module builtin

pub enum wp_sys {
	wnohang = 0x00000001
	wuntraced = 0x00000002
	wstopped = 0x00000002
	wexited	= 0x00000004
	wcontinued = 0x00000008
	wnowait = 0x01000000 // don't reap, just poll status.
	__wnothread = 0x20000000 // don't wait on children of other threads in this group
	__wall = 0x40000000 // wait on all children, regardless of type
	__wclone = 0x80000000 // wait only on non-sigchld children
}

// First argument to waitid:
pub enum wi_sys {
	p_all = 0
	p_pid = 1
	p_pgid = 2
}

pub enum fcntl {
	fd_cloexec = 0x00000001
	f_dupfd = 0x00000000
	f_exlck = 0x00000004
	f_getfd = 0x00000001
	f_getfl = 0x00000003
	f_getlk = 0x00000005
	f_getlk64 = 0x0000000c
	f_getown = 0x00000009
	f_getowner_uids = 0x00000011
	f_getown_ex = 0x00000010
	f_getsig = 0x0000000b
	f_ofd_getlk = 0x00000024
	f_ofd_setlk = 0x00000025
	f_ofd_setlkw = 0x00000026
	f_owner_pgrp = 0x00000002
	f_owner_pid = 0x00000001
	f_owner_tid = 0x00000000
	f_rdlck = 0x00000000
	f_setfd = 0x00000002
	f_setfl = 0x00000004
	f_setlk = 0x00000006
	f_setlk64 = 0x0000000d
	f_setlkw = 0x00000007
	f_setlkw64 = 0x0000000e
	f_setown = 0x00000008
	f_setown_ex = 0x0000000f
	f_setsig = 0x0000000a
	f_shlck = 0x00000008
	f_unlck = 0x00000002
	f_wrlck = 0x00000001
	lock_ex = 0x00000002
	lock_mand = 0x00000020
	lock_nb = 0x00000004
	lock_read = 0x00000040
	lock_rw = 0x000000c0
	lock_sh = 0x00000001
	lock_un = 0x00000008
	lock_write = 0x00000080
	o_accmode = 0x00000003
	o_append = 0x00000400
	o_cloexec = 0x00080000
	o_creat = 0x00000040
	o_direct = 0x00004000
	o_directory = 0x00010000
	o_dsync = 0x00001000
	o_excl = 0x00000080
	o_largefile = 0x00008000
	o_ndelay = 0x00000800
	o_noatime = 0x00040000
	o_noctty = 0x00000100
	o_nofollow = 0x00020000
	o_nonblock = 0x00000800
	o_path = 0x00200000
	o_rdonly = 0x00000000
	o_rdwr = 0x00000002
	o_trunc = 0x00000200
	o_wronly = 0x00000001
}

pub enum errno {
	enoerror = 0x00000000
	e2big = 0x00000007
	eacces = 0x0000000d
	eagain = 0x0000000b
	ebadf = 0x00000009
	ebusy = 0x00000010
	echild = 0x0000000a
	edom = 0x00000021
	eexist = 0x00000011
	efault = 0x0000000e
	efbig = 0x0000001b
	eintr = 0x00000004
	einval = 0x00000016
	eio = 0x00000005
	eisdir = 0x00000015
	emfile = 0x00000018
	emlink = 0x0000001f
	enfile = 0x00000017
	enodev = 0x00000013
	enoent = 0x00000002
	enoexec = 0x00000008
	enomem = 0x0000000c
	enospc = 0x0000001c
	enotblk = 0x0000000f
	enotdir = 0x00000014
	enotty = 0x00000019
	enxio = 0x00000006
	eperm = 0x00000001
	epipe = 0x00000020
	erange = 0x00000022
	erofs = 0x0000001e
	espipe = 0x0000001d
	esrch = 0x00000003
	etxtbsy = 0x0000001a
	exdev = 0x00000012
}

fn do_not_call_me_asm_keeper0() {
	unsafe {
		asm {
			"\n"
			"ret\n"
			""
			".intel_syntax noprefix\n"
			".globl sys_call0\n"
			".globl sys_call1, sys_call2, sys_call3\n"
			".globl sys_call4, sys_call5, sys_call6\n"
			""
			"sys_call0:\n"
				"mov rax,rdi\n"
				"syscall\n"
				"ret\n"
			""
			"sys_call1:\n"
				"mov rax,rdi\n"
				"mov rdi,rsi\n"
				"syscall\n"
				"ret\n"
			""
			"sys_call2:\n"
				"mov rax,rdi\n"
				"mov rdi,rsi\n"
				"mov rsi,rdx\n"
				"syscall\n"
				"ret\n"
			""
			"sys_call3:\n"
				"mov rax,rdi\n"
				"mov rdi,rsi\n"
				"mov rsi,rdx\n"
				"mov rdx,rcx\n"
				"syscall\n"
				"ret\n"
			""
			"sys_call4:\n"
				"mov rax,rdi\n"
				"mov rdi,rsi\n"
				"mov rsi,rdx\n"
				"mov rdx,rcx\n"
				"mov r10,r8\n"
				"syscall\n"
				"ret\n"
			""
			"sys_call5:\n"
				"mov rax,rdi\n"
				"mov rdi,rsi\n"
				"mov rsi,rdx\n"
				"mov rdx,rcx\n"
				"mov r10,r8\n"
				"mov r8,r9\n"
				"syscall\n"
				"ret\n"
			""
			"sys_call6:\n"
				"mov rax,rdi\n"
				"mov rdi,rsi\n"
				"mov rsi,rdx\n"
				"mov rdx,rcx\n"
				"mov r10,r8\n"
				"mov r8,r9\n"
				"mov r9, [rsp+8]\n"
				"syscall\n"
				"ret\n"
			""
			".att_syntax \n"
		}
	}
}

fn sys_call0(scn u64) u64
fn sys_call1(scn, arg1 u64) u64
fn sys_call2(scn, arg1, arg2 u64) u64
fn sys_call3(scn, arg1, arg2, arg3 u64) u64
fn sys_call4(scn, arg1, arg2, arg3, arg4 u64) u64
fn sys_call5(scn, arg1, arg2, arg3, arg4, arg5 u64) u64
fn sys_call6(scn, arg1, arg2, arg3, arg4, arg5, arg6 u64) u64

/*
these wrappers don't act exactly like the libc ones in regard to return value, so they have the raw syscall behavior.

    there is no errno
    if zero is the expected value, a value > 0 is the error code
    if a >=0 is a good value, then for errors, a negative error_code is returned
*/

// 0 sys_read unsigned int fd char *buf size_t count
pub fn sys_read (fd int, buf byteptr, count u64) i64 {
	return i64(sys_call3(0, u64(fd), u64(buf), count))
}

// 1 sys_write unsigned int fd, const char *buf, size_t count
pub fn sys_write(fd int, buf byteptr, count u64) i64 {
	return i64(sys_call3(1, u64(fd), u64(buf), count))
}

pub fn sys_open(filename byteptr, flags fcntl, mode int) (int, errno) {
	//2 sys_open  const char *filename  int flags int mode
	rc := int(sys_call3(2, u64(filename), u64(flags), u64(mode)))
	if rc < 0 {
		return -1, errno(-rc)
	}
	return rc, errno.enoerror
}

pub fn sys_close(fd int) int {
	// 3 sys_close unsigned int fd
	return int(sys_call1(3, u64(fd)))
}

// 9 sys_mmap unsigned long addr  unsigned long len unsigned long prot  unsigned long flags unsigned long fd  unsigned long off
pub fn sys_mmap(addr byteptr, len u64, prot u64, flags u64, fildes u64, off u64) voidptr {
	return voidptr(sys_call6(9, u64(addr), len, prot, flags, fildes, off))
}

pub fn sys_munmap(addr voidptr, len u64) int {
	// 11 sys_munmap  unsigned long addr  size_t len
	return int(sys_call2(11, u64(addr), len))
}

// 22  sys_pipe  int *filedes
pub fn sys_pipe(filedes intptr) int {
	return int(sys_call1(22, u64(filedes)))
}

// 24 sys_sched_yield
pub fn sys_sched_yield() int {
	return int(sys_call0(24))
}

pub fn sys_madvise(addr voidptr, len u64, advice int) int {
	// 28 sys_madvise unsigned long start size_t len_in int behavior
	return int(sys_call3(28, u64(addr), len, u64(advice)))
}

// 39 sys_getpid
pub fn sys_getpid() int {
	return int(sys_call0(39))
}

// 57 sys_fork
pub fn sys_fork() int {
	return int(sys_call0(57))
}

// 58 sys_vfork
pub fn sys_vfork() int {
	return int(sys_call0(58))
}

// 33  sys_dup2  unsigned int oldfd  unsigned int newfd
pub fn sys_dup2 (oldfd, newfd int) int {
	return int(sys_call2(33, u64(oldfd),u64(newfd)))
}


//59  sys_execve  const char *filename  const char *const argv[]  const char *const envp[]
//pub fn sys_execve(filename byteptr, argv []byteptr, envp []byteptr) int {
//  return sys_call3(59, filename, argv, envp)
//}


// 60 sys_exit  int error_code
pub fn sys_exit (ec int) {
	sys_call1(60, u64(ec))
}

/*
A few years old, but still relevant
https://blog.rchapman.org/posts/Linux_System_Call_Table_for_x86_64/

>0 sys_read unsigned int fd char *buf size_t count
>1 sys_write unsigned int fd const char *buf size_t count
2 sys_open  const char *filename  int flags int mode
>3 sys_close unsigned int fd
4 sys_stat  const char *filename  struct stat *statbuf
5 sys_fstat unsigned int fd struct stat *statbuf
6 sys_lstat fconst char *filename struct stat *statbuf
7 sys_poll  struct poll_fd *ufds  unsigned int nfds long timeout_msecs
8 sys_lseek unsigned int fd off_t offset  unsigned int origin
>9 sys_mmap unsigned long addr  unsigned long len unsigned long prot  unsigned long flags unsigned long fd  unsigned long off
10  sys_mprotect  unsigned long start size_t len  unsigned long prot
>11 sys_munmap  unsigned long addr  size_t len
12  sys_brk unsigned long brk
13  sys_rt_sigaction  int sig const struct sigaction *act struct sigaction *oact  size_t sigsetsize
14  sys_rt_sigprocmask  int how sigset_t *nset  sigset_t *oset  size_t sigsetsize
15  sys_rt_sigreturn  unsigned long __unused
16  sys_ioctl unsigned int fd unsigned int cmd  unsigned long arg
17  sys_pread64 unsigned long fd  char *buf size_t count  loff_t pos
18  sys_pwrite64  unsigned int fd const char *buf size_t count  loff_t pos
19  sys_readv unsigned long fd  const struct iovec *vec unsigned long vlen
20  sys_writev  unsigned long fd  const struct iovec *vec unsigned long vlen
21  sys_access  const char *filename  int mode
>22  sys_pipe  int *filedes
23  sys_select  int n fd_set *inp fd_set *outp  fd_set*exp  struct timeval *tvp
>24 sys_sched_yield
25  sys_mremap  unsigned long addr  unsigned long old_len unsigned long new_len unsigned long flags unsigned long new_addr
26  sys_msync unsigned long start size_t len  int flags
27  sys_mincore unsigned long start size_t len  unsigned char *vec
>28 sys_madvise unsigned long start size_t len_in int behavior
29  sys_shmget  key_t key size_t size int shmflg
30  sys_shmat int shmid char *shmaddr int shmflg
31  sys_shmctl  int shmid int cmd struct shmid_ds *buf
32  sys_dup unsigned int fildes
33  sys_dup2  unsigned int oldfd  unsigned int newfd
34  sys_pause
35  sys_nanosleep struct timespec *rqtp struct timespec *rmtp
36  sys_getitimer int which struct itimerval *value
37  sys_alarm unsigned int seconds
38  sys_setitimer int which struct itimerval *value struct itimerval *ovalue
>39 sys_getpid
40  sys_sendfile  int out_fd  int in_fd off_t *offset size_t count
41  sys_socket  int family  int type  int protocol
42  sys_connect int fd  struct sockaddr *uservaddr  int addrlen
43  sys_accept  int fd  struct sockaddr *upeer_sockaddr int *upeer_addrlen
44  sys_sendto  int fd  void *buff  size_t len  unsigned flags  struct sockaddr *addr int addr_len
45  sys_recvfrom  int fd  void *ubuf  size_t size unsigned flags  struct sockaddr *addr int *addr_len
46  sys_sendmsg int fd  struct msghdr *msg  unsigned flags
47  sys_recvmsg int fd  struct msghdr *msg  unsigned int flags
48  sys_shutdown  int fd  int how
49  sys_bind  int fd  struct sokaddr *umyaddr int addrlen
50  sys_listen  int fd  int backlog
51  sys_getsockname int fd  struct sockaddr *usockaddr  int *usockaddr_len
52  sys_getpeername int fd  struct sockaddr *usockaddr  int *usockaddr_len
53  sys_socketpair  int family  int type  int protocol  int *usockvec
54  sys_setsockopt  int fd  int level int optname char *optval  int optlen
55  sys_getsockopt  int fd  int level int optname char *optval  int *optlen
56  sys_clone unsigned long clone_flags unsigned long newsp void *parent_tid  void *child_tid
>57 sys_fork
>58 sys_vfork
>59 sys_execve  const char *filename  const char *const argv[]  const char *const envp[]
>60 sys_exit  int error_code
61  sys_wait4 pid_t upid  int *stat_addr  int options struct rusage *ru
62  sys_kill  pid_t pid int sig
63  sys_uname struct old_utsname *name
64  sys_semget  key_t key int nsems int semflg
65  sys_semop int semid struct sembuf *tsops  unsigned nsops
66  sys_semctl  int semid int semnum  int cmd union semun arg
67  sys_shmdt char *shmaddr
68  sys_msgget  key_t key int msgflg
69  sys_msgsnd  int msqid struct msgbuf *msgp size_t msgsz  int msgflg
70  sys_msgrcv  int msqid struct msgbuf *msgp size_t msgsz  long msgtyp int msgflg
71  sys_msgctl  int msqid int cmd struct msqid_ds *buf
72  sys_fcntl unsigned int fd unsigned int cmd  unsigned long arg
73  sys_flock unsigned int fd unsigned int cmd
74  sys_fsync unsigned int fd
75  sys_fdatasync unsigned int fd
76  sys_truncate  const char *path  long length
77  sys_ftruncate unsigned int fd unsigned long length
78  sys_getdents  unsigned int fd struct linux_dirent *dirent unsigned int count
79  sys_getcwd  char *buf unsigned long size
80  sys_chdir const char *filename
81  sys_fchdir  unsigned int fd
82  sys_rename  const char *oldname const char *newname
83  sys_mkdir const char *pathname  int mode
84  sys_rmdir const char *pathname
85  sys_creat const char *pathname  int mode
86  sys_link  const char *oldname const char *newname
87  sys_unlink  const char *pathname
88  sys_symlink const char *oldname const char *newname
89  sys_readlink  const char *path  char *buf int bufsiz
90  sys_chmod const char *filename  mode_t mode
91  sys_fchmod  unsigned int fd mode_t mode
92  sys_chown const char *filename  uid_t user  gid_t group
93  sys_fchown  unsigned int fd uid_t user  gid_t group
94  sys_lchown  const char *filename  uid_t user  gid_t group
95  sys_umask int mask
96  sys_gettimeofday  struct timeval *tv  struct timezone *tz
97  sys_getrlimit unsigned int resource struct rlimit *rlim
98  sys_getrusage int who struct rusage *ru
99  sys_sysinfo struct sysinfo *info
100 sys_times struct sysinfo *info
101 sys_ptrace  long request  long pid  unsigned long addr  unsigned long data
102 sys_getuid
103 sys_syslog  int type  char *buf int len
104 sys_getgid
105 sys_setuid  uid_t uid
106 sys_setgid  gid_t gid
107 sys_geteuid
108 sys_getegid
109 sys_setpgid pid_t pid pid_t pgid
110 sys_getppid
111 sys_getpgrp
112 sys_setsid
113 sys_setreuid  uid_t ruid  uid_t euid
114 sys_setregid  gid_t rgid  gid_t egid
115 sys_getgroups int gidsetsize  gid_t *grouplist
116 sys_setgroups int gidsetsize  gid_t *grouplist
117 sys_setresuid uid_t *ruid uid_t *euid uid_t *suid
118 sys_getresuid uid_t *ruid uid_t *euid uid_t *suid
119 sys_setresgid gid_t rgid  gid_t egid  gid_t sgid
120 sys_getresgid gid_t *rgid gid_t *egid gid_t *sgid
121 sys_getpgid pid_t pid
122 sys_setfsuid  uid_t uid
123 sys_setfsgid  gid_t gid
124 sys_getsid  pid_t pid
125 sys_capget  cap_user_header_t header  cap_user_data_t dataptr
126 sys_capset  cap_user_header_t header  const cap_user_data_t data
127 sys_rt_sigpending sigset_t *set size_t sigsetsize
128 sys_rt_sigtimedwait const sigset_t *uthese  siginfo_t *uinfo  const struct timespec *uts  size_t sigsetsize
129 sys_rt_sigqueueinfo pid_t pid int sig siginfo_t *uinfo
130 sys_rt_sigsuspend sigset_t *unewset size_t sigsetsize
131 sys_sigaltstack const stack_t *uss  stack_t *uoss
132 sys_utime char *filename  struct utimbuf *times
133 sys_mknod const char *filename  umode_t mode  unsigned dev
134 sys_uselib  NOT IMPLEMENTED
135 sys_personality unsigned int personality
136 sys_ustat unsigned dev  struct ustat *ubuf
137 sys_statfs  const char *pathname  struct statfs *buf
138 sys_fstatfs unsigned int fd struct statfs *buf
139 sys_sysfs int option  unsigned long arg1  unsigned long arg2
140 sys_getpriority int which int who
141 sys_setpriority int which int who int niceval
142 sys_sched_setparam  pid_t pid struct sched_param *param
143 sys_sched_getparam  pid_t pid struct sched_param *param
144 sys_sched_setscheduler  pid_t pid int policy  struct sched_param *param
145 sys_sched_getscheduler  pid_t pid
146 sys_sched_get_priority_max  int policy
147 sys_sched_get_priority_min  int policy
148 sys_sched_rr_get_interval pid_t pid struct timespec *interval
149 sys_mlock unsigned long start size_t len
150 sys_munlock unsigned long start size_t len
151 sys_mlockall  int flags
152 sys_munlockall
153 sys_vhangup
154 sys_modify_ldt  int func  void *ptr unsigned long bytecount
155 sys_pivot_root  const char *new_root  const char *put_old
156 sys__sysctl struct __sysctl_args *args
157 sys_prctl int option  unsigned long arg2  unsigned long arg3  unsigned long arg4    unsigned long arg5
158 sys_arch_prctl  struct task_struct *task  int code  unsigned long *addr
159 sys_adjtimex  struct timex *txc_p
160 sys_setrlimit unsigned int resource struct rlimit *rlim
161 sys_chroot  const char *filename
162 sys_sync
163 sys_acct  const char *name
164 sys_settimeofday  struct timeval *tv  struct timezone *tz
165 sys_mount char *dev_name  char *dir_name  char *type  unsigned long flags void *data
166 sys_umount2 const char *target  int flags
167 sys_swapon  const char *specialfile int swap_flags
168 sys_swapoff const char *specialfile
169 sys_reboot  int magic1  int magic2  unsigned int cmd  void *arg
170 sys_sethostname char *name  int len
171 sys_setdomainname char *name  int len
172 sys_iopl  unsigned int level  struct pt_regs *regs
173 sys_ioperm  unsigned long from  unsigned long num int turn_on
174 sys_create_module REMOVED IN Linux 2.6
175 sys_init_module void *umod  unsigned long len const char *uargs
176 sys_delete_module const chat *name_user unsigned int flags
177 sys_get_kernel_syms REMOVED IN Linux 2.6
178 sys_query_module  REMOVED IN Linux 2.6
179 sys_quotactl  unsigned int cmd  const char *special qid_t id  void *addr
180 sys_nfsservctl  NOT IMPLEMENTED
181 sys_getpmsg NOT IMPLEMENTED
182 sys_putpmsg NOT IMPLEMENTED
183 sys_afs_syscall NOT IMPLEMENTED
184 sys_tuxcall NOT IMPLEMENTED
185 sys_security  NOT IMPLEMENTED
186 sys_gettid
187 sys_readahead int fd  loff_t offset size_t count
188 sys_setxattr  const char *pathname  const char *name  const void *value size_t size int flags
189 sys_lsetxattr const char *pathname  const char *name  const void *value size_t size int flags
190 sys_fsetxattr int fd  const char *name  const void *value size_t size int flags
191 sys_getxattr  const char *pathname  const char *name  void *value size_t size
192 sys_lgetxattr const char *pathname  const char *name  void *value size_t size
193 sys_fgetxattr int fd  const har *name void *value size_t size
194 sys_listxattr const char *pathname  char *list  size_t size
195 sys_llistxattr  const char *pathname  char *list  size_t size
196 sys_flistxattr  int fd  char *list  size_t size
197 sys_removexattr const char *pathname  const char *name
198 sys_lremovexattr  const char *pathname  const char *name
199 sys_fremovexattr  int fd  const char *name
200 sys_tkill pid_t pid ing sig
201 sys_time  time_t *tloc
202 sys_futex u32 *uaddr  int op  u32 val struct timespec *utime  u32 *uaddr2 u32 val3
203 sys_sched_setaffinity pid_t pid unsigned int len  unsigned long *user_mask_ptr
204 sys_sched_getaffinity pid_t pid unsigned int len  unsigned long *user_mask_ptr
205 sys_set_thread_area NOT IMPLEMENTED. Use arch_prctl
206 sys_io_setup  unsigned nr_events  aio_context_t *ctxp
207 sys_io_destroy  aio_context_t ctx
208 sys_io_getevents  aio_context_t ctx_id  long min_nr long nr struct io_event *events
209 sys_io_submit aio_context_t ctx_id  long nr struct iocb **iocbpp
210 sys_io_cancel aio_context_t ctx_id  struct iocb *iocb struct io_event *result
211 sys_get_thread_area NOT IMPLEMENTED. Use arch_prctl
212 sys_lookup_dcookie  u64 cookie64  long buf  long len
213 sys_epoll_create  int size
214 sys_epoll_ctl_old NOT IMPLEMENTED
215 sys_epoll_wait_old  NOT IMPLEMENTED
216 sys_remap_file_pages  unsigned long start unsigned long size  unsigned long prot  unsigned long pgoff unsigned long flags
217 sys_getdents64  unsigned int fd struct linux_dirent64 *dirent unsigned int count
218 sys_set_tid_address int *tidptr
219 sys_restart_syscall
220 sys_semtimedop  int semid struct sembuf *tsops  unsigned nsops  const struct timespec *timeout
221 sys_fadvise64 int fd  loff_t offset size_t len  int advice
222 sys_timer_create  const clockid_t which_clock struct sigevent *timer_event_spec timer_t *created_timer_id
223 sys_timer_settime timer_t timer_id  int flags const struct itimerspec *new_setting  struct itimerspec *old_setting
224 sys_timer_gettime timer_t timer_id  struct itimerspec *setting
225 sys_timer_getoverrun  timer_t timer_id
226 sys_timer_delete  timer_t timer_id
227 sys_clock_settime const clockid_t which_clock const struct timespec *tp
228 sys_clock_gettime const clockid_t which_clock struct timespec *tp
229 sys_clock_getres  const clockid_t which_clock struct timespec *tp
230 sys_clock_nanosleep const clockid_t which_clock int flags const struct timespec *rqtp struct timespec *rmtp
231 sys_exit_group  int error_code
232 sys_epoll_wait  int epfd  struct epoll_event *events  int maxevents int timeout
233 sys_epoll_ctl int epfd  int op  int fd  struct epoll_event *event
234 sys_tgkill  pid_t tgid  pid_t pid int sig
235 sys_utimes  char *filename  struct timeval *utimes
236 sys_vserver NOT IMPLEMENTED
237 sys_mbind unsigned long start unsigned long len unsigned long mode  unsigned long *nmask  unsigned long maxnode unsigned flags
238 sys_set_mempolicy int mode  unsigned long *nmask  unsigned long maxnode
239 sys_get_mempolicy int *policy unsigned long *nmask  unsigned long maxnode unsigned long addr  unsigned long flags
240 sys_mq_open const char *u_name  int oflag mode_t mode struct mq_attr *u_attr
241 sys_mq_unlink const char *u_name
242 sys_mq_timedsend  mqd_t mqdes const char *u_msg_ptr size_t msg_len  unsigned int msg_prio const stuct timespec *u_abs_timeout
243 sys_mq_timedreceive mqd_t mqdes char *u_msg_ptr size_t msg_len  unsigned int *u_msg_prio  const struct timespec *u_abs_timeout
244 sys_mq_notify mqd_t mqdes const struct sigevent *u_notification
245 sys_mq_getsetattr mqd_t mqdes const struct mq_attr *u_mqstat  struct mq_attr *u_omqstat
246 sys_kexec_load  unsigned long entry unsigned long nr_segments struct kexec_segment *segments  unsigned long flags
247 sys_waitid  int which pid_t upid  struct siginfo *infop int options struct rusage *ru
248 sys_add_key const char *_type const char *_description  const void *_payload  size_t plen
249 sys_request_key const char *_type const char *_description  const char *_callout_info key_serial_t destringid
250 sys_keyctl  int option  unsigned long arg2  unsigned long arg3  unsigned long arg4  unsigned long arg5
251 sys_ioprio_set  int which int who int ioprio
252 sys_ioprio_get  int which int who
253 sys_inotify_init
254 sys_inotify_add_watch int fd  const char *pathname  u32 mask
255 sys_inotify_rm_watch  int fd  __s32 wd
256 sys_migrate_pages pid_t pid unsigned long maxnode const unsigned long *old_nodes  const unsigned long *new_nodes
257 sys_openat  int dfd const char *filename  int flags int mode
258 sys_mkdirat int dfd const char *pathname  int mode
259 sys_mknodat int dfd const char *filename  int mode  unsigned dev
260 sys_fchownat  int dfd const char *filename  uid_t user  gid_t group int flag
261 sys_futimesat int dfd const char *filename  struct timeval *utimes
262 sys_newfstatat  int dfd const char *filename  struct stat *statbuf  int flag
263 sys_unlinkat  int dfd const char *pathname  int flag
264 sys_renameat  int oldfd const char *oldname int newfd const char *newname
265 sys_linkat  int oldfd const char *oldname int newfd const char *newname int flags
266 sys_symlinkat const char *oldname int newfd const char *newname
267 sys_readlinkat  int dfd const char *pathname  char *buf int bufsiz
268 sys_fchmodat  int dfd const char *filename  mode_t mode
269 sys_faccessat int dfd const char *filename  int mode
270 sys_pselect6  int n fd_set *inp fd_set *outp  fd_set *exp struct timespec *tsp  void *sig
271 sys_ppoll struct pollfd *ufds unsigned int nfds struct timespec *tsp  const sigset_t *sigmask size_t sigsetsize
272 sys_unshare unsigned long unshare_flags
273 sys_set_robust_list struct robust_list_head *head size_t len
274 sys_get_robust_list int pid struct robust_list_head **head_ptr  size_t *len_ptr
275 sys_splice  int fd_in loff_t *off_in  int fd_out  loff_t *off_out size_t len  unsigned int flags
276 sys_tee int fdin  int fdout size_t len  unsigned int flags
277 sys_sync_file_range long fd loff_t offset loff_t bytes  long flags
278 sys_vmsplice  int fd  const struct iovec *iov unsigned long nr_segs unsigned int flags
279 sys_move_pages  pid_t pid unsigned long nr_pages  const void **pages  const int *nodes  int *status int flags
280 sys_utimensat int dfd const char *filename  struct timespec *utimes int flags
281 sys_epoll_pwait int epfd  struct epoll_event *events  int maxevents int timeout const sigset_t *sigmask size_t sigsetsize
282 sys_signalfd  int ufd sigset_t *user_mask size_t sizemask
283 sys_timerfd_create  int clockid int flags
284 sys_eventfd unsigned int count
285 sys_fallocate long fd long mode loff_t offset loff_t len
286 sys_timerfd_settime int ufd int flags const struct itimerspec *utmr struct itimerspec *otmr
287 sys_timerfd_gettime int ufd struct itimerspec *otmr
288 sys_accept4 int fd  struct sockaddr *upeer_sockaddr int *upeer_addrlen  int flags
289 sys_signalfd4 int ufd sigset_t *user_mask size_t sizemask int flags
290 sys_eventfd2  unsigned int count  int flags
291 sys_epoll_create1 int flags
292 sys_dup3  unsigned int oldfd  unsigned int newfd  int flags
293 sys_pipe2 int *filedes  int flags
294 sys_inotify_init1 int flags
295 sys_preadv  unsigned long fd  const struct iovec *vec unsigned long vlen  unsigned long pos_l unsigned long pos_h
296 sys_pwritev unsigned long fd  const struct iovec *vec unsigned long vlen  unsigned long pos_l unsigned long pos_h
297 sys_rt_tgsigqueueinfo pid_t tgid  pid_t pid int sig siginfo_t *uinfo
298 sys_perf_event_open struct perf_event_attr *attr_uptr pid_t pid int cpu int group_fd  unsigned long flags
299 sys_recvmmsg  int fd  struct msghdr *mmsg unsigned int vlen unsigned int flags  struct timespec *timeout
300 sys_fanotify_init unsigned int flags  unsigned int event_f_flags
301 sys_fanotify_mark long fanotify_fd  long flags  __u64 mask  long dfd  long pathname
302 sys_prlimit64 pid_t pid unsigned int resource const struct rlimit64 *new_rlim struct rlimit64 *old_rlim
303 sys_name_to_handle_at int dfd const char *name  struct file_handle *handle  int *mnt_id int flag
304 sys_open_by_handle_at int dfd const char *name  struct file_handle *handle  int *mnt_id int flags
305 sys_clock_adjtime clockid_t which_clock struct timex *tx
306 sys_syncfs  int fd
307 sys_sendmmsg  int fd  struct mmsghdr *mmsg  unsigned int vlen unsigned int flags
308 sys_setns int fd  int nstype
309 sys_getcpu  unsigned *cpup  unsigned *nodep struct getcpu_cache *unused
310 sys_process_vm_readv  pid_t pid const struct iovec *lvec  unsigned long liovcnt const struct iovec *rvec  unsigned long riovcnt unsigned long flags
311 sys_process_vm_writev pid_t pid const struct iovec *lvec  unsigned long liovcnt const struct iovcc *rvec  unsigned long riovcnt unsigned long flags
312 sys_kcmp  pid_t pid1  pid_t pid2  int type  unsigned long idx1  unsigned long idx2
313 sys_finit_module  int fd  const char __user *uargs  int flags
314 sys_sched_setattr pid_t pid struct sched_attr __user *attr  unsigned int flags
315 sys_sched_getattr pid_t pid struct sched_attr __user *attr  unsigned int size unsigned int flags
316 sys_renameat2 int olddfd  const char __user *oldname  int newdfd  const char __user *newname  unsigned int flags
317 sys_seccomp unsigned int op unsigned int flags  const char __user *uargs
318 sys_getrandom char __user *buf  size_t count  unsigned int flags
319 sys_memfd_create  const char __user *uname_ptr  unsigned int flags
320 sys_kexec_file_load int kernel_fd int initrd_fd unsigned long cmdline_len const char __user *cmdline_ptr  unsigned long flags
321 sys_bpf int cmd union bpf_attr *attr  unsigned int size
322 stub_execveat int dfd const char __user *filename const char __user *const __user *argv const char __user *const __user *envp int flags
323 userfaultfd int flags
324 membarrier  int cmd int flags
325 mlock2  unsigned long start size_t len  int flags
326 copy_file_range int fd_in loff_t __user *off_in int fd_out  loff_t __user * off_out size_t len  unsigned int flags
327 preadv2 unsigned long fd  const struct iovec __user *vec  unsigned long vlen  unsigned long pos_l unsigned long pos_h int flags
328 pwritev2  unsigned long fd  const struct iovec __user *vec  unsigned long vlen  unsigned long pos_l unsigned long pos_h int flags
*/