window-size-counter.h

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/*
 * Copyright (c) 2002-2018 Balabit
 * Copyright (c) 2018 Laszlo Budai <laszlo.budai@balabit.com>
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 *
 * As an additional exemption you are allowed to compile & link against the
 * OpenSSL libraries as published by the OpenSSL project. See the file
 * COPYING for details.
 *
 */
 
#ifndef WINDOW_SIZE_COUNTER_H_INCLUDED
#define WINDOW_SIZE_COUNTER_H_INCLUDED
 
#include "syslog-ng.h"
#include "atomic-gssize.h"
 
typedef struct _WindowSizeCounter WindowSizeCounter;
 
struct _WindowSizeCounter
{
  atomic_gssize counter;
};
 
 
void window_size_counter_set(WindowSizeCounter *c, gsize value);
gsize window_size_counter_get(WindowSizeCounter *c, gboolean *suspended);
gsize window_size_counter_add(WindowSizeCounter *c, gsize value, gboolean *suspended);
gsize window_size_counter_sub(WindowSizeCounter *c, gsize value, gboolean *suspended);
void window_size_counter_suspend(WindowSizeCounter *c);
void window_size_counter_resume(WindowSizeCounter *c);
gboolean window_size_counter_suspended(WindowSizeCounter *c);
 
gsize window_size_counter_get_max(void);
 
#endif