/**
  @headerfile:    peripheralBroadcaster.h
  $Date: 2011-08-04 12:05:19 -0700 (Thu, 04 Aug 2011) $
  $Revision: 27026 $

  @mainpage TI BLE GAP Peripheral + Broadcaster Roles

  This GAP profile advertises and allows connections and adds the ability to 
  advertise (non-connectable) during a connection.

  Copyright 2010 - 2011 Texas Instruments Incorporated. All rights reserved.

  IMPORTANT: Your use of this Software is limited to those specific rights
  granted under the terms of a software license agreement between the user
  who downloaded the software, his/her employer (which must be your employer)
  and Texas Instruments Incorporated (the "License").  You may not use this
  Software unless you agree to abide by the terms of the License. The License
  limits your use, and you acknowledge, that the Software may not be modified,
  copied or distributed unless embedded on a Texas Instruments microcontroller
  or used solely and exclusively in conjunction with a Texas Instruments radio
  frequency transceiver, which is integrated into your product.  Other than for
  the foregoing purpose, you may not use, reproduce, copy, prepare derivative
  works of, modify, distribute, perform, display or sell this Software and/or
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  YOU FURTHER ACKNOWLEDGE AND AGREE THAT THE SOFTWARE AND DOCUMENTATION ARE
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*/

#ifndef PERIPHERAL_BROADCASTER_H
#define PERIPHERAL_BROADCASTER_H

#ifdef __cplusplus
extern "C"
{
#endif

/*-------------------------------------------------------------------
 * INCLUDES
 */

/*-------------------------------------------------------------------
 * CONSTANTS
 */

/** @defgroup GAPROLE_PROFILE_PARAMETERS GAP Role Parameters
 * @{
 */
#define GAPROLE_PROFILEROLE         0x300  //!< Reading this parameter will return GAP Role type. Read Only. Size is uint8.
#define GAPROLE_IRK                 0x301  //!< Identity Resolving Key. Read/Write. Size is uint8[KEYLEN]. Default is all 0, which means that the IRK will be randomly generated.
#define GAPROLE_SRK                 0x302  //!< Signature Resolving Key. Read/Write. Size is uint8[KEYLEN]. Default is all 0, which means that the SRK will be randomly generated.
#define GAPROLE_SIGNCOUNTER         0x303  //!< Sign Counter. Read/Write. Size is uint32. Default is 0.
#define GAPROLE_BD_ADDR             0x304  //!< Device's Address. Read Only. Size is uint8[B_ADDR_LEN]. This item is read from the controller.
#define GAPROLE_ADVERT_ENABLED      0x305  //!< Enable/Disable Advertising. Read/Write. Size is uint8. Default is TRUE=Enabled.  During a connection, this will enable and display advertising (non-connectable undirected).  Setting this variable during a connection does not change the permanent state of the parameter.
#define GAPROLE_ADVERT_OFF_TIME     0x306  //!< Advertising Off Time for Limited advertisements (in milliseconds). Read/Write. Size is uint16. Default is 30 seconds.
#define GAPROLE_ADVERT_DATA         0x307  //!< Advertisement Data. Read/Write. Max size is uint8[B_MAX_ADV_LEN].  Default is "02:01:01", which means that it is a Limited Discoverable Advertisement.
#define GAPROLE_SCAN_RSP_DATA       0x308  //!< Scan Response Data. Read/Write. Max size is uint8[B_MAX_ADV_LEN]. Defaults to all 0.
#define GAPROLE_ADV_EVENT_TYPE      0x309  //!< Advertisement Type. Read/Write. Size is uint8.  Default is GAP_ADTYPE_ADV_IND (defined in GAP.h).
#define GAPROLE_ADV_DIRECT_TYPE     0x30A  //!< Direct Advertisement Address Type. Read/Write. Size is uint8. Default is ADDRTYPE_PUBLIC (defined in GAP.h).
#define GAPROLE_ADV_DIRECT_ADDR     0x30B  //!< Direct Advertisement Address. Read/Write. Size is uint8[B_ADDR_LEN]. Default is NULL.
#define GAPROLE_ADV_CHANNEL_MAP     0x30C  //!< Which channels to advertise on. Read/Write Size is uint8. Default is GAP_ADVCHAN_ALL (defined in GAP.h)
#define GAPROLE_ADV_FILTER_POLICY   0x30D  //!< Filter Policy. Ignored when directed advertising is used. Read/Write. Size is uint8. Default is GAP_FILTER_POLICY_ALL (defined in GAP.h).
#define GAPROLE_CONNHANDLE          0x30E  //!< Connection Handle. Read Only. Size is uint16.
#define GAPROLE_RSSI_READ_RATE      0x30F  //!< How often to read the RSSI during a connection. Read/Write. Size is uint16. The value is in milliseconds. Default is 0 = OFF.
#define GAPROLE_PARAM_UPDATE_ENABLE 0x310  //!< Slave Connection Parameter Update Enable. Read/Write. Size is uint8. If TRUE then automatic connection parameter update request is sent. Default is FALSE.
#define GAPROLE_MIN_CONN_INTERVAL   0x311  //!< Minimum Connection Interval to allow (n * 1.25ms).  Range: 7.5 msec to 4 seconds (0x0006 to 0x0C80). Read/Write. Size is uint16. Default is 7.5 milliseconds (0x0006).
#define GAPROLE_MAX_CONN_INTERVAL   0x312  //!< Maximum Connection Interval to allow (n * 1.25ms).  Range: 7.5 msec to 4 seconds (0x0006 to 0x0C80). Read/Write. Size is uint16. Default is 4 seconds (0x0C80).
#define GAPROLE_SLAVE_LATENCY       0x313  //!< Update Parameter Slave Latency. Range: 0 - 499. Read/Write. Size is uint16. Default is 0.
#define GAPROLE_TIMEOUT_MULTIPLIER  0x314  //!< Update Parameter Timeout Multiplier (n * 10ms). Range: 100ms to 32 seconds (0x000a - 0x0c80). Read/Write. Size is uint16. Default is 1000.
#define GAPROLE_CONN_BD_ADDR        0x315  //!< Address of connected device. Read only. Size is uint8[B_MAX_ADV_LEN]. Set to all zeros when not connected.
/** @} End GAPROLE_PROFILE_PARAMETERS */
  
/*-------------------------------------------------------------------
 * TYPEDEFS
 */

/**
 * GAP Peripheral + Broadcaster Role States.
 */
typedef enum
{
  GAPROLE_INIT = 0,                         //!< Waiting to be started
  GAPROLE_STARTED,                          //!< Started but not advertising
  GAPROLE_ADVERTISING,                      //!< Currently Advertising
  GAPROLE_WAITING,                          //!< Device is started but not advertising, is in waiting period before advertising again
  GAPROLE_WAITING_AFTER_TIMEOUT,            //!< Device just timed out from a connection but is not yet advertising, is in waiting period before advertising again
  GAPROLE_CONNECTED,                        //!< In a connection
  GAPROLE_CONNECTED_ADV,                    //!< In a connection and advertising
  GAPROLE_ERROR                             //!< Error occurred - invalid state
} gaprole_States_t;

/*-------------------------------------------------------------------
 * MACROS
 */

/*-------------------------------------------------------------------
 * Profile Callbacks
 */

/**
 * Callback when the device has been started.  Callback event to 
 * the Notify of a state change.
 */
typedef void (*gapRolesStateNotify_t)( gaprole_States_t newState );

/**
 * Callback when the device has read an new RSSI value during a connection.
 */
typedef void (*gapRolesRssiRead_t)( int8 newRSSI );

/**
 * Callback structure - must be setup by the application and used when gapRoles_StartDevice() is called.
 */
typedef struct
{
  gapRolesStateNotify_t    pfnStateChange;  //!< Whenever the device changes state
  gapRolesRssiRead_t       pfnRssiRead;     //!< When a valid RSSI is read from controller
} gapRolesCBs_t;

/*-------------------------------------------------------------------
 * API FUNCTIONS 
 */

/**
 * @defgroup GAPROLES_PERIPHERAL_BROADCASTER_API GAP Peripheral + Broadcaster Role API Functions
 * 
 * @{
 */
  
/**
 * @brief       Set a GAP Role parameter.
 *
 *  NOTE: You can call this function with a GAP Parameter ID and it will set the 
 *        GAP Parameter.  GAP Parameters are defined in (gap.h).  Also, 
 *        the "len" field must be set to the size of a "uint16" and the
 *        "pValue" field must point to a "uint16".
 *
 * @param       param - Profile parameter ID: @ref GAPROLE_PROFILE_PARAMETERS
 * @param       len - length of data to write
 * @param       pValue - pointer to data to write.  This is dependent on
 *          the parameter ID and WILL be cast to the appropriate 
 *          data type (example: data type of uint16 will be cast to 
 *          uint16 pointer).
 *
 * @return      SUCCESS or INVALIDPARAMETER (invalid paramID)
 */
extern bStatus_t GAPRole_SetParameter( uint16 param, uint8 len, void *pValue );
  
/**
 * @brief       Get a GAP Role parameter.
 *
 *  NOTE: You can call this function with a GAP Parameter ID and it will get a 
 *        GAP Parameter.  GAP Parameters are defined in (gap.h).  Also, the
 *        "pValue" field must point to a "uint16".
 *
 * @param       param - Profile parameter ID: @ref GAPROLE_PROFILE_PARAMETERS
 * @param       pValue - pointer to location to get the value.  This is dependent on
 *          the parameter ID and WILL be cast to the appropriate 
 *          data type (example: data type of uint16 will be cast to 
 *          uint16 pointer).
 *
 * @return      SUCCESS or INVALIDPARAMETER (invalid paramID)
 */
extern bStatus_t GAPRole_GetParameter( uint16 param, void *pValue );

/**
 * @brief       Does the device initialization.  Only call this function once.
 *
 * @param       pAppCallbacks - pointer to application callbacks.
 *
 * @return      SUCCESS or bleAlreadyInRequestedMode
 */
extern bStatus_t GAPRole_StartDevice( gapRolesCBs_t *pAppCallbacks );

/**
 * @brief       Terminates the existing connection.
 *
 * @return      SUCCESS or bleIncorrectMode
 */
extern bStatus_t GAPRole_TerminateConnection( void );
  
/**
 * @} End GAPROLES_PERIPHERAL_BROADCASTER_API
 */   


/*-------------------------------------------------------------------
 * TASK FUNCTIONS - Don't call these. These are system functions.
 */

/**
 * @internal
 *
 * @brief       Initialization function for the GAP Role Task.
 *          This is called during initialization and should contain
 *          any application specific initialization (ie. hardware
 *          initialization/setup, table initialization, power up
 *          notificaiton ... ).
 *
 * @param       the ID assigned by OSAL.  This ID should be
 *                    used to send messages and set timers.
 *
 * @return      void
 */
extern void GAPRole_Init( uint8 task_id );

/**
 * @internal
 *
 * @brief       GAP Role Task event processor.  
 *          This function is called to process all events for the task.
 *          Events include timers, messages and any other user defined 
 *          events.
 *
 * @param   task_id  - The OSAL assigned task ID.
 * @param   events - events to process.  This is a bit map and can
 *                   contain more than one event.
 *
 * @return      events not processed
 */
extern uint16 GAPRole_ProcessEvent( uint8 task_id, uint16 events );

/*-------------------------------------------------------------------
-------------------------------------------------------------------*/

#ifdef __cplusplus
}
#endif

#endif /* PERIPHERAL_BROADCASTER_H */
