wss.h

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#ifndef WSS_H_
#define WSS_H_
 
#include <stdint.h>
#include "ble_service.h"
#include "svc_types.h"
 
typedef void (* wss_indication_changed_cb_t) (uint16_t conn_idx, bool enabled);
typedef void (* wss_indication_sent_cb_t) (uint16_t conn_idx, bool status);
 
typedef struct {
        wss_indication_changed_cb_t    indication_changed;
        wss_indication_sent_cb_t       indication_sent;
} wss_callbacks_t;
 
typedef enum {
        WSS_UNIT_SI,                
        WSS_UNIT_IMPERIAL,          
} wss_unit_t;
 
typedef struct {
        wss_unit_t      unit;                  
        uint16_t        weight;                
        bool            time_stamp_present;    
        svc_date_time_t time_stamp;            
        uint8_t         user_id;               
        uint16_t        bmi;                   
        uint16_t        height;                
} wss_weight_measurement_t;
 
typedef enum
{
        WSS_FEAT_TIME_STAMP_SUPPORTED  = 0x0001, 
        WSS_FEAT_MULTI_USER_SUPPORTED  = 0x0002, 
        WSS_FEAT_BMI_SUPPORTED         = 0x0004, 
        /* Weight Resolution */
        WSS_FEAT_WT_DISPLAY_500G_ACC   = 0x0008, 
        WSS_FEAT_WT_DISPLAY_200G_ACC   = 0x0010, 
        WSS_FEAT_WT_DISPLAY_100G_ACC   = 0x0018, 
        WSS_FEAT_WT_DISPLAY_50G_ACC    = 0x0020, 
        WSS_FEAT_WT_DISPLAY_20G_ACC    = 0x0028, 
        WSS_FEAT_WT_DISPLAY_10G_ACC    = 0x0030, 
        WSS_FEAT_WT_DISPLAY_5G_ACC     = 0x0038, 
        /* Height Resolution */
        WSS_FEAT_HT_DISPLAY_10MM_ACC   = 0x0080, 
        WSS_FEAT_HT_DISPLAY_5MM_ACC    = 0x0100, 
        WSS_FEAT_HT_DISPLAY_1MM_ACC    = 0x0180, 
} wss_feature_t;
 
ble_service_t *wss_init(const ble_service_config_t *config, wss_feature_t features,
                                                                        const wss_callbacks_t *cb);
 
ble_error_t wss_indicate_weight(ble_service_t *svc, uint16_t conn_idx,
                                                const wss_weight_measurement_t *measurement);
 
void wss_indicate_weight_all(ble_service_t *svc, const wss_weight_measurement_t *measurement);
 
bool wss_is_indication_enabled(ble_service_t *svc, uint16_t conn_idx);
 
#endif /* WSS_H_ */