diff options
Diffstat (limited to 'sys/contrib/openzfs/include/sys/crypto/api.h')
| -rw-r--r-- | sys/contrib/openzfs/include/sys/crypto/api.h | 425 |
1 files changed, 425 insertions, 0 deletions
diff --git a/sys/contrib/openzfs/include/sys/crypto/api.h b/sys/contrib/openzfs/include/sys/crypto/api.h new file mode 100644 index 000000000000..7c3c465513de --- /dev/null +++ b/sys/contrib/openzfs/include/sys/crypto/api.h @@ -0,0 +1,425 @@ +/* + * CDDL HEADER START + * + * The contents of this file are subject to the terms of the + * Common Development and Distribution License (the "License"). + * You may not use this file except in compliance with the License. + * + * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE + * or http://www.opensolaris.org/os/licensing. + * See the License for the specific language governing permissions + * and limitations under the License. + * + * When distributing Covered Code, include this CDDL HEADER in each + * file and include the License file at usr/src/OPENSOLARIS.LICENSE. + * If applicable, add the following below this CDDL HEADER, with the + * fields enclosed by brackets "[]" replaced with your own identifying + * information: Portions Copyright [yyyy] [name of copyright owner] + * + * CDDL HEADER END + */ +/* + * Copyright 2008 Sun Microsystems, Inc. All rights reserved. + * Use is subject to license terms. + */ + +#ifndef _SYS_CRYPTO_API_H +#define _SYS_CRYPTO_API_H + +#ifdef __cplusplus +extern "C" { +#endif + +#include <sys/zfs_context.h> +#include <sys/crypto/common.h> + +typedef long crypto_req_id_t; +typedef void *crypto_bc_t; +typedef void *crypto_context_t; +typedef void *crypto_ctx_template_t; + +typedef uint32_t crypto_call_flag_t; + +/* crypto_call_flag's values */ +#define CRYPTO_ALWAYS_QUEUE 0x00000001 /* ALWAYS queue the req. */ +#define CRYPTO_NOTIFY_OPDONE 0x00000002 /* Notify intermediate steps */ +#define CRYPTO_SKIP_REQID 0x00000004 /* Skip request ID generation */ +#define CRYPTO_RESTRICTED 0x00000008 /* cannot use restricted prov */ + +typedef struct { + crypto_call_flag_t cr_flag; + void (*cr_callback_func)(void *, int); + void *cr_callback_arg; + crypto_req_id_t cr_reqid; +} crypto_call_req_t; + +/* + * Returns the mechanism type corresponding to a mechanism name. + */ + +#define CRYPTO_MECH_INVALID ((uint64_t)-1) +extern crypto_mech_type_t crypto_mech2id(crypto_mech_name_t name); + +/* + * Create and destroy context templates. + */ +extern int crypto_create_ctx_template(crypto_mechanism_t *mech, + crypto_key_t *key, crypto_ctx_template_t *tmpl, int kmflag); +extern void crypto_destroy_ctx_template(crypto_ctx_template_t tmpl); + +/* + * Single and multi-part digest operations. + */ +extern int crypto_digest(crypto_mechanism_t *mech, crypto_data_t *data, + crypto_data_t *digest, crypto_call_req_t *cr); +extern int crypto_digest_prov(crypto_provider_t, crypto_session_id_t, + crypto_mechanism_t *, crypto_data_t *, crypto_data_t *, + crypto_call_req_t *); +extern int crypto_digest_init(crypto_mechanism_t *mech, crypto_context_t *ctxp, + crypto_call_req_t *cr); +extern int crypto_digest_init_prov(crypto_provider_t, crypto_session_id_t, + crypto_mechanism_t *, crypto_context_t *, crypto_call_req_t *); +extern int crypto_digest_update(crypto_context_t ctx, crypto_data_t *data, + crypto_call_req_t *cr); +extern int crypto_digest_final(crypto_context_t ctx, crypto_data_t *digest, + crypto_call_req_t *cr); + +/* + * Single and multi-part MAC operations. + */ +extern int crypto_mac(crypto_mechanism_t *mech, crypto_data_t *data, + crypto_key_t *key, crypto_ctx_template_t tmpl, crypto_data_t *mac, + crypto_call_req_t *cr); +extern int crypto_mac_prov(crypto_provider_t, crypto_session_id_t, + crypto_mechanism_t *, crypto_data_t *, crypto_key_t *, + crypto_ctx_template_t, crypto_data_t *, crypto_call_req_t *); +extern int crypto_mac_verify(crypto_mechanism_t *mech, crypto_data_t *data, + crypto_key_t *key, crypto_ctx_template_t tmpl, crypto_data_t *mac, + crypto_call_req_t *cr); +extern int crypto_mac_verify_prov(crypto_provider_t, crypto_session_id_t, + crypto_mechanism_t *, crypto_data_t *, crypto_key_t *, + crypto_ctx_template_t, crypto_data_t *, crypto_call_req_t *); +extern int crypto_mac_init(crypto_mechanism_t *mech, crypto_key_t *key, + crypto_ctx_template_t tmpl, crypto_context_t *ctxp, crypto_call_req_t *cr); +extern int crypto_mac_init_prov(crypto_provider_t, crypto_session_id_t, + crypto_mechanism_t *, crypto_key_t *, crypto_ctx_template_t, + crypto_context_t *, crypto_call_req_t *); +extern int crypto_mac_update(crypto_context_t ctx, crypto_data_t *data, + crypto_call_req_t *cr); +extern int crypto_mac_final(crypto_context_t ctx, crypto_data_t *data, + crypto_call_req_t *cr); + +/* + * Single and multi-part sign with private key operations. + */ +extern int crypto_sign(crypto_mechanism_t *mech, crypto_key_t *key, + crypto_data_t *data, crypto_ctx_template_t tmpl, + crypto_data_t *signature, crypto_call_req_t *cr); +extern int crypto_sign_prov(crypto_provider_t, crypto_session_id_t, + crypto_mechanism_t *, crypto_key_t *, crypto_data_t *, + crypto_ctx_template_t, crypto_data_t *, crypto_call_req_t *); +extern int crypto_sign_init(crypto_mechanism_t *mech, crypto_key_t *key, + crypto_ctx_template_t tmpl, crypto_context_t *ctxp, crypto_call_req_t *cr); +extern int crypto_sign_init_prov(crypto_provider_t, crypto_session_id_t, + crypto_mechanism_t *, crypto_key_t *, crypto_ctx_template_t, + crypto_context_t *, crypto_call_req_t *); +extern int crypto_sign_update(crypto_context_t ctx, crypto_data_t *data, + crypto_call_req_t *cr); +extern int crypto_sign_final(crypto_context_t ctx, crypto_data_t *signature, + crypto_call_req_t *cr); +extern int crypto_sign_recover_init_prov(crypto_provider_t, + crypto_session_id_t, crypto_mechanism_t *, crypto_key_t *, + crypto_ctx_template_t tmpl, crypto_context_t *, crypto_call_req_t *); +extern int crypto_sign_recover(crypto_mechanism_t *mech, crypto_key_t *key, + crypto_data_t *data, crypto_ctx_template_t tmpl, crypto_data_t *signature, + crypto_call_req_t *cr); +extern int crypto_sign_recover_prov(crypto_provider_t, crypto_session_id_t, + crypto_mechanism_t *, crypto_key_t *, crypto_data_t *, + crypto_ctx_template_t, crypto_data_t *, crypto_call_req_t *); + +/* + * Single and multi-part verify with public key operations. + */ +extern int crypto_verify(crypto_mechanism_t *mech, crypto_key_t *key, + crypto_data_t *data, crypto_ctx_template_t tmpl, crypto_data_t *signature, + crypto_call_req_t *cr); +extern int crypto_verify_prov(crypto_provider_t, crypto_session_id_t, + crypto_mechanism_t *, crypto_key_t *, crypto_data_t *, + crypto_ctx_template_t, crypto_data_t *, crypto_call_req_t *); +extern int crypto_verify_init(crypto_mechanism_t *mech, crypto_key_t *key, + crypto_ctx_template_t tmpl, crypto_context_t *ctxp, crypto_call_req_t *cr); +extern int crypto_verify_init_prov(crypto_provider_t, crypto_session_id_t, + crypto_mechanism_t *, crypto_key_t *, crypto_ctx_template_t, + crypto_context_t *, crypto_call_req_t *); +extern int crypto_verify_update(crypto_context_t ctx, crypto_data_t *data, + crypto_call_req_t *cr); +extern int crypto_verify_final(crypto_context_t ctx, crypto_data_t *signature, + crypto_call_req_t *cr); +extern int crypto_verify_recover_init_prov(crypto_provider_t, + crypto_session_id_t, crypto_mechanism_t *, crypto_key_t *, + crypto_ctx_template_t tmpl, crypto_context_t *, crypto_call_req_t *); +extern int crypto_verify_recover(crypto_mechanism_t *mech, crypto_key_t *key, + crypto_data_t *signature, crypto_ctx_template_t tmpl, crypto_data_t *data, + crypto_call_req_t *cr); +extern int crypto_verify_recover_prov(crypto_provider_t, crypto_session_id_t, + crypto_mechanism_t *, crypto_key_t *, crypto_data_t *, + crypto_ctx_template_t, crypto_data_t *, crypto_call_req_t *); + +/* + * Single and multi-part encryption operations. + */ +extern int crypto_encrypt(crypto_mechanism_t *mech, crypto_data_t *plaintext, + crypto_key_t *key, crypto_ctx_template_t tmpl, crypto_data_t *ciphertext, + crypto_call_req_t *cr); +extern int crypto_encrypt_prov(crypto_provider_t, crypto_session_id_t, + crypto_mechanism_t *, crypto_data_t *, crypto_key_t *, + crypto_ctx_template_t, crypto_data_t *, crypto_call_req_t *); +extern int crypto_encrypt_init(crypto_mechanism_t *mech, crypto_key_t *key, + crypto_ctx_template_t tmpl, crypto_context_t *ctxp, crypto_call_req_t *cr); +extern int crypto_encrypt_init_prov(crypto_provider_t, crypto_session_id_t, + crypto_mechanism_t *, crypto_key_t *, crypto_ctx_template_t, + crypto_context_t *, crypto_call_req_t *); +extern int crypto_encrypt_update(crypto_context_t ctx, + crypto_data_t *plaintext, crypto_data_t *ciphertext, + crypto_call_req_t *cr); +extern int crypto_encrypt_final(crypto_context_t ctx, + crypto_data_t *ciphertext, crypto_call_req_t *cr); + +/* + * Single and multi-part decryption operations. + */ +extern int crypto_decrypt(crypto_mechanism_t *mech, crypto_data_t *ciphertext, + crypto_key_t *key, crypto_ctx_template_t tmpl, crypto_data_t *plaintext, + crypto_call_req_t *cr); +extern int crypto_decrypt_prov(crypto_provider_t, crypto_session_id_t, + crypto_mechanism_t *, crypto_data_t *, crypto_key_t *, + crypto_ctx_template_t, crypto_data_t *, crypto_call_req_t *); +extern int crypto_decrypt_init(crypto_mechanism_t *mech, crypto_key_t *key, + crypto_ctx_template_t tmpl, crypto_context_t *ctxp, + crypto_call_req_t *cr); +extern int crypto_decrypt_init_prov(crypto_provider_t, crypto_session_id_t, + crypto_mechanism_t *, crypto_key_t *, crypto_ctx_template_t, + crypto_context_t *, crypto_call_req_t *); +extern int crypto_decrypt_update(crypto_context_t ctx, + crypto_data_t *ciphertext, crypto_data_t *plaintext, + crypto_call_req_t *cr); +extern int crypto_decrypt_final(crypto_context_t ctx, crypto_data_t *plaintext, + crypto_call_req_t *cr); + +/* + * Single and multi-part encrypt/MAC dual operations. + */ +extern int crypto_encrypt_mac(crypto_mechanism_t *encr_mech, + crypto_mechanism_t *mac_mech, crypto_data_t *pt, + crypto_key_t *encr_key, crypto_key_t *mac_key, + crypto_ctx_template_t encr_tmpl, crypto_ctx_template_t mac_tmpl, + crypto_dual_data_t *ct, crypto_data_t *mac, crypto_call_req_t *cr); +extern int crypto_encrypt_mac_prov(crypto_provider_t, crypto_session_id_t, + crypto_mechanism_t *, crypto_mechanism_t *, crypto_data_t *, + crypto_key_t *, crypto_key_t *, crypto_ctx_template_t, + crypto_ctx_template_t, crypto_dual_data_t *, crypto_data_t *, + crypto_call_req_t *); +extern int crypto_encrypt_mac_init(crypto_mechanism_t *encr_mech, + crypto_mechanism_t *mac_mech, crypto_key_t *encr_key, + crypto_key_t *mac_key, crypto_ctx_template_t encr_tmpl, + crypto_ctx_template_t mac_tmpl, crypto_context_t *ctxp, + crypto_call_req_t *cr); +extern int crypto_encrypt_mac_init_prov(crypto_provider_t, crypto_session_id_t, + crypto_mechanism_t *, crypto_mechanism_t *, crypto_key_t *, crypto_key_t *, + crypto_ctx_template_t, crypto_ctx_template_t, crypto_context_t *, + crypto_call_req_t *); +extern int crypto_encrypt_mac_update(crypto_context_t ctx, + crypto_data_t *pt, crypto_dual_data_t *ct, crypto_call_req_t *cr); +extern int crypto_encrypt_mac_final(crypto_context_t ctx, + crypto_dual_data_t *ct, crypto_data_t *mac, crypto_call_req_t *cr); + +/* + * Single and multi-part MAC/decrypt dual operations. + */ +extern int crypto_mac_decrypt(crypto_mechanism_t *mac_mech, + crypto_mechanism_t *decr_mech, crypto_dual_data_t *ct, + crypto_key_t *mac_key, crypto_key_t *decr_key, + crypto_ctx_template_t mac_tmpl, crypto_ctx_template_t decr_tmpl, + crypto_data_t *mac, crypto_data_t *pt, crypto_call_req_t *cr); +extern int crypto_mac_decrypt_prov(crypto_provider_t, crypto_session_id_t, + crypto_mechanism_t *mac_mech, crypto_mechanism_t *decr_mech, + crypto_dual_data_t *ct, crypto_key_t *mac_key, crypto_key_t *decr_key, + crypto_ctx_template_t mac_tmpl, crypto_ctx_template_t decr_tmpl, + crypto_data_t *mac, crypto_data_t *pt, crypto_call_req_t *cr); +extern int crypto_mac_verify_decrypt(crypto_mechanism_t *mac_mech, + crypto_mechanism_t *decr_mech, crypto_dual_data_t *ct, + crypto_key_t *mac_key, crypto_key_t *decr_key, + crypto_ctx_template_t mac_tmpl, crypto_ctx_template_t decr_tmpl, + crypto_data_t *mac, crypto_data_t *pt, crypto_call_req_t *cr); +extern int crypto_mac_verify_decrypt_prov(crypto_provider_t, + crypto_session_id_t, crypto_mechanism_t *mac_mech, + crypto_mechanism_t *decr_mech, crypto_dual_data_t *ct, + crypto_key_t *mac_key, crypto_key_t *decr_key, + crypto_ctx_template_t mac_tmpl, crypto_ctx_template_t decr_tmpl, + crypto_data_t *mac, crypto_data_t *pt, crypto_call_req_t *cr); +extern int crypto_mac_decrypt_init(crypto_mechanism_t *mac_mech, + crypto_mechanism_t *decr_mech, crypto_key_t *mac_key, + crypto_key_t *decr_key, crypto_ctx_template_t mac_tmpl, + crypto_ctx_template_t decr_tmpl, crypto_context_t *ctxp, + crypto_call_req_t *cr); +extern int crypto_mac_decrypt_init_prov(crypto_provider_t, + crypto_session_id_t, crypto_mechanism_t *mac_mech, + crypto_mechanism_t *decr_mech, crypto_key_t *mac_key, + crypto_key_t *decr_key, crypto_ctx_template_t mac_tmpl, + crypto_ctx_template_t decr_tmpl, crypto_context_t *ctxp, + crypto_call_req_t *cr); +extern int crypto_mac_decrypt_update(crypto_context_t ctx, + crypto_dual_data_t *ct, crypto_data_t *pt, crypto_call_req_t *cr); +extern int crypto_mac_decrypt_final(crypto_context_t ctx, crypto_data_t *mac, + crypto_data_t *pt, crypto_call_req_t *cr); + +/* Session Management */ +extern int crypto_session_open(crypto_provider_t, crypto_session_id_t *, + crypto_call_req_t *); +extern int crypto_session_close(crypto_provider_t, crypto_session_id_t, + crypto_call_req_t *); +extern int crypto_session_login(crypto_provider_t, crypto_session_id_t, + crypto_user_type_t, char *, size_t, crypto_call_req_t *); +extern int crypto_session_logout(crypto_provider_t, crypto_session_id_t, + crypto_call_req_t *); + +/* Object Management */ +extern int crypto_object_copy(crypto_provider_t, crypto_session_id_t, + crypto_object_id_t, crypto_object_attribute_t *, uint_t, + crypto_object_id_t *, crypto_call_req_t *); +extern int crypto_object_create(crypto_provider_t, crypto_session_id_t, + crypto_object_attribute_t *, uint_t, crypto_object_id_t *, + crypto_call_req_t *); +extern int crypto_object_destroy(crypto_provider_t, crypto_session_id_t, + crypto_object_id_t, crypto_call_req_t *); +extern int crypto_object_get_attribute_value(crypto_provider_t, + crypto_session_id_t, crypto_object_id_t, crypto_object_attribute_t *, + uint_t, crypto_call_req_t *); +extern int crypto_object_get_size(crypto_provider_t, crypto_session_id_t, + crypto_object_id_t, size_t *, crypto_call_req_t *); +extern int crypto_object_find_final(crypto_provider_t, void *, + crypto_call_req_t *); +extern int crypto_object_find_init(crypto_provider_t, crypto_session_id_t, + crypto_object_attribute_t *, uint_t, void **, crypto_call_req_t *); +extern int crypto_object_find(crypto_provider_t, void *, crypto_object_id_t *, + uint_t *, uint_t, crypto_call_req_t *); +extern int crypto_object_set_attribute_value(crypto_provider_t, + crypto_session_id_t, crypto_object_id_t, crypto_object_attribute_t *, + uint_t, crypto_call_req_t *); + +/* Key Management */ +extern int crypto_key_derive(crypto_provider_t, crypto_session_id_t, + crypto_mechanism_t *, crypto_key_t *, crypto_object_attribute_t *, + uint_t, crypto_object_id_t *, crypto_call_req_t *); +extern int crypto_key_generate(crypto_provider_t, crypto_session_id_t, + crypto_mechanism_t *, crypto_object_attribute_t *, uint_t, + crypto_object_id_t *, crypto_call_req_t *); +extern int crypto_key_generate_pair(crypto_provider_t, crypto_session_id_t, + crypto_mechanism_t *, crypto_object_attribute_t *, uint_t, + crypto_object_attribute_t *, uint_t, crypto_object_id_t *, + crypto_object_id_t *, crypto_call_req_t *); +extern int crypto_key_unwrap(crypto_provider_t, crypto_session_id_t, + crypto_mechanism_t *, crypto_key_t *, uchar_t *, size_t *, + crypto_object_attribute_t *, uint_t, crypto_object_id_t *, + crypto_call_req_t *); +extern int crypto_key_wrap(crypto_provider_t, crypto_session_id_t, + crypto_mechanism_t *, crypto_key_t *, crypto_object_id_t *, uchar_t *, + size_t *, crypto_call_req_t *); +extern int crypto_key_check_prov(crypto_provider_t, crypto_mechanism_t *mech, + crypto_key_t *key); +extern int crypto_key_check(crypto_mechanism_t *mech, crypto_key_t *key); + + +/* + * Routines to cancel a single asynchronous request or all asynchronous + * requests associated with a particular context. + */ +extern void crypto_cancel_req(crypto_req_id_t req); +extern void crypto_cancel_ctx(crypto_context_t ctx); + +/* + * crypto_get_mech_list(9F) allocates and returns the list of currently + * supported cryptographic mechanisms. + */ +extern crypto_mech_name_t *crypto_get_mech_list(uint_t *count, int kmflag); +extern void crypto_free_mech_list(crypto_mech_name_t *mech_names, + uint_t count); + +extern crypto_provider_t crypto_get_provider(char *, char *, char *); +extern int crypto_get_provinfo(crypto_provider_t, crypto_provider_ext_info_t *); +extern void crypto_release_provider(crypto_provider_t); + +/* + * A kernel consumer can request to be notified when some particular event + * occurs. The valid events, callback function type, and functions to + * be called to register or unregister for notification are defined below. + */ + +#define CRYPTO_EVENT_MECHS_CHANGED 0x00000001 +#define CRYPTO_EVENT_PROVIDER_REGISTERED 0x00000002 +#define CRYPTO_EVENT_PROVIDER_UNREGISTERED 0x00000004 + +typedef enum { + CRYPTO_MECH_ADDED = 1, + CRYPTO_MECH_REMOVED +} crypto_event_change_t; + +/* The event_arg argument structure for CRYPTO_EVENT_PROVIDERS_CHANGE event */ +typedef struct crypto_notify_event_change { + crypto_mech_name_t ec_mech_name; + crypto_provider_type_t ec_provider_type; + crypto_event_change_t ec_change; +} crypto_notify_event_change_t; + +typedef void *crypto_notify_handle_t; +typedef void (*crypto_notify_callback_t)(uint32_t event_mask, void *event_arg); + +extern crypto_notify_handle_t crypto_notify_events( + crypto_notify_callback_t nf, uint32_t event_mask); +extern void crypto_unnotify_events(crypto_notify_handle_t); + +/* + * crypto_bufcall(9F) group of routines. + */ +extern crypto_bc_t crypto_bufcall_alloc(void); +extern int crypto_bufcall_free(crypto_bc_t bc); +extern int crypto_bufcall(crypto_bc_t bc, void (*func)(void *arg), void *arg); +extern int crypto_unbufcall(crypto_bc_t bc); + +/* + * To obtain the list of key size ranges supported by a mechanism. + */ + +#define CRYPTO_MECH_USAGE_ENCRYPT 0x00000001 +#define CRYPTO_MECH_USAGE_DECRYPT 0x00000002 +#define CRYPTO_MECH_USAGE_MAC 0x00000004 + +typedef uint32_t crypto_mech_usage_t; + +typedef struct crypto_mechanism_info { + size_t mi_min_key_size; + size_t mi_max_key_size; + crypto_keysize_unit_t mi_keysize_unit; /* for mi_xxx_key_size */ + crypto_mech_usage_t mi_usage; +} crypto_mechanism_info_t; + +#ifdef _SYSCALL32 + +typedef struct crypto_mechanism_info32 { + size32_t mi_min_key_size; + size32_t mi_max_key_size; + crypto_keysize_unit_t mi_keysize_unit; /* for mi_xxx_key_size */ + crypto_mech_usage_t mi_usage; +} crypto_mechanism_info32_t; + +#endif /* _SYSCALL32 */ + +extern int crypto_get_all_mech_info(crypto_mech_type_t, + crypto_mechanism_info_t **, uint_t *, int); +extern void crypto_free_all_mech_info(crypto_mechanism_info_t *, uint_t); + +#ifdef __cplusplus +} +#endif + +#endif /* _SYS_CRYPTO_API_H */ |