net

package
v5.12.1 Latest Latest
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 Go to latest Published: Nov 24, 2023 License: MIT Imports: 17 Imported by: 92

Documentation

Overview

Package net is a drop-in replacement to Golang's net package, with some more functionalities.

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)
)
View Source 
const (
	IPv4len = net.IPv4len
	IPv6len = net.IPv6len
)

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})

	// AnyIPv6 is a constant value for any IP in IPv6.
	AnyIPv6 = IPAddress([]byte{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0})
)
View Source 
var (
	Network_name = map[int32]string{
		0: "Unknown",
		1: "RawTCP",
		2: "TCP",
		3: "UDP",
		4: "UNIX",
	}
	Network_value = map[string]int32{
		"Unknown": 0,
		"RawTCP":  1,
		"TCP":     2,
		"UDP":     3,
		"UNIX":    4,
	}
)

Enum value maps for Network.

View Source 
var (
	CIDRMask        = net.CIDRMask
	Dial            = net.Dial
	DialTCP         = net.DialTCP
	DialUDP         = net.DialUDP
	DialUnix        = net.DialUnix
	FileConn        = net.FileConn
	Listen          = net.Listen
	ListenTCP       = net.ListenTCP
	ListenUDP       = net.ListenUDP
	ListenUnix      = net.ListenUnix
	LookupIP        = net.LookupIP
	ParseCIDR       = net.ParseCIDR
	ParseIP         = net.ParseIP
	ResolveUDPAddr  = net.ResolveUDPAddr
	ResolveUnixAddr = net.ResolveUnixAddr
	SplitHostPort   = net.SplitHostPort
)
View Source 
var File_common_net_address_proto protoreflect.FileDescriptor
View Source 
var File_common_net_destination_proto protoreflect.FileDescriptor
View Source 
var File_common_net_network_proto protoreflect.FileDescriptor
View Source 
var File_common_net_port_proto protoreflect.FileDescriptor

Functions

func HasNetwork 

func HasNetwork(list []Network, network Network) bool

HasNetwork returns true if the network list has a certain network.

func NewConnection 

func NewConnection(opts ...ConnectionOption) net.Conn

Types

type Addr 

type Addr = net.Addr

type AddrError 

type AddrError = net.AddrError

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 

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 

type AddressFamily byte

AddressFamily is the type of address.

func (AddressFamily) IsDomain 

func (af AddressFamily) IsDomain() bool

IsDomain returns true if current AddressFamily is Domain.

func (AddressFamily) IsIP 

func (af AddressFamily) IsIP() bool

IsIP returns true if current AddressFamily is IPv6 or IPv4.

func (AddressFamily) IsIPv4 

func (af AddressFamily) IsIPv4() bool

IsIPv4 returns true if current AddressFamily is IPv4.

func (AddressFamily) IsIPv6 

func (af AddressFamily) IsIPv6() bool

IsIPv6 returns true if current AddressFamily is IPv6.

type Conn 

type Conn = net.Conn

type ConnectionOption 

type ConnectionOption func(*connection)

func ConnectionInput 

func ConnectionInput(writer io.Writer) ConnectionOption

func ConnectionInputMulti 

func ConnectionInputMulti(writer buf.Writer) ConnectionOption

func ConnectionLocalAddr 

func ConnectionLocalAddr(a net.Addr) ConnectionOption

func ConnectionOnClose 

func ConnectionOnClose(n io.Closer) ConnectionOption

func ConnectionOutput 

func ConnectionOutput(reader io.Reader) ConnectionOption

func ConnectionOutputMulti 

func ConnectionOutputMulti(reader buf.Reader) ConnectionOption

func ConnectionOutputMultiUDP 

func ConnectionOutputMultiUDP(reader buf.Reader) ConnectionOption

func ConnectionRemoteAddr 

func ConnectionRemoteAddr(a net.Addr) ConnectionOption

type Destination 

type Destination struct {
	Address Address
	Port    Port
	Network Network
}

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

func DestinationFromAddr 

func DestinationFromAddr(addr net.Addr) Destination

DestinationFromAddr generates a Destination from a net address.

func ParseDestination 

func ParseDestination(dest string) (Destination, error)

ParseDestination converts a destination from its string presentation.

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 UnixDestination 

func UnixDestination(address Address) Destination

UnixDestination creates a Unix destination with given address

func (Destination) IsValid 

func (d Destination) IsValid() bool

IsValid returns true if this Destination is valid.

func (Destination) NetAddr 

func (d Destination) NetAddr() string

NetAddr returns the network address in this Destination in string form.

func (Destination) String 

func (d Destination) String() string

String returns the strings form of this Destination.

type Dialer 

type Dialer = net.Dialer

type Endpoint 

type Endpoint struct {
	Network Network     `protobuf:"varint,1,opt,name=network,proto3,enum=v2ray.core.common.net.Network" json:"network,omitempty"`
	Address *IPOrDomain `protobuf:"bytes,2,opt,name=address,proto3" json:"address,omitempty"`
	Port    uint32      `protobuf:"varint,3,opt,name=port,proto3" json:"port,omitempty"`
	// contains filtered or unexported fields
}

Endpoint of a network connection.

func (*Endpoint) AsDestination 

func (p *Endpoint) AsDestination() Destination

AsDestination converts current Endpoint into Destination.

func (*Endpoint) Descriptor deprecated 

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

Deprecated: Use Endpoint.ProtoReflect.Descriptor instead.

func (*Endpoint) GetAddress 

func (x *Endpoint) GetAddress() *IPOrDomain

func (*Endpoint) GetNetwork 

func (x *Endpoint) GetNetwork() Network

func (*Endpoint) GetPort 

func (x *Endpoint) GetPort() uint32

func (*Endpoint) ProtoMessage 

func (*Endpoint) ProtoMessage()

func (*Endpoint) ProtoReflect 

func (x *Endpoint) ProtoReflect() protoreflect.Message

func (*Endpoint) Reset 

func (x *Endpoint) Reset()

func (*Endpoint) String 

func (x *Endpoint) String() string

type Error 

type Error = net.Error

type IP 

type IP = net.IP

type IPMask 

type IPMask = net.IPMask

type IPNet 

type IPNet = net.IPNet

type IPOrDomain 

type IPOrDomain struct {

	// Types that are assignable to Address:
	//
	//	*IPOrDomain_Ip
	//	*IPOrDomain_Domain
	Address isIPOrDomain_Address `protobuf_oneof:"address"`
	// contains filtered or unexported fields
}

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

func NewIPOrDomain 

func NewIPOrDomain(addr Address) *IPOrDomain

NewIPOrDomain translates Address to IPOrDomain

func (*IPOrDomain) AsAddress 

func (d *IPOrDomain) AsAddress() Address

AsAddress translates IPOrDomain to Address.

func (*IPOrDomain) Descriptor deprecated 

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

Deprecated: Use IPOrDomain.ProtoReflect.Descriptor instead.

func (*IPOrDomain) GetAddress 

func (m *IPOrDomain) GetAddress() isIPOrDomain_Address

func (*IPOrDomain) GetDomain 

func (x *IPOrDomain) GetDomain() string

func (*IPOrDomain) GetIp 

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

func (*IPOrDomain) ProtoMessage 

func (*IPOrDomain) ProtoMessage()

func (*IPOrDomain) ProtoReflect 

func (x *IPOrDomain) ProtoReflect() protoreflect.Message

func (*IPOrDomain) Reset 

func (x *IPOrDomain) Reset()

func (*IPOrDomain) String 

func (x *IPOrDomain) String() string

func (*IPOrDomain) UnmarshalJSONPB 

func (d *IPOrDomain) UnmarshalJSONPB(unmarshaler *jsonpb.Unmarshaler, bytes []byte) error

type IPOrDomain_Domain 

type IPOrDomain_Domain struct {
	// Domain address.
	Domain string `protobuf:"bytes,2,opt,name=domain,proto3,oneof"`
}

type IPOrDomain_Ip 

type IPOrDomain_Ip struct {
	// IP address. Must by either 4 or 16 bytes.
	Ip []byte `protobuf:"bytes,1,opt,name=ip,proto3,oneof"`
}

type ListenConfig 

type ListenConfig = net.ListenConfig

type Listener 

type Listener = net.Listener

type MemoryPortList 

type MemoryPortList []MemoryPortRange

func PortListFromProto 

func PortListFromProto(l *PortList) MemoryPortList

func (MemoryPortList) Contains 

func (mpl MemoryPortList) Contains(port Port) bool

type MemoryPortRange 

type MemoryPortRange struct {
	From Port
	To   Port
}

func (MemoryPortRange) Contains 

func (r MemoryPortRange) Contains(port Port) bool

type Network 

type Network int32
const (
	Network_Unknown Network = 0
	// Deprecated: Marked as deprecated in common/net/network.proto.
	Network_RawTCP Network = 1
	Network_TCP    Network = 2
	Network_UDP    Network = 3
	Network_UNIX   Network = 4
)

func ParseNetwork 

func ParseNetwork(net string) Network

func ParseNetworkStringList added in v5.0.8 

func ParseNetworkStringList(strList []string) []Network

func (Network) Descriptor 

func (Network) Descriptor() protoreflect.EnumDescriptor

func (Network) Enum 

func (x Network) Enum() *Network

func (Network) EnumDescriptor deprecated 

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

Deprecated: Use Network.Descriptor instead.

func (Network) Number 

func (x Network) Number() protoreflect.EnumNumber

func (Network) String 

func (x Network) String() string

func (Network) SystemString 

func (n Network) SystemString() string

func (Network) Type 

func (Network) Type() protoreflect.EnumType

type NetworkList 

type NetworkList struct {
	Network []Network `protobuf:"varint,1,rep,packed,name=network,proto3,enum=v2ray.core.common.net.Network" json:"network,omitempty"`
	// contains filtered or unexported fields
}

NetworkList is a list of Networks.

func (*NetworkList) Descriptor deprecated 

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

Deprecated: Use NetworkList.ProtoReflect.Descriptor instead.

func (*NetworkList) GetNetwork 

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

func (*NetworkList) ProtoMessage 

func (*NetworkList) ProtoMessage()

func (*NetworkList) ProtoReflect 

func (x *NetworkList) ProtoReflect() protoreflect.Message

func (*NetworkList) Reset 

func (x *NetworkList) Reset()

func (*NetworkList) String 

func (x *NetworkList) String() string

func (*NetworkList) UnmarshalJSONPB added in v5.0.8 

func (nl *NetworkList) UnmarshalJSONPB(unmarshaler *jsonpb.Unmarshaler, bytes []byte) error

type PacketConn 

type PacketConn = net.PacketConn

type Port 

type Port uint16

Port represents a network port in TCP and UDP protocol.

func PortFromBytes 

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 

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 

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) String 

func (p Port) String() string

String returns the string presentation of a Port.

func (Port) Value 

func (p Port) Value() uint16

Value return the corresponding uint16 value of a Port.

type PortList 

type PortList struct {
	Range []*PortRange `protobuf:"bytes,1,rep,name=range,proto3" json:"range,omitempty"`
	// contains filtered or unexported fields
}

PortList is a list of ports.

func (*PortList) Descriptor deprecated 

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

Deprecated: Use PortList.ProtoReflect.Descriptor instead.

func (*PortList) GetRange 

func (x *PortList) GetRange() []*PortRange

func (*PortList) ProtoMessage 

func (*PortList) ProtoMessage()

func (*PortList) ProtoReflect 

func (x *PortList) ProtoReflect() protoreflect.Message

func (*PortList) Reset 

func (x *PortList) Reset()

func (*PortList) String 

func (x *PortList) String() string

type PortRange 

type PortRange struct {

	// The port that this range starts from.
	From uint32 `protobuf:"varint,1,opt,name=From,proto3" json:"From,omitempty"`
	// The port that this range ends with (inclusive).
	To uint32 `protobuf:"varint,2,opt,name=To,proto3" json:"To,omitempty"`
	// contains filtered or unexported fields
}

PortRange represents a range of ports.

func SinglePortRange 

func SinglePortRange(p Port) *PortRange

SinglePortRange returns a PortRange contains a single port.

func (*PortRange) Contains 

func (p *PortRange) Contains(port Port) bool

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

func (*PortRange) Descriptor deprecated 

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

Deprecated: Use PortRange.ProtoReflect.Descriptor instead.

func (*PortRange) FromPort 

func (p *PortRange) FromPort() Port

FromPort returns the beginning port of this PortRange.

func (*PortRange) GetFrom 

func (x *PortRange) GetFrom() uint32

func (*PortRange) GetTo 

func (x *PortRange) GetTo() uint32

func (*PortRange) ProtoMessage 

func (*PortRange) ProtoMessage()

func (*PortRange) ProtoReflect 

func (x *PortRange) ProtoReflect() protoreflect.Message

func (*PortRange) Reset 

func (x *PortRange) Reset()

func (*PortRange) String 

func (x *PortRange) String() string

func (*PortRange) ToPort 

func (p *PortRange) ToPort() Port

ToPort returns the end port of this PortRange.

type Resolver 

type Resolver = net.Resolver

type TCPAddr 

type TCPAddr = net.TCPAddr

type TCPConn 

type TCPConn = net.TCPConn

type TCPListener 

type TCPListener = net.TCPListener

type UDPAddr 

type UDPAddr = net.UDPAddr

type UDPConn 

type UDPConn = net.UDPConn

type UnixAddr 

type UnixAddr = net.UnixAddr

type UnixConn 

type UnixConn = net.UnixConn

type UnixListener 

type UnixListener = net.UnixListener

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