pinebuds/services/ble_profiles/lan/lans/src/lans_task.c

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2022-08-15 04:20:27 -05:00
/**
****************************************************************************************
* @addtogroup LANSTASK
* @{
****************************************************************************************
*/
/*
* INCLUDE FILES
****************************************************************************************
*/
#include "rwip_config.h"
#if (BLE_LN_SENSOR)
#include "lan_common.h"
#include "gapc.h"
#include "gattc.h"
#include "gattc_task.h"
#include "attm.h"
#include "lans.h"
#include "lans_task.h"
#include "prf_utils.h"
#include "ke_mem.h"
#include "co_utils.h"
#include "co_math.h"
/*
* LOCAL FUNCTIONS DEFINITIONS
****************************************************************************************
*/
/**
****************************************************************************************
* @brief Handles reception of the @ref LANS_ENABLE_REQ message.
* @param[in] msgid Id of the message received
* @param[in] param Pointer to the parameters of the message.
* @param[in] dest_id ID of the receiving task instance
* @param[in] src_id ID of the sending task instance.
* @return If the message was consumed or not.
****************************************************************************************
*/
__STATIC int lans_enable_req_handler(ke_msg_id_t const msgid,
struct lans_enable_req *param,
ke_task_id_t const dest_id,
ke_task_id_t const src_id)
{
// Get the address of the environment
struct lans_env_tag *lans_env = PRF_ENV_GET(LANS, lans);
// Status
uint8_t status = PRF_ERR_REQ_DISALLOWED;
if(ke_state_get(dest_id) == LANS_IDLE)
{
// Bonded data was not used before
if (!LANS_IS_PRESENT(lans_env->env[param->conidx].prfl_ntf_ind_cfg, LANS_PRF_CFG_PERFORMED_OK))
{
status = GAP_ERR_NO_ERROR;
lans_env->env[param->conidx].prfl_ntf_ind_cfg = param->prfl_ntf_ind_cfg;
}
// Enable Bonded Data
LANS_ENABLE_NTF_IND(param->conidx, LANS_PRF_CFG_PERFORMED_OK);
}
// send completed information to APP task that contains error status
struct lans_enable_rsp *cmp_evt = KE_MSG_ALLOC(LANS_ENABLE_RSP, src_id, dest_id, lans_enable_rsp);
cmp_evt->status = status;
cmp_evt->conidx = param->conidx;
ke_msg_send(cmp_evt);
return (KE_MSG_CONSUMED);
}
/**
****************************************************************************************
* @brief Handles reception of the read request from peer device
*
* @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_read_req_ind_handler(ke_msg_id_t const msgid,
struct gattc_read_req_ind const *param,
ke_task_id_t const dest_id,
ke_task_id_t const src_id)
{
if(ke_state_get(dest_id) == LANS_IDLE)
{
// Pointer to the response message
struct gattc_read_cfm* cfm = NULL;
// Get the address of the environment
struct lans_env_tag *lans_env = PRF_ENV_GET(LANS, lans);
uint8_t conidx = KE_IDX_GET(src_id);
uint8_t att_idx = LANS_IDX(param->handle);
uint8_t status = ATT_ERR_NO_ERROR;
switch(att_idx)
{
case LNS_IDX_LN_FEAT_VAL:
{
// Allocate structure
cfm = KE_MSG_ALLOC_DYN(GATTC_READ_CFM, src_id, dest_id, gattc_read_cfm, sizeof(uint32_t));
cfm->length = sizeof(uint32_t);
// Fill data
co_write32p(cfm->value, lans_env->features);
} break;
case LNS_IDX_POS_Q_VAL:
{
// Check if Position Quality Char. has been added in the database
if (LANS_IS_FEATURE_SUPPORTED(lans_env->prfl_cfg, LANS_POS_Q_MASK))
{
// Allocate structure
cfm = KE_MSG_ALLOC_DYN(GATTC_READ_CFM, src_id, dest_id, gattc_read_cfm, sizeof(struct lanp_posq));
// Fill data
cfm->length = lans_pack_posq(cfm->value);
}
else
{
status = PRF_ERR_FEATURE_NOT_SUPPORTED;
}
} break;
case LNS_IDX_LOC_SPEED_NTF_CFG:
{
// allocate structure
cfm = KE_MSG_ALLOC_DYN(GATTC_READ_CFM, src_id, dest_id, gattc_read_cfm, sizeof(uint16_t));
cfm->length = sizeof(uint16_t);
// Fill data
co_write16p(cfm->value, (lans_env->env[conidx].prfl_ntf_ind_cfg & LANS_PRF_CFG_FLAG_LOC_SPEED_NTF)
? PRF_CLI_START_NTF : PRF_CLI_STOP_NTFIND);
} break;
case LNS_IDX_NAVIGATION_NTF_CFG:
{
// Check if Navigation Char. has been added in the database
if (LANS_IS_FEATURE_SUPPORTED(lans_env->prfl_cfg, LANS_NAVI_MASK))
{
// allocate structure
cfm = KE_MSG_ALLOC_DYN(GATTC_READ_CFM, src_id, dest_id, gattc_read_cfm, sizeof(uint16_t));
cfm->length = sizeof(uint16_t);
co_write16p(cfm->value, (lans_env->env[conidx].prfl_ntf_ind_cfg & LANS_PRF_CFG_FLAG_NAVIGATION_NTF)
? PRF_CLI_START_NTF : PRF_CLI_STOP_NTFIND);
}
else
{
status = PRF_ERR_FEATURE_NOT_SUPPORTED;
}
} break;
case LNS_IDX_LN_CTNL_PT_IND_CFG:
{
// Check if LN control point has been added in the database
if (LANS_IS_FEATURE_SUPPORTED(lans_env->prfl_cfg, LANS_LN_CTNL_PT_MASK))
{
// allocate structure
cfm = KE_MSG_ALLOC_DYN(GATTC_READ_CFM, src_id, dest_id, gattc_read_cfm, sizeof(uint16_t));
cfm->length = sizeof(uint16_t);
// Fill data
co_write16p(cfm->value, (lans_env->env[conidx].prfl_ntf_ind_cfg & LANS_PRF_CFG_FLAG_LN_CTNL_PT_IND)
? PRF_CLI_START_IND : PRF_CLI_STOP_NTFIND);
}
else
{
status = PRF_ERR_FEATURE_NOT_SUPPORTED;
}
} break;
default:
{
status = ATT_ERR_REQUEST_NOT_SUPPORTED;
} break;
}
if (status != ATT_ERR_NO_ERROR)
{
cfm = KE_MSG_ALLOC(GATTC_READ_CFM, src_id, dest_id, gattc_read_cfm);
cfm->length = 0;
}
cfm->handle = param->handle;
cfm->status = status;
// Send value to peer device.
ke_msg_send(cfm);
}
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)
{
if(ke_state_get(dest_id) == LANS_IDLE)
{
// Get the address of the environment
struct lans_env_tag *lans_env = PRF_ENV_GET(LANS, lans);
uint8_t att_idx = LANS_IDX(param->handle);
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;
// check if it's a client configuration char
if((att_idx == LNS_IDX_LOC_SPEED_NTF_CFG)
|| (att_idx == LNS_IDX_NAVIGATION_NTF_CFG)
|| (att_idx == LNS_IDX_LN_CTNL_PT_IND_CFG))
{
// CCC attribute length = 2
cfm->length = 2;
cfm->status = GAP_ERR_NO_ERROR;
}
else if (att_idx == LNS_IDX_LN_CTNL_PT_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);
}
/**
****************************************************************************************
* @brief Handles reception of the @ref LANS_NTF_LN_MEAS_CMD message.
* @param[in] msgid Id of the message received.
* @param[in] param Pointer to the parameters of the message.
* @param[in] dest_id ID of the receiving task instance.
* @param[in] src_id ID of the sending task instance.
* @return If the message was consumed or not.
****************************************************************************************
*/
__STATIC int lans_ntf_loc_speed_req_handler(ke_msg_id_t const msgid,
struct lans_ntf_loc_speed_req *param,
ke_task_id_t const dest_id,
ke_task_id_t const src_id)
{
// Message status
uint8_t msg_status = KE_MSG_NO_FREE;
// State shall be Connected or Busy
if (ke_state_get(dest_id) == LANS_IDLE)
{
// Get the address of the environment
struct lans_env_tag *lans_env = PRF_ENV_GET(LANS, lans);
// Configure the environment
lans_env->operation = LANS_NTF_LOC_SPEED_OP_CODE;
// allocate operation data
lans_env->op_data = (struct lans_op*) ke_malloc(sizeof(struct lans_op), KE_MEM_KE_MSG);
lans_env->op_data->cmd = ke_param2msg(param);
lans_env->op_data->cursor = 0;
lans_env->op_data->ntf_pending = NULL;
// Go to busy state
ke_state_set(dest_id, LANS_BUSY);
// start operation execution
lans_exe_operation();
}
else
{
// Save it for later
msg_status = KE_MSG_SAVED;
}
return (int)msg_status;
}
/**
****************************************************************************************
* @brief Handles reception of the @ref LANS_UPD_POS_Q_REQ message.
* @param[in] msgid Id of the message received.
* @param[in] param Pointer to the parameters of the message.
* @param[in] dest_id ID of the receiving task instance.
* @param[in] src_id ID of the sending task instance.
* @return If the message was consumed or not.
****************************************************************************************
*/
__STATIC int lans_upd_pos_q_req_handler(ke_msg_id_t const msgid,
struct lans_upd_pos_q_req *param,
ke_task_id_t const dest_id,
ke_task_id_t const src_id)
{
// Get the address of the environment
struct lans_env_tag *lans_env = PRF_ENV_GET(LANS, lans);
// Allocate response message
struct lans_upd_pos_q_rsp *rsp = KE_MSG_ALLOC(LANS_UPD_POS_Q_RSP,
src_id, dest_id, lans_upd_pos_q_rsp);
rsp->status = PRF_ERR_FEATURE_NOT_SUPPORTED;
// Check if Position Quality Char. has been added in the database
if (LANS_IS_FEATURE_SUPPORTED(lans_env->prfl_cfg, LANS_POS_Q_MASK))
{
if (lans_env->posq != NULL)
{
// Update position quality
lans_upd_posq(param->parameters);
// Set status value
rsp->status = GAP_ERR_NO_ERROR;
}
else
{
// Set status value
rsp->status = PRF_APP_ERROR;
}
}
// Send response to the application
ke_msg_send(rsp);
return (KE_MSG_CONSUMED);
}
/**
****************************************************************************************
* @brief Handles reception of the @ref LANS_NTF_NAVIGATION_REQ message.
* @param[in] msgid Id of the message received.
* @param[in] param Pointer to the parameters of the message.
* @param[in] dest_id ID of the receiving task instance.
* @param[in] src_id ID of the sending task instance.
* @return If the message was consumed or not.
****************************************************************************************
*/
__STATIC int lans_ntf_navigation_req_handler(ke_msg_id_t const msgid,
struct lans_ntf_navigation_req *param,
ke_task_id_t const dest_id,
ke_task_id_t const src_id)
{
// Message status
uint8_t msg_status = KE_MSG_NO_FREE;
// State shall be Connected or Busy
if (ke_state_get(dest_id) == LANS_IDLE)
{
// Get the address of the environment
struct lans_env_tag *lans_env = PRF_ENV_GET(LANS, lans);
// Configure the environment
lans_env->operation = LANS_NTF_NAVIGATION_OP_CODE;
// allocate operation data
lans_env->op_data = (struct lans_op*) ke_malloc(sizeof(struct lans_op), KE_MEM_KE_MSG);
lans_env->op_data->cmd = ke_param2msg(param);
lans_env->op_data->cursor = 0;
lans_env->op_data->ntf_pending = NULL;
// Go to busy state
ke_state_set(dest_id, LANS_BUSY);
// start operation execution
lans_exe_operation();
}
else
{
// Save it for later
msg_status = KE_MSG_SAVED;
}
return (int)msg_status;
}
/**
****************************************************************************************
* @brief Handles reception of the @ref LANS_LN_CTNL_PT_CFM message.
* @param[in] msgid Id of the message received.
* @param[in] param Pointer to the parameters of the message.
* @param[in] dest_id ID of the receiving task instance.
* @param[in] src_id ID of the sending task instance.
* @return If the message was consumed or not.
****************************************************************************************
*/
__STATIC int lans_ln_ctnl_pt_cfm_handler(ke_msg_id_t const msgid,
struct lans_ln_ctnl_pt_cfm *param,
ke_task_id_t const dest_id,
ke_task_id_t const src_id)
{
// Get the address of the environment
struct lans_env_tag *lans_env = PRF_ENV_GET(LANS, lans);
uint8_t status = GAP_ERR_NO_ERROR;
if (ke_state_get(dest_id) == LANS_BUSY)
{
do
{
// Check the current operation
if (lans_env->operation < LANS_SET_CUMUL_VALUE_OP_CODE)
{
// The confirmation has been sent without request indication, ignore
break;
}
// The LN Control Point Characteristic must be supported if we are here
if (!LANS_IS_FEATURE_SUPPORTED(lans_env->prfl_cfg, LANS_LN_CTNL_PT_MASK))
{
status = PRF_ERR_REQ_DISALLOWED;
break;
}
// Check if sending of indications has been enabled
if (!LANS_IS_NTF_IND_ENABLED(param->conidx, LANS_PRF_CFG_FLAG_LN_CTNL_PT_IND))
{
// CCC improperly configured
status = PRF_CCCD_IMPR_CONFIGURED;
break;
}
// Allocate the GATT notification message
struct gattc_send_evt_cmd *ctl_pt_rsp = KE_MSG_ALLOC_DYN(GATTC_SEND_EVT_CMD,
KE_BUILD_ID(TASK_GATTC, param->conidx), dest_id,
gattc_send_evt_cmd, LANP_LAN_LN_CNTL_PT_RSP_MAX_LEN);
// Fill in the parameter structure
ctl_pt_rsp->operation = GATTC_INDICATE;
ctl_pt_rsp->handle = LANS_HANDLE(LNS_IDX_LN_CTNL_PT_VAL);
// Pack Control Point confirmation
ctl_pt_rsp->length = lans_pack_ln_ctnl_point_cfm (param->conidx, param, ctl_pt_rsp->value);
// Send the event
ke_msg_send(ctl_pt_rsp);
} while (0);
if (status != GAP_ERR_NO_ERROR)
{
// Inform the application that a procedure has been completed
lans_send_cmp_evt(param->conidx,
prf_src_task_get(&lans_env->prf_env, param->conidx),
prf_dst_task_get(&lans_env->prf_env, param->conidx),
lans_env->operation, status);
}
}
return (KE_MSG_CONSUMED);
}
/**
****************************************************************************************
* @brief Handles reception of the @ref GATTC_WRITE_REQ_IND message.
* @param[in] msgid Id of the message received.
* @param[in] param Pointer to the parameters of the message.
* @param[in] dest_id ID of the receiving task instance.
* @param[in] src_id ID of the sending task instance.
* @return If the message was consumed or not.
****************************************************************************************
*/
__STATIC int gattc_write_req_ind_handler(ke_msg_id_t const msgid,
struct gattc_write_req_ind const *param,
ke_task_id_t const dest_id,
ke_task_id_t const src_id)
{
// Get the address of the environment
struct lans_env_tag *lans_env = PRF_ENV_GET(LANS, lans);
uint8_t conidx = KE_IDX_GET(src_id);
// Message status
uint8_t msg_status = KE_MSG_CONSUMED;
// Status
uint8_t status = GAP_ERR_NO_ERROR;
// Control Point Status
uint8_t ctl_pt_status = LANP_LN_CTNL_PT_RESP_SUCCESS;
if (lans_env != NULL)
{
// Location and speed Characteristic, Client Characteristic Configuration Descriptor
if (param->handle == (LANS_HANDLE(LNS_IDX_LOC_SPEED_NTF_CFG)))
{
// Update value
status = lans_update_characteristic_config(conidx, LANS_PRF_CFG_FLAG_LOC_SPEED_NTF, param);
}
// Navigation Characteristic, Client Characteristic Configuration Descriptor
else if (param->handle == (LANS_HANDLE(LNS_IDX_NAVIGATION_NTF_CFG)))
{
if (LANS_IS_FEATURE_SUPPORTED(lans_env->prfl_cfg, LANS_NAVI_MASK))
{
// Update value
status = lans_update_characteristic_config(conidx, LANS_PRF_CFG_FLAG_NAVIGATION_NTF, param);
}
else
{
status = ATT_ERR_ATTRIBUTE_NOT_FOUND;
}
}
// LN Control Point Characteristic
else
{
if (LANS_IS_FEATURE_SUPPORTED(lans_env->prfl_cfg, LANS_LN_CTNL_PT_MASK))
{
// LN Control Point, Client Characteristic Configuration Descriptor
if (param->handle == (LANS_HANDLE(LNS_IDX_LN_CTNL_PT_IND_CFG)))
{
// Update value
status = lans_update_characteristic_config(conidx, LANS_PRF_CFG_FLAG_LN_CTNL_PT_IND, param);
}
// LN Control Point Characteristic
else if (param->handle == (LANS_HANDLE(LNS_IDX_LN_CTNL_PT_VAL)))
{
do
{
// Check if sending of indications has been enabled
if (!LANS_IS_NTF_IND_ENABLED(conidx, LANS_PRF_CFG_FLAG_LN_CTNL_PT_IND))
{
// CCC improperly configured
status = PRF_CCCD_IMPR_CONFIGURED;
break;
}
if (lans_env->operation >= LANS_SET_CUMUL_VALUE_OP_CODE)
{
// A procedure is already in progress
status = LAN_ERROR_PROC_IN_PROGRESS;
break;
}
if (lans_env->operation == LANS_NTF_LOC_SPEED_OP_CODE)
{
// Keep the message until the end of the current procedure
msg_status = KE_MSG_SAVED;
break;
}
// Unpack Control Point parameters
ctl_pt_status = lans_unpack_ln_ctnl_point_ind (conidx, param);
} while (0);
}
else
{
ASSERT_ERR(0);
}
}
else
{
status = ATT_ERR_ATTRIBUTE_NOT_FOUND;
}
}
}
//Send write response
struct gattc_write_cfm *cfm = KE_MSG_ALLOC(
GATTC_WRITE_CFM, src_id, dest_id, gattc_write_cfm);
cfm->handle = param->handle;
cfm->status = status;
ke_msg_send(cfm);
// Check if control point failed
if ((param->handle == (LANS_HANDLE(LNS_IDX_LN_CTNL_PT_VAL))) &&
(ctl_pt_status != LANP_LN_CTNL_PT_RESP_SUCCESS))
{
// Send response to peer
lans_send_rsp_ind(conidx, param->value[0], ctl_pt_status);
}
return (int)msg_status;
}
/**
****************************************************************************************
* @brief Handles @ref GATT_NOTIFY_CMP_EVT message meaning that a notification or an indication
* has been correctly sent to peer device (but not confirmed by peer device).
*
* @param[in] msgid Id of the message received.
* @param[in] param Pointer to the parameters of the message.
* @param[in] dest_id ID of the receiving task instance
* @param[in] src_id ID of the sending task instance.
* @return If the message was consumed or not.
****************************************************************************************
*/
__STATIC int gattc_cmp_evt_handler(ke_msg_id_t const msgid, struct gattc_cmp_evt const *param,
ke_task_id_t const dest_id, ke_task_id_t const src_id)
{
uint8_t conidx = KE_IDX_GET(src_id);
// Get the address of the environment
struct lans_env_tag *lans_env = PRF_ENV_GET(LANS, lans);
// Check if a connection exists
if (ke_state_get(dest_id) == LANS_BUSY)
{
switch (param->operation)
{
case (GATTC_NOTIFY):
{
lans_exe_operation();
// else ignore the message
} break;
case (GATTC_INDICATE):
{
ASSERT_ERR(lans_env->operation >= LANS_SET_CUMUL_VALUE_OP_CODE);
// Inform the application that a procedure has been completed
lans_send_cmp_evt(conidx, prf_src_task_get(&(lans_env->prf_env), conidx), prf_dst_task_get(&(lans_env->prf_env), conidx),
lans_env->operation, param->status);
// else ignore the message
} break;
default:
{
ASSERT_ERR(0);
} break;
}
}
return (KE_MSG_CONSUMED);
}
/*
* GLOBAL VARIABLE DEFINITIONS
****************************************************************************************
*/
/// Specifies the default message handlers
KE_MSG_HANDLER_TAB(lans)
{
{LANS_ENABLE_REQ, (ke_msg_func_t)lans_enable_req_handler},
{GATTC_READ_REQ_IND, (ke_msg_func_t)gattc_read_req_ind_handler},
{GATTC_ATT_INFO_REQ_IND, (ke_msg_func_t) gattc_att_info_req_ind_handler},
{LANS_NTF_LOC_SPEED_REQ, (ke_msg_func_t)lans_ntf_loc_speed_req_handler},
{LANS_UPD_POS_Q_REQ, (ke_msg_func_t)lans_upd_pos_q_req_handler},
{LANS_NTF_NAVIGATION_REQ, (ke_msg_func_t)lans_ntf_navigation_req_handler},
{LANS_LN_CTNL_PT_CFM, (ke_msg_func_t)lans_ln_ctnl_pt_cfm_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},
};
void lans_task_init(struct ke_task_desc *task_desc)
{
// Get the address of the environment
struct lans_env_tag *lans_env = PRF_ENV_GET(LANS, lans);
task_desc->msg_handler_tab = lans_msg_handler_tab;
task_desc->msg_cnt = ARRAY_LEN(lans_msg_handler_tab);
task_desc->state = lans_env->state;
task_desc->idx_max = LANS_IDX_MAX;
}
#endif //(BLE_LN_SENSOR)
/// @} LANSTASK