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124 lines
3.9 KiB
124 lines
3.9 KiB
/* |
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* Copyright (C) 2014 The Android Open Source Project |
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* |
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* Licensed under the Apache License, Version 2.0 (the "License"); |
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* you may not use this file except in compliance with the License. |
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* You may obtain a copy of the License at |
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* |
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* http://www.apache.org/licenses/LICENSE-2.0 |
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* |
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* Unless required by applicable law or agreed to in writing, software |
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* distributed under the License is distributed on an "AS IS" BASIS, |
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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* See the License for the specific language governing permissions and |
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* limitations under the License. |
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*/ |
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#define LOG_TAG "FingerprintHal" |
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#include <errno.h> |
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#include <malloc.h> |
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#include <stdint.h> |
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#include <string.h> |
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#include <log/log.h> |
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#include <hardware/fingerprint.h> |
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#include <hardware/hardware.h> |
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static int fingerprint_close(hw_device_t *dev) |
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{ |
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if (dev) { |
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free(dev); |
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return 0; |
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} else { |
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return -1; |
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} |
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} |
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static uint64_t fingerprint_pre_enroll(struct fingerprint_device __unused *dev) { |
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return FINGERPRINT_ERROR; |
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} |
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static int fingerprint_enroll(struct fingerprint_device __unused *dev, |
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const hw_auth_token_t __unused *hat, |
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uint32_t __unused gid, |
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uint32_t __unused timeout_sec) { |
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return FINGERPRINT_ERROR; |
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} |
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static uint64_t fingerprint_get_auth_id(struct fingerprint_device __unused *dev) { |
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return FINGERPRINT_ERROR; |
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} |
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static int fingerprint_cancel(struct fingerprint_device __unused *dev) { |
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return FINGERPRINT_ERROR; |
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} |
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static int fingerprint_remove(struct fingerprint_device __unused *dev, |
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uint32_t __unused gid, uint32_t __unused fid) { |
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return FINGERPRINT_ERROR; |
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} |
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static int fingerprint_set_active_group(struct fingerprint_device __unused *dev, |
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uint32_t __unused gid, const char __unused *store_path) { |
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return FINGERPRINT_ERROR; |
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} |
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static int fingerprint_authenticate(struct fingerprint_device __unused *dev, |
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uint64_t __unused operation_id, __unused uint32_t gid) { |
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return FINGERPRINT_ERROR; |
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} |
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static int set_notify_callback(struct fingerprint_device *dev, |
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fingerprint_notify_t notify) { |
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/* Decorate with locks */ |
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dev->notify = notify; |
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return FINGERPRINT_ERROR; |
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} |
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static int fingerprint_open(const hw_module_t* module, const char __unused *id, |
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hw_device_t** device) |
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{ |
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if (device == NULL) { |
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ALOGE("NULL device on open"); |
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return -EINVAL; |
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} |
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fingerprint_device_t *dev = malloc(sizeof(fingerprint_device_t)); |
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memset(dev, 0, sizeof(fingerprint_device_t)); |
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dev->common.tag = HARDWARE_DEVICE_TAG; |
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dev->common.version = FINGERPRINT_MODULE_API_VERSION_2_0; |
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dev->common.module = (struct hw_module_t*) module; |
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dev->common.close = fingerprint_close; |
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dev->pre_enroll = fingerprint_pre_enroll; |
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dev->enroll = fingerprint_enroll; |
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dev->get_authenticator_id = fingerprint_get_auth_id; |
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dev->cancel = fingerprint_cancel; |
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dev->remove = fingerprint_remove; |
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dev->set_active_group = fingerprint_set_active_group; |
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dev->authenticate = fingerprint_authenticate; |
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dev->set_notify = set_notify_callback; |
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dev->notify = NULL; |
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*device = (hw_device_t*) dev; |
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return 0; |
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} |
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static struct hw_module_methods_t fingerprint_module_methods = { |
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.open = fingerprint_open, |
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}; |
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fingerprint_module_t HAL_MODULE_INFO_SYM = { |
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.common = { |
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.tag = HARDWARE_MODULE_TAG, |
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.module_api_version = FINGERPRINT_MODULE_API_VERSION_2_0, |
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.hal_api_version = HARDWARE_HAL_API_VERSION, |
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.id = FINGERPRINT_HARDWARE_MODULE_ID, |
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.name = "Demo Fingerprint HAL", |
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.author = "The Android Open Source Project", |
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.methods = &fingerprint_module_methods, |
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}, |
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};
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