upload android base code part6

android/system/bt/hci/include/hci_layer.h

@@ -0,0 +1,97 @@
+/******************************************************************************
+ *
+ *  Copyright (C) 2014 Google, Inc.
+ *
+ *  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 <base/bind.h>
+#include <base/tracked_objects.h>
+#include <stdbool.h>
+
+#include "bt_types.h"
+#include "osi/include/allocator.h"
+#include "osi/include/fixed_queue.h"
+#include "osi/include/future.h"
+#include "osi/include/osi.h"
+
+static const char HCI_MODULE[] = "hci_module";
+
+///// LEGACY DEFINITIONS /////
+
+/* Message event mask across Host/Controller lib and stack */
+#define MSG_EVT_MASK 0xFF00     /* eq. BT_EVT_MASK */
+#define MSG_SUB_EVT_MASK 0x00FF /* eq. BT_SUB_EVT_MASK */
+
+/* Message event ID passed from Host/Controller lib to stack */
+#define MSG_HC_TO_STACK_HCI_ERR 0x1300      /* eq. BT_EVT_TO_BTU_HCIT_ERR */
+#define MSG_HC_TO_STACK_HCI_ACL 0x1100      /* eq. BT_EVT_TO_BTU_HCI_ACL */
+#define MSG_HC_TO_STACK_HCI_SCO 0x1200      /* eq. BT_EVT_TO_BTU_HCI_SCO */
+#define MSG_HC_TO_STACK_HCI_EVT 0x1000      /* eq. BT_EVT_TO_BTU_HCI_EVT */
+#define MSG_HC_TO_STACK_L2C_SEG_XMIT 0x1900 /* BT_EVT_TO_BTU_L2C_SEG_XMIT */
+
+/* Message event ID passed from stack to vendor lib */
+#define MSG_STACK_TO_HC_HCI_ACL 0x2100 /* eq. BT_EVT_TO_LM_HCI_ACL */
+#define MSG_STACK_TO_HC_HCI_SCO 0x2200 /* eq. BT_EVT_TO_LM_HCI_SCO */
+#define MSG_STACK_TO_HC_HCI_CMD 0x2000 /* eq. BT_EVT_TO_LM_HCI_CMD */
+
+/* Local Bluetooth Controller ID for BR/EDR */
+#define LOCAL_BR_EDR_CONTROLLER_ID 0
+
+///// END LEGACY DEFINITIONS /////
+
+typedef struct hci_hal_t hci_hal_t;
+typedef struct btsnoop_t btsnoop_t;
+typedef struct controller_t controller_t;
+typedef struct hci_inject_t hci_inject_t;
+typedef struct packet_fragmenter_t packet_fragmenter_t;
+typedef struct vendor_t vendor_t;
+
+typedef unsigned char* bdaddr_t;
+typedef uint16_t command_opcode_t;
+
+typedef void (*command_complete_cb)(BT_HDR* response, void* context);
+typedef void (*command_status_cb)(uint8_t status, BT_HDR* command,
+                                  void* context);
+
+typedef struct hci_t {
+  // Set the callback that the HCI layer uses to send data upwards
+  void (*set_data_cb)(
+      base::Callback<void(const tracked_objects::Location&, BT_HDR*)>
+          send_data_cb);
+
+  // Send a command through the HCI layer
+  void (*transmit_command)(BT_HDR* command,
+                           command_complete_cb complete_callback,
+                           command_status_cb status_cb, void* context);
+
+  future_t* (*transmit_command_futured)(BT_HDR* command);
+
+  // Send some data downward through the HCI layer
+  void (*transmit_downward)(uint16_t type, void* data);
+} hci_t;
+
+const hci_t* hci_layer_get_interface();
+
+const hci_t* hci_layer_get_test_interface(
+    const allocator_t* buffer_allocator_interface,
+    const btsnoop_t* btsnoop_interface,
+    const packet_fragmenter_t* packet_fragmenter_interface);
+
+void post_to_hci_message_loop(const tracked_objects::Location& from_here,
+                              BT_HDR* p_msg);
+
+void hci_layer_cleanup_interface();