C# BouncyCastle使用文件名中的西里尔利克（俄语）字母对文件进行加密和签名
如何在文件名中使用西里尔字母Russian对文件进行加密和签名。然后解密并验证签名。请帮助我，我无法验证签名 异常-保留流中的未知对象C# BouncyCastle使用文件名中的西里尔利克（俄语）字母对文件进行加密和签名,c#,character-encoding,bouncycastle,sign,pgp,C#,Character Encoding,Bouncycastle,Sign,Pgp,如何在文件名中使用西里尔字母Russian对文件进行加密和签名。然后解密并验证签名。请帮助我，我无法验证签名 异常-保留流中的未知对象 public void VerifySignature(Stream input, string outputpath) { input = PgpUtilities.GetDecoderStream(input); PgpObjectFactory pgpObjF = new PgpObjectFactory(i
public void VerifySignature(Stream input, string outputpath)
{
input = PgpUtilities.GetDecoderStream(input);
PgpObjectFactory pgpObjF = new PgpObjectFactory(input);
PgpEncryptedDataList enc = (PgpEncryptedDataList) pgpObjF.NextPgpObject();
PgpPrivateKey sKey = null;
PgpPublicKeyEncryptedData pbe = null;
PgpSecretKeyRingBundle pgpSec = new PgpSecretKeyRingBundle(PgpUtilities.
GetDecoderStream(File.OpenRead(m_encryptionKeys.PrivateKeyPathd)));
foreach (PgpPublicKeyEncryptedData pked in enc.GetEncryptedDataObjects())
{
sKey = FindSecretKey(pgpSec, pked.KeyId, m_encryptionKeys.PassPhrase.ToCharArray());
if (sKey != null)
{
pbe = pked;
break;
}
}
if (sKey == null)
{
throw new ArgumentException("secret key for message not found.");
}
Stream clear = pbe.GetDataStream(sKey);
PgpObjectFactory plainFact = new PgpObjectFactory(clear);
PgpCompressedData cData = (PgpCompressedData)plainFact.NextPgpObject();
PgpObjectFactory pgpFact = new PgpObjectFactory(cData.GetDataStream());
PgpObject message = pgpFact.NextPgpObject();
if (message is PgpOnePassSignatureList)
{
PgpOnePassSignatureList p1 = (PgpOnePassSignatureList)message;
PgpOnePassSignature ops = p1[0];
PgpLiteralData p2 = (PgpLiteralData)pgpFact.NextPgpObject();
Stream dIn = p2.GetInputStream();
PgpPublicKeyRingBundle pgpRing = new PgpPublicKeyRingBundle(PgpUtilities.
GetDecoderStream(File.OpenRead(m_encryptionKeys.PublicKeyPathd)));
PgpPublicKey key = pgpRing.GetPublicKey(ops.KeyId);
Stream fos = File.Create(p2.FileName);
ops.InitVerify(key);
int ch;
while ((ch = dIn.ReadByte()) >= 0)
{
ops.Update((byte)ch);
fos.WriteByte((byte)ch);
}
fos.Close();
//PgpObject p3 = pgpFact.NextPgpObject();
//if(p3 is PgpSignature)
// throw new PgpException("signature verified.");
PgpSignatureList p3 = (PgpSignatureList)pgpFact.NextPgpObject();
PgpSignature firstSig = p3[0];
if (ops.Verify(firstSig))
{
throw new PgpException("signature verified.");
}
else
{
throw new PgpException("signature verification failed.");
}
}
}
public class PgpEncrypt
{
private PgpEncryptionKeys m_encryptionKeys;
private const int BufferSize = 0x10000; // should always be power of 2
/// <summary>
/// Instantiate a new PgpEncrypt class with initialized PgpEncryptionKeys.
/// </summary>
/// <param name="encryptionKeys"></param>
/// <exception cref="ArgumentNullException">encryptionKeys is null</exception>
public PgpEncrypt(PgpEncryptionKeys encryptionKeys)
{
if (encryptionKeys == null)
throw new ArgumentNullException("encryptionKeys", "encryptionKeys is null.");
m_encryptionKeys = encryptionKeys;
}
/// <summary>
/// Encrypt and sign the file pointed to by unencryptedFileInfo and
/// write the encrypted content to outputStream.
/// </summary>
/// <param name="outputStream">The stream that will contain the
/// encrypted data when this method returns.</param>
/// <param name="fileName">FileInfo of the file to encrypt</param>
public void EncryptAndSign(Stream outputStream, FileInfo unencryptedFileInfo)
{
if (outputStream == null)
throw new ArgumentNullException("outputStream", "outputStream is null.");
if (unencryptedFileInfo == null)
throw new ArgumentNullException("unencryptedFileInfo", "unencryptedFileInfo is null.");
if (!File.Exists(unencryptedFileInfo.FullName))
throw new ArgumentException("File to encrypt not found.");
/*string ext = unencryptedFileInfo.Extension;
File.Move(unencryptedFileInfo.FullName, unencryptedFileInfo.DirectoryName +"\\554" + ext);*/
using (Stream encryptedOut = ChainEncryptedOut(outputStream))
using (Stream compressedOut = ChainCompressedOut(encryptedOut))
{
PgpSignatureGenerator signatureGenerator = InitSignatureGenerator(compressedOut);
using (Stream literalOut = ChainLiteralOut(compressedOut, unencryptedFileInfo))
using (FileStream inputFile = unencryptedFileInfo.OpenRead())
{
StreamReader strRdr = new StreamReader(inputFile);
Encoding code = strRdr.CurrentEncoding;
WriteOutputAndSign(compressedOut, literalOut, inputFile, signatureGenerator);
}
}
}
public Encoding DetectEncoding(String fileName)
{
// open the file with the stream-reader:
using (StreamReader reader = new StreamReader(fileName, true))
{
// return the encoding.
return reader.CurrentEncoding;
}
}
private static void WriteOutputAndSign( Stream compressedOut,
Stream literalOut,
FileStream inputFile,
PgpSignatureGenerator signatureGenerator){
int length = 0;
byte[] buf = new byte[BufferSize];
while ((length = inputFile.Read(buf, 0, buf.Length)) > 0)
{
literalOut.Write(buf, 0, length);
signatureGenerator.Update(buf, 0, length);
}
signatureGenerator.Generate().Encode(compressedOut);
}
private Stream ChainEncryptedOut(Stream outputStream)
{
PgpEncryptedDataGenerator encryptedDataGenerator;
encryptedDataGenerator = new PgpEncryptedDataGenerator(SymmetricKeyAlgorithmTag.TripleDes,new SecureRandom());
encryptedDataGenerator.AddMethod(m_encryptionKeys.PublicKey);
return encryptedDataGenerator.Open(outputStream, new byte[BufferSize]);
}
private static Stream ChainCompressedOut(Stream encryptedOut)
{
PgpCompressedDataGenerator compressedDataGenerator = new PgpCompressedDataGenerator(CompressionAlgorithmTag.Zip);
return compressedDataGenerator.Open(encryptedOut);
}
private static Stream ChainLiteralOut(Stream compressedOut, FileInfo file)
{
string fileName = PgpLiteralData.Console;
PgpLiteralDataGenerator pgpLiteralDataGenerator = new PgpLiteralDataGenerator();
return pgpLiteralDataGenerator.Open(compressedOut, PgpLiteralData.Binary,file);
}
private PgpSignatureGenerator InitSignatureGenerator(Stream compressedOut)
{
const bool IsCritical = false;
const bool IsNested = false;
PublicKeyAlgorithmTag tag = m_encryptionKeys.SecretKey.PublicKey.Algorithm;
PgpSignatureGenerator pgpSignatureGenerator = new PgpSignatureGenerator(tag, HashAlgorithmTag.Sha1);
pgpSignatureGenerator.InitSign(PgpSignature.BinaryDocument, m_encryptionKeys.PrivateKey);
foreach (string userId in m_encryptionKeys.SecretKey.PublicKey.GetUserIds())
{
PgpSignatureSubpacketGenerator subPacketGenerator = new PgpSignatureSubpacketGenerator();
subPacketGenerator.SetSignerUserId(IsCritical, userId);
pgpSignatureGenerator.SetHashedSubpackets(subPacketGenerator.Generate());
// Just the first one!
break;
}
pgpSignatureGenerator.GenerateOnePassVersion(IsNested).Encode(compressedOut);
return pgpSignatureGenerator;
}
}
public Stream Open(
Stream outStr,
char format,
string name,
long length,
DateTime modificationTime)
{
if (pkOut != null)
throw new InvalidOperationException("generator already in open state");
if (outStr == null)
throw new ArgumentNullException("outStr");
// Do this first, since it might throw an exception
long unixMs = DateTimeUtilities.DateTimeToUnixMs(modificationTime);
byte[] encName = Encoding.GetEncoding(65001).GetBytes(name);
pkOut = new BcpgOutputStream(outStr, PacketTag.LiteralData,
length + 2 + encName.Length + 4, oldFormat);
WriteHeader(pkOut, format, name, unixMs);
return new WrappedGeneratorStream(this, pkOut);
}
我很抱歉，但是因为您在早期没有指定c，所以我认为它是Java。我仍然认为问题在于文件的打开方式，而不是您的方法。今天晚些时候我会看看你的样品，但不能保证太多。
public Stream Open(
Stream outStr,
char format,
string name,
long length,
DateTime modificationTime)
{
if (pkOut != null)
throw new InvalidOperationException("generator already in open state");
if (outStr == null)
throw new ArgumentNullException("outStr");
// Do this first, since it might throw an exception
long unixMs = DateTimeUtilities.DateTimeToUnixMs(modificationTime);
byte[] encName = Encoding.GetEncoding(65001).GetBytes(name);
pkOut = new BcpgOutputStream(outStr, PacketTag.LiteralData,
length + 2 + encName.Length + 4, oldFormat);
WriteHeader(pkOut, format, name, unixMs);
return new WrappedGeneratorStream(this, pkOut);
}