Function s2n_tls_sys::s2n_connection_tls_exporter

source · 
pub unsafe extern "C" fn s2n_connection_tls_exporter(
    conn: *mut s2n_connection,
    label: *const u8,
    label_length: u32,
    context: *const u8,
    context_length: u32,
    output: *mut u8,
    output_length: u32
) -> c_int
Expand description

Provides access to the TLS-Exporter functionality.

See https://datatracker.ietf.org/doc/html/rfc5705 and https://www.rfc-editor.org/rfc/rfc8446.

@note This is currently only available with TLS 1.3 connections which have finished a handshake.

@param conn A pointer to the connection @returns A POSIX error signal. If an error was returned, the value contained in output should be considered invalid.