LXR linux/security/apparmor/include/ipc.h

   1/*
   2 * AppArmor security module
   3 *
   4 * This file contains AppArmor ipc mediation function definitions.
   5 *
   6 * Copyright (C) 1998-2008 Novell/SUSE
   7 * Copyright 2009-2017 Canonical Ltd.
   8 *
   9 * This program is free software; you can redistribute it and/or
  10 * modify it under the terms of the GNU General Public License as
  11 * published by the Free Software Foundation, version 2 of the
  12 * License.
  13 */
  14
  15#ifndef __AA_IPC_H
  16#define __AA_IPC_H
  17
  18#include <linux/sched.h>
  19
  20struct aa_profile;
  21
  22#define AA_PTRACE_TRACE         MAY_WRITE
  23#define AA_PTRACE_READ          MAY_READ
  24#define AA_MAY_BE_TRACED        AA_MAY_APPEND
  25#define AA_MAY_BE_READ          AA_MAY_CREATE
  26#define PTRACE_PERM_SHIFT       2
  27
  28#define AA_PTRACE_PERM_MASK (AA_PTRACE_READ | AA_PTRACE_TRACE | \
  29                             AA_MAY_BE_READ | AA_MAY_BE_TRACED)
  30#define AA_SIGNAL_PERM_MASK (MAY_READ | MAY_WRITE)
  31
  32#define AA_SFS_SIG_MASK "hup int quit ill trap abrt bus fpe kill usr1 " \
  33        "segv usr2 pipe alrm term stkflt chld cont stop stp ttin ttou urg " \
  34        "xcpu xfsz vtalrm prof winch io pwr sys emt lost"
  35
  36int aa_may_ptrace(struct aa_label *tracer, struct aa_label *tracee,
  37                  u32 request);
  38int aa_may_signal(struct aa_label *sender, struct aa_label *target, int sig);
  39
  40#endif /* __AA_IPC_H */
  41