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