add vtpm-stubdom code

Add the code base for vtpm-stubdom to the stubdom
heirarchy. Makefile changes in later patch.

Signed-off-by: Matthew Fioravante <matthew.fioravante@jhuapl.edu>
Acked-by: Ian Campbell <ian.campbell@citrix.com>
Committed-by: Ian Campbell <ian.campbell@citrix.com>

1 files changed, 31 insertions, 0 deletions

diff --git a/stubdom/vtpm/vtpmblk.h b/stubdom/vtpm/vtpmblk.h
new file mode 100644
index 0000000000..282ce6a9bc
--- /dev/null
+++ b/stubdom/vtpm/vtpmblk.h
@@ -0,0 +1,31 @@
+/*
+ * Copyright (c) 2010-2012 United States Government, as represented by
+ * the Secretary of Defense.  All rights reserved.
+ *
+ * THIS SOFTWARE AND ITS DOCUMENTATION ARE PROVIDED AS IS AND WITHOUT
+ * ANY EXPRESS OR IMPLIED WARRANTIES WHATSOEVER. ALL WARRANTIES
+ * INCLUDING, BUT NOT LIMITED TO, PERFORMANCE, MERCHANTABILITY, FITNESS
+ * FOR A PARTICULAR  PURPOSE, AND NONINFRINGEMENT ARE HEREBY
+ * DISCLAIMED. USERS ASSUME THE ENTIRE RISK AND LIABILITY OF USING THE
+ * SOFTWARE.
+ */
+
+#ifndef NVM_H
+#define NVM_H
+#include <mini-os/types.h>
+#include <xen/xen.h>
+#include <tpmfront.h>
+
+#define NVMKEYSZ 32
+#define HASHSZ 20
+#define HASHKEYSZ (NVMKEYSZ + HASHSZ)
+
+int init_vtpmblk(struct tpmfront_dev* tpmfront_dev);
+void shutdown_vtpmblk(void);
+
+/* Encrypts and writes data to blk device */
+int write_vtpmblk(struct tpmfront_dev* tpmfront_dev, uint8_t *data, size_t data_length);
+/* Reads, Decrypts, and returns data from blk device */
+int read_vtpmblk(struct tpmfront_dev* tpmfront_dev, uint8_t **data, size_t *data_length);
+
+#endif