PathParseIconLocationA

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

INT PathParseIconLocationA(
    LPSTR pszIconFile
);

<DllImport("SHLWAPI.dll", CharSet:=CharSet.Ansi, ExactSpelling:=True)>
Public Shared Function PathParseIconLocationA(
    <MarshalAs(UnmanagedType.LPStr)> pszIconFile As System.Text.StringBuilder   ' LPSTR in/out
) As Integer
End Function

' pszIconFile : LPSTR in/out
Declare PtrSafe Function PathParseIconLocationA Lib "shlwapi" ( _
    ByVal pszIconFile As String) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

PathParseIconLocationA = ctypes.windll.shlwapi.PathParseIconLocationA
PathParseIconLocationA.restype = ctypes.c_int
PathParseIconLocationA.argtypes = [
    wintypes.LPSTR,  # pszIconFile : LPSTR in/out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('SHLWAPI.dll')
PathParseIconLocationA = Fiddle::Function.new(
  lib['PathParseIconLocationA'],
  [
    Fiddle::TYPE_VOIDP,  # pszIconFile : LPSTR in/out
  ],
  Fiddle::TYPE_INT)

#[link(name = "shlwapi")]
extern "system" {
    fn PathParseIconLocationA(
        pszIconFile: *mut u8  // LPSTR in/out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("SHLWAPI.dll", CharSet = CharSet.Ansi)]
public static extern int PathParseIconLocationA([MarshalAs(UnmanagedType.LPStr)] System.Text.StringBuilder pszIconFile);
"@
$api = Add-Type -MemberDefinition $sig -Name 'SHLWAPI_PathParseIconLocationA' -Namespace Win32 -PassThru
# $api::PathParseIconLocationA(pszIconFile)

#uselib "SHLWAPI.dll"
#func global PathParseIconLocationA "PathParseIconLocationA" sptr
; PathParseIconLocationA varptr(pszIconFile)   ; 戻り値は stat
; pszIconFile : LPSTR in/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。

#uselib "SHLWAPI.dll"
#cfunc global PathParseIconLocationA "PathParseIconLocationA" var
; res = PathParseIconLocationA(pszIconFile)
; pszIconFile : LPSTR in/out -> "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 PathParseIconLocationA(LPSTR pszIconFile)
#uselib "SHLWAPI.dll"
#cfunc global PathParseIconLocationA "PathParseIconLocationA" var
; res = PathParseIconLocationA(pszIconFile)
; pszIconFile : LPSTR in/out -> "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")
	procPathParseIconLocationA = shlwapi.NewProc("PathParseIconLocationA")
)

// pszIconFile (LPSTR in/out)
r1, _, err := procPathParseIconLocationA.Call(
	uintptr(pszIconFile),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // INT

function PathParseIconLocationA(
  pszIconFile: PAnsiChar   // LPSTR in/out
): Integer; stdcall;
  external 'SHLWAPI.dll' name 'PathParseIconLocationA';

result := DllCall("SHLWAPI\PathParseIconLocationA"
    , "Ptr", pszIconFile   ; LPSTR in/out
    , "Int")   ; return: INT

●PathParseIconLocationA(pszIconFile) = DLL("SHLWAPI.dll", "int PathParseIconLocationA(char*)")
# 呼び出し: PathParseIconLocationA(pszIconFile)
# pszIconFile : LPSTR in/out -> "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)。