using System;
using System.Runtime.InteropServices;

namespace X509Cert
{
    public class WIN32
    {
        public const uint CRYPT_USER_KEYSET = 0x00001000;
        public const uint CERT_KEY_PROV_INFO_PROP_ID = 0x00000002;

        [DllImport("crypt32.dll", SetLastError = true)]
        public static extern IntPtr PFXImportCertStore(ref CRYPT_DATA_BLOB pPfx, [MarshalAs(UnmanagedType.LPWStr)] String szPassword, uint dwFlags);

        [DllImport("CRYPT32.DLL", EntryPoint = "CertEnumCertificatesInStore", CharSet = CharSet.Auto, SetLastError = true)]
        public static extern IntPtr CertEnumCertificatesInStore(IntPtr storeProvider, IntPtr prevCertContext);

        [DllImport("CRYPT32.DLL", CharSet = CharSet.Auto, SetLastError = true)]
        public static extern bool CertGetCertificateContextProperty(IntPtr pCertContext, uint dwPropId, IntPtr pvData, ref uint pcbData);

        [DllImport("advapi32.dll", EntryPoint = "CryptAcquireContext", CharSet = CharSet.Auto, SetLastError = true)]
        public static extern bool CryptAcquireContext(ref IntPtr phProv, string szContainer, string szProvider, uint dwProvType, uint dwFlags);

        [StructLayout(LayoutKind.Sequential)]
        public struct CRYPT_DATA_BLOB
        {
            public int cbData;
            public IntPtr pbData;
        }

        public WIN32()
        {

        }
    }
}