/* Copyright (C) 1996, 1997 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or modify it under the terms of the GNU Library General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. The GNU C Library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public License for more details. You should have received a copy of the GNU Library General Public License along with the GNU C Library; see the file COPYING.LIB. If not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ #include #include #define P(a, b) P2(a, b) #define P2(a, b) a##b .text /* The socket-oriented system calls are handled unusally in Linux. They are all gated through the single `socketcall' system call number. `socketcall' takes two arguments: the first is the subcode, specifying which socket function is being called; and the second is a pointer to the arguments to the specific function. The .S files for the other calls just #define socket and #include this. */ .globl P(__,socket) ENTRY (P(__,socket)) /* Save registers. */ move.l %d2, %a0 move.l #SYS_ify (socketcall), %d0 /* System call number in %d0. */ /* Use ## so `socket' is a separate token that might be #define'd. */ move.l #P (SOCKOP_,socket), %d1 /* Subcode is first arg to syscall. */ lea 4(%sp), %a1 /* Address of args is 2nd arg. */ move.l %a1, %d2 /* Do the system call trap. */ trap #0 /* Restore registers. */ move.l %a0, %d2 /* %d0 is < 0 if there was an error. */ tst.l %d0 jmi syscall_error /* Successful; return the syscall's value. */ rts PSEUDO_END (P(__,socket)) weak_alias (P(__,socket), socket)