PssCaptureSnapshot

// KERNEL32.dll
#include <windows.h>

DWORD PssCaptureSnapshot(
    HANDLE ProcessHandle,
    PSS_CAPTURE_FLAGS CaptureFlags,
    DWORD ThreadContextFlags,   // optional
    HPSS* SnapshotHandle
);

<DllImport("KERNEL32.dll", ExactSpelling:=True)>
Public Shared Function PssCaptureSnapshot(
    ProcessHandle As IntPtr,   ' HANDLE
    CaptureFlags As UInteger,   ' PSS_CAPTURE_FLAGS
    ThreadContextFlags As UInteger,   ' DWORD optional
    SnapshotHandle As IntPtr   ' HPSS* out
) As UInteger
End Function

' ProcessHandle : HANDLE
' CaptureFlags : PSS_CAPTURE_FLAGS
' ThreadContextFlags : DWORD optional
' SnapshotHandle : HPSS* out
Declare PtrSafe Function PssCaptureSnapshot Lib "kernel32" ( _
    ByVal ProcessHandle As LongPtr, _
    ByVal CaptureFlags As Long, _
    ByVal ThreadContextFlags As Long, _
    ByVal SnapshotHandle 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

PssCaptureSnapshot = ctypes.windll.kernel32.PssCaptureSnapshot
PssCaptureSnapshot.restype = wintypes.DWORD
PssCaptureSnapshot.argtypes = [
    wintypes.HANDLE,  # ProcessHandle : HANDLE
    wintypes.DWORD,  # CaptureFlags : PSS_CAPTURE_FLAGS
    wintypes.DWORD,  # ThreadContextFlags : DWORD optional
    ctypes.c_void_p,  # SnapshotHandle : HPSS* out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('KERNEL32.dll')
PssCaptureSnapshot = Fiddle::Function.new(
  lib['PssCaptureSnapshot'],
  [
    Fiddle::TYPE_VOIDP,  # ProcessHandle : HANDLE
    -Fiddle::TYPE_INT,  # CaptureFlags : PSS_CAPTURE_FLAGS
    -Fiddle::TYPE_INT,  # ThreadContextFlags : DWORD optional
    Fiddle::TYPE_VOIDP,  # SnapshotHandle : HPSS* out
  ],
  -Fiddle::TYPE_INT)

#[link(name = "kernel32")]
extern "system" {
    fn PssCaptureSnapshot(
        ProcessHandle: *mut core::ffi::c_void,  // HANDLE
        CaptureFlags: u32,  // PSS_CAPTURE_FLAGS
        ThreadContextFlags: u32,  // DWORD optional
        SnapshotHandle: *mut *mut core::ffi::c_void  // HPSS* out
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("KERNEL32.dll")]
public static extern uint PssCaptureSnapshot(IntPtr ProcessHandle, uint CaptureFlags, uint ThreadContextFlags, IntPtr SnapshotHandle);
"@
$api = Add-Type -MemberDefinition $sig -Name 'KERNEL32_PssCaptureSnapshot' -Namespace Win32 -PassThru
# $api::PssCaptureSnapshot(ProcessHandle, CaptureFlags, ThreadContextFlags, SnapshotHandle)

#uselib "KERNEL32.dll"
#func global PssCaptureSnapshot "PssCaptureSnapshot" sptr, sptr, sptr, sptr
; PssCaptureSnapshot ProcessHandle, CaptureFlags, ThreadContextFlags, SnapshotHandle   ; 戻り値は stat
; ProcessHandle : HANDLE -> "sptr"
; CaptureFlags : PSS_CAPTURE_FLAGS -> "sptr"
; ThreadContextFlags : DWORD optional -> "sptr"
; SnapshotHandle : HPSS* 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 "KERNEL32.dll"
#cfunc global PssCaptureSnapshot "PssCaptureSnapshot" sptr, int, int, sptr
; res = PssCaptureSnapshot(ProcessHandle, CaptureFlags, ThreadContextFlags, SnapshotHandle)
; ProcessHandle : HANDLE -> "sptr"
; CaptureFlags : PSS_CAPTURE_FLAGS -> "int"
; ThreadContextFlags : DWORD optional -> "int"
; SnapshotHandle : HPSS* out -> "sptr"

; DWORD PssCaptureSnapshot(HANDLE ProcessHandle, PSS_CAPTURE_FLAGS CaptureFlags, DWORD ThreadContextFlags, HPSS* SnapshotHandle)
#uselib "KERNEL32.dll"
#cfunc global PssCaptureSnapshot "PssCaptureSnapshot" intptr, int, int, intptr
; res = PssCaptureSnapshot(ProcessHandle, CaptureFlags, ThreadContextFlags, SnapshotHandle)
; ProcessHandle : HANDLE -> "intptr"
; CaptureFlags : PSS_CAPTURE_FLAGS -> "int"
; ThreadContextFlags : DWORD optional -> "int"
; SnapshotHandle : HPSS* out -> "intptr"

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

var (
	kernel32 = windows.NewLazySystemDLL("KERNEL32.dll")
	procPssCaptureSnapshot = kernel32.NewProc("PssCaptureSnapshot")
)

// ProcessHandle (HANDLE), CaptureFlags (PSS_CAPTURE_FLAGS), ThreadContextFlags (DWORD optional), SnapshotHandle (HPSS* out)
r1, _, err := procPssCaptureSnapshot.Call(
	uintptr(ProcessHandle),
	uintptr(CaptureFlags),
	uintptr(ThreadContextFlags),
	uintptr(SnapshotHandle),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD

function PssCaptureSnapshot(
  ProcessHandle: THandle;   // HANDLE
  CaptureFlags: DWORD;   // PSS_CAPTURE_FLAGS
  ThreadContextFlags: DWORD;   // DWORD optional
  SnapshotHandle: Pointer   // HPSS* out
): DWORD; stdcall;
  external 'KERNEL32.dll' name 'PssCaptureSnapshot';

result := DllCall("KERNEL32\PssCaptureSnapshot"
    , "Ptr", ProcessHandle   ; HANDLE
    , "UInt", CaptureFlags   ; PSS_CAPTURE_FLAGS
    , "UInt", ThreadContextFlags   ; DWORD optional
    , "Ptr", SnapshotHandle   ; HPSS* out
    , "UInt")   ; return: DWORD

●PssCaptureSnapshot(ProcessHandle, CaptureFlags, ThreadContextFlags, SnapshotHandle) = DLL("KERNEL32.dll", "dword PssCaptureSnapshot(void*, dword, dword, void*)")
# 呼び出し: PssCaptureSnapshot(ProcessHandle, CaptureFlags, ThreadContextFlags, SnapshotHandle)
# ProcessHandle : HANDLE -> "void*"
# CaptureFlags : PSS_CAPTURE_FLAGS -> "dword"
# ThreadContextFlags : DWORD optional -> "dword"
# SnapshotHandle : HPSS* 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)。