NullBuffer.cpp

Go to the documentation of this file.

/*******************************************************************************
 *
 * Copyright (c) 2010-2015   Edans Sandes
 *
 * This file is part of MASA-Core.
 * 
 * MASA-Core 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.
 * 
 * MASA-Core 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 MASA-Core.  If not, see <http://www.gnu.org/licenses/>.
 *
 ******************************************************************************/

#include "NullBuffer.hpp"

#include <stdio.h>
#include <string.h>

NullBuffer::NullBuffer(int size) {
        if (size <= 0) {
                this->size = 0x7FFFFFFF;
        } else {
                this->size = size;
        }

}

NullBuffer::~NullBuffer() {
    Buffer::destroy();
    //Buffer::joinThreads();
}

void NullBuffer::initAutoFlush() {
}

void NullBuffer::initAutoLoad() {
}

void NullBuffer::autoFlushThread() {
        fprintf(stderr, "Flushing data to null buffer.\n");
    char data[512];

    int pos = 0;
    while (!isDestroyed()) {
        int len = readBuffer(data, 1, sizeof(data));
        pos += len;
    }
    fprintf(stderr, "End of flush data: %d bytes\n", pos);
}

void NullBuffer::autoLoadThread() {
    char data[512];
    memset(data, 0, sizeof(data));
    int pos = 0;
        fprintf(stderr, "Load data from null buffer.\n");
    while (!isDestroyed()) {
        int len = sizeof(data);
        if (pos+len < size) {
                writeBuffer(data, 1, len);
                pos += len;
        } else {
            writeBuffer(data, 1, size-pos);
            pos += size-pos;
            break;
        }
    }
    fprintf(stderr, "End of input Buffer: %d bytes\n", pos);
}

void NullBuffer::destroyAutoFlush() {
}

void NullBuffer::destroyAutoLoad() {
}