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DsGetSpnA

関数

サービス情報からSPNの配列を生成する(ANSI版)。

DLLNTDSAPI.dll文字セットANSI (-A)呼出規約winapi対応OSWindows Vista 以降

シグネチャ

// NTDSAPI.dll  (ANSI / -A)
#include <windows.h>

DWORD DsGetSpnA(
    DS_SPN_NAME_TYPE ServiceType,
    LPCSTR ServiceClass,
    LPCSTR ServiceName,   // optional
    WORD InstancePort,
    WORD cInstanceNames,
    LPCSTR* pInstanceNames,   // optional
    const WORD* pInstancePorts,   // optional
    DWORD* pcSpn,
    LPSTR** prpszSpn
);

パラメーター

名前	型	方向
ServiceType	DS_SPN_NAME_TYPE	in
ServiceClass	LPCSTR	in
ServiceName	LPCSTR	inoptional
InstancePort	WORD	in
cInstanceNames	WORD	in
pInstanceNames	LPCSTR*	inoptional
pInstancePorts	WORD*	inoptional
pcSpn	DWORD*	out
prpszSpn	LPSTR**	out

戻り値の型: DWORD

各言語での呼び出し定義

// NTDSAPI.dll  (ANSI / -A)
#include <windows.h>

DWORD DsGetSpnA(
    DS_SPN_NAME_TYPE ServiceType,
    LPCSTR ServiceClass,
    LPCSTR ServiceName,   // optional
    WORD InstancePort,
    WORD cInstanceNames,
    LPCSTR* pInstanceNames,   // optional
    const WORD* pInstancePorts,   // optional
    DWORD* pcSpn,
    LPSTR** prpszSpn
);

[DllImport("NTDSAPI.dll", CharSet = CharSet.Ansi, ExactSpelling = true)]
static extern uint DsGetSpnA(
    int ServiceType,   // DS_SPN_NAME_TYPE
    [MarshalAs(UnmanagedType.LPStr)] string ServiceClass,   // LPCSTR
    [MarshalAs(UnmanagedType.LPStr)] string ServiceName,   // LPCSTR optional
    ushort InstancePort,   // WORD
    ushort cInstanceNames,   // WORD
    IntPtr pInstanceNames,   // LPCSTR* optional
    IntPtr pInstancePorts,   // WORD* optional
    out uint pcSpn,   // DWORD* out
    IntPtr prpszSpn   // LPSTR** out
);

<DllImport("NTDSAPI.dll", CharSet:=CharSet.Ansi, ExactSpelling:=True)>
Public Shared Function DsGetSpnA(
    ServiceType As Integer,   ' DS_SPN_NAME_TYPE
    <MarshalAs(UnmanagedType.LPStr)> ServiceClass As String,   ' LPCSTR
    <MarshalAs(UnmanagedType.LPStr)> ServiceName As String,   ' LPCSTR optional
    InstancePort As UShort,   ' WORD
    cInstanceNames As UShort,   ' WORD
    pInstanceNames As IntPtr,   ' LPCSTR* optional
    pInstancePorts As IntPtr,   ' WORD* optional
    <Out> ByRef pcSpn As UInteger,   ' DWORD* out
    prpszSpn As IntPtr   ' LPSTR** out
) As UInteger
End Function

' ServiceType : DS_SPN_NAME_TYPE
' ServiceClass : LPCSTR
' ServiceName : LPCSTR optional
' InstancePort : WORD
' cInstanceNames : WORD
' pInstanceNames : LPCSTR* optional
' pInstancePorts : WORD* optional
' pcSpn : DWORD* out
' prpszSpn : LPSTR** out
Declare PtrSafe Function DsGetSpnA Lib "ntdsapi" ( _
    ByVal ServiceType As Long, _
    ByVal ServiceClass As String, _
    ByVal ServiceName As String, _
    ByVal InstancePort As Integer, _
    ByVal cInstanceNames As Integer, _
    ByVal pInstanceNames As LongPtr, _
    ByVal pInstancePorts As LongPtr, _
    ByRef pcSpn As Long, _
    ByVal prpszSpn As LongPtr) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

DsGetSpnA = ctypes.windll.ntdsapi.DsGetSpnA
DsGetSpnA.restype = wintypes.DWORD
DsGetSpnA.argtypes = [
    ctypes.c_int,  # ServiceType : DS_SPN_NAME_TYPE
    wintypes.LPCSTR,  # ServiceClass : LPCSTR
    wintypes.LPCSTR,  # ServiceName : LPCSTR optional
    ctypes.c_ushort,  # InstancePort : WORD
    ctypes.c_ushort,  # cInstanceNames : WORD
    ctypes.c_void_p,  # pInstanceNames : LPCSTR* optional
    ctypes.POINTER(ctypes.c_ushort),  # pInstancePorts : WORD* optional
    ctypes.POINTER(wintypes.DWORD),  # pcSpn : DWORD* out
    ctypes.c_void_p,  # prpszSpn : LPSTR** out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('NTDSAPI.dll')
DsGetSpnA = Fiddle::Function.new(
  lib['DsGetSpnA'],
  [
    Fiddle::TYPE_INT,  # ServiceType : DS_SPN_NAME_TYPE
    Fiddle::TYPE_VOIDP,  # ServiceClass : LPCSTR
    Fiddle::TYPE_VOIDP,  # ServiceName : LPCSTR optional
    -Fiddle::TYPE_SHORT,  # InstancePort : WORD
    -Fiddle::TYPE_SHORT,  # cInstanceNames : WORD
    Fiddle::TYPE_VOIDP,  # pInstanceNames : LPCSTR* optional
    Fiddle::TYPE_VOIDP,  # pInstancePorts : WORD* optional
    Fiddle::TYPE_VOIDP,  # pcSpn : DWORD* out
    Fiddle::TYPE_VOIDP,  # prpszSpn : LPSTR** out
  ],
  -Fiddle::TYPE_INT)

#[link(name = "ntdsapi")]
extern "system" {
    fn DsGetSpnA(
        ServiceType: i32,  // DS_SPN_NAME_TYPE
        ServiceClass: *const u8,  // LPCSTR
        ServiceName: *const u8,  // LPCSTR optional
        InstancePort: u16,  // WORD
        cInstanceNames: u16,  // WORD
        pInstanceNames: *const *const u8,  // LPCSTR* optional
        pInstancePorts: *const u16,  // WORD* optional
        pcSpn: *mut u32,  // DWORD* out
        prpszSpn: *mut *mut *mut u8  // LPSTR** out
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("NTDSAPI.dll", CharSet = CharSet.Ansi)]
public static extern uint DsGetSpnA(int ServiceType, [MarshalAs(UnmanagedType.LPStr)] string ServiceClass, [MarshalAs(UnmanagedType.LPStr)] string ServiceName, ushort InstancePort, ushort cInstanceNames, IntPtr pInstanceNames, IntPtr pInstancePorts, out uint pcSpn, IntPtr prpszSpn);
"@
$api = Add-Type -MemberDefinition $sig -Name 'NTDSAPI_DsGetSpnA' -Namespace Win32 -PassThru
# $api::DsGetSpnA(ServiceType, ServiceClass, ServiceName, InstancePort, cInstanceNames, pInstanceNames, pInstancePorts, pcSpn, prpszSpn)

#uselib "NTDSAPI.dll"
#func global DsGetSpnA "DsGetSpnA" sptr, sptr, sptr, sptr, sptr, sptr, sptr, sptr, sptr
; DsGetSpnA ServiceType, ServiceClass, ServiceName, InstancePort, cInstanceNames, varptr(pInstanceNames), varptr(pInstancePorts), varptr(pcSpn), varptr(prpszSpn)   ; 戻り値は stat
; ServiceType : DS_SPN_NAME_TYPE -> "sptr"
; ServiceClass : LPCSTR -> "sptr"
; ServiceName : LPCSTR optional -> "sptr"
; InstancePort : WORD -> "sptr"
; cInstanceNames : WORD -> "sptr"
; pInstanceNames : LPCSTR* optional -> "sptr"
; pInstancePorts : WORD* optional -> "sptr"
; pcSpn : DWORD* out -> "sptr"
; prpszSpn : LPSTR** out -> "sptr"
; ※HSP3.7は #func のため戻り値はシステム変数 stat に格納されます。

出力引数:

#uselib "NTDSAPI.dll"
#cfunc global DsGetSpnA "DsGetSpnA" int, str, str, int, int, var, var, var, var
; res = DsGetSpnA(ServiceType, ServiceClass, ServiceName, InstancePort, cInstanceNames, pInstanceNames, pInstancePorts, pcSpn, prpszSpn)
; ServiceType : DS_SPN_NAME_TYPE -> "int"
; ServiceClass : LPCSTR -> "str"
; ServiceName : LPCSTR optional -> "str"
; InstancePort : WORD -> "int"
; cInstanceNames : WORD -> "int"
; pInstanceNames : LPCSTR* optional -> "var"
; pInstancePorts : WORD* optional -> "var"
; pcSpn : DWORD* out -> "var"
; prpszSpn : LPSTR** out -> "var"
; ※出力/バッファ引数は var 方式(変数を直接渡す)。varptr 方式にも切替可。#uselib "NTDSAPI.dll"
#cfunc global DsGetSpnA "DsGetSpnA" int, str, str, int, int, sptr, sptr, sptr, sptr
; res = DsGetSpnA(ServiceType, ServiceClass, ServiceName, InstancePort, cInstanceNames, varptr(pInstanceNames), varptr(pInstancePorts), varptr(pcSpn), varptr(prpszSpn))
; ServiceType : DS_SPN_NAME_TYPE -> "int"
; ServiceClass : LPCSTR -> "str"
; ServiceName : LPCSTR optional -> "str"
; InstancePort : WORD -> "int"
; cInstanceNames : WORD -> "int"
; pInstanceNames : LPCSTR* optional -> "sptr"
; pInstancePorts : WORD* optional -> "sptr"
; pcSpn : DWORD* out -> "sptr"
; prpszSpn : LPSTR** out -> "sptr"
; ※出力/バッファ引数はポインタ方式(token=sptr / 呼び出しは varptr(変数))。

出力引数:

; DWORD DsGetSpnA(DS_SPN_NAME_TYPE ServiceType, LPCSTR ServiceClass, LPCSTR ServiceName, WORD InstancePort, WORD cInstanceNames, LPCSTR* pInstanceNames, WORD* pInstancePorts, DWORD* pcSpn, LPSTR** prpszSpn)
#uselib "NTDSAPI.dll"
#cfunc global DsGetSpnA "DsGetSpnA" int, str, str, int, int, var, var, var, var
; res = DsGetSpnA(ServiceType, ServiceClass, ServiceName, InstancePort, cInstanceNames, pInstanceNames, pInstancePorts, pcSpn, prpszSpn)
; ServiceType : DS_SPN_NAME_TYPE -> "int"
; ServiceClass : LPCSTR -> "str"
; ServiceName : LPCSTR optional -> "str"
; InstancePort : WORD -> "int"
; cInstanceNames : WORD -> "int"
; pInstanceNames : LPCSTR* optional -> "var"
; pInstancePorts : WORD* optional -> "var"
; pcSpn : DWORD* out -> "var"
; prpszSpn : LPSTR** out -> "var"
; ※出力/バッファ引数は var 方式(変数を直接渡す)。varptr 方式にも切替可。; DWORD DsGetSpnA(DS_SPN_NAME_TYPE ServiceType, LPCSTR ServiceClass, LPCSTR ServiceName, WORD InstancePort, WORD cInstanceNames, LPCSTR* pInstanceNames, WORD* pInstancePorts, DWORD* pcSpn, LPSTR** prpszSpn)
#uselib "NTDSAPI.dll"
#cfunc global DsGetSpnA "DsGetSpnA" int, str, str, int, int, intptr, intptr, intptr, intptr
; res = DsGetSpnA(ServiceType, ServiceClass, ServiceName, InstancePort, cInstanceNames, varptr(pInstanceNames), varptr(pInstancePorts), varptr(pcSpn), varptr(prpszSpn))
; ServiceType : DS_SPN_NAME_TYPE -> "int"
; ServiceClass : LPCSTR -> "str"
; ServiceName : LPCSTR optional -> "str"
; InstancePort : WORD -> "int"
; cInstanceNames : WORD -> "int"
; pInstanceNames : LPCSTR* optional -> "intptr"
; pInstancePorts : WORD* optional -> "intptr"
; pcSpn : DWORD* out -> "intptr"
; prpszSpn : LPSTR** out -> "intptr"
; ※出力/バッファ引数はポインタ方式(token=intptr / 呼び出しは varptr(変数))。

import (
	"golang.org/x/sys/windows"
	"unsafe"
)

var (
	ntdsapi = windows.NewLazySystemDLL("NTDSAPI.dll")
	procDsGetSpnA = ntdsapi.NewProc("DsGetSpnA")
)

// ServiceType (DS_SPN_NAME_TYPE), ServiceClass (LPCSTR), ServiceName (LPCSTR optional), InstancePort (WORD), cInstanceNames (WORD), pInstanceNames (LPCSTR* optional), pInstancePorts (WORD* optional), pcSpn (DWORD* out), prpszSpn (LPSTR** out)
r1, _, err := procDsGetSpnA.Call(
	uintptr(ServiceType),
	uintptr(unsafe.Pointer(windows.BytePtrFromString(ServiceClass))),
	uintptr(unsafe.Pointer(windows.BytePtrFromString(ServiceName))),
	uintptr(InstancePort),
	uintptr(cInstanceNames),
	uintptr(pInstanceNames),
	uintptr(pInstancePorts),
	uintptr(pcSpn),
	uintptr(prpszSpn),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD

function DsGetSpnA(
  ServiceType: Integer;   // DS_SPN_NAME_TYPE
  ServiceClass: PAnsiChar;   // LPCSTR
  ServiceName: PAnsiChar;   // LPCSTR optional
  InstancePort: Word;   // WORD
  cInstanceNames: Word;   // WORD
  pInstanceNames: PPAnsiChar;   // LPCSTR* optional
  pInstancePorts: Pointer;   // WORD* optional
  pcSpn: Pointer;   // DWORD* out
  prpszSpn: PPAnsiChar   // LPSTR** out
): DWORD; stdcall;
  external 'NTDSAPI.dll' name 'DsGetSpnA';

result := DllCall("NTDSAPI\DsGetSpnA"
    , "Int", ServiceType   ; DS_SPN_NAME_TYPE
    , "AStr", ServiceClass   ; LPCSTR
    , "AStr", ServiceName   ; LPCSTR optional
    , "UShort", InstancePort   ; WORD
    , "UShort", cInstanceNames   ; WORD
    , "Ptr", pInstanceNames   ; LPCSTR* optional
    , "Ptr", pInstancePorts   ; WORD* optional
    , "Ptr", pcSpn   ; DWORD* out
    , "Ptr", prpszSpn   ; LPSTR** out
    , "UInt")   ; return: DWORD

●DsGetSpnA(ServiceType, ServiceClass, ServiceName, InstancePort, cInstanceNames, pInstanceNames, pInstancePorts, pcSpn, prpszSpn) = DLL("NTDSAPI.dll", "dword DsGetSpnA(int, char*, char*, int, int, void*, void*, void*, void*)")
# 呼び出し: DsGetSpnA(ServiceType, ServiceClass, ServiceName, InstancePort, cInstanceNames, pInstanceNames, pInstancePorts, pcSpn, prpszSpn)
# ServiceType : DS_SPN_NAME_TYPE -> "int"
# ServiceClass : LPCSTR -> "char*"
# ServiceName : LPCSTR optional -> "char*"
# InstancePort : WORD -> "int"
# cInstanceNames : WORD -> "int"
# pInstanceNames : LPCSTR* optional -> "void*"
# pInstancePorts : WORD* optional -> "void*"
# pcSpn : DWORD* out -> "void*"
# prpszSpn : LPSTR** out -> "void*"
# なでしこ1は32bit・ANSI(Shift_JIS)。文字列=char*(ANSI)、ポインタ/ハンドル=void*(4byte)。