feat(crypto): add Falcon-512 post-quantum signature support

actuator/src/main/java/org/tron/core/actuator/AccountPermissionUpdateActuator.java

@@ -95,13 +95,14 @@ private boolean checkPermission(Permission permission) throws ContractValidateEx
     long weightSum = 0;
     List<ByteString> addressList = permission.getKeysList()
         .stream()
-        .map(x -> x.getAddress())
+        .map(Key::getAddress)
         .distinct()
         .collect(toList());
     if (addressList.size() != permission.getKeysList().size()) {
       throw new ContractValidateException(
           "address should be distinct in permission " + permission.getType());
     }
+
     for (Key key : permission.getKeysList()) {
       if (!DecodeUtil.addressValid(key.getAddress().toByteArray())) {
         throw new ContractValidateException("key is not a validate address");
@@ -237,4 +238,5 @@ public ByteString getOwnerAddress() throws InvalidProtocolBufferException {
   public long calcFee() {
     return chainBaseManager.getDynamicPropertiesStore().getUpdateAccountPermissionFee();
   }
+
 }

actuator/src/main/java/org/tron/core/utils/ProposalUtil.java

@@ -941,6 +941,22 @@ public static void validator(DynamicPropertiesStore dynamicPropertiesStore,
         }
         break;
       }
+      case ALLOW_FN_DSA_512: {
+        if (!forkController.pass(ForkBlockVersionEnum.VERSION_4_8_2)) {
+          throw new ContractValidateException(
+              "Bad chain parameter id [ALLOW_FN_DSA_512]");
+        }
+        if (value != 0 && value != 1) {
+          throw new ContractValidateException(
+              "This value[ALLOW_FN_DSA_512] is only allowed to be 0 or 1");
+        }
+        if (dynamicPropertiesStore.getAllowFnDsa512() == value) {
+          throw new ContractValidateException(
+              "[ALLOW_FN_DSA_512] has been set to " + value
+                  + ", no need to propose again");
+        }
+        break;
+      }
       default:
         break;
     }
@@ -1029,7 +1045,9 @@ public enum ProposalType {         // current value, value range
     ALLOW_TVM_PRAGUE(95), // 0, 1
     ALLOW_TVM_OSAKA(96), // 0, 1
     ALLOW_HARDEN_RESOURCE_CALCULATION(97), // 0, 1
-    ALLOW_HARDEN_EXCHANGE_CALCULATION(98); // 0, 1
+    ALLOW_HARDEN_EXCHANGE_CALCULATION(98), // 0, 1
+    ALLOW_FN_DSA_512(99); // 0, 1
+
     private long code;
 
     ProposalType(long code) {

actuator/src/main/java/org/tron/core/utils/TransactionUtil.java

@@ -37,6 +37,7 @@
 import org.tron.api.GrpcAPI.TransactionExtention;
 import org.tron.api.GrpcAPI.TransactionSignWeight;
 import org.tron.api.GrpcAPI.TransactionSignWeight.Result;
+import org.tron.common.math.StrictMathWrapper;
 import org.tron.common.parameter.CommonParameter;
 import org.tron.common.utils.Sha256Hash;
 import org.tron.core.ChainBaseManager;
@@ -221,11 +222,24 @@ public TransactionSignWeight getTransactionSignWeight(Transaction trx) {
           }
         }
         tswBuilder.setPermission(permission);
-        if (trx.getSignatureCount() > 0) {
+        if (trx.getSignatureCount() > 0 || trx.getPqAuthSigCount() > 0) {
           List<ByteString> approveList = new ArrayList<>();
-          long currentWeight = TransactionCapsule.checkWeight(permission, trx.getSignatureList(),
-              Sha256Hash.hash(CommonParameter.getInstance()
-                  .isECKeyCryptoEngine(), trx.getRawData().toByteArray()), approveList);
+          long currentWeight = 0L;
+          if (trx.getSignatureCount() > 0) {
+            currentWeight = TransactionCapsule.checkWeight(permission, trx.getSignatureList(),
+                Sha256Hash.hash(CommonParameter.getInstance()
+                    .isECKeyCryptoEngine(), trx.getRawData().toByteArray()), approveList);
+          }
+          if (trx.getPqAuthSigCount() > 0) {
+            java.util.Set<ByteString> signedAddresses = new java.util.HashSet<>(approveList);
+            try {
+              currentWeight = StrictMathWrapper.addExact(currentWeight,
+                  TransactionCapsule.validatePQSignature(trx, permission, signedAddresses,
+                      chainBaseManager.getDynamicPropertiesStore(), approveList));
+            } catch (ArithmeticException e) {
+              throw new PermissionException("weight overflow");
+            }
+          }
           tswBuilder.addAllApprovedList(approveList);
           tswBuilder.setCurrentWeight(currentWeight);
         }