1 files changed, 48 insertions, 0 deletions
diff --git a/bluetooth/hci_protocol.h b/bluetooth/hci_protocol.h
new file mode 100644
index 00000000..f76cddf5
--- /dev/null
+++ b/bluetooth/hci_protocol.h
@@ -0,0 +1,48 @@
+//
+// Copyright 2017 The Android Open Source Project
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+//
+
+#pragma once
+
+#include <hidl/HidlSupport.h>
+
+#include "hci_internals.h"
+#include "hci_packetizer.h"
+
+namespace android {
+namespace hardware {
+namespace bluetooth {
+namespace hci {
+
+using ::android::hardware::hidl_vec;
+using PacketReadCallback = std::function<void(const hidl_vec<uint8_t>&)>;
+
+// Implementation of HCI protocol bits common to different transports
+class HciProtocol {
+ public:
+  HciProtocol() = default;
+  virtual ~HciProtocol(){};
+
+  // Protocol-specific implementation of sending packets.
+  virtual size_t Send(uint8_t type, const uint8_t* data, size_t length) = 0;
+
+ protected:
+  static size_t WriteSafely(int fd, const uint8_t* data, size_t length);
+};
+
+}  // namespace hci
+}  // namespace bluetooth
+}  // namespace hardware
+}  // namespace android