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>
---
 xpcom/io/StreamBufferSinkImpl.h | 49 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 49 insertions(+)
 create mode 100644 xpcom/io/StreamBufferSinkImpl.h

(limited to 'xpcom/io/StreamBufferSinkImpl.h')

diff --git a/xpcom/io/StreamBufferSinkImpl.h b/xpcom/io/StreamBufferSinkImpl.h
new file mode 100644
index 0000000000..9fba413ef2
--- /dev/null
+++ b/xpcom/io/StreamBufferSinkImpl.h
@@ -0,0 +1,49 @@
+/* -*- 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 mozilla_StreamBufferSinkImpl_h
+#define mozilla_StreamBufferSinkImpl_h
+
+#include "mozilla/Buffer.h"
+#include "mozilla/StreamBufferSink.h"
+#include "mozilla/UniquePtr.h"
+
+namespace mozilla {
+
+class BufferSink final : public StreamBufferSink {
+ public:
+  explicit BufferSink(Buffer<char>&& aBuffer) : mBuffer(std::move(aBuffer)) {}
+
+  explicit BufferSink(size_t aLength) : mBuffer(aLength) {}
+
+  static UniquePtr<BufferSink> Alloc(size_t aLength) {
+    auto maybeBuffer = Buffer<char>::Alloc(aLength);
+    if (!maybeBuffer) {
+      return nullptr;
+    }
+
+    return MakeUnique<BufferSink>(maybeBuffer.extract());
+  }
+
+  mozilla::Span<char> Data() override { return mBuffer.AsWritableSpan(); }
+
+ private:
+  Buffer<char> mBuffer;
+};
+
+class nsBorrowedSink final : public StreamBufferSink {
+ public:
+  explicit nsBorrowedSink(mozilla::Span<char> aBuffer) : mBuffer(aBuffer) {}
+
+  mozilla::Span<char> Data() override { return mBuffer; }
+
+ private:
+  mozilla::Span<char> mBuffer;
+};
+
+}  // namespace mozilla
+
+#endif  // mozilla_StreamBufferSinkImpl_h
-- 
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