Added Fingerprint Virtual HAL AIDL extension
Bug: 326227403
Test: atest android.hardware.biometrics.fingerprint.* -c
Change-Id: I967c009c99f8dc279f89c21a59cf0462d9590296
diff --git a/biometrics/fingerprint/aidl/default/Android.bp b/biometrics/fingerprint/aidl/default/Android.bp
index 501af07..6d8b68b 100644
--- a/biometrics/fingerprint/aidl/default/Android.bp
+++ b/biometrics/fingerprint/aidl/default/Android.bp
@@ -21,6 +21,7 @@
"Fingerprint.cpp",
"Session.cpp",
"FingerprintConfig.cpp",
+ "VirtualHal.cpp",
"main.cpp",
],
stl: "c++_static",
@@ -31,7 +32,7 @@
static_libs: [
"libandroid.hardware.biometrics.fingerprint.VirtualProps",
"libbase",
- "android.hardware.biometrics.fingerprint-V4-ndk",
+ "android.hardware.biometrics.fingerprint-V5-ndk",
"android.hardware.biometrics.common-V4-ndk",
"android.hardware.biometrics.common.thread",
"android.hardware.biometrics.common.util",
@@ -61,7 +62,7 @@
],
static_libs: [
"libandroid.hardware.biometrics.fingerprint.VirtualProps",
- "android.hardware.biometrics.fingerprint-V4-ndk",
+ "android.hardware.biometrics.fingerprint-V5-ndk",
"android.hardware.biometrics.common-V4-ndk",
"android.hardware.keymaster-V4-ndk",
"android.hardware.biometrics.common.util",
@@ -89,7 +90,7 @@
],
static_libs: [
"libandroid.hardware.biometrics.fingerprint.VirtualProps",
- "android.hardware.biometrics.fingerprint-V4-ndk",
+ "android.hardware.biometrics.fingerprint-V5-ndk",
"android.hardware.biometrics.common-V4-ndk",
"android.hardware.keymaster-V4-ndk",
"android.hardware.biometrics.common.util",
@@ -115,7 +116,7 @@
],
static_libs: [
"libandroid.hardware.biometrics.fingerprint.VirtualProps",
- "android.hardware.biometrics.fingerprint-V4-ndk",
+ "android.hardware.biometrics.fingerprint-V5-ndk",
"android.hardware.biometrics.common-V4-ndk",
"android.hardware.keymaster-V4-ndk",
"android.hardware.biometrics.common.util",
@@ -143,7 +144,7 @@
],
static_libs: [
"libandroid.hardware.biometrics.fingerprint.VirtualProps",
- "android.hardware.biometrics.fingerprint-V4-ndk",
+ "android.hardware.biometrics.fingerprint-V5-ndk",
"android.hardware.biometrics.common-V4-ndk",
"android.hardware.keymaster-V4-ndk",
"android.hardware.biometrics.common.util",
@@ -155,6 +156,44 @@
require_root: true,
}
+cc_test {
+ name: "android.hardware.biometrics.fingerprint.VirtualHalTest",
+ local_include_dirs: ["include"],
+ srcs: [
+ "tests/VirtualHalTest.cpp",
+ "Session.cpp",
+ "VirtualHal.cpp",
+ "FakeFingerprintEngineRear.cpp",
+ "FakeFingerprintEngineUdfps.cpp",
+ "FakeFingerprintEngineSide.cpp",
+ "FakeFingerprintEngine.cpp",
+ "FakeLockoutTracker.cpp",
+ "Fingerprint.cpp",
+ "FingerprintConfig.cpp",
+ ],
+ shared_libs: [
+ "libbase",
+ "libbinder_ndk",
+ ],
+ static_libs: [
+ "libandroid.hardware.biometrics.fingerprint.VirtualProps",
+ "android.hardware.biometrics.fingerprint-V5-ndk",
+ "android.hardware.biometrics.common-V4-ndk",
+ "android.hardware.keymaster-V4-ndk",
+ "android.hardware.biometrics.common.util",
+ "android.hardware.biometrics.common.thread",
+ "android.hardware.biometrics.common.config",
+ ],
+ product_variables: {
+ debuggable: {
+ cflags: ["-DFPS_DEBUGGABLE"],
+ },
+ },
+ vendor: true,
+ test_suites: ["general-tests"],
+ require_root: true,
+}
+
sysprop_library {
name: "android.hardware.biometrics.fingerprint.VirtualProps",
srcs: ["fingerprint.sysprop"],
diff --git a/biometrics/fingerprint/aidl/default/Fingerprint.cpp b/biometrics/fingerprint/aidl/default/Fingerprint.cpp
index dded54b..e407f17 100644
--- a/biometrics/fingerprint/aidl/default/Fingerprint.cpp
+++ b/biometrics/fingerprint/aidl/default/Fingerprint.cpp
@@ -171,7 +171,7 @@
}
void Fingerprint::clearConfigSysprop() {
- LOG(INFO) << __func__ << ": clear all systprop configuration";
+ LOG(INFO) << __func__ << ": clear all sysprop configuration";
#define RESET_CONFIG_O(__NAME__) \
if (FingerprintHalProperties::__NAME__()) FingerprintHalProperties::__NAME__(std::nullopt)
#define RESET_CONFIG_V(__NAME__) \
@@ -209,4 +209,19 @@
RESET_CONFIG_O(lockout_permanent_threshold);
}
+const char* Fingerprint::type2String(FingerprintSensorType type) {
+ switch (type) {
+ case FingerprintSensorType::REAR:
+ return "rear";
+ case FingerprintSensorType::POWER_BUTTON:
+ return "side";
+ case FingerprintSensorType::UNDER_DISPLAY_OPTICAL:
+ return "udfps";
+ case FingerprintSensorType::UNDER_DISPLAY_ULTRASONIC:
+ return "udfps";
+ default:
+ return "unknown";
+ }
+}
+
} // namespace aidl::android::hardware::biometrics::fingerprint
diff --git a/biometrics/fingerprint/aidl/default/VirtualHal.cpp b/biometrics/fingerprint/aidl/default/VirtualHal.cpp
new file mode 100644
index 0000000..d2baaf5
--- /dev/null
+++ b/biometrics/fingerprint/aidl/default/VirtualHal.cpp
@@ -0,0 +1,275 @@
+/*
+ * Copyright (C) 2024 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 <unordered_map>
+
+#include "VirtualHal.h"
+
+#include <android-base/logging.h>
+
+#include "util/CancellationSignal.h"
+
+#undef LOG_TAG
+#define LOG_TAG "FingerprintVirtualHalAidl"
+
+namespace aidl::android::hardware::biometrics::fingerprint {
+
+::ndk::ScopedAStatus VirtualHal::setEnrollments(const std::vector<int32_t>& enrollments) {
+ Fingerprint::cfg().sourcedFromAidl();
+ Fingerprint::cfg().setopt<OptIntVec>("enrollments", intVec2OptIntVec(enrollments));
+ return ndk::ScopedAStatus::ok();
+}
+
+::ndk::ScopedAStatus VirtualHal::setEnrollmentHit(int32_t enrollment_hit) {
+ Fingerprint::cfg().sourcedFromAidl();
+ Fingerprint::cfg().set<std::int32_t>("enrollment_hit", enrollment_hit);
+ return ndk::ScopedAStatus::ok();
+}
+
+::ndk::ScopedAStatus VirtualHal::setAuthenticatorId(int64_t in_id) {
+ Fingerprint::cfg().sourcedFromAidl();
+ Fingerprint::cfg().set<int64_t>("authenticator_id", in_id);
+ return ndk::ScopedAStatus::ok();
+}
+
+::ndk::ScopedAStatus VirtualHal::setChallenge(int64_t in_challenge) {
+ Fingerprint::cfg().sourcedFromAidl();
+ Fingerprint::cfg().set<int64_t>("challenge", in_challenge);
+ return ndk::ScopedAStatus::ok();
+}
+
+::ndk::ScopedAStatus VirtualHal::setOperationAuthenticateFails(bool in_fail) {
+ Fingerprint::cfg().sourcedFromAidl();
+ Fingerprint::cfg().set<bool>("operation_authenticate_fails", in_fail);
+ return ndk::ScopedAStatus::ok();
+}
+
+::ndk::ScopedAStatus VirtualHal::setOperationAuthenticateLatency(
+ const std::vector<int32_t>& in_latency) {
+ ndk::ScopedAStatus status = sanityCheckLatency(in_latency);
+ if (!status.isOk()) {
+ return status;
+ }
+
+ Fingerprint::cfg().sourcedFromAidl();
+ Fingerprint::cfg().setopt<OptIntVec>("operation_authenticate_latency",
+ intVec2OptIntVec(in_latency));
+ return ndk::ScopedAStatus::ok();
+}
+
+::ndk::ScopedAStatus VirtualHal::setOperationAuthenticateDuration(int32_t in_duration) {
+ if (in_duration < 0) {
+ return ndk::ScopedAStatus(AStatus_fromServiceSpecificErrorWithMessage(
+ IVirtualHal::STATUS_INVALID_PARAMETER, "Error: duration can not be negative"));
+ }
+ Fingerprint::cfg().sourcedFromAidl();
+ Fingerprint::cfg().set<int32_t>("operation_authenticate_duration", in_duration);
+ return ndk::ScopedAStatus::ok();
+}
+
+::ndk::ScopedAStatus VirtualHal::setOperationAuthenticateError(int32_t in_error) {
+ Fingerprint::cfg().sourcedFromAidl();
+ Fingerprint::cfg().set<int32_t>("operation_authenticate_error", in_error);
+ return ndk::ScopedAStatus::ok();
+}
+
+::ndk::ScopedAStatus VirtualHal::setOperationAuthenticateAcquired(
+ const std::vector<int32_t>& in_acquired) {
+ Fingerprint::cfg().sourcedFromAidl();
+ Fingerprint::cfg().setopt<OptIntVec>("operation_authenticate_acquired",
+ intVec2OptIntVec(in_acquired));
+ return ndk::ScopedAStatus::ok();
+}
+
+::ndk::ScopedAStatus VirtualHal::setOperationEnrollError(int32_t in_error) {
+ Fingerprint::cfg().sourcedFromAidl();
+ Fingerprint::cfg().set<int32_t>("operation_enroll_error", in_error);
+ return ndk::ScopedAStatus::ok();
+}
+
+::ndk::ScopedAStatus VirtualHal::setOperationEnrollLatency(const std::vector<int32_t>& in_latency) {
+ ndk::ScopedAStatus status = sanityCheckLatency(in_latency);
+ if (!status.isOk()) {
+ return status;
+ }
+ Fingerprint::cfg().sourcedFromAidl();
+ Fingerprint::cfg().setopt<OptIntVec>("operation_enroll_latency", intVec2OptIntVec(in_latency));
+ return ndk::ScopedAStatus::ok();
+}
+
+::ndk::ScopedAStatus VirtualHal::setOperationDetectInteractionLatency(
+ const std::vector<int32_t>& in_latency) {
+ ndk::ScopedAStatus status = sanityCheckLatency(in_latency);
+ if (!status.isOk()) {
+ return status;
+ }
+ Fingerprint::cfg().sourcedFromAidl();
+ Fingerprint::cfg().setopt<OptIntVec>("operation_detect_interact_latency",
+ intVec2OptIntVec(in_latency));
+ return ndk::ScopedAStatus::ok();
+}
+
+::ndk::ScopedAStatus VirtualHal::setOperationDetectInteractionError(int32_t in_error) {
+ Fingerprint::cfg().sourcedFromAidl();
+ Fingerprint::cfg().set<int32_t>("operation_detect_interaction_error", in_error);
+ return ndk::ScopedAStatus::ok();
+}
+
+::ndk::ScopedAStatus VirtualHal::setOperationDetectInteractionDuration(int32_t in_duration) {
+ if (in_duration < 0) {
+ return ndk::ScopedAStatus(AStatus_fromServiceSpecificErrorWithMessage(
+ IVirtualHal::STATUS_INVALID_PARAMETER, "Error: duration can not be negative"));
+ }
+ Fingerprint::cfg().sourcedFromAidl();
+ Fingerprint::cfg().set<int32_t>("operation_detect_interaction_duration", in_duration);
+ return ndk::ScopedAStatus::ok();
+}
+
+::ndk::ScopedAStatus VirtualHal::setOperationDetectInteractionAcquired(
+ const std::vector<int32_t>& in_acquired) {
+ Fingerprint::cfg().sourcedFromAidl();
+ Fingerprint::cfg().setopt<OptIntVec>("operation_detect_interaction_acquired",
+ intVec2OptIntVec(in_acquired));
+ return ndk::ScopedAStatus::ok();
+}
+
+::ndk::ScopedAStatus VirtualHal::setLockout(bool in_lockout) {
+ Fingerprint::cfg().sourcedFromAidl();
+ Fingerprint::cfg().set<bool>("lockout", in_lockout);
+ return ndk::ScopedAStatus::ok();
+}
+
+::ndk::ScopedAStatus VirtualHal::setLockoutEnable(bool in_enable) {
+ Fingerprint::cfg().sourcedFromAidl();
+ Fingerprint::cfg().set<bool>("lockout_enable", in_enable);
+ return ndk::ScopedAStatus::ok();
+}
+
+::ndk::ScopedAStatus VirtualHal::setLockoutTimedThreshold(int32_t in_threshold) {
+ if (in_threshold < 0) {
+ return ndk::ScopedAStatus(AStatus_fromServiceSpecificErrorWithMessage(
+ IVirtualHal::STATUS_INVALID_PARAMETER, "Error: threshold can not be negative"));
+ }
+ Fingerprint::cfg().sourcedFromAidl();
+ Fingerprint::cfg().set<int32_t>("lockout_timed_threshold", in_threshold);
+ return ndk::ScopedAStatus::ok();
+}
+
+::ndk::ScopedAStatus VirtualHal::setLockoutTimedDuration(int32_t in_duration) {
+ if (in_duration < 0) {
+ return ndk::ScopedAStatus(AStatus_fromServiceSpecificErrorWithMessage(
+ IVirtualHal::STATUS_INVALID_PARAMETER, "Error: duration can not be negative"));
+ }
+ Fingerprint::cfg().sourcedFromAidl();
+ Fingerprint::cfg().set<int32_t>("lockout_timed_duration", in_duration);
+ return ndk::ScopedAStatus::ok();
+}
+
+::ndk::ScopedAStatus VirtualHal::setLockoutPermanentThreshold(int32_t in_threshold) {
+ if (in_threshold < 0) {
+ return ndk::ScopedAStatus(AStatus_fromServiceSpecificErrorWithMessage(
+ IVirtualHal::STATUS_INVALID_PARAMETER, "Error: threshold can not be negative"));
+ }
+ Fingerprint::cfg().sourcedFromAidl();
+ Fingerprint::cfg().set<int32_t>("lockout_permanent_threshold", in_threshold);
+ return ndk::ScopedAStatus::ok();
+}
+
+::ndk::ScopedAStatus VirtualHal::setType(
+ ::aidl::android::hardware::biometrics::fingerprint::FingerprintSensorType in_type) {
+ Fingerprint::cfg().sourcedFromAidl();
+ Fingerprint::cfg().set<std::string>("type", Fingerprint::type2String(in_type));
+ return ndk::ScopedAStatus::ok();
+}
+
+::ndk::ScopedAStatus VirtualHal::setSensorId(int32_t in_id) {
+ Fingerprint::cfg().sourcedFromAidl();
+ Fingerprint::cfg().set<int32_t>("sensor_id", in_id);
+ return ndk::ScopedAStatus::ok();
+}
+
+::ndk::ScopedAStatus VirtualHal::setSensorStrength(SensorStrength in_strength) {
+ Fingerprint::cfg().sourcedFromAidl();
+ Fingerprint::cfg().set<int32_t>("sensor_strength", (int32_t)in_strength);
+ return ndk::ScopedAStatus::ok();
+}
+
+::ndk::ScopedAStatus VirtualHal::setMaxEnrollmentPerUser(int32_t in_max) {
+ Fingerprint::cfg().sourcedFromAidl();
+ Fingerprint::cfg().set<int32_t>("max_enrollments", in_max);
+ return ndk::ScopedAStatus::ok();
+}
+
+::ndk::ScopedAStatus VirtualHal::setSensorLocation(const SensorLocation& in_loc) {
+ std::string str = std::to_string(in_loc.sensorLocationX) + ":" +
+ std::to_string(in_loc.sensorLocationY) + ":" +
+ std::to_string(in_loc.sensorRadius);
+ ;
+ Fingerprint::cfg().sourcedFromAidl();
+ Fingerprint::cfg().set<std::string>("sensor_location", str);
+ return ndk::ScopedAStatus::ok();
+}
+
+::ndk::ScopedAStatus VirtualHal::setNavigationGuesture(bool in_v) {
+ Fingerprint::cfg().sourcedFromAidl();
+ Fingerprint::cfg().set<bool>("navigation_guesture", in_v);
+ return ndk::ScopedAStatus::ok();
+}
+
+::ndk::ScopedAStatus VirtualHal::setDetectInteraction(bool in_v) {
+ Fingerprint::cfg().sourcedFromAidl();
+ Fingerprint::cfg().set<bool>("detect_interaction", in_v);
+ return ndk::ScopedAStatus::ok();
+}
+
+::ndk::ScopedAStatus VirtualHal::setDisplayTouch(bool in_v) {
+ Fingerprint::cfg().sourcedFromAidl();
+ Fingerprint::cfg().set<bool>("display_touch", in_v);
+ return ndk::ScopedAStatus::ok();
+}
+
+::ndk::ScopedAStatus VirtualHal::setControlIllumination(bool in_v) {
+ Fingerprint::cfg().sourcedFromAidl();
+ Fingerprint::cfg().set<bool>("control_illumination", in_v);
+ return ndk::ScopedAStatus::ok();
+}
+
+OptIntVec VirtualHal::intVec2OptIntVec(const std::vector<int32_t>& in_vec) {
+ OptIntVec optIntVec;
+ std::transform(in_vec.begin(), in_vec.end(), std::back_inserter(optIntVec),
+ [](int value) { return std::optional<int>(value); });
+ return optIntVec;
+}
+
+::ndk::ScopedAStatus VirtualHal::sanityCheckLatency(const std::vector<int32_t>& in_latency) {
+ if (in_latency.size() == 0 || in_latency.size() > 2) {
+ return ndk::ScopedAStatus(AStatus_fromServiceSpecificErrorWithMessage(
+ IVirtualHal::STATUS_INVALID_PARAMETER,
+ "Error: input input array must contain 1 or 2 elements"));
+ }
+
+ for (auto x : in_latency) {
+ if (x < 0) {
+ return ndk::ScopedAStatus(AStatus_fromServiceSpecificErrorWithMessage(
+ IVirtualHal::STATUS_INVALID_PARAMETER,
+ "Error: input data must not be negative"));
+ }
+ }
+
+ return ndk::ScopedAStatus::ok();
+}
+
+} // namespace aidl::android::hardware::biometrics::fingerprint
diff --git a/biometrics/fingerprint/aidl/default/fingerprint-example.xml b/biometrics/fingerprint/aidl/default/fingerprint-example.xml
index 827813f..ee529e9 100644
--- a/biometrics/fingerprint/aidl/default/fingerprint-example.xml
+++ b/biometrics/fingerprint/aidl/default/fingerprint-example.xml
@@ -1,7 +1,7 @@
<manifest version="1.0" type="device">
<hal format="aidl">
<name>android.hardware.biometrics.fingerprint</name>
- <version>4</version>
+ <version>5</version>
<fqname>IFingerprint/virtual</fqname>
</hal>
</manifest>
diff --git a/biometrics/fingerprint/aidl/default/include/Fingerprint.h b/biometrics/fingerprint/aidl/default/include/Fingerprint.h
index 1576f07..90f89cb 100644
--- a/biometrics/fingerprint/aidl/default/include/Fingerprint.h
+++ b/biometrics/fingerprint/aidl/default/include/Fingerprint.h
@@ -40,6 +40,7 @@
std::shared_ptr<ISession>* out) override;
binder_status_t dump(int fd, const char** args, uint32_t numArgs);
binder_status_t handleShellCommand(int in, int out, int err, const char** argv, uint32_t argc);
+ bool connected() { return mEngine != nullptr; }
static FingerprintConfig& cfg() {
static FingerprintConfig* cfg = nullptr;
@@ -49,9 +50,10 @@
}
return *cfg;
}
+ void resetConfigToDefault();
+ static const char* type2String(FingerprintSensorType type);
private:
- void resetConfigToDefault();
void onHelp(int);
void onSimFingerDown();
void clearConfigSysprop();
diff --git a/biometrics/fingerprint/aidl/default/include/VirtualHal.h b/biometrics/fingerprint/aidl/default/include/VirtualHal.h
new file mode 100644
index 0000000..6cc4b66
--- /dev/null
+++ b/biometrics/fingerprint/aidl/default/include/VirtualHal.h
@@ -0,0 +1,73 @@
+/*
+ * Copyright (C) 2024 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.
+ */
+
+#pragma once
+
+#include <aidl/android/hardware/biometrics/fingerprint/BnVirtualHal.h>
+
+#include "Fingerprint.h"
+
+namespace aidl::android::hardware::biometrics::fingerprint {
+
+class VirtualHal : public BnVirtualHal {
+ public:
+ VirtualHal(Fingerprint* fp) : mFp(fp) {}
+
+ ::ndk::ScopedAStatus setEnrollments(const std::vector<int32_t>& in_id) override;
+ ::ndk::ScopedAStatus setEnrollmentHit(int32_t in_hit_id) override;
+ ::ndk::ScopedAStatus setAuthenticatorId(int64_t in_id) override;
+ ::ndk::ScopedAStatus setChallenge(int64_t in_challenge) override;
+ ::ndk::ScopedAStatus setOperationAuthenticateFails(bool in_fail) override;
+ ::ndk::ScopedAStatus setOperationAuthenticateLatency(
+ const std::vector<int32_t>& in_latency) override;
+ ::ndk::ScopedAStatus setOperationAuthenticateDuration(int32_t in_duration) override;
+ ::ndk::ScopedAStatus setOperationAuthenticateError(int32_t in_error) override;
+ ::ndk::ScopedAStatus setOperationAuthenticateAcquired(
+ const std::vector<int32_t>& in_acquired) override;
+ ::ndk::ScopedAStatus setOperationEnrollError(int32_t in_error) override;
+ ::ndk::ScopedAStatus setOperationEnrollLatency(const std::vector<int32_t>& in_latency) override;
+ ::ndk::ScopedAStatus setOperationDetectInteractionLatency(
+ const std::vector<int32_t>& in_latency) override;
+ ::ndk::ScopedAStatus setOperationDetectInteractionError(int32_t in_error) override;
+ ::ndk::ScopedAStatus setOperationDetectInteractionDuration(int32_t in_duration) override;
+ ::ndk::ScopedAStatus setOperationDetectInteractionAcquired(
+ const std::vector<int32_t>& in_acquired) override;
+ ::ndk::ScopedAStatus setLockout(bool in_lockout) override;
+ ::ndk::ScopedAStatus setLockoutEnable(bool in_enable) override;
+ ::ndk::ScopedAStatus setLockoutTimedThreshold(int32_t in_threshold) override;
+ ::ndk::ScopedAStatus setLockoutTimedDuration(int32_t in_duration) override;
+ ::ndk::ScopedAStatus setLockoutPermanentThreshold(int32_t in_threshold) override;
+ ::ndk::ScopedAStatus setType(
+ ::aidl::android::hardware::biometrics::fingerprint::FingerprintSensorType in_type)
+ override;
+ ::ndk::ScopedAStatus setSensorId(int32_t in_id) override;
+ ::ndk::ScopedAStatus setSensorStrength(SensorStrength in_strength) override;
+ ::ndk::ScopedAStatus setMaxEnrollmentPerUser(int32_t in_max) override;
+ ::ndk::ScopedAStatus setSensorLocation(
+ const ::aidl::android::hardware::biometrics::fingerprint::SensorLocation& in_loc)
+ override;
+ ::ndk::ScopedAStatus setNavigationGuesture(bool in_v) override;
+ ::ndk::ScopedAStatus setDetectInteraction(bool in_v) override;
+ ::ndk::ScopedAStatus setDisplayTouch(bool in_v) override;
+ ::ndk::ScopedAStatus setControlIllumination(bool in_v) override;
+
+ private:
+ OptIntVec intVec2OptIntVec(const std::vector<int32_t>& intVec);
+ ::ndk::ScopedAStatus sanityCheckLatency(const std::vector<int32_t>& in_latency);
+ Fingerprint* mFp;
+};
+
+} // namespace aidl::android::hardware::biometrics::fingerprint
diff --git a/biometrics/fingerprint/aidl/default/main.cpp b/biometrics/fingerprint/aidl/default/main.cpp
index 7df015b..ba0c8ec 100644
--- a/biometrics/fingerprint/aidl/default/main.cpp
+++ b/biometrics/fingerprint/aidl/default/main.cpp
@@ -15,23 +15,34 @@
*/
#include "Fingerprint.h"
+#include "VirtualHal.h"
#include <android-base/logging.h>
#include <android/binder_manager.h>
#include <android/binder_process.h>
using aidl::android::hardware::biometrics::fingerprint::Fingerprint;
+using aidl::android::hardware::biometrics::fingerprint::VirtualHal;
int main() {
LOG(INFO) << "Fingerprint HAL started";
ABinderProcess_setThreadPoolMaxThreadCount(0);
std::shared_ptr<Fingerprint> hal = ndk::SharedRefBase::make<Fingerprint>();
+ auto binder = hal->asBinder();
- const std::string instance = std::string(Fingerprint::descriptor) + "/virtual";
- binder_status_t status =
- AServiceManager_registerLazyService(hal->asBinder().get(), instance.c_str());
- CHECK_EQ(status, STATUS_OK);
- AServiceManager_forceLazyServicesPersist(true);
+ std::shared_ptr<VirtualHal> hal_ext = ndk::SharedRefBase::make<VirtualHal>(hal.get());
+ auto binder_ext = hal_ext->asBinder();
+
+ if (hal->connected()) {
+ CHECK(STATUS_OK == AIBinder_setExtension(binder.get(), binder_ext.get()));
+ const std::string instance = std::string(Fingerprint::descriptor) + "/virtual";
+ binder_status_t status =
+ AServiceManager_registerLazyService(binder.get(), instance.c_str());
+ CHECK_EQ(status, STATUS_OK);
+ AServiceManager_forceLazyServicesPersist(true);
+ } else {
+ LOG(ERROR) << "Fingerprint HAL is not connected";
+ }
ABinderProcess_joinThreadPool();
return EXIT_FAILURE; // should not reach
diff --git a/biometrics/fingerprint/aidl/default/tests/VirtualHalTest.cpp b/biometrics/fingerprint/aidl/default/tests/VirtualHalTest.cpp
new file mode 100644
index 0000000..d8495d1
--- /dev/null
+++ b/biometrics/fingerprint/aidl/default/tests/VirtualHalTest.cpp
@@ -0,0 +1,232 @@
+/*
+ * Copyright (C) 2024 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 <android/binder_process.h>
+#include <fingerprint.sysprop.h>
+#include <gtest/gtest.h>
+
+#include <android-base/logging.h>
+
+#include "Fingerprint.h"
+#include "VirtualHal.h"
+
+using namespace ::android::fingerprint::virt;
+using namespace ::aidl::android::hardware::biometrics::fingerprint;
+
+namespace aidl::android::hardware::biometrics::fingerprint {
+
+class VirtualHalTest : public ::testing::Test {
+ public:
+ static const int32_t STATUS_FAILED_TO_SET_PARAMETER = 2;
+
+ protected:
+ void SetUp() override {
+ mHal = ndk::SharedRefBase::make<Fingerprint>();
+ mVhal = ndk::SharedRefBase::make<VirtualHal>(mHal.get());
+ ASSERT_TRUE(mVhal != nullptr);
+ mHal->resetConfigToDefault();
+ }
+
+ void TearDown() override { mHal->resetConfigToDefault(); }
+
+ std::shared_ptr<VirtualHal> mVhal;
+
+ ndk::ScopedAStatus validateNonNegativeInputOfInt32(const char* name,
+ ndk::ScopedAStatus (VirtualHal::*f)(int32_t),
+ const std::vector<int32_t>& in_good);
+
+ private:
+ std::shared_ptr<Fingerprint> mHal;
+};
+
+ndk::ScopedAStatus VirtualHalTest::validateNonNegativeInputOfInt32(
+ const char* name, ndk::ScopedAStatus (VirtualHal::*f)(int32_t),
+ const std::vector<int32_t>& in_params_good) {
+ ndk::ScopedAStatus status;
+ for (auto& param : in_params_good) {
+ status = (*mVhal.*f)(param);
+ if (!status.isOk()) return status;
+ if (Fingerprint::cfg().get<int32_t>(name) != param) {
+ return ndk::ScopedAStatus(AStatus_fromServiceSpecificErrorWithMessage(
+ VirtualHalTest::STATUS_FAILED_TO_SET_PARAMETER,
+ "Error: fail to set non-negative parameter"));
+ }
+ }
+
+ int32_t old_param = Fingerprint::cfg().get<int32_t>(name);
+ status = (*mVhal.*f)(-1);
+ if (status.isOk()) {
+ return ndk::ScopedAStatus(AStatus_fromServiceSpecificErrorWithMessage(
+ VirtualHalTest::STATUS_FAILED_TO_SET_PARAMETER, "Error: should return NOK"));
+ }
+ if (status.getServiceSpecificError() != IVirtualHal::STATUS_INVALID_PARAMETER) {
+ return ndk::ScopedAStatus(AStatus_fromServiceSpecificErrorWithMessage(
+ VirtualHalTest::STATUS_FAILED_TO_SET_PARAMETER,
+ "Error: unexpected return error code"));
+ }
+ if (Fingerprint::cfg().get<int32_t>(name) != old_param) {
+ return ndk::ScopedAStatus(AStatus_fromServiceSpecificErrorWithMessage(
+ VirtualHalTest::STATUS_FAILED_TO_SET_PARAMETER,
+ "Error: unexpected parameter change on failed attempt"));
+ }
+ return ndk::ScopedAStatus::ok();
+}
+
+TEST_F(VirtualHalTest, init) {
+ mVhal->setLockout(false);
+ ASSERT_TRUE(Fingerprint::cfg().get<bool>("lockout") == false);
+ ASSERT_TRUE(Fingerprint::cfg().get<std::string>("type") == "rear");
+ ASSERT_TRUE(Fingerprint::cfg().get<std::int32_t>("sensor_strength") == 2);
+ std::int64_t id = Fingerprint::cfg().get<std::int64_t>("authenticator_id");
+ ASSERT_TRUE(Fingerprint::cfg().get<std::int64_t>("authenticator_id") == 0);
+ ASSERT_TRUE(Fingerprint::cfg().getopt<OptIntVec>("enrollments") == OptIntVec());
+}
+
+TEST_F(VirtualHalTest, enrollment_hit_int32) {
+ mVhal->setEnrollmentHit(11);
+ ASSERT_TRUE(Fingerprint::cfg().get<int32_t>("enrollment_hit") == 11);
+}
+
+TEST_F(VirtualHalTest, authenticator_id_int64) {
+ mVhal->setAuthenticatorId(12345678900);
+ ASSERT_TRUE(Fingerprint::cfg().get<int64_t>("authenticator_id") == 12345678900);
+}
+
+TEST_F(VirtualHalTest, opeationAuthenticateFails_bool) {
+ mVhal->setOperationAuthenticateFails(true);
+ ASSERT_TRUE(Fingerprint::cfg().get<bool>("operation_authenticate_fails"));
+}
+
+TEST_F(VirtualHalTest, operationAuthenticateAcquired_int32_vector) {
+ std::vector<int32_t> ac{1, 2, 3, 4, 5, 6, 7};
+ mVhal->setOperationAuthenticateAcquired(ac);
+ OptIntVec ac_get = Fingerprint::cfg().getopt<OptIntVec>("operation_authenticate_acquired");
+ ASSERT_TRUE(ac_get.size() == ac.size());
+ for (int i = 0; i < ac.size(); i++) {
+ ASSERT_TRUE(ac[i] == ac_get[i]);
+ }
+}
+
+TEST_F(VirtualHalTest, type) {
+ struct {
+ FingerprintSensorType type;
+ const char* typeStr;
+ } typeMap[] = {{FingerprintSensorType::REAR, "rear"},
+ {FingerprintSensorType::POWER_BUTTON, "side"},
+ {FingerprintSensorType::UNDER_DISPLAY_OPTICAL, "udfps"},
+ {FingerprintSensorType::UNDER_DISPLAY_ULTRASONIC, "udfps"},
+ {FingerprintSensorType::UNKNOWN, "unknown"}};
+ for (auto const& x : typeMap) {
+ mVhal->setType(x.type);
+ ASSERT_TRUE(Fingerprint::cfg().get<std::string>("type") == x.typeStr);
+ }
+}
+
+TEST_F(VirtualHalTest, sensorStrength) {
+ SensorStrength strengths[] = {SensorStrength::CONVENIENCE, SensorStrength::WEAK,
+ SensorStrength::STRONG};
+
+ for (auto const& strength : strengths) {
+ mVhal->setSensorStrength(strength);
+ ASSERT_TRUE(Fingerprint::cfg().get<int32_t>("sensor_strength") == (int32_t)(strength));
+ }
+}
+
+TEST_F(VirtualHalTest, sensorLocation) {
+ SensorLocation loc = {.sensorLocationX = 1, .sensorLocationY = 2, .sensorRadius = 3};
+ mVhal->setSensorLocation(loc);
+ ASSERT_TRUE(Fingerprint::cfg().get<std::string>("sensor_location") == "1:2:3");
+}
+
+TEST_F(VirtualHalTest, setLatency) {
+ ndk::ScopedAStatus status;
+ std::vector<int32_t> in_lats[] = {{1}, {2, 3}, {5, 4}};
+ for (auto const& in_lat : in_lats) {
+ status = mVhal->setOperationAuthenticateLatency(in_lat);
+ ASSERT_TRUE(status.isOk());
+ OptIntVec out_lat = Fingerprint::cfg().getopt<OptIntVec>("operation_authenticate_latency");
+ ASSERT_TRUE(in_lat.size() == out_lat.size());
+ for (int i = 0; i < in_lat.size(); i++) {
+ ASSERT_TRUE(in_lat[i] == out_lat[i]);
+ }
+ }
+
+ std::vector<int32_t> bad_in_lats[] = {{}, {1, 2, 3}, {1, -3}};
+ for (auto const& in_lat : bad_in_lats) {
+ status = mVhal->setOperationAuthenticateLatency(in_lat);
+ ASSERT_TRUE(!status.isOk());
+ ASSERT_TRUE(status.getServiceSpecificError() == IVirtualHal::STATUS_INVALID_PARAMETER);
+ }
+}
+
+TEST_F(VirtualHalTest, setOperationAuthenticateDuration) {
+ ndk::ScopedAStatus status = validateNonNegativeInputOfInt32(
+ "operation_authenticate_duration", &IVirtualHal::setOperationAuthenticateDuration,
+ {0, 33});
+ ASSERT_TRUE(status.isOk());
+}
+
+TEST_F(VirtualHalTest, setOperationDetectInteractionDuration) {
+ ndk::ScopedAStatus status = validateNonNegativeInputOfInt32(
+ "operation_detect_interaction_duration",
+ &IVirtualHal::setOperationDetectInteractionDuration, {0, 34});
+ ASSERT_TRUE(status.isOk());
+}
+
+TEST_F(VirtualHalTest, setLockoutTimedDuration) {
+ ndk::ScopedAStatus status = validateNonNegativeInputOfInt32(
+ "lockout_timed_duration", &IVirtualHal::setLockoutTimedDuration, {0, 35});
+ ASSERT_TRUE(status.isOk());
+}
+
+TEST_F(VirtualHalTest, setLockoutTimedThreshold) {
+ ndk::ScopedAStatus status = validateNonNegativeInputOfInt32(
+ "lockout_timed_threshold", &IVirtualHal::setLockoutTimedThreshold, {0, 36});
+ ASSERT_TRUE(status.isOk());
+}
+
+TEST_F(VirtualHalTest, setLockoutPermanentThreshold) {
+ ndk::ScopedAStatus status = validateNonNegativeInputOfInt32(
+ "lockout_permanent_threshold", &IVirtualHal::setLockoutPermanentThreshold, {0, 37});
+ ASSERT_TRUE(status.isOk());
+}
+
+TEST_F(VirtualHalTest, setOthers) {
+ // Verify that there is no CHECK() failures
+ mVhal->setEnrollments({7, 6, 5});
+ mVhal->setChallenge(111222333444555666);
+ mVhal->setOperationAuthenticateError(4);
+ mVhal->setOperationEnrollError(5);
+ mVhal->setOperationEnrollLatency({4, 5});
+ mVhal->setOperationDetectInteractionError(6);
+ mVhal->setOperationDetectInteractionAcquired({4, 3, 2});
+ mVhal->setLockout(false);
+ mVhal->setLockoutEnable(false);
+ mVhal->setSensorId(5);
+ mVhal->setMaxEnrollmentPerUser(6);
+ mVhal->setNavigationGuesture(false);
+ mVhal->setDetectInteraction(false);
+ mVhal->setDisplayTouch(false);
+ mVhal->setControlIllumination(false);
+}
+
+} // namespace aidl::android::hardware::biometrics::fingerprint
+
+int main(int argc, char** argv) {
+ testing::InitGoogleTest(&argc, argv);
+ ABinderProcess_startThreadPool();
+ return RUN_ALL_TESTS();
+}