467 lines
17 KiB
C
467 lines
17 KiB
C
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/**
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****************************************************************************************
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* @addtogroup DATAPATHPSTASK
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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_DATAPATH_SERVER)
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#include "gap.h"
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#include "gattc_task.h"
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#include "gapc_task.h"
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#include "attm.h"
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#include "datapathps.h"
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#include "datapathps_task.h"
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#include "prf_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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static int gapc_disconnect_ind_handler(ke_msg_id_t const msgid,
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struct gapc_disconnect_ind const *param,
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ke_task_id_t const dest_id,
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ke_task_id_t const src_id)
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{
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struct datapathps_env_tag *datapathps_env = PRF_ENV_GET(DATAPATHPS, datapathps);
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uint8_t conidx = KE_IDX_GET(src_id);
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datapathps_env->isNotificationEnabled[conidx] = false;
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return KE_MSG_CONSUMED;
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}
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/**
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****************************************************************************************
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* @brief Handles reception of the @ref GL2C_CODE_ATT_WR_CMD_IND message.
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* The handler compares the new values with current ones and notifies them if they changed.
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* @param[in] msgid Id of the message received (probably unused).
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* @param[in] param Pointer to the parameters of the message.
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* @param[in] dest_id ID of the receiving task instance (probably unused).
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* @param[in] src_id ID of the sending task instance.
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* @return If the message was consumed or not.
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****************************************************************************************
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*/
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__STATIC int gattc_write_req_ind_handler(ke_msg_id_t const msgid,
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struct gattc_write_req_ind const *param,
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ke_task_id_t const dest_id,
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ke_task_id_t const src_id)
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{
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// Get the address of the environment
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struct datapathps_env_tag *datapathps_env = PRF_ENV_GET(DATAPATHPS, datapathps);
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uint8_t conidx = KE_IDX_GET(src_id);
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uint8_t status = GAP_ERR_NO_ERROR;
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BLE_GATT_DBG("gattc_write_req_ind_handler datapathps_env 0x%x write handle %d shdl %d",
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datapathps_env, param->handle, datapathps_env->shdl);
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if (datapathps_env != NULL)
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{
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// TX ccc
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if (param->handle == (datapathps_env->shdl + DATAPATHPS_IDX_TX_NTF_CFG))
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{
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uint16_t value = 0x0000;
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//Extract value before check
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memcpy(&value, &(param->value), sizeof(uint16_t));
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if (value == PRF_CLI_STOP_NTFIND) {
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datapathps_env->isNotificationEnabled[conidx] = false;
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} else if (value == PRF_CLI_START_NTF) {
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datapathps_env->isNotificationEnabled[conidx] = true;
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} else {
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status = PRF_APP_ERROR;
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}
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if (status == GAP_ERR_NO_ERROR) {
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//Inform APP of TX ccc change
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struct ble_datapath_tx_notif_config_t * ind = KE_MSG_ALLOC(DATAPATHPS_TX_CCC_CHANGED,
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prf_dst_task_get(&datapathps_env->prf_env, conidx),
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prf_src_task_get(&datapathps_env->prf_env, conidx),
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ble_datapath_tx_notif_config_t);
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ind->isNotificationEnabled = datapathps_env->isNotificationEnabled[conidx];
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ke_msg_send(ind);
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}
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}
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// RX data
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else if (param->handle == (datapathps_env->shdl + DATAPATHPS_IDX_RX_VAL))
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{
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//inform APP of data
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struct ble_datapath_rx_data_ind_t * ind = KE_MSG_ALLOC_DYN(DATAPATHPS_RX_DATA_RECEIVED,
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prf_dst_task_get(&datapathps_env->prf_env, conidx),
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prf_src_task_get(&datapathps_env->prf_env, conidx),
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ble_datapath_rx_data_ind_t,
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param->length);
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ind->length = param->length;
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memcpy((uint8_t *)(ind->data), &(param->value), param->length);
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ke_msg_send(ind);
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}
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else
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{
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status = PRF_APP_ERROR;
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}
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}
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//Send write response
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struct gattc_write_cfm *cfm = KE_MSG_ALLOC(
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GATTC_WRITE_CFM, src_id, dest_id, gattc_write_cfm);
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cfm->handle = param->handle;
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cfm->status = status;
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ke_msg_send(cfm);
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return (KE_MSG_CONSUMED);
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}
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/**
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****************************************************************************************
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* @brief Handles @ref GATTC_CMP_EVT for GATTC_NOTIFY message meaning that Measurement
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* notification has been correctly sent to peer device (but not confirmed by peer device).
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* *
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* @param[in] msgid Id of the message received.
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* @param[in] param Pointer to the parameters of the message.
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* @param[in] dest_id ID of the receiving task instance
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* @param[in] src_id ID of the sending task instance.
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* @return If the message was consumed or not.
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****************************************************************************************
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*/
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__STATIC int gattc_cmp_evt_handler(ke_msg_id_t const msgid, struct gattc_cmp_evt const *param,
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ke_task_id_t const dest_id, ke_task_id_t const src_id)
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{
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// Get the address of the environment
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struct datapathps_env_tag *datapathps_env = PRF_ENV_GET(DATAPATHPS, datapathps);
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uint8_t conidx = KE_IDX_GET(dest_id);
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// notification has been sent out
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if ((GATTC_NOTIFY == param->operation) || (GATTC_WRITE_NO_RESPONSE == param->operation))
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{
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struct ble_datapath_tx_sent_ind_t * ind = KE_MSG_ALLOC(DATAPATHPS_TX_DATA_SENT,
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prf_dst_task_get(&datapathps_env->prf_env, conidx),
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prf_src_task_get(&datapathps_env->prf_env, conidx),
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ble_datapath_tx_sent_ind_t);
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ind->status = param->status;
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ke_msg_send(ind);
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}
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ke_state_set(dest_id, DATAPATHPS_IDLE);
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return (KE_MSG_CONSUMED);
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}
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/**
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****************************************************************************************
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* @brief Handles reception of the read request from peer device
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*
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* @param[in] msgid Id of the message received (probably unused).
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* @param[in] param Pointer to the parameters of the message.
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* @param[in] dest_id ID of the receiving task instance (probably unused).
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* @param[in] src_id ID of the sending task instance.
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* @return If the message was consumed or not.
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****************************************************************************************
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*/
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__STATIC int gattc_read_req_ind_handler(ke_msg_id_t const msgid,
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struct gattc_read_req_ind const *param,
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ke_task_id_t const dest_id,
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ke_task_id_t const src_id)
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{
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// Get the address of the environment
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struct datapathps_env_tag *datapathps_env = PRF_ENV_GET(DATAPATHPS, datapathps);
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struct gattc_read_cfm* cfm = KE_MSG_ALLOC_DYN(GATTC_READ_CFM, src_id, dest_id,
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gattc_read_cfm, BLE_MAXIMUM_CHARACTERISTIC_DESCRIPTION);
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uint8_t conidx = KE_IDX_GET(src_id);
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uint8_t status = GAP_ERR_NO_ERROR;
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BLE_GATT_DBG("gattc_read_req_ind_handler read handle %d shdl %d", param->handle, datapathps_env->shdl);
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if (param->handle == (datapathps_env->shdl + DATAPATHPS_IDX_TX_DESC)) {
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cfm->length = sizeof(custom_tx_desc);
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memcpy(cfm->value, custom_tx_desc, cfm->length);
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} else if (param->handle == (datapathps_env->shdl + DATAPATHPS_IDX_RX_DESC)) {
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cfm->length = sizeof(custom_rx_desc);
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memcpy(cfm->value, custom_rx_desc, cfm->length);
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} else if (param->handle == (datapathps_env->shdl + DATAPATHPS_IDX_TX_NTF_CFG)) {
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uint16_t notify_ccc;
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if (datapathps_env->isNotificationEnabled[conidx]) {
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notify_ccc = 1;
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} else {
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notify_ccc = 0;
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}
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cfm->length = sizeof(notify_ccc);
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memcpy(cfm->value, (uint8_t *)¬ify_ccc, cfm->length);
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}
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else {
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cfm->length = 0;
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status = ATT_ERR_REQUEST_NOT_SUPPORTED;
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}
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cfm->handle = param->handle;
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cfm->status = status;
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ke_msg_send(cfm);
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ke_state_set(dest_id, DATAPATHPS_IDLE);
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return (KE_MSG_CONSUMED);
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}
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static void send_notifiction(uint8_t conidx, const uint8_t* ptrData, uint32_t length)
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{
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struct datapathps_env_tag *datapathps_env = PRF_ENV_GET(DATAPATHPS, datapathps);
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if (datapathps_env->isNotificationEnabled[conidx]) {
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// Allocate the GATT notification message
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struct gattc_send_evt_cmd *report_ntf = KE_MSG_ALLOC_DYN(GATTC_SEND_EVT_CMD,
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KE_BUILD_ID(TASK_GATTC, conidx), prf_src_task_get(&datapathps_env->prf_env, conidx),
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gattc_send_evt_cmd, length);
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// Fill in the parameter structure
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report_ntf->operation = GATTC_NOTIFY;
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report_ntf->handle = datapathps_env->shdl + DATAPATHPS_IDX_TX_VAL;
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// pack measured value in database
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report_ntf->length = length;
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memcpy(report_ntf->value, ptrData, length);
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// send notification to peer device
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ke_msg_send(report_ntf);
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}
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}
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__STATIC int send_data_via_notification_handler(ke_msg_id_t const msgid,
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struct ble_datapath_send_data_req_t const *param,
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ke_task_id_t const dest_id,
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ke_task_id_t const src_id)
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{
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send_notifiction(param->connecionIndex, param->value, param->length);
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return (KE_MSG_CONSUMED);
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}
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static void send_indication(uint8_t conidx, const uint8_t* ptrData, uint32_t length)
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{
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struct datapathps_env_tag *datapathps_env = PRF_ENV_GET(DATAPATHPS, datapathps);
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if (datapathps_env->isNotificationEnabled[conidx]) {
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// Allocate the GATT notification message
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struct gattc_send_evt_cmd *report_ntf = KE_MSG_ALLOC_DYN(GATTC_SEND_EVT_CMD,
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KE_BUILD_ID(TASK_GATTC, conidx), prf_src_task_get(&datapathps_env->prf_env, conidx),
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gattc_send_evt_cmd, length);
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// Fill in the parameter structure
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report_ntf->operation = GATTC_INDICATE;
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report_ntf->handle = datapathps_env->shdl + DATAPATHPS_IDX_TX_VAL;
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// pack measured value in database
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report_ntf->length = length;
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memcpy(report_ntf->value, ptrData, length);
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// send notification to peer device
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ke_msg_send(report_ntf);
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}
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}
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__STATIC int send_data_via_indication_handler(ke_msg_id_t const msgid,
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struct ble_datapath_send_data_req_t const *param,
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ke_task_id_t const dest_id,
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ke_task_id_t const src_id)
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{
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send_indication(param->connecionIndex, param->value, param->length);
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return (KE_MSG_CONSUMED);
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}
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__STATIC int send_data_via_write_command_handler(ke_msg_id_t const msgid,
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struct ble_datapath_send_data_req_t const *param,
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ke_task_id_t const dest_id,
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ke_task_id_t const src_id)
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{
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struct datapathps_env_tag *datapathps_env = PRF_ENV_GET(DATAPATHPS, datapathps);
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prf_gatt_write(&(datapathps_env->prf_env), KE_IDX_GET(dest_id), datapathps_env->shdl + DATAPATHPS_IDX_RX_VAL,
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(uint8_t *)¶m->value, param->length, GATTC_WRITE_NO_RESPONSE);
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ke_state_set(dest_id, DATAPATHPS_BUSY);
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return (KE_MSG_CONSUMED);
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}
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__STATIC int send_data_via_write_request_handler(ke_msg_id_t const msgid,
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struct ble_datapath_send_data_req_t const *param,
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ke_task_id_t const dest_id,
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ke_task_id_t const src_id)
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{
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struct datapathps_env_tag *datapathps_env = PRF_ENV_GET(DATAPATHPS, datapathps);
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prf_gatt_write(&(datapathps_env->prf_env), KE_IDX_GET(dest_id), datapathps_env->shdl + DATAPATHPS_IDX_RX_VAL,
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(uint8_t *)¶m->value, param->length, GATTC_WRITE);
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ke_state_set(dest_id, DATAPATHPS_BUSY);
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return (KE_MSG_CONSUMED);
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}
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__STATIC int gattc_event_ind_handler(ke_msg_id_t const msgid,
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struct gattc_event_ind const *param,
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ke_task_id_t const dest_id,
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ke_task_id_t const src_id)
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{
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uint8_t conidx = KE_IDX_GET(dest_id);
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// Get the address of the environment
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struct datapathps_env_tag *datapathps_env = PRF_ENV_GET(DATAPATHPS, datapathps);
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switch(param->type)
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{
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case GATTC_INDICATE:
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{
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// confirm that indication has been correctly received
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struct gattc_event_cfm * cfm = KE_MSG_ALLOC(GATTC_EVENT_CFM, src_id, dest_id, gattc_event_cfm);
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cfm->handle = param->handle;
|
||
|
|
ke_msg_send(cfm);
|
||
|
|
}
|
||
|
|
/* no break */
|
||
|
|
|
||
|
|
case GATTC_NOTIFY:
|
||
|
|
{
|
||
|
|
if (param->handle == datapathps_env->shdl + DATAPATHPS_IDX_TX_VAL)
|
||
|
|
{
|
||
|
|
//inform APP of data
|
||
|
|
struct ble_datapath_rx_data_ind_t * ind = KE_MSG_ALLOC_DYN(DATAPATHPS_NOTIFICATION_RECEIVED,
|
||
|
|
prf_dst_task_get(&datapathps_env->prf_env, conidx),
|
||
|
|
prf_src_task_get(&datapathps_env->prf_env, conidx),
|
||
|
|
ble_datapath_rx_data_ind_t,
|
||
|
|
param->length);
|
||
|
|
|
||
|
|
ind->length = param->length;
|
||
|
|
memcpy((uint8_t *)(ind->data), &(param->value), param->length);
|
||
|
|
|
||
|
|
ke_msg_send(ind);
|
||
|
|
|
||
|
|
}
|
||
|
|
} break;
|
||
|
|
|
||
|
|
default:
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
|
||
|
|
return (KE_MSG_CONSUMED);
|
||
|
|
}
|
||
|
|
|
||
|
|
__STATIC int control_notification_handler(ke_msg_id_t const msgid,
|
||
|
|
struct ble_datapath_control_notification_t const *param,
|
||
|
|
ke_task_id_t const dest_id,
|
||
|
|
ke_task_id_t const src_id)
|
||
|
|
{
|
||
|
|
struct datapathps_env_tag *datapathps_env = PRF_ENV_GET(DATAPATHPS, datapathps);
|
||
|
|
uint16_t ccc_write_val = 0;
|
||
|
|
if (param->isEnable)
|
||
|
|
{
|
||
|
|
ccc_write_val = 1;
|
||
|
|
}
|
||
|
|
|
||
|
|
prf_gatt_write(&(datapathps_env->prf_env), param->connecionIndex, datapathps_env->shdl + DATAPATHPS_IDX_TX_NTF_CFG,
|
||
|
|
(uint8_t *)&ccc_write_val, sizeof(ccc_write_val), GATTC_WRITE);
|
||
|
|
|
||
|
|
ke_state_set(dest_id, DATAPATHPS_BUSY);
|
||
|
|
return (KE_MSG_CONSUMED);
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
****************************************************************************************
|
||
|
|
* @brief Handles reception of the attribute info request message.
|
||
|
|
*
|
||
|
|
* @param[in] msgid Id of the message received (probably unused).
|
||
|
|
* @param[in] param Pointer to the parameters of the message.
|
||
|
|
* @param[in] dest_id ID of the receiving task instance (probably unused).
|
||
|
|
* @param[in] src_id ID of the sending task instance.
|
||
|
|
* @return If the message was consumed or not.
|
||
|
|
****************************************************************************************
|
||
|
|
*/
|
||
|
|
static int gattc_att_info_req_ind_handler(ke_msg_id_t const msgid,
|
||
|
|
struct gattc_att_info_req_ind *param,
|
||
|
|
ke_task_id_t const dest_id,
|
||
|
|
ke_task_id_t const src_id)
|
||
|
|
{
|
||
|
|
// Get the address of the environment
|
||
|
|
struct gattc_att_info_cfm * cfm;
|
||
|
|
|
||
|
|
//Send write response
|
||
|
|
cfm = KE_MSG_ALLOC(GATTC_ATT_INFO_CFM, src_id, dest_id, gattc_att_info_cfm);
|
||
|
|
cfm->handle = param->handle;
|
||
|
|
|
||
|
|
struct datapathps_env_tag *datapathps_env = PRF_ENV_GET(DATAPATHPS, datapathps);
|
||
|
|
// check if it's a client configuration char
|
||
|
|
if (param->handle == datapathps_env->shdl + DATAPATHPS_IDX_TX_NTF_CFG)
|
||
|
|
{
|
||
|
|
// CCC attribute length = 2
|
||
|
|
cfm->length = 2;
|
||
|
|
cfm->status = GAP_ERR_NO_ERROR;
|
||
|
|
}
|
||
|
|
else if (param->handle == datapathps_env->shdl + DATAPATHPS_IDX_RX_VAL)
|
||
|
|
{
|
||
|
|
// force length to zero to reject any write starting from something != 0
|
||
|
|
cfm->length = 0;
|
||
|
|
cfm->status = GAP_ERR_NO_ERROR;
|
||
|
|
}
|
||
|
|
// not expected request
|
||
|
|
else
|
||
|
|
{
|
||
|
|
cfm->length = 0;
|
||
|
|
cfm->status = ATT_ERR_WRITE_NOT_PERMITTED;
|
||
|
|
}
|
||
|
|
ke_msg_send(cfm);
|
||
|
|
|
||
|
|
return (KE_MSG_CONSUMED);
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
/*
|
||
|
|
* GLOBAL VARIABLE DEFINITIONS
|
||
|
|
****************************************************************************************
|
||
|
|
*/
|
||
|
|
|
||
|
|
/* Default State handlers definition. */
|
||
|
|
KE_MSG_HANDLER_TAB(datapathps)
|
||
|
|
{
|
||
|
|
{GAPC_DISCONNECT_IND, (ke_msg_func_t) gapc_disconnect_ind_handler},
|
||
|
|
{GATTC_WRITE_REQ_IND, (ke_msg_func_t) gattc_write_req_ind_handler},
|
||
|
|
{GATTC_CMP_EVT, (ke_msg_func_t) gattc_cmp_evt_handler},
|
||
|
|
{GATTC_READ_REQ_IND, (ke_msg_func_t) gattc_read_req_ind_handler},
|
||
|
|
{DATAPATHPS_SEND_DATA_VIA_NOTIFICATION, (ke_msg_func_t) send_data_via_notification_handler},
|
||
|
|
{DATAPATHPS_SEND_DATA_VIA_INDICATION, (ke_msg_func_t) send_data_via_indication_handler},
|
||
|
|
{DATAPATHPS_SEND_DATA_VIA_WRITE_COMMAND, (ke_msg_func_t) send_data_via_write_command_handler},
|
||
|
|
{DATAPATHPS_SEND_DATA_VIA_WRITE_REQUEST, (ke_msg_func_t) send_data_via_write_request_handler},
|
||
|
|
{GATTC_EVENT_IND, (ke_msg_func_t) gattc_event_ind_handler},
|
||
|
|
{DATAPATHPS_CONTROL_NOTIFICATION, (ke_msg_func_t) control_notification_handler},
|
||
|
|
{GATTC_ATT_INFO_REQ_IND, (ke_msg_func_t) gattc_att_info_req_ind_handler },
|
||
|
|
|
||
|
|
};
|
||
|
|
|
||
|
|
void datapathps_task_init(struct ke_task_desc *task_desc)
|
||
|
|
{
|
||
|
|
// Get the address of the environment
|
||
|
|
struct datapathps_env_tag *datapathps_env = PRF_ENV_GET(DATAPATHPS, datapathps);
|
||
|
|
|
||
|
|
task_desc->msg_handler_tab = datapathps_msg_handler_tab;
|
||
|
|
task_desc->msg_cnt = ARRAY_LEN(datapathps_msg_handler_tab);
|
||
|
|
task_desc->state = &(datapathps_env->state);
|
||
|
|
task_desc->idx_max = BLE_CONNECTION_MAX;
|
||
|
|
}
|
||
|
|
|
||
|
|
#endif /* #if (BLE_DATAPATH_SERVER) */
|
||
|
|
|
||
|
|
/// @} DATAPATHPSTASK
|