pdu

package
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 Go to latest Published: Jun 30, 2025 License: Apache-2.0 Imports: 9 Imported by: 0

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Constants

View Source 
const CurrentProtocolVersion uint16 = 1

Variables

This section is empty.

Functions

func EncodePDU 

func EncodePDU(pdu PDU) ([]byte, error)

EncodePDU serializes "pdu" into []byte.

Types

type AAbort 

type AAbort struct {
	Source SourceType
	Reason AbortReasonType
}

func (AAbort) Read 

func (AAbort) Read(d *dicomio.Reader) (PDU, error)

func (*AAbort) String 

func (pdu *AAbort) String() string

func (*AAbort) Write 

func (pdu *AAbort) Write() ([]byte, error)

type AAssociateAC 

type AAssociateAC struct {
	ProtocolVersion uint16
	// Reserved uint16
	CalledAETitle  string // For .._AC, the value is copied from A_ASSOCIATE_RQ
	CallingAETitle string // For .._AC, the value is copied from A_ASSOCIATE_RQ
	Items          []pdu_item.SubItem
}

Defines A_ASSOCIATE_AC. P3.8 9.3.2 and 9.3.3

func (AAssociateAC) Read 

func (AAssociateAC) Read(d *dicomio.Reader) (PDU, error)

func (*AAssociateAC) String 

func (pdu *AAssociateAC) String() string

func (*AAssociateAC) Write 

func (pdu *AAssociateAC) Write() ([]byte, error)

type AAssociateRQ 

type AAssociateRQ struct {
	ProtocolVersion uint16
	// Reserved uint16
	CalledAETitle  string // For .._AC, the value is copied from A_ASSOCIATE_RQ
	CallingAETitle string // For .._AC, the value is copied from A_ASSOCIATE_RQ
	Items          []pdu_item.SubItem
}

Defines A_ASSOCIATE_AC. P3.8 9.3.2 and 9.3.3

func (AAssociateRQ) Read 

func (AAssociateRQ) Read(d *dicomio.Reader) (PDU, error)

func (*AAssociateRQ) String 

func (pdu *AAssociateRQ) String() string

func (*AAssociateRQ) Write 

func (pdu *AAssociateRQ) Write() ([]byte, error)

type AAssociateRj 

type AAssociateRj struct {
	Result RejectResultType
	Source SourceType
	Reason RejectReasonType
}

P3.8 9.3.4

func (AAssociateRj) Read 

func (AAssociateRj) Read(d *dicomio.Reader) (PDU, error)

func (*AAssociateRj) String 

func (pdu *AAssociateRj) String() string

func (*AAssociateRj) Write 

func (pdu *AAssociateRj) Write() ([]byte, error)

type AReleaseRp 

type AReleaseRp struct {
}

func (AReleaseRp) Read 

func (AReleaseRp) Read(d *dicomio.Reader) (PDU, error)

func (*AReleaseRp) String 

func (pdu *AReleaseRp) String() string

func (*AReleaseRp) Write 

func (pdu *AReleaseRp) Write() ([]byte, error)

type AReleaseRq 

type AReleaseRq struct {
}

func (AReleaseRq) Read 

func (AReleaseRq) Read(d *dicomio.Reader) (PDU, error)

func (*AReleaseRq) String 

func (pdu *AReleaseRq) String() string

func (*AReleaseRq) Write 

func (pdu *AReleaseRq) Write() ([]byte, error)

type AbortReasonType 

type AbortReasonType byte
const (
	AbortReasonNotSpecified             AbortReasonType = 0
	AbortReasonUnexpectedPDU            AbortReasonType = 2
	AbortReasonUnrecognizedPDUParameter AbortReasonType = 3
	AbortReasonUnexpectedPDUParameter   AbortReasonType = 4
	AbortReasonInvalidPDUParameterValue AbortReasonType = 5
)

func (AbortReasonType) String 

func (i AbortReasonType) String() string

type PDU 

type PDU interface {
	fmt.Stringer
	Write() ([]byte, error)
	Read(*dicomio.Reader) (PDU, error)
}

PDU is the interface for DUL messages like A-ASSOCIATE-AC, P-DATA-TF.

func ReadPDU 

func ReadPDU(in io.Reader, maxPDUSize int) (PDU, error)

EncodePDU reads a "pdu" from a stream. maxPDUSize defines the maximum possible PDU size, in bytes, accepted by the caller.

type PDataTf 

type PDataTf struct {
	Items []PresentationDataValueItem
}

func (PDataTf) Read 

func (PDataTf) Read(d *dicomio.Reader) (PDU, error)

func (*PDataTf) String 

func (pdu *PDataTf) String() string

func (*PDataTf) Write 

func (pdu *PDataTf) Write() ([]byte, error)

type PresentationDataValueItem 

type PresentationDataValueItem struct {
	// Length: 2 + len(Value)
	ContextID byte

	// P3.8, E.2: the following two fields encode a single byte.
	Command bool // Bit 7 (LSB): 1 means command 0 means data
	Last    bool // Bit 6: 1 means last fragment. 0 means not last fragment.

	// Payload, either command or data
	Value []byte
}

P3.8 9.3.2.2.1 & 9.3.2.2.2

func ReadPresentationDataValueItem 

func ReadPresentationDataValueItem(d *dicomio.Reader) (PresentationDataValueItem, error)

func (*PresentationDataValueItem) String 

func (v *PresentationDataValueItem) String() string

func (*PresentationDataValueItem) Write 

func (v *PresentationDataValueItem) Write(e *dicomio.Writer) error

type RejectReasonType 

type RejectReasonType byte

Possible values for AAssociateRj.Reason 

const (
	RejectReasonNone                               RejectReasonType = 1
	RejectReasonApplicationContextNameNotSupported RejectReasonType = 2
	RejectReasonCallingAETitleNotRecognized        RejectReasonType = 3
	RejectReasonCalledAETitleNotRecognized         RejectReasonType = 7
)

func (RejectReasonType) String 

func (i RejectReasonType) String() string

type RejectResultType 

type RejectResultType byte

Possible values for AAssociateRj.Result 

const (
	ResultRejectedPermanent RejectResultType = 1
	ResultRejectedTransient RejectResultType = 2
)

func (RejectResultType) String 

func (i RejectResultType) String() string

type SourceType 

type SourceType byte

Possible values for AAssociateRj.Source 

const (
	SourceULServiceUser                 SourceType = 1
	SourceULServiceProviderACSE         SourceType = 2
	SourceULServiceProviderPresentation SourceType = 3
)

func (SourceType) String 

func (i SourceType) String() string

type Type 

type Type byte

Type defines type of the PDU packet. 

const (
	TypeAAssociateRq Type = 1 // A_ASSOCIATE_RQ
	TypeAAssociateAc Type = 2 // A_ASSOCIATE_AC
	TypeAAssociateRj Type = 3 // A_ASSOCIATE_RJ
	TypePDataTf      Type = 4 // P_DATA_TF
	TypeAReleaseRq   Type = 5 // A_RELEASE_RQ
	TypeAReleaseRp   Type = 6 // A_RELEASE_RP
	TypeAAbort       Type = 7 // A_ABORT
)

func (Type) String 

func (i Type) String() string

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