Vadim Bendebury | 5679752 | 2015-05-20 10:32:25 -0700 | [diff] [blame] | 1 | // This file was extracted from the TCG Published |
| 2 | // Trusted Platform Module Library |
| 3 | // Part 3: Commands |
| 4 | // Family "2.0" |
| 5 | // Level 00 Revision 01.16 |
| 6 | // October 30, 2014 |
| 7 | |
| 8 | #include "InternalRoutines.h" |
| 9 | #include "FlushContext_fp.h" |
| 10 | // |
| 11 | // |
| 12 | // Error Returns Meaning |
| 13 | // |
| 14 | // TPM_RC_HANDLE flushHandle does not reference a loaded object or session |
| 15 | // |
| 16 | TPM_RC |
| 17 | TPM2_FlushContext( |
| 18 | FlushContext_In *in // IN: input parameter list |
| 19 | ) |
| 20 | { |
| 21 | // Internal Data Update |
| 22 | |
| 23 | // Call object or session specific routine to flush |
| 24 | switch(HandleGetType(in->flushHandle)) |
| 25 | { |
| 26 | case TPM_HT_TRANSIENT: |
| 27 | if(!ObjectIsPresent(in->flushHandle)) |
| 28 | return TPM_RC_HANDLE; |
| 29 | // Flush object |
| 30 | ObjectFlush(in->flushHandle); |
| 31 | break; |
| 32 | case TPM_HT_HMAC_SESSION: |
| 33 | case TPM_HT_POLICY_SESSION: |
| 34 | if( !SessionIsLoaded(in->flushHandle) |
| 35 | && !SessionIsSaved(in->flushHandle) |
| 36 | ) |
| 37 | return TPM_RC_HANDLE; |
| 38 | |
| 39 | // If the session to be flushed is the exclusive audit session, then |
| 40 | // indicate that there is no exclusive audit session any longer. |
| 41 | if(in->flushHandle == g_exclusiveAuditSession) |
| 42 | g_exclusiveAuditSession = TPM_RH_UNASSIGNED; |
| 43 | |
| 44 | // Flush session |
| 45 | SessionFlush(in->flushHandle); |
| 46 | break; |
| 47 | default: |
| 48 | // This command only take object or session handle. Other handles |
| 49 | // should be filtered out at handle unmarshal |
| 50 | pAssert(FALSE); |
| 51 | break; |
| 52 | } |
| 53 | |
| 54 | return TPM_RC_SUCCESS; |
| 55 | } |