net/spdy/spdy_bitmasks.h

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef NET_SPDY_SPDY_BITMASKS_H_
   6 #define NET_SPDY_SPDY_BITMASKS_H_
   7
   8 namespace net {
   9
  10 // StreamId mask from the SpdyHeader
  11 const unsigned int kStreamIdMask = 0x7fffffff;
  12
  13 // Control flag mask from the SpdyHeader
  14 const unsigned int kControlFlagMask = 0x8000;
  15
  16 // Priority mask from the SYN_FRAME
  17 const unsigned int kSpdy3PriorityMask = 0xe0;
  18 const unsigned int kSpdy2PriorityMask = 0xc0;
  19
  20 // Mask the lower 24 bits.
  21 const unsigned int kLengthMask = 0xffffff;
  22
  23 // Legal flags on data packets.
  24 const int kDataFlagsMask = 0x01;
  25
  26 // Legal flags on control packets.
  27 const int kControlFlagsMask = 0x03;
  28
  29 }  // namespace net
  30
  31 #endif  // NET_SPDY_SPDY_BITMASKS_H_