NfMarkConfig.h

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/*
 * Copyright (C) 1996-2023 The Squid Software Foundation and contributors
 *
 * Squid software is distributed under GPLv2+ license and includes
 * contributions from numerous individuals and organizations.
 * Please see the COPYING and CONTRIBUTORS files for details.
 */
 
#ifndef SQUID_NFMARKCONFIG_H
#define SQUID_NFMARKCONFIG_H
 
#include "ip/forward.h"
 
#include <iosfwd>
 
class SBuf;
 
namespace Ip
{
 
class NfMarkConfig
{
public:
    NfMarkConfig() {}
    NfMarkConfig(nfmark_t mark_val, nfmark_t mask_val): mark(mark_val), mask(mask_val) {}
 
    static NfMarkConfig Parse(const SBuf &token);
    bool matches(const nfmark_t m) const { return (m & mask) == mark; }
    bool isEmpty() const { return mark == 0; }
    bool hasMask() const { return mask != 0xffffffff; }
    nfmark_t applyToMark(nfmark_t m) const;
 
    nfmark_t mark = 0;
    nfmark_t mask = 0xffffffff;
};
 
std::ostream &operator <<(std::ostream &, NfMarkConfig);
 
} // namespace Ip
 
#endif // SQUID_NFMARKCONFIG_H