shield sys shield

XPC connection bindings for Rust.

A low-level (libSystem) interprocess communication mechanism that is based on serialized property lists for Mac OS. Read more at the Apple Developer website.

• audit_token enables retrieving the client's audit token. This requires using a private API, but it's the simplest way to securely validate clients. See CVE-2020-0984 and this useful blog post. The example echo server makes use of this.

• array: Vec<Message>
• bool: bool
• data: Vec<u8>
• date: SystemTime
• dictionary: HashMap<String, Message>
• double: f64
• error: MessageError
• fd: RawFd
• int64: i64
• string: String
• uint64: u64
• uuid: Vec<u8>
• null

• activity
• endpoint
• shmem