From 36d22d82aa202bb199967e9512281e9a53db42c9 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 21:33:14 +0200
Subject: Adding upstream version 115.7.0esr.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 netwerk/base/nsIncrementalStreamLoader.h | 54 ++++++++++++++++++++++++++++++++
 1 file changed, 54 insertions(+)
 create mode 100644 netwerk/base/nsIncrementalStreamLoader.h

(limited to 'netwerk/base/nsIncrementalStreamLoader.h')

diff --git a/netwerk/base/nsIncrementalStreamLoader.h b/netwerk/base/nsIncrementalStreamLoader.h
new file mode 100644
index 0000000000..d04af4002a
--- /dev/null
+++ b/netwerk/base/nsIncrementalStreamLoader.h
@@ -0,0 +1,54 @@
+/* -*- 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 nsIncrementalStreamLoader_h__
+#define nsIncrementalStreamLoader_h__
+
+#include "nsIThreadRetargetableStreamListener.h"
+#include "nsIIncrementalStreamLoader.h"
+#include "nsCOMPtr.h"
+#include "mozilla/Attributes.h"
+#include "mozilla/Vector.h"
+
+class nsIRequest;
+
+class nsIncrementalStreamLoader final
+    : public nsIIncrementalStreamLoader,
+      public nsIThreadRetargetableStreamListener {
+ public:
+  NS_DECL_THREADSAFE_ISUPPORTS
+  NS_DECL_NSIINCREMENTALSTREAMLOADER
+  NS_DECL_NSIREQUESTOBSERVER
+  NS_DECL_NSISTREAMLISTENER
+  NS_DECL_NSITHREADRETARGETABLESTREAMLISTENER
+
+  nsIncrementalStreamLoader();
+
+  static nsresult Create(REFNSIID aIID, void** aResult);
+
+ protected:
+  ~nsIncrementalStreamLoader() = default;
+
+  static nsresult WriteSegmentFun(nsIInputStream*, void*, const char*, uint32_t,
+                                  uint32_t, uint32_t*);
+
+  // Utility method to free mData, if present, and update other state to
+  // reflect that no data has been allocated.
+  void ReleaseData();
+
+  nsCOMPtr<nsIIncrementalStreamLoaderObserver> mObserver;
+  nsCOMPtr<nsISupports> mContext;  // the observer's context
+  nsCOMPtr<nsIRequest> mRequest;
+
+  // Buffer to accumulate incoming data. We preallocate if contentSize is
+  // available.
+  mozilla::Vector<uint8_t, 0> mData;
+
+  // Number of bytes read, which may not match the number of bytes in mData at
+  // all, as we incrementally remove from there.
+  mozilla::Atomic<uint32_t, mozilla::MemoryOrdering::Relaxed> mBytesRead;
+};
+
+#endif  // nsIncrementalStreamLoader_h__
-- 
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