crypto: split off helpers for converting LUKS header endianess

The unit test suite is shortly going to want to convert header
endianness separately from the main I/O functions.

Reviewed-by: Richard W.M. Jones <rjones@redhat.com>
Signed-off-by: Daniel P. Berrangé <berrange@redhat.com>

1 files changed, 6 insertions, 0 deletions

diff --git a/crypto/block-luks-priv.h b/crypto/block-luks-priv.h
index 1516571dcb..90a20d432b 100644
--- a/crypto/block-luks-priv.h
+++ b/crypto/block-luks-priv.h
@@ -135,3 +135,9 @@ struct QCryptoBlockLUKSHeader {
     /* key slots */
     QCryptoBlockLUKSKeySlot key_slots[QCRYPTO_BLOCK_LUKS_NUM_KEY_SLOTS];
 };
+
+
+void
+qcrypto_block_luks_to_disk_endian(QCryptoBlockLUKSHeader *hdr);
+void
+qcrypto_block_luks_from_disk_endian(QCryptoBlockLUKSHeader *hdr);