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-rw-r--r--src/security/tpm/tspi.h6
1 files changed, 4 insertions, 2 deletions
diff --git a/src/security/tpm/tspi.h b/src/security/tpm/tspi.h
index 01b2984599..43254c13d1 100644
--- a/src/security/tpm/tspi.h
+++ b/src/security/tpm/tspi.h
@@ -35,10 +35,12 @@ int tcpa_log_add_table_entry(const char *name, const uint32_t pcr,
* Ask vboot for a digest and extend a TPM PCR with it.
* @param pcr sets the pcr index
* @param digest sets the hash to extend into the tpm
- * @param out_digest get extended hash
+ * @param digest_len the length of the digest
+ * @param name sets additional info where the digest comes from
* @return TPM_SUCCESS on success. If not a tpm error is returned
*/
-uint32_t tpm_extend_pcr(int pcr, uint8_t *digest, uint8_t *out_digest);
+uint32_t tpm_extend_pcr(int pcr, uint8_t *digest, size_t digest_len,
+ const char *name);
/**
* Issue a TPM_Clear and reenable/reactivate the TPM.