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
|
use clear_on_drop::clear::Clear;
use std::time::Instant;
#[cfg(test)]
pub fn dummy_keypair(initiator: bool) -> KeyPair {
let k1 = Key {
key: [0x53u8; 32],
id: 0x646e6573,
};
let k2 = Key {
key: [0x52u8; 32],
id: 0x76636572,
};
if initiator {
KeyPair {
birth: Instant::now(),
initiator: true,
send: k1,
recv: k2,
}
} else {
KeyPair {
birth: Instant::now(),
initiator: false,
send: k2,
recv: k1,
}
}
}
#[derive(Debug, Clone)]
pub struct Key {
pub key: [u8; 32],
pub id: u32,
}
// zero key on drop
impl Drop for Key {
fn drop(&mut self) {
self.key.clear()
}
}
#[cfg(test)]
impl PartialEq for Key {
fn eq(&self, other: &Self) -> bool {
self.id == other.id && self.key[..] == other.key[..]
}
}
#[derive(Debug, Clone)]
pub struct KeyPair {
pub birth: Instant, // when was the key-pair created
pub initiator: bool, // has the key-pair been confirmed?
pub send: Key, // key for outbound messages
pub recv: Key, // key for inbound messages
}
impl KeyPair {
pub fn local_id(&self) -> u32 {
self.recv.id
}
}
|