/go/vendor/golang.org/x/sys/unix/syscall_linux_riscv64.go
Go | 209 lines | 123 code | 34 blank | 52 comment | 18 complexity | ff5527914d55592f7c401cae077aa480 MD5 | raw file
- // Copyright 2018 The Go Authors. All rights reserved.
- // Use of this source code is governed by a BSD-style
- // license that can be found in the LICENSE file.
- // +build riscv64,linux
- package unix
- import "unsafe"
- func EpollCreate(size int) (fd int, err error) {
- if size <= 0 {
- return -1, EINVAL
- }
- return EpollCreate1(0)
- }
- //sys EpollWait(epfd int, events []EpollEvent, msec int) (n int, err error) = SYS_EPOLL_PWAIT
- //sys Fadvise(fd int, offset int64, length int64, advice int) (err error) = SYS_FADVISE64
- //sys Fchown(fd int, uid int, gid int) (err error)
- //sys Fstat(fd int, stat *Stat_t) (err error)
- //sys Fstatat(fd int, path string, stat *Stat_t, flags int) (err error)
- //sys Fstatfs(fd int, buf *Statfs_t) (err error)
- //sys Ftruncate(fd int, length int64) (err error)
- //sysnb Getegid() (egid int)
- //sysnb Geteuid() (euid int)
- //sysnb Getgid() (gid int)
- //sysnb Getrlimit(resource int, rlim *Rlimit) (err error)
- //sysnb Getuid() (uid int)
- //sys Listen(s int, n int) (err error)
- //sys Pread(fd int, p []byte, offset int64) (n int, err error) = SYS_PREAD64
- //sys Pwrite(fd int, p []byte, offset int64) (n int, err error) = SYS_PWRITE64
- //sys Seek(fd int, offset int64, whence int) (off int64, err error) = SYS_LSEEK
- func Select(nfd int, r *FdSet, w *FdSet, e *FdSet, timeout *Timeval) (n int, err error) {
- var ts *Timespec
- if timeout != nil {
- ts = &Timespec{Sec: timeout.Sec, Nsec: timeout.Usec * 1000}
- }
- return Pselect(nfd, r, w, e, ts, nil)
- }
- //sys sendfile(outfd int, infd int, offset *int64, count int) (written int, err error)
- //sys Setfsgid(gid int) (err error)
- //sys Setfsuid(uid int) (err error)
- //sysnb Setregid(rgid int, egid int) (err error)
- //sysnb Setresgid(rgid int, egid int, sgid int) (err error)
- //sysnb Setresuid(ruid int, euid int, suid int) (err error)
- //sysnb Setrlimit(resource int, rlim *Rlimit) (err error)
- //sysnb Setreuid(ruid int, euid int) (err error)
- //sys Shutdown(fd int, how int) (err error)
- //sys Splice(rfd int, roff *int64, wfd int, woff *int64, len int, flags int) (n int64, err error)
- func Stat(path string, stat *Stat_t) (err error) {
- return Fstatat(AT_FDCWD, path, stat, 0)
- }
- func Lchown(path string, uid int, gid int) (err error) {
- return Fchownat(AT_FDCWD, path, uid, gid, AT_SYMLINK_NOFOLLOW)
- }
- func Lstat(path string, stat *Stat_t) (err error) {
- return Fstatat(AT_FDCWD, path, stat, AT_SYMLINK_NOFOLLOW)
- }
- //sys Statfs(path string, buf *Statfs_t) (err error)
- //sys SyncFileRange(fd int, off int64, n int64, flags int) (err error)
- //sys Truncate(path string, length int64) (err error)
- func Ustat(dev int, ubuf *Ustat_t) (err error) {
- return ENOSYS
- }
- //sys accept(s int, rsa *RawSockaddrAny, addrlen *_Socklen) (fd int, err error)
- //sys accept4(s int, rsa *RawSockaddrAny, addrlen *_Socklen, flags int) (fd int, err error)
- //sys bind(s int, addr unsafe.Pointer, addrlen _Socklen) (err error)
- //sys connect(s int, addr unsafe.Pointer, addrlen _Socklen) (err error)
- //sysnb getgroups(n int, list *_Gid_t) (nn int, err error)
- //sysnb setgroups(n int, list *_Gid_t) (err error)
- //sys getsockopt(s int, level int, name int, val unsafe.Pointer, vallen *_Socklen) (err error)
- //sys setsockopt(s int, level int, name int, val unsafe.Pointer, vallen uintptr) (err error)
- //sysnb socket(domain int, typ int, proto int) (fd int, err error)
- //sysnb socketpair(domain int, typ int, proto int, fd *[2]int32) (err error)
- //sysnb getpeername(fd int, rsa *RawSockaddrAny, addrlen *_Socklen) (err error)
- //sysnb getsockname(fd int, rsa *RawSockaddrAny, addrlen *_Socklen) (err error)
- //sys recvfrom(fd int, p []byte, flags int, from *RawSockaddrAny, fromlen *_Socklen) (n int, err error)
- //sys sendto(s int, buf []byte, flags int, to unsafe.Pointer, addrlen _Socklen) (err error)
- //sys recvmsg(s int, msg *Msghdr, flags int) (n int, err error)
- //sys sendmsg(s int, msg *Msghdr, flags int) (n int, err error)
- //sys mmap(addr uintptr, length uintptr, prot int, flags int, fd int, offset int64) (xaddr uintptr, err error)
- //sysnb Gettimeofday(tv *Timeval) (err error)
- func setTimespec(sec, nsec int64) Timespec {
- return Timespec{Sec: sec, Nsec: nsec}
- }
- func setTimeval(sec, usec int64) Timeval {
- return Timeval{Sec: sec, Usec: usec}
- }
- func futimesat(dirfd int, path string, tv *[2]Timeval) (err error) {
- if tv == nil {
- return utimensat(dirfd, path, nil, 0)
- }
- ts := []Timespec{
- NsecToTimespec(TimevalToNsec(tv[0])),
- NsecToTimespec(TimevalToNsec(tv[1])),
- }
- return utimensat(dirfd, path, (*[2]Timespec)(unsafe.Pointer(&ts[0])), 0)
- }
- func Time(t *Time_t) (Time_t, error) {
- var tv Timeval
- err := Gettimeofday(&tv)
- if err != nil {
- return 0, err
- }
- if t != nil {
- *t = Time_t(tv.Sec)
- }
- return Time_t(tv.Sec), nil
- }
- func Utime(path string, buf *Utimbuf) error {
- tv := []Timeval{
- {Sec: buf.Actime},
- {Sec: buf.Modtime},
- }
- return Utimes(path, tv)
- }
- func utimes(path string, tv *[2]Timeval) (err error) {
- if tv == nil {
- return utimensat(AT_FDCWD, path, nil, 0)
- }
- ts := []Timespec{
- NsecToTimespec(TimevalToNsec(tv[0])),
- NsecToTimespec(TimevalToNsec(tv[1])),
- }
- return utimensat(AT_FDCWD, path, (*[2]Timespec)(unsafe.Pointer(&ts[0])), 0)
- }
- func Pipe(p []int) (err error) {
- if len(p) != 2 {
- return EINVAL
- }
- var pp [2]_C_int
- err = pipe2(&pp, 0)
- p[0] = int(pp[0])
- p[1] = int(pp[1])
- return
- }
- //sysnb pipe2(p *[2]_C_int, flags int) (err error)
- func Pipe2(p []int, flags int) (err error) {
- if len(p) != 2 {
- return EINVAL
- }
- var pp [2]_C_int
- err = pipe2(&pp, flags)
- p[0] = int(pp[0])
- p[1] = int(pp[1])
- return
- }
- func (r *PtraceRegs) PC() uint64 { return r.Pc }
- func (r *PtraceRegs) SetPC(pc uint64) { r.Pc = pc }
- func (iov *Iovec) SetLen(length int) {
- iov.Len = uint64(length)
- }
- func (msghdr *Msghdr) SetControllen(length int) {
- msghdr.Controllen = uint64(length)
- }
- func (cmsg *Cmsghdr) SetLen(length int) {
- cmsg.Len = uint64(length)
- }
- func InotifyInit() (fd int, err error) {
- return InotifyInit1(0)
- }
- func Dup2(oldfd int, newfd int) (err error) {
- return Dup3(oldfd, newfd, 0)
- }
- func Pause() error {
- _, err := ppoll(nil, 0, nil, nil)
- return err
- }
- func Poll(fds []PollFd, timeout int) (n int, err error) {
- var ts *Timespec
- if timeout >= 0 {
- ts = new(Timespec)
- *ts = NsecToTimespec(int64(timeout) * 1e6)
- }
- if len(fds) == 0 {
- return ppoll(nil, 0, ts, nil)
- }
- return ppoll(&fds[0], len(fds), ts, nil)
- }