virgil_pythia_c.h

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#ifndef VIRGIL_PYTHIA_C_H
#define VIRGIL_PYTHIA_C_H

#include "pythia_buf.h"
#include "pythia_buf_sizes.h"

#ifdef __cplusplus
extern "C" {
#endif

int virgil_pythia_blind(const pythia_buf_t* password, pythia_buf_t* blinded_password, pythia_buf_t* blinding_secret);


int virgil_pythia_deblind(
        const pythia_buf_t* transformed_password, const pythia_buf_t* blinding_secret,
        pythia_buf_t* deblinded_password);

int virgil_pythia_compute_transformation_key_pair(const pythia_buf_t* transformation_key_id,
                                                  const pythia_buf_t* pythia_secret,
                                                  const pythia_buf_t* pythia_scope_secret,
                                                  pythia_buf_t* transformation_private_key,
                                                  pythia_buf_t* transformation_public_key);

int virgil_pythia_transform(
        const pythia_buf_t* blinded_password, const pythia_buf_t* tweak,
        const pythia_buf_t* transformation_private_key,
        pythia_buf_t* transformed_password, pythia_buf_t* transformed_tweak);


int virgil_pythia_prove(
        const pythia_buf_t* transformed_password, const pythia_buf_t* blinded_password,
        const pythia_buf_t* transformed_tweak, const pythia_buf_t* transformation_private_key,
        const pythia_buf_t* transformation_public_key, pythia_buf_t* proof_value_c, pythia_buf_t* proof_value_u);


int virgil_pythia_verify(
        const pythia_buf_t* transformed_password, const pythia_buf_t* blinded_password, const pythia_buf_t* tweak,
        const pythia_buf_t* transformation_public_key, const pythia_buf_t* proof_value_c,
        const pythia_buf_t* proof_value_u, int* verified);


int virgil_pythia_get_password_update_token(
        const pythia_buf_t* previous_transformation_private_key, const pythia_buf_t* new_transformation_private_key,
        pythia_buf_t* password_update_token);


int virgil_pythia_update_deblinded_with_token(
        const pythia_buf_t* deblinded_password, const pythia_buf_t* password_update_token,
        pythia_buf_t* updated_deblinded_password);

#ifdef __cplusplus
}
#endif

#endif // VIRGIL_PYTHIA_C_H