syscall_darwin_arm64.mx raw

   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  package syscall
   6  
   7  import (
   8  	"internal/abi"
   9  	"unsafe"
  10  )
  11  
  12  func setTimespec(sec, nsec int64) Timespec {
  13  	return Timespec{Sec: sec, Nsec: nsec}
  14  }
  15  
  16  func setTimeval(sec, usec int64) Timeval {
  17  	return Timeval{Sec: sec, Usec: int32(usec)}
  18  }
  19  
  20  //sys	Fstat(fd int, stat *Stat_t) (err error)
  21  //sys	Fstatfs(fd int, stat *Statfs_t) (err error)
  22  //sysnb	Gettimeofday(tp *Timeval) (err error)
  23  //sys	Lstat(path string, stat *Stat_t) (err error)
  24  //sys	Stat(path string, stat *Stat_t) (err error)
  25  //sys	Statfs(path string, stat *Statfs_t) (err error)
  26  //sys	fstatat(fd int, path string, stat *Stat_t, flags int) (err error)
  27  //sys	ptrace(request int, pid int, addr uintptr, data uintptr) (err error)
  28  
  29  func SetKevent(k *Kevent_t, fd, mode, flags int) {
  30  	k.Ident = uint64(fd)
  31  	k.Filter = int16(mode)
  32  	k.Flags = uint16(flags)
  33  }
  34  
  35  func (iov *Iovec) SetLen(length int) {
  36  	iov.Len = uint64(length)
  37  }
  38  
  39  func (msghdr *Msghdr) SetControllen(length int) {
  40  	msghdr.Controllen = uint32(length)
  41  }
  42  
  43  func (cmsg *Cmsghdr) SetLen(length int) {
  44  	cmsg.Len = uint32(length)
  45  }
  46  
  47  func sendfile(outfd int, infd int, offset *int64, count int) (written int, err error) {
  48  	var length = uint64(count)
  49  
  50  	_, _, e1 := syscall6(abi.FuncPCABI0(libc_sendfile_trampoline), uintptr(infd), uintptr(outfd), uintptr(*offset), uintptr(unsafe.Pointer(&length)), 0, 0)
  51  
  52  	written = int(length)
  53  
  54  	if e1 != 0 {
  55  		err = e1
  56  	}
  57  	return
  58  }
  59  
  60  func libc_sendfile_trampoline()
  61  
  62  //go:cgo_import_dynamic libc_sendfile sendfile "/usr/lib/libSystem.B.dylib"
  63  
  64  // Implemented in the runtime package (runtime/sys_darwin_64.go)
  65  func syscallX(fn, a1, a2, a3 uintptr) (r1, r2 uintptr, err Errno)
  66  
  67  func Syscall9(num, a1, a2, a3, a4, a5, a6, a7, a8, a9 uintptr) (r1, r2 uintptr, err Errno) // sic
  68