private async void button1_Click(object sender, EventArgs e)
{
pass = txtPass.Text;
generator = new EsptouchGenerator(ssid, bssid, pass, EspNetUtil.getLocalInetAddress(), false);
mIsInterrupt = false;
this.Enabled = false;
Config();
bool isSucces = await WaitSuccess(mParameter.getEsptouchResultTotalLen());
if (isSucces)
{
MessageBox.Show("SmartConfig connect cuccess to : " + ssid + ", IP = " + mEsptouchResultList[0].InetAddress.ToString());
}
this.Enabled = true;
}
/**
* Constructor of DatumCode
* @param apSsid the Ap's ssid
* @param apBssid the Ap's bssid
* @param apPassword the Ap's password
* @param ipAddress the ip address of the phone or pad
* @param isSsidHidden whether the Ap's ssid is hidden
*/
public DatumCode(string apSsid, string apBssid, string apPassword,
IPAddress ipAddress, bool isSsidHiden)
{
// Data = total len(1 byte) + apPwd len(1 byte) + SSID CRC(1 byte) +
// BSSID CRC(1 byte) + TOTAL XOR(1 byte)+ ipAddress(4 byte) + apPwd + apSsid apPwdLen <=
// 105 at the moment
// total xor
char totalXor = (char)0;
char apPwdLen = (char)ByteUtil.getBytesBystring(apPassword).Length;
CRC8 crc = new CRC8();
crc.update(ByteUtil.getBytesBystring(apSsid));
char apSsidCrc = (char)crc.getValue();
crc.reset();
crc.update(EspNetUtil.parseBssid2bytes(apBssid));
char apBssidCrc = (char)crc.getValue();
char apSsidLen = (char)ByteUtil.getBytesBystring(apSsid).Length;
// hostname parse
string[] ipAddrStrs = ipAddress.ToString().Split(new char[] { '.' });
int ipLen = ipAddrStrs.Length;
char[] ipAddrChars = new char[ipLen];
// only support ipv4 at the moment
for (int i = 0; i < ipLen; ++i)
{
ipAddrChars[i] = (char)int.Parse(ipAddrStrs[i]);
}
char _totalLen = (char)(EXTRA_HEAD_LEN + ipLen + apPwdLen + apSsidLen);
char totalLen = isSsidHiden ? (char)(EXTRA_HEAD_LEN + ipLen + apPwdLen + apSsidLen)
: (char)(EXTRA_HEAD_LEN + ipLen + apPwdLen);
// build data codes
mDataCodes = new DataCode[totalLen];
mDataCodes[0] = new DataCode(_totalLen, 0);
totalXor ^= _totalLen;
mDataCodes[1] = new DataCode(apPwdLen, 1);
totalXor ^= apPwdLen;
mDataCodes[2] = new DataCode(apSsidCrc, 2);
totalXor ^= apSsidCrc;
mDataCodes[3] = new DataCode(apBssidCrc, 3);
totalXor ^= apBssidCrc;
mDataCodes[4] = null;
for (int i = 0; i < ipLen; ++i)
{
mDataCodes[i + EXTRA_HEAD_LEN] = new DataCode(ipAddrChars[i], i + EXTRA_HEAD_LEN);
totalXor ^= ipAddrChars[i];
}
byte[] apPwdBytes = ByteUtil.getBytesBystring(apPassword);
char[] apPwdChars = new char[apPwdBytes.Length];
for (int i = 0; i < apPwdBytes.Length; i++)
{
apPwdChars[i] = ByteUtil.convertByte2Uint8(apPwdBytes[i]);
}
for (int i = 0; i < apPwdChars.Length; i++)
{
mDataCodes[i + EXTRA_HEAD_LEN + ipLen] = new DataCode(
apPwdChars[i], i + EXTRA_HEAD_LEN + ipLen);
totalXor ^= apPwdChars[i];
}
byte[] apSsidBytes = ByteUtil.getBytesBystring(apSsid);
char[] apSsidChars = new char[apSsidBytes.Length];
// totalXor will xor apSsidChars no matter whether the ssid is hidden
for (int i = 0; i < apSsidBytes.Length; i++)
{
apSsidChars[i] = ByteUtil.convertByte2Uint8(apSsidBytes[i]);
totalXor ^= apSsidChars[i];
}
if (isSsidHiden)
{
for (int i = 0; i < apSsidChars.Length; i++)
{
mDataCodes[i + EXTRA_HEAD_LEN + ipLen + apPwdLen] = new DataCode(
apSsidChars[i], i + EXTRA_HEAD_LEN + ipLen + apPwdLen);
}
}
// set total xor last
mDataCodes[4] = new DataCode(totalXor, 4);
}
private async Task <bool> WaitSuccess(int expectDataLen)
{
long startTimestamp = DateTime.Now.Ticks / 10000;
byte[] apSsidAndPassword = ByteUtil.getBytesBystring(ssid + pass);
byte expectOneByte = (byte)(apSsidAndPassword.Length + 9);
Console.WriteLine("expectOneByte: " + (0 + expectOneByte));
int receiveOneByte = -1;
byte[] receiveBytes = null;
Task <bool> t = new Task <bool>(() =>
{
while (mEsptouchResultList.Count < mParameter.getExpectTaskResultCount() && !mIsInterrupt)
{
IPEndPoint sender = new IPEndPoint(IPAddress.Any, 0);
if (udp.Available > 0)
{
receiveBytes = udp.Receive(ref sender).Take(expectDataLen).ToArray();
if (receiveBytes != null)
{
receiveOneByte = receiveBytes[0];
}
else
{
receiveOneByte = -1;
}
if (receiveOneByte == expectOneByte)
{
Console.WriteLine("receive correct broadcast");
// change the socket's timeout
long consume = (DateTime.Now.Ticks / 10000) - startTimestamp;
int timeout = (int)(mParameter.getWaitUdpTotalMillisecond() - consume);
if (timeout < 0)
{
Console.WriteLine("esptouch timeout");
break;
}
else
{
Console.WriteLine("mSocketServer's new timeout is " + timeout + " milliseconds");
udp.Client.SendTimeout = timeout; //<<<<<<<<<<<
Console.WriteLine("receive correct broadcast");
if (receiveBytes != null)
{
string bssid = ByteUtil.parseBssid(
receiveBytes,
mParameter.getEsptouchResultOneLen(),
mParameter.getEsptouchResultMacLen());
IPAddress inetAddress = EspNetUtil
.parseInetAddr(
receiveBytes,
mParameter.getEsptouchResultOneLen()
+ mParameter.getEsptouchResultMacLen(),
mParameter.getEsptouchResultIpLen());
mEsptouchResultList.Add(new EsptouchResult()
{
Suc = true, Bssid = bssid, InetAddress = inetAddress
});
}
}
}
else
{
Console.WriteLine("receive rubbish message, just ignore");
}
}
}
mIsInterrupt = true;
Console.WriteLine("__listenAsyn() finish");
return(mEsptouchResultList.Count >= mParameter.getExpectTaskResultCount());
});
t.Start();
return(await t);
}