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-rw-r--r--dom/json/nsJSON.h94
1 files changed, 94 insertions, 0 deletions
diff --git a/dom/json/nsJSON.h b/dom/json/nsJSON.h
new file mode 100644
index 000000000..fd9fcd774
--- /dev/null
+++ b/dom/json/nsJSON.h
@@ -0,0 +1,94 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* 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 nsJSON_h__
+#define nsJSON_h__
+
+#include "nsIJSON.h"
+#include "nsString.h"
+#include "nsCOMPtr.h"
+#include "nsIOutputStream.h"
+#include "nsIUnicodeEncoder.h"
+#include "nsIUnicodeDecoder.h"
+#include "nsIRequestObserver.h"
+#include "nsIStreamListener.h"
+#include "nsTArray.h"
+
+class nsIURI;
+
+class MOZ_STACK_CLASS nsJSONWriter
+{
+public:
+ nsJSONWriter();
+ explicit nsJSONWriter(nsIOutputStream* aStream);
+ virtual ~nsJSONWriter();
+ nsresult SetCharset(const char *aCharset);
+ nsCOMPtr<nsIOutputStream> mStream;
+ nsresult Write(const char16_t *aBuffer, uint32_t aLength);
+ nsString mOutputString;
+ bool DidWrite();
+ void FlushBuffer();
+
+protected:
+ char16_t *mBuffer;
+ uint32_t mBufferCount;
+ bool mDidWrite;
+ nsresult WriteToStream(nsIOutputStream *aStream, nsIUnicodeEncoder *encoder,
+ const char16_t *aBuffer, uint32_t aLength);
+
+ nsCOMPtr<nsIUnicodeEncoder> mEncoder;
+};
+
+class nsJSON : public nsIJSON
+{
+public:
+ nsJSON();
+
+ NS_DECL_ISUPPORTS
+ NS_DECL_NSIJSON
+
+protected:
+ virtual ~nsJSON();
+
+ nsresult EncodeInternal(JSContext* cx,
+ const JS::Value& val,
+ nsJSONWriter* writer);
+
+ nsresult DecodeInternal(JSContext* cx,
+ nsIInputStream* aStream,
+ int32_t aContentLength,
+ bool aNeedsConverter,
+ JS::MutableHandle<JS::Value> aRetVal);
+ nsCOMPtr<nsIURI> mURI;
+};
+
+nsresult
+NS_NewJSON(nsISupports* aOuter, REFNSIID aIID, void** aResult);
+
+class nsJSONListener : public nsIStreamListener
+{
+public:
+ nsJSONListener(JSContext *cx, JS::Value *rootVal, bool needsConverter);
+
+ NS_DECL_ISUPPORTS
+ NS_DECL_NSIREQUESTOBSERVER
+ NS_DECL_NSISTREAMLISTENER
+
+protected:
+ virtual ~nsJSONListener();
+
+ bool mNeedsConverter;
+ JSContext *mCx;
+ JS::Value *mRootVal;
+ nsCOMPtr<nsIUnicodeDecoder> mDecoder;
+ nsCString mSniffBuffer;
+ nsTArray<char16_t> mBufferedChars;
+ nsresult ProcessBytes(const char* aBuffer, uint32_t aByteLength);
+ nsresult ConsumeConverted(const char* aBuffer, uint32_t aByteLength);
+ nsresult Consume(const char16_t *data, uint32_t len);
+};
+
+#endif