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ホームDevices.HumanInterfaceDevice › HidP_GetLinkCollectionNodes

HidP_GetLinkCollectionNodes

関数
HIDデバイスのリンクコレクションノード一覧を取得する。
DLLHID.dll呼出規約winapi

シグネチャ

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

NTSTATUS HidP_GetLinkCollectionNodes(
    HIDP_LINK_COLLECTION_NODE* LinkCollectionNodes,
    DWORD* LinkCollectionNodesLength,
    PHIDP_PREPARSED_DATA PreparsedData
);

パラメーター

名前方向
LinkCollectionNodesHIDP_LINK_COLLECTION_NODE*out
LinkCollectionNodesLengthDWORD*inout
PreparsedDataPHIDP_PREPARSED_DATAin

戻り値の型: NTSTATUS

各言語での呼び出し定義

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

NTSTATUS HidP_GetLinkCollectionNodes(
    HIDP_LINK_COLLECTION_NODE* LinkCollectionNodes,
    DWORD* LinkCollectionNodesLength,
    PHIDP_PREPARSED_DATA PreparsedData
);
[DllImport("HID.dll", ExactSpelling = true)]
static extern int HidP_GetLinkCollectionNodes(
    IntPtr LinkCollectionNodes,   // HIDP_LINK_COLLECTION_NODE* out
    ref uint LinkCollectionNodesLength,   // DWORD* in/out
    IntPtr PreparsedData   // PHIDP_PREPARSED_DATA
);
<DllImport("HID.dll", ExactSpelling:=True)>
Public Shared Function HidP_GetLinkCollectionNodes(
    LinkCollectionNodes As IntPtr,   ' HIDP_LINK_COLLECTION_NODE* out
    ByRef LinkCollectionNodesLength As UInteger,   ' DWORD* in/out
    PreparsedData As IntPtr   ' PHIDP_PREPARSED_DATA
) As Integer
End Function
' LinkCollectionNodes : HIDP_LINK_COLLECTION_NODE* out
' LinkCollectionNodesLength : DWORD* in/out
' PreparsedData : PHIDP_PREPARSED_DATA
Declare PtrSafe Function HidP_GetLinkCollectionNodes Lib "hid" ( _
    ByVal LinkCollectionNodes As LongPtr, _
    ByRef LinkCollectionNodesLength As Long, _
    ByVal PreparsedData 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

HidP_GetLinkCollectionNodes = ctypes.windll.hid.HidP_GetLinkCollectionNodes
HidP_GetLinkCollectionNodes.restype = ctypes.c_int
HidP_GetLinkCollectionNodes.argtypes = [
    ctypes.c_void_p,  # LinkCollectionNodes : HIDP_LINK_COLLECTION_NODE* out
    ctypes.POINTER(wintypes.DWORD),  # LinkCollectionNodesLength : DWORD* in/out
    ctypes.c_ssize_t,  # PreparsedData : PHIDP_PREPARSED_DATA
]
require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('HID.dll')
HidP_GetLinkCollectionNodes = Fiddle::Function.new(
  lib['HidP_GetLinkCollectionNodes'],
  [
    Fiddle::TYPE_VOIDP,  # LinkCollectionNodes : HIDP_LINK_COLLECTION_NODE* out
    Fiddle::TYPE_VOIDP,  # LinkCollectionNodesLength : DWORD* in/out
    Fiddle::TYPE_INTPTR_T,  # PreparsedData : PHIDP_PREPARSED_DATA
  ],
  Fiddle::TYPE_INT)
#[link(name = "hid")]
extern "system" {
    fn HidP_GetLinkCollectionNodes(
        LinkCollectionNodes: *mut HIDP_LINK_COLLECTION_NODE,  // HIDP_LINK_COLLECTION_NODE* out
        LinkCollectionNodesLength: *mut u32,  // DWORD* in/out
        PreparsedData: isize  // PHIDP_PREPARSED_DATA
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.
$sig = @"
[DllImport("HID.dll")]
public static extern int HidP_GetLinkCollectionNodes(IntPtr LinkCollectionNodes, ref uint LinkCollectionNodesLength, IntPtr PreparsedData);
"@
$api = Add-Type -MemberDefinition $sig -Name 'HID_HidP_GetLinkCollectionNodes' -Namespace Win32 -PassThru
# $api::HidP_GetLinkCollectionNodes(LinkCollectionNodes, LinkCollectionNodesLength, PreparsedData)
#uselib "HID.dll"
#func global HidP_GetLinkCollectionNodes "HidP_GetLinkCollectionNodes" sptr, sptr, sptr
; HidP_GetLinkCollectionNodes varptr(LinkCollectionNodes), varptr(LinkCollectionNodesLength), PreparsedData   ; 戻り値は stat
; LinkCollectionNodes : HIDP_LINK_COLLECTION_NODE* out -> "sptr"
; LinkCollectionNodesLength : DWORD* in/out -> "sptr"
; PreparsedData : PHIDP_PREPARSED_DATA -> "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 "HID.dll"
#cfunc global HidP_GetLinkCollectionNodes "HidP_GetLinkCollectionNodes" var, var, sptr
; res = HidP_GetLinkCollectionNodes(LinkCollectionNodes, LinkCollectionNodesLength, PreparsedData)
; LinkCollectionNodes : HIDP_LINK_COLLECTION_NODE* out -> "var"
; LinkCollectionNodesLength : DWORD* in/out -> "var"
; PreparsedData : PHIDP_PREPARSED_DATA -> "sptr"
; ※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。
出力引数:
; NTSTATUS HidP_GetLinkCollectionNodes(HIDP_LINK_COLLECTION_NODE* LinkCollectionNodes, DWORD* LinkCollectionNodesLength, PHIDP_PREPARSED_DATA PreparsedData)
#uselib "HID.dll"
#cfunc global HidP_GetLinkCollectionNodes "HidP_GetLinkCollectionNodes" var, var, intptr
; res = HidP_GetLinkCollectionNodes(LinkCollectionNodes, LinkCollectionNodesLength, PreparsedData)
; LinkCollectionNodes : HIDP_LINK_COLLECTION_NODE* out -> "var"
; LinkCollectionNodesLength : DWORD* in/out -> "var"
; PreparsedData : PHIDP_PREPARSED_DATA -> "intptr"
; ※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 (
	hid = windows.NewLazySystemDLL("HID.dll")
	procHidP_GetLinkCollectionNodes = hid.NewProc("HidP_GetLinkCollectionNodes")
)

// LinkCollectionNodes (HIDP_LINK_COLLECTION_NODE* out), LinkCollectionNodesLength (DWORD* in/out), PreparsedData (PHIDP_PREPARSED_DATA)
r1, _, err := procHidP_GetLinkCollectionNodes.Call(
	uintptr(LinkCollectionNodes),
	uintptr(LinkCollectionNodesLength),
	uintptr(PreparsedData),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // NTSTATUS
function HidP_GetLinkCollectionNodes(
  LinkCollectionNodes: Pointer;   // HIDP_LINK_COLLECTION_NODE* out
  LinkCollectionNodesLength: Pointer;   // DWORD* in/out
  PreparsedData: NativeInt   // PHIDP_PREPARSED_DATA
): Integer; stdcall;
  external 'HID.dll' name 'HidP_GetLinkCollectionNodes';
result := DllCall("HID\HidP_GetLinkCollectionNodes"
    , "Ptr", LinkCollectionNodes   ; HIDP_LINK_COLLECTION_NODE* out
    , "Ptr", LinkCollectionNodesLength   ; DWORD* in/out
    , "Ptr", PreparsedData   ; PHIDP_PREPARSED_DATA
    , "Int")   ; return: NTSTATUS
●HidP_GetLinkCollectionNodes(LinkCollectionNodes, LinkCollectionNodesLength, PreparsedData) = DLL("HID.dll", "int HidP_GetLinkCollectionNodes(void*, void*, int)")
# 呼び出し: HidP_GetLinkCollectionNodes(LinkCollectionNodes, LinkCollectionNodesLength, PreparsedData)
# LinkCollectionNodes : HIDP_LINK_COLLECTION_NODE* out -> "void*"
# LinkCollectionNodesLength : DWORD* in/out -> "void*"
# PreparsedData : PHIDP_PREPARSED_DATA -> "int"
# 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)。