/* 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/. */ #include "nsSerializationHelper.h" #include "mozilla/Base64.h" #include "nsISerializable.h" #include "nsIObjectOutputStream.h" #include "nsIObjectInputStream.h" #include "nsString.h" #include "nsBase64Encoder.h" #include "nsAutoPtr.h" #include "nsComponentManagerUtils.h" #include "nsStringStream.h" using namespace mozilla; nsresult NS_SerializeToString(nsISerializable* obj, nsCSubstring& str) { RefPtr<nsBase64Encoder> stream(new nsBase64Encoder()); if (!stream) return NS_ERROR_OUT_OF_MEMORY; nsCOMPtr<nsIObjectOutputStream> objstream = do_CreateInstance("@mozilla.org/binaryoutputstream;1"); if (!objstream) return NS_ERROR_OUT_OF_MEMORY; objstream->SetOutputStream(stream); nsresult rv = objstream->WriteCompoundObject(obj, NS_GET_IID(nsISupports), true); NS_ENSURE_SUCCESS(rv, rv); return stream->Finish(str); } nsresult NS_DeserializeObject(const nsCSubstring& str, nsISupports** obj) { nsCString decodedData; nsresult rv = Base64Decode(str, decodedData); NS_ENSURE_SUCCESS(rv, rv); nsCOMPtr<nsIInputStream> stream; rv = NS_NewCStringInputStream(getter_AddRefs(stream), decodedData); NS_ENSURE_SUCCESS(rv, rv); nsCOMPtr<nsIObjectInputStream> objstream = do_CreateInstance("@mozilla.org/binaryinputstream;1"); if (!objstream) return NS_ERROR_OUT_OF_MEMORY; objstream->SetInputStream(stream); return objstream->ReadObject(true, obj); } NS_IMPL_ISUPPORTS(nsSerializationHelper, nsISerializationHelper) NS_IMETHODIMP nsSerializationHelper::SerializeToString(nsISerializable *serializable, nsACString & _retval) { return NS_SerializeToString(serializable, _retval); } NS_IMETHODIMP nsSerializationHelper::DeserializeObject(const nsACString & input, nsISupports **_retval) { return NS_DeserializeObject(input, _retval); }