| /* Microsoft Reference Implementation for TPM 2.0 | |
| * | |
| * The copyright in this software is being made available under the BSD License, | |
| * included below. This software may be subject to other third party and | |
| * contributor rights, including patent rights, and no such rights are granted | |
| * under this license. | |
| * | |
| * Copyright (c) Microsoft Corporation | |
| * | |
| * All rights reserved. | |
| * | |
| * BSD License | |
| * | |
| * Redistribution and use in source and binary forms, with or without modification, | |
| * are permitted provided that the following conditions are met: | |
| * | |
| * Redistributions of source code must retain the above copyright notice, this list | |
| * of conditions and the following disclaimer. | |
| * | |
| * Redistributions in binary form must reproduce the above copyright notice, this | |
| * list of conditions and the following disclaimer in the documentation and/or | |
| * other materials provided with the distribution. | |
| * | |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ""AS IS"" | |
| * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE | |
| * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR | |
| * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES | |
| * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; | |
| * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON | |
| * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS | |
| * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| */ | |
| //** Description | |
| // This file contains the miscellaneous functions for processing response codes. | |
| // NOTE: Currently, there is only one. | |
| //** Includes and Defines | |
| #include "Tpm.h" | |
| //** RcSafeAddToResult() | |
| // Adds a modifier to a response code as long as the response code allows a modifier | |
| // and no modifier has already been added. | |
| TPM_RC | |
| RcSafeAddToResult( | |
| TPM_RC responseCode, | |
| TPM_RC modifier | |
| ) | |
| { | |
| if((responseCode & RC_FMT1) && !(responseCode & 0xf40)) | |
| return responseCode + modifier; | |
| else | |
| return responseCode; | |
| } | |