186 lines
3.4 KiB
C
186 lines
3.4 KiB
C
/*
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* AppArmor security module
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*
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* This file contains AppArmor auditing function definitions.
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*
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* Copyright (C) 1998-2008 Novell/SUSE
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* Copyright 2009-2010 Canonical Ltd.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation, version 2 of the
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* License.
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*/
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#ifndef __AA_AUDIT_H
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#define __AA_AUDIT_H
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#include <linux/audit.h>
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#include <linux/fs.h>
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#include <linux/lsm_audit.h>
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#include <linux/sched.h>
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#include <linux/slab.h>
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#include "file.h"
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#include "label.h"
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extern const char *const audit_mode_names[];
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#define AUDIT_MAX_INDEX 5
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enum audit_mode {
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AUDIT_NORMAL, /* follow normal auditing of accesses */
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AUDIT_QUIET_DENIED, /* quiet all denied access messages */
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AUDIT_QUIET, /* quiet all messages */
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AUDIT_NOQUIET, /* do not quiet audit messages */
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AUDIT_ALL /* audit all accesses */
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};
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enum audit_type {
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AUDIT_APPARMOR_AUDIT,
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AUDIT_APPARMOR_ALLOWED,
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AUDIT_APPARMOR_DENIED,
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AUDIT_APPARMOR_HINT,
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AUDIT_APPARMOR_STATUS,
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AUDIT_APPARMOR_ERROR,
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AUDIT_APPARMOR_KILL,
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AUDIT_APPARMOR_AUTO
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};
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extern const char *const op_table[];
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enum aa_ops {
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OP_NULL,
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OP_SYSCTL,
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OP_CAPABLE,
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OP_UNLINK,
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OP_MKDIR,
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OP_RMDIR,
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OP_MKNOD,
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OP_TRUNC,
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OP_LINK,
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OP_SYMLINK,
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OP_RENAME_SRC,
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OP_RENAME_DEST,
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OP_CHMOD,
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OP_CHOWN,
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OP_GETATTR,
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OP_OPEN,
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OP_FRECEIVE,
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OP_FPERM,
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OP_FLOCK,
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OP_FMMAP,
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OP_FMPROT,
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OP_INHERIT,
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OP_PIVOTROOT,
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OP_MOUNT,
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OP_UMOUNT,
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OP_CREATE,
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OP_POST_CREATE,
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OP_BIND,
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OP_CONNECT,
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OP_LISTEN,
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OP_ACCEPT,
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OP_SENDMSG,
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OP_RECVMSG,
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OP_GETSOCKNAME,
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OP_GETPEERNAME,
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OP_GETSOCKOPT,
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OP_SETSOCKOPT,
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OP_SHUTDOWN,
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OP_PTRACE,
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OP_SIGNAL,
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OP_EXEC,
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OP_CHANGE_HAT,
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OP_CHANGE_PROFILE,
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OP_CHANGE_ONEXEC,
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OP_SETPROCATTR,
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OP_SETRLIMIT,
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OP_PROF_REPL,
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OP_PROF_LOAD,
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OP_PROF_RM,
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};
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struct apparmor_audit_data {
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int error;
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int op;
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int type;
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struct aa_label *label;
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const char *name;
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const char *info;
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u32 request;
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u32 denied;
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union {
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struct {
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const void *target;
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union {
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struct {
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long pos;
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} iface;
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struct {
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kuid_t ouid;
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} fs;
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struct {
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int type, protocol;
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struct sock *peer_sk;
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void *addr;
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int addrlen;
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} net;
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int signal;
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};
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};
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struct {
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int rlim;
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unsigned long max;
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} rlim;
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struct {
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const char *src_name;
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const char *type;
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const char *trans;
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const char *data;
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unsigned long flags;
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} mnt;
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};
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};
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/* macros for dealing with apparmor_audit_data structure */
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#define aad(SA) (SA)->apparmor_audit_data
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#define DEFINE_AUDIT_DATA(NAME, T, X) \
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/* TODO: cleanup audit init so we don't need _aad = {0,} */ \
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struct apparmor_audit_data NAME ## _aad = { .op = (X), }; \
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struct common_audit_data NAME = \
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{ \
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.type = (T), \
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.u.tsk = NULL, \
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}; \
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NAME.apparmor_audit_data = &(NAME ## _aad)
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void aa_audit_msg(int type, struct common_audit_data *sa,
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void (*cb) (struct audit_buffer *, void *));
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int aa_audit(int type, struct aa_profile *profile, struct common_audit_data *sa,
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void (*cb) (struct audit_buffer *, void *));
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#define aa_audit_error(ERROR, SA, CB) \
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({ \
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aad((SA))->error = (ERROR); \
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aa_audit_msg(AUDIT_APPARMOR_ERROR, (SA), (CB)); \
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aad((SA))->error; \
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})
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static inline int complain_error(int error)
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{
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if (error == -EPERM || error == -EACCES)
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return 0;
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return error;
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}
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#endif /* __AA_AUDIT_H */
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