xbuffer.h

/* ScummVM - Graphic Adventure Engine
 *
 * ScummVM is the legal property of its developers, whose names
 * are too numerous to list here. Please refer to the COPYRIGHT
 * file distributed with this source distribution.
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 */
 
#ifndef WINTERMUTE_XBUFFER_H
#define WINTERMUTE_XBUFFER_H
 
#include "common/types.h"
#include "common/util.h"
 
namespace Wintermute {
 
struct DXBuffer {
private:
 
    byte *_ptr;
    uint64 _size;
 
public:
 
    DXBuffer() {
        _ptr = nullptr;
        _size = 0;
    }
 
    DXBuffer(uint64 size) {
        _ptr = new uint8_t[size];
        if (_ptr == nullptr) {
            size = 0;
            return;
        }
        _size = size;
    }
 
    DXBuffer(const uint8 *ptr, uint64 size) {
        _ptr = new uint8[size];
        if (_ptr == nullptr) {
            size = 0;
            return;
        }
        memcpy(_ptr, ptr, size);
        _size = size;
    }
 
    void free() {
        delete[] _ptr;
        _ptr = nullptr;
        _size = 0;
    }
 
    byte *ptr() const {
        return _ptr;
    }
 
    uint64 size() const {
        return _size;
    }
};
 
} // namespace Wintermute
 
#endif