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-rw-r--r--startupcache/StartupCacheUtils.h43
1 files changed, 43 insertions, 0 deletions
diff --git a/startupcache/StartupCacheUtils.h b/startupcache/StartupCacheUtils.h
new file mode 100644
index 000000000..7a4da2543
--- /dev/null
+++ b/startupcache/StartupCacheUtils.h
@@ -0,0 +1,43 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2; -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+#ifndef nsStartupCacheUtils_h_
+#define nsStartupCacheUtils_h_
+
+#include "nsIStorageStream.h"
+#include "nsIObjectInputStream.h"
+#include "nsIObjectOutputStream.h"
+#include "mozilla/UniquePtr.h"
+
+namespace mozilla {
+namespace scache {
+
+NS_EXPORT nsresult
+NewObjectInputStreamFromBuffer(UniquePtr<char[]> buffer, uint32_t len,
+ nsIObjectInputStream** stream);
+
+// We can't retrieve the wrapped stream from the objectOutputStream later,
+// so we return it here. We give callers in debug builds the option
+// to wrap the outputstream in a debug stream, which will detect if
+// non-singleton objects are written out multiple times during a serialization.
+// This could cause them to be deserialized incorrectly (as multiple copies
+// instead of references).
+NS_EXPORT nsresult
+NewObjectOutputWrappedStorageStream(nsIObjectOutputStream **wrapperStream,
+ nsIStorageStream** stream,
+ bool wantDebugStream);
+
+// Creates a buffer for storing the stream into the cache. The buffer is
+// allocated with 'new []'. After calling this function, the caller would
+// typically call nsIStartupCache::PutBuffer with the returned buffer.
+NS_EXPORT nsresult
+NewBufferFromStorageStream(nsIStorageStream *storageStream,
+ UniquePtr<char[]>* buffer, uint32_t* len);
+
+NS_EXPORT nsresult
+PathifyURI(nsIURI *in, nsACString &out);
+} // namespace scache
+} // namespace mozilla
+
+#endif //nsStartupCacheUtils_h_