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// Copyright 2014 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CHROME_BROWSER_DEVTOOLS_DEVICE_USB_ANDROID_USB_DEVICE_H_
#define CHROME_BROWSER_DEVTOOLS_DEVICE_USB_ANDROID_USB_DEVICE_H_
#include <stddef.h>
#include <stdint.h>
#include <map>
#include <memory>
#include <string>
#include <vector>
#include "base/containers/queue.h"
#include "base/containers/span.h"
#include "base/memory/raw_ptr.h"
#include "base/memory/ref_counted.h"
#include "base/memory/weak_ptr.h"
#include "chrome/browser/devtools/device/usb/usb_device_manager_helper.h"
#include "mojo/public/cpp/bindings/remote.h"
#include "services/device/public/mojom/usb_device.mojom-forward.h"
namespace base {
class RefCountedBytes;
class SingleThreadTaskRunner;
}
namespace crypto {
class RSAPrivateKey;
}
namespace net {
class StreamSocket;
}
class AndroidUsbSocket;
class AdbMessage {
public:
enum Command {
kCommandSYNC = 0x434e5953,
kCommandCNXN = 0x4e584e43,
kCommandOPEN = 0x4e45504f,
kCommandOKAY = 0x59414b4f,
kCommandCLSE = 0x45534c43,
kCommandWRTE = 0x45545257,
kCommandAUTH = 0x48545541
};
enum Auth {
kAuthToken = 1,
kAuthSignature = 2,
kAuthRSAPublicKey = 3
};
AdbMessage(uint32_t command,
uint32_t arg0,
uint32_t arg1,
const std::string& body);
AdbMessage(const AdbMessage&) = delete;
AdbMessage& operator=(const AdbMessage&) = delete;
~AdbMessage();
uint32_t command;
uint32_t arg0;
uint32_t arg1;
std::string body;
};
class AndroidUsbDevice;
typedef std::vector<scoped_refptr<AndroidUsbDevice> > AndroidUsbDevices;
typedef base::OnceCallback<void(const AndroidUsbDevices&)>
AndroidUsbDevicesCallback;
class AndroidUsbDevice : public base::RefCountedThreadSafe<AndroidUsbDevice> {
public:
static void Enumerate(crypto::RSAPrivateKey* rsa_key,
AndroidUsbDevicesCallback callback);
AndroidUsbDevice(crypto::RSAPrivateKey* rsa_key,
const AndroidDeviceInfo& android_device_info,
mojo::Remote<device::mojom::UsbDevice> device);
AndroidUsbDevice(const AndroidUsbDevice&) = delete;
AndroidUsbDevice& operator=(const AndroidUsbDevice&) = delete;
void InitOnCallerThread();
net::StreamSocket* CreateSocket(const std::string& command);
void Send(uint32_t command,
uint32_t arg0,
uint32_t arg1,
const std::string& body);
const std::string& serial() const { return android_device_info_.serial; }
bool is_connected() const { return is_connected_; }
private:
friend class base::RefCountedThreadSafe<AndroidUsbDevice>;
static void EnsureUsbDeviceManagerConnection();
static void OnDeviceManagerConnectionError();
virtual ~AndroidUsbDevice();
void Queue(std::unique_ptr<AdbMessage> message);
void ProcessOutgoing();
void OutgoingMessageSent(device::mojom::UsbTransferStatus status);
void ReadHeader();
void ParseHeader(device::mojom::UsbTransferStatus status,
base::span<const uint8_t> buffer);
void ReadBody(std::unique_ptr<AdbMessage> message,
uint32_t data_length,
uint32_t data_check);
void ParseBody(std::unique_ptr<AdbMessage> message,
uint32_t data_length,
uint32_t data_check,
device::mojom::UsbTransferStatus status,
base::span<const uint8_t> buffer);
void HandleIncoming(std::unique_ptr<AdbMessage> message);
void TransferError(device::mojom::UsbTransferStatus status);
void Terminate();
void SocketDeleted(uint32_t socket_id);
scoped_refptr<base::SingleThreadTaskRunner> task_runner_;
std::unique_ptr<crypto::RSAPrivateKey> rsa_key_;
// Device info
mojo::Remote<device::mojom::UsbDevice> device_;
AndroidDeviceInfo android_device_info_;
bool is_connected_;
bool signature_sent_;
// Created sockets info
uint32_t last_socket_id_;
using AndroidUsbSockets =
std::map<uint32_t, raw_ptr<AndroidUsbSocket, CtnExperimental>>;
AndroidUsbSockets sockets_;
// Outgoing bulk queue
using BulkMessage = scoped_refptr<base::RefCountedBytes>;
base::queue<BulkMessage> outgoing_queue_;
// Outgoing messages pending connect
using PendingMessages = std::vector<std::unique_ptr<AdbMessage>>;
PendingMessages pending_messages_;
base::WeakPtrFactory<AndroidUsbDevice> weak_factory_{this};
};
#endif // CHROME_BROWSER_DEVTOOLS_DEVICE_USB_ANDROID_USB_DEVICE_H_
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