123 lines
4 KiB
C
Executable file
123 lines
4 KiB
C
Executable file
/******************************************************************************
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*
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* Copyright (c) 2014 The Android Open Source Project
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* Copyright (C) 2009-2012 Broadcom Corporation
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at:
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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******************************************************************************/
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#ifndef BTIF_COMMON_H
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#define BTIF_COMMON_H
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#include <stdlib.h>
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// #include <hardware/bluetooth.h>
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#include "bt_types.h"
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#include "bta_api.h"
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#include "osi.h"
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// #include "osi/include/log.h"
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/*******************************************************************************
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** Constants & Macros
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********************************************************************************/
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#define ASSERTC(cond, msg, val) if (!(cond)) { LOG_ERROR( \
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"### ASSERT : %s line %d %s (%d) ###", __FILE__, __LINE__, msg, val);}
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/* Calculate start of event enumeration; id is top 8 bits of event */
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#define BTIF_SIG_START(id) ((id) << 8)
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/* For upstream the MSB bit is always SET */
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#define BTIF_SIG_CB_BIT (0x8000)
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#define BTIF_SIG_CB_START(id) (((id) << 8) | BTIF_SIG_CB_BIT)
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/* BTIF sub-systems */
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#define BTIF_CORE 0
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#define BTIF_DM 1
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// #define BTIF_HFP 2
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// #define BTIF_AV 3
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// #define BTIF_PAN 4
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// #define BTIF_HF_CLIENT 5
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#define HAL_CBACK(P_CB, P_CBACK, ...)\
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if (P_CB && P_CB->P_CBACK) { \
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BTIF_TRACE_API("HAL %s->%s", #P_CB, #P_CBACK); \
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P_CB->P_CBACK(__VA_ARGS__); \
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} \
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else { \
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ASSERTC(0, "Callback is NULL", 0); \
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}
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/**
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* BTIF events for requests that require context switch to btif task
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* on downstreams path
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*/
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enum
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{
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BTIF_CORE_API_START = BTIF_SIG_START(BTIF_CORE),
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/* add here */
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BTIF_DM_API_START = BTIF_SIG_START(BTIF_DM),
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BTIF_DM_ENABLE_SERVICE,
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BTIF_DM_DISABLE_SERVICE,
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/* add here */
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};
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/*******************************************************************************
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** Type definitions for callback functions
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********************************************************************************/
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typedef void (tBTIF_CBACK) (UINT16 event, char *p_param);
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typedef void (tBTIF_COPY_CBACK) (UINT16 event, char *p_dest, char *p_src);
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/*******************************************************************************
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** Type definitions and return values
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********************************************************************************/
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/* this type handles all btif context switches between BTU and HAL */
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typedef struct
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{
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BT_HDR hdr;
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tBTIF_CBACK* p_cb; /* context switch callback */
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/* parameters passed to callback */
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UINT16 event; /* message event id */
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char p_param[0]; /* parameter area needs to be last */
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} tBTIF_CONTEXT_SWITCH_CBACK;
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/*******************************************************************************
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** Functions
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********************************************************************************/
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bt_status_t btif_transfer_context (tBTIF_CBACK *p_cback, UINT16 event, char* p_params,
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int param_len, tBTIF_COPY_CBACK *p_copy_cback);
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tBTA_SERVICE_MASK btif_get_enabled_services_mask(void);
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bt_status_t btif_enable_service(tBTA_SERVICE_ID service_id);
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bt_status_t btif_disable_service(tBTA_SERVICE_ID service_id);
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int btif_is_enabled(void);
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/**
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* BTIF_Events
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*/
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void btif_enable_bluetooth_evt(tBTA_STATUS status);
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void btif_disable_bluetooth_evt(void);
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#endif /* BTIF_COMMON_H */
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