package mirage

  1. Overview
  2. Docs
The MirageOS library operating system

Install 

dune-project
 Dependency

github.com Readme Changelog ISC License Edit opam file Versions (14)

Authors

  1. T
    Thomas Gazagnaire
  2. A
    Anil Madhavapeddy
  3. Gabriel Radanne
  4. M
    Mindy Preston
  5. T
    Thomas Leonard
  6. N
    Nicolas Ojeda Bar
  7. D
    Dave Scott
  8. D
    David Kaloper
  9. H
    Hannes Mehnert
  10. R
    Richard Mortier

Maintainers

  1. A
    anil@recoil.org
  2. T
    thomas@gazagnaire.org

Sources

mirage-4.0.0.tbz
sha256=f804161872de6cf20699364f09d03370ed06aafffb12f1d586190832c73a194d
sha512=75c1c1cac4c6f862c0055381c7ced123785193234b40da8a8e238cb289cba1a4494378587c4edf2ed872aee7fbfc756f84087941c1037ac19cbd1733ff6cca6a

doc/src/mirage.impl/mirage_impl_kv.ml.html

Source file mirage_impl_kv.ml

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open Functoria
open Astring
module Key = Mirage_key

type ro = RO

let ro = Type.v RO

let crunch dirname =
  let is_valid = function
    | '0' .. '9' | 'a' .. 'z' | 'A' .. 'Z' -> true
    | _ -> false
  in
  let modname = String.filter is_valid dirname in
  let name = "Static_" ^ String.Ascii.lowercase modname in
  let packages =
    [
      package ~min:"3.0.0" ~max:"4.0.0" "mirage-kv-mem";
      package ~min:"3.1.0" ~max:"4.0.0" ~build:true "crunch";
    ]
  in
  let connect _ modname _ = Fmt.str "%s.connect ()" modname in
  let dune _i =
    let dir = Fpath.(v dirname) in
    let file ext = Fpath.(v (String.Ascii.lowercase name) + ext) in
    let ml = file "ml" in
    let mli = file "mli" in
    let dune =
      Dune.stanzaf
        {|
(rule
  (targets %a %a)
  (deps (source_tree %a))
  (action
    (run ocaml-crunch -o %a %a)))
|}
        Fpath.pp ml Fpath.pp mli Fpath.pp dir Fpath.pp ml Fpath.pp dir
    in
    [ dune ]
  in
  impl ~packages ~connect ~dune name ro

let direct_kv_ro dirname =
  let packages = [ package ~min:"2.1.0" ~max:"3.0.0" "mirage-kv-unix" ] in
  let connect _ modname _names = Fmt.str "%s.connect \"%s\"" modname dirname in
  impl ~packages ~connect "Mirage_kv_unix" ro

let direct_kv_ro dirname =
  match_impl
    Key.(value target)
    [
      (`Xen, crunch dirname);
      (`Qubes, crunch dirname);
      (`Virtio, crunch dirname);
      (`Hvt, crunch dirname);
      (`Spt, crunch dirname);
      (`Muen, crunch dirname);
      (`Genode, crunch dirname);
    ]
    ~default:(direct_kv_ro dirname)

type rw = RW

let rw = Type.v RW

let direct_kv_rw dirname =
  let packages = [ package ~min:"2.1.0" ~max:"3.0.0" "mirage-kv-unix" ] in
  let connect _ modname _names = Fmt.str "%s.connect \"%s\"" modname dirname in
  impl ~packages ~connect "Mirage_kv_unix" rw

let mem_kv_rw_config =
  let packages = [ package ~min:"3.0.0" ~max:"4.0.0" "mirage-kv-mem" ] in
  let connect _ modname _names = Fmt.str "%s.connect ()" modname in
  impl ~packages ~connect "Mirage_kv_mem.Make" (Mirage_impl_pclock.pclock @-> rw)

let mem_kv_rw ?(clock = Mirage_impl_pclock.default_posix_clock) () =
  mem_kv_rw_config $ clock