joyGetDevCapsA

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

DWORD joyGetDevCapsA(
    UINT_PTR uJoyID,
    JOYCAPSA* pjc,
    DWORD cbjc
);

<DllImport("WINMM.dll", CharSet:=CharSet.Ansi, ExactSpelling:=True)>
Public Shared Function joyGetDevCapsA(
    uJoyID As UIntPtr,   ' UINT_PTR
    pjc As IntPtr,   ' JOYCAPSA* out
    cbjc As UInteger   ' DWORD
) As UInteger
End Function

' uJoyID : UINT_PTR
' pjc : JOYCAPSA* out
' cbjc : DWORD
Declare PtrSafe Function joyGetDevCapsA Lib "winmm" ( _
    ByVal uJoyID As LongPtr, _
    ByVal pjc As LongPtr, _
    ByVal cbjc 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

joyGetDevCapsA = ctypes.windll.winmm.joyGetDevCapsA
joyGetDevCapsA.restype = wintypes.DWORD
joyGetDevCapsA.argtypes = [
    ctypes.c_size_t,  # uJoyID : UINT_PTR
    ctypes.c_void_p,  # pjc : JOYCAPSA* out
    wintypes.DWORD,  # cbjc : DWORD
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('WINMM.dll')
joyGetDevCapsA = Fiddle::Function.new(
  lib['joyGetDevCapsA'],
  [
    Fiddle::TYPE_UINTPTR_T,  # uJoyID : UINT_PTR
    Fiddle::TYPE_VOIDP,  # pjc : JOYCAPSA* out
    -Fiddle::TYPE_INT,  # cbjc : DWORD
  ],
  -Fiddle::TYPE_INT)

#[link(name = "winmm")]
extern "system" {
    fn joyGetDevCapsA(
        uJoyID: usize,  // UINT_PTR
        pjc: *mut JOYCAPSA,  // JOYCAPSA* out
        cbjc: u32  // DWORD
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("WINMM.dll", CharSet = CharSet.Ansi)]
public static extern uint joyGetDevCapsA(UIntPtr uJoyID, IntPtr pjc, uint cbjc);
"@
$api = Add-Type -MemberDefinition $sig -Name 'WINMM_joyGetDevCapsA' -Namespace Win32 -PassThru
# $api::joyGetDevCapsA(uJoyID, pjc, cbjc)

#uselib "WINMM.dll"
#func global joyGetDevCapsA "joyGetDevCapsA" sptr, sptr, sptr
; joyGetDevCapsA uJoyID, varptr(pjc), cbjc   ; 戻り値は stat
; uJoyID : UINT_PTR -> "sptr"
; pjc : JOYCAPSA* out -> "sptr"
; cbjc : DWORD -> "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 "WINMM.dll"
#cfunc global joyGetDevCapsA "joyGetDevCapsA" sptr, var, int
; res = joyGetDevCapsA(uJoyID, pjc, cbjc)
; uJoyID : UINT_PTR -> "sptr"
; pjc : JOYCAPSA* out -> "var"
; cbjc : DWORD -> "int"
; ※出力/バッファ引数は var 方式(変数を直接渡す)。varptr 方式にも切替可。

; DWORD joyGetDevCapsA(UINT_PTR uJoyID, JOYCAPSA* pjc, DWORD cbjc)
#uselib "WINMM.dll"
#cfunc global joyGetDevCapsA "joyGetDevCapsA" intptr, var, int
; res = joyGetDevCapsA(uJoyID, pjc, cbjc)
; uJoyID : UINT_PTR -> "intptr"
; pjc : JOYCAPSA* out -> "var"
; cbjc : DWORD -> "int"
; ※出力/バッファ引数は var 方式(変数を直接渡す)。varptr 方式にも切替可。

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

var (
	winmm = windows.NewLazySystemDLL("WINMM.dll")
	procjoyGetDevCapsA = winmm.NewProc("joyGetDevCapsA")
)

// uJoyID (UINT_PTR), pjc (JOYCAPSA* out), cbjc (DWORD)
r1, _, err := procjoyGetDevCapsA.Call(
	uintptr(uJoyID),
	uintptr(pjc),
	uintptr(cbjc),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD

function joyGetDevCapsA(
  uJoyID: NativeUInt;   // UINT_PTR
  pjc: Pointer;   // JOYCAPSA* out
  cbjc: DWORD   // DWORD
): DWORD; stdcall;
  external 'WINMM.dll' name 'joyGetDevCapsA';

result := DllCall("WINMM\joyGetDevCapsA"
    , "UPtr", uJoyID   ; UINT_PTR
    , "Ptr", pjc   ; JOYCAPSA* out
    , "UInt", cbjc   ; DWORD
    , "UInt")   ; return: DWORD

●joyGetDevCapsA(uJoyID, pjc, cbjc) = DLL("WINMM.dll", "dword joyGetDevCapsA(int, void*, dword)")
# 呼び出し: joyGetDevCapsA(uJoyID, pjc, cbjc)
# uJoyID : UINT_PTR -> "int"
# pjc : JOYCAPSA* out -> "void*"
# cbjc : DWORD -> "dword"
# 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)。