public static extern IntPtr CertCreateSelfSignCertificate(
[In, Optional] IntPtr phProv,
[In] Wincrypt.CRYPTOAPI_BLOB pSubjectIssuerBlob,
[In] UInt32 flags,
[In, Optional] Wincrypt.CRYPT_KEY_PROV_INFO pKeyProvInfo,
[In, Optional] IntPtr pSignatureAlgorithm,
[In, Optional] Wincrypt.SystemTime pStartTime,
[In, Optional] Wincrypt.SystemTime pEndTime,
[Optional] Wincrypt.CERT_EXTENSIONS pExtensions
);
void get_extensions()
{
if (CTLInfo.cExtension > 0)
{
Wincrypt.CERT_EXTENSIONS extstruct = new Wincrypt.CERT_EXTENSIONS {
rgExtension = CTLInfo.rgExtension,
cExtension = CTLInfo.cExtension
};
_listExtensions.AddRange(CryptographyUtils.DecodeX509ExtensionCollection2(extstruct));
}
}
static List <X509Extension> decode_extstruct(Wincrypt.CERT_EXTENSIONS extstruct)
{
List <X509Extension> extensions = new List <X509Extension>();
if (extstruct.cExtension > 0)
{
IntPtr rgExtension = extstruct.rgExtension;
for (UInt32 index = 0; index < extstruct.cExtension; index++)
{
Wincrypt.CERT_EXTENSION ExtEntry = (Wincrypt.CERT_EXTENSION)Marshal.PtrToStructure(rgExtension, typeof(Wincrypt.CERT_EXTENSION));
Byte[] rawData = new Byte[ExtEntry.Value.cbData];
Marshal.Copy(ExtEntry.Value.pbData, rawData, 0, rawData.Length);
extensions.Add(ConvertExtension(new X509Extension(ExtEntry.pszObjId, rawData, ExtEntry.fCritical)));
rgExtension = rgExtension + Marshal.SizeOf(typeof(Wincrypt.CERT_EXTENSION));
}
}
return(extensions);
}
internal static IEnumerable <X509Extension> DecodeX509ExtensionCollection2(Wincrypt.CERT_EXTENSIONS extstruct)
{
return(decode_extstruct(extstruct).ToArray());
}