PdhBindInputDataSourceW

// pdh.dll  (Unicode / -W)
#include <windows.h>

DWORD PdhBindInputDataSourceW(
    PDH_HLOG* phDataSource,
    LPCWSTR LogFileNameList   // optional
);

<DllImport("pdh.dll", CharSet:=CharSet.Unicode, ExactSpelling:=True)>
Public Shared Function PdhBindInputDataSourceW(
    phDataSource As IntPtr,   ' PDH_HLOG* out
    <MarshalAs(UnmanagedType.LPWStr)> LogFileNameList As String   ' LPCWSTR optional
) As UInteger
End Function

' phDataSource : PDH_HLOG* out
' LogFileNameList : LPCWSTR optional
Declare PtrSafe Function PdhBindInputDataSourceW Lib "pdh" ( _
    ByVal phDataSource As LongPtr, _
    ByVal LogFileNameList As LongPtr) As Long
' Unicode(W): 文字列は ByVal As LongPtr とし StrPtr(unicodeStr) を渡す
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

PdhBindInputDataSourceW = ctypes.windll.pdh.PdhBindInputDataSourceW
PdhBindInputDataSourceW.restype = wintypes.DWORD
PdhBindInputDataSourceW.argtypes = [
    ctypes.c_void_p,  # phDataSource : PDH_HLOG* out
    wintypes.LPCWSTR,  # LogFileNameList : LPCWSTR optional
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('pdh.dll')
PdhBindInputDataSourceW = Fiddle::Function.new(
  lib['PdhBindInputDataSourceW'],
  [
    Fiddle::TYPE_VOIDP,  # phDataSource : PDH_HLOG* out
    Fiddle::TYPE_VOIDP,  # LogFileNameList : LPCWSTR optional
  ],
  -Fiddle::TYPE_INT)
# Wide strings: pass str.encode("UTF-16LE") + "\x00\x00"

#[link(name = "pdh")]
extern "system" {
    fn PdhBindInputDataSourceW(
        phDataSource: *mut *mut core::ffi::c_void,  // PDH_HLOG* out
        LogFileNameList: *const u16  // LPCWSTR optional
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("pdh.dll", CharSet = CharSet.Unicode)]
public static extern uint PdhBindInputDataSourceW(IntPtr phDataSource, [MarshalAs(UnmanagedType.LPWStr)] string LogFileNameList);
"@
$api = Add-Type -MemberDefinition $sig -Name 'pdh_PdhBindInputDataSourceW' -Namespace Win32 -PassThru
# $api::PdhBindInputDataSourceW(phDataSource, LogFileNameList)

#uselib "pdh.dll"
#func global PdhBindInputDataSourceW "PdhBindInputDataSourceW" wptr, wptr
; PdhBindInputDataSourceW phDataSource, LogFileNameList   ; 戻り値は stat
; phDataSource : PDH_HLOG* out -> "wptr"
; LogFileNameList : LPCWSTR optional -> "wptr"
; ※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 PdhBindInputDataSourceW "PdhBindInputDataSourceW" sptr, wstr
; res = PdhBindInputDataSourceW(phDataSource, LogFileNameList)
; phDataSource : PDH_HLOG* out -> "sptr"
; LogFileNameList : LPCWSTR optional -> "wstr"

; DWORD PdhBindInputDataSourceW(PDH_HLOG* phDataSource, LPCWSTR LogFileNameList)
#uselib "pdh.dll"
#cfunc global PdhBindInputDataSourceW "PdhBindInputDataSourceW" intptr, wstr
; res = PdhBindInputDataSourceW(phDataSource, LogFileNameList)
; phDataSource : PDH_HLOG* out -> "intptr"
; LogFileNameList : LPCWSTR optional -> "wstr"

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

var (
	pdh = windows.NewLazySystemDLL("pdh.dll")
	procPdhBindInputDataSourceW = pdh.NewProc("PdhBindInputDataSourceW")
)

// phDataSource (PDH_HLOG* out), LogFileNameList (LPCWSTR optional)
r1, _, err := procPdhBindInputDataSourceW.Call(
	uintptr(phDataSource),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(LogFileNameList))),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD

function PdhBindInputDataSourceW(
  phDataSource: Pointer;   // PDH_HLOG* out
  LogFileNameList: PWideChar   // LPCWSTR optional
): DWORD; stdcall;
  external 'pdh.dll' name 'PdhBindInputDataSourceW';

result := DllCall("pdh\PdhBindInputDataSourceW"
    , "Ptr", phDataSource   ; PDH_HLOG* out
    , "WStr", LogFileNameList   ; LPCWSTR optional
    , "UInt")   ; return: DWORD

●PdhBindInputDataSourceW(phDataSource, LogFileNameList) = DLL("pdh.dll", "dword PdhBindInputDataSourceW(void*, char*)")
# 呼び出し: PdhBindInputDataSourceW(phDataSource, LogFileNameList)
# phDataSource : PDH_HLOG* out -> "void*"
# LogFileNameList : LPCWSTR optional -> "char*"
# 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)。
# ※-W(Unicode)関数。なでしこ1はANSIのため -A 版の利用を推奨。