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/*
* Copyright (C) 2021 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <aidl/android/se/omapi/BnSecureElementListener.h>
#include <aidl/android/se/omapi/ISecureElementChannel.h>
#include <aidl/android/se/omapi/ISecureElementListener.h>
#include <aidl/android/se/omapi/ISecureElementReader.h>
#include <aidl/android/se/omapi/ISecureElementService.h>
#include <aidl/android/se/omapi/ISecureElementSession.h>
#include <VtsCoreUtil.h>
#include <aidl/Gtest.h>
#include <aidl/Vintf.h>
#include <android-base/logging.h>
#include <android/binder_manager.h>
#include <binder/IServiceManager.h>
#include <cutils/properties.h>
#include <gtest/gtest.h>
#include <hidl/GtestPrinter.h>
#include <hidl/ServiceManagement.h>
#include <utils/String16.h>
using namespace std;
using namespace ::testing;
using namespace android;
int main(int argc, char** argv) {
InitGoogleTest(&argc, argv);
int status = RUN_ALL_TESTS();
return status;
}
namespace {
class OMAPISEAccessControlTest : public TestWithParam<std::string> {
protected:
class SEListener : public ::aidl::android::se::omapi::BnSecureElementListener {};
/**
* Verifies TLV data
*
* @return true if the data is tlv formatted, false otherwise
*/
bool verifyBerTlvData(std::vector<uint8_t> tlv) {
if (tlv.size() == 0) {
LOG(ERROR) << "Invalid tlv, null";
return false;
}
int i = 0;
if ((tlv[i++] & 0x1F) == 0x1F) {
// extra byte for TAG field
i++;
}
int len = tlv[i++] & 0xFF;
if (len > 127) {
// more than 1 byte for length
int bytesLength = len - 128;
len = 0;
for (int j = bytesLength; j > 0; j--) {
len += (len << 8) + (tlv[i++] & 0xFF);
}
}
// Additional 2 bytes for the SW
return (tlv.size() == (i + len + 2));
}
void testSelectableAid(
std::vector<std::vector<uint8_t>> authorizedAids) {
for (auto aid : authorizedAids) {
std::shared_ptr<aidl::android::se::omapi::ISecureElementSession> session;
std::shared_ptr<aidl::android::se::omapi::ISecureElementChannel> channel;
auto seListener = ndk::SharedRefBase::make<SEListener>();
if (mVSReaders.size() > 0) {
for (const auto& [name, reader] : mVSReaders) {
std::vector<uint8_t> selectResponse = {};
ASSERT_NE(reader, nullptr) << "reader is null";
bool status = false;
auto res = reader->isSecureElementPresent(&status);
ASSERT_TRUE(res.isOk()) << res.getMessage();
ASSERT_TRUE(status);
res = reader->openSession(&session);
ASSERT_TRUE(res.isOk()) << res.getMessage();
ASSERT_NE(session, nullptr) << "Could not open session";
res = session->openLogicalChannel(aid, 0x00, seListener, &channel);
ASSERT_TRUE(res.isOk()) << res.getMessage();
ASSERT_NE(channel, nullptr) << "Could not open channel";
res = channel->getSelectResponse(&selectResponse);
ASSERT_TRUE(res.isOk()) << "failed to get Select Response";
ASSERT_GE(selectResponse.size(), 2);
if (channel != nullptr) channel->close();
if (session != nullptr) session->close();
ASSERT_EQ((selectResponse[selectResponse.size() - 1] & 0xFF), (0x00));
ASSERT_EQ((selectResponse[selectResponse.size() - 2] & 0xFF), (0x90));
ASSERT_TRUE(
verifyBerTlvData(selectResponse)) << "Select Response is not complete";
}
}
}
}
void testUnauthorisedAid(
std::vector<std::vector<uint8_t>> unAuthorizedAids) {
for (auto aid : unAuthorizedAids) {
std::shared_ptr<aidl::android::se::omapi::ISecureElementSession> session;
std::shared_ptr<aidl::android::se::omapi::ISecureElementChannel> channel;
auto seListener = ndk::SharedRefBase::make<SEListener>();
if (mVSReaders.size() > 0) {
for (const auto& [name, reader] : mVSReaders) {
ASSERT_NE(reader, nullptr) << "reader is null";
bool status = false;
auto res = reader->isSecureElementPresent(&status);
ASSERT_TRUE(res.isOk()) << res.getMessage();
ASSERT_TRUE(status);
res = reader->openSession(&session);
ASSERT_TRUE(res.isOk()) << res.getMessage();
ASSERT_NE(session, nullptr) << "Could not open session";
res = session->openLogicalChannel(aid, 0x00, seListener, &channel);
if (channel != nullptr) channel->close();
if (session != nullptr) session->close();
if (!res.isOk()) {
ASSERT_EQ(res.getExceptionCode(), EX_SECURITY);
ASSERT_FALSE(res.isOk()) << "expected failed status for this test";
}
}
}
}
}
void testTransmitAPDU(
std::vector<uint8_t> aid,
std::vector<std::vector<uint8_t>> apdus) {
for (auto apdu : apdus) {
std::shared_ptr<aidl::android::se::omapi::ISecureElementSession> session;
std::shared_ptr<aidl::android::se::omapi::ISecureElementChannel> channel;
auto seListener = ndk::SharedRefBase::make<SEListener>();
if (mVSReaders.size() > 0) {
for (const auto& [name, reader] : mVSReaders) {
ASSERT_NE(reader, nullptr) << "reader is null";
bool status = false;
std::vector<uint8_t> selectResponse = {};
std::vector<uint8_t> transmitResponse = {};
auto res = reader->isSecureElementPresent(&status);
ASSERT_TRUE(res.isOk()) << res.getMessage();
ASSERT_TRUE(status);
res = reader->openSession(&session);
ASSERT_TRUE(res.isOk()) << res.getMessage();
ASSERT_NE(session, nullptr) << "Could not open session";
res = session->openLogicalChannel(aid, 0x00, seListener, &channel);
ASSERT_TRUE(res.isOk()) << res.getMessage();
ASSERT_NE(channel, nullptr) << "Could not open channel";
res = channel->getSelectResponse(&selectResponse);
ASSERT_TRUE(res.isOk()) << "failed to get Select Response";
ASSERT_GE(selectResponse.size(), 2);
ASSERT_EQ((selectResponse[selectResponse.size() - 1] & 0xFF), (0x00));
ASSERT_EQ((selectResponse[selectResponse.size() - 2] & 0xFF), (0x90));
ASSERT_TRUE(
verifyBerTlvData(selectResponse)) << "Select Response is not complete";
res = channel->transmit(apdu, &transmitResponse);
LOG(INFO) << "STATUS OF TRNSMIT: " << res.getExceptionCode()
<< " Message: " << res.getMessage();
if (channel != nullptr) channel->close();
if (session != nullptr) session->close();
ASSERT_TRUE(res.isOk()) << "failed to transmit";
}
}
}
}
void testUnauthorisedAPDU(
std::vector<uint8_t> aid,
std::vector<std::vector<uint8_t>> apdus) {
for (auto apdu : apdus) {
std::shared_ptr<aidl::android::se::omapi::ISecureElementSession> session;
std::shared_ptr<aidl::android::se::omapi::ISecureElementChannel> channel;
auto seListener = ndk::SharedRefBase::make<SEListener>();
if (mVSReaders.size() > 0) {
for (const auto& [name, reader] : mVSReaders) {
ASSERT_NE(reader, nullptr) << "reader is null";
bool status = false;
std::vector<uint8_t> selectResponse = {};
std::vector<uint8_t> transmitResponse = {};
auto res = reader->isSecureElementPresent(&status);
ASSERT_TRUE(res.isOk()) << res.getMessage();
ASSERT_TRUE(status);
res = reader->openSession(&session);
ASSERT_TRUE(res.isOk()) << res.getMessage();
ASSERT_NE(session, nullptr) << "Could not open session";
res = session->openLogicalChannel(aid, 0x00, seListener, &channel);
ASSERT_TRUE(res.isOk()) << res.getMessage();
ASSERT_NE(channel, nullptr) << "Could not open channel";
res = channel->getSelectResponse(&selectResponse);
ASSERT_TRUE(res.isOk()) << "failed to get Select Response";
ASSERT_GE(selectResponse.size(), 2);
ASSERT_EQ((selectResponse[selectResponse.size() - 1] & 0xFF), (0x00));
ASSERT_EQ((selectResponse[selectResponse.size() - 2] & 0xFF), (0x90));
ASSERT_TRUE(
verifyBerTlvData(selectResponse)) << "Select Response is not complete";
res = channel->transmit(apdu, &transmitResponse);
LOG(INFO) << "STATUS OF TRNSMIT: " << res.getExceptionCode()
<< " Message: " << res.getMessage();
if (channel != nullptr) channel->close();
if (session != nullptr) session->close();
if (!res.isOk()) {
ASSERT_EQ(res.getExceptionCode(), EX_SECURITY);
ASSERT_FALSE(res.isOk()) << "expected failed status for this test";
}
}
}
}
}
bool supportOMAPIReaders() {
return (deviceSupportsFeature(FEATURE_SE_OMAPI_ESE.c_str()));
}
void getFirstApiLevel(int32_t* outApiLevel) {
int32_t firstApiLevel = property_get_int32(FEATURE_SE_API_LEVEL.c_str(), -1);
if (firstApiLevel < 0) {
firstApiLevel = property_get_int32(FEATURE_SE_SDK_VERSION.c_str(), -1);
}
ASSERT_GT(firstApiLevel, 0); // first_api_level must exist
*outApiLevel = firstApiLevel;
return;
}
bool supportsHardware() {
bool lowRamDevice = property_get_bool(FEATURE_SE_LOW_RAM.c_str(), true);
return !lowRamDevice || deviceSupportsFeature(FEATURE_SE_HARDWARE_WATCH.c_str()) ||
deviceSupportsFeature(FEATURE_SE_OMAPI_SERVICE.c_str()); // android.se.omapi
}
void SetUp() override {
ASSERT_TRUE(supportsHardware());
int32_t apiLevel;
getFirstApiLevel(&apiLevel);
ASSERT_TRUE(apiLevel > 27);
ASSERT_TRUE(supportOMAPIReaders());
LOG(INFO) << "get OMAPI service with name:" << GetParam();
::ndk::SpAIBinder ks2Binder(AServiceManager_getService(GetParam().c_str()));
mOmapiSeService = aidl::android::se::omapi::ISecureElementService::fromBinder(ks2Binder);
ASSERT_TRUE(mOmapiSeService);
std::vector<std::string> readers = {};
if (mOmapiSeService != NULL) {
auto status = mOmapiSeService->getReaders(&readers);
ASSERT_TRUE(status.isOk()) << status.getMessage();
for (auto readerName : readers) {
// Filter eSE readers only
if (readerName.find(ESE_READER_PREFIX, 0) != std::string::npos) {
std::shared_ptr<::aidl::android::se::omapi::ISecureElementReader> reader;
status = mOmapiSeService->getReader(readerName, &reader);
ASSERT_TRUE(status.isOk()) << status.getMessage();
mVSReaders[readerName] = reader;
}
}
}
}
void TearDown() override {
if (mOmapiSeService != nullptr) {
if (mVSReaders.size() > 0) {
for (const auto& [name, reader] : mVSReaders) {
reader->closeSessions();
}
}
}
}
static inline std::string const ESE_READER_PREFIX = "eSE";
static inline std::string const FEATURE_SE_OMAPI_ESE = "android.hardware.se.omapi.ese";
static inline std::string const FEATURE_SE_LOW_RAM = "ro.config.low_ram";
static inline std::string const FEATURE_SE_HARDWARE_WATCH = "android.hardware.type.watch";
static inline std::string const FEATURE_SE_OMAPI_SERVICE = "com.android.se";
static inline std::string const FEATURE_SE_SDK_VERSION = "ro.build.version.sdk";
static inline std::string const FEATURE_SE_API_LEVEL = "ro.product.first_api_level";
std::vector<uint8_t> AID_40 = {0xA0, 0x00, 0x00, 0x04, 0x76, 0x41, 0x6E, 0x64,
0x72, 0x6F, 0x69, 0x64, 0x43, 0x54, 0x53, 0x40};
std::vector<uint8_t> AID_41 = {0xA0, 0x00, 0x00, 0x04, 0x76, 0x41, 0x6E, 0x64,
0x72, 0x6F, 0x69, 0x64, 0x43, 0x54, 0x53, 0x41};
std::vector<uint8_t> AID_42 = {0xA0, 0x00, 0x00, 0x04, 0x76, 0x41, 0x6E, 0x64,
0x72, 0x6F, 0x69, 0x64, 0x43, 0x54, 0x53, 0x42};
std::vector<uint8_t> AID_43 = {0xA0, 0x00, 0x00, 0x04, 0x76, 0x41, 0x6E, 0x64,
0x72, 0x6F, 0x69, 0x64, 0x43, 0x54, 0x53, 0x43};
std::vector<uint8_t> AID_44 = {0xA0, 0x00, 0x00, 0x04, 0x76, 0x41, 0x6E, 0x64,
0x72, 0x6F, 0x69, 0x64, 0x43, 0x54, 0x53, 0x44};
std::vector<uint8_t> AID_45 = {0xA0, 0x00, 0x00, 0x04, 0x76, 0x41, 0x6E, 0x64,
0x72, 0x6F, 0x69, 0x64, 0x43, 0x54, 0x53, 0x45};
std::vector<uint8_t> AID_46 = {0xA0, 0x00, 0x00, 0x04, 0x76, 0x41, 0x6E, 0x64,
0x72, 0x6F, 0x69, 0x64, 0x43, 0x54, 0x53, 0x46};
std::vector<uint8_t> AID_47 = {0xA0, 0x00, 0x00, 0x04, 0x76, 0x41, 0x6E, 0x64,
0x72, 0x6F, 0x69, 0x64, 0x43, 0x54, 0x53, 0x47};
std::vector<uint8_t> AID_48 = {0xA0, 0x00, 0x00, 0x04, 0x76, 0x41, 0x6E, 0x64,
0x72, 0x6F, 0x69, 0x64, 0x43, 0x54, 0x53, 0x48};
std::vector<uint8_t> AID_49 = {0xA0, 0x00, 0x00, 0x04, 0x76, 0x41, 0x6E, 0x64,
0x72, 0x6F, 0x69, 0x64, 0x43, 0x54, 0x53, 0x49};
std::vector<uint8_t> AID_4A = {0xA0, 0x00, 0x00, 0x04, 0x76, 0x41, 0x6E, 0x64,
0x72, 0x6F, 0x69, 0x64, 0x43, 0x54, 0x53, 0x4A};
std::vector<uint8_t> AID_4B = {0xA0, 0x00, 0x00, 0x04, 0x76, 0x41, 0x6E, 0x64,
0x72, 0x6F, 0x69, 0x64, 0x43, 0x54, 0x53, 0x4B};
std::vector<uint8_t> AID_4C = {0xA0, 0x00, 0x00, 0x04, 0x76, 0x41, 0x6E, 0x64,
0x72, 0x6F, 0x69, 0x64, 0x43, 0x54, 0x53, 0x4C};
std::vector<uint8_t> AID_4D = {0xA0, 0x00, 0x00, 0x04, 0x76, 0x41, 0x6E, 0x64,
0x72, 0x6F, 0x69, 0x64, 0x43, 0x54, 0x53, 0x4D};
std::vector<uint8_t> AID_4E = {0xA0, 0x00, 0x00, 0x04, 0x76, 0x41, 0x6E, 0x64,
0x72, 0x6F, 0x69, 0x64, 0x43, 0x54, 0x53, 0x4E};
std::vector<uint8_t> AID_4F = {0xA0, 0x00, 0x00, 0x04, 0x76, 0x41, 0x6E, 0x64,
0x72, 0x6F, 0x69, 0x64, 0x43, 0x54, 0x53, 0x4F};
std::vector<std::vector<uint8_t>> AUTHORIZED_AID = {AID_40, AID_41, AID_42, AID_44, AID_45,
AID_47, AID_48, AID_49, AID_4A, AID_4B,
AID_4C, AID_4D, AID_4E, AID_4F};
std::vector<std::vector<uint8_t>> UNAUTHORIZED_AID = {AID_43, AID_46};
/* Authorized APDU for AID_40 */
std::vector<std::vector<uint8_t>> AUTHORIZED_APDU_AID_40 = {
{0x00, 0x06, 0x00, 0x00},
{0xA0, 0x06, 0x00, 0x00},
};
/* Unauthorized APDU for AID_40 */
std::vector<std::vector<uint8_t>> UNAUTHORIZED_APDU_AID_40 = {
{0x00, 0x08, 0x00, 0x00, 0x00},
{0x80, 0x06, 0x00, 0x00},
{0xA0, 0x08, 0x00, 0x00, 0x00},
{0x94, 0x06, 0x00, 0x00, 0x00},
};
/* Authorized APDU for AID_41 */
std::vector<std::vector<uint8_t>> AUTHORIZED_APDU_AID_41 = {
{0x94, 0x06, 0x00, 0x00},
{0x94, 0x08, 0x00, 0x00, 0x00},
{0x94, 0x0C, 0x00, 0x00, 0x01, 0xAA, 0x00},
{0x94, 0x0A, 0x00, 0x00, 0x01, 0xAA}};
/* Unauthorized APDU for AID_41 */
std::vector<std::vector<uint8_t>> UNAUTHORIZED_APDU_AID_41 = {
{0x00, 0x06, 0x00, 0x00},
{0x80, 0x06, 0x00, 0x00},
{0xA0, 0x06, 0x00, 0x00},
{0x00, 0x08, 0x00, 0x00, 0x00},
{0x00, 0x0A, 0x00, 0x00, 0x01, 0xAA},
{0x80, 0x0A, 0x00, 0x00, 0x01, 0xAA},
{0xA0, 0x0A, 0x00, 0x00, 0x01, 0xAA},
{0x80, 0x08, 0x00, 0x00, 0x00},
{0xA0, 0x08, 0x00, 0x00, 0x00},
{0x00, 0x0C, 0x00, 0x00, 0x01, 0xAA, 0x00},
{0x80, 0x0C, 0x00, 0x00, 0x01, 0xAA, 0x00},
{0xA0, 0x0C, 0x00, 0x00, 0x01, 0xAA, 0x00},
};
std::shared_ptr<aidl::android::se::omapi::ISecureElementService> mOmapiSeService;
std::map<std::string, std::shared_ptr<aidl::android::se::omapi::ISecureElementReader>>
mVSReaders = {};
};
TEST_P(OMAPISEAccessControlTest, TestAuthorizedAID) {
testSelectableAid(AUTHORIZED_AID);
}
TEST_P(OMAPISEAccessControlTest, TestUnauthorizedAID) {
testUnauthorisedAid(UNAUTHORIZED_AID);
}
TEST_P(OMAPISEAccessControlTest, TestAuthorizedAPDUAID40) {
testTransmitAPDU(AID_40, AUTHORIZED_APDU_AID_40);
}
TEST_P(OMAPISEAccessControlTest, TestUnauthorisedAPDUAID40) {
testUnauthorisedAPDU(AID_40, UNAUTHORIZED_APDU_AID_40);
}
TEST_P(OMAPISEAccessControlTest, TestAuthorizedAPDUAID41) {
testTransmitAPDU(AID_41, AUTHORIZED_APDU_AID_41);
}
TEST_P(OMAPISEAccessControlTest, TestUnauthorisedAPDUAID41) {
testUnauthorisedAPDU(AID_41, UNAUTHORIZED_APDU_AID_41);
}
INSTANTIATE_TEST_SUITE_P(PerInstance, OMAPISEAccessControlTest,
testing::ValuesIn(::android::getAidlHalInstanceNames(
aidl::android::se::omapi::ISecureElementService::descriptor)),
android::hardware::PrintInstanceNameToString);
GTEST_ALLOW_UNINSTANTIATED_PARAMETERIZED_TEST(OMAPISEAccessControlTest);
} // namespace
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