private BlowfishAlgorithm(byte[] key, byte[] iv, bool useCBC, bool isEncryptor)
{
if (null == key)
{
GenerateKey();
}
else
{
Key = key;
}
if (useCBC)
{
IV = this.origIV = iv;
this.bfc = new BlowfishCBC(KeyValue, 0, KeyValue.Length);
this.bfc.SetIV(IVValue, 0);
}
else
{
this.bfe = new BlowfishECB(KeyValue, 0, KeyValue.Length);
}
this.isEncryptor = isEncryptor;
}
private BlowfishAlgorithm(byte[] key, byte[] iv, bool useCBC, bool isEncryptor)
{
if (null == key)
{
GenerateKey();
}
else
{
Key = key;
}
if (useCBC)
{
IV = this.origIV = iv;
this.bfc = new BlowfishCBC(KeyValue, 0, KeyValue.Length);
this.bfc.SetIV(IVValue, 0);
}
else
{
this.bfe = new BlowfishECB(KeyValue, 0, KeyValue.Length);
}
this.isEncryptor = isEncryptor;
}
/// <summary>Creates a new BlowfishEasy instance. Notice that this ctor
/// supports only the new way of how string are set up. There is no support
/// for the old BlowfishJ key setup available right now (which had a
/// design flaw by not using the full Unicode character space).</summary>
/// <param name="password">The password used for encryption and decryption.</param>
public BlowfishEasy(String password)
{
int c = password.Length;
byte[] passw = new byte[c << 1];
for (int i = 0, j = 0; i < c; i++)
{
int chr = (int)password[i];
passw[j++] = (byte)((chr >> 8) & 0x0ff);
passw[j++] = (byte)(chr & 0x0ff);
}
SHA1 sha = new SHA1Managed();
byte[] key = sha.ComputeHash(passw);
this.bfc = new BlowfishCBC(key, 0, key.Length);
}
/// <summary>Creates a new BlowfishEasy instance. Notice that this ctor
/// supports only the new way of how string are set up. There is no support
/// for the old BlowfishJ key setup available right now (which had a
/// design flaw by not using the full Unicode character space).</summary>
/// <param name="password">The password used for encryption and decryption.</param>
public BlowfishEasy(String password)
{
int c = password.Length;
byte[] passw = new byte[c << 1];
for (int i = 0, j = 0; i < c; i++)
{
int chr = (int)password[i];
passw[j++] = (byte)((chr >> 8) & 0x0ff);
passw[j++] = (byte)( chr & 0x0ff);
}
SHA1 sha = new SHA1Managed();
byte[] key = sha.ComputeHash(passw);
this.bfc = new BlowfishCBC(key, 0, key.Length);
}
/// <see cref="BlowfishNET.BlowfishECB.Clone"/>
public new object Clone()
{
BlowfishCBC result;
result = new BlowfishCBC();
result.pbox = (uint[]) this.pbox.Clone();
result.sbox1 = (uint[]) this.sbox1.Clone();
result.sbox2 = (uint[]) this.sbox2.Clone();
result.sbox3 = (uint[]) this.sbox3.Clone();
result.sbox4 = (uint[]) this.sbox4.Clone();
result.block = (byte[]) this.block.Clone();
result.isWeakKey = this.isWeakKey;
result.ivHi = this.ivHi;
result.ivLo = this.ivLo;
return result;
}
/// <see cref="BlowfishNET.BlowfishECB.Clone"/>
public new object Clone()
{
BlowfishCBC result;
result = new BlowfishCBC();
result.pbox = (uint[])this.pbox.Clone();
result.sbox1 = (uint[])this.sbox1.Clone();
result.sbox2 = (uint[])this.sbox2.Clone();
result.sbox3 = (uint[])this.sbox3.Clone();
result.sbox4 = (uint[])this.sbox4.Clone();
result.block = (byte[])this.block.Clone();
result.isWeakKey = this.isWeakKey;
result.ivHi = this.ivHi;
result.ivLo = this.ivLo;
return(result);
}