|  | #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" | 
|  | #include "common/platform/api/quiche_export.h" | 
|  |  | 
|  | namespace http2 { | 
|  | namespace adapter { | 
|  |  | 
|  | struct QUICHE_EXPORT_PRIVATE Http2SessionCallbacks {}; | 
|  |  | 
|  | // A class to represent the state of a single HTTP/2 connection. | 
|  | class QUICHE_EXPORT_PRIVATE Http2Session { | 
|  | public: | 
|  | Http2Session() = default; | 
|  | virtual ~Http2Session() {} | 
|  |  | 
|  | virtual int64_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_ |