hunting/hal/src/WifiHal.cpp
2024-06-15 08:36:44 +08:00

90 lines
2.4 KiB
C++

/*
* Copyright (c) 2023 Fancy Code.
* 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 "WifiHal.h"
#include "ILog.h"
#include "LinuxApi.h"
#include <dirent.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <thread>
WifiHal::WifiHal() : mInitRunning(false)
{
}
StatusCode WifiHal::OpenApMode(void)
{
LogInfo("OpenApMode. \n");
constexpr int SLEEP_TIME_MS = 5;
constexpr int WAITING_TIME_MS = 1000 * 10;
unsigned int sleepingTime_ms = 0;
mInitRunning = true;
while (CheckWlan0IfExist() == false) {
std::this_thread::sleep_for(std::chrono::milliseconds(SLEEP_TIME_MS));
sleepingTime_ms += SLEEP_TIME_MS;
if (sleepingTime_ms > WAITING_TIME_MS) {
LogError("wlan0 not found. \n");
return CreateStatusCode(STATUS_CODE_NOT_OK);
}
if (false == mInitRunning) {
LogError("Open ap mode stop. \n");
return CreateStatusCode(STATUS_CODE_NOT_OK);
}
}
LogInfo("wlan0 ok. \n");
fx_system("ifconfig wlan0 192.168.169.1 netmask 255.255.255.0");
fx_system("hostapd -d /etc/hostapd.conf &");
fx_system("touch /var/lib/misc/udhcpd.leases");
fx_system("udhcpd -f /etc/udhcpd.conf &");
return CreateStatusCode(STATUS_CODE_OK);
}
StatusCode WifiHal::CloseApMode(void)
{
mInitRunning = false;
return CreateStatusCode(STATUS_CODE_OK);
}
void WifiHal::Init(void)
{
PowerOff();
}
void WifiHal::UnInit(void)
{
}
bool WifiHal::CheckWlan0IfExist(void)
{
DIR *dir;
struct dirent *entry;
int wlan0_found = 0;
dir = opendir("/sys/class/net");
if (dir == NULL) {
perror("opendir");
return false;
}
while ((entry = readdir(dir)) != NULL) {
if (strcmp(entry->d_name, "wlan0") == 0) {
wlan0_found = 1;
break;
}
}
closedir(dir);
if (wlan0_found) {
return true;
}
else {
return false;
}
}