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added AsciiString class.

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wrapper around byte array.
This commit is contained in:
morkt 2015-05-29 14:51:28 +04:00
parent 5d2d620153
commit 03e280c045
1 changed files with 85 additions and 0 deletions
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85
GameRes/Utility.cs
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@ -445,4 +445,89 @@ namespace GameRes.Utility
m_stream.Flush();
}
}
public class AsciiString
{
public byte[] Value { get; set; }
public int Length { get { return Value.Length; } }
public AsciiString (int size)
{
Value = new byte[size];
}
public AsciiString (byte[] str)
{
Value = str;
}
public AsciiString (string str)
{
Value = Encoding.ASCII.GetBytes (str);
}
public override string ToString ()
{
return Encoding.ASCII.GetString (Value);
}
public override bool Equals (object o)
{
if (null == o)
return false;
var a = o as AsciiString;
if (null == (object)a)
return false;
return this == a;
}
public override int GetHashCode ()
{
int hash = 5381;
for (int i = 0; i < Value.Length; ++i)
{
hash = ((hash << 5) + hash) ^ Value[i];
}
return hash ^ (hash * 1566083941);;
}
public static bool operator== (AsciiString a, AsciiString b)
{
if (ReferenceEquals (a, b))
return true;
if (null == (object)a || null == (object)b)
return false;
if (a.Length != b.Length)
return false;
for (int i = 0; i < a.Length; ++i)
if (a.Value[i] != b.Value[i])
return false;
return true;
}
public static bool operator!= (AsciiString a, AsciiString b)
{
return !(a == b);
}
public static bool operator== (AsciiString a, string b)
{
return Binary.AsciiEqual (a.Value, b);
}
public static bool operator!= (AsciiString a, string b)
{
return !(a == b);
}
public static bool operator== (string a, AsciiString b)
{
return b == a;
}
public static bool operator!= (string a, AsciiString b)
{
return !(b == a);
}
}
}