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mmioAdvance
関数MMIOファイルのI/Oバッファを進める。
シグネチャ
// WINMM.dll
#include <windows.h>
DWORD mmioAdvance(
HMMIO hmmio,
MMIOINFO* pmmioinfo, // optional
DWORD fuAdvance
);パラメーター
| 名前 | 型 | 方向 |
|---|---|---|
| hmmio | HMMIO | in |
| pmmioinfo | MMIOINFO* | inoptional |
| fuAdvance | DWORD | in |
戻り値の型: DWORD
各言語での呼び出し定義
// WINMM.dll
#include <windows.h>
DWORD mmioAdvance(
HMMIO hmmio,
MMIOINFO* pmmioinfo, // optional
DWORD fuAdvance
);[DllImport("WINMM.dll", ExactSpelling = true)]
static extern uint mmioAdvance(
IntPtr hmmio, // HMMIO
IntPtr pmmioinfo, // MMIOINFO* optional
uint fuAdvance // DWORD
);<DllImport("WINMM.dll", ExactSpelling:=True)>
Public Shared Function mmioAdvance(
hmmio As IntPtr, ' HMMIO
pmmioinfo As IntPtr, ' MMIOINFO* optional
fuAdvance As UInteger ' DWORD
) As UInteger
End Function' hmmio : HMMIO
' pmmioinfo : MMIOINFO* optional
' fuAdvance : DWORD
Declare PtrSafe Function mmioAdvance Lib "winmm" ( _
ByVal hmmio As LongPtr, _
ByVal pmmioinfo As LongPtr, _
ByVal fuAdvance As Long) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。import ctypes
from ctypes import wintypes
mmioAdvance = ctypes.windll.winmm.mmioAdvance
mmioAdvance.restype = wintypes.DWORD
mmioAdvance.argtypes = [
wintypes.HANDLE, # hmmio : HMMIO
ctypes.c_void_p, # pmmioinfo : MMIOINFO* optional
wintypes.DWORD, # fuAdvance : DWORD
]require 'fiddle'
require 'fiddle/import'
lib = Fiddle.dlopen('WINMM.dll')
mmioAdvance = Fiddle::Function.new(
lib['mmioAdvance'],
[
Fiddle::TYPE_VOIDP, # hmmio : HMMIO
Fiddle::TYPE_VOIDP, # pmmioinfo : MMIOINFO* optional
-Fiddle::TYPE_INT, # fuAdvance : DWORD
],
-Fiddle::TYPE_INT)#[link(name = "winmm")]
extern "system" {
fn mmioAdvance(
hmmio: *mut core::ffi::c_void, // HMMIO
pmmioinfo: *mut MMIOINFO, // MMIOINFO* optional
fuAdvance: u32 // DWORD
) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.$sig = @"
[DllImport("WINMM.dll")]
public static extern uint mmioAdvance(IntPtr hmmio, IntPtr pmmioinfo, uint fuAdvance);
"@
$api = Add-Type -MemberDefinition $sig -Name 'WINMM_mmioAdvance' -Namespace Win32 -PassThru
# $api::mmioAdvance(hmmio, pmmioinfo, fuAdvance)#uselib "WINMM.dll"
#func global mmioAdvance "mmioAdvance" sptr, sptr, sptr
; mmioAdvance hmmio, varptr(pmmioinfo), fuAdvance ; 戻り値は stat
; hmmio : HMMIO -> "sptr"
; pmmioinfo : MMIOINFO* optional -> "sptr"
; fuAdvance : DWORD -> "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 "WINMM.dll" #cfunc global mmioAdvance "mmioAdvance" sptr, var, int ; res = mmioAdvance(hmmio, pmmioinfo, fuAdvance) ; hmmio : HMMIO -> "sptr" ; pmmioinfo : MMIOINFO* optional -> "var" ; fuAdvance : DWORD -> "int" ; ※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 "WINMM.dll" #cfunc global mmioAdvance "mmioAdvance" sptr, sptr, int ; res = mmioAdvance(hmmio, varptr(pmmioinfo), fuAdvance) ; hmmio : HMMIO -> "sptr" ; pmmioinfo : MMIOINFO* optional -> "sptr" ; fuAdvance : DWORD -> "int" ; ※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:
; DWORD mmioAdvance(HMMIO hmmio, MMIOINFO* pmmioinfo, DWORD fuAdvance) #uselib "WINMM.dll" #cfunc global mmioAdvance "mmioAdvance" intptr, var, int ; res = mmioAdvance(hmmio, pmmioinfo, fuAdvance) ; hmmio : HMMIO -> "intptr" ; pmmioinfo : MMIOINFO* optional -> "var" ; fuAdvance : DWORD -> "int" ; ※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。; DWORD mmioAdvance(HMMIO hmmio, MMIOINFO* pmmioinfo, DWORD fuAdvance) #uselib "WINMM.dll" #cfunc global mmioAdvance "mmioAdvance" intptr, intptr, int ; res = mmioAdvance(hmmio, varptr(pmmioinfo), fuAdvance) ; hmmio : HMMIO -> "intptr" ; pmmioinfo : MMIOINFO* optional -> "intptr" ; fuAdvance : DWORD -> "int" ; ※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 (
winmm = windows.NewLazySystemDLL("WINMM.dll")
procmmioAdvance = winmm.NewProc("mmioAdvance")
)
// hmmio (HMMIO), pmmioinfo (MMIOINFO* optional), fuAdvance (DWORD)
r1, _, err := procmmioAdvance.Call(
uintptr(hmmio),
uintptr(pmmioinfo),
uintptr(fuAdvance),
)
_ = err // syscall.Errno (valid when the call sets last-error)
_ = r1 // DWORDfunction mmioAdvance(
hmmio: THandle; // HMMIO
pmmioinfo: Pointer; // MMIOINFO* optional
fuAdvance: DWORD // DWORD
): DWORD; stdcall;
external 'WINMM.dll' name 'mmioAdvance';result := DllCall("WINMM\mmioAdvance"
, "Ptr", hmmio ; HMMIO
, "Ptr", pmmioinfo ; MMIOINFO* optional
, "UInt", fuAdvance ; DWORD
, "UInt") ; return: DWORD●mmioAdvance(hmmio, pmmioinfo, fuAdvance) = DLL("WINMM.dll", "dword mmioAdvance(void*, void*, dword)")
# 呼び出し: mmioAdvance(hmmio, pmmioinfo, fuAdvance)
# hmmio : HMMIO -> "void*"
# pmmioinfo : MMIOINFO* optional -> "void*"
# fuAdvance : DWORD -> "dword"
# 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)。