static void sdpc_trysend()
{
uint8_t buf[128];
if (state != SENDING) return;
if (!l2cap_cid) return;
if (!l2cap_can_send_packet_now(l2cap_cid)) return;
buf[0] = SDP_ServiceSearchAttributeRequest;
net_store_16(buf, 1, transitionid++);
uint8_t *param = &buf[5];
de_create_sequence(param);
de_add_number(param, DE_UUID, DE_SIZE_16, serviceids[current_server]);
uint16_t size = de_get_len(param);
net_store_16(param, size, 30); // max length is 30 bytes
size+=2;
de_create_sequence(param + size);
//de_add_number(param + size, DE_UINT, DE_SIZE_16, SDP_ServiceClassIDList);
de_add_number(param + size, DE_UINT, DE_SIZE_16, SDP_ProtocolDescriptorList);
size += de_get_len(param + size);
param[size++] = 0;
net_store_16(buf, 3, size);
hexdump(buf, size + 5);
int err = l2cap_send_internal(l2cap_cid, buf, size + 5);
if (!err)
{
state = RECV;
log_info("sdp request sent.\n");
}
else
{
log_info("sdpc_trysend l2cap_send_internal error: %d\n", err);
}
}
int stdin_process(struct data_source *ds){
char buffer;
read(ds->fd, &buffer, 1);
switch (buffer){
case 'c':
printf("Creating L2CAP Connection to %s, PSM SDP\n", bd_addr_to_str(remote));
l2cap_create_channel_internal(NULL, packet_handler, remote, PSM_SDP, 100);
break;
case 's':
printf("Send L2CAP Data\n");
l2cap_send_internal(local_cid, (uint8_t *) "0123456789", 10);
break;
case 'e':
printf("Send L2CAP ECHO Request\n");
l2cap_send_echo_request(handle, (uint8_t *) "Hello World!", 13);
break;
case 'd':
printf("L2CAP Channel Closed\n");
l2cap_disconnect_internal(local_cid, 0);
break;
case '\n':
case '\r':
break;
default:
show_usage();
break;
}
return 0;
}
static void sdp_try_respond(void) {
if (!sdp_response_size ) return;
if (!l2cap_cid) return;
if (!l2cap_can_send_packet_now(l2cap_cid)) return;
// update state before sending packet (avoid getting called when new l2cap credit gets emitted)
uint16_t size = sdp_response_size;
sdp_response_size = 0;
l2cap_send_internal(l2cap_cid, sdp_response_buffer, size);
}
static int daemon_client_handler(connection_t *connection, uint16_t packet_type, uint16_t channel, uint8_t *data, uint16_t length){
int err = 0;
client_state_t * client;
switch (packet_type){
case HCI_COMMAND_DATA_PACKET:
if (READ_CMD_OGF(data) != OGF_BTSTACK) {
// HCI Command
hci_send_cmd_packet(data, length);
} else {
// BTstack command
btstack_command_handler(connection, data, length);
}
break;
case HCI_ACL_DATA_PACKET:
err = hci_send_acl_packet(data, length);
break;
case L2CAP_DATA_PACKET:
// process l2cap packet...
err = l2cap_send_internal(channel, data, length);
if (err == BTSTACK_ACL_BUFFERS_FULL) {
l2cap_block_new_credits(1);
}
break;
case RFCOMM_DATA_PACKET:
// process l2cap packet...
err = rfcomm_send_internal(channel, data, length);
break;
case DAEMON_EVENT_PACKET:
switch (data[0]) {
case DAEMON_EVENT_CONNECTION_OPENED:
log_info("DAEMON_EVENT_CONNECTION_OPENED %p\n",connection);
client = malloc(sizeof(client_state_t));
if (!client) break; // fail
client->connection = connection;
client->power_mode = HCI_POWER_OFF;
client->discoverable = 0;
linked_list_add(&clients, (linked_item_t *) client);
break;
case DAEMON_EVENT_CONNECTION_CLOSED:
log_info("DAEMON_EVENT_CONNECTION_CLOSED %p\n",connection);
sdp_unregister_services_for_connection(connection);
rfcomm_close_connection(connection);
l2cap_close_connection(connection);
client = client_for_connection(connection);
if (!client) break;
linked_list_remove(&clients, (linked_item_t *) client);
free(client);
// update discoverable mode
hci_discoverable_control(clients_require_discoverable());
// start power off, if last active client
if (!clients_require_power_on()){
start_power_off_timer();
}
break;
case DAEMON_NR_CONNECTIONS_CHANGED:
log_info("Nr Connections changed, new %u\n",data[1]);
break;
default:
break;
}
break;
}
if (err) {
log_info("Daemon Handler: err %d\n", err);
}
return err;
}
int stdin_process(struct data_source *ds){
char buffer;
read(ds->fd, &buffer, 1);
// passkey input
if (ui_digits_for_passkey){
if (buffer < '0' || buffer > '9') return 0;
printf("%c", buffer);
fflush(stdout);
ui_passkey = ui_passkey * 10 + buffer - '0';
ui_digits_for_passkey--;
if (ui_digits_for_passkey == 0){
printf("\nSending Passkey '%06u'\n", ui_passkey);
hci_send_cmd(&hci_user_passkey_request_reply, remote, ui_passkey);
}
return 0;
}
if (ui_chars_for_pin){
printf("%c", buffer);
fflush(stdout);
if (buffer == '\n'){
printf("\nSending Pin '%s'\n", ui_pin);
hci_send_cmd(&hci_pin_code_request_reply, remote, ui_pin_offset, ui_pin);
} else {
ui_pin[ui_pin_offset++] = buffer;
}
return 0;
}
switch (buffer){
case 'c':
gap_connectable = 0;
hci_connectable_control(0);
show_usage();
break;
case 'C':
gap_connectable = 1;
hci_connectable_control(1);
show_usage();
break;
case 'd':
gap_discoverable = 0;
hci_discoverable_control(0);
show_usage();
break;
case 'D':
gap_discoverable = 1;
hci_discoverable_control(1);
show_usage();
break;
case 'b':
gap_bondable = 0;
// gap_set_bondable_mode(0);
update_auth_req();
show_usage();
break;
case 'B':
gap_bondable = 1;
// gap_set_bondable_mode(1);
update_auth_req();
show_usage();
break;
case 'm':
gap_mitm_protection = 0;
update_auth_req();
show_usage();
break;
case 'M':
gap_mitm_protection = 1;
update_auth_req();
show_usage();
break;
case '<':
gap_dedicated_bonding_mode = 0;
update_auth_req();
show_usage();
break;
case '>':
gap_dedicated_bonding_mode = 1;
update_auth_req();
show_usage();
break;
case 'e':
gap_io_capabilities = "IO_CAPABILITY_DISPLAY_ONLY";
hci_ssp_set_io_capability(IO_CAPABILITY_DISPLAY_ONLY);
show_usage();
break;
case 'f':
gap_io_capabilities = "IO_CAPABILITY_DISPLAY_YES_NO";
hci_ssp_set_io_capability(IO_CAPABILITY_DISPLAY_YES_NO);
show_usage();
break;
case 'g':
gap_io_capabilities = "IO_CAPABILITY_NO_INPUT_NO_OUTPUT";
hci_ssp_set_io_capability(IO_CAPABILITY_NO_INPUT_NO_OUTPUT);
show_usage();
break;
case 'h':
gap_io_capabilities = "IO_CAPABILITY_KEYBOARD_ONLY";
hci_ssp_set_io_capability(IO_CAPABILITY_KEYBOARD_ONLY);
show_usage();
break;
case 'i':
start_scan();
break;
case 'j':
printf("Start dedicated bonding to %s using MITM %u\n", bd_addr_to_str(remote), gap_mitm_protection);
gap_dedicated_bonding(remote, gap_mitm_protection);
break;
case 'z':
printf("Start dedicated bonding to %s using legacy pairing\n", bd_addr_to_str(remote));
gap_dedicated_bonding(remote, gap_mitm_protection);
break;
case 'y':
printf("Disabling SSP for this session\n");
hci_send_cmd(&hci_write_simple_pairing_mode, 0);
break;
case 'k':
printf("Start SDP query for SPP service\n");
sdp_query_rfcomm_channel_and_name_for_uuid(remote_rfcomm, 0x1101);
break;
case 't':
printf("Terminate connection with handle 0x%04x\n", handle);
hci_send_cmd(&hci_disconnect, handle, 0x13); // remote closed connection
break;
case 'p':
printf("Creating HCI Connection to %s\n", bd_addr_to_str(remote));
hci_send_cmd(&hci_create_connection, remote, hci_usable_acl_packet_types(), 0, 0, 0, 1);
break;
// printf("Creating L2CAP Connection to %s, PSM SDP\n", bd_addr_to_str(remote));
// l2cap_create_channel_internal(NULL, packet_handler, remote, PSM_SDP, 100);
// break;
// case 'u':
// printf("Creating L2CAP Connection to %s, PSM 3\n", bd_addr_to_str(remote));
// l2cap_create_channel_internal(NULL, packet_handler, remote, 3, 100);
// break;
case 'q':
printf("Send L2CAP Data\n");
l2cap_send_internal(local_cid, (uint8_t *) "0123456789", 10);
break;
case 'r':
printf("Send L2CAP ECHO Request\n");
l2cap_send_echo_request(handle, (uint8_t *) "Hello World!", 13);
break;
case 's':
printf("L2CAP Channel Closed\n");
l2cap_disconnect_internal(local_cid, 0);
break;
case 'x':
printf("Outgoing L2CAP Channels to SDP will also require SSP\n");
l2cap_require_security_level_2_for_outgoing_sdp();
break;
case 'l':
printf("Creating RFCOMM Channel to %s #%u\n", bd_addr_to_str(remote_rfcomm), rfcomm_channel_nr);
rfcomm_create_channel_internal(NULL, remote_rfcomm, rfcomm_channel_nr);
break;
case 'n':
printf("Send RFCOMM Data\n"); // mtu < 60
rfcomm_send_internal(rfcomm_channel_id, (uint8_t *) "012345678901234567890123456789012345678901234567890123456789", mtu);
break;
case 'u':
printf("Sending RLS indicating framing error\n"); // mtu < 60
rfcomm_send_local_line_status(rfcomm_channel_id, 9);
break;
case 'v':
printf("Sending RPN CMD to select 115200 baud\n"); // mtu < 60
rfcomm_send_port_configuration(rfcomm_channel_id, RPN_BAUD_115200, RPN_DATA_BITS_8, RPN_STOP_BITS_1_0, RPN_PARITY_NONE, 0);
break;
case 'w':
printf("Sending RPN REQ to query remote port settings\n"); // mtu < 60
rfcomm_query_port_configuration(rfcomm_channel_id);
break;
case 'o':
printf("RFCOMM Channel Closed\n");
rfcomm_disconnect_internal(rfcomm_channel_id);
rfcomm_channel_id = 0;
break;
case '+':
printf("Initiate SSP on current connection\n");
gap_request_security_level(handle, LEVEL_2);
break;
case '*':
printf("Sending SSP User Confirmation for %s\n", bd_addr_to_str(remote));
hci_send_cmd(&hci_user_confirmation_request_reply, remote);
break;
case '=':
printf("Deleting Link Key for %s\n", bd_addr_to_str(remote));
hci_drop_link_key_for_bd_addr(remote);
break;
case 'U':
printf("Sending UCD data on handle 0x%04x\n", handle);
send_ucd_packet();
break;
case 'Q':
printf("Closing HCI Connection to handle 0x%04x\n", handle);
gap_disconnect(handle);
break;
default:
show_usage();
break;
}
return 0;
}
