AESGCMLPF3HSM.h

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/*
 * Copyright (c) 2023-2024, Texas Instruments Incorporated
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 *    notice, this list of conditions and the following disclaimer.
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 * *  Redistributions in binary form must reproduce the above copyright
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 *    from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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#ifndef ti_drivers_aesgcm_AESGCMLPF3HSM__include
#define ti_drivers_aesgcm_AESGCMLPF3HSM__include

#include <stdbool.h>
#include <stddef.h>
#include <stdint.h>

#include <ti/drivers/AESGCM.h>
#include <ti/drivers/cryptoutils/aes/AESCommonLPF3.h>

#include <ti/devices/DeviceFamily.h>
#include DeviceFamily_constructPath(driverlib/aes.h)

#ifdef __cplusplus
extern "C" {
#endif

typedef AESCommonLPF3_HWAttrs AESGCMLPF3HSM_HWAttrs;

typedef struct
{
    /* Common member first to allow struct to be cast to the common type */
    AESCommonLPF3_Object common;
    const uint8_t *aad;
    const uint8_t *input;
    uint8_t *output;
    const uint8_t *iv;
    uint8_t *mac;
    uint32_t counter[AES_BLOCK_SIZE_WORDS];
    uint32_t intermediateTag[AES_BLOCK_SIZE_WORDS];
    uint32_t hashKey[AES_BLOCK_SIZE_WORDS];
    uint32_t tagOTP[AES_BLOCK_SIZE_WORDS];
    AESGCM_CallbackFxn callbackFxn;
    AESGCM_OperationUnion *operation;
    size_t inputLength;
    size_t aadLength;
    size_t totalAADLength;
    size_t totalDataLength;
    volatile size_t totalDataLengthRemaining;
    volatile size_t totalAADLengthRemaining;
    AESGCM_OperationType operationType;
    uint8_t macLength;
    uint8_t ivLength;
    int_fast16_t hsmStatus;
    uint32_t tempAssetID;
    /* To indicate whether a segmented operation is in progress
     */
    bool segmentedOperationInProgress;
} AESGCMLPF3HSM_Object;

int_fast16_t AESGCMLPF3HSM_setMac(AESGCM_Handle handle, const uint8_t *mac, size_t macLength);

#ifdef __cplusplus
}
#endif

#endif /* ti_drivers_aesgcm_AESGCMLPF3HSM__include */