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

   1/*
   2 * AppArmor security module
   3 *
   4 * This file contains AppArmor auditing function definitions.
   5 *
   6 * Copyright (C) 1998-2008 Novell/SUSE
   7 * Copyright 2009-2010 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_AUDIT_H
  16#define __AA_AUDIT_H
  17
  18#include <linux/audit.h>
  19#include <linux/fs.h>
  20#include <linux/lsm_audit.h>
  21#include <linux/sched.h>
  22#include <linux/slab.h>
  23
  24#include "file.h"
  25
  26struct aa_profile;
  27
  28extern const char *const audit_mode_names[];
  29#define AUDIT_MAX_INDEX 5
  30enum audit_mode {
  31        AUDIT_NORMAL,           /* follow normal auditing of accesses */
  32        AUDIT_QUIET_DENIED,     /* quiet all denied access messages */
  33        AUDIT_QUIET,            /* quiet all messages */
  34        AUDIT_NOQUIET,          /* do not quiet audit messages */
  35        AUDIT_ALL               /* audit all accesses */
  36};
  37
  38enum audit_type {
  39        AUDIT_APPARMOR_AUDIT,
  40        AUDIT_APPARMOR_ALLOWED,
  41        AUDIT_APPARMOR_DENIED,
  42        AUDIT_APPARMOR_HINT,
  43        AUDIT_APPARMOR_STATUS,
  44        AUDIT_APPARMOR_ERROR,
  45        AUDIT_APPARMOR_KILL,
  46        AUDIT_APPARMOR_AUTO
  47};
  48
  49extern const char *const op_table[];
  50enum aa_ops {
  51        OP_NULL,
  52
  53        OP_SYSCTL,
  54        OP_CAPABLE,
  55
  56        OP_UNLINK,
  57        OP_MKDIR,
  58        OP_RMDIR,
  59        OP_MKNOD,
  60        OP_TRUNC,
  61        OP_LINK,
  62        OP_SYMLINK,
  63        OP_RENAME_SRC,
  64        OP_RENAME_DEST,
  65        OP_CHMOD,
  66        OP_CHOWN,
  67        OP_GETATTR,
  68        OP_OPEN,
  69
  70        OP_FPERM,
  71        OP_FLOCK,
  72        OP_FMMAP,
  73        OP_FMPROT,
  74
  75        OP_CREATE,
  76        OP_POST_CREATE,
  77        OP_BIND,
  78        OP_CONNECT,
  79        OP_LISTEN,
  80        OP_ACCEPT,
  81        OP_SENDMSG,
  82        OP_RECVMSG,
  83        OP_GETSOCKNAME,
  84        OP_GETPEERNAME,
  85        OP_GETSOCKOPT,
  86        OP_SETSOCKOPT,
  87        OP_SOCK_SHUTDOWN,
  88
  89        OP_PTRACE,
  90
  91        OP_EXEC,
  92        OP_CHANGE_HAT,
  93        OP_CHANGE_PROFILE,
  94        OP_CHANGE_ONEXEC,
  95
  96        OP_SETPROCATTR,
  97        OP_SETRLIMIT,
  98
  99        OP_PROF_REPL,
 100        OP_PROF_LOAD,
 101        OP_PROF_RM,
 102};
 103
 104
 105struct apparmor_audit_data {
 106        int error;
 107        int op;
 108        int type;
 109        void *profile;
 110        const char *name;
 111        const char *info;
 112        struct task_struct *tsk;
 113        union {
 114                void *target;
 115                struct {
 116                        long pos;
 117                        void *target;
 118                } iface;
 119                struct {
 120                        int rlim;
 121                        unsigned long max;
 122                } rlim;
 123                struct {
 124                        const char *target;
 125                        u32 request;
 126                        u32 denied;
 127                        kuid_t ouid;
 128                } fs;
 129        };
 130};
 131
 132/* define a short hand for apparmor_audit_data structure */
 133#define aad apparmor_audit_data
 134
 135void aa_audit_msg(int type, struct common_audit_data *sa,
 136                  void (*cb) (struct audit_buffer *, void *));
 137int aa_audit(int type, struct aa_profile *profile, gfp_t gfp,
 138             struct common_audit_data *sa,
 139             void (*cb) (struct audit_buffer *, void *));
 140
 141static inline int complain_error(int error)
 142{
 143        if (error == -EPERM || error == -EACCES)
 144                return 0;
 145        return error;
 146}
 147
 148#endif /* __AA_AUDIT_H */
 149