| /******************************************************************************* |
| * Copyright 2017, Fraunhofer SIT sponsored by Infineon Technologies AG |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are met: |
| * |
| * 1. Redistributions of source code must retain the above copyright notice, |
| * this list of conditions and the following disclaimer. |
| * |
| * 2. 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 |
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| * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
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| * THE POSSIBILITY OF SUCH DAMAGE. |
| *******************************************************************************/ |
| |
| #include "tss2_esys.h" |
| |
| #include "esys_iutil.h" |
| #define LOGMODULE test |
| #include "util/log.h" |
| |
| /* |
| * This test is intended to test Esys_ECDH_KeyGen based on an ECC key |
| * created with Esys_CreatePrimary. |
| */ |
| |
| int |
| test_invoke_esapi(ESYS_CONTEXT * esys_context) |
| { |
| uint32_t r; |
| ESYS_TR session; |
| TPMT_SYM_DEF symmetric = {.algorithm = TPM2_ALG_AES,.keyBits = {.aes = |
| 128},.mode = |
| {.aes = TPM2_ALG_CFB} |
| }; |
| TPMA_SESSION sessionAttributes; |
| TPM2B_NONCE *nonceTpm; |
| TPM2B_NONCE nonceCaller = { |
| .size = 20, |
| .buffer = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20} |
| }; |
| |
| memset(&sessionAttributes, 0, sizeof sessionAttributes); |
| |
| r = Esys_StartAuthSession(esys_context, ESYS_TR_NONE, ESYS_TR_NONE, |
| ESYS_TR_NONE, ESYS_TR_NONE, ESYS_TR_NONE, |
| &nonceCaller, |
| TPM2_SE_HMAC, &symmetric, TPM2_ALG_SHA1, &session, |
| &nonceTpm); |
| |
| goto_if_error(r, "Error: During initialization of session", error); |
| |
| TPM2B_SENSITIVE_CREATE inSensitive = { |
| .size = 4, |
| .sensitive = { |
| .userAuth = { |
| .size = 0, |
| .buffer = {0} |
| , |
| }, |
| .data = { |
| .size = 0, |
| .buffer = {0} |
| } |
| } |
| }; |
| TPM2B_PUBLIC inPublicECC = { |
| .size = 0, |
| .publicArea = { |
| .type = TPM2_ALG_ECC, |
| .nameAlg = TPM2_ALG_SHA1, |
| .objectAttributes = (TPMA_OBJECT_USERWITHAUTH | |
| TPMA_OBJECT_RESTRICTED | |
| TPMA_OBJECT_SIGN_ENCRYPT | |
| TPMA_OBJECT_FIXEDTPM | |
| TPMA_OBJECT_FIXEDPARENT | |
| TPMA_OBJECT_SENSITIVEDATAORIGIN), |
| .authPolicy = { |
| .size = 0, |
| }, |
| .parameters.eccDetail = { |
| .symmetric = { |
| .algorithm = TPM2_ALG_NULL, |
| .keyBits.aes = 128, |
| .mode.aes = TPM2_ALG_ECB, |
| }, |
| .scheme = { |
| .scheme = TPM2_ALG_ECDSA, |
| .details = {.ecdsa = |
| {.hashAlg = TPM2_ALG_SHA1} |
| } |
| }, |
| .curveID = TPM2_ECC_NIST_P256, |
| .kdf = {.scheme = |
| TPM2_ALG_NULL,.details = {} |
| } |
| }, |
| .unique.ecc = { |
| .x = {.size = 0,.buffer = {}}, |
| .y = {.size = 0,.buffer = {}} |
| } |
| , |
| } |
| }; |
| LOG_INFO("\nECC key will be created."); |
| TPM2B_PUBLIC inPublic = inPublicECC; |
| |
| TPM2B_DATA outsideInfo = { |
| .size = 0, |
| .buffer = {} |
| , |
| }; |
| |
| TPML_PCR_SELECTION creationPCR = { |
| .count = 0, |
| }; |
| |
| TPM2B_AUTH authValue = { |
| .size = 0, |
| .buffer = {} |
| }; |
| |
| r = Esys_TR_SetAuth(esys_context, ESYS_TR_RH_OWNER, &authValue); |
| goto_if_error(r, "Error: TR_SetAuth", error); |
| |
| ESYS_TR eccHandle; |
| TPM2B_PUBLIC *outPublic; |
| TPM2B_CREATION_DATA *creationData; |
| TPM2B_DIGEST *creationHash; |
| TPMT_TK_CREATION *creationTicket; |
| |
| r = Esys_CreatePrimary(esys_context, ESYS_TR_RH_OWNER, session, |
| ESYS_TR_NONE, ESYS_TR_NONE, &inSensitive, &inPublic, |
| &outsideInfo, &creationPCR, &eccHandle, |
| &outPublic, &creationData, &creationHash, |
| &creationTicket); |
| goto_if_error(r, "Error esapi create primary", error); |
| |
| TPM2B_ECC_POINT *zPoint; |
| TPM2B_ECC_POINT *pubPoint; |
| |
| r = Esys_ECDH_KeyGen( |
| esys_context, |
| eccHandle, |
| ESYS_TR_NONE, |
| ESYS_TR_NONE, |
| ESYS_TR_NONE, |
| &zPoint, |
| &pubPoint); |
| goto_if_error(r, "Error: ECDH_KeyGen", error); |
| |
| r = Esys_FlushContext(esys_context, eccHandle); |
| goto_if_error(r, "Error during FlushContext", error); |
| |
| return 0; |
| |
| error: |
| LOG_ERROR("\nError Code: %x\n", r); |
| return 1; |
| } |