OpenIMsgOnIStg

関数

IStorage上にIMessageオブジェクトを開く。

DLLMAPI32.dll呼出規約winapi

シグネチャ

// MAPI32.dll
#include <windows.h>

INT OpenIMsgOnIStg(
    LPMSGSESS lpMsgSess,
    LPALLOCATEBUFFER lpAllocateBuffer,
    LPALLOCATEMORE lpAllocateMore,
    LPFREEBUFFER lpFreeBuffer,
    IMalloc* lpMalloc,
    void* lpMapiSup,
    IStorage* lpStg,
    MSGCALLRELEASE* lpfMsgCallRelease,
    DWORD ulCallerData,
    DWORD ulFlags,
    IMessage** lppMsg
);

パラメーター

名前	型	方向	説明
lpMsgSess	LPMSGSESS	in	メッセージが属するセッションのハンドル。NULL可。
lpAllocateBuffer	LPALLOCATEBUFFER	in	MAPIメモリ確保関数LPALLOCATEBUFFERへのポインタ。
lpAllocateMore	LPALLOCATEMORE	in	既存割当に追加確保するLPALLOCATEMORE関数へのポインタ。
lpFreeBuffer	LPFREEBUFFER	in	MAPIメモリ解放関数LPFREEBUFFERへのポインタ。
lpMalloc	IMalloc*	in	メモリ確保に用いるIMallocインターフェイスへのポインタ。
lpMapiSup	void*	inout	MAPIサポートオブジェクトへのポインタ。NULL可。
lpStg	IStorage*	in	メッセージの基盤となるIStorageオブジェクトへのポインタ。
lpfMsgCallRelease	MSGCALLRELEASE*	inout	解放時に呼ばれるコールバック関数へのポインタ。NULL可。
ulCallerData	DWORD	in	コールバックへ渡す呼び出し側のデータ値。
ulFlags	DWORD	in	オープン動作を制御するフラグ。書き込み許可などを指定する。
lppMsg	IMessage**	out	生成されたIMessageインターフェイスを受け取るポインタ。

戻り値の型: INT

各言語での呼び出し定義

// MAPI32.dll
#include <windows.h>

INT OpenIMsgOnIStg(
    LPMSGSESS lpMsgSess,
    LPALLOCATEBUFFER lpAllocateBuffer,
    LPALLOCATEMORE lpAllocateMore,
    LPFREEBUFFER lpFreeBuffer,
    IMalloc* lpMalloc,
    void* lpMapiSup,
    IStorage* lpStg,
    MSGCALLRELEASE* lpfMsgCallRelease,
    DWORD ulCallerData,
    DWORD ulFlags,
    IMessage** lppMsg
);

[DllImport("MAPI32.dll", ExactSpelling = true)]
static extern int OpenIMsgOnIStg(
    IntPtr lpMsgSess,   // LPMSGSESS
    IntPtr lpAllocateBuffer,   // LPALLOCATEBUFFER
    IntPtr lpAllocateMore,   // LPALLOCATEMORE
    IntPtr lpFreeBuffer,   // LPFREEBUFFER
    IntPtr lpMalloc,   // IMalloc*
    IntPtr lpMapiSup,   // void* in/out
    IntPtr lpStg,   // IStorage*
    IntPtr lpfMsgCallRelease,   // MSGCALLRELEASE* in/out
    uint ulCallerData,   // DWORD
    uint ulFlags,   // DWORD
    IntPtr lppMsg   // IMessage** out
);

<DllImport("MAPI32.dll", ExactSpelling:=True)>
Public Shared Function OpenIMsgOnIStg(
    lpMsgSess As IntPtr,   ' LPMSGSESS
    lpAllocateBuffer As IntPtr,   ' LPALLOCATEBUFFER
    lpAllocateMore As IntPtr,   ' LPALLOCATEMORE
    lpFreeBuffer As IntPtr,   ' LPFREEBUFFER
    lpMalloc As IntPtr,   ' IMalloc*
    lpMapiSup As IntPtr,   ' void* in/out
    lpStg As IntPtr,   ' IStorage*
    lpfMsgCallRelease As IntPtr,   ' MSGCALLRELEASE* in/out
    ulCallerData As UInteger,   ' DWORD
    ulFlags As UInteger,   ' DWORD
    lppMsg As IntPtr   ' IMessage** out
) As Integer
End Function

' lpMsgSess : LPMSGSESS
' lpAllocateBuffer : LPALLOCATEBUFFER
' lpAllocateMore : LPALLOCATEMORE
' lpFreeBuffer : LPFREEBUFFER
' lpMalloc : IMalloc*
' lpMapiSup : void* in/out
' lpStg : IStorage*
' lpfMsgCallRelease : MSGCALLRELEASE* in/out
' ulCallerData : DWORD
' ulFlags : DWORD
' lppMsg : IMessage** out
Declare PtrSafe Function OpenIMsgOnIStg Lib "mapi32" ( _
    ByVal lpMsgSess As LongPtr, _
    ByVal lpAllocateBuffer As LongPtr, _
    ByVal lpAllocateMore As LongPtr, _
    ByVal lpFreeBuffer As LongPtr, _
    ByVal lpMalloc As LongPtr, _
    ByVal lpMapiSup As LongPtr, _
    ByVal lpStg As LongPtr, _
    ByVal lpfMsgCallRelease As LongPtr, _
    ByVal ulCallerData As Long, _
    ByVal ulFlags As Long, _
    ByVal lppMsg 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

OpenIMsgOnIStg = ctypes.windll.mapi32.OpenIMsgOnIStg
OpenIMsgOnIStg.restype = ctypes.c_int
OpenIMsgOnIStg.argtypes = [
    ctypes.c_ssize_t,  # lpMsgSess : LPMSGSESS
    ctypes.c_void_p,  # lpAllocateBuffer : LPALLOCATEBUFFER
    ctypes.c_void_p,  # lpAllocateMore : LPALLOCATEMORE
    ctypes.c_void_p,  # lpFreeBuffer : LPFREEBUFFER
    ctypes.c_void_p,  # lpMalloc : IMalloc*
    ctypes.POINTER(None),  # lpMapiSup : void* in/out
    ctypes.c_void_p,  # lpStg : IStorage*
    ctypes.c_void_p,  # lpfMsgCallRelease : MSGCALLRELEASE* in/out
    wintypes.DWORD,  # ulCallerData : DWORD
    wintypes.DWORD,  # ulFlags : DWORD
    ctypes.c_void_p,  # lppMsg : IMessage** out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('MAPI32.dll')
OpenIMsgOnIStg = Fiddle::Function.new(
  lib['OpenIMsgOnIStg'],
  [
    Fiddle::TYPE_INTPTR_T,  # lpMsgSess : LPMSGSESS
    Fiddle::TYPE_VOIDP,  # lpAllocateBuffer : LPALLOCATEBUFFER
    Fiddle::TYPE_VOIDP,  # lpAllocateMore : LPALLOCATEMORE
    Fiddle::TYPE_VOIDP,  # lpFreeBuffer : LPFREEBUFFER
    Fiddle::TYPE_VOIDP,  # lpMalloc : IMalloc*
    Fiddle::TYPE_VOIDP,  # lpMapiSup : void* in/out
    Fiddle::TYPE_VOIDP,  # lpStg : IStorage*
    Fiddle::TYPE_VOIDP,  # lpfMsgCallRelease : MSGCALLRELEASE* in/out
    -Fiddle::TYPE_INT,  # ulCallerData : DWORD
    -Fiddle::TYPE_INT,  # ulFlags : DWORD
    Fiddle::TYPE_VOIDP,  # lppMsg : IMessage** out
  ],
  Fiddle::TYPE_INT)

#[link(name = "mapi32")]
extern "system" {
    fn OpenIMsgOnIStg(
        lpMsgSess: isize,  // LPMSGSESS
        lpAllocateBuffer: *const core::ffi::c_void,  // LPALLOCATEBUFFER
        lpAllocateMore: *const core::ffi::c_void,  // LPALLOCATEMORE
        lpFreeBuffer: *const core::ffi::c_void,  // LPFREEBUFFER
        lpMalloc: *mut core::ffi::c_void,  // IMalloc*
        lpMapiSup: *mut (),  // void* in/out
        lpStg: *mut core::ffi::c_void,  // IStorage*
        lpfMsgCallRelease: *mut *const core::ffi::c_void,  // MSGCALLRELEASE* in/out
        ulCallerData: u32,  // DWORD
        ulFlags: u32,  // DWORD
        lppMsg: *mut *mut core::ffi::c_void  // IMessage** out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("MAPI32.dll")]
public static extern int OpenIMsgOnIStg(IntPtr lpMsgSess, IntPtr lpAllocateBuffer, IntPtr lpAllocateMore, IntPtr lpFreeBuffer, IntPtr lpMalloc, IntPtr lpMapiSup, IntPtr lpStg, IntPtr lpfMsgCallRelease, uint ulCallerData, uint ulFlags, IntPtr lppMsg);
"@
$api = Add-Type -MemberDefinition $sig -Name 'MAPI32_OpenIMsgOnIStg' -Namespace Win32 -PassThru
# $api::OpenIMsgOnIStg(lpMsgSess, lpAllocateBuffer, lpAllocateMore, lpFreeBuffer, lpMalloc, lpMapiSup, lpStg, lpfMsgCallRelease, ulCallerData, ulFlags, lppMsg)

#uselib "MAPI32.dll"
#func global OpenIMsgOnIStg "OpenIMsgOnIStg" sptr, sptr, sptr, sptr, sptr, sptr, sptr, sptr, sptr, sptr, sptr
; OpenIMsgOnIStg lpMsgSess, lpAllocateBuffer, lpAllocateMore, lpFreeBuffer, lpMalloc, lpMapiSup, lpStg, lpfMsgCallRelease, ulCallerData, ulFlags, lppMsg   ; 戻り値は stat
; lpMsgSess : LPMSGSESS -> "sptr"
; lpAllocateBuffer : LPALLOCATEBUFFER -> "sptr"
; lpAllocateMore : LPALLOCATEMORE -> "sptr"
; lpFreeBuffer : LPFREEBUFFER -> "sptr"
; lpMalloc : IMalloc* -> "sptr"
; lpMapiSup : void* in/out -> "sptr"
; lpStg : IStorage* -> "sptr"
; lpfMsgCallRelease : MSGCALLRELEASE* in/out -> "sptr"
; ulCallerData : DWORD -> "sptr"
; ulFlags : DWORD -> "sptr"
; lppMsg : IMessage** 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。

#uselib "MAPI32.dll"
#cfunc global OpenIMsgOnIStg "OpenIMsgOnIStg" sptr, sptr, sptr, sptr, sptr, sptr, sptr, sptr, int, int, sptr
; res = OpenIMsgOnIStg(lpMsgSess, lpAllocateBuffer, lpAllocateMore, lpFreeBuffer, lpMalloc, lpMapiSup, lpStg, lpfMsgCallRelease, ulCallerData, ulFlags, lppMsg)
; lpMsgSess : LPMSGSESS -> "sptr"
; lpAllocateBuffer : LPALLOCATEBUFFER -> "sptr"
; lpAllocateMore : LPALLOCATEMORE -> "sptr"
; lpFreeBuffer : LPFREEBUFFER -> "sptr"
; lpMalloc : IMalloc* -> "sptr"
; lpMapiSup : void* in/out -> "sptr"
; lpStg : IStorage* -> "sptr"
; lpfMsgCallRelease : MSGCALLRELEASE* in/out -> "sptr"
; ulCallerData : DWORD -> "int"
; ulFlags : DWORD -> "int"
; lppMsg : IMessage** out -> "sptr"

; INT OpenIMsgOnIStg(LPMSGSESS lpMsgSess, LPALLOCATEBUFFER lpAllocateBuffer, LPALLOCATEMORE lpAllocateMore, LPFREEBUFFER lpFreeBuffer, IMalloc* lpMalloc, void* lpMapiSup, IStorage* lpStg, MSGCALLRELEASE* lpfMsgCallRelease, DWORD ulCallerData, DWORD ulFlags, IMessage** lppMsg)
#uselib "MAPI32.dll"
#cfunc global OpenIMsgOnIStg "OpenIMsgOnIStg" intptr, intptr, intptr, intptr, intptr, intptr, intptr, intptr, int, int, intptr
; res = OpenIMsgOnIStg(lpMsgSess, lpAllocateBuffer, lpAllocateMore, lpFreeBuffer, lpMalloc, lpMapiSup, lpStg, lpfMsgCallRelease, ulCallerData, ulFlags, lppMsg)
; lpMsgSess : LPMSGSESS -> "intptr"
; lpAllocateBuffer : LPALLOCATEBUFFER -> "intptr"
; lpAllocateMore : LPALLOCATEMORE -> "intptr"
; lpFreeBuffer : LPFREEBUFFER -> "intptr"
; lpMalloc : IMalloc* -> "intptr"
; lpMapiSup : void* in/out -> "intptr"
; lpStg : IStorage* -> "intptr"
; lpfMsgCallRelease : MSGCALLRELEASE* in/out -> "intptr"
; ulCallerData : DWORD -> "int"
; ulFlags : DWORD -> "int"
; lppMsg : IMessage** out -> "intptr"

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

var (
	mapi32 = windows.NewLazySystemDLL("MAPI32.dll")
	procOpenIMsgOnIStg = mapi32.NewProc("OpenIMsgOnIStg")
)

// lpMsgSess (LPMSGSESS), lpAllocateBuffer (LPALLOCATEBUFFER), lpAllocateMore (LPALLOCATEMORE), lpFreeBuffer (LPFREEBUFFER), lpMalloc (IMalloc*), lpMapiSup (void* in/out), lpStg (IStorage*), lpfMsgCallRelease (MSGCALLRELEASE* in/out), ulCallerData (DWORD), ulFlags (DWORD), lppMsg (IMessage** out)
r1, _, err := procOpenIMsgOnIStg.Call(
	uintptr(lpMsgSess),
	uintptr(lpAllocateBuffer),
	uintptr(lpAllocateMore),
	uintptr(lpFreeBuffer),
	uintptr(lpMalloc),
	uintptr(lpMapiSup),
	uintptr(lpStg),
	uintptr(lpfMsgCallRelease),
	uintptr(ulCallerData),
	uintptr(ulFlags),
	uintptr(lppMsg),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // INT

function OpenIMsgOnIStg(
  lpMsgSess: NativeInt;   // LPMSGSESS
  lpAllocateBuffer: Pointer;   // LPALLOCATEBUFFER
  lpAllocateMore: Pointer;   // LPALLOCATEMORE
  lpFreeBuffer: Pointer;   // LPFREEBUFFER
  lpMalloc: Pointer;   // IMalloc*
  lpMapiSup: Pointer;   // void* in/out
  lpStg: Pointer;   // IStorage*
  lpfMsgCallRelease: Pointer;   // MSGCALLRELEASE* in/out
  ulCallerData: DWORD;   // DWORD
  ulFlags: DWORD;   // DWORD
  lppMsg: Pointer   // IMessage** out
): Integer; stdcall;
  external 'MAPI32.dll' name 'OpenIMsgOnIStg';

result := DllCall("MAPI32\OpenIMsgOnIStg"
    , "Ptr", lpMsgSess   ; LPMSGSESS
    , "Ptr", lpAllocateBuffer   ; LPALLOCATEBUFFER
    , "Ptr", lpAllocateMore   ; LPALLOCATEMORE
    , "Ptr", lpFreeBuffer   ; LPFREEBUFFER
    , "Ptr", lpMalloc   ; IMalloc*
    , "Ptr", lpMapiSup   ; void* in/out
    , "Ptr", lpStg   ; IStorage*
    , "Ptr", lpfMsgCallRelease   ; MSGCALLRELEASE* in/out
    , "UInt", ulCallerData   ; DWORD
    , "UInt", ulFlags   ; DWORD
    , "Ptr", lppMsg   ; IMessage** out
    , "Int")   ; return: INT

●OpenIMsgOnIStg(lpMsgSess, lpAllocateBuffer, lpAllocateMore, lpFreeBuffer, lpMalloc, lpMapiSup, lpStg, lpfMsgCallRelease, ulCallerData, ulFlags, lppMsg) = DLL("MAPI32.dll", "int OpenIMsgOnIStg(int, void*, void*, void*, void*, void*, void*, void*, dword, dword, void*)")
# 呼び出し: OpenIMsgOnIStg(lpMsgSess, lpAllocateBuffer, lpAllocateMore, lpFreeBuffer, lpMalloc, lpMapiSup, lpStg, lpfMsgCallRelease, ulCallerData, ulFlags, lppMsg)
# lpMsgSess : LPMSGSESS -> "int"
# lpAllocateBuffer : LPALLOCATEBUFFER -> "void*"
# lpAllocateMore : LPALLOCATEMORE -> "void*"
# lpFreeBuffer : LPFREEBUFFER -> "void*"
# lpMalloc : IMalloc* -> "void*"
# lpMapiSup : void* in/out -> "void*"
# lpStg : IStorage* -> "void*"
# lpfMsgCallRelease : MSGCALLRELEASE* in/out -> "void*"
# ulCallerData : DWORD -> "dword"
# ulFlags : DWORD -> "dword"
# lppMsg : IMessage** 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)。