feat: zano hf + bip39

cw_monero/pubspec.yaml

@@ -26,7 +26,7 @@ dependencies:
   monero:
     git:
       url: https://github.com/mrcyjanek/monero_c.git
-      ref: 3bfb3856a838f2bf6b729501837bb0295dedf25d
+      ref: cd4fe366cc8d3c188c91de279f43b29c0e044b15
       path: impls/monero.dart
   mutex: ^3.1.0
   ledger_flutter_plus: ^1.4.1

cw_wownero/pubspec.yaml

@@ -24,7 +24,7 @@ dependencies:
   monero:
     git:
       url: https://github.com/mrcyjanek/monero_c.git
-      ref: 3bfb3856a838f2bf6b729501837bb0295dedf25d
+      ref: cd4fe366cc8d3c188c91de279f43b29c0e044b15
       path: impls/monero.dart
   mutex: ^3.1.0
 

cw_zano/lib/api/model/transfer.dart

@@ -66,8 +66,13 @@ class Transfer {
             ? []
             : (json['remote_aliases'] as List<dynamic>).cast<String>(),
         showSender: json['show_sender'] as bool? ?? false,
-        subtransfers: (json['subtransfers'] as List<dynamic>? ?? [])
-            .map((e) => Subtransfer.fromJson(e as Map<String, dynamic>))
+        subtransfers: (json['subtransfers_by_pid'] as List<dynamic>? ?? [])
+            .whereType<Map<String, dynamic>>()
+            .expand(
+              (group) => (group['subtransfers'] as List<dynamic>? ?? [])
+                  .whereType<Map<String, dynamic>>()
+                  .map(Subtransfer.fromJson),
+            )
             .toList(),
         timestamp: json['timestamp'] as int? ?? 0,
         transferInternalIndex: json['transfer_internal_index'] == null

cw_zano/lib/bip39_seed.dart

@@ -0,0 +1,60 @@
+import 'dart:typed_data';
+
+import 'package:bip32/bip32.dart' as bip32;
+import 'package:bip39/bip39.dart' as bip39;
+import 'package:bip39/src/wordlists/english.dart' as bip39_english;
+
+bool isBip39Seed(String mnemonic) => bip39.validateMnemonic(mnemonic);
+
+List<String> get bip39EnglishWords => List<String>.from(bip39_english.WORDLIST);
+
+String generateBip39Mnemonic({int strength = 128}) =>
+    bip39.generateMnemonic(strength: strength);
+
+String getSecretDerivationFromBip39(String mnemonic, {String passphrase = ''}) {
+  final seed = bip39.mnemonicToSeed(mnemonic, passphrase: passphrase);
+
+  final bip32KeyPair = bip32.BIP32.fromSeed(seed).derivePath("m/44'/128'/0'/0/0");
+
+  return _reduceECKey(bip32KeyPair.privateKey!).toHexString();
+}
+
+const _ed25519CurveOrder = "1000000000000000000000000000000014DEF9DEA2F79CD65812631A5CF5D3ED";
+
+Uint8List _reduceECKey(Uint8List buffer) {
+  final curveOrder = BigInt.parse(_ed25519CurveOrder, radix: 16);
+  final bigNumber = _readBytes(buffer);
+
+  var result = bigNumber % curveOrder;
+
+  final resultBuffer = Uint8List(32);
+  for (var i = 0; i < 32; i++) {
+    resultBuffer[i] = (result & BigInt.from(0xff)).toInt();
+    result = result >> 8;
+  }
+
+  return resultBuffer;
+}
+
+/// Read BigInt from a little-endian Uint8List
+/// From https://github.com/dart-lang/sdk/issues/32803#issuecomment-387405784
+BigInt _readBytes(Uint8List bytes) {
+  BigInt read(int start, int end) {
+    if (end - start <= 4) {
+      var result = 0;
+      for (int i = end - 1; i >= start; i--) {
+        result = result * 256 + bytes[i];
+      }
+      return BigInt.from(result);
+    }
+    final mid = start + ((end - start) >> 1);
+    return read(start, mid) + read(mid, end) * (BigInt.one << ((mid - start) * 8));
+  }
+
+  return read(0, bytes.length);
+}
+
+extension on Uint8List {
+  String toHexString() =>
+      map((b) => b.toRadixString(16).padLeft(2, '0')).join();
+}

cw_zano/lib/get_height_by_data.txt

@@ -0,0 +1,4 @@
+NODE=http://37.27.100.59:10500/json_rpc
+HEIGHT=$(curl -s -X POST $NODE -H 'Content-Type: application/json' -d '{"jsonrpc":"2.0","id":"0","method":"getinfo"}' | python3 -c "import sys,json; print(json.load(sys.stdin)['result']['height'])")
+echo "_Checkpoint($(curl -s -X POST $NODE -H 'Content-Type: application/json' -d '{"jsonrpc":"2.0","id":"0","method":"getblockheaderbyheight","params":{"height":1}}' | python3 -c "import sys,json; print(json.load(sys.stdin)['result']['block_header']['timestamp'])"), 1),"
+for i in $(seq 1 $((HEIGHT/10000))); do echo "_Checkpoint($(curl -s -X POST $NODE -H 'Content-Type: application/json' -d "{\"jsonrpc\":\"2.0\",\"id\":\"0\",\"method\":\"getblockheaderbyheight\",\"params\":{\"height\":${i}0000}}" | python3 -c "import sys,json; print(json.load(sys.stdin)['result']['block_header']['timestamp'])"), ${i}0000),"; done