blob: 444069de767338dd8bc7bc48c2cbd3143acc841a (
plain)
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
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
|
(*
* Copyright (C) 2006-2007 XenSource Ltd.
* Copyright (C) 2008 Citrix Ltd.
* Author Vincent Hanquez <vincent.hanquez@eu.citrix.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published
* by the Free Software Foundation; version 2.1 only. with the special
* exception on linking described in file LICENSE.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*)
open Printf
let debug fmt = Logging.debug "domain" fmt
let warn fmt = Logging.warn "domain" fmt
type t =
{
id: Xenctrl.domid;
mfn: nativeint;
remote_port: int;
interface: Xenmmap.mmap_interface;
eventchn: Event.t;
mutable port: Xeneventchn.t option;
mutable bad_client: bool;
}
let get_path dom = "/local/domain/" ^ (sprintf "%u" dom.id)
let get_id domain = domain.id
let get_interface d = d.interface
let get_mfn d = d.mfn
let get_remote_port d = d.remote_port
let is_bad_domain domain = domain.bad_client
let mark_as_bad domain = domain.bad_client <- true
let string_of_port = function
| None -> "None"
| Some x -> string_of_int (Xeneventchn.to_int x)
let dump d chan =
fprintf chan "dom,%d,%nd,%s\n" d.id d.mfn (string_of_port d.port)
let notify dom = match dom.port with
| None ->
warn "domain %d: attempt to notify on unknown port" dom.id
| Some port ->
Event.notify dom.eventchn port
let bind_interdomain dom =
dom.port <- Some (Event.bind_interdomain dom.eventchn dom.id dom.remote_port);
debug "domain %d bound port %s" dom.id (string_of_port dom.port)
let close dom =
debug "domain %d unbound port %s" dom.id (string_of_port dom.port);
begin match dom.port with
| None -> ()
| Some port -> Event.unbind dom.eventchn port
end;
Xenmmap.unmap dom.interface;
()
let make id mfn remote_port interface eventchn = {
id = id;
mfn = mfn;
remote_port = remote_port;
interface = interface;
eventchn = eventchn;
port = None;
bad_client = false
}
let is_dom0 d = d.id = 0
|