rpc_counter.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

/*
 * Licensed Materials - Property of IBM
 *
 * trousers - An open source TCG Software Stack
 *
 * (C) Copyright International Business Machines Corp. 2004-2007
 *
 */

#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <assert.h>

#include "trousers/tss.h"
#include "trousers/trousers.h"
#include "trousers_types.h"
#include "spi_utils.h"
#include "capabilities.h"
#include "tsplog.h"
#include "hosttable.h"
#include "tcsd_wrap.h"
#include "obj.h"
#include "rpc_tcstp_tsp.h"


TSS_RESULT
RPC_ReadCounter_TP(struct host_table_entry* hte,
		    TSS_COUNTER_ID           idCounter,		/* in */
		    TPM_COUNTER_VALUE*       counterValue)	/* out */
{
	TSS_RESULT result;

	initData(&hte->comm, 2);
	hte->comm.hdr.u.ordinal = TCSD_ORD_READCOUNTER;
	LogDebugFn("IN: TCS Context: 0x%x", hte->tcsContext);

	if (setData(TCSD_PACKET_TYPE_UINT32, 0, &hte->tcsContext, 0, &hte->comm))
		return TSPERR(TSS_E_INTERNAL_ERROR);
	if (setData(TCSD_PACKET_TYPE_UINT32, 1, &idCounter, 0, &hte->comm))
		return TSPERR(TSS_E_INTERNAL_ERROR);

	result = sendTCSDPacket(hte);

	if (result == TSS_SUCCESS)
		result = hte->comm.hdr.u.result;

	if (result == TSS_SUCCESS) {
		if (getData(TCSD_PACKET_TYPE_COUNTER_VALUE, 0, counterValue, 0, &hte->comm))
			result = TSPERR(TSS_E_INTERNAL_ERROR);
	}

	return result;
}

TSS_RESULT
RPC_CreateCounter_TP(struct host_table_entry* hte,
		      UINT32                   LabelSize,	/* in (=4) */
		      BYTE*                    pLabel,		/* in */
		      TPM_ENCAUTH              CounterAuth,	/* in */
		      TPM_AUTH*                pOwnerAuth,	/* in, out */
		      TSS_COUNTER_ID*          idCounter,	/* out */
		      TPM_COUNTER_VALUE*       counterValue)	/* out */
{
	TSS_RESULT result;

	initData(&hte->comm, 5);
	hte->comm.hdr.u.ordinal = TCSD_ORD_CREATECOUNTER;
	LogDebugFn("IN: TCS Context: 0x%x", hte->tcsContext);

	if (setData(TCSD_PACKET_TYPE_UINT32, 0, &hte->tcsContext, 0, &hte->comm))
		return TSPERR(TSS_E_INTERNAL_ERROR);
	if (setData(TCSD_PACKET_TYPE_UINT32, 1, &LabelSize, 0, &hte->comm))
		return TSPERR(TSS_E_INTERNAL_ERROR);
	if (setData(TCSD_PACKET_TYPE_PBYTE, 2, &pLabel, LabelSize, &hte->comm))
		return TSPERR(TSS_E_INTERNAL_ERROR);
	if (setData(TCSD_PACKET_TYPE_ENCAUTH, 3, &CounterAuth, 0, &hte->comm))
		return TSPERR(TSS_E_INTERNAL_ERROR);
	if (setData(TCSD_PACKET_TYPE_AUTH, 4, pOwnerAuth, 0, &hte->comm))
		return TSPERR(TSS_E_INTERNAL_ERROR);

	result = sendTCSDPacket(hte);

	if (result == TSS_SUCCESS)
		result = hte->comm.hdr.u.result;

	if (result == TSS_SUCCESS) {
		if (getData(TCSD_PACKET_TYPE_AUTH, 0, pOwnerAuth, 0, &hte->comm)) {
			result = TSPERR(TSS_E_INTERNAL_ERROR);
			goto done;
		}
		if (getData(TCSD_PACKET_TYPE_UINT32, 1, idCounter, 0, &hte->comm)) {
			result = TSPERR(TSS_E_INTERNAL_ERROR);
			goto done;
		}
		if (getData(TCSD_PACKET_TYPE_COUNTER_VALUE, 2, counterValue, 0, &hte->comm)) {
			result = TSPERR(TSS_E_INTERNAL_ERROR);
			goto done;
		}
	}
done:
	return result;
}

TSS_RESULT
RPC_IncrementCounter_TP(struct host_table_entry* hte,
			 TSS_COUNTER_ID           idCounter,	/* in */
			 TPM_AUTH*                pCounterAuth,	/* in, out */
			 TPM_COUNTER_VALUE*       counterValue)	/* out */
{
	TSS_RESULT result;

	initData(&hte->comm, 3);
	hte->comm.hdr.u.ordinal = TCSD_ORD_INCREMENTCOUNTER;
	LogDebugFn("IN: TCS Context: 0x%x", hte->tcsContext);

	if (setData(TCSD_PACKET_TYPE_UINT32, 0, &hte->tcsContext, 0, &hte->comm))
		return TSPERR(TSS_E_INTERNAL_ERROR);
	if (setData(TCSD_PACKET_TYPE_UINT32, 1, &idCounter, 0, &hte->comm))
		return TSPERR(TSS_E_INTERNAL_ERROR);
	if (setData(TCSD_PACKET_TYPE_AUTH, 2, pCounterAuth, 0, &hte->comm))
		return TSPERR(TSS_E_INTERNAL_ERROR);

	result = sendTCSDPacket(hte);

	if (result == TSS_SUCCESS)
		result = hte->comm.hdr.u.result;

	if (result == TSS_SUCCESS) {
		if (getData(TCSD_PACKET_TYPE_AUTH, 0, pCounterAuth, 0, &hte->comm)) {
			result = TSPERR(TSS_E_INTERNAL_ERROR);
			goto done;
		}
		if (getData(TCSD_PACKET_TYPE_COUNTER_VALUE, 1, counterValue, 0, &hte->comm)) {
			result = TSPERR(TSS_E_INTERNAL_ERROR);
			goto done;
		}
	}
done:
	return result;
}

TSS_RESULT
RPC_ReleaseCounter_TP(struct host_table_entry* hte,
		       TSS_COUNTER_ID           idCounter,	/* in */
		       TPM_AUTH*                pCounterAuth)	/* in, out */
{
	TSS_RESULT result;

	initData(&hte->comm, 3);
	hte->comm.hdr.u.ordinal = TCSD_ORD_RELEASECOUNTER;
	LogDebugFn("IN: TCS Context: 0x%x", hte->tcsContext);

	if (setData(TCSD_PACKET_TYPE_UINT32, 0, &hte->tcsContext, 0, &hte->comm))
		return TSPERR(TSS_E_INTERNAL_ERROR);
	if (setData(TCSD_PACKET_TYPE_UINT32, 1, &idCounter, 0, &hte->comm))
		return TSPERR(TSS_E_INTERNAL_ERROR);
	if (setData(TCSD_PACKET_TYPE_AUTH, 2, pCounterAuth, 0, &hte->comm))
		return TSPERR(TSS_E_INTERNAL_ERROR);

	result = sendTCSDPacket(hte);

	if (result == TSS_SUCCESS)
		result = hte->comm.hdr.u.result;

	if (result == TSS_SUCCESS) {
		if (getData(TCSD_PACKET_TYPE_AUTH, 0, pCounterAuth, 0, &hte->comm))
			result = TSPERR(TSS_E_INTERNAL_ERROR);
	}

	return result;
}

TSS_RESULT
RPC_ReleaseCounterOwner_TP(struct host_table_entry* hte,
			    TSS_COUNTER_ID           idCounter,		/* in */
			    TPM_AUTH*                pOwnerAuth)	/* in, out */
{
	TSS_RESULT result;

	initData(&hte->comm, 3);
	hte->comm.hdr.u.ordinal = TCSD_ORD_RELEASECOUNTEROWNER;
	LogDebugFn("IN: TCS Context: 0x%x", hte->tcsContext);

	if (setData(TCSD_PACKET_TYPE_UINT32, 0, &hte->tcsContext, 0, &hte->comm))
		return TSPERR(TSS_E_INTERNAL_ERROR);
	if (setData(TCSD_PACKET_TYPE_UINT32, 1, &idCounter, 0, &hte->comm))
		return TSPERR(TSS_E_INTERNAL_ERROR);
	if (setData(TCSD_PACKET_TYPE_AUTH, 2, pOwnerAuth, 0, &hte->comm))
		return TSPERR(TSS_E_INTERNAL_ERROR);

	result = sendTCSDPacket(hte);

	if (result == TSS_SUCCESS)
		result = hte->comm.hdr.u.result;

	if (result == TSS_SUCCESS) {
		if (getData(TCSD_PACKET_TYPE_AUTH, 0, pOwnerAuth, 0, &hte->comm))
			result = TSPERR(TSS_E_INTERNAL_ERROR);
	}

	return result;
}