13 // Digested statistics for writing to logs etc.
17 // The number of bytes we have received so far, including any Metacube headers.
19 // Not reset across connections.
20 size_t bytes_received;
22 // The number of data bytes we have received so far (or more precisely,
23 // number of data bytes we have sent on to the stream). This excludes Metacube
24 // headers and corrupted data we've skipped.
26 // Not reset across connections.
27 size_t data_bytes_received;
29 // When the current connection was initiated. -1 if we are not currently connected.
32 // TODO: Number of loss events might both be useful,
33 // similar to for clients. Also, per-connection byte counters.
36 class Input : public Thread {
38 // Must be in sync with StreamConfig::Encoding.
39 enum Encoding { INPUT_ENCODING_RAW = 0, INPUT_ENCODING_METACUBE };
42 virtual InputProto serialize() const = 0;
43 virtual std::string get_url() const = 0;
44 virtual void close_socket() = 0;
45 virtual void add_destination(int stream_index) = 0;
47 // Note: May be called from a different thread, so must be thread-safe.
48 virtual InputStats get_stats() const = 0;
51 // Extremely rudimentary URL parsing.
52 bool parse_url(const std::string &url, std::string *protocol, std::string *user, std::string *host, std::string *port, std::string *path);
54 // Figure out the right type of input based on the URL, and create a new Input of the right type.
55 // Will return NULL if unknown.
56 Input *create_input(const std::string &url, Input::Encoding encoding);
57 Input *create_input(const InputProto &serialized);
59 #endif // !defined(_INPUT_H)