pinebuds/services/ble_profiles/tip/tips/src/tips_task.c

494 lines
18 KiB
C

/**
****************************************************************************************
* @addtogroup TIPSTASK
* @{
****************************************************************************************
*/
/*
* INCLUDE FILES
****************************************************************************************
*/
#include "rwip_config.h"
#if (BLE_TIP_SERVER)
#include "attm.h"
#include "co_utils.h"
#include "gap.h"
#include "gattc_task.h"
#include "tips.h"
#include "tips_task.h"
#include "prf_utils.h"
/*
* LOCAL FUNCTIONS DEFINITIONS
****************************************************************************************
*/
/**
****************************************************************************************
* @brief Handles reception of the @ref TIPS_ENABLE_REQ message.
* The handler enables the Time Server Profile.
* @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 tips_enable_req_handler(ke_msg_id_t const msgid,
struct tips_enable_req const *param,
ke_task_id_t const dest_id,
ke_task_id_t const src_id) {
// Get the address of the environment
struct tips_env_tag *tips_env = PRF_ENV_GET(TIPS, tips);
uint8_t conidx = KE_IDX_GET(src_id);
// Status
uint8_t status = GAP_ERR_NO_ERROR;
if (gapc_get_conhdl(conidx) == GAP_INVALID_CONHDL) {
status = PRF_ERR_DISCONNECTED;
} else if (ke_state_get(dest_id) == TIPS_IDLE) {
if (param->current_time_ntf_en == PRF_CLI_START_NTF) {
// Enable Bonded Data
tips_env->env[conidx]->ntf_state |= TIPS_CTS_CURRENT_TIME_CFG;
}
} else {
status = PRF_ERR_REQ_DISALLOWED;
}
// Send to APP the details of the discovered attributes on TIPS
struct tips_enable_rsp *rsp =
KE_MSG_ALLOC(TIPS_ENABLE_RSP, src_id, dest_id, tips_enable_rsp);
rsp->status = status;
ke_msg_send(rsp);
return (KE_MSG_CONSUMED);
}
/**
****************************************************************************************
* @brief Handles reception of the @ref TIPS_UPD_CURR_TIME_REQ 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 tips_upd_curr_time_req_handler(
ke_msg_id_t const msgid, struct tips_upd_curr_time_req const *param,
ke_task_id_t const dest_id, ke_task_id_t const src_id) {
// Status
uint8_t status = GAP_ERR_NO_ERROR;
// Get the address of the environment
struct tips_env_tag *tips_env = PRF_ENV_GET(TIPS, tips);
uint8_t conidx = KE_IDX_GET(src_id);
if ((tips_env->env[conidx] != NULL) && (ke_state_get(dest_id) == TIPS_IDLE)) {
// Check if Notifications are enabled
if ((tips_env->env[conidx]->ntf_state & TIPS_CTS_CURRENT_TIME_CFG) ==
TIPS_CTS_CURRENT_TIME_CFG) {
// Check if notification can be sent
if ((param->current_time.adjust_reason & TIPS_FLAG_EXT_TIME_UPDATE) ==
TIPS_FLAG_EXT_TIME_UPDATE) {
if (param->enable_ntf_send == 0) {
status = PRF_ERR_REQ_DISALLOWED;
}
}
if (status == GAP_ERR_NO_ERROR) {
// Allocate the GATT notification message
struct gattc_send_evt_cmd *meas_val = KE_MSG_ALLOC_DYN(
GATTC_SEND_EVT_CMD, KE_BUILD_ID(TASK_GATTC, conidx), dest_id,
gattc_send_evt_cmd, CTS_CURRENT_TIME_VAL_LEN);
// Fill in the parameter structure
meas_val->operation = GATTC_NOTIFY;
meas_val->handle = tips_env->cts_shdl + CTS_IDX_CURRENT_TIME_VAL;
// Pack the Current Time value
meas_val->length =
tips_pack_curr_time_value(meas_val->value, &param->current_time);
// Go to idle state
ke_state_set(dest_id, TIPS_BUSY);
// Send the event
ke_msg_send(meas_val);
}
} else {
status = PRF_ERR_NTF_DISABLED;
}
} else {
status = GAP_ERR_INVALID_PARAM;
}
if (status != GAP_ERR_NO_ERROR) {
// Inform APP
struct tips_upd_curr_time_rsp *ind = KE_MSG_ALLOC(
TIPS_UPD_CURR_TIME_RSP, prf_dst_task_get(&(tips_env->prf_env), conidx),
prf_src_task_get(&(tips_env->prf_env), conidx), tips_upd_curr_time_rsp);
ind->status = status;
// send the message
ke_msg_send(ind);
}
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) {
// Get the address of the environment
struct tips_env_tag *tips_env = PRF_ENV_GET(TIPS, tips);
uint8_t conidx = KE_IDX_GET(src_id);
uint8_t status = PRF_ERR_REQ_DISALLOWED;
if ((ke_state_get(dest_id) == TIPS_IDLE) && (tips_env->env[conidx] != NULL)) {
// CTS : Current Time client configuration
if (param->handle == tips_env->cts_shdl + CTS_IDX_CURRENT_TIME_CFG) {
uint16_t value =
(tips_env->env[conidx]->ntf_state & TIPS_CTS_CURRENT_TIME_CFG)
? PRF_CLI_START_NTF
: PRF_CLI_STOP_NTFIND;
status = ATT_ERR_NO_ERROR;
// Send data to peer device
struct gattc_read_cfm *cfm = KE_MSG_ALLOC_DYN(
GATTC_READ_CFM, src_id, dest_id, gattc_read_cfm, sizeof(uint16_t));
cfm->length = sizeof(uint16_t);
memcpy(cfm->value, &value, sizeof(uint16_t));
cfm->handle = param->handle;
cfm->status = status;
// Send value to peer device.
ke_msg_send(cfm);
} else {
// Inform APP about read request
struct tips_rd_req_ind *ind = KE_MSG_ALLOC(
TIPS_RD_REQ_IND, prf_dst_task_get(&(tips_env->prf_env), conidx),
prf_src_task_get(&(tips_env->prf_env), conidx), tips_rd_req_ind);
// Current Time Service
if (param->handle < tips_env->cts_shdl + CTS_IDX_NB) {
// Current Time Char value
if (param->handle == tips_env->cts_shdl + CTS_IDX_CURRENT_TIME_VAL) {
ind->char_code = TIPS_CTS_CURRENT_TIME;
status = ATT_ERR_NO_ERROR;
}
// Local Time Info Char value
else if ((param->handle ==
tips_env->cts_shdl + CTS_IDX_LOCAL_TIME_INFO_VAL) &&
(TIPS_IS_SUPPORTED(TIPS_CTS_LOC_TIME_INFO_SUP))) {
ind->char_code = TIPS_CTS_LOCAL_TIME_INFO;
status = ATT_ERR_NO_ERROR;
}
// Reference Time Info Char value
else if ((param->handle ==
tips_env->cts_shdl + CTS_IDX_REF_TIME_INFO_VAL) &&
(TIPS_IS_SUPPORTED(TIPS_CTS_REF_TIME_INFO_SUP))) {
ind->char_code = TIPS_CTS_REF_TIME_INFO;
status = ATT_ERR_NO_ERROR;
}
}
// Time with DST Char value
else if ((param->handle == tips_env->ndcs_shdl + NDCS_IDX_TIME_DST_VAL) &&
(TIPS_IS_SUPPORTED(TIPS_NDCS_SUP))) {
ind->char_code = TIPS_NDCS_TIME_DST;
status = ATT_ERR_NO_ERROR;
}
// Time Update State
else if ((param->handle ==
tips_env->rtus_shdl + RTUS_IDX_TIME_UPD_STATE_VAL) &&
(TIPS_IS_SUPPORTED(TIPS_RTUS_SUP))) {
ind->char_code = TIPS_RTUS_TIME_UPD_STATE_VAL;
status = ATT_ERR_NO_ERROR;
} else {
// Set error code
status = PRF_ERR_INEXISTENT_HDL;
}
if (status == ATT_ERR_NO_ERROR) {
// Save handle
tips_env->env[conidx]->handle = param->handle;
// Send message to the APP
ke_msg_send(ind);
// Go to busy state
ke_state_set(dest_id, TIPS_BUSY);
} else {
// Free message
ke_msg_free(ke_param2msg(ind));
// Send data to peer device
struct gattc_read_cfm *cfm =
KE_MSG_ALLOC(GATTC_READ_CFM, src_id, dest_id, gattc_read_cfm);
cfm->handle = param->handle;
cfm->status = status;
// Send to peer device.
ke_msg_send(cfm);
}
}
}
return (KE_MSG_CONSUMED);
}
/**
****************************************************************************************
* @brief Handles reception of the @ref TIPS_RD_CFM 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 tips_rd_cfm_handler(ke_msg_id_t const msgid,
struct tips_rd_cfm const *param,
ke_task_id_t const dest_id,
ke_task_id_t const src_id) {
// Get the address of the environment
struct tips_env_tag *tips_env = PRF_ENV_GET(TIPS, tips);
uint8_t conidx = KE_IDX_GET(src_id);
uint8_t status = GAP_ERR_NO_ERROR;
if ((ke_state_get(dest_id) == TIPS_BUSY) && (tips_env->env[conidx] != NULL)) {
if (tips_env->env[conidx]->handle != ATT_INVALID_HANDLE) {
// Send data to peer device
struct gattc_read_cfm *cfm =
KE_MSG_ALLOC_DYN(GATTC_READ_CFM, KE_BUILD_ID(TASK_GATTC, conidx),
dest_id, gattc_read_cfm, sizeof(struct tips_rd_cfm));
switch (param->op_code) {
case TIPS_CTS_CURRENT_TIME: {
// Pack Current Time
cfm->length =
tips_pack_curr_time_value(cfm->value, &param->value.curr_time);
} break;
case TIPS_CTS_LOCAL_TIME_INFO: {
// Pack Local Time
cfm->length = sizeof(struct tip_loc_time_info);
memcpy(cfm->value, &param->value, cfm->length);
} break;
case TIPS_CTS_REF_TIME_INFO: {
// Pack Reference Time
cfm->length = sizeof(struct tip_ref_time_info);
memcpy(cfm->value, &param->value, cfm->length);
} break;
case TIPS_NDCS_TIME_DST: {
// Pack Time with DST
cfm->length =
tips_pack_time_dst_value(cfm->value, &param->value.time_with_dst);
} break;
case TIPS_RTUS_TIME_UPD_STATE_VAL: {
// Pack Time Update State
cfm->length = sizeof(struct tip_time_upd_state);
memcpy(cfm->value, &param->value, cfm->length);
} break;
default: {
// Return Application error to peer
cfm->length = 0;
status = PRF_APP_ERROR;
} break;
}
// Set parameters
cfm->handle = tips_env->env[conidx]->handle;
cfm->status = status;
// Send value to peer device.
ke_msg_send(cfm);
// Go to idle state
ke_state_set(dest_id, TIPS_IDLE);
// Reset environment variable
tips_env->env[conidx]->handle = ATT_INVALID_HANDLE;
}
}
return (KE_MSG_CONSUMED);
}
/**
****************************************************************************************
* @brief Handles @ref GATTC_CMP_EVT for GATTC_NOTIFY message meaning that
*Measurement notification 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) {
// Get the address of the environment
struct tips_env_tag *tips_env = PRF_ENV_GET(TIPS, tips);
uint8_t conidx = KE_IDX_GET(src_id);
if (tips_env->env[conidx] != NULL) {
if (param->operation == GATTC_NOTIFY) {
// Inform APP
struct tips_upd_curr_time_rsp *ind =
KE_MSG_ALLOC(TIPS_UPD_CURR_TIME_RSP,
prf_dst_task_get(&(tips_env->prf_env), conidx),
prf_src_task_get(&(tips_env->prf_env), conidx),
tips_upd_curr_time_rsp);
ind->status = param->status;
// send the message
ke_msg_send(ind);
// Go to idle state
ke_state_set(dest_id, TIPS_IDLE);
}
}
return (KE_MSG_CONSUMED);
}
/**
****************************************************************************************
* @brief Handles reception of the @ref GL2C_CODE_ATT_WR_CMD_IND message.
* The handler compares the new values with current ones and notifies them if
*they changed.
* @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_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) {
uint16_t cfg_value = 0x0000;
// uint8_t time_upd_ctnl_pt = 0x00;
uint8_t status = GAP_ERR_NO_ERROR;
// Get the address of the environment
struct tips_env_tag *tips_env = PRF_ENV_GET(TIPS, tips);
uint8_t conidx = KE_IDX_GET(src_id);
// CTS : Current Time Char. - Notification Configuration
if (param->handle == tips_env->cts_shdl + CTS_IDX_CURRENT_TIME_CFG) {
// Extract value before check
memcpy(&cfg_value, &param->value[0], sizeof(uint16_t));
// only update configuration if value for stop or notification enable
if ((cfg_value == PRF_CLI_STOP_NTFIND) ||
(cfg_value == PRF_CLI_START_NTF)) {
if (cfg_value == PRF_CLI_STOP_NTFIND) {
tips_env->env[conidx]->ntf_state &= ~TIPS_CTS_CURRENT_TIME_CFG;
} else // PRF_CLI_START_NTF
{
tips_env->env[conidx]->ntf_state |= TIPS_CTS_CURRENT_TIME_CFG;
}
// Inform APP of configuration change
struct tips_current_time_ccc_ind *msg =
KE_MSG_ALLOC(TIPS_CURRENT_TIME_CCC_IND,
prf_dst_task_get(&tips_env->prf_env, conidx),
prf_src_task_get(&tips_env->prf_env, conidx),
tips_current_time_ccc_ind);
msg->cfg_val = cfg_value;
ke_msg_send(msg);
} else {
status = PRF_ERR_INVALID_PARAM;
}
}
// RTUS : Time Update Control Point Char. - Val
else if (param->handle ==
tips_env->rtus_shdl + RTUS_IDX_TIME_UPD_CTNL_PT_VAL) {
// Check if value to write is in allowed range
if ((param->value[0] == TIPS_TIME_UPD_CTNL_PT_GET) ||
(param->value[0] == TIPS_TIME_UPD_CTNL_PT_CANCEL)) {
// Update value
tips_env->time_upd_state = param->value[0];
// Send APP the indication with the new value
struct tips_time_upd_ctnl_pt_ind *msg =
KE_MSG_ALLOC(TIPS_TIME_UPD_CTNL_PT_IND,
prf_dst_task_get(&tips_env->prf_env, conidx),
prf_src_task_get(&tips_env->prf_env, conidx),
tips_time_upd_ctnl_pt_ind);
// Time Update Control Point Characteristic Value
msg->value = tips_env->time_upd_state;
// Send message
ke_msg_send(msg);
} else {
status = PRF_ERR_INVALID_PARAM;
}
} else {
status = PRF_ERR_NOT_WRITABLE;
}
// 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);
return (KE_MSG_CONSUMED);
}
/*
* GLOBAL VARIABLE DEFINITIONS
****************************************************************************************
*/
/// Default State handlers definition
KE_MSG_HANDLER_TAB(tips){
{TIPS_ENABLE_REQ, (ke_msg_func_t)tips_enable_req_handler},
{GATTC_WRITE_REQ_IND, (ke_msg_func_t)gattc_write_req_ind_handler},
{TIPS_UPD_CURR_TIME_REQ, (ke_msg_func_t)tips_upd_curr_time_req_handler},
{GATTC_READ_REQ_IND, (ke_msg_func_t)gattc_read_req_ind_handler},
{TIPS_RD_CFM, (ke_msg_func_t)tips_rd_cfm_handler},
{GATTC_CMP_EVT, (ke_msg_func_t)gattc_cmp_evt_handler},
};
void tips_task_init(struct ke_task_desc *task_desc) {
// Get the address of the environment
struct tips_env_tag *tips_env = PRF_ENV_GET(TIPS, tips);
task_desc->msg_handler_tab = tips_msg_handler_tab;
task_desc->msg_cnt = ARRAY_LEN(tips_msg_handler_tab);
task_desc->state = tips_env->state;
task_desc->idx_max = TIPS_IDX_MAX;
}
#endif // BLE_TIP_SERVER
/// @} TIPSTASK