mirror of
https://github.com/MickMake/GoSungrow.git
synced 2025-03-22 15:41:43 +01:00
66 lines
1.7 KiB
Go
66 lines
1.7 KiB
Go
// +build windows
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package lsgo
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import (
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"os"
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"strconv"
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"strings"
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"syscall"
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"unsafe"
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"github.com/willf/pad"
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"golang.org/x/sys/windows"
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)
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var (
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libadvapi32 = syscall.NewLazyDLL("advapi32.dll")
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procGetFileSecurity = libadvapi32.NewProc("GetFileSecurityW")
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procGetSecurityDescriptorOwner = libadvapi32.NewProc("GetSecurityDescriptorOwner")
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)
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func getOwnerAndGroup(fileInfo *os.FileInfo) (string, string) {
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path := (*fileInfo).Name()
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var needed uint32
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procGetFileSecurity.Call(
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uintptr(unsafe.Pointer(syscall.StringToUTF16Ptr(path))),
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0x00000001, /* OWNER_SECURITY_INFORMATION */
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0,
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0,
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uintptr(unsafe.Pointer(&needed)))
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buf := make([]byte, needed)
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r1, _, err := procGetFileSecurity.Call(
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uintptr(unsafe.Pointer(syscall.StringToUTF16Ptr(path))),
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0x00000001, /* OWNER_SECURITY_INFORMATION */
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uintptr(unsafe.Pointer(&buf[0])),
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uintptr(needed),
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uintptr(unsafe.Pointer(&needed)))
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if r1 == 0 && err != nil {
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return "", ""
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}
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var ownerDefaulted uint32
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var sid *syscall.SID
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r1, _, err = procGetSecurityDescriptorOwner.Call(
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uintptr(unsafe.Pointer(&buf[0])),
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uintptr(unsafe.Pointer(&sid)),
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uintptr(unsafe.Pointer(&ownerDefaulted)))
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if r1 == 0 && err != nil {
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return "", ""
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}
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uid, gid, _, err := sid.LookupAccount("")
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if r1 == 0 && err != nil {
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return "", ""
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}
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return uid, gid
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}
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func deviceNumbers(absPath string) string {
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stat := syscall.Stat_t{}
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err := syscall.Stat(absPath, &stat)
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check(err)
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major := strconv.FormatInt(int64(windows.Major(uint64(stat.Rdev))), 10)
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minor := strconv.FormatInt(int64(windows.Minor(uint64(stat.Rdev))), 10)
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return pad.Left(strings.Join([]string{major, minor}, ","), 7, " ") + " " + Reset
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}
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