| // 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. | 
 |  | 
 | #ifndef NET_SPDY_SPDY_BITMASKS_H_ | 
 | #define NET_SPDY_SPDY_BITMASKS_H_ | 
 |  | 
 | namespace net { | 
 |  | 
 | // StreamId mask from the SpdyHeader | 
 | const unsigned int kStreamIdMask = 0x7fffffff; | 
 |  | 
 | // Control flag mask from the SpdyHeader | 
 | const unsigned int kControlFlagMask = 0x8000; | 
 |  | 
 | // Mask the lower 24 bits. | 
 | const unsigned int kLengthMask = 0xffffff; | 
 |  | 
 | // Legal flags on data packets. | 
 | const int kDataFlagsMask = 0x01; | 
 |  | 
 | // Legal flags on control packets. | 
 | const int kControlFlagsMask = 0x03; | 
 |  | 
 | }  // namespace net | 
 |  | 
 | #endif  // NET_SPDY_SPDY_BITMASKS_H_ |