pub struct BIO_METHOD {
    pub type_: c_int,
    pub name: *const c_char,
    pub bwrite: Option<unsafe extern fn(*mut BIO, *const c_char, c_int) -> c_int>,
    pub bread: Option<unsafe extern fn(*mut BIO, *mut c_char, c_int) -> c_int>,
    pub bputs: Option<unsafe extern fn(*mut BIO, *const c_char) -> c_int>,
    pub bgets: Option<unsafe extern fn(*mut BIO, *mut c_char, c_int) -> c_int>,
    pub ctrl: Option<unsafe extern fn(*mut BIO, c_int, c_long, *mut c_void) -> c_long>,
    pub create: Option<unsafe extern fn(*mut BIO) -> c_int>,
    pub destroy: Option<unsafe extern fn(*mut BIO) -> c_int>,
    pub callback_ctrl: Option<unsafe extern fn(*mut BIO, c_int, bio_info_cb) -> c_long>,
}Fields
                           
                           type_: c_int
                           
                           
                           name: *const c_char
                           
                           
                           bwrite: Option<unsafe extern fn(*mut BIO, *const c_char, c_int) -> c_int>
                           
                           
                           bread: Option<unsafe extern fn(*mut BIO, *mut c_char, c_int) -> c_int>
                           
                           
                           bputs: Option<unsafe extern fn(*mut BIO, *const c_char) -> c_int>
                           
                           
                           bgets: Option<unsafe extern fn(*mut BIO, *mut c_char, c_int) -> c_int>
                           
                           
                           ctrl: Option<unsafe extern fn(*mut BIO, c_int, c_long, *mut c_void) -> c_long>
                           
                           
                           create: Option<unsafe extern fn(*mut BIO) -> c_int>
                           
                           
                           destroy: Option<unsafe extern fn(*mut BIO) -> c_int>
                           
                           
                           callback_ctrl: Option<unsafe extern fn(*mut BIO, c_int, bio_info_cb) -> c_long>