4 / 366 TEE Internal Core API Specification – Public Review v1.2.1.31
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3.4.5 [outbufopt] .................................................................................................................................... 49
3.4.6 [instring] and [instringopt] ............................................................................................................. 49
3.4.7 [outstring] and [outstringopt] ......................................................................................................... 49
3.4.8 [ctx] ............................................................................................................................................... 49
3.5 Backward Compatibility ....................................................................................................................... 49
3.5.1 Version Compatibility Definitions.................................................................................................. 50
4 Trusted Core Framework API .............................................................................................. 52
4.1 Data Types .......................................................................................................................................... 53
4.1.1 TEE_Identity ................................................................................................................................. 53
4.1.2 TEE_Param .................................................................................................................................. 53
4.1.3 TEE_TASessionHandle ............................................................................................................... 54
4.1.4 TEE_PropSetHandle .................................................................................................................... 54
4.2 Constants ............................................................................................................................................ 55
4.2.1 Parameter Types .......................................................................................................................... 55
4.2.2 Login Types .................................................................................................................................. 55
4.2.3 Origin Codes ................................................................................................................................ 56
4.2.4 Property Set Pseudo-Handles...................................................................................................... 56
4.2.5 Memory Access Rights ................................................................................................................ 56
4.3 TA Interface ......................................................................................................................................... 57
4.3.1 TA_CreateEntryPoint ................................................................................................................... 60
4.3.2 TA_DestroyEntryPoint .................................................................................................................. 60
4.3.3 TA_OpenSessionEntryPoint ........................................................................................................ 61
4.3.4 TA_CloseSessionEntryPoint ........................................................................................................ 63
4.3.5 TA_InvokeCommandEntryPoint ................................................................................................... 64
4.3.6 Operation Parameters in the TA Interface ................................................................................... 65
4.4 Property Access Functions ................................................................................................................. 69
4.4.1 TEE_GetPropertyAsString ........................................................................................................... 71
4.4.2 TEE_GetPropertyAsBool ............................................................................................................. 72
4.4.3 TEE_GetPropertyAsUnn .............................................................................................................. 73
4.4.4 TEE_GetPropertyAsBinaryBlock.................................................................................................. 75
4.4.5 TEE_GetPropertyAsUUID ............................................................................................................ 76
4.4.6 TEE_GetPropertyAsIdentity ......................................................................................................... 77
4.4.7 TEE_AllocatePropertyEnumerator ............................................................................................... 78
4.4.8 TEE_FreePropertyEnumerator .................................................................................................... 78
4.4.9 TEE_StartPropertyEnumerator .................................................................................................... 79
4.4.10 TEE_ResetPropertyEnumerator .................................................................................................. 79
4.4.11 TEE_GetPropertyName ............................................................................................................... 80
4.4.12 TEE_GetNextProperty ................................................................................................................. 81
4.5 Trusted Application Configuration Properties ..................................................................................... 82
4.6 Client Properties .................................................................................................................................. 85
4.7 Implementation Properties .................................................................................................................. 87
4.7.1 Specification Version Number Property ....................................................................................... 94
4.8 Panics .................................................................................................................................................. 95
4.8.1 TEE_Panic ................................................................................................................................... 95
4.9 Internal Client API ............................................................................................................................... 96
4.9.1 TEE_OpenTASession .................................................................................................................. 96
4.9.2 TEE_CloseTASession .................................................................................................................. 98
4.9.3 TEE_InvokeTACommand ............................................................................................................ 99
4.9.4 Operation Parameters in the Internal Client API ........................................................................ 101
4.10 Cancellation Functions ...................................................................................................................... 103
4.10.1 TEE_GetCancellationFlag .......................................................................................................... 104
4.10.2 TEE_UnmaskCancellation ......................................................................................................... 105
