From 6bf0a5cb5034a7e684dcc3500e841785237ce2dd Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 19:32:43 +0200
Subject: Adding upstream version 1:115.7.0.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 netwerk/ipc/InputChannelThrottleQueueParent.cpp | 125 ++++++++++++++++++++++++
 1 file changed, 125 insertions(+)
 create mode 100644 netwerk/ipc/InputChannelThrottleQueueParent.cpp

(limited to 'netwerk/ipc/InputChannelThrottleQueueParent.cpp')

diff --git a/netwerk/ipc/InputChannelThrottleQueueParent.cpp b/netwerk/ipc/InputChannelThrottleQueueParent.cpp
new file mode 100644
index 0000000000..d1e6e82f9f
--- /dev/null
+++ b/netwerk/ipc/InputChannelThrottleQueueParent.cpp
@@ -0,0 +1,125 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/* vim:set ts=4 sw=4 sts=4 et cin: */
+/* 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 "InputChannelThrottleQueueParent.h"
+#include "mozilla/net/SocketProcessParent.h"
+#include "nsIOService.h"
+
+namespace mozilla {
+namespace net {
+
+NS_IMPL_ADDREF(InputChannelThrottleQueueParent)
+NS_INTERFACE_MAP_BEGIN(InputChannelThrottleQueueParent)
+  NS_INTERFACE_MAP_ENTRY(nsIInputChannelThrottleQueue)
+  NS_INTERFACE_MAP_ENTRY(nsISupports)
+  NS_INTERFACE_MAP_ENTRY_CONCRETE(InputChannelThrottleQueueParent)
+NS_INTERFACE_MAP_END
+
+NS_IMETHODIMP_(MozExternalRefCountType)
+InputChannelThrottleQueueParent::Release(void) {
+  MOZ_ASSERT(NS_IsMainThread());
+  MOZ_ASSERT(int32_t(mRefCnt) > 0, "dup release");
+
+  if (!nsAutoRefCnt::isThreadSafe) {
+    NS_ASSERT_OWNINGTHREAD(InputChannelThrottleQueueParent);
+  }
+
+  nsrefcnt count = --mRefCnt;
+  NS_LOG_RELEASE(this, count, "InputChannelThrottleQueueParent");
+
+  if (count == 0) {
+    if (!nsAutoRefCnt::isThreadSafe) {
+      NS_ASSERT_OWNINGTHREAD(InputChannelThrottleQueueParent);
+    }
+
+    mRefCnt = 1; /* stabilize */
+    delete (this);
+    return 0;
+  }
+
+  // When ref count goes down to 1 (held internally by IPDL), it means that
+  // we are done with this ThrottleQueue. We should send a delete message
+  // to delete the InputChannelThrottleQueueChild in socket process.
+  if (count == 1 && CanSend()) {
+    mozilla::Unused << Send__delete__(this);
+    return 1;
+  }
+  return count;
+}
+
+mozilla::ipc::IPCResult InputChannelThrottleQueueParent::RecvRecordRead(
+    const uint32_t& aBytesRead) {
+  mBytesProcessed += aBytesRead;
+  return IPC_OK();
+}
+
+NS_IMETHODIMP
+InputChannelThrottleQueueParent::RecordRead(uint32_t aBytesRead) {
+  return NS_ERROR_NOT_IMPLEMENTED;
+}
+
+NS_IMETHODIMP
+InputChannelThrottleQueueParent::Available(uint32_t aRemaining,
+                                           uint32_t* aAvailable) {
+  return NS_ERROR_NOT_IMPLEMENTED;
+}
+
+NS_IMETHODIMP
+InputChannelThrottleQueueParent::Init(uint32_t aMeanBytesPerSecond,
+                                      uint32_t aMaxBytesPerSecond) {
+  // Can be called on any thread.
+  if (aMeanBytesPerSecond == 0 || aMaxBytesPerSecond == 0 ||
+      aMaxBytesPerSecond < aMeanBytesPerSecond) {
+    return NS_ERROR_ILLEGAL_VALUE;
+  }
+
+  mMeanBytesPerSecond = aMeanBytesPerSecond;
+  mMaxBytesPerSecond = aMaxBytesPerSecond;
+
+  RefPtr<InputChannelThrottleQueueParent> self = this;
+  gIOService->CallOrWaitForSocketProcess(
+      [self, meanBytesPerSecond(mMeanBytesPerSecond),
+       maxBytesPerSecond(mMaxBytesPerSecond)] {
+        Unused << SocketProcessParent::GetSingleton()
+                      ->SendPInputChannelThrottleQueueConstructor(
+                          self, meanBytesPerSecond, maxBytesPerSecond);
+      });
+
+  return NS_OK;
+}
+
+NS_IMETHODIMP
+InputChannelThrottleQueueParent::BytesProcessed(uint64_t* aResult) {
+  *aResult = mBytesProcessed;
+  return NS_OK;
+}
+
+NS_IMETHODIMP
+InputChannelThrottleQueueParent::WrapStream(nsIInputStream* aInputStream,
+                                            nsIAsyncInputStream** aResult) {
+  return NS_ERROR_NOT_IMPLEMENTED;
+}
+
+NS_IMETHODIMP
+InputChannelThrottleQueueParent::GetMeanBytesPerSecond(
+    uint32_t* aMeanBytesPerSecond) {
+  NS_ENSURE_ARG(aMeanBytesPerSecond);
+
+  *aMeanBytesPerSecond = mMeanBytesPerSecond;
+  return NS_OK;
+}
+
+NS_IMETHODIMP
+InputChannelThrottleQueueParent::GetMaxBytesPerSecond(
+    uint32_t* aMaxBytesPerSecond) {
+  NS_ENSURE_ARG(aMaxBytesPerSecond);
+
+  *aMaxBytesPerSecond = mMaxBytesPerSecond;
+  return NS_OK;
+}
+
+}  // namespace net
+}  // namespace mozilla
-- 
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