btstack/test/gatt_server/mock.c

288 lines
8.9 KiB
C

#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "hci.h"
#include "gap.h"
#include "hci_dump.h"
#include "l2cap.h"
#include "ble/att_db.h"
#include "ble/att_dispatch.h"
#include "ble/sm.h"
#include "btstack_debug.h"
static btstack_packet_handler_t att_server_packet_handler;
static void (*registered_hci_event_handler) (uint8_t packet_type, uint16_t channel, uint8_t *packet, uint16_t size) = NULL;
static btstack_linked_list_t connections;
static uint16_t max_mtu = 23;
static uint8_t l2cap_stack_buffer[HCI_INCOMING_PRE_BUFFER_SIZE + 8 + ATT_DEFAULT_MTU]; // pre buffer + HCI Header + L2CAP header
static uint16_t gatt_client_handle = 0x40;
static hci_connection_t hci_connection;
uint16_t get_gatt_client_handle(void){
return gatt_client_handle;
}
void mock_simulate_command_complete(const hci_cmd_t *cmd){
uint8_t packet[] = {HCI_EVENT_COMMAND_COMPLETE, 4, 1, (uint8_t) (cmd->opcode & 0xff), (uint8_t) (cmd->opcode >> 8), 0};
registered_hci_event_handler(HCI_EVENT_PACKET, 0, (uint8_t *)&packet, sizeof(packet));
}
void mock_simulate_hci_state_working(void){
uint8_t packet[3] = {BTSTACK_EVENT_STATE, 0, HCI_STATE_WORKING};
registered_hci_event_handler(HCI_EVENT_PACKET, 0, (uint8_t *)&packet, 3);
}
void mock_simulate_connected(void){
uint8_t packet[] = {0x3E, 0x13, 0x01, 0x00, 0x40, 0x00, 0x00, 0x00, 0x9B, 0x77, 0xD1, 0xF7, 0xB1, 0x34, 0x50, 0x00, 0x00, 0x00, 0xD0, 0x07, 0x05};
registered_hci_event_handler(HCI_EVENT_PACKET, 0, (uint8_t *)&packet, sizeof(packet));
}
void mock_simulate_scan_response(void){
uint8_t packet[] = {0xE2, 0x13, 0xE2, 0x01, 0x34, 0xB1, 0xF7, 0xD1, 0x77, 0x9B, 0xCC, 0x09, 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08};
registered_hci_event_handler(HCI_EVENT_PACKET, 0, (uint8_t *)&packet, sizeof(packet));
}
void gap_start_scan(void){
}
void gap_stop_scan(void){
}
uint8_t gap_connect(const bd_addr_t addr, bd_addr_type_t addr_type){
return 0;
}
void gap_set_scan_parameters(uint8_t scan_type, uint16_t scan_interval, uint16_t scan_window){
}
int gap_reconnect_security_setup_active(hci_con_handle_t con_handle){
UNUSED(con_handle);
return 0;
}
void hci_setup_le_connection(uint16_t con_handle){
hci_connection.att_connection.mtu = 23;
hci_connection.att_connection.con_handle = con_handle;
hci_connection.att_connection.max_mtu = 23;
hci_connection.att_connection.encryption_key_size = 0;
hci_connection.att_connection.authenticated = 0;
hci_connection.att_connection.authorized = 0;
hci_connection.att_server.ir_le_device_db_index = 0;
hci_connection.con_handle = con_handle;
if (btstack_linked_list_empty(&connections)){
btstack_linked_list_add(&connections, (btstack_linked_item_t *)&hci_connection);
}
}
void mock_l2cap_set_max_mtu(uint16_t mtu){
max_mtu = mtu;
}
void hci_deinit(void){
hci_connection.att_connection.mtu = 0;
hci_connection.att_connection.con_handle = HCI_CON_HANDLE_INVALID;
hci_connection.att_connection.max_mtu = 0;
hci_connection.att_connection.encryption_key_size = 0;
hci_connection.att_connection.authenticated = 0;
hci_connection.att_connection.authorized = 0;
hci_connection.att_server.ir_le_device_db_index = 0;
hci_connection.att_server.notification_requests = NULL;
hci_connection.att_server.indication_requests = NULL;
connections = NULL;
}
void hci_add_event_handler(btstack_packet_callback_registration_t * callback_handler){
registered_hci_event_handler = callback_handler->callback;
}
bool hci_can_send_command_packet_now(void){
return true;
}
HCI_STATE hci_get_state(void){
return HCI_STATE_WORKING;
}
uint8_t hci_send_cmd(const hci_cmd_t *cmd, ...){
btstack_assert(false);
return ERROR_CODE_SUCCESS;
}
void hci_halting_defer(void){
}
bool l2cap_can_send_connectionless_packet_now(void){
return 1;
}
void l2cap_add_event_handler(btstack_packet_callback_registration_t * callback_handler){
UNUSED(callback_handler);
}
uint8_t *l2cap_get_outgoing_buffer(void){
// printf("l2cap_get_outgoing_buffer\n");
return (uint8_t *)&l2cap_stack_buffer; // 8 bytes
}
uint16_t l2cap_max_mtu(void){
// printf("l2cap_max_mtu\n");
return max_mtu;
}
uint16_t l2cap_max_le_mtu(void){
return max_mtu;
}
void l2cap_init(void){}
bool l2cap_reserve_packet_buffer(void){
return true;
}
void l2cap_release_packet_buffer(void){
}
static uint8_t l2cap_can_send_fixed_channel_packet_now_status = 1;
void l2cap_can_send_fixed_channel_packet_now_set_status(uint8_t status){
l2cap_can_send_fixed_channel_packet_now_status = status;
}
bool l2cap_can_send_fixed_channel_packet_now(uint16_t handle, uint16_t channel_id){
return l2cap_can_send_fixed_channel_packet_now_status;
}
void l2cap_request_can_send_fix_channel_now_event(uint16_t handle, uint16_t channel_id){
uint8_t event[] = { L2CAP_EVENT_CAN_SEND_NOW, 2, 1, 0};
att_server_packet_handler(HCI_EVENT_PACKET, 0, (uint8_t*)event, sizeof(event));
}
uint8_t l2cap_send_prepared_connectionless(uint16_t handle, uint16_t cid, uint16_t len){
att_connection_t att_connection;
hci_setup_le_connection(handle);
uint8_t response[max_mtu];
uint16_t response_len = att_handle_request(&att_connection, l2cap_get_outgoing_buffer(), len, &response[0]);
if (response_len){
att_server_packet_handler(ATT_DATA_PACKET, gatt_client_handle, &response[0], response_len);
}
return ERROR_CODE_SUCCESS;
}
void sm_add_event_handler(btstack_packet_callback_registration_t * callback_handler){
}
int sm_cmac_ready(void){
return 1;
}
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)){
//sm_notify_client(SM_EVENT_IDENTITY_RESOLVING_SUCCEEDED, sm_central_device_addr_type, sm_central_device_address, 0, sm_central_device_matched);
}
int sm_le_device_index(uint16_t handle ){
return -1;
}
irk_lookup_state_t sm_identity_resolving_state(hci_con_handle_t con_handle){
return IRK_LOOKUP_SUCCEEDED;
}
void sm_request_pairing(hci_con_handle_t con_handle){
}
void btstack_run_loop_set_timer(btstack_timer_source_t *a, uint32_t timeout_in_ms){
}
// Set callback that will be executed when timer expires.
void btstack_run_loop_set_timer_handler(btstack_timer_source_t *ts, void (*process)(btstack_timer_source_t *_ts)){
}
// Add/Remove timer source.
void btstack_run_loop_add_timer(btstack_timer_source_t *timer){
}
int btstack_run_loop_remove_timer(btstack_timer_source_t *timer){
return 1;
}
void * btstack_run_loop_get_timer_context(btstack_timer_source_t *ts){
return ts->context;
}
// todo:
hci_connection_t * hci_connection_for_bd_addr_and_type(const bd_addr_t addr, bd_addr_type_t addr_type){
printf("hci_connection_for_bd_addr_and_type not implemented in mock backend\n");
return NULL;
}
hci_connection_t * hci_connection_for_handle(hci_con_handle_t con_handle){
if (hci_connection.con_handle != con_handle){
return NULL;
}
return &hci_connection;
}
void hci_connections_get_iterator(btstack_linked_list_iterator_t *it){
// printf("hci_connections_get_iterator not implemented in mock backend\n");
btstack_linked_list_iterator_init(it, &connections);
}
void l2cap_run(void){
}
void l2cap_register_packet_handler(void (*handler)(uint8_t packet_type, uint16_t channel, uint8_t *packet, uint16_t size)){
}
bool gap_authenticated(hci_con_handle_t con_handle){
return false;
}
authorization_state_t gap_authorization_state(hci_con_handle_t con_handle){
return AUTHORIZATION_UNKNOWN;
}
uint8_t gap_encryption_key_size(hci_con_handle_t con_handle){
return 0;
}
bool gap_secure_connection(hci_con_handle_t con_handle){
return false;
}
gap_connection_type_t gap_get_connection_type(hci_con_handle_t connection_handle){
return GAP_CONNECTION_INVALID;
}
int gap_request_connection_parameter_update(hci_con_handle_t con_handle, uint16_t conn_interval_min,
uint16_t conn_interval_max, uint16_t conn_latency, uint16_t supervision_timeout){
return 0;
}
void mock_call_att_server_packet_handler(uint8_t packet_type, uint16_t channel, uint8_t *packet, uint16_t size){
(*att_server_packet_handler)(packet_type, channel, packet, size);
}
void mock_call_att_packet_handler(uint8_t packet_type, uint16_t channel, uint8_t *packet, uint16_t size){
(*registered_hci_event_handler)(packet_type, channel, packet, size);
}
void att_dispatch_register_server(btstack_packet_handler_t packet_handler){
att_server_packet_handler = packet_handler;
}
int att_dispatch_server_can_send_now(hci_con_handle_t con_handle){
UNUSED(con_handle);
return l2cap_can_send_fixed_channel_packet_now_status;
}
void att_dispatch_server_mtu_exchanged(hci_con_handle_t con_handle, uint16_t new_mtu){
UNUSED(con_handle);
UNUSED(new_mtu);
}
void att_dispatch_server_request_can_send_now_event(hci_con_handle_t con_handle){
if (l2cap_can_send_fixed_channel_packet_now_status){
uint8_t event[] = { L2CAP_EVENT_CAN_SEND_NOW, 2, 1, 0};
att_server_packet_handler(HCI_EVENT_PACKET, 0, (uint8_t*)event, sizeof(event));
}
}