scripts

ICSharpCode.SharpZipLib/Core/StreamUtils.cs

@@ -0,0 +1,160 @@
+using System;
+using System.IO;
+
+namespace ICSharpCode.SharpZipLib.Core
+{
+	// Token: 0x0200001E RID: 30
+	public sealed class StreamUtils
+	{
+		// Token: 0x060000D8 RID: 216 RVA: 0x00007734 File Offset: 0x00006734
+		public static void ReadFully(Stream stream, byte[] buffer)
+		{
+			StreamUtils.ReadFully(stream, buffer, 0, buffer.Length);
+		}
+
+		// Token: 0x060000D9 RID: 217 RVA: 0x00007744 File Offset: 0x00006744
+		public static void ReadFully(Stream stream, byte[] buffer, int offset, int count)
+		{
+			if (stream == null)
+			{
+				throw new ArgumentNullException("stream");
+			}
+			if (buffer == null)
+			{
+				throw new ArgumentNullException("buffer");
+			}
+			if (offset < 0 || offset > buffer.Length)
+			{
+				throw new ArgumentOutOfRangeException("offset");
+			}
+			if (count < 0 || offset + count > buffer.Length)
+			{
+				throw new ArgumentOutOfRangeException("count");
+			}
+			while (count > 0)
+			{
+				int num = stream.Read(buffer, offset, count);
+				if (num <= 0)
+				{
+					throw new EndOfStreamException();
+				}
+				offset += num;
+				count -= num;
+			}
+		}
+
+		// Token: 0x060000DA RID: 218 RVA: 0x000077BC File Offset: 0x000067BC
+		public static void Copy(Stream source, Stream destination, byte[] buffer)
+		{
+			if (source == null)
+			{
+				throw new ArgumentNullException("source");
+			}
+			if (destination == null)
+			{
+				throw new ArgumentNullException("destination");
+			}
+			if (buffer == null)
+			{
+				throw new ArgumentNullException("buffer");
+			}
+			if (buffer.Length < 128)
+			{
+				throw new ArgumentException("Buffer is too small", "buffer");
+			}
+			bool flag = true;
+			while (flag)
+			{
+				int num = source.Read(buffer, 0, buffer.Length);
+				if (num > 0)
+				{
+					destination.Write(buffer, 0, num);
+				}
+				else
+				{
+					destination.Flush();
+					flag = false;
+				}
+			}
+		}
+
+		// Token: 0x060000DB RID: 219 RVA: 0x00007837 File Offset: 0x00006837
+		public static void Copy(Stream source, Stream destination, byte[] buffer, ProgressHandler progressHandler, TimeSpan updateInterval, object sender, string name)
+		{
+			StreamUtils.Copy(source, destination, buffer, progressHandler, updateInterval, sender, name, -1L);
+		}
+
+		// Token: 0x060000DC RID: 220 RVA: 0x0000784C File Offset: 0x0000684C
+		public static void Copy(Stream source, Stream destination, byte[] buffer, ProgressHandler progressHandler, TimeSpan updateInterval, object sender, string name, long fixedTarget)
+		{
+			if (source == null)
+			{
+				throw new ArgumentNullException("source");
+			}
+			if (destination == null)
+			{
+				throw new ArgumentNullException("destination");
+			}
+			if (buffer == null)
+			{
+				throw new ArgumentNullException("buffer");
+			}
+			if (buffer.Length < 128)
+			{
+				throw new ArgumentException("Buffer is too small", "buffer");
+			}
+			if (progressHandler == null)
+			{
+				throw new ArgumentNullException("progressHandler");
+			}
+			bool flag = true;
+			DateTime dateTime = DateTime.Now;
+			long num = 0L;
+			long num2 = 0L;
+			if (fixedTarget >= 0L)
+			{
+				num2 = fixedTarget;
+			}
+			else if (source.CanSeek)
+			{
+				num2 = source.Length - source.Position;
+			}
+			ProgressEventArgs progressEventArgs = new ProgressEventArgs(name, num, num2);
+			progressHandler(sender, progressEventArgs);
+			bool flag2 = true;
+			while (flag)
+			{
+				int num3 = source.Read(buffer, 0, buffer.Length);
+				if (num3 > 0)
+				{
+					num += (long)num3;
+					flag2 = false;
+					destination.Write(buffer, 0, num3);
+				}
+				else
+				{
+					destination.Flush();
+					flag = false;
+				}
+				if (DateTime.Now - dateTime > updateInterval)
+				{
+					flag2 = true;
+					dateTime = DateTime.Now;
+					progressEventArgs = new ProgressEventArgs(name, num, num2);
+					progressHandler(sender, progressEventArgs);
+					flag = progressEventArgs.ContinueRunning;
+				}
+			}
+			if (!flag2)
+			{
+				progressEventArgs = new ProgressEventArgs(name, num, num2);
+				progressHandler(sender, progressEventArgs);
+			}
+		}
+
+		// Token: 0x060000DD RID: 221 RVA: 0x00007979 File Offset: 0x00006979
+		private StreamUtils()
+		{
+		}
+	}
+}