---
title: "xpc_session_set_peer_code_signing_requirement(_:_:)"
framework: xpc
role: symbol
role_heading: Function
path: "xpc/xpc_session_set_peer_code_signing_requirement(_:_:)"
---

# xpc_session_set_peer_code_signing_requirement(_:_:)

## Declaration

```swift
func xpc_session_set_peer_code_signing_requirement(_ session: xpc_session_t, _ requirement: UnsafePointer<CChar>) -> Int32
```