Function parse_client_hello_handshake 

pub fn parse_client_hello_handshake(
    i: &[u8],
) -> Result<ClientHello, Box<dyn Error + Send + Sync>>

Available on crate feature net only.

Parse a ClientHello from the raw handshake “wire” bytes.

Same as parse_client_hello but for the outer tls handshake, instead of just the record