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 (msghdr *Msghdr) SetIovlen(length int) { 33 msghdr.Iovlen = int32(length) 34} 35 36func (cmsg *Cmsghdr) SetLen(length int) { 37 cmsg.Len = uint32(length) 38} 39 40// In order to only have Timespec structure, type of Stat_t's fields 41// Atim, Mtim and Ctim is changed from StTimespec to Timespec during 42// ztypes generation. 43// On ppc64, Timespec.Nsec is an int64 while StTimespec.Nsec is an 44// int32, so the fields' value must be modified. 45func fixStatTimFields(stat *Stat_t) { 46 stat.Atim.Nsec >>= 32 47 stat.Mtim.Nsec >>= 32 48 stat.Ctim.Nsec >>= 32 49} 50 51func Fstat(fd int, stat *Stat_t) error { 52 err := fstat(fd, stat) 53 if err != nil { 54 return err 55 } 56 fixStatTimFields(stat) 57 return nil 58} 59 60func Fstatat(dirfd int, path string, stat *Stat_t, flags int) error { 61 err := fstatat(dirfd, path, stat, flags) 62 if err != nil { 63 return err 64 } 65 fixStatTimFields(stat) 66 return nil 67} 68 69func Lstat(path string, stat *Stat_t) error { 70 err := lstat(path, stat) 71 if err != nil { 72 return err 73 } 74 fixStatTimFields(stat) 75 return nil 76} 77 78func Stat(path string, statptr *Stat_t) error { 79 err := stat(path, statptr) 80 if err != nil { 81 return err 82 } 83 fixStatTimFields(statptr) 84 return nil 85} 86