mirror of
https://github.com/TomHarte/CLK.git
synced 2024-11-03 08:05:40 +00:00
56 lines
1.3 KiB
C++
56 lines
1.3 KiB
C++
//
|
|
// RawSectorDump.hpp
|
|
// Clock Signal
|
|
//
|
|
// Created by Thomas Harte on 01/05/2021.
|
|
// Copyright © 2021 Thomas Harte. All rights reserved.
|
|
//
|
|
|
|
#ifndef RawSectorDump_h
|
|
#define RawSectorDump_h
|
|
|
|
#include "../MassStorageDevice.hpp"
|
|
#include "../../FileHolder.hpp"
|
|
|
|
#include <cassert>
|
|
|
|
namespace Storage {
|
|
namespace MassStorage {
|
|
|
|
template <size_t sector_size> class RawSectorDump: public MassStorageDevice {
|
|
public:
|
|
RawSectorDump(const std::string &file_name) : file_(file_name) {
|
|
// Is the file a multiple of sector_size bytes in size?
|
|
const auto file_size = size_t(file_.stats().st_size);
|
|
if(file_size % sector_size) throw std::exception();
|
|
}
|
|
|
|
/* MassStorageDevices overrides. */
|
|
size_t get_block_size() final {
|
|
return sector_size;
|
|
}
|
|
|
|
size_t get_number_of_blocks() final {
|
|
return size_t(file_.stats().st_size) / sector_size;
|
|
}
|
|
|
|
std::vector<uint8_t> get_block(size_t address) final {
|
|
file_.seek(long(address * sector_size), SEEK_SET);
|
|
return file_.read(sector_size);
|
|
}
|
|
|
|
void set_block(size_t address, const std::vector<uint8_t> &contents) final {
|
|
assert(contents.size() == sector_size);
|
|
file_.seek(long(address * sector_size), SEEK_SET);
|
|
file_.write(contents);
|
|
}
|
|
|
|
private:
|
|
FileHolder file_;
|
|
};
|
|
|
|
}
|
|
}
|
|
|
|
#endif /* RawSectorDump_h */
|