ZipHelper

public class ZipHelper
    {
        public static void ZipFile(string strFile, string strZip)
        {
            if (strFile[strFile.Length - 1] != Path.DirectorySeparatorChar)
                strFile += Path.DirectorySeparatorChar;
            ZipOutputStream s = new ZipOutputStream(File.Create(strZip));
            s.SetLevel(6);
            zip(strFile, s, strFile);
            s.Finish();
            s.Close();
        }
        private static void zip(string strFile, ZipOutputStream s, string staticFile)
        {
            if (strFile[strFile.Length - 1] != Path.DirectorySeparatorChar) strFile += Path.DirectorySeparatorChar;
            Crc32 crc = new Crc32();
            string[] filenames = Directory.GetFileSystemEntries(strFile);
            foreach (string file in filenames)
            {

                if (Directory.Exists(file))
                {
                    zip(file, s, staticFile);
                }

                else // 否则直接压缩文件
                {
                    //打开压缩文件
                    FileStream fs = File.OpenRead(file);

                    byte[] buffer = new byte[fs.Length];
                    fs.Read(buffer, 0, buffer.Length);
                    string tempfile = file.Substring(staticFile.LastIndexOf("\\") + 1);
                    ZipEntry entry = new ZipEntry(tempfile);
                    //设置wei unicode编码
                    entry.IsUnicodeText = true;
                    entry.DateTime = DateTime.Now;
                    entry.Size = fs.Length;
                    fs.Close();
                    crc.Reset();
                    crc.Update(buffer);
                    entry.Crc = crc.Value;
                    s.PutNextEntry(entry);

                    s.Write(buffer, 0, buffer.Length);
                }
            }
        }
    }

解决乱码办法

http://www.cnblogs.com/leodrain/archive/2009/05/04/fixed-sharpziplib-fastzip-not-surport-chinese-charater-file.html

为对象ZipEntry，添加属性

//设置wei unicode编码
entry.IsUnicodeText = true;