Juergen Repp | ff821bd | 2017-12-11 15:21:42 +0100 | [diff] [blame] | 1 | /******************************************************************************* |
| 2 | * Copyright 2017, Fraunhofer SIT sponsored by Infineon Technologies AG |
| 3 | * All rights reserved. |
| 4 | * |
| 5 | * Redistribution and use in source and binary forms, with or without |
| 6 | * modification, are permitted provided that the following conditions are met: |
| 7 | * |
| 8 | * 1. Redistributions of source code must retain the above copyright notice, |
| 9 | * this list of conditions and the following disclaimer. |
| 10 | * |
| 11 | * 2. Redistributions in binary form must reproduce the above copyright notice, |
| 12 | * this list of conditions and the following disclaimer in the documentation |
| 13 | * and/or other materials provided with the distribution. |
| 14 | * |
| 15 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
| 16 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| 17 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| 18 | * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE |
| 19 | * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| 20 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| 21 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| 22 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| 23 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| 24 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF |
| 25 | * THE POSSIBILITY OF SUCH DAMAGE. |
| 26 | *******************************************************************************/ |
| 27 | #ifndef ESYS_IUTIL_H |
| 28 | #define ESYS_IUTIL_H |
| 29 | |
Juergen Repp | ff821bd | 2017-12-11 15:21:42 +0100 | [diff] [blame] | 30 | #include <stdbool.h> |
Juergen Repp | 6209718 | 2018-03-19 18:04:42 +0100 | [diff] [blame] | 31 | #include <inttypes.h> |
Juergen Repp | ff821bd | 2017-12-11 15:21:42 +0100 | [diff] [blame] | 32 | #include <string.h> |
Juergen Repp | 6209718 | 2018-03-19 18:04:42 +0100 | [diff] [blame] | 33 | |
Juergen Repp | ff821bd | 2017-12-11 15:21:42 +0100 | [diff] [blame] | 34 | #include "tss2_esys.h" |
Juergen Repp | 6209718 | 2018-03-19 18:04:42 +0100 | [diff] [blame] | 35 | |
Juergen Repp | ff821bd | 2017-12-11 15:21:42 +0100 | [diff] [blame] | 36 | #include "esys_int.h" |
| 37 | #include "esys_crypto.h" |
| 38 | |
| 39 | #ifdef __cplusplus |
| 40 | extern "C" { |
| 41 | #endif |
| 42 | |
| 43 | #define SAFE_FREE(S) if((S) != NULL) {free((void*) (S)); (S)=NULL;} |
| 44 | |
| 45 | #define TPM2_ERROR_FORMAT "%s%s (0x%08x)" |
| 46 | #define TPM2_ERROR_TEXT(r) "Error", "Code", r |
| 47 | |
| 48 | #define return_if_error(r,msg) \ |
| 49 | if (r != TSS2_RC_SUCCESS) { \ |
| 50 | LOG_ERROR("%s " TPM2_ERROR_FORMAT, msg, TPM2_ERROR_TEXT(r)); \ |
| 51 | return r; \ |
| 52 | } |
| 53 | |
Andreas Fuchs | 4d9961e | 2018-03-20 15:51:48 +0100 | [diff] [blame] | 54 | #define return_state_if_error(r,s,msg) \ |
| 55 | if (r != TSS2_RC_SUCCESS) { \ |
| 56 | LOG_ERROR("%s " TPM2_ERROR_FORMAT, msg, TPM2_ERROR_TEXT(r)); \ |
| 57 | esysContext->state = s; \ |
| 58 | return r; \ |
| 59 | } |
| 60 | |
Juergen Repp | ff821bd | 2017-12-11 15:21:42 +0100 | [diff] [blame] | 61 | #define return_error(r,msg) \ |
| 62 | { \ |
| 63 | LOG_ERROR("%s " TPM2_ERROR_FORMAT, msg, TPM2_ERROR_TEXT(r)); \ |
| 64 | return r; \ |
| 65 | } |
| 66 | |
Andreas Fuchs | 4d9961e | 2018-03-20 15:51:48 +0100 | [diff] [blame] | 67 | #define goto_state_if_error(r,s,msg,label) \ |
| 68 | if (r != TSS2_RC_SUCCESS) { \ |
| 69 | LOG_ERROR("%s " TPM2_ERROR_FORMAT, msg, TPM2_ERROR_TEXT(r)); \ |
| 70 | esysContext->state = s; \ |
| 71 | goto label; \ |
| 72 | } |
| 73 | |
Juergen Repp | ff821bd | 2017-12-11 15:21:42 +0100 | [diff] [blame] | 74 | #define goto_if_error(r,msg,label) \ |
| 75 | if (r != TSS2_RC_SUCCESS) { \ |
| 76 | LOG_ERROR("%s " TPM2_ERROR_FORMAT, msg, TPM2_ERROR_TEXT(r)); \ |
| 77 | goto label; \ |
| 78 | } |
| 79 | |
| 80 | #define goto_error(r,v,msg,label) \ |
Andreas Fuchs | 4d9961e | 2018-03-20 15:51:48 +0100 | [diff] [blame] | 81 | { r = v; \ |
Juergen Repp | ff821bd | 2017-12-11 15:21:42 +0100 | [diff] [blame] | 82 | LOG_ERROR("%s " TPM2_ERROR_FORMAT, msg, TPM2_ERROR_TEXT(r)); \ |
| 83 | goto label; \ |
| 84 | } |
| 85 | |
| 86 | #define return_if_null(p,msg,ec) \ |
| 87 | if (p == NULL) { \ |
| 88 | LOG_ERROR("%s ", msg); \ |
| 89 | return ec; \ |
| 90 | } |
| 91 | |
| 92 | #define return_if_notnull(p,msg,ec) \ |
| 93 | if (p != NULL) { \ |
| 94 | LOG_ERROR("%s ", msg); \ |
| 95 | return ec; \ |
| 96 | } |
| 97 | |
| 98 | #define exit_if_error(r,msg) \ |
| 99 | if (r != TSS2_RC_SUCCESS) { \ |
| 100 | LOG_ERROR("%s " TPM2_ERROR_FORMAT, msg, TPM2_ERROR_TEXT(r)); \ |
| 101 | exit(1); \ |
| 102 | } |
| 103 | |
| 104 | #define set_return_code(r_max, r, msg) \ |
| 105 | if (r != TSS2_RC_SUCCESS) { \ |
| 106 | LOG_ERROR("%s " TPM2_ERROR_FORMAT, msg, TPM2_ERROR_TEXT(r)); \ |
| 107 | r_max = r; \ |
| 108 | } |
| 109 | |
Juergen Repp | ff821bd | 2017-12-11 15:21:42 +0100 | [diff] [blame] | 110 | typedef struct { |
| 111 | TPM2_ALG_ID alg; |
| 112 | size_t size; |
| 113 | uint8_t digest[sizeof(TPMU_HA)]; |
| 114 | } HASH_TAB_ITEM; |
| 115 | |
| 116 | bool cmp_UINT16 (const UINT16 *in1, const UINT16 *in2); |
| 117 | bool cmp_BYTE (const BYTE *in1, const BYTE *in2); |
| 118 | bool cmp_BYTE_array(const BYTE *in1, size_t count1, const BYTE *in2, size_t count2); |
| 119 | bool cmp_TPM2B_DIGEST (const TPM2B_DIGEST *in1, const TPM2B_DIGEST *in2); |
| 120 | bool cmp_TPM2B_NAME (const TPM2B_NAME *in1, const TPM2B_NAME *in2); |
| 121 | bool cmp_TPM2B_AUTH (const TPM2B_AUTH *in1, const TPM2B_AUTH *in2); |
| 122 | |
| 123 | TSS2_RC init_session_tab( |
| 124 | ESYS_CONTEXT *esysContext, |
| 125 | ESYS_TR shandle1, ESYS_TR shandle2, ESYS_TR shandle3); |
| 126 | |
| 127 | void iesys_DeleteAllResourceObjects( |
| 128 | ESYS_CONTEXT *esys_context); |
| 129 | |
| 130 | TSS2_RC iesys_compute_encrypt_nonce( |
| 131 | ESYS_CONTEXT *esysContext, |
| 132 | int *encryptNonceIdx, |
| 133 | TPM2B_NONCE **encryptNonce); |
| 134 | |
| 135 | TSS2_RC iesys_compute_cp_hashtab( |
| 136 | ESYS_CONTEXT *esysContext, |
| 137 | const TPM2B_NAME *name1, |
| 138 | const TPM2B_NAME *name2, |
| 139 | const TPM2B_NAME *name3, |
| 140 | HASH_TAB_ITEM cp_hash_tab[3], |
| 141 | uint8_t *cpHashNum); |
| 142 | |
| 143 | TSS2_RC iesys_compute_rp_hashtab( |
| 144 | ESYS_CONTEXT *esysContext, |
Juergen Repp | ff821bd | 2017-12-11 15:21:42 +0100 | [diff] [blame] | 145 | const uint8_t *rpBuffer, |
| 146 | size_t rpBuffer_size, |
| 147 | HASH_TAB_ITEM rp_hash_tab[3], |
| 148 | uint8_t *rpHashNum); |
| 149 | |
| 150 | TSS2_RC esys_CreateResourceObject( |
| 151 | ESYS_CONTEXT *esys_context, |
| 152 | ESYS_TR esys_handle, |
| 153 | RSRC_NODE_T **node); |
| 154 | |
| 155 | TSS2_RC iesys_handle_to_tpm_handle( |
| 156 | ESYS_TR esys_handle, |
| 157 | TPM2_HANDLE *tpm_handle); |
| 158 | |
| 159 | TSS2_RC esys_GetResourceObject( |
| 160 | ESYS_CONTEXT *esys_context, |
| 161 | ESYS_TR rsrc_handle, |
| 162 | RSRC_NODE_T **node); |
| 163 | |
Juergen Repp | ff821bd | 2017-12-11 15:21:42 +0100 | [diff] [blame] | 164 | TPM2_HT iesys_get_handle_type( |
| 165 | TPM2_HANDLE handle); |
| 166 | |
Juergen Repp | ff821bd | 2017-12-11 15:21:42 +0100 | [diff] [blame] | 167 | TSS2_RC iesys_finalize(ESYS_CONTEXT *context); |
| 168 | |
| 169 | bool iesys_compare_name( |
| 170 | TPM2B_PUBLIC *publicInfo, |
| 171 | TPM2B_NAME *name); |
| 172 | |
| 173 | TSS2_RC iesys_compute_encrypted_salt( |
| 174 | ESYS_CONTEXT *esysContext, |
| 175 | RSRC_NODE_T *tpmKeyNode, |
| 176 | TPM2B_ENCRYPTED_SECRET *encryptedSalt); |
| 177 | |
| 178 | TSS2_RC iesys_gen_caller_nonces( |
| 179 | ESYS_CONTEXT *esysContext); |
| 180 | |
| 181 | TSS2_RC iesys_encrypt_param( |
| 182 | ESYS_CONTEXT *esysContext, |
| 183 | TPM2B_NONCE **decryptNonce, |
| 184 | int *decryptNonceIdx); |
| 185 | |
| 186 | TSS2_RC iesys_decrypt_param( |
| 187 | ESYS_CONTEXT *esysContext, |
| 188 | const uint8_t *rpBuffer, |
| 189 | size_t rpBuffer_size); |
| 190 | |
| 191 | TSS2_RC iesys_check_rp_hmacs( |
| 192 | ESYS_CONTEXT *esysContext, |
| 193 | TSS2L_SYS_AUTH_RESPONSE *rspAuths, |
Juergen Repp | 5a7c4f4 | 2018-04-24 14:50:59 +0200 | [diff] [blame] | 194 | HASH_TAB_ITEM rp_hash_tab[3], |
| 195 | uint8_t rpHashNum); |
Juergen Repp | ff821bd | 2017-12-11 15:21:42 +0100 | [diff] [blame] | 196 | |
| 197 | void iesys_compute_bound_entity( |
| 198 | const TPM2B_NAME *name, |
| 199 | const TPM2B_AUTH *auth, |
| 200 | TPM2B_NAME *bound_entity); |
| 201 | |
Juergen Repp | 5a7c4f4 | 2018-04-24 14:50:59 +0200 | [diff] [blame] | 202 | bool iesys_is_object_bound( |
| 203 | const TPM2B_NAME * name, |
| 204 | const TPM2B_AUTH * auth, |
| 205 | RSRC_NODE_T * session); |
| 206 | |
Juergen Repp | ff821bd | 2017-12-11 15:21:42 +0100 | [diff] [blame] | 207 | TSS2_RC iesys_check_sequence_async( |
| 208 | ESYS_CONTEXT *esysContext); |
| 209 | |
dantpm | f6ef247 | 2018-04-06 15:21:59 -0700 | [diff] [blame] | 210 | TSS2_RC check_session_feasibility( |
Juergen Repp | ff821bd | 2017-12-11 15:21:42 +0100 | [diff] [blame] | 211 | ESYS_TR shandle1, |
| 212 | ESYS_TR shandle2, |
| 213 | ESYS_TR shandle3, |
| 214 | int mandatory); |
| 215 | |
| 216 | void iesys_compute_session_value( |
| 217 | RSRC_NODE_T *session, |
| 218 | const TPM2B_NAME *name, |
| 219 | const TPM2B_AUTH *auth_value); |
| 220 | |
| 221 | TSS2_RC iesys_compute_hmacs( |
| 222 | RSRC_NODE_T *session, |
| 223 | HASH_TAB_ITEM cp_hash_tab[3], |
| 224 | uint8_t cpHashNum, |
| 225 | TPM2B_NONCE *decryptNonce, |
| 226 | TPM2B_NONCE *encryptNonce, |
| 227 | TPMS_AUTH_COMMAND *auth); |
| 228 | |
| 229 | TSS2_RC iesys_gen_auths( |
| 230 | ESYS_CONTEXT *esysContext, |
| 231 | RSRC_NODE_T *h1, |
| 232 | RSRC_NODE_T *h2, |
| 233 | RSRC_NODE_T *h3, |
| 234 | TSS2L_SYS_AUTH_COMMAND *auths); |
| 235 | |
Juergen Repp | 109de7d | 2018-02-23 13:42:08 +0100 | [diff] [blame] | 236 | TSS2_RC iesys_check_response( |
| 237 | ESYS_CONTEXT * esys_context); |
| 238 | |
Juergen Repp | ff821bd | 2017-12-11 15:21:42 +0100 | [diff] [blame] | 239 | TSS2_RC iesys_nv_get_name( |
| 240 | TPM2B_NV_PUBLIC *publicInfo, |
| 241 | TPM2B_NAME *name); |
| 242 | |
| 243 | TSS2_RC iesys_get_name( |
| 244 | TPM2B_PUBLIC *publicInfo, |
| 245 | TPM2B_NAME *name); |
| 246 | |
| 247 | #ifdef __cplusplus |
| 248 | } /* extern "C" */ |
| 249 | #endif |
| 250 | |
| 251 | #endif /* ESYS_IUTIL_H */ |