26 lines
668 B
C++
26 lines
668 B
C++
#pragma once
|
|
|
|
#include <solanaceae/util/span.hpp>
|
|
|
|
#include <vector>
|
|
#include <variant>
|
|
|
|
struct File2I {
|
|
// read only
|
|
uint64_t _file_size {0};
|
|
|
|
const bool can_write {false};
|
|
const bool can_read {false};
|
|
// TODO: non-seekable files?
|
|
|
|
explicit File2I(bool can_write_, bool can_read_) : can_write(can_write_), can_read(can_read_) {}
|
|
virtual ~File2I(void) {}
|
|
|
|
virtual bool isGood(void) = 0;
|
|
|
|
// pos -1 means stream, append to last written, or read position (independent, like FILE*s)
|
|
virtual bool write(const ByteSpan data, int64_t pos = -1) = 0;
|
|
[[nodiscard]] virtual std::variant<ByteSpan, std::vector<uint8_t>> read(uint64_t size, int64_t pos = -1) = 0;
|
|
};
|
|
|