Mega Code Archive
Extends BinaryReader
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using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.IO;
namespace SharpMod.IO
{
public class ModBinaryReader : BinaryReader
{
public ModBinaryReader(Stream baseStream)
: base(baseStream)
{
}
public void Seek(int offset, SeekOrigin origin)
{
BaseStream.Seek(offset, origin);
}
public virtual int Tell()
{
try
{
return (int)(BaseStream.Position);
}
catch (System.IO.IOException ioe1)
{
return -1;
}
}
/*public int Read(byte[] buffer, int offset, int count)
{
return BaseStream.Read(buffer, offset, count);
}*/
/*public virtual sbyte ReadSByte()
{
try
{
return (sbyte)this.ReadByte();
}
catch (System.IO.IOException ioe1)
{
return -1;
}
}*/
public virtual short ReadUByte()
{
try
{
return (short)this.ReadByte();
}
catch (System.IO.IOException ioe1)
{
throw ioe1;
}
}
public virtual bool ReadUBytes(short[] buffer, int number)
{
int pos = 0;
while (number > 0)
{
buffer[pos++] = ReadUByte(); number--;
}
return !isEOF();
}
public virtual int ReadMotorolaUWord()
{
int result = ((int)ReadUByte()) << 8;
result = (int)((short)result | (short)ReadUByte());
return result;
}
public virtual int ReadIntelUWord()/* _mm_read_I_UWORD*/
{
int result = ReadUByte();
result |= ((int)ReadUByte()) << 8;
return result;
}
public virtual short ReadMotorolaSWord()
{
short result = (short)(ReadUByte() << 8);
result |= ReadUByte();
return result;
}
public virtual bool ReadIntelUWords(int[] buffer, int number)
{
int pos = 0; while (number > 0)
{
buffer[pos++] = ReadIntelUWord(); number--;
} return !isEOF();
}
public virtual short ReadIntelSWord()
{
short result = ReadUByte();
result |= (short)(ReadUByte() << 8);
return result;
}
public virtual int ReadMotorolaULong()
{
int result = (ReadMotorolaUWord()) << 16;
result |= ReadMotorolaUWord();
return result;
}
public virtual int ReadIntelULong()
{
int result = ReadIntelUWord();
result |= ((int)ReadIntelUWord()) << 16;
return result;
}
public virtual int ReadMotorolaSLong()
{
return ((int)ReadMotorolaULong());
}
public virtual int ReadIntelSLong()
{
return ((int)ReadIntelULong());
}
public string ReadString(int length)
{
try
{
byte[] tmpBuffer = new byte[length];
this.Read(tmpBuffer, 0, length);
return System.Text.UTF8Encoding.UTF8.GetString(tmpBuffer, 0, length).Trim(new char[] {'\0'});
}
catch (System.IO.IOException ioe1)
{
throw ioe1;
}
}
public virtual bool ReadSBytes(sbyte[] buffer, int number)
{
int pos = 0; while (number > 0)
{
buffer[pos++] = ReadSByte(); number--;
}
return !isEOF();
}
public virtual bool readMotorolaSWords(short[] buffer, int number)
{
int pos = 0; while (number > 0)
{
buffer[pos++] = ReadMotorolaSWord(); number--;
} return !isEOF();
}
public virtual bool readIntelSWords(short[] buffer, int number)
{
int pos = 0; while (number > 0)
{
buffer[pos++] = ReadIntelSWord(); number--;
} return !isEOF();
}
// isEOF is basically a utility function to catch all the
// IOExceptions from the dependandt functions.
// It's also make the code look more like the original
// C source because it corresponds to feof.
public virtual bool isEOF()
{
try
{
return (BaseStream.Position >= BaseStream.Length);
}
catch (System.IO.IOException ioe1)
{
return true;
}
}
public void Rewind()
{
Seek(0, SeekOrigin.Begin);
}
}
}
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