| /* 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" |
| #include "test-esapi.h" |
| #define LOGMODULE test |
| #include "util/log.h" |
| #include "util/aux_util.h" |
| |
| /** This test is intended to test the ESAPI policy commands related to |
| * signed authorization actions. |
| * |
| * Esys_PolicySigned, Esys_PolicyTicket, and Esys_PolicySecret. |
| * |
| * Tested ESAPI commands: |
| * - Esys_CreatePrimary() (M) |
| * - Esys_FlushContext() (M) |
| * - Esys_HashSequenceStart() (M) |
| * - Esys_PolicySecret() (M) |
| * - Esys_PolicySigned() (M) |
| * - Esys_PolicyTicket() (O) |
| * - Esys_ReadPublic() (M) |
| * - Esys_SequenceComplete() (M) |
| * - Esys_SequenceUpdate() (M) |
| * - Esys_Sign() (M) |
| * - Esys_StartAuthSession() (M) |
| * |
| * @param[in,out] esys_context The ESYS_CONTEXT. |
| * @retval EXIT_FAILURE |
| * @retval EXIT_SUCCESS |
| */ |
| |
| int |
| test_esys_policy_ticket(ESYS_CONTEXT * esys_context) |
| { |
| TSS2_RC r; |
| ESYS_TR primaryHandle = ESYS_TR_NONE; |
| ESYS_TR session = ESYS_TR_NONE; |
| ESYS_TR sessionTrial = ESYS_TR_NONE; |
| int failure_return = EXIT_FAILURE; |
| |
| /* |
| * 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 = 0, |
| }, |
| .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); |
| |
| 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, |
| &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, |
| ESYS_TR_NONE, |
| ESYS_TR_NONE, |
| ESYS_TR_NONE, |
| &outPublic, |
| &nameKeySign, |
| &keyQualifiedName); |
| goto_if_error(r, "Error: ReadPublic", error); |
| |
| /* |
| * 2. 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. |
| */ |
| TPM2B_DIGEST *signed_digest; |
| INT32 expiration = -(10*365*24*60*60); /* Expiration ten years */ |
| |
| TPM2B_DIGEST expiration2b; |
| 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} |
| }; |
| |
| size_t offset = 0; |
| |
| r = Tss2_MU_INT32_Marshal(expiration, &expiration2b.buffer[0], |
| 4, &offset); |
| goto_if_error(r, "Marshaling name", error); |
| expiration2b.size = offset; |
| |
| 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; |
| TPM2B_DIGEST cpHashA = {0}; |
| TPM2B_TIMEOUT *timeout; |
| TPMT_TK_AUTH *policySignedTicket; |
| |
| r = Esys_TRSess_GetNonceTPM(esys_context, session, &nonceTPM); |
| goto_if_error(r, "Error: During initialization of policy trial session", error); |
| |
| /* Compute hash from nonceTPM||expiration */ |
| |
| TPMI_ALG_HASH hashAlg = TPM2_ALG_SHA1; |
| ESYS_TR sequenceHandle_handle; |
| TPM2B_AUTH auth = {0}; |
| |
| r = Esys_HashSequenceStart(esys_context, |
| ESYS_TR_NONE, |
| ESYS_TR_NONE, |
| ESYS_TR_NONE, |
| &auth, |
| hashAlg, |
| &sequenceHandle_handle |
| ); |
| goto_if_error(r, "Error: HashSequenceStart", error); |
| |
| r = Esys_TR_SetAuth(esys_context, sequenceHandle_handle, &auth); |
| goto_if_error(r, "Error esys TR_SetAuth ", error); |
| |
| r = Esys_SequenceUpdate(esys_context, |
| sequenceHandle_handle, |
| ESYS_TR_PASSWORD, |
| ESYS_TR_NONE, |
| ESYS_TR_NONE, |
| (const TPM2B_MAX_BUFFER *)nonceTPM |
| ); |
| goto_if_error(r, "Error: SequenceUpdate", error); |
| |
| TPMT_TK_HASHCHECK *validation; |
| |
| r = Esys_SequenceComplete(esys_context, |
| sequenceHandle_handle, |
| ESYS_TR_PASSWORD, |
| ESYS_TR_NONE, |
| ESYS_TR_NONE, |
| (const TPM2B_MAX_BUFFER *)&expiration2b, |
| TPM2_RH_OWNER, |
| &signed_digest, |
| &validation |
| ); |
| goto_if_error(r, "Error: SequenceComplete", 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; |
| |
| /* Policy expiration of ten years will be signed */ |
| |
| r = Esys_Sign( |
| esys_context, |
| primaryHandle, |
| ESYS_TR_PASSWORD, |
| ESYS_TR_NONE, |
| ESYS_TR_NONE, |
| signed_digest, |
| &inScheme, |
| &hash_validation, |
| &signature); |
| goto_if_error(r, "Error: Sign", error); |
| |
| r = Esys_PolicySigned( |
| esys_context, |
| primaryHandle, |
| 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); |
| |
| session = ESYS_TR_NONE; |
| |
| 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); |
| |
| if ((r == TPM2_RC_COMMAND_CODE) || |
| (r == (TPM2_RC_COMMAND_CODE | TSS2_RESMGR_RC_LAYER)) || |
| (r == (TPM2_RC_COMMAND_CODE | TSS2_RESMGR_TPM_RC_LAYER))) { |
| LOG_WARNING("Command TPM2_PolicyTicket not supported by TPM all other tests PASSED."); |
| r = Esys_FlushContext(esys_context, session); |
| goto_if_error(r, "Error: FlushContext", error); |
| } else { |
| goto_if_error(r, "Error: PolicyTicket", error); |
| |
| r = Esys_FlushContext(esys_context, session); |
| goto_if_error(r, "Error: FlushContext", error); |
| |
| session = ESYS_TR_NONE; |
| } |
| |
| /* |
| * 3. A policy tial session will be created. With this trial policy the |
| * function Esys_PolicySecret will be tested. |
| */ |
| |
| 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, |
| 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); |
| |
| sessionTrial = ESYS_TR_NONE; |
| |
| r = Esys_FlushContext(esys_context, primaryHandle); |
| goto_if_error(r, "Error: FlushContext", error); |
| |
| return EXIT_SUCCESS; |
| |
| error: |
| |
| if (session != ESYS_TR_NONE) { |
| if (Esys_FlushContext(esys_context, session) != TSS2_RC_SUCCESS) { |
| LOG_ERROR("Cleanup session failed."); |
| } |
| } |
| |
| if (sessionTrial != ESYS_TR_NONE) { |
| if (Esys_FlushContext(esys_context, sessionTrial) != TSS2_RC_SUCCESS) { |
| LOG_ERROR("Cleanup sessionTrial failed."); |
| } |
| } |
| |
| if (primaryHandle != ESYS_TR_NONE) { |
| if (Esys_FlushContext(esys_context, primaryHandle) != TSS2_RC_SUCCESS) { |
| LOG_ERROR("Cleanup primaryHandle failed."); |
| } |
| } |
| |
| return failure_return; |
| } |
| |
| int |
| test_invoke_esapi(ESYS_CONTEXT * esys_context) { |
| return test_esys_policy_ticket(esys_context); |
| } |