static void btpad_packet_handler(uint8_t packet_type,
uint16_t channel, uint8_t *packet, uint16_t size)
{
unsigned i;
bd_addr_t event_addr;
struct btpad_queue_command* cmd = &commands[insert_position];
switch (packet_type)
{
case L2CAP_DATA_PACKET:
for (i = 0; i < MAX_USERS; i ++)
{
struct btstack_hid_adapter *connection = &g_connections[i];
if (!connection || connection->state != BTPAD_CONNECTED)
continue;
if ( connection->channels[0] == channel
|| connection->channels[1] == channel)
pad_connection_packet(&slots[connection->slot], connection->slot, packet, size);
}
break;
case HCI_EVENT_PACKET:
switch (packet[0])
{
case BTSTACK_EVENT_STATE:
RARCH_LOG("[BTstack]: HCI State %d.\n", packet[2]);
switch (packet[2])
{
case HCI_STATE_WORKING:
btpad_queue_reset();
btpad_queue_hci_read_bd_addr(cmd);
/* TODO: Where did I get 672 for MTU? */
bt_send_cmd_ptr(l2cap_register_service_ptr, PSM_HID_CONTROL, 672);
bt_send_cmd_ptr(l2cap_register_service_ptr, PSM_HID_INTERRUPT, 672);
btpad_queue_hci_inquiry(cmd, HCI_INQUIRY_LAP, 3, 1);
btpad_queue_run(1);
break;
case HCI_STATE_HALTING:
btpad_close_all_connections();
break;
}
break;
case HCI_EVENT_COMMAND_STATUS:
btpad_queue_run(packet[3]);
break;
case HCI_EVENT_COMMAND_COMPLETE:
btpad_queue_run(packet[2]);
if (COMMAND_COMPLETE_EVENT(packet, (*hci_read_bd_addr_ptr)))
{
bt_flip_addr_ptr(event_addr, &packet[6]);
if (!packet[5])
RARCH_LOG("[BTpad]: Local address is %s.\n",
bd_addr_to_str_ptr(event_addr));
else
RARCH_LOG("[BTpad]: Failed to get local address (Status: %02X).\n",
packet[5]);
}
break;
case HCI_EVENT_INQUIRY_RESULT:
if (packet[2])
{
struct btstack_hid_adapter* connection = NULL;
bt_flip_addr_ptr(event_addr, &packet[3]);
connection = btpad_find_empty_connection();
if (!connection)
return;
RARCH_LOG("[BTpad]: Inquiry found device\n");
memset(connection, 0, sizeof(struct btstack_hid_adapter));
memcpy(connection->address, event_addr, sizeof(bd_addr_t));
connection->has_address = true;
connection->state = BTPAD_CONNECTING;
bt_send_cmd_ptr(l2cap_create_channel_ptr, connection->address, PSM_HID_CONTROL);
bt_send_cmd_ptr(l2cap_create_channel_ptr, connection->address, PSM_HID_INTERRUPT);
}
break;
case HCI_EVENT_INQUIRY_COMPLETE:
/* This must be turned off during gameplay
* as it causes a ton of lag. */
inquiry_running = !inquiry_off;
if (inquiry_running)
btpad_queue_hci_inquiry(cmd, HCI_INQUIRY_LAP, 3, 1);
break;
case L2CAP_EVENT_CHANNEL_OPENED:
{
uint16_t handle, psm, channel_id;
struct btstack_hid_adapter *connection = NULL;
bt_flip_addr_ptr(event_addr, &packet[3]);
handle = READ_BT_16(packet, 9);
psm = READ_BT_16(packet, 11);
channel_id = READ_BT_16(packet, 13);
connection = btpad_find_connection_for(handle, event_addr);
if (!packet[2])
{
if (!connection)
{
RARCH_LOG("[BTpad]: Got L2CAP 'Channel Opened' event for unrecognized device.\n");
break;
}
RARCH_LOG("[BTpad]: L2CAP channel opened: (PSM: %02X)\n", psm);
connection->handle = handle;
switch (psm)
{
case PSM_HID_CONTROL:
connection->channels[0] = channel_id;
break;
case PSM_HID_INTERRUPT:
connection->channels[1] = channel_id;
break;
default:
RARCH_LOG("[BTpad]: Got unknown L2CAP PSM, ignoring (PSM: %02X).\n", psm);
break;
}
if (connection->channels[0] && connection->channels[1])
{
RARCH_LOG("[BTpad]: Got both L2CAP channels, requesting name.\n");
btpad_queue_hci_remote_name_request(cmd, connection->address, 0, 0, 0);
}
}
else
RARCH_LOG("[BTpad]: Got failed L2CAP 'Channel Opened' event (PSM: %02X, Status: %02X).\n", psm, packet[2]);
}
break;
case L2CAP_EVENT_INCOMING_CONNECTION:
{
uint16_t handle, psm, channel_id;
struct btstack_hid_adapter* connection = NULL;
bt_flip_addr_ptr(event_addr, &packet[2]);
handle = READ_BT_16(packet, 8);
psm = READ_BT_16(packet, 10);
channel_id = READ_BT_16(packet, 12);
connection = btpad_find_connection_for(handle, event_addr);
if (!connection)
{
connection = btpad_find_empty_connection();
if (!connection)
break;
RARCH_LOG("[BTpad]: Got new incoming connection\n");
memset(connection, 0,
sizeof(struct btstack_hid_adapter));
memcpy(connection->address, event_addr,
sizeof(bd_addr_t));
connection->has_address = true;
connection->handle = handle;
connection->state = BTPAD_CONNECTING;
}
RARCH_LOG("[BTpad]: Incoming L2CAP connection (PSM: %02X).\n",
psm);
bt_send_cmd_ptr(l2cap_accept_connection_ptr, channel_id);
}
break;
case HCI_EVENT_REMOTE_NAME_REQUEST_COMPLETE:
{
struct btstack_hid_adapter *connection = NULL;
bt_flip_addr_ptr(event_addr, &packet[3]);
connection = btpad_find_connection_for(0, event_addr);
if (!connection)
{
RARCH_LOG("[BTpad]: Got unexpected remote name, ignoring.\n");
break;
}
RARCH_LOG("[BTpad]: Got %.200s.\n", (char*)&packet[9]);
connection->slot = pad_connection_pad_init(&slots[connection->slot],
(char*)packet + 9, 0, 0, connection, &btpad_connection_send_control);
connection->state = BTPAD_CONNECTED;
}
break;
case HCI_EVENT_PIN_CODE_REQUEST:
RARCH_LOG("[BTpad]: Sending Wiimote PIN.\n");
bt_flip_addr_ptr(event_addr, &packet[2]);
btpad_queue_hci_pin_code_request_reply(cmd, event_addr, &packet[2]);
break;
case HCI_EVENT_DISCONNECTION_COMPLETE:
{
const uint32_t handle = READ_BT_16(packet, 3);
if (!packet[2])
{
struct btstack_hid_adapter* connection = btpad_find_connection_for(handle, 0);
if (connection)
{
connection->handle = 0;
pad_connection_pad_deinit(&slots[connection->slot], connection->slot);
btpad_close_connection(connection);
}
}
else
RARCH_LOG("[BTpad]: Got failed 'Disconnection Complete' event (Status: %02X).\n", packet[2]);
}
break;
case L2CAP_EVENT_SERVICE_REGISTERED:
if (packet[2])
RARCH_LOG("[BTpad]: Got failed 'Service Registered' event (PSM: %02X, Status: %02X).\n",
READ_BT_16(packet, 3), packet[2]);
break;
}
break;
}
}
void btpad_packet_handler(uint8_t packet_type, uint16_t channel, uint8_t *packet, uint16_t size)
{
bd_addr_t event_addr;
if (packet_type == HCI_EVENT_PACKET)
{
switch (packet[0])
{
case BTSTACK_EVENT_STATE:
{
RARCH_LOG("BTstack: HCI State %d\n", packet[2]);
switch (packet[2])
{
case HCI_STATE_WORKING:
btpad_queue_reset();
btpad_queue_hci_read_bd_addr();
bt_send_cmd_ptr(l2cap_register_service_ptr, PSM_HID_CONTROL, 672); // TODO: Where did I get 672 for mtu?
bt_send_cmd_ptr(l2cap_register_service_ptr, PSM_HID_INTERRUPT, 672);
btpad_queue_hci_inquiry(HCI_INQUIRY_LAP, 3, 1);
btpad_queue_run(1);
break;
case HCI_STATE_HALTING:
btpad_close_all_connections();
CFRunLoopStop(CFRunLoopGetCurrent());
break;
}
}
break;
case HCI_EVENT_COMMAND_STATUS:
btpad_queue_run(packet[3]);
break;
case HCI_EVENT_COMMAND_COMPLETE:
{
btpad_queue_run(packet[2]);
if (COMMAND_COMPLETE_EVENT(packet, (*hci_read_bd_addr_ptr)))
{
bt_flip_addr_ptr(event_addr, &packet[6]);
if (!packet[5])
RARCH_LOG("BTpad: Local address is %s\n", bd_addr_to_str_ptr(event_addr));
else
RARCH_LOG("BTpad: Failed to get local address (Status: %02X)\n", packet[5]);
}
}
break;
case HCI_EVENT_INQUIRY_RESULT:
{
if (packet[2])
{
bt_flip_addr_ptr(event_addr, &packet[3]);
struct apple_pad_connection* connection = (struct apple_pad_connection*)btpad_find_empty_connection();
if (connection)
{
RARCH_LOG("BTpad: Inquiry found device\n");
memset(connection, 0, sizeof(struct apple_pad_connection));
memcpy(connection->address, event_addr, sizeof(bd_addr_t));
connection->has_address = true;
connection->state = BTPAD_CONNECTING;
bt_send_cmd_ptr(l2cap_create_channel_ptr, connection->address, PSM_HID_CONTROL);
bt_send_cmd_ptr(l2cap_create_channel_ptr, connection->address, PSM_HID_INTERRUPT);
}
}
}
break;
case HCI_EVENT_INQUIRY_COMPLETE:
{
// This must be turned off during gameplay as it causes a ton of lag
inquiry_running = !inquiry_off;
if (inquiry_running)
btpad_queue_hci_inquiry(HCI_INQUIRY_LAP, 3, 1);
}
break;
case L2CAP_EVENT_CHANNEL_OPENED:
{
bt_flip_addr_ptr(event_addr, &packet[3]);
const uint16_t handle = READ_BT_16(packet, 9);
const uint16_t psm = READ_BT_16(packet, 11);
const uint16_t channel_id = READ_BT_16(packet, 13);
struct apple_pad_connection* connection = (struct apple_pad_connection*)btpad_find_connection_for(handle, event_addr);
if (!packet[2])
{
if (!connection)
{
RARCH_LOG("BTpad: Got L2CAP 'Channel Opened' event for unrecognized device\n");
break;
}
RARCH_LOG("BTpad: L2CAP channel opened: (PSM: %02X)\n", psm);
connection->handle = handle;
if (psm == PSM_HID_CONTROL)
connection->channels[0] = channel_id;
else if (psm == PSM_HID_INTERRUPT)
connection->channels[1] = channel_id;
else
RARCH_LOG("BTpad: Got unknown L2CAP PSM, ignoring (PSM: %02X)\n", psm);
if (connection->channels[0] && connection->channels[1])
{
RARCH_LOG("BTpad: Got both L2CAP channels, requesting name\n");
btpad_queue_hci_remote_name_request(connection->address, 0, 0, 0);
}
}
else
RARCH_LOG("BTpad: Got failed L2CAP 'Channel Opened' event (PSM: %02X, Status: %02X)\n", psm, packet[2]);
}
break;
case L2CAP_EVENT_INCOMING_CONNECTION:
{
bt_flip_addr_ptr(event_addr, &packet[2]);
const uint16_t handle = READ_BT_16(packet, 8);
const uint32_t psm = READ_BT_16(packet, 10);
const uint32_t channel_id = READ_BT_16(packet, 12);
struct apple_pad_connection* connection = (struct apple_pad_connection*)btpad_find_connection_for(handle, event_addr);
if (!connection)
{
connection = btpad_find_empty_connection();
if (connection)
{
RARCH_LOG("BTpad: Got new incoming connection\n");
memset(connection, 0, sizeof(struct apple_pad_connection));
memcpy(connection->address, event_addr, sizeof(bd_addr_t));
connection->has_address = true;
connection->handle = handle;
connection->state = BTPAD_CONNECTING;
}
else break;
}
RARCH_LOG("BTpad: Incoming L2CAP connection (PSM: %02X)\n", psm);
bt_send_cmd_ptr(l2cap_accept_connection_ptr, channel_id);
}
break;
case HCI_EVENT_REMOTE_NAME_REQUEST_COMPLETE:
{
bt_flip_addr_ptr(event_addr, &packet[3]);
struct apple_pad_connection* connection = (struct apple_pad_connection*)btpad_find_connection_for(0, event_addr);
if (!connection)
{
RARCH_LOG("BTpad: Got unexpected remote name, ignoring\n");
break;
}
RARCH_LOG("BTpad: Got %.200s\n", (char*)&packet[9]);
connection->slot = apple_joypad_connect((char*)packet + 9, connection);
connection->state = BTPAD_CONNECTED;
}
break;
case HCI_EVENT_PIN_CODE_REQUEST:
RARCH_LOG("BTpad: Sending WiiMote PIN\n");
bt_flip_addr_ptr(event_addr, &packet[2]);
btpad_queue_hci_pin_code_request_reply(event_addr, &packet[2]);
break;
case HCI_EVENT_DISCONNECTION_COMPLETE:
{
const uint32_t handle = READ_BT_16(packet, 3);
if (!packet[2])
{
struct apple_pad_connection* connection = (struct apple_pad_connection*)btpad_find_connection_for(handle, 0);
if (connection)
{
connection->handle = 0;
apple_joypad_disconnect(connection->slot);
btpad_close_connection(connection);
}
}
else
RARCH_LOG("BTpad: Got failed 'Disconnection Complete' event (Status: %02X)\n", packet[2]);
}
break;
case L2CAP_EVENT_SERVICE_REGISTERED:
{
if (packet[2])
RARCH_LOG("BTpad: Got failed 'Service Registered' event (PSM: %02X, Status: %02X)\n", READ_BT_16(packet, 3), packet[2]);
}
break;
}
}
else if (packet_type == L2CAP_DATA_PACKET)
{
int i;
for (i = 0; i < MAX_PLAYERS; i ++)
{
struct apple_pad_connection* connection = (struct apple_pad_connection*)&g_connections[i];
if (connection->state == BTPAD_CONNECTED && (connection->channels[0] == channel || connection->channels[1] == channel))
apple_joypad_packet(connection->slot, packet, size);
}
}
}
