/*
 * SPDX-License-Identifier: LicenseRef-CSSL-1.0
 */

#include <stdio.h>
#include <stdlib.h>
#include <stdint.h>

#include "ProtocolDiscriminator.h"
#include "EpsBearerIdentity.h"
#include "ProcedureTransactionIdentity.h"
#include "MessageType.h"
#include "EsmCause.h"
#include "ProtocolConfigurationOptions.h"

#ifndef BEARER_RESOURCE_MODIFICATION_REJECT_H_
#define BEARER_RESOURCE_MODIFICATION_REJECT_H_

/* Minimum length macro. Formed by minimum length of each mandatory field */
#define BEARER_RESOURCE_MODIFICATION_REJECT_MINIMUM_LENGTH ( \
    ESM_CAUSE_MINIMUM_LENGTH )

/* Maximum length macro. Formed by maximum length of each field */
#define BEARER_RESOURCE_MODIFICATION_REJECT_MAXIMUM_LENGTH ( \
    ESM_CAUSE_MAXIMUM_LENGTH + \
    PROTOCOL_CONFIGURATION_OPTIONS_MAXIMUM_LENGTH )

/* If an optional value is present and should be encoded, the corresponding
 * Bit mask should be set to 1.
 */
# define BEARER_RESOURCE_MODIFICATION_REJECT_PROTOCOL_CONFIGURATION_OPTIONS_PRESENT (1<<0)

typedef enum bearer_resource_modification_reject_iei_tag {
  BEARER_RESOURCE_MODIFICATION_REJECT_PROTOCOL_CONFIGURATION_OPTIONS_IEI  = 0x27, /* 0x27 = 39 */
} bearer_resource_modification_reject_iei;

/*
 * Message name: Bearer resource modification reject
 * Description: This message is sent by the network to the UE to reject the modification of a dedicated bearer resource. See table 8.3.9.1.
 * Significance: dual
 * Direction: network to UE
 */

typedef struct bearer_resource_modification_reject_msg_tag {
  /* Mandatory fields */
  ProtocolDiscriminator                           protocoldiscriminator:4;
  EpsBearerIdentity                               epsbeareridentity:4;
  ProcedureTransactionIdentity                    proceduretransactionidentity;
  MessageType                                     messagetype;
  EsmCause                                        esmcause;
  /* Optional fields */
  uint32_t                                        presencemask;
  ProtocolConfigurationOptions                    protocolconfigurationoptions;
} bearer_resource_modification_reject_msg;

int decode_bearer_resource_modification_reject(bearer_resource_modification_reject_msg *bearerresourcemodificationreject, uint8_t *buffer, uint32_t len);

int encode_bearer_resource_modification_reject(bearer_resource_modification_reject_msg *bearerresourcemodificationreject, uint8_t *buffer, uint32_t len);

#endif /* ! defined(BEARER_RESOURCE_MODIFICATION_REJECT_H_) */