| /******************************************************************************* |
| * Copyright 2017-2018, 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 |
| * 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. |
| *******************************************************************************/ |
| |
| #include "tss2_esys.h" |
| #include "tss2_mu.h" |
| |
| #include "esys_iutil.h" |
| #define LOGMODULE test |
| #include "util/log.h" |
| |
| /* |
| * This test is intended to test the ESAPI signing and signature verification. |
| */ |
| |
| int |
| test_invoke_esapi(ESYS_CONTEXT * esys_context) |
| { |
| uint32_t r = 0; |
| |
| /* |
| * 1. Create Primary. This primary will be used as signing key. |
| */ |
| |
| TPM2B_AUTH authValuePrimary = { |
| .size = 5, |
| .buffer = {1, 2, 3, 4, 5} |
| }; |
| |
| TPM2B_SENSITIVE_CREATE inSensitivePrimary = { |
| .size = 4, |
| .sensitive = { |
| .userAuth = authValuePrimary, |
| .data = { |
| .size = 0, |
| .buffer = {0}, |
| }, |
| }, |
| }; |
| |
| TPM2B_PUBLIC inPublic = { |
| .size = 0, |
| .publicArea = { |
| .type = TPM2_ALG_RSA, |
| .nameAlg = TPM2_ALG_SHA1, |
| .objectAttributes = (TPMA_OBJECT_USERWITHAUTH | |
| TPMA_OBJECT_SIGN_ENCRYPT | |
| TPMA_OBJECT_FIXEDTPM | |
| TPMA_OBJECT_FIXEDPARENT | |
| TPMA_OBJECT_SENSITIVEDATAORIGIN), |
| .authPolicy = { |
| .size = 0, |
| }, |
| .parameters.rsaDetail = { |
| .symmetric = { |
| .algorithm = TPM2_ALG_NULL, |
| .keyBits.aes = 128, |
| .mode.aes = TPM2_ALG_CFB}, |
| .scheme = { |
| .scheme = TPM2_ALG_RSAPSS, |
| .details = { |
| .rsapss = { .hashAlg = TPM2_ALG_SHA1 } |
| } |
| }, |
| .keyBits = 2048, |
| .exponent = 65537, |
| }, |
| .unique.rsa = { |
| .size = 0, |
| .buffer = {}, |
| }, |
| }, |
| }; |
| LOG_INFO("\nRSA key will be created."); |
| |
| 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 primaryHandle_handle; |
| TPM2B_PUBLIC *outPublic; |
| TPM2B_CREATION_DATA *creationData; |
| TPM2B_DIGEST *creationHash; |
| TPMT_TK_CREATION *creationTicket; |
| |
| r = Esys_CreatePrimary(esys_context, ESYS_TR_RH_OWNER, ESYS_TR_PASSWORD, |
| ESYS_TR_NONE, ESYS_TR_NONE, |
| &inSensitivePrimary, &inPublic, |
| &outsideInfo, &creationPCR, &primaryHandle_handle, |
| &outPublic, &creationData, &creationHash, |
| &creationTicket); |
| goto_if_error(r, "Error esys create primary", error); |
| |
| TPM2B_NAME *nameKeySign; |
| TPM2B_NAME *keyQualifiedName; |
| |
| r = Esys_ReadPublic(esys_context, |
| primaryHandle_handle, |
| ESYS_TR_NONE, |
| ESYS_TR_NONE, |
| ESYS_TR_NONE, |
| &outPublic, |
| &nameKeySign, |
| &keyQualifiedName); |
| goto_if_error(r, "Error: ReadPublic", error); |
| |
| |
| TPMT_SIG_SCHEME inScheme = { .scheme = TPM2_ALG_NULL }; |
| TPMT_TK_HASHCHECK hash_validation = { |
| .tag = TPM2_ST_HASHCHECK, |
| .hierarchy = TPM2_RH_OWNER, |
| .digest = {0} |
| }; |
| TPMT_SIGNATURE *signature; |
| /* SHA1 digest for PCR register with zeros */ |
| TPM2B_DIGEST pcr_digest_zero = { |
| .size = 20, |
| .buffer = { 0x67, 0x68, 0x03, 0x3e, 0x21, 0x64, 0x68, 0x24, 0x7b, 0xd0, |
| 0x31, 0xa0, 0xa2, 0xd9, 0x87, 0x6d, 0x79, 0x81, 0x8f, 0x8f } |
| }; |
| |
| /* |
| * 1. Sign pcr_digest_zero and verfiy the signature. |
| */ |
| |
| r = Esys_Sign( |
| esys_context, |
| primaryHandle_handle, |
| ESYS_TR_PASSWORD, |
| ESYS_TR_NONE, |
| ESYS_TR_NONE, |
| &pcr_digest_zero, |
| &inScheme, |
| &hash_validation, |
| &signature); |
| goto_if_error(r, "Error: Sign", error); |
| |
| TPMT_TK_VERIFIED *validation; |
| |
| r = Esys_VerifySignature( |
| esys_context, |
| primaryHandle_handle, |
| ESYS_TR_NONE, |
| ESYS_TR_NONE, |
| ESYS_TR_NONE, |
| &pcr_digest_zero, |
| signature, |
| &validation); |
| goto_if_error(r, "Error: Sign", error); |
| |
| r = Esys_FlushContext(esys_context, primaryHandle_handle); |
| goto_if_error(r, "Error: FlushContext", error); |
| |
| return 0; |
| |
| error: |
| return 1; |
| } |