// Matt Kimball (matt@kimball.net)
//
+//
+// Copyright (C) 2004 Novell, Inc (http://www.novell.com)
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
using System;
using System.Text;
using System.Globalization;
public class BinaryWriter : IDisposable {
// Null is a BinaryWriter with no backing store.
- public static readonly BinaryWriter Null;
+ public static readonly BinaryWriter Null = new BinaryWriter ();
protected Stream OutStream;
private Encoding m_encoding;
private byte [] buffer;
private bool disposed = false;
- static BinaryWriter() {
- Null = new BinaryWriter();
- }
-
protected BinaryWriter() : this (Stream.Null, Encoding.UTF8Unmarked) {
}
OutStream.Write(BitConverter.GetBytes(value), 0, 4);
}
+ byte [] stringBuffer;
+ int maxCharsPerRound;
+
public virtual void Write(string value) {
if (disposed)
throw new ObjectDisposedException ("BinaryWriter", "Cannot write to a closed BinaryWriter");
- /* The length field is the byte count, not the
- * char count
- */
- byte[] enc = m_encoding.GetBytes(value);
- Write7BitEncodedInt(enc.Length);
- OutStream.Write(enc, 0, enc.Length);
+ int len = m_encoding.GetByteCount (value);
+ Write7BitEncodedInt (len);
+
+ if (stringBuffer == null) {
+ stringBuffer = new byte [512];
+ maxCharsPerRound = 512 / m_encoding.GetMaxByteCount (1);
+ }
+
+ int chpos = 0;
+ int chrem = value.Length;
+ while (chrem > 0) {
+ int cch = (chrem > maxCharsPerRound) ? maxCharsPerRound : chrem;
+ int blen = m_encoding.GetBytes (value, chpos, cch, stringBuffer, 0);
+ OutStream.Write (stringBuffer, 0, blen);
+
+ chpos += cch;
+ chrem -= cch;
+ }
}
[CLSCompliant(false)]