2025-11-25 10:21:47 +08:00

277 lines
8.1 KiB
C

/**
*****************************************************************************************
* Copyright(c) 2016, Realtek Semiconductor Corporation. All rights reserved.
*****************************************************************************************
* @file gaps_client.h
* @brief Head file for using GAP service client.
* @details GAP service client data structs and external functions declaration.
* @author jane
* @date 2016-02-18
* @version v1.0
* *************************************************************************************
*/
/* Define to prevent recursive inclusion */
#ifndef _GAPS_CLIENT_H_
#define _GAPS_CLIENT_H_
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
/* Add Includes here */
#include <profile_client.h>
/** @defgroup GAPS_Client GAP Service Client
* @brief GAP service client
* @details
Application shall register gaps client when initialization through @ref gaps_add_client function.
Application can start discovery GAP service through @ref gaps_start_discovery function.
Application can read GAP service referenced values through @ref gaps_read function.
* \code{.c}
T_APP_RESULT app_client_callback(T_CLIENT_ID client_id, uint8_t conn_id, void *p_data)
{
if (client_id == gaps_client_id)
{
T_GAPS_CLIENT_CB_DATA *p_gaps_cb_data = (T_GAPS_CLIENT_CB_DATA *)p_data;
switch (p_gaps_cb_data->cb_type)
{
case GAPS_CLIENT_CB_TYPE_DISC_STATE:
switch (p_gaps_cb_data->cb_content.disc_state)
{
case DISC_GAPS_DONE:
......
}
}
* \endcode
* @{
*/
/** @defgroup GAPS_Client_Exported_Macros GAPS Client Exported Macros
* @brief
* @{
*/
/** @brief Define links number. range: 0-4 */
#define GAPS_MAX_LINKS 4
/** @brief GAP service UUID */
#define GATT_UUID_GAP 0x1800
/** @brief Resolvable private address only characteristic UUID */
#define GATT_UUID_CHAR_RESOLVABLE_PRIVATE_ADDRESS_ONLY 0x2AC9
/** End of GAPS_Client_Exported_Macros * @} */
/** @defgroup GAPS_Client_Exported_Types GAPS Client Exported Types
* @brief
* @{
*/
/** @brief GAPS client handle type */
typedef enum
{
HDL_GAPS_SRV_START, //!< start handle of gap service
HDL_GAPS_SRV_END, //!< end handle of gap service
HDL_GAPS_DEVICE_NAME, //!< device name value handle
HDL_GAPS_APPEARANCE, //!< appearance value handle
HDL_GAPS_CENTRAL_ADDR_RESOLUTION, //!< central address resolution value handle
HDL_GAPS_RESOLVABLE_PRIVATE_ADDR_ONLY,//!< resolvable private address only value handle
HDL_GAPS_CACHE_LEN //!< handle cache length
} T_GAP_CLIENT_HANDLE_TYPE;
/** @brief GAPS client discovery state */
typedef enum
{
DISC_GAPS_IDLE,
DISC_GAPS_START,
DISC_GAPS_DONE,
DISC_GAPS_FAILED
} T_GAPS_DISC_STATE;
/** @brief GAPS client read type */
typedef enum
{
GAPS_READ_DEVICE_NAME,
GAPS_READ_APPEARANCE,
GAPS_READ_CENTRAL_ADDR_RESOLUTION,
} T_GAPS_READ_TYPE;
/** @brief Device name value */
typedef struct
{
uint16_t value_size;
uint8_t *p_value;
} T_DEVICE_NAME;
/** @brief GAPS client read content */
typedef union
{
uint16_t appearance;
T_DEVICE_NAME device_name;
uint8_t central_addr_res;
} T_GAPS_READ_DATA;
/** @brief GAPS client read data, used to inform app read response data */
typedef struct
{
T_GAPS_READ_TYPE type;
T_GAPS_READ_DATA data;
uint16_t cause;
} T_GAPS_READ_RESULT;
/** @brief GAPS client callback type */
typedef enum
{
GAPS_CLIENT_CB_TYPE_DISC_STATE, //!< Discovery procedure state, done or pending.
GAPS_CLIENT_CB_TYPE_READ_RESULT, //!< Read request's result data, responsed from server.
GAPS_CLIENT_CB_TYPE_INVALID //!< Invalid callback type, no practical usage.
} T_GAPS_CLIENT_CB_TYPE;
/** @brief GAPS client callback content */
typedef union
{
T_GAPS_DISC_STATE disc_state;
T_GAPS_READ_RESULT read_result;
} T_GAPS_CLIENT_CB_CONTENT;
/** @brief GAPS client callback data */
typedef struct
{
T_GAPS_CLIENT_CB_TYPE cb_type;
T_GAPS_CLIENT_CB_CONTENT cb_content;
} T_GAPS_CLIENT_CB_DATA;
/** End of GAPS_Client_Exported_Types * @} */
/** @defgroup GPAS_Client_Exported_Functions GAPS Client Exported Functions
* @brief
* @{
*/
/**
* @brief Add gap service client to application.
* @param[in] app_cb pointer of app callback function to handle specific client module data.
* @param[in] link_num initialize link num.
* @return Client ID of the specific client module.
* @retval 0xff failed.
* @retval other success.
*
* <b>Example usage</b>
* \code{.c}
void app_le_profile_init(void)
{
client_init(1);
gaps_client_id = gaps_add_client(app_client_callback, APP_MAX_LINKS);
}
* \endcode
*/
T_CLIENT_ID gaps_add_client(P_FUN_GENERAL_APP_CB app_cb, uint8_t link_num);
/**
* @brief Used by application, to start the discovery procedure of GAP service.
* @param[in] conn_id connection ID.
* @retval true send request to upper stack success.
* @retval false send request to upper stack failed.
*
* <b>Example usage</b>
* \code{.c}
static T_USER_CMD_PARSE_RESULT cmd_gapdis(T_USER_CMD_PARSED_VALUE *p_parse_value)
{
uint8_t conn_id = p_parse_value->dw_param[0];
bool ret = gaps_start_discovery(conn_id);
......
}
* \endcode
*/
bool gaps_start_discovery(uint8_t conn_id);
/**
* @brief Used by application, to read data from server by using handles.
* @param[in] conn_id connection ID.
* @param[in] read_type one of characteristic that has the readable property.
* @retval true send request to upper stack success.
* @retval false send request to upper stack failed.
*
* <b>Example usage</b>
* \code{.c}
static T_USER_CMD_PARSE_RESULT cmd_gapread(T_USER_CMD_PARSED_VALUE *p_parse_value)
{
uint8_t conn_id = p_parse_value->dw_param[0];
T_GAPS_READ_TYPE read_type = (T_GAPS_READ_TYPE)p_parse_value->dw_param[1];
bool ret = gaps_read(conn_id, read_type);
......
}
* \endcode
*/
bool gaps_read(uint8_t conn_id, T_GAPS_READ_TYPE read_type);
/**
* @brief Used by application, to get handle cache.
* @param[in] conn_id connection ID.
* @param[in,out] p_hdl_cache pointer of the handle cache table
* @param[in] len the length of handle cache table
* @retval true success.
* @retval false failed.
*
* <b>Example usage</b>
* \code{.c}
static T_USER_CMD_PARSE_RESULT cmd_gaphdl(T_USER_CMD_PARSED_VALUE *p_parse_value)
{
uint8_t conn_id = p_parse_value->dw_param[0];
uint16_t hdl_cache[HDL_GAPS_CACHE_LEN];
uint8_t hdl_idx;
bool ret = gaps_get_hdl_cache(conn_id, hdl_cache, sizeof(uint16_t) * HDL_GAPS_CACHE_LEN);
......
}
* \endcode
*/
bool gaps_get_hdl_cache(uint8_t conn_id, uint16_t *p_hdl_cache, uint8_t len);
/**
* @brief Used by application, to set handle cache.
* @param[in] conn_id connection ID.
* @param[in] p_hdl_cache pointer of the handle cache table
* @param[in] len the length of handle cache table
* @retval true success.
* @retval false failed.
*
* <b>Example usage</b>
* \code{.c}
void app_discov_services(uint8_t conn_id, bool start)
{
......
if (app_srvs_table.srv_found_flags & APP_DISCOV_GAPS_FLAG)
{
gaps_set_hdl_cache(conn_id, app_srvs_table.gaps_hdl_cache, sizeof(uint16_t) * HDL_GAPS_CACHE_LEN);
}
......
}
* \endcode
*/
bool gaps_set_hdl_cache(uint8_t conn_id, uint16_t *p_hdl_cache, uint8_t len);
/**
* @brief Used by application, to check Resolvable Private Address Only Characteristics whether existing.
* @param[in] conn_id connection ID.
* @param[in,out] p_is_exist whether existing
* @retval true success.
* @retval false failed.
*/
bool gaps_check_resolvable_private_addr_only_char(uint8_t conn_id, bool *p_is_exist);
/** @} End of GAPS_Client_Exported_Functions */
/** @} End of GAPS_Client */
#ifdef __cplusplus
}
#endif /* __cplusplus */
#endif /* _GAPS_CLIENT_H_ */