kopia lustrzana https://github.com/espressif/esp-idf
168 wiersze
6.6 KiB
C
168 wiersze
6.6 KiB
C
/*
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* SPDX-FileCopyrightText: 2017-2024 Espressif Systems (Shanghai) CO LTD
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#pragma once
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#include "esp_hidh.h"
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#include "freertos/FreeRTOS.h"
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#include "freertos/semphr.h"
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#include "sys/queue.h"
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#include "esp_timer.h"
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#if CONFIG_BT_NIMBLE_ENABLED
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#include "nimble/ble.h"
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#endif
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* @brief HIDH device report data
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*/
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typedef struct esp_hidh_dev_report_s {
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struct esp_hidh_dev_report_s *next;
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uint8_t map_index; //the index of the report map
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uint8_t report_id; //the id of the report
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uint8_t report_type; //input, output or feature
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uint8_t protocol_mode; //boot or report
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size_t value_len; //maximum len of value by report map
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esp_hid_usage_t usage; //generic, keyboard or mouse
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//BLE properties
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uint16_t handle; //handle to the value
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uint16_t ccc_handle; //handle to client config
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uint8_t permissions; //report permissions
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} esp_hidh_dev_report_t;
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/**
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* @brief HIDH device data
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*/
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struct esp_hidh_dev_s {
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esp_hid_address_t addr;
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esp_hid_device_config_t config;
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esp_hid_usage_t usage;
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esp_hid_transport_t transport; //BT, BLE or USB
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esp_hid_trans_type_t trans_type; //indicate what transaction is going on, new transaction only be allowed after the previous done
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esp_timer_handle_t trans_timer; //transaction timer
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uint8_t report_type; //Get_Report transaction report_type
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uint8_t report_id; //Get_Report transaction report_id
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#if CONFIG_BT_NIMBLE_ENABLED
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uint8_t *protocol_mode; // protocol mode is unique for each hid service instance
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#else
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uint8_t protocol_mode; //device protocol mode
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#endif
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bool connected; //we have all required data to communicate
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bool opened; //we opened the device manually, else the device connected to us
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bool added; //If lower layer has added the device
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bool is_orig; //If host initiate the connection
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bool in_use; //If false, it will be deleted from the devices list.
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int status; //status of the last command
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size_t reports_len;
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esp_hidh_dev_report_t *reports;
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void *tmp;
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size_t tmp_len;
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SemaphoreHandle_t semaphore;
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SemaphoreHandle_t mutex;
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esp_err_t (*close)(esp_hidh_dev_t *dev);
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esp_err_t (*report_write)(esp_hidh_dev_t *dev, size_t map_index, size_t report_id, int report_type, uint8_t *data, size_t len);
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esp_err_t (*report_read)(esp_hidh_dev_t *dev, size_t map_index, size_t report_id, int report_type, size_t max_length, uint8_t *value, size_t *value_len);
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esp_err_t (*set_report)(esp_hidh_dev_t *dev, size_t map_index, size_t report_id, int report_type, uint8_t *data, size_t len);
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esp_err_t (*get_idle)(esp_hidh_dev_t *dev);
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esp_err_t (*set_idle)(esp_hidh_dev_t *dev, uint8_t idle_time);
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esp_err_t (*get_protocol)(esp_hidh_dev_t *dev);
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esp_err_t (*set_protocol)(esp_hidh_dev_t *dev, uint8_t protocol_mode);
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void (*dump)(esp_hidh_dev_t *dev, FILE *fp);
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union {
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#if CONFIG_BT_HID_HOST_ENABLED
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struct {
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uint8_t handle;
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} bt;
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#endif /* CONFIG_BT_HID_HOST_ENABLED */
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#if CONFIG_GATTC_ENABLE
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struct {
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esp_ble_addr_type_t address_type;
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int conn_id;
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uint16_t appearance;
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uint16_t battery_handle;
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uint16_t battery_ccc_handle;
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} ble;
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#endif /* CONFIG_GATTC_ENABLE */
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#if CONFIG_BT_NIMBLE_ENABLED
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struct {
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uint8_t address_type;
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int conn_id;
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uint16_t appearance;
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uint16_t battery_handle;
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uint16_t battery_ccc_handle;
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} ble;
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#endif
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};
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TAILQ_ENTRY(esp_hidh_dev_s) devices;
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};
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// ------------------------------------------------- Transport layer functions --------------------------------------------------
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/**
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* @brief Get HIDH event loop
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*
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* Transport layers will post events into the loop
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*
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* @return esp_event_loop_handle_t Handle to HIDH event loop
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*/
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esp_event_loop_handle_t esp_hidh_get_event_loop(void);
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/**
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* @brief Allocate HIDH device
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*
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* The resources can be freed by esp_hidh_dev_free_inner()
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*
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* @return esp_hidh_dev_t* Pointer to newly allocated HIDH device
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*/
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esp_hidh_dev_t *esp_hidh_dev_malloc(void);
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/**
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* @brief Free HIDH device
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*
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* @param[in] dev Device handle obtained from esp_hidh_dev_malloc()
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* @return
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* - ESP_OK: Success
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* - ESP_FAIL: Parameter is NULL or it is not a valid HIDH device
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*/
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esp_err_t esp_hidh_dev_free_inner(esp_hidh_dev_t *dev);
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#if CONFIG_BLUEDROID_ENABLED
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esp_hidh_dev_t *esp_hidh_dev_get_by_bda(esp_bd_addr_t bda); //BT/BLE
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esp_hidh_dev_t *esp_hidh_dev_get_by_handle(uint8_t handle); //Classic Bluetooth Only
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esp_hidh_dev_t *esp_hidh_dev_get_by_conn_id(uint16_t conn_id); //BLE Only
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#endif /* CONFIG_BLUEDROID_ENABLED */
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#if CONFIG_BT_NIMBLE_ENABLED
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esp_hidh_dev_t *esp_hidh_dev_get_by_bda(uint8_t* bda); // BLE Only
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esp_hidh_dev_t *esp_hidh_dev_get_by_conn_id(uint16_t conn_id); //BLE Only
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#endif
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esp_hidh_dev_report_t *esp_hidh_dev_get_report_by_id_type_proto(esp_hidh_dev_t *dev, size_t map_index, size_t report_id, int report_type, uint8_t protocol_mode);
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esp_hidh_dev_report_t *esp_hidh_dev_get_report_by_id_and_type(esp_hidh_dev_t *dev, size_t map_index, size_t report_id, int report_type);
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esp_hidh_dev_report_t *esp_hidh_dev_get_input_report_by_len_and_proto(esp_hidh_dev_t *dev, size_t len, int protocol_mode);
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esp_hidh_dev_report_t *esp_hidh_dev_get_input_report_by_id_and_proto(esp_hidh_dev_t *dev, size_t report_id, int protocol_mode);
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esp_hidh_dev_report_t *esp_hidh_dev_get_input_report_by_proto_and_data(esp_hidh_dev_t *dev, int protocol_mode,
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size_t len, const uint8_t *data, bool *has_report_id);
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esp_hidh_dev_report_t *esp_hidh_dev_get_report_by_handle(esp_hidh_dev_t *dev, uint16_t handle); //BLE Only
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void esp_hidh_preprocess_event_handler(void *event_handler_arg, esp_event_base_t event_base, int32_t event_id,
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void *event_data);
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void esp_hidh_postprocess_event_handler(void *event_handler_arg, esp_event_base_t event_base, int32_t event_id,
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void *event_data);
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void esp_hidh_dev_lock(esp_hidh_dev_t *dev);
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void esp_hidh_dev_unlock(esp_hidh_dev_t *dev);
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void esp_hidh_dev_wait(esp_hidh_dev_t *dev);
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void esp_hidh_dev_send(esp_hidh_dev_t *dev);
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#ifdef __cplusplus
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}
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#endif
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