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/*
* Copyright (C) 2019 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/metadata.h>
#include <android-base/logging.h>
#include <android-base/strings.h>
#include <gtest/gtest.h>
#include <hidl/metadata.h>
#include <hidl-util/FQName.h>
#include <vintf/VintfObject.h>
using namespace android;
static const std::set<std::string> kKnownMissingHidl = {
"android.frameworks.bufferhub@1.0",
"android.frameworks.cameraservice.device@2.0",
"android.frameworks.vr.composer@1.0",
"android.frameworks.vr.composer@2.0",
"android.hardware.audio@2.0",
"android.hardware.audio@4.0",
"android.hardware.audio@5.0",
"android.hardware.audio.effect@2.0",
"android.hardware.audio.effect@4.0",
"android.hardware.audio.effect@5.0",
"android.hardware.automotive.audiocontrol@1.0",
"android.hardware.automotive.can@1.0",
"android.hardware.automotive.evs@1.0",
"android.hardware.automotive.evs@1.1",
"android.hardware.automotive.vehicle@2.0",
"android.hardware.biometrics.face@1.0",
"android.hardware.biometrics.fingerprint@2.1",
"android.hardware.bluetooth.a2dp@1.0",
"android.hardware.broadcastradio@1.1",
"android.hardware.broadcastradio@2.0",
"android.hardware.camera.provider@2.5",
"android.hardware.cas@1.2",
"android.hardware.cas.native@1.0",
"android.hardware.confirmationui@1.0",
"android.hardware.contexthub@1.0",
"android.hardware.configstore@1.1", // deprecated, see b/149050985, b/149050733
"android.hardware.fastboot@1.0",
"android.hardware.gnss.measurement_corrections@1.0",
"android.hardware.gnss.visibility_control@1.0",
"android.hardware.graphics.allocator@3.0",
"android.hardware.graphics.allocator@4.0",
"android.hardware.graphics.bufferqueue@1.0",
"android.hardware.graphics.bufferqueue@2.0",
"android.hardware.graphics.composer@2.3",
"android.hardware.graphics.composer@2.4",
"android.hardware.graphics.mapper@3.0",
"android.hardware.graphics.mapper@4.0",
"android.hardware.health@1.0",
"android.hardware.ir@1.0",
"android.hardware.keymaster@3.0",
"android.hardware.light@2.0",
"android.hardware.media.bufferpool@1.0",
"android.hardware.media.bufferpool@2.0",
"android.hardware.memtrack@1.0",
"android.hardware.nfc@1.2",
"android.hardware.oemlock@1.0",
"android.hardware.power@1.3",
"android.hardware.radio.deprecated@1.0",
"android.hardware.renderscript@1.0",
"android.hardware.secure_element@1.2",
"android.hardware.sensors@1.0",
"android.hardware.soundtrigger@2.2",
"android.hardware.tetheroffload.config@1.0",
"android.hardware.tetheroffload.control@1.0",
"android.hardware.thermal@1.1",
"android.hardware.tv.cec@1.0",
"android.hardware.tv.cec@2.0",
"android.hardware.tv.input@1.0",
"android.hardware.tv.tuner@1.0",
"android.hardware.usb@1.2",
"android.hardware.usb.gadget@1.0",
"android.hardware.vibrator@1.3",
"android.hardware.vr@1.0",
"android.hardware.weaver@1.0",
"android.hardware.wifi@1.3",
"android.hardware.wifi@1.4",
"android.hardware.wifi.hostapd@1.1",
"android.hardware.wifi.offload@1.0",
"android.hidl.base@1.0",
"android.hidl.memory.token@1.0",
};
static const std::set<std::string> kKnownMissingAidl = {
// types-only packages, which never expect a default implementation
"android.hardware.common.NativeHandle",
"android.hardware.graphics.common.ExtendableType",
// These KeyMaster types are in an AIDL types-only HAL because they're used
// by the Identity Credential AIDL HAL. Remove this when fully porting
// KeyMaster to AIDL.
"android.hardware.keymaster.HardwareAuthToken",
"android.hardware.keymaster.HardwareAuthenticatorType",
"android.hardware.keymaster.Timestamp",
};
// AOSP packages which are never considered
static bool isHidlPackageWhitelist(const FQName& name) {
static std::vector<std::string> gAospExclude = {
// packages not implemented now that we never expect to be implemented
"android.hardware.tests",
// packages not registered with hwservicemanager, usually sub-interfaces
"android.hardware.camera.device",
};
for (const std::string& package : gAospExclude) {
if (name.inPackage(package)) {
return true;
}
}
return false;
}
static bool isAospHidlInterface(const FQName& name) {
static const std::vector<std::string> kAospPackages = {
"android.hidl",
"android.hardware",
"android.frameworks",
"android.system",
};
for (const std::string& package : kAospPackages) {
if (name.inPackage(package) && !isHidlPackageWhitelist(name)) {
return true;
}
}
return false;
}
static std::set<FQName> allTreeHidlInterfaces() {
std::set<FQName> ret;
for (const auto& iface : HidlInterfaceMetadata::all()) {
FQName f;
CHECK(f.setTo(iface.name)) << iface.name;
ret.insert(f);
}
return ret;
}
static std::set<FQName> allHidlManifestInterfaces() {
std::set<FQName> ret;
auto setInserter = [&] (const vintf::ManifestInstance& i) -> bool {
if (i.format() != vintf::HalFormat::HIDL) {
return true; // continue
}
ret.insert(i.getFqInstance().getFqName());
return true; // continue
};
vintf::VintfObject::GetDeviceHalManifest()->forEachInstance(setInserter);
vintf::VintfObject::GetFrameworkHalManifest()->forEachInstance(setInserter);
return ret;
}
static bool isAospAidlInterface(const std::string& name) {
return base::StartsWith(name, "android.") &&
!base::StartsWith(name, "android.automotive.") &&
!base::StartsWith(name, "android.hardware.automotive.");
}
static std::set<std::string> allAidlManifestInterfaces() {
std::set<std::string> ret;
auto setInserter = [&] (const vintf::ManifestInstance& i) -> bool {
if (i.format() != vintf::HalFormat::AIDL) {
return true; // continue
}
ret.insert(i.package() + "." + i.interface());
return true; // continue
};
vintf::VintfObject::GetDeviceHalManifest()->forEachInstance(setInserter);
vintf::VintfObject::GetFrameworkHalManifest()->forEachInstance(setInserter);
return ret;
}
TEST(Hal, AllHidlInterfacesAreInAosp) {
for (const FQName& name : allHidlManifestInterfaces()) {
EXPECT_TRUE(isAospHidlInterface(name)) << name.string();
}
}
TEST(Hal, HidlInterfacesImplemented) {
// instances -> major version -> minor versions
std::map<std::string, std::map<size_t, std::set<size_t>>> unimplemented;
for (const FQName& f : allTreeHidlInterfaces()) {
if (!isAospHidlInterface(f)) continue;
unimplemented[f.package()][f.getPackageMajorVersion()].insert(f.getPackageMinorVersion());
}
// we'll be removing items from this which we know are missing
// in order to be left with those elements which we thought we
// knew were missing but are actually present
std::set<std::string> thoughtMissing = kKnownMissingHidl;
for (const FQName& f : allHidlManifestInterfaces()) {
if (thoughtMissing.erase(f.getPackageAndVersion().string()) > 0) {
std::cout << "[ WARNING ] Instance in missing list, but available: "
<< f.string() << std::endl;
}
std::set<size_t>& minors = unimplemented[f.package()][f.getPackageMajorVersion()];
size_t minor = f.getPackageMinorVersion();
auto it = minors.find(minor);
if (it == minors.end()) continue;
// if 1.2 is implemented, also considere 1.0, 1.1 implemented
minors.erase(minors.begin(), std::next(it));
}
for (const auto& [package, minorsPerMajor] : unimplemented) {
for (const auto& [major, minors] : minorsPerMajor) {
if (minors.empty()) continue;
size_t maxMinor = *minors.rbegin();
FQName missing;
ASSERT_TRUE(missing.setTo(package, major, maxMinor));
if (thoughtMissing.erase(missing.string()) > 0) continue;
ADD_FAILURE() << "Missing implementation from " << missing.string();
}
}
for (const std::string& missing : thoughtMissing) {
std::cout << "[ WARNING ] Instance in missing list and cannot find it anywhere: "
<< missing << std::endl;
}
}
TEST(Hal, AllAidlInterfacesAreInAosp) {
for (const std::string& name : allAidlManifestInterfaces()) {
EXPECT_TRUE(isAospAidlInterface(name)) << name;
}
}
TEST(Hal, AidlInterfacesImplemented) {
std::set<std::string> manifest = allAidlManifestInterfaces();
std::set<std::string> thoughtMissing = kKnownMissingAidl;
for (const auto& iface : AidlInterfaceMetadata::all()) {
ASSERT_FALSE(iface.types.empty()) << iface.name; // sanity
if (!isAospAidlInterface(iface.name)) continue;
if (iface.stability != "vintf") continue;
bool hasRegistration = false;
bool knownMissing = false;
for (const std::string& type : iface.types) {
if (manifest.erase(type) > 0) hasRegistration = true;
if (thoughtMissing.erase(type) > 0) knownMissing = true;
}
if (knownMissing) {
if (hasRegistration) {
std::cout << "[ WARNING ] Interface in missing list, but available: " << iface.name
<< " which declares the following types:\n "
<< base::Join(iface.types, "\n ") << std::endl;
}
continue;
}
EXPECT_TRUE(hasRegistration) << iface.name << " which declares the following types:\n "
<< base::Join(iface.types, "\n ") << std::endl;
}
for (const std::string& iface : thoughtMissing) {
std::cout << "[ WARNING ] Interface in manifest list and cannot find it anywhere: "
<< iface << std::endl;
}
for (const std::string& iface : manifest) {
std::cout << "[ WARNING ] Can't find manifest entry in tree: " << iface << std::endl;
}
}