RASCSI/cpp/devices/scsi_host_bridge.h
Uwe Seimet 41bdcd4aed
Issues 1179 and 1182 (#1232)
* Update logging

* Remove duplicate code

* Update unit tests

* Clean up includes

* Merge ProtobufSerializer into protobuf_util namespace

* Precompile regex

* Add const

* Add Split() convenience method, update log level/ID parsing

* Move log.h to legacy folder

* Elimininate gotos

* Fixes for gcc 13

* Update compiler flags

* Update default folder handling

* Use references instead of pointers

* Move code for better encapsulation

* Move code

* Remove unused method argument

* Move device logger

* Remove redundant to_string

* Rename for consistency

* Update handling of protobuf pointers

* Simplify protobuf usage

* Memory handling update

* Add hasher
2023-10-15 08:38:15 +02:00

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//---------------------------------------------------------------------------
//
// SCSI Target Emulator PiSCSI
// for Raspberry Pi
//
// Copyright (C) 2001-2006 (ytanaka@ipc-tokai.or.jp)
// Copyright (C) 2014-2020 GIMONS
// Copyright (C) akuker
//
// Licensed under the BSD 3-Clause License.
// See LICENSE file in the project root folder.
//
// [ SCSI Host Bridge for the Sharp X68000 ]
//
// Note: This requires a special driver on the host system and will only
// work with the Sharp X68000 operating system.
//---------------------------------------------------------------------------
#pragma once
#include "primary_device.h"
#include "ctapdriver.h"
#include "cfilesystem.h"
#include <string>
#include <span>
#include <array>
using namespace std;
class SCSIBR : public PrimaryDevice
{
static constexpr const array<uint8_t, 6> bcast_addr = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff };
public:
explicit SCSIBR(int);
~SCSIBR() override = default;
bool Init(const param_map&) override;
void CleanUp() override;
// Commands
vector<uint8_t> InquiryInternal() const override;
int GetMessage10(cdb_t, vector<uint8_t>&);
bool ReadWrite(cdb_t, vector<uint8_t>&);
void TestUnitReady() override;
void GetMessage10();
void SendMessage10() const;
private:
int GetMacAddr(vector<uint8_t>&) const; // Get MAC address
void SetMacAddr(span<const uint8_t>); // Set MAC address
void ReceivePacket(); // Receive a packet
void GetPacketBuf(vector<uint8_t>&, int); // Get a packet
void SendPacket(span<const uint8_t>, int) const; // Send a packet
CTapDriver tap; // TAP driver
bool m_bTapEnable = false; // TAP valid flag
array<uint8_t, 6> mac_addr = {}; // MAC Address
int packet_len = 0; // Receive packet size
array<uint8_t, 0x1000> packet_buf; // Receive packet buffer
bool packet_enable = false; // Received packet valid
int ReadFsResult(vector<uint8_t>&) const; // Read filesystem (result code)
int ReadFsOut(vector<uint8_t>&) const; // Read filesystem (return data)
int ReadFsOpt(vector<uint8_t>&) const; // Read file system (optional data)
void WriteFs(int, vector<uint8_t>&); // File system write (execute)
void WriteFsOpt(const vector<uint8_t>&, int); // File system write (optional data)
// Command handlers
void FS_InitDevice(vector<uint8_t>&); // $40 - boot
void FS_CheckDir(vector<uint8_t>&); // $41 - directory check
void FS_MakeDir(vector<uint8_t>&); // $42 - create directory
void FS_RemoveDir(vector<uint8_t>&); // $43 - delete directory
void FS_Rename(vector<uint8_t>&); // $44 - change filename
void FS_Delete(vector<uint8_t>&); // $45 - delete file
void FS_Attribute(vector<uint8_t>&); // $46 - get/set file attributes
void FS_Files(vector<uint8_t>&); // $47 - file search
void FS_NFiles(vector<uint8_t>&); // $48 - find next file
void FS_Create(vector<uint8_t>&); // $49 - create file
void FS_Open(vector<uint8_t>&); // $4A - open file
void FS_Close(vector<uint8_t>&); // $4B - close file
void FS_Read(vector<uint8_t>&); // $4C - read file
void FS_Write(vector<uint8_t>&); // $4D - write file
void FS_Seek(vector<uint8_t>&); // $4E - seek file
void FS_TimeStamp(vector<uint8_t>&); // $4F - get/set file time
void FS_GetCapacity(vector<uint8_t>&); // $50 - get capacity
void FS_CtrlDrive(vector<uint8_t>&); // $51 - drive status check/control
void FS_GetDPB(vector<uint8_t>&); // $52 - get DPB
void FS_DiskRead(vector<uint8_t>&); // $53 - read sector
void FS_DiskWrite(vector<uint8_t>&); // $54 - write sector
void FS_Ioctrl(vector<uint8_t>&); // $55 - IOCTRL
void FS_Flush(vector<uint8_t>&); // $56 - flush cache
void FS_CheckMedia(vector<uint8_t>&); // $57 - check media
void FS_Lock(vector<uint8_t>&); // $58 - get exclusive control
CFileSys fs; // File system accessor
uint32_t fsresult = 0; // File system access result code
array<uint8_t, 0x800> fsout; // File system access result buffer
uint32_t fsoutlen = 0; // File system access result buffer size
array<uint8_t, 0x1000000> fsopt; // File system access buffer
uint32_t fsoptlen = 0; // File system access buffer size
};