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46 lines
1.1 KiB
46 lines
1.1 KiB
// This file was extracted from the TCG Published |
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// Trusted Platform Module Library |
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// Part 3: Commands |
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// Family "2.0" |
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// Level 00 Revision 01.16 |
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// October 30, 2014 |
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#include "InternalRoutines.h" |
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#include "ClearControl_fp.h" |
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// |
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// |
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// Error Returns Meaning |
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// |
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// TPM_RC_AUTH_FAIL authorization is not properly given |
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// |
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TPM_RC |
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TPM2_ClearControl( |
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ClearControl_In *in // IN: input parameter list |
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) |
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{ |
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TPM_RC result; |
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// The command needs NV update. Check if NV is available. |
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// A TPM_RC_NV_UNAVAILABLE or TPM_RC_NV_RATE error may be returned at |
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// this point |
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result = NvIsAvailable(); |
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if(result != TPM_RC_SUCCESS) return result; |
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// Input Validation |
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// LockoutAuth may be used to set disableLockoutClear to TRUE but not to FALSE |
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if(in->auth == TPM_RH_LOCKOUT && in->disable == NO) |
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return TPM_RC_AUTH_FAIL; |
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// Internal Data Update |
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if(in->disable == YES) |
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gp.disableClear = TRUE; |
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else |
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gp.disableClear = FALSE; |
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// Record the change to NV |
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NvWriteReserved(NV_DISABLE_CLEAR, &gp.disableClear); |
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return TPM_RC_SUCCESS; |
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}
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