CompareStringOrdinal

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

COMPARESTRING_RESULT CompareStringOrdinal(
    LPCWSTR lpString1,
    INT cchCount1,
    LPCWSTR lpString2,
    INT cchCount2,
    BOOL bIgnoreCase
);

<DllImport("KERNEL32.dll", SetLastError:=True, ExactSpelling:=True)>
Public Shared Function CompareStringOrdinal(
    <MarshalAs(UnmanagedType.LPWStr)> lpString1 As String,   ' LPCWSTR
    cchCount1 As Integer,   ' INT
    <MarshalAs(UnmanagedType.LPWStr)> lpString2 As String,   ' LPCWSTR
    cchCount2 As Integer,   ' INT
    bIgnoreCase As Boolean   ' BOOL
) As Integer
End Function

' lpString1 : LPCWSTR
' cchCount1 : INT
' lpString2 : LPCWSTR
' cchCount2 : INT
' bIgnoreCase : BOOL
Declare PtrSafe Function CompareStringOrdinal Lib "kernel32" ( _
    ByVal lpString1 As LongPtr, _
    ByVal cchCount1 As Long, _
    ByVal lpString2 As LongPtr, _
    ByVal cchCount2 As Long, _
    ByVal bIgnoreCase As Long) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

CompareStringOrdinal = ctypes.windll.kernel32.CompareStringOrdinal
CompareStringOrdinal.restype = ctypes.c_int
CompareStringOrdinal.argtypes = [
    wintypes.LPCWSTR,  # lpString1 : LPCWSTR
    ctypes.c_int,  # cchCount1 : INT
    wintypes.LPCWSTR,  # lpString2 : LPCWSTR
    ctypes.c_int,  # cchCount2 : INT
    wintypes.BOOL,  # bIgnoreCase : BOOL
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('KERNEL32.dll')
CompareStringOrdinal = Fiddle::Function.new(
  lib['CompareStringOrdinal'],
  [
    Fiddle::TYPE_VOIDP,  # lpString1 : LPCWSTR
    Fiddle::TYPE_INT,  # cchCount1 : INT
    Fiddle::TYPE_VOIDP,  # lpString2 : LPCWSTR
    Fiddle::TYPE_INT,  # cchCount2 : INT
    Fiddle::TYPE_INT,  # bIgnoreCase : BOOL
  ],
  Fiddle::TYPE_INT)

#[link(name = "kernel32")]
extern "system" {
    fn CompareStringOrdinal(
        lpString1: *const u16,  // LPCWSTR
        cchCount1: i32,  // INT
        lpString2: *const u16,  // LPCWSTR
        cchCount2: i32,  // INT
        bIgnoreCase: i32  // BOOL
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("KERNEL32.dll", SetLastError = true)]
public static extern int CompareStringOrdinal([MarshalAs(UnmanagedType.LPWStr)] string lpString1, int cchCount1, [MarshalAs(UnmanagedType.LPWStr)] string lpString2, int cchCount2, bool bIgnoreCase);
"@
$api = Add-Type -MemberDefinition $sig -Name 'KERNEL32_CompareStringOrdinal' -Namespace Win32 -PassThru
# $api::CompareStringOrdinal(lpString1, cchCount1, lpString2, cchCount2, bIgnoreCase)

#uselib "KERNEL32.dll"
#func global CompareStringOrdinal "CompareStringOrdinal" sptr, sptr, sptr, sptr, sptr
; CompareStringOrdinal lpString1, cchCount1, lpString2, cchCount2, bIgnoreCase   ; 戻り値は stat
; lpString1 : LPCWSTR -> "sptr"
; cchCount1 : INT -> "sptr"
; lpString2 : LPCWSTR -> "sptr"
; cchCount2 : INT -> "sptr"
; bIgnoreCase : BOOL -> "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 CompareStringOrdinal "CompareStringOrdinal" wstr, int, wstr, int, int
; res = CompareStringOrdinal(lpString1, cchCount1, lpString2, cchCount2, bIgnoreCase)
; lpString1 : LPCWSTR -> "wstr"
; cchCount1 : INT -> "int"
; lpString2 : LPCWSTR -> "wstr"
; cchCount2 : INT -> "int"
; bIgnoreCase : BOOL -> "int"

; COMPARESTRING_RESULT CompareStringOrdinal(LPCWSTR lpString1, INT cchCount1, LPCWSTR lpString2, INT cchCount2, BOOL bIgnoreCase)
#uselib "KERNEL32.dll"
#cfunc global CompareStringOrdinal "CompareStringOrdinal" wstr, int, wstr, int, int
; res = CompareStringOrdinal(lpString1, cchCount1, lpString2, cchCount2, bIgnoreCase)
; lpString1 : LPCWSTR -> "wstr"
; cchCount1 : INT -> "int"
; lpString2 : LPCWSTR -> "wstr"
; cchCount2 : INT -> "int"
; bIgnoreCase : BOOL -> "int"

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

var (
	kernel32 = windows.NewLazySystemDLL("KERNEL32.dll")
	procCompareStringOrdinal = kernel32.NewProc("CompareStringOrdinal")
)

// lpString1 (LPCWSTR), cchCount1 (INT), lpString2 (LPCWSTR), cchCount2 (INT), bIgnoreCase (BOOL)
r1, _, err := procCompareStringOrdinal.Call(
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(lpString1))),
	uintptr(cchCount1),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(lpString2))),
	uintptr(cchCount2),
	uintptr(bIgnoreCase),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // COMPARESTRING_RESULT

function CompareStringOrdinal(
  lpString1: PWideChar;   // LPCWSTR
  cchCount1: Integer;   // INT
  lpString2: PWideChar;   // LPCWSTR
  cchCount2: Integer;   // INT
  bIgnoreCase: BOOL   // BOOL
): Integer; stdcall;
  external 'KERNEL32.dll' name 'CompareStringOrdinal';

result := DllCall("KERNEL32\CompareStringOrdinal"
    , "WStr", lpString1   ; LPCWSTR
    , "Int", cchCount1   ; INT
    , "WStr", lpString2   ; LPCWSTR
    , "Int", cchCount2   ; INT
    , "Int", bIgnoreCase   ; BOOL
    , "Int")   ; return: COMPARESTRING_RESULT

●CompareStringOrdinal(lpString1, cchCount1, lpString2, cchCount2, bIgnoreCase) = DLL("KERNEL32.dll", "int CompareStringOrdinal(char*, int, char*, int, bool)")
# 呼び出し: CompareStringOrdinal(lpString1, cchCount1, lpString2, cchCount2, bIgnoreCase)
# lpString1 : LPCWSTR -> "char*"
# cchCount1 : INT -> "int"
# lpString2 : LPCWSTR -> "char*"
# cchCount2 : INT -> "int"
# bIgnoreCase : BOOL -> "bool"
# 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)。