DdqGetDiagnosticRecordPayload

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

HRESULT DdqGetDiagnosticRecordPayload(
    HDIAGNOSTIC_DATA_QUERY_SESSION hSession,
    LONGLONG rowId,
    LPCWSTR* payload
);

<DllImport("DiagnosticDataQuery.dll", ExactSpelling:=True)>
Public Shared Function DdqGetDiagnosticRecordPayload(
    hSession As IntPtr,   ' HDIAGNOSTIC_DATA_QUERY_SESSION
    rowId As Long,   ' LONGLONG
    payload As IntPtr   ' LPCWSTR* out
) As Integer
End Function

' hSession : HDIAGNOSTIC_DATA_QUERY_SESSION
' rowId : LONGLONG
' payload : LPCWSTR* out
Declare PtrSafe Function DdqGetDiagnosticRecordPayload Lib "diagnosticdataquery" ( _
    ByVal hSession As LongPtr, _
    ByVal rowId As LongLong, _
    ByVal payload 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

DdqGetDiagnosticRecordPayload = ctypes.windll.diagnosticdataquery.DdqGetDiagnosticRecordPayload
DdqGetDiagnosticRecordPayload.restype = ctypes.c_int
DdqGetDiagnosticRecordPayload.argtypes = [
    wintypes.HANDLE,  # hSession : HDIAGNOSTIC_DATA_QUERY_SESSION
    ctypes.c_longlong,  # rowId : LONGLONG
    ctypes.c_void_p,  # payload : LPCWSTR* out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('DiagnosticDataQuery.dll')
DdqGetDiagnosticRecordPayload = Fiddle::Function.new(
  lib['DdqGetDiagnosticRecordPayload'],
  [
    Fiddle::TYPE_VOIDP,  # hSession : HDIAGNOSTIC_DATA_QUERY_SESSION
    Fiddle::TYPE_LONG_LONG,  # rowId : LONGLONG
    Fiddle::TYPE_VOIDP,  # payload : LPCWSTR* out
  ],
  Fiddle::TYPE_INT)

#[link(name = "diagnosticdataquery")]
extern "system" {
    fn DdqGetDiagnosticRecordPayload(
        hSession: *mut core::ffi::c_void,  // HDIAGNOSTIC_DATA_QUERY_SESSION
        rowId: i64,  // LONGLONG
        payload: *const *const u16  // LPCWSTR* out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("DiagnosticDataQuery.dll")]
public static extern int DdqGetDiagnosticRecordPayload(IntPtr hSession, long rowId, IntPtr payload);
"@
$api = Add-Type -MemberDefinition $sig -Name 'DiagnosticDataQuery_DdqGetDiagnosticRecordPayload' -Namespace Win32 -PassThru
# $api::DdqGetDiagnosticRecordPayload(hSession, rowId, payload)

#uselib "DiagnosticDataQuery.dll"
#func global DdqGetDiagnosticRecordPayload "DdqGetDiagnosticRecordPayload" sptr, sptr, sptr
; DdqGetDiagnosticRecordPayload hSession, rowId, varptr(payload)   ; 戻り値は stat
; hSession : HDIAGNOSTIC_DATA_QUERY_SESSION -> "sptr"
; rowId : LONGLONG -> "sptr"
; payload : LPCWSTR* out -> "sptr"
; ※HSP3.7は int64 引数(64bit値渡し)に非対応です。
; ※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 "DiagnosticDataQuery.dll"
#cfunc global DdqGetDiagnosticRecordPayload "DdqGetDiagnosticRecordPayload" sptr, int64, var
; res = DdqGetDiagnosticRecordPayload(hSession, rowId, payload)
; hSession : HDIAGNOSTIC_DATA_QUERY_SESSION -> "sptr"
; rowId : LONGLONG -> "int64"
; payload : LPCWSTR* 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。
; ※int64 引数の DLL 値渡しは x64 ランタイム(hsp3_64)のみ対応(x86 は未対応)。

; HRESULT DdqGetDiagnosticRecordPayload(HDIAGNOSTIC_DATA_QUERY_SESSION hSession, LONGLONG rowId, LPCWSTR* payload)
#uselib "DiagnosticDataQuery.dll"
#cfunc global DdqGetDiagnosticRecordPayload "DdqGetDiagnosticRecordPayload" intptr, int64, var
; res = DdqGetDiagnosticRecordPayload(hSession, rowId, payload)
; hSession : HDIAGNOSTIC_DATA_QUERY_SESSION -> "intptr"
; rowId : LONGLONG -> "int64"
; payload : LPCWSTR* 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。

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

var (
	diagnosticdataquery = windows.NewLazySystemDLL("DiagnosticDataQuery.dll")
	procDdqGetDiagnosticRecordPayload = diagnosticdataquery.NewProc("DdqGetDiagnosticRecordPayload")
)

// hSession (HDIAGNOSTIC_DATA_QUERY_SESSION), rowId (LONGLONG), payload (LPCWSTR* out)
r1, _, err := procDdqGetDiagnosticRecordPayload.Call(
	uintptr(hSession),
	uintptr(rowId),
	uintptr(payload),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function DdqGetDiagnosticRecordPayload(
  hSession: THandle;   // HDIAGNOSTIC_DATA_QUERY_SESSION
  rowId: Int64;   // LONGLONG
  payload: PPWideChar   // LPCWSTR* out
): Integer; stdcall;
  external 'DiagnosticDataQuery.dll' name 'DdqGetDiagnosticRecordPayload';

result := DllCall("DiagnosticDataQuery\DdqGetDiagnosticRecordPayload"
    , "Ptr", hSession   ; HDIAGNOSTIC_DATA_QUERY_SESSION
    , "Int64", rowId   ; LONGLONG
    , "Ptr", payload   ; LPCWSTR* out
    , "Int")   ; return: HRESULT

●DdqGetDiagnosticRecordPayload(hSession, rowId, payload) = DLL("DiagnosticDataQuery.dll", "int DdqGetDiagnosticRecordPayload(void*, int64, void*)")
# 呼び出し: DdqGetDiagnosticRecordPayload(hSession, rowId, payload)
# hSession : HDIAGNOSTIC_DATA_QUERY_SESSION -> "void*"
# rowId : LONGLONG -> "int64"
# payload : LPCWSTR* 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)。