ImmInstallIMEA

// IMM32.dll  (ANSI / -A)
#include <windows.h>

HKL ImmInstallIMEA(
    LPCSTR lpszIMEFileName,
    LPCSTR lpszLayoutText
);

<DllImport("IMM32.dll", CharSet:=CharSet.Ansi, ExactSpelling:=True)>
Public Shared Function ImmInstallIMEA(
    <MarshalAs(UnmanagedType.LPStr)> lpszIMEFileName As String,   ' LPCSTR
    <MarshalAs(UnmanagedType.LPStr)> lpszLayoutText As String   ' LPCSTR
) As IntPtr
End Function

' lpszIMEFileName : LPCSTR
' lpszLayoutText : LPCSTR
Declare PtrSafe Function ImmInstallIMEA Lib "imm32" ( _
    ByVal lpszIMEFileName As String, _
    ByVal lpszLayoutText As String) As LongPtr
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

ImmInstallIMEA = ctypes.windll.imm32.ImmInstallIMEA
ImmInstallIMEA.restype = ctypes.c_void_p
ImmInstallIMEA.argtypes = [
    wintypes.LPCSTR,  # lpszIMEFileName : LPCSTR
    wintypes.LPCSTR,  # lpszLayoutText : LPCSTR
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('IMM32.dll')
ImmInstallIMEA = Fiddle::Function.new(
  lib['ImmInstallIMEA'],
  [
    Fiddle::TYPE_VOIDP,  # lpszIMEFileName : LPCSTR
    Fiddle::TYPE_VOIDP,  # lpszLayoutText : LPCSTR
  ],
  Fiddle::TYPE_VOIDP)

#[link(name = "imm32")]
extern "system" {
    fn ImmInstallIMEA(
        lpszIMEFileName: *const u8,  // LPCSTR
        lpszLayoutText: *const u8  // LPCSTR
    ) -> *mut core::ffi::c_void;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("IMM32.dll", CharSet = CharSet.Ansi)]
public static extern IntPtr ImmInstallIMEA([MarshalAs(UnmanagedType.LPStr)] string lpszIMEFileName, [MarshalAs(UnmanagedType.LPStr)] string lpszLayoutText);
"@
$api = Add-Type -MemberDefinition $sig -Name 'IMM32_ImmInstallIMEA' -Namespace Win32 -PassThru
# $api::ImmInstallIMEA(lpszIMEFileName, lpszLayoutText)

#uselib "IMM32.dll"
#func global ImmInstallIMEA "ImmInstallIMEA" sptr, sptr
; ImmInstallIMEA lpszIMEFileName, lpszLayoutText   ; 戻り値は stat
; lpszIMEFileName : LPCSTR -> "sptr"
; lpszLayoutText : LPCSTR -> "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 "IMM32.dll"
#cfunc global ImmInstallIMEA "ImmInstallIMEA" str, str
; res = ImmInstallIMEA(lpszIMEFileName, lpszLayoutText)
; lpszIMEFileName : LPCSTR -> "str"
; lpszLayoutText : LPCSTR -> "str"

; HKL ImmInstallIMEA(LPCSTR lpszIMEFileName, LPCSTR lpszLayoutText)
#uselib "IMM32.dll"
#cfunc global ImmInstallIMEA "ImmInstallIMEA" str, str
; res = ImmInstallIMEA(lpszIMEFileName, lpszLayoutText)
; lpszIMEFileName : LPCSTR -> "str"
; lpszLayoutText : LPCSTR -> "str"

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

var (
	imm32 = windows.NewLazySystemDLL("IMM32.dll")
	procImmInstallIMEA = imm32.NewProc("ImmInstallIMEA")
)

// lpszIMEFileName (LPCSTR), lpszLayoutText (LPCSTR)
r1, _, err := procImmInstallIMEA.Call(
	uintptr(unsafe.Pointer(windows.BytePtrFromString(lpszIMEFileName))),
	uintptr(unsafe.Pointer(windows.BytePtrFromString(lpszLayoutText))),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HKL

function ImmInstallIMEA(
  lpszIMEFileName: PAnsiChar;   // LPCSTR
  lpszLayoutText: PAnsiChar   // LPCSTR
): THandle; stdcall;
  external 'IMM32.dll' name 'ImmInstallIMEA';

result := DllCall("IMM32\ImmInstallIMEA"
    , "AStr", lpszIMEFileName   ; LPCSTR
    , "AStr", lpszLayoutText   ; LPCSTR
    , "Ptr")   ; return: HKL

●ImmInstallIMEA(lpszIMEFileName, lpszLayoutText) = DLL("IMM32.dll", "void* ImmInstallIMEA(char*, char*)")
# 呼び出し: ImmInstallIMEA(lpszIMEFileName, lpszLayoutText)
# lpszIMEFileName : LPCSTR -> "char*"
# lpszLayoutText : LPCSTR -> "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)。