Trying again to add QuicFramer and friends.

Includes a second attempt to fix the constants.

162468 - Reverted 162462
162462 - Relanding w/ fix
162263 - Reverted 162259
162259 - Add QuicFramer and friends.


Review URL: https://chromiumcodereview.appspot.com/11187044

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@162606 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 40 insertions, 0 deletions

diff --git a/net/quic/quic_utils.h b/net/quic/quic_utils.h
new file mode 100644
index 0000000..9a851ad
--- /dev/null
+++ b/net/quic/quic_utils.h
@@ -0,0 +1,40 @@
+// 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.
+//
+// Some helpers for quic
+
+#ifndef NET_QUIC_QUIC_UTILS_H_
+#define NET_QUIC_QUIC_UTILS_H_
+
+#include <string>
+
+#include "net/base/net_export.h"
+#include "net/quic/quic_protocol.h"
+#include "net/quic/uint128.h"
+
+class SocketAddress;
+
+namespace gfe2 {
+  class BalsaHeaders;
+}
+
+namespace net {
+
+class NET_EXPORT_PRIVATE QuicUtils {
+ public:
+  // The overhead the quic framing will add for a packet with num_fragments
+  // fragments.
+  static int StreamFragmentPacketOverhead(int num_fragments);
+
+  // returns the 128 bit FNV1a hash of the data.  See
+  // http://www.isthe.com/chongo/tech/comp/fnv/index.html#FNV-param
+  static uint128 FNV1a_128_Hash(const char* data, int len);
+
+  // Returns the name of the quic error code as a char*
+  static const char* ErrorToString(QuicErrorCode error);
+};
+
+}  // namespace net
+
+#endif  // NET_QUIC_QUIC_UTILS_H_