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Diffstat (limited to 'stubdom/vtpmmgr/vtpm_storage.h')
| -rw-r--r-- | stubdom/vtpmmgr/vtpm_storage.h | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/stubdom/vtpmmgr/vtpm_storage.h b/stubdom/vtpmmgr/vtpm_storage.h new file mode 100644 index 0000000000..a5a5fd7704 --- /dev/null +++ b/stubdom/vtpmmgr/vtpm_storage.h @@ -0,0 +1,68 @@ +/* + * Copyright (c) 2010-2012 United States Government, as represented by + * the Secretary of Defense. All rights reserved. + * + * based off of the original tools/vtpm_manager code base which is: + * Copyright (c) 2005, Intel Corp. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following + * disclaimer in the documentation and/or other materials provided + * with the distribution. + * * Neither the name of Intel Corporation nor the names of its + * contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, + * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED + * OF THE POSSIBILITY OF SUCH DAMAGE. +*/ + +#ifndef VTPM_STORAGE_H +#define VTPM_STORAGE_h + +#include "uuid.h" + +#define VTPM_NVMKEY_SIZE 32 +#define HASHKEYSZ (sizeof(TPM_DIGEST) + VTPM_NVMKEY_SIZE) + +/* Initialize the storage system and its virtual disk */ +int vtpm_storage_init(void); + +/* Shutdown the storage system and its virtual disk */ +void vtpm_storage_shutdown(void); + +/* Loads Sha1 hash and 256 bit AES key from disk and stores them + * packed together in outbuf. outbuf must be freed + * by the caller using buffer_free() + */ +TPM_RESULT vtpm_storage_load_hashkey(const uuid_t uuid, uint8_t hashkey[HASHKEYSZ]); + +/* inbuf must contain a sha1 hash followed by a 256 bit AES key. + * Encrypts and stores the hash and key to disk */ +TPM_RESULT vtpm_storage_save_hashkey(const uuid_t uuid, uint8_t hashkey[HASHKEYSZ]); + +/* Load the vtpm manager data - call this on startup */ +TPM_RESULT vtpm_storage_load_header(void); + +/* Saves the vtpm manager data - call this on shutdown */ +TPM_RESULT vtpm_storage_new_header(void); + + +#endif |