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
|
using Dino.Crypto.Omemo;
using Dino.Qlite;
using Omemo;
namespace Dino.Plugins.Omemo {
private class BackedSignedPreKeyStore : SignedPreKeyStore {
private Database db;
private int identity_id;
public BackedSignedPreKeyStore(Database db, int identity_id) {
this.db = db;
this.identity_id = identity_id;
}
public override uint8[]? load_signed_pre_key(uint32 pre_key_id) throws Crypto.Error {
RowOption row = db.signed_pre_key.select({db.signed_pre_key.record_base64})
.with(db.signed_pre_key.identity_id, "=", identity_id)
.with(db.signed_pre_key.signed_pre_key_id, "=", (int) pre_key_id)
.single().row();
if (!row.is_present()) return null;
return Base64.decode(row[db.signed_pre_key.record_base64]);
}
public override void store_signed_pre_key(uint32 pre_key_id, uint8[] record) throws Crypto.Error {
db.signed_pre_key.upsert()
.value(db.signed_pre_key.identity_id, identity_id, true)
.value(db.signed_pre_key.signed_pre_key_id, (int) pre_key_id, true)
.value(db.signed_pre_key.record_base64, Base64.encode(record))
.perform();
}
public override bool contains_signed_pre_key(uint32 pre_key_id) throws Crypto.Error {
return db.signed_pre_key.select({db.signed_pre_key.signed_pre_key_id})
.with(db.signed_pre_key.identity_id, "=", identity_id)
.with(db.signed_pre_key.signed_pre_key_id, "=", (int) pre_key_id)
.count() > 0;
}
public override void delete_signed_pre_key(uint32 pre_key_id) throws Crypto.Error {
db.signed_pre_key.delete()
.with(db.signed_pre_key.identity_id, "=", identity_id)
.with(db.signed_pre_key.signed_pre_key_id, "=", (int) pre_key_id)
.perform();
}
}
}
|
