mirror of
https://github.com/cmclark00/retro-imager.git
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74 lines
2 KiB
C++
74 lines
2 KiB
C++
/*
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* Copyright 2017 resin.io
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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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#include <nan.h>
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#include "mountutils.hpp"
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class EjectWorker : public Nan::AsyncWorker {
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public:
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EjectWorker(Nan::Callback *callback, std::string device)
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: Nan::AsyncWorker(callback) {
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device_path = device;
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}
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~EjectWorker() {}
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void Execute() {
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MOUNTUTILS_RESULT result = eject_disk(device_path.c_str());
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MountUtilsLog("Eject complete");
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if (result != MOUNTUTILS_SUCCESS) {
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switch (result) {
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case MOUNTUTILS_ERROR_ACCESS_DENIED:
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SetErrorMessage("Eject failed, access denied");
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break;
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case MOUNTUTILS_ERROR_INVALID_DRIVE:
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SetErrorMessage("Eject failed, invalid drive");
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break;
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default:
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SetErrorMessage("Eject failed");
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break;
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}
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}
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}
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void HandleOKCallback() {
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Nan::HandleScope scope;
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v8::Local<v8::Value> argv[] = { Nan::Null() };
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callback->Call(1, argv, async_resource);
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}
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private:
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std::string device_path;
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};
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NAN_METHOD(eject) {
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if (!info[1]->IsFunction()) {
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return Nan::ThrowError("Callback must be a function");
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}
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if (!info[0]->IsString()) {
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return Nan::ThrowError("Device must be a string");
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}
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Nan::Utf8String device(Nan::To<v8::String>(info[0]).ToLocalChecked());
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std::string device_path(*device);
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Nan::Callback *callback = new Nan::Callback(info[1].As<v8::Function>());
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Nan::AsyncQueueWorker(new EjectWorker(callback, device_path));
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info.GetReturnValue().SetUndefined();
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}
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