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