Fapi_GetAppData

NAME

Fapi_GetAppData − Fapi_GetAppData

SYNOPSIS

Functions

TSS2_RC Fapi_GetAppData (FAPI_CONTEXT *context, char const *path, uint8_t **appData, size_t *appDataSize)
TSS2_RC Fapi_GetAppData_Async (FAPI_CONTEXT *context, char const *path)
TSS2_RC Fapi_GetAppData_Finish (FAPI_CONTEXT *context, uint8_t **appData, size_t *appDataSize)

Detailed Description

FAPI functions to invoke GetAppData either as one-call or in an asynchronous manner.

Function Documentation

Fapi_GetAppData (FAPI_CONTEXT * context, char const * path, uint8_t ** appData, size_t * appDataSize)
One-Call function for Fapi_GetAppData

Every object has a description field that can be retrieved in order to obtain additional information in its âpathâ entry.

Parameters

context The FAPI_CONTEXT
path
The path to the object for which the appData is returned
appData
A copy of the appData. May be NULL (callee-allocated)
appDataSize
The size of the returned AppData. May be NULL

Return values

TSS2_RC_SUCCESS if the function call was a success.
TSS2_FAPI_RC_BAD_REFERENCE
if context or path is NULL.
TSS2_FAPI_RC_BAD_CONTEXT
if context corruption is detected.
TSS2_FAPI_RC_BAD_PATH
if path does not map to a FAPI entity.
TSS2_FAPI_RC_BAD_SEQUENCE
if the context has an asynchronous operation already pending.
TSS2_FAPI_RC_IO_ERROR
if the data cannot be saved.
TSS2_FAPI_RC_MEMORY
if the FAPI cannot allocate enough memory for internal operations or return parameters.
TSS2_FAPI_RC_NO_TPM
if FAPI was initialized in no-TPM-mode via its config file.
TSS2_FAPI_RC_PATH_NOT_FOUND
if a FAPI object path was not found during authorization.
TSS2_FAPI_RC_KEY_NOT_FOUND
if a key was not found.
TSS2_FAPI_RC_BAD_VALUE
if an invalid value was passed into the function.
TSS2_FAPI_RC_TRY_AGAIN
if an I/O operation is not finished yet and this function needs to be called again.
TSS2_FAPI_RC_GENERAL_FAILURE
if an internal error occurred.
TSS2_FAPI_RC_NOT_PROVISIONED
FAPI was not provisioned.

Fapi_GetAppData_Async (FAPI_CONTEXT * context, char const * path)
Asynchronous function for Fapi_GetAppData

Every object has a description field that can be retrieved in order to obtain additional information in its âpathâ entry.

Call Fapi_GetAppData_Finish to finish the execution of this command.

Parameters

context The FAPI_CONTEXT
path
The path to the object for which the appData is returned

Return values

TSS2_RC_SUCCESS if the function call was a success.
TSS2_FAPI_RC_BAD_REFERENCE
if context or path is NULL.
TSS2_FAPI_RC_BAD_CONTEXT
if context corruption is detected.
TSS2_FAPI_RC_BAD_PATH
if path does not map to a FAPI entity.
TSS2_FAPI_RC_BAD_SEQUENCE
if the context has an asynchronous operation already pending.
TSS2_FAPI_RC_IO_ERROR
if the data cannot be saved.
TSS2_FAPI_RC_MEMORY
if the FAPI cannot allocate enough memory for internal operations or return parameters.
TSS2_FAPI_RC_NO_TPM
if FAPI was initialized in no-TPM-mode via its config file.
TSS2_FAPI_RC_PATH_NOT_FOUND
if a FAPI object path was not found during authorization.
TSS2_FAPI_RC_KEY_NOT_FOUND
if a key was not found.
TSS2_FAPI_RC_BAD_VALUE
if an invalid value was passed into the function.
TSS2_FAPI_RC_NOT_PROVISIONED
FAPI was not provisioned.

Fapi_GetAppData_Finish (FAPI_CONTEXT * context, uint8_t ** appData, size_t * appDataSize)
Asynchronous finish function for Fapi_GetAppData

This function should be called after a previous Fapi_GetAppData_Async.

Parameters

context The FAPI_CONTEXT
appData
A copy of the appData. May be Null (callee-allocated)
appDataSize
The size of the returned AppData. May be NULL

Return values

TSS2_RC_SUCCESS if the function call was a success.
TSS2_FAPI_RC_BAD_REFERENCE
if context is NULL.
TSS2_FAPI_RC_BAD_CONTEXT
if context corruption is detected.
TSS2_FAPI_RC_BAD_SEQUENCE
if the context has an asynchronous operation already pending.
TSS2_FAPI_RC_IO_ERROR
if the data cannot be saved.
TSS2_FAPI_RC_MEMORY
if the FAPI cannot allocate enough memory for internal operations or return parameters.
TSS2_FAPI_RC_TRY_AGAIN
if the asynchronous operation is not yet complete. Call this function again later.
TSS2_FAPI_RC_BAD_PATH
if a path is used in inappropriate context or contains illegal characters.
TSS2_FAPI_RC_GENERAL_FAILURE
if an internal error occurred.
TSS2_FAPI_RC_BAD_VALUE
if an invalid value was passed into the function.

Author

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