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Unified Diff: storage/common/blob_storage/blob_storage_constants.h

Issue 1288373002: [BlobAsync] Patch 2: Common Constants (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@async1
Patch Set: linkage fix Created 5 years, 2 months ago
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Index: storage/common/blob_storage/blob_storage_constants.h
diff --git a/storage/common/blob_storage/blob_storage_constants.h b/storage/common/blob_storage/blob_storage_constants.h
new file mode 100644
index 0000000000000000000000000000000000000000..77f4e030195ab4475b9c0bdc822f981de27abf22
--- /dev/null
+++ b/storage/common/blob_storage/blob_storage_constants.h
@@ -0,0 +1,39 @@
+// Copyright 2015 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 STORAGE_COMMON_BLOB_STORAGE_BLOB_STORAGE_CONSTANTS_H_
+#define STORAGE_COMMON_BLOB_STORAGE_BLOB_STORAGE_CONSTANTS_H_
+
+#include "storage/common/storage_common_export.h"
+
+namespace storage {
+
+// TODO(michaeln): use base::SysInfo::AmountOfPhysicalMemoryMB() in some
+// way to come up with a better limit.
+constexpr int64 kBlobStorageMaxMemoryUsage = 500 * 1024 * 1024; // Half a gig.
+constexpr size_t kBlobStorageIPCThresholdBytes = 250 * 1024;
+constexpr size_t kBlobStorageMaxSharedMemoryBytes = 10 * 1024 * 1024;
+constexpr uint64_t kBlobStorageMaxFileSizeBytes = 100 * 1024 * 1024;
+constexpr uint64_t kBlobStorageMinFileSizeBytes = 1 * 1024 * 1024;
+constexpr size_t kBlobStorageMaxBlobMemorySize =
kinuko 2015/10/16 14:24:13 constexpr is not allowed in chromium yet.
dmurph 2015/10/16 21:37:30 ok
+ kBlobStorageMaxMemoryUsage - kBlobStorageMinFileSizeBytes;
+
+STORAGE_COMMON_EXPORT enum class IPCBlobItemRequestStrategy {
+ UNKNOWN = 0,
+ IPC,
+ SHARED_MEMORY,
+ FILE,
+ LAST = FILE
+};
+
+STORAGE_COMMON_EXPORT enum class IPCBlobCreationCancelCode {
+ UNKNOWN = 0,
+ OUT_OF_MEMORY,
+ FILE_WRITE_FAILED,
+ LAST = FILE_WRITE_FAILED
+};
+
+} // namespace storage
+
+#endif // STORAGE_COMMON_BLOB_STORAGE_BLOB_STORAGE_CONSTANTS_H_

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