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// -*- c++ -*-
//------------------------------------------------------------------------------
// MaskSet.h
//------------------------------------------------------------------------------
// Copyright (c) 1999 by Vladislav Grinchenko
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Library General Public
// License as published by the Free Software Foundation; either
// version 2 of the License, or (at your option) any later version.
//------------------------------------------------------------------------------
#ifndef MASK_SET_H
#define MASK_SET_H
#include "assa/FdSet.h"
namespace ASSA {
/** @file MaskSet.h
Bundles file descriptor mask sets to be used with ::select().
*/
class MaskSet
{
public:
/// Read fds set
FdSet m_rset;
/// Write fds set
FdSet m_wset;
/// Exception fds set
FdSet m_eset;
public:
/// Clear all bits in all sets.
void reset ();
/// Resync internals after select() call.
void sync ();
/// Return maximum value of the file descriptor in the Set
int max_fd ();
/// Write current state of MaskSet object to log file.
void dump ();
};
inline void
MaskSet::
sync ()
{
m_rset.sync ();
m_wset.sync ();
m_eset.sync ();
}
inline void
MaskSet::
reset ()
{
m_rset.reset ();
m_wset.reset ();
m_eset.reset ();
}
inline int
MaskSet::
max_fd ()
{
return (std::max (m_rset.maxInSet (),
std::max (m_wset.maxInSet (),
m_eset.maxInSet ())));
}
inline void
MaskSet::
dump ()
{
DL((REACTTRACE,"+---------------------------\n"));
DL((REACTTRACE,"| RD FDs set %s\n", m_rset.dump_c_str ().c_str ()));
DL((REACTTRACE,"| WR FDs set %s\n", m_wset.dump_c_str ().c_str ()));
DL((REACTTRACE,"| EX FDs set %s\n", m_eset.dump_c_str ().c_str ()));
DL((REACTTRACE,"+---------------------------\n"));
}
} // end namespace ASSA
#endif /* MASK_SET_H */
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