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DtcGetTransactionManagerC

関数

MS DTCのトランザクションマネージャーをC呼び出し規約で取得する。

DLLXOLEHLP.dll呼出規約cdecl

シグネチャ

// XOLEHLP.dll
#include <windows.h>

HRESULT DtcGetTransactionManagerC(
    LPSTR i_pszHost,   // optional
    LPSTR i_pszTmName,   // optional
    const GUID* i_riid,
    DWORD i_dwReserved1,
    WORD i_wcbReserved2,
    void* i_pvReserved2,   // optional
    void** o_ppvObject
);

パラメーター

名前	型	方向
i_pszHost	LPSTR	inoptional
i_pszTmName	LPSTR	inoptional
i_riid	GUID*	in
i_dwReserved1	DWORD	in
i_wcbReserved2	WORD	in
i_pvReserved2	void*	inoptional
o_ppvObject	void**	inout

戻り値の型: HRESULT

各言語での呼び出し定義

// XOLEHLP.dll
#include <windows.h>

HRESULT DtcGetTransactionManagerC(
    LPSTR i_pszHost,   // optional
    LPSTR i_pszTmName,   // optional
    const GUID* i_riid,
    DWORD i_dwReserved1,
    WORD i_wcbReserved2,
    void* i_pvReserved2,   // optional
    void** o_ppvObject
);

[DllImport("XOLEHLP.dll", ExactSpelling = true, CallingConvention = CallingConvention.Cdecl)]
static extern int DtcGetTransactionManagerC(
    [MarshalAs(UnmanagedType.LPStr)] string i_pszHost,   // LPSTR optional
    [MarshalAs(UnmanagedType.LPStr)] string i_pszTmName,   // LPSTR optional
    ref Guid i_riid,   // GUID*
    uint i_dwReserved1,   // DWORD
    ushort i_wcbReserved2,   // WORD
    IntPtr i_pvReserved2,   // void* optional
    IntPtr o_ppvObject   // void** in/out
);

<DllImport("XOLEHLP.dll", ExactSpelling:=True, CallingConvention:=CallingConvention.Cdecl)>
Public Shared Function DtcGetTransactionManagerC(
    <MarshalAs(UnmanagedType.LPStr)> i_pszHost As String,   ' LPSTR optional
    <MarshalAs(UnmanagedType.LPStr)> i_pszTmName As String,   ' LPSTR optional
    ByRef i_riid As Guid,   ' GUID*
    i_dwReserved1 As UInteger,   ' DWORD
    i_wcbReserved2 As UShort,   ' WORD
    i_pvReserved2 As IntPtr,   ' void* optional
    o_ppvObject As IntPtr   ' void** in/out
) As Integer
End Function

' i_pszHost : LPSTR optional
' i_pszTmName : LPSTR optional
' i_riid : GUID*
' i_dwReserved1 : DWORD
' i_wcbReserved2 : WORD
' i_pvReserved2 : void* optional
' o_ppvObject : void** in/out
Declare PtrSafe Function DtcGetTransactionManagerC Lib "xolehlp" ( _
    ByVal i_pszHost As String, _
    ByVal i_pszTmName As String, _
    ByVal i_riid As LongPtr, _
    ByVal i_dwReserved1 As Long, _
    ByVal i_wcbReserved2 As Integer, _
    ByVal i_pvReserved2 As LongPtr, _
    ByVal o_ppvObject 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

DtcGetTransactionManagerC = ctypes.cdll.xolehlp.DtcGetTransactionManagerC
DtcGetTransactionManagerC.restype = ctypes.c_int
DtcGetTransactionManagerC.argtypes = [
    wintypes.LPCSTR,  # i_pszHost : LPSTR optional
    wintypes.LPCSTR,  # i_pszTmName : LPSTR optional
    ctypes.c_void_p,  # i_riid : GUID*
    wintypes.DWORD,  # i_dwReserved1 : DWORD
    ctypes.c_ushort,  # i_wcbReserved2 : WORD
    ctypes.POINTER(None),  # i_pvReserved2 : void* optional
    ctypes.c_void_p,  # o_ppvObject : void** in/out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('XOLEHLP.dll')
DtcGetTransactionManagerC = Fiddle::Function.new(
  lib['DtcGetTransactionManagerC'],
  [
    Fiddle::TYPE_VOIDP,  # i_pszHost : LPSTR optional
    Fiddle::TYPE_VOIDP,  # i_pszTmName : LPSTR optional
    Fiddle::TYPE_VOIDP,  # i_riid : GUID*
    -Fiddle::TYPE_INT,  # i_dwReserved1 : DWORD
    -Fiddle::TYPE_SHORT,  # i_wcbReserved2 : WORD
    Fiddle::TYPE_VOIDP,  # i_pvReserved2 : void* optional
    Fiddle::TYPE_VOIDP,  # o_ppvObject : void** in/out
  ],
  Fiddle::TYPE_INT, Fiddle::Function::CDECL)

#[link(name = "xolehlp")]
extern "C" {
    fn DtcGetTransactionManagerC(
        i_pszHost: *mut u8,  // LPSTR optional
        i_pszTmName: *mut u8,  // LPSTR optional
        i_riid: *const GUID,  // GUID*
        i_dwReserved1: u32,  // DWORD
        i_wcbReserved2: u16,  // WORD
        i_pvReserved2: *mut (),  // void* optional
        o_ppvObject: *mut *mut ()  // void** in/out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("XOLEHLP.dll", CallingConvention = CallingConvention.Cdecl)]
public static extern int DtcGetTransactionManagerC([MarshalAs(UnmanagedType.LPStr)] string i_pszHost, [MarshalAs(UnmanagedType.LPStr)] string i_pszTmName, ref Guid i_riid, uint i_dwReserved1, ushort i_wcbReserved2, IntPtr i_pvReserved2, IntPtr o_ppvObject);
"@
$api = Add-Type -MemberDefinition $sig -Name 'XOLEHLP_DtcGetTransactionManagerC' -Namespace Win32 -PassThru
# $api::DtcGetTransactionManagerC(i_pszHost, i_pszTmName, i_riid, i_dwReserved1, i_wcbReserved2, i_pvReserved2, o_ppvObject)

#uselib "XOLEHLP.dll"
#func global DtcGetTransactionManagerC "DtcGetTransactionManagerC" sptr, sptr, sptr, sptr, sptr, sptr, sptr
; DtcGetTransactionManagerC i_pszHost, i_pszTmName, varptr(i_riid), i_dwReserved1, i_wcbReserved2, i_pvReserved2, o_ppvObject   ; 戻り値は stat
; i_pszHost : LPSTR optional -> "sptr"
; i_pszTmName : LPSTR optional -> "sptr"
; i_riid : GUID* -> "sptr"
; i_dwReserved1 : DWORD -> "sptr"
; i_wcbReserved2 : WORD -> "sptr"
; i_pvReserved2 : void* optional -> "sptr"
; o_ppvObject : void** in/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 "XOLEHLP.dll"
#cfunc global DtcGetTransactionManagerC "DtcGetTransactionManagerC" str, str, var, int, int, sptr, sptr
; res = DtcGetTransactionManagerC(i_pszHost, i_pszTmName, i_riid, i_dwReserved1, i_wcbReserved2, i_pvReserved2, o_ppvObject)
; i_pszHost : LPSTR optional -> "str"
; i_pszTmName : LPSTR optional -> "str"
; i_riid : GUID* -> "var"
; i_dwReserved1 : DWORD -> "int"
; i_wcbReserved2 : WORD -> "int"
; i_pvReserved2 : void* optional -> "sptr"
; o_ppvObject : void** in/out -> "sptr"
; ※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 "XOLEHLP.dll"
#cfunc global DtcGetTransactionManagerC "DtcGetTransactionManagerC" str, str, sptr, int, int, sptr, sptr
; res = DtcGetTransactionManagerC(i_pszHost, i_pszTmName, varptr(i_riid), i_dwReserved1, i_wcbReserved2, i_pvReserved2, o_ppvObject)
; i_pszHost : LPSTR optional -> "str"
; i_pszTmName : LPSTR optional -> "str"
; i_riid : GUID* -> "sptr"
; i_dwReserved1 : DWORD -> "int"
; i_wcbReserved2 : WORD -> "int"
; i_pvReserved2 : void* optional -> "sptr"
; o_ppvObject : void** in/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 DtcGetTransactionManagerC(LPSTR i_pszHost, LPSTR i_pszTmName, GUID* i_riid, DWORD i_dwReserved1, WORD i_wcbReserved2, void* i_pvReserved2, void** o_ppvObject)
#uselib "XOLEHLP.dll"
#cfunc global DtcGetTransactionManagerC "DtcGetTransactionManagerC" str, str, var, int, int, intptr, intptr
; res = DtcGetTransactionManagerC(i_pszHost, i_pszTmName, i_riid, i_dwReserved1, i_wcbReserved2, i_pvReserved2, o_ppvObject)
; i_pszHost : LPSTR optional -> "str"
; i_pszTmName : LPSTR optional -> "str"
; i_riid : GUID* -> "var"
; i_dwReserved1 : DWORD -> "int"
; i_wcbReserved2 : WORD -> "int"
; i_pvReserved2 : void* optional -> "intptr"
; o_ppvObject : void** in/out -> "intptr"
; ※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 DtcGetTransactionManagerC(LPSTR i_pszHost, LPSTR i_pszTmName, GUID* i_riid, DWORD i_dwReserved1, WORD i_wcbReserved2, void* i_pvReserved2, void** o_ppvObject)
#uselib "XOLEHLP.dll"
#cfunc global DtcGetTransactionManagerC "DtcGetTransactionManagerC" str, str, intptr, int, int, intptr, intptr
; res = DtcGetTransactionManagerC(i_pszHost, i_pszTmName, varptr(i_riid), i_dwReserved1, i_wcbReserved2, i_pvReserved2, o_ppvObject)
; i_pszHost : LPSTR optional -> "str"
; i_pszTmName : LPSTR optional -> "str"
; i_riid : GUID* -> "intptr"
; i_dwReserved1 : DWORD -> "int"
; i_wcbReserved2 : WORD -> "int"
; i_pvReserved2 : void* optional -> "intptr"
; o_ppvObject : void** in/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 (
	xolehlp = windows.NewLazySystemDLL("XOLEHLP.dll")
	procDtcGetTransactionManagerC = xolehlp.NewProc("DtcGetTransactionManagerC")
)

// i_pszHost (LPSTR optional), i_pszTmName (LPSTR optional), i_riid (GUID*), i_dwReserved1 (DWORD), i_wcbReserved2 (WORD), i_pvReserved2 (void* optional), o_ppvObject (void** in/out)
r1, _, err := procDtcGetTransactionManagerC.Call(
	uintptr(unsafe.Pointer(windows.BytePtrFromString(i_pszHost))),
	uintptr(unsafe.Pointer(windows.BytePtrFromString(i_pszTmName))),
	uintptr(i_riid),
	uintptr(i_dwReserved1),
	uintptr(i_wcbReserved2),
	uintptr(i_pvReserved2),
	uintptr(o_ppvObject),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function DtcGetTransactionManagerC(
  i_pszHost: PAnsiChar;   // LPSTR optional
  i_pszTmName: PAnsiChar;   // LPSTR optional
  i_riid: PGUID;   // GUID*
  i_dwReserved1: DWORD;   // DWORD
  i_wcbReserved2: Word;   // WORD
  i_pvReserved2: Pointer;   // void* optional
  o_ppvObject: Pointer   // void** in/out
): Integer; cdecl;
  external 'XOLEHLP.dll' name 'DtcGetTransactionManagerC';

result := DllCall("XOLEHLP\DtcGetTransactionManagerC"
    , "AStr", i_pszHost   ; LPSTR optional
    , "AStr", i_pszTmName   ; LPSTR optional
    , "Ptr", i_riid   ; GUID*
    , "UInt", i_dwReserved1   ; DWORD
    , "UShort", i_wcbReserved2   ; WORD
    , "Ptr", i_pvReserved2   ; void* optional
    , "Ptr", o_ppvObject   ; void** in/out
    , "Cdecl Int")   ; return: HRESULT

●DtcGetTransactionManagerC(i_pszHost, i_pszTmName, i_riid, i_dwReserved1, i_wcbReserved2, i_pvReserved2, o_ppvObject) = DLL("XOLEHLP.dll", "int DtcGetTransactionManagerC(char*, char*, void*, dword, int, void*, void*)")
# 呼び出し: DtcGetTransactionManagerC(i_pszHost, i_pszTmName, i_riid, i_dwReserved1, i_wcbReserved2, i_pvReserved2, o_ppvObject)
# i_pszHost : LPSTR optional -> "char*"
# i_pszTmName : LPSTR optional -> "char*"
# i_riid : GUID* -> "void*"
# i_dwReserved1 : DWORD -> "dword"
# i_wcbReserved2 : WORD -> "int"
# i_pvReserved2 : void* optional -> "void*"
# o_ppvObject : void** in/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)。
# ※cdecl関数。DLL()宣言はstdcall前提。cdeclは EXEC_PTR(`cdecl`,…) を使用。