net

package
v1.1.0 Latest Latest
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 Go to latest Published: Oct 17, 2022 License: MIT Imports: 17 Imported by: 0

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
	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 added in v1.0.0 

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

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

func NewConnection added in v1.0.0 

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

Types

type Addr added in v1.0.0 

type Addr = net.Addr

type AddrError added in v1.0.0 

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 added in v1.0.0 

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 v1.0.0 

type AddressFamily byte

AddressFamily is the type of address.

func (AddressFamily) IsDomain added in v1.0.0 

func (af AddressFamily) IsDomain() bool

IsDomain returns true if current AddressFamily is Domain.

func (AddressFamily) IsIP added in v1.0.0 

func (af AddressFamily) IsIP() bool

IsIP returns true if current AddressFamily is IPv6 or IPv4.

func (AddressFamily) IsIPv4 added in v1.0.0 

func (af AddressFamily) IsIPv4() bool

IsIPv4 returns true if current AddressFamily is IPv4.

func (AddressFamily) IsIPv6 added in v1.0.0 

func (af AddressFamily) IsIPv6() bool

IsIPv6 returns true if current AddressFamily is IPv6.

type Conn added in v1.0.0 

type Conn = net.Conn

type ConnectionOption added in v1.0.0 

type ConnectionOption func(*connection)

func ConnectionInput added in v1.0.0 

func ConnectionInput(writer io.Writer) ConnectionOption

func ConnectionInputMulti added in v1.0.0 

func ConnectionInputMulti(writer buf.Writer) ConnectionOption

func ConnectionLocalAddr added in v1.0.0 

func ConnectionLocalAddr(a net.Addr) ConnectionOption

func ConnectionOnClose added in v1.0.0 

func ConnectionOnClose(n io.Closer) ConnectionOption

func ConnectionOutput added in v1.0.0 

func ConnectionOutput(reader io.Reader) ConnectionOption

func ConnectionOutputMulti added in v1.0.0 

func ConnectionOutputMulti(reader buf.Reader) ConnectionOption

func ConnectionOutputMultiUDP added in v1.0.0 

func ConnectionOutputMultiUDP(reader buf.Reader) ConnectionOption

func ConnectionRemoteAddr added in v1.0.0 

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 added in v1.0.0 

func DestinationFromAddr(addr net.Addr) Destination

DestinationFromAddr generates a Destination from a net address.

func ParseDestination added in v1.0.0 

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 added in v1.0.0 

func UnixDestination(address Address) Destination

UnixDestination creates a Unix destination with given address

func (Destination) IsValid added in v1.0.0 

func (d Destination) IsValid() bool

IsValid returns true if this Destination is valid.

func (Destination) NetAddr added in v1.0.0 

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 added in v1.0.0 

type Dialer = net.Dialer

type Endpoint added in v1.0.0 

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 added in v1.0.0 

func (p *Endpoint) AsDestination() Destination

AsDestination converts current Endpoint into Destination.

func (*Endpoint) Descriptor deprecated added in v1.0.0 

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

Deprecated: Use Endpoint.ProtoReflect.Descriptor instead.

func (*Endpoint) GetAddress added in v1.0.0 

func (x *Endpoint) GetAddress() *IPOrDomain

func (*Endpoint) GetNetwork added in v1.0.0 

func (x *Endpoint) GetNetwork() Network

func (*Endpoint) GetPort added in v1.0.0 

func (x *Endpoint) GetPort() uint32

func (*Endpoint) ProtoMessage added in v1.0.0 

func (*Endpoint) ProtoMessage()

func (*Endpoint) ProtoReflect added in v1.0.0 

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

func (*Endpoint) Reset added in v1.0.0 

func (x *Endpoint) Reset()

func (*Endpoint) String added in v1.0.0 

func (x *Endpoint) String() string

type Error added in v1.0.0 

type Error = net.Error

type IP added in v1.0.0 

type IP = net.IP

type IPMask added in v1.0.0 

type IPMask = net.IPMask

type IPNet added in v1.0.0 

type IPNet = net.IPNet

type IPOrDomain added in v1.0.0 

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 added in v1.0.0 

func NewIPOrDomain(addr Address) *IPOrDomain

NewIPOrDomain translates Address to IPOrDomain

func (*IPOrDomain) AsAddress added in v1.0.0 

func (d *IPOrDomain) AsAddress() Address

AsAddress translates IPOrDomain to Address.

func (*IPOrDomain) Descriptor deprecated added in v1.0.0 

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

Deprecated: Use IPOrDomain.ProtoReflect.Descriptor instead.

func (*IPOrDomain) GetAddress added in v1.0.0 

func (m *IPOrDomain) GetAddress() isIPOrDomain_Address

func (*IPOrDomain) GetDomain added in v1.0.0 

func (x *IPOrDomain) GetDomain() string

func (*IPOrDomain) GetIp added in v1.0.0 

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

func (*IPOrDomain) ProtoMessage added in v1.0.0 

func (*IPOrDomain) ProtoMessage()

func (*IPOrDomain) ProtoReflect added in v1.0.0 

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

func (*IPOrDomain) Reset added in v1.0.0 

func (x *IPOrDomain) Reset()

func (*IPOrDomain) String added in v1.0.0 

func (x *IPOrDomain) String() string

func (*IPOrDomain) UnmarshalJSONPB added in v1.0.0 

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

type IPOrDomain_Domain added in v1.0.0 

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

type IPOrDomain_Ip added in v1.0.0 

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 added in v1.0.0 

type ListenConfig = net.ListenConfig

type Listener added in v1.0.0 

type Listener = net.Listener

type MemoryPortList added in v1.0.0 

type MemoryPortList []MemoryPortRange

func PortListFromProto added in v1.0.0 

func PortListFromProto(l *PortList) MemoryPortList

func (MemoryPortList) Contains added in v1.0.0 

func (mpl MemoryPortList) Contains(port Port) bool

type MemoryPortRange added in v1.0.0 

type MemoryPortRange struct {
	From Port
	To   Port
}

func (MemoryPortRange) Contains added in v1.0.0 

func (r MemoryPortRange) Contains(port Port) bool

type Network 

type Network int32
const (
	Network_Unknown Network = 0
	// Deprecated: Do not use.
	Network_RawTCP Network = 1
	Network_TCP    Network = 2
	Network_UDP    Network = 3
	Network_UNIX   Network = 4
)

func ParseNetwork added in v1.0.0 

func ParseNetwork(net string) Network

func ParseNetworkStringList added in v1.0.0 

func ParseNetworkStringList(strList []string) []Network

func (Network) Descriptor added in v1.0.0 

func (Network) Descriptor() protoreflect.EnumDescriptor

func (Network) Enum added in v1.0.0 

func (x Network) Enum() *Network

func (Network) EnumDescriptor deprecated added in v1.0.0 

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

Deprecated: Use Network.Descriptor instead.

func (Network) Number added in v1.0.0 

func (x Network) Number() protoreflect.EnumNumber

func (Network) String added in v1.0.0 

func (x Network) String() string

func (Network) SystemString added in v1.0.0 

func (n Network) SystemString() string

func (Network) Type added in v1.0.0 

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 added in v1.0.0 

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

Deprecated: Use NetworkList.ProtoReflect.Descriptor instead.

func (*NetworkList) GetNetwork added in v1.0.0 

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

func (*NetworkList) ProtoMessage added in v1.0.0 

func (*NetworkList) ProtoMessage()

func (*NetworkList) ProtoReflect added in v1.0.0 

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

func (*NetworkList) Reset added in v1.0.0 

func (x *NetworkList) Reset()

func (*NetworkList) String added in v1.0.0 

func (x *NetworkList) String() string

func (*NetworkList) UnmarshalJSONPB added in v1.0.0 

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

type PacketConn added in v1.0.0 

type PacketConn = net.PacketConn

type Port added in v1.0.0 

type Port uint16

Port represents a network port in TCP and UDP protocol.

func PortFromBytes added in v1.0.0 

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 v1.0.0 

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 v1.0.0 

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 added in v1.0.0 

func (p Port) String() string

String returns the string presentation of a Port.

func (Port) Value added in v1.0.0 

func (p Port) Value() uint16

Value return the corresponding uint16 value of a Port.

type PortList added in v1.0.0 

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 added in v1.0.0 

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

Deprecated: Use PortList.ProtoReflect.Descriptor instead.

func (*PortList) GetRange added in v1.0.0 

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

func (*PortList) ProtoMessage added in v1.0.0 

func (*PortList) ProtoMessage()

func (*PortList) ProtoReflect added in v1.0.0 

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

func (*PortList) Reset added in v1.0.0 

func (x *PortList) Reset()

func (*PortList) String added in v1.0.0 

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 added in v1.0.0 

func SinglePortRange(p Port) *PortRange

SinglePortRange returns a PortRange contains a single port.

func (*PortRange) Contains added in v1.0.0 

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 added in v1.0.0 

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

Deprecated: Use PortRange.ProtoReflect.Descriptor instead.

func (*PortRange) FromPort added in v1.0.0 

func (p *PortRange) FromPort() Port

FromPort returns the beginning port of this PortRange.

func (*PortRange) GetFrom added in v1.0.0 

func (x *PortRange) GetFrom() uint32

func (*PortRange) GetTo added in v1.0.0 

func (x *PortRange) GetTo() uint32

func (*PortRange) ProtoMessage added in v1.0.0 

func (*PortRange) ProtoMessage()

func (*PortRange) ProtoReflect added in v1.0.0 

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

func (*PortRange) Reset added in v1.0.0 

func (x *PortRange) Reset()

func (*PortRange) String added in v1.0.0 

func (x *PortRange) String() string

func (*PortRange) ToPort added in v1.0.0 

func (p *PortRange) ToPort() Port

ToPort returns the end port of this PortRange.

type Resolver added in v1.0.0 

type Resolver = net.Resolver

type TCPAddr added in v1.0.0 

type TCPAddr = net.TCPAddr

type TCPConn added in v1.0.0 

type TCPConn = net.TCPConn

type TCPListener added in v1.0.0 

type TCPListener = net.TCPListener

type UDPAddr added in v1.0.0 

type UDPAddr = net.UDPAddr

type UDPConn added in v1.0.0 

type UDPConn = net.UDPConn

type UnixAddr added in v1.0.0 

type UnixAddr = net.UnixAddr

type UnixConn added in v1.0.0 

type UnixConn = net.UnixConn

type UnixListener added in v1.0.0 

type UnixListener = net.UnixListener

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