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contact invitation algorithm

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This commit is contained in:
Christien Rioux 2023-08-02 21:09:28 -04:00
parent c35056f687
commit f52094c105
43 changed files with 1319 additions and 451 deletions
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31
lib/providers/local_accounts.dart
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@ -51,33 +51,6 @@ class LocalAccounts extends _$LocalAccounts
state = AsyncValue.data(updated);
}
/// Make encrypted identitySecret
Future<Uint8List> _encryptIdentitySecret(
{required SecretKey identitySecret,
required CryptoKind cryptoKind,
EncryptionKeyType encryptionKeyType = EncryptionKeyType.none,
String encryptionKey = ''}) async {
final veilid = await eventualVeilid.future;
late final Uint8List identitySecretBytes;
switch (encryptionKeyType) {
case EncryptionKeyType.none:
identitySecretBytes = identitySecret.decode();
case EncryptionKeyType.pin:
case EncryptionKeyType.password:
final cs = await veilid.getCryptoSystem(cryptoKind);
final ekbytes = Uint8List.fromList(utf8.encode(encryptionKey));
final nonce = await cs.randomNonce();
final identitySecretSaltBytes = nonce.decode();
final sharedSecret =
await cs.deriveSharedSecret(ekbytes, identitySecretSaltBytes);
identitySecretBytes = (await cs.cryptNoAuth(
identitySecret.decode(), nonce, sharedSecret))
..addAll(identitySecretSaltBytes);
}
return identitySecretBytes;
}
/// Creates a new Account associated with master identity
/// Adds a logged-out LocalAccount to track its existence on this device
Future<LocalAccount> newLocalAccount(
@ -97,8 +70,8 @@ class LocalAccounts extends _$LocalAccounts
);
// Encrypt identitySecret with key
final identitySecretBytes = await _encryptIdentitySecret(
identitySecret: identitySecret,
final identitySecretBytes = await encryptSecretToBytes(
secret: identitySecret,
cryptoKind: identityMaster.identityRecordKey.kind,
encryptionKey: encryptionKey,
encryptionKeyType: encryptionKeyType);