byte[] getSignature_rsa(Session session, byte[] data)
{
try
{
Type t = Type.GetType(jsch.getConfig("signature.rsa"));
SignatureRSA rsa = (SignatureRSA)Activator.CreateInstance(t);
rsa.init();
rsa.setPrvKey(e_array, n_array, d_array, p_array, q_array, dmp1_array, dmq1_array, iqmp_array);
/*
* byte[] goo=new byte[4];
* goo[0]=(byte)(session.getSessionId().Length>>>24);
* goo[1]=(byte)(session.getSessionId().Length>>>16);
* goo[2]=(byte)(session.getSessionId().Length>>>8);
* goo[3]=(byte)(session.getSessionId().Length);
* rsa.update(goo);
* rsa.update(session.getSessionId());
*/
rsa.update(data);
byte[] sig = rsa.sign();
Buffer buf = new Buffer("ssh-rsa".Length + 4 +
sig.Length + 4);
buf.putString(System.Text.Encoding.Default.GetBytes("ssh-rsa"));
buf.putString(sig);
return(buf.buffer);
}
catch (Exception e)
{
Console.WriteLine(e);
}
return(null);
}
private Random genRandom()
{
if (random == null)
{
try
{
Type t = Type.GetType(jsch.getConfig("random"));
random = (Random)Activator.CreateInstance(t);
}
catch (Exception e) { Console.Error.WriteLine("connect: random " + e); }
}
return(random);
}
public String getFingerPrint(JSch jsch){
HASH hash=null;
try{
hash=(HASH)Activator.CreateInstance(Type.GetType(jsch.getConfig("md5")));
}
catch(Exception e){ Console.Error.WriteLine("getFingerPrint: "+e); }
return Util.getFingerPrint(hash, key);
}
public String getFingerPrint(JSch jsch)
{
HASH hash = null;
try{
hash = (HASH)Activator.CreateInstance(Type.GetType(jsch.getConfig("md5")));
}
catch (Exception e) { Console.Error.WriteLine("getFingerPrint: " + e); }
return(Util.getFingerPrint(hash, key));
}
public static void test()
{
JSch jsch = new JSch();
DH dh1 = null;
DH dh2 = null;
try
{
Type t=Type.GetType(jsch.getConfig("dh"));
dh1=(DH)(Activator.CreateInstance(t));
dh1.init();
dh2=(DH)(Activator.CreateInstance(t));
dh2.init();
}
catch(Exception ee)
{
Console.WriteLine(ee);
}
dh1.setP(DHG1.p);
dh1.setG(DHG1.g);
dh2.setP(DHG1.p);
dh2.setG(DHG1.g);
// The client responds with:
// byte SSH_MSG_KEXDH_INIT(30)
// mpint e <- g^x mod p
// x is a random number (1 < x < (p-1)/2)
byte[] e=dh1.getE();
byte[] f=dh2.getE();
Console.WriteLine("Private1 = {0}", hex(e));
Console.WriteLine();
Console.WriteLine("Private2 = {0}", hex(f));
Console.WriteLine();
dh1.setF(f);
dh2.setF(e);
byte[] k1 = dh1.getK();
byte[] k2 = dh2.getK();
Console.WriteLine("Public1 = {0}", hex(k1));
Console.WriteLine();
Console.WriteLine("Public2 = {0}", hex(k2));
Console.WriteLine();
}
internal IdentityFile(String identity, JSch jsch)
{
this.identity=identity;
this.jsch=jsch;
try
{
Type c=Type.GetType(jsch.getConfig("3des-cbc"));
cipher=(Cipher)Activator.CreateInstance(c);
key=new byte[cipher.getBlockSize()]; // 24
iv=new byte[cipher.getIVSize()]; // 8
c=Type.GetType(jsch.getConfig("md5"));
hash=(HASH)(Activator.CreateInstance(c));
hash.init();
FileInfo file=new FileInfo(identity);
FileStream fis = File.OpenRead(identity);
byte[] buf=new byte[(int)(file.Length)];
int len=fis.Read(buf, 0, buf.Length);
fis.Close();
int i=0;
while(i<len)
{
if(buf[i]=='B'&& buf[i+1]=='E'&& buf[i+2]=='G'&& buf[i+3]=='I')
{
i+=6;
if(buf[i]=='D'&& buf[i+1]=='S'&& buf[i+2]=='A'){ type=DSS; }
else if(buf[i]=='R'&& buf[i+1]=='S'&& buf[i+2]=='A'){ type=RSA; }
else if(buf[i]=='S'&& buf[i+1]=='S'&& buf[i+2]=='H')
{ // FSecure
type=UNKNOWN;
keytype=FSECURE;
}
else
{
//System.out.println("invalid format: "+identity);
throw new JSchException("invaid privatekey: "+identity);
}
i+=3;
continue;
}
if(buf[i]=='C'&& buf[i+1]=='B'&& buf[i+2]=='C'&& buf[i+3]==',')
{
i+=4;
for(int ii=0; ii<iv.Length; ii++)
{
iv[ii]=(byte)(((a2b(buf[i++])<<4)&0xf0)+
(a2b(buf[i++])&0xf));
}
continue;
}
if(buf[i]==0x0d &&
i+1<buf.Length && buf[i+1]==0x0a)
{
i++;
continue;
}
if(buf[i]==0x0a && i+1<buf.Length)
{
if(buf[i+1]==0x0a){ i+=2; break; }
if(buf[i+1]==0x0d &&
i+2<buf.Length && buf[i+2]==0x0a)
{
i+=3; break;
}
bool inheader=false;
for(int j=i+1; j<buf.Length; j++)
{
if(buf[j]==0x0a) break;
//if(buf[j]==0x0d) break;
if(buf[j]==':'){inheader=true; break;}
}
if(!inheader)
{
i++;
encrypted=false; // no passphrase
break;
}
}
i++;
}
if(type==ERROR)
{
throw new JSchException("invaid privatekey: "+identity);
}
int start=i;
while(i<len)
{
if(buf[i]==0x0a)
{
bool xd=(buf[i-1]==0x0d);
Array.Copy(buf, i+1,
buf,
i-(xd ? 1 : 0),
len-i-1-(xd ? 1 : 0)
);
if(xd)len--;
len--;
continue;
}
if(buf[i]=='-'){ break; }
i++;
}
encoded_data=Util.fromBase64(buf, start, i-start);
if(encoded_data.Length>4 && // FSecure
encoded_data[0]==(byte)0x3f &&
encoded_data[1]==(byte)0x6f &&
encoded_data[2]==(byte)0xf9 &&
encoded_data[3]==(byte)0xeb)
{
Buffer _buf=new Buffer(encoded_data);
_buf.ReadInt(); // 0x3f6ff9be
_buf.ReadInt();
byte[]_type=_buf.ReadString();
//System.out.println("type: "+Encoding.UTF8.GetString(_type));
byte[] _cipher=_buf.ReadString();
String s_cipher=System.Text.Encoding.Default.GetString(_cipher);
//System.out.println("cipher: "+cipher);
if(s_cipher.Equals("3des-cbc"))
{
_buf.ReadInt();
byte[] foo=new byte[encoded_data.Length-_buf.Offset];
_buf.ReadByte(foo);
encoded_data=foo;
encrypted=true;
throw new JSchException("unknown privatekey format: "+identity);
}
else if(s_cipher.Equals("none"))
{
_buf.ReadInt();
//_buf.getInt();
encrypted=false;
byte[] foo=new byte[encoded_data.Length-_buf.Offset];
_buf.ReadByte(foo);
encoded_data=foo;
}
}
try
{
file=new FileInfo(identity+".pub");
fis=File.OpenRead(identity+".pub");
buf=new byte[(int)(file.Length)];
len=fis.Read(buf, 0, buf.Length);
fis.Close();
}
catch
{
return;
}
if(buf.Length>4 && // FSecure's public key
buf[0]=='-' && buf[1]=='-' && buf[2]=='-' && buf[3]=='-')
{
i=0;
do{i++;}while(buf.Length>i && buf[i]!=0x0a);
if(buf.Length<=i) return;
while(true)
{
if(buf[i]==0x0a)
{
bool inheader=false;
for(int j=i+1; j<buf.Length; j++)
{
if(buf[j]==0x0a) break;
if(buf[j]==':'){inheader=true; break;}
}
if(!inheader)
{
i++;
break;
}
}
i++;
}
if(buf.Length<=i) return;
start=i;
while(i<len)
{
if(buf[i]==0x0a)
{
Array.Copy(buf, i+1, buf, i, len-i-1);
len--;
continue;
}
if(buf[i]=='-'){ break; }
i++;
}
publickeyblob=Util.fromBase64(buf, start, i-start);
if(type==UNKNOWN)
{
if(publickeyblob[8]=='d')
{
type=DSS;
}
else if(publickeyblob[8]=='r')
{
type=RSA;
}
}
}
else
{
if(buf[0]!='s'|| buf[1]!='s'|| buf[2]!='h'|| buf[3]!='-') return;
i=0;
while(i<len){ if(buf[i]==' ')break; i++;} i++;
if(i>=len) return;
start=i;
while(i<len){ if(buf[i]==' ')break; i++;}
publickeyblob=Util.fromBase64(buf, start, i-start);
}
}
catch(Exception e)
{
Console.WriteLine("Identity: "+e);
if(e is JSchException) throw (JSchException)e;
throw new JSchException(e.ToString());
}
}
internal IdentityFile(String identity, JSch jsch)
{
this.identity = identity;
this.jsch = jsch;
try
{
Type c = Type.GetType(jsch.getConfig("3des-cbc"));
cipher = (Cipher)Activator.CreateInstance(c);
key = new byte[cipher.getBlockSize()]; // 24
iv = new byte[cipher.getIVSize()]; // 8
c = Type.GetType(jsch.getConfig("md5"));
hash = (HASH)(Activator.CreateInstance(c));
hash.init();
FileInfo file = new FileInfo(identity);
FileStream fis = File.OpenRead(identity);
byte[] buf = new byte[(int)(file.Length)];
int len = fis.Read(buf, 0, buf.Length);
fis.Close();
int i = 0;
while (i < len)
{
if (buf[i] == 'B' && buf[i + 1] == 'E' && buf[i + 2] == 'G' && buf[i + 3] == 'I')
{
i += 6;
if (buf[i] == 'D' && buf[i + 1] == 'S' && buf[i + 2] == 'A')
{
type = DSS;
}
else if (buf[i] == 'R' && buf[i + 1] == 'S' && buf[i + 2] == 'A')
{
type = RSA;
}
else if (buf[i] == 'S' && buf[i + 1] == 'S' && buf[i + 2] == 'H')
{ // FSecure
type = UNKNOWN;
keytype = FSECURE;
}
else
{
//System.out.println("invalid format: "+identity);
throw new JSchException("invaid privatekey: " + identity);
}
i += 3;
continue;
}
if (buf[i] == 'C' && buf[i + 1] == 'B' && buf[i + 2] == 'C' && buf[i + 3] == ',')
{
i += 4;
for (int ii = 0; ii < iv.Length; ii++)
{
iv[ii] = (byte)(((a2b(buf[i++]) << 4) & 0xf0) +
(a2b(buf[i++]) & 0xf));
}
continue;
}
if (buf[i] == 0x0d &&
i + 1 < buf.Length && buf[i + 1] == 0x0a)
{
i++;
continue;
}
if (buf[i] == 0x0a && i + 1 < buf.Length)
{
if (buf[i + 1] == 0x0a)
{
i += 2; break;
}
if (buf[i + 1] == 0x0d &&
i + 2 < buf.Length && buf[i + 2] == 0x0a)
{
i += 3; break;
}
bool inheader = false;
for (int j = i + 1; j < buf.Length; j++)
{
if (buf[j] == 0x0a)
{
break;
}
//if(buf[j]==0x0d) break;
if (buf[j] == ':')
{
inheader = true; break;
}
}
if (!inheader)
{
i++;
encrypted = false; // no passphrase
break;
}
}
i++;
}
if (type == ERROR)
{
throw new JSchException("invaid privatekey: " + identity);
}
int start = i;
while (i < len)
{
if (buf[i] == 0x0a)
{
bool xd = (buf[i - 1] == 0x0d);
Array.Copy(buf, i + 1,
buf,
i - (xd ? 1 : 0),
len - i - 1 - (xd ? 1 : 0)
);
if (xd)
{
len--;
}
len--;
continue;
}
if (buf[i] == '-')
{
break;
}
i++;
}
encoded_data = Util.fromBase64(buf, start, i - start);
if (encoded_data.Length > 4 && // FSecure
encoded_data[0] == (byte)0x3f &&
encoded_data[1] == (byte)0x6f &&
encoded_data[2] == (byte)0xf9 &&
encoded_data[3] == (byte)0xeb)
{
Buffer _buf = new Buffer(encoded_data);
_buf.getInt(); // 0x3f6ff9be
_buf.getInt();
byte[] _type = _buf.getString();
//System.out.println("type: "+new String(_type));
byte[] _cipher = _buf.getString();
String s_cipher = System.Text.Encoding.Default.GetString(_cipher);
//System.out.println("cipher: "+cipher);
if (s_cipher.Equals("3des-cbc"))
{
_buf.getInt();
byte[] foo = new byte[encoded_data.Length - _buf.getOffSet()];
_buf.getByte(foo);
encoded_data = foo;
encrypted = true;
throw new JSchException("unknown privatekey format: " + identity);
}
else if (s_cipher.Equals("none"))
{
_buf.getInt();
//_buf.getInt();
encrypted = false;
byte[] foo = new byte[encoded_data.Length - _buf.getOffSet()];
_buf.getByte(foo);
encoded_data = foo;
}
}
try
{
file = new FileInfo(identity + ".pub");
fis = File.OpenRead(identity + ".pub");
buf = new byte[(int)(file.Length)];
len = fis.Read(buf, 0, buf.Length);
fis.Close();
}
catch
{
return;
}
if (buf.Length > 4 && // FSecure's public key
buf[0] == '-' && buf[1] == '-' && buf[2] == '-' && buf[3] == '-')
{
i = 0;
do
{
i++;
}while(buf.Length > i && buf[i] != 0x0a);
if (buf.Length <= i)
{
return;
}
while (true)
{
if (buf[i] == 0x0a)
{
bool inheader = false;
for (int j = i + 1; j < buf.Length; j++)
{
if (buf[j] == 0x0a)
{
break;
}
if (buf[j] == ':')
{
inheader = true; break;
}
}
if (!inheader)
{
i++;
break;
}
}
i++;
}
if (buf.Length <= i)
{
return;
}
start = i;
while (i < len)
{
if (buf[i] == 0x0a)
{
Array.Copy(buf, i + 1, buf, i, len - i - 1);
len--;
continue;
}
if (buf[i] == '-')
{
break;
}
i++;
}
publickeyblob = Util.fromBase64(buf, start, i - start);
if (type == UNKNOWN)
{
if (publickeyblob[8] == 'd')
{
type = DSS;
}
else if (publickeyblob[8] == 'r')
{
type = RSA;
}
}
}
else
{
if (buf[0] != 's' || buf[1] != 's' || buf[2] != 'h' || buf[3] != '-')
{
return;
}
i = 0;
while (i < len)
{
if (buf[i] == ' ')
{
break;
}
i++;
}
i++;
if (i >= len)
{
return;
}
start = i;
while (i < len)
{
if (buf[i] == ' ')
{
break;
}
i++;
}
publickeyblob = Util.fromBase64(buf, start, i - start);
}
}
catch (Exception e)
{
Console.WriteLine("Identity: " + e);
if (e is JSchException)
{
throw (JSchException)e;
}
throw new JSchException(e.ToString());
}
}