void FreeHandle()
{
if (_handle != IntPtr.Zero)
{
var closed = Crypt32.CertCloseStore(_handle, Crypt32.CertCloreStoreFlags.NONE);
_handle = IntPtr.Zero;
Debug.Assert(closed);
}
Marshal.FreeHGlobal(_blob.pbData);
}
public static Pkcs7CertificateStore Create(byte[] data)
{
const string STORE_TYPE = "PKCS7";
var dataPtr = Marshal.AllocHGlobal(data.Length);
Marshal.Copy(data, 0, dataPtr, data.Length);
var blob = new Crypt32.CRYPTOAPI_BLOB
{
cbData = (uint)data.Length,
pbData = dataPtr
};
var handle = Crypt32.CertOpenStore(STORE_TYPE, Crypt32.CertEncodingType.NONE, IntPtr.Zero, Crypt32.CertOpenStoreFlags.NONE, ref blob);
if (handle == IntPtr.Zero)
{
throw new InvalidOperationException("Failed to create a memory certificate store.");
}
return(new Pkcs7CertificateStore(handle, blob));
}