net

package
v2.36.1+incompatible Latest Latest
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 Go to latest Published: Aug 25, 2017 License: MIT Imports: 10 Imported by: 0

Documentation

Overview

Package net contains common network utilities.

Index

Constants

View Source 
const (
	// AddressFamilyIPv4 represents address as IPv4
	AddressFamilyIPv4 = AddressFamily(0)

	// AddressFamilyIPv6 represents address as IPv6
	AddressFamilyIPv6 = AddressFamily(1)

	// AddressFamilyDomain represents address as Domain
	AddressFamilyDomain = AddressFamily(2)
)

Variables

View Source 
var (
	// LocalHostIP is a constant value for localhost IP in IPv4.
	LocalHostIP = IPAddress([]byte{127, 0, 0, 1})

	// AnyIP is a constant value for any IP in IPv4.
	AnyIP = IPAddress([]byte{0, 0, 0, 0})

	// LocalHostDomain is a constant value for localhost domain.
	LocalHostDomain = DomainAddress("localhost")

	// LocalHostIPv6 is a constant value for localhost IP in IPv6.
	LocalHostIPv6 = IPAddress([]byte{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1})
)
View Source 
var Network_name = map[int32]string{
	0: "Unknown",
	1: "RawTCP",
	2: "TCP",
	3: "UDP",
}
View Source 
var Network_value = map[string]int32{
	"Unknown": 0,
	"RawTCP":  1,
	"TCP":     2,
	"UDP":     3,
}

Functions

This section is empty.

Types

type Address 

type Address interface {
	IP() net.IP     // IP of this Address
	Domain() string // Domain of this Address
	Family() AddressFamily

	String() string // String representation of this Address
}

Address represents a network address to be communicated with. It may be an IP address or domain address, not both. This interface doesn't resolve IP address for a given domain.

func DomainAddress 

func DomainAddress(domain string) Address

DomainAddress creates an Address with given domain.

func IPAddress 

func IPAddress(ip []byte) Address

IPAddress creates an Address with given IP.

func ParseAddress added in v1.9.1 

func ParseAddress(addr string) Address

ParseAddress parses a string into an Address. The return value will be an IPAddress when the string is in the form of IPv4 or IPv6 address, or a DomainAddress otherwise.

type AddressFamily added in v1.24.1 

type AddressFamily int

AddressFamily is the type of address.

func (AddressFamily) Either added in v1.24.1 

func (v AddressFamily) Either(fs ...AddressFamily) bool

func (AddressFamily) IsDomain added in v1.24.1 

func (v AddressFamily) IsDomain() bool

func (AddressFamily) IsIPv4 added in v1.24.1 

func (v AddressFamily) IsIPv4() bool

func (AddressFamily) IsIPv6 added in v1.24.1 

func (v AddressFamily) IsIPv6() bool

type Destination 

type Destination struct {
	Network Network
	Port    Port
	Address Address
}

Destination represents a network destination including address and protocol (tcp / udp).

func DestinationFromAddr added in v1.24.1 

func DestinationFromAddr(addr net.Addr) Destination

DestinationFromAddr generates a Destination from a net address.

func TCPDestination 

func TCPDestination(address Address, port Port) Destination

TCPDestination creates a TCP destination with given address

func UDPDestination 

func UDPDestination(address Address, port Port) Destination

UDPDestination creates a UDP destination with given address

func (Destination) IsValid 

func (d Destination) IsValid() bool

func (Destination) NetAddr added in v1.9.1 

func (d Destination) NetAddr() string

func (Destination) String 

func (d Destination) String() string

type Endpoint 

type Endpoint struct {
	Network Network     `protobuf:"varint,1,opt,name=network,enum=v2ray.core.common.net.Network" json:"network,omitempty"`
	Address *IPOrDomain `protobuf:"bytes,2,opt,name=address" json:"address,omitempty"`
	Port    uint32      `protobuf:"varint,3,opt,name=port" json:"port,omitempty"`
}

Endpoint of a network connection.

func (*Endpoint) AsDestination 

func (p *Endpoint) AsDestination() Destination

AsDestination converts current Enpoint into Destination.

func (*Endpoint) Descriptor 

func (*Endpoint) Descriptor() ([]byte, []int)

func (*Endpoint) GetAddress 

func (m *Endpoint) GetAddress() *IPOrDomain

func (*Endpoint) GetNetwork 

func (m *Endpoint) GetNetwork() Network

func (*Endpoint) GetPort 

func (m *Endpoint) GetPort() uint32

func (*Endpoint) ProtoMessage 

func (*Endpoint) ProtoMessage()

func (*Endpoint) Reset 

func (m *Endpoint) Reset()

func (*Endpoint) String 

func (m *Endpoint) String() string

type IPNet added in v1.1.1 

type IPNet struct {
	// contains filtered or unexported fields
}

func NewIPNet added in v1.1.1 

func NewIPNet() *IPNet

func (*IPNet) Add added in v1.1.1 

func (n *IPNet) Add(ipNet *net.IPNet)

func (*IPNet) AddIP 

func (n *IPNet) AddIP(ip []byte, mask byte)

func (*IPNet) Contains added in v1.1.1 

func (n *IPNet) Contains(ip net.IP) bool

func (*IPNet) IsEmpty 

func (n *IPNet) IsEmpty() bool

type IPOrDomain 

type IPOrDomain struct {
	// Types that are valid to be assigned to Address:
	//	*IPOrDomain_Ip
	//	*IPOrDomain_Domain
	Address isIPOrDomain_Address `protobuf_oneof:"address"`
}

Address of a network host. It may be either an IP address or a domain address.

func NewIPOrDomain 

func NewIPOrDomain(addr Address) *IPOrDomain

func (*IPOrDomain) AsAddress 

func (v *IPOrDomain) AsAddress() Address

func (*IPOrDomain) Descriptor 

func (*IPOrDomain) Descriptor() ([]byte, []int)

func (*IPOrDomain) GetAddress 

func (m *IPOrDomain) GetAddress() isIPOrDomain_Address

func (*IPOrDomain) GetDomain 

func (m *IPOrDomain) GetDomain() string

func (*IPOrDomain) GetIp 

func (m *IPOrDomain) GetIp() []byte

func (*IPOrDomain) ProtoMessage 

func (*IPOrDomain) ProtoMessage()

func (*IPOrDomain) Reset 

func (m *IPOrDomain) Reset()

func (*IPOrDomain) String 

func (m *IPOrDomain) String() string

func (*IPOrDomain) XXX_OneofFuncs 

func (*IPOrDomain) XXX_OneofFuncs() (func(msg proto.Message, b *proto.Buffer) error, func(msg proto.Message, tag, wire int, b *proto.Buffer) (bool, error), func(msg proto.Message) (n int), []interface{})

XXX_OneofFuncs is for the internal use of the proto package.

type IPOrDomain_Domain 

type IPOrDomain_Domain struct {
	Domain string `protobuf:"bytes,2,opt,name=domain,oneof"`
}

type IPOrDomain_Ip 

type IPOrDomain_Ip struct {
	Ip []byte `protobuf:"bytes,1,opt,name=ip,proto3,oneof"`
}

type Network added in v0.14.1 

type Network int32
const (
	Network_Unknown Network = 0
	Network_RawTCP  Network = 1
	Network_TCP     Network = 2
	Network_UDP     Network = 3
)

func ParseNetwork 

func ParseNetwork(nwStr string) Network

func (Network) AsList added in v1.9.1 

func (n Network) AsList() *NetworkList

func (Network) EnumDescriptor 

func (Network) EnumDescriptor() ([]byte, []int)

func (Network) String added in v1.17.1 

func (x Network) String() string

func (Network) SystemString 

func (n Network) SystemString() string

func (Network) URLPrefix 

func (n Network) URLPrefix() string

type NetworkList added in v0.14.1 

type NetworkList struct {
	Network []Network `protobuf:"varint,1,rep,packed,name=network,enum=v2ray.core.common.net.Network" json:"network,omitempty"`
}

NetworkList is a list of Networks.

func (*NetworkList) Descriptor 

func (*NetworkList) Descriptor() ([]byte, []int)

func (NetworkList) Get 

func (l NetworkList) Get(idx int) Network

func (*NetworkList) GetNetwork 

func (m *NetworkList) GetNetwork() []Network

func (NetworkList) HasNetwork added in v0.14.1 

func (l NetworkList) HasNetwork(network Network) bool

HasNetwork returns true if the given network is in v NetworkList.

func (*NetworkList) ProtoMessage 

func (*NetworkList) ProtoMessage()

func (*NetworkList) Reset 

func (m *NetworkList) Reset()

func (NetworkList) Size 

func (l NetworkList) Size() int

Size returns the number of networks in this network list.

func (*NetworkList) String 

func (m *NetworkList) String() string

type Port added in v1.1.1 

type Port uint16

Port represents a network port in TCP and UDP protocol.

func PortFromBytes added in v1.1.1 

func PortFromBytes(port []byte) Port

PortFromBytes converts a byte array to a Port, assuming bytes are in big endian order. @unsafe Caller must ensure that the byte array has at least 2 elements.

func PortFromInt added in v1.9.1 

func PortFromInt(val uint32) (Port, error)

PortFromInt converts an integer to a Port. @error when the integer is not positive or larger then 65535

func PortFromString added in v1.9.1 

func PortFromString(s string) (Port, error)

PortFromString converts a string to a Port. @error when the string is not an integer or the integral value is a not a valid Port.

func (Port) Bytes added in v1.1.1 

func (p Port) Bytes(b []byte) []byte

Bytes returns the correspoding bytes of a Port, in big endian order.

func (Port) String added in v1.1.1 

func (p Port) String() string

String returns the string presentation of a Port.

func (Port) Value added in v1.1.1 

func (p Port) Value() uint16

Value return the correspoding uint16 value of a Port.

type PortRange added in v0.14.1 

type PortRange struct {
	// The port that this range starts from.
	From uint32 `protobuf:"varint,1,opt,name=From" json:"From,omitempty"`
	// The port that this range ends with (inclusive).
	To uint32 `protobuf:"varint,2,opt,name=To" json:"To,omitempty"`
}

PortRange represents a range of ports.

func SinglePortRange 

func SinglePortRange(p Port) *PortRange

SinglePortRange returns a PortRange contains a single port.

func (PortRange) Contains added in v1.9.1 

func (p PortRange) Contains(port Port) bool

Contains returns true if the given port is within the range of a PortRange.

func (*PortRange) Descriptor 

func (*PortRange) Descriptor() ([]byte, []int)

func (PortRange) FromPort 

func (p PortRange) FromPort() Port

FromPort returns the begining port of this PortRange.

func (*PortRange) GetFrom 

func (m *PortRange) GetFrom() uint32

func (*PortRange) GetTo 

func (m *PortRange) GetTo() uint32

func (*PortRange) ProtoMessage 

func (*PortRange) ProtoMessage()

func (*PortRange) Reset 

func (m *PortRange) Reset()

func (*PortRange) String 

func (m *PortRange) String() string

func (PortRange) ToPort 

func (p PortRange) ToPort() Port

ToPort returns the end port of this PortRange.

Source Files

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