gecko-dev/netwerk/protocol/http/AltDataOutputStreamParent.cpp
Kan-Ru Chen f8100451db Bug 1314254 - Add mozilla::ipc::IPCResult type and convert IPDL handlers to use new return type. r=billm
We will use the new type for the generated IPDL message handler
prototype to make sure correct error handling method is called.

MozReview-Commit-ID: AzVbApxFGZ0
2016-11-15 04:26:00 +01:00

72 lines
1.6 KiB
C++

/* -*- 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/Unused.h"
namespace mozilla {
namespace net {
NS_IMPL_ISUPPORTS0(AltDataOutputStreamParent)
AltDataOutputStreamParent::AltDataOutputStreamParent(nsIOutputStream* aStream)
: mOutputStream(aStream)
, mStatus(NS_OK)
{
MOZ_ASSERT(NS_IsMainThread(), "Main thread only");
}
AltDataOutputStreamParent::~AltDataOutputStreamParent()
{
MOZ_ASSERT(NS_IsMainThread(), "Main thread only");
}
mozilla::ipc::IPCResult
AltDataOutputStreamParent::RecvWriteData(const nsCString& data)
{
if (NS_FAILED(mStatus)) {
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());
if (NS_FAILED(rv)) {
Unused << SendError(rv);
}
}
return IPC_OK();
}
mozilla::ipc::IPCResult
AltDataOutputStreamParent::RecvClose()
{
if (NS_FAILED(mStatus)) {
Unused << SendError(mStatus);
return IPC_OK();
}
nsresult rv;
if (mOutputStream) {
rv = mOutputStream->Close();
if (NS_FAILED(rv)) {
Unused << SendError(rv);
}
mOutputStream = nullptr;
}
return IPC_OK();
}
void
AltDataOutputStreamParent::ActorDestroy(ActorDestroyReason aWhy)
{
}
} // namespace net
} // namespace mozilla