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ReadConsoleOutputA
関数コンソール画面バッファから文字と属性の矩形ブロックを読み取る(ANSI版)。
シグネチャ
// KERNEL32.dll (ANSI / -A)
#include <windows.h>
BOOL ReadConsoleOutputA(
HANDLE hConsoleOutput,
CHAR_INFO* lpBuffer,
COORD dwBufferSize,
COORD dwBufferCoord,
SMALL_RECT* lpReadRegion
);パラメーター
| 名前 | 型 | 方向 |
|---|---|---|
| hConsoleOutput | HANDLE | in |
| lpBuffer | CHAR_INFO* | out |
| dwBufferSize | COORD | in |
| dwBufferCoord | COORD | in |
| lpReadRegion | SMALL_RECT* | inout |
戻り値の型: BOOL
各言語での呼び出し定義
// KERNEL32.dll (ANSI / -A)
#include <windows.h>
BOOL ReadConsoleOutputA(
HANDLE hConsoleOutput,
CHAR_INFO* lpBuffer,
COORD dwBufferSize,
COORD dwBufferCoord,
SMALL_RECT* lpReadRegion
);[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("KERNEL32.dll", CharSet = CharSet.Ansi, SetLastError = true, ExactSpelling = true)]
static extern bool ReadConsoleOutputA(
IntPtr hConsoleOutput, // HANDLE
IntPtr lpBuffer, // CHAR_INFO* out
COORD dwBufferSize, // COORD
COORD dwBufferCoord, // COORD
IntPtr lpReadRegion // SMALL_RECT* in/out
);<DllImport("KERNEL32.dll", CharSet:=CharSet.Ansi, SetLastError:=True, ExactSpelling:=True)>
Public Shared Function ReadConsoleOutputA(
hConsoleOutput As IntPtr, ' HANDLE
lpBuffer As IntPtr, ' CHAR_INFO* out
dwBufferSize As COORD, ' COORD
dwBufferCoord As COORD, ' COORD
lpReadRegion As IntPtr ' SMALL_RECT* in/out
) As Boolean
End Function' hConsoleOutput : HANDLE
' lpBuffer : CHAR_INFO* out
' dwBufferSize : COORD
' dwBufferCoord : COORD
' lpReadRegion : SMALL_RECT* in/out
Declare PtrSafe Function ReadConsoleOutputA Lib "kernel32" ( _
ByVal hConsoleOutput As LongPtr, _
ByVal lpBuffer As LongPtr, _
ByVal dwBufferSize As LongPtr, _
ByVal dwBufferCoord As LongPtr, _
ByVal lpReadRegion 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
ReadConsoleOutputA = ctypes.windll.kernel32.ReadConsoleOutputA
ReadConsoleOutputA.restype = wintypes.BOOL
ReadConsoleOutputA.argtypes = [
wintypes.HANDLE, # hConsoleOutput : HANDLE
ctypes.c_void_p, # lpBuffer : CHAR_INFO* out
COORD, # dwBufferSize : COORD
COORD, # dwBufferCoord : COORD
ctypes.c_void_p, # lpReadRegion : SMALL_RECT* in/out
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))require 'fiddle'
require 'fiddle/import'
lib = Fiddle.dlopen('KERNEL32.dll')
ReadConsoleOutputA = Fiddle::Function.new(
lib['ReadConsoleOutputA'],
[
Fiddle::TYPE_VOIDP, # hConsoleOutput : HANDLE
Fiddle::TYPE_VOIDP, # lpBuffer : CHAR_INFO* out
Fiddle::TYPE_VOIDP, # dwBufferSize : COORD
Fiddle::TYPE_VOIDP, # dwBufferCoord : COORD
Fiddle::TYPE_VOIDP, # lpReadRegion : SMALL_RECT* in/out
],
Fiddle::TYPE_INT)#[link(name = "kernel32")]
extern "system" {
fn ReadConsoleOutputA(
hConsoleOutput: *mut core::ffi::c_void, // HANDLE
lpBuffer: *mut CHAR_INFO, // CHAR_INFO* out
dwBufferSize: COORD, // COORD
dwBufferCoord: COORD, // COORD
lpReadRegion: *mut SMALL_RECT // SMALL_RECT* in/out
) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("KERNEL32.dll", CharSet = CharSet.Ansi, SetLastError = true)]
public static extern bool ReadConsoleOutputA(IntPtr hConsoleOutput, IntPtr lpBuffer, COORD dwBufferSize, COORD dwBufferCoord, IntPtr lpReadRegion);
"@
$api = Add-Type -MemberDefinition $sig -Name 'KERNEL32_ReadConsoleOutputA' -Namespace Win32 -PassThru
# $api::ReadConsoleOutputA(hConsoleOutput, lpBuffer, dwBufferSize, dwBufferCoord, lpReadRegion)#uselib "KERNEL32.dll"
#func global ReadConsoleOutputA "ReadConsoleOutputA" sptr, sptr, sptr, sptr, sptr
; ReadConsoleOutputA hConsoleOutput, varptr(lpBuffer), dwBufferSize, dwBufferCoord, varptr(lpReadRegion) ; 戻り値は stat
; hConsoleOutput : HANDLE -> "sptr"
; lpBuffer : CHAR_INFO* out -> "sptr"
; dwBufferSize : COORD -> "sptr"
; dwBufferCoord : COORD -> "sptr"
; lpReadRegion : SMALL_RECT* in/out -> "sptr"
; ※値渡し構造体は直接渡せません。intにパック、または var で構造体変数を渡してください。
; ※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 "KERNEL32.dll" #cfunc global ReadConsoleOutputA "ReadConsoleOutputA" sptr, var, int, int, var ; res = ReadConsoleOutputA(hConsoleOutput, lpBuffer, dwBufferSize, dwBufferCoord, lpReadRegion) ; hConsoleOutput : HANDLE -> "sptr" ; lpBuffer : CHAR_INFO* out -> "var" ; dwBufferSize : COORD -> "int" ; dwBufferCoord : COORD -> "int" ; lpReadRegion : SMALL_RECT* in/out -> "var" ; ※値渡し構造体は直接渡せません。intにパック、または var で構造体変数を渡してください。 ; ※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 "KERNEL32.dll" #cfunc global ReadConsoleOutputA "ReadConsoleOutputA" sptr, sptr, int, int, sptr ; res = ReadConsoleOutputA(hConsoleOutput, varptr(lpBuffer), dwBufferSize, dwBufferCoord, varptr(lpReadRegion)) ; hConsoleOutput : HANDLE -> "sptr" ; lpBuffer : CHAR_INFO* out -> "sptr" ; dwBufferSize : COORD -> "int" ; dwBufferCoord : COORD -> "int" ; lpReadRegion : SMALL_RECT* in/out -> "sptr" ; ※値渡し構造体は直接渡せません。intにパック、または var で構造体変数を渡してください。 ; ※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:
; BOOL ReadConsoleOutputA(HANDLE hConsoleOutput, CHAR_INFO* lpBuffer, COORD dwBufferSize, COORD dwBufferCoord, SMALL_RECT* lpReadRegion) #uselib "KERNEL32.dll" #cfunc global ReadConsoleOutputA "ReadConsoleOutputA" intptr, var, int, int, var ; res = ReadConsoleOutputA(hConsoleOutput, lpBuffer, dwBufferSize, dwBufferCoord, lpReadRegion) ; hConsoleOutput : HANDLE -> "intptr" ; lpBuffer : CHAR_INFO* out -> "var" ; dwBufferSize : COORD -> "int" ; dwBufferCoord : COORD -> "int" ; lpReadRegion : SMALL_RECT* in/out -> "var" ; ※値渡し構造体は直接渡せません。intにパック、または var で構造体変数を渡してください。 ; ※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。; BOOL ReadConsoleOutputA(HANDLE hConsoleOutput, CHAR_INFO* lpBuffer, COORD dwBufferSize, COORD dwBufferCoord, SMALL_RECT* lpReadRegion) #uselib "KERNEL32.dll" #cfunc global ReadConsoleOutputA "ReadConsoleOutputA" intptr, intptr, int, int, intptr ; res = ReadConsoleOutputA(hConsoleOutput, varptr(lpBuffer), dwBufferSize, dwBufferCoord, varptr(lpReadRegion)) ; hConsoleOutput : HANDLE -> "intptr" ; lpBuffer : CHAR_INFO* out -> "intptr" ; dwBufferSize : COORD -> "int" ; dwBufferCoord : COORD -> "int" ; lpReadRegion : SMALL_RECT* in/out -> "intptr" ; ※値渡し構造体は直接渡せません。intにパック、または var で構造体変数を渡してください。 ; ※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 (
kernel32 = windows.NewLazySystemDLL("KERNEL32.dll")
procReadConsoleOutputA = kernel32.NewProc("ReadConsoleOutputA")
)
// hConsoleOutput (HANDLE), lpBuffer (CHAR_INFO* out), dwBufferSize (COORD), dwBufferCoord (COORD), lpReadRegion (SMALL_RECT* in/out)
r1, _, err := procReadConsoleOutputA.Call(
uintptr(hConsoleOutput),
uintptr(lpBuffer),
uintptr(dwBufferSize),
uintptr(dwBufferCoord),
uintptr(lpReadRegion),
)
_ = err // syscall.Errno (valid when the call sets last-error)
_ = r1 // BOOLfunction ReadConsoleOutputA(
hConsoleOutput: THandle; // HANDLE
lpBuffer: Pointer; // CHAR_INFO* out
dwBufferSize: COORD; // COORD
dwBufferCoord: COORD; // COORD
lpReadRegion: Pointer // SMALL_RECT* in/out
): BOOL; stdcall;
external 'KERNEL32.dll' name 'ReadConsoleOutputA';result := DllCall("KERNEL32\ReadConsoleOutputA"
, "Ptr", hConsoleOutput ; HANDLE
, "Ptr", lpBuffer ; CHAR_INFO* out
, "Ptr", dwBufferSize ; COORD
, "Ptr", dwBufferCoord ; COORD
, "Ptr", lpReadRegion ; SMALL_RECT* in/out
, "Int") ; return: BOOL●ReadConsoleOutputA(hConsoleOutput, lpBuffer, dwBufferSize, dwBufferCoord, lpReadRegion) = DLL("KERNEL32.dll", "bool ReadConsoleOutputA(void*, void*, void*, void*, void*)")
# 呼び出し: ReadConsoleOutputA(hConsoleOutput, lpBuffer, dwBufferSize, dwBufferCoord, lpReadRegion)
# hConsoleOutput : HANDLE -> "void*"
# lpBuffer : CHAR_INFO* out -> "void*"
# dwBufferSize : COORD -> "void*"
# dwBufferCoord : COORD -> "void*"
# lpReadRegion : SMALL_RECT* in/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)。