Win32 API 日本語リファレンス
ホームSystem.Diagnostics.Etw › TraceMessageVa

TraceMessageVa

関数
可変引数リストを用いてWPPトレースメッセージを送信する。
DLLADVAPI32.dll呼出規約winapi対応OSWindows XP 以降

シグネチャ

// ADVAPI32.dll
#include <windows.h>

WIN32_ERROR TraceMessageVa(
    ULONGLONG LoggerHandle,
    TRACE_MESSAGE_FLAGS MessageFlags,
    const GUID* MessageGuid,
    WORD MessageNumber,
    CHAR* MessageArgList
);

パラメーター

名前方向
LoggerHandleULONGLONGin
MessageFlagsTRACE_MESSAGE_FLAGSin
MessageGuidGUID*in
MessageNumberWORDin
MessageArgListCHAR*in

戻り値の型: WIN32_ERROR

各言語での呼び出し定義

// ADVAPI32.dll
#include <windows.h>

WIN32_ERROR TraceMessageVa(
    ULONGLONG LoggerHandle,
    TRACE_MESSAGE_FLAGS MessageFlags,
    const GUID* MessageGuid,
    WORD MessageNumber,
    CHAR* MessageArgList
);
[DllImport("ADVAPI32.dll", ExactSpelling = true)]
static extern uint TraceMessageVa(
    ulong LoggerHandle,   // ULONGLONG
    uint MessageFlags,   // TRACE_MESSAGE_FLAGS
    ref Guid MessageGuid,   // GUID*
    ushort MessageNumber,   // WORD
    IntPtr MessageArgList   // CHAR*
);
<DllImport("ADVAPI32.dll", ExactSpelling:=True)>
Public Shared Function TraceMessageVa(
    LoggerHandle As ULong,   ' ULONGLONG
    MessageFlags As UInteger,   ' TRACE_MESSAGE_FLAGS
    ByRef MessageGuid As Guid,   ' GUID*
    MessageNumber As UShort,   ' WORD
    MessageArgList As IntPtr   ' CHAR*
) As UInteger
End Function
' LoggerHandle : ULONGLONG
' MessageFlags : TRACE_MESSAGE_FLAGS
' MessageGuid : GUID*
' MessageNumber : WORD
' MessageArgList : CHAR*
Declare PtrSafe Function TraceMessageVa Lib "advapi32" ( _
    ByVal LoggerHandle As LongLong, _
    ByVal MessageFlags As Long, _
    ByVal MessageGuid As LongPtr, _
    ByVal MessageNumber As Integer, _
    ByVal MessageArgList 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

TraceMessageVa = ctypes.windll.advapi32.TraceMessageVa
TraceMessageVa.restype = wintypes.DWORD
TraceMessageVa.argtypes = [
    ctypes.c_ulonglong,  # LoggerHandle : ULONGLONG
    wintypes.DWORD,  # MessageFlags : TRACE_MESSAGE_FLAGS
    ctypes.c_void_p,  # MessageGuid : GUID*
    ctypes.c_ushort,  # MessageNumber : WORD
    ctypes.POINTER(ctypes.c_byte),  # MessageArgList : CHAR*
]
require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('ADVAPI32.dll')
TraceMessageVa = Fiddle::Function.new(
  lib['TraceMessageVa'],
  [
    -Fiddle::TYPE_LONG_LONG,  # LoggerHandle : ULONGLONG
    -Fiddle::TYPE_INT,  # MessageFlags : TRACE_MESSAGE_FLAGS
    Fiddle::TYPE_VOIDP,  # MessageGuid : GUID*
    -Fiddle::TYPE_SHORT,  # MessageNumber : WORD
    Fiddle::TYPE_VOIDP,  # MessageArgList : CHAR*
  ],
  -Fiddle::TYPE_INT)
#[link(name = "advapi32")]
extern "system" {
    fn TraceMessageVa(
        LoggerHandle: u64,  // ULONGLONG
        MessageFlags: u32,  // TRACE_MESSAGE_FLAGS
        MessageGuid: *const GUID,  // GUID*
        MessageNumber: u16,  // WORD
        MessageArgList: *mut i8  // CHAR*
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.
$sig = @"
[DllImport("ADVAPI32.dll")]
public static extern uint TraceMessageVa(ulong LoggerHandle, uint MessageFlags, ref Guid MessageGuid, ushort MessageNumber, IntPtr MessageArgList);
"@
$api = Add-Type -MemberDefinition $sig -Name 'ADVAPI32_TraceMessageVa' -Namespace Win32 -PassThru
# $api::TraceMessageVa(LoggerHandle, MessageFlags, MessageGuid, MessageNumber, MessageArgList)
#uselib "ADVAPI32.dll"
#func global TraceMessageVa "TraceMessageVa" sptr, sptr, sptr, sptr, sptr
; TraceMessageVa LoggerHandle, MessageFlags, varptr(MessageGuid), MessageNumber, varptr(MessageArgList)   ; 戻り値は stat
; LoggerHandle : ULONGLONG -> "sptr"
; MessageFlags : TRACE_MESSAGE_FLAGS -> "sptr"
; MessageGuid : GUID* -> "sptr"
; MessageNumber : WORD -> "sptr"
; MessageArgList : CHAR* -> "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。
出力引数:
#uselib "ADVAPI32.dll"
#cfunc global TraceMessageVa "TraceMessageVa" int64, int, var, int, var
; res = TraceMessageVa(LoggerHandle, MessageFlags, MessageGuid, MessageNumber, MessageArgList)
; LoggerHandle : ULONGLONG -> "int64"
; MessageFlags : TRACE_MESSAGE_FLAGS -> "int"
; MessageGuid : GUID* -> "var"
; MessageNumber : WORD -> "int"
; MessageArgList : CHAR* -> "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)。
出力引数:
; WIN32_ERROR TraceMessageVa(ULONGLONG LoggerHandle, TRACE_MESSAGE_FLAGS MessageFlags, GUID* MessageGuid, WORD MessageNumber, CHAR* MessageArgList)
#uselib "ADVAPI32.dll"
#cfunc global TraceMessageVa "TraceMessageVa" int64, int, var, int, var
; res = TraceMessageVa(LoggerHandle, MessageFlags, MessageGuid, MessageNumber, MessageArgList)
; LoggerHandle : ULONGLONG -> "int64"
; MessageFlags : TRACE_MESSAGE_FLAGS -> "int"
; MessageGuid : GUID* -> "var"
; MessageNumber : WORD -> "int"
; MessageArgList : CHAR* -> "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 (
	advapi32 = windows.NewLazySystemDLL("ADVAPI32.dll")
	procTraceMessageVa = advapi32.NewProc("TraceMessageVa")
)

// LoggerHandle (ULONGLONG), MessageFlags (TRACE_MESSAGE_FLAGS), MessageGuid (GUID*), MessageNumber (WORD), MessageArgList (CHAR*)
r1, _, err := procTraceMessageVa.Call(
	uintptr(LoggerHandle),
	uintptr(MessageFlags),
	uintptr(MessageGuid),
	uintptr(MessageNumber),
	uintptr(MessageArgList),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // WIN32_ERROR
function TraceMessageVa(
  LoggerHandle: UInt64;   // ULONGLONG
  MessageFlags: DWORD;   // TRACE_MESSAGE_FLAGS
  MessageGuid: PGUID;   // GUID*
  MessageNumber: Word;   // WORD
  MessageArgList: Pointer   // CHAR*
): DWORD; stdcall;
  external 'ADVAPI32.dll' name 'TraceMessageVa';
result := DllCall("ADVAPI32\TraceMessageVa"
    , "Int64", LoggerHandle   ; ULONGLONG
    , "UInt", MessageFlags   ; TRACE_MESSAGE_FLAGS
    , "Ptr", MessageGuid   ; GUID*
    , "UShort", MessageNumber   ; WORD
    , "Ptr", MessageArgList   ; CHAR*
    , "UInt")   ; return: WIN32_ERROR
●TraceMessageVa(LoggerHandle, MessageFlags, MessageGuid, MessageNumber, MessageArgList) = DLL("ADVAPI32.dll", "dword TraceMessageVa(qword, dword, void*, int, void*)")
# 呼び出し: TraceMessageVa(LoggerHandle, MessageFlags, MessageGuid, MessageNumber, MessageArgList)
# LoggerHandle : ULONGLONG -> "qword"
# MessageFlags : TRACE_MESSAGE_FLAGS -> "dword"
# MessageGuid : GUID* -> "void*"
# MessageNumber : WORD -> "int"
# MessageArgList : CHAR* -> "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)。