m2mblockmessage.h

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/*
 * Copyright (c) 2015 ARM Limited. All rights reserved.
 * SPDX-License-Identifier: Apache-2.0
 * Licensed under the Apache License, Version 2.0 (the License); you may
 * not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an AS IS BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
#ifndef M2MBLOCKMESSAGE_H
#define M2MBLOCKMESSAGE_H

#include "ns_types.h"
#include "sn_coap_header.h"

class M2MBlockMessage {

public:

    typedef enum {
        ErrorNone = 0,
        EntityTooLarge
    }Error;

    M2MBlockMessage();

    virtual ~M2MBlockMessage();

    void set_message_info(sn_coap_hdr_s *coap_header);

    void set_payload(const uint8_t *payload, const uint16_t payload_len, const uint16_t offset);

    void clear_values();

    bool is_block_message() const;

    uint16_t block_number() const;

    uint32_t total_message_size() const;

    bool is_last_block() const;

    uint8_t* block_data() const;

    uint32_t block_data_len() const;

    Error error_code() const;

private:
    uint8_t     *_block_data_ptr;
    uint32_t    _total_message_size;
    uint16_t    _block_data_len;
    uint16_t    _block_number;
    Error       _error_code;
    bool        _is_last_block;
    bool        _is_block_message;
};

#endif // M2MBLOCKMESSAGE_H