pinebuds/services/ble_profiles/anp/anpc/src/anpc_task.c

821 lines
30 KiB
C

/**
****************************************************************************************
* @addtogroup ANPCTASK
* @{
****************************************************************************************
*/
/*
* INCLUDE FILES
****************************************************************************************
*/
#include "rwip_config.h"
#if (BLE_AN_CLIENT)
#include "anp_common.h"
#include "anpc.h"
#include "anpc_task.h"
#include "gap.h"
#include "gattm_task.h"
#include "co_utils.h"
#include "ke_mem.h"
/*
* STRUCTURES
****************************************************************************************
*/
/// State machine used to retrieve Alert Notification service characteristics
/// information
const struct prf_char_def anpc_ans_char[ANPC_CHAR_MAX] = {
/// Supported New Alert Category
[ANPC_CHAR_SUP_NEW_ALERT_CAT] = {ATT_CHAR_SUP_NEW_ALERT_CAT, ATT_MANDATORY,
ATT_CHAR_PROP_RD},
/// New Alert
[ANPC_CHAR_NEW_ALERT] = {ATT_CHAR_NEW_ALERT, ATT_MANDATORY,
ATT_CHAR_PROP_NTF},
/// Supported Unread Alert Category
[ANPC_CHAR_SUP_UNREAD_ALERT_CAT] = {ATT_CHAR_SUP_UNREAD_ALERT_CAT,
ATT_MANDATORY, ATT_CHAR_PROP_RD},
/// Unread Alert Status
[ANPC_CHAR_UNREAD_ALERT_STATUS] = {ATT_CHAR_UNREAD_ALERT_STATUS,
ATT_MANDATORY, ATT_CHAR_PROP_NTF},
/// Alert Notification Control Point
[ANPC_CHAR_ALERT_NTF_CTNL_PT] = {ATT_CHAR_ALERT_NTF_CTNL_PT, ATT_MANDATORY,
ATT_CHAR_PROP_WR},
};
/// State machine used to retrieve Phone Alert Status service characteristic
/// descriptor information
const struct prf_char_desc_def anpc_ans_char_desc[ANPC_DESC_MAX] = {
/// New Alert Char. - Client Characteristic Configuration
[ANPC_DESC_NEW_ALERT_CL_CFG] = {ATT_DESC_CLIENT_CHAR_CFG, ATT_MANDATORY,
ANPC_CHAR_NEW_ALERT},
/// Unread Alert Status Char. - Client Characteristic Configuration
[ANPC_DESC_UNREAD_ALERT_STATUS_CL_CFG] = {ATT_DESC_CLIENT_CHAR_CFG,
ATT_MANDATORY,
ANPC_CHAR_UNREAD_ALERT_STATUS},
};
/*
* LOCAL FUNCTIONS DEFINITIONS
****************************************************************************************
*/
/**
****************************************************************************************
* @brief Handles reception of the @ref ANPC_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 anpc_enable_req_handler(ke_msg_id_t const msgid,
struct anpc_enable_req *param,
ke_task_id_t const dest_id,
ke_task_id_t const src_id) {
// Status
uint8_t status = GAP_ERR_NO_ERROR;
// Phone Alert Status Profile Client Role Task Environment
struct anpc_env_tag *anpc_env = PRF_ENV_GET(ANPC, anpc);
// Get connection index
uint8_t conidx = KE_IDX_GET(dest_id);
uint8_t state = ke_state_get(dest_id);
if ((state == ANPC_IDLE) && (anpc_env->env[conidx] == NULL)) {
// allocate environment variable for task instance
anpc_env->env[conidx] = (struct anpc_cnx_env *)ke_malloc(
sizeof(struct anpc_cnx_env), KE_MEM_ATT_DB);
memset(anpc_env->env[conidx], 0, sizeof(struct anpc_cnx_env));
anpc_env->env[conidx]->last_char_code = ANPC_ENABLE_OP_CODE;
// Start discovering
if (param->con_type == PRF_CON_DISCOVERY) {
prf_disc_svc_send(&(anpc_env->prf_env), conidx, ATT_SVC_ALERT_NTF);
// Go to DISCOVERING state
ke_state_set(dest_id, ANPC_DISCOVERING);
// Configure the environment for a discovery procedure
anpc_env->env[conidx]->last_uuid_req = ATT_SVC_ALERT_NTF;
}
// Bond information is provided
else {
// Keep the provided database content
memcpy(&anpc_env->env[conidx]->ans, &param->ans,
sizeof(struct anpc_ans_content));
// send APP confirmation that can start normal connection to TH
anpc_enable_rsp_send(anpc_env, conidx, GAP_ERR_NO_ERROR);
}
}
else if (state != ANPC_FREE) {
status = PRF_ERR_REQ_DISALLOWED;
}
// send an error if request fails
if (status != GAP_ERR_NO_ERROR) {
anpc_enable_rsp_send(anpc_env, conidx, status);
}
return (KE_MSG_CONSUMED);
}
/**
****************************************************************************************
* @brief Handles reception of the @ref ANPC_READ_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 anpc_read_cmd_handler(ke_msg_id_t const msgid,
struct anpc_read_cmd *param,
ke_task_id_t const dest_id,
ke_task_id_t const src_id) {
// Message status
uint8_t msg_status = KE_MSG_CONSUMED;
// Get connection index
uint8_t conidx = KE_IDX_GET(dest_id);
// Get the address of the environment
struct anpc_env_tag *anpc_env = PRF_ENV_GET(ANPC, anpc);
if (anpc_env->env[conidx] != NULL) {
// Attribute Handle
uint16_t handle = ATT_INVALID_SEARCH_HANDLE;
// Status
uint8_t status = GAP_ERR_NO_ERROR;
// Check the provided connection handle
do {
// Check the current state
if (ke_state_get(dest_id) == ANPC_BUSY) {
// Keep the request for later, status is GAP_ERR_NO_ERROR
msg_status = KE_MSG_SAVED;
break;
}
switch (param->read_code) {
// Read Supported New Alert
case (ANPC_RD_SUP_NEW_ALERT_CAT): {
handle = anpc_env->env[conidx]
->ans.chars[ANPC_CHAR_SUP_NEW_ALERT_CAT]
.val_hdl;
} break;
// Read Supported Unread Alert
case (ANPC_RD_SUP_UNREAD_ALERT_CAT): {
handle = anpc_env->env[conidx]
->ans.chars[ANPC_CHAR_SUP_UNREAD_ALERT_CAT]
.val_hdl;
} break;
// Read New Alert Characteristic Client Char. Cfg. Descriptor Value
case (ANPC_RD_WR_NEW_ALERT_CFG): {
handle = anpc_env->env[conidx]
->ans.descs[ANPC_DESC_NEW_ALERT_CL_CFG]
.desc_hdl;
} break;
// Read Unread Alert Characteristic Client Char. Cfg. Descriptor Value
case (ANPC_RD_WR_UNREAD_ALERT_STATUS_CFG): {
handle = anpc_env->env[conidx]
->ans.descs[ANPC_DESC_UNREAD_ALERT_STATUS_CL_CFG]
.desc_hdl;
} break;
default: {
status = PRF_ERR_INVALID_PARAM;
} break;
}
// Check if handle is viable
if ((handle != ATT_INVALID_SEARCH_HANDLE) &&
(status == GAP_ERR_NO_ERROR)) {
// Force the operation value
param->operation = ANPC_READ_OP_CODE;
// Store the command structure
anpc_env->env[conidx]->operation = param;
msg_status = KE_MSG_NO_FREE;
// Send the read request
prf_read_char_send(&(anpc_env->prf_env), conidx,
anpc_env->env[conidx]->ans.svc.shdl,
anpc_env->env[conidx]->ans.svc.ehdl, handle);
// Go to the Busy state
ke_state_set(dest_id, ANPC_BUSY);
} else {
status = PRF_ERR_INEXISTENT_HDL;
}
} while (0);
if (status != GAP_ERR_NO_ERROR) {
anpc_send_cmp_evt(anpc_env, conidx, ANPC_READ_OP_CODE, status);
}
} else {
// No connection exists
anpc_send_cmp_evt(anpc_env, conidx, ANPC_READ_OP_CODE,
PRF_ERR_REQ_DISALLOWED);
}
return (int)msg_status;
}
/**
****************************************************************************************
* @brief Handles reception of the @ref ANPC_WRITE_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 anpc_write_cmd_handler(ke_msg_id_t const msgid,
struct anpc_write_cmd *param,
ke_task_id_t const dest_id,
ke_task_id_t const src_id) {
// Status
uint8_t status = GAP_ERR_NO_ERROR;
// Message status
uint8_t msg_status = KE_MSG_CONSUMED;
// Get the address of the environment
struct anpc_env_tag *anpc_env = PRF_ENV_GET(ANPC, anpc);
// Get connection index
uint8_t conidx = KE_IDX_GET(dest_id);
if (anpc_env->env[conidx] != NULL) {
do {
// Check the current state
if (ke_state_get(dest_id) != ANPC_IDLE) {
msg_status = KE_MSG_SAVED;
break;
}
// Attribute handle
uint16_t handle = ATT_INVALID_SEARCH_HANDLE;
// Length
uint8_t length;
switch (param->write_code) {
// Write Alert Notification Control Point Characteristic Value
case (ANPC_WR_ALERT_NTF_CTNL_PT): {
// Check the Category ID and the Command ID
if ((param->value.ctnl_pt.cmd_id < CMD_ID_NB) &&
((param->value.ctnl_pt.cat_id < CAT_ID_NB) ||
(param->value.ctnl_pt.cat_id == CAT_ID_ALL_SUPPORTED_CAT))) {
handle = anpc_env->env[conidx]
->ans.chars[ANPC_CHAR_ALERT_NTF_CTNL_PT]
.val_hdl;
length = sizeof(struct anp_ctnl_pt);
} else {
status = PRF_ERR_INVALID_PARAM;
}
} break;
// Write New Alert Characteristic Client Char. Cfg. Descriptor Value
case (ANPC_RD_WR_NEW_ALERT_CFG): {
if (param->value.new_alert_ntf_cfg <= PRF_CLI_START_NTF) {
handle = anpc_env->env[conidx]
->ans.descs[ANPC_DESC_NEW_ALERT_CL_CFG]
.desc_hdl;
length = sizeof(uint16_t);
} else {
status = PRF_ERR_INVALID_PARAM;
}
} break;
// Write Unread Alert Status Characteristic Client Char. Cfg. Descriptor
// Value
case (ANPC_RD_WR_UNREAD_ALERT_STATUS_CFG): {
if (param->value.unread_alert_status_ntf_cfg <= PRF_CLI_START_NTF) {
handle = anpc_env->env[conidx]
->ans.descs[ANPC_DESC_UNREAD_ALERT_STATUS_CL_CFG]
.desc_hdl;
length = sizeof(uint16_t);
} else {
status = PRF_ERR_INVALID_PARAM;
}
} break;
default: {
status = PRF_ERR_INVALID_PARAM;
} break;
}
if (status == GAP_ERR_NO_ERROR) {
// Check if handle is viable
if (handle != ATT_INVALID_SEARCH_HANDLE) {
// Send the write request
prf_gatt_write(&(anpc_env->prf_env), conidx, handle,
(uint8_t *)&param->value, length, GATTC_WRITE);
// Force the operation value
param->operation = ANPC_WRITE_OP_CODE;
// Store the command structure
anpc_env->env[conidx]->operation = param;
msg_status = KE_MSG_NO_FREE;
// Go to the Busy state
ke_state_set(dest_id, ANPC_BUSY);
} else {
status = PRF_ERR_INEXISTENT_HDL;
}
}
} while (0);
} else {
status = PRF_ERR_REQ_DISALLOWED;
}
if (status != GAP_ERR_NO_ERROR) {
anpc_send_cmp_evt(anpc_env, conidx, ANPC_WRITE_OP_CODE, status);
}
return (int)msg_status;
}
/**
****************************************************************************************
* @brief Handles reception of the @ref GATTC_CMP_EVT 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_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 anpc_env_tag *anpc_env = PRF_ENV_GET(ANPC, anpc);
uint8_t conidx = KE_IDX_GET(dest_id);
// Status
uint8_t status;
if (anpc_env->env[conidx] != NULL) {
uint8_t state = ke_state_get(dest_id);
if (state == ANPC_DISCOVERING) {
status = param->status;
if ((status == ATT_ERR_ATTRIBUTE_NOT_FOUND) ||
(status == ATT_ERR_NO_ERROR)) {
// Discovery
// check characteristic validity
if (anpc_env->env[conidx]->nb_svc == 1) {
status = prf_check_svc_char_validity(
ANPC_CHAR_MAX, anpc_env->env[conidx]->ans.chars, anpc_ans_char);
}
// too much services
else if (anpc_env->env[conidx]->nb_svc > 1) {
status = PRF_ERR_MULTIPLE_SVC;
}
// no services found
else {
status = PRF_ERR_STOP_DISC_CHAR_MISSING;
}
// check descriptor validity
if (status == GAP_ERR_NO_ERROR) {
status = prf_check_svc_char_desc_validity(
ANPC_DESC_MAX, anpc_env->env[conidx]->ans.descs,
anpc_ans_char_desc, anpc_env->env[conidx]->ans.chars);
}
}
anpc_enable_rsp_send(anpc_env, conidx, status);
}
else if (state == ANPC_BUSY) {
switch (param->operation) {
case GATTC_READ: {
switch (
((struct anpc_cmd *)anpc_env->env[conidx]->operation)->operation) {
// Read Supported New Alert Category Characteristic value
case (ANPC_ENABLE_RD_NEW_ALERT_OP_CODE): {
if (param->status == GAP_ERR_NO_ERROR) {
// Force the operation value
((struct anpc_cmd *)anpc_env->env[conidx]->operation)->operation =
ANPC_ENABLE_RD_UNREAD_ALERT_OP_CODE;
// Check Supported Unread Alert Category
prf_read_char_send(&(anpc_env->prf_env), conidx,
anpc_env->env[conidx]->ans.svc.shdl,
anpc_env->env[conidx]->ans.svc.ehdl,
anpc_env->env[conidx]
->ans.chars[ANPC_CHAR_SUP_UNREAD_ALERT_CAT]
.val_hdl);
} else {
anpc_send_cmp_evt(anpc_env, conidx, ANPC_ENABLE_OP_CODE,
param->status);
}
} break;
case (ANPC_ENABLE_RD_UNREAD_ALERT_OP_CODE): {
if (param->status == GAP_ERR_NO_ERROR) {
// If peer device was unknown, stop the procedure
if (((struct anpc_enable_req *)anpc_env->env[conidx]->operation)
->con_type == PRF_CON_DISCOVERY) {
anpc_send_cmp_evt(anpc_env, conidx, ANPC_ENABLE_OP_CODE,
GAP_ERR_NO_ERROR);
}
// If peer device was already known (bonded), start Recovery from
// Connection Loss procedure
else {
// Reset the environment
anpc_env->env[conidx]->last_uuid_req = CAT_ID_SPL_ALERT;
if (anpc_found_next_alert_cat(
anpc_env, conidx,
((struct anpc_enable_req *)anpc_env->env[conidx]
->operation)
->new_alert_enable)) {
// Force the operation value
((struct anpc_cmd *)anpc_env->env[conidx]->operation)
->operation = ANPC_ENABLE_WR_NEW_ALERT_OP_CODE;
// Enable sending of notifications for the found category ID
anpc_write_alert_ntf_ctnl_pt(
anpc_env, conidx, CMD_ID_EN_NEW_IN_ALERT_NTF,
anpc_env->env[conidx]->last_uuid_req - 1);
} else {
// Reset the environment
anpc_env->env[conidx]->last_uuid_req = CAT_ID_SPL_ALERT;
if (anpc_found_next_alert_cat(
anpc_env, conidx,
((struct anpc_enable_req *)anpc_env->env[conidx]
->operation)
->unread_alert_enable)) {
// Force the operation value
((struct anpc_cmd *)anpc_env->env[conidx]->operation)
->operation = ANPC_ENABLE_WR_UNREAD_ALERT_OP_CODE;
// Enable sending of notifications for the found category ID
anpc_write_alert_ntf_ctnl_pt(
anpc_env, conidx, CMD_ID_EN_UNREAD_CAT_STATUS_NTF,
anpc_env->env[conidx]->last_uuid_req - 1);
} else {
anpc_send_cmp_evt(anpc_env, conidx, ANPC_ENABLE_OP_CODE,
GAP_ERR_NO_ERROR);
}
}
}
} else {
anpc_send_cmp_evt(anpc_env, conidx, ANPC_ENABLE_OP_CODE,
param->status);
}
} break;
case (ANPC_READ_OP_CODE): {
// Inform the requester that the read procedure is over
anpc_send_cmp_evt(anpc_env, conidx, ANPC_READ_OP_CODE, param->status);
} break;
default: {
ASSERT_ERR(0);
}
}
} break;
case GATTC_WRITE:
case GATTC_WRITE_NO_RESPONSE: {
// Retrieve the operation currently performed
uint8_t operation =
((struct anpc_cmd *)anpc_env->env[conidx]->operation)->operation;
switch (operation) {
case (ANPC_WRITE_OP_CODE): {
uint8_t wr_code =
((struct anpc_write_cmd *)anpc_env->env[conidx]->operation)
->write_code;
if ((wr_code == ANPC_RD_WR_NEW_ALERT_CFG) ||
(wr_code == ANPC_RD_WR_UNREAD_ALERT_STATUS_CFG) ||
(wr_code == ANPC_WR_ALERT_NTF_CTNL_PT)) {
anpc_send_cmp_evt(anpc_env, conidx, ANPC_WRITE_OP_CODE,
param->status);
} else {
ASSERT_ERR(0);
}
} break;
case (ANPC_ENABLE_WR_NEW_ALERT_OP_CODE): {
// Look for the next category to enable
if (anpc_found_next_alert_cat(
anpc_env, conidx,
((struct anpc_enable_req *)anpc_env->env[conidx]->operation)
->new_alert_enable)) {
// Enable sending of notifications for the found category ID
anpc_write_alert_ntf_ctnl_pt(
anpc_env, conidx, CMD_ID_EN_NEW_IN_ALERT_NTF,
anpc_env->env[conidx]->last_uuid_req - 1);
} else {
// Force the operation value
((struct anpc_cmd *)anpc_env->env[conidx]->operation)->operation =
ANPC_ENABLE_WR_NTF_NEW_ALERT_OP_CODE;
// Send a "Notify New Alert Immediately" command with the Category
// ID field set to 0xFF
anpc_write_alert_ntf_ctnl_pt(anpc_env, conidx,
CMD_ID_NTF_NEW_IN_ALERT_IMM,
CAT_ID_ALL_SUPPORTED_CAT);
}
} break;
case (ANPC_ENABLE_WR_NTF_NEW_ALERT_OP_CODE): {
// Reset the environment
anpc_env->env[conidx]->last_uuid_req = CAT_ID_SPL_ALERT;
if (anpc_found_next_alert_cat(
anpc_env, conidx,
((struct anpc_enable_req *)anpc_env->env[conidx]->operation)
->unread_alert_enable)) {
// Force the operation value
((struct anpc_cmd *)anpc_env->env[conidx]->operation)->operation =
ANPC_ENABLE_WR_UNREAD_ALERT_OP_CODE;
// Enable sending of notifications for the found category ID
anpc_write_alert_ntf_ctnl_pt(
anpc_env, conidx, CMD_ID_EN_UNREAD_CAT_STATUS_NTF,
anpc_env->env[conidx]->last_uuid_req - 1);
} else {
anpc_send_cmp_evt(anpc_env, conidx, ANPC_ENABLE_OP_CODE,
GAP_ERR_NO_ERROR);
}
} break;
case (ANPC_ENABLE_WR_UNREAD_ALERT_OP_CODE): {
// Look for the next category to enable
if (anpc_found_next_alert_cat(
anpc_env, conidx,
((struct anpc_enable_req *)anpc_env->env[conidx]->operation)
->unread_alert_enable)) {
// Enable sending of notifications for the found category ID
anpc_write_alert_ntf_ctnl_pt(
anpc_env, conidx, CMD_ID_EN_UNREAD_CAT_STATUS_NTF,
anpc_env->env[conidx]->last_uuid_req - 1);
} else {
// Force the operation value
((struct anpc_cmd *)anpc_env->env[conidx]->operation)->operation =
ANPC_ENABLE_WR_NTF_UNREAD_ALERT_OP_CODE;
// Send a "Notify New Alert Immediately" command with the Category
// ID field set to 0xFF
anpc_write_alert_ntf_ctnl_pt(anpc_env, conidx,
CMD_ID_NTF_UNREAD_CAT_STATUS_IMM,
CAT_ID_ALL_SUPPORTED_CAT);
}
} break;
case (ANPC_ENABLE_WR_NTF_UNREAD_ALERT_OP_CODE): {
// The discovery procedure is over
anpc_send_cmp_evt(anpc_env, conidx, ANPC_ENABLE_OP_CODE,
param->status);
} break;
default: {
ASSERT_ERR(0);
} break;
}
} break;
case GATTC_REGISTER:
case GATTC_UNREGISTER: {
// Do nothing
} break;
default: {
ASSERT_ERR(0);
} break;
}
}
}
// else ignore the message
return (KE_MSG_CONSUMED);
}
/**
****************************************************************************************
* @brief Handles reception of the @ref GATTC_SDP_SVC_IND_HANDLER message.
* The handler stores the found service details for service discovery.
* @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_sdp_svc_ind_handler(ke_msg_id_t const msgid,
struct gattc_sdp_svc_ind const *ind,
ke_task_id_t const dest_id,
ke_task_id_t const src_id) {
uint8_t state = ke_state_get(dest_id);
if (state == ANPC_DISCOVERING) {
uint8_t conidx = KE_IDX_GET(dest_id);
struct anpc_env_tag *anpc_env = PRF_ENV_GET(ANPC, anpc);
ASSERT_INFO(anpc_env != NULL, dest_id, src_id);
ASSERT_INFO(anpc_env->env[conidx] != NULL, dest_id, src_id);
if (anpc_env->env[conidx]->nb_svc == 0) {
// Retrieve ANS characteristics and descriptors
prf_extract_svc_info(ind, ANPC_CHAR_MAX, &anpc_ans_char[0],
&anpc_env->env[conidx]->ans.chars[0], ANPC_DESC_MAX,
&anpc_ans_char_desc[0],
&anpc_env->env[conidx]->ans.descs[0]);
// Even if we get multiple responses we only store 1 range
anpc_env->env[conidx]->ans.svc.shdl = ind->start_hdl;
anpc_env->env[conidx]->ans.svc.ehdl = ind->end_hdl;
}
anpc_env->env[conidx]->nb_svc++;
}
return (KE_MSG_CONSUMED);
}
/**
****************************************************************************************
* @brief Handles reception of the @ref GATTC_READ_IND message.
* Generic event received after every simple read command sent to peer server.
* @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_ind_handler(ke_msg_id_t const msgid,
struct gattc_read_ind const *param,
ke_task_id_t const dest_id,
ke_task_id_t const src_id) {
// Get the address of the environment
struct anpc_env_tag *anpc_env = PRF_ENV_GET(ANPC, anpc);
uint8_t conidx = KE_IDX_GET(dest_id);
if (anpc_env->env[conidx] != NULL) {
ASSERT_ERR(ke_state_get(dest_id) == ANPC_BUSY);
// Prepare the indication to send to the application
struct anpc_value_ind *ind = KE_MSG_ALLOC(
ANPC_VALUE_IND, prf_dst_task_get(&(anpc_env->prf_env), conidx), dest_id,
anpc_value_ind);
switch (((struct anpc_cmd *)anpc_env->env[conidx]->operation)->operation) {
// Read Supported New Alert Category Characteristic value
case (ANPC_ENABLE_RD_NEW_ALERT_OP_CODE): {
ind->att_code = ANPC_RD_SUP_NEW_ALERT_CAT;
ind->value.supp_cat.cat_id_mask_0 = param->value[0];
// If cat_id_mask_1 not present, shall be considered as 0
ind->value.supp_cat.cat_id_mask_1 =
(param->length > 1) ? param->value[1] : 0x00;
} break;
case (ANPC_ENABLE_RD_UNREAD_ALERT_OP_CODE): {
ind->att_code = ANPC_RD_SUP_UNREAD_ALERT_CAT;
ind->value.supp_cat.cat_id_mask_0 = param->value[0];
// If cat_id_mask_1 not present, shall be considered as 0
ind->value.supp_cat.cat_id_mask_1 =
(param->length > 1) ? param->value[1] : 0;
} break;
case (ANPC_READ_OP_CODE): {
ind->att_code =
((struct anpc_read_cmd *)anpc_env->env[conidx]->operation)->read_code;
ind->value.ntf_cfg = co_read16(&param->value[0]);
} break;
default: {
ASSERT_ERR(0);
} break;
}
// Send the indication
ke_msg_send(ind);
}
// else ignore the message
return (KE_MSG_CONSUMED);
}
/**
****************************************************************************************
* @brief Handles reception of the @ref GATTC_EVENT_IND 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_event_ind_handler(ke_msg_id_t const msgid,
struct gattc_event_ind const *param,
ke_task_id_t const dest_id,
ke_task_id_t const src_id) {
// Get the address of the environment
struct anpc_env_tag *anpc_env = PRF_ENV_GET(ANPC, anpc);
uint8_t conidx = KE_IDX_GET(dest_id);
if (anpc_env->env[conidx] != NULL) {
// Check the category ID
if (param->value[0] < CAT_ID_NB) {
// New Alert Characteristic Value
if (param->handle ==
anpc_env->env[conidx]->ans.chars[ANPC_CHAR_NEW_ALERT].val_hdl) {
// Text String information Length
uint8_t length = param->length - 2;
if (length > ANS_NEW_ALERT_STRING_INFO_MAX_LEN) {
length = ANS_NEW_ALERT_STRING_INFO_MAX_LEN;
}
// Send an indication to the application
struct anpc_value_ind *new_alert_ind = KE_MSG_ALLOC_DYN(
ANPC_VALUE_IND, prf_dst_task_get(&anpc_env->prf_env, conidx),
prf_src_task_get(&anpc_env->prf_env, conidx), anpc_value_ind,
length);
new_alert_ind->att_code = ANPC_NTF_NEW_ALERT;
// Fulfill the characteristic value
new_alert_ind->value.new_alert.cat_id = param->value[0];
new_alert_ind->value.new_alert.nb_new_alert = param->value[1];
new_alert_ind->value.new_alert.info_str_len = length;
memcpy(&new_alert_ind->value.new_alert.str_info[0], &param->value[2],
length);
// Send the message
ke_msg_send(new_alert_ind);
}
// Unread Alert Status Characteristic Value
else if (param->handle == anpc_env->env[conidx]
->ans.chars[ANPC_CHAR_UNREAD_ALERT_STATUS]
.val_hdl) {
// Send an indication to the application
struct anpc_value_ind *unrd_alert_ind = KE_MSG_ALLOC(
ANPC_VALUE_IND, prf_dst_task_get(&anpc_env->prf_env, conidx),
prf_src_task_get(&anpc_env->prf_env, conidx), anpc_value_ind);
unrd_alert_ind->att_code = ANPC_NTF_UNREAD_ALERT;
// Fulfill the characteristic value
unrd_alert_ind->value.unread_alert.cat_id = param->value[0];
unrd_alert_ind->value.unread_alert.nb_unread_alert = param->value[1];
// Send the message
ke_msg_send(unrd_alert_ind);
} else {
ASSERT_ERR(0);
}
}
// else ignore the message
}
// else ignore the message
return (KE_MSG_CONSUMED);
}
/*
* GLOBAL VARIABLE DEFINITIONS
****************************************************************************************
*/
/// Specifies the default message handlers
KE_MSG_HANDLER_TAB(anpc){
{ANPC_ENABLE_REQ, (ke_msg_func_t)anpc_enable_req_handler},
{ANPC_READ_CMD, (ke_msg_func_t)anpc_read_cmd_handler},
{ANPC_WRITE_CMD, (ke_msg_func_t)anpc_write_cmd_handler},
{GATTC_SDP_SVC_IND, (ke_msg_func_t)gattc_sdp_svc_ind_handler},
{GATTC_READ_IND, (ke_msg_func_t)gattc_read_ind_handler},
{GATTC_EVENT_IND, (ke_msg_func_t)gattc_event_ind_handler},
{GATTC_CMP_EVT, (ke_msg_func_t)gattc_cmp_evt_handler},
};
void anpc_task_init(struct ke_task_desc *task_desc) {
// Get the address of the environment
struct anpc_env_tag *anpc_env = PRF_ENV_GET(ANPC, anpc);
task_desc->msg_handler_tab = anpc_msg_handler_tab;
task_desc->msg_cnt = ARRAY_LEN(anpc_msg_handler_tab);
task_desc->state = anpc_env->state;
task_desc->idx_max = ANPC_IDX_MAX;
}
#endif //(BLE_AN_CLIENT)
/// @} ANPCTASK