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Add lookup of account names by SID

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This commit adds a new function LookupNameBySid that wraps
LookupAccountSidW and works as an inverse of the already existing
LookupSidByName. In addition to offering new functionality, this
fixes #202.

Signed-off-by: Michael Hofmann <michael.hofmann@bitgestalt.com>
This commit is contained in:
Michael Hofmann
2022-02-09 18:16:47 +01:00
parent 01a3671376
commit e50e8e7af4
3 changed files with 76 additions and 3 deletions
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zsyscall_windows.go
+18
View File
@@ -47,9 +47,11 @@ var (
procConvertSecurityDescriptorToStringSecurityDescriptorW = modadvapi32.NewProc("ConvertSecurityDescriptorToStringSecurityDescriptorW")
procConvertSidToStringSidW = modadvapi32.NewProc("ConvertSidToStringSidW")
procConvertStringSecurityDescriptorToSecurityDescriptorW = modadvapi32.NewProc("ConvertStringSecurityDescriptorToSecurityDescriptorW")
procConvertStringSidToSidW = modadvapi32.NewProc("ConvertStringSidToSidW")
procGetSecurityDescriptorLength = modadvapi32.NewProc("GetSecurityDescriptorLength")
procImpersonateSelf = modadvapi32.NewProc("ImpersonateSelf")
procLookupAccountNameW = modadvapi32.NewProc("LookupAccountNameW")
procLookupAccountSidW = modadvapi32.NewProc("LookupAccountSidW")
procLookupPrivilegeDisplayNameW = modadvapi32.NewProc("LookupPrivilegeDisplayNameW")
procLookupPrivilegeNameW = modadvapi32.NewProc("LookupPrivilegeNameW")
procLookupPrivilegeValueW = modadvapi32.NewProc("LookupPrivilegeValueW")
@@ -123,6 +125,14 @@ func _convertStringSecurityDescriptorToSecurityDescriptor(str *uint16, revision
return
}
func convertStringSidToSid(str *uint16, sid **byte) (err error) {
r1, _, e1 := syscall.Syscall(procConvertStringSidToSidW.Addr(), 2, uintptr(unsafe.Pointer(str)), uintptr(unsafe.Pointer(sid)), 0)
if r1 == 0 {
err = errnoErr(e1)
}
return
}
func getSecurityDescriptorLength(sd uintptr) (len uint32) {
r0, _, _ := syscall.Syscall(procGetSecurityDescriptorLength.Addr(), 1, uintptr(sd), 0, 0)
len = uint32(r0)
@@ -154,6 +164,14 @@ func _lookupAccountName(systemName *uint16, accountName *uint16, sid *byte, sidS
return
}
func lookupAccountSid(systemName *uint16, sid *byte, name *uint16, nameSize *uint32, refDomain *uint16, refDomainSize *uint32, sidNameUse *uint32) (err error) {
r1, _, e1 := syscall.Syscall9(procLookupAccountSidW.Addr(), 7, uintptr(unsafe.Pointer(systemName)), uintptr(unsafe.Pointer(sid)), uintptr(unsafe.Pointer(name)), uintptr(unsafe.Pointer(nameSize)), uintptr(unsafe.Pointer(refDomain)), uintptr(unsafe.Pointer(refDomainSize)), uintptr(unsafe.Pointer(sidNameUse)), 0, 0)
if r1 == 0 {
err = errnoErr(e1)
}
return
}
func lookupPrivilegeDisplayName(systemName string, name *uint16, buffer *uint16, size *uint32, languageId *uint32) (err error) {
var _p0 *uint16
_p0, err = syscall.UTF16PtrFromString(systemName)