/// <summary>
/// Verifies the signature.
/// </summary>
/// <param name="certificate">The certificate.</param>
/// <param name="dataHash">The data hash.</param>
/// <param name="hashSize">Size of the hash.</param>
/// <param name="signature">The signature.</param>
/// <param name="signatureSize">Size of the signature.</param>
/// <returns></returns>
public static bool VerifySignature(byte[] certificate, byte[] dataHash, int hashSize, byte[] signature, int signatureSize)
{
EIDCertificate cert = new EIDCertificate();
cert.certificateLength = certificate.Length;
Array.Copy(certificate, cert.certificate, Math.Min(certificate.Length, EIDDataLength.EidMaxCertLen));
return(NativeMethods.VerifySignature(cert, dataHash, hashSize, signature, signatureSize));
}
/// <summary>
/// Displays the certificate.
/// </summary>
/// <param name="fileName">Name of the file.</param>
public void DisplayCertificate(string fileName)
{
if (reader != null)
{
EIDCertificate cert = new EIDCertificate();
NativeMethods.LoadCertificate(fileName, cert);
NativeMethods.DisplayCertificate(cert);
}
}
/// <summary>
/// Reads the certificate.
/// </summary>
/// <param name="certificate">The certificate.</param>
/// <returns></returns>
public byte[] ReadCertificate(CertificateType certificate)
{
if (reader != null)
{
NativeMethods.SelectReader(reader.Index);
}
bool result = false;
EIDCertificate cert = new EIDCertificate();
switch (certificate)
{
case CertificateType.CaCertificate:
result = NativeMethods.ReadCaCertificate(cert);
break;
case CertificateType.RootCaCertificate:
result = NativeMethods.ReadRootCaCertificate(cert);
break;
case CertificateType.RrnCertificate:
result = NativeMethods.ReadRrnCertificate(cert);
break;
case CertificateType.AuthenticationCertificate:
result = NativeMethods.ReadAuthenticationCertificate(cert);
break;
case CertificateType.NonRepudiationCertificate:
result = NativeMethods.ReadNonRepudiationCertificate(cert);
break;
default:
break;
}
if (result)
{
if (cert.certificateLength == 0)
{
return(null);
}
byte[] buffer = new byte[cert.certificateLength];
Array.Copy(cert.certificate, buffer, cert.certificateLength);
return(buffer);
}
else
{
return(null);
}
}
/// <summary>
/// Displays the certificate.
/// </summary>
/// <param name="certificate">The certificate.</param>
public void DisplayCertificate(CertificateType certificate)
{
if (reader != null)
{
NativeMethods.SelectReader(reader.Index);
}
bool result = false;
EIDCertificate cert = new EIDCertificate();
switch (certificate)
{
case CertificateType.CaCertificate:
result = NativeMethods.ReadCaCertificate(cert);
break;
case CertificateType.RootCaCertificate:
result = NativeMethods.ReadRootCaCertificate(cert);
break;
case CertificateType.RrnCertificate:
result = NativeMethods.ReadRrnCertificate(cert);
break;
case CertificateType.AuthenticationCertificate:
result = NativeMethods.ReadAuthenticationCertificate(cert);
break;
case CertificateType.NonRepudiationCertificate:
result = NativeMethods.ReadNonRepudiationCertificate(cert);
break;
default:
break;
}
if (result)
{
NativeMethods.DisplayCertificate(cert);
}
}
/// <summary>
/// Encodes the certificate.
/// </summary>
/// <param name="certificate">The certificate.</param>
/// <returns></returns>
public byte[] EncodeCertificate(CertificateType certificate)
{
if (reader != null)
{
NativeMethods.SelectReader(reader.Index);
}
bool result = false;
EIDCertificate cert = new EIDCertificate();
switch (certificate)
{
case CertificateType.CaCertificate:
result = NativeMethods.ReadCaCertificate(cert);
break;
case CertificateType.RootCaCertificate:
result = NativeMethods.ReadRootCaCertificate(cert);
break;
case CertificateType.RrnCertificate:
result = NativeMethods.ReadRrnCertificate(cert);
break;
case CertificateType.AuthenticationCertificate:
result = NativeMethods.ReadAuthenticationCertificate(cert);
break;
case CertificateType.NonRepudiationCertificate:
result = NativeMethods.ReadNonRepudiationCertificate(cert);
break;
default:
break;
}
if (result)
{
if (cert.certificateLength == 0)
{
return(null);
}
int len = NativeMethods.GetEncodedCertificateSize(cert);
byte[] buffer = new byte[len];
int encodedLen = NativeMethods.EncodeCertificate(cert, buffer, len);
if (encodedLen > len)
{
return(null);
}
if (encodedLen == len)
{
return(buffer);
}
byte[] encodedCert = new byte[encodedLen];
Array.Copy(buffer, encodedCert, encodedLen);
return(encodedCert);
}
else
{
return(null);
}
}
