1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
open Js_of_ocaml
open Js_of_ocaml.Js
open Js_of_ocaml.Js.Unsafe
type segment = {
name : string;
passive : bool;
offset : Expression.t;
size : int;
}
(** Module, initial size, maximum size, export name, segments, shared. *)
let set_memory wasm_mod initial maximum export_name (segments : segment list)
shared =
let segs =
List.map
(fun { name; passive; offset; _ } ->
let data =
meth_call Typed_array.uint8Array "from" [| inject (string name) |]
in
obj
[|
("data", data);
("passive", inject passive);
("offset", inject offset);
|])
segments
in
ignore
(meth_call wasm_mod "setMemory"
[|
inject initial;
inject maximum;
inject (string export_name);
inject (array (Array.of_list segs));
inject (if shared then _true else _false);
|])
let unlimited = -1