DdqGetDiagnosticRecordSummary

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

HRESULT DdqGetDiagnosticRecordSummary(
    HDIAGNOSTIC_DATA_QUERY_SESSION hSession,
    LPCWSTR* producerNames,
    DWORD producerNameCount,
    DIAGNOSTIC_DATA_GENERAL_STATS* generalStats
);

<DllImport("DiagnosticDataQuery.dll", ExactSpelling:=True)>
Public Shared Function DdqGetDiagnosticRecordSummary(
    hSession As IntPtr,   ' HDIAGNOSTIC_DATA_QUERY_SESSION
    producerNames As IntPtr,   ' LPCWSTR*
    producerNameCount As UInteger,   ' DWORD
    generalStats As IntPtr   ' DIAGNOSTIC_DATA_GENERAL_STATS* out
) As Integer
End Function

' hSession : HDIAGNOSTIC_DATA_QUERY_SESSION
' producerNames : LPCWSTR*
' producerNameCount : DWORD
' generalStats : DIAGNOSTIC_DATA_GENERAL_STATS* out
Declare PtrSafe Function DdqGetDiagnosticRecordSummary Lib "diagnosticdataquery" ( _
    ByVal hSession As LongPtr, _
    ByVal producerNames As LongPtr, _
    ByVal producerNameCount As Long, _
    ByVal generalStats 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

DdqGetDiagnosticRecordSummary = ctypes.windll.diagnosticdataquery.DdqGetDiagnosticRecordSummary
DdqGetDiagnosticRecordSummary.restype = ctypes.c_int
DdqGetDiagnosticRecordSummary.argtypes = [
    wintypes.HANDLE,  # hSession : HDIAGNOSTIC_DATA_QUERY_SESSION
    ctypes.c_void_p,  # producerNames : LPCWSTR*
    wintypes.DWORD,  # producerNameCount : DWORD
    ctypes.c_void_p,  # generalStats : DIAGNOSTIC_DATA_GENERAL_STATS* out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('DiagnosticDataQuery.dll')
DdqGetDiagnosticRecordSummary = Fiddle::Function.new(
  lib['DdqGetDiagnosticRecordSummary'],
  [
    Fiddle::TYPE_VOIDP,  # hSession : HDIAGNOSTIC_DATA_QUERY_SESSION
    Fiddle::TYPE_VOIDP,  # producerNames : LPCWSTR*
    -Fiddle::TYPE_INT,  # producerNameCount : DWORD
    Fiddle::TYPE_VOIDP,  # generalStats : DIAGNOSTIC_DATA_GENERAL_STATS* out
  ],
  Fiddle::TYPE_INT)

#[link(name = "diagnosticdataquery")]
extern "system" {
    fn DdqGetDiagnosticRecordSummary(
        hSession: *mut core::ffi::c_void,  // HDIAGNOSTIC_DATA_QUERY_SESSION
        producerNames: *const *const u16,  // LPCWSTR*
        producerNameCount: u32,  // DWORD
        generalStats: *mut DIAGNOSTIC_DATA_GENERAL_STATS  // DIAGNOSTIC_DATA_GENERAL_STATS* out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("DiagnosticDataQuery.dll")]
public static extern int DdqGetDiagnosticRecordSummary(IntPtr hSession, IntPtr producerNames, uint producerNameCount, IntPtr generalStats);
"@
$api = Add-Type -MemberDefinition $sig -Name 'DiagnosticDataQuery_DdqGetDiagnosticRecordSummary' -Namespace Win32 -PassThru
# $api::DdqGetDiagnosticRecordSummary(hSession, producerNames, producerNameCount, generalStats)

#uselib "DiagnosticDataQuery.dll"
#func global DdqGetDiagnosticRecordSummary "DdqGetDiagnosticRecordSummary" sptr, sptr, sptr, sptr
; DdqGetDiagnosticRecordSummary hSession, varptr(producerNames), producerNameCount, varptr(generalStats)   ; 戻り値は stat
; hSession : HDIAGNOSTIC_DATA_QUERY_SESSION -> "sptr"
; producerNames : LPCWSTR* -> "sptr"
; producerNameCount : DWORD -> "sptr"
; generalStats : DIAGNOSTIC_DATA_GENERAL_STATS* 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 "DiagnosticDataQuery.dll"
#cfunc global DdqGetDiagnosticRecordSummary "DdqGetDiagnosticRecordSummary" sptr, var, int, var
; res = DdqGetDiagnosticRecordSummary(hSession, producerNames, producerNameCount, generalStats)
; hSession : HDIAGNOSTIC_DATA_QUERY_SESSION -> "sptr"
; producerNames : LPCWSTR* -> "var"
; producerNameCount : DWORD -> "int"
; generalStats : DIAGNOSTIC_DATA_GENERAL_STATS* 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。

; HRESULT DdqGetDiagnosticRecordSummary(HDIAGNOSTIC_DATA_QUERY_SESSION hSession, LPCWSTR* producerNames, DWORD producerNameCount, DIAGNOSTIC_DATA_GENERAL_STATS* generalStats)
#uselib "DiagnosticDataQuery.dll"
#cfunc global DdqGetDiagnosticRecordSummary "DdqGetDiagnosticRecordSummary" intptr, var, int, var
; res = DdqGetDiagnosticRecordSummary(hSession, producerNames, producerNameCount, generalStats)
; hSession : HDIAGNOSTIC_DATA_QUERY_SESSION -> "intptr"
; producerNames : LPCWSTR* -> "var"
; producerNameCount : DWORD -> "int"
; generalStats : DIAGNOSTIC_DATA_GENERAL_STATS* 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")
	procDdqGetDiagnosticRecordSummary = diagnosticdataquery.NewProc("DdqGetDiagnosticRecordSummary")
)

// hSession (HDIAGNOSTIC_DATA_QUERY_SESSION), producerNames (LPCWSTR*), producerNameCount (DWORD), generalStats (DIAGNOSTIC_DATA_GENERAL_STATS* out)
r1, _, err := procDdqGetDiagnosticRecordSummary.Call(
	uintptr(hSession),
	uintptr(producerNames),
	uintptr(producerNameCount),
	uintptr(generalStats),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function DdqGetDiagnosticRecordSummary(
  hSession: THandle;   // HDIAGNOSTIC_DATA_QUERY_SESSION
  producerNames: PPWideChar;   // LPCWSTR*
  producerNameCount: DWORD;   // DWORD
  generalStats: Pointer   // DIAGNOSTIC_DATA_GENERAL_STATS* out
): Integer; stdcall;
  external 'DiagnosticDataQuery.dll' name 'DdqGetDiagnosticRecordSummary';

result := DllCall("DiagnosticDataQuery\DdqGetDiagnosticRecordSummary"
    , "Ptr", hSession   ; HDIAGNOSTIC_DATA_QUERY_SESSION
    , "Ptr", producerNames   ; LPCWSTR*
    , "UInt", producerNameCount   ; DWORD
    , "Ptr", generalStats   ; DIAGNOSTIC_DATA_GENERAL_STATS* out
    , "Int")   ; return: HRESULT

●DdqGetDiagnosticRecordSummary(hSession, producerNames, producerNameCount, generalStats) = DLL("DiagnosticDataQuery.dll", "int DdqGetDiagnosticRecordSummary(void*, void*, dword, void*)")
# 呼び出し: DdqGetDiagnosticRecordSummary(hSession, producerNames, producerNameCount, generalStats)
# hSession : HDIAGNOSTIC_DATA_QUERY_SESSION -> "void*"
# producerNames : LPCWSTR* -> "void*"
# producerNameCount : DWORD -> "dword"
# generalStats : DIAGNOSTIC_DATA_GENERAL_STATS* 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)。