From 8db41da676ac8368ef7c2549d56239a5ff5eedde Mon Sep 17 00:00:00 2001 From: Rutger Broekhoff Date: Tue, 2 Jan 2024 18:56:31 +0100 Subject: Delete vendor directory --- vendor/golang.org/x/sys/unix/xattr_bsd.go | 280 ------------------------------ 1 file changed, 280 deletions(-) delete mode 100644 vendor/golang.org/x/sys/unix/xattr_bsd.go (limited to 'vendor/golang.org/x/sys/unix/xattr_bsd.go') diff --git a/vendor/golang.org/x/sys/unix/xattr_bsd.go b/vendor/golang.org/x/sys/unix/xattr_bsd.go deleted file mode 100644 index e168793..0000000 --- a/vendor/golang.org/x/sys/unix/xattr_bsd.go +++ /dev/null @@ -1,280 +0,0 @@ -// Copyright 2018 The Go Authors. All rights reserved. -// Use of this source code is governed by a BSD-style -// license that can be found in the LICENSE file. - -//go:build freebsd || netbsd - -package unix - -import ( - "strings" - "unsafe" -) - -// Derive extattr namespace and attribute name - -func xattrnamespace(fullattr string) (ns int, attr string, err error) { - s := strings.IndexByte(fullattr, '.') - if s == -1 { - return -1, "", ENOATTR - } - - namespace := fullattr[0:s] - attr = fullattr[s+1:] - - switch namespace { - case "user": - return EXTATTR_NAMESPACE_USER, attr, nil - case "system": - return EXTATTR_NAMESPACE_SYSTEM, attr, nil - default: - return -1, "", ENOATTR - } -} - -func initxattrdest(dest []byte, idx int) (d unsafe.Pointer) { - if len(dest) > idx { - return unsafe.Pointer(&dest[idx]) - } - if dest != nil { - // extattr_get_file and extattr_list_file treat NULL differently from - // a non-NULL pointer of length zero. Preserve the property of nilness, - // even if we can't use dest directly. - return unsafe.Pointer(&_zero) - } - return nil -} - -// FreeBSD and NetBSD implement their own syscalls to handle extended attributes - -func Getxattr(file string, attr string, dest []byte) (sz int, err error) { - d := initxattrdest(dest, 0) - destsize := len(dest) - - nsid, a, err := xattrnamespace(attr) - if err != nil { - return -1, err - } - - return ExtattrGetFile(file, nsid, a, uintptr(d), destsize) -} - -func Fgetxattr(fd int, attr string, dest []byte) (sz int, err error) { - d := initxattrdest(dest, 0) - destsize := len(dest) - - nsid, a, err := xattrnamespace(attr) - if err != nil { - return -1, err - } - - return ExtattrGetFd(fd, nsid, a, uintptr(d), destsize) -} - -func Lgetxattr(link string, attr string, dest []byte) (sz int, err error) { - d := initxattrdest(dest, 0) - destsize := len(dest) - - nsid, a, err := xattrnamespace(attr) - if err != nil { - return -1, err - } - - return ExtattrGetLink(link, nsid, a, uintptr(d), destsize) -} - -// flags are unused on FreeBSD - -func Fsetxattr(fd int, attr string, data []byte, flags int) (err error) { - var d unsafe.Pointer - if len(data) > 0 { - d = unsafe.Pointer(&data[0]) - } - datasiz := len(data) - - nsid, a, err := xattrnamespace(attr) - if err != nil { - return - } - - _, err = ExtattrSetFd(fd, nsid, a, uintptr(d), datasiz) - return -} - -func Setxattr(file string, attr string, data []byte, flags int) (err error) { - var d unsafe.Pointer - if len(data) > 0 { - d = unsafe.Pointer(&data[0]) - } - datasiz := len(data) - - nsid, a, err := xattrnamespace(attr) - if err != nil { - return - } - - _, err = ExtattrSetFile(file, nsid, a, uintptr(d), datasiz) - return -} - -func Lsetxattr(link string, attr string, data []byte, flags int) (err error) { - var d unsafe.Pointer - if len(data) > 0 { - d = unsafe.Pointer(&data[0]) - } - datasiz := len(data) - - nsid, a, err := xattrnamespace(attr) - if err != nil { - return - } - - _, err = ExtattrSetLink(link, nsid, a, uintptr(d), datasiz) - return -} - -func Removexattr(file string, attr string) (err error) { - nsid, a, err := xattrnamespace(attr) - if err != nil { - return - } - - err = ExtattrDeleteFile(file, nsid, a) - return -} - -func Fremovexattr(fd int, attr string) (err error) { - nsid, a, err := xattrnamespace(attr) - if err != nil { - return - } - - err = ExtattrDeleteFd(fd, nsid, a) - return -} - -func Lremovexattr(link string, attr string) (err error) { - nsid, a, err := xattrnamespace(attr) - if err != nil { - return - } - - err = ExtattrDeleteLink(link, nsid, a) - return -} - -func Listxattr(file string, dest []byte) (sz int, err error) { - destsiz := len(dest) - - // FreeBSD won't allow you to list xattrs from multiple namespaces - s, pos := 0, 0 - for _, nsid := range [...]int{EXTATTR_NAMESPACE_USER, EXTATTR_NAMESPACE_SYSTEM} { - stmp, e := ListxattrNS(file, nsid, dest[pos:]) - - /* Errors accessing system attrs are ignored so that - * we can implement the Linux-like behavior of omitting errors that - * we don't have read permissions on - * - * Linux will still error if we ask for user attributes on a file that - * we don't have read permissions on, so don't ignore those errors - */ - if e != nil { - if e == EPERM && nsid != EXTATTR_NAMESPACE_USER { - continue - } - return s, e - } - - s += stmp - pos = s - if pos > destsiz { - pos = destsiz - } - } - - return s, nil -} - -func ListxattrNS(file string, nsid int, dest []byte) (sz int, err error) { - d := initxattrdest(dest, 0) - destsiz := len(dest) - - s, e := ExtattrListFile(file, nsid, uintptr(d), destsiz) - if e != nil { - return 0, err - } - - return s, nil -} - -func Flistxattr(fd int, dest []byte) (sz int, err error) { - destsiz := len(dest) - - s, pos := 0, 0 - for _, nsid := range [...]int{EXTATTR_NAMESPACE_USER, EXTATTR_NAMESPACE_SYSTEM} { - stmp, e := FlistxattrNS(fd, nsid, dest[pos:]) - - if e != nil { - if e == EPERM && nsid != EXTATTR_NAMESPACE_USER { - continue - } - return s, e - } - - s += stmp - pos = s - if pos > destsiz { - pos = destsiz - } - } - - return s, nil -} - -func FlistxattrNS(fd int, nsid int, dest []byte) (sz int, err error) { - d := initxattrdest(dest, 0) - destsiz := len(dest) - - s, e := ExtattrListFd(fd, nsid, uintptr(d), destsiz) - if e != nil { - return 0, err - } - - return s, nil -} - -func Llistxattr(link string, dest []byte) (sz int, err error) { - destsiz := len(dest) - - s, pos := 0, 0 - for _, nsid := range [...]int{EXTATTR_NAMESPACE_USER, EXTATTR_NAMESPACE_SYSTEM} { - stmp, e := LlistxattrNS(link, nsid, dest[pos:]) - - if e != nil { - if e == EPERM && nsid != EXTATTR_NAMESPACE_USER { - continue - } - return s, e - } - - s += stmp - pos = s - if pos > destsiz { - pos = destsiz - } - } - - return s, nil -} - -func LlistxattrNS(link string, nsid int, dest []byte) (sz int, err error) { - d := initxattrdest(dest, 0) - destsiz := len(dest) - - s, e := ExtattrListLink(link, nsid, uintptr(d), destsiz) - if e != nil { - return 0, err - } - - return s, nil -} -- cgit v1.2.3