private void Encrypt(object obj)
{
using (Stream targetStream = new MemoryStream())
{
DefaultEncryptionSettings encryptionSettings = new DefaultEncryptionSettings();
encryptionSettings.Password = this.EncryptionPassword ?? string.Empty;
using (CompressedStream compressedStream = new CompressedStream(targetStream, StreamOperationMode.Write, new DeflateSettings(), false, encryptionSettings))
{
StreamWriter writer = new StreamWriter(compressedStream);
writer.Write(this.Input);
writer.Flush();
}
targetStream.Seek(0, SeekOrigin.Begin);
this.bytes = new byte[targetStream.Length];
targetStream.Read(this.bytes, 0, this.bytes.Length);
targetStream.Seek(0, SeekOrigin.Begin);
using (StreamReader reader = new StreamReader(targetStream))
{
this.Output = reader.ReadToEnd();
}
}
}
private void ReadProtectedArchive()
{
#region radziplibrary-protect-ziparchive_1
using (Stream stream = File.Open("test.zip", FileMode.Open))
{
DefaultEncryptionSettings encryptionSettings = new DefaultEncryptionSettings();
encryptionSettings.Password = "******";
using (ZipArchive archive = new ZipArchive(stream, ZipArchiveMode.Read, false, null, null, encryptionSettings))
{
{
// Display the list of the files in the selected zip file using the ZipArchive.Entries property.
}
}
#endregion
}
}
private void CreateProtectedArchive()
{
#region radziplibrary-protect-ziparchive_0
using (Stream stream = File.Open("test.zip", FileMode.Create))
{
DefaultEncryptionSettings encryptionSettings = new DefaultEncryptionSettings();
encryptionSettings.Password = "******";
using (ZipArchive archive = new ZipArchive(stream, ZipArchiveMode.Create, false, null, null, encryptionSettings))
{
using (ZipArchiveEntry entry = archive.CreateEntry("text.txt"))
{
StreamWriter writer = new StreamWriter(entry.Open());
writer.WriteLine("Hello world!"); writer.Flush();
}
}
}
#endregion
}
private void Decrypt(object obj)
{
try
{
using (Stream sourceStream = new MemoryStream())
{
sourceStream.Write(this.bytes, 0, this.bytes.Length);
sourceStream.Seek(0, SeekOrigin.Begin);
DefaultEncryptionSettings encryptionSettings = new DefaultEncryptionSettings();
encryptionSettings.Password = this.DecryptionPassword ?? string.Empty;
using (CompressedStream compressedStream = new CompressedStream(sourceStream, StreamOperationMode.Read, new DeflateSettings(), false, encryptionSettings))
{
StreamReader reader = new StreamReader(compressedStream);
this.Output = reader.ReadToEnd();
}
}
}
catch
{
this.Output = "Can not decompress with this password";
}
}
