C # Server Source Code

Using system; <br/> using system. collections. generic; <br/> using system. text; <br/> using system. diagnostics; <br/> using system. runtime. interopservices; </P> <p> namespace consoleapplication22 <br/>{< br/> class Program <br/>{< br/> [dllimport ("ws2_32.dll")] <br/> Public static extern uint inet_addr (string ADDR); </P> <p> [dllimport ("iphlpapi. DLL ")] <br/> Public static extern int sendarp (uint DEST, int32 Host, ref int64 Mac, ref int32 length); </P> <p> static void main (string [] ARGs) <br/>{< br/> string [] signal = new string [5] {<br/> "59", <br/> "50 ", <br/> "23", <br/> "591", <br/> "720 "}; </P> <p> string [] Lock = new string [3] {<br/> "0/R/N ", <br/> "1/R/N", <br/> "2/R/N "}; </P> <p> string [] status = new string [4] {<br/> "stopped/R/N ", <br/> "init/R/N", <br/> "Ready/R/N", <br/> "eee/R/N "}; </P> <p> Random Ra = new random (); <br/> int tmp1 = Ra. next (); <br/> int tmp2 = Ra. next (); <br/> int tmp3 = Ra. next (); </P> <p> // The literal delimiter used to specify the delimiter used <br/> system. text. encoding ENC = system. text. encoding. utf8; </P> <p> string host = "192.168.6.125"; <br/> int Port = 14; </P> <p> system. net. IPaddress ipadd = <br/> system. net. DNS. resolve (host ). addresslist [0]; </P> <p> system. net. sockets. tcplistener listener = <br/> New syst Em. net. sockets. tcplistener (ipadd, Port); </P> <p> listener. start (); </P> <p> console. writeline ("port {0} has listen before starting creating a temporary snapshot. ", Port); </P> <p> // The accept limit must be reached when the accept limit is received. <br/> system. net. sockets. tcpclient TCP = listener. accepttcpclient (); </P> <p> console. writeline. "); </P> <p> // networkstream fetch <br/> system. net. sockets. networkstream NS = TCP. getstream (); </P> <p> string strmsg = signal [tmp1% 5] + lock [tmp2% 3] + status [tmp3% 4]; <br/> console. writeline (strmsg); </P> <p> // zookeeper sends zookeeper received messages directly. zookeeper received messages. <br/> system. io. memorystream MS = new system. io. memorystream (); <br/> byte [] resbytes = new byte [256]; <br/> int ressize; <br/> // zookeeper contains a trusted zookeeper <br/> ressize = NS. read (resb Ytes, 0, resbytes. length); <br/> // The number of characters in the trusted folder cannot exceed the number of characters in the folder. <br/> MS. write (resbytes, 0, ressize); <br/> string resmsg = ENC. getstring (Ms. toarray (); <br/> console. writeline (resmsg); <br/> // text column sort byte matching column sort bytes <br/> byte [] sendbytes = ENC. getbytes (strmsg); <br/> system. threading. thread. sleep (100); <br/> // too many minutes before sending messages <br/> ns. write (sendbytes, 0, sendbytes. length); </P> <p> // console. writeline ("Sleep begin"); <br/> // SY Stem. threading. thread. sleep (1000); <br/> // console. writeline ("Sleep end"); </P> <p> while (true) <br/>{< br/> try <br/> {<br/> NS = TCP. getstream (); <br/> resbytes = new byte [256]; <br/> ressize = NS. read (resbytes, 0, resbytes. length); <br/> MS = new system. io. memorystream (); <br/> MS. write (resbytes, 0, ressize); <br/> resmsg = ENC. getstring (Ms. toarray (); <br/> If (resmsg. indexof ("version")>-1) <Br/> {<br/> sendbytes = ENC. getbytes ("device-100 version 1.20 (junyun2.2010)"); <br/> ns. write (sendbytes, 0, sendbytes. length); <br/>}< br/> else if (resmsg. indexof ("restart")>-1) <br/>{< br/> sendbytes = ENC. getbytes (strmsg); <br/> ns. write (sendbytes, 0, sendbytes. length); <br/> console. writeline (strmsg); <br/>}</P> <p> // console. writeline (resmsg); <br/>}< br/> catch <br/>{< br/> break; <BR/>}< br/>}</P> <p> // DO <br/> // {<br/> /// too many rows have been created zookeeper sends zookeeper received zookeeper trusted zookeeper <br/> // system. io. memorystream MS = new system. io. memorystream (); <br/> // byte [] resbytes = new byte [256]; <br/> // int ressize; <br/> //// zookeeper contains a trusted zookeeper. <br/> // ressize = NS. read (resbytes, 0, resbytes. length ); <br/> /// read when 0 is returned when zookeeper has been interrupted when zookeeper has been disconnected <br/> // If (ressize = 0) <br/> // {<br/> // console. writeline ("too many failed attempts to cut off too many failed attempts. "); <Br/> // console. readline (); <br/> // return; <br/> //}< br/> /// the number of characters in the queue is small and small. <br/> // Ms. write (resbytes, 0, ressize); <br/> // string resmsg = ENC. getstring (Ms. toarray (); <br/> // console. writeline (resmsg); <br/> /// text column sort byte matching column sort bytes <br/> // byte [] sendbytes = ENC. getbytes (resmsg); <br/> // system. threading. thread. sleep (100); <br/> /// too many messages before sending messages <br/> // ns. write (sendbytes, 0, sendbytes. le Ngth); <br/> // Ms. close (); <br/> //} while (true ); <br/> // The trusted letter, letter, character, character, and character columns. <br/> // The letter, character, and message sending condition. <br/> // string sendmsg = resmsg. length. tostring () + "text"; <br/> /// character byte-type wildcard character <br/> // byte [] sendbytes = ENC. getbytes (sendmsg); <br/> /// receive messages when sending messages <br/> // ns. write (sendbytes, 0, sendbytes. length); <br/> // console. writeline (sendmsg); </P> <p> // TCP. close (); <br/> console. writeline ("Disconnect Upload Failed failed. "); </P> <p> // listener <br/> listener. stop (); <br/> console. writeline ("listener has already been called before. "); </P> <p> console. readline (); </P> <p >}< br/> static private bool checknetworkip (string remoteip) <br/>{< br/> uint ldest = inet_addr (remoteip); <br/> try <br/>{< br/> int64 macinfo = new int64 (); <br/> int32 Len = 6; <br/> int res = sendarp (ldest, 0, ref macinfo, ref Len); <br/> If (RES = 0) <br/>{< br/> return false; <br/>}< br/> else <br/>{< br/> return true; <br/>}< br/> catch (E Xception) <br/>{< br/> return false; <br/>}</P> <p >}< br/> static bool executebat (string strbatpath) <br/>{< br/> process pro = new process (); <br/> try <br/>{< br/> pro. startinfo. filename = strbatpath; // strbatpath implements full path <br/> pro. startinfo. createnowindow = false; <br/> pro. startinfo. useshellexecute = false; </P> <p> If (strbatpath. lastindexof ("//")! =-1) <br/>{< br/> pro. startinfo. workingdirectory = strbatpath. substring (0, strbatpath. lastindexof ("//"); <br/>}< br/> // when there are too many rows when there are rows when there is no such <br/> If (Pro. start () <br/>{< br/> If (! Pro. waitforexit (60*1000*5) <br/>{< br/> pro. kill (); <br/> return false; <br/>}< br/> else <br/>{< br/> pro. kill (); <br/> return false; <br/>}</P> <p >}< br/> catch (exception ex) <br/>{< br/> pro. kill (); <br/> // specify variable output <br/> return false; <br/>}< br/> pro. close (); <br/> return true; <br/>}< br/> static Public String rotencode (ref string inputtext) <br/>{< br/> int I; <br/> char Currentcharacter; <br/> int currentcharactercode; <br/> string encodedtext = ""; <br/> string outputtext = ""; <br/> // iterate through the length of the input parameter <br/> for (I = 0; I <inputtext. length; I ++) <br/>{< br/> int icurrentcharactercode =-1; </P> <p> // convert the current character to a char <br/> currentcharacter = system. convert. tochar (inputtext. substring (I, 1); </P> <p> currentc Haractercode = (INT) currentcharacter; </P> <p> If (currentcharactercode> = 97 & amp; currentcharactercode & amp; = 109) <br/>{< br/> icurrentcharactercode = currentcharactercode + 13-32; <br/>}< br/> else if (currentcharactercode >=110 & currentcharactercode <= 122) <br/>{< br/> icurrentcharactercode = currentcharactercode-13-32; <br/>}< br/> else if (currentcharactercode >=65 & currentcharacter Code <= 77) <br/>{< br/> icurrentcharactercode = currentcharactercode + 13 + 32; <br/>}< br/> else if (currentcharactercode >=78 & currentcharactercode <= 90) <br/>{< br/> icurrentcharactercode = currentcharactercode-13 + 32; <br/>}< br/> else if (currentcharactercode >=48 & currentcharactercode <= 52) <br/>{< br/> icurrentcharactercode = currentcharactercode + 5; <br/>}< br/> else if (Currentcharactercode >=53 & currentcharactercode <= 57) <br/>{< br/> icurrentcharactercode = currentcharactercode-5; <br/>}< br/> If (icurrentcharactercode! =-1) <br/>{< br/> encodedtext = (char) icurrentcharactercode + encodedtext; <br/> outputtext = outputtext + (char) currentcharactercode; <br/>}< br/> inputtext = outputtext; <br/> return encodedtext; <br/>}< br/>