public static void GenerateKey(ECKeyHandle key)
{
Debug.Assert(!key.IsInvalid, $"Accessed an invalid ECKeyHandle! <{nameof(key)}>");
if (EC_KEY_generate_key(key) == 0)
{
throw new OpenSslNativeException();
}
}
public static void SetGroup(ECKeyHandle key, ECGroupHandle group)
{
Debug.Assert(!key.IsInvalid, $"Accessed an invalid ECKeyHandle! <{nameof(key)}>");
Debug.Assert(!key.IsInvalid, $"Accessed an invalid ECGroupHandle! <{nameof(group)}>");
if (EC_KEY_set_group(key, group) == 0)
{
throw new OpenSslNativeException();
}
}
public static void SetPrivateKey(ECKeyHandle key, BigNumberHandle privateKey)
{
Debug.Assert(!key.IsInvalid, $"Accessed an invalid ECKeyHandle! <{nameof(key)}>");
Debug.Assert(!key.IsInvalid, $"Accessed an invalid BigNumberHandle! <{nameof(privateKey)}>");
if (EC_KEY_set_private_key(key, privateKey) == 0)
{
throw new OpenSslNativeException();
}
}
/// <summary>
/// Allocates a new OpenSSL <c>EC_KEY</c> structure and
/// returns a handle to it.
///
/// The returned handle is guaranteed to point to be valid,
/// i.e., point to a valid <c>EC_KEY</c> structure.
/// </summary>
/// <returns>
/// A valid <see cref="ECPointHandle" /> pointing to a freshly allocated
/// <c>EC_KEY</c> structure.
/// </returns>
public static ECKeyHandle Create()
{
var key = new ECKeyHandle(EC_KEY_new(), ownsHandle: true);
if (key.IsInvalid)
{
throw new OpenSslNativeException();
}
return(key);
}
public static ECPointHandle GetPublicKey(ECKeyHandle key)
{
Debug.Assert(!key.IsInvalid, $"Accessed an invalid ECKeyHandle! <{nameof(key)}>");
return(EC_KEY_get0_public_key(key));
}
public static BigNumberHandle GetPrivateKey(ECKeyHandle key)
{
Debug.Assert(!key.IsInvalid, $"Accessed an invalid ECKeyHandle! <{nameof(key)}>");
return(EC_KEY_get0_private_key(key));
}
private extern static int EC_KEY_generate_key(ECKeyHandle key);
private extern static ECPointHandle EC_KEY_get0_public_key(ECKeyHandle key);
private extern static BigNumberHandle EC_KEY_get0_private_key(ECKeyHandle key);
private extern static int EC_KEY_set_group(ECKeyHandle key, ECGroupHandle group);
private extern static int EC_KEY_set_private_key(ECKeyHandle key, BigNumberHandle prv);
