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unix: add MemfdCreate on Linux

Browse Source 
Add a wrapper for the memfd_create syscall on Linux. See
http://man7.org/linux/man-pages/man2/memfd_create.2.html for more
information.

Also add the corresponding MFD_* constants to be used in the flags
argument.

Change-Id: Ib30a007e15575a38ecf204601ffede9c913799b6
Reviewed-on: https://go-review.googlesource.com/135915
Run-TryBot: Tobias Klauser <tobias.klauser@gmail.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Lance Taylor <iant@golang.org>
This commit is contained in:
Tobias Klauser
2018-09-18 11:30:11 +02:00
committed by Tobias Klauser
parent d0be0721c3
commit ee1b12c67a
26 changed files with 375 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

3
unix/mkerrors.sh
View File

@@ -193,6 +193,7 @@ struct ltchars {
#include <linux/fs.h>
#include <linux/keyctl.h>
#include <linux/magic.h>
#include <linux/memfd.h>
#include <linux/netfilter/nfnetlink.h>
#include <linux/netlink.h>
#include <linux/net_namespace.h>
@@ -413,7 +414,7 @@ ccflags="$@"
$2 ~ /^TC[IO](ON|OFF)$/ ||
$2 ~ /^IN_/ ||
$2 ~ /^LOCK_(SH|EX|NB|UN)$/ ||
$2 ~ /^(AF|SOCK|SO|SOL|IPPROTO|IP|IPV6|ICMP6|TCP|EVFILT|NOTE|EV|SHUT|PROT|MAP|T?PACKET|MSG|SCM|MCL|DT|MADV|PR)_/ ||
$2 ~ /^(AF|SOCK|SO|SOL|IPPROTO|IP|IPV6|ICMP6|TCP|EVFILT|NOTE|EV|SHUT|PROT|MAP|MFD|T?PACKET|MSG|SCM|MCL|DT|MADV|PR)_/ ||
$2 ~ /^TP_STATUS_/ ||
$2 ~ /^FALLOC_/ ||
$2 == "ICMPV6_FILTER" ||

1
unix/syscall_linux.go
View File

@@ -1320,6 +1320,7 @@ func Getpgrp() (pid int) {
//sys Llistxattr(path string, dest []byte) (sz int, err error)
//sys Lremovexattr(path string, attr string) (err error)
//sys Lsetxattr(path string, attr string, data []byte, flags int) (err error)
//sys MemfdCreate(name string, flags int) (fd int, err error)
//sys Mkdirat(dirfd int, path string, mode uint32) (err error)
//sys Mknodat(dirfd int, path string, mode uint32, dev int) (err error)
//sys Nanosleep(time *Timespec, leftover *Timespec) (err error)

15
unix/zerrors_linux_386.go
View File

@@ -977,6 +977,21 @@ const (
MCL_CURRENT = 0x1
MCL_FUTURE = 0x2
MCL_ONFAULT = 0x4
MFD_ALLOW_SEALING = 0x2
MFD_CLOEXEC = 0x1
MFD_HUGETLB = 0x4
MFD_HUGE_16GB = -0x78000000
MFD_HUGE_16MB = 0x60000000
MFD_HUGE_1GB = 0x78000000
MFD_HUGE_1MB = 0x50000000
MFD_HUGE_256MB = 0x70000000
MFD_HUGE_2GB = 0x7c000000
MFD_HUGE_2MB = 0x54000000
MFD_HUGE_512KB = 0x4c000000
MFD_HUGE_64KB = 0x40000000
MFD_HUGE_8MB = 0x5c000000
MFD_HUGE_MASK = 0x3f
MFD_HUGE_SHIFT = 0x1a
MINIX2_SUPER_MAGIC = 0x2468
MINIX2_SUPER_MAGIC2 = 0x2478
MINIX3_SUPER_MAGIC = 0x4d5a

15
unix/zerrors_linux_amd64.go
View File

@@ -977,6 +977,21 @@ const (
MCL_CURRENT = 0x1
MCL_FUTURE = 0x2
MCL_ONFAULT = 0x4
MFD_ALLOW_SEALING = 0x2
MFD_CLOEXEC = 0x1
MFD_HUGETLB = 0x4
MFD_HUGE_16GB = -0x78000000
MFD_HUGE_16MB = 0x60000000
MFD_HUGE_1GB = 0x78000000
MFD_HUGE_1MB = 0x50000000
MFD_HUGE_256MB = 0x70000000
MFD_HUGE_2GB = 0x7c000000
MFD_HUGE_2MB = 0x54000000
MFD_HUGE_512KB = 0x4c000000
MFD_HUGE_64KB = 0x40000000
MFD_HUGE_8MB = 0x5c000000
MFD_HUGE_MASK = 0x3f
MFD_HUGE_SHIFT = 0x1a
MINIX2_SUPER_MAGIC = 0x2468
MINIX2_SUPER_MAGIC2 = 0x2478
MINIX3_SUPER_MAGIC = 0x4d5a

15
unix/zerrors_linux_arm.go
View File

@@ -975,6 +975,21 @@ const (
MCL_CURRENT = 0x1
MCL_FUTURE = 0x2
MCL_ONFAULT = 0x4
MFD_ALLOW_SEALING = 0x2
MFD_CLOEXEC = 0x1
MFD_HUGETLB = 0x4
MFD_HUGE_16GB = -0x78000000
MFD_HUGE_16MB = 0x60000000
MFD_HUGE_1GB = 0x78000000
MFD_HUGE_1MB = 0x50000000
MFD_HUGE_256MB = 0x70000000
MFD_HUGE_2GB = 0x7c000000
MFD_HUGE_2MB = 0x54000000
MFD_HUGE_512KB = 0x4c000000
MFD_HUGE_64KB = 0x40000000
MFD_HUGE_8MB = 0x5c000000
MFD_HUGE_MASK = 0x3f
MFD_HUGE_SHIFT = 0x1a
MINIX2_SUPER_MAGIC = 0x2468
MINIX2_SUPER_MAGIC2 = 0x2478
MINIX3_SUPER_MAGIC = 0x4d5a

15
unix/zerrors_linux_arm64.go
View File

@@ -978,6 +978,21 @@ const (
MCL_CURRENT = 0x1
MCL_FUTURE = 0x2
MCL_ONFAULT = 0x4
MFD_ALLOW_SEALING = 0x2
MFD_CLOEXEC = 0x1
MFD_HUGETLB = 0x4
MFD_HUGE_16GB = -0x78000000
MFD_HUGE_16MB = 0x60000000
MFD_HUGE_1GB = 0x78000000
MFD_HUGE_1MB = 0x50000000
MFD_HUGE_256MB = 0x70000000
MFD_HUGE_2GB = 0x7c000000
MFD_HUGE_2MB = 0x54000000
MFD_HUGE_512KB = 0x4c000000
MFD_HUGE_64KB = 0x40000000
MFD_HUGE_8MB = 0x5c000000
MFD_HUGE_MASK = 0x3f
MFD_HUGE_SHIFT = 0x1a
MINIX2_SUPER_MAGIC = 0x2468
MINIX2_SUPER_MAGIC2 = 0x2478
MINIX3_SUPER_MAGIC = 0x4d5a

15
unix/zerrors_linux_mips.go
View File

@@ -975,6 +975,21 @@ const (
MCL_CURRENT = 0x1
MCL_FUTURE = 0x2
MCL_ONFAULT = 0x4
MFD_ALLOW_SEALING = 0x2
MFD_CLOEXEC = 0x1
MFD_HUGETLB = 0x4
MFD_HUGE_16GB = -0x78000000
MFD_HUGE_16MB = 0x60000000
MFD_HUGE_1GB = 0x78000000
MFD_HUGE_1MB = 0x50000000
MFD_HUGE_256MB = 0x70000000
MFD_HUGE_2GB = 0x7c000000
MFD_HUGE_2MB = 0x54000000
MFD_HUGE_512KB = 0x4c000000
MFD_HUGE_64KB = 0x40000000
MFD_HUGE_8MB = 0x5c000000
MFD_HUGE_MASK = 0x3f
MFD_HUGE_SHIFT = 0x1a
MINIX2_SUPER_MAGIC = 0x2468
MINIX2_SUPER_MAGIC2 = 0x2478
MINIX3_SUPER_MAGIC = 0x4d5a

15
unix/zerrors_linux_mips64.go
View File

@@ -975,6 +975,21 @@ const (
MCL_CURRENT = 0x1
MCL_FUTURE = 0x2
MCL_ONFAULT = 0x4
MFD_ALLOW_SEALING = 0x2
MFD_CLOEXEC = 0x1
MFD_HUGETLB = 0x4
MFD_HUGE_16GB = -0x78000000
MFD_HUGE_16MB = 0x60000000
MFD_HUGE_1GB = 0x78000000
MFD_HUGE_1MB = 0x50000000
MFD_HUGE_256MB = 0x70000000
MFD_HUGE_2GB = 0x7c000000
MFD_HUGE_2MB = 0x54000000
MFD_HUGE_512KB = 0x4c000000
MFD_HUGE_64KB = 0x40000000
MFD_HUGE_8MB = 0x5c000000
MFD_HUGE_MASK = 0x3f
MFD_HUGE_SHIFT = 0x1a
MINIX2_SUPER_MAGIC = 0x2468
MINIX2_SUPER_MAGIC2 = 0x2478
MINIX3_SUPER_MAGIC = 0x4d5a

15
unix/zerrors_linux_mips64le.go
View File

@@ -975,6 +975,21 @@ const (
MCL_CURRENT = 0x1
MCL_FUTURE = 0x2
MCL_ONFAULT = 0x4
MFD_ALLOW_SEALING = 0x2
MFD_CLOEXEC = 0x1
MFD_HUGETLB = 0x4
MFD_HUGE_16GB = -0x78000000
MFD_HUGE_16MB = 0x60000000
MFD_HUGE_1GB = 0x78000000
MFD_HUGE_1MB = 0x50000000
MFD_HUGE_256MB = 0x70000000
MFD_HUGE_2GB = 0x7c000000
MFD_HUGE_2MB = 0x54000000
MFD_HUGE_512KB = 0x4c000000
MFD_HUGE_64KB = 0x40000000
MFD_HUGE_8MB = 0x5c000000
MFD_HUGE_MASK = 0x3f
MFD_HUGE_SHIFT = 0x1a
MINIX2_SUPER_MAGIC = 0x2468
MINIX2_SUPER_MAGIC2 = 0x2478
MINIX3_SUPER_MAGIC = 0x4d5a

15
unix/zerrors_linux_mipsle.go
View File

@@ -975,6 +975,21 @@ const (
MCL_CURRENT = 0x1
MCL_FUTURE = 0x2
MCL_ONFAULT = 0x4
MFD_ALLOW_SEALING = 0x2
MFD_CLOEXEC = 0x1
MFD_HUGETLB = 0x4
MFD_HUGE_16GB = -0x78000000
MFD_HUGE_16MB = 0x60000000
MFD_HUGE_1GB = 0x78000000
MFD_HUGE_1MB = 0x50000000
MFD_HUGE_256MB = 0x70000000
MFD_HUGE_2GB = 0x7c000000
MFD_HUGE_2MB = 0x54000000
MFD_HUGE_512KB = 0x4c000000
MFD_HUGE_64KB = 0x40000000
MFD_HUGE_8MB = 0x5c000000
MFD_HUGE_MASK = 0x3f
MFD_HUGE_SHIFT = 0x1a
MINIX2_SUPER_MAGIC = 0x2468
MINIX2_SUPER_MAGIC2 = 0x2478
MINIX3_SUPER_MAGIC = 0x4d5a

15
unix/zerrors_linux_ppc64.go
View File

@@ -974,6 +974,21 @@ const (
MCL_CURRENT = 0x2000
MCL_FUTURE = 0x4000
MCL_ONFAULT = 0x8000
MFD_ALLOW_SEALING = 0x2
MFD_CLOEXEC = 0x1
MFD_HUGETLB = 0x4
MFD_HUGE_16GB = -0x78000000
MFD_HUGE_16MB = 0x60000000
MFD_HUGE_1GB = 0x78000000
MFD_HUGE_1MB = 0x50000000
MFD_HUGE_256MB = 0x70000000
MFD_HUGE_2GB = 0x7c000000
MFD_HUGE_2MB = 0x54000000
MFD_HUGE_512KB = 0x4c000000
MFD_HUGE_64KB = 0x40000000
MFD_HUGE_8MB = 0x5c000000
MFD_HUGE_MASK = 0x3f
MFD_HUGE_SHIFT = 0x1a
MINIX2_SUPER_MAGIC = 0x2468
MINIX2_SUPER_MAGIC2 = 0x2478
MINIX3_SUPER_MAGIC = 0x4d5a

15
unix/zerrors_linux_ppc64le.go
View File

@@ -974,6 +974,21 @@ const (
MCL_CURRENT = 0x2000
MCL_FUTURE = 0x4000
MCL_ONFAULT = 0x8000
MFD_ALLOW_SEALING = 0x2
MFD_CLOEXEC = 0x1
MFD_HUGETLB = 0x4
MFD_HUGE_16GB = -0x78000000
MFD_HUGE_16MB = 0x60000000
MFD_HUGE_1GB = 0x78000000
MFD_HUGE_1MB = 0x50000000
MFD_HUGE_256MB = 0x70000000
MFD_HUGE_2GB = 0x7c000000
MFD_HUGE_2MB = 0x54000000
MFD_HUGE_512KB = 0x4c000000
MFD_HUGE_64KB = 0x40000000
MFD_HUGE_8MB = 0x5c000000
MFD_HUGE_MASK = 0x3f
MFD_HUGE_SHIFT = 0x1a
MINIX2_SUPER_MAGIC = 0x2468
MINIX2_SUPER_MAGIC2 = 0x2478
MINIX3_SUPER_MAGIC = 0x4d5a

15
unix/zerrors_linux_riscv64.go
View File

@@ -975,6 +975,21 @@ const (
MCL_CURRENT = 0x1
MCL_FUTURE = 0x2
MCL_ONFAULT = 0x4
MFD_ALLOW_SEALING = 0x2
MFD_CLOEXEC = 0x1
MFD_HUGETLB = 0x4
MFD_HUGE_16GB = -0x78000000
MFD_HUGE_16MB = 0x60000000
MFD_HUGE_1GB = 0x78000000
MFD_HUGE_1MB = 0x50000000
MFD_HUGE_256MB = 0x70000000
MFD_HUGE_2GB = 0x7c000000
MFD_HUGE_2MB = 0x54000000
MFD_HUGE_512KB = 0x4c000000
MFD_HUGE_64KB = 0x40000000
MFD_HUGE_8MB = 0x5c000000
MFD_HUGE_MASK = 0x3f
MFD_HUGE_SHIFT = 0x1a
MINIX2_SUPER_MAGIC = 0x2468
MINIX2_SUPER_MAGIC2 = 0x2478
MINIX3_SUPER_MAGIC = 0x4d5a

15
unix/zerrors_linux_s390x.go
View File

@@ -975,6 +975,21 @@ const (
MCL_CURRENT = 0x1
MCL_FUTURE = 0x2
MCL_ONFAULT = 0x4
MFD_ALLOW_SEALING = 0x2
MFD_CLOEXEC = 0x1
MFD_HUGETLB = 0x4
MFD_HUGE_16GB = -0x78000000
MFD_HUGE_16MB = 0x60000000
MFD_HUGE_1GB = 0x78000000
MFD_HUGE_1MB = 0x50000000
MFD_HUGE_256MB = 0x70000000
MFD_HUGE_2GB = 0x7c000000
MFD_HUGE_2MB = 0x54000000
MFD_HUGE_512KB = 0x4c000000
MFD_HUGE_64KB = 0x40000000
MFD_HUGE_8MB = 0x5c000000
MFD_HUGE_MASK = 0x3f
MFD_HUGE_SHIFT = 0x1a
MINIX2_SUPER_MAGIC = 0x2468
MINIX2_SUPER_MAGIC2 = 0x2478
MINIX3_SUPER_MAGIC = 0x4d5a

16
unix/zsyscall_linux_386.go
View File

@@ -979,6 +979,22 @@ func Lsetxattr(path string, attr string, data []byte, flags int) (err error) {
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func MemfdCreate(name string, flags int) (fd int, err error) {
var _p0 *byte
_p0, err = BytePtrFromString(name)
if err != nil {
return
}
r0, _, e1 := Syscall(SYS_MEMFD_CREATE, uintptr(unsafe.Pointer(_p0)), uintptr(flags), 0)
fd = int(r0)
if e1 != 0 {
err = errnoErr(e1)
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func Mkdirat(dirfd int, path string, mode uint32) (err error) {
var _p0 *byte
_p0, err = BytePtrFromString(path)

16
unix/zsyscall_linux_amd64.go
View File

@@ -979,6 +979,22 @@ func Lsetxattr(path string, attr string, data []byte, flags int) (err error) {
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func MemfdCreate(name string, flags int) (fd int, err error) {
var _p0 *byte
_p0, err = BytePtrFromString(name)
if err != nil {
return
}
r0, _, e1 := Syscall(SYS_MEMFD_CREATE, uintptr(unsafe.Pointer(_p0)), uintptr(flags), 0)
fd = int(r0)
if e1 != 0 {
err = errnoErr(e1)
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func Mkdirat(dirfd int, path string, mode uint32) (err error) {
var _p0 *byte
_p0, err = BytePtrFromString(path)

16
unix/zsyscall_linux_arm.go
View File

@@ -979,6 +979,22 @@ func Lsetxattr(path string, attr string, data []byte, flags int) (err error) {
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func MemfdCreate(name string, flags int) (fd int, err error) {
var _p0 *byte
_p0, err = BytePtrFromString(name)
if err != nil {
return
}
r0, _, e1 := Syscall(SYS_MEMFD_CREATE, uintptr(unsafe.Pointer(_p0)), uintptr(flags), 0)
fd = int(r0)
if e1 != 0 {
err = errnoErr(e1)
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func Mkdirat(dirfd int, path string, mode uint32) (err error) {
var _p0 *byte
_p0, err = BytePtrFromString(path)

16
unix/zsyscall_linux_arm64.go
View File

@@ -979,6 +979,22 @@ func Lsetxattr(path string, attr string, data []byte, flags int) (err error) {
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func MemfdCreate(name string, flags int) (fd int, err error) {
var _p0 *byte
_p0, err = BytePtrFromString(name)
if err != nil {
return
}
r0, _, e1 := Syscall(SYS_MEMFD_CREATE, uintptr(unsafe.Pointer(_p0)), uintptr(flags), 0)
fd = int(r0)
if e1 != 0 {
err = errnoErr(e1)
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func Mkdirat(dirfd int, path string, mode uint32) (err error) {
var _p0 *byte
_p0, err = BytePtrFromString(path)

16
unix/zsyscall_linux_mips.go
View File

@@ -979,6 +979,22 @@ func Lsetxattr(path string, attr string, data []byte, flags int) (err error) {
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func MemfdCreate(name string, flags int) (fd int, err error) {
var _p0 *byte
_p0, err = BytePtrFromString(name)
if err != nil {
return
}
r0, _, e1 := Syscall(SYS_MEMFD_CREATE, uintptr(unsafe.Pointer(_p0)), uintptr(flags), 0)
fd = int(r0)
if e1 != 0 {
err = errnoErr(e1)
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func Mkdirat(dirfd int, path string, mode uint32) (err error) {
var _p0 *byte
_p0, err = BytePtrFromString(path)

16
unix/zsyscall_linux_mips64.go
View File

@@ -979,6 +979,22 @@ func Lsetxattr(path string, attr string, data []byte, flags int) (err error) {
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func MemfdCreate(name string, flags int) (fd int, err error) {
var _p0 *byte
_p0, err = BytePtrFromString(name)
if err != nil {
return
}
r0, _, e1 := Syscall(SYS_MEMFD_CREATE, uintptr(unsafe.Pointer(_p0)), uintptr(flags), 0)
fd = int(r0)
if e1 != 0 {
err = errnoErr(e1)
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func Mkdirat(dirfd int, path string, mode uint32) (err error) {
var _p0 *byte
_p0, err = BytePtrFromString(path)

16
unix/zsyscall_linux_mips64le.go
View File

@@ -979,6 +979,22 @@ func Lsetxattr(path string, attr string, data []byte, flags int) (err error) {
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func MemfdCreate(name string, flags int) (fd int, err error) {
var _p0 *byte
_p0, err = BytePtrFromString(name)
if err != nil {
return
}
r0, _, e1 := Syscall(SYS_MEMFD_CREATE, uintptr(unsafe.Pointer(_p0)), uintptr(flags), 0)
fd = int(r0)
if e1 != 0 {
err = errnoErr(e1)
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func Mkdirat(dirfd int, path string, mode uint32) (err error) {
var _p0 *byte
_p0, err = BytePtrFromString(path)

16
unix/zsyscall_linux_mipsle.go
View File

@@ -979,6 +979,22 @@ func Lsetxattr(path string, attr string, data []byte, flags int) (err error) {
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func MemfdCreate(name string, flags int) (fd int, err error) {
var _p0 *byte
_p0, err = BytePtrFromString(name)
if err != nil {
return
}
r0, _, e1 := Syscall(SYS_MEMFD_CREATE, uintptr(unsafe.Pointer(_p0)), uintptr(flags), 0)
fd = int(r0)
if e1 != 0 {
err = errnoErr(e1)
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func Mkdirat(dirfd int, path string, mode uint32) (err error) {
var _p0 *byte
_p0, err = BytePtrFromString(path)

16
unix/zsyscall_linux_ppc64.go
View File

@@ -979,6 +979,22 @@ func Lsetxattr(path string, attr string, data []byte, flags int) (err error) {
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func MemfdCreate(name string, flags uint) (fd int, err error) {
var _p0 *byte
_p0, err = BytePtrFromString(name)
if err != nil {
return
}
r0, _, e1 := Syscall(SYS_MEMFD_CREATE, uintptr(unsafe.Pointer(_p0)), uintptr(flags), 0)
fd = int(r0)
if e1 != 0 {
err = errnoErr(e1)
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func Mkdirat(dirfd int, path string, mode uint32) (err error) {
var _p0 *byte
_p0, err = BytePtrFromString(path)

16
unix/zsyscall_linux_ppc64le.go
View File

@@ -979,6 +979,22 @@ func Lsetxattr(path string, attr string, data []byte, flags int) (err error) {
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func MemfdCreate(name string, flags uint) (fd int, err error) {
var _p0 *byte
_p0, err = BytePtrFromString(name)
if err != nil {
return
}
r0, _, e1 := Syscall(SYS_MEMFD_CREATE, uintptr(unsafe.Pointer(_p0)), uintptr(flags), 0)
fd = int(r0)
if e1 != 0 {
err = errnoErr(e1)
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func Mkdirat(dirfd int, path string, mode uint32) (err error) {
var _p0 *byte
_p0, err = BytePtrFromString(path)

16
unix/zsyscall_linux_riscv64.go
View File

@@ -979,6 +979,22 @@ func Lsetxattr(path string, attr string, data []byte, flags int) (err error) {
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func MemfdCreate(name string, flags uint) (fd int, err error) {
var _p0 *byte
_p0, err = BytePtrFromString(name)
if err != nil {
return
}
r0, _, e1 := Syscall(SYS_MEMFD_CREATE, uintptr(unsafe.Pointer(_p0)), uintptr(flags), 0)
fd = int(r0)
if e1 != 0 {
err = errnoErr(e1)
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func Mkdirat(dirfd int, path string, mode uint32) (err error) {
var _p0 *byte
_p0, err = BytePtrFromString(path)

16
unix/zsyscall_linux_s390x.go
View File

@@ -979,6 +979,22 @@ func Lsetxattr(path string, attr string, data []byte, flags int) (err error) {
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func MemfdCreate(name string, flags uint) (fd int, err error) {
var _p0 *byte
_p0, err = BytePtrFromString(name)
if err != nil {
return
}
r0, _, e1 := Syscall(SYS_MEMFD_CREATE, uintptr(unsafe.Pointer(_p0)), uintptr(flags), 0)
fd = int(r0)
if e1 != 0 {
err = errnoErr(e1)
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func Mkdirat(dirfd int, path string, mode uint32) (err error) {
var _p0 *byte
_p0, err = BytePtrFromString(path)