SocketClientParams.hxx

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#ifndef _UTILS_SOCKETCLIENTPARAMS_HXX_
#define _UTILS_SOCKETCLIENTPARAMS_HXX_
 
class SocketClientParams
{
public:
    static std::unique_ptr<SocketClientParams> from_static(
        string hostname, int port);
 
    static std::unique_ptr<SocketClientParams> from_static_and_mdns(
        string hostname, int port, string mdns_service);
 
    virtual ~SocketClientParams()
    {
    }
 
    enum SearchMode
    {
        AUTO_MANUAL = 0,
        MANUAL_AUTO = 1,
        AUTO_ONLY = 2,
        MANUAL_ONLY = 3
    };
 
    virtual SearchMode search_mode() = 0;
 
    virtual string mdns_service_name() = 0;
 
    virtual string mdns_host_name() = 0;
 
    virtual string manual_host_name() = 0;
 
    virtual int manual_port() = 0;
 
    virtual bool enable_last() = 0;
 
    virtual string last_host_name() = 0;
 
    virtual int last_port() = 0;
 
    virtual bool one_shot() { return false; }
    
    virtual void set_last(const char *hostname, int port)
    {
    }
 
    enum LogMessage
    {
        CYCLE_START = 0,
        CONNECT_RE = 1,
        MDNS_SEARCH = 2,
        MDNS_NOT_FOUND = 3,
        MDNS_FOUND = 4,
        CONNECT_MDNS = 5,
        CONNECT_MANUAL = 6,
        CONNECT_FAILED_SELF = 7,
        CONNECT_FAILED_ONESHOT = 8,
        CONNECTION_LOST
    };
 
    virtual void log_message(LogMessage id, const string &arg = string())
    {
    }
 
    virtual int retry_seconds()
    {
        return 5;
    }
 
    virtual int timeout_seconds()
    {
        return 255;
    }
 
    virtual bool disallow_local()
    {
        return false;
    }
};
 
class EmptySocketClientParams : public SocketClientParams
{
public:
    SearchMode search_mode() override
    {
        return AUTO_MANUAL;
    }
 
    string mdns_service_name() override
    {
        return string();
    }
 
    string mdns_host_name() override
    {
        return string();
    }
 
    string manual_host_name() override
    {
        return string();
    }
 
    int manual_port() override
    {
        return -1;
    }
 
    bool enable_last() override
    {
        return false;
    }
 
    string last_host_name() override
    {
        return string();
    }
 
    int last_port() override
    {
        return -1;
    }
};
 
class DefaultSocketClientParams : public EmptySocketClientParams
{
public:
    string mdns_service_name() override
    {
        return mdnsService_;
    }
 
    string manual_host_name() override
    {
        return staticHost_;
    }
 
    int manual_port() override
    {
        return staticPort_;
    }
 
protected:
    friend std::unique_ptr<SocketClientParams> SocketClientParams::from_static(
        string hostname, int port);
    friend std::unique_ptr<SocketClientParams>
    SocketClientParams::from_static_and_mdns(
        string hostname, int port, string mdns_service);
 
    string staticHost_;
    int staticPort_ = -1;
    string mdnsService_;
};
 
#endif // _UTILS_SOCKETCLIENTPARAMS_HXX_