1// Copyright 2015 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 && (mips64 || mips64le)
6// +build linux
7// +build mips64 mips64le
8
9package unix
10
11//sys	dup2(oldfd int, newfd int) (err error)
12//sysnb	EpollCreate(size int) (fd int, err error)
13//sys	EpollWait(epfd int, events []EpollEvent, msec int) (n int, err error)
14//sys	Fadvise(fd int, offset int64, length int64, advice int) (err error) = SYS_FADVISE64
15//sys	Fchown(fd int, uid int, gid int) (err error)
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)
22//sysnb	Getuid() (uid int)
23//sys	Lchown(path string, uid int, gid int) (err error)
24//sys	Listen(s int, n int) (err error)
25//sys	Pause() (err error)
26//sys	Pread(fd int, p []byte, offset int64) (n int, err error) = SYS_PREAD64
27//sys	Pwrite(fd int, p []byte, offset int64) (n int, err error) = SYS_PWRITE64
28//sys	Renameat(olddirfd int, oldpath string, newdirfd int, newpath string) (err error)
29//sys	Seek(fd int, offset int64, whence int) (off int64, err error) = SYS_LSEEK
30
31func Select(nfd int, r *FdSet, w *FdSet, e *FdSet, timeout *Timeval) (n int, err error) {
32	var ts *Timespec
33	if timeout != nil {
34		ts = &Timespec{Sec: timeout.Sec, Nsec: timeout.Usec * 1000}
35	}
36	return Pselect(nfd, r, w, e, ts, nil)
37}
38
39//sys	sendfile(outfd int, infd int, offset *int64, count int) (written int, err error)
40//sys	setfsgid(gid int) (prev int, err error)
41//sys	setfsuid(uid int) (prev int, err error)
42//sysnb	Setregid(rgid int, egid int) (err error)
43//sysnb	Setresgid(rgid int, egid int, sgid int) (err error)
44//sysnb	Setresuid(ruid int, euid int, suid int) (err error)
45//sysnb	Setrlimit(resource int, rlim *Rlimit) (err error)
46//sysnb	Setreuid(ruid int, euid int) (err error)
47//sys	Shutdown(fd int, how int) (err error)
48//sys	Splice(rfd int, roff *int64, wfd int, woff *int64, len int, flags int) (n int64, err error)
49//sys	Statfs(path string, buf *Statfs_t) (err error)
50//sys	SyncFileRange(fd int, off int64, n int64, flags int) (err error)
51//sys	Truncate(path string, length int64) (err error)
52//sys	Ustat(dev int, ubuf *Ustat_t) (err error)
53//sys	accept(s int, rsa *RawSockaddrAny, addrlen *_Socklen) (fd int, 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//sysnb	setgroups(n int, list *_Gid_t) (err error)
59//sys	getsockopt(s int, level int, name int, val unsafe.Pointer, vallen *_Socklen) (err error)
60//sys	setsockopt(s int, level int, name int, val unsafe.Pointer, vallen uintptr) (err error)
61//sysnb	socket(domain int, typ int, proto int) (fd int, err error)
62//sysnb	socketpair(domain int, typ int, proto int, fd *[2]int32) (err error)
63//sysnb	getpeername(fd int, rsa *RawSockaddrAny, addrlen *_Socklen) (err error)
64//sysnb	getsockname(fd int, rsa *RawSockaddrAny, addrlen *_Socklen) (err error)
65//sys	recvfrom(fd int, p []byte, flags int, from *RawSockaddrAny, fromlen *_Socklen) (n int, err error)
66//sys	sendto(s int, buf []byte, flags int, to unsafe.Pointer, addrlen _Socklen) (err error)
67//sys	recvmsg(s int, msg *Msghdr, flags int) (n int, err error)
68//sys	sendmsg(s int, msg *Msghdr, flags int) (n int, err error)
69//sys	mmap(addr uintptr, length uintptr, prot int, flags int, fd int, offset int64) (xaddr uintptr, err error)
70
71//sys	futimesat(dirfd int, path string, times *[2]Timeval) (err error)
72//sysnb	Gettimeofday(tv *Timeval) (err error)
73
74func Time(t *Time_t) (tt Time_t, err error) {
75	var tv Timeval
76	err = Gettimeofday(&tv)
77	if err != nil {
78		return 0, err
79	}
80	if t != nil {
81		*t = Time_t(tv.Sec)
82	}
83	return Time_t(tv.Sec), nil
84}
85
86//sys	Utime(path string, buf *Utimbuf) (err error)
87//sys	utimes(path string, times *[2]Timeval) (err error)
88
89func setTimespec(sec, nsec int64) Timespec {
90	return Timespec{Sec: sec, Nsec: nsec}
91}
92
93func setTimeval(sec, usec int64) Timeval {
94	return Timeval{Sec: sec, Usec: usec}
95}
96
97func Pipe(p []int) (err error) {
98	if len(p) != 2 {
99		return EINVAL
100	}
101	var pp [2]_C_int
102	err = pipe2(&pp, 0)
103	p[0] = int(pp[0])
104	p[1] = int(pp[1])
105	return
106}
107
108//sysnb	pipe2(p *[2]_C_int, flags int) (err error)
109
110func Pipe2(p []int, flags int) (err error) {
111	if len(p) != 2 {
112		return EINVAL
113	}
114	var pp [2]_C_int
115	err = pipe2(&pp, flags)
116	p[0] = int(pp[0])
117	p[1] = int(pp[1])
118	return
119}
120
121func Ioperm(from int, num int, on int) (err error) {
122	return ENOSYS
123}
124
125func Iopl(level int) (err error) {
126	return ENOSYS
127}
128
129type stat_t struct {
130	Dev        uint32
131	Pad0       [3]int32
132	Ino        uint64
133	Mode       uint32
134	Nlink      uint32
135	Uid        uint32
136	Gid        uint32
137	Rdev       uint32
138	Pad1       [3]uint32
139	Size       int64
140	Atime      uint32
141	Atime_nsec uint32
142	Mtime      uint32
143	Mtime_nsec uint32
144	Ctime      uint32
145	Ctime_nsec uint32
146	Blksize    uint32
147	Pad2       uint32
148	Blocks     int64
149}
150
151//sys	fstat(fd int, st *stat_t) (err error)
152//sys	fstatat(dirfd int, path string, st *stat_t, flags int) (err error) = SYS_NEWFSTATAT
153//sys	lstat(path string, st *stat_t) (err error)
154//sys	stat(path string, st *stat_t) (err error)
155
156func Fstat(fd int, s *Stat_t) (err error) {
157	st := &stat_t{}
158	err = fstat(fd, st)
159	fillStat_t(s, st)
160	return
161}
162
163func Fstatat(dirfd int, path string, s *Stat_t, flags int) (err error) {
164	st := &stat_t{}
165	err = fstatat(dirfd, path, st, flags)
166	fillStat_t(s, st)
167	return
168}
169
170func Lstat(path string, s *Stat_t) (err error) {
171	st := &stat_t{}
172	err = lstat(path, st)
173	fillStat_t(s, st)
174	return
175}
176
177func Stat(path string, s *Stat_t) (err error) {
178	st := &stat_t{}
179	err = stat(path, st)
180	fillStat_t(s, st)
181	return
182}
183
184func fillStat_t(s *Stat_t, st *stat_t) {
185	s.Dev = st.Dev
186	s.Ino = st.Ino
187	s.Mode = st.Mode
188	s.Nlink = st.Nlink
189	s.Uid = st.Uid
190	s.Gid = st.Gid
191	s.Rdev = st.Rdev
192	s.Size = st.Size
193	s.Atim = Timespec{int64(st.Atime), int64(st.Atime_nsec)}
194	s.Mtim = Timespec{int64(st.Mtime), int64(st.Mtime_nsec)}
195	s.Ctim = Timespec{int64(st.Ctime), int64(st.Ctime_nsec)}
196	s.Blksize = st.Blksize
197	s.Blocks = st.Blocks
198}
199
200func (r *PtraceRegs) PC() uint64 { return r.Epc }
201
202func (r *PtraceRegs) SetPC(pc uint64) { r.Epc = pc }
203
204func (iov *Iovec) SetLen(length int) {
205	iov.Len = uint64(length)
206}
207
208func (msghdr *Msghdr) SetControllen(length int) {
209	msghdr.Controllen = uint64(length)
210}
211
212func (msghdr *Msghdr) SetIovlen(length int) {
213	msghdr.Iovlen = uint64(length)
214}
215
216func (cmsg *Cmsghdr) SetLen(length int) {
217	cmsg.Len = uint64(length)
218}
219
220func (rsa *RawSockaddrNFCLLCP) SetServiceNameLen(length int) {
221	rsa.Service_name_len = uint64(length)
222}
223
224func InotifyInit() (fd int, err error) {
225	return InotifyInit1(0)
226}
227
228//sys	poll(fds *PollFd, nfds int, timeout int) (n int, err error)
229
230func Poll(fds []PollFd, timeout int) (n int, err error) {
231	if len(fds) == 0 {
232		return poll(nil, 0, timeout)
233	}
234	return poll(&fds[0], len(fds), timeout)
235}
236