139 lines
4 KiB
C
139 lines
4 KiB
C
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/***************************************************************************
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*
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* Copyright 2015-2019 BES.
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* All rights reserved. All unpublished rights reserved.
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*
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* No part of this work may be used or reproduced in any form or by any
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* means, or stored in a database or retrieval system, without prior written
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* permission of BES.
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*
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* Use of this work is governed by a license granted by BES.
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* This work contains confidential and proprietary information of
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* BES. which is protected by copyright, trade secret,
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* trademark and other intellectual property rights.
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*
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****************************************************************************/
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#ifdef __GATT_OVER_BR_EDR__
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#ifndef __BTGATT_H__
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#define __BTGATT_H__
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#include "cmsis_os.h"
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#include "stdbool.h"
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#include "bt_co_list.h"
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#include "btlib_type.h"
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#include "btm.h"
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#define BTGATT_PACKET_COUNT (5)
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typedef struct _BtgattCallbackParms BtgattCallbackParms;
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typedef struct _BtgattChannel BtgattChannel;
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typedef struct _BtgattConn BtgattConn;
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typedef struct _BtgattConnCallbackParms BtgattConnCallbackParms;
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typedef void (*BtgattConnCallback)(BtgattConn *Conn, BtgattConnCallbackParms *Parms);
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/* Connection State */
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struct _BtgattConn {
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uint32 l2cap_handle;
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uint8 state;
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BtgattConnCallback callback;
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};
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struct _BtgattConnCallbackParms {
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uint8 event;
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int8 status;
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uint16 dataLen;
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union {
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struct btm_conn_item_t *remDev;
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uint8 *data;
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} ptrs;
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};
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typedef uint16 BtgattEvent;
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typedef struct
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{
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struct list_node node;
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uint8* pBuf;
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uint16 pDataLength;
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} BtgattPacket;
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struct _BtgattCallbackParms{
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BtgattEvent event;
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int8 status;
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int8 errCode;
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BtgattChannel *chnl;
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union{
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struct btm_conn_item_t *remDev;
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BtgattPacket Packet;
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}p;
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};
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typedef struct _BtBtgattContext {
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struct list_node channelList;
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uint16 btgattcpsm;
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} BtBtgattContext;
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/*--------------------------------------------------------------------------
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* BTGATTChannelStates type
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*
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* This type enumerates the possible BTGATT channel connection
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* states.
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*/
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typedef uint8 BtgattChannelStates;
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/* End of HfChannelStates */
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typedef void (*BtgattCallback)(BtgattChannel *Chan, BtgattCallbackParms *Info);
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struct _BtgattChannel{
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struct list_node node;
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struct btm_conn_item_t *remDev;
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BtgattCallback callback; /* Application callback*/
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BtgattConn btgattc_conn;
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BtgattChannelStates state; /* Current connection state */
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uint16 flags; /* Current connection flags */
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struct list_node freeTxPacketList;
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struct list_node pendingTxPacketList;
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uint8 initiator;
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uint8 tx_state;
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BtgattPacket *curr_tx_packet;
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};
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////btgatt channel state
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#define BTGATT_STATE_DISCONNECTED 0
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#define BTGATT_STATE_CONN_PENDING 1
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#define BTGATT_STATE_CONN_INCOMING 2
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#define BTGATT_STATE_DISC_PENDING 3
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#define BTGATT_STATE_DISC_INCOMING 4
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#define BTGATT_STATE_CONNECTED 5
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////channel tx state
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#define BTGATT_TX_STATE_IDLE 0
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#define BTGATT_TX_STATE_IN_TX 1
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#define BTGATT_EVENT_CONTROL_CONNECTED 0x21
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#define BTGATT_EVENT_CONTROL_DISCONNECTED 0x22
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#define BTGATT_EVENT_CONTROL_DATA_IND 0x23
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#define BTGATT_EVENT_CONTROL_DATA_SENT 0x24
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#define BTGATT(s) (btgattContext.s)
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#if defined(__cplusplus)
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extern "C" {
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#endif
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int8 Btgatt_init(void);
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int8 Btgatt_Register(BtgattChannel *chnl, BtgattCallback callback);
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int8 Btgatt_Connect(BtgattChannel *chnl, struct btm_conn_item_t *RemDev);
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int8 Btgatt_Disconnect(BtgattChannel *chnl);
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int8 Btgatt_Send_packet(BtgattChannel *chnl, char *buffer, uint16 nBytes);
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int8 Btgatt_Send_cmd_packet(BtgattChannel *chnl, char *buffer, uint16 nBytes);
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bool Btgatt_Is_Connected(BtgattConn *Conn);
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void Btgatt_addsdp(uint16_t pServiceUUID, uint16_t startHandle, uint16_t endHandle);
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#if defined(__cplusplus)
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}
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#endif
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#endif /* __BTGATT_H__ */
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#endif
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