internal Certificate(DigitalSignature digitalSignature, Stream stream)
{
if (digitalSignature == null)
{
throw new ArgumentNullException("digitalSignature");
}
byte[] signature;
if (digitalSignature.DigitalSignatureAlgorithm == DigitalSignatureAlgorithm.EcDsaP521_Sha256)
{
signature = EcDsaP521_Sha256.Sign(digitalSignature.PrivateKey, stream);
}
else if (digitalSignature.DigitalSignatureAlgorithm == DigitalSignatureAlgorithm.Rsa2048_Sha256)
{
signature = Rsa2048_Sha256.Sign(digitalSignature.PrivateKey, stream);
}
else
{
return;
}
this.Nickname = digitalSignature.Nickname;
this.DigitalSignatureAlgorithm = digitalSignature.DigitalSignatureAlgorithm;
this.PublicKey = digitalSignature.PublicKey;
this.Signature = signature;
}
internal bool Verify(Stream stream)
{
if (this.DigitalSignatureAlgorithm == DigitalSignatureAlgorithm.EcDsaP521_Sha256)
{
return(EcDsaP521_Sha256.Verify(this.PublicKey, this.Signature, stream));
}
else if (this.DigitalSignatureAlgorithm == DigitalSignatureAlgorithm.Rsa2048_Sha256)
{
return(Rsa2048_Sha256.Verify(this.PublicKey, this.Signature, stream));
}
else
{
return(false);
}
}
public DigitalSignature(string nickname, DigitalSignatureAlgorithm digitalSignatureAlgorithm)
{
this.Nickname = nickname;
this.DigitalSignatureAlgorithm = digitalSignatureAlgorithm;
if (digitalSignatureAlgorithm == DigitalSignatureAlgorithm.EcDsaP521_Sha256)
{
byte[] publicKey, privateKey;
EcDsaP521_Sha256.CreateKeys(out publicKey, out privateKey);
this.PublicKey = publicKey;
this.PrivateKey = privateKey;
}
else if (digitalSignatureAlgorithm == DigitalSignatureAlgorithm.Rsa2048_Sha256)
{
byte[] publicKey, privateKey;
Rsa2048_Sha256.CreateKeys(out publicKey, out privateKey);
this.PublicKey = publicKey;
this.PrivateKey = privateKey;
}
}
