PrjFileNameCompare

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

INT PrjFileNameCompare(
    LPCWSTR fileName1,
    LPCWSTR fileName2
);

<DllImport("PROJECTEDFSLIB.dll", ExactSpelling:=True)>
Public Shared Function PrjFileNameCompare(
    <MarshalAs(UnmanagedType.LPWStr)> fileName1 As String,   ' LPCWSTR
    <MarshalAs(UnmanagedType.LPWStr)> fileName2 As String   ' LPCWSTR
) As Integer
End Function

' fileName1 : LPCWSTR
' fileName2 : LPCWSTR
Declare PtrSafe Function PrjFileNameCompare Lib "projectedfslib" ( _
    ByVal fileName1 As LongPtr, _
    ByVal fileName2 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

PrjFileNameCompare = ctypes.windll.projectedfslib.PrjFileNameCompare
PrjFileNameCompare.restype = ctypes.c_int
PrjFileNameCompare.argtypes = [
    wintypes.LPCWSTR,  # fileName1 : LPCWSTR
    wintypes.LPCWSTR,  # fileName2 : LPCWSTR
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('PROJECTEDFSLIB.dll')
PrjFileNameCompare = Fiddle::Function.new(
  lib['PrjFileNameCompare'],
  [
    Fiddle::TYPE_VOIDP,  # fileName1 : LPCWSTR
    Fiddle::TYPE_VOIDP,  # fileName2 : LPCWSTR
  ],
  Fiddle::TYPE_INT)

#[link(name = "projectedfslib")]
extern "system" {
    fn PrjFileNameCompare(
        fileName1: *const u16,  // LPCWSTR
        fileName2: *const u16  // LPCWSTR
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("PROJECTEDFSLIB.dll")]
public static extern int PrjFileNameCompare([MarshalAs(UnmanagedType.LPWStr)] string fileName1, [MarshalAs(UnmanagedType.LPWStr)] string fileName2);
"@
$api = Add-Type -MemberDefinition $sig -Name 'PROJECTEDFSLIB_PrjFileNameCompare' -Namespace Win32 -PassThru
# $api::PrjFileNameCompare(fileName1, fileName2)

#uselib "PROJECTEDFSLIB.dll"
#func global PrjFileNameCompare "PrjFileNameCompare" sptr, sptr
; PrjFileNameCompare fileName1, fileName2   ; 戻り値は stat
; fileName1 : LPCWSTR -> "sptr"
; fileName2 : LPCWSTR -> "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 "PROJECTEDFSLIB.dll"
#cfunc global PrjFileNameCompare "PrjFileNameCompare" wstr, wstr
; res = PrjFileNameCompare(fileName1, fileName2)
; fileName1 : LPCWSTR -> "wstr"
; fileName2 : LPCWSTR -> "wstr"

; INT PrjFileNameCompare(LPCWSTR fileName1, LPCWSTR fileName2)
#uselib "PROJECTEDFSLIB.dll"
#cfunc global PrjFileNameCompare "PrjFileNameCompare" wstr, wstr
; res = PrjFileNameCompare(fileName1, fileName2)
; fileName1 : LPCWSTR -> "wstr"
; fileName2 : LPCWSTR -> "wstr"

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

var (
	projectedfslib = windows.NewLazySystemDLL("PROJECTEDFSLIB.dll")
	procPrjFileNameCompare = projectedfslib.NewProc("PrjFileNameCompare")
)

// fileName1 (LPCWSTR), fileName2 (LPCWSTR)
r1, _, err := procPrjFileNameCompare.Call(
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(fileName1))),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(fileName2))),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // INT

function PrjFileNameCompare(
  fileName1: PWideChar;   // LPCWSTR
  fileName2: PWideChar   // LPCWSTR
): Integer; stdcall;
  external 'PROJECTEDFSLIB.dll' name 'PrjFileNameCompare';

result := DllCall("PROJECTEDFSLIB\PrjFileNameCompare"
    , "WStr", fileName1   ; LPCWSTR
    , "WStr", fileName2   ; LPCWSTR
    , "Int")   ; return: INT

●PrjFileNameCompare(fileName1, fileName2) = DLL("PROJECTEDFSLIB.dll", "int PrjFileNameCompare(char*, char*)")
# 呼び出し: PrjFileNameCompare(fileName1, fileName2)
# fileName1 : LPCWSTR -> "char*"
# fileName2 : LPCWSTR -> "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)。