mirror of
https://gitlab.com/freepascal.org/fpc/source.git
synced 2025-04-18 23:59:28 +02:00
5f33a865a7
+ added sockets unit to Makefile.fpc (i have no recent fpcmake ATM to regenerate Makefile) git-svn-id: trunk@8149 -
312 lines
15 KiB
ObjectPascal
312 lines
15 KiB
ObjectPascal
{
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This file is part of the Free Pascal run time library.
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Copyright (c) 1999-2007 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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{$PACKRECORDS 2}
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unit Sockets;
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Interface
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Uses ctypes,exec;
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type
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size_t = cuint32; { as definied in the C standard}
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ssize_t = cint32; { used by function for returning number of bytes}
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socklen_t= cuint32;
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TSocklen = socklen_t;
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pSocklen = ^socklen_t;
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//{ $i unxsockh.inc}
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{$define BSD}
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{$define SOCK_HAS_SINLEN}
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{$i socketsh.inc}
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type
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TUnixSockAddr = packed Record
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sa_len : cuchar;
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family : sa_family_t;
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path:array[0..107] of char; //104 total for freebsd.
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end;
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type
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hostent = record
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h_name : PChar;
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h_aliases : PPChar;
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h_addrtype : LongInt;
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h_Length : LongInt;
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h_addr_list: ^PDWord;
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end;
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THostEnt = hostent;
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PHostEnt = ^THostEnt;
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const
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AF_UNSPEC = 0; {* unspecified *}
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AF_LOCAL = 1; {* local to host (pipes, portals) *}
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AF_UNIX = AF_LOCAL; {* backward compatibility *}
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AF_INET = 2; {* internetwork: UDP, TCP, etc. *}
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AF_IMPLINK = 3; {* arpanet imp addresses *}
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AF_PUP = 4; {* pup protocols: e.g. BSP *}
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AF_CHAOS = 5; {* mit CHAOS protocols *}
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AF_NS = 6; {* XEROX NS protocols *}
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AF_ISO = 7; {* ISO protocols *}
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AF_OSI = AF_ISO;
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AF_ECMA = 8; {* european computer manufacturers *}
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AF_DATAKIT = 9; {* datakit protocols *}
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AF_CCITT = 10; {* CCITT protocols, X.25 etc *}
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AF_SNA = 11; {* IBM SNA *}
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AF_DECnet = 12; {* DECnet *}
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AF_DLI = 13; {* DEC Direct data link interface *}
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AF_LAT = 14; {* LAT *}
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AF_HYLINK = 15; {* NSC Hyperchannel *}
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AF_APPLETALK = 16; {* Apple Talk *}
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AF_ROUTE = 17; {* Internal Routing Protocol *}
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AF_LINK = 18; {* Link layer interface *}
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pseudo_AF_XTP = 19; {* eXpress Transfer Protocol (no AF) *}
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AF_COIP = 20; {* connection-oriented IP, aka ST II *}
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AF_CNT = 21; {* Computer Network Technology *}
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pseudo_AF_RTIP = 22; {* Help Identify RTIP packets *}
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AF_IPX = 23; {* Novell Internet Protocol *}
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AF_SIP = 24; {* Simple Internet Protocol *}
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pseudo_AF_PIP = 25; {* Help Identify PIP packets *}
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AF_MAX = 26;
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const
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EsockEINTR = 4; // EsysEINTR;
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EsockEBADF = 9; // EsysEBADF;
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EsockEFAULT = 14; // EsysEFAULT;
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EsockEINVAL = 22; //EsysEINVAL;
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EsockEACCESS = 13; //ESysEAcces;
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EsockEMFILE = 24; //ESysEmfile;
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EsockENOBUFS = 55; //ESysENoBufs;
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EsockENOTCONN = 57; //ESysENotConn;
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EsockEPROTONOSUPPORT = 43; //ESysEProtoNoSupport;
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EsockEWOULDBLOCK = 35; //ESysEWouldBlock; // same as eagain on morphos
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{ unix socket specific functions }
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{*
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Procedure Str2UnixSockAddr(const addr:string;var t:TUnixSockAddr;var len:longint); deprecated;
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Function Bind(Sock:longint;const addr:string):boolean; deprecated;
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Function Connect(Sock:longint;const addr:string;var SockIn,SockOut:text):Boolean; deprecated;
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Function Connect(Sock:longint;const addr:string;var SockIn,SockOut:file):Boolean; deprecated;
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Function Accept(Sock:longint;var addr:string;var SockIn,SockOut:text):Boolean; deprecated;
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Function Accept(Sock:longint;var addr:string;var SockIn,SockOut:File):Boolean; deprecated;
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*}
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//function fpaccept (s:cint; addrx : psockaddr; addrlen : psocklen):cint; maybelibc
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//function fpbind (s:cint; addrx : psockaddr; addrlen : tsocklen):cint; maybelibc
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//function fpconnect (s:cint; name : psockaddr; namelen : tsocklen):cint; maybelibc
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var SocketBase : pLibrary;
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function bsd_socket(domain : LongInt location 'd0'; type_ : LongInt location 'd1'; protocol : LongInt location 'd2') : LongInt; syscall legacy SocketBase 030;
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function bsd_bind(s : LongInt location 'd0'; const name : psockaddr location 'a0'; namelen : LongInt location 'd1') : LongInt; syscall legacy SocketBase 036;
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function bsd_listen(s : LongInt location 'd0'; backlog : LongInt location 'd1') : LongInt; syscall legacy SocketBase 042;
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function bsd_accept(s : LongInt location 'd0'; addr : psockaddr location 'a0'; var addrlen : LongInt location 'a1') : LongInt; syscall legacy SocketBase 048;
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function bsd_connect(s : LongInt location 'd0'; const name : psockaddr location 'a0'; namelen : LongInt location 'd1') : LongInt; syscall legacy SocketBase 054;
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function bsd_sendto(s : LongInt location 'd0'; const msg : pChar location 'a0'; len : LongInt location 'd1'; flags : LongInt location 'd2'; const to_ : psockaddr location 'a1'; tolen : LongInt location 'd3') : LongInt; syscall legacy SocketBase 060;
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function bsd_send(s : LongInt location 'd0'; const msg : pChar location 'a0'; len : LongInt location 'd1'; flags : LongInt location 'd2') : LongInt; syscall legacy SocketBase 066;
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function bsd_recvfrom(s : LongInt location 'd0'; buf : pChar location 'a0'; len : LongInt location 'd1'; flags : LongInt location 'd2'; from : psockaddr location 'a1'; var fromlen : LongInt location 'a2') : LongInt; syscall legacy SocketBase 072;
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function bsd_recv(s : LongInt location 'd0'; buf : pChar location 'a0'; len : LongInt location 'd1'; flags : LongInt location 'd2') : LongInt; syscall legacy SocketBase 078;
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function bsd_shutdown(s : LongInt location 'd0'; how : LongInt location 'd1') : LongInt; syscall legacy SocketBase 084;
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function bsd_closesocket(d : LongInt location 'd0') : LongInt; syscall legacy SocketBase 120;
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function bsd_inet_ntoa(in_ : DWord location 'd0') : pChar; syscall legacy SocketBase 174;
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function bsd_inet_addr(const cp : pChar location 'a0') : DWord; syscall legacy SocketBase 180;
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function bsd_gethostbyname(const name : pChar location 'a0') : phostent; syscall legacy SocketBase 210;
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function bsd_gethostbyaddr(const addr : pChar location 'a0'; len : LongInt location 'd0'; type_ : LongInt location 'd1') : phostent; syscall legacy SocketBase 216;
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Implementation
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//Uses {$ifndef FPC_USE_LIBC}SysCall{$else}initc{$endif};
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threadvar internal_socketerror : cint;
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{ Include filerec and textrec structures }
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{$i filerec.inc}
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{$i textrec.inc}
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{******************************************************************************
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Kernel Socket Callings
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******************************************************************************}
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function socketerror:cint;
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begin
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socketerror:=internal_socketerror;
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end;
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//{$define uselibc:=cdecl; external;}
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//const libname='c';
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{
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function cfpaccept (s:cint; addrx : psockaddr; addrlen : psocklen):cint; cdecl; external libname name 'accept';
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function cfpbind (s:cint; addrx : psockaddr; addrlen : tsocklen):cint; cdecl; external libname name 'bind';
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function cfpconnect (s:cint; name : psockaddr; namelen : tsocklen):cint; cdecl; external libname name 'connect';
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function cfpgetpeername (s:cint; name : psockaddr; namelen : psocklen):cint; cdecl; external libname name 'getpeername';
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function cfpgetsockname (s:cint; name : psockaddr; namelen : psocklen):cint; cdecl; external libname name 'getsockname';
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function cfpgetsockopt (s:cint; level:cint; optname:cint; optval:pointer; optlen : psocklen):cint; cdecl; external libname name 'getsockopt';
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function cfplisten (s:cint; backlog : cint):cint; cdecl; external libname name 'listen';
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function cfprecv (s:cint; buf: pointer; len: size_t; flags: cint):ssize_t; cdecl; external libname name 'recv';
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function cfprecvfrom (s:cint; buf: pointer; len: size_t; flags: cint; from : psockaddr; fromlen : psocklen):ssize_t; cdecl; external libname name 'recvfrom';
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//function cfprecvmsg (s:cint; msg: pmsghdr; flags:cint):ssize_t; cdecl; external libname name '';
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function cfpsend (s:cint; msg:pointer; len:size_t; flags:cint):ssize_t; cdecl; external libname name 'send';
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function cfpsendto (s:cint; msg:pointer; len:size_t; flags:cint; tox :psockaddr; tolen: tsocklen):ssize_t; cdecl; external libname name 'sendto';
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//function cfpsendmsg (s:cint; hdr: pmsghdr; flags:cint):ssize; cdecl; external libname name '';
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function cfpsetsockopt (s:cint; level:cint; optname:cint; optval:pointer; optlen :tsocklen):cint; cdecl; external libname name 'setsockopt';
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function cfpshutdown (s:cint; how:cint):cint; cdecl; external libname name 'shutdown';
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function cfpsocket (domain:cint; xtype:cint; protocol: cint):cint; cdecl; external libname name 'socket';
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function cfpsocketpair (d:cint; xtype:cint; protocol:cint; sv:pcint):cint; cdecl; external libname name 'socketpair';
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}
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function cfpaccept(s : LongInt location 'd0'; addr : psockaddr location 'a0'; addrlen : pSocklen location 'a1') : LongInt; syscall legacy SocketBase 048;
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function cfpbind(s : LongInt location 'd0'; const name : psockaddr location 'a0'; namelen : LongInt location 'd1') : LongInt; syscall legacy SocketBase 036;
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function cfpconnect(s : LongInt location 'd0'; const name : psockaddr location 'a0'; namelen : LongInt location 'd1') : LongInt; syscall legacy SocketBase 054;
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function cfpsendto(s : LongInt location 'd0'; const msg : pChar location 'a0'; len : LongInt location 'd1'; flags : LongInt location 'd2'; const to_ : psockaddr location 'a1'; tolen : LongInt location 'd3') : LongInt; syscall legacy SocketBase 060;
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function cfpsend(s : LongInt location 'd0'; const msg : pChar location 'a0'; len : LongInt location 'd1'; flags : LongInt location 'd2') : LongInt; syscall legacy SocketBase 066;
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function cfprecvfrom(s : LongInt location 'd0'; buf : pChar location 'a0'; len : LongInt location 'd1'; flags : LongInt location 'd2'; from : psockaddr location 'a1'; fromlen : pSockLen location 'a2') : LongInt; syscall legacy SocketBase 072;
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function cfprecv(s : LongInt location 'd0'; buf : pChar location 'a0'; len : LongInt location 'd1'; flags : LongInt location 'd2') : LongInt; syscall legacy SocketBase 078;
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function cfpgetsockopt(s : LongInt location 'd0'; level : LongInt location 'd1'; optname : LongInt location 'd2'; optval : Pointer location 'a0'; optlen : pSockLen location 'a1') : LongInt; syscall legacy SocketBase 096;
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function cfpgetsockname(s : LongInt location 'd0'; hostname : psockaddr location 'a0'; namelen : pSockLen location 'a1') : LongInt; syscall legacy SocketBase 102;
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function cfpgetpeername(s : LongInt location 'd0'; hostname : psockaddr location 'a0'; namelen : pSockLen location 'a1') : LongInt; syscall legacy SocketBase 108;
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function cfpsetsockopt(s : LongInt location 'd0'; level : LongInt location 'd1'; optname : LongInt location 'd2'; const optval : Pointer location 'a0'; optlen : LongInt location 'd3') : LongInt; syscall legacy SocketBase 090;
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function cfplisten(s : LongInt location 'd0'; backlog : LongInt location 'd1') : LongInt; syscall legacy SocketBase 042;
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function cfpsocket(domain : LongInt location 'd0'; type_ : LongInt location 'd1'; protocol : LongInt location 'd2') : LongInt; syscall legacy SocketBase 030;
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function cfpshutdown(s : LongInt location 'd0'; how : LongInt location 'd1') : LongInt; syscall legacy SocketBase 084;
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function cfpCloseSocket(d : LongInt location 'd0') : LongInt; syscall legacy SocketBase 120;
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function cfpErrno : LongInt; syscall legacy SocketBase 162;
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function fpgeterrno: longint; inline;
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begin
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fpgeterrno:=cfpErrno;
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end;
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function fpClose(d: LongInt): LongInt; inline;
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begin
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fpClose:=cfpCloseSocket(d);
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end;
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function fpaccept (s:cint; addrx : psockaddr; addrlen : psocklen):cint;
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begin
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fpaccept:=cfpaccept(s,addrx,addrlen);
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internal_socketerror:=fpgeterrno;
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end;
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function fpbind (s:cint; addrx : psockaddr; addrlen : tsocklen):cint;
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begin
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fpbind:=cfpbind (s,addrx,addrlen);
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internal_socketerror:=fpgeterrno;
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end;
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function fpconnect (s:cint; name : psockaddr; namelen : tsocklen):cint;
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begin
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fpconnect:=cfpconnect (s,name,namelen);
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internal_socketerror:=fpgeterrno;
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end;
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function fpgetpeername (s:cint; name : psockaddr; namelen : psocklen):cint;
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begin
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fpgetpeername:=cfpgetpeername (s,name,namelen);
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internal_socketerror:=fpgeterrno;
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end;
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function fpgetsockname (s:cint; name : psockaddr; namelen : psocklen):cint;
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begin
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fpgetsockname:=cfpgetsockname(s,name,namelen);
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internal_socketerror:=fpgeterrno;
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end;
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function fpgetsockopt (s:cint; level:cint; optname:cint; optval:pointer; optlen : psocklen):cint;
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begin
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fpgetsockopt:=cfpgetsockopt(s,level,optname,optval,optlen);
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internal_socketerror:=fpgeterrno;
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end;
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function fplisten (s:cint; backlog : cint):cint;
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begin
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fplisten:=cfplisten(s,backlog);
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internal_socketerror:=fpgeterrno;
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end;
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function fprecv (s:cint; buf: pointer; len: size_t; flags:cint):ssize_t;
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begin
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fprecv:= cfprecv (s,buf,len,flags);
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internal_socketerror:=fpgeterrno;
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end;
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function fprecvfrom (s:cint; buf: pointer; len: size_t; flags: cint; from : psockaddr; fromlen : psocklen):ssize_t;
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begin
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fprecvfrom:= cfprecvfrom (s,buf,len,flags,from,fromlen);
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internal_socketerror:=fpgeterrno;
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end;
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function fpsend (s:cint; msg:pointer; len:size_t; flags:cint):ssize_t;
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begin
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fpsend:=cfpsend (s,msg,len,flags);
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internal_socketerror:=fpgeterrno;
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end;
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function fpsendto (s:cint; msg:pointer; len:size_t; flags:cint; tox :psockaddr; tolen: tsocklen):ssize_t;
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begin
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fpsendto:=cfpsendto (s,msg,len,flags,tox,tolen);
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internal_socketerror:=fpgeterrno;
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end;
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function fpsetsockopt (s:cint; level:cint; optname:cint; optval:pointer; optlen :tsocklen):cint;
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begin
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fpsetsockopt:=cfpsetsockopt(s,level,optname,optval,optlen);
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internal_socketerror:=fpgeterrno;
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end;
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function fpshutdown (s:cint; how:cint):cint;
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begin
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fpshutdown:=cfpshutdown(s,how);
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internal_socketerror:=fpgeterrno;
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end;
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function fpsocket (domain:cint; xtype:cint; protocol: cint):cint;
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begin
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fpsocket:=cfpsocket(domain,xtype,protocol);
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internal_socketerror:=fpgeterrno;
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end;
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function fpsocketpair (d:cint; xtype:cint; protocol:cint; sv:pcint):cint;
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begin
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{
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fpsocketpair:=cfpsocketpair(d,xtype,protocol,sv);
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internal_socketerror:=fpgeterrno;
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}
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fpsocketpair:=-1;
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end;
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{$i sockovl.inc}
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{$i sockets.inc}
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// FIXME: this doesn't make any sense here, because SocketBase should be task-specific
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// but FPC doesn't support that yet (TODO)
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{$WARNING FIX ME, TODO}
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initialization
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SocketBase:=NIL;
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SocketBase:=OpenLibrary('bsdsocket.library',4);
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finalization
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if (SocketBase<>NIL) then CloseLibrary(SocketBase);
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end.
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