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FindPackagesByPackageFamily

関数

フィルタ条件でファミリ名に属するパッケージを検索する。

DLLKERNEL32.dll呼出規約winapi対応OSWindows 8.1 以降

シグネチャ

// KERNEL32.dll
#include <windows.h>

WIN32_ERROR FindPackagesByPackageFamily(
    LPCWSTR packageFamilyName,
    DWORD packageFilters,
    DWORD* count,
    LPWSTR* packageFullNames,   // optional
    DWORD* bufferLength,
    LPWSTR buffer,   // optional
    DWORD* packageProperties   // optional
);

パラメーター

名前	型	方向	説明
packageFamilyName	LPCWSTR	in	列挙対象のパッケージファミリ名文字列。
packageFilters	DWORD	in	PACKAGE_FILTER_*の組み合わせで列挙対象を絞り込むフラグ。
count	DWORD*	inout	入力で配列容量、出力で実際の件数を受け取る入出力ポインタ。
packageFullNames	LPWSTR*	outoptional	各パッケージフルネームへのポインタ配列を受け取る出力バッファ。
bufferLength	DWORD*	inout	入力でbufferの文字数、出力で必要文字数を受け取る入出力ポインタ。
buffer	LPWSTR	outoptional	フルネーム文字列本体を格納する出力文字バッファ。
packageProperties	DWORD*	outoptional	各パッケージのプロパティ(PackageProperties)を受け取る出力配列。NULL可。

戻り値の型: WIN32_ERROR

各言語での呼び出し定義

// KERNEL32.dll
#include <windows.h>

WIN32_ERROR FindPackagesByPackageFamily(
    LPCWSTR packageFamilyName,
    DWORD packageFilters,
    DWORD* count,
    LPWSTR* packageFullNames,   // optional
    DWORD* bufferLength,
    LPWSTR buffer,   // optional
    DWORD* packageProperties   // optional
);

[DllImport("KERNEL32.dll", ExactSpelling = true)]
static extern uint FindPackagesByPackageFamily(
    [MarshalAs(UnmanagedType.LPWStr)] string packageFamilyName,   // LPCWSTR
    uint packageFilters,   // DWORD
    ref uint count,   // DWORD* in/out
    IntPtr packageFullNames,   // LPWSTR* optional, out
    ref uint bufferLength,   // DWORD* in/out
    [MarshalAs(UnmanagedType.LPWStr)] System.Text.StringBuilder buffer,   // LPWSTR optional, out
    IntPtr packageProperties   // DWORD* optional, out
);

<DllImport("KERNEL32.dll", ExactSpelling:=True)>
Public Shared Function FindPackagesByPackageFamily(
    <MarshalAs(UnmanagedType.LPWStr)> packageFamilyName As String,   ' LPCWSTR
    packageFilters As UInteger,   ' DWORD
    ByRef count As UInteger,   ' DWORD* in/out
    packageFullNames As IntPtr,   ' LPWSTR* optional, out
    ByRef bufferLength As UInteger,   ' DWORD* in/out
    <MarshalAs(UnmanagedType.LPWStr)> buffer As System.Text.StringBuilder,   ' LPWSTR optional, out
    packageProperties As IntPtr   ' DWORD* optional, out
) As UInteger
End Function

' packageFamilyName : LPCWSTR
' packageFilters : DWORD
' count : DWORD* in/out
' packageFullNames : LPWSTR* optional, out
' bufferLength : DWORD* in/out
' buffer : LPWSTR optional, out
' packageProperties : DWORD* optional, out
Declare PtrSafe Function FindPackagesByPackageFamily Lib "kernel32" ( _
    ByVal packageFamilyName As LongPtr, _
    ByVal packageFilters As Long, _
    ByRef count As Long, _
    ByVal packageFullNames As LongPtr, _
    ByRef bufferLength As Long, _
    ByVal buffer As LongPtr, _
    ByVal packageProperties 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

FindPackagesByPackageFamily = ctypes.windll.kernel32.FindPackagesByPackageFamily
FindPackagesByPackageFamily.restype = wintypes.DWORD
FindPackagesByPackageFamily.argtypes = [
    wintypes.LPCWSTR,  # packageFamilyName : LPCWSTR
    wintypes.DWORD,  # packageFilters : DWORD
    ctypes.POINTER(wintypes.DWORD),  # count : DWORD* in/out
    ctypes.c_void_p,  # packageFullNames : LPWSTR* optional, out
    ctypes.POINTER(wintypes.DWORD),  # bufferLength : DWORD* in/out
    wintypes.LPWSTR,  # buffer : LPWSTR optional, out
    ctypes.POINTER(wintypes.DWORD),  # packageProperties : DWORD* optional, out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('KERNEL32.dll')
FindPackagesByPackageFamily = Fiddle::Function.new(
  lib['FindPackagesByPackageFamily'],
  [
    Fiddle::TYPE_VOIDP,  # packageFamilyName : LPCWSTR
    -Fiddle::TYPE_INT,  # packageFilters : DWORD
    Fiddle::TYPE_VOIDP,  # count : DWORD* in/out
    Fiddle::TYPE_VOIDP,  # packageFullNames : LPWSTR* optional, out
    Fiddle::TYPE_VOIDP,  # bufferLength : DWORD* in/out
    Fiddle::TYPE_VOIDP,  # buffer : LPWSTR optional, out
    Fiddle::TYPE_VOIDP,  # packageProperties : DWORD* optional, out
  ],
  -Fiddle::TYPE_INT)

#[link(name = "kernel32")]
extern "system" {
    fn FindPackagesByPackageFamily(
        packageFamilyName: *const u16,  // LPCWSTR
        packageFilters: u32,  // DWORD
        count: *mut u32,  // DWORD* in/out
        packageFullNames: *mut *mut u16,  // LPWSTR* optional, out
        bufferLength: *mut u32,  // DWORD* in/out
        buffer: *mut u16,  // LPWSTR optional, out
        packageProperties: *mut u32  // DWORD* optional, out
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("KERNEL32.dll")]
public static extern uint FindPackagesByPackageFamily([MarshalAs(UnmanagedType.LPWStr)] string packageFamilyName, uint packageFilters, ref uint count, IntPtr packageFullNames, ref uint bufferLength, [MarshalAs(UnmanagedType.LPWStr)] System.Text.StringBuilder buffer, IntPtr packageProperties);
"@
$api = Add-Type -MemberDefinition $sig -Name 'KERNEL32_FindPackagesByPackageFamily' -Namespace Win32 -PassThru
# $api::FindPackagesByPackageFamily(packageFamilyName, packageFilters, count, packageFullNames, bufferLength, buffer, packageProperties)

#uselib "KERNEL32.dll"
#func global FindPackagesByPackageFamily "FindPackagesByPackageFamily" sptr, sptr, sptr, sptr, sptr, sptr, sptr
; FindPackagesByPackageFamily packageFamilyName, packageFilters, varptr(count), varptr(packageFullNames), varptr(bufferLength), varptr(buffer), varptr(packageProperties)   ; 戻り値は stat
; packageFamilyName : LPCWSTR -> "sptr"
; packageFilters : DWORD -> "sptr"
; count : DWORD* in/out -> "sptr"
; packageFullNames : LPWSTR* optional, out -> "sptr"
; bufferLength : DWORD* in/out -> "sptr"
; buffer : LPWSTR optional, out -> "sptr"
; packageProperties : DWORD* optional, 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。

出力引数:

#uselib "KERNEL32.dll"
#cfunc global FindPackagesByPackageFamily "FindPackagesByPackageFamily" wstr, int, var, var, var, var, var
; res = FindPackagesByPackageFamily(packageFamilyName, packageFilters, count, packageFullNames, bufferLength, buffer, packageProperties)
; packageFamilyName : LPCWSTR -> "wstr"
; packageFilters : DWORD -> "int"
; count : DWORD* in/out -> "var"
; packageFullNames : LPWSTR* optional, out -> "var"
; bufferLength : DWORD* in/out -> "var"
; buffer : LPWSTR optional, out -> "var"
; packageProperties : DWORD* optional, 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。#uselib "KERNEL32.dll"
#cfunc global FindPackagesByPackageFamily "FindPackagesByPackageFamily" wstr, int, sptr, sptr, sptr, sptr, sptr
; res = FindPackagesByPackageFamily(packageFamilyName, packageFilters, varptr(count), varptr(packageFullNames), varptr(bufferLength), varptr(buffer), varptr(packageProperties))
; packageFamilyName : LPCWSTR -> "wstr"
; packageFilters : DWORD -> "int"
; count : DWORD* in/out -> "sptr"
; packageFullNames : LPWSTR* optional, out -> "sptr"
; bufferLength : DWORD* in/out -> "sptr"
; buffer : LPWSTR optional, out -> "sptr"
; packageProperties : DWORD* optional, out -> "sptr"
; ※出力/バッファ引数はポインタ方式(token=sptr / 呼び出しは varptr(変数))。

出力引数:

; WIN32_ERROR FindPackagesByPackageFamily(LPCWSTR packageFamilyName, DWORD packageFilters, DWORD* count, LPWSTR* packageFullNames, DWORD* bufferLength, LPWSTR buffer, DWORD* packageProperties)
#uselib "KERNEL32.dll"
#cfunc global FindPackagesByPackageFamily "FindPackagesByPackageFamily" wstr, int, var, var, var, var, var
; res = FindPackagesByPackageFamily(packageFamilyName, packageFilters, count, packageFullNames, bufferLength, buffer, packageProperties)
; packageFamilyName : LPCWSTR -> "wstr"
; packageFilters : DWORD -> "int"
; count : DWORD* in/out -> "var"
; packageFullNames : LPWSTR* optional, out -> "var"
; bufferLength : DWORD* in/out -> "var"
; buffer : LPWSTR optional, out -> "var"
; packageProperties : DWORD* optional, 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。; WIN32_ERROR FindPackagesByPackageFamily(LPCWSTR packageFamilyName, DWORD packageFilters, DWORD* count, LPWSTR* packageFullNames, DWORD* bufferLength, LPWSTR buffer, DWORD* packageProperties)
#uselib "KERNEL32.dll"
#cfunc global FindPackagesByPackageFamily "FindPackagesByPackageFamily" wstr, int, intptr, intptr, intptr, intptr, intptr
; res = FindPackagesByPackageFamily(packageFamilyName, packageFilters, varptr(count), varptr(packageFullNames), varptr(bufferLength), varptr(buffer), varptr(packageProperties))
; packageFamilyName : LPCWSTR -> "wstr"
; packageFilters : DWORD -> "int"
; count : DWORD* in/out -> "intptr"
; packageFullNames : LPWSTR* optional, out -> "intptr"
; bufferLength : DWORD* in/out -> "intptr"
; buffer : LPWSTR optional, out -> "intptr"
; packageProperties : DWORD* optional, out -> "intptr"
; ※出力/バッファ引数はポインタ方式(token=intptr / 呼び出しは varptr(変数))。

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

var (
	kernel32 = windows.NewLazySystemDLL("KERNEL32.dll")
	procFindPackagesByPackageFamily = kernel32.NewProc("FindPackagesByPackageFamily")
)

// packageFamilyName (LPCWSTR), packageFilters (DWORD), count (DWORD* in/out), packageFullNames (LPWSTR* optional, out), bufferLength (DWORD* in/out), buffer (LPWSTR optional, out), packageProperties (DWORD* optional, out)
r1, _, err := procFindPackagesByPackageFamily.Call(
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(packageFamilyName))),
	uintptr(packageFilters),
	uintptr(count),
	uintptr(packageFullNames),
	uintptr(bufferLength),
	uintptr(buffer),
	uintptr(packageProperties),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // WIN32_ERROR

function FindPackagesByPackageFamily(
  packageFamilyName: PWideChar;   // LPCWSTR
  packageFilters: DWORD;   // DWORD
  count: Pointer;   // DWORD* in/out
  packageFullNames: PPWideChar;   // LPWSTR* optional, out
  bufferLength: Pointer;   // DWORD* in/out
  buffer: PWideChar;   // LPWSTR optional, out
  packageProperties: Pointer   // DWORD* optional, out
): DWORD; stdcall;
  external 'KERNEL32.dll' name 'FindPackagesByPackageFamily';

result := DllCall("KERNEL32\FindPackagesByPackageFamily"
    , "WStr", packageFamilyName   ; LPCWSTR
    , "UInt", packageFilters   ; DWORD
    , "Ptr", count   ; DWORD* in/out
    , "Ptr", packageFullNames   ; LPWSTR* optional, out
    , "Ptr", bufferLength   ; DWORD* in/out
    , "Ptr", buffer   ; LPWSTR optional, out
    , "Ptr", packageProperties   ; DWORD* optional, out
    , "UInt")   ; return: WIN32_ERROR

●FindPackagesByPackageFamily(packageFamilyName, packageFilters, count, packageFullNames, bufferLength, buffer, packageProperties) = DLL("KERNEL32.dll", "dword FindPackagesByPackageFamily(char*, dword, void*, void*, void*, char*, void*)")
# 呼び出し: FindPackagesByPackageFamily(packageFamilyName, packageFilters, count, packageFullNames, bufferLength, buffer, packageProperties)
# packageFamilyName : LPCWSTR -> "char*"
# packageFilters : DWORD -> "dword"
# count : DWORD* in/out -> "void*"
# packageFullNames : LPWSTR* optional, out -> "void*"
# bufferLength : DWORD* in/out -> "void*"
# buffer : LPWSTR optional, out -> "char*"
# packageProperties : DWORD* optional, 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)。

const std = @import("std");

extern "kernel32" fn FindPackagesByPackageFamily(
    packageFamilyName: [*c]const u16, // LPCWSTR
    packageFilters: u32, // DWORD
    count: [*c]u32, // DWORD* in/out
    packageFullNames: [*c][*c]u16, // LPWSTR* optional, out
    bufferLength: [*c]u32, // DWORD* in/out
    buffer: [*c]u16, // LPWSTR optional, out
    packageProperties: [*c]u32 // DWORD* optional, out
) callconv(std.os.windows.WINAPI) u32;

proc FindPackagesByPackageFamily(
    packageFamilyName: WideCString,  # LPCWSTR
    packageFilters: uint32,  # DWORD
    count: ptr uint32,  # DWORD* in/out
    packageFullNames: ptr WideCString,  # LPWSTR* optional, out
    bufferLength: ptr uint32,  # DWORD* in/out
    buffer: ptr uint16,  # LPWSTR optional, out
    packageProperties: ptr uint32  # DWORD* optional, out
): uint32 {.importc: "FindPackagesByPackageFamily", stdcall, dynlib: "KERNEL32.dll".}

pragma(lib, "kernel32");
extern(Windows)
uint FindPackagesByPackageFamily(
    const(wchar)* packageFamilyName,   // LPCWSTR
    uint packageFilters,   // DWORD
    uint* count,   // DWORD* in/out
    wchar** packageFullNames,   // LPWSTR* optional, out
    uint* bufferLength,   // DWORD* in/out
    wchar* buffer,   // LPWSTR optional, out
    uint* packageProperties   // DWORD* optional, out
);

ccall((:FindPackagesByPackageFamily, "KERNEL32.dll"), stdcall, UInt32,
      (Cwstring, UInt32, Ptr{UInt32}, Ptr{Ptr{UInt16}}, Ptr{UInt32}, Ptr{UInt16}, Ptr{UInt32}),
      packageFamilyName, packageFilters, count, packageFullNames, bufferLength, buffer, packageProperties)
# packageFamilyName : LPCWSTR -> Cwstring
# packageFilters : DWORD -> UInt32
# count : DWORD* in/out -> Ptr{UInt32}
# packageFullNames : LPWSTR* optional, out -> Ptr{Ptr{UInt16}}
# bufferLength : DWORD* in/out -> Ptr{UInt32}
# buffer : LPWSTR optional, out -> Ptr{UInt16}
# packageProperties : DWORD* optional, out -> Ptr{UInt32}
# stdcall は 32bit のみ意味を持つ(x64 では無視)。

local ffi = require("ffi")
ffi.cdef[[
uint32_t FindPackagesByPackageFamily(
    const uint16_t* packageFamilyName,
    uint32_t packageFilters,
    uint32_t* count,
    uint16_t** packageFullNames,
    uint32_t* bufferLength,
    uint16_t* buffer,
    uint32_t* packageProperties);
]]
local kernel32 = ffi.load("kernel32")
-- kernel32.FindPackagesByPackageFamily(packageFamilyName, packageFilters, count, packageFullNames, bufferLength, buffer, packageProperties)
-- packageFamilyName : LPCWSTR
-- packageFilters : DWORD
-- count : DWORD* in/out
-- packageFullNames : LPWSTR* optional, out
-- bufferLength : DWORD* in/out
-- buffer : LPWSTR optional, out
-- packageProperties : DWORD* optional, out
-- 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。

const koffi = require('koffi');
const lib = koffi.load('KERNEL32.dll');
const FindPackagesByPackageFamily = lib.func('__stdcall', 'FindPackagesByPackageFamily', 'uint32_t', ['str16', 'uint32_t', 'uint32_t *', 'void *', 'uint32_t *', 'uint16_t *', 'uint32_t *']);
// FindPackagesByPackageFamily(packageFamilyName, packageFilters, count, packageFullNames, bufferLength, buffer, packageProperties)
// packageFamilyName : LPCWSTR -> 'str16'
// packageFilters : DWORD -> 'uint32_t'
// count : DWORD* in/out -> 'uint32_t *'
// packageFullNames : LPWSTR* optional, out -> 'void *'
// bufferLength : DWORD* in/out -> 'uint32_t *'
// buffer : LPWSTR optional, out -> 'uint16_t *'
// packageProperties : DWORD* optional, out -> 'uint32_t *'
// 出力ポインタは koffi.out(...) で包む。構造体は koffi.struct で定義。

const lib = Deno.dlopen("KERNEL32.dll", {
  FindPackagesByPackageFamily: { parameters: ["buffer", "u32", "pointer", "pointer", "pointer", "buffer", "pointer"], result: "u32" },
});
// lib.symbols.FindPackagesByPackageFamily(packageFamilyName, packageFilters, count, packageFullNames, bufferLength, buffer, packageProperties)
// packageFamilyName : LPCWSTR -> "buffer"
// packageFilters : DWORD -> "u32"
// count : DWORD* in/out -> "pointer"
// packageFullNames : LPWSTR* optional, out -> "pointer"
// bufferLength : DWORD* in/out -> "pointer"
// buffer : LPWSTR optional, out -> "buffer"
// packageProperties : DWORD* optional, out -> "pointer"
// 文字列引数は "buffer"(NUL 終端のバイト列を Uint8Array で渡す)。
// 値渡し構造体は { struct: [ ...field types... ] } を使用。

<?php
$ffi = FFI::cdef(<<<C
uint32_t FindPackagesByPackageFamily(
    const uint16_t* packageFamilyName,
    uint32_t packageFilters,
    uint32_t* count,
    uint16_t** packageFullNames,
    uint32_t* bufferLength,
    uint16_t* buffer,
    uint32_t* packageProperties);
C, "KERNEL32.dll");
// $ffi->FindPackagesByPackageFamily(packageFamilyName, packageFilters, count, packageFullNames, bufferLength, buffer, packageProperties);
// packageFamilyName : LPCWSTR
// packageFilters : DWORD
// count : DWORD* in/out
// packageFullNames : LPWSTR* optional, out
// bufferLength : DWORD* in/out
// buffer : LPWSTR optional, out
// packageProperties : DWORD* optional, out
// 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。
// WINAPI(stdcall): x64 では呼出規約が統一されるため問題なし。x86 では __stdcall 対応のラッパが必要な場合あり。

import com.sun.jna.*;
import com.sun.jna.ptr.*;
import com.sun.jna.win32.StdCallLibrary;
import com.sun.jna.win32.W32APIOptions;

public interface Kernel32 extends StdCallLibrary {
    Kernel32 INSTANCE = Native.load("kernel32", Kernel32.class);
    int FindPackagesByPackageFamily(
        WString packageFamilyName,   // LPCWSTR
        int packageFilters,   // DWORD
        IntByReference count,   // DWORD* in/out
        PointerByReference packageFullNames,   // LPWSTR* optional, out
        IntByReference bufferLength,   // DWORD* in/out
        char[] buffer,   // LPWSTR optional, out
        IntByReference packageProperties   // DWORD* optional, out
    );
}

@[Link("kernel32")]
lib LibKERNEL32
  fun FindPackagesByPackageFamily = FindPackagesByPackageFamily(
    packageFamilyName : UInt16*,   # LPCWSTR
    packageFilters : UInt32,   # DWORD
    count : UInt32*,   # DWORD* in/out
    packageFullNames : UInt16**,   # LPWSTR* optional, out
    bufferLength : UInt32*,   # DWORD* in/out
    buffer : UInt16*,   # LPWSTR optional, out
    packageProperties : UInt32*   # DWORD* optional, out
  ) : UInt32
end
# 構造体/GUID/enum は lib 内に対応する型定義が必要。
# 呼出規約: x64 は規約統一のため OK。x86(32bit)は WINAPI=stdcall だが Crystal の fun に stdcall 付与構文がなく非対応。

import 'dart:ffi';
import 'package:ffi/ffi.dart';

typedef FindPackagesByPackageFamilyNative = Uint32 Function(Pointer<Utf16>, Uint32, Pointer<Uint32>, Pointer<Pointer<Utf16>>, Pointer<Uint32>, Pointer<Utf16>, Pointer<Uint32>);
typedef FindPackagesByPackageFamilyDart = int Function(Pointer<Utf16>, int, Pointer<Uint32>, Pointer<Pointer<Utf16>>, Pointer<Uint32>, Pointer<Utf16>, Pointer<Uint32>);
final FindPackagesByPackageFamily = DynamicLibrary.open('KERNEL32.dll')
    .lookupFunction<FindPackagesByPackageFamilyNative, FindPackagesByPackageFamilyDart>('FindPackagesByPackageFamily');
// packageFamilyName : LPCWSTR -> Pointer<Utf16>
// packageFilters : DWORD -> Uint32
// count : DWORD* in/out -> Pointer<Uint32>
// packageFullNames : LPWSTR* optional, out -> Pointer<Pointer<Utf16>>
// bufferLength : DWORD* in/out -> Pointer<Uint32>
// buffer : LPWSTR optional, out -> Pointer<Utf16>
// packageProperties : DWORD* optional, out -> Pointer<Uint32>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function FindPackagesByPackageFamily(
  packageFamilyName: PWideChar;   // LPCWSTR
  packageFilters: DWORD;   // DWORD
  count: Pointer;   // DWORD* in/out
  packageFullNames: PPWideChar;   // LPWSTR* optional, out
  bufferLength: Pointer;   // DWORD* in/out
  buffer: PWideChar;   // LPWSTR optional, out
  packageProperties: Pointer   // DWORD* optional, out
): DWORD; stdcall;
  external 'KERNEL32.dll' name 'FindPackagesByPackageFamily';

import Foreign
import Foreign.C.Types
import Foreign.C.String

foreign import stdcall safe "FindPackagesByPackageFamily"
  c_FindPackagesByPackageFamily :: CWString -> Word32 -> Ptr Word32 -> Ptr CWString -> Ptr Word32 -> CWString -> Ptr Word32 -> IO Word32
-- packageFamilyName : LPCWSTR -> CWString
-- packageFilters : DWORD -> Word32
-- count : DWORD* in/out -> Ptr Word32
-- packageFullNames : LPWSTR* optional, out -> Ptr CWString
-- bufferLength : DWORD* in/out -> Ptr Word32
-- buffer : LPWSTR optional, out -> CWString
-- packageProperties : DWORD* optional, out -> Ptr Word32
-- 要 GHC(Windows)。stdcall は x64 では ccall として扱われる。ブロックする API は safe 呼び出し推奨。

open Ctypes
open Foreign

let findpackagesbypackagefamily =
  foreign "FindPackagesByPackageFamily"
    ((ptr uint16_t) @-> uint32_t @-> (ptr uint32_t) @-> (ptr (ptr uint16_t)) @-> (ptr uint32_t) @-> (ptr uint16_t) @-> (ptr uint32_t) @-> returning uint32_t)
(* packageFamilyName : LPCWSTR -> (ptr uint16_t) *)
(* packageFilters : DWORD -> uint32_t *)
(* count : DWORD* in/out -> (ptr uint32_t) *)
(* packageFullNames : LPWSTR* optional, out -> (ptr (ptr uint16_t)) *)
(* bufferLength : DWORD* in/out -> (ptr uint32_t) *)
(* buffer : LPWSTR optional, out -> (ptr uint16_t) *)
(* packageProperties : DWORD* optional, out -> (ptr uint32_t) *)
(* foreign は cdecl 前提。x64 Windows では WINAPI と一致。構造体は ctypes structure を定義のこと。 *)

(cffi:define-foreign-library kernel32 (t "KERNEL32.dll"))
(cffi:use-foreign-library kernel32)

(cffi:defcfun ("FindPackagesByPackageFamily" find-packages-by-package-family :convention :stdcall) :uint32
  (package-family-name (:string :encoding :utf-16le))   ; LPCWSTR
  (package-filters :uint32)   ; DWORD
  (count :pointer)   ; DWORD* in/out
  (package-full-names :pointer)   ; LPWSTR* optional, out
  (buffer-length :pointer)   ; DWORD* in/out
  (buffer :pointer)   ; LPWSTR optional, out
  (package-properties :pointer))   ; DWORD* optional, out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $FindPackagesByPackageFamily = Win32::API::More->new('KERNEL32',
    'DWORD FindPackagesByPackageFamily(LPCWSTR packageFamilyName, DWORD packageFilters, LPVOID count, LPVOID packageFullNames, LPVOID bufferLength, LPWSTR buffer, LPVOID packageProperties)');
# my $ret = $FindPackagesByPackageFamily->Call($packageFamilyName, $packageFilters, $count, $packageFullNames, $bufferLength, $buffer, $packageProperties);
# packageFamilyName : LPCWSTR -> LPCWSTR
# packageFilters : DWORD -> DWORD
# count : DWORD* in/out -> LPVOID
# packageFullNames : LPWSTR* optional, out -> LPVOID
# bufferLength : DWORD* in/out -> LPVOID
# buffer : LPWSTR optional, out -> LPWSTR
# packageProperties : DWORD* optional, out -> LPVOID
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。

FindPackagesByPackageFamily

シグネチャ

パラメーター

各言語での呼び出し定義

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