/* * hal.h * ---------- * Memory map, access functions, and HAL for Cryptech cores. * * Authors: Joachim Strombergson, Paul Selkirk, Rob Austein * Copyright (c) 2015, NORDUnet A/S All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are * met: * - Redistributions of source code must retain the above copyright notice, * this list of conditions and the following disclaimer. * * - Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * - Neither the name of the NORDUnet nor the names of its contributors may * be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT * HOLDER 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 _HAL_H_ #define _HAL_H_ #include #include #include /* * A handy macro from cryptlib. */ #ifndef bitsToBytes #define bitsToBytes(x) ((x) / 8) #endif /* * Current name and version values for crypto cores. * * Should these even be here? Dunno. * Should the versions be here even if the names should be? */ #define NOVENA_BOARD_NAME "PVT1 " #define NOVENA_BOARD_VERSION "0.10" #define EIM_INTERFACE_NAME "eim " #define EIM_INTERFACE_VERSION "0.10" #define I2C_INTERFACE_NAME "i2c " #define I2C_INTERFACE_VERSION "0.10" #define TRNG_NAME "trng " #define TRNG_VERSION "0.51" #define AVALANCHE_ENTROPY_NAME "extnoise" #define AVALANCHE_ENTROPY_VERSION "0.10" #define ROSC_ENTROPY_NAME "rosc ent" #define ROSC_ENTROPY_VERSION "0.10" #define CSPRNG_NAME "csprng " #define CSPRNG_VERSION "0.50" #define SHA1_NAME "sha1 " #define SHA1_VERSION "0.50" #define SHA256_NAME "sha2-256" #define SHA256_VERSION "0.81" #define SHA512_NAME "sha2-512" #define SHA512_VERSION "0.80" #define AES_CORE_NAME "aes " #define AES_CORE_VERSION "0.80" #define CHACHA_NAME "chacha " #define CHACHA_VERSION "0.80" #define MODEXPS6_NAME "modexps6" #define MODEXPS6_VERSION "0.10" /* * C API error codes. Defined in this form so we can keep the tokens * and error strings together. See errorstrings.c. */ #define HAL_ERROR_LIST \ DEFINE_HAL_ERROR(HAL_OK, "No error") \ DEFINE_HAL_ERROR(HAL_ERROR_BAD_ARGUMENTS, "Bad arguments given") \ DEFINE_HAL_ERROR(HAL_ERROR_UNSUPPORTED_KEY, "Unsupported key type or key length") \ DEFINE_HAL_ERROR(HAL_ERROR_IO_SETUP_FAILED, "Could not set up I/O with FPGA") \ DEFINE_HAL_ERROR(HAL_ERROR_IO_TIMEOUT, "I/O with FPGA timed out") \ DEFINE_HAL_ERROR(HAL_ERROR_IO_UNEXPECTED, "Unexpected response from FPGA") \ DEFINE_HAL_ERROR(HAL_ERROR_IO_OS_ERROR, "Operating system error talking to FPGA") \ DEFINE_HAL_ERROR(HAL_ERROR_IO_BAD_COUNT, "Bad byte count") \ DEFINE_HAL_ERROR(HAL_ERROR_CSPRNG_BROKEN, "CSPRNG is returning nonsense") \ DEFINE_HAL_ERROR(HAL_ERROR_KEYWRAP_BAD_MAGIC, "Bad magic number while unwrapping key") \ DEFINE_HAL_ERROR(HAL_ERROR_KEYWRAP_BAD_LENGTH, "Length out of range while unwrapping key") \ DEFINE_HAL_ERROR(HAL_ERROR_KEYWRAP_BAD_PADDING, "Non-zero padding detected unwrapping key") \ DEFINE_HAL_ERROR(HAL_ERROR_IMPOSSIBLE, "\"Impossible\" error") \ DEFINE_HAL_ERROR(HAL_ERROR_ALLOCATION_FAILURE, "Memory allocation failed") \ DEFINE_HAL_ERROR(HAL_ERROR_RESULT_TOO_LONG, "Result too long for buffer") \ DEFINE_HAL_ERROR(HAL_ERROR_ASN1_PARSE_FAILED, "ASN.1 parse failed") \ DEFINE_HAL_ERROR(HAL_ERROR_KEY_NOT_ON_CURVE, "EC key is not on its purported curve") \ DEFINE_HAL_ERROR(HAL_ERROR_INVALID_SIGNATURE, "Invalid signature") \ DEFINE_HAL_ERROR(HAL_ERROR_CORE_NOT_FOUND, "Requested core not found") \ DEFINE_HAL_ERROR(HAL_ERROR_KEYSTORE_ACCESS, "Could not access keystore") \ DEFINE_HAL_ERROR(HAL_ERROR_KEY_NOT_FOUND, "Key not found") \ DEFINE_HAL_ERROR(HAL_ERROR_KEY_NAME_IN_USE, "Key name in use") \ DEFINE_HAL_ERROR(HAL_ERROR_NO_KEY_SLOTS_AVAILABLE, "No key slots available") \ DEFINE_HAL_ERROR(HAL_ERROR_PIN_INCORRECT, "PIN incorrect") \ DEFINE_HAL_ERROR(HAL_ERROR_NO_CLIENT_SLOTS_AVAILABLE, "No client slots available") \ DEFINE_HAL_ERROR(HAL_ERROR_FORBIDDEN, "Forbidden") \ DEFINE_HAL_ERROR(HAL_ERROR_RPC_TRANSPORT, "RPC transport error") \ END_OF_HAL_ERROR_LIST /* Marker to forestall silly line continuation errors */ #define END_OF_HAL_ERROR_LIST /* Define the error code enum here. See errorstrings.c for the text strings. */ #define DEFINE_HAL_ERROR(_code_,_text_) _code_, typedef enum { HAL_ERROR_LIST N_HAL_ERRORS } hal_error_t; #undef DEFINE_HAL_ERROR /* * Error translation. */ extern const char *hal_error_string(const hal_error_t err); /* * Very low level public API for working directly with crypto cores. */ /* * Typedef to isolate code from our current choice of representation * for a Cryptech bus address. */ typedef off_t hal_addr_t; /* * Opaque structure representing a core. */ typedef struct hal_core hal_core_t; /* * Public I/O functions. */ extern void hal_io_set_debug(int onoff); extern hal_error_t hal_io_write(const hal_core_t *core, hal_addr_t offset, const uint8_t *buf, size_t len); extern hal_error_t hal_io_read(const hal_core_t *core, hal_addr_t offset, uint8_t *buf, size_t len); extern hal_error_t hal_io_init(const hal_core_t *core); extern hal_error_t hal_io_next(const hal_core_t *core); extern hal_error_t hal_io_wait(const hal_core_t *core, uint8_t status, int *count); extern hal_error_t hal_io_wait_ready(const hal_core_t *core); extern hal_error_t hal_io_wait_valid(const hal_core_t *core); /* * Core management functions. * * Given our druthers, we'd handle public information about a core * using the opaque type and individual access methods, but C's * insistence on discarding array bounds information makes * non-delimited character arrays problematic unless we wrap them in a * structure. */ typedef struct { char name[8]; char version[4]; hal_addr_t base; } hal_core_info_t; extern const hal_core_t *hal_core_find(const char *name, const hal_core_t *core); extern const hal_core_info_t *hal_core_info(const hal_core_t *core); extern hal_error_t hal_core_check_name(const hal_core_t **core, const char *name); extern hal_addr_t hal_core_base(const hal_core_t *core); extern const hal_core_t * hal_core_iterate(const hal_core_t *core); /* * Slightly higher level public API, still working directly with cores. */ /* * Get random bytes from the CSPRNG. */ extern hal_error_t hal_get_random(const hal_core_t *core, void *buffer, const size_t length); /* * Hash and HMAC API. */ /* * Opaque driver structure for digest algorithms. */ typedef struct hal_hash_driver hal_hash_driver_t; /* * Public information about a digest algorithm. * * The _state_length values in the descriptor and the typed opaque * pointers in the API are all intended to hide internal details of * the implementation while making memory allocation the caller's * problem. */ typedef enum { hal_digest_algorithm_sha1, hal_digest_algorithm_sha256, hal_digest_algorithm_sha512_224, hal_digest_algorithm_sha512_256, hal_digest_algorithm_sha384, hal_digest_algorithm_sha512 } hal_digest_algorithm_t; typedef struct { hal_digest_algorithm_t digest_algorithm; size_t block_length; size_t digest_length; size_t hash_state_length; size_t hmac_state_length; const uint8_t * const digest_algorithm_id; size_t digest_algorithm_id_length; const hal_hash_driver_t *driver; char core_name[8]; unsigned can_restore_state : 1; } hal_hash_descriptor_t; /* * Opaque structures for internal state. */ typedef struct hal_hash_state hal_hash_state_t; typedef struct hal_hmac_state hal_hmac_state_t; /* * Supported digest algorithms. These are one-element arrays so that * they can be used as constant pointers. */ extern const hal_hash_descriptor_t hal_hash_sha1[1]; extern const hal_hash_descriptor_t hal_hash_sha256[1]; extern const hal_hash_descriptor_t hal_hash_sha512_224[1]; extern const hal_hash_descriptor_t hal_hash_sha512_256[1]; extern const hal_hash_descriptor_t hal_hash_sha384[1]; extern const hal_hash_descriptor_t hal_hash_sha512[1]; /* * Hash and HMAC functions. */ extern void hal_hash_set_debug(int onoff); extern hal_error_t hal_hash_initialize(const hal_core_t *core, const hal_hash_descriptor_t * const descriptor, hal_hash_state_t **state, void *state_buffer, const size_t state_length); extern hal_error_t hal_hash_update(hal_hash_state_t *state, const uint8_t * data, const size_t length); extern hal_error_t hal_hash_finalize(hal_hash_state_t *state, uint8_t *digest, const size_t length); extern hal_error_t hal_hmac_initialize(const hal_core_t *core, const hal_hash_descriptor_t * const descriptor, hal_hmac_state_t **state, void *state_buffer, const size_t state_length, const uint8_t * const key, const size_t key_length); extern hal_error_t hal_hmac_update(hal_hmac_state_t *state, const uint8_t * data, const size_t length); extern hal_error_t hal_hmac_finalize(hal_hmac_state_t *state, uint8_t *hmac, const size_t length); extern void hal_hash_cleanup(hal_hash_state_t **state); extern void hal_hmac_cleanup(hal_hmac_state_t **state); extern const hal_hash_descriptor_t *hal_hash_get_descriptor(const hal_hash_state_t * const state); extern const hal_hash_descriptor_t *hal_hmac_get_descriptor(const hal_hmac_state_t * const state); /* * AES key wrap functions. */ extern hal_error_t hal_aes_keywrap(const hal_core_t *core, const uint8_t *kek, const size_t kek_length, const uint8_t *plaintext, const size_t plaintext_length, uint8_t *cyphertext, size_t *ciphertext_length); extern hal_error_t hal_aes_keyunwrap(const hal_core_t *core, const uint8_t *kek, const size_t kek_length, const uint8_t *ciphertext, const size_t ciphertext_length, unsigned char *plaintext, size_t *plaintext_length); extern size_t hal_aes_keywrap_ciphertext_length(const size_t plaintext_length); /* * PBKDF2 function. Uses HMAC with the specified digest algorithm as * the pseudo-random function (PRF). */ extern hal_error_t hal_pbkdf2(const hal_core_t *core, const hal_hash_descriptor_t * const descriptor, const uint8_t * const password, const size_t password_length, const uint8_t * const salt, const size_t salt_length, uint8_t * derived_key, const size_t derived_key_length, unsigned iterations_desired); /* * Modular exponentiation. */ extern void hal_modexp_set_debug(const int onoff); extern hal_error_t hal_modexp(const hal_core_t *core, const uint8_t * const msg, const size_t msg_len, /* Message */ const uint8_t * const exp, const size_t exp_len, /* Exponent */ const uint8_t * const mod, const size_t mod_len, /* Modulus */ uint8_t * result, const size_t result_len); /* * Key types and curves, used in various places. */ typedef enum { HAL_KEY_TYPE_NONE, HAL_KEY_TYPE_RSA_PRIVATE, HAL_KEY_TYPE_RSA_PUBLIC, HAL_KEY_TYPE_EC_PRIVATE, HAL_KEY_TYPE_EC_PUBLIC } hal_key_type_t; typedef enum { HAL_CURVE_NONE, HAL_CURVE_P256, HAL_CURVE_P384, HAL_CURVE_P521 } hal_curve_name_t; /* * RSA. */ typedef struct hal_rsa_key hal_rsa_key_t; extern const size_t hal_rsa_key_t_size; extern void hal_rsa_set_debug(const int onoff); extern void hal_rsa_set_blinding(const int onoff); extern hal_error_t hal_rsa_key_load_private(hal_rsa_key_t **key, void *keybuf, const size_t keybuf_len, const uint8_t * const n, const size_t n_len, const uint8_t * const e, const size_t e_len, const uint8_t * const d, const size_t d_len, const uint8_t * const p, const size_t p_len, const uint8_t * const q, const size_t q_len, const uint8_t * const u, const size_t u_len, const uint8_t * const dP, const size_t dP_len, const uint8_t * const dQ, const size_t dQ_len); extern hal_error_t hal_rsa_key_load_public(hal_rsa_key_t **key, void *keybuf, const size_t keybuf_len, const uint8_t * const n, const size_t n_len, const uint8_t * const e, const size_t e_len); extern hal_error_t hal_rsa_key_get_type(const hal_rsa_key_t * const key, hal_key_type_t *key_type); extern hal_error_t hal_rsa_key_get_modulus(const hal_rsa_key_t * const key, uint8_t *modulus, size_t *modulus_len, const size_t modulus_max); extern hal_error_t hal_rsa_key_get_public_exponent(const hal_rsa_key_t * const key, uint8_t *public_exponent, size_t *public_exponent_len, const size_t public_exponent_max); extern void hal_rsa_key_clear(hal_rsa_key_t *key); extern hal_error_t hal_rsa_encrypt(const hal_core_t *core, const hal_rsa_key_t * const key, const uint8_t * const input, const size_t input_len, uint8_t * output, const size_t output_len); extern hal_error_t hal_rsa_decrypt(const hal_core_t *core, const hal_rsa_key_t * const key, const uint8_t * const input, const size_t input_len, uint8_t * output, const size_t output_len); extern hal_error_t hal_rsa_key_gen(const hal_core_t *core, hal_rsa_key_t **key, void *keybuf, const size_t keybuf_len, const unsigned key_length, const uint8_t * const public_exponent, const size_t public_exponent_len); extern hal_error_t hal_rsa_private_key_to_der(const hal_rsa_key_t * const key, uint8_t *der, size_t *der_len, const size_t der_max); extern size_t hal_rsa_private_key_to_der_len(const hal_rsa_key_t * const key); extern hal_error_t hal_rsa_private_key_from_der(hal_rsa_key_t **key, void *keybuf, const size_t keybuf_len, const uint8_t * const der, const size_t der_len); extern hal_error_t hal_rsa_public_key_to_der(const hal_rsa_key_t * const key, uint8_t *der, size_t *der_len, const size_t der_max); extern size_t hal_rsa_public_key_to_der_len(const hal_rsa_key_t * const key); extern hal_error_t hal_rsa_public_key_from_der(hal_rsa_key_t **key, void *keybuf, const size_t keybuf_len, const uint8_t * const der, const size_t der_len); /* * ECDSA. */ typedef struct hal_ecdsa_key hal_ecdsa_key_t; extern const size_t hal_ecdsa_key_t_size; extern void hal_ecdsa_set_debug(const int onoff); extern hal_error_t hal_ecdsa_key_load_private(hal_ecdsa_key_t **key, void *keybuf, const size_t keybuf_len, const hal_curve_name_t curve, const uint8_t * const x, const size_t x_len, const uint8_t * const y, const size_t y_len, const uint8_t * const d, const size_t d_len); extern hal_error_t hal_ecdsa_key_load_public(hal_ecdsa_key_t **key, void *keybuf, const size_t keybuf_len, const hal_curve_name_t curve, const uint8_t * const x, const size_t x_len, const uint8_t * const y, const size_t y_len); extern hal_error_t hal_ecdsa_key_get_type(const hal_ecdsa_key_t * const key, hal_key_type_t *key_type); extern hal_error_t hal_ecdsa_key_get_curve(const hal_ecdsa_key_t * const key, hal_curve_name_t *curve); extern hal_error_t hal_ecdsa_key_get_public(const hal_ecdsa_key_t * const key, uint8_t *x, size_t *x_len, const size_t x_max, uint8_t *y, size_t *y_len, const size_t y_max); extern void hal_ecdsa_key_clear(hal_ecdsa_key_t *key); extern hal_error_t hal_ecdsa_key_gen(const hal_core_t *core, hal_ecdsa_key_t **key, void *keybuf, const size_t keybuf_len, const hal_curve_name_t curve); extern hal_error_t hal_ecdsa_private_key_to_der(const hal_ecdsa_key_t * const key, uint8_t *der, size_t *der_len, const size_t der_max); extern size_t hal_ecdsa_private_key_to_der_len(const hal_ecdsa_key_t * const key); extern hal_error_t hal_ecdsa_private_key_from_der(hal_ecdsa_key_t **key, void *keybuf, const size_t keybuf_len, const uint8_t * const der, const size_t der_len); extern hal_error_t hal_ecdsa_public_key_to_der(const hal_ecdsa_key_t * const key, uint8_t *der, size_t *der_len, const size_t der_max); extern size_t hal_ecdsa_public_key_to_der_len(const hal_ecdsa_key_t * const key); extern hal_error_t hal_ecdsa_public_key_from_der(hal_ecdsa_key_t **key, void *keybuf, const size_t keybuf_len, const uint8_t * const der, const size_t der_len); extern hal_error_t hal_ecdsa_key_to_ecpoint(const hal_ecdsa_key_t * const key, uint8_t *der, size_t *der_len, const size_t der_max); extern size_t hal_ecdsa_key_to_ecpoint_len(const hal_ecdsa_key_t * const key); extern hal_error_t hal_ecdsa_key_from_ecpoint(hal_ecdsa_key_t **key, void *keybuf, const size_t keybuf_len, const uint8_t * const der, const size_t der_len, const hal_curve_name_t curve); extern hal_error_t hal_ecdsa_sign(const hal_core_t *core, const hal_ecdsa_key_t * const key, const uint8_t * const hash, const size_t hash_len, uint8_t *signature, size_t *signature_len, const size_t signature_max); extern hal_error_t hal_ecdsa_verify(const hal_core_t *core, const hal_ecdsa_key_t * const key, const uint8_t * const hash, const size_t hash_len, const uint8_t * const signature, const size_t signature_len); /* * Higher level RPC-based mechanism for working with HSM at arm's * length, using handles instead of direct access to the cores. * * Session handles are pretty much as in PKCS #11: from our viewpoint, * a session is a lock-step stream of operations, so while operations * from different sessions can interleave, operations within a single * session cannot. * * Client handles are a small extension to the PKCS #11 model, * intended to support multiple PKCS #11 using applications sharing a * single HSM. Technically, sessions are per-client, but in practice * there's no sane reason why we'd use the same session handle * concurrently in multiple clients. Mostly, the client abstraction * is to handle login and logout against the HSM's PIN. Clients add * nothing whatsoever to the security model (the HSM has no way of * knowing whether the host is lumping multiple applications into a * single "client"), the point of the exercise is just to make the * C_Login()/C_Logout() semantics work as expected in the presence of * multiple applications. * * NB: Unlike the other handles used in this protocol, session and * client handles are created by the client (host) side of the RPC * mechanism, not the server (HSM) side. */ typedef struct { uint32_t handle; } hal_client_handle_t; typedef struct { uint32_t handle; } hal_session_handle_t; typedef enum { HAL_USER_NONE, HAL_USER_NORMAL, HAL_USER_SO, HAL_USER_WHEEL } hal_user_t; extern hal_error_t hal_rpc_set_pin(const hal_client_handle_t client, const hal_user_t user, const char * const newpin, const size_t newpin_len); extern hal_error_t hal_rpc_login(const hal_client_handle_t client, const hal_user_t user, const char * const pin, const size_t pin_len); extern hal_error_t hal_rpc_logout(const hal_client_handle_t client); extern hal_error_t hal_rpc_logout_all(void); extern hal_error_t hal_rpc_is_logged_in(const hal_client_handle_t client, const hal_user_t user); /* * Get the version number of the remote RPC server. */ extern hal_error_t hal_rpc_get_version(uint32_t *version); /* * Get random bytes. */ extern hal_error_t hal_rpc_get_random(void *buffer, const size_t length); /* * Combined hash and HMAC functions: pass NULL key for plain hashing. */ typedef struct { uint32_t handle; } hal_hash_handle_t; extern const hal_hash_handle_t hal_hash_handle_none; extern hal_error_t hal_rpc_hash_get_digest_length(const hal_digest_algorithm_t alg, size_t *length); extern hal_error_t hal_rpc_hash_get_digest_algorithm_id(const hal_digest_algorithm_t alg, uint8_t *id, size_t *len, const size_t len_max); extern hal_error_t hal_rpc_hash_get_algorithm(const hal_hash_handle_t hash, hal_digest_algorithm_t *alg); /* * Once started, a hash or HMAC operation is bound to a particular * session, so we only need the client and session arguments to initialize. */ extern hal_error_t hal_rpc_hash_initialize(const hal_client_handle_t client, const hal_session_handle_t session, hal_hash_handle_t *hash, const hal_digest_algorithm_t alg, const uint8_t * const key, const size_t key_length); extern hal_error_t hal_rpc_hash_update(const hal_hash_handle_t hash, const uint8_t * data, const size_t length); extern hal_error_t hal_rpc_hash_finalize(const hal_hash_handle_t hash, uint8_t *digest, const size_t length); extern hal_error_t hal_rpc_client_init(void); extern hal_error_t hal_rpc_client_close(void); extern hal_error_t hal_rpc_server_init(void); extern hal_error_t hal_rpc_server_close(void); extern void hal_rpc_server_main(void); /* * Public key functions. * * The _sign() and _verify() methods accept a hash OR an input string; * either "hash" should be hal_hash_handle_none or input should be NULL, * but not both. * * Use of client and session handles here needs a bit more thought. * * Client handles are straightforward: basically, anything that * creates a new pkey handle should take a client handle, which should * suffice, as object handles never cross clients. * * Session handles are more interesting, as PKCS #11's versions of * session and object handles do in effect allow one session to hand * an object handle to another session. So any action which can do * significant work (ie, which is complicated enough that we can't * guarantee an immediate response) needs to take a session handle. * * There will probably be a few cases where a session handle isn't * strictly required but we ask for one anyway because the API turns * out to be easier to understand that way (eg, we probably want to * ask for a session handle anywhere we ask for a client handle, * whether we need the session handle or not, so that users of this * API don't have to remember which pkey-handle-creating calls require * a session handle and which ones don't...). */ #define HAL_RPC_PKEY_NAME_MAX 128 typedef struct { uint32_t handle; } hal_pkey_handle_t; typedef uint32_t hal_key_flags_t; #define HAL_KEY_FLAG_USAGE_DIGITALSIGNATURE (1 << 0) #define HAL_KEY_FLAG_USAGE_KEYENCIPHERMENT (1 << 1) #define HAL_KEY_FLAG_USAGE_DATAENCIPHERMENT (1 << 2) extern hal_error_t hal_rpc_pkey_load(const hal_client_handle_t client, const hal_session_handle_t session, hal_pkey_handle_t *pkey, const hal_key_type_t type, const hal_curve_name_t curve, const uint8_t * const name, const size_t name_len, const uint8_t * const der, const size_t der_len, const hal_key_flags_t flags); extern hal_error_t hal_rpc_pkey_find(const hal_client_handle_t client, const hal_session_handle_t session, hal_pkey_handle_t *pkey, const hal_key_type_t type, const uint8_t * const name, const size_t name_len); extern hal_error_t hal_rpc_pkey_generate_rsa(const hal_client_handle_t client, const hal_session_handle_t session, hal_pkey_handle_t *pkey, const uint8_t * const name, const size_t name_len, const unsigned key_length, const uint8_t * const public_exponent, const size_t public_exponent_len, const hal_key_flags_t flags); extern hal_error_t hal_rpc_pkey_generate_ec(const hal_client_handle_t client, const hal_session_handle_t session, hal_pkey_handle_t *pkey, const uint8_t * const name, const size_t name_len, const hal_curve_name_t curve, const hal_key_flags_t flags); extern hal_error_t hal_rpc_pkey_close(const hal_pkey_handle_t pkey); extern hal_error_t hal_rpc_pkey_delete(const hal_pkey_handle_t pkey); extern hal_error_t hal_rpc_pkey_get_key_type(const hal_pkey_handle_t pkey, hal_key_type_t *type); extern hal_error_t hal_rpc_pkey_get_key_flags(const hal_pkey_handle_t pkey, hal_key_flags_t *flags); extern size_t hal_rpc_pkey_get_public_key_len(const hal_pkey_handle_t pkey); extern hal_error_t hal_rpc_pkey_get_public_key(const hal_pkey_handle_t pkey, uint8_t *der, size_t *der_len, const size_t der_max); extern hal_error_t hal_rpc_pkey_sign(const hal_session_handle_t session, const hal_pkey_handle_t pkey, const hal_hash_handle_t hash, const uint8_t * const input, const size_t input_len, uint8_t * signature, size_t *signature_len, const size_t signature_max); extern hal_error_t hal_rpc_pkey_verify(const hal_session_handle_t session, const hal_pkey_handle_t pkey, const hal_hash_handle_t hash, const uint8_t * const input, const size_t input_len, const uint8_t * const signature, const size_t signature_len); typedef struct { hal_key_type_t type; hal_curve_name_t curve; hal_key_flags_t flags; char name[HAL_RPC_PKEY_NAME_MAX]; size_t name_len; /* ... */ } hal_pkey_info_t; extern hal_error_t hal_rpc_pkey_list(hal_pkey_info_t *result, unsigned *result_len, const unsigned result_max); #endif /* _HAL_H_ */ /* * Local variables: * indent-tabs-mode: nil * End: */ 98b5d1807542e0'>36cd363 
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