238 lines
7.5 KiB
C
238 lines
7.5 KiB
C
/**
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****************************************************************************************
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* @addtogroup HRPC
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* @{
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****************************************************************************************
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*/
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/*
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* INCLUDE FILES
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****************************************************************************************
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*/
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#include "rwip_config.h"
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#if (BLE_HR_COLLECTOR)
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#include "hrp_common.h"
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#include "hrpc.h"
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#include "hrpc_task.h"
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#include "ke_mem.h"
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#include "co_utils.h"
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#include "ke_mem.h"
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#include "co_utils.h"
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/*
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* LOCAL FUNCTIONS DEFINITIONS
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****************************************************************************************
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*/
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/**
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****************************************************************************************
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* @brief Initialization of the HRPC module.
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* This function performs all the initializations of the Profile module.
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* - Creation of database (if it's a service)
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* - Allocation of profile required memory
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* - Initialization of task descriptor to register application
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* - Task State array
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* - Number of tasks
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* - Default task handler
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*
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* @param[out] env Collector or Service allocated environment data.
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* @param[in|out] start_hdl Service start handle (0 - dynamically allocated), only applies for services.
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* @param[in] app_task Application task number.
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* @param[in] sec_lvl Security level (AUTH, EKS and MI field of @see enum attm_value_perm_mask)
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* @param[in] param Configuration parameters of profile collector or service (32 bits aligned)
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*
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* @return status code to know if profile initialization succeed or not.
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****************************************************************************************
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*/
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static uint8_t hrpc_init(struct prf_task_env* env, uint16_t* start_hdl, uint16_t app_task, uint8_t sec_lvl, void* params)
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{
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uint8_t idx;
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//-------------------- allocate memory required for the profile ---------------------
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struct hrpc_env_tag* hrpc_env =
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(struct hrpc_env_tag* ) ke_malloc(sizeof(struct hrpc_env_tag), KE_MEM_ATT_DB);
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// allocate HRPC required environment variable
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env->env = (prf_env_t*) hrpc_env;
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hrpc_env->prf_env.app_task = app_task
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| (PERM_GET(sec_lvl, SVC_MI) ? PERM(PRF_MI, ENABLE) : PERM(PRF_MI, DISABLE));
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hrpc_env->prf_env.prf_task = env->task | PERM(PRF_MI, ENABLE);
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// initialize environment variable
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env->id = TASK_ID_HRPC;
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hrpc_task_init(&(env->desc));
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for(idx = 0; idx < HRPC_IDX_MAX ; idx++)
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{
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hrpc_env->env[idx] = NULL;
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// service is ready, go into an Idle state
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ke_state_set(KE_BUILD_ID(env->task, idx), HRPC_FREE);
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}
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return GAP_ERR_NO_ERROR;
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}
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/**
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****************************************************************************************
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* @brief Clean-up connection dedicated environment parameters
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* This function performs cleanup of ongoing operations
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* @param[in|out] env Collector or Service allocated environment data.
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* @param[in] conidx Connection index
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* @param[in] reason Detach reason
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****************************************************************************************
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*/
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static void hrpc_cleanup(struct prf_task_env* env, uint8_t conidx, uint8_t reason)
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{
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struct hrpc_env_tag* hrpc_env = (struct hrpc_env_tag*) env->env;
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// clean-up environment variable allocated for task instance
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if(hrpc_env->env[conidx] != NULL)
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{
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ke_free(hrpc_env->env[conidx]);
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hrpc_env->env[conidx] = NULL;
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}
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/* Put HRP Client in Free state */
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ke_state_set(KE_BUILD_ID(env->task, conidx), HRPC_FREE);
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}
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/**
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****************************************************************************************
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* @brief Destruction of the HRPC module - due to a reset for instance.
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* This function clean-up allocated memory (attribute database is destroyed by another
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* procedure)
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*
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* @param[in|out] env Collector or Service allocated environment data.
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****************************************************************************************
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*/
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static void hrpc_destroy(struct prf_task_env* env)
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{
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uint8_t idx;
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struct hrpc_env_tag* hrpc_env = (struct hrpc_env_tag*) env->env;
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// cleanup environment variable for each task instances
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for(idx = 0; idx < HRPC_IDX_MAX ; idx++)
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{
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hrpc_cleanup(env, idx, 0);
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}
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// free profile environment variables
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env->env = NULL;
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ke_free(hrpc_env);
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}
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/**
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****************************************************************************************
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* @brief Handles Connection creation
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*
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* @param[in|out] env Collector or Service allocated environment data.
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* @param[in] conidx Connection index
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****************************************************************************************
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*/
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static void hrpc_create(struct prf_task_env* env, uint8_t conidx)
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{
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/* Put HRP Client in Idle state */
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ke_state_set(KE_BUILD_ID(env->task, conidx), HRPC_IDLE);
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}
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/// HRPC Task interface required by profile manager
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const struct prf_task_cbs hrpc_itf =
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{
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hrpc_init,
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hrpc_destroy,
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hrpc_create,
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hrpc_cleanup,
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};
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/*
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* GLOBAL FUNCTIONS DEFINITIONS
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****************************************************************************************
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*/
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const struct prf_task_cbs* hrpc_prf_itf_get(void)
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{
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return &hrpc_itf;
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}
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/*
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* EXPORTED FUNCTIONS DEFINITIONS
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****************************************************************************************
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*/
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void hrpc_enable_rsp_send(struct hrpc_env_tag *hrpc_env, uint8_t conidx, uint8_t status)
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{
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//send APP the details of the discovered attributes on HTPT
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struct hrpc_enable_rsp * rsp = KE_MSG_ALLOC(
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HRPC_ENABLE_RSP,
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prf_dst_task_get(&(hrpc_env->prf_env), conidx),
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prf_src_task_get(&(hrpc_env->prf_env), conidx),
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hrpc_enable_rsp);
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rsp->status = status;
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if (status == GAP_ERR_NO_ERROR)
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{
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rsp->hrs = hrpc_env->env[conidx]->hrs;
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//register HRPC task in gatt for indication/notifications
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prf_register_atthdl2gatt(&hrpc_env->prf_env, conidx, &hrpc_env->env[conidx]->hrs.svc);
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// Go to connected state
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ke_state_set(prf_src_task_get(&(hrpc_env->prf_env), conidx), HRPC_IDLE);
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}
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ke_msg_send(rsp);
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}
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void hrpc_unpack_meas_value(struct hrs_hr_meas* pmeas_val, uint8_t* packed_hr, uint8_t size)
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{
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int8_t cursor = 0;
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int8_t i = 0;
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// Heart Rate measurement flags
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pmeas_val->flags = packed_hr[0];
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cursor += 1;
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if ((pmeas_val->flags & HRS_FLAG_HR_16BITS_VALUE) == HRS_FLAG_HR_16BITS_VALUE)
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{
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// Heart Rate Measurement Value 16 bits
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pmeas_val->heart_rate = co_read16p(&packed_hr[cursor]);
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cursor += 2;
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}
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else
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{
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// Heart Rate Measurement Value 8 bits
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pmeas_val->heart_rate = (uint16_t) packed_hr[cursor];
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cursor += 1;
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}
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if ((pmeas_val->flags & HRS_FLAG_ENERGY_EXPENDED_PRESENT) == HRS_FLAG_ENERGY_EXPENDED_PRESENT)
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{
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// Energy Expended present
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pmeas_val->energy_expended = co_read16p(&packed_hr[cursor]);
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cursor += 2;
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}
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// retrieve number of rr intervals
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pmeas_val->nb_rr_interval = ((size - cursor) > 0 ? ((size - cursor)/ 2) : (0));
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for(i = 0 ; (i < (pmeas_val->nb_rr_interval)) && (i < (HRS_MAX_RR_INTERVAL)) ; i++)
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{
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// RR-Intervals
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pmeas_val->rr_intervals[i] = co_read16p(&packed_hr[cursor]);
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cursor += 2;
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}
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}
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void hrpc_error_ind_send(struct hrpc_env_tag *hrpc_env, uint8_t conidx, uint8_t status)
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{
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}
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#endif /* (BLE_HR_COLLECTOR) */
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/// @} HRPC
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