xref: /btstack/test/gatt_server/mock.c (revision 782c1ae95b5e8035a6670f5ba28aab3ae636d8e7)
1f9739491SMatthias Ringwald #include <stdint.h>
2f9739491SMatthias Ringwald #include <stdio.h>
3f9739491SMatthias Ringwald #include <stdlib.h>
4f9739491SMatthias Ringwald #include <string.h>
5f9739491SMatthias Ringwald 
6f9739491SMatthias Ringwald #include "hci.h"
7f9739491SMatthias Ringwald #include "hci_dump.h"
8f9739491SMatthias Ringwald #include "l2cap.h"
9f9739491SMatthias Ringwald 
10f9739491SMatthias Ringwald #include "ble/att_db.h"
11f9739491SMatthias Ringwald #include "ble/gatt_client.h"
12f9739491SMatthias Ringwald #include "ble/sm.h"
13f9739491SMatthias Ringwald 
14ae970bb9SMilanka Ringwald #include "btstack_debug.h"
15ae970bb9SMilanka Ringwald 
16f9739491SMatthias Ringwald static btstack_packet_handler_t att_packet_handler;
17f9739491SMatthias Ringwald static void (*registered_hci_event_handler) (uint8_t packet_type, uint16_t channel, uint8_t *packet, uint16_t size) = NULL;
18f9739491SMatthias Ringwald 
19f9739491SMatthias Ringwald static btstack_linked_list_t     connections;
20f9739491SMatthias Ringwald static const uint16_t max_mtu = 23;
21f9739491SMatthias Ringwald static uint8_t  l2cap_stack_buffer[HCI_INCOMING_PRE_BUFFER_SIZE + 8 + max_mtu];	// pre buffer + HCI Header + L2CAP header
22f9739491SMatthias Ringwald static uint16_t gatt_client_handle = 0x40;
23f9739491SMatthias Ringwald static hci_connection_t hci_connection;
24f9739491SMatthias Ringwald 
25f9739491SMatthias Ringwald uint16_t get_gatt_client_handle(void){
26f9739491SMatthias Ringwald 	return gatt_client_handle;
27f9739491SMatthias Ringwald }
28f9739491SMatthias Ringwald 
29f9739491SMatthias Ringwald void mock_simulate_command_complete(const hci_cmd_t *cmd){
30f9739491SMatthias Ringwald 	uint8_t packet[] = {HCI_EVENT_COMMAND_COMPLETE, 4, 1, (uint8_t) (cmd->opcode & 0xff), (uint8_t) (cmd->opcode >> 8), 0};
31f9739491SMatthias Ringwald 	registered_hci_event_handler(HCI_EVENT_PACKET, 0, (uint8_t *)&packet, sizeof(packet));
32f9739491SMatthias Ringwald }
33f9739491SMatthias Ringwald 
34f9739491SMatthias Ringwald void mock_simulate_hci_state_working(void){
35f9739491SMatthias Ringwald 	uint8_t packet[3] = {BTSTACK_EVENT_STATE, 0, HCI_STATE_WORKING};
36f9739491SMatthias Ringwald 	registered_hci_event_handler(HCI_EVENT_PACKET, 0, (uint8_t *)&packet, 3);
37f9739491SMatthias Ringwald }
38f9739491SMatthias Ringwald 
39f9739491SMatthias Ringwald void mock_simulate_connected(void){
40f9739491SMatthias Ringwald 	uint8_t packet[] = {0x3E, 0x13, 0x01, 0x00, 0x40, 0x00, 0x00, 0x00, 0x9B, 0x77, 0xD1, 0xF7, 0xB1, 0x34, 0x50, 0x00, 0x00, 0x00, 0xD0, 0x07, 0x05};
41f9739491SMatthias Ringwald 	registered_hci_event_handler(HCI_EVENT_PACKET, 0, (uint8_t *)&packet, sizeof(packet));
42f9739491SMatthias Ringwald }
43f9739491SMatthias Ringwald 
44f9739491SMatthias Ringwald void mock_simulate_scan_response(void){
45f9739491SMatthias Ringwald 	uint8_t packet[] = {0xE2, 0x13, 0xE2, 0x01, 0x34, 0xB1, 0xF7, 0xD1, 0x77, 0x9B, 0xCC, 0x09, 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08};
46f9739491SMatthias Ringwald 	registered_hci_event_handler(HCI_EVENT_PACKET, 0, (uint8_t *)&packet, sizeof(packet));
47f9739491SMatthias Ringwald }
48f9739491SMatthias Ringwald 
49f9739491SMatthias Ringwald void gap_start_scan(void){
50f9739491SMatthias Ringwald }
51f9739491SMatthias Ringwald void gap_stop_scan(void){
52f9739491SMatthias Ringwald }
53f9739491SMatthias Ringwald uint8_t gap_connect(bd_addr_t addr, bd_addr_type_t addr_type){
54f9739491SMatthias Ringwald 	return 0;
55f9739491SMatthias Ringwald }
56f9739491SMatthias Ringwald void gap_set_scan_parameters(uint8_t scan_type, uint16_t scan_interval, uint16_t scan_window){
57f9739491SMatthias Ringwald }
58f9739491SMatthias Ringwald 
59f9739491SMatthias Ringwald int gap_reconnect_security_setup_active(hci_con_handle_t con_handle){
60f9739491SMatthias Ringwald 	UNUSED(con_handle);
61f9739491SMatthias Ringwald 	return 0;
62f9739491SMatthias Ringwald }
63f9739491SMatthias Ringwald 
64f9739491SMatthias Ringwald static void att_init_connection(att_connection_t * att_connection){
65f9739491SMatthias Ringwald     att_connection->mtu = 23;
66f9739491SMatthias Ringwald     att_connection->max_mtu = 23;
67f9739491SMatthias Ringwald     att_connection->encryption_key_size = 0;
68f9739491SMatthias Ringwald     att_connection->authenticated = 0;
69f9739491SMatthias Ringwald 	att_connection->authorized = 0;
70f9739491SMatthias Ringwald }
71f9739491SMatthias Ringwald 
72f9739491SMatthias Ringwald int hci_can_send_acl_le_packet_now(void){
73f9739491SMatthias Ringwald 	return 1;
74f9739491SMatthias Ringwald }
75f9739491SMatthias Ringwald 
76ae970bb9SMilanka Ringwald int hci_can_send_command_packet_now(void){
77ae970bb9SMilanka Ringwald 	return 1;
78ae970bb9SMilanka Ringwald }
79ae970bb9SMilanka Ringwald 
80ae970bb9SMilanka Ringwald HCI_STATE hci_get_state(void){
81ae970bb9SMilanka Ringwald 	return HCI_STATE_WORKING;
82ae970bb9SMilanka Ringwald }
83ae970bb9SMilanka Ringwald 
84ae970bb9SMilanka Ringwald int hci_send_cmd(const hci_cmd_t *cmd, ...){
85ae970bb9SMilanka Ringwald 	btstack_assert(false);
86ae970bb9SMilanka Ringwald 	return 0;
87ae970bb9SMilanka Ringwald }
88ae970bb9SMilanka Ringwald 
89ae970bb9SMilanka Ringwald void hci_halting_defer(void){
90ae970bb9SMilanka Ringwald }
91ae970bb9SMilanka Ringwald 
92f9739491SMatthias Ringwald int  l2cap_can_send_connectionless_packet_now(void){
93f9739491SMatthias Ringwald 	return 1;
94f9739491SMatthias Ringwald }
95f9739491SMatthias Ringwald 
96f9739491SMatthias Ringwald uint8_t *l2cap_get_outgoing_buffer(void){
97f9739491SMatthias Ringwald 	// printf("l2cap_get_outgoing_buffer\n");
98f9739491SMatthias Ringwald 	return (uint8_t *)&l2cap_stack_buffer; // 8 bytes
99f9739491SMatthias Ringwald }
100f9739491SMatthias Ringwald 
101f9739491SMatthias Ringwald uint16_t l2cap_max_mtu(void){
102f9739491SMatthias Ringwald 	// printf("l2cap_max_mtu\n");
103f9739491SMatthias Ringwald     return max_mtu;
104f9739491SMatthias Ringwald }
105f9739491SMatthias Ringwald 
106f9739491SMatthias Ringwald uint16_t l2cap_max_le_mtu(void){
107f9739491SMatthias Ringwald 	// printf("l2cap_max_mtu\n");
108f9739491SMatthias Ringwald     return max_mtu;
109f9739491SMatthias Ringwald }
110f9739491SMatthias Ringwald 
111f9739491SMatthias Ringwald void l2cap_init(void){}
112f9739491SMatthias Ringwald 
113f9739491SMatthias Ringwald void l2cap_register_fixed_channel(btstack_packet_handler_t packet_handler, uint16_t channel_id) {
114f9739491SMatthias Ringwald     att_packet_handler = packet_handler;
115f9739491SMatthias Ringwald }
116f9739491SMatthias Ringwald 
117f9739491SMatthias Ringwald void hci_add_event_handler(btstack_packet_callback_registration_t * callback_handler){
118f9739491SMatthias Ringwald 	registered_hci_event_handler = callback_handler->callback;
119f9739491SMatthias Ringwald }
120f9739491SMatthias Ringwald 
121f9739491SMatthias Ringwald int l2cap_reserve_packet_buffer(void){
122f9739491SMatthias Ringwald 	return 1;
123f9739491SMatthias Ringwald }
124f9739491SMatthias Ringwald 
125f9739491SMatthias Ringwald void l2cap_release_packet_buffer(void){
126f9739491SMatthias Ringwald }
127f9739491SMatthias Ringwald 
128*782c1ae9SMilanka Ringwald static uint8_t l2cap_can_send_fixed_channel_packet_now_status = 1;
129*782c1ae9SMilanka Ringwald 
130*782c1ae9SMilanka Ringwald void l2cap_can_send_fixed_channel_packet_now_set_status(uint8_t status){
131*782c1ae9SMilanka Ringwald 	l2cap_can_send_fixed_channel_packet_now_status = status;
132*782c1ae9SMilanka Ringwald }
133*782c1ae9SMilanka Ringwald 
134f9739491SMatthias Ringwald int l2cap_can_send_fixed_channel_packet_now(uint16_t handle, uint16_t channel_id){
135*782c1ae9SMilanka Ringwald 	return l2cap_can_send_fixed_channel_packet_now_status;
136f9739491SMatthias Ringwald }
137f9739491SMatthias Ringwald 
138f9739491SMatthias Ringwald void l2cap_request_can_send_fix_channel_now_event(uint16_t handle, uint16_t channel_id){
139f9739491SMatthias Ringwald 	uint8_t event[] = { L2CAP_EVENT_CAN_SEND_NOW, 2, 1, 0};
140f9739491SMatthias Ringwald 	att_packet_handler(HCI_EVENT_PACKET, 0, (uint8_t*)event, sizeof(event));
141f9739491SMatthias Ringwald }
142f9739491SMatthias Ringwald 
143f9739491SMatthias Ringwald int l2cap_send_prepared_connectionless(uint16_t handle, uint16_t cid, uint16_t len){
144f9739491SMatthias Ringwald 	att_connection_t att_connection;
145f9739491SMatthias Ringwald 	att_init_connection(&att_connection);
146f9739491SMatthias Ringwald 	uint8_t response[max_mtu];
147f9739491SMatthias Ringwald 	uint16_t response_len = att_handle_request(&att_connection, l2cap_get_outgoing_buffer(), len, &response[0]);
148f9739491SMatthias Ringwald 	if (response_len){
149f9739491SMatthias Ringwald 		att_packet_handler(ATT_DATA_PACKET, gatt_client_handle, &response[0], response_len);
150f9739491SMatthias Ringwald 	}
151f9739491SMatthias Ringwald 	return 0;
152f9739491SMatthias Ringwald }
153f9739491SMatthias Ringwald 
154f9739491SMatthias Ringwald void sm_add_event_handler(btstack_packet_callback_registration_t * callback_handler){
155f9739491SMatthias Ringwald }
156f9739491SMatthias Ringwald 
157f9739491SMatthias Ringwald int  sm_cmac_ready(void){
158f9739491SMatthias Ringwald 	return 1;
159f9739491SMatthias Ringwald }
160f9739491SMatthias Ringwald void sm_cmac_signed_write_start(const sm_key_t key, uint8_t opcode, uint16_t attribute_handle, uint16_t message_len, const uint8_t * message, uint32_t sign_counter, void (*done_callback)(uint8_t * hash)){
161f9739491SMatthias Ringwald 	//sm_notify_client(SM_EVENT_IDENTITY_RESOLVING_SUCCEEDED, sm_central_device_addr_type, sm_central_device_address, 0, sm_central_device_matched);
162f9739491SMatthias Ringwald }
163f9739491SMatthias Ringwald int sm_le_device_index(uint16_t handle ){
164f9739491SMatthias Ringwald 	return -1;
165f9739491SMatthias Ringwald }
166f9739491SMatthias Ringwald 
167f9739491SMatthias Ringwald irk_lookup_state_t sm_identity_resolving_state(hci_con_handle_t con_handle){
168f9739491SMatthias Ringwald 	return IRK_LOOKUP_SUCCEEDED;
169f9739491SMatthias Ringwald }
170f9739491SMatthias Ringwald 
171f9739491SMatthias Ringwald void sm_request_pairing(hci_con_handle_t con_handle){
172f9739491SMatthias Ringwald }
173f9739491SMatthias Ringwald 
174f9739491SMatthias Ringwald void btstack_run_loop_set_timer(btstack_timer_source_t *a, uint32_t timeout_in_ms){
175f9739491SMatthias Ringwald }
176f9739491SMatthias Ringwald 
177f9739491SMatthias Ringwald // Set callback that will be executed when timer expires.
178f9739491SMatthias Ringwald void btstack_run_loop_set_timer_handler(btstack_timer_source_t *ts, void (*process)(btstack_timer_source_t *_ts)){
179f9739491SMatthias Ringwald }
180f9739491SMatthias Ringwald 
181f9739491SMatthias Ringwald // Add/Remove timer source.
182f9739491SMatthias Ringwald void btstack_run_loop_add_timer(btstack_timer_source_t *timer){
183f9739491SMatthias Ringwald }
184f9739491SMatthias Ringwald 
185f9739491SMatthias Ringwald int  btstack_run_loop_remove_timer(btstack_timer_source_t *timer){
186f9739491SMatthias Ringwald 	return 1;
187f9739491SMatthias Ringwald }
188f9739491SMatthias Ringwald 
189f9739491SMatthias Ringwald void * btstack_run_loop_get_timer_context(btstack_timer_source_t *ts){
190f9739491SMatthias Ringwald     return ts->context;
191f9739491SMatthias Ringwald }
192f9739491SMatthias Ringwald 
193f9739491SMatthias Ringwald // todo:
194f9739491SMatthias Ringwald hci_connection_t * hci_connection_for_bd_addr_and_type(bd_addr_t addr, bd_addr_type_t addr_type){
195f9739491SMatthias Ringwald 	printf("hci_connection_for_bd_addr_and_type not implemented in mock backend\n");
196f9739491SMatthias Ringwald 	return NULL;
197f9739491SMatthias Ringwald }
198f9739491SMatthias Ringwald hci_connection_t * hci_connection_for_handle(hci_con_handle_t con_handle){
199*782c1ae9SMilanka Ringwald 	if (con_handle != 0) return NULL;
200f9739491SMatthias Ringwald 	return &hci_connection;
201f9739491SMatthias Ringwald }
202f9739491SMatthias Ringwald void hci_connections_get_iterator(btstack_linked_list_iterator_t *it){
203f9739491SMatthias Ringwald 	// printf("hci_connections_get_iterator not implemented in mock backend\n");
204f9739491SMatthias Ringwald     btstack_linked_list_iterator_init(it, &connections);
205f9739491SMatthias Ringwald }
206f9739491SMatthias Ringwald 
207f9739491SMatthias Ringwald // int hci_send_cmd(const hci_cmd_t *cmd, ...){
208f9739491SMatthias Ringwald // //	printf("hci_send_cmd opcode 0x%02x\n", cmd->opcode);
209f9739491SMatthias Ringwald // 	return 0;
210f9739491SMatthias Ringwald // }
211f9739491SMatthias Ringwald 
212f9739491SMatthias Ringwald // int hci_can_send_packet_now_using_packet_buffer(uint8_t packet_type){
213f9739491SMatthias Ringwald // 	return 1;
214f9739491SMatthias Ringwald // }
215f9739491SMatthias Ringwald 
216f9739491SMatthias Ringwald // void hci_disconnect_security_block(hci_con_handle_t con_handle){
217f9739491SMatthias Ringwald // 	printf("hci_disconnect_security_block \n");
218f9739491SMatthias Ringwald // }
219f9739491SMatthias Ringwald 
220f9739491SMatthias Ringwald // void hci_dump_log(const char * format, ...){
221f9739491SMatthias Ringwald // 	printf("hci_disconnect_security_block \n");
222f9739491SMatthias Ringwald // }
223f9739491SMatthias Ringwald 
224f9739491SMatthias Ringwald void l2cap_run(void){
225f9739491SMatthias Ringwald }
226f9739491SMatthias Ringwald 
2271a449638SMatthias Ringwald void l2cap_register_packet_handler(void (*handler)(uint8_t packet_type, uint16_t channel, uint8_t *packet, uint16_t size)){
2281a449638SMatthias Ringwald }
2291a449638SMatthias Ringwald 
230f9739491SMatthias Ringwald int gap_authenticated(hci_con_handle_t con_handle){
231f9739491SMatthias Ringwald 	return 0;
232f9739491SMatthias Ringwald }
233f9739491SMatthias Ringwald authorization_state_t gap_authorization_state(hci_con_handle_t con_handle){
234f9739491SMatthias Ringwald 	return AUTHORIZATION_UNKNOWN;
235f9739491SMatthias Ringwald }
236f9739491SMatthias Ringwald int gap_encryption_key_size(hci_con_handle_t con_handle){
237f9739491SMatthias Ringwald 	return 0;
238f9739491SMatthias Ringwald }
239f9739491SMatthias Ringwald int gap_secure_connection(hci_con_handle_t con_handle){
240f9739491SMatthias Ringwald 	return 0;
241f9739491SMatthias Ringwald }
242f9739491SMatthias Ringwald gap_connection_type_t gap_get_connection_type(hci_con_handle_t connection_handle){
243f9739491SMatthias Ringwald 	return GAP_CONNECTION_INVALID;
244f9739491SMatthias Ringwald }
2451a449638SMatthias Ringwald int gap_request_connection_parameter_update(hci_con_handle_t con_handle, uint16_t conn_interval_min,
2461a449638SMatthias Ringwald 	uint16_t conn_interval_max, uint16_t conn_latency, uint16_t supervision_timeout){
2471a449638SMatthias Ringwald 	return 0;
2481a449638SMatthias Ringwald }
249