#ifndef _BSM_AUDIT_KERNEL_H
#define _BSM_AUDIT_KERNEL_H
#ifdef KERNEL
#include <bsm/audit.h>
#include <sys/sysctl.h>
#include <sys/user.h>
#include <sys/ipc.h>
extern int audit_enabled;
extern int audit_suspended;
#define BSM_SUCCESS 0
#define BSM_FAILURE 1
#define BSM_NOAUDIT 2
#define ARG_EUID 0x0000000000000001ULL
#define ARG_RUID 0x0000000000000002ULL
#define ARG_SUID 0x0000000000000004ULL
#define ARG_EGID 0x0000000000000008ULL
#define ARG_RGID 0x0000000000000010ULL
#define ARG_SGID 0x0000000000000020ULL
#define ARG_PID 0x0000000000000040ULL
#define ARG_UID 0x0000000000000080ULL
#define ARG_AUID 0x0000000000000100ULL
#define ARG_GID 0x0000000000000200ULL
#define ARG_FD 0x0000000000000400ULL
#define ARG_POSIX_IPC_PERM 0x0000000000000800ULL
#define ARG_FFLAGS 0x0000000000001000ULL
#define ARG_MODE 0x0000000000002000ULL
#define ARG_DEV 0x0000000000004000ULL
#define ARG_ADDR 0x0000000000008000ULL
#define ARG_LEN 0x0000000000010000ULL
#define ARG_MASK 0x0000000000020000ULL
#define ARG_SIGNUM 0x0000000000040000ULL
#define ARG_LOGIN 0x0000000000080000ULL
#define ARG_SADDRINET 0x0000000000100000ULL
#define ARG_SADDRINET6 0x0000000000200000ULL
#define ARG_SADDRUNIX 0x0000000000400000ULL
#define ARG_KPATH1 0x0000000000800000ULL
#define ARG_KPATH2 0x0000000001000000ULL
#define ARG_UPATH1 0x0000000002000000ULL
#define ARG_UPATH2 0x0000000004000000ULL
#define ARG_TEXT 0x0000000008000000ULL
#define ARG_VNODE1 0x0000000010000000ULL
#define ARG_VNODE2 0x0000000020000000ULL
#define ARG_SVIPC_CMD 0x0000000040000000ULL
#define ARG_SVIPC_PERM 0x0000000080000000ULL
#define ARG_SVIPC_ID 0x0000000100000000ULL
#define ARG_SVIPC_ADDR 0x0000000200000000ULL
#define ARG_GROUPSET 0x0000000400000000ULL
#define ARG_CMD 0x0000000800000000ULL
#define ARG_SOCKINFO 0x0000001000000000ULL
#define ARG_ASID 0x0000002000000000ULL
#define ARG_TERMID 0x0000004000000000ULL
#define ARG_AUDITON 0x0000008000000000ULL
#define ARG_VALUE 0x0000010000000000ULL
#define ARG_AMASK 0x0000020000000000ULL
#define ARG_CTLNAME 0x0000040000000000ULL
#define ARG_PROCESS 0x0000080000000000ULL
#define ARG_MACHPORT1 0x0000100000000000ULL
#define ARG_MACHPORT2 0x0000200000000000ULL
#define ARG_NONE 0x0000000000000000ULL
#define ARG_ALL 0xFFFFFFFFFFFFFFFFULL
#define AR_COMMIT_KERNEL 0x00000001U
#define AR_COMMIT_USER 0x00000010U
struct vnode_au_info {
mode_t vn_mode;
uid_t vn_uid;
gid_t vn_gid;
dev_t vn_dev;
long vn_fsid;
long vn_fileid;
long vn_gen;
};
struct groupset {
gid_t gidset[NGROUPS];
u_int gidset_size;
};
struct socket_au_info {
int so_domain;
int so_type;
int so_protocol;
in_addr_t so_raddr;
in_addr_t so_laddr;
u_short so_rport;
u_short so_lport;
};
union auditon_udata {
char au_path[MAXPATHLEN];
long au_cond;
long au_flags;
long au_policy;
au_evclass_map_t au_evclass;
au_mask_t au_mask;
auditinfo_t au_auinfo;
auditpinfo_t au_aupinfo;
auditpinfo_addr_t au_aupinfo_addr;
au_qctrl_t au_qctrl;
au_stat_t au_stat;
au_fstat_t au_fstat;
};
struct posix_ipc_perm {
uid_t pipc_uid;
gid_t pipc_gid;
mode_t pipc_mode;
};
struct audit_record {
u_int32_t ar_magic;
int ar_event;
int ar_retval;
int ar_errno;
struct timespec ar_starttime;
struct timespec ar_endtime;
u_int64_t ar_valid_arg;
struct xucred ar_subj_cred;
uid_t ar_subj_ruid;
gid_t ar_subj_rgid;
gid_t ar_subj_egid;
uid_t ar_subj_auid;
pid_t ar_subj_asid;
pid_t ar_subj_pid;
struct au_tid ar_subj_term;
char ar_subj_comm[MAXCOMLEN + 1];
struct au_mask ar_subj_amask;
uid_t ar_arg_euid;
uid_t ar_arg_ruid;
uid_t ar_arg_suid;
gid_t ar_arg_egid;
gid_t ar_arg_rgid;
gid_t ar_arg_sgid;
pid_t ar_arg_pid;
pid_t ar_arg_asid;
struct au_tid ar_arg_termid;
uid_t ar_arg_uid;
uid_t ar_arg_auid;
gid_t ar_arg_gid;
struct groupset ar_arg_groups;
int ar_arg_fd;
int ar_arg_fflags;
mode_t ar_arg_mode;
int ar_arg_dev;
long ar_arg_value;
void * ar_arg_addr;
int ar_arg_len;
int ar_arg_mask;
u_int ar_arg_signum;
char ar_arg_login[MAXLOGNAME];
int ar_arg_ctlname[CTL_MAXNAME];
struct sockaddr ar_arg_sockaddr;
struct socket_au_info ar_arg_sockinfo;
char *ar_arg_upath1;
char *ar_arg_upath2;
char *ar_arg_kpath1;
char *ar_arg_kpath2;
char *ar_arg_text;
struct au_mask ar_arg_amask;
struct vnode_au_info ar_arg_vnode1;
struct vnode_au_info ar_arg_vnode2;
int ar_arg_cmd;
int ar_arg_svipc_cmd;
struct ipc_perm ar_arg_svipc_perm;
int ar_arg_svipc_id;
void * ar_arg_svipc_addr;
struct posix_ipc_perm ar_arg_pipc_perm;
mach_port_name_t ar_arg_mach_port1;
mach_port_name_t ar_arg_mach_port2;
union auditon_udata ar_arg_auditon;
};
struct kaudit_record {
struct audit_record k_ar;
u_int32_t k_ar_commit;
void *k_udata;
u_int k_ulen;
struct uthread *k_uthread;
TAILQ_ENTRY(kaudit_record) k_q;
};
struct proc;
struct vnode;
struct componentname;
void audit_abort(struct kaudit_record *ar);
void audit_commit(struct kaudit_record *ar, int error,
int retval);
void audit_init(void);
void audit_shutdown(void);
struct kaudit_record *audit_new(int event, struct proc *p,
struct uthread *uthread);
void audit_syscall_enter(unsigned short code,
struct proc *proc, struct uthread *uthread);
void audit_syscall_exit(int error, struct proc *proc,
struct uthread *uthread);
void audit_mach_syscall_enter(unsigned short audit_event);
void audit_mach_syscall_exit(int retval,
struct uthread *uthread);
int kaudit_to_bsm(struct kaudit_record *kar,
struct au_record **pau);
int bsm_rec_verify(void *rec);
struct au_record *kau_open(void);
int kau_write(struct au_record *rec, token_t *m);
int kau_close(struct au_record *rec,
struct timespec *endtime, short event);
void kau_free(struct au_record *rec);
void kau_init(void);
token_t *kau_to_file(const char *file, const struct timeval *tv);
token_t *kau_to_header(const struct timespec *ctime, int rec_size,
au_event_t e_type, au_emod_t e_mod);
token_t *kau_to_header32(const struct timespec *ctime, int rec_size,
au_event_t e_type, au_emod_t e_mod);
token_t *kau_to_header64(const struct timespec *ctime, int rec_size,
au_event_t e_type, au_emod_t e_mod);
#ifdef AUDIT
void audit_arg_addr(user_addr_t addr);
void audit_arg_len(user_size_t len);
void audit_arg_fd(int fd);
void audit_arg_fflags(int fflags);
void audit_arg_gid(gid_t gid, gid_t egid, gid_t rgid,
gid_t sgid);
void audit_arg_uid(uid_t uid, uid_t euid, uid_t ruid,
uid_t suid);
void audit_arg_groupset(const gid_t *gidset, u_int gidset_size);
void audit_arg_login(const char *login);
void audit_arg_ctlname(const int *name, int namelen);
void audit_arg_mask(int mask);
void audit_arg_mode(mode_t mode);
void audit_arg_dev(int dev);
void audit_arg_value(long value);
void audit_arg_owner(uid_t uid, gid_t gid);
void audit_arg_pid(pid_t pid);
void audit_arg_process(struct proc *p);
void audit_arg_signum(u_int signum);
void audit_arg_socket(int sodomain, int sotype,
int soprotocol);
void audit_arg_sockaddr(struct proc *p,
struct sockaddr *so);
void audit_arg_auid(uid_t auid);
void audit_arg_auditinfo(const struct auditinfo *au_info);
void audit_arg_upath(struct proc *p, char *upath,
u_int64_t flags);
void audit_arg_vnpath(struct vnode *vp, u_int64_t flags);
void audit_arg_vnpath_withref(struct vnode *vp, u_int64_t flags);
void audit_arg_text(const char *text);
void audit_arg_cmd(int cmd);
void audit_arg_svipc_cmd(int cmd);
void audit_arg_svipc_perm(const struct ipc_perm *perm);
void audit_arg_svipc_id(int id);
void audit_arg_svipc_addr(void *addr);
void audit_arg_posix_ipc_perm(uid_t uid, gid_t gid,
mode_t mode);
void audit_arg_auditon(const union auditon_udata *udata);
void audit_arg_file(struct proc *p, const struct fileproc *fp);
void audit_arg_mach_port1(mach_port_name_t port);
void audit_arg_mach_port2(mach_port_name_t port);
void audit_sysclose(struct proc *p, int fd);
void audit_proc_init(struct proc *p);
void audit_proc_fork(struct proc *parent,
struct proc *child);
void audit_proc_free(struct proc *p);
#define AUDIT_ARG(op, args...) do { \
if (audit_enabled) \
audit_arg_ ## op (args); \
} while (0)
#define AUDIT_SYSCALL_ENTER(args...) do { \
if (audit_enabled) { \
audit_syscall_enter(args); \
} \
} while (0)
#define AUDIT_SYSCALL_EXIT(error, proc, uthread) do { \
if (audit_enabled || (uthread->uu_ar != NULL)) { \
audit_syscall_exit(error, proc, uthread); \
} \
} while (0)
#define AUDIT_MACH_SYSCALL_ENTER(args...) do { \
if (audit_enabled) { \
audit_mach_syscall_enter(args); \
} \
} while (0)
#define AUDIT_MACH_SYSCALL_EXIT(retval) do { \
struct uthread *__uthread = get_bsdthread_info(current_thread()); \
if (audit_enabled || (__uthread->uu_ar != NULL)) { \
audit_mach_syscall_exit(retval, __uthread); \
} \
} while (0)
#define AUDIT_SYSCLOSE(args...) do { \
if (audit_enabled) \
audit_sysclose(args); \
} while (0)
#else
#define AUDIT_SYSCALL_ENTER(args...) do { \
} while (0)
#define AUDIT_SYSCALL_EXIT(error, proc, uthread) do { \
} while (0)
#define AUDIT_MACH_SYSCALL_ENTER(args...) do { \
} while (0)
#define AUDIT_MACH_SYSCALL_EXIT(retval) do { \
} while (0)
#define AUDIT_SYSCLOSE(op, args...) do { \
} while (0)
#endif
#endif
#endif