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/*
* @copyright Copyright (c) 2016-2020 TOYOTA MOTOR CORPORATION.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "CAN_CommWatch.h"
#include <native_service/frameworkunified_types.h>
#include <native_service/frameworkunified_framework_if.h>
#include <peripheral_service/Canif_API.h>
#include <utility>
#include <map>
#include <string>
#include "CAN_Thread.h"
#include "Thread_Common.h"
static CAN_CommWatchTable g_map_comm_watch_list_can;
void CANCommWatchInit(void) {
g_map_comm_watch_list_can.clear();
return;
}
static CAN_CommWatchTableIt CANCommWatchFind(CANID k, CAN_COMM_WATCH_VAL *val) {
std::pair<CAN_CommWatchTableIt, CAN_CommWatchTableIt> range;
CAN_CommWatchTableIt it;
bool found = false;
range = g_map_comm_watch_list_can.equal_range(k);
for (it = range.first; it != range.second; it++) {
if (!memcmp(&(it->second.notify_name),
val->notify_name, sizeof(val->notify_name))) {
found = true;
break;
}
}
if (!found)
it = g_map_comm_watch_list_can.end();
return it;
}
static bool CANCommWatchInsert(CANID k, CAN_COMM_WATCH_VAL *val) {
CAN_CommWatchTableIt it = CANCommWatchFind(k, val);
CAN_CommWatchTablePair p = std::make_pair((const CANID)k, *val);
bool inserted = false;
if (it == g_map_comm_watch_list_can.end()) {
g_map_comm_watch_list_can.insert(p);
inserted = true;
}
return inserted;
}
static void CANCommWatchUpdate(HANDLE h_app, CANID key,
CAN_COMM_WATCH_VAL *val) {
if (CANCommWatchInsert(key, val)) {
FRAMEWORKUNIFIEDLOG(ZONE_INFO, __func__, "Can CommWatch : "
"Entry (CANID=%x, DataID=%x, dst=%s, time=%d, cnt=%lu)",
key, val->data_id,
val->notify_name, val->set_time,
g_map_comm_watch_list_can.size());
} else {
CAN_CommWatchTableIt it = CANCommWatchFind(key, val);
FRAMEWORKUNIFIEDLOG(ZONE_INFO, __func__, "Can CommWatch : Update the time "
"(CANID=%x, DataID=%x, dst=%s, time:%d -> %d, cnt =%lu)",
key, val->data_id, val->notify_name,
it->second.set_time, val->set_time,
g_map_comm_watch_list_can.size());
it->second.comm_watch_flag = val->comm_watch_flag;
it->second.set_time = val->set_time;
it->second.timer_cnt = val->timer_cnt;
it->second.data_id = val->data_id;
}
return;
}
static void CANCommWatchStop(HANDLE h_app, CANID key,
CAN_COMM_WATCH_VAL *val) {
CAN_CommWatchTableIt it = CANCommWatchFind(key, val);
if (it != g_map_comm_watch_list_can.end()) {
g_map_comm_watch_list_can.erase(it);
FRAMEWORKUNIFIEDLOG(ZONE_INFO, __func__, "Can CommWatch : Stop the commwatch"
"(CANID=%x, dst=%s, cnt=%lu)",
key, val->notify_name, g_map_comm_watch_list_can.size());
}
return;
}
EFrameworkunifiedStatus CANCommWatch(HANDLE h_app) {
FRAMEWORKUNIFIEDLOG(ZONE_FUNC, __func__, "@@@ Start communication CanCommWatch");
EFrameworkunifiedStatus e_status = eFrameworkunifiedStatusFail;
CAN_COMM_WATCHEXT_MSG_DAT rcv_msg;
CANID key;
CAN_COMM_WATCH_VAL val;
CAN_CommWatchTableIt it;
memset(&rcv_msg, 0, sizeof(rcv_msg));
memset(&val, 0, sizeof(val));
e_status = FrameworkunifiedGetMsgDataOfSize(h_app, &rcv_msg, sizeof(rcv_msg), eSMRRelease);
if (e_status != eFrameworkunifiedStatusOK) {
FRAMEWORKUNIFIEDLOG(ZONE_ERR, __func__, "FrameworkunifiedGetMsgDataOfSize Error(%d)", e_status);
if (e_status == eFrameworkunifiedStatusInvldBufSize) {
FrameworkunifiedClearMsgData(h_app);
}
goto cleanup;
}
// Create search data
key = rcv_msg.ulCanid;
snprintf(val.notify_name, sizeof(val.notify_name), "%s", rcv_msg.notifyName);
val.data_id = rcv_msg.ulDid;
val.comm_watch_flag = CAN_COMM_NORMAL;
val.set_time = rcv_msg.usWatchTime;
val.timer_cnt = rcv_msg.usWatchTime;
FRAMEWORKUNIFIEDLOG(ZONE_INFO, __func__,
"CAN CommWatch : dst=%s, CANID=%x, dataID=%x, time=%d",
rcv_msg.notifyName,
rcv_msg.ulCanid,
rcv_msg.ulDid, rcv_msg.usWatchTime);
if (0 == rcv_msg.usWatchTime) {
CANCommWatchStop(h_app, key, &val);
} else {
CANCommWatchUpdate(h_app, key, &val);
}
e_status = eFrameworkunifiedStatusOK;
cleanup:
return e_status;
}
static EFrameworkunifiedStatus CANCommWatchSndMsg(HANDLE h_app,
CAN_COMM_WATCH_VAL *v, uint32_t cid) {
EFrameworkunifiedStatus e_status = eFrameworkunifiedStatusFail;
CAN_MSG_COMM_WATCHSTS msg;
HANDLE h_client = NULL;
memset(&msg, 0, sizeof(msg));
msg.hdr.hdr.cid = (uint16_t)cid;
msg.hdr.hdr.msgbodysize = sizeof(CAN_MSG_COMM_WATCHSTS_DAT);
msg.hdr.hdr.rid = 0;
msg.data.ulDid = v->data_id;
FRAMEWORKUNIFIEDLOG(ZONE_INFO, __func__, "cid=%x msgbodysize=%x ulDid=%x",
msg.hdr.hdr.cid, msg.hdr.hdr.msgbodysize, msg.data.ulDid);
h_client = CommonFindSender(h_app, v->notify_name);
if (!h_client){
FRAMEWORKUNIFIEDLOG(ZONE_ERR, __func__, "CommonFindSender failed");
goto cleanup;
}
e_status = FrameworkunifiedSendMsg(h_client, cid, sizeof(msg), &msg);
if (e_status != eFrameworkunifiedStatusOK) {
FRAMEWORKUNIFIEDLOG(ZONE_ERR, __func__,
"FrameworkunifiedSendMSg Error(e_status:%d to %s)",
e_status, v->notify_name);
goto cleanup;
}
e_status = eFrameworkunifiedStatusOK;
cleanup:
return e_status;
}
static void CANCommWatchTimeoutCore(HANDLE h_app, CAN_COMM_WATCH_VAL *v) {
EFrameworkunifiedStatus e_status = eFrameworkunifiedStatusFail;
if (CAN_COMM_NORMAL != v->comm_watch_flag)
return;
if (v->timer_cnt != 0)
v->timer_cnt--;
if (v->timer_cnt != 0)
return;
e_status = CANCommWatchSndMsg(h_app, v, CID_CAN_COMM_STOP);
if (eFrameworkunifiedStatusOK == e_status) {
v->comm_watch_flag = CAN_COMM_STOP;
} else {
FRAMEWORKUNIFIEDLOG(ZONE_ERR, __func__, "CANCommWatchSndMsg failed");
// retry at next timeout.
}
}
EFrameworkunifiedStatus CANCommWatchTimeout(HANDLE h_app) {
CAN_CommWatchTableIt it;
for (it = g_map_comm_watch_list_can.begin();
it != g_map_comm_watch_list_can.end(); it++) {
CANCommWatchTimeoutCore(h_app, &(it->second));
}
return eFrameworkunifiedStatusOK;
}
static void CANCommWatchClearCore(HANDLE h_app, CANID id,
CAN_COMM_WATCH_VAL *v) {
EFrameworkunifiedStatus e_status = eFrameworkunifiedStatusFail;
v->timer_cnt = v->set_time;
if (CAN_COMM_STOP != v->comm_watch_flag)
return;
e_status = CANCommWatchSndMsg(h_app, v, CID_CAN_COMM_RESTORE);
if (eFrameworkunifiedStatusOK == e_status) {
v->comm_watch_flag = CAN_COMM_NORMAL;
FRAMEWORKUNIFIEDLOG(ZONE_INFO, __func__, "Can CommWatch Clear : CANID=%x", id);
} else {
FRAMEWORKUNIFIEDLOG(ZONE_ERR, __func__, "CANCommWatchSndMsg failed");
// retry at next timeout.
}
}
void CANCommWatchClear(HANDLE h_app, CANID id) {
std::pair<CAN_CommWatchTableIt, CAN_CommWatchTableIt> range;
CAN_CommWatchTableIt it;
range = g_map_comm_watch_list_can.equal_range(id);
for (it = range.first; it != range.second; it++) {
CANCommWatchClearCore(h_app, id, &(it->second));
}
}
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