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/* SPDX-License-Identifier: BSD-3-Clause */
#ifndef LIB_TPM2_CAPABILITY_H_
#define LIB_TPM2_CAPABILITY_H_
#include "config.h"
#include <tss2/tss2_esys.h>
/**
* Invokes GetCapability to retrieve the current value of a capability from the
* TPM.
* @param context
* Enhanced system api (ESAPI) context
* @param capability
* the capability being requested from the TPM
* @param property
* property
* @param count
* maximum number of values to return
* @param capability_data
* capability data structure to populate
* @return
* tool_rc indicating status.
*/
tool_rc tpm2_capability_get(ESYS_CONTEXT *context, TPM2_CAP capability,
UINT32 property, UINT32 count, TPMS_CAPABILITY_DATA **capability_data);
/** Same as tpm2_capability_get with some extra options
* Invokes GetCapability to retrieve the current value of a capability from the
* TPM.
* @param context
* Enhanced system api (ESAPI) context
* @param capability
* the capability being requested from the TPM
* @param property
* property
* @param count
* maximum number of values to return
* @param ignore_more_data
* Ignore the moreData value and just do one read.
* @param capability_data
* capability data structure to populate
* @return
* tool_rc indicating status.
*/
tool_rc tpm2_capability_get_ex(ESYS_CONTEXT *ectx, TPM2_CAP capability,
UINT32 property, UINT32 count, bool ignore_more_data,
TPMS_CAPABILITY_DATA **capability_data);
/**
* Attempts to find a vacant handle in the persistent handle namespace.
* @param ctx
* Enhanced System API (ESAPI) context
* @param is_platform
* true if the persistent handle should be in the persistent range allocated for
* platform hierarchy, false otherwise.
* @param vacant
* the vacant handle found by the function if True returned
* @return
* tool_rc indicating status.
*/
tool_rc tpm2_capability_find_vacant_persistent_handle(ESYS_CONTEXT *ctx,
bool is_platform, TPMI_DH_PERSISTENT *vacant);
#endif /* LIB_TPM2_CAPABILITY_H_ */
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