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+ files created by splitting the linux sockets unit
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florian
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185
rtl/inc/sockets.inc
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185
rtl/inc/sockets.inc
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{
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$Id$
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This file is part of the Free Pascal run time library.
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Copyright (c) 1993,99 by the Free Pascal development team
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See the file COPYING.FPC, included in this distribution,
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for details about the copyright.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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**********************************************************************}
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{******************************************************************************
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Text File Writeln/ReadLn Support
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******************************************************************************}
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Procedure OpenSock(var F:Text);
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begin
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if textrec(f).handle=UnusedHandle then
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textrec(f).mode:=fmclosed
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else
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case textrec(f).userdata[1] of
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S_OUT : textrec(f).mode:=fmoutput;
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S_IN : textrec(f).mode:=fminput;
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else
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textrec(f).mode:=fmclosed;
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end;
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end;
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Procedure IOSock(var F:text);
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begin
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case textrec(f).mode of
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fmoutput : fdWrite(textrec(f).handle,textrec(f).bufptr^,textrec(f).bufpos);
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fminput : textrec(f).BufEnd:=fdRead(textrec(f).handle,textrec(f).bufptr^,textrec(f).bufsize);
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end;
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textrec(f).bufpos:=0;
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end;
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Procedure FlushSock(var F:Text);
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begin
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if (textrec(f).mode=fmoutput) and (textrec(f).bufpos<>0) then
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IOSock(f);
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textrec(f).bufpos:=0;
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end;
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Procedure CloseSock(var F:text);
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begin
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Close(f);
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end;
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Procedure Sock2Text(Sock:Longint;Var SockIn,SockOut:Text);
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{
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Set up two Pascal Text file descriptors for reading and writing)
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}
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begin
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{ First the reading part.}
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Assign(SockIn,'.');
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Textrec(SockIn).Handle:=Sock;
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Textrec(Sockin).userdata[1]:=S_IN;
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TextRec(SockIn).OpenFunc:=@OpenSock;
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TextRec(SockIn).InOutFunc:=@IOSock;
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TextRec(SockIn).FlushFunc:=@FlushSock;
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TextRec(SockIn).CloseFunc:=@CloseSock;
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{ Now the writing part. }
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Assign(SockOut,'.');
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Textrec(SockOut).Handle:=Sock;
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Textrec(SockOut).userdata[1]:=S_OUT;
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TextRec(SockOut).OpenFunc:=@OpenSock;
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TextRec(SockOut).InOutFunc:=@IOSock;
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TextRec(SockOut).FlushFunc:=@FlushSock;
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TextRec(SockOut).CloseFunc:=@CloseSock;
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end;
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{******************************************************************************
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Untyped File
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******************************************************************************}
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Procedure Sock2File(Sock:Longint;Var SockIn,SockOut:File);
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begin
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{Input}
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Assign(SockIn,'.');
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FileRec(SockIn).Handle:=Sock;
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FileRec(SockIn).RecSize:=1;
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FileRec(Sockin).userdata[1]:=S_IN;
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{Output}
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Assign(SockOut,'.');
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FileRec(SockOut).Handle:=Sock;
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FileRec(SockOut).RecSize:=1;
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FileRec(SockOut).userdata[1]:=S_OUT;
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end;
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{******************************************************************************
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InetSock
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******************************************************************************}
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Function DoAccept(Sock:longint;Var addr:TInetSockAddr):longint;
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Var AddrLen : Longint;
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begin
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AddrLEn:=SizeOf(Addr);
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DoAccept:=Accept(Sock,Addr,AddrLen);
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end;
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Function DoConnect(Sock:longint;const addr: TInetSockAddr): Longint;
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begin
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DoConnect:=Connect(Sock,Addr,SizeOF(TInetSockAddr));
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end;
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Function Connect(Sock:longint;const addr: TInetSockAddr;var SockIn,SockOut:text):Boolean;
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Var FD : Longint;
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begin
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FD:=DoConnect(Sock,addr);
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If Not(FD=-1) then
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begin
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Sock2Text(FD,SockIn,SockOut);
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Connect:=true;
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end
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else
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Connect:=false;
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end;
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Function Connect(Sock:longint;const addr:TInetSockAddr;var SockIn,SockOut:file):Boolean;
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Var FD : Longint;
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begin
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FD:=DoConnect(Sock,addr);
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If Not (FD=-1) then
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begin
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Sock2File(FD,SockIn,SockOut);
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Connect:=true;
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end
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else
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Connect:=false;
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end;
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Function Accept(Sock:longint;var addr:TInetSockAddr;var SockIn,SockOut:text):Boolean;
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var
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s : longint;
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begin
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S:=DoAccept(Sock,addr);
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if S>0 then
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begin
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Sock2Text(S,SockIn,SockOut);
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Accept:=true;
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end
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else
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Accept:=false;
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end;
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Function Accept(Sock:longint;var addr:TInetSockAddr;var SockIn,SockOut:File):Boolean;
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var
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s : longint;
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begin
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S:=DoAccept(Sock,addr);
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if S>0 then
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begin
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Sock2File(S,SockIn,SockOut);
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Accept:=true;
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end
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else
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Accept:=false;
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end;
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{
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$Log$
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Revision 1.1 1999-06-21 12:26:27 florian
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+ files created by splitting the linux sockets unit
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}
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86
rtl/inc/socketsh.inc
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86
rtl/inc/socketsh.inc
Normal file
@ -0,0 +1,86 @@
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{
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$Id$
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This file is part of the Free Pascal run time library.
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Copyright (c) 1993,99 by the Free Pascal development team
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See the file COPYING.FPC, included in this distribution,
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for details about the copyright.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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**********************************************************************}
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Const
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{ Socket Types }
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SOCK_STREAM = 1; { stream (connection) socket }
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SOCK_DGRAM = 2; { datagram (conn.less) socket }
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SOCK_RAW = 3; { raw socket }
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SOCK_RDM = 4; { reliably-delivered message }
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SOCK_SEQPACKET = 5; { sequential packet socket }
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AF_UNSPEC = 0;
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AF_UNIX = 1; { Unix domain sockets }
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AF_INET = 2; { Internet IP Protocol }
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{ Protocol Families }
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PF_UNSPEC = AF_UNSPEC;
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PF_UNIX = AF_UNIX;
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PF_INET = AF_INET;
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const
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{ Two constants to determine whether part of soket is for in or output }
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S_IN = 0;
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S_OUT = 1;
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Type
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TSockAddr = packed Record
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family:word; { was byte, fixed }
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data :array [0..13] of char;
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end;
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TInetSockAddr = packed Record
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family:Word;
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port :Word;
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addr :Cardinal;
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pad :array [1..8] of byte; { to get to the size of sockaddr... }
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end;
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TSockArray = Array[1..2] of Longint;
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Var
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SocketError:Longint;
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{Basic Socket Functions}
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Function Socket(Domain,SocketType,Protocol:Longint):Longint;
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Function Send(Sock:Longint;Var Addr;AddrLen,Flags:Longint):Longint;
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Function Recv(Sock:Longint;Var Addr;AddrLen,Flags:Longint):Longint;
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Function Bind(Sock:Longint;Var Addr;AddrLen:Longint):Boolean;
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Function Listen (Sock,MaxConnect:Longint):Boolean;
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Function Accept(Sock:Longint;Var Addr;Var Addrlen:Longint):Longint;
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Function Connect(Sock:Longint;Var Addr;Addrlen:Longint):Longint;
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Function Shutdown(Sock:Longint;How:Longint):Longint;
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Function GetSocketName(Sock:Longint;Var Addr;Var Addrlen:Longint):Longint;
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Function GetPeerName(Sock:Longint;Var Addr;Var Addrlen:Longint):Longint;
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Function SetSocketOptions(Sock,Level,OptName:Longint;Var OptVal;optlen:longint):Longint;
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Function GetSocketOptions(Sock,Level,OptName:Longint;Var OptVal;optlen:longint):Longint;
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Function SocketPair(Domain,SocketType,Protocol:Longint;var Pair:TSockArray):Longint;
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{Text Support}
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Procedure Sock2Text(Sock:Longint;Var SockIn,SockOut:Text);
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{Untyped File Support}
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Procedure Sock2File(Sock:Longint;Var SockIn,SockOut:File);
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{Better Pascal Calling, Overloaded Functions!}
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Function Accept(Sock:longint;var addr:TInetSockAddr;var SockIn,SockOut:File):Boolean;
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Function Accept(Sock:longint;var addr:TInetSockAddr;var SockIn,SockOut:text):Boolean;
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Function Connect(Sock:longint;const addr:TInetSockAddr;var SockIn,SockOut:text):Boolean;
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Function Connect(Sock:longint;const addr:TInetSockAddr;var SockIn,SockOut:file):Boolean;
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{
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$Log$
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Revision 1.1 1999-06-21 12:26:27 florian
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+ files created by splitting the linux sockets unit
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}
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