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// +build amd64,darwin 6 7package unix 8 9import ( 10 "syscall" 11) 12 13//sys ptrace(request int, pid int, addr uintptr, data uintptr) (err error) 14 15func setTimespec(sec, nsec int64) Timespec { 16 return Timespec{Sec: sec, Nsec: nsec} 17} 18 19func setTimeval(sec, usec int64) Timeval { 20 return Timeval{Sec: sec, Usec: int32(usec)} 21} 22 23//sysnb gettimeofday(tp *Timeval) (sec int64, usec int32, err error) 24func Gettimeofday(tv *Timeval) (err error) { 25 // The tv passed to gettimeofday must be non-nil 26 // but is otherwise unused. The answers come back 27 // in the two registers. 28 sec, usec, err := gettimeofday(tv) 29 tv.Sec = sec 30 tv.Usec = usec 31 return err 32} 33 34func SetKevent(k *Kevent_t, fd, mode, flags int) { 35 k.Ident = uint64(fd) 36 k.Filter = int16(mode) 37 k.Flags = uint16(flags) 38} 39 40func (iov *Iovec) SetLen(length int) { 41 iov.Len = uint64(length) 42} 43 44func (msghdr *Msghdr) SetControllen(length int) { 45 msghdr.Controllen = uint32(length) 46} 47 48func (msghdr *Msghdr) SetIovlen(length int) { 49 msghdr.Iovlen = int32(length) 50} 51 52func (cmsg *Cmsghdr) SetLen(length int) { 53 cmsg.Len = uint32(length) 54} 55 56func Syscall9(num, a1, a2, a3, a4, a5, a6, a7, a8, a9 uintptr) (r1, r2 uintptr, err syscall.Errno) 57 58// SYS___SYSCTL is used by syscall_bsd.go for all BSDs, but in modern versions 59// of darwin/amd64 the syscall is called sysctl instead of __sysctl. 60const SYS___SYSCTL = SYS_SYSCTL 61 62//sys Fstat(fd int, stat *Stat_t) (err error) = SYS_FSTAT64 63//sys Fstatat(fd int, path string, stat *Stat_t, flags int) (err error) = SYS_FSTATAT64 64//sys Fstatfs(fd int, stat *Statfs_t) (err error) = SYS_FSTATFS64 65//sys getfsstat(buf unsafe.Pointer, size uintptr, flags int) (n int, err error) = SYS_GETFSSTAT64 66//sys Lstat(path string, stat *Stat_t) (err error) = SYS_LSTAT64 67//sys Stat(path string, stat *Stat_t) (err error) = SYS_STAT64 68//sys Statfs(path string, stat *Statfs_t) (err error) = SYS_STATFS64 69