public static RsaKeyPair GenerateRsaPrivateKey(int bits = 2048, BigNumber e = null,
RsaKeyGeneratorCallback cb = null, object cbArg = null)
{
if (e == null)
{
e = E_F4;
}
using (var rsa = new RSA())
{
BigNumber.GeneratorHandler cbWrapper = null;
if (cb != null)
{
cbWrapper = (x, y, z) => cb(x, y, z);
}
Cipher enc = null;
string pwd = null;
PasswordHandler pwdCb = null;
// If we choose to encrypt:
// Cipher.DES_CBC;
// Cipher.DES_EDE3_CBC;
// Cipher.Idea_CBC;
// Cipher.AES_128_CBC;
// Cipher.AES_192_CBC;
// Cipher.AES_256_CBC;
// and pwd != null || pwdCb != null
// We can use a pwdCb to get a password interactively or we can
// simply pass in a fixed password string (no cbPwd, just pwd)
if (pwd != null)
{
pwdCb = DefaultPasswordHandler;
}
// Ref: http://openssl.org/docs/manmaster/crypto/RSA_generate_key_ex.html
rsa.GenerateKeys(bits, e, cbWrapper, cbArg);
using (var bio = BIO.MemoryBuffer())
{
// Ref: http://openssl.org/docs/manmaster/crypto/PEM_write_bio_RSAPrivateKey.html
rsa.WritePrivateKey(bio, enc, pwdCb, pwd);
return(new RsaKeyPair(bits, e.ToHexString(), bio.ReadString()));
}
}
}
public static RsaKeyPair GenerateRsaPrivateKey(int bits = 2048, BigNumber e = null,
RsaKeyGeneratorCallback cb = null, object cbArg = null)
{
if (e == null)
e = E_F4;
using (var rsa = new RSA())
{
BigNumber.GeneratorHandler cbWrapper = null;
if (cb != null)
cbWrapper = (x,y,z) => cb(x,y,z);
Cipher enc = null;
string pwd = null;
PasswordHandler pwdCb = null;
// If we choose to encrypt:
// Cipher.DES_CBC;
// Cipher.DES_EDE3_CBC;
// Cipher.Idea_CBC;
// Cipher.AES_128_CBC;
// Cipher.AES_192_CBC;
// Cipher.AES_256_CBC;
// and pwd != null || pwdCb != null
// We can use a pwdCb to get a password interactively or we can
// simply pass in a fixed password string (no cbPwd, just pwd)
if (pwd != null)
pwdCb = DefaultPasswordHandler;
// Ref: http://openssl.org/docs/manmaster/crypto/RSA_generate_key_ex.html
rsa.GenerateKeys(bits, e, cbWrapper, cbArg);
using (var bio = BIO.MemoryBuffer())
{
// Ref: http://openssl.org/docs/manmaster/crypto/PEM_write_bio_RSAPrivateKey.html
rsa.WritePrivateKey(bio, enc, pwdCb, pwd);
return new RsaKeyPair(bits, e.ToHexString(), bio.ReadString());
}
}
}
