Initial compressor implementation

0xsequence · Jan 12, 2024 · 90a50aa · 90a50aa
1 parent e0c5382
commit 90a50aa
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Showing 6 changed files with 1,498 additions and 7 deletions.
diff --git a/contracts/modules/commons/submodules/auth/SequenceBaseSig.sol b/contracts/modules/commons/submodules/auth/SequenceBaseSig.sol
@@ -15,13 +15,13 @@ import "../../../../utils/LibOptim.sol";
 library SequenceBaseSig {
   using LibBytesPointer for bytes;
 
-  uint256 private constant FLAG_SIGNATURE = 0;
-  uint256 private constant FLAG_ADDRESS = 1;
-  uint256 private constant FLAG_DYNAMIC_SIGNATURE = 2;
-  uint256 private constant FLAG_NODE = 3;
-  uint256 private constant FLAG_BRANCH = 4;
-  uint256 private constant FLAG_SUBDIGEST = 5;
-  uint256 private constant FLAG_NESTED = 6;
+  uint256 internal constant FLAG_SIGNATURE = 0;
+  uint256 internal constant FLAG_ADDRESS = 1;
+  uint256 internal constant FLAG_DYNAMIC_SIGNATURE = 2;
+  uint256 internal constant FLAG_NODE = 3;
+  uint256 internal constant FLAG_BRANCH = 4;
+  uint256 internal constant FLAG_SUBDIGEST = 5;
+  uint256 internal constant FLAG_NESTED = 6;
 
   error InvalidNestedSignature(bytes32 _hash, address _addr, bytes _signature);
   error InvalidSignatureFlag(uint256 _flag);

diff --git a/contracts/modules/commons/submodules/nonce/SubModuleNonce.sol b/contracts/modules/commons/submodules/nonce/SubModuleNonce.sol
@@ -27,4 +27,11 @@ library SubModuleNonce {
       _nonce = uint256(bytes32(_rawNonce) & NONCE_MASK);
     }
   }
+
+  function encodeNonce(uint256 _space, uint256 _nonce) internal pure returns (uint256) {
+    unchecked {
+      // Combine space and nonce
+      return (_space << NONCE_BITS) | _nonce;
+    }
+  }
 }