blob: 5fe6194c9dbfee2318aa81feabc24a36b1315500 [file] [log] [blame]
// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#import <IOBluetooth/IOBluetooth.h>
#import <IOKit/IOReturn.h>
#include <stddef.h>
#include <stdint.h>
#include <memory>
#include "base/mac/scoped_nsobject.h"
#include "base/macros.h"
#include "device/bluetooth/bluetooth_channel_mac.h"
@class BluetoothL2capChannelDelegate;
namespace device {
class BluetoothL2capChannelMac : public BluetoothChannelMac {
// Creates a new L2CAP channel wrapper with the given |socket| and native
// |channel|.
// NOTE: The |channel| is expected to already be retained.
BluetoothL2capChannelMac(BluetoothSocketMac* socket,
IOBluetoothL2CAPChannel* channel);
~BluetoothL2capChannelMac() override;
// Opens a new L2CAP channel with Channel ID |channel_id| to the target
// |device|. Returns the opened channel and sets |status| to kIOReturnSuccess
// if the open process was successfully started (or if an existing L2CAP
// channel was found). Otherwise, sets |status| to an error status.
static std::unique_ptr<BluetoothL2capChannelMac> OpenAsync(
BluetoothSocketMac* socket,
IOBluetoothDevice* device,
BluetoothL2CAPPSM psm,
IOReturn* status);
// BluetoothChannelMac:
void SetSocket(BluetoothSocketMac* socket) override;
IOBluetoothDevice* GetDevice() override;
uint16_t GetOutgoingMTU() override;
IOReturn WriteAsync(void* data, uint16_t length, void* refcon) override;
void OnChannelOpenComplete(IOBluetoothL2CAPChannel* channel,
IOReturn status);
void OnChannelClosed(IOBluetoothL2CAPChannel* channel);
void OnChannelDataReceived(IOBluetoothL2CAPChannel* channel,
void* data,
size_t length);
void OnChannelWriteComplete(IOBluetoothL2CAPChannel* channel,
void* refcon,
IOReturn status);
// The wrapped native L2CAP channel.
base::scoped_nsobject<IOBluetoothL2CAPChannel> channel_;
// The delegate for the native channel.
base::scoped_nsobject<BluetoothL2capChannelDelegate> delegate_;
} // namespace device