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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set sw=2 ts=8 et 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/. */
#include "mozilla/net/AltDataOutputStreamParent.h"
#include "mozilla/PerfStats.h"
#include "mozilla/Unused.h"
#include "nsIAsyncOutputStream.h"
namespace mozilla {
namespace net {
NS_IMPL_ISUPPORTS0(AltDataOutputStreamParent)
AltDataOutputStreamParent::AltDataOutputStreamParent(nsIOutputStream* aStream)
: mOutputStream(aStream), mStatus(NS_OK), mIPCOpen(true) {
MOZ_ASSERT(NS_IsMainThread(), "Main thread only");
PerfStats::RecordMeasurementStart(PerfStats::Metric::JSBC_IO_Write);
}
AltDataOutputStreamParent::~AltDataOutputStreamParent() {
MOZ_ASSERT(NS_IsMainThread(), "Main thread only");
}
mozilla::ipc::IPCResult AltDataOutputStreamParent::RecvWriteData(
const nsCString& data) {
if (NS_FAILED(mStatus)) {
if (mIPCOpen) {
Unused << SendError(mStatus);
}
return IPC_OK();
}
nsresult rv;
uint32_t n;
if (mOutputStream) {
rv = mOutputStream->Write(data.BeginReading(), data.Length(), &n);
MOZ_ASSERT(n == data.Length() || NS_FAILED(rv));
if (NS_FAILED(rv) && mIPCOpen) {
Unused << SendError(rv);
}
}
return IPC_OK();
}
mozilla::ipc::IPCResult AltDataOutputStreamParent::RecvClose(
const nsresult& aStatus) {
PerfStats::RecordMeasurementEnd(PerfStats::Metric::JSBC_IO_Write);
if (NS_FAILED(mStatus)) {
if (mIPCOpen) {
Unused << SendError(mStatus);
}
return IPC_OK();
}
if (!mOutputStream) {
return IPC_OK();
}
nsCOMPtr<nsIAsyncOutputStream> asyncOutputStream =
do_QueryInterface(mOutputStream);
MOZ_ASSERT(asyncOutputStream);
nsresult rv = asyncOutputStream->CloseWithStatus(aStatus);
if (NS_FAILED(rv) && mIPCOpen) {
Unused << SendError(rv);
}
mOutputStream = nullptr;
return IPC_OK();
}
void AltDataOutputStreamParent::ActorDestroy(ActorDestroyReason aWhy) {
mIPCOpen = false;
}
mozilla::ipc::IPCResult AltDataOutputStreamParent::RecvDeleteSelf() {
mIPCOpen = false;
Unused << SendDeleteSelf();
return IPC_OK();
}
} // namespace net
} // namespace mozilla
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