payload.h

/*
 * Copyright (c) 2022-2023 Qualcomm Innovation Center, Inc. All Rights Reserved.
 * Author: GreenSocs 2022
 *
 * SPDX-License-Identifier: BSD-3-Clause
 */
 
#pragma once
 
#include <inttypes.h>
#include <sys/types.h>
#include <systemc>
 
class Payload
{
private:
    uint8_t* m_buffer;
    size_t m_size;
    size_t m_capacity;
 
public:
    Payload(size_t capacity): m_size(0), m_capacity(capacity) { m_buffer = new uint8_t[capacity]; }
    ~Payload()
    {
        if (m_buffer) {
            delete[] m_buffer;
        }
        m_buffer = nullptr;
    }
 
    size_t capacity() const { return m_capacity; }
    size_t size() const { return m_size; }
    uint8_t* data() const { return m_buffer; }
 
    void resize(size_t size)
    {
        assert(size <= m_capacity);
        m_size = size;
    }
 
private:
    Payload(const Payload&);
    Payload& operator=(const Payload&);
};