update vendor

vendor/golang.org/x/sys/windows/svc/mgr/mgr.go

@@ -14,6 +14,7 @@ package mgr
 import (
 	"syscall"
 	"unicode/utf16"
+	"unsafe"
 
 	"golang.org/x/sys/windows"
 )
@@ -119,3 +120,43 @@ func (m *Mgr) OpenService(name string) (*Service, error) {
 	}
 	return &Service{Name: name, Handle: h}, nil
 }
+
+// ListServices enumerates services in the specified
+// service control manager database m.
+// If the caller does not have the SERVICE_QUERY_STATUS
+// access right to a service, the service is silently
+// omitted from the list of services returned.
+func (m *Mgr) ListServices() ([]string, error) {
+	var err error
+	var bytesNeeded, servicesReturned uint32
+	var buf []byte
+	for {
+		var p *byte
+		if len(buf) > 0 {
+			p = &buf[0]
+		}
+		err = windows.EnumServicesStatusEx(m.Handle, windows.SC_ENUM_PROCESS_INFO,
+			windows.SERVICE_WIN32, windows.SERVICE_STATE_ALL,
+			p, uint32(len(buf)), &bytesNeeded, &servicesReturned, nil, nil)
+		if err == nil {
+			break
+		}
+		if err != syscall.ERROR_MORE_DATA {
+			return nil, err
+		}
+		if bytesNeeded <= uint32(len(buf)) {
+			return nil, err
+		}
+		buf = make([]byte, bytesNeeded)
+	}
+	if servicesReturned == 0 {
+		return nil, nil
+	}
+	services := (*[1 << 20]windows.ENUM_SERVICE_STATUS_PROCESS)(unsafe.Pointer(&buf[0]))[:servicesReturned]
+	var names []string
+	for _, s := range services {
+		name := syscall.UTF16ToString((*[1 << 20]uint16)(unsafe.Pointer(s.ServiceName))[:])
+		names = append(names, name)
+	}
+	return names, nil
+}

vendor/golang.org/x/sys/windows/svc/mgr/mgr_test.go

@@ -150,5 +150,20 @@ func TestMyService(t *testing.T) {
 
 	testConfig(t, s, c)
 
+	svcnames, err := m.ListServices()
+	if err != nil {
+		t.Fatalf("ListServices failed: %v", err)
+	}
+	var myserviceIsInstalled bool
+	for _, sn := range svcnames {
+		if sn == name {
+			myserviceIsInstalled = true
+			break
+		}
+	}
+	if !myserviceIsInstalled {
+		t.Errorf("ListServices failed to find %q service", name)
+	}
+
 	remove(t, s)
 }

vendor/golang.org/x/sys/windows/svc/mgr/service.go

@@ -15,8 +15,6 @@ import (
 
 // TODO(brainman): Use EnumDependentServices to enumerate dependent services.
 
-// TODO(brainman): Use EnumServicesStatus to enumerate services in the specified service control manager database.
-
 // Service is used to access Windows service.
 type Service struct {
 	Name   string

vendor/golang.org/x/sys/windows/svc/service.go

@@ -56,9 +56,14 @@ const (
 type Accepted uint32
 
 const (
-	AcceptStop             = Accepted(windows.SERVICE_ACCEPT_STOP)
-	AcceptShutdown         = Accepted(windows.SERVICE_ACCEPT_SHUTDOWN)
-	AcceptPauseAndContinue = Accepted(windows.SERVICE_ACCEPT_PAUSE_CONTINUE)
+	AcceptStop                  = Accepted(windows.SERVICE_ACCEPT_STOP)
+	AcceptShutdown              = Accepted(windows.SERVICE_ACCEPT_SHUTDOWN)
+	AcceptPauseAndContinue      = Accepted(windows.SERVICE_ACCEPT_PAUSE_CONTINUE)
+	AcceptParamChange           = Accepted(windows.SERVICE_ACCEPT_PARAMCHANGE)
+	AcceptNetBindChange         = Accepted(windows.SERVICE_ACCEPT_NETBINDCHANGE)
+	AcceptHardwareProfileChange = Accepted(windows.SERVICE_ACCEPT_HARDWAREPROFILECHANGE)
+	AcceptPowerEvent            = Accepted(windows.SERVICE_ACCEPT_POWEREVENT)
+	AcceptSessionChange         = Accepted(windows.SERVICE_ACCEPT_SESSIONCHANGE)
 )
 
 // Status combines State and Accepted commands to fully describe running service.
@@ -180,6 +185,21 @@ func (s *service) updateStatus(status *Status, ec *exitCode) error {
 	if status.Accepts&AcceptPauseAndContinue != 0 {
 		t.ControlsAccepted |= windows.SERVICE_ACCEPT_PAUSE_CONTINUE
 	}
+	if status.Accepts&AcceptParamChange != 0 {
+		t.ControlsAccepted |= windows.SERVICE_ACCEPT_PARAMCHANGE
+	}
+	if status.Accepts&AcceptNetBindChange != 0 {
+		t.ControlsAccepted |= windows.SERVICE_ACCEPT_NETBINDCHANGE
+	}
+	if status.Accepts&AcceptHardwareProfileChange != 0 {
+		t.ControlsAccepted |= windows.SERVICE_ACCEPT_HARDWAREPROFILECHANGE
+	}
+	if status.Accepts&AcceptPowerEvent != 0 {
+		t.ControlsAccepted |= windows.SERVICE_ACCEPT_POWEREVENT
+	}
+	if status.Accepts&AcceptSessionChange != 0 {
+		t.ControlsAccepted |= windows.SERVICE_ACCEPT_SESSIONCHANGE
+	}
 	if ec.errno == 0 {
 		t.Win32ExitCode = windows.NO_ERROR
 		t.ServiceSpecificExitCode = windows.NO_ERROR