rpc_cmk.c

TCG软件栈 linux系统上使用 为可信应用软件提供和 TPM通信的 接口 其网站上有很多关于使用此软件的测试用例

	if (getData(TCSD_PACKET_TYPE_UINT32, 3, &migKeyAuthSize, 0, &data->comm))
		return TCSERR(TSS_E_INTERNAL_ERROR);

	migKeyAuth = malloc(migKeyAuthSize);
	if (migKeyAuth == NULL) {
		LogError("malloc of %u bytes failed.", migKeyAuthSize);
		return TCSERR(TSS_E_OUTOFMEMORY);
	}
	if (getData(TCSD_PACKET_TYPE_PBYTE, 4, migKeyAuth, migKeyAuthSize, &data->comm)) {
		free(migKeyAuth);
		return TCSERR(TSS_E_INTERNAL_ERROR);
	}

	if (getData(TCSD_PACKET_TYPE_DIGEST, 5, &pubSourceKeyDigest, 0, &data->comm)) {
		free(migKeyAuth);
		return TCSERR(TSS_E_INTERNAL_ERROR);
	}

	if (getData(TCSD_PACKET_TYPE_UINT32, 6, &msaListSize, 0, &data->comm)) {
		free(migKeyAuth);
		return TCSERR(TSS_E_INTERNAL_ERROR);
	}

	msaList = malloc(msaListSize);
	if (msaList == NULL) {
		LogError("malloc of %u bytes failed.", msaListSize);
		free(migKeyAuth);
		return TCSERR(TSS_E_OUTOFMEMORY);
	}
	if (getData(TCSD_PACKET_TYPE_PBYTE, 7, msaList, msaListSize, &data->comm)) {
		free(migKeyAuth);
		free(msaList);
		return TCSERR(TSS_E_INTERNAL_ERROR);
	}

	if (getData(TCSD_PACKET_TYPE_UINT32, 8, &restrictTicketSize, 0, &data->comm)) {
		free(migKeyAuth);
		free(msaList);
		return TCSERR(TSS_E_INTERNAL_ERROR);
	}

	restrictTicket = malloc(restrictTicketSize);
	if (restrictTicket == NULL) {
		LogError("malloc of %u bytes failed.", restrictTicketSize);
		free(migKeyAuth);
		free(msaList);
		return TCSERR(TSS_E_OUTOFMEMORY);
	}
	if (getData(TCSD_PACKET_TYPE_PBYTE, 9, restrictTicket, restrictTicketSize, &data->comm)) {
		free(migKeyAuth);
		free(msaList);
		free(restrictTicket);
		return TCSERR(TSS_E_INTERNAL_ERROR);
	}

	if (getData(TCSD_PACKET_TYPE_UINT32, 10, &sigTicketSize, 0, &data->comm)) {
		free(migKeyAuth);
		free(msaList);
		free(restrictTicket);
		return TCSERR(TSS_E_INTERNAL_ERROR);
	}

	sigTicket = malloc(sigTicketSize);
	if (sigTicket == NULL) {
		LogError("malloc of %u bytes failed.", sigTicketSize);
		free(migKeyAuth);
		free(msaList);
		free(restrictTicket);
		return TCSERR(TSS_E_OUTOFMEMORY);
	}
	if (getData(TCSD_PACKET_TYPE_PBYTE, 11, sigTicket, sigTicketSize, &data->comm)) {
		free(migKeyAuth);
		free(msaList);
		free(restrictTicket);
		free(sigTicket);
		return TCSERR(TSS_E_INTERNAL_ERROR);
	}

	if (getData(TCSD_PACKET_TYPE_UINT32, 12, &encDataSize, 0, &data->comm)) {
		free(migKeyAuth);
		free(msaList);
		free(restrictTicket);
		free(sigTicket);
		return TCSERR(TSS_E_INTERNAL_ERROR);
	}

	encData = malloc(encDataSize);
	if (encData == NULL) {
		LogError("malloc of %u bytes failed.", encDataSize);
		free(migKeyAuth);
		free(msaList);
		free(restrictTicket);
		free(sigTicket);
		return TCSERR(TSS_E_OUTOFMEMORY);
	}
	if (getData(TCSD_PACKET_TYPE_PBYTE, 13, encData, encDataSize, &data->comm)) {
		free(migKeyAuth);
		free(msaList);
		free(restrictTicket);
		free(sigTicket);
		free(encData);
		return TCSERR(TSS_E_INTERNAL_ERROR);
	}

	if (getData(TCSD_PACKET_TYPE_AUTH, 14, &parentAuth, 0, &data->comm)) {
		free(migKeyAuth);
		free(msaList);
		free(restrictTicket);
		free(sigTicket);
		free(encData);
		return TCSERR(TSS_E_INTERNAL_ERROR);
	}

	if (memcmp(&nullAuth, &parentAuth, sizeof(TPM_AUTH)))
		pAuth = &parentAuth;
	else
		pAuth = NULL;

	MUTEX_LOCK(tcsp_lock);

	result = TCSP_CMK_CreateBlob_Internal(hContext, hKey, migrationType, migKeyAuthSize,
			migKeyAuth, pubSourceKeyDigest, msaListSize, msaList, restrictTicketSize,
			restrictTicket, sigTicketSize, sigTicket, encDataSize, encData, pAuth,
			&randomSize, &random, &outDataSize, &outData);

	MUTEX_UNLOCK(tcsp_lock);
	free(migKeyAuth);
	free(msaList);
	free(restrictTicket);
	free(sigTicket);
	free(encData);

	if (result == TSS_SUCCESS) {
		i = 0;
		initData(&data->comm, 5);
		if (pAuth) {
			if (setData(TCSD_PACKET_TYPE_AUTH, i++, pAuth, 0, &data->comm)) {
				free(random);
				free(outData);
				return TCSERR(TSS_E_INTERNAL_ERROR);
			}
		}

		if (setData(TCSD_PACKET_TYPE_UINT32, i++, &randomSize, 0, &data->comm)) {
			free(random);
			free(outData);
			return TCSERR(TSS_E_INTERNAL_ERROR);
		}

		if (setData(TCSD_PACKET_TYPE_PBYTE, i++, random, randomSize, &data->comm)) {
			free(random);
			free(outData);
			return TCSERR(TSS_E_INTERNAL_ERROR);
		}
		free(random);

		if (setData(TCSD_PACKET_TYPE_UINT32, i++, &outDataSize, 0, &data->comm)) {
			free(outData);
			return TCSERR(TSS_E_INTERNAL_ERROR);
		}

		if (setData(TCSD_PACKET_TYPE_PBYTE, i++, outData, outDataSize, &data->comm)) {
			free(outData);
			return TCSERR(TSS_E_INTERNAL_ERROR);
		}
		free(outData);
	} else
		initData(&data->comm, 0);

	data->comm.hdr.u.result = result;

	return TSS_SUCCESS;
}

TSS_RESULT
tcs_wrap_CMK_ConvertMigration(struct tcsd_thread_data *data)
{
	TCS_CONTEXT_HANDLE hContext;
	TCS_KEY_HANDLE hKey;
	TPM_CMK_AUTH restrictTicket;
	TPM_HMAC sigTicket;
	UINT32 keyDataSize, msaListSize, randomSize;
	BYTE *keyData, *msaList, *random;
	TPM_AUTH parentAuth, nullAuth, *pAuth;
	UINT32 outDataSize;
	BYTE *outData;
	TSS_RESULT result;
	int i;

	memset(&parentAuth, 0, sizeof(TPM_AUTH));
	memset(&nullAuth, 0, sizeof(TPM_AUTH));

	if (getData(TCSD_PACKET_TYPE_UINT32, 0, &hContext, 0, &data->comm))
		return TCSERR(TSS_E_INTERNAL_ERROR);

	LogDebugFn("thread %zd context %x", THREAD_ID, hContext);

	if (getData(TCSD_PACKET_TYPE_UINT32, 1, &hKey, 0, &data->comm))
		return TCSERR(TSS_E_INTERNAL_ERROR);

	if (getData(TCSD_PACKET_TYPE_PBYTE, 2, &restrictTicket, sizeof(restrictTicket), &data->comm))
		return TCSERR(TSS_E_INTERNAL_ERROR);

	if (getData(TCSD_PACKET_TYPE_DIGEST, 3, &sigTicket, 0, &data->comm))
		return TCSERR(TSS_E_INTERNAL_ERROR);

	if (getData(TCSD_PACKET_TYPE_UINT32, 4, &keyDataSize, 0, &data->comm))
		return TCSERR(TSS_E_INTERNAL_ERROR);

	keyData = malloc(keyDataSize);
	if (keyData == NULL) {
		LogError("malloc of %u bytes failed.", keyDataSize);
		return TCSERR(TSS_E_OUTOFMEMORY);
	}
	if (getData(TCSD_PACKET_TYPE_PBYTE, 5, keyData, keyDataSize, &data->comm)) {
		free(keyData);
		return TCSERR(TSS_E_INTERNAL_ERROR);
	}

	if (getData(TCSD_PACKET_TYPE_UINT32, 6, &msaListSize, 0, &data->comm)) {
		free(keyData);
		return TCSERR(TSS_E_INTERNAL_ERROR);
	}

	msaList = malloc(msaListSize);
	if (msaList == NULL) {
		LogError("malloc of %u bytes failed.", msaListSize);
		free(keyData);
		return TCSERR(TSS_E_OUTOFMEMORY);
	}
	if (getData(TCSD_PACKET_TYPE_PBYTE, 7, msaList, msaListSize, &data->comm)) {
		free(keyData);
		free(msaList);
		return TCSERR(TSS_E_INTERNAL_ERROR);
	}

	if (getData(TCSD_PACKET_TYPE_UINT32, 8, &randomSize, 0, &data->comm)) {
		free(keyData);
		free(msaList);
		return TCSERR(TSS_E_INTERNAL_ERROR);
	}

	random = malloc(randomSize);
	if (random == NULL) {
		LogError("malloc of %u bytes failed.", randomSize);
		free(keyData);
		free(msaList);
		return TCSERR(TSS_E_OUTOFMEMORY);
	}
	if (getData(TCSD_PACKET_TYPE_PBYTE, 9, random, randomSize, &data->comm)) {
		free(keyData);
		free(msaList);
		free(random);
		return TCSERR(TSS_E_INTERNAL_ERROR);
	}

	if (getData(TCSD_PACKET_TYPE_AUTH, 10, &parentAuth, 0, &data->comm)) {
		free(keyData);
		free(msaList);
		free(random);
		return TCSERR(TSS_E_INTERNAL_ERROR);
	}

	if (memcmp(&nullAuth, &parentAuth, sizeof(TPM_AUTH)))
		pAuth = &parentAuth;
	else
		pAuth = NULL;

	MUTEX_LOCK(tcsp_lock);

	result = TCSP_CMK_ConvertMigration_Internal(hContext, hKey, restrictTicket, sigTicket,
			keyDataSize, keyData, msaListSize, msaList, randomSize, random,
			pAuth, &outDataSize, &outData);

	MUTEX_UNLOCK(tcsp_lock);
	free(keyData);
	free(msaList);
	free(random);

	if (result == TSS_SUCCESS) {
		i = 0;
		initData(&data->comm, 3);
		if (pAuth) {
			if (setData(TCSD_PACKET_TYPE_AUTH, i++, pAuth, 0, &data->comm)) {
				free(outData);
				return TCSERR(TSS_E_INTERNAL_ERROR);
			}
		}

		if (setData(TCSD_PACKET_TYPE_UINT32, i++, &outDataSize, 0, &data->comm)) {
			free(outData);
			return TCSERR(TSS_E_INTERNAL_ERROR);
		}

		if (setData(TCSD_PACKET_TYPE_PBYTE, i++, outData, outDataSize, &data->comm)) {
			free(outData);
			return TCSERR(TSS_E_INTERNAL_ERROR);
		}
		free(outData);
	} else
		initData(&data->comm, 0);

	data->comm.hdr.u.result = result;

	return TSS_SUCCESS;
}