681 lines
16 KiB
C#
681 lines
16 KiB
C#
/*************************************************************************
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* ModernUO *
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* Copyright (C) 2019 - ModernUO Development Team *
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* Email: hi@modernuo.com *
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* File: BinaryFileWriter.cs *
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* Created: 2019/12/30 - Updated: 2020/01/18 *
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* *
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* This program is free software: you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation, either version 3 of the License, or *
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* (at your option) any later version. *
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* *
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* This program is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU General Public License for more details. *
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* *
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* You should have received a copy of the GNU General Public License *
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* along with this program. If not, see <http://www.gnu.org/licenses/>. *
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*************************************************************************/
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using System;
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using System.Collections.Generic;
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using System.IO;
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using System.Text;
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using System.Net;
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using Server.Guilds;
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namespace Server
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{
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public class BinaryFileWriter : IGenericWriter
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{
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private const int LargeByteBufferSize = 256;
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private byte[] m_Buffer;
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private byte[] m_CharacterBuffer;
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private Encoding m_Encoding;
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private Stream m_File;
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private int m_Index;
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private int m_MaxBufferChars;
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private long m_Position;
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private char[] m_SingleCharBuffer = new char[1];
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private bool PrefixStrings;
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public BinaryFileWriter(Stream strm, bool prefixStr)
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{
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PrefixStrings = prefixStr;
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m_Encoding = Utility.UTF8;
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m_Buffer = new byte[BufferSize];
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m_File = strm;
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}
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public BinaryFileWriter(string filename, bool prefixStr)
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{
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PrefixStrings = prefixStr;
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m_Buffer = new byte[BufferSize];
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m_File = new FileStream(filename, FileMode.Create, FileAccess.Write, FileShare.None);
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m_Encoding = Utility.UTF8WithEncoding;
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}
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protected virtual int BufferSize => 64 * 1024;
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public long Position => m_Position + m_Index;
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public Stream UnderlyingStream
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{
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get
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{
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if (m_Index > 0)
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Flush();
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return m_File;
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}
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}
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public void Flush()
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{
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if (m_Index > 0)
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{
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m_Position += m_Index;
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m_File.Write(m_Buffer, 0, m_Index);
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m_Index = 0;
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}
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}
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public void Close()
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{
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if (m_Index > 0)
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Flush();
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m_File.Close();
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}
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public void WriteEncodedInt(int value)
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{
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uint v = (uint)value;
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while (v >= 0x80)
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{
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if (m_Index + 1 > m_Buffer.Length)
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Flush();
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m_Buffer[m_Index++] = (byte)(v | 0x80);
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v >>= 7;
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}
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if (m_Index + 1 > m_Buffer.Length)
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Flush();
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m_Buffer[m_Index++] = (byte)v;
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}
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internal void InternalWriteString(string value)
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{
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int length = m_Encoding.GetByteCount(value);
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WriteEncodedInt(length);
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if (m_CharacterBuffer == null)
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{
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m_CharacterBuffer = new byte[LargeByteBufferSize];
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m_MaxBufferChars = LargeByteBufferSize / m_Encoding.GetMaxByteCount(1);
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}
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if (length > LargeByteBufferSize)
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{
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int current = 0;
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int charsLeft = value.Length;
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while (charsLeft > 0)
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{
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int charCount = charsLeft > m_MaxBufferChars ? m_MaxBufferChars : charsLeft;
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int byteLength = m_Encoding.GetBytes(value, current, charCount, m_CharacterBuffer, 0);
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if (m_Index + byteLength > m_Buffer.Length)
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Flush();
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Buffer.BlockCopy(m_CharacterBuffer, 0, m_Buffer, m_Index, byteLength);
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m_Index += byteLength;
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current += charCount;
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charsLeft -= charCount;
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}
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}
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else
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{
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int byteLength = m_Encoding.GetBytes(value, 0, value.Length, m_CharacterBuffer, 0);
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if (m_Index + byteLength > m_Buffer.Length)
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Flush();
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Buffer.BlockCopy(m_CharacterBuffer, 0, m_Buffer, m_Index, byteLength);
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m_Index += byteLength;
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}
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}
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public void Write(string value)
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{
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if (PrefixStrings)
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{
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if (value == null)
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{
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if (m_Index + 1 > m_Buffer.Length)
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Flush();
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m_Buffer[m_Index++] = 0;
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}
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else
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{
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if (m_Index + 1 > m_Buffer.Length)
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Flush();
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m_Buffer[m_Index++] = 1;
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InternalWriteString(value);
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}
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}
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else
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{
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InternalWriteString(value);
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}
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}
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public void Write(DateTime value)
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{
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Write(value.Ticks);
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}
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public void Write(DateTimeOffset value)
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{
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Write(value.Ticks);
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Write(value.Offset.Ticks);
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}
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public void WriteDeltaTime(DateTime value)
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{
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long ticks = value.Ticks;
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long now = DateTime.UtcNow.Ticks;
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TimeSpan d;
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try
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{
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d = new TimeSpan(ticks - now);
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}
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catch
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{
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d = TimeSpan.MaxValue;
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}
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Write(d);
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}
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public void Write(IPAddress value)
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{
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Write(Utility.GetLongAddressValue(value));
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}
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public void Write(TimeSpan value)
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{
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Write(value.Ticks);
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}
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public void Write(decimal value)
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{
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int[] bits = decimal.GetBits(value);
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for (int i = 0; i < bits.Length; ++i)
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Write(bits[i]);
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}
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public void Write(long value)
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{
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if (m_Index + 8 > m_Buffer.Length)
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Flush();
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m_Buffer[m_Index] = (byte)value;
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m_Buffer[m_Index + 1] = (byte)(value >> 8);
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m_Buffer[m_Index + 2] = (byte)(value >> 16);
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m_Buffer[m_Index + 3] = (byte)(value >> 24);
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m_Buffer[m_Index + 4] = (byte)(value >> 32);
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m_Buffer[m_Index + 5] = (byte)(value >> 40);
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m_Buffer[m_Index + 6] = (byte)(value >> 48);
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m_Buffer[m_Index + 7] = (byte)(value >> 56);
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m_Index += 8;
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}
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public void Write(ulong value)
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{
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if (m_Index + 8 > m_Buffer.Length)
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Flush();
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m_Buffer[m_Index] = (byte)value;
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m_Buffer[m_Index + 1] = (byte)(value >> 8);
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m_Buffer[m_Index + 2] = (byte)(value >> 16);
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m_Buffer[m_Index + 3] = (byte)(value >> 24);
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m_Buffer[m_Index + 4] = (byte)(value >> 32);
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m_Buffer[m_Index + 5] = (byte)(value >> 40);
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m_Buffer[m_Index + 6] = (byte)(value >> 48);
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m_Buffer[m_Index + 7] = (byte)(value >> 56);
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m_Index += 8;
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}
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public void Write(int value)
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{
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if (m_Index + 4 > m_Buffer.Length)
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Flush();
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m_Buffer[m_Index] = (byte)value;
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m_Buffer[m_Index + 1] = (byte)(value >> 8);
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m_Buffer[m_Index + 2] = (byte)(value >> 16);
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m_Buffer[m_Index + 3] = (byte)(value >> 24);
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m_Index += 4;
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}
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public void Write(uint value)
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{
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if (m_Index + 4 > m_Buffer.Length)
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Flush();
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m_Buffer[m_Index] = (byte)value;
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m_Buffer[m_Index + 1] = (byte)(value >> 8);
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m_Buffer[m_Index + 2] = (byte)(value >> 16);
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m_Buffer[m_Index + 3] = (byte)(value >> 24);
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m_Index += 4;
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}
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public void Write(short value)
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{
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if (m_Index + 2 > m_Buffer.Length)
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Flush();
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m_Buffer[m_Index] = (byte)value;
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m_Buffer[m_Index + 1] = (byte)(value >> 8);
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m_Index += 2;
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}
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public void Write(ushort value)
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{
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if (m_Index + 2 > m_Buffer.Length)
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Flush();
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m_Buffer[m_Index] = (byte)value;
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m_Buffer[m_Index + 1] = (byte)(value >> 8);
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m_Index += 2;
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}
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public unsafe void Write(double value)
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{
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if (m_Index + 8 > m_Buffer.Length)
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Flush();
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fixed (byte* pBuffer = m_Buffer)
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{
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*(double*)(pBuffer + m_Index) = value;
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}
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m_Index += 8;
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}
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public unsafe void Write(float value)
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{
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if (m_Index + 4 > m_Buffer.Length)
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Flush();
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fixed (byte* pBuffer = m_Buffer)
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{
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*(float*)(pBuffer + m_Index) = value;
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}
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m_Index += 4;
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}
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public void Write(char value)
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{
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if (m_Index + 8 > m_Buffer.Length)
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Flush();
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m_SingleCharBuffer[0] = value;
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int byteCount = m_Encoding.GetBytes(m_SingleCharBuffer, 0, 1, m_Buffer, m_Index);
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m_Index += byteCount;
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}
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public void Write(byte value)
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{
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if (m_Index + 1 > m_Buffer.Length)
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Flush();
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m_Buffer[m_Index++] = value;
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}
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public void Write(byte[] value)
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{
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Write(value, value.Length);
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}
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public void Write(byte[] value, int length)
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{
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if (m_Index + length > m_Buffer.Length)
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Flush();
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Buffer.BlockCopy(value, 0, m_Buffer, m_Index, length);
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m_Index += length;
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}
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public void Write(sbyte value)
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{
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if (m_Index + 1 > m_Buffer.Length)
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Flush();
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m_Buffer[m_Index++] = (byte)value;
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}
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public void Write(bool value)
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{
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if (m_Index + 1 > m_Buffer.Length)
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Flush();
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m_Buffer[m_Index++] = (byte)(value ? 1 : 0);
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}
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public void Write(Point3D value)
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{
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Write(value.m_X);
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Write(value.m_Y);
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Write(value.m_Z);
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}
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public void Write(Point2D value)
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{
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Write(value.m_X);
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Write(value.m_Y);
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}
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public void Write(Rectangle2D value)
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{
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Write(value.Start);
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Write(value.End);
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}
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public void Write(Rectangle3D value)
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{
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Write(value.Start);
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Write(value.End);
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}
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public void Write(Map value)
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{
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if (value != null)
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Write((byte)value.MapIndex);
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else
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Write((byte)0xFF);
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}
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public void Write(Race value)
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{
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if (value != null)
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Write((byte)value.RaceIndex);
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else
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Write((byte)0xFF);
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}
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public void WriteEntity(IEntity value)
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{
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if (value?.Deleted != false)
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Write(Serial.MinusOne);
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else
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Write(value.Serial);
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}
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public void Write(Item value)
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{
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if (value?.Deleted != false)
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Write(Serial.MinusOne);
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else
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Write(value.Serial);
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}
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public void Write(Mobile value)
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{
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if (value?.Deleted != false)
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Write(Serial.MinusOne);
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else
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Write(value.Serial);
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}
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public void Write(BaseGuild value)
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{
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if (value == null)
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Write(0);
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else
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Write(value.Id);
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}
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public void WriteItem<T>(T value) where T : Item
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{
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Write(value);
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}
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public void WriteMobile<T>(T value) where T : Mobile
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{
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Write(value);
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}
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public void WriteGuild<T>(T value) where T : BaseGuild
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{
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Write(value);
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}
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public void Write(List<Item> list)
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{
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Write(list, false);
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}
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public void Write(List<Item> list, bool tidy)
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{
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if (tidy)
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for (int i = 0; i < list.Count;)
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if (list[i].Deleted)
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list.RemoveAt(i);
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else
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++i;
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Write(list.Count);
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for (int i = 0; i < list.Count; ++i)
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Write(list[i]);
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}
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public void WriteItemList<T>(List<T> list) where T : Item
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{
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WriteItemList(list, false);
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}
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public void WriteItemList<T>(List<T> list, bool tidy) where T : Item
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{
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if (tidy)
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for (int i = 0; i < list.Count;)
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if (list[i].Deleted)
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list.RemoveAt(i);
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else
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++i;
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Write(list.Count);
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for (int i = 0; i < list.Count; ++i)
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Write(list[i]);
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}
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public void Write(HashSet<Item> set)
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{
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Write(set, false);
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}
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public void Write(HashSet<Item> set, bool tidy)
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{
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if (tidy) set.RemoveWhere(item => item.Deleted);
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Write(set.Count);
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foreach (Item item in set) Write(item);
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}
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public void WriteItemSet<T>(HashSet<T> set) where T : Item
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{
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WriteItemSet(set, false);
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}
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public void WriteItemSet<T>(HashSet<T> set, bool tidy) where T : Item
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{
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if (tidy) set.RemoveWhere(item => item.Deleted);
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Write(set.Count);
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foreach (T item in set) Write(item);
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}
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public void Write(List<Mobile> list)
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{
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Write(list, false);
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}
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public void Write(List<Mobile> list, bool tidy)
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{
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if (tidy)
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for (int i = 0; i < list.Count;)
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if (list[i].Deleted)
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list.RemoveAt(i);
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else
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++i;
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Write(list.Count);
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for (int i = 0; i < list.Count; ++i)
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Write(list[i]);
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}
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public void WriteMobileList<T>(List<T> list) where T : Mobile
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{
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WriteMobileList(list, false);
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}
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public void WriteMobileList<T>(List<T> list, bool tidy) where T : Mobile
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{
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if (tidy)
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for (int i = 0; i < list.Count;)
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if (list[i].Deleted)
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list.RemoveAt(i);
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else
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++i;
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Write(list.Count);
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for (int i = 0; i < list.Count; ++i)
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Write(list[i]);
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}
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public void Write(HashSet<Mobile> set)
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{
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Write(set, false);
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}
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public void Write(HashSet<Mobile> set, bool tidy)
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{
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if (tidy) set.RemoveWhere(mobile => mobile.Deleted);
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Write(set.Count);
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foreach (Mobile mob in set) Write(mob);
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}
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public void WriteMobileSet<T>(HashSet<T> set) where T : Mobile
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{
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WriteMobileSet(set, false);
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}
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public void WriteMobileSet<T>(HashSet<T> set, bool tidy) where T : Mobile
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{
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if (tidy) set.RemoveWhere(mob => mob.Deleted);
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Write(set.Count);
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foreach (T mob in set) Write(mob);
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}
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public void Write(List<BaseGuild> list)
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{
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Write(list, false);
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}
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public void Write(List<BaseGuild> list, bool tidy)
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{
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if (tidy)
|
|
for (int i = 0; i < list.Count;)
|
|
if (list[i].Disbanded)
|
|
list.RemoveAt(i);
|
|
else
|
|
++i;
|
|
|
|
Write(list.Count);
|
|
|
|
for (int i = 0; i < list.Count; ++i)
|
|
Write(list[i]);
|
|
}
|
|
|
|
public void WriteGuildList<T>(List<T> list) where T : BaseGuild
|
|
{
|
|
WriteGuildList(list, false);
|
|
}
|
|
|
|
public void WriteGuildList<T>(List<T> list, bool tidy) where T : BaseGuild
|
|
{
|
|
if (tidy)
|
|
for (int i = 0; i < list.Count;)
|
|
if (list[i].Disbanded)
|
|
list.RemoveAt(i);
|
|
else
|
|
++i;
|
|
|
|
Write(list.Count);
|
|
|
|
for (int i = 0; i < list.Count; ++i)
|
|
Write(list[i]);
|
|
}
|
|
|
|
public void Write(HashSet<BaseGuild> set)
|
|
{
|
|
Write(set, false);
|
|
}
|
|
|
|
public void Write(HashSet<BaseGuild> set, bool tidy)
|
|
{
|
|
if (tidy) set.RemoveWhere(guild => guild.Disbanded);
|
|
|
|
Write(set.Count);
|
|
|
|
foreach (BaseGuild guild in set) Write(guild);
|
|
}
|
|
|
|
public void WriteGuildSet<T>(HashSet<T> set) where T : BaseGuild
|
|
{
|
|
WriteGuildSet(set, false);
|
|
}
|
|
|
|
public void WriteGuildSet<T>(HashSet<T> set, bool tidy) where T : BaseGuild
|
|
{
|
|
if (tidy) set.RemoveWhere(guild => guild.Disbanded);
|
|
|
|
Write(set.Count);
|
|
|
|
foreach (T guild in set) Write(guild);
|
|
}
|
|
}
|
|
|
|
}
|