FreeBSD/Linux Kernel Cross Reference
sys/contrib/openzfs/include/sys/crypto/api.h

     /*
      * 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 https://opensource.org/licenses/CDDL-1.0.
     * 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 void *crypto_context_t;
    typedef void *crypto_ctx_template_t;
    
    /*
     * Returns the mechanism type corresponding to a mechanism name.
     */
    #define CRYPTO_MECH_INVALID     ((uint64_t)-1)
    extern crypto_mech_type_t crypto_mech2id(const char *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);
    extern void crypto_destroy_ctx_template(crypto_ctx_template_t tmpl);
    
    /*
     * 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);
    extern int crypto_mac_init(crypto_mechanism_t *mech, crypto_key_t *key,
        crypto_ctx_template_t tmpl, crypto_context_t *ctxp);
    extern int crypto_mac_update(crypto_context_t ctx, crypto_data_t *data);
    extern int crypto_mac_final(crypto_context_t ctx, crypto_data_t *data);
    
    /*
     * Single-part encryption/decryption 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);
    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);
    
    #ifdef  __cplusplus
    }
    #endif
    
    #endif  /* _SYS_CRYPTO_API_H */

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