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keys, trusted: select hash algorithm for TPM2 chips

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Added 'hash=' option for selecting the hash algorithm for add_key()
syscall and documentation for it.

Added entry for sm3-256 to the following tables in order to support
TPM_ALG_SM3_256:

* hash_algo_name
* hash_digest_size

Includes support for the following hash algorithms:

* sha1
* sha256
* sha384
* sha512
* sm3-256

Signed-off-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
Tested-by: Colin Ian King <colin.king@canonical.com>
Reviewed-by: James Morris <james.l.morris@oracle.com>
Reviewed-by: Mimi Zohar <zohar@linux.vnet.ibm.com>
Acked-by: Peter Huewe <peterhuewe@gmx.de>
This commit is contained in:
Jarkko Sakkinen
2015-11-05 21:43:06 +02:00
parent 5208cc8342
commit 5ca4c20cfd
9 changed files with 77 additions and 7 deletions
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include/uapi/linux/hash_info.h
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@@ -31,6 +31,7 @@ enum hash_algo {
HASH_ALGO_TGR_128,
HASH_ALGO_TGR_160,
HASH_ALGO_TGR_192,
HASH_ALGO_SM3_256,
HASH_ALGO__LAST
};