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Getpeername

hphp/hack/manual/hsl/Functions/HH.Lib.OS/getpeername.md

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:::info[Note] This is a point-in-time snapshot of the API documentation from January 2026. Going forward, we will not be maintaining a public copy of these references, and recommend users to refer to the built-in signature helpers available in the Hack LSP instead for complete and up-to-date information. :::

Get address of the connected peer

Hack
namespace HH\Lib\OS;

function getpeername(
  FileDescriptor $fd,
): sockaddr;

See man 2 getpeername for details.

Parameters

  • FileDescriptor $fd

Returns

  • sockaddr
<!-- HHAPIDOC -->