diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/tpm-v2.h | 16 | ||||
| -rw-r--r-- | include/tpm_tcg2.h | 13 |
2 files changed, 24 insertions, 5 deletions
diff --git a/include/tpm-v2.h b/include/tpm-v2.h index fc7c58204e5..aedf2c0f4f5 100644 --- a/include/tpm-v2.h +++ b/include/tpm-v2.h @@ -522,14 +522,11 @@ u32 tpm2_get_capability(struct udevice *dev, u32 capability, u32 property, * tpm2_get_pcr_info() - get the supported, active PCRs and number of banks * * @dev: TPM device - * @supported_pcr: bitmask with the algorithms supported - * @active_pcr: bitmask with the active algorithms - * @pcr_banks: number of PCR banks + * @pcrs: struct tpml_pcr_selection of available PCRs * * @return 0 on success, code of operation or negative errno on failure */ -int tpm2_get_pcr_info(struct udevice *dev, u32 *supported_pcr, u32 *active_pcr, - u32 *pcr_banks); +int tpm2_get_pcr_info(struct udevice *dev, struct tpml_pcr_selection *pcrs); /** * Issue a TPM2_DictionaryAttackLockReset command. @@ -715,4 +712,13 @@ enum tpm2_algorithms tpm2_name_to_algorithm(const char *name); */ const char *tpm2_algorithm_name(enum tpm2_algorithms); +/** + * tpm2_is_active_pcr() - check the pcr_select. If at least one of the PCRs + * supports the algorithm add it on the active ones + * + * @selection: PCR selection structure + * Return: True if the algorithm is active + */ +bool tpm2_is_active_pcr(struct tpms_pcr_selection *selection); + #endif /* __TPM_V2_H */ diff --git a/include/tpm_tcg2.h b/include/tpm_tcg2.h index 4e4ea1e8067..6519004cc41 100644 --- a/include/tpm_tcg2.h +++ b/include/tpm_tcg2.h @@ -94,6 +94,19 @@ struct tcg_pcr_event { } __packed; /** + * tcg2_get_pcr_info() - get the supported, active PCRs and number of banks + * + * @dev: TPM device + * @supported_pcr: bitmask with the algorithms supported + * @active_pcr: bitmask with the active algorithms + * @pcr_banks: number of PCR banks + * + * @return 0 on success, code of operation or negative errno on failure + */ +int tcg2_get_pcr_info(struct udevice *dev, u32 *supported_pcr, u32 *active_pcr, + u32 *pcr_banks); + +/** * Crypto Agile Log Entry Format * * @pcr_index: PCRIndex event extended to |