#ifndef FACILITIES_EVM_H
#define FACILITIES_EVM_H

#include <it2s-asn/etsi-its-v1/evcsnm/EI1_EvcsnPdu.h>
#include <it2s-asn/etsi-its-v1/evrsrm/EI1_EV-RSR.h>
#include <it2s-tender/epv.h>
#include <pthread.h>
#include <stdbool.h>
#include <stdint.h>
#include <stdlib.h>

#include <it2s-asn/etsi-its-sdu/itss-networking/EIS_NetworkingIndication.h>

enum EVM_CHECK_R {
    EVM_OK,
    EVM_INVALID,
    EVM_BAD_PERMISSIONS
};

/*
 * @brief Analyzes a received EVCSNM
 *
 * @return A EVM check code
 */
enum EVM_CHECK_R check_evcsnm(EIS_BTPPacketIndication_t *bpi, EI1_EvcsnPdu_t *evcsnm, uint8_t *ssp, uint32_t ssp_len);

/*
 * @brief Analyzes a received EVRSRM
 *
 * @return A EVM check code
 */
enum EVM_CHECK_R check_evrsrm(EIS_BTPPacketIndication_t *bpi, EI1_EV_RSR_t *evrsrm, uint8_t *ssp, uint32_t ssp_len);

/*
 * @brief Main CA service
 *
 * @return NULL
 */
void *evcsn_service();

/**
 * @brief Creates a EVCSNM response and sends it
 * @param evcsnm_request The EVCSNM request
 *
 * @return 0 on success, 1 otherwise
 */
int evrsrm_recv(EI1_EV_RSR_t *evrsr_request);

/**
 * @brief Creates a pre reservation response.
 * @param evrsrm_oer The encoded pre reservation response
 * @param evrsrm_len The length of the encoded pre reservation response
 *
 * @return The reservation response
 */

static int evrsrm_pre_reservation_response(uint8_t *evrsrm_oer, uint32_t *evrsrm_len);

/**
 * @brief Creates a reservation response.
 * @param evrsrm_oer The encoded reservation response
 * @param evrsrm_len The length of the encoded reservation response
 *
 * @return The reservation response
 */

static int evrsrm_reservation_response(EI1_EV_RSR_t *evrsrm_request, uint8_t *evrsrm_oer, uint32_t *evrsrm_len);

/**
 * @brief Creates a reservation cancellation response.
 * @param evrsrm_oer The encoded reservation response
 * @param evrsrm_len The length of the encoded reservation response
 *
 * @return The reservation response
 */

static int evrsrm_cancellation_response(EI1_EV_RSR_t *evrsrm_request, uint8_t *evrsrm_oer, uint32_t *evrsrm_len);

/**
 * @brief Creates a reservation update response.
 * @param evrsrm_oer The encoded reservation response
 * @param evrsrm_len The length of the encoded reservation response
 *
 * @return The reservation response
 */

static int evrsrm_update_response(EI1_EV_RSR_t *evrsrm_request, uint8_t *evrsrm_oer, uint32_t *evrsrm_len);


/**
 * Analyses a evcsnm
 * @param evcsnm The evcsnm to be analyzed
 * @return 0 on success, other value otherwise
 */

int evcsnm_check(EI1_EvcsnPdu_t *evcsnm);

/**
 * Analyses a evrsrm
 * @param evrsrm The evrsrm to be analyzed
 * @return 0 on success, other value otherwise
 */
int evrsrm_check(EI1_EV_RSR_t *evrsrm);

typedef struct evm_args {
    bool activate;
} evm_args_t;

#endif