seg

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v0.3.1 Latest Latest
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 Go to latest Published: Sep 24, 2018 License: Apache-2.0 Imports: 11 Imported by: 0

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Constants

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Variables

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Functions

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Types

type ASEntry 

type ASEntry struct {
	RawIA      addr.IAInt `capnp:"isdas"`
	TrcVer     uint64
	CertVer    uint64
	IfIDSize   uint8
	HopEntries []*HopEntry `capnp:"hops"`
	MTU        uint16      `capnp:"mtu"`
	Exts       struct {
		RoutingPolicy common.RawBytes `capnp:"-"` // Not supported yet
		Sibra         common.RawBytes `capnp:"-"` // Not supported yet
	}
}

func NewASEntryFromRaw 

func NewASEntryFromRaw(b common.RawBytes) (*ASEntry, error)

func (*ASEntry) IA 

func (ase *ASEntry) IA() addr.IA

func (*ASEntry) Pack 

func (ase *ASEntry) Pack() (common.RawBytes, error)

func (*ASEntry) ProtoId 

func (ase *ASEntry) ProtoId() proto.ProtoIdType

func (*ASEntry) String 

func (ase *ASEntry) String() string

func (*ASEntry) Validate 

func (ase *ASEntry) Validate(prevIA addr.IA, nextIA addr.IA) error

type HopEntry 

type HopEntry struct {
	RawInIA     addr.IAInt `capnp:"inIA"`
	RemoteInIF  common.IFIDType
	InMTU       uint16     `capnp:"inMTU"`
	RawOutIA    addr.IAInt `capnp:"outIA"`
	RemoteOutIF common.IFIDType
	RawHopField []byte `capnp:"hopF"`
}

func (*HopEntry) HopField 

func (e *HopEntry) HopField() (*spath.HopField, error)

func (*HopEntry) InIA 

func (e *HopEntry) InIA() addr.IA

func (*HopEntry) OutIA 

func (e *HopEntry) OutIA() addr.IA

type Meta 

type Meta struct {
	Type    proto.PathSegType
	Segment *PathSegment `capnp:"pathSeg"`
}

func NewMeta added in v0.3.0 

func NewMeta(s *PathSegment, t proto.PathSegType) *Meta

func (*Meta) String 

func (m *Meta) String() string

type PathSegment 

type PathSegment struct {
	RawSData     common.RawBytes        `capnp:"sdata"`
	SData        *PathSegmentSignedData `capnp:"-"`
	RawASEntries []*proto.SignedBlobS   `capnp:"asEntries"`
	ASEntries    []*ASEntry             `capnp:"-"`
	// contains filtered or unexported fields
}

func NewSeg 

func NewSeg(infoF *spath.InfoField) (*PathSegment, error)

func NewSegFromRaw 

func NewSegFromRaw(b common.RawBytes) (*PathSegment, error)

func (*PathSegment) AddASEntry 

func (ps *PathSegment) AddASEntry(ase *ASEntry, signType proto.SignType,
	signSrc common.RawBytes) error

func (*PathSegment) ContainsInterface 

func (ps *PathSegment) ContainsInterface(ia addr.IA, ifid common.IFIDType) bool

func (*PathSegment) FirstIA added in v0.3.0 

func (ps *PathSegment) FirstIA() addr.IA

FirstIA returns the IA of the first ASEntry. Note that if the seg contains no ASEntries this method will panic.

func (*PathSegment) ID 

func (ps *PathSegment) ID() (common.RawBytes, error)

func (*PathSegment) InfoF 

func (ps *PathSegment) InfoF() (*spath.InfoField, error)

func (*PathSegment) LastIA added in v0.3.0 

func (ps *PathSegment) LastIA() addr.IA

LastIA returns the IA of the last ASEntry. Note that if the seg contains no ASEntries this method will panic.

func (*PathSegment) MaxAEIdx 

func (ps *PathSegment) MaxAEIdx() int

func (*PathSegment) MaxExpiry added in v0.3.0 

func (ps *PathSegment) MaxExpiry() time.Time

MaxExpiry returns the maximum expiry of all hop fields. Assumes segment is validated.

func (*PathSegment) MinExpiry added in v0.3.0 

func (ps *PathSegment) MinExpiry() time.Time

MinExpiry returns the minimum expiry of all hop fields. Assumes segment is validated.

func (*PathSegment) Pack 

func (ps *PathSegment) Pack() (common.RawBytes, error)

func (*PathSegment) ParseRaw 

func (ps *PathSegment) ParseRaw() error

func (*PathSegment) ProtoId 

func (ps *PathSegment) ProtoId() proto.ProtoIdType

func (*PathSegment) RawWriteTo added in v0.3.0 

func (ps *PathSegment) RawWriteTo(w io.Writer) (int64, error)

RawWriteTo writes the PathSegment to the writer in a form that is understood by spath/Path.

func (*PathSegment) SignLastASEntry 

func (ps *PathSegment) SignLastASEntry(key common.RawBytes) error

func (*PathSegment) String 

func (ps *PathSegment) String() string

func (*PathSegment) Validate 

func (ps *PathSegment) Validate() error

func (*PathSegment) VerifyASEntry 

func (ps *PathSegment) VerifyASEntry(key common.RawBytes, idx int) error

func (*PathSegment) WalkHopEntries 

func (ps *PathSegment) WalkHopEntries() error

WalkHopEntries iterates through the hop entries of asEntries, checking that the hop fields within can be parsed. If an parse error is found, the function immediately returns with an error.

func (*PathSegment) Write 

func (ps *PathSegment) Write(b common.RawBytes) (int, error)

type PathSegmentSignedData 

type PathSegmentSignedData struct {
	RawInfo common.RawBytes `capnp:"infoF"`
}

func NewPathSegmentSignedDataFromRaw 

func NewPathSegmentSignedDataFromRaw(b common.RawBytes) (*PathSegmentSignedData, error)

func (*PathSegmentSignedData) InfoF 

func (pss *PathSegmentSignedData) InfoF() (*spath.InfoField, error)

func (*PathSegmentSignedData) ProtoId 

func (pss *PathSegmentSignedData) ProtoId() proto.ProtoIdType

func (*PathSegmentSignedData) String 

func (pss *PathSegmentSignedData) String() string

func (*PathSegmentSignedData) Validate added in v0.3.0 

func (pss *PathSegmentSignedData) Validate() error

type Segments added in v0.3.0 

type Segments []*PathSegment

Segments is just a helper type to have additional methods on top of a slice of PathSegments.

func (*Segments) FilterSegs added in v0.3.0 

func (segs *Segments) FilterSegs(keep func(*PathSegment) bool) int

FilterSegs filters the given segs and only keeps the segments for which keep returns true. Modifies segs in-place. Returns the number of segments filtered out.

func (Segments) FirstIAs added in v0.3.0 

func (segs Segments) FirstIAs() []addr.IA

FirstIAs returns the slice of FirstIAs in the given segments. Each FirstIA appears just once.

func (Segments) LastIAs added in v0.3.0 

func (segs Segments) LastIAs() []addr.IA

LastIAs returns the slice of LastIAs in the given segments. Each LastIA appears just once.

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