RASCSI/cpp/scsidump/scsidump_core.h

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//---------------------------------------------------------------------------
//
// SCSI Target Emulator PiSCSI
// for Raspberry Pi
//
// Copyright (C) 2022-2023 Uwe Seimet
//
//---------------------------------------------------------------------------
#pragma once
#include "hal/bus.h"
#include "shared/scsi.h"
#include <memory>
#include <string>
#include <span>
#include <vector>
using namespace std;
class ScsiDump
{
static const int MINIMUM_BUFFER_SIZE = 1024 * 64;
static const int DEFAULT_BUFFER_SIZE = 1024 * 1024;
public:
ScsiDump() = default;
~ScsiDump() = default;
int run(const span<char *>);
struct inquiry_info_struct {
string vendor;
string product;
string revision;
uint32_t sector_size;
uint64_t capacity;
};
using inquiry_info_t = struct inquiry_info_struct;
protected:
// Protected for testability
static void GeneratePropertiesFile(const string& filename, const inquiry_info_t& inq_info);
private:
bool Banner(span<char *>) const;
bool Init() const;
void ParseArguments(span<char *>);
int DumpRestore();
inquiry_info_t GetDeviceInfo();
void WaitPhase(phase_t) const;
void Selection() const;
void Command(scsi_defs::scsi_command, vector<uint8_t>&) const;
void DataIn(int);
void DataOut(int);
void Status() const;
void MessageIn() const;
void BusFree() const;
void TestUnitReady() const;
void RequestSense();
void Inquiry();
pair<uint64_t, uint32_t> ReadCapacity();
void Read10(uint32_t, uint32_t, uint32_t);
void Write10(uint32_t, uint32_t, uint32_t);
void WaitForBusy() const;
static void CleanUp();
static void KillHandler(int);
// A static instance is needed because of the signal handler
static inline unique_ptr<BUS> bus;
vector<uint8_t> buffer;
int target_id = -1;
int target_lun = 0;
int initiator_id = 7;
string filename;
bool restore = false;
bool properties_file = false;
static inline const string divider_str = "----------------------------------------";
};