smtp_protocol.hpp

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#ifndef JOIN_SERVICES_SMTP_PROTOCOL_HPP
#define JOIN_SERVICES_SMTP_PROTOCOL_HPP
 
// libjoin.
#include <join/tls_protocol.hpp>
 
namespace join
{
    template <class Protocol>
    class BasicSmtpClient;
 
    template <class Protocol>
    class BasicSmtpSecureClient;
 
    class Smtp
    {
    public:
        using Transport = Tcp;
        using Endpoint = typename Transport::Endpoint;
        using Socket = BasicTlsWrapper<Smtp>;
        using Stream = BasicTlsStream<Smtp>;
        using Client = BasicSmtpClient<Smtp>;
 
        constexpr explicit Smtp (int family = AF_INET) noexcept
        : _transport (family)
        {
        }
 
        static inline Smtp& v4 () noexcept
        {
            static Smtp smtpv4 (AF_INET);
            return smtpv4;
        }
 
        static inline Smtp& v6 () noexcept
        {
            static Smtp smtpv6 (AF_INET6);
            return smtpv6;
        }
 
        constexpr int family () const noexcept
        {
            return _transport.family ();
        }
 
        static constexpr uint16_t defaultPort = 25;
 
    private:
        Transport _transport;
    };
 
    constexpr bool operator== (const Smtp& a, const Smtp& b) noexcept
    {
        return a.family () == b.family ();
    }
 
    constexpr bool operator!= (const Smtp& a, const Smtp& b) noexcept
    {
        return !(a == b);
    }
 
    class Smtps
    {
    public:
        using Transport = Tcp;
        using Endpoint = typename Transport::Endpoint;
        using Socket = BasicTlsWrapper<Smtps>;
        using Stream = BasicTlsStream<Smtps>;
        using Client = BasicSmtpSecureClient<Smtps>;
 
        constexpr explicit Smtps (int family = AF_INET) noexcept
        : _transport (family)
        {
        }
 
        static inline Smtps& v4 () noexcept
        {
            static Smtps smtpsv4 (AF_INET);
            return smtpsv4;
        }
 
        static inline Smtps& v6 () noexcept
        {
            static Smtps smtpsv6 (AF_INET6);
            return smtpsv6;
        }
 
        constexpr int family () const noexcept
        {
            return _transport.family ();
        }
 
        static constexpr uint16_t defaultPort = 465;
 
    private:
        Transport _transport;
    };
 
    constexpr bool operator== (const Smtps& a, const Smtps& b) noexcept
    {
        return a.family () == b.family ();
    }
 
    constexpr bool operator!= (const Smtps& a, const Smtps& b) noexcept
    {
        return !(a == b);
    }
}
 
#endif