add all

Packages/com.tivadar.best.http/Runtime/3rdParty/BouncyCastle/asn1/DerPrintableString.cs

@@ -0,0 +1,194 @@
+#if !BESTHTTP_DISABLE_ALTERNATE_SSL && (!UNITY_WEBGL || UNITY_EDITOR)
+#pragma warning disable
+using System;
+using System.IO;
+
+using Best.HTTP.SecureProtocol.Org.BouncyCastle.Utilities;
+
+namespace Best.HTTP.SecureProtocol.Org.BouncyCastle.Asn1
+{
+    /**
+     * Der PrintableString object.
+     */
+    public class DerPrintableString
+        : DerStringBase
+    {
+        internal class Meta : Asn1UniversalType
+        {
+            internal static readonly Asn1UniversalType Instance = new Meta();
+
+            private Meta() : base(typeof(DerPrintableString), Asn1Tags.PrintableString) {}
+
+            internal override Asn1Object FromImplicitPrimitive(DerOctetString octetString)
+            {
+                return CreatePrimitive(octetString.GetOctets());
+            }
+        }
+
+		/**
+         * return a printable string from the passed in object.
+         *
+         * @exception ArgumentException if the object cannot be converted.
+         */
+        public static DerPrintableString GetInstance(object obj)
+        {
+            if (obj == null)
+                return null;
+
+            if (obj is DerPrintableString derPrintableString)
+                return derPrintableString;
+
+            if (obj is IAsn1Convertible asn1Convertible)
+            {
+                Asn1Object asn1Object = asn1Convertible.ToAsn1Object();
+                if (asn1Object is DerPrintableString converted)
+                    return converted;
+            }
+            else if (obj is byte[] bytes)
+            {
+                try
+                {
+                    return (DerPrintableString)Meta.Instance.FromByteArray(bytes);
+                }
+                catch (IOException e)
+                {
+                    throw new ArgumentException("failed to construct printable string from byte[]: " + e.Message);
+                }
+            }
+
+            throw new ArgumentException("illegal object in GetInstance: " + Org.BouncyCastle.Utilities.Platform.GetTypeName(obj));
+        }
+
+        /**
+         * return a printable string from a tagged object.
+         *
+         * @param taggedObject the tagged object holding the object we want
+         * @param declaredExplicit true if the object is meant to be explicitly tagged false otherwise.
+         * @exception ArgumentException if the tagged object cannot be converted.
+         */
+        public static DerPrintableString GetInstance(Asn1TaggedObject taggedObject, bool declaredExplicit)
+        {
+            return (DerPrintableString)Meta.Instance.GetContextInstance(taggedObject, declaredExplicit);
+        }
+
+        private readonly byte[] m_contents;
+
+		public DerPrintableString(string str)
+			: this(str, false)
+		{
+		}
+
+		/**
+		* Constructor with optional validation.
+		*
+		* @param string the base string to wrap.
+		* @param validate whether or not to check the string.
+		* @throws ArgumentException if validate is true and the string
+		* contains characters that should not be in a PrintableString.
+		*/
+		public DerPrintableString(string str, bool validate)
+		{
+			if (str == null)
+				throw new ArgumentNullException("str");
+			if (validate && !IsPrintableString(str))
+				throw new ArgumentException("string contains illegal characters", "str");
+
+            m_contents = Strings.ToAsciiByteArray(str);
+		}
+
+        public DerPrintableString(byte[] contents)
+            : this(contents, true)
+        {
+        }
+
+        internal DerPrintableString(byte[] contents, bool clone)
+        {
+            if (null == contents)
+                throw new ArgumentNullException("contents");
+
+            m_contents = clone ? Arrays.Clone(contents) : contents;
+        }
+
+        public override string GetString()
+        {
+            return Strings.FromAsciiByteArray(m_contents);
+        }
+
+        public byte[] GetOctets()
+        {
+            return Arrays.Clone(m_contents);
+        }
+
+        internal override IAsn1Encoding GetEncoding(int encoding)
+        {
+            return new PrimitiveEncoding(Asn1Tags.Universal, Asn1Tags.PrintableString, m_contents);
+        }
+
+        internal override IAsn1Encoding GetEncodingImplicit(int encoding, int tagClass, int tagNo)
+        {
+            return new PrimitiveEncoding(tagClass, tagNo, m_contents);
+        }
+
+        protected override bool Asn1Equals(
+			Asn1Object asn1Object)
+		{
+            DerPrintableString that = asn1Object as DerPrintableString;
+            return null != that
+                && Arrays.AreEqual(this.m_contents, that.m_contents);
+        }
+
+        protected override int Asn1GetHashCode()
+        {
+            return Arrays.GetHashCode(m_contents);
+        }
+
+        /**
+		 * return true if the passed in String can be represented without
+		 * loss as a PrintableString, false otherwise.
+		 *
+		 * @return true if in printable set, false otherwise.
+		 */
+        public static bool IsPrintableString(string str)
+		{
+			foreach (char ch in str)
+			{
+				if (ch > 0x007f)
+					return false;
+
+				if (char.IsLetterOrDigit(ch))
+					continue;
+
+//				if (char.IsPunctuation(ch))
+//					continue;
+
+				switch (ch)
+				{
+					case ' ':
+					case '\'':
+					case '(':
+					case ')':
+					case '+':
+					case '-':
+					case '.':
+					case ':':
+					case '=':
+					case '?':
+					case '/':
+					case ',':
+						continue;
+				}
+
+				return false;
+			}
+
+			return true;
+		}
+
+        internal static DerPrintableString CreatePrimitive(byte[] contents)
+        {
+            return new DerPrintableString(contents, false);
+        }
+    }
+}
+#pragma warning restore
+#endif