EAddressInfoFlags

Windows
MacOS
Linux

References

Module

Sockets

Header

/Engine/Source/Runtime/Sockets/Public/AddressInfoTypes.h

Include

#include "AddressInfoTypes.h"

Syntax

enum EAddressInfoFlags
{
    AllResults                = 1 << 0,
    NoResolveHost             = 1 << 1,
    NoResolveService          = 1 << 2,
    OnlyUsableAddresses       = 1 << 3,
    BindableAddress           = 1 << 4,
    CanonicalName             = 1 << 5,
    FQDomainName              = 1 << 6,
    AllowV4MappedAddresses    = 1 << 7,
    AllResultsWithMapping     = AllowV4MappedAddresses | AllResults,
    Default                   = 0,
}

Values

Name

Description

AllResults

Return all addresses regardless of spec.

NoResolveHost

Don't use DNS resolution of the string (AI_NUMERICHOST), this makes the address resolution non-blocking, requiring the hostname to be in the form of an ip address already

NoResolveService

Don't resolve the service name (requires the service argument to be nullptr or a string based representation of a number).

OnlyUsableAddresses

Only return addresses that adapters on this machine can use (AI_ADDRCONFIG)

BindableAddress

Return bindable addresses (AI_PASSIVE). Only works if the hostname argument is null.

CanonicalName

Include the canonical name of the host with the results list

FQDomainName

Include the fully qualified domain name of the host with the results list

AllowV4MappedAddresses

Allow for IPv4 mapped IPv6 addresses

AllResultsWithMapping

Get all addresses, but return V4 mapped IPv6 addresses

Default

The default value of a hints flag for the platform (typically just 0)

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