BLE GAP simplification

/******************************************************************************

 *

 *  Copyright (C) 2009-2013 Broadcom Corporation

 *  Copyright (C) 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.

  tGAP_CCB ccb_pool[GAP_MAX_CONNECTIONS];

} tGAP_CONN;

#define GAP_MAX_CHAR_NUM 4

typedef struct {

  uint16_t handle;

  uint16_t uuid;

  tGAP_BLE_ATTR_VALUE attr_value;

} tGAP_ATTR;

/**********************************************************************

 * M A I N   C O N T R O L   B L O C K

 **********************************************************************/

#define GAP_MAX_CL GATT_CL_MAX_LCB

typedef struct {

  uint16_t uuid;

  tGAP_BLE_CMPL_CBACK* p_cback;

} tGAP_BLE_REQ;

typedef struct {

  BD_ADDR bda;

  tGAP_BLE_CMPL_CBACK* p_cback;

  uint16_t conn_id;

  uint16_t cl_op_uuid;

  bool in_use;

  bool connected;

  fixed_queue_t* pending_req_q;

} tGAP_CLCB;

typedef struct {

  uint8_t trace_level;

#if (GAP_CONN_INCLUDED == TRUE)

  tGAP_CONN conn;

#endif

  /* LE GAP attribute database */

  tGAP_ATTR gatt_attr[GAP_MAX_CHAR_NUM];

  tGAP_CLCB clcb[GAP_MAX_CL]; /* connection link*/

  tGATT_IF gatt_if;

} tGAP_CB;

extern tGAP_CB gap_cb;