2023-07-22 23:31:56 +02:00
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#pragma once
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#include "./file.hpp"
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#include <string_view>
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#include <fstream>
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struct FileWFile : public FileI {
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std::ofstream _file;
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FileWFile(std::string_view file_path, uint64_t file_size) : _file(static_cast<std::string>(file_path), std::ios::binary) {
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_file_size = file_size;
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if (!_file.is_open()) {
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return; // TODO: error
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}
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}
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virtual ~FileWFile(void) {}
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bool isGood(void) override {
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return _file.is_open() && _file.good();
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}
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// write only
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2023-08-22 17:17:41 +02:00
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std::vector<uint8_t> read(uint64_t, uint64_t) override { return {}; }
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2023-07-22 23:31:56 +02:00
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bool write(uint64_t pos, const std::vector<uint8_t>& data) override {
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if (_file_size > 0 && pos >= _file_size) {
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return false;
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}
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// if out-of-order, seek
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if (_file.tellp() != int64_t(pos)) {
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// TODO: error check
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_file.seekp(pos);
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}
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_file.write(reinterpret_cast<const char*>(data.data()), data.size());
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_bytes_written += data.size();
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return _file.good();
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}
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};
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