github.com/gogf/gkafka@v1.0.1-0.20190702070843-033a14468069/third/golang.org/x/sys/unix/syscall_linux_riscv64.go (about)

     1  // Copyright 2018 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  // +build riscv64,linux
     6  
     7  package unix
     8  
     9  import "unsafe"
    10  
    11  func EpollCreate(size int) (fd int, err error) {
    12  	if size <= 0 {
    13  		return -1, EINVAL
    14  	}
    15  	return EpollCreate1(0)
    16  }
    17  
    18  //sys	EpollWait(epfd int, events []EpollEvent, msec int) (n int, err error) = SYS_EPOLL_PWAIT
    19  //sys	Fadvise(fd int, offset int64, length int64, advice int) (err error) = SYS_FADVISE64
    20  //sys	Fchown(fd int, uid int, gid int) (err error)
    21  //sys	Fstat(fd int, stat *Stat_t) (err error)
    22  //sys	Fstatat(fd int, path string, stat *Stat_t, flags int) (err error)
    23  //sys	Fstatfs(fd int, buf *Statfs_t) (err error)
    24  //sys	Ftruncate(fd int, length int64) (err error)
    25  //sysnb	Getegid() (egid int)
    26  //sysnb	Geteuid() (euid int)
    27  //sysnb	Getgid() (gid int)
    28  //sysnb	Getrlimit(resource int, rlim *Rlimit) (err error)
    29  //sysnb	Getuid() (uid int)
    30  //sys	Listen(s int, n int) (err error)
    31  //sys	Pread(fd int, p []byte, offset int64) (n int, err error) = SYS_PREAD64
    32  //sys	Pwrite(fd int, p []byte, offset int64) (n int, err error) = SYS_PWRITE64
    33  //sys	Seek(fd int, offset int64, whence int) (off int64, err error) = SYS_LSEEK
    34  
    35  func Select(nfd int, r *FdSet, w *FdSet, e *FdSet, timeout *Timeval) (n int, err error) {
    36  	var ts *Timespec
    37  	if timeout != nil {
    38  		ts = &Timespec{Sec: timeout.Sec, Nsec: timeout.Usec * 1000}
    39  	}
    40  	return Pselect(nfd, r, w, e, ts, nil)
    41  }
    42  
    43  //sys	sendfile(outfd int, infd int, offset *int64, count int) (written int, err error)
    44  //sys	Setfsgid(gid int) (err error)
    45  //sys	Setfsuid(uid int) (err error)
    46  //sysnb	Setregid(rgid int, egid int) (err error)
    47  //sysnb	Setresgid(rgid int, egid int, sgid int) (err error)
    48  //sysnb	Setresuid(ruid int, euid int, suid int) (err error)
    49  //sysnb	Setrlimit(resource int, rlim *Rlimit) (err error)
    50  //sysnb	Setreuid(ruid int, euid int) (err error)
    51  //sys	Shutdown(fd int, how int) (err error)
    52  //sys	Splice(rfd int, roff *int64, wfd int, woff *int64, len int, flags int) (n int64, err error)
    53  
    54  func Stat(path string, stat *Stat_t) (err error) {
    55  	return Fstatat(AT_FDCWD, path, stat, 0)
    56  }
    57  
    58  func Lchown(path string, uid int, gid int) (err error) {
    59  	return Fchownat(AT_FDCWD, path, uid, gid, AT_SYMLINK_NOFOLLOW)
    60  }
    61  
    62  func Lstat(path string, stat *Stat_t) (err error) {
    63  	return Fstatat(AT_FDCWD, path, stat, AT_SYMLINK_NOFOLLOW)
    64  }
    65  
    66  //sys	Statfs(path string, buf *Statfs_t) (err error)
    67  //sys	SyncFileRange(fd int, off int64, n int64, flags int) (err error)
    68  //sys	Truncate(path string, length int64) (err error)
    69  
    70  func Ustat(dev int, ubuf *Ustat_t) (err error) {
    71  	return ENOSYS
    72  }
    73  
    74  //sys	accept(s int, rsa *RawSockaddrAny, addrlen *_Socklen) (fd int, err error)
    75  //sys	accept4(s int, rsa *RawSockaddrAny, addrlen *_Socklen, flags int) (fd int, err error)
    76  //sys	bind(s int, addr unsafe.Pointer, addrlen _Socklen) (err error)
    77  //sys	connect(s int, addr unsafe.Pointer, addrlen _Socklen) (err error)
    78  //sysnb	getgroups(n int, list *_Gid_t) (nn int, err error)
    79  //sysnb	setgroups(n int, list *_Gid_t) (err error)
    80  //sys	getsockopt(s int, level int, name int, val unsafe.Pointer, vallen *_Socklen) (err error)
    81  //sys	setsockopt(s int, level int, name int, val unsafe.Pointer, vallen uintptr) (err error)
    82  //sysnb	socket(domain int, typ int, proto int) (fd int, err error)
    83  //sysnb	socketpair(domain int, typ int, proto int, fd *[2]int32) (err error)
    84  //sysnb	getpeername(fd int, rsa *RawSockaddrAny, addrlen *_Socklen) (err error)
    85  //sysnb	getsockname(fd int, rsa *RawSockaddrAny, addrlen *_Socklen) (err error)
    86  //sys	recvfrom(fd int, p []byte, flags int, from *RawSockaddrAny, fromlen *_Socklen) (n int, err error)
    87  //sys	sendto(s int, buf []byte, flags int, to unsafe.Pointer, addrlen _Socklen) (err error)
    88  //sys	recvmsg(s int, msg *Msghdr, flags int) (n int, err error)
    89  //sys	sendmsg(s int, msg *Msghdr, flags int) (n int, err error)
    90  //sys	mmap(addr uintptr, length uintptr, prot int, flags int, fd int, offset int64) (xaddr uintptr, err error)
    91  
    92  //sysnb	Gettimeofday(tv *Timeval) (err error)
    93  
    94  func setTimespec(sec, nsec int64) Timespec {
    95  	return Timespec{Sec: sec, Nsec: nsec}
    96  }
    97  
    98  func setTimeval(sec, usec int64) Timeval {
    99  	return Timeval{Sec: sec, Usec: usec}
   100  }
   101  
   102  func futimesat(dirfd int, path string, tv *[2]Timeval) (err error) {
   103  	if tv == nil {
   104  		return utimensat(dirfd, path, nil, 0)
   105  	}
   106  
   107  	ts := []Timespec{
   108  		NsecToTimespec(TimevalToNsec(tv[0])),
   109  		NsecToTimespec(TimevalToNsec(tv[1])),
   110  	}
   111  	return utimensat(dirfd, path, (*[2]Timespec)(unsafe.Pointer(&ts[0])), 0)
   112  }
   113  
   114  func Time(t *Time_t) (Time_t, error) {
   115  	var tv Timeval
   116  	err := Gettimeofday(&tv)
   117  	if err != nil {
   118  		return 0, err
   119  	}
   120  	if t != nil {
   121  		*t = Time_t(tv.Sec)
   122  	}
   123  	return Time_t(tv.Sec), nil
   124  }
   125  
   126  func Utime(path string, buf *Utimbuf) error {
   127  	tv := []Timeval{
   128  		{Sec: buf.Actime},
   129  		{Sec: buf.Modtime},
   130  	}
   131  	return Utimes(path, tv)
   132  }
   133  
   134  func utimes(path string, tv *[2]Timeval) (err error) {
   135  	if tv == nil {
   136  		return utimensat(AT_FDCWD, path, nil, 0)
   137  	}
   138  
   139  	ts := []Timespec{
   140  		NsecToTimespec(TimevalToNsec(tv[0])),
   141  		NsecToTimespec(TimevalToNsec(tv[1])),
   142  	}
   143  	return utimensat(AT_FDCWD, path, (*[2]Timespec)(unsafe.Pointer(&ts[0])), 0)
   144  }
   145  
   146  func Pipe(p []int) (err error) {
   147  	if len(p) != 2 {
   148  		return EINVAL
   149  	}
   150  	var pp [2]_C_int
   151  	err = pipe2(&pp, 0)
   152  	p[0] = int(pp[0])
   153  	p[1] = int(pp[1])
   154  	return
   155  }
   156  
   157  //sysnb pipe2(p *[2]_C_int, flags int) (err error)
   158  
   159  func Pipe2(p []int, flags int) (err error) {
   160  	if len(p) != 2 {
   161  		return EINVAL
   162  	}
   163  	var pp [2]_C_int
   164  	err = pipe2(&pp, flags)
   165  	p[0] = int(pp[0])
   166  	p[1] = int(pp[1])
   167  	return
   168  }
   169  
   170  func (r *PtraceRegs) PC() uint64 { return r.Pc }
   171  
   172  func (r *PtraceRegs) SetPC(pc uint64) { r.Pc = pc }
   173  
   174  func (iov *Iovec) SetLen(length int) {
   175  	iov.Len = uint64(length)
   176  }
   177  
   178  func (msghdr *Msghdr) SetControllen(length int) {
   179  	msghdr.Controllen = uint64(length)
   180  }
   181  
   182  func (cmsg *Cmsghdr) SetLen(length int) {
   183  	cmsg.Len = uint64(length)
   184  }
   185  
   186  func InotifyInit() (fd int, err error) {
   187  	return InotifyInit1(0)
   188  }
   189  
   190  func Dup2(oldfd int, newfd int) (err error) {
   191  	return Dup3(oldfd, newfd, 0)
   192  }
   193  
   194  func Pause() error {
   195  	_, err := ppoll(nil, 0, nil, nil)
   196  	return err
   197  }
   198  
   199  func Poll(fds []PollFd, timeout int) (n int, err error) {
   200  	var ts *Timespec
   201  	if timeout >= 0 {
   202  		ts = new(Timespec)
   203  		*ts = NsecToTimespec(int64(timeout) * 1e6)
   204  	}
   205  	if len(fds) == 0 {
   206  		return ppoll(nil, 0, ts, nil)
   207  	}
   208  	return ppoll(&fds[0], len(fds), ts, nil)
   209  }
   210  
   211  func Renameat(olddirfd int, oldpath string, newdirfd int, newpath string) (err error) {
   212  	return Renameat2(olddirfd, oldpath, newdirfd, newpath, 0)
   213  }