add license header to lmessages.pas

[lcore.git] / lsocket.pas

diff --git a/lsocket.pas b/lsocket.pas
index 3b2d918583aeb1dffdae709c9061a6690fdfa248..1dff390319609fdf9ce6bca435c7ddd02bd706d2 100755 (executable)
--- a/lsocket.pas
+++ b/lsocket.pas
@@ -56,7 +56,6 @@ interface
     classes,{pgdebugout,}pgtypes,lcore,fd_utils,binipstuff,dnssync;\r
 \r
 {$ifdef ipv6}\r
-{$define secondlistener}\r
 const\r
   v4listendefault:boolean=false;\r
 {$endif}\r
@@ -100,7 +99,7 @@ type
       localaddr:string;\r
       localport:string;\r
       proto:string;\r
-      udp:boolean;\r
+      udp,dgram:boolean;\r
       listenqueue:integer;\r
       {$ifdef secondlistener}\r
       secondlistener:tlsocket;\r
@@ -143,8 +142,6 @@ type
   twsocket=tlsocket; {easy}\r
 \r
 \r
-{!!!function longipdns(s:string):longint;}\r
-\r
 const\r
   TCP_NODELAY=1;\r
   IPPROTO_TCP=6;\r
@@ -161,16 +158,30 @@ end;
 \r
 procedure tlsocket.realconnect;\r
 var\r
-  a:integer;\r
-\r
+  a,b:integer;\r
 begin\r
 //  writeln('trying to connect to ',ipbintostr(biniplist_get(biniplist,currentip)),'#',port);\r
   makeinaddrv(biniplist_get(biniplist,currentip),port,inaddr);\r
   inc(currentip);\r
   if (currentip >= biniplist_getcount(biniplist)) then trymoreips := false;\r
-  udp := uppercase(proto) = 'UDP';\r
-  if udp then a := SOCK_DGRAM else a := SOCK_STREAM;\r
-  a := Socket(inaddr.inaddr.family,a,0);\r
+\r
+  udp := false;\r
+  if (uppercase(proto) = 'UDP') then begin\r
+    b := IPPROTO_UDP;\r
+    a := SOCK_DGRAM;\r
+    udp := true;\r
+    dgram := true;\r
+  end else if (uppercase(proto) = 'TCP') then begin\r
+    b := IPPROTO_TCP;\r
+    a := SOCK_STREAM;\r
+    dgram := false;\r
+  end else begin\r
+    b := strtointdef(proto,IPPROTO_ICMP);\r
+    a := SOCK_RAW;\r
+    dgram := true;\r
+  end;\r
+\r
+  a := Socket(inaddr.inaddr.family,a,b);\r
   //writeln(ord(inaddr.inaddr.family));\r
   if a = -1 then begin\r
     lasterror := {$ifdef win32}getlasterror{$else}socketerror{$endif};\r
@@ -179,9 +190,11 @@ begin
   try\r
     dup(a);\r
     bindsocket;\r
-    if udp then begin\r
+    if dgram then begin\r
       {$ifndef win32}\r
         SetSocketOptions(fdhandleout, SOL_SOCKET, SO_BROADCAST, 'TRUE', Length('TRUE'));\r
+      {$else}\r
+        SetSockOpt(fdhandleout, SOL_SOCKET, SO_BROADCAST, 'TRUE', Length('TRUE'));\r
       {$endif}\r
       state := wsconnected;\r
       if assigned(onsessionconnected) then onsessionconnected(self,0);\r
@@ -244,7 +257,7 @@ end;
 \r
 procedure tlsocket.sendstr(const str : string);\r
 begin\r
-  if udp then begin\r
+  if dgram then begin\r
     send(@str[1],length(str))\r
   end else begin\r
     inherited sendstr(str);\r
@@ -253,7 +266,7 @@ end;
 \r
 function tlsocket.send(data:pointer;len:integer):integer;\r
 begin\r
-  if udp then begin\r
+  if dgram then begin\r
 //    writeln('sending to '+ipbintostr(inaddrvtobinip(inaddr)),' ',htons(inaddr.inaddr.port),' ',len,' bytes');\r
     result := sendto(inaddr,getaddrsize,data,len);\r
 \r
@@ -267,7 +280,7 @@ end;
 \r
 function tlsocket.receive(Buf:Pointer;BufSize:integer):integer;\r
 begin\r
-  if udp then begin\r
+  if dgram then begin\r
     {$ifdef secondlistener}\r
     if lastsessionfromsecond then begin\r
       result := secondlistener.receive(buf,bufsize);\r
@@ -296,13 +309,12 @@ begin
         localaddr := '0.0.0.0';\r
       end;\r
       //gethostbyname(localaddr,host);\r
-\r
       inaddrtempsize := makeinaddrv(forwardlookup(localaddr,0),localport,inaddrtemp);\r
 \r
       If Bind(fdhandlein,inaddrtempx,inaddrtempsize)<> {$ifdef win32}0{$else}true{$endif} Then begin\r
         state := wsclosed;\r
         lasterror := {$ifdef win32}getlasterror{$else}socketerror{$endif};\r
-        raise ESocketException.create('unable to bind, error '+inttostr(lasterror));\r
+        raise ESocketException.create('unable to bind on address '+localaddr+'#'+localport+', error '+inttostr(lasterror));\r
       end;\r
       state := wsbound;\r
     end;\r
@@ -323,7 +335,10 @@ var
 begin\r
   if state <> wsclosed then close;\r
   udp := uppercase(proto) = 'UDP';\r
-  if udp then socktype := SOCK_DGRAM else socktype := SOCK_STREAM;\r
+  if udp then begin\r
+    socktype := SOCK_DGRAM;\r
+    dgram := true;\r
+  end else socktype := SOCK_STREAM;\r
   origaddr := addr;\r
 \r
   if addr = '' then begin\r
@@ -364,11 +379,14 @@ begin
     if not udp then begin\r
       {!!! allow custom queue length? default 5}\r
       if listenqueue = 0 then listenqueue := 5;\r
-      If {$ifdef win32}winsock{$else}sockets{$endif}.Listen(fdhandlein,listenqueue)<>{$ifdef win32}0{$else}true{$endif} Then raise esocketexception.create('unable to listen');\r
+      If {$ifdef win32}winsock{$else}sockets{$endif}.Listen(fdhandlein,listenqueue)<>{$ifdef win32}0{$else}true{$endif} Then raise \r
+esocketexception.create('unable to listen');\r
       state := wsListening;\r
     end else begin\r
       {$ifndef win32}\r
         SetSocketOptions(fdhandleout, SOL_SOCKET, SO_BROADCAST, 'TRUE', Length('TRUE'));\r
+      {$else}\r
+        SetSockOpt(fdhandleout, SOL_SOCKET, SO_BROADCAST, 'TRUE', Length('TRUE'));\r
       {$endif}\r
       state := wsconnected;\r
     end;\r
@@ -480,7 +498,10 @@ end;
 \r
 function tlsocket.receivefrom(data:pointer;len:integer;var src:TInetSockAddrV;var srclen:integer):integer;\r
 var\r
-  srcx : {$ifdef win32}winsock.TSockAddr{$else}TInetSockAddrV{$endif} absolute src;\r
+  tempsrc:TInetSockAddrV;\r
+  tempsrclen:integer;\r
+  srcx : {$ifdef win32}winsock.TSockAddr{$else}TInetSockAddrV{$endif} absolute tempsrc;\r
+  biniptemp:tbinip;\r
 begin\r
   {$ifdef secondlistener}\r
   if assigned(secondlistener) then if lastsessionfromsecond then begin\r
@@ -489,7 +510,19 @@ begin
     exit;\r
   end;\r
   {$endif}\r
-  result := {$ifdef win32}winsock{$else}sockets{$endif}.recvfrom(self.fdhandlein,data^,len,0,srcx,srclen);\r
+  tempsrclen := sizeof(tempsrc);\r
+  result := {$ifdef win32}winsock{$else}sockets{$endif}.recvfrom(self.fdhandlein,data^,len,0,srcx,tempsrclen);\r
+\r
+  {$ifdef ipv6}\r
+  biniptemp := inaddrvtobinip(tempsrc);\r
+  if needconverttov4(biniptemp) then begin\r
+    converttov4(biniptemp);\r
+    tempsrclen := makeinaddrv(biniptemp,inttostr(ntohs(tempsrc.InAddr.port)),tempsrc);\r
+  end;\r
+  {$endif}\r
+\r
+  move(tempsrc,src,srclen);\r
+  srclen := tempsrclen;\r
 end;\r
 \r
 procedure tlsocket.connectionfailedhandler(error:word);\r
@@ -528,7 +561,7 @@ begin
     eventcore.rmasterclr(fdhandlein);\r
     if assigned(onsessionAvailable) then onsessionAvailable(self,0);\r
   end;\r
-  if udp and readtrigger then begin\r
+  if dgram and readtrigger then begin\r
     if assigned(ondataAvailable) then ondataAvailable(self,0);\r
     {!!!test}\r
     exit;\r
@@ -606,15 +639,7 @@ begin
   {$else}\r
     sockets.getsocketname(self.fdhandlein,addr,i);\r
   {$endif}\r
-  binip.family := addr.inaddr.family;\r
-  {$ifdef ipv6}\r
-  if addr.inaddr6.sin6_family = AF_INET6 then begin\r
-    binip.ip6 := addr.inaddr6.sin6_addr;\r
-  end else\r
-  {$endif}\r
-  begin\r
-    binip.ip := addr.inaddr.addr;\r
-  end;\r
+  binip := inaddrvtobinip(addr);\r
   converttov4(binip);\r
 end;\r
 \r
@@ -631,15 +656,7 @@ begin
     sockets.getpeername(self.fdhandlein,addr,i);\r
   {$endif}\r
 \r
-  binip.family := addr.inaddr.family;\r
-  {$ifdef ipv6}\r
-  if addr.inaddr6.sin6_family = AF_INET6 then begin\r
-    binip.ip6 := addr.inaddr6.sin6_addr;\r
-  end else\r
-  {$endif}\r
-  begin\r
-    binip.ip := addr.inaddr.addr;\r
-  end;\r
+  binip := inaddrvtobinip(addr);\r
   converttov4(binip);\r
 end;\r
 \r
@@ -707,6 +724,6 @@ end;
     result := winsock.recv(fd,buf,size,0);\r
   end;\r
 {$endif}\r
-
+\r
 end.\r
 \r