LookupDetails.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.
 */
 
/* DEBUG: section 78    DNS lookups */
 
#ifndef SQUID_DNS_LOOKUPDETAILS_H
#define SQUID_DNS_LOOKUPDETAILS_H
 
#include "sbuf/SBuf.h"
 
#include <optional>
 
namespace Dns
{
 
class LookupDetails
{
public:
    LookupDetails(): wait(-1) {}
 
    LookupDetails(const SBuf &anError, const int aWait):
        error(anError.isEmpty() ? std::nullopt : std::make_optional(anError)),
        wait(aWait)
    {}
 
    std::ostream &print(std::ostream &os) const;
 
public:
    const std::optional<SBuf> error; 
    int wait; 
};
 
inline std::ostream &
operator <<(std::ostream &os, const LookupDetails &dns)
{
    return dns.print(os);
}
 
} // namespace Dns
 
#endif /* SQUID_DNS_LOOKUPDETAILS_H */