4 / 369 TEE Internal Core API Specification – Public Release v1.3
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3.4.5 [outbufopt] .................................................................................................................................... 48
3.4.6 [instring] and [instringopt] ............................................................................................................. 48
3.4.7 [outstring] and [outstringopt] ........................................................................................................ 48
3.4.8 [ctx] ............................................................................................................................................... 48
3.5 Backward Compatibility ....................................................................................................................... 49
3.5.1 Version Compatibility Definitions ................................................................................................. 49
4 Trusted Core Framework API ................................................................................................. 51
4.1 Data Types .......................................................................................................................................... 52
4.1.1 TEE_Identity ................................................................................................................................. 52
4.1.2 TEE_Param .................................................................................................................................. 52
4.1.3 TEE_TASessionHandle ............................................................................................................... 53
4.1.4 TEE_PropSetHandle .................................................................................................................... 53
4.2 Constants ............................................................................................................................................ 54
4.2.1 Parameter Types .......................................................................................................................... 54
4.2.2 Login Types .................................................................................................................................. 54
4.2.3 Origin Codes ................................................................................................................................ 55
4.2.4 Property Set Pseudo-Handles ..................................................................................................... 55
4.2.5 Memory Access Rights ................................................................................................................ 55
4.3 TA Interface ......................................................................................................................................... 56
4.3.1 TA_CreateEntryPoint ................................................................................................................... 59
4.3.2 TA_DestroyEntryPoint .................................................................................................................. 59
4.3.3 TA_OpenSessionEntryPoint ........................................................................................................ 60
4.3.4 TA_CloseSessionEntryPoint ........................................................................................................ 62
4.3.5 TA_InvokeCommandEntryPoint ................................................................................................... 63
4.3.6 Operation Parameters in the TA Interface ................................................................................... 64
4.4 Property Access Functions ................................................................................................................. 68
4.4.1 TEE_GetPropertyAsString ........................................................................................................... 70
4.4.2 TEE_GetPropertyAsBool ............................................................................................................. 71
4.4.3 TEE_GetPropertyAsUnn .............................................................................................................. 72
4.4.4 TEE_GetPropertyAsBinaryBlock ................................................................................................. 74
4.4.5 TEE_GetPropertyAsUUID ............................................................................................................ 75
4.4.6 TEE_GetPropertyAsIdentity ......................................................................................................... 76
4.4.7 TEE_AllocatePropertyEnumerator ............................................................................................... 77
4.4.8 TEE_FreePropertyEnumerator .................................................................................................... 77
4.4.9 TEE_StartPropertyEnumerator .................................................................................................... 78
4.4.10 TEE_ResetPropertyEnumerator .................................................................................................. 78
4.4.11 TEE_GetPropertyName ............................................................................................................... 79
4.4.12 TEE_GetNextProperty ................................................................................................................. 80
4.5 Trusted Application Configuration Properties ..................................................................................... 81
4.6 Client Properties .................................................................................................................................. 84
4.7 Implementation Properties .................................................................................................................. 86
4.7.1 Specification Version Number Property ....................................................................................... 93
4.8 Panics .................................................................................................................................................. 94
4.8.1 TEE_Panic ................................................................................................................................... 94
4.9 Internal Client API ............................................................................................................................... 95
4.9.1 TEE_OpenTASession .................................................................................................................. 95
4.9.2 TEE_CloseTASession .................................................................................................................. 97
4.9.3 TEE_InvokeTACommand ............................................................................................................ 98
4.9.4 Operation Parameters in the Internal Client API ........................................................................ 100
4.10 Cancellation Functions ...................................................................................................................... 102
4.10.1 TEE_GetCancellationFlag .......................................................................................................... 103
4.10.2 TEE_UnmaskCancellation ......................................................................................................... 104
