add support for raw sockets

git-svn-id: file:///svnroot/lcore/trunk@21 b1de8a11-f9be-4011-bde0-cc7ace90066a

diff --git a/lsocket.pas b/lsocket.pas
index 2eb4dbdb711bfeab85d5375ab0272006093369a0..a9adbd3b06e637ce68014acaac34b1a36c11d1d8 100755 (executable)
--- a/lsocket.pas
+++ b/lsocket.pas
@@ -99,7 +99,7 @@ type
       localaddr:string;\r
       localport:string;\r
       proto:string;\r
-      udp:boolean;\r
+      udp,dgram:boolean;\r
       listenqueue:integer;\r
       {$ifdef secondlistener}\r
       secondlistener:tlsocket;\r
@@ -158,16 +158,30 @@ end;
 \r
 procedure tlsocket.realconnect;\r
 var\r
-  a:integer;\r
-\r
+  a,b:integer;\r
 begin\r
 //  writeln('trying to connect to ',ipbintostr(biniplist_get(biniplist,currentip)),'#',port);\r
   makeinaddrv(biniplist_get(biniplist,currentip),port,inaddr);\r
   inc(currentip);\r
   if (currentip >= biniplist_getcount(biniplist)) then trymoreips := false;\r
-  udp := uppercase(proto) = 'UDP';\r
-  if udp then a := SOCK_DGRAM else a := SOCK_STREAM;\r
-  a := Socket(inaddr.inaddr.family,a,0);\r
+\r
+  udp := false;\r
+  if (uppercase(proto) = 'UDP') then begin\r
+    b := IPPROTO_UDP;\r
+    a := SOCK_DGRAM;\r
+    udp := true;\r
+    dgram := true;\r
+  end else if (uppercase(proto) = 'TCP') then begin\r
+    b := IPPROTO_TCP;\r
+    a := SOCK_STREAM;\r
+    dgram := false;\r
+  end else begin\r
+    b := strtointdef(proto,IPPROTO_ICMP);\r
+    a := SOCK_RAW;\r
+    dgram := true;\r
+  end;\r
+\r
+  a := Socket(inaddr.inaddr.family,a,b);\r
   //writeln(ord(inaddr.inaddr.family));\r
   if a = -1 then begin\r
     lasterror := {$ifdef win32}getlasterror{$else}socketerror{$endif};\r
@@ -176,7 +190,7 @@ begin
   try\r
     dup(a);\r
     bindsocket;\r
-    if udp then begin\r
+    if dgram then begin\r
       {$ifndef win32}\r
         SetSocketOptions(fdhandleout, SOL_SOCKET, SO_BROADCAST, 'TRUE', Length('TRUE'));\r
       {$endif}\r
@@ -241,7 +255,7 @@ 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
@@ -250,7 +264,7 @@ 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
@@ -264,7 +278,7 @@ end;
 \r
 function tlsocket.receive(Buf:Pointer;BufSize:integer):integer;\r
 begin\r
-  if udp then begin\r
+  if dgram then begin\r
     {$ifdef secondlistener}\r
     if lastsessionfromsecond then begin\r
       result := secondlistener.receive(buf,bufsize);\r
@@ -293,7 +307,6 @@ begin
         localaddr := '0.0.0.0';\r
       end;\r
       //gethostbyname(localaddr,host);\r
-\r
       inaddrtempsize := makeinaddrv(forwardlookup(localaddr,0),localport,inaddrtemp);\r
 \r
       If Bind(fdhandlein,inaddrtempx,inaddrtempsize)<> {$ifdef win32}0{$else}true{$endif} Then begin\r
@@ -540,7 +553,7 @@ 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