AppCacheDeleteGroup

// WININET.dll
#include <windows.h>

DWORD AppCacheDeleteGroup(
    LPCWSTR pwszManifestUrl
);

<DllImport("WININET.dll", ExactSpelling:=True)>
Public Shared Function AppCacheDeleteGroup(
    <MarshalAs(UnmanagedType.LPWStr)> pwszManifestUrl As String   ' LPCWSTR
) As UInteger
End Function

' pwszManifestUrl : LPCWSTR
Declare PtrSafe Function AppCacheDeleteGroup Lib "wininet" ( _
    ByVal pwszManifestUrl 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

AppCacheDeleteGroup = ctypes.windll.wininet.AppCacheDeleteGroup
AppCacheDeleteGroup.restype = wintypes.DWORD
AppCacheDeleteGroup.argtypes = [
    wintypes.LPCWSTR,  # pwszManifestUrl : LPCWSTR
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('WININET.dll')
AppCacheDeleteGroup = Fiddle::Function.new(
  lib['AppCacheDeleteGroup'],
  [
    Fiddle::TYPE_VOIDP,  # pwszManifestUrl : LPCWSTR
  ],
  -Fiddle::TYPE_INT)

#[link(name = "wininet")]
extern "system" {
    fn AppCacheDeleteGroup(
        pwszManifestUrl: *const u16  // LPCWSTR
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("WININET.dll")]
public static extern uint AppCacheDeleteGroup([MarshalAs(UnmanagedType.LPWStr)] string pwszManifestUrl);
"@
$api = Add-Type -MemberDefinition $sig -Name 'WININET_AppCacheDeleteGroup' -Namespace Win32 -PassThru
# $api::AppCacheDeleteGroup(pwszManifestUrl)

#uselib "WININET.dll"
#func global AppCacheDeleteGroup "AppCacheDeleteGroup" sptr
; AppCacheDeleteGroup pwszManifestUrl   ; 戻り値は stat
; pwszManifestUrl : LPCWSTR -> "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 "WININET.dll"
#cfunc global AppCacheDeleteGroup "AppCacheDeleteGroup" wstr
; res = AppCacheDeleteGroup(pwszManifestUrl)
; pwszManifestUrl : LPCWSTR -> "wstr"

; DWORD AppCacheDeleteGroup(LPCWSTR pwszManifestUrl)
#uselib "WININET.dll"
#cfunc global AppCacheDeleteGroup "AppCacheDeleteGroup" wstr
; res = AppCacheDeleteGroup(pwszManifestUrl)
; pwszManifestUrl : LPCWSTR -> "wstr"

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

var (
	wininet = windows.NewLazySystemDLL("WININET.dll")
	procAppCacheDeleteGroup = wininet.NewProc("AppCacheDeleteGroup")
)

// pwszManifestUrl (LPCWSTR)
r1, _, err := procAppCacheDeleteGroup.Call(
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(pwszManifestUrl))),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD

function AppCacheDeleteGroup(
  pwszManifestUrl: PWideChar   // LPCWSTR
): DWORD; stdcall;
  external 'WININET.dll' name 'AppCacheDeleteGroup';

result := DllCall("WININET\AppCacheDeleteGroup"
    , "WStr", pwszManifestUrl   ; LPCWSTR
    , "UInt")   ; return: DWORD

●AppCacheDeleteGroup(pwszManifestUrl) = DLL("WININET.dll", "dword AppCacheDeleteGroup(char*)")
# 呼び出し: AppCacheDeleteGroup(pwszManifestUrl)
# pwszManifestUrl : LPCWSTR -> "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)。