mirror of
https://gitlab.com/pulsechaincom/go-pulse.git
synced 2024-12-25 12:57:17 +00:00
119 lines
4.2 KiB
Go
119 lines
4.2 KiB
Go
// Copyright (c) 2014-2015 The Notify Authors. All rights reserved.
|
|
// Use of this source code is governed by the MIT license that can be
|
|
// found in the LICENSE file.
|
|
|
|
// +build windows
|
|
|
|
package notify
|
|
|
|
import (
|
|
"os"
|
|
"path/filepath"
|
|
"syscall"
|
|
)
|
|
|
|
// Platform independent event values.
|
|
const (
|
|
osSpecificCreate Event = 1 << (20 + iota)
|
|
osSpecificRemove
|
|
osSpecificWrite
|
|
osSpecificRename
|
|
// recursive is used to distinguish recursive eventsets from non-recursive ones
|
|
recursive
|
|
// omit is used for dispatching internal events; only those events are sent
|
|
// for which both the event and the watchpoint has omit in theirs event sets.
|
|
omit
|
|
// dirmarker TODO(pknap)
|
|
dirmarker
|
|
)
|
|
|
|
// ReadDirectoryChangesW filters
|
|
// On Windows the following events can be passed to Watch. A different set of
|
|
// events (see actions below) are received on the channel passed to Watch.
|
|
// For more information refer to
|
|
// https://msdn.microsoft.com/en-us/library/windows/desktop/aa365465(v=vs.85).aspx
|
|
const (
|
|
FileNotifyChangeFileName = Event(syscall.FILE_NOTIFY_CHANGE_FILE_NAME)
|
|
FileNotifyChangeDirName = Event(syscall.FILE_NOTIFY_CHANGE_DIR_NAME)
|
|
FileNotifyChangeAttributes = Event(syscall.FILE_NOTIFY_CHANGE_ATTRIBUTES)
|
|
FileNotifyChangeSize = Event(syscall.FILE_NOTIFY_CHANGE_SIZE)
|
|
FileNotifyChangeLastWrite = Event(syscall.FILE_NOTIFY_CHANGE_LAST_WRITE)
|
|
FileNotifyChangeLastAccess = Event(syscall.FILE_NOTIFY_CHANGE_LAST_ACCESS)
|
|
FileNotifyChangeCreation = Event(syscall.FILE_NOTIFY_CHANGE_CREATION)
|
|
FileNotifyChangeSecurity = Event(syscallFileNotifyChangeSecurity)
|
|
)
|
|
|
|
const (
|
|
fileNotifyChangeAll = 0x17f // logical sum of all FileNotifyChange* events.
|
|
fileNotifyChangeModified = fileNotifyChangeAll &^ (FileNotifyChangeFileName | FileNotifyChangeDirName)
|
|
)
|
|
|
|
// according to: http://msdn.microsoft.com/en-us/library/windows/desktop/aa365465(v=vs.85).aspx
|
|
// this flag should be declared in: http://golang.org/src/pkg/syscall/ztypes_windows.go
|
|
const syscallFileNotifyChangeSecurity = 0x00000100
|
|
|
|
// ReadDirectoryChangesW actions
|
|
// The following events are returned on the channel passed to Watch, but cannot
|
|
// be passed to Watch itself (see filters above). You can find a table showing
|
|
// the relation between actions and filteres at
|
|
// https://github.com/rjeczalik/notify/issues/10#issuecomment-66179535
|
|
// The msdn documentation on actions is part of
|
|
// https://msdn.microsoft.com/en-us/library/windows/desktop/aa364391(v=vs.85).aspx
|
|
const (
|
|
FileActionAdded = Event(syscall.FILE_ACTION_ADDED) << 12
|
|
FileActionRemoved = Event(syscall.FILE_ACTION_REMOVED) << 12
|
|
FileActionModified = Event(syscall.FILE_ACTION_MODIFIED) << 14
|
|
FileActionRenamedOldName = Event(syscall.FILE_ACTION_RENAMED_OLD_NAME) << 15
|
|
FileActionRenamedNewName = Event(syscall.FILE_ACTION_RENAMED_NEW_NAME) << 16
|
|
)
|
|
|
|
const fileActionAll = 0x7f000 // logical sum of all FileAction* events.
|
|
|
|
var osestr = map[Event]string{
|
|
FileNotifyChangeFileName: "notify.FileNotifyChangeFileName",
|
|
FileNotifyChangeDirName: "notify.FileNotifyChangeDirName",
|
|
FileNotifyChangeAttributes: "notify.FileNotifyChangeAttributes",
|
|
FileNotifyChangeSize: "notify.FileNotifyChangeSize",
|
|
FileNotifyChangeLastWrite: "notify.FileNotifyChangeLastWrite",
|
|
FileNotifyChangeLastAccess: "notify.FileNotifyChangeLastAccess",
|
|
FileNotifyChangeCreation: "notify.FileNotifyChangeCreation",
|
|
FileNotifyChangeSecurity: "notify.FileNotifyChangeSecurity",
|
|
|
|
FileActionAdded: "notify.FileActionAdded",
|
|
FileActionRemoved: "notify.FileActionRemoved",
|
|
FileActionModified: "notify.FileActionModified",
|
|
FileActionRenamedOldName: "notify.FileActionRenamedOldName",
|
|
FileActionRenamedNewName: "notify.FileActionRenamedNewName",
|
|
}
|
|
|
|
const (
|
|
fTypeUnknown uint8 = iota
|
|
fTypeFile
|
|
fTypeDirectory
|
|
)
|
|
|
|
// TODO(ppknap) : doc.
|
|
type event struct {
|
|
pathw []uint16
|
|
name string
|
|
ftype uint8
|
|
action uint32
|
|
filter uint32
|
|
e Event
|
|
}
|
|
|
|
func (e *event) Event() Event { return e.e }
|
|
func (e *event) Path() string { return filepath.Join(syscall.UTF16ToString(e.pathw), e.name) }
|
|
func (e *event) Sys() interface{} { return e.ftype }
|
|
|
|
func (e *event) isDir() (bool, error) {
|
|
if e.ftype != fTypeUnknown {
|
|
return e.ftype == fTypeDirectory, nil
|
|
}
|
|
fi, err := os.Stat(e.Path())
|
|
if err != nil {
|
|
return false, err
|
|
}
|
|
return fi.IsDir(), nil
|
|
}
|