PdhFormatFromRawValue

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

DWORD PdhFormatFromRawValue(
    DWORD dwCounterType,
    PDH_FMT dwFormat,
    LONGLONG* pTimeBase,   // optional
    PDH_RAW_COUNTER* pRawValue1,
    PDH_RAW_COUNTER* pRawValue2,
    PDH_FMT_COUNTERVALUE* pFmtValue
);

<DllImport("pdh.dll", ExactSpelling:=True)>
Public Shared Function PdhFormatFromRawValue(
    dwCounterType As UInteger,   ' DWORD
    dwFormat As UInteger,   ' PDH_FMT
    pTimeBase As IntPtr,   ' LONGLONG* optional
    pRawValue1 As IntPtr,   ' PDH_RAW_COUNTER*
    pRawValue2 As IntPtr,   ' PDH_RAW_COUNTER*
    pFmtValue As IntPtr   ' PDH_FMT_COUNTERVALUE* out
) As UInteger
End Function

' dwCounterType : DWORD
' dwFormat : PDH_FMT
' pTimeBase : LONGLONG* optional
' pRawValue1 : PDH_RAW_COUNTER*
' pRawValue2 : PDH_RAW_COUNTER*
' pFmtValue : PDH_FMT_COUNTERVALUE* out
Declare PtrSafe Function PdhFormatFromRawValue Lib "pdh" ( _
    ByVal dwCounterType As Long, _
    ByVal dwFormat As Long, _
    ByVal pTimeBase As LongPtr, _
    ByVal pRawValue1 As LongPtr, _
    ByVal pRawValue2 As LongPtr, _
    ByVal pFmtValue 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

PdhFormatFromRawValue = ctypes.windll.pdh.PdhFormatFromRawValue
PdhFormatFromRawValue.restype = wintypes.DWORD
PdhFormatFromRawValue.argtypes = [
    wintypes.DWORD,  # dwCounterType : DWORD
    wintypes.DWORD,  # dwFormat : PDH_FMT
    ctypes.POINTER(ctypes.c_longlong),  # pTimeBase : LONGLONG* optional
    ctypes.c_void_p,  # pRawValue1 : PDH_RAW_COUNTER*
    ctypes.c_void_p,  # pRawValue2 : PDH_RAW_COUNTER*
    ctypes.c_void_p,  # pFmtValue : PDH_FMT_COUNTERVALUE* out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('pdh.dll')
PdhFormatFromRawValue = Fiddle::Function.new(
  lib['PdhFormatFromRawValue'],
  [
    -Fiddle::TYPE_INT,  # dwCounterType : DWORD
    -Fiddle::TYPE_INT,  # dwFormat : PDH_FMT
    Fiddle::TYPE_VOIDP,  # pTimeBase : LONGLONG* optional
    Fiddle::TYPE_VOIDP,  # pRawValue1 : PDH_RAW_COUNTER*
    Fiddle::TYPE_VOIDP,  # pRawValue2 : PDH_RAW_COUNTER*
    Fiddle::TYPE_VOIDP,  # pFmtValue : PDH_FMT_COUNTERVALUE* out
  ],
  -Fiddle::TYPE_INT)

#[link(name = "pdh")]
extern "system" {
    fn PdhFormatFromRawValue(
        dwCounterType: u32,  // DWORD
        dwFormat: u32,  // PDH_FMT
        pTimeBase: *mut i64,  // LONGLONG* optional
        pRawValue1: *mut PDH_RAW_COUNTER,  // PDH_RAW_COUNTER*
        pRawValue2: *mut PDH_RAW_COUNTER,  // PDH_RAW_COUNTER*
        pFmtValue: *mut PDH_FMT_COUNTERVALUE  // PDH_FMT_COUNTERVALUE* out
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("pdh.dll")]
public static extern uint PdhFormatFromRawValue(uint dwCounterType, uint dwFormat, IntPtr pTimeBase, IntPtr pRawValue1, IntPtr pRawValue2, IntPtr pFmtValue);
"@
$api = Add-Type -MemberDefinition $sig -Name 'pdh_PdhFormatFromRawValue' -Namespace Win32 -PassThru
# $api::PdhFormatFromRawValue(dwCounterType, dwFormat, pTimeBase, pRawValue1, pRawValue2, pFmtValue)

#uselib "pdh.dll"
#func global PdhFormatFromRawValue "PdhFormatFromRawValue" sptr, sptr, sptr, sptr, sptr, sptr
; PdhFormatFromRawValue dwCounterType, dwFormat, varptr(pTimeBase), varptr(pRawValue1), varptr(pRawValue2), varptr(pFmtValue)   ; 戻り値は stat
; dwCounterType : DWORD -> "sptr"
; dwFormat : PDH_FMT -> "sptr"
; pTimeBase : LONGLONG* optional -> "sptr"
; pRawValue1 : PDH_RAW_COUNTER* -> "sptr"
; pRawValue2 : PDH_RAW_COUNTER* -> "sptr"
; pFmtValue : PDH_FMT_COUNTERVALUE* 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 "pdh.dll"
#cfunc global PdhFormatFromRawValue "PdhFormatFromRawValue" int, int, var, var, var, var
; res = PdhFormatFromRawValue(dwCounterType, dwFormat, pTimeBase, pRawValue1, pRawValue2, pFmtValue)
; dwCounterType : DWORD -> "int"
; dwFormat : PDH_FMT -> "int"
; pTimeBase : LONGLONG* optional -> "var"
; pRawValue1 : PDH_RAW_COUNTER* -> "var"
; pRawValue2 : PDH_RAW_COUNTER* -> "var"
; pFmtValue : PDH_FMT_COUNTERVALUE* 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 PdhFormatFromRawValue(DWORD dwCounterType, PDH_FMT dwFormat, LONGLONG* pTimeBase, PDH_RAW_COUNTER* pRawValue1, PDH_RAW_COUNTER* pRawValue2, PDH_FMT_COUNTERVALUE* pFmtValue)
#uselib "pdh.dll"
#cfunc global PdhFormatFromRawValue "PdhFormatFromRawValue" int, int, var, var, var, var
; res = PdhFormatFromRawValue(dwCounterType, dwFormat, pTimeBase, pRawValue1, pRawValue2, pFmtValue)
; dwCounterType : DWORD -> "int"
; dwFormat : PDH_FMT -> "int"
; pTimeBase : LONGLONG* optional -> "var"
; pRawValue1 : PDH_RAW_COUNTER* -> "var"
; pRawValue2 : PDH_RAW_COUNTER* -> "var"
; pFmtValue : PDH_FMT_COUNTERVALUE* 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。

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

var (
	pdh = windows.NewLazySystemDLL("pdh.dll")
	procPdhFormatFromRawValue = pdh.NewProc("PdhFormatFromRawValue")
)

// dwCounterType (DWORD), dwFormat (PDH_FMT), pTimeBase (LONGLONG* optional), pRawValue1 (PDH_RAW_COUNTER*), pRawValue2 (PDH_RAW_COUNTER*), pFmtValue (PDH_FMT_COUNTERVALUE* out)
r1, _, err := procPdhFormatFromRawValue.Call(
	uintptr(dwCounterType),
	uintptr(dwFormat),
	uintptr(pTimeBase),
	uintptr(pRawValue1),
	uintptr(pRawValue2),
	uintptr(pFmtValue),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD

function PdhFormatFromRawValue(
  dwCounterType: DWORD;   // DWORD
  dwFormat: DWORD;   // PDH_FMT
  pTimeBase: Pointer;   // LONGLONG* optional
  pRawValue1: Pointer;   // PDH_RAW_COUNTER*
  pRawValue2: Pointer;   // PDH_RAW_COUNTER*
  pFmtValue: Pointer   // PDH_FMT_COUNTERVALUE* out
): DWORD; stdcall;
  external 'pdh.dll' name 'PdhFormatFromRawValue';

result := DllCall("pdh\PdhFormatFromRawValue"
    , "UInt", dwCounterType   ; DWORD
    , "UInt", dwFormat   ; PDH_FMT
    , "Ptr", pTimeBase   ; LONGLONG* optional
    , "Ptr", pRawValue1   ; PDH_RAW_COUNTER*
    , "Ptr", pRawValue2   ; PDH_RAW_COUNTER*
    , "Ptr", pFmtValue   ; PDH_FMT_COUNTERVALUE* out
    , "UInt")   ; return: DWORD

●PdhFormatFromRawValue(dwCounterType, dwFormat, pTimeBase, pRawValue1, pRawValue2, pFmtValue) = DLL("pdh.dll", "dword PdhFormatFromRawValue(dword, dword, void*, void*, void*, void*)")
# 呼び出し: PdhFormatFromRawValue(dwCounterType, dwFormat, pTimeBase, pRawValue1, pRawValue2, pFmtValue)
# dwCounterType : DWORD -> "dword"
# dwFormat : PDH_FMT -> "dword"
# pTimeBase : LONGLONG* optional -> "void*"
# pRawValue1 : PDH_RAW_COUNTER* -> "void*"
# pRawValue2 : PDH_RAW_COUNTER* -> "void*"
# pFmtValue : PDH_FMT_COUNTERVALUE* 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)。