SafeAsciiDecoder.cs

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using System.Text;
 
namespace System.Xml;
 
internal sealed class SafeAsciiDecoder : Decoder
{
    public override int GetCharCount(byte[] bytes, int index, int count)
    {
        return count;
    }
 
    public override int GetChars(byte[] bytes, int byteIndex, int byteCount, char[] chars, int charIndex)
    {
        int num = byteIndex;
        int num2 = charIndex;
        while (num < byteIndex + byteCount)
        {
            chars[num2++] = (char)bytes[num++];
        }
        return byteCount;
    }
 
    public override void Convert(byte[] bytes, int byteIndex, int byteCount, char[] chars, int charIndex, int charCount, bool flush, out int bytesUsed, out int charsUsed, out bool completed)
    {
        if (charCount < byteCount)
        {
            byteCount = charCount;
            completed = false;
        }
        else
        {
            completed = true;
        }
        int num = byteIndex;
        int num2 = charIndex;
        int num3 = byteIndex + byteCount;
        while (num < num3)
        {
            chars[num2++] = (char)bytes[num++];
        }
        charsUsed = byteCount;
        bytesUsed = byteCount;
    }
}