UuidFromStringA

// RPCRT4.dll  (ANSI / -A)
#include <windows.h>

RPC_STATUS UuidFromStringA(
    LPSTR StringUuid,   // optional
    GUID* Uuid
);

<DllImport("RPCRT4.dll", CharSet:=CharSet.Ansi, ExactSpelling:=True)>
Public Shared Function UuidFromStringA(
    <MarshalAs(UnmanagedType.LPStr)> StringUuid As String,   ' LPSTR optional
    <Out> ByRef Uuid As Guid   ' GUID* out
) As Integer
End Function

' StringUuid : LPSTR optional
' Uuid : GUID* out
Declare PtrSafe Function UuidFromStringA Lib "rpcrt4" ( _
    ByVal StringUuid As String, _
    ByVal Uuid 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

UuidFromStringA = ctypes.windll.rpcrt4.UuidFromStringA
UuidFromStringA.restype = ctypes.c_int
UuidFromStringA.argtypes = [
    wintypes.LPCSTR,  # StringUuid : LPSTR optional
    ctypes.c_void_p,  # Uuid : GUID* out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('RPCRT4.dll')
UuidFromStringA = Fiddle::Function.new(
  lib['UuidFromStringA'],
  [
    Fiddle::TYPE_VOIDP,  # StringUuid : LPSTR optional
    Fiddle::TYPE_VOIDP,  # Uuid : GUID* out
  ],
  Fiddle::TYPE_INT)

#[link(name = "rpcrt4")]
extern "system" {
    fn UuidFromStringA(
        StringUuid: *mut u8,  // LPSTR optional
        Uuid: *mut GUID  // GUID* out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("RPCRT4.dll", CharSet = CharSet.Ansi)]
public static extern int UuidFromStringA([MarshalAs(UnmanagedType.LPStr)] string StringUuid, out Guid Uuid);
"@
$api = Add-Type -MemberDefinition $sig -Name 'RPCRT4_UuidFromStringA' -Namespace Win32 -PassThru
# $api::UuidFromStringA(StringUuid, Uuid)

#uselib "RPCRT4.dll"
#func global UuidFromStringA "UuidFromStringA" sptr, sptr
; UuidFromStringA StringUuid, varptr(Uuid)   ; 戻り値は stat
; StringUuid : LPSTR optional -> "sptr"
; Uuid : GUID* 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。

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

var (
	rpcrt4 = windows.NewLazySystemDLL("RPCRT4.dll")
	procUuidFromStringA = rpcrt4.NewProc("UuidFromStringA")
)

// StringUuid (LPSTR optional), Uuid (GUID* out)
r1, _, err := procUuidFromStringA.Call(
	uintptr(unsafe.Pointer(windows.BytePtrFromString(StringUuid))),
	uintptr(Uuid),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // RPC_STATUS

function UuidFromStringA(
  StringUuid: PAnsiChar;   // LPSTR optional
  Uuid: PGUID   // GUID* out
): Integer; stdcall;
  external 'RPCRT4.dll' name 'UuidFromStringA';

result := DllCall("RPCRT4\UuidFromStringA"
    , "AStr", StringUuid   ; LPSTR optional
    , "Ptr", Uuid   ; GUID* out
    , "Int")   ; return: RPC_STATUS

●UuidFromStringA(StringUuid, Uuid) = DLL("RPCRT4.dll", "int UuidFromStringA(char*, void*)")
# 呼び出し: UuidFromStringA(StringUuid, Uuid)
# StringUuid : LPSTR optional -> "char*"
# Uuid : GUID* 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)。

const std = @import("std");

extern "rpcrt4" fn UuidFromStringA(
    StringUuid: [*c]const u8, // LPSTR optional
    Uuid: [*c]GUID // GUID* out
) callconv(std.os.windows.WINAPI) i32;

proc UuidFromStringA(
    StringUuid: cstring,  # LPSTR optional
    Uuid: ptr GUID  # GUID* out
): int32 {.importc: "UuidFromStringA", stdcall, dynlib: "RPCRT4.dll".}

pragma(lib, "rpcrt4");
extern(Windows)
int UuidFromStringA(
    const(char)* StringUuid,   // LPSTR optional
    GUID* Uuid   // GUID* out
);

ccall((:UuidFromStringA, "RPCRT4.dll"), stdcall, Int32,
      (Cstring, Ptr{GUID}),
      StringUuid, Uuid)
# StringUuid : LPSTR optional -> Cstring
# Uuid : GUID* out -> Ptr{GUID}
# stdcall は 32bit のみ意味を持つ(x64 では無視)。

local ffi = require("ffi")
ffi.cdef[[
int32_t UuidFromStringA(
    const char* StringUuid,
    void* Uuid);
]]
local rpcrt4 = ffi.load("rpcrt4")
-- rpcrt4.UuidFromStringA(StringUuid, Uuid)
-- StringUuid : LPSTR optional
-- Uuid : GUID* out
-- 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。

const koffi = require('koffi');
const lib = koffi.load('RPCRT4.dll');
const UuidFromStringA = lib.func('__stdcall', 'UuidFromStringA', 'int32_t', ['str', 'void *']);
// UuidFromStringA(StringUuid, Uuid)
// StringUuid : LPSTR optional -> 'str'
// Uuid : GUID* out -> 'void *'
// 出力ポインタは koffi.out(...) で包む。構造体は koffi.struct で定義。

const lib = Deno.dlopen("RPCRT4.dll", {
  UuidFromStringA: { parameters: ["buffer", "pointer"], result: "i32" },
});
// lib.symbols.UuidFromStringA(StringUuid, Uuid)
// StringUuid : LPSTR optional -> "buffer"
// Uuid : GUID* out -> "pointer"
// 文字列は "buffer"。ANSI(-A) は new TextEncoder() で UTF-8/ANSI バイト列(末尾に \x00)を渡す。
// 値渡し構造体は { struct: [ ...field types... ] } を使用。

<?php
$ffi = FFI::cdef(<<<C
int32_t UuidFromStringA(
    const char* StringUuid,
    void* Uuid);
C, "RPCRT4.dll");
// $ffi->UuidFromStringA(StringUuid, Uuid);
// StringUuid : LPSTR optional
// Uuid : GUID* out
// 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。
// WINAPI(stdcall): x64 では呼出規約が統一されるため問題なし。x86 では __stdcall 対応のラッパが必要な場合あり。

import com.sun.jna.*;
import com.sun.jna.ptr.*;
import com.sun.jna.win32.StdCallLibrary;
import com.sun.jna.win32.W32APIOptions;

public interface Rpcrt4 extends StdCallLibrary {
    Rpcrt4 INSTANCE = Native.load("rpcrt4", Rpcrt4.class, W32APIOptions.ASCII_OPTIONS);
    int UuidFromStringA(
        String StringUuid,   // LPSTR optional
        Pointer Uuid   // GUID* out
    );
}

@[Link("rpcrt4")]
lib LibRPCRT4
  fun UuidFromStringA = UuidFromStringA(
    StringUuid : UInt8*,   # LPSTR optional
    Uuid : GUID*   # GUID* out
  ) : Int32
end
# 構造体/GUID/enum は lib 内に対応する型定義が必要。
# 呼出規約: x64 は規約統一のため OK。x86(32bit)は WINAPI=stdcall だが Crystal の fun に stdcall 付与構文がなく非対応。

import 'dart:ffi';
import 'package:ffi/ffi.dart';

typedef UuidFromStringANative = Int32 Function(Pointer<Utf8>, Pointer<Void>);
typedef UuidFromStringADart = int Function(Pointer<Utf8>, Pointer<Void>);
final UuidFromStringA = DynamicLibrary.open('RPCRT4.dll')
    .lookupFunction<UuidFromStringANative, UuidFromStringADart>('UuidFromStringA');
// StringUuid : LPSTR optional -> Pointer<Utf8>
// Uuid : GUID* out -> Pointer<Void>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function UuidFromStringA(
  StringUuid: PAnsiChar;   // LPSTR optional
  Uuid: PGUID   // GUID* out
): Integer; stdcall;
  external 'RPCRT4.dll' name 'UuidFromStringA';

import Foreign
import Foreign.C.Types
import Foreign.C.String

foreign import stdcall safe "UuidFromStringA"
  c_UuidFromStringA :: CString -> Ptr () -> IO Int32
-- StringUuid : LPSTR optional -> CString
-- Uuid : GUID* out -> Ptr ()
-- 要 GHC(Windows)。stdcall は x64 では ccall として扱われる。ブロックする API は safe 呼び出し推奨。

open Ctypes
open Foreign

let uuidfromstringa =
  foreign "UuidFromStringA"
    (string @-> (ptr void) @-> returning int32_t)
(* StringUuid : LPSTR optional -> string *)
(* Uuid : GUID* out -> (ptr void) *)
(* foreign は cdecl 前提。x64 Windows では WINAPI と一致。構造体は ctypes structure を定義のこと。 *)

(cffi:define-foreign-library rpcrt4 (t "RPCRT4.dll"))
(cffi:use-foreign-library rpcrt4)

(cffi:defcfun ("UuidFromStringA" uuid-from-string-a :convention :stdcall) :int32
  (string-uuid :string)   ; LPSTR optional
  (uuid :pointer))   ; GUID* out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $UuidFromStringA = Win32::API::More->new('RPCRT4',
    'int UuidFromStringA(LPCSTR StringUuid, LPVOID Uuid)');
# my $ret = $UuidFromStringA->Call($StringUuid, $Uuid);
# StringUuid : LPSTR optional -> LPCSTR
# Uuid : GUID* out -> LPVOID
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。