X-Git-Url: http://www.lcore.org/git/lcore.git/blobdiff_plain/baf753e54d73673524de916757e66ef8c485bc0d..1958bd56792f6815dbf06aad80d4144a13439be7:/lsocket.pas diff --git a/lsocket.pas b/lsocket.pas index 3b2d918..a9adbd3 100755 --- a/lsocket.pas +++ b/lsocket.pas @@ -56,7 +56,6 @@ interface classes,{pgdebugout,}pgtypes,lcore,fd_utils,binipstuff,dnssync; {$ifdef ipv6} -{$define secondlistener} const v4listendefault:boolean=false; {$endif} @@ -100,7 +99,7 @@ type localaddr:string; localport:string; proto:string; - udp:boolean; + udp,dgram:boolean; listenqueue:integer; {$ifdef secondlistener} secondlistener:tlsocket; @@ -143,8 +142,6 @@ type twsocket=tlsocket; {easy} -{!!!function longipdns(s:string):longint;} - const TCP_NODELAY=1; IPPROTO_TCP=6; @@ -161,16 +158,30 @@ end; procedure tlsocket.realconnect; var - a:integer; - + a,b:integer; begin // 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; - udp := uppercase(proto) = 'UDP'; - if udp then a := SOCK_DGRAM else a := SOCK_STREAM; - a := Socket(inaddr.inaddr.family,a,0); + + udp := false; + if (uppercase(proto) = 'UDP') then begin + b := IPPROTO_UDP; + a := SOCK_DGRAM; + udp := true; + dgram := true; + end else if (uppercase(proto) = 'TCP') then begin + b := IPPROTO_TCP; + a := SOCK_STREAM; + dgram := false; + end else begin + b := strtointdef(proto,IPPROTO_ICMP); + a := SOCK_RAW; + dgram := true; + end; + + a := Socket(inaddr.inaddr.family,a,b); //writeln(ord(inaddr.inaddr.family)); if a = -1 then begin lasterror := {$ifdef win32}getlasterror{$else}socketerror{$endif}; @@ -179,7 +190,7 @@ begin try dup(a); bindsocket; - if udp then begin + if dgram then begin {$ifndef win32} SetSocketOptions(fdhandleout, SOL_SOCKET, SO_BROADCAST, 'TRUE', Length('TRUE')); {$endif} @@ -244,7 +255,7 @@ end; procedure tlsocket.sendstr(const str : string); begin - if udp then begin + if dgram then begin send(@str[1],length(str)) end else begin inherited sendstr(str); @@ -253,7 +264,7 @@ end; function tlsocket.send(data:pointer;len:integer):integer; begin - if udp then begin + if dgram then begin // writeln('sending to '+ipbintostr(inaddrvtobinip(inaddr)),' ',htons(inaddr.inaddr.port),' ',len,' bytes'); result := sendto(inaddr,getaddrsize,data,len); @@ -267,7 +278,7 @@ end; function tlsocket.receive(Buf:Pointer;BufSize:integer):integer; begin - if udp then begin + if dgram then begin {$ifdef secondlistener} if lastsessionfromsecond then begin result := secondlistener.receive(buf,bufsize); @@ -296,13 +307,12 @@ begin localaddr := '0.0.0.0'; end; //gethostbyname(localaddr,host); - inaddrtempsize := makeinaddrv(forwardlookup(localaddr,0),localport,inaddrtemp); If Bind(fdhandlein,inaddrtempx,inaddrtempsize)<> {$ifdef win32}0{$else}true{$endif} Then begin state := wsclosed; lasterror := {$ifdef win32}getlasterror{$else}socketerror{$endif}; - raise ESocketException.create('unable to bind, error '+inttostr(lasterror)); + raise ESocketException.create('unable to bind on address '+localaddr+'#'+localport+', error '+inttostr(lasterror)); end; state := wsbound; end; @@ -480,7 +490,10 @@ end; function tlsocket.receivefrom(data:pointer;len:integer;var src:TInetSockAddrV;var srclen:integer):integer; var - srcx : {$ifdef win32}winsock.TSockAddr{$else}TInetSockAddrV{$endif} absolute src; + tempsrc:TInetSockAddrV; + tempsrclen:integer; + srcx : {$ifdef win32}winsock.TSockAddr{$else}TInetSockAddrV{$endif} absolute tempsrc; + biniptemp:tbinip; begin {$ifdef secondlistener} if assigned(secondlistener) then if lastsessionfromsecond then begin @@ -489,7 +502,19 @@ begin exit; end; {$endif} - result := {$ifdef win32}winsock{$else}sockets{$endif}.recvfrom(self.fdhandlein,data^,len,0,srcx,srclen); + tempsrclen := sizeof(tempsrc); + result := {$ifdef win32}winsock{$else}sockets{$endif}.recvfrom(self.fdhandlein,data^,len,0,srcx,tempsrclen); + + {$ifdef ipv6} + biniptemp := inaddrvtobinip(tempsrc); + if needconverttov4(biniptemp) then begin + converttov4(biniptemp); + tempsrclen := makeinaddrv(biniptemp,inttostr(ntohs(tempsrc.InAddr.port)),tempsrc); + end; + {$endif} + + move(tempsrc,src,srclen); + srclen := tempsrclen; end; procedure tlsocket.connectionfailedhandler(error:word); @@ -528,7 +553,7 @@ begin eventcore.rmasterclr(fdhandlein); if assigned(onsessionAvailable) then onsessionAvailable(self,0); end; - if udp and readtrigger then begin + if dgram and readtrigger then begin if assigned(ondataAvailable) then ondataAvailable(self,0); {!!!test} exit; @@ -606,15 +631,7 @@ begin {$else} sockets.getsocketname(self.fdhandlein,addr,i); {$endif} - binip.family := addr.inaddr.family; - {$ifdef ipv6} - if addr.inaddr6.sin6_family = AF_INET6 then begin - binip.ip6 := addr.inaddr6.sin6_addr; - end else - {$endif} - begin - binip.ip := addr.inaddr.addr; - end; + binip := inaddrvtobinip(addr); converttov4(binip); end; @@ -631,15 +648,7 @@ begin sockets.getpeername(self.fdhandlein,addr,i); {$endif} - binip.family := addr.inaddr.family; - {$ifdef ipv6} - if addr.inaddr6.sin6_family = AF_INET6 then begin - binip.ip6 := addr.inaddr6.sin6_addr; - end else - {$endif} - begin - binip.ip := addr.inaddr.addr; - end; + binip := inaddrvtobinip(addr); converttov4(binip); end; @@ -707,6 +716,6 @@ end; result := winsock.recv(fd,buf,size,0); end; {$endif} - + end.