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| 1 // Copyright 2015 The Chromium Authors. All rights reserved. | 1 // Copyright 2015 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #include "components/proximity_auth/ble/bluetooth_low_energy_connection.h" | 5 #include "components/proximity_auth/ble/bluetooth_low_energy_connection.h" |
| 6 | 6 |
| 7 #include <utility> | 7 #include <utility> |
| 8 | 8 |
| 9 #include "base/bind.h" | 9 #include "base/bind.h" |
| 10 #include "base/location.h" | 10 #include "base/location.h" |
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| 46 // Deprecated signal send as the first byte in send byte operations. | 46 // Deprecated signal send as the first byte in send byte operations. |
| 47 const int kFirstByteZero = 0; | 47 const int kFirstByteZero = 0; |
| 48 | 48 |
| 49 // The maximum number of bytes written in a remote characteristic with a single | 49 // The maximum number of bytes written in a remote characteristic with a single |
| 50 // write request. This is not the connection MTU, we are assuming that the | 50 // write request. This is not the connection MTU, we are assuming that the |
| 51 // remote device allows for writes larger than MTU. | 51 // remote device allows for writes larger than MTU. |
| 52 const int kMaxChunkSize = 500; | 52 const int kMaxChunkSize = 500; |
| 53 } // namespace | 53 } // namespace |
| 54 | 54 |
| 55 BluetoothLowEnergyConnection::BluetoothLowEnergyConnection( | 55 BluetoothLowEnergyConnection::BluetoothLowEnergyConnection( |
| 56 const RemoteDevice& device, | 56 const cryptauth::RemoteDevice& device, |
| 57 scoped_refptr<device::BluetoothAdapter> adapter, | 57 scoped_refptr<device::BluetoothAdapter> adapter, |
| 58 const BluetoothUUID remote_service_uuid, | 58 const BluetoothUUID remote_service_uuid, |
| 59 BluetoothThrottler* bluetooth_throttler, | 59 BluetoothThrottler* bluetooth_throttler, |
| 60 int max_number_of_write_attempts) | 60 int max_number_of_write_attempts) |
| 61 : Connection(device), | 61 : Connection(device), |
| 62 adapter_(adapter), | 62 adapter_(adapter), |
| 63 remote_service_({remote_service_uuid, ""}), | 63 remote_service_({remote_service_uuid, ""}), |
| 64 to_peripheral_char_({BluetoothUUID(kToPeripheralCharUUID), ""}), | 64 to_peripheral_char_({BluetoothUUID(kToPeripheralCharUUID), ""}), |
| 65 from_peripheral_char_({BluetoothUUID(kFromPeripheralCharUUID), ""}), | 65 from_peripheral_char_({BluetoothUUID(kFromPeripheralCharUUID), ""}), |
| 66 bluetooth_throttler_(bluetooth_throttler), | 66 bluetooth_throttler_(bluetooth_throttler), |
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| 609 const uint32_t value) { | 609 const uint32_t value) { |
| 610 std::vector<uint8_t> bytes(4, 0); | 610 std::vector<uint8_t> bytes(4, 0); |
| 611 bytes[0] = static_cast<uint8_t>(value); | 611 bytes[0] = static_cast<uint8_t>(value); |
| 612 bytes[1] = static_cast<uint8_t>(value >> 8); | 612 bytes[1] = static_cast<uint8_t>(value >> 8); |
| 613 bytes[2] = static_cast<uint8_t>(value >> 16); | 613 bytes[2] = static_cast<uint8_t>(value >> 16); |
| 614 bytes[3] = static_cast<uint8_t>(value >> 24); | 614 bytes[3] = static_cast<uint8_t>(value >> 24); |
| 615 return bytes; | 615 return bytes; |
| 616 } | 616 } |
| 617 | 617 |
| 618 } // namespace proximity_auth | 618 } // namespace proximity_auth |
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