1 /* Copyright (C) 1995-1998,2002,2003,2005,2008 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
4 The GNU C Library is free software; you can redistribute it and/or
5 modify it under the terms of the GNU Lesser General Public
6 License as published by the Free Software Foundation; either
7 version 2.1 of the License, or (at your option) any later version.
9 The GNU C Library is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 Lesser General Public License for more details.
14 You should have received a copy of the GNU Lesser General Public
15 License along with the GNU C Library; if not, write to the Free
16 Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
19 #include <sysdep-cancel.h>
20 #include <socketcall.h>
25 #define P(a, b) P2(a, b)
29 /* The socket-oriented system calls are handled unusally in Linux.
30 They are all gated through the single `socketcall' system call number.
31 `socketcall' takes two arguments: the first is the subcode, specifying
32 which socket function is being called; and the second is a pointer to
33 the arguments to the specific function. */
38 cfi_adjust_cfa_offset(6*4)
48 movl $(_NSIG / 8), 16(%esp)
52 movl $SYS_ify(socketcall), %eax /* System call number in %eax. */
54 movl $SOCKOP_paccept, %ebx /* Subcode is first arg to syscall. */
55 movl %esp, %ecx /* Address of args is 2nd arg. */
57 /* Do the system call trap. */
61 cfi_adjust_cfa_offset(-6*4)
63 /* %eax is < 0 if there was an error. */
65 jae SYSCALL_ERROR_LABEL
68 jmp SYSCALL_ERROR_LABEL
70 .section .gnu.glibc-stub.paccept
72 .section .gnu.warning.paccept
73 .string "warning: paccept is not implemented and will always fail"
78 PSEUDO_END(do_paccept)
95 /* Restore registers. */
102 /* We need one more register. */
104 cfi_adjust_cfa_offset(4)
106 /* Enable asynchronous cancellation. */
109 cfi_offset(6, -8) /* %esi */
111 /* Save registers. */
118 /* Restore registers. */
122 /* Restore the cancellation. */
126 /* Restore registers. */
130 cfi_adjust_cfa_offset(-4)
132 /* Successful; return the syscall's value. */