| // This file was extracted from the TCG Published |
| // Trusted Platform Module Library |
| // Part 3: Commands |
| // Family "2.0" |
| // Level 00 Revision 01.16 |
| // October 30, 2014 |
| |
| #include "InternalRoutines.h" |
| #include "Unseal_fp.h" |
| // |
| // |
| // Error Returns Meaning |
| // |
| // TPM_RC_ATTRIBUTES itemHandle has wrong attributes |
| // TPM_RC_TYPE itemHandle is not a KEYEDHASH data object |
| // |
| TPM_RC |
| TPM2_Unseal( |
| Unseal_In *in, |
| Unseal_Out *out |
| ) |
| { |
| OBJECT *object; |
| |
| // Input Validation |
| |
| // Get pointer to loaded object |
| object = ObjectGet(in->itemHandle); |
| |
| // Input handle must be a data object |
| if(object->publicArea.type != TPM_ALG_KEYEDHASH) |
| return TPM_RC_TYPE + RC_Unseal_itemHandle; |
| if( object->publicArea.objectAttributes.decrypt == SET |
| || object->publicArea.objectAttributes.sign == SET |
| || object->publicArea.objectAttributes.restricted == SET) |
| return TPM_RC_ATTRIBUTES + RC_Unseal_itemHandle; |
| |
| // Command Output |
| |
| // Copy data |
| MemoryCopy2B(&out->outData.b, &object->sensitive.sensitive.bits.b, |
| sizeof(out->outData.t.buffer)); |
| |
| return TPM_RC_SUCCESS; |
| } |
