private CheckPolicy ( string branchIdToFind, |
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branchIdToFind | string | |
matchingAce | ||
리턴 | void |
/// <summary> /// Run a path on the policy tree. The path is identified by the leaf identifier string. A session is /// created and returned. If allowErrors is true then errors returned do not cause an exception (but /// are returned in the response code). /// </summary> /// <param name="tpm"></param> /// <param name="policySession"></param> /// <param name="branchToEvaluate"></param> /// <param name="allowErrors"></param> /// <returns></returns> public TpmRc RunPolicy(Tpm2 tpm, PolicyTree policyTree, string branchToEvaluate = null, bool allowErrors = false) { policyTree.AllowErrorsInPolicyEval = allowErrors; PolicyAce leafAce = null; // First, check that the policy is OK. policyTree.CheckPolicy(branchToEvaluate, ref leafAce); if (leafAce == null) { Globs.Throw("RunPolicy: Branch identifier " + branchToEvaluate + " does not exist"); } var responseCode = TpmRc.Success; try { if (allowErrors) { tpm._DisableExceptions(); } tpm._InitializeSession(this); // Walk up the tree from the leaf.. PolicyAce nextAce = leafAce; while (nextAce != null) { responseCode = nextAce.Execute(tpm, this, policyTree); if (responseCode != TpmRc.Success) { break; } // ..and continue along the path to the root nextAce = nextAce.PreviousAce; } } finally { if (allowErrors) { tpm._EnableExceptions(); } } return(responseCode); }
/// <summary> /// Run a path on the policy tree. The path is identified by the leaf identifier string. A session is /// created and returned. If allowErrors is true then errors returned do not cause an exception (but /// are returned in the response code). /// </summary> /// <param name="tpm"></param> /// <param name="policySession"></param> /// <param name="branchToEvaluate"></param> /// <param name="allowErrors"></param> /// <returns></returns> public TpmRc RunPolicy(Tpm2 tpm, PolicyTree policyTree, string branchToEvaluate = null, bool allowErrors = false) { policyTree.AllowErrorsInPolicyEval = allowErrors; PolicyAce leafAce = null; // First, check that the policy is OK. policyTree.CheckPolicy(branchToEvaluate, ref leafAce); if (leafAce == null) { Globs.Throw("RunPolicy: Branch identifier " + branchToEvaluate + " does not exist"); } var responseCode = TpmRc.Success; try { if (allowErrors) { tpm._DisableExceptions(); } tpm._InitializeSession(this); // Walk up the tree from the leaf.. PolicyAce nextAce = leafAce; while (nextAce != null) { responseCode = nextAce.Execute(tpm, this, policyTree); if (responseCode != TpmRc.Success) { break; } // ..and continue along the path to the root nextAce = nextAce.PreviousAce; } } finally { if (allowErrors) { tpm._EnableExceptions(); } } return responseCode; }