X-Git-Url: http://www.lcore.org/git/lcore.git/blobdiff_plain/b26fd4db949d4b212a33127c2b1356b9aa543772..0ac6b47e810e6efaebcdbf3075b633e9b4109341:/lsocket.pas

diff --git a/lsocket.pas b/lsocket.pas
index 1dff390..ddee93e 100755
--- a/lsocket.pas
+++ b/lsocket.pas
@@ -107,9 +107,6 @@ type
       procedure secondaccepthandler(sender:tobject;error:word);
       procedure internalclose(error:word);override;
       {$endif}
-      procedure connectionfailedhandler(error:word);
-      procedure connecttimeouthandler(sender:tobject);
-      procedure connectsuccesshandler;
       function getaddrsize:integer;
       procedure connect; virtual;
       procedure realconnect;
@@ -131,6 +128,14 @@ type
       function getXport:string; virtual;
       function getpeerport:string; virtual;
       constructor Create(AOwner: TComponent); override;
+
+      //this one has to be kept public for now because lcorewsaasyncselect calls it
+      procedure connectionfailedhandler(error:word);
+    private
+      procedure taskcallconnectionfailedhandler(wparam,lparam : longint);
+
+      procedure connecttimeouthandler(sender:tobject);
+      procedure connectsuccesshandler;
       {$ifdef win32}
         procedure myfdclose(fd : integer); override;
         function myfdwrite(fd: LongInt;const buf;size: LongInt):LongInt; override;
@@ -160,7 +165,7 @@ procedure tlsocket.realconnect;
 var
   a,b:integer;
 begin
-//  writeln('trying to connect to ',ipbintostr(biniplist_get(biniplist,currentip)),'#',port);
+  //writeln('trying to connect to ',ipbintostr(biniplist_get(biniplist,currentip)),'#',port);
   makeinaddrv(biniplist_get(biniplist,currentip),port,inaddr);
   inc(currentip);
   if (currentip >= biniplist_getcount(biniplist)) then trymoreips := false;
@@ -171,21 +176,29 @@ begin
     a := SOCK_DGRAM;
     udp := true;
     dgram := true;
-  end else if (uppercase(proto) = 'TCP') then begin
+  end else if (uppercase(proto) = 'TCP') or (uppercase(proto) = '') then begin
     b := IPPROTO_TCP;
     a := SOCK_STREAM;
     dgram := false;
-  end else begin
+  end else if (uppercase(proto) = 'ICMP') or (strtointdef(proto,256) < 256) then begin
     b := strtointdef(proto,IPPROTO_ICMP);
     a := SOCK_RAW;
     dgram := true;
+  end else begin
+    raise ESocketException.create('unrecognised protocol');
   end;
 
   a := Socket(inaddr.inaddr.family,a,b);
   //writeln(ord(inaddr.inaddr.family));
   if a = -1 then begin
-    lasterror := {$ifdef win32}getlasterror{$else}socketerror{$endif};
-    raise esocketexception.create('unable to create socket');
+    //unable to create socket, fire an error event (better to use an error event
+    //to avoid poor interaction with multilistener stuff.
+    //a socket value of -2 is a special value to say there is no socket but
+    //we want internalclose to act as if there was
+    fdhandlein := -2;
+    fdhandleout := -2;
+    tltask.create(taskcallconnectionfailedhandler,self,{$ifdef win32}wsagetlasterror{$else}socketerror{$endif},0);
+    exit;
   end;
   try
     dup(a);
@@ -247,7 +260,6 @@ begin
   currentip := 0;
   if not assigned(connecttimeout) then begin
     connecttimeout := tltimer.create(self);
-    connecttimeout.Tag := integer(self);
     connecttimeout.ontimer := connecttimeouthandler;
     connecttimeout.interval := 2500;
     connecttimeout.enabled := false;
@@ -359,7 +371,7 @@ begin
   end;
   {$endif}
 
-  if fdhandlein = -1 then raise ESocketException.create('unable to create socket');
+  if fdhandlein = -1 then raise ESocketException.create('unable to create socket'{$ifdef win32}+' error='+inttostr(wsagetlasterror){$endif});
   dupnowatch(fdhandlein); // sets up maxs and copies handle to fdhandleout among other things
   //eventcore.setfdreverse(fdhandlein,self); //already taken care of by dup
   state := wsclosed; // then set this back as it was an undesired side effect of dup
@@ -379,7 +391,7 @@ begin
     if not udp then begin
       {!!! allow custom queue length? default 5}
       if listenqueue = 0 then listenqueue := 5;
-      If {$ifdef win32}winsock{$else}sockets{$endif}.Listen(fdhandlein,listenqueue)<>{$ifdef win32}0{$else}true{$endif} Then raise 
+      If {$ifdef win32}winsock{$else}sockets{$endif}.Listen(fdhandlein,listenqueue)<>{$ifdef win32}0{$else}true{$endif} Then raise
 esocketexception.create('unable to listen');
       state := wsListening;
     end else begin
@@ -525,6 +537,11 @@ begin
   srclen := tempsrclen;
 end;
 
+procedure tlsocket.taskcallconnectionfailedhandler(wparam,lparam : longint);
+begin
+  connectionfailedhandler(wparam);
+end;
+
 procedure tlsocket.connectionfailedhandler(error:word);
 begin
    if trymoreips then begin