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
|
use crate::prelude::*;
pub struct Identity {
pub email: String,
pub enc_key: Vec<u8>,
pub mac_key: Vec<u8>,
pub master_password_hash: Vec<u8>,
}
impl Identity {
pub fn new(email: &str, password: &str, iterations: u32) -> Result<Self> {
let mut key = vec![0_u8; 32];
pbkdf2::pbkdf2::<hmac::Hmac<sha2::Sha256>>(
password.as_bytes(),
email.as_bytes(),
iterations as usize,
&mut key,
);
let mut hash = vec![0_u8; 32];
pbkdf2::pbkdf2::<hmac::Hmac<sha2::Sha256>>(
&key,
password.as_bytes(),
1,
&mut hash,
);
let hkdf = hkdf::Hkdf::<sha2::Sha256>::from_prk(&key)
.map_err(|_| Error::HkdfFromPrk)?;
hkdf.expand(b"enc", &mut key)
.map_err(|_| Error::HkdfExpand)?;
let mut mac_key = vec![0_u8; 32];
hkdf.expand(b"mac", &mut mac_key)
.map_err(|_| Error::HkdfExpand)?;
Ok(Self {
email: email.to_string(),
enc_key: key,
mac_key,
master_password_hash: hash,
})
}
}
|
