PAKE Driver interface proposal

[oberon-sk]

Description

Use same PAKE driver interface functions as high level PSA Certified Crypto API.

Advantages

The psa_crypto_driver_pake_get_* callbacks are no longer required.

Corresponding PAKE Driver Wrapper interface

psa_status_t psa_driver_wrapper_pake_setup(
    psa_pake_operation_t *operation,
    const psa_key_attributes_t *attributes,
    const uint8_t *password, size_t password_length,
    const psa_pake_cipher_suite_t *cipher_suite);

psa_status_t psa_driver_wrapper_pake_set_role(
    psa_pake_operation_t *operation,
    psa_pake_role_t role);

psa_status_t psa_driver_wrapper_pake_set_user(
    psa_pake_operation_t *operation,
    const uint8_t *user_id, size_t user_id_length);

psa_status_t psa_driver_wrapper_pake_set_peer(
    psa_pake_operation_t *operation,
    const uint8_t *peer_id, size_t peer_id_length);

psa_status_t psa_driver_wrapper_pake_set_context(
    psa_pake_operation_t *operation,
    const uint8_t *context, size_t context_length);

psa_status_t psa_driver_wrapper_pake_output(
    psa_pake_operation_t *operation,
    psa_pake_step_t step,
    uint8_t *output,
    size_t output_size,
    size_t *output_length);

psa_status_t psa_driver_wrapper_pake_input(
    psa_pake_operation_t *operation,
    psa_pake_step_t step,
    const uint8_t *input,
    size_t input_length);

psa_status_t psa_driver_wrapper_pake_get_shared_key(
    psa_pake_operation_t *operation,
    const psa_key_attributes_t *attributes,
    uint8_t *key_buffer, size_t key_buffer_size, size_t *key_buffer_length);

psa_status_t psa_driver_wrapper_pake_abort(
    psa_pake_operation_t *operation);