libssh2_sys::libssh2_userauth_publickey_fromfile_ex

pub unsafe extern fn libssh2_userauth_publickey_fromfile_ex(sess: *mut LIBSSH2_SESSION, username: *const c_char, username_len: c_uint, publickey: *const c_char, privatekey: *const c_char, passphrase: *const c_char) -> c_int