static int btstack_command_handler(connection_t *connection, uint8_t *packet, uint16_t size){
bd_addr_t addr;
uint16_t cid;
uint16_t psm;
uint16_t service_channel;
uint16_t mtu;
uint8_t reason;
uint8_t rfcomm_channel;
uint8_t rfcomm_credits;
uint32_t service_record_handle;
client_state_t *client;
uint16_t serviceSearchPatternLen;
uint16_t attributeIDListLen;
// BTstack internal commands - 16 Bit OpCode, 8 Bit ParamLen, Params...
switch (READ_CMD_OCF(packet)){
case BTSTACK_GET_STATE:
log_info("BTSTACK_GET_STATE");
hci_emit_state();
break;
case BTSTACK_SET_POWER_MODE:
log_info("BTSTACK_SET_POWER_MODE %u", packet[3]);
// track client power requests
client = client_for_connection(connection);
if (!client) break;
client->power_mode = packet[3];
// handle merged state
if (!clients_require_power_on()){
start_power_off_timer();
} else if (!power_management_sleep) {
stop_power_off_timer();
hci_power_control(HCI_POWER_ON);
}
break;
case BTSTACK_GET_VERSION:
log_info("BTSTACK_GET_VERSION");
hci_emit_btstack_version();
break;
#ifdef USE_BLUETOOL
case BTSTACK_SET_SYSTEM_BLUETOOTH_ENABLED:
log_info("BTSTACK_SET_SYSTEM_BLUETOOTH_ENABLED %u", packet[3]);
iphone_system_bt_set_enabled(packet[3]);
hci_emit_system_bluetooth_enabled(iphone_system_bt_enabled());
break;
case BTSTACK_GET_SYSTEM_BLUETOOTH_ENABLED:
log_info("BTSTACK_GET_SYSTEM_BLUETOOTH_ENABLED");
hci_emit_system_bluetooth_enabled(iphone_system_bt_enabled());
break;
#else
case BTSTACK_SET_SYSTEM_BLUETOOTH_ENABLED:
case BTSTACK_GET_SYSTEM_BLUETOOTH_ENABLED:
hci_emit_system_bluetooth_enabled(0);
break;
#endif
case BTSTACK_SET_DISCOVERABLE:
log_info("BTSTACK_SET_DISCOVERABLE discoverable %u)", packet[3]);
// track client discoverable requests
client = client_for_connection(connection);
if (!client) break;
client->discoverable = packet[3];
// merge state
hci_discoverable_control(clients_require_discoverable());
break;
case BTSTACK_SET_BLUETOOTH_ENABLED:
log_info("BTSTACK_SET_BLUETOOTH_ENABLED: %u\n", packet[3]);
if (packet[3]) {
// global enable
global_enable = 1;
hci_power_control(HCI_POWER_ON);
} else {
global_enable = 0;
clients_clear_power_request();
hci_power_control(HCI_POWER_OFF);
}
break;
case L2CAP_CREATE_CHANNEL_MTU:
bt_flip_addr(addr, &packet[3]);
psm = READ_BT_16(packet, 9);
mtu = READ_BT_16(packet, 11);
l2cap_create_channel_internal( connection, NULL, addr, psm, mtu);
break;
case L2CAP_CREATE_CHANNEL:
bt_flip_addr(addr, &packet[3]);
psm = READ_BT_16(packet, 9);
l2cap_create_channel_internal( connection, NULL, addr, psm, 150); // until r865
break;
case L2CAP_DISCONNECT:
cid = READ_BT_16(packet, 3);
reason = packet[5];
l2cap_disconnect_internal(cid, reason);
break;
case L2CAP_REGISTER_SERVICE:
psm = READ_BT_16(packet, 3);
mtu = READ_BT_16(packet, 5);
l2cap_register_service_internal(connection, NULL, psm, mtu);
break;
case L2CAP_UNREGISTER_SERVICE:
psm = READ_BT_16(packet, 3);
l2cap_unregister_service_internal(connection, psm);
break;
case L2CAP_ACCEPT_CONNECTION:
cid = READ_BT_16(packet, 3);
l2cap_accept_connection_internal(cid);
break;
case L2CAP_DECLINE_CONNECTION:
cid = READ_BT_16(packet, 3);
reason = packet[7];
l2cap_decline_connection_internal(cid, reason);
break;
case RFCOMM_CREATE_CHANNEL:
bt_flip_addr(addr, &packet[3]);
rfcomm_channel = packet[9];
rfcomm_create_channel_internal( connection, &addr, rfcomm_channel );
break;
case RFCOMM_CREATE_CHANNEL_WITH_CREDITS:
bt_flip_addr(addr, &packet[3]);
rfcomm_channel = packet[9];
rfcomm_credits = packet[10];
rfcomm_create_channel_with_initial_credits_internal( connection, &addr, rfcomm_channel, rfcomm_credits );
break;
case RFCOMM_DISCONNECT:
cid = READ_BT_16(packet, 3);
reason = packet[5];
rfcomm_disconnect_internal(cid);
break;
case RFCOMM_REGISTER_SERVICE:
rfcomm_channel = packet[3];
mtu = READ_BT_16(packet, 4);
rfcomm_register_service_internal(connection, rfcomm_channel, mtu);
break;
case RFCOMM_REGISTER_SERVICE_WITH_CREDITS:
rfcomm_channel = packet[3];
mtu = READ_BT_16(packet, 4);
rfcomm_credits = packet[6];
rfcomm_register_service_with_initial_credits_internal(connection, rfcomm_channel, mtu, rfcomm_credits);
break;
case RFCOMM_UNREGISTER_SERVICE:
service_channel = READ_BT_16(packet, 3);
rfcomm_unregister_service_internal(service_channel);
break;
case RFCOMM_ACCEPT_CONNECTION:
cid = READ_BT_16(packet, 3);
rfcomm_accept_connection_internal(cid);
break;
case RFCOMM_DECLINE_CONNECTION:
cid = READ_BT_16(packet, 3);
reason = packet[7];
rfcomm_decline_connection_internal(cid);
break;
case RFCOMM_GRANT_CREDITS:
cid = READ_BT_16(packet, 3);
rfcomm_credits = packet[5];
rfcomm_grant_credits(cid, rfcomm_credits);
break;
case RFCOMM_PERSISTENT_CHANNEL: {
if (remote_device_db) {
// enforce \0
packet[3+248] = 0;
rfcomm_channel = remote_device_db->persistent_rfcomm_channel((char*)&packet[3]);
} else {
// NOTE: hack for non-iOS platforms
rfcomm_channel = rfcomm_channel_generator++;
}
log_info("RFCOMM_EVENT_PERSISTENT_CHANNEL %u", rfcomm_channel);
uint8_t event[4];
event[0] = RFCOMM_EVENT_PERSISTENT_CHANNEL;
event[1] = sizeof(event) - 2;
event[2] = 0;
event[3] = rfcomm_channel;
hci_dump_packet(HCI_EVENT_PACKET, 0, event, sizeof(event));
socket_connection_send_packet(connection, HCI_EVENT_PACKET, 0, (uint8_t *) event, sizeof(event));
break;
}
case SDP_REGISTER_SERVICE_RECORD:
log_info("SDP_REGISTER_SERVICE_RECORD size %u\n", size);
sdp_register_service_internal(connection, &packet[3]);
break;
case SDP_UNREGISTER_SERVICE_RECORD:
service_record_handle = READ_BT_32(packet, 3);
log_info("SDP_UNREGISTER_SERVICE_RECORD handle 0x%x ", service_record_handle);
sdp_unregister_service_internal(connection, service_record_handle);
break;
case SDP_CLIENT_QUERY_RFCOMM_SERVICES:
bt_flip_addr(addr, &packet[3]);
serviceSearchPatternLen = de_get_len(&packet[9]);
memcpy(serviceSearchPattern, &packet[9], serviceSearchPatternLen);
sdp_query_rfcomm_register_callback(handle_sdp_rfcomm_service_result, connection);
sdp_query_rfcomm_channel_and_name_for_search_pattern(addr, serviceSearchPattern);
break;
case SDP_CLIENT_QUERY_SERVICES:
bt_flip_addr(addr, &packet[3]);
sdp_parser_init();
sdp_parser_register_callback(handle_sdp_client_query_result);
serviceSearchPatternLen = de_get_len(&packet[9]);
memcpy(serviceSearchPattern, &packet[9], serviceSearchPatternLen);
attributeIDListLen = de_get_len(&packet[9+serviceSearchPatternLen]);
memcpy(attributeIDList, &packet[9+serviceSearchPatternLen], attributeIDListLen);
sdp_client_query(addr, (uint8_t*)&serviceSearchPattern[0], (uint8_t*)&attributeIDList[0]);
// sdp_general_query_for_uuid(addr, 0x1002);
break;
default:
log_error("Error: command %u not implemented\n:", READ_CMD_OCF(packet));
break;
}
// verbose log info on command before dumped command unknown to PacketLogger or Wireshark
hci_dump_packet( HCI_COMMAND_DATA_PACKET, 1, packet, size);
return 0;
}
static void packet_handler_old (void * connection, uint8_t packet_type, uint16_t channel, uint8_t *packet, uint16_t size){
bd_addr_t event_addr;
uint8_t rfcomm_channel_nr;
uint16_t mtu;
switch (packet_type) {
case HCI_EVENT_PACKET:
switch (packet[0]) {
case BTSTACK_EVENT_STATE:
// bt stack activated, get started - set local name
if (packet[2] == HCI_STATE_WORKING) {
uint8_t des_serviceSearchPattern[5] = {0x35, 0x03, 0x19, 0x10, 0x02};
hci_send_cmd(&sdp_client_query_rfcomm_services, host_addr, des_serviceSearchPattern);
}
break;
case SDP_QUERY_COMPLETE:
// data: event(8), len(8), status(8)
printf("SDP_QUERY_COMPLETE, status %u\n", packet[2]);
break;
case SDP_QUERY_RFCOMM_SERVICE:
// data: event(8), len(8), rfcomm channel(8), name(var)
printf("SDP_QUERY_RFCOMM_SERVICE, rfcomm channel %u, name '%s'\n", packet[2], (const char*)&packet[3]);
break;
case HCI_EVENT_LINK_KEY_REQUEST:
printf("HCI_EVENT_LINK_KEY_REQUEST \n");
// link key request
bt_flip_addr(event_addr, &packet[2]);
hci_send_cmd(&hci_link_key_request_negative_reply, &event_addr);
break;
case HCI_EVENT_PIN_CODE_REQUEST:
// inform about pin code request
printf("Please enter PIN 0000 on remote device\n");
bt_flip_addr(event_addr, &packet[2]);
hci_send_cmd(&hci_pin_code_request_reply, &event_addr, 4, "0000");
break;
case HCI_EVENT_COMMAND_COMPLETE:
if (COMMAND_COMPLETE_EVENT(packet, hci_read_bd_addr)){
bt_flip_addr(event_addr, &packet[6]);
printf("BD-ADDR: %s\n\r", bd_addr_to_str(event_addr));
break;
}
// if (COMMAND_COMPLETE_EVENT(packet, hci_write_local_name)){
// hci_send_cmd(&hci_write_class_of_device, 0x38010c);
// hci_discoverable_control(1);
// break;
// }
break;
case RFCOMM_EVENT_INCOMING_CONNECTION:
// data: event (8), len(8), address(48), channel (8), rfcomm_cid (16)
bt_flip_addr(event_addr, &packet[2]);
rfcomm_channel_nr = packet[8];
rfcomm_channel_id = READ_BT_16(packet, 9);
//printf("RFCOMM channel %u requested for %s\n\r", rfcomm_channel_nr, bd_addr_to_str(event_addr));
if(memcmp(event_addr, host_addr, sizeof(bd_addr_t)) == 0 || true /* TODO: Always accept */) {
syslog(LOG_DEBUG, "[bluetooth] Accept RFCOMM connection from host.");
rfcomm_accept_connection_internal(rfcomm_channel_id);
} else {
syslog(LOG_WARNING, "[bluetooth] Decline RFCOMM connection from unknown device %s.", bd_addr_to_str(event_addr));
rfcomm_decline_connection_internal(rfcomm_channel_id);
}
break;
case RFCOMM_EVENT_OPEN_CHANNEL_COMPLETE:
// data: event(8), len(8), status (8), address (48), server channel(8), rfcomm_cid(16), max frame size(16)
if (packet[2]) {
printf("RFCOMM channel open failed, status %u\n\r", packet[2]);
} else {
rfcomm_channel_id = READ_BT_16(packet, 12);
mtu = READ_BT_16(packet, 14);
printf("\n\rRFCOMM channel open succeeded. New RFCOMM Channel ID %u, max frame size %u\n\r", rfcomm_channel_id, mtu);
}
break;
case RFCOMM_EVENT_CHANNEL_CLOSED:
rfcomm_channel_id = 0;
break;
default:
syslog(LOG_INFO, "Unresolved event packet %d", packet[0]);
break;
}
break;
default:
break;
}
}
