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