X-Git-Url: http://www.lcore.org/git/lcore.git/blobdiff_plain/055fa6bf18e0733d1bf2f97075d6bb33c76e72b5..64005e4a670ae074eea1980c5eca131748884ec0:/dnsasync.pas?ds=sidebyside

diff --git a/dnsasync.pas b/dnsasync.pas
index fab858d..68b5c1f 100644
--- a/dnsasync.pas
+++ b/dnsasync.pas
@@ -11,7 +11,7 @@ unit dnsasync;
 interface
 
 uses
-  {$ifdef win32}
+  {$ifdef winasyncdns}
     dnswin,
   {$endif}
   lsocket,lcore,
@@ -39,7 +39,7 @@ type
 
     dnsserverids : array[0..numsock-1] of integer;
     startts:double;
-    {$ifdef win32}
+    {$ifdef winasyncdns}
       dwas : tdnswinasync;
     {$endif}
 
@@ -49,7 +49,7 @@ type
     procedure asyncprocess(socketno:integer);
     procedure receivehandler(sender:tobject;error:word);
     function sendquery(socketno:integer;const packet:tdnspacket;len:integer):boolean;
-    {$ifdef win32}
+    {$ifdef winasyncdns}
       procedure winrequestdone(sender:tobject;error:word);
     {$endif}
 
@@ -57,21 +57,21 @@ type
     onrequestdone:tsocketevent;
 
     //addr and port allow the application to specify a dns server specifically
-    //for this dnsasync object. This is not a reccomended mode of operation
+    //for this dnsasync object. This is not a recommended mode of operation
     //because it limits the app to one dns server but is kept for compatibility
     //and special uses.
-    addr,port:string;
+    addr,port:ansistring;
 
     overrideaf : integer;
 
     procedure cancel;//cancel an outstanding dns request
-    function dnsresult:string; //get result of dnslookup as a string
+    function dnsresult:ansistring; //get result of dnslookup as a string
     procedure dnsresultbin(var binip:tbinip); //get result of dnslookup as a tbinip
     property dnsresultlist : tbiniplist read fresultlist;
-    procedure forwardlookup(const name:string); //start forward lookup,
-                                                //preffering ipv4
+    procedure forwardlookup(const name:ansistring); //start forward lookup,
+                                                //preferring ipv4
     procedure reverselookup(const binip:tbinip); //start reverse lookup
-    procedure customlookup(const name:string;querytype:integer); //start custom type lookup
+    procedure customlookup(const name:ansistring;querytype:integer); //start custom type lookup
 
     constructor create(aowner:tcomponent); override;
     destructor destroy; override;
@@ -109,6 +109,14 @@ begin
       setstate_request_init('',states[socketno]);
     end;
   end;
+
+  {$ifdef winasyncdns}
+  if assigned(dwas) then begin
+    dwas.release;
+    dwas := nil;
+  end;
+  {$endif}
+
   inherited destroy;
 end;
 
@@ -118,7 +126,7 @@ var
   Src    : TInetSockAddrV;
   SrcLen : Integer;
   fromip:tbinip;
-  fromport:string;
+  fromport:ansistring;
 begin
   socketno := tlsocket(sender).tag;
   //writeln('got a reply on socket number ',socketno);
@@ -153,7 +161,7 @@ end;
 
 function tdnsasync.sendquery(socketno:integer;const packet:tdnspacket;len:integer):boolean;
 var
-  destination : string;
+  destination : tbinip;
   inaddr : tinetsockaddrv;
   trytolisten:integer;
 begin
@@ -185,13 +193,13 @@ begin
   end;
   if addr <> '' then begin
     dnsserverids[socketno] := -1;
-    destination := addr
+    destination := ipstrtobinf(addr);
   end else begin
-    destination := getcurrentsystemnameserver(dnsserverids[socketno]);
+    destination := getcurrentsystemnameserverbin(dnsserverids[socketno]);
   end;
-  destinations[socketno] := ipstrtobinf(destination);
+  destinations[socketno] := destination;
 
-  {$ifdef ipv6}{$ifdef win32}
+  {$ifdef ipv6}{$ifdef mswindows}
   if destinations[socketno].family = AF_INET6 then if (requestaf = useaf_default) then requestaf := useaf_preferv6;
   {$endif}{$endif}
 
@@ -255,11 +263,9 @@ begin
     exit;
   end;
 
-  if (overridednsserver <> '') and (addr = '') then addr := overridednsserver;
-
   if overrideaf = useaf_default then begin
     {$ifdef ipv6}
-      {$ifdef win32}if not (usewindns and (addr = '')) then{$endif}
+      {$ifdef mswindows}if not (usewindns and (addr = '')) then{$endif}
       initpreferredmode;
     {$endif}
     requestaf := useaf;
@@ -267,7 +273,7 @@ begin
     requestaf := overrideaf;
   end;
 
-  {$ifdef win32}
+  {$ifdef winasyncdns}
     if usewindns and (addr = '') then begin
       dwas := tdnswinasync.create;
       dwas.onrequestdone := winrequestdone;
@@ -291,16 +297,15 @@ begin
       inc(numsockused);
     end;
   {$endif}
+
   for i := 0 to numsockused-1 do begin
     asyncprocess(i);
   end;
-
 end;
 
 procedure tdnsasync.reverselookup;
 begin
-  if (overridednsserver <> '') and (addr = '') then addr := overridednsserver;
-  {$ifdef win32}
+  {$ifdef winasyncdns}
     if usewindns and (addr = '') then begin
       dwas := tdnswinasync.create;
       dwas.onrequestdone := winrequestdone;
@@ -316,7 +321,6 @@ end;
 
 procedure tdnsasync.customlookup;
 begin
-  if (overridednsserver <> '') and (addr = '') then addr := overridednsserver;
   setstate_custom(name,querytype,states[0]);
   numsockused := 1;
   asyncprocess(0);
@@ -338,7 +342,7 @@ procedure tdnsasync.cancel;
 var
   socketno : integer;
 begin
-  {$ifdef win32}
+  {$ifdef winasyncdns}
     if assigned(dwas) then begin
       dwas.release;
       dwas := nil;
@@ -361,7 +365,7 @@ begin
   onrequestdone(self,0);
 end;
 
-{$ifdef win32}
+{$ifdef winasyncdns}
   procedure tdnsasync.winrequestdone(sender:tobject;error:word);
  
   begin