tisci_dkek.h

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/*
 *  Copyright (C) 2017-2022 Texas Instruments Incorporated
 *
 *  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 Texas Instruments Incorporated 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
 *  OWNER 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,
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 *  OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 */
#ifndef TISCI_DKEK_H_
#define TISCI_DKEK_H_
 
#ifdef __cplusplus
extern "C"
{
#endif
 
 
 
#define SA2UL_DKEK_KEY_LEN (32U)
 
#define KDF_LABEL_AND_CONTEXT_LEN_MAX       41U
 
struct tisci_msg_sa2ul_set_dkek_req {
    struct tisci_header    hdr;
    uint8_t            sa2ul_instance;
    uint8_t            kdf_label_len;
    uint8_t            kdf_context_len;
    uint8_t            kdf_label_and_context[KDF_LABEL_AND_CONTEXT_LEN_MAX];
} __attribute__((__packed__));
 
struct tisci_msg_sa2ul_set_dkek_resp {
    struct tisci_header hdr;
} __attribute__((__packed__));
 
struct tisci_msg_sa2ul_release_dkek_req {
    struct tisci_header    hdr;
    uint8_t            sa2ul_instance;
} __attribute__((__packed__));
 
struct tisci_msg_sa2ul_release_dkek_resp {
    struct tisci_header hdr;
} __attribute__((__packed__));
 
struct tisci_msg_sa2ul_get_dkek_req {
    struct tisci_header    hdr;
    uint8_t            sa2ul_instance;
    uint8_t            kdf_label_len;
    uint8_t            kdf_context_len;
    uint8_t            kdf_label_and_context[KDF_LABEL_AND_CONTEXT_LEN_MAX];
} __attribute__((__packed__));
 
struct tisci_msg_sa2ul_get_dkek_resp {
    struct tisci_header    hdr;
    uint8_t            dkek[SA2UL_DKEK_KEY_LEN];
} __attribute__((__packed__));
 
 
#ifdef __cplusplus
}
#endif
 
#endif