| #ifndef QUICHE_HTTP2_ADAPTER_HTTP2_SESSION_H_ | 
 | #define QUICHE_HTTP2_ADAPTER_HTTP2_SESSION_H_ | 
 |  | 
 | #include <cstdint> | 
 |  | 
 | #include "absl/strings/string_view.h" | 
 | #include "http2/adapter/http2_protocol.h" | 
 |  | 
 | namespace http2 { | 
 | namespace adapter { | 
 |  | 
 | struct Http2SessionCallbacks {}; | 
 |  | 
 | // A class to represent the state of a single HTTP/2 connection. | 
 | class Http2Session { | 
 |  public: | 
 |   Http2Session() = default; | 
 |   virtual ~Http2Session() {} | 
 |  | 
 |   virtual ssize_t ProcessBytes(absl::string_view bytes) = 0; | 
 |  | 
 |   virtual int Consume(Http2StreamId stream_id, size_t num_bytes) = 0; | 
 |  | 
 |   virtual bool want_read() const = 0; | 
 |   virtual bool want_write() const = 0; | 
 |   virtual int GetRemoteWindowSize() const = 0; | 
 | }; | 
 |  | 
 | }  // namespace adapter | 
 | }  // namespace http2 | 
 |  | 
 | #endif  // QUICHE_HTTP2_ADAPTER_HTTP2_SESSION_H_ |