diff options
Diffstat (limited to 'src/security/tpm/tspi/tspi.c')
| -rw-r--r-- | src/security/tpm/tspi/tspi.c | 19 |
1 files changed, 18 insertions, 1 deletions
diff --git a/src/security/tpm/tspi/tspi.c b/src/security/tpm/tspi/tspi.c index 966b8b7c77..795016e725 100644 --- a/src/security/tpm/tspi/tspi.c +++ b/src/security/tpm/tspi/tspi.c @@ -210,11 +210,28 @@ uint32_t tpm_extend_pcr(int pcr, enum vb2_hash_algorithm digest_algo, uint8_t *digest, size_t digest_len, const char *name) { uint32_t result; + uint16_t algorithm = 0; if (!digest) return TPM_E_IOERROR; - result = tlcl_extend(pcr, digest, NULL); +#if CONFIG(TPM2) + switch (digest_algo) { + case VB2_HASH_SHA1: + algorithm = TPM_ALG_SHA1; + break; + case VB2_HASH_SHA256: + algorithm = TPM_ALG_SHA256; + break; + case VB2_HASH_SHA512: + algorithm = TPM_ALG_SHA512; + break; + default: + return TPM_E_HASH_ERROR; + } +#endif + + result = tlcl_extend(pcr, algorithm, digest, digest_len, NULL); if (result != TPM_SUCCESS) return result; |