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ReportActiveIScsiTargetMappingsA

関数

アクティブなiSCSIターゲットのマッピング一覧を報告する（ANSI版）。

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

シグネチャ

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

DWORD ReportActiveIScsiTargetMappingsA(
    DWORD* BufferSize,
    DWORD* MappingCount,
    ISCSI_TARGET_MAPPINGA* Mappings
);

パラメーター

名前	型	方向
BufferSize	DWORD*	inout
MappingCount	DWORD*	inout
Mappings	ISCSI_TARGET_MAPPINGA*	inout

戻り値の型: DWORD

各言語での呼び出し定義

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

DWORD ReportActiveIScsiTargetMappingsA(
    DWORD* BufferSize,
    DWORD* MappingCount,
    ISCSI_TARGET_MAPPINGA* Mappings
);

[DllImport("ISCSIDSC.dll", CharSet = CharSet.Ansi, ExactSpelling = true)]
static extern uint ReportActiveIScsiTargetMappingsA(
    ref uint BufferSize,   // DWORD* in/out
    ref uint MappingCount,   // DWORD* in/out
    IntPtr Mappings   // ISCSI_TARGET_MAPPINGA* in/out
);

<DllImport("ISCSIDSC.dll", CharSet:=CharSet.Ansi, ExactSpelling:=True)>
Public Shared Function ReportActiveIScsiTargetMappingsA(
    ByRef BufferSize As UInteger,   ' DWORD* in/out
    ByRef MappingCount As UInteger,   ' DWORD* in/out
    Mappings As IntPtr   ' ISCSI_TARGET_MAPPINGA* in/out
) As UInteger
End Function

' BufferSize : DWORD* in/out
' MappingCount : DWORD* in/out
' Mappings : ISCSI_TARGET_MAPPINGA* in/out
Declare PtrSafe Function ReportActiveIScsiTargetMappingsA Lib "iscsidsc" ( _
    ByRef BufferSize As Long, _
    ByRef MappingCount As Long, _
    ByVal Mappings 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

ReportActiveIScsiTargetMappingsA = ctypes.windll.iscsidsc.ReportActiveIScsiTargetMappingsA
ReportActiveIScsiTargetMappingsA.restype = wintypes.DWORD
ReportActiveIScsiTargetMappingsA.argtypes = [
    ctypes.POINTER(wintypes.DWORD),  # BufferSize : DWORD* in/out
    ctypes.POINTER(wintypes.DWORD),  # MappingCount : DWORD* in/out
    ctypes.c_void_p,  # Mappings : ISCSI_TARGET_MAPPINGA* in/out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('ISCSIDSC.dll')
ReportActiveIScsiTargetMappingsA = Fiddle::Function.new(
  lib['ReportActiveIScsiTargetMappingsA'],
  [
    Fiddle::TYPE_VOIDP,  # BufferSize : DWORD* in/out
    Fiddle::TYPE_VOIDP,  # MappingCount : DWORD* in/out
    Fiddle::TYPE_VOIDP,  # Mappings : ISCSI_TARGET_MAPPINGA* in/out
  ],
  -Fiddle::TYPE_INT)

#[link(name = "iscsidsc")]
extern "system" {
    fn ReportActiveIScsiTargetMappingsA(
        BufferSize: *mut u32,  // DWORD* in/out
        MappingCount: *mut u32,  // DWORD* in/out
        Mappings: *mut ISCSI_TARGET_MAPPINGA  // ISCSI_TARGET_MAPPINGA* in/out
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("ISCSIDSC.dll", CharSet = CharSet.Ansi)]
public static extern uint ReportActiveIScsiTargetMappingsA(ref uint BufferSize, ref uint MappingCount, IntPtr Mappings);
"@
$api = Add-Type -MemberDefinition $sig -Name 'ISCSIDSC_ReportActiveIScsiTargetMappingsA' -Namespace Win32 -PassThru
# $api::ReportActiveIScsiTargetMappingsA(BufferSize, MappingCount, Mappings)

#uselib "ISCSIDSC.dll"
#func global ReportActiveIScsiTargetMappingsA "ReportActiveIScsiTargetMappingsA" sptr, sptr, sptr
; ReportActiveIScsiTargetMappingsA varptr(BufferSize), varptr(MappingCount), varptr(Mappings)   ; 戻り値は stat
; BufferSize : DWORD* in/out -> "sptr"
; MappingCount : DWORD* in/out -> "sptr"
; Mappings : ISCSI_TARGET_MAPPINGA* 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 "ISCSIDSC.dll"
#cfunc global ReportActiveIScsiTargetMappingsA "ReportActiveIScsiTargetMappingsA" var, var, var
; res = ReportActiveIScsiTargetMappingsA(BufferSize, MappingCount, Mappings)
; BufferSize : DWORD* in/out -> "var"
; MappingCount : DWORD* in/out -> "var"
; Mappings : ISCSI_TARGET_MAPPINGA* in/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 "ISCSIDSC.dll"
#cfunc global ReportActiveIScsiTargetMappingsA "ReportActiveIScsiTargetMappingsA" sptr, sptr, sptr
; res = ReportActiveIScsiTargetMappingsA(varptr(BufferSize), varptr(MappingCount), varptr(Mappings))
; BufferSize : DWORD* in/out -> "sptr"
; MappingCount : DWORD* in/out -> "sptr"
; Mappings : ISCSI_TARGET_MAPPINGA* 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:

; DWORD ReportActiveIScsiTargetMappingsA(DWORD* BufferSize, DWORD* MappingCount, ISCSI_TARGET_MAPPINGA* Mappings)
#uselib "ISCSIDSC.dll"
#cfunc global ReportActiveIScsiTargetMappingsA "ReportActiveIScsiTargetMappingsA" var, var, var
; res = ReportActiveIScsiTargetMappingsA(BufferSize, MappingCount, Mappings)
; BufferSize : DWORD* in/out -> "var"
; MappingCount : DWORD* in/out -> "var"
; Mappings : ISCSI_TARGET_MAPPINGA* in/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 ReportActiveIScsiTargetMappingsA(DWORD* BufferSize, DWORD* MappingCount, ISCSI_TARGET_MAPPINGA* Mappings)
#uselib "ISCSIDSC.dll"
#cfunc global ReportActiveIScsiTargetMappingsA "ReportActiveIScsiTargetMappingsA" intptr, intptr, intptr
; res = ReportActiveIScsiTargetMappingsA(varptr(BufferSize), varptr(MappingCount), varptr(Mappings))
; BufferSize : DWORD* in/out -> "intptr"
; MappingCount : DWORD* in/out -> "intptr"
; Mappings : ISCSI_TARGET_MAPPINGA* 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 (
	iscsidsc = windows.NewLazySystemDLL("ISCSIDSC.dll")
	procReportActiveIScsiTargetMappingsA = iscsidsc.NewProc("ReportActiveIScsiTargetMappingsA")
)

// BufferSize (DWORD* in/out), MappingCount (DWORD* in/out), Mappings (ISCSI_TARGET_MAPPINGA* in/out)
r1, _, err := procReportActiveIScsiTargetMappingsA.Call(
	uintptr(BufferSize),
	uintptr(MappingCount),
	uintptr(Mappings),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD

function ReportActiveIScsiTargetMappingsA(
  BufferSize: Pointer;   // DWORD* in/out
  MappingCount: Pointer;   // DWORD* in/out
  Mappings: Pointer   // ISCSI_TARGET_MAPPINGA* in/out
): DWORD; stdcall;
  external 'ISCSIDSC.dll' name 'ReportActiveIScsiTargetMappingsA';

result := DllCall("ISCSIDSC\ReportActiveIScsiTargetMappingsA"
    , "Ptr", BufferSize   ; DWORD* in/out
    , "Ptr", MappingCount   ; DWORD* in/out
    , "Ptr", Mappings   ; ISCSI_TARGET_MAPPINGA* in/out
    , "UInt")   ; return: DWORD

●ReportActiveIScsiTargetMappingsA(BufferSize, MappingCount, Mappings) = DLL("ISCSIDSC.dll", "dword ReportActiveIScsiTargetMappingsA(void*, void*, void*)")
# 呼び出し: ReportActiveIScsiTargetMappingsA(BufferSize, MappingCount, Mappings)
# BufferSize : DWORD* in/out -> "void*"
# MappingCount : DWORD* in/out -> "void*"
# Mappings : ISCSI_TARGET_MAPPINGA* 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)。