rebase: vendor files required for kmip

Signed-off-by: Rakshith R <rar@redhat.com>

vendor/golang.org/x/sys/unix/mkerrors.sh

@@ -603,6 +603,7 @@ ccflags="$@"
 		$2 ~ /^ITIMER_/ ||
 		$2 !~ "WMESGLEN" &&
 		$2 ~ /^W[A-Z0-9]+$/ ||
+		$2 ~ /^P_/ ||
 		$2 ~/^PPPIOC/ ||
 		$2 ~ /^FAN_|FANOTIFY_/ ||
 		$2 == "HID_MAX_DESCRIPTOR_SIZE" ||

vendor/golang.org/x/sys/unix/syscall_bsd.go

@@ -553,12 +553,7 @@ func UtimesNano(path string, ts []Timespec) error {
 	if len(ts) != 2 {
 		return EINVAL
 	}
-	// Darwin setattrlist can set nanosecond timestamps
-	err := setattrlistTimes(path, ts, 0)
-	if err != ENOSYS {
-		return err
-	}
-	err = utimensat(AT_FDCWD, path, (*[2]Timespec)(unsafe.Pointer(&ts[0])), 0)
+	err := utimensat(AT_FDCWD, path, (*[2]Timespec)(unsafe.Pointer(&ts[0])), 0)
 	if err != ENOSYS {
 		return err
 	}
@@ -578,10 +573,6 @@ func UtimesNanoAt(dirfd int, path string, ts []Timespec, flags int) error {
 	if len(ts) != 2 {
 		return EINVAL
 	}
-	err := setattrlistTimes(path, ts, flags)
-	if err != ENOSYS {
-		return err
-	}
 	return utimensat(dirfd, path, (*[2]Timespec)(unsafe.Pointer(&ts[0])), flags)
 }
 

vendor/golang.org/x/sys/unix/syscall_darwin.go

@@ -141,16 +141,6 @@ func direntNamlen(buf []byte) (uint64, bool) {
 func PtraceAttach(pid int) (err error) { return ptrace(PT_ATTACH, pid, 0, 0) }
 func PtraceDetach(pid int) (err error) { return ptrace(PT_DETACH, pid, 0, 0) }
 
-type attrList struct {
-	bitmapCount uint16
-	_           uint16
-	CommonAttr  uint32
-	VolAttr     uint32
-	DirAttr     uint32
-	FileAttr    uint32
-	Forkattr    uint32
-}
-
 //sysnb	pipe(p *[2]int32) (err error)
 
 func Pipe(p []int) (err error) {
@@ -282,36 +272,7 @@ func Flistxattr(fd int, dest []byte) (sz int, err error) {
 	return flistxattr(fd, xattrPointer(dest), len(dest), 0)
 }
 
-func setattrlistTimes(path string, times []Timespec, flags int) error {
-	_p0, err := BytePtrFromString(path)
-	if err != nil {
-		return err
-	}
-
-	var attrList attrList
-	attrList.bitmapCount = ATTR_BIT_MAP_COUNT
-	attrList.CommonAttr = ATTR_CMN_MODTIME | ATTR_CMN_ACCTIME
-
-	// order is mtime, atime: the opposite of Chtimes
-	attributes := [2]Timespec{times[1], times[0]}
-	options := 0
-	if flags&AT_SYMLINK_NOFOLLOW != 0 {
-		options |= FSOPT_NOFOLLOW
-	}
-	return setattrlist(
-		_p0,
-		unsafe.Pointer(&attrList),
-		unsafe.Pointer(&attributes),
-		unsafe.Sizeof(attributes),
-		options)
-}
-
-//sys	setattrlist(path *byte, list unsafe.Pointer, buf unsafe.Pointer, size uintptr, options int) (err error)
-
-func utimensat(dirfd int, path string, times *[2]Timespec, flags int) error {
-	// Darwin doesn't support SYS_UTIMENSAT
-	return ENOSYS
-}
+//sys	utimensat(dirfd int, path string, times *[2]Timespec, flags int) (err error)
 
 /*
  * Wrapped

vendor/golang.org/x/sys/unix/syscall_dragonfly.go

@@ -169,11 +169,6 @@ func Getfsstat(buf []Statfs_t, flags int) (n int, err error) {
 	return
 }
 
-func setattrlistTimes(path string, times []Timespec, flags int) error {
-	// used on Darwin for UtimesNano
-	return ENOSYS
-}
-
 //sys	ioctl(fd int, req uint, arg uintptr) (err error)
 
 //sys	sysctl(mib []_C_int, old *byte, oldlen *uintptr, new *byte, newlen uintptr) (err error) = SYS___SYSCTL

vendor/golang.org/x/sys/unix/syscall_freebsd.go

@@ -194,11 +194,6 @@ func Getfsstat(buf []Statfs_t, flags int) (n int, err error) {
 	return
 }
 
-func setattrlistTimes(path string, times []Timespec, flags int) error {
-	// used on Darwin for UtimesNano
-	return ENOSYS
-}
-
 //sys	ioctl(fd int, req uint, arg uintptr) (err error)
 
 //sys	sysctl(mib []_C_int, old *byte, oldlen *uintptr, new *byte, newlen uintptr) (err error) = SYS___SYSCTL

vendor/golang.org/x/sys/unix/syscall_linux.go

@@ -366,6 +366,8 @@ func Wait4(pid int, wstatus *WaitStatus, options int, rusage *Rusage) (wpid int,
 	return
 }
 
+//sys	Waitid(idType int, id int, info *Siginfo, options int, rusage *Rusage) (err error)
+
 func Mkfifo(path string, mode uint32) error {
 	return Mknod(path, mode|S_IFIFO, 0)
 }
@@ -2446,5 +2448,4 @@ func Setitimer(which ItimerWhich, it Itimerval) (Itimerval, error) {
 // Vfork
 // Vhangup
 // Vserver
-// Waitid
 // _Sysctl

vendor/golang.org/x/sys/unix/syscall_netbsd.go

@@ -163,11 +163,6 @@ func sendfile(outfd int, infd int, offset *int64, count int) (written int, err e
 	return -1, ENOSYS
 }
 
-func setattrlistTimes(path string, times []Timespec, flags int) error {
-	// used on Darwin for UtimesNano
-	return ENOSYS
-}
-
 //sys	ioctl(fd int, req uint, arg uintptr) (err error)
 
 //sys	sysctl(mib []_C_int, old *byte, oldlen *uintptr, new *byte, newlen uintptr) (err error) = SYS___SYSCTL

vendor/golang.org/x/sys/unix/syscall_openbsd.go

@@ -149,11 +149,6 @@ func Getfsstat(buf []Statfs_t, flags int) (n int, err error) {
 	return
 }
 
-func setattrlistTimes(path string, times []Timespec, flags int) error {
-	// used on Darwin for UtimesNano
-	return ENOSYS
-}
-
 //sys	ioctl(fd int, req uint, arg uintptr) (err error)
 
 //sys	sysctl(mib []_C_int, old *byte, oldlen *uintptr, new *byte, newlen uintptr) (err error) = SYS___SYSCTL

vendor/golang.org/x/sys/unix/syscall_solaris.go

@@ -737,8 +737,20 @@ type fileObjCookie struct {
 type EventPort struct {
 	port  int
 	mu    sync.Mutex
-	fds   map[uintptr]interface{}
+	fds   map[uintptr]*fileObjCookie
 	paths map[string]*fileObjCookie
+	// The user cookie presents an interesting challenge from a memory management perspective.
+	// There are two paths by which we can discover that it is no longer in use:
+	// 1. The user calls port_dissociate before any events fire
+	// 2. An event fires and we return it to the user
+	// The tricky situation is if the event has fired in the kernel but
+	// the user hasn't requested/received it yet.
+	// If the user wants to port_dissociate before the event has been processed,
+	// we should handle things gracefully. To do so, we need to keep an extra
+	// reference to the cookie around until the event is processed
+	// thus the otherwise seemingly extraneous "cookies" map
+	// The key of this map is a pointer to the corresponding &fCookie.cookie
+	cookies map[*interface{}]*fileObjCookie
 }
 
 // PortEvent is an abstraction of the port_event C struct.
@@ -762,9 +774,10 @@ func NewEventPort() (*EventPort, error) {
 		return nil, err
 	}
 	e := &EventPort{
-		port:  port,
-		fds:   make(map[uintptr]interface{}),
-		paths: make(map[string]*fileObjCookie),
+		port:    port,
+		fds:     make(map[uintptr]*fileObjCookie),
+		paths:   make(map[string]*fileObjCookie),
+		cookies: make(map[*interface{}]*fileObjCookie),
 	}
 	return e, nil
 }
@@ -779,9 +792,13 @@ func NewEventPort() (*EventPort, error) {
 func (e *EventPort) Close() error {
 	e.mu.Lock()
 	defer e.mu.Unlock()
+	err := Close(e.port)
+	if err != nil {
+		return err
+	}
 	e.fds = nil
 	e.paths = nil
-	return Close(e.port)
+	return nil
 }
 
 // PathIsWatched checks to see if path is associated with this EventPort.
@@ -818,6 +835,7 @@ func (e *EventPort) AssociatePath(path string, stat os.FileInfo, events int, coo
 		return err
 	}
 	e.paths[path] = fCookie
+	e.cookies[&fCookie.cookie] = fCookie
 	return nil
 }
 
@@ -830,11 +848,19 @@ func (e *EventPort) DissociatePath(path string) error {
 		return fmt.Errorf("%v is not associated with this Event Port", path)
 	}
 	_, err := port_dissociate(e.port, PORT_SOURCE_FILE, uintptr(unsafe.Pointer(f.fobj)))
-	if err != nil {
+	// If the path is no longer associated with this event port (ENOENT)
+	// we should delete it from our map. We can still return ENOENT to the caller.
+	// But we need to save the cookie
+	if err != nil && err != ENOENT {
 		return err
 	}
+	if err == nil {
+		// dissociate was successful, safe to delete the cookie
+		fCookie := e.paths[path]
+		delete(e.cookies, &fCookie.cookie)
+	}
 	delete(e.paths, path)
-	return nil
+	return err
 }
 
 // AssociateFd wraps calls to port_associate(3c) on file descriptors.
@@ -844,12 +870,13 @@ func (e *EventPort) AssociateFd(fd uintptr, events int, cookie interface{}) erro
 	if _, found := e.fds[fd]; found {
 		return fmt.Errorf("%v is already associated with this Event Port", fd)
 	}
-	pcookie := &cookie
-	_, err := port_associate(e.port, PORT_SOURCE_FD, fd, events, (*byte)(unsafe.Pointer(pcookie)))
+	fCookie := &fileObjCookie{nil, cookie}
+	_, err := port_associate(e.port, PORT_SOURCE_FD, fd, events, (*byte)(unsafe.Pointer(&fCookie.cookie)))
 	if err != nil {
 		return err
 	}
-	e.fds[fd] = pcookie
+	e.fds[fd] = fCookie
+	e.cookies[&fCookie.cookie] = fCookie
 	return nil
 }
 
@@ -862,11 +889,16 @@ func (e *EventPort) DissociateFd(fd uintptr) error {
 		return fmt.Errorf("%v is not associated with this Event Port", fd)
 	}
 	_, err := port_dissociate(e.port, PORT_SOURCE_FD, fd)
-	if err != nil {
+	if err != nil && err != ENOENT {
 		return err
 	}
+	if err == nil {
+		// dissociate was successful, safe to delete the cookie
+		fCookie := e.fds[fd]
+		delete(e.cookies, &fCookie.cookie)
+	}
 	delete(e.fds, fd)
-	return nil
+	return err
 }
 
 func createFileObj(name string, stat os.FileInfo) (*fileObj, error) {
@@ -894,26 +926,48 @@ func (e *EventPort) GetOne(t *Timespec) (*PortEvent, error) {
 		return nil, err
 	}
 	p := new(PortEvent)
-	p.Events = pe.Events
-	p.Source = pe.Source
 	e.mu.Lock()
 	defer e.mu.Unlock()
-	switch pe.Source {
-	case PORT_SOURCE_FD:
-		p.Fd = uintptr(pe.Object)
-		cookie := (*interface{})(unsafe.Pointer(pe.User))
-		p.Cookie = *cookie
-		delete(e.fds, p.Fd)
-	case PORT_SOURCE_FILE:
-		p.fobj = (*fileObj)(unsafe.Pointer(uintptr(pe.Object)))
-		p.Path = BytePtrToString((*byte)(unsafe.Pointer(p.fobj.Name)))
-		cookie := (*interface{})(unsafe.Pointer(pe.User))
-		p.Cookie = *cookie
-		delete(e.paths, p.Path)
-	}
+	e.peIntToExt(pe, p)
 	return p, nil
 }
 
+// peIntToExt converts a cgo portEvent struct into the friendlier PortEvent
+// NOTE: Always call this function while holding the e.mu mutex
+func (e *EventPort) peIntToExt(peInt *portEvent, peExt *PortEvent) {
+	peExt.Events = peInt.Events
+	peExt.Source = peInt.Source
+	cookie := (*interface{})(unsafe.Pointer(peInt.User))
+	peExt.Cookie = *cookie
+	switch peInt.Source {
+	case PORT_SOURCE_FD:
+		delete(e.cookies, cookie)
+		peExt.Fd = uintptr(peInt.Object)
+		// Only remove the fds entry if it exists and this cookie matches
+		if fobj, ok := e.fds[peExt.Fd]; ok {
+			if &fobj.cookie == cookie {
+				delete(e.fds, peExt.Fd)
+			}
+		}
+	case PORT_SOURCE_FILE:
+		if fCookie, ok := e.cookies[cookie]; ok && uintptr(unsafe.Pointer(fCookie.fobj)) == uintptr(peInt.Object) {
+			// Use our stashed reference rather than using unsafe on what we got back
+			// the unsafe version would be (*fileObj)(unsafe.Pointer(uintptr(peInt.Object)))
+			peExt.fobj = fCookie.fobj
+		} else {
+			panic("mismanaged memory")
+		}
+		delete(e.cookies, cookie)
+		peExt.Path = BytePtrToString((*byte)(unsafe.Pointer(peExt.fobj.Name)))
+		// Only remove the paths entry if it exists and this cookie matches
+		if fobj, ok := e.paths[peExt.Path]; ok {
+			if &fobj.cookie == cookie {
+				delete(e.paths, peExt.Path)
+			}
+		}
+	}
+}
+
 // Pending wraps port_getn(3c) and returns how many events are pending.
 func (e *EventPort) Pending() (int, error) {
 	var n uint32 = 0
@@ -944,21 +998,7 @@ func (e *EventPort) Get(s []PortEvent, min int, timeout *Timespec) (int, error)
 	e.mu.Lock()
 	defer e.mu.Unlock()
 	for i := 0; i < int(got); i++ {
-		s[i].Events = ps[i].Events
-		s[i].Source = ps[i].Source
-		switch ps[i].Source {
-		case PORT_SOURCE_FD:
-			s[i].Fd = uintptr(ps[i].Object)
-			cookie := (*interface{})(unsafe.Pointer(ps[i].User))
-			s[i].Cookie = *cookie
-			delete(e.fds, s[i].Fd)
-		case PORT_SOURCE_FILE:
-			s[i].fobj = (*fileObj)(unsafe.Pointer(uintptr(ps[i].Object)))
-			s[i].Path = BytePtrToString((*byte)(unsafe.Pointer(s[i].fobj.Name)))
-			cookie := (*interface{})(unsafe.Pointer(ps[i].User))
-			s[i].Cookie = *cookie
-			delete(e.paths, s[i].Path)
-		}
+		e.peIntToExt(&ps[i], &s[i])
 	}
 	return int(got), err
 }

vendor/golang.org/x/sys/unix/zerrors_linux.go

@@ -2135,6 +2135,10 @@ const (
 	PTRACE_SYSCALL_INFO_NONE                    = 0x0
 	PTRACE_SYSCALL_INFO_SECCOMP                 = 0x3
 	PTRACE_TRACEME                              = 0x0
+	P_ALL                                       = 0x0
+	P_PGID                                      = 0x2
+	P_PID                                       = 0x1
+	P_PIDFD                                     = 0x3
 	QNX4_SUPER_MAGIC                            = 0x2f
 	QNX6_SUPER_MAGIC                            = 0x68191122
 	RAMFS_MAGIC                                 = 0x858458f6

vendor/golang.org/x/sys/unix/zsyscall_darwin_amd64.go

@@ -643,17 +643,22 @@ var libc_flistxattr_trampoline_addr uintptr
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
-func setattrlist(path *byte, list unsafe.Pointer, buf unsafe.Pointer, size uintptr, options int) (err error) {
-	_, _, e1 := syscall_syscall6(libc_setattrlist_trampoline_addr, uintptr(unsafe.Pointer(path)), uintptr(list), uintptr(buf), uintptr(size), uintptr(options), 0)
+func utimensat(dirfd int, path string, times *[2]Timespec, flags int) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall6(libc_utimensat_trampoline_addr, uintptr(dirfd), uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(times)), uintptr(flags), 0, 0)
 	if e1 != 0 {
 		err = errnoErr(e1)
 	}
 	return
 }
 
-var libc_setattrlist_trampoline_addr uintptr
+var libc_utimensat_trampoline_addr uintptr
 
-//go:cgo_import_dynamic libc_setattrlist setattrlist "/usr/lib/libSystem.B.dylib"
+//go:cgo_import_dynamic libc_utimensat utimensat "/usr/lib/libSystem.B.dylib"
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 

vendor/golang.org/x/sys/unix/zsyscall_darwin_amd64.s

@@ -228,11 +228,11 @@ TEXT libc_flistxattr_trampoline<>(SB),NOSPLIT,$0-0
 GLOBL	·libc_flistxattr_trampoline_addr(SB), RODATA, $8
 DATA	·libc_flistxattr_trampoline_addr(SB)/8, $libc_flistxattr_trampoline<>(SB)
 
-TEXT libc_setattrlist_trampoline<>(SB),NOSPLIT,$0-0
-	JMP	libc_setattrlist(SB)
+TEXT libc_utimensat_trampoline<>(SB),NOSPLIT,$0-0
+	JMP	libc_utimensat(SB)
 
-GLOBL	·libc_setattrlist_trampoline_addr(SB), RODATA, $8
-DATA	·libc_setattrlist_trampoline_addr(SB)/8, $libc_setattrlist_trampoline<>(SB)
+GLOBL	·libc_utimensat_trampoline_addr(SB), RODATA, $8
+DATA	·libc_utimensat_trampoline_addr(SB)/8, $libc_utimensat_trampoline<>(SB)
 
 TEXT libc_fcntl_trampoline<>(SB),NOSPLIT,$0-0
 	JMP	libc_fcntl(SB)

vendor/golang.org/x/sys/unix/zsyscall_darwin_arm64.go

@@ -643,17 +643,22 @@ var libc_flistxattr_trampoline_addr uintptr
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
-func setattrlist(path *byte, list unsafe.Pointer, buf unsafe.Pointer, size uintptr, options int) (err error) {
-	_, _, e1 := syscall_syscall6(libc_setattrlist_trampoline_addr, uintptr(unsafe.Pointer(path)), uintptr(list), uintptr(buf), uintptr(size), uintptr(options), 0)
+func utimensat(dirfd int, path string, times *[2]Timespec, flags int) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := syscall_syscall6(libc_utimensat_trampoline_addr, uintptr(dirfd), uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(times)), uintptr(flags), 0, 0)
 	if e1 != 0 {
 		err = errnoErr(e1)
 	}
 	return
 }
 
-var libc_setattrlist_trampoline_addr uintptr
+var libc_utimensat_trampoline_addr uintptr
 
-//go:cgo_import_dynamic libc_setattrlist setattrlist "/usr/lib/libSystem.B.dylib"
+//go:cgo_import_dynamic libc_utimensat utimensat "/usr/lib/libSystem.B.dylib"
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 

vendor/golang.org/x/sys/unix/zsyscall_darwin_arm64.s

@@ -228,11 +228,11 @@ TEXT libc_flistxattr_trampoline<>(SB),NOSPLIT,$0-0
 GLOBL	·libc_flistxattr_trampoline_addr(SB), RODATA, $8
 DATA	·libc_flistxattr_trampoline_addr(SB)/8, $libc_flistxattr_trampoline<>(SB)
 
-TEXT libc_setattrlist_trampoline<>(SB),NOSPLIT,$0-0
-	JMP	libc_setattrlist(SB)
+TEXT libc_utimensat_trampoline<>(SB),NOSPLIT,$0-0
+	JMP	libc_utimensat(SB)
 
-GLOBL	·libc_setattrlist_trampoline_addr(SB), RODATA, $8
-DATA	·libc_setattrlist_trampoline_addr(SB)/8, $libc_setattrlist_trampoline<>(SB)
+GLOBL	·libc_utimensat_trampoline_addr(SB), RODATA, $8
+DATA	·libc_utimensat_trampoline_addr(SB)/8, $libc_utimensat_trampoline<>(SB)
 
 TEXT libc_fcntl_trampoline<>(SB),NOSPLIT,$0-0
 	JMP	libc_fcntl(SB)

vendor/golang.org/x/sys/unix/zsyscall_linux.go

@@ -231,6 +231,16 @@ func wait4(pid int, wstatus *_C_int, options int, rusage *Rusage) (wpid int, err
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
+func Waitid(idType int, id int, info *Siginfo, options int, rusage *Rusage) (err error) {
+	_, _, e1 := Syscall6(SYS_WAITID, uintptr(idType), uintptr(id), uintptr(unsafe.Pointer(info)), uintptr(options), uintptr(unsafe.Pointer(rusage)), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func KeyctlInt(cmd int, arg2 int, arg3 int, arg4 int, arg5 int) (ret int, err error) {
 	r0, _, e1 := Syscall6(SYS_KEYCTL, uintptr(cmd), uintptr(arg2), uintptr(arg3), uintptr(arg4), uintptr(arg5), 0)
 	ret = int(r0)