ECJPAKECC26X2.h

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/*
 * Copyright (c) 2017-2023, Texas Instruments Incorporated
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 * *  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.
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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_ecjpake_ECJPAKECC26X2__include
#define ti_drivers_ecjpake_ECJPAKECC26X2__include

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

#include <ti/drivers/ECJPAKE.h>

#ifdef __cplusplus
extern "C" {
#endif

/* Exit the SWI and wait until an HWI call posts the SWI again */
#define ECJPAKECC26X2_STATUS_FSM_RUN_PKA_OP ECJPAKE_STATUS_RESERVED - 0
/* Execute the next FSM state immediately without waiting for the next HWI */
#define ECJPAKECC26X2_STATUS_FSM_RUN_FSM    ECJPAKE_STATUS_RESERVED - 1

typedef enum
{
    ECJPAKECC26X2_FSM_ERROR = 0,
    ECJPAKECC26X2_FSM_ROUND_ONE_GENERATE_MYPUBLICKEY1,
    ECJPAKECC26X2_FSM_ROUND_ONE_GENERATE_MYPUBLICKEY1_RESULT,
    ECJPAKECC26X2_FSM_ROUND_ONE_GENERATE_MYPUBLICKEY2,
    ECJPAKECC26X2_FSM_ROUND_ONE_GENERATE_MYPUBLICKEY2_RESULT,
    ECJPAKECC26X2_FSM_ROUND_ONE_GENERATE_MYPUBLICV1,
    ECJPAKECC26X2_FSM_ROUND_ONE_GENERATE_MYPUBLICV1_RESULT,
    ECJPAKECC26X2_FSM_ROUND_ONE_GENERATE_MYPUBLICV2,
    ECJPAKECC26X2_FSM_ROUND_ONE_GENERATE_MYPUBLICV2_RESULT,
    ECJPAKECC26X2_FSM_ROUND_ONE_GENERATE_RETURN,

    ECJPAKECC26X2_FSM_GENERATE_ZKP_PRIVATEKEY_X_HASH,
    ECJPAKECC26X2_FSM_GENERATE_ZKP_PRIVATEKEY_X_HASH_RESULT,
    ECJPAKECC26X2_FSM_GENERATE_ZKP_PRIVATEKEY_X_HASH_MOD_N,
    ECJPAKECC26X2_FSM_GENERATE_ZKP_PRIVATEKEY_X_HASH_MOD_N_RESULT,
    ECJPAKECC26X2_FSM_GENERATE_ZKP_ADD_V_TO_N,
    ECJPAKECC26X2_FSM_GENERATE_ZKP_ADD_V_TO_N_RESULT,
    ECJPAKECC26X2_FSM_GENERATE_ZKP_SUBTRACT_RESULTS,
    ECJPAKECC26X2_FSM_GENERATE_ZKP_SUBTRACT_RESULTS_RESULT,
    ECJPAKECC26X2_FSM_GENERATE_ZKP_SUBTRACT_RESULT_MOD_N,
    ECJPAKECC26X2_FSM_GENERATE_ZKP_SUBTRACT_RESULT_MOD_N_RESULT,
    ECJPAKECC26X2_FSM_ZKP_GENERATE_RETURN,

    ECJPAKECC26X2_FSM_VERIFY_ZKP_VALIDATE_PUBLIC_KEY,
    ECJPAKECC26X2_FSM_VERIFY_ZKP_HASH_MOD_N,
    ECJPAKECC26X2_FSM_VERIFY_ZKP_HASH_MOD_N_RESULT,
    ECJPAKECC26X2_FSM_VERIFY_ZKP_MULT_G_BY_R,
    ECJPAKECC26X2_FSM_VERIFY_ZKP_MULT_G_BY_R_RESULT,
    ECJPAKECC26X2_FSM_VERIFY_ZKP_MULT_X_BY_HASH,
    ECJPAKECC26X2_FSM_VERIFY_ZKP_MULT_X_BY_HASH_RESULT,
    ECJPAKECC26X2_FSM_VERIFY_ZKP_ADD_RESULTS,
    ECJPAKECC26X2_FSM_VERIFY_ZKP_ADD_RESULTS_RESULT,
    ECJPAKECC26X2_FSM_VERIFY_ZKP_COMPARE_AGAINST_V,

    ECJPAKECC26X2_FSM_ROUND_TWO_MULT_MYPRIVATEKEY2_BY_PRESHAREDSECRET,
    ECJPAKECC26X2_FSM_ROUND_TWO_MULT_MYPRIVATEKEY2_BY_PRESHAREDSECRET_RESULT,
    ECJPAKECC26X2_FSM_ROUND_TWO_MYCOMBINEDPRIVATEKEY_MOD_N,
    ECJPAKECC26X2_FSM_ROUND_TWO_MYCOMBINEDPRIVATEKEY_MOD_N_RESULT,
    ECJPAKECC26X2_FSM_ROUND_TWO_ADD_MYPUBLICKEY1_TO_THEIRPUBLICKEY1,
    ECJPAKECC26X2_FSM_ROUND_TWO_ADD_MYPUBLICKEY1_TO_THEIRPUBLICKEY1_RESULT,
    ECJPAKECC26X2_FSM_ROUND_TWO_ADD_THEIRPUBLICKEY2,
    ECJPAKECC26X2_FSM_ROUND_TWO_ADD_THEIRPUBLICKEY2_RESULT,
    ECJPAKECC26X2_FSM_ROUND_TWO_ADD_MYPUBLICKEY2,
    ECJPAKECC26X2_FSM_ROUND_TWO_ADD_MYPUBLICKEY2_RESULT,
    ECJPAKECC26X2_FSM_ROUND_TWO_MULT_MYCOMBINEDPRIVATEKEY_BY_MYNEWGENERATOR,
    ECJPAKECC26X2_FSM_ROUND_TWO_MULT_MYCOMBINEDPRIVATEKEY_BY_MYNEWGENERATOR_RESULT,
    ECJPAKECC26X2_FSM_ROUND_TWO_GENERATE_MYPUBLICV,
    ECJPAKECC26X2_FSM_ROUND_TWO_GENERATE_MYPUBLICV_RESULT,
    ECJPAKECC26X2_FSM_ROUND_TWO_GENERATE_RETURN,

    ECJPAKECC26X2_FSM_GENERATE_SHARED_SECRET_MULT_THEIRPUBLICKEY2_BY_MYCOMBINEDPRIVATEKEY,
    ECJPAKECC26X2_FSM_GENERATE_SHARED_SECRET_MULT_THEIRPUBLICKEY2_BY_MYCOMBINEDPRIVATEKEY_RESULT,
    ECJPAKECC26X2_FSM_GENERATE_SHARED_SECRET_SUB_YCOORDINATE_FROM_PRIME,
    ECJPAKECC26X2_FSM_GENERATE_SHARED_SECRET_SUB_YCOORDINATE_FROM_PRIME_RESULT,
    ECJPAKECC26X2_FSM_GENERATE_SHARED_SECRET_ADD_THEIRCOMBINEDPUBLICKEY,
    ECJPAKECC26X2_FSM_GENERATE_SHARED_SECRET_ADD_THEIRCOMBINEDPUBLICKEY_RESULT,
    ECJPAKECC26X2_FSM_GENERATE_SHARED_SECRET_MULT_BY_MYPRIVATEKEY2,
    ECJPAKECC26X2_FSM_GENERATE_SHARED_SECRET_MULT_BY_MYPRIVATEKEY2_RESULT,
    ECJPAKECC26X2_FSM_GENERATE_SHARED_SECRET_RETURN,

} ECJPAKECC26X2_FsmState;

typedef struct
{
    uint8_t intPriority;
} ECJPAKECC26X2_HWAttrs;

typedef struct
{
    bool isOpen;
    bool operationInProgress;
    bool operationCanceled;
    int_fast16_t operationStatus;
    ECJPAKE_CallbackFxn callbackFxn;
    ECJPAKE_ReturnBehavior returnBehavior;
    ECJPAKECC26X2_FsmState fsmState;
    ECJPAKE_Operation operation;
    ECJPAKE_OperationType operationType;
    uint32_t semaphoreTimeout;
    uint32_t resultAddress;
} ECJPAKECC26X2_Object;

#ifdef __cplusplus
}
#endif

#endif /* ti_drivers_ecjpake_ECJPAKECC26X2__include */