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authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
commit5f8de423f190bbb79a62f804151bc24824fa32d8 (patch)
tree10027f336435511475e392454359edea8e25895d /netwerk/base/nsSerializationHelper.cpp
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
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Add m-esr52 at 52.6.0
Diffstat (limited to 'netwerk/base/nsSerializationHelper.cpp')
-rw-r--r--netwerk/base/nsSerializationHelper.cpp73
1 files changed, 73 insertions, 0 deletions
diff --git a/netwerk/base/nsSerializationHelper.cpp b/netwerk/base/nsSerializationHelper.cpp
new file mode 100644
index 000000000..68f971eae
--- /dev/null
+++ b/netwerk/base/nsSerializationHelper.cpp
@@ -0,0 +1,73 @@
+/* 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);
+}