1fbbd42b1fc1aae7a106f46275ab1fd86452cce78Zach Johnson/****************************************************************************** 2fbbd42b1fc1aae7a106f46275ab1fd86452cce78Zach Johnson * 3fbbd42b1fc1aae7a106f46275ab1fd86452cce78Zach Johnson * Copyright (C) 2014 Google, Inc. 4fbbd42b1fc1aae7a106f46275ab1fd86452cce78Zach Johnson * 5fbbd42b1fc1aae7a106f46275ab1fd86452cce78Zach Johnson * Licensed under the Apache License, Version 2.0 (the "License"); 6fbbd42b1fc1aae7a106f46275ab1fd86452cce78Zach Johnson * you may not use this file except in compliance with the License. 7fbbd42b1fc1aae7a106f46275ab1fd86452cce78Zach Johnson * You may obtain a copy of the License at: 8fbbd42b1fc1aae7a106f46275ab1fd86452cce78Zach Johnson * 9fbbd42b1fc1aae7a106f46275ab1fd86452cce78Zach Johnson * http://www.apache.org/licenses/LICENSE-2.0 10fbbd42b1fc1aae7a106f46275ab1fd86452cce78Zach Johnson * 11fbbd42b1fc1aae7a106f46275ab1fd86452cce78Zach Johnson * Unless required by applicable law or agreed to in writing, software 12fbbd42b1fc1aae7a106f46275ab1fd86452cce78Zach Johnson * distributed under the License is distributed on an "AS IS" BASIS, 13fbbd42b1fc1aae7a106f46275ab1fd86452cce78Zach Johnson * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14fbbd42b1fc1aae7a106f46275ab1fd86452cce78Zach Johnson * See the License for the specific language governing permissions and 15fbbd42b1fc1aae7a106f46275ab1fd86452cce78Zach Johnson * limitations under the License. 16fbbd42b1fc1aae7a106f46275ab1fd86452cce78Zach Johnson * 17fbbd42b1fc1aae7a106f46275ab1fd86452cce78Zach Johnson ******************************************************************************/ 18fbbd42b1fc1aae7a106f46275ab1fd86452cce78Zach Johnson 19fbbd42b1fc1aae7a106f46275ab1fd86452cce78Zach Johnson#pragma once 20fbbd42b1fc1aae7a106f46275ab1fd86452cce78Zach Johnson 21fbbd42b1fc1aae7a106f46275ab1fd86452cce78Zach Johnson#include <stdbool.h> 22fbbd42b1fc1aae7a106f46275ab1fd86452cce78Zach Johnson 23fbbd42b1fc1aae7a106f46275ab1fd86452cce78Zach Johnson#include "allocator.h" 24218f375e989a6189cd9a3227656be17bf614485bZach Johnson#include "bt_types.h" 25fbbd42b1fc1aae7a106f46275ab1fd86452cce78Zach Johnson#include "data_dispatcher.h" 26b55a8a62b23be97fcb3f2ba9f3c4cb03cfb59914Zach Johnson#include "fixed_queue.h" 27cd01adc807c14915db3ad566a47d738f82fd3319Zach Johnson#include "future.h" 28fbbd42b1fc1aae7a106f46275ab1fd86452cce78Zach Johnson#include "osi.h" 29fbbd42b1fc1aae7a106f46275ab1fd86452cce78Zach Johnson 3006ef205ebcb0d3f0fe2b88ddcea73e646981940eSharvil Nanavatistatic const char HCI_MODULE[] = "hci_module"; 3106ef205ebcb0d3f0fe2b88ddcea73e646981940eSharvil Nanavati 32fbbd42b1fc1aae7a106f46275ab1fd86452cce78Zach Johnson///// LEGACY DEFINITIONS ///// 33fbbd42b1fc1aae7a106f46275ab1fd86452cce78Zach Johnson 34fbbd42b1fc1aae7a106f46275ab1fd86452cce78Zach Johnson/* Message event mask across Host/Controller lib and stack */ 35fbbd42b1fc1aae7a106f46275ab1fd86452cce78Zach Johnson#define MSG_EVT_MASK 0xFF00 /* eq. BT_EVT_MASK */ 36fbbd42b1fc1aae7a106f46275ab1fd86452cce78Zach Johnson#define MSG_SUB_EVT_MASK 0x00FF /* eq. BT_SUB_EVT_MASK */ 37fbbd42b1fc1aae7a106f46275ab1fd86452cce78Zach Johnson 38fbbd42b1fc1aae7a106f46275ab1fd86452cce78Zach Johnson/* Message event ID passed from Host/Controller lib to stack */ 39fbbd42b1fc1aae7a106f46275ab1fd86452cce78Zach Johnson#define MSG_HC_TO_STACK_HCI_ERR 0x1300 /* eq. BT_EVT_TO_BTU_HCIT_ERR */ 40fbbd42b1fc1aae7a106f46275ab1fd86452cce78Zach Johnson#define MSG_HC_TO_STACK_HCI_ACL 0x1100 /* eq. BT_EVT_TO_BTU_HCI_ACL */ 41fbbd42b1fc1aae7a106f46275ab1fd86452cce78Zach Johnson#define MSG_HC_TO_STACK_HCI_SCO 0x1200 /* eq. BT_EVT_TO_BTU_HCI_SCO */ 42fbbd42b1fc1aae7a106f46275ab1fd86452cce78Zach Johnson#define MSG_HC_TO_STACK_HCI_EVT 0x1000 /* eq. BT_EVT_TO_BTU_HCI_EVT */ 43fbbd42b1fc1aae7a106f46275ab1fd86452cce78Zach Johnson#define MSG_HC_TO_STACK_L2C_SEG_XMIT 0x1900 /* eq. BT_EVT_TO_BTU_L2C_SEG_XMIT */ 44fbbd42b1fc1aae7a106f46275ab1fd86452cce78Zach Johnson 45fbbd42b1fc1aae7a106f46275ab1fd86452cce78Zach Johnson/* Message event ID passed from stack to vendor lib */ 46fbbd42b1fc1aae7a106f46275ab1fd86452cce78Zach Johnson#define MSG_STACK_TO_HC_HCI_ACL 0x2100 /* eq. BT_EVT_TO_LM_HCI_ACL */ 47fbbd42b1fc1aae7a106f46275ab1fd86452cce78Zach Johnson#define MSG_STACK_TO_HC_HCI_SCO 0x2200 /* eq. BT_EVT_TO_LM_HCI_SCO */ 48fbbd42b1fc1aae7a106f46275ab1fd86452cce78Zach Johnson#define MSG_STACK_TO_HC_HCI_CMD 0x2000 /* eq. BT_EVT_TO_LM_HCI_CMD */ 49fbbd42b1fc1aae7a106f46275ab1fd86452cce78Zach Johnson 50fbbd42b1fc1aae7a106f46275ab1fd86452cce78Zach Johnson/* Local Bluetooth Controller ID for BR/EDR */ 51fbbd42b1fc1aae7a106f46275ab1fd86452cce78Zach Johnson#define LOCAL_BR_EDR_CONTROLLER_ID 0 52fbbd42b1fc1aae7a106f46275ab1fd86452cce78Zach Johnson 53fbbd42b1fc1aae7a106f46275ab1fd86452cce78Zach Johnson///// END LEGACY DEFINITIONS ///// 54fbbd42b1fc1aae7a106f46275ab1fd86452cce78Zach Johnson 55bf8193bc81cc077e3acd245cacbe8e3789c4b9ffZach Johnsontypedef struct hci_hal_t hci_hal_t; 56bf8193bc81cc077e3acd245cacbe8e3789c4b9ffZach Johnsontypedef struct btsnoop_t btsnoop_t; 57bf8193bc81cc077e3acd245cacbe8e3789c4b9ffZach Johnsontypedef struct controller_t controller_t; 58bf8193bc81cc077e3acd245cacbe8e3789c4b9ffZach Johnsontypedef struct hci_inject_t hci_inject_t; 59bf8193bc81cc077e3acd245cacbe8e3789c4b9ffZach Johnsontypedef struct packet_fragmenter_t packet_fragmenter_t; 60bf8193bc81cc077e3acd245cacbe8e3789c4b9ffZach Johnsontypedef struct vendor_t vendor_t; 61bf8193bc81cc077e3acd245cacbe8e3789c4b9ffZach Johnsontypedef struct low_power_manager_t low_power_manager_t; 62fbbd42b1fc1aae7a106f46275ab1fd86452cce78Zach Johnson 63fbbd42b1fc1aae7a106f46275ab1fd86452cce78Zach Johnsontypedef unsigned char * bdaddr_t; 64218f375e989a6189cd9a3227656be17bf614485bZach Johnsontypedef uint16_t command_opcode_t; 65fbbd42b1fc1aae7a106f46275ab1fd86452cce78Zach Johnson 66fbbd42b1fc1aae7a106f46275ab1fd86452cce78Zach Johnsontypedef enum { 67fbbd42b1fc1aae7a106f46275ab1fd86452cce78Zach Johnson LPM_DISABLE, 68fbbd42b1fc1aae7a106f46275ab1fd86452cce78Zach Johnson LPM_ENABLE, 69fbbd42b1fc1aae7a106f46275ab1fd86452cce78Zach Johnson LPM_WAKE_ASSERT, 70fbbd42b1fc1aae7a106f46275ab1fd86452cce78Zach Johnson LPM_WAKE_DEASSERT 71fbbd42b1fc1aae7a106f46275ab1fd86452cce78Zach Johnson} low_power_command_t; 72fbbd42b1fc1aae7a106f46275ab1fd86452cce78Zach Johnson 73218f375e989a6189cd9a3227656be17bf614485bZach Johnsontypedef void (*command_complete_cb)(BT_HDR *response, void *context); 74218f375e989a6189cd9a3227656be17bf614485bZach Johnsontypedef void (*command_status_cb)(uint8_t status, BT_HDR *command, void *context); 75fbbd42b1fc1aae7a106f46275ab1fd86452cce78Zach Johnson 76bf8193bc81cc077e3acd245cacbe8e3789c4b9ffZach Johnsontypedef struct hci_t { 77fbbd42b1fc1aae7a106f46275ab1fd86452cce78Zach Johnson // Send a low power command, if supported and the low power manager is enabled. 78fbbd42b1fc1aae7a106f46275ab1fd86452cce78Zach Johnson void (*send_low_power_command)(low_power_command_t command); 79fbbd42b1fc1aae7a106f46275ab1fd86452cce78Zach Johnson 80fbbd42b1fc1aae7a106f46275ab1fd86452cce78Zach Johnson // Do the postload sequence (call after the rest of the BT stack initializes). 81fbbd42b1fc1aae7a106f46275ab1fd86452cce78Zach Johnson void (*do_postload)(void); 82fbbd42b1fc1aae7a106f46275ab1fd86452cce78Zach Johnson 83b55a8a62b23be97fcb3f2ba9f3c4cb03cfb59914Zach Johnson // Register with this data dispatcher to receive events flowing upward out of the HCI layer 84b55a8a62b23be97fcb3f2ba9f3c4cb03cfb59914Zach Johnson data_dispatcher_t *event_dispatcher; 85b55a8a62b23be97fcb3f2ba9f3c4cb03cfb59914Zach Johnson 86b55a8a62b23be97fcb3f2ba9f3c4cb03cfb59914Zach Johnson // Set the queue to receive ACL data in 87b55a8a62b23be97fcb3f2ba9f3c4cb03cfb59914Zach Johnson void (*set_data_queue)(fixed_queue_t *queue); 88fbbd42b1fc1aae7a106f46275ab1fd86452cce78Zach Johnson 89218f375e989a6189cd9a3227656be17bf614485bZach Johnson // Send a command through the HCI layer 90218f375e989a6189cd9a3227656be17bf614485bZach Johnson void (*transmit_command)( 91218f375e989a6189cd9a3227656be17bf614485bZach Johnson BT_HDR *command, 92218f375e989a6189cd9a3227656be17bf614485bZach Johnson command_complete_cb complete_callback, 93218f375e989a6189cd9a3227656be17bf614485bZach Johnson command_status_cb status_cb, 94218f375e989a6189cd9a3227656be17bf614485bZach Johnson void *context 95218f375e989a6189cd9a3227656be17bf614485bZach Johnson ); 96218f375e989a6189cd9a3227656be17bf614485bZach Johnson 97cd01adc807c14915db3ad566a47d738f82fd3319Zach Johnson future_t *(*transmit_command_futured)(BT_HDR *command); 98cd01adc807c14915db3ad566a47d738f82fd3319Zach Johnson 99fbbd42b1fc1aae7a106f46275ab1fd86452cce78Zach Johnson // Send some data downward through the HCI layer 100fbbd42b1fc1aae7a106f46275ab1fd86452cce78Zach Johnson void (*transmit_downward)(data_dispatcher_type_t type, void *data); 101bf8193bc81cc077e3acd245cacbe8e3789c4b9ffZach Johnson} hci_t; 102bf8193bc81cc077e3acd245cacbe8e3789c4b9ffZach Johnson 103bf8193bc81cc077e3acd245cacbe8e3789c4b9ffZach Johnsonconst hci_t *hci_layer_get_interface(); 104bf8193bc81cc077e3acd245cacbe8e3789c4b9ffZach Johnson 105bf8193bc81cc077e3acd245cacbe8e3789c4b9ffZach Johnsonconst hci_t *hci_layer_get_test_interface( 106bf8193bc81cc077e3acd245cacbe8e3789c4b9ffZach Johnson const allocator_t *buffer_allocator_interface, 107bf8193bc81cc077e3acd245cacbe8e3789c4b9ffZach Johnson const hci_hal_t *hal_interface, 108bf8193bc81cc077e3acd245cacbe8e3789c4b9ffZach Johnson const btsnoop_t *btsnoop_interface, 109bf8193bc81cc077e3acd245cacbe8e3789c4b9ffZach Johnson const hci_inject_t *hci_inject_interface, 110bf8193bc81cc077e3acd245cacbe8e3789c4b9ffZach Johnson const packet_fragmenter_t *packet_fragmenter_interface, 111bf8193bc81cc077e3acd245cacbe8e3789c4b9ffZach Johnson const vendor_t *vendor_interface, 112bf8193bc81cc077e3acd245cacbe8e3789c4b9ffZach Johnson const low_power_manager_t *low_power_manager_interface); 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