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#pragma once
#include "myutils.h"
#include "platform.h"
#include <cryptopp/secblock.h>
#include <string>
namespace securefs
{
int commands_main(int argc, const char* const* argv);
struct FSConfig
{
CryptoPP::AlignedSecByteBlock master_key;
unsigned block_size;
unsigned iv_size;
unsigned version;
};
class CommandBase
{
DISABLE_COPY_MOVE(CommandBase)
protected:
static std::shared_ptr<FileStream> open_config_stream(const std::string& full_path, int flags);
static FSConfig
read_config(FileStream*, const void* password, size_t pass_len, StringRef maybe_key_file_path);
static void write_config(FileStream*,
StringRef maybe_key_file_path,
const std::string& pbdkf_algorithm,
const FSConfig&,
const void* password,
size_t pass_len,
unsigned rounds);
public:
CommandBase() = default;
virtual ~CommandBase() = default;
virtual const char* long_name() const noexcept = 0;
virtual char short_name() const noexcept = 0;
virtual const char* help_message() const noexcept = 0;
virtual void parse_cmdline(int argc, const char* const* argv) = 0;
virtual int execute() = 0;
};
} // namespace securefs
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