csu3_am335x/EVSE/GPL/tpm2-tss-3.2.0/doxygen-doc/man/Fapi_GetAppData.3

.TH "Fapi_GetAppData" 3 "Fri Oct 7 2022" "Version 3.2.0" "tpm2-tss" \" -*- nroff -*-
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.SH NAME
Fapi_GetAppData
.SH SYNOPSIS
.br
.PP
.SS "Functions"

.in +1c
.ti -1c
.RI "TSS2_RC \fBFapi_GetAppData\fP (\fBFAPI_CONTEXT\fP *context, char const *path, uint8_t **appData, size_t *appDataSize)"
.br
.ti -1c
.RI "TSS2_RC \fBFapi_GetAppData_Async\fP (\fBFAPI_CONTEXT\fP *context, char const *path)"
.br
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.RI "TSS2_RC \fBFapi_GetAppData_Finish\fP (\fBFAPI_CONTEXT\fP *context, uint8_t **appData, size_t *appDataSize)"
.br
.in -1c
.SH "Detailed Description"
.PP 
FAPI functions to invoke GetAppData either as one-call or in an asynchronous manner\&. 
.SH "Function Documentation"
.PP 
.SS "Fapi_GetAppData (\fBFAPI_CONTEXT\fP * context, char const * path, uint8_t ** appData, size_t * appDataSize)"
One-Call function for Fapi_GetAppData
.PP
Every object has a description field that can be retrieved in order to obtain additional information in its 'path' entry\&.
.PP
\fBParameters:\fP
.RS 4
\fIcontext\fP The \fBFAPI_CONTEXT\fP 
.br
\fIpath\fP The path to the object for which the appData is returned 
.br
\fIappData\fP A copy of the appData\&. May be NULL (callee-allocated) 
.br
\fIappDataSize\fP The size of the returned AppData\&. May be NULL
.RE
.PP
\fBReturn values:\fP
.RS 4
\fITSS2_RC_SUCCESS\fP if the function call was a success\&. 
.br
\fITSS2_FAPI_RC_BAD_REFERENCE\fP if context or path is NULL\&. 
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\fITSS2_FAPI_RC_BAD_CONTEXT\fP if context corruption is detected\&. 
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\fITSS2_FAPI_RC_BAD_PATH\fP if path does not map to a FAPI entity\&. 
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\fITSS2_FAPI_RC_BAD_SEQUENCE\fP if the context has an asynchronous operation already pending\&. 
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\fITSS2_FAPI_RC_IO_ERROR\fP if the data cannot be saved\&. 
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\fITSS2_FAPI_RC_MEMORY\fP if the FAPI cannot allocate enough memory for internal operations or return parameters\&. 
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\fITSS2_FAPI_RC_NO_TPM\fP if FAPI was initialized in no-TPM-mode via its config file\&. 
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\fITSS2_FAPI_RC_PATH_NOT_FOUND\fP if a FAPI object path was not found during authorization\&. 
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\fITSS2_FAPI_RC_KEY_NOT_FOUND\fP if a key was not found\&. 
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\fITSS2_FAPI_RC_BAD_VALUE\fP if an invalid value was passed into the function\&. 
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\fITSS2_FAPI_RC_TRY_AGAIN\fP if an I/O operation is not finished yet and this function needs to be called again\&. 
.br
\fITSS2_FAPI_RC_GENERAL_FAILURE\fP if an internal error occurred\&. 
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\fITSS2_FAPI_RC_NOT_PROVISIONED\fP FAPI was not provisioned\&. 
.RE
.PP

.SS "Fapi_GetAppData_Async (\fBFAPI_CONTEXT\fP * context, char const * path)"
Asynchronous function for Fapi_GetAppData
.PP
Every object has a description field that can be retrieved in order to obtain additional information in its 'path' entry\&.
.PP
Call Fapi_GetAppData_Finish to finish the execution of this command\&.
.PP
\fBParameters:\fP
.RS 4
\fIcontext\fP The \fBFAPI_CONTEXT\fP 
.br
\fIpath\fP The path to the object for which the appData is returned
.RE
.PP
\fBReturn values:\fP
.RS 4
\fITSS2_RC_SUCCESS\fP if the function call was a success\&. 
.br
\fITSS2_FAPI_RC_BAD_REFERENCE\fP if context or path is NULL\&. 
.br
\fITSS2_FAPI_RC_BAD_CONTEXT\fP if context corruption is detected\&. 
.br
\fITSS2_FAPI_RC_BAD_PATH\fP if path does not map to a FAPI entity\&. 
.br
\fITSS2_FAPI_RC_BAD_SEQUENCE\fP if the context has an asynchronous operation already pending\&. 
.br
\fITSS2_FAPI_RC_IO_ERROR\fP if the data cannot be saved\&. 
.br
\fITSS2_FAPI_RC_MEMORY\fP if the FAPI cannot allocate enough memory for internal operations or return parameters\&. 
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\fITSS2_FAPI_RC_NO_TPM\fP if FAPI was initialized in no-TPM-mode via its config file\&. 
.br
\fITSS2_FAPI_RC_PATH_NOT_FOUND\fP if a FAPI object path was not found during authorization\&. 
.br
\fITSS2_FAPI_RC_KEY_NOT_FOUND\fP if a key was not found\&. 
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\fITSS2_FAPI_RC_BAD_VALUE\fP if an invalid value was passed into the function\&. 
.br
\fITSS2_FAPI_RC_NOT_PROVISIONED\fP FAPI was not provisioned\&. 
.RE
.PP

.SS "Fapi_GetAppData_Finish (\fBFAPI_CONTEXT\fP * context, uint8_t ** appData, size_t * appDataSize)"
Asynchronous finish function for Fapi_GetAppData
.PP
This function should be called after a previous Fapi_GetAppData_Async\&.
.PP
\fBParameters:\fP
.RS 4
\fIcontext\fP The \fBFAPI_CONTEXT\fP 
.br
\fIappData\fP A copy of the appData\&. May be Null (callee-allocated) 
.br
\fIappDataSize\fP The size of the returned AppData\&. May be NULL
.RE
.PP
\fBReturn values:\fP
.RS 4
\fITSS2_RC_SUCCESS\fP if the function call was a success\&. 
.br
\fITSS2_FAPI_RC_BAD_REFERENCE\fP if context is NULL\&. 
.br
\fITSS2_FAPI_RC_BAD_CONTEXT\fP if context corruption is detected\&. 
.br
\fITSS2_FAPI_RC_BAD_SEQUENCE\fP if the context has an asynchronous operation already pending\&. 
.br
\fITSS2_FAPI_RC_IO_ERROR\fP if the data cannot be saved\&. 
.br
\fITSS2_FAPI_RC_MEMORY\fP if the FAPI cannot allocate enough memory for internal operations or return parameters\&. 
.br
\fITSS2_FAPI_RC_TRY_AGAIN\fP if the asynchronous operation is not yet complete\&. Call this function again later\&. 
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\fITSS2_FAPI_RC_BAD_PATH\fP if a path is used in inappropriate context or contains illegal characters\&. 
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\fITSS2_FAPI_RC_GENERAL_FAILURE\fP if an internal error occurred\&. 
.br
\fITSS2_FAPI_RC_BAD_VALUE\fP if an invalid value was passed into the function\&. 
.RE
.PP

.SH "Author"
.PP 
Generated automatically by Doxygen for tpm2-tss from the source code\&.