1 /* Microsoft Reference Implementation for TPM 2.0 2 * 3 * The copyright in this software is being made available under the BSD License, 4 * included below. This software may be subject to other third party and 5 * contributor rights, including patent rights, and no such rights are granted 6 * under this license. 7 * 8 * Copyright (c) Microsoft Corporation 9 * 10 * All rights reserved. 11 * 12 * BSD License 13 * 14 * Redistribution and use in source and binary forms, with or without modification, 15 * are permitted provided that the following conditions are met: 16 * 17 * Redistributions of source code must retain the above copyright notice, this list 18 * of conditions and the following disclaimer. 19 * 20 * Redistributions in binary form must reproduce the above copyright notice, this 21 * list of conditions and the following disclaimer in the documentation and/or 22 * other materials provided with the distribution. 23 * 24 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ""AS IS"" 25 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 27 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR 28 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 29 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 30 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON 31 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 32 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 33 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 34 */ 35 // 36 // This file contains extra TPM2B structures 37 // 38 39 #ifndef _TPMB_H 40 #define _TPMB_H 41 42 // TPM2B Types 43 typedef struct { 44 UINT16 size; 45 BYTE buffer[1]; 46 } TPM2B, *P2B; 47 typedef const TPM2B *PC2B; 48 49 // This macro helps avoid having to type in the structure in order to create 50 // a new TPM2B type that is used in a function. 51 #define TPM2B_TYPE(name, bytes) \ 52 typedef union { \ 53 struct { \ 54 UINT16 size; \ 55 BYTE buffer[(bytes)]; \ 56 } t; \ 57 TPM2B b; \ 58 } TPM2B_##name 59 60 // This macro defines a TPM2B with a constant character value. This macro 61 // sets the size of the string to the size minus the terminating zero byte. 62 // This lets the user of the label add their terminating 0. This method 63 // is chosen so that existing code that provides a label will continue 64 // to work correctly. 65 66 // Macro to instance and initialize a TPM2B value 67 #define TPM2B_INIT(TYPE, name) \ 68 TPM2B_##TYPE name = {sizeof(name.t.buffer), {0}} 69 70 #define TPM2B_BYTE_VALUE(bytes) TPM2B_TYPE(bytes##_BYTE_VALUE, bytes) 71 72 73 #endif 74