55 lines
2 KiB
C++
55 lines
2 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "RemoteLazyInputStreamChild.h"
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#include "RemoteLazyInputStreamThread.h"
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namespace mozilla {
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extern mozilla::LazyLogModule gRemoteLazyStreamLog;
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RemoteLazyInputStreamChild::RemoteLazyInputStreamChild(const nsID& aID)
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: mID(aID) {}
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RemoteLazyInputStreamChild::~RemoteLazyInputStreamChild() = default;
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void RemoteLazyInputStreamChild::StreamCreated() {
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size_t count = ++mStreamCount;
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MOZ_LOG(gRemoteLazyStreamLog, LogLevel::Verbose,
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("Child::StreamCreated %s = %zu", nsIDToCString(mID).get(), count));
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}
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void RemoteLazyInputStreamChild::StreamConsumed() {
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size_t count = --mStreamCount;
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MOZ_LOG(gRemoteLazyStreamLog, LogLevel::Verbose,
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("Child::StreamConsumed %s = %zu", nsIDToCString(mID).get(), count));
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// When the count reaches zero, close the underlying actor.
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if (count == 0) {
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RefPtr<RemoteLazyInputStreamThread> t = RemoteLazyInputStreamThread::Get();
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if (t) {
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t->Dispatch(
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NS_NewRunnableFunction("RemoteLazyInputStreamChild::StreamConsumed",
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[self = RefPtr{this}]() {
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if (self->CanSend()) {
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self->SendGoodbye();
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}
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}));
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} // else the xpcom thread shutdown has already started.
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}
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}
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void RemoteLazyInputStreamChild::ActorDestroy(ActorDestroyReason aReason) {
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if (mStreamCount != 0) {
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NS_WARNING(
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nsPrintfCString("RemoteLazyInputStreamChild disconnected unexpectedly "
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"(%zu streams remaining)! %p %s",
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size_t(mStreamCount), this, nsIDToCString(mID).get())
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.get());
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}
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}
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} // namespace mozilla
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