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.
353 lines
8.4 KiB
353 lines
8.4 KiB
/* Copyright (c) 2013 The Chromium OS Authors. All rights reserved.
|
|
* Use of this source code is governed by a BSD-style license that can be
|
|
* found in the LICENSE file.
|
|
*
|
|
* Tests for TPM lite library
|
|
*/
|
|
|
|
#include <stdint.h>
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
|
|
#include <tss/tcs.h>
|
|
/* Don't use the vboot constants, since they conflict with the TCS lib */
|
|
#define VBOOT_REFERENCE_TSS_CONSTANTS_H_
|
|
|
|
#include "host_common.h"
|
|
#include "test_common.h"
|
|
#include "tlcl.h"
|
|
#include "tlcl_internal.h"
|
|
#include "vboot_common.h"
|
|
|
|
/* Mock data */
|
|
static char debug_info[4096];
|
|
static VbError_t mock_retval;
|
|
|
|
/* Call to mocked VbExTpmSendReceive() */
|
|
struct srcall
|
|
{
|
|
const uint8_t *req; /* Request */
|
|
uint8_t *rsp; /* Response */
|
|
uint8_t rsp_buf[32]; /* Default response buffer, if not overridden */
|
|
int req_size; /* Request size */
|
|
uint32_t req_cmd; /* Request command code */
|
|
int rsp_size; /* Response size */
|
|
VbError_t retval; /* Value to return */
|
|
};
|
|
|
|
#define MAXCALLS 8
|
|
static struct srcall calls[MAXCALLS];
|
|
static int ncalls;
|
|
|
|
/**
|
|
* Reset mock data (for use before each test)
|
|
*/
|
|
static void ResetMocks(void)
|
|
{
|
|
int i;
|
|
|
|
*debug_info = 0;
|
|
mock_retval = VBERROR_SUCCESS;
|
|
|
|
memset(calls, 0, sizeof(calls));
|
|
for (i = 0; i < MAXCALLS; i++)
|
|
calls[i].rsp = calls[i].rsp_buf;
|
|
ncalls = 0;
|
|
}
|
|
|
|
/**
|
|
* Set response code and length for call <call_idx>.
|
|
*/
|
|
static void SetResponse(int call_idx, uint32_t response_code, int rsp_size)
|
|
{
|
|
struct srcall *c = calls + call_idx;
|
|
|
|
c->rsp_size = rsp_size;
|
|
ToTpmUint32(c->rsp_buf + 6, response_code);
|
|
}
|
|
|
|
/* Mocks */
|
|
|
|
VbError_t VbExTpmInit(void)
|
|
{
|
|
return mock_retval;
|
|
}
|
|
|
|
|
|
VbError_t VbExTpmClose(void)
|
|
{
|
|
return mock_retval;
|
|
}
|
|
|
|
VbError_t VbExTpmSendReceive(const uint8_t *request, uint32_t request_length,
|
|
uint8_t *response, uint32_t *response_length)
|
|
{
|
|
struct srcall *c = calls + ncalls++;
|
|
|
|
c->req = request;
|
|
c->req_size = request_length;
|
|
|
|
/* Parse out the command code */
|
|
FromTpmUint32(request + 6, &c->req_cmd);
|
|
|
|
// KLUDGE - remove
|
|
printf("TSR [%d] 0x%x\n", ncalls-1, c->req_cmd);
|
|
|
|
memset(response, 0, *response_length);
|
|
if (c->rsp_size)
|
|
memcpy(response, c->rsp, c->rsp_size);
|
|
*response_length = c->rsp_size;
|
|
|
|
return c->retval;
|
|
}
|
|
|
|
/**
|
|
* Test assorted tlcl functions
|
|
*/
|
|
static void TlclTest(void)
|
|
{
|
|
uint8_t buf[32], buf2[32];
|
|
|
|
ResetMocks();
|
|
TEST_EQ(TlclLibInit(), VBERROR_SUCCESS, "Init");
|
|
|
|
ResetMocks();
|
|
mock_retval = VBERROR_SIMULATED;
|
|
TEST_EQ(TlclLibInit(), mock_retval, "Init bad");
|
|
|
|
ResetMocks();
|
|
TEST_EQ(TlclLibClose(), VBERROR_SUCCESS, "Close");
|
|
|
|
ResetMocks();
|
|
mock_retval = VBERROR_SIMULATED;
|
|
TEST_EQ(TlclLibClose(), mock_retval, "Close bad");
|
|
|
|
ResetMocks();
|
|
ToTpmUint32(buf + 2, 123);
|
|
TEST_EQ(TlclPacketSize(buf), 123, "TlclPacketSize");
|
|
|
|
ResetMocks();
|
|
ToTpmUint32(buf + 2, 10);
|
|
TEST_EQ(TlclSendReceive(buf, buf2, sizeof(buf2)), 0, "SendReceive");
|
|
TEST_PTR_EQ(calls[0].req, buf, "SendReceive req ptr");
|
|
TEST_EQ(calls[0].req_size, 10, "SendReceive size");
|
|
|
|
ResetMocks();
|
|
calls[0].retval = VBERROR_SIMULATED;
|
|
ToTpmUint32(buf + 2, 10);
|
|
TEST_EQ(TlclSendReceive(buf, buf2, sizeof(buf2)), VBERROR_SIMULATED,
|
|
"SendReceive fail");
|
|
|
|
ResetMocks();
|
|
SetResponse(0, 123, 10);
|
|
ToTpmUint32(buf + 2, 10);
|
|
TEST_EQ(TlclSendReceive(buf, buf2, sizeof(buf2)), 123,
|
|
"SendReceive error response");
|
|
|
|
// TODO: continue self test (if needed or doing)
|
|
// TODO: then retry doing self test
|
|
|
|
}
|
|
|
|
|
|
/**
|
|
* Test send-command functions
|
|
*/
|
|
static void SendCommandTest(void)
|
|
{
|
|
ResetMocks();
|
|
TEST_EQ(TlclStartup(), 0, "SaveState");
|
|
TEST_EQ(calls[0].req_cmd, TPM_ORD_Startup, " cmd");
|
|
|
|
ResetMocks();
|
|
TEST_EQ(TlclSaveState(), 0, "SaveState");
|
|
TEST_EQ(calls[0].req_cmd, TPM_ORD_SaveState, " cmd");
|
|
|
|
ResetMocks();
|
|
TEST_EQ(TlclResume(), 0, "Resume");
|
|
TEST_EQ(calls[0].req_cmd, TPM_ORD_Startup, " cmd");
|
|
|
|
ResetMocks();
|
|
TEST_EQ(TlclSelfTestFull(), 0, "SelfTestFull");
|
|
TEST_EQ(calls[0].req_cmd, TPM_ORD_SelfTestFull, " cmd");
|
|
|
|
ResetMocks();
|
|
TEST_EQ(TlclContinueSelfTest(), 0, "ContinueSelfTest");
|
|
TEST_EQ(calls[0].req_cmd, TPM_ORD_ContinueSelfTest, " cmd");
|
|
|
|
ResetMocks();
|
|
TEST_EQ(TlclAssertPhysicalPresence(), 0,
|
|
"AssertPhysicalPresence");
|
|
TEST_EQ(calls[0].req_cmd, TSC_ORD_PhysicalPresence, " cmd");
|
|
|
|
ResetMocks();
|
|
TEST_EQ(TlclPhysicalPresenceCMDEnable(), 0,
|
|
"PhysicalPresenceCMDEnable");
|
|
TEST_EQ(calls[0].req_cmd, TSC_ORD_PhysicalPresence, " cmd");
|
|
|
|
ResetMocks();
|
|
TEST_EQ(TlclFinalizePhysicalPresence(), 0,
|
|
"FinalizePhysicalPresence");
|
|
TEST_EQ(calls[0].req_cmd, TSC_ORD_PhysicalPresence, " cmd");
|
|
|
|
ResetMocks();
|
|
TEST_EQ(TlclAssertPhysicalPresenceResult(), 0,
|
|
"AssertPhysicalPresenceResult");
|
|
TEST_EQ(calls[0].req_cmd, TSC_ORD_PhysicalPresence, " cmd");
|
|
|
|
ResetMocks();
|
|
TEST_EQ(TlclLockPhysicalPresence(), 0,
|
|
"LockPhysicalPresence");
|
|
TEST_EQ(calls[0].req_cmd, TSC_ORD_PhysicalPresence, " cmd");
|
|
|
|
ResetMocks();
|
|
TEST_EQ(TlclIsOwned(), 0, "IsOwned");
|
|
TEST_EQ(calls[0].req_cmd, TPM_ORD_ReadPubek, " cmd");
|
|
ResetMocks();
|
|
calls[0].retval = VBERROR_SIMULATED;
|
|
TEST_NEQ(TlclIsOwned(), 0, "IsOwned");
|
|
|
|
ResetMocks();
|
|
TEST_EQ(TlclForceClear(), 0, "ForceClear");
|
|
TEST_EQ(calls[0].req_cmd, TPM_ORD_ForceClear, " cmd");
|
|
|
|
ResetMocks();
|
|
TEST_EQ(TlclSetEnable(), 0, "SetEnable");
|
|
TEST_EQ(calls[0].req_cmd, TPM_ORD_PhysicalEnable, " cmd");
|
|
|
|
ResetMocks();
|
|
TEST_EQ(TlclClearEnable(), 0, "ClearEnable");
|
|
TEST_EQ(calls[0].req_cmd, TPM_ORD_PhysicalDisable, " cmd");
|
|
|
|
ResetMocks();
|
|
TEST_EQ(TlclSetDeactivated(0), 0, "SetDeactivated");
|
|
TEST_EQ(calls[0].req_cmd, TPM_ORD_PhysicalSetDeactivated, " cmd");
|
|
}
|
|
|
|
/**
|
|
* NV spaces test
|
|
*
|
|
* TODO: check params/data read/written.
|
|
*/
|
|
static void ReadWriteTest(void)
|
|
{
|
|
uint8_t buf[32];
|
|
|
|
ResetMocks();
|
|
TEST_EQ(TlclDefineSpace(1, 2, 3), 0, "DefineSpace");
|
|
TEST_EQ(calls[0].req_cmd, TPM_ORD_NV_DefineSpace, " cmd");
|
|
|
|
ResetMocks();
|
|
TEST_EQ(TlclSetNvLocked(), 0, "SetNvLocked");
|
|
TEST_EQ(calls[0].req_cmd, TPM_ORD_NV_DefineSpace, " cmd");
|
|
|
|
ResetMocks();
|
|
TEST_EQ(TlclWrite(1, buf, 3), 0, "Write");
|
|
TEST_EQ(calls[0].req_cmd, TPM_ORD_NV_WriteValue, " cmd");
|
|
|
|
ResetMocks();
|
|
TEST_EQ(TlclRead(1, buf, 3), 0, "Read");
|
|
TEST_EQ(calls[0].req_cmd, TPM_ORD_NV_ReadValue, " cmd");
|
|
|
|
ResetMocks();
|
|
TEST_EQ(TlclWriteLock(1), 0, "WriteLock");
|
|
TEST_EQ(calls[0].req_cmd, TPM_ORD_NV_WriteValue, " cmd");
|
|
|
|
ResetMocks();
|
|
TEST_EQ(TlclReadLock(1), 0, "ReadLock");
|
|
TEST_EQ(calls[0].req_cmd, TPM_ORD_NV_ReadValue, " cmd");
|
|
|
|
ResetMocks();
|
|
TEST_EQ(TlclSetGlobalLock(), 0, "SetGlobalLock");
|
|
TEST_EQ(calls[0].req_cmd, TPM_ORD_NV_WriteValue, " cmd");
|
|
}
|
|
|
|
/**
|
|
* Test PCR funcs
|
|
*
|
|
* TODO: check params/data read/written.
|
|
*/
|
|
static void PcrTest(void)
|
|
{
|
|
uint8_t buf[kPcrDigestLength], buf2[kPcrDigestLength];
|
|
|
|
ResetMocks();
|
|
TEST_EQ(TlclPCRRead(1, buf, kPcrDigestLength), 0, "PCRRead");
|
|
TEST_EQ(calls[0].req_cmd, TPM_ORD_PcrRead, " cmd");
|
|
|
|
ResetMocks();
|
|
TEST_EQ(TlclPCRRead(1, buf, kPcrDigestLength - 1), TPM_E_IOERROR,
|
|
"PCRRead too small");
|
|
|
|
ResetMocks();
|
|
TEST_EQ(TlclExtend(1, buf, buf2), 0, "Extend");
|
|
TEST_EQ(calls[0].req_cmd, TPM_ORD_Extend, " cmd");
|
|
}
|
|
|
|
/**
|
|
* Test flags / capabilities
|
|
*
|
|
* TODO: check params/data read/written.
|
|
*/
|
|
static void FlagsTest(void)
|
|
{
|
|
TPM_PERMANENT_FLAGS pflags;
|
|
TPM_STCLEAR_FLAGS vflags;
|
|
uint8_t disable = 0, deactivated = 0, nvlocked = 0;
|
|
uint32_t u;
|
|
uint8_t buf[32];
|
|
|
|
ResetMocks();
|
|
TEST_EQ(TlclGetPermanentFlags(&pflags), 0, "GetPermanentFlags");
|
|
TEST_EQ(calls[0].req_cmd, TPM_ORD_GetCapability, " cmd");
|
|
|
|
ResetMocks();
|
|
TEST_EQ(TlclGetSTClearFlags(&vflags), 0, "GetSTClearFlags");
|
|
TEST_EQ(calls[0].req_cmd, TPM_ORD_GetCapability, " cmd");
|
|
|
|
ResetMocks();
|
|
TEST_EQ(TlclGetFlags(NULL, NULL, NULL), 0, "GetFlags NULL");
|
|
TEST_EQ(calls[0].req_cmd, TPM_ORD_GetCapability, " cmd");
|
|
ResetMocks();
|
|
TEST_EQ(TlclGetFlags(&disable, &deactivated, &nvlocked), 0, "GetFlags");
|
|
|
|
ResetMocks();
|
|
TEST_EQ(TlclGetPermissions(1, &u), 0, "GetPermissions");
|
|
TEST_EQ(calls[0].req_cmd, TPM_ORD_GetCapability, " cmd");
|
|
|
|
ResetMocks();
|
|
TEST_EQ(TlclGetOwnership(buf), 0, "GetOwnership");
|
|
TEST_EQ(calls[0].req_cmd, TPM_ORD_GetCapability, " cmd");
|
|
}
|
|
|
|
/**
|
|
* Test random
|
|
*
|
|
* TODO: check params/data read/written.
|
|
* TODO: check overflow tests.
|
|
*/
|
|
static void RandomTest(void)
|
|
{
|
|
uint8_t buf[32];
|
|
uint32_t size;
|
|
|
|
ResetMocks();
|
|
size = sizeof(buf);
|
|
TEST_EQ(TlclGetRandom(buf, sizeof(buf), &size), 0, "GetRandom");
|
|
TEST_EQ(calls[0].req_cmd, TPM_ORD_GetRandom, " cmd");
|
|
TEST_EQ(size, 0, " size 0");
|
|
}
|
|
|
|
int main(void)
|
|
{
|
|
TlclTest();
|
|
SendCommandTest();
|
|
ReadWriteTest();
|
|
PcrTest();
|
|
FlagsTest();
|
|
RandomTest();
|
|
|
|
return gTestSuccess ? 0 : 255;
|
|
}
|