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 aix 6// +build ppc64 7 8package unix 9 10//sysnb Getrlimit(resource int, rlim *Rlimit) (err error) 11//sysnb Setrlimit(resource int, rlim *Rlimit) (err error) 12//sys Seek(fd int, offset int64, whence int) (off int64, err error) = lseek 13 14//sys mmap(addr uintptr, length uintptr, prot int, flags int, fd int, offset int64) (xaddr uintptr, err error) = mmap64 15 16func setTimespec(sec, nsec int64) Timespec { 17 return Timespec{Sec: sec, Nsec: nsec} 18} 19 20func setTimeval(sec, usec int64) Timeval { 21 return Timeval{Sec: int64(sec), Usec: int32(usec)} 22} 23 24func (iov *Iovec) SetLen(length int) { 25 iov.Len = uint64(length) 26} 27 28func (msghdr *Msghdr) SetControllen(length int) { 29 msghdr.Controllen = uint32(length) 30} 31 32func (cmsg *Cmsghdr) SetLen(length int) { 33 cmsg.Len = uint32(length) 34} 35 36// In order to only have Timespec structure, type of Stat_t's fields 37// Atim, Mtim and Ctim is changed from StTimespec to Timespec during 38// ztypes generation. 39// On ppc64, Timespec.Nsec is an int64 while StTimespec.Nsec is an 40// int32, so the fields' value must be modified. 41func fixStatTimFields(stat *Stat_t) { 42 stat.Atim.Nsec >>= 32 43 stat.Mtim.Nsec >>= 32 44 stat.Ctim.Nsec >>= 32 45} 46 47func Fstat(fd int, stat *Stat_t) error { 48 err := fstat(fd, stat) 49 if err != nil { 50 return err 51 } 52 fixStatTimFields(stat) 53 return nil 54} 55 56func Fstatat(dirfd int, path string, stat *Stat_t, flags int) error { 57 err := fstatat(dirfd, path, stat, flags) 58 if err != nil { 59 return err 60 } 61 fixStatTimFields(stat) 62 return nil 63} 64 65func Lstat(path string, stat *Stat_t) error { 66 err := lstat(path, stat) 67 if err != nil { 68 return err 69 } 70 fixStatTimFields(stat) 71 return nil 72} 73 74func Stat(path string, statptr *Stat_t) error { 75 err := stat(path, statptr) 76 if err != nil { 77 return err 78 } 79 fixStatTimFields(statptr) 80 return nil 81} 82