Function nginx::ngx_ssl_connection_certificate

pub unsafe extern "C" fn ngx_ssl_connection_certificate(
    c: *mut ngx_connection_t, 
    pool: *mut ngx_pool_t, 
    cert: *mut ngx_str_t, 
    key: *mut ngx_str_t, 
    passwords: *mut ngx_array_t
) -> ngx_int_t