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Hannes Mehnert 2016-04-12 08:19:27 +01:00
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@ -87,6 +87,8 @@ Being without funding back then, we didn't get far (hugest success was a
Dylan), and as mentioned earlier I went into formal methods and mechanised Dylan), and as mentioned earlier I went into formal methods and mechanised
proofs of full functional correctness properties. proofs of full functional correctness properties.
### MirageOS
At the end of 2013, David pointed me to At the end of 2013, David pointed me to
[MirageOS](https://mirage.io), an operating system developed from scratch in the [MirageOS](https://mirage.io), an operating system developed from scratch in the
functional and statically typed language [OCaml](https://ocaml.org). I've not functional and statically typed language [OCaml](https://ocaml.org). I've not
@ -169,7 +171,7 @@ The OCaml runtime was reviewed by the French [Agence nationale de la sécurité
leading to some changes, such as separation of immutable strings (`String`) from mutable byte vectors (`Bytes`). leading to some changes, such as separation of immutable strings (`String`) from mutable byte vectors (`Bytes`).
The attack surface is still big enough: logical issues, resource management, and there is no access The attack surface is still big enough: logical issues, resource management, and there is no access
control. This is fine for this website, publishing of content is "protected" by relying on GitHub's control. This website does not need access control, publishing of content is protected by relying on GitHub's
access control. access control.
I hope I gave some insight into what the purpose of an operating systems is, and I hope I gave some insight into what the purpose of an operating systems is, and