reversing unnecessary changes to windowproc, and add translatemessage

[lcore.git] / lsocket.pas

diff --git a/lsocket.pas b/lsocket.pas
index af3faf8553e5bf63a22e40a6df41f6e1f0cda2f9..bcff6436d3fc92511cd33d6934f9c07e6f884345 100755 (executable)
--- a/lsocket.pas
+++ b/lsocket.pas
@@ -94,13 +94,16 @@ type
       //host               : THostentry      ;\r
 \r
       //mainthread         : boolean         ; //for debuggin only\r
       //host               : THostentry      ;\r
 \r
       //mainthread         : boolean         ; //for debuggin only\r

-      addr:string;\r
-      port:string;\r
-      localaddr:string;\r
-      localport:string;\r
-      proto:string;\r
+      addr:thostname;\r
+      port:ansistring;\r
+      localaddr:thostname;\r
+      localport:ansistring;\r
+      proto:ansistring;\r

       udp,dgram:boolean;\r
       listenqueue:integer;\r
       udp,dgram:boolean;\r
       listenqueue:integer;\r

+\r
+      onconnecttryip:procedure(sender:tobject; const ip:tbinip) of object;\r
+\r

       {$ifdef secondlistener}\r
       secondlistener:tlsocket;\r
       lastsessionfromsecond:boolean;\r
       {$ifdef secondlistener}\r
       secondlistener:tlsocket;\r
       lastsessionfromsecond:boolean;\r


@@ -118,20 +121,23 @@ type
 \r
       procedure handlefdtrigger(readtrigger,writetrigger:boolean); override;\r
       function send(data:pointer;len:integer):integer;override;\r
 \r
       procedure handlefdtrigger(readtrigger,writetrigger:boolean); override;\r
       function send(data:pointer;len:integer):integer;override;\r

-      procedure sendstr(const str : string);override;\r
+      procedure sendstr(const str : tbufferstring);override;\r

       function Receive(Buf:Pointer;BufSize:integer):integer; override;\r
       function getpeername(var addr:tsockaddrin;addrlen:integer):integer; virtual;\r
       procedure getXaddrbin(var binip:tbinip); virtual;\r
       procedure getpeeraddrbin(var binip:tbinip); virtual;\r
       function Receive(Buf:Pointer;BufSize:integer):integer; override;\r
       function getpeername(var addr:tsockaddrin;addrlen:integer):integer; virtual;\r
       procedure getXaddrbin(var binip:tbinip); virtual;\r
       procedure getpeeraddrbin(var binip:tbinip); virtual;\r

-      function getXaddr:string; virtual;\r
-      function getpeeraddr:string; virtual;\r
-      function getXport:string; virtual;\r
-      function getpeerport:string; virtual;\r
+      function getXaddr:thostname; virtual;\r
+      function getpeeraddr:thostname; virtual;\r
+      function getXport:ansistring; virtual;\r
+      function getpeerport:ansistring; virtual;\r

       constructor Create(AOwner: TComponent); override;\r
 \r
       //this one has to be kept public for now because lcorewsaasyncselect calls it\r
       procedure connectionfailedhandler(error:word);\r
     private\r
       constructor Create(AOwner: TComponent); override;\r
 \r
       //this one has to be kept public for now because lcorewsaasyncselect calls it\r
       procedure connectionfailedhandler(error:word);\r
     private\r

+      {$ifdef ipv6}\r
+        isv6socket : boolean; //identifies if the socket is v6, set by bindsocket\r
+      {$endif}\r

       procedure taskcallconnectionfailedhandler(wparam,lparam : longint);\r
 \r
       procedure connecttimeouthandler(sender:tobject);\r
       procedure taskcallconnectionfailedhandler(wparam,lparam : longint);\r
 \r
       procedure connecttimeouthandler(sender:tobject);\r


@@ -177,10 +183,6 @@ end;
   begin\r
     result := getpeername(sock,addr,addrlen);\r
   end;\r
   begin\r
     result := getpeername(sock,addr,addrlen);\r
   end;\r

-  function system_getsocketname(Sock: LongInt;var Addr;var Addrlen: LongInt):LongInt;\r
-  begin\r
-    result := getsocketname(sock,addr,addrlen);\r
-  end;\r

   function system_listen(Sock: LongInt; MaxConnect: LongInt):Boolean;\r
   begin\r
     result := listen(sock,maxconnect);\r
   function system_listen(Sock: LongInt; MaxConnect: LongInt):Boolean;\r
   begin\r
     result := listen(sock,maxconnect);\r


@@ -194,9 +196,12 @@ end;
 procedure tlsocket.realconnect;\r
 var\r
   a,b:integer;\r
 procedure tlsocket.realconnect;\r
 var\r
   a,b:integer;\r

+  iptemp:tbinip;\r

 begin\r
 begin\r

+  iptemp := biniplist_get(biniplist,currentip);\r

   //writeln('trying to connect to ',ipbintostr(biniplist_get(biniplist,currentip)),'#',port);\r
   //writeln('trying to connect to ',ipbintostr(biniplist_get(biniplist,currentip)),'#',port);\r

-  makeinaddrv(biniplist_get(biniplist,currentip),port,inaddr);\r
+  if assigned(onconnecttryip) then onconnecttryip(self,iptemp);\r
+  makeinaddrv(iptemp,port,inaddr);\r

   inc(currentip);\r
   if (currentip >= biniplist_getcount(biniplist)) then trymoreips := false;\r
 \r
   inc(currentip);\r
   if (currentip >= biniplist_getcount(biniplist)) then trymoreips := false;\r
 \r


@@ -294,13 +299,13 @@ begin
   if not assigned(connecttimeout) then begin\r
     connecttimeout := tltimer.create(self);\r
     connecttimeout.ontimer := connecttimeouthandler;\r
   if not assigned(connecttimeout) then begin\r
     connecttimeout := tltimer.create(self);\r
     connecttimeout.ontimer := connecttimeouthandler;\r

-    connecttimeout.interval := 2500;\r
+    connecttimeout.interval := 5000;\r

     connecttimeout.enabled := false;\r
   end;\r
   realconnect;\r
 end;\r
 \r
     connecttimeout.enabled := false;\r
   end;\r
   realconnect;\r
 end;\r
 \r

-procedure tlsocket.sendstr(const str : string);\r
+procedure tlsocket.sendstr(const str : tbufferstring);\r

 begin\r
   if dgram then begin\r
     send(@str[1],length(str))\r
 begin\r
   if dgram then begin\r
     send(@str[1],length(str))\r


@@ -355,7 +360,9 @@ begin
       end;\r
       //gethostbyname(localaddr,host);\r
       inaddrtempsize := makeinaddrv(forwardlookup(localaddr,0),localport,inaddrtemp);\r
       end;\r
       //gethostbyname(localaddr,host);\r
       inaddrtempsize := makeinaddrv(forwardlookup(localaddr,0),localport,inaddrtemp);\r

-\r
+      {$ifdef ipv6}\r
+        isv6socket := (inaddrtemp.inaddr.family = AF_INET6);\r
+      {$endif}\r

       If Bind(fdhandlein,inaddrtempx,inaddrtempsize)<> {$ifdef win32}0{$else}true{$endif} Then begin\r
         state := wsclosed;\r
         lasterror := {$ifdef win32}getlasterror{$else}socketerror{$endif};\r
       If Bind(fdhandlein,inaddrtempx,inaddrtempsize)<> {$ifdef win32}0{$else}true{$endif} Then begin\r
         state := wsclosed;\r
         lasterror := {$ifdef win32}getlasterror{$else}socketerror{$endif};\r


@@ -373,10 +380,10 @@ end;
 \r
 procedure tlsocket.listen;\r
 var\r
 \r
 procedure tlsocket.listen;\r
 var\r

-  yes:longint;\r
+  yes,no:longint;\r

   socktype:integer;\r
   biniptemp:tbinip;\r
   socktype:integer;\r
   biniptemp:tbinip;\r

-  origaddr:string;\r
+  origaddr:thostname;\r

 begin\r
   if state <> wsclosed then close;\r
   udp := uppercase(proto) = 'UDP';\r
 begin\r
   if state <> wsclosed then close;\r
   udp := uppercase(proto) = 'UDP';\r


@@ -388,7 +395,9 @@ begin
 \r
   if addr = '' then begin\r
     {$ifdef ipv6}\r
 \r
   if addr = '' then begin\r
     {$ifdef ipv6}\r

+    //writeln('ipv6 is defined');\r

     if not v4listendefault then begin\r
     if not v4listendefault then begin\r

+      //writeln('setting addr to ::');\r

       addr := '::';\r
     end else\r
     {$endif}\r
       addr := '::';\r
     end else\r
     {$endif}\r


@@ -396,11 +405,19 @@ begin
   end;\r
   if isbiniplist(addr) then biniptemp := biniplist_get(addr,0) else biniptemp := forwardlookup(addr,10);\r
   addr := ipbintostr(biniptemp);\r
   end;\r
   if isbiniplist(addr) then biniptemp := biniplist_get(addr,0) else biniptemp := forwardlookup(addr,10);\r
   addr := ipbintostr(biniptemp);\r

+  //writeln('after ipbintostr call addr =',addr);\r
+  //writeln('biniptemp.family =',biniptemp.family);\r
+  //writeln('AF_INET6=',AF_INET6);\r
+  //writeln('PF_INET6=',PF_INET6);\r
+  //writeln('AF_INET=',AF_INET);\r
+  //writeln('PF_INET=',PF_INET);\r
+  \r

   fdhandlein := socket(biniptemp.family,socktype,0);\r
   {$ifdef ipv6}\r
   if (addr = '::') and (origaddr = '') and (fdhandlein < 0) then begin\r
   fdhandlein := socket(biniptemp.family,socktype,0);\r
   {$ifdef ipv6}\r
   if (addr = '::') and (origaddr = '') and (fdhandlein < 0) then begin\r

+    {writeln('failed to create an IPV6 socket with error ',socketerror,'. trying to create an IPV4 one instead');}\r

     addr := '0.0.0.0';\r
     addr := '0.0.0.0';\r

-    fdhandlein := socket(AF_INET,socktype,0);\r
+    fdhandlein := socket(PF_INET,socktype,0);\r

   end;\r
   {$endif}\r
 \r
   end;\r
   {$endif}\r
 \r


@@ -412,9 +429,21 @@ begin
   try\r
     yes := $01010101;  {Copied this from existing code. Value is empiric,\r
                     but works. (yes=true<>0) }\r
   try\r
     yes := $01010101;  {Copied this from existing code. Value is empiric,\r
                     but works. (yes=true<>0) }\r

+    no := 0;\r

     {$ifndef win32}\r
       if SetSocketOptions(fdhandlein, SOL_SOCKET, SO_REUSEADDR,yes,sizeof(yes))=-1 then begin\r
     {$ifndef win32}\r
       if SetSocketOptions(fdhandlein, SOL_SOCKET, SO_REUSEADDR,yes,sizeof(yes))=-1 then begin\r

-        raise ESocketException.create('unable to set socket options');\r
+        raise ESocketException.create('unable to set SO_REUSEADDR socket option');\r
+      end;\r
+      //writeln('addr=',addr);\r
+      //writeln('setting IPV6_V6ONLY option to 0');\r
+      //allow v4 connections on v6 sockets\r
+      if biniptemp.family = af_inet6 then begin\r
+        if SetSocketOptions(fdhandlein, IPPROTO_IPV6,IPV6_V6ONLY,no,sizeof(no))=-1 then begin\r
+          writeln(IPPROTO_IPV6);\r
+          writeln(IPV6_V6ONLY);\r
+          raise ESocketException.create('unable to set IPV6_V6ONLY socket option error='+inttostr(socketerror));\r
+          \r
+        end;\r

       end;\r
     {$endif}\r
     localaddr := addr;\r
       end;\r
     {$endif}\r
     localaddr := addr;\r


@@ -531,15 +560,33 @@ end;
 \r
 function tlsocket.sendto(dest:TInetSockAddrV;destlen:integer;data:pointer;len:integer):integer;\r
 var\r
 \r
 function tlsocket.sendto(dest:TInetSockAddrV;destlen:integer;data:pointer;len:integer):integer;\r
 var\r

-  destx : {$ifdef win32}winsock.TSockAddr{$else}TInetSockAddrV{$endif} absolute dest;\r
+  {$ifdef ipv6}\r
+    realdest : tinetsockaddrv;\r
+    biniptemp : tbinip;\r
+  {$endif}\r
+  destx : {$ifdef win32}winsock.pSockAddr{$else}pInetSockAddrV{$endif};\r
+\r

 begin\r
   {$ifdef secondlistener}\r
 begin\r
   {$ifdef secondlistener}\r

-  if assigned(secondlistener) then if (dest.inaddr.family = AF_INET) then begin\r
-    result := secondlistener.sendto(dest,destlen,data,len);\r
-    exit;\r
-  end;\r
+    if assigned(secondlistener) then if (dest.inaddr.family = AF_INET) then begin\r
+      result := secondlistener.sendto(dest,destlen,data,len);\r
+      exit;\r
+    end;\r
+  {$endif}\r
+  {$ifdef ipv6}\r
+    if isv6socket then begin\r
+      biniptemp := inaddrvtobinip(dest);\r
+      converttov6(biniptemp);\r
+      destlen := makeinaddrv(biniptemp,inttostr(ntohs(dest.InAddr.port)),realdest);\r
+      destx := {$ifdef win32}winsock.pSockAddr{$else}pInetSockAddrV{$endif}(@realdest)\r
+    end else begin\r
+      destx := {$ifdef win32}winsock.pSockAddr{$else}pInetSockAddrV{$endif}(@dest)\r
+    end;\r
+  {$else}\r
+    destx := {$ifdef win32}winsock.pSockAddr{$else}pInetSockAddrV{$endif}(@dest)\r

   {$endif}\r
   {$endif}\r

-  result := {$ifdef win32}winsock.sendto{$else}system_sendto{$endif}(self.fdhandleout,data^,len,0,destx,destlen);\r
+\r
+  result := {$ifdef win32}winsock.sendto{$else}system_sendto{$endif}(self.fdhandleout,data^,len,0,destx^,destlen);\r

 end;\r
 \r
 \r
 end;\r
 \r
 \r


@@ -690,7 +737,7 @@ begin
   {$ifdef win32}\r
     winsock.getsockname(self.fdhandlein,psockaddr(@addr)^,i);\r
   {$else}\r
   {$ifdef win32}\r
     winsock.getsockname(self.fdhandlein,psockaddr(@addr)^,i);\r
   {$else}\r

-    system_getsocketname(self.fdhandlein,addr,i);\r
+    getsocketname(self.fdhandlein,addr,i);\r

   {$endif}\r
   binip := inaddrvtobinip(addr);\r
   converttov4(binip);\r
   {$endif}\r
   binip := inaddrvtobinip(addr);\r
   converttov4(binip);\r


@@ -713,7 +760,7 @@ begin
   converttov4(binip);\r
 end;\r
 \r
   converttov4(binip);\r
 end;\r
 \r

-function tlsocket.getXaddr:string;\r
+function tlsocket.getXaddr:thostname;\r

 var\r
   biniptemp:tbinip;\r
 begin\r
 var\r
   biniptemp:tbinip;\r
 begin\r


@@ -722,7 +769,7 @@ begin
   if result = '' then result := 'error';\r
 end;\r
 \r
   if result = '' then result := 'error';\r
 end;\r
 \r

-function tlsocket.getpeeraddr:string;\r
+function tlsocket.getpeeraddr:thostname;\r

 var\r
   biniptemp:tbinip;\r
 begin\r
 var\r
   biniptemp:tbinip;\r
 begin\r


@@ -731,7 +778,7 @@ begin
   if result = '' then result := 'error';\r
 end;\r
 \r
   if result = '' then result := 'error';\r
 end;\r
 \r

-function tlsocket.getXport:string;\r
+function tlsocket.getXport:ansistring;\r

 var\r
   addr:tinetsockaddrv;\r
   i:integer;\r
 var\r
   addr:tinetsockaddrv;\r
   i:integer;\r


@@ -741,13 +788,13 @@ begin
     winsock.getsockname(self.fdhandlein,psockaddrin(@addr)^,i);\r
 \r
   {$else}\r
     winsock.getsockname(self.fdhandlein,psockaddrin(@addr)^,i);\r
 \r
   {$else}\r

-    system_getsocketname(self.fdhandlein,addr,i);\r
+    getsocketname(self.fdhandlein,addr,i);\r

 \r
   {$endif}\r
   result := inttostr(htons(addr.InAddr.port));\r
 end;\r
 \r
 \r
   {$endif}\r
   result := inttostr(htons(addr.InAddr.port));\r
 end;\r
 \r

-function tlsocket.getpeerport:string;\r
+function tlsocket.getpeerport:ansistring;\r

 var\r
   addr:tinetsockaddrv;\r
   i:integer;\r
 var\r
   addr:tinetsockaddrv;\r
   i:integer;\r