electron removed

2026-08-29 01:08:52 +00:00 · 2025-03-21 23:35:16 +02:00
parent 8e33e58939
commit 4049ade4b1
54 changed files with 3635 additions and 828 deletions
@@ -0,0 +1,101 @@
+using System;
+using System.Text;
+
+namespace AsarSharp.PickleTools
+{
+   public class PickleIterator
+    {
+        private readonly byte[] _payload;
+        private readonly int _payloadOffset;
+        private int _readIndex;
+        private readonly int _endIndex;
+
+        public PickleIterator(Pickle pickle)
+        {
+            _payload = pickle.GetHeader();
+            _payloadOffset = pickle.GetHeaderSize();
+            _readIndex = 0;
+            _endIndex = pickle.GetPayloadSize();
+        }
+
+        public bool ReadBool()
+        {
+            return ReadInt() != 0;
+        }
+
+        public int ReadInt()
+        {
+            return ReadBytes(Pickle.SIZE_INT32, BitConverter.ToInt32);
+        }
+
+        public uint ReadUInt32()
+        {
+            return ReadBytes(Pickle.SIZE_UINT32, BitConverter.ToUInt32);
+        }
+
+        public long ReadInt64()
+        {
+            return ReadBytes(Pickle.SIZE_INT64, BitConverter.ToInt64);
+        }
+
+        public ulong ReadUInt64()
+        {
+            return ReadBytes(Pickle.SIZE_UINT64, BitConverter.ToUInt64);
+        }
+
+        public float ReadFloat()
+        {
+            return ReadBytes(Pickle.SIZE_FLOAT, BitConverter.ToSingle);
+        }
+
+        public double ReadDouble()
+        {
+            return ReadBytes(Pickle.SIZE_DOUBLE, BitConverter.ToDouble);
+        }
+
+        public string ReadString()
+        {
+            int length = ReadInt();
+            return Encoding.UTF8.GetString(ReadBytes(length));
+        }
+
+        private T ReadBytes<T>(int length, Func<byte[], int, T> converter)
+        {
+            int readPayloadOffset = GetReadPayloadOffsetAndAdvance(length);
+            return converter(_payload, readPayloadOffset);
+        }
+
+        private byte[] ReadBytes(int length)
+        {
+            int readPayloadOffset = GetReadPayloadOffsetAndAdvance(length);
+            byte[] result = new byte[length];
+            Array.Copy(_payload, readPayloadOffset, result, 0, length);
+            return result;
+        }
+
+        private int GetReadPayloadOffsetAndAdvance(int length)
+        {
+            if (length > _endIndex - _readIndex)
+            {
+                _readIndex = _endIndex;
+                throw new InvalidOperationException($"Failed to read data with length of {length}");
+            }
+            int readPayloadOffset = _payloadOffset + _readIndex;
+            Advance(length);
+            return readPayloadOffset;
+        }
+
+        private void Advance(int size)
+        {
+            int alignedSize = Pickle.AlignInt(size, Pickle.SIZE_UINT32);
+            if (_endIndex - _readIndex < alignedSize)
+            {
+                _readIndex = _endIndex;
+            }
+            else
+            {
+                _readIndex += alignedSize;
+            }
+        }
+    }
+}