| /* SPDX-License-Identifier: BSD-2 */ |
| /******************************************************************************* |
| * Copyright 2017-2018, Fraunhofer SIT sponsored by Infineon Technologies AG |
| * All rights reserved. |
| *******************************************************************************/ |
| |
| #include <stdlib.h> |
| |
| #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 policy commands related to |
| * signed authorization actions. |
| * Esys_PolicySigned, Esys_PolicyTicket, and Esys_PolicySecret. |
| */ |
| |
| int |
| test_invoke_esapi(ESYS_CONTEXT * esys_context) |
| { |
| TSS2_RC r; |
| |
| /* |
| * 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); |
| |
| /* |
| * 2. The policy expiration in 3600 seconds will be signed. |
| * Other possible restrictions policyRef, nonceTPM, and cpHashA |
| * will not be used. |
| */ |
| 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; |
| |
| /* Policy expiration -3600 (sha1sum 0xfffff1f0) will be signed */ |
| TPM2B_DIGEST signed_digest = { |
| .size = 20, |
| .buffer = { 0x9b, 0x8c, 0x05, 0x41, 0xb1, 0x56, 0x6e, 0xf3, 0xc6, 0xba, |
| 0xae, 0xc9, 0xe4, 0x77, 0x39, 0x88, 0x68, 0x18, 0x20, 0x18 } |
| }; |
| |
| r = Esys_Sign( |
| esys_context, |
| primaryHandle_handle, |
| ESYS_TR_PASSWORD, |
| ESYS_TR_NONE, |
| ESYS_TR_NONE, |
| &signed_digest, |
| &inScheme, |
| &hash_validation, |
| &signature); |
| goto_if_error(r, "Error: Sign", error); |
| |
| /* |
| * 3. A policy session will be created. Based on the signed policy the |
| * ticket policySignedTicket will be created. |
| * With this ticket the function Esys_PolicyTicket will be tested. |
| */ |
| ESYS_TR session; |
| TPMT_SYM_DEF symmetric = {.algorithm = TPM2_ALG_AES, |
| .keyBits = {.aes = 128}, |
| .mode = {.aes = TPM2_ALG_CFB} |
| }; |
| TPM2B_NONCE nonceCaller = { |
| .size = 20, |
| .buffer = {11, 12, 13, 14, 15, 16, 17, 18, 19, 11, |
| 21, 22, 23, 24, 25, 26, 27, 28, 29, 30} |
| }; |
| |
| r = Esys_StartAuthSession(esys_context, ESYS_TR_NONE, ESYS_TR_NONE, |
| ESYS_TR_NONE, ESYS_TR_NONE, ESYS_TR_NONE, |
| &nonceCaller, |
| TPM2_SE_POLICY, &symmetric, TPM2_ALG_SHA1, |
| &session); |
| goto_if_error(r, "Error: During initialization of policy trial session", error); |
| |
| TPM2B_NONCE policyRef = {0}; |
| TPM2B_NONCE nonceTPM = {0}; |
| TPM2B_DIGEST cpHashA = {0}; |
| INT32 expiration = -3600; |
| TPM2B_TIMEOUT *timeout; |
| TPMT_TK_AUTH *policySignedTicket; |
| |
| |
| r = Esys_PolicySigned( |
| esys_context, |
| primaryHandle_handle, |
| session, |
| ESYS_TR_NONE, |
| ESYS_TR_NONE, |
| ESYS_TR_NONE, |
| &nonceTPM, |
| &cpHashA, |
| &policyRef, |
| expiration, |
| signature, |
| &timeout, |
| &policySignedTicket); |
| goto_if_error(r, "Error: PolicySigned", error); |
| |
| r = Esys_FlushContext(esys_context, session); |
| goto_if_error(r, "Error: FlushContext", error); |
| |
| |
| |
| r = Esys_StartAuthSession(esys_context, ESYS_TR_NONE, ESYS_TR_NONE, |
| ESYS_TR_NONE, ESYS_TR_NONE, ESYS_TR_NONE, |
| &nonceCaller, |
| TPM2_SE_POLICY, &symmetric, TPM2_ALG_SHA1, |
| &session); |
| goto_if_error(r, "Error: During initialization of policy session", error); |
| |
| r = Esys_PolicyTicket( |
| esys_context, |
| session, |
| ESYS_TR_NONE, |
| ESYS_TR_NONE, |
| ESYS_TR_NONE, |
| timeout, |
| &cpHashA, |
| &policyRef, |
| nameKeySign, |
| policySignedTicket); |
| goto_if_error(r, "Error: PolicyTicket", error); |
| |
| r = Esys_FlushContext(esys_context, session); |
| goto_if_error(r, "Error: FlushContext", error); |
| |
| /* |
| * 3. A policy tial session will be created. With this trial policy the |
| * function Esys_PolicySecret will be tested. |
| */ |
| ESYS_TR sessionTrial; |
| TPMT_SYM_DEF symmetricTrial = {.algorithm = TPM2_ALG_AES, |
| .keyBits = {.aes = 128}, |
| .mode = {.aes = TPM2_ALG_CFB} |
| }; |
| TPM2B_NONCE nonceCallerTrial = { |
| .size = 20, |
| .buffer = {11, 12, 13, 14, 15, 16, 17, 18, 19, 11, |
| 21, 22, 23, 24, 25, 26, 27, 28, 29, 30} |
| }; |
| |
| r = Esys_StartAuthSession(esys_context, ESYS_TR_NONE, ESYS_TR_NONE, |
| ESYS_TR_NONE, ESYS_TR_NONE, ESYS_TR_NONE, |
| &nonceCallerTrial, |
| TPM2_SE_TRIAL, &symmetricTrial, TPM2_ALG_SHA1, |
| &sessionTrial); |
| goto_if_error(r, "Error: During initialization of policy trial session", error); |
| |
| TPMT_TK_AUTH *policySecretTicket; |
| |
| r = Esys_PolicySecret( |
| esys_context, |
| primaryHandle_handle, |
| sessionTrial, |
| ESYS_TR_PASSWORD, |
| ESYS_TR_NONE, |
| ESYS_TR_NONE, |
| &nonceTPM, |
| &cpHashA, |
| &policyRef, |
| expiration, |
| &timeout, |
| &policySecretTicket); |
| goto_if_error(r, "Error: PolicySecret", error); |
| |
| r = Esys_FlushContext(esys_context, sessionTrial); |
| goto_if_error(r, "Error: FlushContext", error); |
| |
| r = Esys_FlushContext(esys_context, primaryHandle_handle); |
| goto_if_error(r, "Error: FlushContext", error); |
| |
| return EXIT_SUCCESS; |
| |
| error: |
| return EXIT_FAILURE; |
| } |
