HcsCreateComputeSystem

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

HRESULT HcsCreateComputeSystem(
    LPCWSTR id,
    LPCWSTR configuration,
    HCS_OPERATION operation,
    const SECURITY_DESCRIPTOR* securityDescriptor,   // optional
    HCS_SYSTEM* computeSystem
);

<DllImport("computecore.dll", ExactSpelling:=True)>
Public Shared Function HcsCreateComputeSystem(
    <MarshalAs(UnmanagedType.LPWStr)> id As String,   ' LPCWSTR
    <MarshalAs(UnmanagedType.LPWStr)> configuration As String,   ' LPCWSTR
    operation As IntPtr,   ' HCS_OPERATION
    securityDescriptor As IntPtr,   ' SECURITY_DESCRIPTOR* optional
    computeSystem As IntPtr   ' HCS_SYSTEM* out
) As Integer
End Function

' id : LPCWSTR
' configuration : LPCWSTR
' operation : HCS_OPERATION
' securityDescriptor : SECURITY_DESCRIPTOR* optional
' computeSystem : HCS_SYSTEM* out
Declare PtrSafe Function HcsCreateComputeSystem Lib "computecore" ( _
    ByVal id As LongPtr, _
    ByVal configuration As LongPtr, _
    ByVal operation As LongPtr, _
    ByVal securityDescriptor As LongPtr, _
    ByVal computeSystem 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

HcsCreateComputeSystem = ctypes.windll.computecore.HcsCreateComputeSystem
HcsCreateComputeSystem.restype = ctypes.c_int
HcsCreateComputeSystem.argtypes = [
    wintypes.LPCWSTR,  # id : LPCWSTR
    wintypes.LPCWSTR,  # configuration : LPCWSTR
    wintypes.HANDLE,  # operation : HCS_OPERATION
    ctypes.c_void_p,  # securityDescriptor : SECURITY_DESCRIPTOR* optional
    ctypes.c_void_p,  # computeSystem : HCS_SYSTEM* out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('computecore.dll')
HcsCreateComputeSystem = Fiddle::Function.new(
  lib['HcsCreateComputeSystem'],
  [
    Fiddle::TYPE_VOIDP,  # id : LPCWSTR
    Fiddle::TYPE_VOIDP,  # configuration : LPCWSTR
    Fiddle::TYPE_VOIDP,  # operation : HCS_OPERATION
    Fiddle::TYPE_VOIDP,  # securityDescriptor : SECURITY_DESCRIPTOR* optional
    Fiddle::TYPE_VOIDP,  # computeSystem : HCS_SYSTEM* out
  ],
  Fiddle::TYPE_INT)

#[link(name = "computecore")]
extern "system" {
    fn HcsCreateComputeSystem(
        id: *const u16,  // LPCWSTR
        configuration: *const u16,  // LPCWSTR
        operation: *mut core::ffi::c_void,  // HCS_OPERATION
        securityDescriptor: *const SECURITY_DESCRIPTOR,  // SECURITY_DESCRIPTOR* optional
        computeSystem: *mut *mut core::ffi::c_void  // HCS_SYSTEM* out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("computecore.dll")]
public static extern int HcsCreateComputeSystem([MarshalAs(UnmanagedType.LPWStr)] string id, [MarshalAs(UnmanagedType.LPWStr)] string configuration, IntPtr operation, IntPtr securityDescriptor, IntPtr computeSystem);
"@
$api = Add-Type -MemberDefinition $sig -Name 'computecore_HcsCreateComputeSystem' -Namespace Win32 -PassThru
# $api::HcsCreateComputeSystem(id, configuration, operation, securityDescriptor, computeSystem)

#uselib "computecore.dll"
#func global HcsCreateComputeSystem "HcsCreateComputeSystem" sptr, sptr, sptr, sptr, sptr
; HcsCreateComputeSystem id, configuration, operation, varptr(securityDescriptor), computeSystem   ; 戻り値は stat
; id : LPCWSTR -> "sptr"
; configuration : LPCWSTR -> "sptr"
; operation : HCS_OPERATION -> "sptr"
; securityDescriptor : SECURITY_DESCRIPTOR* optional -> "sptr"
; computeSystem : HCS_SYSTEM* 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 "computecore.dll"
#cfunc global HcsCreateComputeSystem "HcsCreateComputeSystem" wstr, wstr, sptr, var, sptr
; res = HcsCreateComputeSystem(id, configuration, operation, securityDescriptor, computeSystem)
; id : LPCWSTR -> "wstr"
; configuration : LPCWSTR -> "wstr"
; operation : HCS_OPERATION -> "sptr"
; securityDescriptor : SECURITY_DESCRIPTOR* optional -> "var"
; computeSystem : HCS_SYSTEM* 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。

; HRESULT HcsCreateComputeSystem(LPCWSTR id, LPCWSTR configuration, HCS_OPERATION operation, SECURITY_DESCRIPTOR* securityDescriptor, HCS_SYSTEM* computeSystem)
#uselib "computecore.dll"
#cfunc global HcsCreateComputeSystem "HcsCreateComputeSystem" wstr, wstr, intptr, var, intptr
; res = HcsCreateComputeSystem(id, configuration, operation, securityDescriptor, computeSystem)
; id : LPCWSTR -> "wstr"
; configuration : LPCWSTR -> "wstr"
; operation : HCS_OPERATION -> "intptr"
; securityDescriptor : SECURITY_DESCRIPTOR* optional -> "var"
; computeSystem : HCS_SYSTEM* 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。

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

var (
	computecore = windows.NewLazySystemDLL("computecore.dll")
	procHcsCreateComputeSystem = computecore.NewProc("HcsCreateComputeSystem")
)

// id (LPCWSTR), configuration (LPCWSTR), operation (HCS_OPERATION), securityDescriptor (SECURITY_DESCRIPTOR* optional), computeSystem (HCS_SYSTEM* out)
r1, _, err := procHcsCreateComputeSystem.Call(
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(id))),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(configuration))),
	uintptr(operation),
	uintptr(securityDescriptor),
	uintptr(computeSystem),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function HcsCreateComputeSystem(
  id: PWideChar;   // LPCWSTR
  configuration: PWideChar;   // LPCWSTR
  operation: THandle;   // HCS_OPERATION
  securityDescriptor: Pointer;   // SECURITY_DESCRIPTOR* optional
  computeSystem: Pointer   // HCS_SYSTEM* out
): Integer; stdcall;
  external 'computecore.dll' name 'HcsCreateComputeSystem';

result := DllCall("computecore\HcsCreateComputeSystem"
    , "WStr", id   ; LPCWSTR
    , "WStr", configuration   ; LPCWSTR
    , "Ptr", operation   ; HCS_OPERATION
    , "Ptr", securityDescriptor   ; SECURITY_DESCRIPTOR* optional
    , "Ptr", computeSystem   ; HCS_SYSTEM* out
    , "Int")   ; return: HRESULT

●HcsCreateComputeSystem(id, configuration, operation, securityDescriptor, computeSystem) = DLL("computecore.dll", "int HcsCreateComputeSystem(char*, char*, void*, void*, void*)")
# 呼び出し: HcsCreateComputeSystem(id, configuration, operation, securityDescriptor, computeSystem)
# id : LPCWSTR -> "char*"
# configuration : LPCWSTR -> "char*"
# operation : HCS_OPERATION -> "void*"
# securityDescriptor : SECURITY_DESCRIPTOR* optional -> "void*"
# computeSystem : HCS_SYSTEM* 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)。