RASCSI/src_old/raspberrypi/devices/scsi_printer.h

62 lines
1.3 KiB
C++

//---------------------------------------------------------------------------
//
// SCSI Target Emulator RaSCSI (*^..^*)
// for Raspberry Pi
//
// Copyright (C) 2022 Uwe Seimet
//
// Implementation of a SCSI printer (see SCSI-2 specification for a command description)
//
//---------------------------------------------------------------------------
#pragma once
#include "interfaces/scsi_printer_commands.h"
#include "primary_device.h"
#include <string>
#include <map>
using namespace std;
#define TMP_FILE_PATTERN "/tmp/rascsi_sclp-XXXXXX"
class SCSIPrinter: public PrimaryDevice, ScsiPrinterCommands
{
public:
SCSIPrinter();
~SCSIPrinter();
virtual bool Dispatch(SCSIDEV *) override;
bool Init(const map<string, string>&);
int Inquiry(const DWORD *, BYTE *) override;
void TestUnitReady(SCSIDEV *);
void ReserveUnit(SCSIDEV *);
void ReleaseUnit(SCSIDEV *);
void Print(SCSIDEV *);
void SynchronizeBuffer(SCSIDEV *);
void SendDiagnostic(SCSIDEV *);
void StopPrint(SCSIDEV *);
bool WriteBytes(BYTE *, uint32_t) override;
bool CheckReservation(SCSIDEV *);
void DiscardReservation();
void Cleanup();
private:
typedef PrimaryDevice super;
Dispatcher<SCSIPrinter, SCSIDEV> dispatcher;
char filename[sizeof(TMP_FILE_PATTERN) + 1];
int fd;
int reserving_initiator;
time_t reservation_time;
int timeout;
};