ホーム › Security.Authentication.Identity › InitializeSecurityContextW

InitializeSecurityContextW

関数

クライアント側のセキュリティコンテキストを初期化する(Unicode版)。

DLLSECUR32.dll文字セットUnicode (-W)呼出規約winapi対応OSWindows XP 以降

シグネチャ

// SECUR32.dll  (Unicode / -W)
#include <windows.h>

HRESULT InitializeSecurityContextW(
    SecHandle* phCredential,   // optional
    SecHandle* phContext,   // optional
    WORD* pszTargetName,   // optional
    ISC_REQ_FLAGS fContextReq,
    DWORD Reserved1,
    DWORD TargetDataRep,
    SecBufferDesc* pInput,   // optional
    DWORD Reserved2,
    SecHandle* phNewContext,   // optional
    SecBufferDesc* pOutput,   // optional
    DWORD* pfContextAttr,
    LONGLONG* ptsExpiry   // optional
);

パラメーター

名前	型	方向
phCredential	SecHandle*	inoptional
phContext	SecHandle*	inoptional
pszTargetName	WORD*	inoptional
fContextReq	ISC_REQ_FLAGS	in
Reserved1	DWORD	in
TargetDataRep	DWORD	in
pInput	SecBufferDesc*	inoptional
Reserved2	DWORD	in
phNewContext	SecHandle*	inoutoptional
pOutput	SecBufferDesc*	inoutoptional
pfContextAttr	DWORD*	out
ptsExpiry	LONGLONG*	outoptional

戻り値の型: HRESULT

各言語での呼び出し定義

// SECUR32.dll  (Unicode / -W)
#include <windows.h>

HRESULT InitializeSecurityContextW(
    SecHandle* phCredential,   // optional
    SecHandle* phContext,   // optional
    WORD* pszTargetName,   // optional
    ISC_REQ_FLAGS fContextReq,
    DWORD Reserved1,
    DWORD TargetDataRep,
    SecBufferDesc* pInput,   // optional
    DWORD Reserved2,
    SecHandle* phNewContext,   // optional
    SecBufferDesc* pOutput,   // optional
    DWORD* pfContextAttr,
    LONGLONG* ptsExpiry   // optional
);

[DllImport("SECUR32.dll", CharSet = CharSet.Unicode, ExactSpelling = true)]
static extern int InitializeSecurityContextW(
    IntPtr phCredential,   // SecHandle* optional
    IntPtr phContext,   // SecHandle* optional
    IntPtr pszTargetName,   // WORD* optional
    uint fContextReq,   // ISC_REQ_FLAGS
    uint Reserved1,   // DWORD
    uint TargetDataRep,   // DWORD
    IntPtr pInput,   // SecBufferDesc* optional
    uint Reserved2,   // DWORD
    IntPtr phNewContext,   // SecHandle* optional, in/out
    IntPtr pOutput,   // SecBufferDesc* optional, in/out
    out uint pfContextAttr,   // DWORD* out
    IntPtr ptsExpiry   // LONGLONG* optional, out
);

<DllImport("SECUR32.dll", CharSet:=CharSet.Unicode, ExactSpelling:=True)>
Public Shared Function InitializeSecurityContextW(
    phCredential As IntPtr,   ' SecHandle* optional
    phContext As IntPtr,   ' SecHandle* optional
    pszTargetName As IntPtr,   ' WORD* optional
    fContextReq As UInteger,   ' ISC_REQ_FLAGS
    Reserved1 As UInteger,   ' DWORD
    TargetDataRep As UInteger,   ' DWORD
    pInput As IntPtr,   ' SecBufferDesc* optional
    Reserved2 As UInteger,   ' DWORD
    phNewContext As IntPtr,   ' SecHandle* optional, in/out
    pOutput As IntPtr,   ' SecBufferDesc* optional, in/out
    <Out> ByRef pfContextAttr As UInteger,   ' DWORD* out
    ptsExpiry As IntPtr   ' LONGLONG* optional, out
) As Integer
End Function

' phCredential : SecHandle* optional
' phContext : SecHandle* optional
' pszTargetName : WORD* optional
' fContextReq : ISC_REQ_FLAGS
' Reserved1 : DWORD
' TargetDataRep : DWORD
' pInput : SecBufferDesc* optional
' Reserved2 : DWORD
' phNewContext : SecHandle* optional, in/out
' pOutput : SecBufferDesc* optional, in/out
' pfContextAttr : DWORD* out
' ptsExpiry : LONGLONG* optional, out
Declare PtrSafe Function InitializeSecurityContextW Lib "secur32" ( _
    ByVal phCredential As LongPtr, _
    ByVal phContext As LongPtr, _
    ByVal pszTargetName As LongPtr, _
    ByVal fContextReq As Long, _
    ByVal Reserved1 As Long, _
    ByVal TargetDataRep As Long, _
    ByVal pInput As LongPtr, _
    ByVal Reserved2 As Long, _
    ByVal phNewContext As LongPtr, _
    ByVal pOutput As LongPtr, _
    ByRef pfContextAttr As Long, _
    ByVal ptsExpiry As LongPtr) As Long
' Unicode(W): 文字列は ByVal As LongPtr とし StrPtr(unicodeStr) を渡す
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

InitializeSecurityContextW = ctypes.windll.secur32.InitializeSecurityContextW
InitializeSecurityContextW.restype = ctypes.c_int
InitializeSecurityContextW.argtypes = [
    ctypes.c_void_p,  # phCredential : SecHandle* optional
    ctypes.c_void_p,  # phContext : SecHandle* optional
    ctypes.POINTER(ctypes.c_ushort),  # pszTargetName : WORD* optional
    wintypes.DWORD,  # fContextReq : ISC_REQ_FLAGS
    wintypes.DWORD,  # Reserved1 : DWORD
    wintypes.DWORD,  # TargetDataRep : DWORD
    ctypes.c_void_p,  # pInput : SecBufferDesc* optional
    wintypes.DWORD,  # Reserved2 : DWORD
    ctypes.c_void_p,  # phNewContext : SecHandle* optional, in/out
    ctypes.c_void_p,  # pOutput : SecBufferDesc* optional, in/out
    ctypes.POINTER(wintypes.DWORD),  # pfContextAttr : DWORD* out
    ctypes.POINTER(ctypes.c_longlong),  # ptsExpiry : LONGLONG* optional, out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('SECUR32.dll')
InitializeSecurityContextW = Fiddle::Function.new(
  lib['InitializeSecurityContextW'],
  [
    Fiddle::TYPE_VOIDP,  # phCredential : SecHandle* optional
    Fiddle::TYPE_VOIDP,  # phContext : SecHandle* optional
    Fiddle::TYPE_VOIDP,  # pszTargetName : WORD* optional
    -Fiddle::TYPE_INT,  # fContextReq : ISC_REQ_FLAGS
    -Fiddle::TYPE_INT,  # Reserved1 : DWORD
    -Fiddle::TYPE_INT,  # TargetDataRep : DWORD
    Fiddle::TYPE_VOIDP,  # pInput : SecBufferDesc* optional
    -Fiddle::TYPE_INT,  # Reserved2 : DWORD
    Fiddle::TYPE_VOIDP,  # phNewContext : SecHandle* optional, in/out
    Fiddle::TYPE_VOIDP,  # pOutput : SecBufferDesc* optional, in/out
    Fiddle::TYPE_VOIDP,  # pfContextAttr : DWORD* out
    Fiddle::TYPE_VOIDP,  # ptsExpiry : LONGLONG* optional, out
  ],
  Fiddle::TYPE_INT)
# Wide strings: pass str.encode("UTF-16LE") + "\x00\x00"

#[link(name = "secur32")]
extern "system" {
    fn InitializeSecurityContextW(
        phCredential: *mut SecHandle,  // SecHandle* optional
        phContext: *mut SecHandle,  // SecHandle* optional
        pszTargetName: *mut u16,  // WORD* optional
        fContextReq: u32,  // ISC_REQ_FLAGS
        Reserved1: u32,  // DWORD
        TargetDataRep: u32,  // DWORD
        pInput: *mut SecBufferDesc,  // SecBufferDesc* optional
        Reserved2: u32,  // DWORD
        phNewContext: *mut SecHandle,  // SecHandle* optional, in/out
        pOutput: *mut SecBufferDesc,  // SecBufferDesc* optional, in/out
        pfContextAttr: *mut u32,  // DWORD* out
        ptsExpiry: *mut i64  // LONGLONG* optional, out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("SECUR32.dll", CharSet = CharSet.Unicode)]
public static extern int InitializeSecurityContextW(IntPtr phCredential, IntPtr phContext, IntPtr pszTargetName, uint fContextReq, uint Reserved1, uint TargetDataRep, IntPtr pInput, uint Reserved2, IntPtr phNewContext, IntPtr pOutput, out uint pfContextAttr, IntPtr ptsExpiry);
"@
$api = Add-Type -MemberDefinition $sig -Name 'SECUR32_InitializeSecurityContextW' -Namespace Win32 -PassThru
# $api::InitializeSecurityContextW(phCredential, phContext, pszTargetName, fContextReq, Reserved1, TargetDataRep, pInput, Reserved2, phNewContext, pOutput, pfContextAttr, ptsExpiry)

#uselib "SECUR32.dll"
#func global InitializeSecurityContextW "InitializeSecurityContextW" wptr, wptr, wptr, wptr, wptr, wptr, wptr, wptr, wptr, wptr, wptr, wptr
; InitializeSecurityContextW varptr(phCredential), varptr(phContext), varptr(pszTargetName), fContextReq, Reserved1, TargetDataRep, varptr(pInput), Reserved2, varptr(phNewContext), varptr(pOutput), varptr(pfContextAttr), varptr(ptsExpiry)   ; 戻り値は stat
; phCredential : SecHandle* optional -> "wptr"
; phContext : SecHandle* optional -> "wptr"
; pszTargetName : WORD* optional -> "wptr"
; fContextReq : ISC_REQ_FLAGS -> "wptr"
; Reserved1 : DWORD -> "wptr"
; TargetDataRep : DWORD -> "wptr"
; pInput : SecBufferDesc* optional -> "wptr"
; Reserved2 : DWORD -> "wptr"
; phNewContext : SecHandle* optional, in/out -> "wptr"
; pOutput : SecBufferDesc* optional, in/out -> "wptr"
; pfContextAttr : DWORD* out -> "wptr"
; ptsExpiry : LONGLONG* optional, out -> "wptr"
; ※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 "SECUR32.dll"
#cfunc global InitializeSecurityContextW "InitializeSecurityContextW" var, var, var, int, int, int, var, int, var, var, var, var
; res = InitializeSecurityContextW(phCredential, phContext, pszTargetName, fContextReq, Reserved1, TargetDataRep, pInput, Reserved2, phNewContext, pOutput, pfContextAttr, ptsExpiry)
; phCredential : SecHandle* optional -> "var"
; phContext : SecHandle* optional -> "var"
; pszTargetName : WORD* optional -> "var"
; fContextReq : ISC_REQ_FLAGS -> "int"
; Reserved1 : DWORD -> "int"
; TargetDataRep : DWORD -> "int"
; pInput : SecBufferDesc* optional -> "var"
; Reserved2 : DWORD -> "int"
; phNewContext : SecHandle* optional, in/out -> "var"
; pOutput : SecBufferDesc* optional, in/out -> "var"
; pfContextAttr : DWORD* out -> "var"
; ptsExpiry : LONGLONG* optional, 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 "SECUR32.dll"
#cfunc global InitializeSecurityContextW "InitializeSecurityContextW" sptr, sptr, sptr, int, int, int, sptr, int, sptr, sptr, sptr, sptr
; res = InitializeSecurityContextW(varptr(phCredential), varptr(phContext), varptr(pszTargetName), fContextReq, Reserved1, TargetDataRep, varptr(pInput), Reserved2, varptr(phNewContext), varptr(pOutput), varptr(pfContextAttr), varptr(ptsExpiry))
; phCredential : SecHandle* optional -> "sptr"
; phContext : SecHandle* optional -> "sptr"
; pszTargetName : WORD* optional -> "sptr"
; fContextReq : ISC_REQ_FLAGS -> "int"
; Reserved1 : DWORD -> "int"
; TargetDataRep : DWORD -> "int"
; pInput : SecBufferDesc* optional -> "sptr"
; Reserved2 : DWORD -> "int"
; phNewContext : SecHandle* optional, in/out -> "sptr"
; pOutput : SecBufferDesc* optional, in/out -> "sptr"
; pfContextAttr : DWORD* out -> "sptr"
; ptsExpiry : LONGLONG* optional, 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:

; HRESULT InitializeSecurityContextW(SecHandle* phCredential, SecHandle* phContext, WORD* pszTargetName, ISC_REQ_FLAGS fContextReq, DWORD Reserved1, DWORD TargetDataRep, SecBufferDesc* pInput, DWORD Reserved2, SecHandle* phNewContext, SecBufferDesc* pOutput, DWORD* pfContextAttr, LONGLONG* ptsExpiry)
#uselib "SECUR32.dll"
#cfunc global InitializeSecurityContextW "InitializeSecurityContextW" var, var, var, int, int, int, var, int, var, var, var, var
; res = InitializeSecurityContextW(phCredential, phContext, pszTargetName, fContextReq, Reserved1, TargetDataRep, pInput, Reserved2, phNewContext, pOutput, pfContextAttr, ptsExpiry)
; phCredential : SecHandle* optional -> "var"
; phContext : SecHandle* optional -> "var"
; pszTargetName : WORD* optional -> "var"
; fContextReq : ISC_REQ_FLAGS -> "int"
; Reserved1 : DWORD -> "int"
; TargetDataRep : DWORD -> "int"
; pInput : SecBufferDesc* optional -> "var"
; Reserved2 : DWORD -> "int"
; phNewContext : SecHandle* optional, in/out -> "var"
; pOutput : SecBufferDesc* optional, in/out -> "var"
; pfContextAttr : DWORD* out -> "var"
; ptsExpiry : LONGLONG* optional, 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。; HRESULT InitializeSecurityContextW(SecHandle* phCredential, SecHandle* phContext, WORD* pszTargetName, ISC_REQ_FLAGS fContextReq, DWORD Reserved1, DWORD TargetDataRep, SecBufferDesc* pInput, DWORD Reserved2, SecHandle* phNewContext, SecBufferDesc* pOutput, DWORD* pfContextAttr, LONGLONG* ptsExpiry)
#uselib "SECUR32.dll"
#cfunc global InitializeSecurityContextW "InitializeSecurityContextW" intptr, intptr, intptr, int, int, int, intptr, int, intptr, intptr, intptr, intptr
; res = InitializeSecurityContextW(varptr(phCredential), varptr(phContext), varptr(pszTargetName), fContextReq, Reserved1, TargetDataRep, varptr(pInput), Reserved2, varptr(phNewContext), varptr(pOutput), varptr(pfContextAttr), varptr(ptsExpiry))
; phCredential : SecHandle* optional -> "intptr"
; phContext : SecHandle* optional -> "intptr"
; pszTargetName : WORD* optional -> "intptr"
; fContextReq : ISC_REQ_FLAGS -> "int"
; Reserved1 : DWORD -> "int"
; TargetDataRep : DWORD -> "int"
; pInput : SecBufferDesc* optional -> "intptr"
; Reserved2 : DWORD -> "int"
; phNewContext : SecHandle* optional, in/out -> "intptr"
; pOutput : SecBufferDesc* optional, in/out -> "intptr"
; pfContextAttr : DWORD* out -> "intptr"
; ptsExpiry : LONGLONG* optional, 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 (
	secur32 = windows.NewLazySystemDLL("SECUR32.dll")
	procInitializeSecurityContextW = secur32.NewProc("InitializeSecurityContextW")
)

// phCredential (SecHandle* optional), phContext (SecHandle* optional), pszTargetName (WORD* optional), fContextReq (ISC_REQ_FLAGS), Reserved1 (DWORD), TargetDataRep (DWORD), pInput (SecBufferDesc* optional), Reserved2 (DWORD), phNewContext (SecHandle* optional, in/out), pOutput (SecBufferDesc* optional, in/out), pfContextAttr (DWORD* out), ptsExpiry (LONGLONG* optional, out)
r1, _, err := procInitializeSecurityContextW.Call(
	uintptr(phCredential),
	uintptr(phContext),
	uintptr(pszTargetName),
	uintptr(fContextReq),
	uintptr(Reserved1),
	uintptr(TargetDataRep),
	uintptr(pInput),
	uintptr(Reserved2),
	uintptr(phNewContext),
	uintptr(pOutput),
	uintptr(pfContextAttr),
	uintptr(ptsExpiry),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function InitializeSecurityContextW(
  phCredential: Pointer;   // SecHandle* optional
  phContext: Pointer;   // SecHandle* optional
  pszTargetName: Pointer;   // WORD* optional
  fContextReq: DWORD;   // ISC_REQ_FLAGS
  Reserved1: DWORD;   // DWORD
  TargetDataRep: DWORD;   // DWORD
  pInput: Pointer;   // SecBufferDesc* optional
  Reserved2: DWORD;   // DWORD
  phNewContext: Pointer;   // SecHandle* optional, in/out
  pOutput: Pointer;   // SecBufferDesc* optional, in/out
  pfContextAttr: Pointer;   // DWORD* out
  ptsExpiry: Pointer   // LONGLONG* optional, out
): Integer; stdcall;
  external 'SECUR32.dll' name 'InitializeSecurityContextW';

result := DllCall("SECUR32\InitializeSecurityContextW"
    , "Ptr", phCredential   ; SecHandle* optional
    , "Ptr", phContext   ; SecHandle* optional
    , "Ptr", pszTargetName   ; WORD* optional
    , "UInt", fContextReq   ; ISC_REQ_FLAGS
    , "UInt", Reserved1   ; DWORD
    , "UInt", TargetDataRep   ; DWORD
    , "Ptr", pInput   ; SecBufferDesc* optional
    , "UInt", Reserved2   ; DWORD
    , "Ptr", phNewContext   ; SecHandle* optional, in/out
    , "Ptr", pOutput   ; SecBufferDesc* optional, in/out
    , "Ptr", pfContextAttr   ; DWORD* out
    , "Ptr", ptsExpiry   ; LONGLONG* optional, out
    , "Int")   ; return: HRESULT

●InitializeSecurityContextW(phCredential, phContext, pszTargetName, fContextReq, Reserved1, TargetDataRep, pInput, Reserved2, phNewContext, pOutput, pfContextAttr, ptsExpiry) = DLL("SECUR32.dll", "int InitializeSecurityContextW(void*, void*, void*, dword, dword, dword, void*, dword, void*, void*, void*, void*)")
# 呼び出し: InitializeSecurityContextW(phCredential, phContext, pszTargetName, fContextReq, Reserved1, TargetDataRep, pInput, Reserved2, phNewContext, pOutput, pfContextAttr, ptsExpiry)
# phCredential : SecHandle* optional -> "void*"
# phContext : SecHandle* optional -> "void*"
# pszTargetName : WORD* optional -> "void*"
# fContextReq : ISC_REQ_FLAGS -> "dword"
# Reserved1 : DWORD -> "dword"
# TargetDataRep : DWORD -> "dword"
# pInput : SecBufferDesc* optional -> "void*"
# Reserved2 : DWORD -> "dword"
# phNewContext : SecHandle* optional, in/out -> "void*"
# pOutput : SecBufferDesc* optional, in/out -> "void*"
# pfContextAttr : DWORD* out -> "void*"
# ptsExpiry : LONGLONG* optional, 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)。
# ※-W(Unicode)関数。なでしこ1はANSIのため -A 版の利用を推奨。