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This software, with or without modification, must only be used with a * Nordic Semiconductor ASA integrated circuit. * * 5. Any software provided in binary form under this license must not be reverse * engineered, decompiled, modified and/or disassembled. * * THIS SOFTWARE IS PROVIDED BY NORDIC SEMICONDUCTOR ASA "AS IS" AND ANY EXPRESS * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES * OF MERCHANTABILITY, NONINFRINGEMENT, AND FITNESS FOR A PARTICULAR PURPOSE ARE * DISCLAIMED. IN NO EVENT SHALL NORDIC SEMICONDUCTOR ASA OR CONTRIBUTORS BE * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * */ #ifndef NRF_CRYPTO_ECC_H__ #define NRF_CRYPTO_ECC_H__ /** @addtogroup nrf_crypto * @{ * @addtogroup nrf_crypto_ecc Elliptic Curve Cryptography Key Management * @{ * @brief Provides elliptic curve cryptography API for public and private key management. * * @addtogroup nrf_crypto_ecc_secp160r1 Definitions specific to secp160r1 (NIST 160-bit) * @addtogroup nrf_crypto_ecc_secp160r2 Definitions specific to secp160r2 (NIST 160-bit) * @addtogroup nrf_crypto_ecc_secp192r1 Definitions specific to secp192r1 (NIST 192-bit) * @addtogroup nrf_crypto_ecc_secp224r1 Definitions specific to secp224r1 (NIST 224-bit) * @addtogroup nrf_crypto_ecc_secp256r1 Definitions specific to secp256r1 (NIST 256-bit) * @addtogroup nrf_crypto_ecc_secp384r1 Definitions specific to secp384r1 (NIST 384-bit) * @addtogroup nrf_crypto_ecc_secp521r1 Definitions specific to secp521r1 (NIST 521-bit) * @addtogroup nrf_crypto_ecc_secp160k1 Definitions specific to secp160k1 (Koblitz 160-bit) * @addtogroup nrf_crypto_ecc_secp192k1 Definitions specific to secp192k1 (Koblitz 192-bit) * @addtogroup nrf_crypto_ecc_secp224k1 Definitions specific to secp224k1 (Koblitz 224-bit) * @addtogroup nrf_crypto_ecc_secp256k1 Definitions specific to secp256k1 (Koblitz 256-bit) * @addtogroup nrf_crypto_ecc_bp256r1 Definitions specific to bp256r1 (Brainpool 256-bit) * @addtogroup nrf_crypto_ecc_bp384r1 Definitions specific to bp384r1 (Brainpool 384-bit) * @addtogroup nrf_crypto_ecc_bp512r1 Definitions specific to bp512r1 (Brainpool 512-bit) * @addtogroup nrf_crypto_ecc_curve25519 Definitions specific to Curve25519 * @addtogroup nrf_crypto_ecc_ed25519 Definitions specific to Ed25519 */ #include #include #include "nrf_crypto_error.h" #include "nrf_crypto_ecc_shared.h" #include "nrf_crypto_ecc_backend.h" #ifdef __cplusplus extern "C" { #endif #if defined(__SDK_DOXYGEN__) #define NRF_CRYPTO_ECC_SECP160R1_ENABLED 1 /**< @brief Defined as 1 if secp160r1 (NIST 160-bit) is enabled in any of the backends and it is usable in the API, 0 otherwise. @ingroup nrf_crypto_ecc_secp160r1 */ #define NRF_CRYPTO_ECC_SECP160R2_ENABLED 1 /**< @brief Defined as 1 if secp160r2 (NIST 160-bit) is enabled in any of the backends and it is usable in the API, 0 otherwise. @ingroup nrf_crypto_ecc_secp160r2 */ #define NRF_CRYPTO_ECC_SECP192R1_ENABLED 1 /**< @brief Defined as 1 if secp192r1 (NIST 192-bit) is enabled in any of the backends and it is usable in the API, 0 otherwise. @ingroup nrf_crypto_ecc_secp192r1 */ #define NRF_CRYPTO_ECC_SECP224R1_ENABLED 1 /**< @brief Defined as 1 if secp224r1 (NIST 224-bit) is enabled in any of the backends and it is usable in the API, 0 otherwise. @ingroup nrf_crypto_ecc_secp224r1 */ #define NRF_CRYPTO_ECC_SECP256R1_ENABLED 1 /**< @brief Defined as 1 if secp256r1 (NIST 256-bit) is enabled in any of the backends and it is usable in the API, 0 otherwise. @ingroup nrf_crypto_ecc_secp256r1 */ #define NRF_CRYPTO_ECC_SECP384R1_ENABLED 1 /**< @brief Defined as 1 if secp384r1 (NIST 384-bit) is enabled in any of the backends and it is usable in the API, 0 otherwise. @ingroup nrf_crypto_ecc_secp384r1 */ #define NRF_CRYPTO_ECC_SECP521R1_ENABLED 1 /**< @brief Defined as 1 if secp521r1 (NIST 521-bit) is enabled in any of the backends and it is usable in the API, 0 otherwise. @ingroup nrf_crypto_ecc_secp521r1 */ #define NRF_CRYPTO_ECC_SECP160K1_ENABLED 1 /**< @brief Defined as 1 if secp160k1 (Koblitz 160-bit) is enabled in any of the backends and it is usable in the API, 0 otherwise. @ingroup nrf_crypto_ecc_secp160k1 */ #define NRF_CRYPTO_ECC_SECP192K1_ENABLED 1 /**< @brief Defined as 1 if secp192k1 (Koblitz 192-bit) is enabled in any of the backends and it is usable in the API, 0 otherwise. @ingroup nrf_crypto_ecc_secp192k1 */ #define NRF_CRYPTO_ECC_SECP224K1_ENABLED 1 /**< @brief Defined as 1 if secp224k1 (Koblitz 224-bit) is enabled in any of the backends and it is usable in the API, 0 otherwise. @ingroup nrf_crypto_ecc_secp224k1 */ #define NRF_CRYPTO_ECC_SECP256K1_ENABLED 1 /**< @brief Defined as 1 if secp256k1 (Koblitz 256-bit) is enabled in any of the backends and it is usable in the API, 0 otherwise. @ingroup nrf_crypto_ecc_secp256k1 */ #define NRF_CRYPTO_ECC_BP256R1_ENABLED 1 /**< @brief Defined as 1 if bp256r1 (Brainpool 256-bit) is enabled in any of the backends and it is usable in the API, 0 otherwise. @ingroup nrf_crypto_ecc_bp256r1 */ #define NRF_CRYPTO_ECC_BP384R1_ENABLED 1 /**< @brief Defined as 1 if bp384r1 (Brainpool 384-bit) is enabled in any of the backends and it is usable in the API, 0 otherwise. @ingroup nrf_crypto_ecc_bp384r1 */ #define NRF_CRYPTO_ECC_BP512R1_ENABLED 1 /**< @brief Defined as 1 if bp512r1 (Brainpool 512-bit) is enabled in any of the backends and it is usable in the API, 0 otherwise. @ingroup nrf_crypto_ecc_bp512r1 */ #define NRF_CRYPTO_ECC_CURVE25519_ENABLED 1 /**< @brief Defined as 1 if Curve25519 is enabled in any of the backends and it is usable in the API, 0 otherwise. @ingroup nrf_crypto_ecc_curve25519 */ #define NRF_CRYPTO_ECC_ED25519_ENABLED 1 /**< @brief Defined as 1 if Ed25519 is enabled in any of the backends and it is usable in the API, 0 otherwise. @ingroup nrf_crypto_ecc_ed25519 */ #endif #define NRF_CRYPTO_ECC_SECP160R1_RAW_PRIVATE_KEY_SIZE (160 / 8) /**< @brief Raw private key size for secp160r1 (NIST 160-bit). @ingroup nrf_crypto_ecc_secp160r1 */ #define NRF_CRYPTO_ECC_SECP160R2_RAW_PRIVATE_KEY_SIZE (160 / 8) /**< @brief Raw private key size for secp160r2 (NIST 160-bit). @ingroup nrf_crypto_ecc_secp160r2 */ #define NRF_CRYPTO_ECC_SECP192R1_RAW_PRIVATE_KEY_SIZE (192 / 8) /**< @brief Raw private key size for secp192r1 (NIST 192-bit). @ingroup nrf_crypto_ecc_secp192r1 */ #define NRF_CRYPTO_ECC_SECP224R1_RAW_PRIVATE_KEY_SIZE (224 / 8) /**< @brief Raw private key size for secp224r1 (NIST 224-bit). @ingroup nrf_crypto_ecc_secp224r1 */ #define NRF_CRYPTO_ECC_SECP256R1_RAW_PRIVATE_KEY_SIZE (256 / 8) /**< @brief Raw private key size for secp256r1 (NIST 256-bit). @ingroup nrf_crypto_ecc_secp256r1 */ #define NRF_CRYPTO_ECC_SECP384R1_RAW_PRIVATE_KEY_SIZE (384 / 8) /**< @brief Raw private key size for secp384r1 (NIST 384-bit). @ingroup nrf_crypto_ecc_secp384r1 */ #define NRF_CRYPTO_ECC_SECP521R1_RAW_PRIVATE_KEY_SIZE (528 / 8) /**< @brief Raw private key size for secp521r1 (NIST 521-bit). @ingroup nrf_crypto_ecc_secp521r1 */ #define NRF_CRYPTO_ECC_SECP160K1_RAW_PRIVATE_KEY_SIZE (160 / 8) /**< @brief Raw private key size for secp160k1 (Koblitz 160-bit). @ingroup nrf_crypto_ecc_secp160k1 */ #define NRF_CRYPTO_ECC_SECP192K1_RAW_PRIVATE_KEY_SIZE (192 / 8) /**< @brief Raw private key size for secp192k1 (Koblitz 192-bit). @ingroup nrf_crypto_ecc_secp192k1 */ #define NRF_CRYPTO_ECC_SECP224K1_RAW_PRIVATE_KEY_SIZE (224 / 8) /**< @brief Raw private key size for secp224k1 (Koblitz 224-bit). @ingroup nrf_crypto_ecc_secp224k1 */ #define NRF_CRYPTO_ECC_SECP256K1_RAW_PRIVATE_KEY_SIZE (256 / 8) /**< @brief Raw private key size for secp256k1 (Koblitz 256-bit). @ingroup nrf_crypto_ecc_secp256k1 */ #define NRF_CRYPTO_ECC_BP256R1_RAW_PRIVATE_KEY_SIZE (256 / 8) /**< @brief Raw private key size for bp256r1 (Brainpool 256-bit). @ingroup nrf_crypto_ecc_bp256r1 */ #define NRF_CRYPTO_ECC_BP384R1_RAW_PRIVATE_KEY_SIZE (384 / 8) /**< @brief Raw private key size for bp384r1 (Brainpool 384-bit). @ingroup nrf_crypto_ecc_bp384r1 */ #define NRF_CRYPTO_ECC_BP512R1_RAW_PRIVATE_KEY_SIZE (512 / 8) /**< @brief Raw private key size for bp512r1 (Brainpool 512-bit). @ingroup nrf_crypto_ecc_bp512r1 */ #define NRF_CRYPTO_ECC_CURVE25519_RAW_PRIVATE_KEY_SIZE (256 / 8) /**< @brief Raw private key size for Curve25519. @ingroup nrf_crypto_ecc_curve25519 */ #define NRF_CRYPTO_ECC_ED25519_RAW_PRIVATE_KEY_SIZE (256 / 8) /**< @brief Raw private key size for Ed25519. @ingroup nrf_crypto_ecc_ed25519 */ #define NRF_CRYPTO_ECC_SECP160R1_RAW_PUBLIC_KEY_SIZE (2 * 160 / 8) /**< @brief Raw public key size for curve secp160r1 (NIST 160-bit). @ingroup nrf_crypto_ecc_secp160r1 */ #define NRF_CRYPTO_ECC_SECP160R2_RAW_PUBLIC_KEY_SIZE (2 * 160 / 8) /**< @brief Raw public key size for curve secp160r2 (NIST 160-bit). @ingroup nrf_crypto_ecc_secp160r2 */ #define NRF_CRYPTO_ECC_SECP192R1_RAW_PUBLIC_KEY_SIZE (2 * 192 / 8) /**< @brief Raw public key size for curve secp192r1 (NIST 192-bit). @ingroup nrf_crypto_ecc_secp192r1 */ #define NRF_CRYPTO_ECC_SECP224R1_RAW_PUBLIC_KEY_SIZE (2 * 224 / 8) /**< @brief Raw public key size for curve secp224r1 (NIST 224-bit). @ingroup nrf_crypto_ecc_secp224r1 */ #define NRF_CRYPTO_ECC_SECP256R1_RAW_PUBLIC_KEY_SIZE (2 * 256 / 8) /**< @brief Raw public key size for curve secp256r1 (NIST 256-bit). @ingroup nrf_crypto_ecc_secp256r1 */ #define NRF_CRYPTO_ECC_SECP384R1_RAW_PUBLIC_KEY_SIZE (2 * 384 / 8) /**< @brief Raw public key size for curve secp384r1 (NIST 384-bit). @ingroup nrf_crypto_ecc_secp384r1 */ #define NRF_CRYPTO_ECC_SECP521R1_RAW_PUBLIC_KEY_SIZE (2 * 528 / 8) /**< @brief Raw public key size for curve secp521r1 (NIST 521-bit). @ingroup nrf_crypto_ecc_secp521r1 */ #define NRF_CRYPTO_ECC_SECP160K1_RAW_PUBLIC_KEY_SIZE (2 * 160 / 8) /**< @brief Raw public key size for curve secp160k1 (Koblitz 160-bit). @ingroup nrf_crypto_ecc_secp160k1 */ #define NRF_CRYPTO_ECC_SECP192K1_RAW_PUBLIC_KEY_SIZE (2 * 192 / 8) /**< @brief Raw public key size for curve secp192k1 (Koblitz 192-bit). @ingroup nrf_crypto_ecc_secp192k1 */ #define NRF_CRYPTO_ECC_SECP224K1_RAW_PUBLIC_KEY_SIZE (2 * 224 / 8) /**< @brief Raw public key size for curve secp224k1 (Koblitz 224-bit). @ingroup nrf_crypto_ecc_secp224k1 */ #define NRF_CRYPTO_ECC_SECP256K1_RAW_PUBLIC_KEY_SIZE (2 * 256 / 8) /**< @brief Raw public key size for curve secp256k1 (Koblitz 256-bit). @ingroup nrf_crypto_ecc_secp256k1 */ #define NRF_CRYPTO_ECC_BP256R1_RAW_PUBLIC_KEY_SIZE (2 * 256 / 8) /**< @brief Raw public key size for curve bp256r1 (Brainpool 256-bit). @ingroup nrf_crypto_ecc_bp256r1 */ #define NRF_CRYPTO_ECC_BP384R1_RAW_PUBLIC_KEY_SIZE (2 * 384 / 8) /**< @brief Raw public key size for curve bp384r1 (Brainpool 384-bit). @ingroup nrf_crypto_ecc_bp384r1 */ #define NRF_CRYPTO_ECC_BP512R1_RAW_PUBLIC_KEY_SIZE (2 * 512 / 8) /**< @brief Raw public key size for curve bp512r1 (Brainpool 512-bit). @ingroup nrf_crypto_ecc_bp512r1 */ #define NRF_CRYPTO_ECC_CURVE25519_RAW_PUBLIC_KEY_SIZE (256 / 8) /**< @brief Raw public key size for curve Curve25519. @ingroup nrf_crypto_ecc_curve25519 */ #define NRF_CRYPTO_ECC_ED25519_RAW_PUBLIC_KEY_SIZE (256 / 8) /**< @brief Raw public key size for curve Ed25519. @ingroup nrf_crypto_ecc_ed25519 */ #define NRF_CRYPTO_ECC_RAW_PRIVATE_KEY_MAX_SIZE NRF_CRYPTO_BACKEND_ECC_RAW_PRIVATE_KEY_MAX_SIZE /**< @brief Maximum size of a raw private key for all enabled curves. */ #define NRF_CRYPTO_ECC_RAW_PUBLIC_KEY_MAX_SIZE NRF_CRYPTO_BACKEND_ECC_RAW_PUBLIC_KEY_MAX_SIZE /**< @brief Maximum size of a raw public key for all enabled curves. */ /** @brief Defines type of ECC curve. */ typedef enum { #if NRF_CRYPTO_ECC_SECP160R1_ENABLED NRF_CRYPTO_ECC_SECP160R1_CURVE_TYPE, /**< secp160r1 (NIST 160-bit) */ #endif #if NRF_CRYPTO_ECC_SECP160R2_ENABLED NRF_CRYPTO_ECC_SECP160R2_CURVE_TYPE, /**< secp160r2 (NIST 160-bit) */ #endif #if NRF_CRYPTO_ECC_SECP192R1_ENABLED NRF_CRYPTO_ECC_SECP192R1_CURVE_TYPE, /**< secp192r1 (NIST 192-bit) */ #endif #if NRF_CRYPTO_ECC_SECP224R1_ENABLED NRF_CRYPTO_ECC_SECP224R1_CURVE_TYPE, /**< secp224r1 (NIST 224-bit) */ #endif #if NRF_CRYPTO_ECC_SECP256R1_ENABLED NRF_CRYPTO_ECC_SECP256R1_CURVE_TYPE, /**< secp256r1 (NIST 256-bit) */ #endif #if NRF_CRYPTO_ECC_SECP384R1_ENABLED NRF_CRYPTO_ECC_SECP384R1_CURVE_TYPE, /**< secp384r1 (NIST 384-bit) */ #endif #if NRF_CRYPTO_ECC_SECP521R1_ENABLED NRF_CRYPTO_ECC_SECP521R1_CURVE_TYPE, /**< secp521r1 (NIST 521-bit) */ #endif #if NRF_CRYPTO_ECC_SECP160K1_ENABLED NRF_CRYPTO_ECC_SECP160K1_CURVE_TYPE, /**< secp160k1 (Koblitz 160-bit) */ #endif #if NRF_CRYPTO_ECC_SECP192K1_ENABLED NRF_CRYPTO_ECC_SECP192K1_CURVE_TYPE, /**< secp192k1 (Koblitz 192-bit) */ #endif #if NRF_CRYPTO_ECC_SECP224K1_ENABLED NRF_CRYPTO_ECC_SECP224K1_CURVE_TYPE, /**< secp224k1 (Koblitz 224-bit) */ #endif #if NRF_CRYPTO_ECC_SECP256K1_ENABLED NRF_CRYPTO_ECC_SECP256K1_CURVE_TYPE, /**< secp256k1 (Koblitz 256-bit) */ #endif #if NRF_CRYPTO_ECC_BP256R1_ENABLED NRF_CRYPTO_ECC_BP256R1_CURVE_TYPE, /**< bp256r1 (Brainpool 256-bit) */ #endif #if NRF_CRYPTO_ECC_BP384R1_ENABLED NRF_CRYPTO_ECC_BP384R1_CURVE_TYPE, /**< bp384r1 (Brainpool 384-bit) */ #endif #if NRF_CRYPTO_ECC_BP512R1_ENABLED NRF_CRYPTO_ECC_BP512R1_CURVE_TYPE, /**< bp512r1 (Brainpool 512-bit) */ #endif #if NRF_CRYPTO_ECC_CURVE25519_ENABLED NRF_CRYPTO_ECC_CURVE25519_CURVE_TYPE, /**< Curve25519 */ #endif #if NRF_CRYPTO_ECC_ED25519_ENABLED NRF_CRYPTO_ECC_ED25519_CURVE_TYPE, /**< Ed25519 */ #endif #if !NRF_CRYPTO_ECC_SECP160R1_ENABLED NRF_CRYPTO_ECC_SECP160R1_CURVE_TYPE, /**< secp160r1 (NIST 160-bit) */ #endif #if !NRF_CRYPTO_ECC_SECP160R2_ENABLED NRF_CRYPTO_ECC_SECP160R2_CURVE_TYPE, /**< secp160r2 (NIST 160-bit) */ #endif #if !NRF_CRYPTO_ECC_SECP192R1_ENABLED NRF_CRYPTO_ECC_SECP192R1_CURVE_TYPE, /**< secp192r1 (NIST 192-bit) */ #endif #if !NRF_CRYPTO_ECC_SECP224R1_ENABLED NRF_CRYPTO_ECC_SECP224R1_CURVE_TYPE, /**< secp224r1 (NIST 224-bit) */ #endif #if !NRF_CRYPTO_ECC_SECP256R1_ENABLED NRF_CRYPTO_ECC_SECP256R1_CURVE_TYPE, /**< secp256r1 (NIST 256-bit) */ #endif #if !NRF_CRYPTO_ECC_SECP384R1_ENABLED NRF_CRYPTO_ECC_SECP384R1_CURVE_TYPE, /**< secp384r1 (NIST 384-bit) */ #endif #if !NRF_CRYPTO_ECC_SECP521R1_ENABLED NRF_CRYPTO_ECC_SECP521R1_CURVE_TYPE, /**< secp521r1 (NIST 521-bit) */ #endif #if !NRF_CRYPTO_ECC_SECP160K1_ENABLED NRF_CRYPTO_ECC_SECP160K1_CURVE_TYPE, /**< secp160k1 (Koblitz 160-bit) */ #endif #if !NRF_CRYPTO_ECC_SECP192K1_ENABLED NRF_CRYPTO_ECC_SECP192K1_CURVE_TYPE, /**< secp192k1 (Koblitz 192-bit) */ #endif #if !NRF_CRYPTO_ECC_SECP224K1_ENABLED NRF_CRYPTO_ECC_SECP224K1_CURVE_TYPE, /**< secp224k1 (Koblitz 224-bit) */ #endif #if !NRF_CRYPTO_ECC_SECP256K1_ENABLED NRF_CRYPTO_ECC_SECP256K1_CURVE_TYPE, /**< secp256k1 (Koblitz 256-bit) */ #endif #if !NRF_CRYPTO_ECC_BP256R1_ENABLED NRF_CRYPTO_ECC_BP256R1_CURVE_TYPE, /**< bp256r1 (Brainpool 256-bit) */ #endif #if !NRF_CRYPTO_ECC_BP384R1_ENABLED NRF_CRYPTO_ECC_BP384R1_CURVE_TYPE, /**< bp384r1 (Brainpool 384-bit) */ #endif #if !NRF_CRYPTO_ECC_BP512R1_ENABLED NRF_CRYPTO_ECC_BP512R1_CURVE_TYPE, /**< bp512r1 (Brainpool 512-bit) */ #endif #if !NRF_CRYPTO_ECC_CURVE25519_ENABLED NRF_CRYPTO_ECC_CURVE25519_CURVE_TYPE, /**< Curve25519 */ #endif #if !NRF_CRYPTO_ECC_ED25519_ENABLED NRF_CRYPTO_ECC_ED25519_CURVE_TYPE, /**< Ed25519 */ #endif } nrf_crypto_ecc_curve_type_t; /** @brief Structure holding information on a specific curve. * * @note This structure cannot be used to create a new variable. Only the variables defined by this * library can be used, e.g. @ref g_nrf_crypto_ecc_secp256r1_curve_info. */ typedef struct nrf_crypto_ecc_curve_info_s { uint16_t public_key_size; /**< @brief Size of a structure holding internal public key. */ uint16_t private_key_size; /**< @brief Size of a structure holding internal private key. */ nrf_crypto_ecc_curve_type_t curve_type; /**< @brief Type of the curve. */ uint8_t raw_private_key_size; /**< @brief Size of a buffer containing raw private key. */ uint8_t raw_public_key_size; /**< @brief Size of a buffer containing raw public key. */ void * p_backend_data; /**< @brief Field to hold backend specific internal data. */ } nrf_crypto_ecc_curve_info_t; /** @addtogroup nrf_crypto_ecc_secp160r1 * @{ */ typedef nrf_crypto_backend_secp160r1_key_pair_generate_context_t nrf_crypto_ecc_secp160r1_key_pair_generate_context_t; /**< @brief Context structure for key generation using secp160r1 (NIST 160-bit). */ typedef nrf_crypto_backend_secp160r1_public_key_calculate_context_t nrf_crypto_ecc_secp160r1_public_key_calculate_context_t; /**< @brief Context structure for public key calculation using secp160r1 (NIST 160-bit). */ typedef nrf_crypto_backend_secp160r1_private_key_t nrf_crypto_ecc_secp160r1_private_key_t; /**< @brief Structure holding internal representation of a private key for secp160r1 (NIST 160-bit) */ typedef nrf_crypto_backend_secp160r1_public_key_t nrf_crypto_ecc_secp160r1_public_key_t; /**< @brief Structure holding internal representation of a public key for secp160r1 (NIST 160-bit) */ typedef uint8_t nrf_crypto_ecc_secp160r1_raw_private_key_t [NRF_CRYPTO_ECC_SECP160R1_RAW_PRIVATE_KEY_SIZE]; /**< @brief Array holding raw private key for secp160r1 (NIST 160-bit) */ typedef uint8_t nrf_crypto_ecc_secp160r1_raw_public_key_t [NRF_CRYPTO_ECC_SECP160R1_RAW_PUBLIC_KEY_SIZE]; /**< @brief Array holding raw public key for secp160r1 (NIST 160-bit) */ /** @brief Variable containing information on secp160r1 (NIST 160-bit). * * It can be used as a parameter for the functions creating secp160r1 (NIST 160-bit) keys. */ extern const nrf_crypto_ecc_curve_info_t g_nrf_crypto_ecc_secp160r1_curve_info; /** @} */ /** @addtogroup nrf_crypto_ecc_secp160r2 * @{ */ typedef nrf_crypto_backend_secp160r2_key_pair_generate_context_t nrf_crypto_ecc_secp160r2_key_pair_generate_context_t; /**< @brief Context structure for key generation using secp160r2 (NIST 160-bit). */ typedef nrf_crypto_backend_secp160r2_public_key_calculate_context_t nrf_crypto_ecc_secp160r2_public_key_calculate_context_t; /**< @brief Context structure for public key calculation using secp160r2 (NIST 160-bit). */ typedef nrf_crypto_backend_secp160r2_private_key_t nrf_crypto_ecc_secp160r2_private_key_t; /**< @brief Structure holding internal representation of a private key for secp160r2 (NIST 160-bit) */ typedef nrf_crypto_backend_secp160r2_public_key_t nrf_crypto_ecc_secp160r2_public_key_t; /**< @brief Structure holding internal representation of a public key for secp160r2 (NIST 160-bit) */ typedef uint8_t nrf_crypto_ecc_secp160r2_raw_private_key_t [NRF_CRYPTO_ECC_SECP160R2_RAW_PRIVATE_KEY_SIZE]; /**< @brief Array holding raw private key for secp160r2 (NIST 160-bit) */ typedef uint8_t nrf_crypto_ecc_secp160r2_raw_public_key_t [NRF_CRYPTO_ECC_SECP160R2_RAW_PUBLIC_KEY_SIZE]; /**< @brief Array holding raw public key for secp160r2 (NIST 160-bit) */ /** @brief Variable containing information on secp160r2 (NIST 160-bit). * * It can be used as a parameter for the functions creating secp160r2 (NIST 160-bit) keys. */ extern const nrf_crypto_ecc_curve_info_t g_nrf_crypto_ecc_secp160r2_curve_info; /** @} */ /** @addtogroup nrf_crypto_ecc_secp192r1 * @{ */ typedef nrf_crypto_backend_secp192r1_key_pair_generate_context_t nrf_crypto_ecc_secp192r1_key_pair_generate_context_t; /**< @brief Context structure for key generation using secp192r1 (NIST 192-bit). */ typedef nrf_crypto_backend_secp192r1_public_key_calculate_context_t nrf_crypto_ecc_secp192r1_public_key_calculate_context_t; /**< @brief Context structure for public key calculation using secp192r1 (NIST 192-bit). */ typedef nrf_crypto_backend_secp192r1_private_key_t nrf_crypto_ecc_secp192r1_private_key_t; /**< @brief Structure holding internal representation of a private key for secp192r1 (NIST 192-bit) */ typedef nrf_crypto_backend_secp192r1_public_key_t nrf_crypto_ecc_secp192r1_public_key_t; /**< @brief Structure holding internal representation of a public key for secp192r1 (NIST 192-bit) */ typedef uint8_t nrf_crypto_ecc_secp192r1_raw_private_key_t [NRF_CRYPTO_ECC_SECP192R1_RAW_PRIVATE_KEY_SIZE]; /**< @brief Array holding raw private key for secp192r1 (NIST 192-bit) */ typedef uint8_t nrf_crypto_ecc_secp192r1_raw_public_key_t [NRF_CRYPTO_ECC_SECP192R1_RAW_PUBLIC_KEY_SIZE]; /**< @brief Array holding raw public key for secp192r1 (NIST 192-bit) */ /** @brief Variable containing information on secp192r1 (NIST 192-bit). * * It can be used as a parameter for the functions creating secp192r1 (NIST 192-bit) keys. */ extern const nrf_crypto_ecc_curve_info_t g_nrf_crypto_ecc_secp192r1_curve_info; /** @} */ /** @addtogroup nrf_crypto_ecc_secp224r1 * @{ */ typedef nrf_crypto_backend_secp224r1_key_pair_generate_context_t nrf_crypto_ecc_secp224r1_key_pair_generate_context_t; /**< @brief Context structure for key generation using secp224r1 (NIST 224-bit). */ typedef nrf_crypto_backend_secp224r1_public_key_calculate_context_t nrf_crypto_ecc_secp224r1_public_key_calculate_context_t; /**< @brief Context structure for public key calculation using secp224r1 (NIST 224-bit). */ typedef nrf_crypto_backend_secp224r1_private_key_t nrf_crypto_ecc_secp224r1_private_key_t; /**< @brief Structure holding internal representation of a private key for secp224r1 (NIST 224-bit) */ typedef nrf_crypto_backend_secp224r1_public_key_t nrf_crypto_ecc_secp224r1_public_key_t; /**< @brief Structure holding internal representation of a public key for secp224r1 (NIST 224-bit) */ typedef uint8_t nrf_crypto_ecc_secp224r1_raw_private_key_t [NRF_CRYPTO_ECC_SECP224R1_RAW_PRIVATE_KEY_SIZE]; /**< @brief Array holding raw private key for secp224r1 (NIST 224-bit) */ typedef uint8_t nrf_crypto_ecc_secp224r1_raw_public_key_t [NRF_CRYPTO_ECC_SECP224R1_RAW_PUBLIC_KEY_SIZE]; /**< @brief Array holding raw public key for secp224r1 (NIST 224-bit) */ /** @brief Variable containing information on secp224r1 (NIST 224-bit). * * It can be used as a parameter for the functions creating secp224r1 (NIST 224-bit) keys. */ extern const nrf_crypto_ecc_curve_info_t g_nrf_crypto_ecc_secp224r1_curve_info; /** @} */ /** @addtogroup nrf_crypto_ecc_secp256r1 * @{ */ typedef nrf_crypto_backend_secp256r1_key_pair_generate_context_t nrf_crypto_ecc_secp256r1_key_pair_generate_context_t; /**< @brief Context structure for key generation using secp256r1 (NIST 256-bit). */ typedef nrf_crypto_backend_secp256r1_public_key_calculate_context_t nrf_crypto_ecc_secp256r1_public_key_calculate_context_t; /**< @brief Context structure for public key calculation using secp256r1 (NIST 256-bit). */ typedef nrf_crypto_backend_secp256r1_private_key_t nrf_crypto_ecc_secp256r1_private_key_t; /**< @brief Structure holding internal representation of a private key for secp256r1 (NIST 256-bit) */ typedef nrf_crypto_backend_secp256r1_public_key_t nrf_crypto_ecc_secp256r1_public_key_t; /**< @brief Structure holding internal representation of a public key for secp256r1 (NIST 256-bit) */ typedef uint8_t nrf_crypto_ecc_secp256r1_raw_private_key_t [NRF_CRYPTO_ECC_SECP256R1_RAW_PRIVATE_KEY_SIZE]; /**< @brief Array holding raw private key for secp256r1 (NIST 256-bit) */ typedef uint8_t nrf_crypto_ecc_secp256r1_raw_public_key_t [NRF_CRYPTO_ECC_SECP256R1_RAW_PUBLIC_KEY_SIZE]; /**< @brief Array holding raw public key for secp256r1 (NIST 256-bit) */ /** @brief Variable containing information on secp256r1 (NIST 256-bit). * * It can be used as a parameter for the functions creating secp256r1 (NIST 256-bit) keys. */ extern const nrf_crypto_ecc_curve_info_t g_nrf_crypto_ecc_secp256r1_curve_info; /** @} */ /** @addtogroup nrf_crypto_ecc_secp384r1 * @{ */ typedef nrf_crypto_backend_secp384r1_key_pair_generate_context_t nrf_crypto_ecc_secp384r1_key_pair_generate_context_t; /**< @brief Context structure for key generation using secp384r1 (NIST 384-bit). */ typedef nrf_crypto_backend_secp384r1_public_key_calculate_context_t nrf_crypto_ecc_secp384r1_public_key_calculate_context_t; /**< @brief Context structure for public key calculation using secp384r1 (NIST 384-bit). */ typedef nrf_crypto_backend_secp384r1_private_key_t nrf_crypto_ecc_secp384r1_private_key_t; /**< @brief Structure holding internal representation of a private key for secp384r1 (NIST 384-bit) */ typedef nrf_crypto_backend_secp384r1_public_key_t nrf_crypto_ecc_secp384r1_public_key_t; /**< @brief Structure holding internal representation of a public key for secp384r1 (NIST 384-bit) */ typedef uint8_t nrf_crypto_ecc_secp384r1_raw_private_key_t [NRF_CRYPTO_ECC_SECP384R1_RAW_PRIVATE_KEY_SIZE]; /**< @brief Array holding raw private key for secp384r1 (NIST 384-bit) */ typedef uint8_t nrf_crypto_ecc_secp384r1_raw_public_key_t [NRF_CRYPTO_ECC_SECP384R1_RAW_PUBLIC_KEY_SIZE]; /**< @brief Array holding raw public key for secp384r1 (NIST 384-bit) */ /** @brief Variable containing information on secp384r1 (NIST 384-bit). * * It can be used as a parameter for the functions creating secp384r1 (NIST 384-bit) keys. */ extern const nrf_crypto_ecc_curve_info_t g_nrf_crypto_ecc_secp384r1_curve_info; /** @} */ /** @addtogroup nrf_crypto_ecc_secp521r1 * @{ */ typedef nrf_crypto_backend_secp521r1_key_pair_generate_context_t nrf_crypto_ecc_secp521r1_key_pair_generate_context_t; /**< @brief Context structure for key generation using secp521r1 (NIST 521-bit). */ typedef nrf_crypto_backend_secp521r1_public_key_calculate_context_t nrf_crypto_ecc_secp521r1_public_key_calculate_context_t; /**< @brief Context structure for public key calculation using secp521r1 (NIST 521-bit). */ typedef nrf_crypto_backend_secp521r1_private_key_t nrf_crypto_ecc_secp521r1_private_key_t; /**< @brief Structure holding internal representation of a private key for secp521r1 (NIST 521-bit) */ typedef nrf_crypto_backend_secp521r1_public_key_t nrf_crypto_ecc_secp521r1_public_key_t; /**< @brief Structure holding internal representation of a public key for secp521r1 (NIST 521-bit) */ typedef uint8_t nrf_crypto_ecc_secp521r1_raw_private_key_t [NRF_CRYPTO_ECC_SECP521R1_RAW_PRIVATE_KEY_SIZE]; /**< @brief Array holding raw private key for secp521r1 (NIST 521-bit) */ typedef uint8_t nrf_crypto_ecc_secp521r1_raw_public_key_t [NRF_CRYPTO_ECC_SECP521R1_RAW_PUBLIC_KEY_SIZE]; /**< @brief Array holding raw public key for secp521r1 (NIST 521-bit) */ /** @brief Variable containing information on secp521r1 (NIST 521-bit). * * It can be used as a parameter for the functions creating secp521r1 (NIST 521-bit) keys. */ extern const nrf_crypto_ecc_curve_info_t g_nrf_crypto_ecc_secp521r1_curve_info; /** @} */ /** @addtogroup nrf_crypto_ecc_secp160k1 * @{ */ typedef nrf_crypto_backend_secp160k1_key_pair_generate_context_t nrf_crypto_ecc_secp160k1_key_pair_generate_context_t; /**< @brief Context structure for key generation using secp160k1 (Koblitz 160-bit). */ typedef nrf_crypto_backend_secp160k1_public_key_calculate_context_t nrf_crypto_ecc_secp160k1_public_key_calculate_context_t; /**< @brief Context structure for public key calculation using secp160k1 (Koblitz 160-bit). */ typedef nrf_crypto_backend_secp160k1_private_key_t nrf_crypto_ecc_secp160k1_private_key_t; /**< @brief Structure holding internal representation of a private key for secp160k1 (Koblitz 160-bit) */ typedef nrf_crypto_backend_secp160k1_public_key_t nrf_crypto_ecc_secp160k1_public_key_t; /**< @brief Structure holding internal representation of a public key for secp160k1 (Koblitz 160-bit) */ typedef uint8_t nrf_crypto_ecc_secp160k1_raw_private_key_t [NRF_CRYPTO_ECC_SECP160K1_RAW_PRIVATE_KEY_SIZE]; /**< @brief Array holding raw private key for secp160k1 (Koblitz 160-bit) */ typedef uint8_t nrf_crypto_ecc_secp160k1_raw_public_key_t [NRF_CRYPTO_ECC_SECP160K1_RAW_PUBLIC_KEY_SIZE]; /**< @brief Array holding raw public key for secp160k1 (Koblitz 160-bit) */ /** @brief Variable containing information on secp160k1 (Koblitz 160-bit). * * It can be used as a parameter for the functions creating secp160k1 (Koblitz 160-bit) keys. */ extern const nrf_crypto_ecc_curve_info_t g_nrf_crypto_ecc_secp160k1_curve_info; /** @} */ /** @addtogroup nrf_crypto_ecc_secp192k1 * @{ */ typedef nrf_crypto_backend_secp192k1_key_pair_generate_context_t nrf_crypto_ecc_secp192k1_key_pair_generate_context_t; /**< @brief Context structure for key generation using secp192k1 (Koblitz 192-bit). */ typedef nrf_crypto_backend_secp192k1_public_key_calculate_context_t nrf_crypto_ecc_secp192k1_public_key_calculate_context_t; /**< @brief Context structure for public key calculation using secp192k1 (Koblitz 192-bit). */ typedef nrf_crypto_backend_secp192k1_private_key_t nrf_crypto_ecc_secp192k1_private_key_t; /**< @brief Structure holding internal representation of a private key for secp192k1 (Koblitz 192-bit) */ typedef nrf_crypto_backend_secp192k1_public_key_t nrf_crypto_ecc_secp192k1_public_key_t; /**< @brief Structure holding internal representation of a public key for secp192k1 (Koblitz 192-bit) */ typedef uint8_t nrf_crypto_ecc_secp192k1_raw_private_key_t [NRF_CRYPTO_ECC_SECP192K1_RAW_PRIVATE_KEY_SIZE]; /**< @brief Array holding raw private key for secp192k1 (Koblitz 192-bit) */ typedef uint8_t nrf_crypto_ecc_secp192k1_raw_public_key_t [NRF_CRYPTO_ECC_SECP192K1_RAW_PUBLIC_KEY_SIZE]; /**< @brief Array holding raw public key for secp192k1 (Koblitz 192-bit) */ /** @brief Variable containing information on secp192k1 (Koblitz 192-bit). * * It can be used as a parameter for the functions creating secp192k1 (Koblitz 192-bit) keys. */ extern const nrf_crypto_ecc_curve_info_t g_nrf_crypto_ecc_secp192k1_curve_info; /** @} */ /** @addtogroup nrf_crypto_ecc_secp224k1 * @{ */ typedef nrf_crypto_backend_secp224k1_key_pair_generate_context_t nrf_crypto_ecc_secp224k1_key_pair_generate_context_t; /**< @brief Context structure for key generation using secp224k1 (Koblitz 224-bit). */ typedef nrf_crypto_backend_secp224k1_public_key_calculate_context_t nrf_crypto_ecc_secp224k1_public_key_calculate_context_t; /**< @brief Context structure for public key calculation using secp224k1 (Koblitz 224-bit). */ typedef nrf_crypto_backend_secp224k1_private_key_t nrf_crypto_ecc_secp224k1_private_key_t; /**< @brief Structure holding internal representation of a private key for secp224k1 (Koblitz 224-bit) */ typedef nrf_crypto_backend_secp224k1_public_key_t nrf_crypto_ecc_secp224k1_public_key_t; /**< @brief Structure holding internal representation of a public key for secp224k1 (Koblitz 224-bit) */ typedef uint8_t nrf_crypto_ecc_secp224k1_raw_private_key_t [NRF_CRYPTO_ECC_SECP224K1_RAW_PRIVATE_KEY_SIZE]; /**< @brief Array holding raw private key for secp224k1 (Koblitz 224-bit) */ typedef uint8_t nrf_crypto_ecc_secp224k1_raw_public_key_t [NRF_CRYPTO_ECC_SECP224K1_RAW_PUBLIC_KEY_SIZE]; /**< @brief Array holding raw public key for secp224k1 (Koblitz 224-bit) */ /** @brief Variable containing information on secp224k1 (Koblitz 224-bit). * * It can be used as a parameter for the functions creating secp224k1 (Koblitz 224-bit) keys. */ extern const nrf_crypto_ecc_curve_info_t g_nrf_crypto_ecc_secp224k1_curve_info; /** @} */ /** @addtogroup nrf_crypto_ecc_secp256k1 * @{ */ typedef nrf_crypto_backend_secp256k1_key_pair_generate_context_t nrf_crypto_ecc_secp256k1_key_pair_generate_context_t; /**< @brief Context structure for key generation using secp256k1 (Koblitz 256-bit). */ typedef nrf_crypto_backend_secp256k1_public_key_calculate_context_t nrf_crypto_ecc_secp256k1_public_key_calculate_context_t; /**< @brief Context structure for public key calculation using secp256k1 (Koblitz 256-bit). */ typedef nrf_crypto_backend_secp256k1_private_key_t nrf_crypto_ecc_secp256k1_private_key_t; /**< @brief Structure holding internal representation of a private key for secp256k1 (Koblitz 256-bit) */ typedef nrf_crypto_backend_secp256k1_public_key_t nrf_crypto_ecc_secp256k1_public_key_t; /**< @brief Structure holding internal representation of a public key for secp256k1 (Koblitz 256-bit) */ typedef uint8_t nrf_crypto_ecc_secp256k1_raw_private_key_t [NRF_CRYPTO_ECC_SECP256K1_RAW_PRIVATE_KEY_SIZE]; /**< @brief Array holding raw private key for secp256k1 (Koblitz 256-bit) */ typedef uint8_t nrf_crypto_ecc_secp256k1_raw_public_key_t [NRF_CRYPTO_ECC_SECP256K1_RAW_PUBLIC_KEY_SIZE]; /**< @brief Array holding raw public key for secp256k1 (Koblitz 256-bit) */ /** @brief Variable containing information on secp256k1 (Koblitz 256-bit). * * It can be used as a parameter for the functions creating secp256k1 (Koblitz 256-bit) keys. */ extern const nrf_crypto_ecc_curve_info_t g_nrf_crypto_ecc_secp256k1_curve_info; /** @} */ /** @addtogroup nrf_crypto_ecc_bp256r1 * @{ */ typedef nrf_crypto_backend_bp256r1_key_pair_generate_context_t nrf_crypto_ecc_bp256r1_key_pair_generate_context_t; /**< @brief Context structure for key generation using bp256r1 (Brainpool 256-bit). */ typedef nrf_crypto_backend_bp256r1_public_key_calculate_context_t nrf_crypto_ecc_bp256r1_public_key_calculate_context_t; /**< @brief Context structure for public key calculation using bp256r1 (Brainpool 256-bit). */ typedef nrf_crypto_backend_bp256r1_private_key_t nrf_crypto_ecc_bp256r1_private_key_t; /**< @brief Structure holding internal representation of a private key for bp256r1 (Brainpool 256-bit) */ typedef nrf_crypto_backend_bp256r1_public_key_t nrf_crypto_ecc_bp256r1_public_key_t; /**< @brief Structure holding internal representation of a public key for bp256r1 (Brainpool 256-bit) */ typedef uint8_t nrf_crypto_ecc_bp256r1_raw_private_key_t [NRF_CRYPTO_ECC_BP256R1_RAW_PRIVATE_KEY_SIZE]; /**< @brief Array holding raw private key for bp256r1 (Brainpool 256-bit) */ typedef uint8_t nrf_crypto_ecc_bp256r1_raw_public_key_t [NRF_CRYPTO_ECC_BP256R1_RAW_PUBLIC_KEY_SIZE]; /**< @brief Array holding raw public key for bp256r1 (Brainpool 256-bit) */ /** @brief Variable containing information on bp256r1 (Brainpool 256-bit). * * It can be used as a parameter for the functions creating bp256r1 (Brainpool 256-bit) keys. */ extern const nrf_crypto_ecc_curve_info_t g_nrf_crypto_ecc_bp256r1_curve_info; /** @} */ /** @addtogroup nrf_crypto_ecc_bp384r1 * @{ */ typedef nrf_crypto_backend_bp384r1_key_pair_generate_context_t nrf_crypto_ecc_bp384r1_key_pair_generate_context_t; /**< @brief Context structure for key generation using bp384r1 (Brainpool 384-bit). */ typedef nrf_crypto_backend_bp384r1_public_key_calculate_context_t nrf_crypto_ecc_bp384r1_public_key_calculate_context_t; /**< @brief Context structure for public key calculation using bp384r1 (Brainpool 384-bit). */ typedef nrf_crypto_backend_bp384r1_private_key_t nrf_crypto_ecc_bp384r1_private_key_t; /**< @brief Structure holding internal representation of a private key for bp384r1 (Brainpool 384-bit) */ typedef nrf_crypto_backend_bp384r1_public_key_t nrf_crypto_ecc_bp384r1_public_key_t; /**< @brief Structure holding internal representation of a public key for bp384r1 (Brainpool 384-bit) */ typedef uint8_t nrf_crypto_ecc_bp384r1_raw_private_key_t [NRF_CRYPTO_ECC_BP384R1_RAW_PRIVATE_KEY_SIZE]; /**< @brief Array holding raw private key for bp384r1 (Brainpool 384-bit) */ typedef uint8_t nrf_crypto_ecc_bp384r1_raw_public_key_t [NRF_CRYPTO_ECC_BP384R1_RAW_PUBLIC_KEY_SIZE]; /**< @brief Array holding raw public key for bp384r1 (Brainpool 384-bit) */ /** @brief Variable containing information on bp384r1 (Brainpool 384-bit). * * It can be used as a parameter for the functions creating bp384r1 (Brainpool 384-bit) keys. */ extern const nrf_crypto_ecc_curve_info_t g_nrf_crypto_ecc_bp384r1_curve_info; /** @} */ /** @addtogroup nrf_crypto_ecc_bp512r1 * @{ */ typedef nrf_crypto_backend_bp512r1_key_pair_generate_context_t nrf_crypto_ecc_bp512r1_key_pair_generate_context_t; /**< @brief Context structure for key generation using bp512r1 (Brainpool 512-bit). */ typedef nrf_crypto_backend_bp512r1_public_key_calculate_context_t nrf_crypto_ecc_bp512r1_public_key_calculate_context_t; /**< @brief Context structure for public key calculation using bp512r1 (Brainpool 512-bit). */ typedef nrf_crypto_backend_bp512r1_private_key_t nrf_crypto_ecc_bp512r1_private_key_t; /**< @brief Structure holding internal representation of a private key for bp512r1 (Brainpool 512-bit) */ typedef nrf_crypto_backend_bp512r1_public_key_t nrf_crypto_ecc_bp512r1_public_key_t; /**< @brief Structure holding internal representation of a public key for bp512r1 (Brainpool 512-bit) */ typedef uint8_t nrf_crypto_ecc_bp512r1_raw_private_key_t [NRF_CRYPTO_ECC_BP512R1_RAW_PRIVATE_KEY_SIZE]; /**< @brief Array holding raw private key for bp512r1 (Brainpool 512-bit) */ typedef uint8_t nrf_crypto_ecc_bp512r1_raw_public_key_t [NRF_CRYPTO_ECC_BP512R1_RAW_PUBLIC_KEY_SIZE]; /**< @brief Array holding raw public key for bp512r1 (Brainpool 512-bit) */ /** @brief Variable containing information on bp512r1 (Brainpool 512-bit). * * It can be used as a parameter for the functions creating bp512r1 (Brainpool 512-bit) keys. */ extern const nrf_crypto_ecc_curve_info_t g_nrf_crypto_ecc_bp512r1_curve_info; /** @} */ /** @addtogroup nrf_crypto_ecc_curve25519 * @{ */ typedef nrf_crypto_backend_curve25519_key_pair_generate_context_t nrf_crypto_ecc_curve25519_key_pair_generate_context_t; /**< @brief Context structure for key generation using Curve25519. */ typedef nrf_crypto_backend_curve25519_public_key_calculate_context_t nrf_crypto_ecc_curve25519_public_key_calculate_context_t; /**< @brief Context structure for public key calculation using Curve25519. */ typedef nrf_crypto_backend_curve25519_private_key_t nrf_crypto_ecc_curve25519_private_key_t; /**< @brief Structure holding internal representation of a private key for Curve25519 */ typedef nrf_crypto_backend_curve25519_public_key_t nrf_crypto_ecc_curve25519_public_key_t; /**< @brief Structure holding internal representation of a public key for Curve25519 */ typedef uint8_t nrf_crypto_ecc_curve25519_raw_private_key_t [NRF_CRYPTO_ECC_CURVE25519_RAW_PRIVATE_KEY_SIZE]; /**< @brief Array holding raw private key for Curve25519 */ typedef uint8_t nrf_crypto_ecc_curve25519_raw_public_key_t [NRF_CRYPTO_ECC_CURVE25519_RAW_PUBLIC_KEY_SIZE]; /**< @brief Array holding raw public key for Curve25519 */ /** @brief Variable containing information on Curve25519. * * It can be used as a parameter for the functions creating Curve25519 keys. */ extern const nrf_crypto_ecc_curve_info_t g_nrf_crypto_ecc_curve25519_curve_info; /** @} */ /** @addtogroup nrf_crypto_ecc_ed25519 * @{ */ typedef nrf_crypto_backend_ed25519_key_pair_generate_context_t nrf_crypto_ecc_ed25519_key_pair_generate_context_t; /**< @brief Context structure for key generation using Ed25519. */ typedef nrf_crypto_backend_ed25519_public_key_calculate_context_t nrf_crypto_ecc_ed25519_public_key_calculate_context_t; /**< @brief Context structure for public key calculation using Ed25519. */ typedef nrf_crypto_backend_ed25519_private_key_t nrf_crypto_ecc_ed25519_private_key_t; /**< @brief Structure holding internal representation of a private key for Ed25519 */ typedef nrf_crypto_backend_ed25519_public_key_t nrf_crypto_ecc_ed25519_public_key_t; /**< @brief Structure holding internal representation of a public key for Ed25519 */ typedef uint8_t nrf_crypto_ecc_ed25519_raw_private_key_t [NRF_CRYPTO_ECC_ED25519_RAW_PRIVATE_KEY_SIZE]; /**< @brief Array holding raw private key for Ed25519 */ typedef uint8_t nrf_crypto_ecc_ed25519_raw_public_key_t [NRF_CRYPTO_ECC_ED25519_RAW_PUBLIC_KEY_SIZE]; /**< @brief Array holding raw public key for Ed25519 */ /** @brief Variable containing information on Ed25519. * * It can be used as a parameter for the functions creating Ed25519 keys. */ extern const nrf_crypto_ecc_curve_info_t g_nrf_crypto_ecc_ed25519_curve_info; /** @} */ typedef uint8_t nrf_crypto_ecc_raw_private_key_t[NRF_CRYPTO_ECC_RAW_PRIVATE_KEY_MAX_SIZE]; /**< @brief Type big enough to hold a raw private key for any the enabled curves. */ typedef uint8_t nrf_crypto_ecc_raw_public_key_t [NRF_CRYPTO_ECC_RAW_PUBLIC_KEY_MAX_SIZE]; /**< @brief Type big enough to hold a raw public key for any the enabled curves. */ /** @brief Union holding a context for a key pair generation. */ typedef union { nrf_crypto_ecc_secp160r1_key_pair_generate_context_t context_secp160r1; /**< @brief Holds context for secp160r1 (NIST 160-bit). */ nrf_crypto_ecc_secp160r2_key_pair_generate_context_t context_secp160r2; /**< @brief Holds context for secp160r2 (NIST 160-bit). */ nrf_crypto_ecc_secp192r1_key_pair_generate_context_t context_secp192r1; /**< @brief Holds context for secp192r1 (NIST 192-bit). */ nrf_crypto_ecc_secp224r1_key_pair_generate_context_t context_secp224r1; /**< @brief Holds context for secp224r1 (NIST 224-bit). */ nrf_crypto_ecc_secp256r1_key_pair_generate_context_t context_secp256r1; /**< @brief Holds context for secp256r1 (NIST 256-bit). */ nrf_crypto_ecc_secp384r1_key_pair_generate_context_t context_secp384r1; /**< @brief Holds context for secp384r1 (NIST 384-bit). */ nrf_crypto_ecc_secp521r1_key_pair_generate_context_t context_secp521r1; /**< @brief Holds context for secp521r1 (NIST 521-bit). */ nrf_crypto_ecc_secp160k1_key_pair_generate_context_t context_secp160k1; /**< @brief Holds context for secp160k1 (Koblitz 160-bit). */ nrf_crypto_ecc_secp192k1_key_pair_generate_context_t context_secp192k1; /**< @brief Holds context for secp192k1 (Koblitz 192-bit). */ nrf_crypto_ecc_secp224k1_key_pair_generate_context_t context_secp224k1; /**< @brief Holds context for secp224k1 (Koblitz 224-bit). */ nrf_crypto_ecc_secp256k1_key_pair_generate_context_t context_secp256k1; /**< @brief Holds context for secp256k1 (Koblitz 256-bit). */ nrf_crypto_ecc_bp256r1_key_pair_generate_context_t context_bp256r1; /**< @brief Holds context for bp256r1 (Brainpool 256-bit). */ nrf_crypto_ecc_bp384r1_key_pair_generate_context_t context_bp384r1; /**< @brief Holds context for bp384r1 (Brainpool 384-bit). */ nrf_crypto_ecc_bp512r1_key_pair_generate_context_t context_bp512r1; /**< @brief Holds context for bp512r1 (Brainpool 512-bit). */ nrf_crypto_ecc_curve25519_key_pair_generate_context_t context_curve25519; /**< @brief Holds context for Curve25519. */ nrf_crypto_ecc_ed25519_key_pair_generate_context_t context_ed25519; /**< @brief Holds context for Ed25519. */ } nrf_crypto_ecc_key_pair_generate_context_t; /** @brief Union holding a context for a public key calculation. */ typedef union { nrf_crypto_ecc_secp160r1_public_key_calculate_context_t context_secp160r1; /**< @brief Holds context for secp160r1 (NIST 160-bit). */ nrf_crypto_ecc_secp160r2_public_key_calculate_context_t context_secp160r2; /**< @brief Holds context for secp160r2 (NIST 160-bit). */ nrf_crypto_ecc_secp192r1_public_key_calculate_context_t context_secp192r1; /**< @brief Holds context for secp192r1 (NIST 192-bit). */ nrf_crypto_ecc_secp224r1_public_key_calculate_context_t context_secp224r1; /**< @brief Holds context for secp224r1 (NIST 224-bit). */ nrf_crypto_ecc_secp256r1_public_key_calculate_context_t context_secp256r1; /**< @brief Holds context for secp256r1 (NIST 256-bit). */ nrf_crypto_ecc_secp384r1_public_key_calculate_context_t context_secp384r1; /**< @brief Holds context for secp384r1 (NIST 384-bit). */ nrf_crypto_ecc_secp521r1_public_key_calculate_context_t context_secp521r1; /**< @brief Holds context for secp521r1 (NIST 521-bit). */ nrf_crypto_ecc_secp160k1_public_key_calculate_context_t context_secp160k1; /**< @brief Holds context for secp160k1 (Koblitz 160-bit). */ nrf_crypto_ecc_secp192k1_public_key_calculate_context_t context_secp192k1; /**< @brief Holds context for secp192k1 (Koblitz 192-bit). */ nrf_crypto_ecc_secp224k1_public_key_calculate_context_t context_secp224k1; /**< @brief Holds context for secp224k1 (Koblitz 224-bit). */ nrf_crypto_ecc_secp256k1_public_key_calculate_context_t context_secp256k1; /**< @brief Holds context for secp256k1 (Koblitz 256-bit). */ nrf_crypto_ecc_bp256r1_public_key_calculate_context_t context_bp256r1; /**< @brief Holds context for bp256r1 (Brainpool 256-bit). */ nrf_crypto_ecc_bp384r1_public_key_calculate_context_t context_bp384r1; /**< @brief Holds context for bp384r1 (Brainpool 384-bit). */ nrf_crypto_ecc_bp512r1_public_key_calculate_context_t context_bp512r1; /**< @brief Holds context for bp512r1 (Brainpool 512-bit). */ nrf_crypto_ecc_curve25519_public_key_calculate_context_t context_curve25519; /**< @brief Holds context for Curve25519. */ nrf_crypto_ecc_ed25519_public_key_calculate_context_t context_ed25519; /**< @brief Holds context for Ed25519. */ } nrf_crypto_ecc_public_key_calculate_context_t; /** @brief Union holding representation of a private key for any curve type. */ typedef union { nrf_crypto_ecc_secp160r1_private_key_t key_secp160r1; /**< @brief Holds internal representation of a private key for secp160r1 (NIST 160-bit). */ nrf_crypto_ecc_secp160r2_private_key_t key_secp160r2; /**< @brief Holds internal representation of a private key for secp160r2 (NIST 160-bit). */ nrf_crypto_ecc_secp192r1_private_key_t key_secp192r1; /**< @brief Holds internal representation of a private key for secp192r1 (NIST 192-bit). */ nrf_crypto_ecc_secp224r1_private_key_t key_secp224r1; /**< @brief Holds internal representation of a private key for secp224r1 (NIST 224-bit). */ nrf_crypto_ecc_secp256r1_private_key_t key_secp256r1; /**< @brief Holds internal representation of a private key for secp256r1 (NIST 256-bit). */ nrf_crypto_ecc_secp384r1_private_key_t key_secp384r1; /**< @brief Holds internal representation of a private key for secp384r1 (NIST 384-bit). */ nrf_crypto_ecc_secp521r1_private_key_t key_secp521r1; /**< @brief Holds internal representation of a private key for secp521r1 (NIST 521-bit). */ nrf_crypto_ecc_secp160k1_private_key_t key_secp160k1; /**< @brief Holds internal representation of a private key for secp160k1 (Koblitz 160-bit). */ nrf_crypto_ecc_secp192k1_private_key_t key_secp192k1; /**< @brief Holds internal representation of a private key for secp192k1 (Koblitz 192-bit). */ nrf_crypto_ecc_secp224k1_private_key_t key_secp224k1; /**< @brief Holds internal representation of a private key for secp224k1 (Koblitz 224-bit). */ nrf_crypto_ecc_secp256k1_private_key_t key_secp256k1; /**< @brief Holds internal representation of a private key for secp256k1 (Koblitz 256-bit). */ nrf_crypto_ecc_bp256r1_private_key_t key_bp256r1; /**< @brief Holds internal representation of a private key for bp256r1 (Brainpool 256-bit). */ nrf_crypto_ecc_bp384r1_private_key_t key_bp384r1; /**< @brief Holds internal representation of a private key for bp384r1 (Brainpool 384-bit). */ nrf_crypto_ecc_bp512r1_private_key_t key_bp512r1; /**< @brief Holds internal representation of a private key for bp512r1 (Brainpool 512-bit). */ nrf_crypto_ecc_curve25519_private_key_t key_curve25519; /**< @brief Holds internal representation of a private key for Curve25519. */ nrf_crypto_ecc_ed25519_private_key_t key_ed25519; /**< @brief Holds internal representation of a private key for Ed25519. */ } nrf_crypto_ecc_private_key_t; /** @brief Union holding representation of a public key for any curve type. */ typedef union { nrf_crypto_ecc_secp160r1_public_key_t key_secp160r1; /**< @brief Holds internal representation of a public key for secp160r1 (NIST 160-bit). */ nrf_crypto_ecc_secp160r2_public_key_t key_secp160r2; /**< @brief Holds internal representation of a public key for secp160r2 (NIST 160-bit). */ nrf_crypto_ecc_secp192r1_public_key_t key_secp192r1; /**< @brief Holds internal representation of a public key for secp192r1 (NIST 192-bit). */ nrf_crypto_ecc_secp224r1_public_key_t key_secp224r1; /**< @brief Holds internal representation of a public key for secp224r1 (NIST 224-bit). */ nrf_crypto_ecc_secp256r1_public_key_t key_secp256r1; /**< @brief Holds internal representation of a public key for secp256r1 (NIST 256-bit). */ nrf_crypto_ecc_secp384r1_public_key_t key_secp384r1; /**< @brief Holds internal representation of a public key for secp384r1 (NIST 384-bit). */ nrf_crypto_ecc_secp521r1_public_key_t key_secp521r1; /**< @brief Holds internal representation of a public key for secp521r1 (NIST 521-bit). */ nrf_crypto_ecc_secp160k1_public_key_t key_secp160k1; /**< @brief Holds internal representation of a public key for secp160k1 (Koblitz 160-bit). */ nrf_crypto_ecc_secp192k1_public_key_t key_secp192k1; /**< @brief Holds internal representation of a public key for secp192k1 (Koblitz 192-bit). */ nrf_crypto_ecc_secp224k1_public_key_t key_secp224k1; /**< @brief Holds internal representation of a public key for secp224k1 (Koblitz 224-bit). */ nrf_crypto_ecc_secp256k1_public_key_t key_secp256k1; /**< @brief Holds internal representation of a public key for secp256k1 (Koblitz 256-bit). */ nrf_crypto_ecc_bp256r1_public_key_t key_bp256r1; /**< @brief Holds internal representation of a public key for bp256r1 (Brainpool 256-bit). */ nrf_crypto_ecc_bp384r1_public_key_t key_bp384r1; /**< @brief Holds internal representation of a public key for bp384r1 (Brainpool 384-bit). */ nrf_crypto_ecc_bp512r1_public_key_t key_bp512r1; /**< @brief Holds internal representation of a public key for bp512r1 (Brainpool 512-bit). */ nrf_crypto_ecc_curve25519_public_key_t key_curve25519; /**< @brief Holds internal representation of a public key for Curve25519. */ nrf_crypto_ecc_ed25519_public_key_t key_ed25519; /**< @brief Holds internal representation of a public key for Ed25519. */ } nrf_crypto_ecc_public_key_t; /** @brief Generate a new pair of a public key and a private key. * * Generated keys have to deallocated using @ref nrf_crypto_ecc_private_key_free and * @ref nrf_crypto_ecc_public_key_free. * @param[in] p_context Pointer to temporary structure holding context information. * If it is NULL, necessary data will be allocated with * @ref NRF_CRYPTO_ALLOC and freed at the end of the function. * @param[in] p_curve_info Pointer to information on selected curve. Use only global variables * defined by nrf_crypto, e.g. @ref g_nrf_crypto_ecc_secp256r1_curve_info. * @param[out] p_private_key Pointer to structure where newly generated private key will be put. * @param[out] p_public_key Pointer to structure where newly generated public key will be put. */ ret_code_t nrf_crypto_ecc_key_pair_generate( nrf_crypto_ecc_key_pair_generate_context_t * p_context, nrf_crypto_ecc_curve_info_t const * p_curve_info, nrf_crypto_ecc_private_key_t * p_private_key, nrf_crypto_ecc_public_key_t * p_public_key); /** @brief Calculate public key associated with provided private key. * * Calculated public key has to be deallocated using @ref nrf_crypto_ecc_public_key_free. * @param[in] p_context Pointer to temporary structure holding context information. * If it is NULL, necessary data will be allocated with * @ref NRF_CRYPTO_ALLOC and freed at the end of the function. * @param[in] p_private_key Pointer to structure holding a private key that will be used for computation. * @param[out] p_public_key Pointer to structure where newly generated public key will be put. */ ret_code_t nrf_crypto_ecc_public_key_calculate( nrf_crypto_ecc_public_key_calculate_context_t * p_context, nrf_crypto_ecc_private_key_t const * p_private_key, nrf_crypto_ecc_public_key_t * p_public_key); /** @brief Create a private key from a raw data. * * Generated private key has to be deallocated using @ref nrf_crypto_ecc_private_key_free. * * @note Ed25519 only: Memory is allocated internally using @ref nrf_crypto_mem. * * @param[in] p_curve_info Pointer to information on selected curve. Use only global variables * defined by nrf_crypto, e.g. @ref g_nrf_crypto_ecc_secp256r1_curve_info. * @param[out] p_private_key Pointer to structure where newly converted private key will be put. * @param[in] p_raw_data Pointer to buffer containing a big endian raw data. * @param[in] raw_data_size Number of bytes of a raw data. Correct size for selected curve can be found in * @p p_curve_info and it is also defined by the preprocessor definitions, e.g. * @ref NRF_CRYPTO_ECC_SECP256R1_RAW_PRIVATE_KEY_SIZE. */ ret_code_t nrf_crypto_ecc_private_key_from_raw( nrf_crypto_ecc_curve_info_t const * p_curve_info, nrf_crypto_ecc_private_key_t * p_private_key, uint8_t const * p_raw_data, size_t raw_data_size); /** @brief Convert a private key to a raw data. * * @param[in] p_private_key Pointer to structure holding private key that will be convert. * @param[out] p_raw_data Pointer to buffer containing a big endian raw data. * @param[in,out] p_raw_data_size Maximum number of bytes that @p p_raw_data buffer can hold on input * and the actual number of bytes used by the raw data on output. * Actual size for selected curve can be found in * @ref nrf_crypto_ecc_curve_info_t and it is also defined by * the preprocessor definitions, e.g. * @ref NRF_CRYPTO_ECC_SECP256R1_RAW_PRIVATE_KEY_SIZE. */ ret_code_t nrf_crypto_ecc_private_key_to_raw( nrf_crypto_ecc_private_key_t const * p_private_key, uint8_t * p_raw_data, size_t * p_raw_data_size); /** @brief Create a public key from a raw data. * * Generated public key has to be deallocated using @ref nrf_crypto_ecc_public_key_free. * @param[in] p_curve_info Pointer to information on selected curve. Use only global variables * defined by nrf_crypto, e.g. @ref g_nrf_crypto_ecc_secp256r1_curve_info. * @param[out] p_public_key Pointer to structure where newly converted public key will be put. * @param[in] p_raw_data Pointer to buffer containing a big endian raw data. * @param[in] raw_data_size Number of bytes of a raw data. Correct size for selected curve can be found in * @p p_curve_info and it is also defined by the preprocessor definitions, e.g. * @ref NRF_CRYPTO_ECC_SECP256R1_RAW_PUBLIC_KEY_SIZE. */ ret_code_t nrf_crypto_ecc_public_key_from_raw( nrf_crypto_ecc_curve_info_t const * p_curve_info, nrf_crypto_ecc_public_key_t * p_public_key, uint8_t const * p_raw_data, size_t raw_data_size); /** @brief Convert a public key to a raw data. * * @param[in] p_public_key Pointer to structure holding public key that will be convert. * @param[out] p_raw_data Pointer to buffer containing a big endian raw data. * @param[in,out] p_raw_data_size Maximum number of bytes that @p p_raw_data buffer can hold on input * and the actual number of bytes used by the raw data on output. * Actual size for selected curve can be found in * @ref nrf_crypto_ecc_curve_info_t and it is also defined by * the preprocessor definitions, e.g. * @ref NRF_CRYPTO_ECC_SECP256R1_RAW_PUBLIC_KEY_SIZE. */ ret_code_t nrf_crypto_ecc_public_key_to_raw( nrf_crypto_ecc_public_key_t const * p_public_key, uint8_t * p_raw_data, size_t * p_raw_data_size); /** @brief Release resources taken by a private key. * * @param[in] p_private_key Pointer to structure holding private key to release. */ ret_code_t nrf_crypto_ecc_private_key_free( nrf_crypto_ecc_private_key_t * p_private_key); /** @brief Release resources taken by a public key. * * @param[in] p_public_key Pointer to structure holding public key to release. */ ret_code_t nrf_crypto_ecc_public_key_free( nrf_crypto_ecc_public_key_t * p_public_key); /** @brief Gets curve information structure from provided key (private or public). * * @param[in] p_key Pointer to structure holding private or public key. * @param[out] pp_curve_info Pointer to location where put retrieved pointer to curve information structure. */ ret_code_t nrf_crypto_ecc_curve_info_get( void const * p_key, nrf_crypto_ecc_curve_info_t const ** pp_curve_info); /** @brief Inverts byte order of a big integers contained in a raw data. * * All the ECC API accepts only data with big endian integers, so this function have to be used * if little endian is required. If input is in little endian byte order it will be converted * to big endian. If input is in big endian byte order it will be converted to little endian. * It works for ECC raw private key, raw public key, signature and shared secret. If raw data * contains two big integers (e.g. R, S, or X, Y) each integer is inverted separately. * If @p p_curve_info is NULL then all bytes in buffer will be inverted regardless what is the * content of the buffer. * * @param[in] p_curve_info Pointer to information on selected curve. Use only global variables * defined by nrf_crypto, e.g. @ref g_nrf_crypto_ecc_secp256r1_curve_info. * @param[in] p_raw_input Pointer to buffer holding source data. * @param[out] p_raw_output Pointer to buffer that will be filled with inverted byte order. * This parameter can be the same as @p p_raw_input, otherwise the * buffers cannot overlap. * @param[in] raw_data_size Size of input and output buffer. */ ret_code_t nrf_crypto_ecc_byte_order_invert( nrf_crypto_ecc_curve_info_t const * p_curve_info, uint8_t const * p_raw_input, uint8_t * p_raw_output, size_t raw_data_size); #ifdef __cplusplus } #endif /** @} * @} */ #endif // NRF_CRYPTO_ECC_H__