You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
239 lines
7.5 KiB
239 lines
7.5 KiB
/* SPDX-License-Identifier: BSD-2-Clause */
|
|
/*******************************************************************************
|
|
* Copyright 2017-2018, Fraunhofer SIT sponsored by Infineon Technologies AG
|
|
* All rights reserved.
|
|
*******************************************************************************/
|
|
|
|
#ifdef HAVE_CONFIG_H
|
|
#include <config.h>
|
|
#endif
|
|
|
|
#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"
|
|
|
|
#define FLUSH true
|
|
#define NOT_FLUSH false
|
|
|
|
/*
|
|
* Function to compare policy digest with expected digest.
|
|
* The digest is computed with Esys_PolicyGetDigest.
|
|
*/
|
|
bool
|
|
cmp_policy_digest(ESYS_CONTEXT * esys_context,
|
|
ESYS_TR * session,
|
|
TPM2B_DIGEST * expected_digest,
|
|
char *comment, bool flush_session)
|
|
{
|
|
|
|
TSS2_RC r;
|
|
TPM2B_DIGEST *policyDigest;
|
|
|
|
r = Esys_PolicyGetDigest(esys_context,
|
|
*session,
|
|
ESYS_TR_NONE,
|
|
ESYS_TR_NONE, ESYS_TR_NONE, &policyDigest);
|
|
goto_if_error(r, "Error: PolicyGetDigest", error);
|
|
|
|
LOGBLOB_DEBUG(&policyDigest->buffer[0], policyDigest->size,
|
|
"POLICY DIGEST");
|
|
|
|
if (policyDigest->size != 20
|
|
|| memcmp(&policyDigest->buffer[0], &expected_digest->buffer[0],
|
|
policyDigest->size)) {
|
|
free(policyDigest);
|
|
LOG_ERROR("Error: Policy%s digest did not match expected policy.",
|
|
comment);
|
|
return false;
|
|
}
|
|
free(policyDigest);
|
|
if (flush_session) {
|
|
r = Esys_FlushContext(esys_context, *session);
|
|
goto_if_error(r, "Error: PolicyGetDigest", error);
|
|
*session = ESYS_TR_NONE;
|
|
}
|
|
|
|
return true;
|
|
|
|
error:
|
|
return false;
|
|
}
|
|
|
|
/** This test is intended to test the ESAPI policy commands, not tested
|
|
* in other test cases.
|
|
* When possoble the commands are tested with a
|
|
* trial session and the policy digest is compared with the expected digest.
|
|
*
|
|
* Tested ESAPI commands:
|
|
* - Esys_FlushContext() (M)
|
|
* - Esys_NV_DefineSpace() (M)
|
|
* - Esys_PolicyAuthorizeNV() (F)
|
|
* - Esys_PolicyNV() (M)
|
|
*
|
|
* @param[in,out] esys_context The ESYS_CONTEXT.
|
|
* @retval EXIT_FAILURE
|
|
* @retval EXIT_SKIP
|
|
* @retval EXIT_SUCCESS
|
|
*/
|
|
int
|
|
test_esys_policy_authorize_nv_opt(ESYS_CONTEXT * esys_context)
|
|
{
|
|
TSS2_RC r;
|
|
int failure_return = EXIT_FAILURE;
|
|
ESYS_TR nvHandle = ESYS_TR_NONE;
|
|
|
|
/* Dummy parameters for trial sessoin */
|
|
ESYS_TR sessionTrial = ESYS_TR_NONE;
|
|
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}
|
|
};
|
|
|
|
/* Create valid NV handle */
|
|
TPM2B_AUTH auth = {.size = 20,
|
|
.buffer = {10, 11, 12, 13, 14, 15, 16, 17, 18, 19,
|
|
20, 21, 22, 23, 24, 25, 26, 27, 28, 29}
|
|
};
|
|
|
|
TPM2B_NV_PUBLIC publicInfo = {
|
|
.size = 0,
|
|
.nvPublic = {
|
|
.nvIndex = TPM2_NV_INDEX_FIRST,
|
|
.nameAlg = TPM2_ALG_SHA1,
|
|
.attributes = (TPMA_NV_OWNERWRITE |
|
|
TPMA_NV_AUTHWRITE |
|
|
TPMA_NV_WRITE_STCLEAR |
|
|
TPMA_NV_READ_STCLEAR |
|
|
TPMA_NV_AUTHREAD | TPMA_NV_OWNERREAD),
|
|
.authPolicy = {
|
|
.size = 0,
|
|
.buffer = {}
|
|
,
|
|
}
|
|
,
|
|
.dataSize = 32,
|
|
}
|
|
};
|
|
|
|
r = Esys_NV_DefineSpace(esys_context,
|
|
ESYS_TR_RH_OWNER,
|
|
ESYS_TR_PASSWORD,
|
|
ESYS_TR_NONE,
|
|
ESYS_TR_NONE, &auth, &publicInfo, &nvHandle);
|
|
|
|
goto_if_error(r, "Error esys define nv space", error);
|
|
|
|
/*
|
|
* Test PolicyNV
|
|
*/
|
|
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);
|
|
|
|
UINT16 offset = 0;
|
|
TPM2_EO operation = TPM2_EO_EQ;
|
|
TPM2B_OPERAND operandB = {
|
|
.size = 8,
|
|
.buffer = {0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x08, 0x09}
|
|
};
|
|
|
|
r = Esys_PolicyNV(esys_context,
|
|
ESYS_TR_RH_OWNER,
|
|
nvHandle,
|
|
sessionTrial,
|
|
ESYS_TR_PASSWORD,
|
|
ESYS_TR_NONE, ESYS_TR_NONE, &operandB, offset, operation);
|
|
goto_if_error(r, "Error: PolicyNV", error);
|
|
|
|
TPM2B_DIGEST expectedPolicyNV = {
|
|
.size = 20,
|
|
.buffer = {0x09, 0x92, 0x96, 0x4c, 0x18, 0x4c, 0x29, 0xde, 0x53, 0x52,
|
|
0xc0, 0x20, 0x86, 0x81, 0xca, 0xe9, 0x94, 0x23, 0x09, 0x24}
|
|
};
|
|
|
|
if (!cmp_policy_digest(esys_context, &sessionTrial, &expectedPolicyNV,
|
|
"NV", NOT_FLUSH))
|
|
goto error;
|
|
|
|
/*
|
|
* Test PolicyAuthorizeNV
|
|
*/
|
|
r = Esys_PolicyAuthorizeNV(esys_context,
|
|
ESYS_TR_RH_OWNER,
|
|
nvHandle,
|
|
sessionTrial,
|
|
ESYS_TR_PASSWORD,
|
|
ESYS_TR_NONE, ESYS_TR_NONE);
|
|
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_PolicyAuthorizeNV not supported by TPM.");
|
|
failure_return = EXIT_SKIP;
|
|
goto error;
|
|
} else {
|
|
goto_if_error(r, "Error: PolicyAuthorizeNV", error);
|
|
}
|
|
|
|
/*
|
|
* Space not needed for further tests.
|
|
*/
|
|
|
|
r = Esys_NV_UndefineSpace(esys_context,
|
|
ESYS_TR_RH_OWNER,
|
|
nvHandle,
|
|
ESYS_TR_PASSWORD,
|
|
ESYS_TR_NONE,
|
|
ESYS_TR_NONE
|
|
);
|
|
goto_if_error(r, "Error: NV_UndefineSpace", error);
|
|
nvHandle = ESYS_TR_NONE;
|
|
|
|
r = Esys_FlushContext(esys_context, sessionTrial);
|
|
goto_if_error(r, "Error: FlushContext", error);
|
|
sessionTrial = ESYS_TR_NONE;
|
|
|
|
return EXIT_SUCCESS;
|
|
|
|
error:
|
|
|
|
if (sessionTrial != ESYS_TR_NONE) {
|
|
if (Esys_FlushContext(esys_context, sessionTrial) != TSS2_RC_SUCCESS) {
|
|
LOG_ERROR("Cleanup sessionTrial failed.");
|
|
}
|
|
}
|
|
|
|
if (nvHandle != ESYS_TR_NONE) {
|
|
if (Esys_NV_UndefineSpace(esys_context,
|
|
ESYS_TR_RH_OWNER,
|
|
nvHandle,
|
|
ESYS_TR_PASSWORD,
|
|
ESYS_TR_NONE,
|
|
ESYS_TR_NONE) != TSS2_RC_SUCCESS) {
|
|
LOG_ERROR("Cleanup nvHandle failed.");
|
|
}
|
|
}
|
|
|
|
return failure_return;
|
|
}
|
|
|
|
int
|
|
test_invoke_esapi(ESYS_CONTEXT * esys_context) {
|
|
return test_esys_policy_authorize_nv_opt(esys_context);
|
|
}
|