Function policy_id 

#[unsafe(no_mangle)]
pub unsafe extern "C" fn policy_id(
    descriptor: *const c_char,
) -> *mut c_char

Gets the policy id from a given descriptor.

• OUTPUT

String,String

First string is whether specifying a policy id is required. Second string is the policy id.

Safety

• This function is unsafe because it dereferences and a returns raw pointer.
• ENSURE that result is passed into cstring_free(ptr: *mut c_char) after use.