111 lines
3.1 KiB
C

/*
* test.c
*
* Created by Matthias Ringwald on 7/14/09.
*/
#include <unistd.h>
#include <stdio.h>
#include <stdlib.h>
#include <strings.h>
#include <btstack/btstack.h>
#include <btstack/run_loop.h>
#include <btstack/hci_cmds.h>
// bd_addr_t addr = {0x00, 0x03, 0xc9, 0x3d, 0x77, 0x43 }; // Think Outside Keyboard
bd_addr_t addr = {0x00, 0x19, 0x1d, 0x90, 0x44, 0x68 }; // WiiMote
// bd_addr_t addr = {0x00, 0x19, 0x1d, 0x94, 0x7a, 0xff }; // WiiMote - iPhoneBlog.de
static void (*data_cb)(uint8_t x, uint8_t y, uint8_t z);
static void (*state_cb)(char *text);
void packet_handler(uint8_t packet_type, uint8_t *packet, uint16_t size){
bd_addr_t event_addr;
switch (packet_type) {
case L2CAP_DATA_PACKET:
// just dump data for now
// hexdump( packet, size );
if (packet[8] == 0xa1 && packet[9] == 0x31){
(*data_cb)(packet[12], packet[13], packet[14]);
}
break;
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) {
bt_send_cmd(&hci_write_local_name, "BTstack-Test");
(*state_cb)("BT running");
}
break;
case HCI_EVENT_PIN_CODE_REQUEST:
// inform about pin code request
printf("Please enter PIN 1234 on remote device\n");
break;
case L2CAP_EVENT_CHANNEL_OPENED:
// inform about new l2cap connection
bt_flip_addr(event_addr, &packet[2]);
uint16_t psm = READ_BT_16(packet, 10);
uint16_t source_cid = READ_BT_16(packet, 12);
printf("Channel successfully opened: ");
print_bd_addr(event_addr);
printf(", handle 0x%02x, psm 0x%02x, source cid 0x%02x, dest cid 0x%02x\n",
READ_BT_16(packet, 8), psm, source_cid, READ_BT_16(packet, 14));
if (psm == 0x13) {
// interupt channel openedn succesfully, now open control channel, too.
bt_send_cmd(&l2cap_create_channel, event_addr, 0x11);
} else {
// request acceleration data.. probably has to be sent to control channel 0x11 instead of 0x13
uint8_t setMode31[] = { 0x52, 0x12, 0x00, 0x31 };
bt_send_l2cap( source_cid, setMode31, sizeof(setMode31));
uint8_t setLEDs[] = { 0x52, 0x11, 0x10 };
bt_send_l2cap( source_cid, setLEDs, sizeof(setLEDs));
(*state_cb)("WiiMote connected");
}
case HCI_EVENT_COMMAND_COMPLETE:
// use pairing yes/no
if ( COMMAND_COMPLETE_EVENT(packet, hci_write_local_name) ) {
bt_send_cmd(&hci_write_authentication_enable, 0);
}
// connect to HID device (PSM 0x13) at addr
if ( COMMAND_COMPLETE_EVENT(packet, hci_write_authentication_enable) ) {
(*state_cb)("Connecting to WiiMote");
bt_send_cmd(&l2cap_create_channel, addr, 0x13);
}
break;
default:
break;
}
default:
break;
}
}
void set_bt_state_cb(void (*cb)(char *text)){
state_cb = cb;
}
void set_data_cb(void (*handler)(uint8_t x, uint8_t y, uint8_t z)){
data_cb = handler;
}
void start_bt(){
run_loop_init(RUN_LOOP_COCOA);
bt_open();
bt_register_packet_handler(packet_handler);
(*state_cb)("BT started");
bt_send_cmd(&btstack_set_power_mode, HCI_POWER_ON );
}