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80 lines
3.0 KiB
80 lines
3.0 KiB
11 months ago
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/*
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* Copyright (C) 2024 The LineageOS Project
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#include "Fingerprint.h"
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#include <android-base/logging.h>
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#include <dlfcn.h>
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namespace aidl {
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namespace android {
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namespace hardware {
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namespace biometrics {
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namespace fingerprint {
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bool LegacyHAL::openHal(fingerprint_notify_t notify) {
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void* handle = dlopen("libbauthserver.so", RTLD_NOW);
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if (handle) {
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int err;
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ss_fingerprint_close =
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reinterpret_cast<typeof(ss_fingerprint_close)>(dlsym(handle, "ss_fingerprint_close"));
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ss_fingerprint_open =
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reinterpret_cast<typeof(ss_fingerprint_open)>(dlsym(handle, "ss_fingerprint_open"));
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ss_set_notify_callback = reinterpret_cast<typeof(ss_set_notify_callback)>(
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dlsym(handle, "ss_set_notify_callback"));
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ss_fingerprint_pre_enroll = reinterpret_cast<typeof(ss_fingerprint_pre_enroll)>(
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dlsym(handle, "ss_fingerprint_pre_enroll"));
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ss_fingerprint_enroll =
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reinterpret_cast<typeof(ss_fingerprint_enroll)>(dlsym(handle, "ss_fingerprint_enroll"));
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ss_fingerprint_post_enroll = reinterpret_cast<typeof(ss_fingerprint_post_enroll)>(
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dlsym(handle, "ss_fingerprint_post_enroll"));
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ss_fingerprint_get_auth_id = reinterpret_cast<typeof(ss_fingerprint_get_auth_id)>(
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dlsym(handle, "ss_fingerprint_get_auth_id"));
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ss_fingerprint_cancel =
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reinterpret_cast<typeof(ss_fingerprint_cancel)>(dlsym(handle, "ss_fingerprint_cancel"));
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ss_fingerprint_enumerate = reinterpret_cast<typeof(ss_fingerprint_enumerate)>(
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dlsym(handle, "ss_fingerprint_enumerate"));
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ss_fingerprint_remove =
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reinterpret_cast<typeof(ss_fingerprint_remove)>(dlsym(handle, "ss_fingerprint_remove"));
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ss_fingerprint_set_active_group = reinterpret_cast<typeof(ss_fingerprint_set_active_group)>(
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dlsym(handle, "ss_fingerprint_set_active_group"));
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ss_fingerprint_authenticate = reinterpret_cast<typeof(ss_fingerprint_authenticate)>(
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dlsym(handle, "ss_fingerprint_authenticate"));
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ss_fingerprint_request = reinterpret_cast<typeof(ss_fingerprint_request)>(
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dlsym(handle, "ss_fingerprint_request"));
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if ((err = ss_fingerprint_open(nullptr)) != 0) {
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LOG(ERROR) << "Can't open fingerprint, error: " << err;
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return false;
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}
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if ((err = ss_set_notify_callback(notify)) != 0) {
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LOG(ERROR) << "Can't register fingerprint module callback, error: " << err;
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return false;
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}
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return true;
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}
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return false;
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}
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int LegacyHAL::request(int cmd, int param) {
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// TO-DO: input, output handling not implemented
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int result = ss_fingerprint_request(cmd, nullptr, 0, nullptr, 0, param);
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LOG(INFO) << "request(cmd=" << cmd << ", param=" << param << ", result=" << result << ")";
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return result;
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}
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} // namespace fingerprint
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} // namespace biometrics
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} // namespace hardware
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} // namespace android
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} // namespace aidl
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