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sm7250-common: Move to common Xiaomi fingerprint HIDL

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Change-Id: I6c29a831e985ee440c92a98aad8d33f25b9e5b2d
This commit is contained in:
SebaUbuntu 2022-05-28 22:47:16 +02:00 committed by xSylla
parent 6f9358f8c9
commit a6624039b5
15 changed files with 14 additions and 899 deletions
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2
BoardConfigCommon.mk
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@ -79,7 +79,7 @@ SOONG_CONFIG_XIAOMI_LITO_FINGERPRINT := FOD
SOONG_CONFIG_XIAOMI_LITO_FINGERPRINT_FOD ?= false
ifeq ($(TARGET_HAS_FOD),true)
SOONG_CONFIG_XIAOMI_LITO_FINGERPRINT_FOD := true
TARGET_SURFACEFLINGER_UDFPS_LIB := //$(COMMON_PATH):libudfps_extension.xiaomi_lito
TARGET_SURFACEFLINGER_UDFPS_LIB := //hardware/xiaomi:libudfps_extension.xiaomi
endif
# FM

44
biometrics/Android.bp
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@ -1,44 +0,0 @@
soong_config_module_type {
name: "xiaomi_lito_fingerprint_hal_cc_defaults",
module_type: "cc_defaults",
config_namespace: "XIAOMI_LITO_FINGERPRINT",
bool_variables: ["FOD"],
properties: ["cppflags"],
}
xiaomi_lito_fingerprint_hal_cc_defaults {
name: "xiaomi_lito_fingerprint_hal_defaults",
soong_config_variables: {
FOD: {
cppflags: ["-DFOD"],
},
},
}
cc_binary {
name: "android.hardware.biometrics.fingerprint@2.3-service.xiaomi_lito",
defaults: [
"hidl_defaults",
"xiaomi_lito_fingerprint_hal_defaults",
],
relative_install_path: "hw",
init_rc: ["android.hardware.biometrics.fingerprint@2.3-service.xiaomi_lito.rc"],
vintf_fragments: ["android.hardware.biometrics.fingerprint@2.3-service.xiaomi_lito.xml"],
srcs: [
"BiometricsFingerprint.cpp",
"service.cpp",
],
shared_libs: [
"libbase",
"libcutils",
"liblog",
"libhidlbase",
"libhardware",
"libutils",
"android.hardware.biometrics.fingerprint@2.1",
"android.hardware.biometrics.fingerprint@2.2",
"android.hardware.biometrics.fingerprint@2.3",
"//hardware/xiaomi:vendor.xiaomi.hardware.fingerprintextension@1.0",
],
vendor: true,
}

452
biometrics/BiometricsFingerprint.cpp
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@ -1,452 +0,0 @@
/*
* Copyright (C) 2017 The Android Open Source Project
* Copyright (C) 2021 The LineageOS 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.
*/
#define LOG_TAG "android.hardware.biometrics.fingerprint@2.3-service.xiaomi_lito"
#define LOG_VERBOSE "android.hardware.biometrics.fingerprint@2.3-service.xiaomi_lito"
#include <android-base/logging.h>
#include <hardware/hw_auth_token.h>
#include "xiaomi_fingerprint.h"
#include "BiometricsFingerprint.h"
#include <inttypes.h>
#include <poll.h>
#include <thread>
#include <unistd.h>
namespace android {
namespace hardware {
namespace biometrics {
namespace fingerprint {
namespace V2_3 {
namespace implementation {
// Supported fingerprint HAL version
static const uint16_t kVersion = HARDWARE_MODULE_API_VERSION(2, 1);
// List of fingerprint HALs
static const char *kHALClasses[] = {
"fpc",
"goodix_fod",
"goodix_fod6",
};
using RequestStatus =
android::hardware::biometrics::fingerprint::V2_1::RequestStatus;
BiometricsFingerprint *BiometricsFingerprint::sInstance = nullptr;
#define COMMAND_NIT 10
#define PARAM_NIT_FOD 1
#define PARAM_NIT_NONE 0
#define FOD_UI_PATH "/sys/devices/platform/soc/soc:qcom,dsi-display-primary/fod_ui"
static bool readBool(int fd) {
char c;
int rc;
rc = lseek(fd, 0, SEEK_SET);
if (rc) {
LOG(ERROR) << "failed to seek fd, err: " << rc;
return false;
}
rc = read(fd, &c, sizeof(char));
if (rc != 1) {
LOG(ERROR) << "failed to read bool from fd, err: " << rc;
return false;
}
return c != '0';
}
BiometricsFingerprint::BiometricsFingerprint() : mClientCallback(nullptr), mDevice(nullptr) {
sInstance = this; // keep track of the most recent instance
for (const auto& class_name : kHALClasses) {
mDevice = openHal(class_name);
if (!mDevice) {
ALOGE("Can't open HAL module, class %s", class_name);
} else {
ALOGI("Opened fingerprint HAL, class %s", class_name);
break;
}
}
#ifdef FOD
std::thread([this]() {
int fd = open(FOD_UI_PATH, O_RDONLY);
if (fd < 0) {
LOG(ERROR) << "failed to open fd, err: " << fd;
return;
}
struct pollfd fodUiPoll = {
.fd = fd,
.events = POLLERR | POLLPRI,
.revents = 0,
};
while (true) {
int rc = poll(&fodUiPoll, 1, -1);
if (rc < 0) {
LOG(ERROR) << "failed to poll fd, err: " << rc;
continue;
}
extCmd(COMMAND_NIT, readBool(fd) ? PARAM_NIT_FOD : PARAM_NIT_NONE);
}
}).detach();
#endif
}
BiometricsFingerprint::~BiometricsFingerprint() {
ALOGV("~BiometricsFingerprint()");
if (mDevice == nullptr) {
ALOGE("No valid device");
return;
}
int err;
if (0 != (err = mDevice->common.close(
reinterpret_cast<hw_device_t*>(mDevice)))) {
ALOGE("Can't close fingerprint module, error: %d", err);
return;
}
mDevice = nullptr;
}
Return<RequestStatus> BiometricsFingerprint::ErrorFilter(int32_t error) {
switch(error) {
case 0: return RequestStatus::SYS_OK;
case -2: return RequestStatus::SYS_ENOENT;
case -4: return RequestStatus::SYS_EINTR;
case -5: return RequestStatus::SYS_EIO;
case -11: return RequestStatus::SYS_EAGAIN;
case -12: return RequestStatus::SYS_ENOMEM;
case -13: return RequestStatus::SYS_EACCES;
case -14: return RequestStatus::SYS_EFAULT;
case -16: return RequestStatus::SYS_EBUSY;
case -22: return RequestStatus::SYS_EINVAL;
case -28: return RequestStatus::SYS_ENOSPC;
case -110: return RequestStatus::SYS_ETIMEDOUT;
default:
ALOGE("An unknown error returned from fingerprint vendor library: %d", error);
return RequestStatus::SYS_UNKNOWN;
}
}
// Translate from errors returned by traditional HAL (see fingerprint.h) to
// HIDL-compliant FingerprintError.
FingerprintError BiometricsFingerprint::VendorErrorFilter(int32_t error,
int32_t* vendorCode) {
*vendorCode = 0;
switch(error) {
case FINGERPRINT_ERROR_HW_UNAVAILABLE:
return FingerprintError::ERROR_HW_UNAVAILABLE;
case FINGERPRINT_ERROR_UNABLE_TO_PROCESS:
return FingerprintError::ERROR_UNABLE_TO_PROCESS;
case FINGERPRINT_ERROR_TIMEOUT:
return FingerprintError::ERROR_TIMEOUT;
case FINGERPRINT_ERROR_NO_SPACE:
return FingerprintError::ERROR_NO_SPACE;
case FINGERPRINT_ERROR_CANCELED:
return FingerprintError::ERROR_CANCELED;
case FINGERPRINT_ERROR_UNABLE_TO_REMOVE:
return FingerprintError::ERROR_UNABLE_TO_REMOVE;
case FINGERPRINT_ERROR_LOCKOUT:
return FingerprintError::ERROR_LOCKOUT;
default:
if (error >= FINGERPRINT_ERROR_VENDOR_BASE) {
// vendor specific code.
*vendorCode = error - FINGERPRINT_ERROR_VENDOR_BASE;
return FingerprintError::ERROR_VENDOR;
}
}
ALOGE("Unknown error from fingerprint vendor library: %d", error);
return FingerprintError::ERROR_UNABLE_TO_PROCESS;
}
// Translate acquired messages returned by traditional HAL (see fingerprint.h)
// to HIDL-compliant FingerprintAcquiredInfo.
FingerprintAcquiredInfo BiometricsFingerprint::VendorAcquiredFilter(
int32_t info, int32_t* vendorCode) {
*vendorCode = 0;
switch(info) {
case FINGERPRINT_ACQUIRED_GOOD:
return FingerprintAcquiredInfo::ACQUIRED_GOOD;
case FINGERPRINT_ACQUIRED_PARTIAL:
return FingerprintAcquiredInfo::ACQUIRED_PARTIAL;
case FINGERPRINT_ACQUIRED_INSUFFICIENT:
return FingerprintAcquiredInfo::ACQUIRED_INSUFFICIENT;
case FINGERPRINT_ACQUIRED_IMAGER_DIRTY:
return FingerprintAcquiredInfo::ACQUIRED_IMAGER_DIRTY;
case FINGERPRINT_ACQUIRED_TOO_SLOW:
return FingerprintAcquiredInfo::ACQUIRED_TOO_SLOW;
case FINGERPRINT_ACQUIRED_TOO_FAST:
return FingerprintAcquiredInfo::ACQUIRED_TOO_FAST;
default:
if (info >= FINGERPRINT_ACQUIRED_VENDOR_BASE) {
// vendor specific code.
*vendorCode = info - FINGERPRINT_ACQUIRED_VENDOR_BASE;
return FingerprintAcquiredInfo::ACQUIRED_VENDOR;
}
}
ALOGE("Unknown acquiredmsg from fingerprint vendor library: %d", info);
return FingerprintAcquiredInfo::ACQUIRED_INSUFFICIENT;
}
Return<uint64_t> BiometricsFingerprint::setNotify(
const sp<IBiometricsFingerprintClientCallback>& clientCallback) {
std::lock_guard<std::mutex> lock(mClientCallbackMutex);
mClientCallback = clientCallback;
// This is here because HAL 2.1 doesn't have a way to propagate a
// unique token for its driver. Subsequent versions should send a unique
// token for each call to setNotify(). This is fine as long as there's only
// one fingerprint device on the platform.
return reinterpret_cast<uint64_t>(mDevice);
}
Return<uint64_t> BiometricsFingerprint::preEnroll() {
return mDevice->pre_enroll(mDevice);
}
Return<RequestStatus> BiometricsFingerprint::enroll(const hidl_array<uint8_t, 69>& hat,
uint32_t gid, uint32_t timeoutSec) {
const hw_auth_token_t* authToken =
reinterpret_cast<const hw_auth_token_t*>(hat.data());
return ErrorFilter(mDevice->enroll(mDevice, authToken, gid, timeoutSec));
}
Return<RequestStatus> BiometricsFingerprint::postEnroll() {
return ErrorFilter(mDevice->post_enroll(mDevice));
}
Return<uint64_t> BiometricsFingerprint::getAuthenticatorId() {
return mDevice->get_authenticator_id(mDevice);
}
Return<RequestStatus> BiometricsFingerprint::cancel() {
return ErrorFilter(mDevice->cancel(mDevice));
}
Return<RequestStatus> BiometricsFingerprint::enumerate() {
return ErrorFilter(mDevice->enumerate(mDevice));
}
Return<RequestStatus> BiometricsFingerprint::remove(uint32_t gid, uint32_t fid) {
return ErrorFilter(mDevice->remove(mDevice, gid, fid));
}
Return<RequestStatus> BiometricsFingerprint::setActiveGroup(uint32_t gid,
const hidl_string& storePath) {
if (storePath.size() >= PATH_MAX || storePath.size() <= 0) {
ALOGE("Bad path length: %zd", storePath.size());
return RequestStatus::SYS_EINVAL;
}
if (access(storePath.c_str(), W_OK)) {
return RequestStatus::SYS_EINVAL;
}
return ErrorFilter(mDevice->set_active_group(mDevice, gid,
storePath.c_str()));
}
Return<RequestStatus> BiometricsFingerprint::authenticate(uint64_t operationId,
uint32_t gid) {
return ErrorFilter(mDevice->authenticate(mDevice, operationId, gid));
}
IBiometricsFingerprint* BiometricsFingerprint::getInstance() {
if (!sInstance) {
sInstance = new BiometricsFingerprint();
}
return sInstance;
}
IXiaomiFingerprint* BiometricsFingerprint::getXiaomiInstance() {
if (!sInstance) {
sInstance = new BiometricsFingerprint();
}
return sInstance;
}
xiaomi_fingerprint_device_t* BiometricsFingerprint::openHal(const char *class_name) {
int err;
const hw_module_t *hw_mdl = nullptr;
ALOGD("Opening fingerprint hal library...");
if (0 != (err = hw_get_module_by_class(FINGERPRINT_HARDWARE_MODULE_ID, class_name, &hw_mdl))) {
ALOGE("Can't open fingerprint HW Module, class %s, error: %d", class_name, err);
return nullptr;
}
if (hw_mdl == nullptr) {
ALOGE("No valid fingerprint module, class %s", class_name);
return nullptr;
}
fingerprint_module_t const *module =
reinterpret_cast<const fingerprint_module_t*>(hw_mdl);
if (module->common.methods->open == nullptr) {
ALOGE("No valid open method, class %s", class_name);
return nullptr;
}
hw_device_t *device = nullptr;
if (0 != (err = module->common.methods->open(hw_mdl, nullptr, &device))) {
ALOGE("Can't open fingerprint methods, class %s, error: %d", class_name, err);
return nullptr;
}
if (kVersion != device->version) {
// enforce version on new devices because of HIDL@2.1 translation layer
ALOGE("Wrong fp version, class %s. Expected %d, got %d", class_name, kVersion, device->version);
return nullptr;
}
xiaomi_fingerprint_device_t* fp_device =
reinterpret_cast<xiaomi_fingerprint_device_t*>(device);
if (0 != (err =
fp_device->set_notify(fp_device, BiometricsFingerprint::notify))) {
ALOGE("Can't register fingerprint module callback, class %s, error: %d", class_name, err);
return nullptr;
}
return fp_device;
}
void BiometricsFingerprint::notify(const fingerprint_msg_t *msg) {
BiometricsFingerprint* thisPtr = static_cast<BiometricsFingerprint*>(
BiometricsFingerprint::getInstance());
std::lock_guard<std::mutex> lock(thisPtr->mClientCallbackMutex);
if (thisPtr == nullptr || thisPtr->mClientCallback == nullptr) {
ALOGE("Receiving callbacks before the client callback is registered.");
return;
}
const uint64_t devId = reinterpret_cast<uint64_t>(thisPtr->mDevice);
switch (msg->type) {
case FINGERPRINT_ERROR: {
int32_t vendorCode = 0;
FingerprintError result = VendorErrorFilter(msg->data.error, &vendorCode);
ALOGD("onError(%d)", result);
if (!thisPtr->mClientCallback->onError(devId, result, vendorCode).isOk()) {
ALOGE("failed to invoke fingerprint onError callback");
}
}
break;
case FINGERPRINT_ACQUIRED: {
int32_t vendorCode = 0;
FingerprintAcquiredInfo result =
VendorAcquiredFilter(msg->data.acquired.acquired_info, &vendorCode);
ALOGD("onAcquired(%d)", result);
if (!thisPtr->mClientCallback->onAcquired(devId, result, vendorCode).isOk()) {
ALOGE("failed to invoke fingerprint onAcquired callback");
}
}
break;
case FINGERPRINT_TEMPLATE_ENROLLING:
ALOGD("onEnrollResult(fid=%d, gid=%d, rem=%d)",
msg->data.enroll.finger.fid,
msg->data.enroll.finger.gid,
msg->data.enroll.samples_remaining);
if (!thisPtr->mClientCallback->onEnrollResult(devId,
msg->data.enroll.finger.fid,
msg->data.enroll.finger.gid,
msg->data.enroll.samples_remaining).isOk()) {
ALOGE("failed to invoke fingerprint onEnrollResult callback");
}
break;
case FINGERPRINT_TEMPLATE_REMOVED:
ALOGD("onRemove(fid=%d, gid=%d, rem=%d)",
msg->data.removed.finger.fid,
msg->data.removed.finger.gid,
msg->data.removed.remaining_templates);
if (!thisPtr->mClientCallback->onRemoved(devId,
msg->data.removed.finger.fid,
msg->data.removed.finger.gid,
msg->data.removed.remaining_templates).isOk()) {
ALOGE("failed to invoke fingerprint onRemoved callback");
}
break;
case FINGERPRINT_AUTHENTICATED:
if (msg->data.authenticated.finger.fid != 0) {
ALOGD("onAuthenticated(fid=%d, gid=%d)",
msg->data.authenticated.finger.fid,
msg->data.authenticated.finger.gid);
const uint8_t* hat =
reinterpret_cast<const uint8_t *>(&msg->data.authenticated.hat);
const hidl_vec<uint8_t> token(
std::vector<uint8_t>(hat, hat + sizeof(msg->data.authenticated.hat)));
if (!thisPtr->mClientCallback->onAuthenticated(devId,
msg->data.authenticated.finger.fid,
msg->data.authenticated.finger.gid,
token).isOk()) {
ALOGE("failed to invoke fingerprint onAuthenticated callback");
}
} else {
// Not a recognized fingerprint
if (!thisPtr->mClientCallback->onAuthenticated(devId,
msg->data.authenticated.finger.fid,
msg->data.authenticated.finger.gid,
hidl_vec<uint8_t>()).isOk()) {
ALOGE("failed to invoke fingerprint onAuthenticated callback");
}
}
break;
case FINGERPRINT_TEMPLATE_ENUMERATING:
ALOGD("onEnumerate(fid=%d, gid=%d, rem=%d)",
msg->data.enumerated.finger.fid,
msg->data.enumerated.finger.gid,
msg->data.enumerated.remaining_templates);
if (!thisPtr->mClientCallback->onEnumerate(devId,
msg->data.enumerated.finger.fid,
msg->data.enumerated.finger.gid,
msg->data.enumerated.remaining_templates).isOk()) {
ALOGE("failed to invoke fingerprint onEnumerate callback");
}
break;
}
}
Return<bool> BiometricsFingerprint::isUdfps(uint32_t /*sensorId*/) {
#if FOD
return true;
#else
return false;
#endif
}
Return<void> BiometricsFingerprint::onFingerDown(uint32_t /*x*/, uint32_t /*y*/,
float /*minor*/, float /*major*/) {
return Void();
}
Return<void> BiometricsFingerprint::onFingerUp() {
return Void();
}
Return<int32_t> BiometricsFingerprint::extCmd(int32_t cmd, int32_t param) {
return mDevice->extCmd(mDevice, cmd, param);
}
} // namespace implementation
} // namespace V2_3
} // namespace fingerprint
} // namespace biometrics
} // namespace hardware
} // namespace android

97
biometrics/BiometricsFingerprint.h
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@ -1,97 +0,0 @@
/*
* Copyright (C) 2017 The Android Open Source Project
* Copyright (C) 2021 The LineageOS 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.
*/
#ifndef ANDROID_HARDWARE_BIOMETRICS_FINGERPRINT_V2_3_BIOMETRICSFINGERPRINT_H
#define ANDROID_HARDWARE_BIOMETRICS_FINGERPRINT_V2_3_BIOMETRICSFINGERPRINT_H
#include <log/log.h>
#include <android/log.h>
#include "xiaomi_fingerprint.h"
#include <hidl/MQDescriptor.h>
#include <hidl/Status.h>
#include <android/hardware/biometrics/fingerprint/2.3/IBiometricsFingerprint.h>
#include <vendor/xiaomi/hardware/fingerprintextension/1.0/IXiaomiFingerprint.h>
namespace android {
namespace hardware {
namespace biometrics {
namespace fingerprint {
namespace V2_3 {
namespace implementation {
using ::android::hardware::biometrics::fingerprint::V2_3::IBiometricsFingerprint;
using ::android::hardware::biometrics::fingerprint::V2_1::FingerprintAcquiredInfo;
using ::android::hardware::biometrics::fingerprint::V2_1::FingerprintError;
using ::android::hardware::biometrics::fingerprint::V2_1::IBiometricsFingerprintClientCallback;
using ::android::hardware::biometrics::fingerprint::V2_1::RequestStatus;
using ::android::hardware::Return;
using ::android::hardware::Void;
using ::android::hardware::hidl_vec;
using ::android::hardware::hidl_string;
using ::android::sp;
using ::vendor::xiaomi::hardware::fingerprintextension::V1_0::IXiaomiFingerprint;
struct BiometricsFingerprint : public IBiometricsFingerprint, public IXiaomiFingerprint {
public:
BiometricsFingerprint();
~BiometricsFingerprint();
// Method to wrap legacy HAL with BiometricsFingerprint class
static IBiometricsFingerprint* getInstance();
static IXiaomiFingerprint* getXiaomiInstance();
// Methods from ::android::hardware::biometrics::fingerprint::V2_1::IBiometricsFingerprint follow.
Return<uint64_t> setNotify(const sp<IBiometricsFingerprintClientCallback>& clientCallback) override;
Return<uint64_t> preEnroll() override;
Return<RequestStatus> enroll(const hidl_array<uint8_t, 69>& hat, uint32_t gid, uint32_t timeoutSec) override;
Return<RequestStatus> postEnroll() override;
Return<uint64_t> getAuthenticatorId() override;
Return<RequestStatus> cancel() override;
Return<RequestStatus> enumerate() override;
Return<RequestStatus> remove(uint32_t gid, uint32_t fid) override;
Return<RequestStatus> setActiveGroup(uint32_t gid, const hidl_string& storePath) override;
Return<RequestStatus> authenticate(uint64_t operationId, uint32_t gid) override;
// Methods from ::android::hardware::biometrics::fingerprint::V2_3::IBiometricsFingerprint follow.
Return<bool> isUdfps(uint32_t sensorId) override;
Return<void> onFingerDown(uint32_t x, uint32_t y, float minor, float major) override;
Return<void> onFingerUp() override;
// Methods from ::vendor::xiaomi::hardware::fingerprintextension::V1_0::IXiaomiFingerprint follow.
Return<int32_t> extCmd(int32_t cmd, int32_t param) override;
private:
static xiaomi_fingerprint_device_t* openHal(const char *class_name);
static void notify(const fingerprint_msg_t *msg); /* Static callback for legacy HAL implementation */
static Return<RequestStatus> ErrorFilter(int32_t error);
static FingerprintError VendorErrorFilter(int32_t error, int32_t* vendorCode);
static FingerprintAcquiredInfo VendorAcquiredFilter(int32_t error, int32_t* vendorCode);
static BiometricsFingerprint* sInstance;
std::mutex mClientCallbackMutex;
sp<IBiometricsFingerprintClientCallback> mClientCallback;
xiaomi_fingerprint_device_t *mDevice;
};
} // namespace implementation
} // namespace V2_3
} // namespace fingerprint
} // namespace biometrics
} // namespace hardware
} // namespace android
#endif // ANDROID_HARDWARE_BIOMETRICS_FINGERPRINT_V2_3_BIOMETRICSFINGERPRINT_H

20
biometrics/android.hardware.biometrics.fingerprint@2.3-service.xiaomi_lito.xml
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@ -1,20 +0,0 @@
<manifest version="1.0" type="device">
<hal format="hidl">
<name>android.hardware.biometrics.fingerprint</name>
<transport>hwbinder</transport>
<version>2.3</version>
<interface>
<name>IBiometricsFingerprint</name>
<instance>default</instance>
</interface>
</hal>
<hal format="hidl">
<name>vendor.xiaomi.hardware.fingerprintextension</name>
<transport>hwbinder</transport>
<version>1.0</version>
<interface>
<name>IXiaomiFingerprint</name>
<instance>default</instance>
</interface>
</hal>
</manifest>

59
biometrics/service.cpp
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@ -1,59 +0,0 @@
/*
* Copyright (C) 2017 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.
*/
#define LOG_TAG "android.hardware.biometrics.fingerprint@2.3-service.xiaomi_lito"
#include <android/log.h>
#include <hidl/HidlSupport.h>
#include <hidl/HidlTransportSupport.h>
#include <android/hardware/biometrics/fingerprint/2.3/IBiometricsFingerprint.h>
#include <android/hardware/biometrics/fingerprint/2.2/types.h>
#include <vendor/xiaomi/hardware/fingerprintextension/1.0/IXiaomiFingerprint.h>
#include "BiometricsFingerprint.h"
using android::hardware::biometrics::fingerprint::V2_3::IBiometricsFingerprint;
using android::hardware::biometrics::fingerprint::V2_3::implementation::BiometricsFingerprint;
using android::hardware::configureRpcThreadpool;
using android::hardware::joinRpcThreadpool;
using android::sp;
using vendor::xiaomi::hardware::fingerprintextension::V1_0::IXiaomiFingerprint;
int main() {
android::sp<IBiometricsFingerprint> bio = BiometricsFingerprint::getInstance();
android::sp<IXiaomiFingerprint> xfe = BiometricsFingerprint::getXiaomiInstance();
configureRpcThreadpool(1, true /*callerWillJoin*/);
if (bio != nullptr) {
if (::android::OK != bio->registerAsService()) {
return 1;
}
} else {
ALOGE("Can't create instance of BiometricsFingerprint, nullptr");
}
if (xfe != nullptr) {
if (::android::OK != xfe->registerAsService()) {
return 1;
}
} else {
ALOGE("Can't create instance of XiaomiFingerprint, nullptr");
}
joinRpcThreadpool();
return 0; // should never get here
}

172
biometrics/xiaomi_fingerprint.h
View File

@ -1,172 +0,0 @@
/*
* Copyright (C) 2021 The LineageOS 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.
*/
#ifndef XIAOMI_FINGERPRINT_H
#define XIAOMI_FINGERPRINT_H
#include <hardware/hardware.h>
#include <hardware/fingerprint.h>
typedef struct xiaomi_fingerprint_device {
/**
* Common methods of the fingerprint device. This *must* be the first member
* of fingerprint_device as users of this structure will cast a hw_device_t
* to fingerprint_device pointer in contexts where it's known
* the hw_device_t references a fingerprint_device.
*/
struct hw_device_t common;
/*
* Client provided callback function to receive notifications.
* Do not set by hand, use the function above instead.
*/
fingerprint_notify_t notify;
/*
* Set notification callback:
* Registers a user function that would receive notifications from the HAL
* The call will block if the HAL state machine is in busy state until HAL
* leaves the busy state.
*
* Function return: 0 if callback function is successfuly registered
* or a negative number in case of error, generally from the errno.h set.
*/
int (*set_notify)(struct xiaomi_fingerprint_device *dev, fingerprint_notify_t notify);
/*
* Fingerprint pre-enroll enroll request:
* Generates a unique token to upper layers to indicate the start of an enrollment transaction.
* This token will be wrapped by security for verification and passed to enroll() for
* verification before enrollment will be allowed. This is to ensure adding a new fingerprint
* template was preceded by some kind of credential confirmation (e.g. device password).
*
* Function return: 0 if function failed
* otherwise, a uint64_t of token
*/
uint64_t (*pre_enroll)(struct xiaomi_fingerprint_device *dev);
/*
* Fingerprint enroll request:
* Switches the HAL state machine to collect and store a new fingerprint
* template. Switches back as soon as enroll is complete
* (fingerprint_msg.type == FINGERPRINT_TEMPLATE_ENROLLING &&
* fingerprint_msg.data.enroll.samples_remaining == 0)
* or after timeout_sec seconds.
* The fingerprint template will be assigned to the group gid. User has a choice
* to supply the gid or set it to 0 in which case a unique group id will be generated.
*
* Function return: 0 if enrollment process can be successfully started
* or a negative number in case of error, generally from the errno.h set.
* A notify() function may be called indicating the error condition.
*/
int (*enroll)(struct xiaomi_fingerprint_device *dev, const hw_auth_token_t *hat,
uint32_t gid, uint32_t timeout_sec);
/*
* Finishes the enroll operation and invalidates the pre_enroll() generated challenge.
* This will be called at the end of a multi-finger enrollment session to indicate
* that no more fingers will be added.
*
* Function return: 0 if the request is accepted
* or a negative number in case of error, generally from the errno.h set.
*/
int (*post_enroll)(struct xiaomi_fingerprint_device *dev);
/*
* get_authenticator_id:
* Returns a token associated with the current fingerprint set. This value will
* change whenever a new fingerprint is enrolled, thus creating a new fingerprint
* set.
*
* Function return: current authenticator id or 0 if function failed.
*/
uint64_t (*get_authenticator_id)(struct xiaomi_fingerprint_device *dev);
/*
* Cancel pending enroll or authenticate, sending FINGERPRINT_ERROR_CANCELED
* to all running clients. Switches the HAL state machine back to the idle state.
* Unlike enroll_done() doesn't invalidate the pre_enroll() challenge.
*
* Function return: 0 if cancel request is accepted
* or a negative number in case of error, generally from the errno.h set.
*/
int (*cancel)(struct xiaomi_fingerprint_device *dev);
/*
* Enumerate all the fingerprint templates found in the directory set by
* set_active_group()
* For each template found a notify() will be called with:
* fingerprint_msg.type == FINGERPRINT_TEMPLATE_ENUMERATED
* fingerprint_msg.data.enumerated.finger indicating a template id
* fingerprint_msg.data.enumerated.remaining_templates indicating how many more
* enumeration messages to expect.
* Note: If there are no fingerprints, then this should return 0 and the first fingerprint
* enumerated should have fingerid=0 and remaining=0
* Function return: 0 if enumerate request is accepted
* or a negative number in case of error, generally from the errno.h set.
*/
int (*enumerate)(struct xiaomi_fingerprint_device *dev);
/*
* Fingerprint remove request:
* Deletes a fingerprint template.
* Works only within the path set by set_active_group().
* The fid parameter can be used as a widcard:
* * fid == 0 -- delete all the templates in the group.
* * fid != 0 -- delete this specific template from the group.
* For each template found a notify() will be called with:
* fingerprint_msg.type == FINGERPRINT_TEMPLATE_REMOVED
* fingerprint_msg.data.removed.finger indicating a template id deleted
* fingerprint_msg.data.removed.remaining_templates indicating how many more
* templates will be deleted by this operation.
*
* Function return: 0 if fingerprint template(s) can be successfully deleted
* or a negative number in case of error, generally from the errno.h set.
*/
int (*remove)(struct xiaomi_fingerprint_device *dev, uint32_t gid, uint32_t fid);
/*
* Restricts the HAL operation to a set of fingerprints belonging to a
* group provided.
* The caller must provide a path to a storage location within the user's
* data directory.
*
* Function return: 0 on success
* or a negative number in case of error, generally from the errno.h set.
*/
int (*set_active_group)(struct xiaomi_fingerprint_device *dev, uint32_t gid,
const char *store_path);
/*
* Authenticates an operation identifed by operation_id
*
* Function return: 0 on success
* or a negative number in case of error, generally from the errno.h set.
*/
int (*authenticate)(struct xiaomi_fingerprint_device *dev, uint64_t operation_id, uint32_t gid);
/*
* Call a Xiaomi fingerprint extension command.
*/
int (*extCmd)(struct xiaomi_fingerprint_device *dev, int32_t cmd, int32_t param);
/*
* Reserved for backward binary compatibility
*/
void *reserved[4];
} xiaomi_fingerprint_device_t;
#endif // XIAOMI_FINGERPRINT_H

16
fod/Android.bp
View File

@ -1,16 +0,0 @@
//
// Copyright (C) 2019-2021 The LineageOS Project
//
// SPDX-License-Identifier: Apache-2.0
//
cc_library_static {
name: "libudfps_extension.xiaomi_lito",
srcs: ["UdfpsExtension.cpp"],
include_dirs: [
"frameworks/native/services/surfaceflinger/CompositionEngine/include"
],
header_libs: [
"generated_kernel_headers",
],
}

19
fod/UdfpsExtension.cpp
View File

@ -1,19 +0,0 @@
/*
* Copyright (C) 2021 The LineageOS Project
*
* SPDX-License-Identifier: Apache-2.0
*/
#include <compositionengine/UdfpsExtension.h>
#include <drm/sde_drm.h>
uint32_t getUdfpsZOrder(uint32_t z, bool touched) {
if (touched) {
z |= FOD_PRESSED_LAYER_ZORDER;
}
return z;
}
uint64_t getUdfpsUsageBits(uint64_t usageBits, bool) {
return usageBits;
}

10
lito.mk
View File

@ -201,17 +201,14 @@ PRODUCT_PACKAGES += \
fastbootd
# Fingerprint
PRODUCT_PACKAGES += \
android.hardware.biometrics.fingerprint@2.3-service.xiaomi
ifeq ($(TARGET_HAS_FOD),true)
PRODUCT_PACKAGES += \
vendor.goodix.hardware.biometrics.fingerprint@2.1.vendor
endif
PRODUCT_PACKAGES += \
android.hardware.biometrics.fingerprint@2.3-service.xiaomi_lito
PRODUCT_PACKAGES += \
vendor.xiaomi.hardware.fingerprintextension@1.0.vendor
# FM
PRODUCT_PACKAGES += \
FM2 \
@ -370,6 +367,7 @@ PRODUCT_PACKAGES += \
init.qti.dcvs.sh
PRODUCT_PACKAGES += \
init.fingerprint.rc \
init.qcom.power.rc \
init.qcom.rc \
init.target.rc \

7
rootdir/Android.bp
View File

@ -61,6 +61,13 @@ prebuilt_etc {
}
// Init configuration files
prebuilt_etc {
name: "init.fingerprint.rc",
src: "etc/init.fingerprint.rc",
sub_dir: "init/hw",
vendor: true,
}
prebuilt_etc {
name: "init.qcom.power.rc",
src: "etc/init.qcom.power.rc",

11
biometrics/android.hardware.biometrics.fingerprint@2.3-service.xiaomi_lito.rc → rootdir/etc/init.fingerprint.rc
View File

@ -1,11 +1,3 @@
service vendor.fps_hal /vendor/bin/hw/android.hardware.biometrics.fingerprint@2.3-service.xiaomi_lito
# "class hal" causes a race condition on some devices due to files created
# in /data. As a workaround, postpone startup until later in boot once
# /data is mounted.
class late_start
user system
group system input uhid
on init
# Goodix fingerprint
chmod 0666 /dev/goodix_fp
@ -42,9 +34,6 @@ on boot
chmod 0744 /sys/class/drm/card0-DSI-1/panel_info
chmod 0666 /dev/input/event2
chown system system /sys/devices/platform/soc/soc:qcom,dsi-display-primary/fod_ui
chmod 0444 /sys/devices/platform/soc/soc:qcom,dsi-display-primary/fod_ui
on post-fs-data
mkdir /data/vendor/fpc 0770 system system
mkdir /data/vendor/goodix 0770 system system

1
rootdir/etc/init.qcom.rc
View File

@ -25,6 +25,7 @@
# ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#
import /vendor/etc/init/hw/init.fingerprint.rc
import /vendor/etc/init/hw/init.qti.ufs.rc
import /vendor/etc/init/hw/init.qcom.power.rc
import /vendor/etc/init/hw/init.qcom.usb.rc

2
sepolicy/vendor/file_contexts vendored
View File

@ -28,7 +28,7 @@
/dev/mius(.*)? u:object_r:ultrasound_device:s0
# Fingerprint
/vendor/bin/hw/android\.hardware\.biometrics\.fingerprint@2.3-service\.xiaomi_lito u:object_r:hal_fingerprint_default_exec:s0
/vendor/bin/hw/android\.hardware\.biometrics\.fingerprint@2.3-service\.xiaomi u:object_r:hal_fingerprint_default_exec:s0
# Fingerprint - devices
/dev/goodix_fp u:object_r:fingerprint_device:s0

1
sepolicy/vendor/hwservice_contexts vendored
View File

@ -9,7 +9,6 @@ vendor.goodix.hardware.cap.biometrics.fingerprint::IGoodixFingerprintDaemon
vendor.goodix.hardware.cap.biometrics.fingerprint::IGoodixFingerprintDaemonExt u:object_r:hal_fingerprint_hwservice:s0
vendor.goodix.hardware.interfaces.biometrics.fingerprint::IGoodixFingerprintDaemon u:object_r:hal_fingerprint_hwservice:s0
vendor.goodix.hardware.interfaces.biometrics.fingerprint::IGoodixFingerprintDaemonExt u:object_r:hal_fingerprint_hwservice:s0
vendor.xiaomi.hardware.fingerprintextension::IXiaomiFingerprint u:object_r:hal_fingerprint_hwservice:s0
# Mlipay
vendor.xiaomi.hardware.mlipay::IMlipayService u:object_r:hal_mlipay_hwservice:s0