wvnsprintfA

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

INT wvnsprintfA(
    LPSTR pszDest,
    INT cchDest,
    LPCSTR pszFmt,
    CHAR* arglist
);

<DllImport("SHLWAPI.dll", CharSet:=CharSet.Ansi, ExactSpelling:=True)>
Public Shared Function wvnsprintfA(
    <MarshalAs(UnmanagedType.LPStr)> pszDest As System.Text.StringBuilder,   ' LPSTR out
    cchDest As Integer,   ' INT
    <MarshalAs(UnmanagedType.LPStr)> pszFmt As String,   ' LPCSTR
    arglist As IntPtr   ' CHAR*
) As Integer
End Function

' pszDest : LPSTR out
' cchDest : INT
' pszFmt : LPCSTR
' arglist : CHAR*
Declare PtrSafe Function wvnsprintfA Lib "shlwapi" ( _
    ByVal pszDest As String, _
    ByVal cchDest As Long, _
    ByVal pszFmt As String, _
    ByVal arglist 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

wvnsprintfA = ctypes.windll.shlwapi.wvnsprintfA
wvnsprintfA.restype = ctypes.c_int
wvnsprintfA.argtypes = [
    wintypes.LPSTR,  # pszDest : LPSTR out
    ctypes.c_int,  # cchDest : INT
    wintypes.LPCSTR,  # pszFmt : LPCSTR
    ctypes.POINTER(ctypes.c_byte),  # arglist : CHAR*
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('SHLWAPI.dll')
wvnsprintfA = Fiddle::Function.new(
  lib['wvnsprintfA'],
  [
    Fiddle::TYPE_VOIDP,  # pszDest : LPSTR out
    Fiddle::TYPE_INT,  # cchDest : INT
    Fiddle::TYPE_VOIDP,  # pszFmt : LPCSTR
    Fiddle::TYPE_VOIDP,  # arglist : CHAR*
  ],
  Fiddle::TYPE_INT)

#[link(name = "shlwapi")]
extern "system" {
    fn wvnsprintfA(
        pszDest: *mut u8,  // LPSTR out
        cchDest: i32,  // INT
        pszFmt: *const u8,  // LPCSTR
        arglist: *mut i8  // CHAR*
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("SHLWAPI.dll", CharSet = CharSet.Ansi)]
public static extern int wvnsprintfA([MarshalAs(UnmanagedType.LPStr)] System.Text.StringBuilder pszDest, int cchDest, [MarshalAs(UnmanagedType.LPStr)] string pszFmt, IntPtr arglist);
"@
$api = Add-Type -MemberDefinition $sig -Name 'SHLWAPI_wvnsprintfA' -Namespace Win32 -PassThru
# $api::wvnsprintfA(pszDest, cchDest, pszFmt, arglist)

#uselib "SHLWAPI.dll"
#func global wvnsprintfA "wvnsprintfA" sptr, sptr, sptr, sptr
; wvnsprintfA varptr(pszDest), cchDest, pszFmt, varptr(arglist)   ; 戻り値は stat
; pszDest : LPSTR out -> "sptr"
; cchDest : INT -> "sptr"
; pszFmt : LPCSTR -> "sptr"
; arglist : CHAR* -> "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 "SHLWAPI.dll"
#cfunc global wvnsprintfA "wvnsprintfA" var, int, str, var
; res = wvnsprintfA(pszDest, cchDest, pszFmt, arglist)
; pszDest : LPSTR out -> "var"
; cchDest : INT -> "int"
; pszFmt : LPCSTR -> "str"
; arglist : CHAR* -> "var"
; ※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。

; INT wvnsprintfA(LPSTR pszDest, INT cchDest, LPCSTR pszFmt, CHAR* arglist)
#uselib "SHLWAPI.dll"
#cfunc global wvnsprintfA "wvnsprintfA" var, int, str, var
; res = wvnsprintfA(pszDest, cchDest, pszFmt, arglist)
; pszDest : LPSTR out -> "var"
; cchDest : INT -> "int"
; pszFmt : LPCSTR -> "str"
; arglist : CHAR* -> "var"
; ※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 (
	shlwapi = windows.NewLazySystemDLL("SHLWAPI.dll")
	procwvnsprintfA = shlwapi.NewProc("wvnsprintfA")
)

// pszDest (LPSTR out), cchDest (INT), pszFmt (LPCSTR), arglist (CHAR*)
r1, _, err := procwvnsprintfA.Call(
	uintptr(pszDest),
	uintptr(cchDest),
	uintptr(unsafe.Pointer(windows.BytePtrFromString(pszFmt))),
	uintptr(arglist),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // INT

function wvnsprintfA(
  pszDest: PAnsiChar;   // LPSTR out
  cchDest: Integer;   // INT
  pszFmt: PAnsiChar;   // LPCSTR
  arglist: Pointer   // CHAR*
): Integer; stdcall;
  external 'SHLWAPI.dll' name 'wvnsprintfA';

result := DllCall("SHLWAPI\wvnsprintfA"
    , "Ptr", pszDest   ; LPSTR out
    , "Int", cchDest   ; INT
    , "AStr", pszFmt   ; LPCSTR
    , "Ptr", arglist   ; CHAR*
    , "Int")   ; return: INT

●wvnsprintfA(pszDest, cchDest, pszFmt, arglist) = DLL("SHLWAPI.dll", "int wvnsprintfA(char*, int, char*, void*)")
# 呼び出し: wvnsprintfA(pszDest, cchDest, pszFmt, arglist)
# pszDest : LPSTR out -> "char*"
# cchDest : INT -> "int"
# pszFmt : LPCSTR -> "char*"
# arglist : CHAR* -> "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)。