1 /*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
3 #ifndef foosyscalllisthfoo
4 #define foosyscalllisthfoo
7 This file is part of systemd.
9 Copyright 2012 Lennart Poettering
11 systemd is free software; you can redistribute it and/or modify it
12 under the terms of the GNU Lesser General Public License as published by
13 the Free Software Foundation; either version 2.1 of the License, or
14 (at your option) any later version.
16 systemd is distributed in the hope that it will be useful, but
17 WITHOUT ANY WARRANTY; without even the implied warranty of
18 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
19 Lesser General Public License for more details.
21 You should have received a copy of the GNU Lesser General Public License
22 along with systemd; If not, see <http://www.gnu.org/licenses/>.
25 #if defined __x86_64__ && defined __ILP32__
26 /* The x32 ABI defines all of its syscalls with bit 30 set, which causes
27 issues when attempting to use syscalls as simple indicies into an array.
28 Instead, use the syscall id & ~SYSCALL_MASK as the index, and | the
29 internal id with the syscall mask as needed.
31 #include <asm/unistd.h>
32 #define SYSCALL_TO_INDEX(x) ((x) & ~__X32_SYSCALL_BIT)
33 #define INDEX_TO_SYSCALL(x) ((x) | __X32_SYSCALL_BIT)
35 #define SYSCALL_TO_INDEX(x) (x)
36 #define INDEX_TO_SYSCALL(x) (x)
39 const char *syscall_to_name(int id);
40 int syscall_from_name(const char *name);
42 int syscall_max(void);