1// Copyright 2009 The Go Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style
3// license that can be found in the LICENSE file.
4
5//go:build linux && (ppc64 || ppc64le)
6
7package syscall
8
9import (
10	"unsafe"
11)
12
13const (
14	_SYS_setgroups  = SYS_SETGROUPS
15	_SYS_clone3     = 435
16	_SYS_faccessat2 = 439
17	_SYS_fchmodat2  = 452
18)
19
20//sys	Dup2(oldfd int, newfd int) (err error)
21//sys	EpollWait(epfd int, events []EpollEvent, msec int) (n int, err error)
22//sys	Fchown(fd int, uid int, gid int) (err error)
23//sys	Fstat(fd int, stat *Stat_t) (err error)
24//sys	fstatat(dirfd int, path string, stat *Stat_t, flags int) (err error) = SYS_NEWFSTATAT
25//sys	Fstatfs(fd int, buf *Statfs_t) (err error)
26//sys	Ftruncate(fd int, length int64) (err error)
27//sysnb	Getegid() (egid int)
28//sysnb	Geteuid() (euid int)
29//sysnb	Getgid() (gid int)
30//sysnb	Getrlimit(resource int, rlim *Rlimit) (err error) = SYS_UGETRLIMIT
31//sysnb	Getuid() (uid int)
32//sysnb	InotifyInit() (fd int, err error)
33//sys	Ioperm(from int, num int, on int) (err error)
34//sys	Iopl(level int) (err error)
35//sys	Lchown(path string, uid int, gid int) (err error)
36//sys	Listen(s int, n int) (err error)
37//sys	Lstat(path string, stat *Stat_t) (err error)
38//sys	Pause() (err error)
39//sys	pread(fd int, p []byte, offset int64) (n int, err error) = SYS_PREAD64
40//sys	pwrite(fd int, p []byte, offset int64) (n int, err error) = SYS_PWRITE64
41//sys	Renameat(olddirfd int, oldpath string, newdirfd int, newpath string) (err error)
42//sys	Seek(fd int, offset int64, whence int) (off int64, err error) = SYS_LSEEK
43//sys	Select(nfd int, r *FdSet, w *FdSet, e *FdSet, timeout *Timeval) (n int, err error) = SYS__NEWSELECT
44//sys	sendfile(outfd int, infd int, offset *int64, count int) (written int, err error)
45//sys	Setfsgid(gid int) (err error)
46//sys	Setfsuid(uid int) (err error)
47//sysnb	setrlimit(resource int, rlim *Rlimit) (err error) = SYS_SETRLIMIT
48//sys	Shutdown(fd int, how int) (err error)
49//sys	Splice(rfd int, roff *int64, wfd int, woff *int64, len int, flags int) (n int64, err error)
50//sys	Stat(path string, stat *Stat_t) (err error)
51//sys	Statfs(path string, buf *Statfs_t) (err error)
52//sys	Truncate(path string, length int64) (err error)
53//sys	Ustat(dev int, ubuf *Ustat_t) (err error)
54//sys	accept4(s int, rsa *RawSockaddrAny, addrlen *_Socklen, flags int) (fd int, err error)
55//sys	bind(s int, addr unsafe.Pointer, addrlen _Socklen) (err error)
56//sys	connect(s int, addr unsafe.Pointer, addrlen _Socklen) (err error)
57//sysnb	getgroups(n int, list *_Gid_t) (nn int, err error)
58//sys	getsockopt(s int, level int, name int, val unsafe.Pointer, vallen *_Socklen) (err error)
59//sys	setsockopt(s int, level int, name int, val unsafe.Pointer, vallen uintptr) (err error)
60//sysnb	socket(domain int, typ int, proto int) (fd int, err error)
61//sysnb	socketpair(domain int, typ int, proto int, fd *[2]int32) (err error)
62//sysnb	getpeername(fd int, rsa *RawSockaddrAny, addrlen *_Socklen) (err error)
63//sysnb	getsockname(fd int, rsa *RawSockaddrAny, addrlen *_Socklen) (err error)
64//sys	recvfrom(fd int, p []byte, flags int, from *RawSockaddrAny, fromlen *_Socklen) (n int, err error)
65//sys	sendto(s int, buf []byte, flags int, to unsafe.Pointer, addrlen _Socklen) (err error)
66//sys	recvmsg(s int, msg *Msghdr, flags int) (n int, err error)
67//sys	sendmsg(s int, msg *Msghdr, flags int) (n int, err error)
68//sys	mmap(addr uintptr, length uintptr, prot int, flags int, fd int, offset int64) (xaddr uintptr, err error)
69
70//sys	futimesat(dirfd int, path string, times *[2]Timeval) (err error)
71//sysnb	Gettimeofday(tv *Timeval) (err error)
72//sysnb	Time(t *Time_t) (tt Time_t, err error)
73//sys	Utime(path string, buf *Utimbuf) (err error)
74//sys	utimes(path string, times *[2]Timeval) (err error)
75
76//go:nosplit
77func rawSetrlimit(resource int, rlim *Rlimit) Errno {
78	_, _, errno := RawSyscall(SYS_SETRLIMIT, uintptr(resource), uintptr(unsafe.Pointer(rlim)), 0)
79	return errno
80}
81
82func setTimespec(sec, nsec int64) Timespec {
83	return Timespec{Sec: sec, Nsec: nsec}
84}
85
86func setTimeval(sec, usec int64) Timeval {
87	return Timeval{Sec: sec, Usec: usec}
88}
89
90func (r *PtraceRegs) PC() uint64 { return r.Nip }
91
92func (r *PtraceRegs) SetPC(pc uint64) { r.Nip = pc }
93
94func (iov *Iovec) SetLen(length int) {
95	iov.Len = uint64(length)
96}
97
98func (msghdr *Msghdr) SetControllen(length int) {
99	msghdr.Controllen = uint64(length)
100}
101
102func (cmsg *Cmsghdr) SetLen(length int) {
103	cmsg.Len = uint64(length)
104}
105
106//sys	syncFileRange2(fd int, flags int, off int64, n int64) (err error) = SYS_SYNC_FILE_RANGE2
107
108func SyncFileRange(fd int, off int64, n int64, flags int) error {
109	// The sync_file_range and sync_file_range2 syscalls differ only in the
110	// order of their arguments.
111	return syncFileRange2(fd, flags, off, n)
112}
113