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53 lines
1.5 KiB
C++
53 lines
1.5 KiB
C++
//
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// DirectAccessDevice.cpp
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// Clock Signal
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//
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// Created by Thomas Harte on 22/08/2019.
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// Copyright © 2019 Thomas Harte. All rights reserved.
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//
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#include "DirectAccessDevice.hpp"
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using namespace SCSI;
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void DirectAccessDevice::set_storage(const std::shared_ptr<Storage::MassStorage::MassStorageDevice> &device) {
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device_ = device;
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}
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bool DirectAccessDevice::read(const Target::CommandState &state, Target::Responder &responder) {
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if(!device_) return false;
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responder.send_data(device_->get_block(state.address()), [] (const Target::CommandState &state, Target::Responder &responder) {
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responder.terminate_command(Target::Responder::Status::Good);
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});
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return true;
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}
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bool DirectAccessDevice::read_capacity(const Target::CommandState &state, Target::Responder &responder) {
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const auto final_block = device_->get_number_of_blocks() - 1;
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const auto block_size = device_->get_block_size();
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std::vector<uint8_t> data = {
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uint8_t(final_block >> 24),
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uint8_t(final_block >> 16),
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uint8_t(final_block >> 8),
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uint8_t(final_block >> 0),
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uint8_t(block_size >> 24),
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uint8_t(block_size >> 16),
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uint8_t(block_size >> 8),
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uint8_t(block_size >> 0),
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};
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responder.send_data(std::move(data), [] (const Target::CommandState &state, Target::Responder &responder) {
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responder.terminate_command(Target::Responder::Status::Good);
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});
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return true;
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}
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Target::Executor::Inquiry DirectAccessDevice::inquiry_values() {
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return Inquiry("Apple", "ProFile", "1"); // All just guesses.
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}
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