コード例 #1
0
ファイル: Hasher.cs プロジェクト: TechnoLingua/NeoEdit
        async public static Task <string> GetAsync(string fileName, Type type, byte[] key = null, IProgress <ProgressReport> progress = null, CancellationToken?cancel = null)
        {
            using (var stream = File.OpenRead(fileName))
            {
                if (type == Type.QuickHash)
                {
                    return(Coder.BytesToString(ComputeQuickHash(stream), Coder.CodePage.Hex));
                }

                var hashAlg = GetHashAlgorithm(type);
                hashAlg.Initialize();
                var buffer = new byte[65536];
                while (stream.Position < stream.Length)
                {
                    if (cancel?.IsCancellationRequested == true)
                    {
                        throw new Exception("Cancelled");
                    }
                    progress?.Report(new ProgressReport(stream.Position, stream.Length));

                    var block = await stream.ReadAsync(buffer, 0, buffer.Length);

                    hashAlg.TransformBlock(buffer, 0, block, null, 0);
                }
                hashAlg.TransformFinalBlock(buffer, 0, 0);
                return(Coder.BytesToString(hashAlg.Hash, Coder.CodePage.Hex));
            }
        }
コード例 #2
0
ファイル: Hasher.cs プロジェクト: TechnoLingua/NeoEdit
        public static string Get(byte[] data, Type type, byte[] key = null)
        {
            if (type == Type.QuickHash)
            {
                return(Coder.BytesToString(ComputeQuickHash(data), Coder.CodePage.Hex));
            }

            var hashAlg = GetHashAlgorithm(type);

            if ((key != null) && (hashAlg is BlockHashAlgorithm))
            {
                hashAlg = new Hmac(hashAlg as BlockHashAlgorithm, key);
            }
            return(Coder.BytesToString(hashAlg.ComputeHash(data), Coder.CodePage.Hex));
        }
コード例 #3
0
ファイル: XMLConverter.cs プロジェクト: TechnoLingua/NeoEdit
        public static XObject rToXML(string name, object obj, Type expectedType, bool createElement, Dictionary <object, XElement> references)
        {
            if (obj == null)
            {
                return(new XElement(name, new XAttribute(typeTag, nullType)));
            }

            var type = obj.GetType();

            if ((type.IsPrimitive) || (type.IsEnum) || (type == typeof(string)) || (obj is Type))
            {
                if (createElement)
                {
                    return(new XElement(name, obj));
                }
                return(new XAttribute(name, obj));
            }

            if (references.ContainsKey(obj))
            {
                var reference = references[obj];
                if (reference.Attribute(guidTag) == null)
                {
                    reference.Add(new XAttribute(guidTag, Guid.NewGuid().ToString()));
                }
                var guid = reference.Attribute(guidTag).Value;
                return(new XElement(name, new XAttribute(typeTag, referenceType), new XAttribute(guidTag, guid)));
            }

            var xml = references[obj] = new XElement(name);

            if (type != expectedType)
            {
                xml.Add(new XAttribute(typeTag, type.FullName));
            }

            if (type == typeof(Regex))
            {
                var regex = obj as Regex;
                xml.Add(regex.ToString(), new XAttribute(optionsTag, regex.Options));
            }
            else if (type.IsArray)
            {
                var itemType = type.GetElementType();
                if (itemType == typeof(byte))
                {
                    xml.Add(Coder.BytesToString(obj as byte[], Coder.CodePage.Hex));
                }
                else
                {
                    var items = obj as Array;
                    foreach (var item in items)
                    {
                        xml.Add(rToXML(itemTag, item, itemType, true, references));
                    }
                }
            }
            else if ((type.IsGenericType) && ((type.GetGenericTypeDefinition() == typeof(List <>)) || (type.GetGenericTypeDefinition() == typeof(HashSet <>))))
            {
                if (obj is IEnumerable <char> )
                {
                    xml.Add(new XAttribute("Values", Coder.ConvertString(new string((obj as IEnumerable <char>).ToArray()), Coder.CodePage.UTF8, Coder.CodePage.Base64)));
                }
                else
                {
                    var items    = obj as IEnumerable;
                    var itemType = type.GetGenericArguments()[0];
                    foreach (var item in items)
                    {
                        xml.Add(rToXML(itemTag, item, itemType, true, references));
                    }
                }
            }
            else if ((type.IsGenericType) && (type.GetGenericTypeDefinition() == typeof(Dictionary <,>)))
            {
                var items     = obj as IDictionary;
                var keyType   = type.GetGenericArguments()[0];
                var valueType = type.GetGenericArguments()[1];
                foreach (DictionaryEntry item in items)
                {
                    xml.Add(
                        new XElement(itemTag,
                                     rToXML(keyTag, item.Key, keyType, false, references),
                                     rToXML(valueTag, item.Value, valueType, false, references))
                        );
                }
            }
            else
            {
                var toXML = type.GetMethods(BindingFlags.NonPublic | BindingFlags.Public | BindingFlags.Instance).Where(method => method.GetCustomAttribute <ToXMLAttribute>() != null).FirstOrDefault();
                if (toXML != null)
                {
                    xml.Add(toXML.Invoke(obj, new object[0]));
                }
                else
                {
                    var found  = new HashSet <string>();
                    var fields = type.GetFields(BindingFlags.NonPublic | BindingFlags.Public | BindingFlags.Instance);
                    foreach (var field in fields)
                    {
                        var fieldName = EscapeField(field, found);

                        var value = field.GetValue(obj);
                        if (value == null)
                        {
                            continue;
                        }

                        xml.Add(rToXML(fieldName, value, field.FieldType, false, references));
                    }
                }
            }

            return(xml);
        }