xref: /btstack/src/ble/gatt-service/hids_device.h (revision b51b065ce0616a484629b52ad685953594ba1555)
1 /*
2  * Copyright (C) 2014 BlueKitchen GmbH
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5  * modification, are permitted provided that the following conditions
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20  * THIS SOFTWARE IS PROVIDED BY BLUEKITCHEN GMBH AND CONTRIBUTORS
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37 
38 /**
39  * @title HID Service Server
40  *
41  */
42 
43 #ifndef HIDS_DEVICE_H
44 #define HIDS_DEVICE_H
45 
46 #include <stdint.h>
47 #include "btstack_defines.h"
48 #include "btstack_hid.h"
49 #include "bluetooth.h"
50 
51 #if defined __cplusplus
52 extern "C" {
53 #endif
54 
55 /* API_START */
56 
57 typedef struct {
58     uint16_t value_handle;
59     uint16_t client_configuration_handle;
60     uint16_t client_configuration_value;
61 
62     hid_report_type_t type;
63     uint16_t id;
64 } hids_device_report_t;
65 
66 /**
67  * @text Implementation of the GATT HIDS Device
68  * To use with your application, add '#import <hids.gatt>' to your .gatt file
69  */
70 
71 /**
72  * @brief Set up HIDS Device with single INPUT, OUTPUT and FEATURE report
73  */
74 void hids_device_init(uint8_t hid_country_code, const uint8_t * hid_descriptor, uint16_t hid_descriptor_size);
75 
76 /**
77  * @brief Set up HIDS Device for multiple instances of INPUT, OUTPUT and FEATURE reports
78  */
79 void hids_device_init_with_storage(uint8_t hid_country_code, const uint8_t * hid_descriptor, uint16_t hid_descriptor_size,
80     uint16_t num_reports, hids_device_report_t * report_storage);
81 
82 /**
83  * @brief Register callback for the HIDS Device client.
84  * @param callback
85  */
86 void hids_device_register_packet_handler(btstack_packet_handler_t callback);
87 
88 /**
89  * @brief Request can send now event to send HID Report
90  * Generates an HIDS_SUBEVENT_CAN_SEND_NOW subevent
91  * @param hid_cid
92  */
93 void hids_device_request_can_send_now_event(hci_con_handle_t con_handle);
94 
95 /**
96  * @brief Send HID Input Report for Report ID
97  * @param con_handle
98  * @param report_id
99  * @param report
100  * @param report_len
101  * @returns status
102  */
103 uint8_t hids_device_send_input_report_for_id(hci_con_handle_t con_handle, uint16_t report_id, const uint8_t * report, uint16_t report_len);
104 
105 /**
106  * @brief Send HID Input Report for first Input Report
107  * @param con_handle
108  * @param report
109  * @param report_len
110  * @returns status
111  */
112 uint8_t hids_device_send_input_report(hci_con_handle_t con_handle, const uint8_t * report, uint16_t report_len);
113 
114 /**
115  * @brief Send HID Boot Mouse Input Report
116  * @param con_handle
117  * @param report
118  * @param report_len
119  * @returns status
120  */
121 uint8_t hids_device_send_boot_mouse_input_report(hci_con_handle_t con_handle, const uint8_t * report, uint16_t report_len);
122 
123 /**
124  * @brief Send HID Boot Mouse Input Report
125  * @param con_handle
126  * @param report
127  * @param report_len
128  * @returns status
129  */
130 uint8_t hids_device_send_boot_keyboard_input_report(hci_con_handle_t con_handle, const uint8_t * report, uint16_t report_len);
131 
132 /* API_END */
133 
134 #if defined __cplusplus
135 }
136 #endif
137 
138 #endif
139