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/**
* Enhanced Seccomp x32 Syscall Table
*
* Copyright (c) 2013 Red Hat <pmoore@redhat.com>
* Author: Paul Moore <pmoore@redhat.com>
*/
/*
* This library is free software; you can redistribute it and/or modify it
* under the terms of version 2.1 of the GNU Lesser General Public License as
* published by the Free Software Foundation.
*
* This 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 Lesser General Public License
* for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this library; if not, see <http://www.gnu.org/licenses>.
*/
#include <string.h>
#include <seccomp.h>
#include "arch.h"
#include "arch-x86_64.h"
#include "arch-x32.h"
/**
* Resolve a syscall name to a number
* @param name the syscall name
*
* Resolve the given syscall name to the syscall number using the syscall table.
* Returns the syscall number on success, including negative pseudo syscall
* numbers; returns __NR_SCMP_ERROR on failure.
*
*/
int x32_syscall_resolve_name(const char *name)
{
int syscall;
syscall = x86_64_syscall_resolve_name(name);
if (syscall >= 0)
syscall |= X32_SYSCALL_BIT;
return syscall;
}
/**
* Resolve a syscall number to a name
* @param num the syscall number
*
* Resolve the given syscall number to the syscall name using the syscall table.
* Returns a pointer to the syscall name string on success, including pseudo
* syscall names; returns NULL on failure.
*
*/
const char *x32_syscall_resolve_num(int num)
{
int syscall = num;
if (syscall >= 0)
syscall &= (~X32_SYSCALL_BIT);
return x86_64_syscall_resolve_num(syscall);
}
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