Type Alias windows_sys::Win32::Security::Cryptography::PFN_CRYPT_ASYNC_PARAM_FREE_FUNC

pub type PFN_CRYPT_ASYNC_PARAM_FREE_FUNC = Option<unsafe extern "system" fn(pszparamoid: PCSTR, pvparam: *const c_void)>;

Aliased Type

enum PFN_CRYPT_ASYNC_PARAM_FREE_FUNC {
    None,
    Some(unsafe extern "system" fn(_: *const u8, _: *const c_void)),
}

Variants

None

No value.

Some(unsafe extern "system" fn(_: *const u8, _: *const c_void))

Some value of type T.