Provided by: libtss2-doc_3.2.1-3ubuntu1_all
NAME
Fapi_NvWrite - Fapi_NvWrite
SYNOPSIS
Functions TSS2_RC Fapi_NvWrite (FAPI_CONTEXT *context, char const *path, uint8_t const *data, size_t size) TSS2_RC Fapi_NvWrite_Async (FAPI_CONTEXT *context, char const *path, uint8_t const *data, size_t size) TSS2_RC Fapi_NvWrite_Finish (FAPI_CONTEXT *context)
Detailed Description
FAPI functions to invoke NvWrite either as one-call or in an asynchronous manner.
Function Documentation
Fapi_NvWrite (FAPI_CONTEXT * context, char const * nvPath, uint8_t const * data, size_t size) One-Call function for Fapi_NvWrite Writes data to a 'regular' (not pin, extend or counter) NV index. Parameters context The FAPI_CONTEXT nvPath The path of the NV index to write data The data to write to the NV index size The size of data in bytes Return values TSS2_RC_SUCCESS if the function call was a success. TSS2_FAPI_RC_BAD_REFERENCE if context, nvPath, or data is NULL. TSS2_FAPI_RC_BAD_CONTEXT if context corruption is detected. TSS2_FAPI_RC_BAD_PATH if nvPath is not found. TSS2_FAPI_RC_NV_EXCEEDED if the NV is not large enough for the data to be written. TSS2_FAPI_RC_NV_WRONG_TYPE if the NV index is not a 'regular' one. TSS2_FAPI_RC_NV_NOT_WRITEABLE if the NV is not a writeable index. TSS2_FAPI_RC_POLICY_UNKNOWN if the policy is unknown. 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_TRY_AGAIN if an I/O operation is not finished yet and this function needs to be called again. TSS2_FAPI_RC_BAD_VALUE if an invalid value was passed into the function. 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_GENERAL_FAILURE if an internal error occurred. TSS2_FAPI_RC_AUTHORIZATION_UNKNOWN if a required authorization callback is not set. TSS2_FAPI_RC_AUTHORIZATION_FAILED if the authorization attempt fails. TSS2_ESYS_RC_* possible error codes of ESAPI. TSS2_FAPI_RC_NOT_PROVISIONED FAPI was not provisioned. Fapi_NvWrite_Async (FAPI_CONTEXT * context, char const * nvPath, uint8_t const * data, size_t size) Asynchronous function for Fapi_NvWrite Writes data to a 'regular' (not pin, extend or counter) NV index. Call Fapi_NvWrite_Finish to finish the execution of this command. Parameters context The FAPI_CONTEXT nvPath The path of the NV index to write data The data to write to the NV index size The size of data in bytes Return values TSS2_RC_SUCCESS if the function call was a success. TSS2_FAPI_RC_BAD_REFERENCE if context, nvPath, or data is NULL. TSS2_FAPI_RC_BAD_CONTEXT if context corruption is detected. TSS2_FAPI_RC_BAD_PATH if nvPath is not found. TSS2_FAPI_RC_NV_EXCEEDED if the NV is not large enough for the data to be written. TSS2_FAPI_RC_NV_WRONG_TYPE if the NV index is not a 'regular' one. TSS2_FAPI_RC_NV_NOT_WRITEABLE if the NV is not a writeable index. TSS2_FAPI_RC_POLICY_UNKNOWN if the policy is unknown. 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. Fapi_NvWrite_Finish (FAPI_CONTEXT * context) Asynchronous finish function for Fapi_NvWrite This function should be called after a previous Fapi_NvWrite. Parameters context The FAPI_CONTEXT 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_VALUE if an invalid value was passed into the function. TSS2_FAPI_RC_BAD_PATH if a path is used in inappropriate context or contains illegal characters. 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_GENERAL_FAILURE if an internal error occurred. TSS2_FAPI_RC_AUTHORIZATION_UNKNOWN if a required authorization callback is not set. TSS2_FAPI_RC_AUTHORIZATION_FAILED if the authorization attempt fails. TSS2_FAPI_RC_POLICY_UNKNOWN if policy search for a certain policy digest was not successful. TSS2_ESYS_RC_* possible error codes of ESAPI. TSS2_FAPI_RC_NOT_PROVISIONED FAPI was not provisioned.
Author
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