NAME

Tspi_Data_Unbind - Decrypts data that has been bound to a key

SYNOPSIS

#include <tss/platform.h>
#include <tss/tcpa_defines.h>
#include <tss/tcpa_typedef.h>
#include <tss/tcpa_struct.h>
#include <tss/tss_typedef.h>
#include <tss/tss_structs.h>
#include <tss/tspi.h>

TSS_RESULT Tspi_Data_Unbind(TSS_HENCDATA hEncData,             TSS_HKEY hEncKey,
                            UINT32*      pulUnboundDataLength, BYTE**   prgbUnboundData);

DESCRIPTION

Tspi_Data_Unbind decrypts the encrypted data blob exportedfrom the data object used in Tspi_Data_Bind. The encrypted data blob must be imported to the object addressed by Tspi_SetAttribData before calling this method.

PARAMETERS

RETURN CODES

Tspi_Data_Unbind returns TSS_SUCCESS on success, otherwise one of the following values is returned:

TSS_E_INVALID_HANDLE

hEncData or hEncKey is not a valid handle.

TSS_E_INTERNAL_ERROR

An internal SW error has been detected.

TSS_E_BAD_PARAMETER

One or more parameters is bad.

TSS_E_INVALID_ENCSCHEME

Invalid encryption scheme.

TSS_E_ENC_INVALID_LENGTH

Invalid length of data to be encypted.

TSS_E_ENC_NO_DATA

No data to encrypt.

TSS_E_ENC_INVALID_TYPE

Invalid encryption type.

CONFORMING TO

Tspi_Data_Unbind conforms to the Trusted Computing Group Software Specification version 1.1 Golden

SEE ALSO

Tspi_Data_Bind(3), Tspi_Data_Unseal(3), Tspi_Data_Seal(3).