relative

Docs

A type to wrap &'static references such that they can be safely sent between other processes running the same binary.

References are adjusted relative to a base when (de)serialised, which is what enables it to work across binaries that are dynamically loaded at different addresses under multiple invocations.

It being the same binary is checked by serialising the build_id alongside the relative pointer, which is validated at deserialisation.

Example

Local process

rust let x: &'static [u16;4] = &[2,3,5,8]; // unsafe as it's up to the user to ensure the reference is into static memory let relative = unsafe{Data::from(x)}; // send `relative` to remote...

Remote process

rust // receive `relative` println!("{:?}", relative.to()); // prints "[2, 3, 5, 8]"

Note

This currently requires Rust nightly.

License

Licensed under either of

• Apache License, Version 2.0, (LICENSE-APACHE.txt or http://www.apache.org/licenses/LICENSE-2.0)
• MIT license (LICENSE-MIT.txt or http://opensource.org/licenses/MIT)

at your option.

Unless you explicitly state otherwise, any contribution intentionally submitted for inclusion in the work by you, as defined in the Apache-2.0 license, shall be dual licensed as above, without any additional terms or conditions.