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// +build linux
  7// +build ppc64 ppc64le
  8
  9package unix
 10
 11//sys	EpollWait(epfd int, events []EpollEvent, msec int) (n int, err error)
 12//sys	Fadvise(fd int, offset int64, length int64, advice int) (err error) = SYS_FADVISE64
 13//sys	Fchown(fd int, uid int, gid int) (err error)
 14//sys	Fstat(fd int, stat *Stat_t) (err error)
 15//sys	Fstatat(dirfd int, path string, stat *Stat_t, flags int) (err error) = SYS_NEWFSTATAT
 16//sys	Fstatfs(fd int, buf *Statfs_t) (err error)
 17//sys	Ftruncate(fd int, length int64) (err error)
 18//sysnb	Getegid() (egid int)
 19//sysnb	Geteuid() (euid int)
 20//sysnb	Getgid() (gid int)
 21//sysnb	Getrlimit(resource int, rlim *Rlimit) (err error) = SYS_UGETRLIMIT
 22//sysnb	Getuid() (uid int)
 23//sys	Ioperm(from int, num int, on int) (err error)
 24//sys	Iopl(level int) (err error)
 25//sys	Lchown(path string, uid int, gid int) (err error)
 26//sys	Listen(s int, n int) (err error)
 27//sys	Lstat(path string, stat *Stat_t) (err error)
 28//sys	Pause() (err error)
 29//sys	pread(fd int, p []byte, offset int64) (n int, err error) = SYS_PREAD64
 30//sys	pwrite(fd int, p []byte, offset int64) (n int, err error) = SYS_PWRITE64
 31//sys	Renameat(olddirfd int, oldpath string, newdirfd int, newpath string) (err error)
 32//sys	Seek(fd int, offset int64, whence int) (off int64, err error) = SYS_LSEEK
 33//sys	Select(nfd int, r *FdSet, w *FdSet, e *FdSet, timeout *Timeval) (n int, err error) = SYS__NEWSELECT
 34//sys	sendfile(outfd int, infd int, offset *int64, count int) (written int, err error)
 35//sys	setfsgid(gid int) (prev int, err error)
 36//sys	setfsuid(uid int) (prev int, err error)
 37//sys	Shutdown(fd int, how int) (err error)
 38//sys	Splice(rfd int, roff *int64, wfd int, woff *int64, len int, flags int) (n int64, err error)
 39//sys	Stat(path string, stat *Stat_t) (err error)
 40//sys	Statfs(path string, buf *Statfs_t) (err error)
 41//sys	Truncate(path string, length int64) (err error)
 42//sys	Ustat(dev int, ubuf *Ustat_t) (err error)
 43//sys	accept4(s int, rsa *RawSockaddrAny, addrlen *_Socklen, flags int) (fd int, err error)
 44//sys	bind(s int, addr unsafe.Pointer, addrlen _Socklen) (err error)
 45//sys	connect(s int, addr unsafe.Pointer, addrlen _Socklen) (err error)
 46//sysnb	getgroups(n int, list *_Gid_t) (nn int, err error)
 47//sysnb	setgroups(n int, list *_Gid_t) (err error)
 48//sys	getsockopt(s int, level int, name int, val unsafe.Pointer, vallen *_Socklen) (err error)
 49//sys	setsockopt(s int, level int, name int, val unsafe.Pointer, vallen uintptr) (err error)
 50//sysnb	socket(domain int, typ int, proto int) (fd int, err error)
 51//sysnb	socketpair(domain int, typ int, proto int, fd *[2]int32) (err error)
 52//sysnb	getpeername(fd int, rsa *RawSockaddrAny, addrlen *_Socklen) (err error)
 53//sysnb	getsockname(fd int, rsa *RawSockaddrAny, addrlen *_Socklen) (err error)
 54//sys	recvfrom(fd int, p []byte, flags int, from *RawSockaddrAny, fromlen *_Socklen) (n int, err error)
 55//sys	sendto(s int, buf []byte, flags int, to unsafe.Pointer, addrlen _Socklen) (err error)
 56//sys	recvmsg(s int, msg *Msghdr, flags int) (n int, err error)
 57//sys	sendmsg(s int, msg *Msghdr, flags int) (n int, err error)
 58//sys	mmap(addr uintptr, length uintptr, prot int, flags int, fd int, offset int64) (xaddr uintptr, err error)
 59
 60//sys	futimesat(dirfd int, path string, times *[2]Timeval) (err error)
 61//sysnb	Gettimeofday(tv *Timeval) (err error)
 62//sysnb	Time(t *Time_t) (tt Time_t, err error)
 63//sys	Utime(path string, buf *Utimbuf) (err error)
 64//sys	utimes(path string, times *[2]Timeval) (err error)
 65
 66func setTimespec(sec, nsec int64) Timespec {
 67	return Timespec{Sec: sec, Nsec: nsec}
 68}
 69
 70func setTimeval(sec, usec int64) Timeval {
 71	return Timeval{Sec: sec, Usec: usec}
 72}
 73
 74func (r *PtraceRegs) PC() uint64 { return r.Nip }
 75
 76func (r *PtraceRegs) SetPC(pc uint64) { r.Nip = pc }
 77
 78func (iov *Iovec) SetLen(length int) {
 79	iov.Len = uint64(length)
 80}
 81
 82func (msghdr *Msghdr) SetControllen(length int) {
 83	msghdr.Controllen = uint64(length)
 84}
 85
 86func (msghdr *Msghdr) SetIovlen(length int) {
 87	msghdr.Iovlen = uint64(length)
 88}
 89
 90func (cmsg *Cmsghdr) SetLen(length int) {
 91	cmsg.Len = uint64(length)
 92}
 93
 94func (rsa *RawSockaddrNFCLLCP) SetServiceNameLen(length int) {
 95	rsa.Service_name_len = uint64(length)
 96}
 97
 98//sys	syncFileRange2(fd int, flags int, off int64, n int64) (err error) = SYS_SYNC_FILE_RANGE2
 99
100func SyncFileRange(fd int, off int64, n int64, flags int) error {
101	// The sync_file_range and sync_file_range2 syscalls differ only in the
102	// order of their arguments.
103	return syncFileRange2(fd, flags, off, n)
104}
105
106//sys	kexecFileLoad(kernelFd int, initrdFd int, cmdlineLen int, cmdline string, flags int) (err error)
107
108func KexecFileLoad(kernelFd int, initrdFd int, cmdline string, flags int) error {
109	cmdlineLen := len(cmdline)
110	if cmdlineLen > 0 {
111		// Account for the additional NULL byte added by
112		// BytePtrFromString in kexecFileLoad. The kexec_file_load
113		// syscall expects a NULL-terminated string.
114		cmdlineLen++
115	}
116	return kexecFileLoad(kernelFd, initrdFd, cmdlineLen, cmdline, flags)
117}