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51 lines
1.6 KiB
51 lines
1.6 KiB
4 months ago
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/*
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* Copyright (C) 2009 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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/** \file
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This file consists of implementation of class AdbIOCompletion that
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encapsulates a generic wrapper around OVERLAPPED Win32 structure
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returned from asynchronous I/O requests.
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*/
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#include "stdafx.h"
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#include "adb_io_completion.h"
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AdbIOCompletion::AdbIOCompletion(AdbEndpointObject* parent_io_obj,
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ULONG expected_trans_size,
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HANDLE event_hndl)
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: AdbObjectHandle(AdbObjectTypeIoCompletion),
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expected_transfer_size_(expected_trans_size),
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parent_io_object_(parent_io_obj) {
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ATLASSERT(NULL != parent_io_obj);
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parent_io_obj->AddRef();
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ZeroMemory(&overlapped_, sizeof(overlapped_));
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overlapped_.hEvent = event_hndl;
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}
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AdbIOCompletion::~AdbIOCompletion() {
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parent_io_object_->Release();
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}
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bool AdbIOCompletion::IsCompleted() {
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SetLastError(NO_ERROR);
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if (!IsOpened()) {
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SetLastError(ERROR_INVALID_HANDLE);
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return true;
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}
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return HasOverlappedIoCompleted(overlapped()) ? true : false;
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}
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