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1 // Copyright 2014 The Chromium Authors. All rights reserved. | |
2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 | |
5 #include "mojo/public/cpp/environment/async_waiter.h" | |
6 | |
7 namespace mojo { | |
8 | |
9 AsyncWaiter::AsyncWaiter(Handle handle, | |
10 MojoHandleSignals signals, | |
11 const Callback& callback) | |
12 : waiter_(Environment::GetDefaultAsyncWaiter()), | |
13 id_(0), | |
14 callback_(callback) { | |
15 id_ = waiter_->AsyncWait(handle.value(), signals, MOJO_DEADLINE_INDEFINITE, | |
16 &AsyncWaiter::WaitComplete, this); | |
17 } | |
18 | |
19 AsyncWaiter::~AsyncWaiter() { | |
20 if (id_) | |
21 waiter_->CancelWait(id_); | |
22 } | |
23 | |
24 // static | |
25 void AsyncWaiter::WaitComplete(void* waiter, MojoResult result) { | |
26 static_cast<AsyncWaiter*>(waiter)->WaitCompleteInternal(result); | |
27 } | |
28 | |
29 void AsyncWaiter::WaitCompleteInternal(MojoResult result) { | |
30 id_ = 0; | |
31 callback_.Run(result); | |
32 } | |
33 | |
34 } // namespace mojo | |
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