init commit

output/Libraries/BouncyCastle.Crypto/Org/BouncyCastle/Utilities/Strings.cs

@@ -0,0 +1,99 @@
+using System;
+using System.Text;
+
+namespace Org.BouncyCastle.Utilities;
+
+public abstract class Strings
+{
+	public static string ToUpperCase(string original)
+	{
+		bool flag = false;
+		char[] array = original.ToCharArray();
+		for (int i = 0; i != array.Length; i++)
+		{
+			char c = array[i];
+			if ('a' <= c && 'z' >= c)
+			{
+				flag = true;
+				array[i] = (char)(c - 97 + 65);
+			}
+		}
+		if (flag)
+		{
+			return new string(array);
+		}
+		return original;
+	}
+
+	internal static bool IsOneOf(string s, params string[] candidates)
+	{
+		foreach (string text in candidates)
+		{
+			if (s == text)
+			{
+				return true;
+			}
+		}
+		return false;
+	}
+
+	public static string FromByteArray(byte[] bs)
+	{
+		char[] array = new char[bs.Length];
+		for (int i = 0; i < array.Length; i++)
+		{
+			array[i] = Convert.ToChar(bs[i]);
+		}
+		return new string(array);
+	}
+
+	public static byte[] ToByteArray(char[] cs)
+	{
+		byte[] array = new byte[cs.Length];
+		for (int i = 0; i < array.Length; i++)
+		{
+			array[i] = Convert.ToByte(cs[i]);
+		}
+		return array;
+	}
+
+	public static byte[] ToByteArray(string s)
+	{
+		byte[] array = new byte[s.Length];
+		for (int i = 0; i < array.Length; i++)
+		{
+			array[i] = Convert.ToByte(s[i]);
+		}
+		return array;
+	}
+
+	public static string FromAsciiByteArray(byte[] bytes)
+	{
+		return Encoding.ASCII.GetString(bytes, 0, bytes.Length);
+	}
+
+	public static byte[] ToAsciiByteArray(char[] cs)
+	{
+		return Encoding.ASCII.GetBytes(cs);
+	}
+
+	public static byte[] ToAsciiByteArray(string s)
+	{
+		return Encoding.ASCII.GetBytes(s);
+	}
+
+	public static string FromUtf8ByteArray(byte[] bytes)
+	{
+		return Encoding.UTF8.GetString(bytes, 0, bytes.Length);
+	}
+
+	public static byte[] ToUtf8ByteArray(char[] cs)
+	{
+		return Encoding.UTF8.GetBytes(cs);
+	}
+
+	public static byte[] ToUtf8ByteArray(string s)
+	{
+		return Encoding.UTF8.GetBytes(s);
+	}
+}