sync/internal_api/public/attachments/attachment_util.h

   1 // Copyright 2014 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 SYNC_INTERNAL_API_PUBLIC_ATTACHMENTS_ATTACHMENT_UTIL_H_
   6 #define SYNC_INTERNAL_API_PUBLIC_ATTACHMENTS_ATTACHMENT_UTIL_H_
   7
   8 #include "base/memory/ref_counted.h"
   9 #include "sync/base/sync_export.h"
  10
  11 namespace base {
  12 class RefCountedMemory;
  13 }
  14
  15 namespace syncer {
  16
  17 // Return the crc32c of the memory described by |data|.
  18 //
  19 // Potentially expensive.
  20 // Ideally this function should be static function in Attachment class, but
  21 // include_rules from sync/api/DEPS don't allow direct dependency on
  22 // third_party.
  23 SYNC_EXPORT_PRIVATE uint32_t
  24 ComputeCrc32c(const scoped_refptr<base::RefCountedMemory>& data);
  25
  26 }  // namespace syncer
  27
  28 #endif  // SYNC_INTERNAL_API_PUBLIC_ATTACHMENTS_ATTACHMENT_UTIL_H_