diff options
| author | Ruchika Gupta <[email protected]> | 2021-11-29 13:09:45 +0530 |
|---|---|---|
| committer | Heinrich Schuchardt <[email protected]> | 2021-11-30 09:23:49 +0100 |
| commit | 2957a1e22407a84a2cc7c4ea5a8136af1d0278d9 (patch) | |
| tree | 7f4cc42de253c761e6d94906a6f777e3216b8174 /cmd | |
| parent | 34287efdaf6ed186a64445f65227b5407a1dcd63 (diff) | |
tpm: use more algorithms than sha256 on pcr_read
The current tpm2_pcr_read is hardcoded using SHA256. Make the
actual command to TPM configurable to use wider range of algorithms.
The current command line is kept as is i.e limited to SHA-256 only.
Signed-off-by: Ruchika Gupta <[email protected]>
Reviewed-by: Ilias Apalodimas <[email protected]>
Diffstat (limited to 'cmd')
| -rw-r--r-- | cmd/tpm-v2.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/cmd/tpm-v2.c b/cmd/tpm-v2.c index daae91100a2..4ea5f9f094f 100644 --- a/cmd/tpm-v2.c +++ b/cmd/tpm-v2.c @@ -151,7 +151,8 @@ static int do_tpm_pcr_read(struct cmd_tbl *cmdtp, int flag, int argc, data = map_sysmem(simple_strtoul(argv[2], NULL, 0), 0); - rc = tpm2_pcr_read(dev, index, priv->pcr_select_min, data, &updates); + rc = tpm2_pcr_read(dev, index, priv->pcr_select_min, TPM2_ALG_SHA256, + data, TPM2_DIGEST_LEN, &updates); if (!rc) { printf("PCR #%u content (%u known updates):\n", index, updates); print_byte_string(data, TPM2_DIGEST_LEN); |