Line data Source code
1 : /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
2 : /* vim: set sw=2 ts=8 et tw=80 : */
3 :
4 : /* This Source Code Form is subject to the terms of the Mozilla Public
5 : * License, v. 2.0. If a copy of the MPL was not distributed with this
6 : * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
7 :
8 : #include "mozilla/net/AltDataOutputStreamParent.h"
9 : #include "mozilla/Unused.h"
10 :
11 : namespace mozilla {
12 : namespace net {
13 :
14 0 : NS_IMPL_ISUPPORTS0(AltDataOutputStreamParent)
15 :
16 0 : AltDataOutputStreamParent::AltDataOutputStreamParent(nsIOutputStream* aStream)
17 : : mOutputStream(aStream)
18 : , mStatus(NS_OK)
19 0 : , mIPCOpen(true)
20 : {
21 0 : MOZ_ASSERT(NS_IsMainThread(), "Main thread only");
22 0 : }
23 :
24 0 : AltDataOutputStreamParent::~AltDataOutputStreamParent()
25 : {
26 0 : MOZ_ASSERT(NS_IsMainThread(), "Main thread only");
27 0 : }
28 :
29 : mozilla::ipc::IPCResult
30 0 : AltDataOutputStreamParent::RecvWriteData(const nsCString& data)
31 : {
32 0 : if (NS_FAILED(mStatus)) {
33 0 : if (mIPCOpen) {
34 0 : Unused << SendError(mStatus);
35 : }
36 0 : return IPC_OK();
37 : }
38 : nsresult rv;
39 : uint32_t n;
40 0 : if (mOutputStream) {
41 0 : rv = mOutputStream->Write(data.BeginReading(), data.Length(), &n);
42 0 : MOZ_ASSERT(n == data.Length() || NS_FAILED(rv));
43 0 : if (NS_FAILED(rv) && mIPCOpen) {
44 0 : Unused << SendError(rv);
45 : }
46 : }
47 0 : return IPC_OK();
48 : }
49 :
50 : mozilla::ipc::IPCResult
51 0 : AltDataOutputStreamParent::RecvClose()
52 : {
53 0 : if (NS_FAILED(mStatus)) {
54 0 : if (mIPCOpen) {
55 0 : Unused << SendError(mStatus);
56 : }
57 0 : return IPC_OK();
58 : }
59 : nsresult rv;
60 0 : if (mOutputStream) {
61 0 : rv = mOutputStream->Close();
62 0 : if (NS_FAILED(rv) && mIPCOpen) {
63 0 : Unused << SendError(rv);
64 : }
65 0 : mOutputStream = nullptr;
66 : }
67 0 : return IPC_OK();
68 : }
69 :
70 : void
71 0 : AltDataOutputStreamParent::ActorDestroy(ActorDestroyReason aWhy)
72 : {
73 0 : mIPCOpen = false;
74 0 : }
75 :
76 : mozilla::ipc::IPCResult
77 0 : AltDataOutputStreamParent::RecvDeleteSelf()
78 : {
79 0 : mIPCOpen = false;
80 0 : Unused << SendDeleteSelf();
81 0 : return IPC_OK();
82 : }
83 :
84 : } // namespace net
85 : } // namespace mozilla
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