HttpOpenDependencyHandle

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

DWORD HttpOpenDependencyHandle(
    void* hRequestHandle,
    BOOL fBackground,
    void** phDependencyHandle
);

<DllImport("WININET.dll", ExactSpelling:=True)>
Public Shared Function HttpOpenDependencyHandle(
    hRequestHandle As IntPtr,   ' void*
    fBackground As Boolean,   ' BOOL
    phDependencyHandle As IntPtr   ' void** out
) As UInteger
End Function

' hRequestHandle : void*
' fBackground : BOOL
' phDependencyHandle : void** out
Declare PtrSafe Function HttpOpenDependencyHandle Lib "wininet" ( _
    ByVal hRequestHandle As LongPtr, _
    ByVal fBackground As Long, _
    ByVal phDependencyHandle 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

HttpOpenDependencyHandle = ctypes.windll.wininet.HttpOpenDependencyHandle
HttpOpenDependencyHandle.restype = wintypes.DWORD
HttpOpenDependencyHandle.argtypes = [
    ctypes.POINTER(None),  # hRequestHandle : void*
    wintypes.BOOL,  # fBackground : BOOL
    ctypes.c_void_p,  # phDependencyHandle : void** out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('WININET.dll')
HttpOpenDependencyHandle = Fiddle::Function.new(
  lib['HttpOpenDependencyHandle'],
  [
    Fiddle::TYPE_VOIDP,  # hRequestHandle : void*
    Fiddle::TYPE_INT,  # fBackground : BOOL
    Fiddle::TYPE_VOIDP,  # phDependencyHandle : void** out
  ],
  -Fiddle::TYPE_INT)

#[link(name = "wininet")]
extern "system" {
    fn HttpOpenDependencyHandle(
        hRequestHandle: *mut (),  // void*
        fBackground: i32,  // BOOL
        phDependencyHandle: *mut *mut ()  // void** out
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("WININET.dll")]
public static extern uint HttpOpenDependencyHandle(IntPtr hRequestHandle, bool fBackground, IntPtr phDependencyHandle);
"@
$api = Add-Type -MemberDefinition $sig -Name 'WININET_HttpOpenDependencyHandle' -Namespace Win32 -PassThru
# $api::HttpOpenDependencyHandle(hRequestHandle, fBackground, phDependencyHandle)

#uselib "WININET.dll"
#func global HttpOpenDependencyHandle "HttpOpenDependencyHandle" sptr, sptr, sptr
; HttpOpenDependencyHandle hRequestHandle, fBackground, phDependencyHandle   ; 戻り値は stat
; hRequestHandle : void* -> "sptr"
; fBackground : BOOL -> "sptr"
; phDependencyHandle : void** 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 "WININET.dll"
#cfunc global HttpOpenDependencyHandle "HttpOpenDependencyHandle" sptr, int, sptr
; res = HttpOpenDependencyHandle(hRequestHandle, fBackground, phDependencyHandle)
; hRequestHandle : void* -> "sptr"
; fBackground : BOOL -> "int"
; phDependencyHandle : void** out -> "sptr"

; DWORD HttpOpenDependencyHandle(void* hRequestHandle, BOOL fBackground, void** phDependencyHandle)
#uselib "WININET.dll"
#cfunc global HttpOpenDependencyHandle "HttpOpenDependencyHandle" intptr, int, intptr
; res = HttpOpenDependencyHandle(hRequestHandle, fBackground, phDependencyHandle)
; hRequestHandle : void* -> "intptr"
; fBackground : BOOL -> "int"
; phDependencyHandle : void** out -> "intptr"

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

var (
	wininet = windows.NewLazySystemDLL("WININET.dll")
	procHttpOpenDependencyHandle = wininet.NewProc("HttpOpenDependencyHandle")
)

// hRequestHandle (void*), fBackground (BOOL), phDependencyHandle (void** out)
r1, _, err := procHttpOpenDependencyHandle.Call(
	uintptr(hRequestHandle),
	uintptr(fBackground),
	uintptr(phDependencyHandle),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD

function HttpOpenDependencyHandle(
  hRequestHandle: Pointer;   // void*
  fBackground: BOOL;   // BOOL
  phDependencyHandle: Pointer   // void** out
): DWORD; stdcall;
  external 'WININET.dll' name 'HttpOpenDependencyHandle';

result := DllCall("WININET\HttpOpenDependencyHandle"
    , "Ptr", hRequestHandle   ; void*
    , "Int", fBackground   ; BOOL
    , "Ptr", phDependencyHandle   ; void** out
    , "UInt")   ; return: DWORD

●HttpOpenDependencyHandle(hRequestHandle, fBackground, phDependencyHandle) = DLL("WININET.dll", "dword HttpOpenDependencyHandle(void*, bool, void*)")
# 呼び出し: HttpOpenDependencyHandle(hRequestHandle, fBackground, phDependencyHandle)
# hRequestHandle : void* -> "void*"
# fBackground : BOOL -> "bool"
# phDependencyHandle : void** out -> "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)。