vendor: update buildkit with typed errors support

Signed-off-by: Tonis Tiigi <tonistiigi@gmail.com>

vendor/golang.org/x/sys/windows/dll_windows.go

@@ -104,6 +104,35 @@ func (d *DLL) MustFindProc(name string) *Proc {
 	return p
 }
 
+// FindProcByOrdinal searches DLL d for procedure by ordinal and returns *Proc
+// if found. It returns an error if search fails.
+func (d *DLL) FindProcByOrdinal(ordinal uintptr) (proc *Proc, err error) {
+	a, e := GetProcAddressByOrdinal(d.Handle, ordinal)
+	name := "#" + itoa(int(ordinal))
+	if e != nil {
+		return nil, &DLLError{
+			Err:     e,
+			ObjName: name,
+			Msg:     "Failed to find " + name + " procedure in " + d.Name + ": " + e.Error(),
+		}
+	}
+	p := &Proc{
+		Dll:  d,
+		Name: name,
+		addr: a,
+	}
+	return p, nil
+}
+
+// MustFindProcByOrdinal is like FindProcByOrdinal but panics if search fails.
+func (d *DLL) MustFindProcByOrdinal(ordinal uintptr) *Proc {
+	p, e := d.FindProcByOrdinal(ordinal)
+	if e != nil {
+		panic(e)
+	}
+	return p
+}
+
 // Release unloads DLL d from memory.
 func (d *DLL) Release() (err error) {
 	return FreeLibrary(d.Handle)

vendor/golang.org/x/sys/windows/env_windows.go

@@ -8,7 +8,6 @@ package windows
 
 import (
 	"syscall"
-	"unicode/utf16"
 	"unsafe"
 )
 
@@ -40,17 +39,11 @@ func (token Token) Environ(inheritExisting bool) (env []string, err error) {
 	defer DestroyEnvironmentBlock(block)
 	blockp := uintptr(unsafe.Pointer(block))
 	for {
-		entry := (*[(1 << 30) - 1]uint16)(unsafe.Pointer(blockp))[:]
-		for i, v := range entry {
-			if v == 0 {
-				entry = entry[:i]
-				break
-			}
-		}
+		entry := UTF16PtrToString((*uint16)(unsafe.Pointer(blockp)))
 		if len(entry) == 0 {
 			break
 		}
-		env = append(env, string(utf16.Decode(entry)))
+		env = append(env, entry)
 		blockp += 2 * (uintptr(len(entry)) + 1)
 	}
 	return env, nil

vendor/golang.org/x/sys/windows/memory_windows.go

@@ -23,4 +23,9 @@ const (
 	PAGE_EXECUTE_READ      = 0x20
 	PAGE_EXECUTE_READWRITE = 0x40
 	PAGE_EXECUTE_WRITECOPY = 0x80
+
+	QUOTA_LIMITS_HARDWS_MIN_DISABLE = 0x00000002
+	QUOTA_LIMITS_HARDWS_MIN_ENABLE  = 0x00000001
+	QUOTA_LIMITS_HARDWS_MAX_DISABLE = 0x00000008
+	QUOTA_LIMITS_HARDWS_MAX_ENABLE  = 0x00000004
 )

vendor/golang.org/x/sys/windows/security_windows.go

@@ -7,6 +7,8 @@ package windows
 import (
 	"syscall"
 	"unsafe"
+
+	"golang.org/x/sys/internal/unsafeheader"
 )
 
 const (
@@ -1229,7 +1231,7 @@ func (sd *SECURITY_DESCRIPTOR) String() string {
 		return ""
 	}
 	defer LocalFree(Handle(unsafe.Pointer(sddl)))
-	return UTF16ToString((*[(1 << 30) - 1]uint16)(unsafe.Pointer(sddl))[:])
+	return UTF16PtrToString(sddl)
 }
 
 // ToAbsolute converts a self-relative security descriptor into an absolute one.
@@ -1307,9 +1309,17 @@ func (absoluteSD *SECURITY_DESCRIPTOR) ToSelfRelative() (selfRelativeSD *SECURIT
 }
 
 func (selfRelativeSD *SECURITY_DESCRIPTOR) copySelfRelativeSecurityDescriptor() *SECURITY_DESCRIPTOR {
-	sdBytes := make([]byte, selfRelativeSD.Length())
-	copy(sdBytes, (*[(1 << 31) - 1]byte)(unsafe.Pointer(selfRelativeSD))[:len(sdBytes)])
-	return (*SECURITY_DESCRIPTOR)(unsafe.Pointer(&sdBytes[0]))
+	sdLen := (int)(selfRelativeSD.Length())
+
+	var src []byte
+	h := (*unsafeheader.Slice)(unsafe.Pointer(&src))
+	h.Data = unsafe.Pointer(selfRelativeSD)
+	h.Len = sdLen
+	h.Cap = sdLen
+
+	dst := make([]byte, sdLen)
+	copy(dst, src)
+	return (*SECURITY_DESCRIPTOR)(unsafe.Pointer(&dst[0]))
 }
 
 // SecurityDescriptorFromString converts an SDDL string describing a security descriptor into a
@@ -1391,6 +1401,6 @@ func ACLFromEntries(explicitEntries []EXPLICIT_ACCESS, mergedACL *ACL) (acl *ACL
 	}
 	defer LocalFree(Handle(unsafe.Pointer(winHeapACL)))
 	aclBytes := make([]byte, winHeapACL.aclSize)
-	copy(aclBytes, (*[(1 << 31) - 1]byte)(unsafe.Pointer(winHeapACL))[:len(aclBytes)])
+	copy(aclBytes, (*[(1 << 31) - 1]byte)(unsafe.Pointer(winHeapACL))[:len(aclBytes):len(aclBytes)])
 	return (*ACL)(unsafe.Pointer(&aclBytes[0])), nil
 }

vendor/golang.org/x/sys/windows/syscall_windows.go

@@ -13,6 +13,8 @@ import (
 	"time"
 	"unicode/utf16"
 	"unsafe"
+
+	"golang.org/x/sys/internal/unsafeheader"
 )
 
 type Handle uintptr
@@ -117,6 +119,32 @@ func UTF16PtrFromString(s string) (*uint16, error) {
 	return &a[0], nil
 }
 
+// UTF16PtrToString takes a pointer to a UTF-16 sequence and returns the corresponding UTF-8 encoded string.
+// If the pointer is nil, this returns the empty string. This assumes that the UTF-16 sequence is terminated
+// at a zero word; if the zero word is not present, the program may crash.
+func UTF16PtrToString(p *uint16) string {
+	if p == nil {
+		return ""
+	}
+	if *p == 0 {
+		return ""
+	}
+
+	// Find NUL terminator.
+	n := 0
+	for ptr := unsafe.Pointer(p); *(*uint16)(ptr) != 0; n++ {
+		ptr = unsafe.Pointer(uintptr(ptr) + unsafe.Sizeof(*p))
+	}
+
+	var s []uint16
+	h := (*unsafeheader.Slice)(unsafe.Pointer(&s))
+	h.Data = unsafe.Pointer(p)
+	h.Len = n
+	h.Cap = n
+
+	return string(utf16.Decode(s))
+}
+
 func Getpagesize() int { return 4096 }
 
 // NewCallback converts a Go function to a function pointer conforming to the stdcall calling convention.
@@ -280,6 +308,8 @@ func NewCallbackCDecl(fn interface{}) uintptr {
 //sys	GetProcessId(process Handle) (id uint32, err error)
 //sys	OpenThread(desiredAccess uint32, inheritHandle bool, threadId uint32) (handle Handle, err error)
 //sys	SetProcessPriorityBoost(process Handle, disable bool) (err error) = kernel32.SetProcessPriorityBoost
+//sys	GetProcessWorkingSetSizeEx(hProcess Handle, lpMinimumWorkingSetSize *uintptr, lpMaximumWorkingSetSize *uintptr, flags *uint32)
+//sys	SetProcessWorkingSetSizeEx(hProcess Handle, dwMinimumWorkingSetSize uintptr, dwMaximumWorkingSetSize uintptr, flags uint32) (err error)
 
 // Volume Management Functions
 //sys	DefineDosDevice(flags uint32, deviceName *uint16, targetPath *uint16) (err error) = DefineDosDeviceW
@@ -1181,7 +1211,12 @@ type IPv6Mreq struct {
 	Interface uint32
 }
 
-func GetsockoptInt(fd Handle, level, opt int) (int, error) { return -1, syscall.EWINDOWS }
+func GetsockoptInt(fd Handle, level, opt int) (int, error) {
+	v := int32(0)
+	l := int32(unsafe.Sizeof(v))
+	err := Getsockopt(fd, int32(level), int32(opt), (*byte)(unsafe.Pointer(&v)), &l)
+	return int(v), err
+}
 
 func SetsockoptLinger(fd Handle, level, opt int, l *Linger) (err error) {
 	sys := sysLinger{Onoff: uint16(l.Onoff), Linger: uint16(l.Linger)}
@@ -1378,7 +1413,7 @@ func (t Token) KnownFolderPath(folderID *KNOWNFOLDERID, flags uint32) (string, e
 		return "", err
 	}
 	defer CoTaskMemFree(unsafe.Pointer(p))
-	return UTF16ToString((*[(1 << 30) - 1]uint16)(unsafe.Pointer(p))[:]), nil
+	return UTF16PtrToString(p), nil
 }
 
 // RtlGetVersion returns the version of the underlying operating system, ignoring

vendor/golang.org/x/sys/windows/zsyscall_windows.go

@@ -217,6 +217,8 @@ var (
 	procGetProcessId                                         = modkernel32.NewProc("GetProcessId")
 	procOpenThread                                           = modkernel32.NewProc("OpenThread")
 	procSetProcessPriorityBoost                              = modkernel32.NewProc("SetProcessPriorityBoost")
+	procGetProcessWorkingSetSizeEx                           = modkernel32.NewProc("GetProcessWorkingSetSizeEx")
+	procSetProcessWorkingSetSizeEx                           = modkernel32.NewProc("SetProcessWorkingSetSizeEx")
 	procDefineDosDeviceW                                     = modkernel32.NewProc("DefineDosDeviceW")
 	procDeleteVolumeMountPointW                              = modkernel32.NewProc("DeleteVolumeMountPointW")
 	procFindFirstVolumeW                                     = modkernel32.NewProc("FindFirstVolumeW")
@@ -2414,6 +2416,23 @@ func SetProcessPriorityBoost(process Handle, disable bool) (err error) {
 	return
 }
 
+func GetProcessWorkingSetSizeEx(hProcess Handle, lpMinimumWorkingSetSize *uintptr, lpMaximumWorkingSetSize *uintptr, flags *uint32) {
+	syscall.Syscall6(procGetProcessWorkingSetSizeEx.Addr(), 4, uintptr(hProcess), uintptr(unsafe.Pointer(lpMinimumWorkingSetSize)), uintptr(unsafe.Pointer(lpMaximumWorkingSetSize)), uintptr(unsafe.Pointer(flags)), 0, 0)
+	return
+}
+
+func SetProcessWorkingSetSizeEx(hProcess Handle, dwMinimumWorkingSetSize uintptr, dwMaximumWorkingSetSize uintptr, flags uint32) (err error) {
+	r1, _, e1 := syscall.Syscall6(procSetProcessWorkingSetSizeEx.Addr(), 4, uintptr(hProcess), uintptr(dwMinimumWorkingSetSize), uintptr(dwMaximumWorkingSetSize), uintptr(flags), 0, 0)
+	if r1 == 0 {
+		if e1 != 0 {
+			err = errnoErr(e1)
+		} else {
+			err = syscall.EINVAL
+		}
+	}
+	return
+}
+
 func DefineDosDevice(flags uint32, deviceName *uint16, targetPath *uint16) (err error) {
 	r1, _, e1 := syscall.Syscall(procDefineDosDeviceW.Addr(), 3, uintptr(flags), uintptr(unsafe.Pointer(deviceName)), uintptr(unsafe.Pointer(targetPath)))
 	if r1 == 0 {