Add basic support for system TCRYPT device.

[platform/upstream/cryptsetup.git] / lib / tcrypt / tcrypt.h

diff --git a/lib/tcrypt/tcrypt.h b/lib/tcrypt/tcrypt.h
index 2cc4db0..6b45dbe 100644 (file)
--- a/lib/tcrypt/tcrypt.h
+++ b/lib/tcrypt/tcrypt.h
@@ -36,6 +36,8 @@
 #define TCRYPT_HDR_HIDDEN_OFFSET_BCK -65536
 #define TCRYPT_HDR_OFFSET_BCK -131072
 
+#define TCRYPT_HDR_SYSTEM_OFFSET 31744
+
 #define TCRYPT_LRW_IKEY_LEN 16
 #define TCRYPT_KEY_POOL_LEN 64
 #define TCRYPT_KEYFILE_LEN  1048576