119 lines
3.3 KiB
C
119 lines
3.3 KiB
C
/*
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* Copyright (C) 2012 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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#include <errno.h>
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#include <string.h>
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#include <cutils/log.h>
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#include <hardware/hardware.h>
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#include <hardware/nfc.h>
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/*
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* NCI HAL method implementations. These must be overriden
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*/
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static int hal_open(const struct nfc_nci_device *dev,
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nfc_stack_callback_t *p_cback, nfc_stack_data_callback_t *p_data_cback) {
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ALOGE("NFC-NCI HAL: %s", __FUNCTION__);
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return 0;
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}
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static int hal_write(const struct nfc_nci_device *dev,
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uint16_t data_len, const uint8_t *p_data) {
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ALOGE("NFC-NCI HAL: %s", __FUNCTION__);
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return 0;
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}
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static int hal_core_initialized(const struct nfc_nci_device *dev,
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uint8_t* p_core_init_rsp_params) {
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ALOGE("NFC-NCI HAL: %s", __FUNCTION__);
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return 0;
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}
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static int hal_pre_discover(const struct nfc_nci_device *dev) {
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ALOGE("NFC-NCI HAL: %s", __FUNCTION__);
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return 0;
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}
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static int hal_close(const struct nfc_nci_device *dev) {
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ALOGE("NFC-NCI HAL: %s", __FUNCTION__);
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return 0;
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}
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static int hal_control_granted (const struct nfc_nci_device *p_dev)
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{
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ALOGE("NFC-NCI HAL: %s", __FUNCTION__);
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return 0;
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}
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static int hal_power_cycle (const struct nfc_nci_device *p_dev)
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{
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ALOGE("NFC-NCI HAL: %s", __FUNCTION__);
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return 0;
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}
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/*
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* Generic device handling below - can generally be left unchanged.
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*/
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/* Close an opened nfc device instance */
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static int nfc_close(hw_device_t *dev) {
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free(dev);
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return 0;
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}
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static int nfc_open(const hw_module_t* module, const char* name,
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hw_device_t** device) {
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if (strcmp(name, NFC_NCI_CONTROLLER) == 0) {
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nfc_nci_device_t *dev = calloc(1, sizeof(nfc_nci_device_t));
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dev->common.tag = HARDWARE_DEVICE_TAG;
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dev->common.version = 0x00010000; // [31:16] major, [15:0] minor
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dev->common.module = (struct hw_module_t*) module;
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dev->common.close = nfc_close;
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// NCI HAL method pointers
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dev->open = hal_open;
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dev->write = hal_write;
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dev->core_initialized = hal_core_initialized;
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dev->pre_discover = hal_pre_discover;
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dev->close = hal_close;
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dev->control_granted = hal_control_granted;
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dev->power_cycle = hal_power_cycle;
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*device = (hw_device_t*) dev;
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return 0;
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} else {
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return -EINVAL;
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}
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}
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static struct hw_module_methods_t nfc_module_methods = {
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.open = nfc_open,
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};
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struct nfc_nci_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 = 0x0100, // [15:8] major, [7:0] minor (1.0)
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.hal_api_version = 0x00, // 0 is only valid value
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.id = NFC_NCI_HARDWARE_MODULE_ID,
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.name = "Default NFC NCI HW HAL",
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.author = "The Android Open Source Project",
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.methods = &nfc_module_methods,
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},
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};
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