SPDY: Headers & Push-Promise now use Continuations

net/spdy/spdy_protocol.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // This file contains some protocol structures for use with SPDY 2 and 3
 // The SPDY 2 spec can be found at:
 // http://dev.chromium.org/spdy/spdy-protocol/spdy-protocol-draft2
 // The SPDY 3 spec can be found at:
 // http://dev.chromium.org/spdy/spdy-protocol/spdy-protocol-draft3
 
@@ skipping 460 matching lines @@
   // Behavior is undefined for invalid GOAWAY status fields; consumers should
   // first use IsValidGoAwayStatus() to verify validity of GOAWAY status fields.
   static SpdyGoAwayStatus ParseGoAwayStatus(SpdyMajorVersion version,
                                             int goaway_status_field);
 
   // Serializes a given GOAWAY status to the on-the-wire enumeration value for
   // the given protocol version.
   // Returns -1 on failure (I.E. Invalid GOAWAY status for the given version).
   static int SerializeGoAwayStatus(SpdyMajorVersion version,
                                    SpdyGoAwayStatus status);
+
+  // Size, in bytes, of the data frame header. Future versions of SPDY
+  // will likely vary this, so we allow for the flexibility of a function call
+  // for this value as opposed to a constant.
+  static size_t GetDataFrameMinimumSize();
+
+  // Size, in bytes, of the control frame header.
+  static size_t GetControlFrameHeaderSize(SpdyMajorVersion version);
+
+  static size_t GetPrefixLength(SpdyFrameType type, SpdyMajorVersion version);
+
+  static size_t GetFrameMaximumSize(SpdyMajorVersion version);
 };
 
 class SpdyFrame;
 typedef SpdyFrame SpdySerializedFrame;
 
 class SpdyFrameVisitor;
 
 // Intermediate representation for SPDY frames.
 // TODO(hkhalil): Rename this class to SpdyFrame when the existing SpdyFrame is
 // gone.
@@ skipping 474 matching lines @@
   SpdyFrameVisitor() {}
   virtual ~SpdyFrameVisitor() {}
 
  private:
   DISALLOW_COPY_AND_ASSIGN(SpdyFrameVisitor);
 };
 
 }  // namespace net
 
 #endif  // NET_SPDY_SPDY_PROTOCOL_H_