FindP3PPolicySymbol

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

INT FindP3PPolicySymbol(
    LPCSTR pszSymbol
);

<DllImport("WININET.dll", ExactSpelling:=True)>
Public Shared Function FindP3PPolicySymbol(
    <MarshalAs(UnmanagedType.LPStr)> pszSymbol As String   ' LPCSTR
) As Integer
End Function

' pszSymbol : LPCSTR
Declare PtrSafe Function FindP3PPolicySymbol Lib "wininet" ( _
    ByVal pszSymbol 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

FindP3PPolicySymbol = ctypes.windll.wininet.FindP3PPolicySymbol
FindP3PPolicySymbol.restype = ctypes.c_int
FindP3PPolicySymbol.argtypes = [
    wintypes.LPCSTR,  # pszSymbol : LPCSTR
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('WININET.dll')
FindP3PPolicySymbol = Fiddle::Function.new(
  lib['FindP3PPolicySymbol'],
  [
    Fiddle::TYPE_VOIDP,  # pszSymbol : LPCSTR
  ],
  Fiddle::TYPE_INT)

#[link(name = "wininet")]
extern "system" {
    fn FindP3PPolicySymbol(
        pszSymbol: *const u8  // LPCSTR
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("WININET.dll")]
public static extern int FindP3PPolicySymbol([MarshalAs(UnmanagedType.LPStr)] string pszSymbol);
"@
$api = Add-Type -MemberDefinition $sig -Name 'WININET_FindP3PPolicySymbol' -Namespace Win32 -PassThru
# $api::FindP3PPolicySymbol(pszSymbol)

#uselib "WININET.dll"
#func global FindP3PPolicySymbol "FindP3PPolicySymbol" sptr
; FindP3PPolicySymbol pszSymbol   ; 戻り値は stat
; pszSymbol : LPCSTR -> "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 FindP3PPolicySymbol "FindP3PPolicySymbol" str
; res = FindP3PPolicySymbol(pszSymbol)
; pszSymbol : LPCSTR -> "str"

; INT FindP3PPolicySymbol(LPCSTR pszSymbol)
#uselib "WININET.dll"
#cfunc global FindP3PPolicySymbol "FindP3PPolicySymbol" str
; res = FindP3PPolicySymbol(pszSymbol)
; pszSymbol : LPCSTR -> "str"

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

var (
	wininet = windows.NewLazySystemDLL("WININET.dll")
	procFindP3PPolicySymbol = wininet.NewProc("FindP3PPolicySymbol")
)

// pszSymbol (LPCSTR)
r1, _, err := procFindP3PPolicySymbol.Call(
	uintptr(unsafe.Pointer(windows.BytePtrFromString(pszSymbol))),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // INT

function FindP3PPolicySymbol(
  pszSymbol: PAnsiChar   // LPCSTR
): Integer; stdcall;
  external 'WININET.dll' name 'FindP3PPolicySymbol';

result := DllCall("WININET\FindP3PPolicySymbol"
    , "AStr", pszSymbol   ; LPCSTR
    , "Int")   ; return: INT

●FindP3PPolicySymbol(pszSymbol) = DLL("WININET.dll", "int FindP3PPolicySymbol(char*)")
# 呼び出し: FindP3PPolicySymbol(pszSymbol)
# pszSymbol : LPCSTR -> "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)。