro to use, can be undefined */ //#define MBEDTLS_PLATFORM_VSNPRINTF_MACRO vsnprintf /**< Default vsnprintf macro to use, can be undefined */ //#define MBEDTLS_PLATFORM_NV_SEED_READ_MACRO mbedtls_platform_std_nv_seed_read /**< Default nv_seed_read function to use, can be undefined */ //#define MBEDTLS_PLATFORM_NV_SEED_WRITE_MACRO mbedtls_platform_std_nv_seed_write /**< Default nv_seed_write function to use, can be undefined */ //#define MBEDTLS_PLATFORM_MS_TIME_TYPE_MACRO int64_t //#define MBEDTLS_PLATFORM_MS_TIME_TYPE_MACRO int64_t /**< Default milliseconds time macro to use, can be undefined. MBEDTLS_HAVE_TIME must be enabled. It must be signed, and at least 64 bits. If it is changed from the default, MBEDTLS_PRINTF_MS_TIME must be updated to match.*/ //#define MBEDTLS_PRINTF_MS_TIME PRId64 /**< Default fmt for printf. That's avoid compiler warning if mbedtls_ms_time_t is redefined */ /** \def MBEDTLS_CHECK_RETURN * * This macro is used at the beginning of the declaration of a function * to indicate that its return value should be checked. It should * instruct the compiler to emit a warning or an error if the function * is called without checking its return value. * * There is a default implementation for popular compilers in platform_util.h. * You can override the default implementation by defining your own here. * * If the implementation here is empty, this will effectively disable the * checking of functions' return values. */ //#define MBEDTLS_CHECK_RETURN __attribute__((__warn_unused_result__)) /** \def MBEDTLS_IGNORE_RETURN * * This macro requires one argument, which should be a C function call. * If that function call would cause a #MBEDTLS_CHECK_RETURN warning, this * warning is suppressed. */ //#define MBEDTLS_IGNORE_RETURN( result ) ((void) !(result)) /* PSA options */ /** * Use HMAC_DRBG with the specified hash algorithm for HMAC_DRBG for the * PSA crypto subsystem. * * If this option is unset, the library chooses a hash (currently between * #MBEDTLS_MD_SHA512 and #MBEDTLS_MD_SHA256) based on availability and * unspecified heuristics. * * \note The PSA crypto subsystem uses the first available mechanism amongst * the following: * - #MBEDTLS_PSA_CRYPTO_EXTERNAL_RNG if enabled; * - Entropy from #MBEDTLS_ENTROPY_C plus CTR_DRBG with AES * if #MBEDTLS_CTR_DRBG_C is enabled; * - Entropy from #MBEDTLS_ENTROPY_C plus HMAC_DRBG. * * A future version may reevaluate the prioritization of DRBG mechanisms. */ //#define MBEDTLS_PSA_HMAC_DRBG_MD_TYPE MBEDTLS_MD_SHA256 /** \def MBEDTLS_PSA_KEY_SLOT_COUNT * * When #MBEDTLS_PSA_KEY_STORE_DYNAMIC is disabled, * the maximum amount of PSA keys simultaneously in memory. This counts all * volatile keys, plus loaded persistent keys. * * When #MBEDTLS_PSA_KEY_STORE_DYNAMIC is enabled, * the maximum number of loaded persistent keys. * * Currently, persistent keys do not need to be loaded all the time while * a multipart operation is in progress, only while the operation is being * set up. This may change in future versions of the library. * * Currently, the library traverses of the whole table on each access to a * persistent key. Therefore large values may cause poor performance. * * This option has no effect when #MBEDTLS_PSA_CRYPTO_C is disabled. */ //#define MBEDTLS_PSA_KEY_SLOT_COUNT 32 /* RSA OPTIONS */ //#define MBEDTLS_RSA_GEN_KEY_MIN_BITS 1024 /**< Minimum RSA key size that can be generated in bits (Minimum possible value is 128 bits) */ /* SSL Cache options */ //#define MBEDTLS_SSL_CACHE_DEFAULT_TIMEOUT 86400 /**< 1 day */ //#define MBEDTLS_SSL_CACHE_DEFAULT_MAX_ENTRIES 50 /**< Maximum entries in cache */ /* SSL options */ /** \def MBEDTLS_SSL_IN_CONTENT_LEN * * Maximum length (in bytes) of incoming plaintext fragments. * * This determines the size of the incoming TLS I/O buffer in such a way * that it is capable of holding the specified amount of plaintext data, * regardless of the protection mechanism used. * * \note When using a value less than the default of 16KB on the client, it is * recommended to use the Maximum Fragment Length (MFL) extension to * inform the server about this limitation. On the server, there * is no supported, standardized way of informing the client about * restriction on the maximum size of incoming messages, and unless * the limitation has been communicated by other means, it is recommended * to only change the outgoing buffer size #MBEDTLS_SSL_OUT_CONTENT_LEN * while keeping the default value of 16KB for the incoming buffer. * * Uncomment to set the maximum plaintext size of the incoming I/O buffer. */ //#define MBEDTLS_SSL_IN_CONTENT_LEN 16384 /** \def MBEDTLS_SSL_CID_IN_LEN_MAX * * The maximum length of CIDs used for incoming DTLS messages. * */ //#define MBEDTLS_SSL_CID_IN_LEN_MAX 32 /** \def MBEDTLS_SSL_CID_OUT_LEN_MAX * * The maximum length of CIDs used for outgoing DTLS messages. * */ //#define MBEDTLS_SSL_CID_OUT_LEN_MAX 32 /** \def MBEDTLS_SSL_CID_TLS1_3_PADDING_GRANULARITY * * This option controls the use of record plaintext padding * in TLS 1.3 and when using the Connection ID extension in DTLS 1.2. * * The padding will always be chosen so that the length of the * padded plaintext is a multiple of the value of this option. * * Note: A value of \c 1 means that no padding will be used * for outgoing records. * * Note: On systems lacking division instructions, * a power of two should be preferred. */ //#define MBEDTLS_SSL_CID_TLS1_3_PADDING_GRANULARITY 16 /** \def MBEDTLS_SSL_OUT_CONTENT_LEN * * Maximum length (in bytes) of outgoing plaintext fragments. * * This determines the size of the outgoing TLS I/O buffer in such a way * that it is capable of holding the specified amount of plaintext data, * regardless of the protection mechanism used. * * It is possible to save RAM by setting a smaller outward buffer, while keeping * the default inward 16384 byte buffer to conform to the TLS specification. * * The minimum required outward buffer size is determined by the handshake * protocol's usage. Handshaking will fail if the outward buffer is too small. * The specific size requirement depends on the configured ciphers and any * certificate data which is sent during the handshake. * * Uncomment to set the maximum plaintext size of the outgoing I/O buffer. */ //#define MBEDTLS_SSL_OUT_CONTENT_LEN 16384 /** \def MBEDTLS_SSL_DTLS_MAX_BUFFERING * * Maximum number of heap-allocated bytes for the purpose of * DTLS handshake message reassembly and future message buffering. * * This should be at least 9/8 * MBEDTLS_SSL_IN_CONTENT_LEN * to account for a reassembled handshake message of maximum size, * together with its reassembly bitmap. * * A value of 2 * MBEDTLS_SSL_IN_CONTENT_LEN (32768 by default) * should be sufficient for all practical situations as it allows * to reassembly a large handshake message (such as a certificate) * while buffering multiple smaller handshake messages. * */ //#define MBEDTLS_SSL_DTLS_MAX_BUFFERING 32768 //#define MBEDTLS_PSK_MAX_LEN 32 /**< Max size of TLS pre-shared keys, in bytes (default 256 or 384 bits) */ //#define MBEDTLS_SSL_COOKIE_TIMEOUT 60 /**< Default expiration delay of DTLS cookies, in seconds if HAVE_TIME, or in number of cookies issued */ /** * Complete list of ciphersuites to use, in order of preference. * * \warning No dependency checking is done on that field! This option can only * be used to restrict the set of available ciphersuites. It is your * responsibility to make sure the needed modules are active. * * Use this to save a few hundred bytes of ROM (default ordering of all * available ciphersuites) and a few to a few hundred bytes of RAM. * * The value below is only an example, not the default. */ //#define MBEDTLS_SSL_CIPHERSUITES MBEDTLS_TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384,MBEDTLS_TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256 /** * \def MBEDTLS_SSL_MAX_EARLY_DATA_SIZE * * The default maximum amount of 0-RTT data. See the documentation of * \c mbedtls_ssl_conf_max_early_data_size() for more information. * * It must be positive and smaller than UINT32_MAX. * * If MBEDTLS_SSL_EARLY_DATA is not defined, this default value does not * have any impact on the build. */ //#define MBEDTLS_SSL_MAX_EARLY_DATA_SIZE 1024 /** * \def MBEDTLS_SSL_TLS1_3_TICKET_AGE_TOLERANCE * * Maximum allowed ticket age difference in milliseconds tolerated between * server and client. Default value is 6000. This is not used in TLS 1.2. * * - The client ticket age is the time difference between the time when the * client proposes to the server to use the ticket and the time the client * received the ticket from the server. * - The server ticket age is the time difference between the time when the * server receives a proposition from the client to use the ticket and the * time when the ticket was created by the server. * * The ages might be different due to the client and server clocks not running * at the same pace. The typical accuracy of an RTC crystal is ±100 to ±20 parts * per million (360 to 72 milliseconds per hour). Default tolerance window is * 6s, thus in the worst case clients and servers must sync up their system time * every 6000/360/2~=8 hours. * * See section 8.3 of the TLS 1.3 specification(RFC 8446) for more information. */ //#define MBEDTLS_SSL_TLS1_3_TICKET_AGE_TOLERANCE 6000 /** * \def MBEDTLS_SSL_TLS1_3_TICKET_NONCE_LENGTH * * Size in bytes of a ticket nonce. This is not used in TLS 1.2. * * This must be less than 256. */ //#define MBEDTLS_SSL_TLS1_3_TICKET_NONCE_LENGTH 32 /** * \def MBEDTLS_SSL_TLS1_3_DEFAULT_NEW_SESSION_TICKETS * * Default number of NewSessionTicket messages to be sent by a TLS 1.3 server * after handshake completion. This is not used in TLS 1.2 and relevant only if * the MBEDTLS_SSL_SESSION_TICKETS option is enabled. * */ //#define MBEDTLS_SSL_TLS1_3_DEFAULT_NEW_SESSION_TICKETS 1 /* X509 options */ //#define MBEDTLS_X509_MAX_INTERMEDIATE_CA 8 /**< Maximum number of intermediate CAs in a verification chain. */ //#define MBEDTLS_X509_MAX_FILE_PATH_LEN 512 /**< Maximum length of a path/filename string in bytes including the null terminator character ('\0'). */ /** \} name SECTION: Module configuration options */
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