sgio

Documentation

Index

• Variables
• func CheckSense(i *Hdr, s *[]byte) error
• func ExecIoctl(inqCmdBlk []uint8, respBuf []byte, device string) error
• func GetDeviceSerial(device string) (string, error)
• func GetErrString(a, b byte) string
• func GetNOSVersion(device string) (string, error)
• func IsGroupScopedTarget(device string) bool
• func TestUnitReady(device string) error
• type Hdr

Variables

var (
	// StandardInquiry :
	StandardInquiry = []uint8{
		0x12,
		0,
		0,
		0,
		96,
		0,
	}
	// Vpd80Inquiry :
	Vpd80Inquiry = []uint8{
		0x12,
		1,
		0x80,
		0,
		96,
		0,
	}
)

Functions

func CheckSense

func CheckSense(i *Hdr, s *[]byte) error

CheckSense : checks the sense error code

func ExecIoctl

func ExecIoctl(inqCmdBlk []uint8, respBuf []byte, device string) error

ExecIoctl :

func GetDeviceSerial

func GetDeviceSerial(device string) (string, error)

GetDeviceSerial returns unit serial number of the device using vpd page 0x80

func GetErrString

func GetErrString(a, b byte) string

GetErrString get the error string

func GetNOSVersion

func GetNOSVersion(device string) (string, error)

GetNOSVersion :

func IsGroupScopedTarget

func IsGroupScopedTarget(device string) bool

IsGroupScopedTarget :

func TestUnitReady

func TestUnitReady(device string) error

TestUnitReady to know if device is connected

Types

type Hdr

type Hdr struct {
	InterfaceID    int32
	DxferDirection int32
	CmdLen         uint8
	MxSbLen        uint8
	IovecCount     uint16
	DxferLen       uint32
	Dxferp         *byte
	Cmdp           *uint8
	Sbp            *byte
	Timeout        uint32
	Flags          uint32
	PackID         int32

	UsrPtr       *byte
	Status       uint8
	MaskedStatus uint8
	MsgStatus    uint8
	SbLenWr      uint8
	HostStatus   uint16
	DriverStatus uint16
	Resid        int32
	Duration     uint32
	Info         uint32
	// contains filtered or unexported fields
}

Hdr is our version of sg_io_hdr_t that gets passed to the sg_io ioctl