PapaTutuWawa/omemo_dart
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style: Move the X3DH info string into a constant

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This commit is contained in:
PapaTutuWawa 2022-08-02 15:43:39 +02:00
parent 4211775c90
commit 26019ac704
1 changed files with 2 additions and 1 deletions
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lib/src/x3dh.dart
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@ -6,6 +6,7 @@ import 'package:omemo_dart/src/errors.dart';
import 'package:omemo_dart/src/key.dart'; import 'package:omemo_dart/src/key.dart';
/// The overarching assumption is that we use Ed25519 keys for the identity keys /// The overarching assumption is that we use Ed25519 keys for the identity keys
const omemoX3DHInfoString = 'OMEMO X3DH';
/// Performed by Alice /// Performed by Alice
class X3DHAliceResult { class X3DHAliceResult {
@ -81,7 +82,7 @@ Future<List<int>> kdf(List<int> km) async {
final output = await algorithm.deriveKey( final output = await algorithm.deriveKey(
secretKey: SecretKey(input), secretKey: SecretKey(input),
nonce: List<int>.filled(32, 0x00), nonce: List<int>.filled(32, 0x00),
info: utf8.encode('OMEMO X3DH'), info: utf8.encode(omemoX3DHInfoString),
); );
return output.extractBytes(); return output.extractBytes();