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JetAttachDatabaseA
関数既存のESEデータベースファイルをインスタンスにアタッチする(ANSI版)。
シグネチャ
// ESENT.dll (ANSI / -A)
#include <windows.h>
INT JetAttachDatabaseA(
JET_SESID sesid,
CHAR* szFilename,
DWORD grbit
);パラメーター
| 名前 | 型 | 方向 |
|---|---|---|
| sesid | JET_SESID | in |
| szFilename | CHAR* | in |
| grbit | DWORD | in |
戻り値の型: INT
各言語での呼び出し定義
// ESENT.dll (ANSI / -A)
#include <windows.h>
INT JetAttachDatabaseA(
JET_SESID sesid,
CHAR* szFilename,
DWORD grbit
);[DllImport("ESENT.dll", CharSet = CharSet.Ansi, ExactSpelling = true)]
static extern int JetAttachDatabaseA(
UIntPtr sesid, // JET_SESID
IntPtr szFilename, // CHAR*
uint grbit // DWORD
);<DllImport("ESENT.dll", CharSet:=CharSet.Ansi, ExactSpelling:=True)>
Public Shared Function JetAttachDatabaseA(
sesid As UIntPtr, ' JET_SESID
szFilename As IntPtr, ' CHAR*
grbit As UInteger ' DWORD
) As Integer
End Function' sesid : JET_SESID
' szFilename : CHAR*
' grbit : DWORD
Declare PtrSafe Function JetAttachDatabaseA Lib "esent" ( _
ByVal sesid As LongPtr, _
ByVal szFilename As LongPtr, _
ByVal grbit 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
JetAttachDatabaseA = ctypes.windll.esent.JetAttachDatabaseA
JetAttachDatabaseA.restype = ctypes.c_int
JetAttachDatabaseA.argtypes = [
ctypes.c_size_t, # sesid : JET_SESID
ctypes.POINTER(ctypes.c_byte), # szFilename : CHAR*
wintypes.DWORD, # grbit : DWORD
]require 'fiddle'
require 'fiddle/import'
lib = Fiddle.dlopen('ESENT.dll')
JetAttachDatabaseA = Fiddle::Function.new(
lib['JetAttachDatabaseA'],
[
Fiddle::TYPE_UINTPTR_T, # sesid : JET_SESID
Fiddle::TYPE_VOIDP, # szFilename : CHAR*
-Fiddle::TYPE_INT, # grbit : DWORD
],
Fiddle::TYPE_INT)#[link(name = "esent")]
extern "system" {
fn JetAttachDatabaseA(
sesid: usize, // JET_SESID
szFilename: *mut i8, // CHAR*
grbit: u32 // DWORD
) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.$sig = @"
[DllImport("ESENT.dll", CharSet = CharSet.Ansi)]
public static extern int JetAttachDatabaseA(UIntPtr sesid, IntPtr szFilename, uint grbit);
"@
$api = Add-Type -MemberDefinition $sig -Name 'ESENT_JetAttachDatabaseA' -Namespace Win32 -PassThru
# $api::JetAttachDatabaseA(sesid, szFilename, grbit)#uselib "ESENT.dll"
#func global JetAttachDatabaseA "JetAttachDatabaseA" sptr, sptr, sptr
; JetAttachDatabaseA sesid, varptr(szFilename), grbit ; 戻り値は stat
; sesid : JET_SESID -> "sptr"
; szFilename : CHAR* -> "sptr"
; grbit : 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 "ESENT.dll" #cfunc global JetAttachDatabaseA "JetAttachDatabaseA" sptr, var, int ; res = JetAttachDatabaseA(sesid, szFilename, grbit) ; sesid : JET_SESID -> "sptr" ; szFilename : CHAR* -> "var" ; grbit : 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 "ESENT.dll" #cfunc global JetAttachDatabaseA "JetAttachDatabaseA" sptr, sptr, int ; res = JetAttachDatabaseA(sesid, varptr(szFilename), grbit) ; sesid : JET_SESID -> "sptr" ; szFilename : CHAR* -> "sptr" ; grbit : 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:
; INT JetAttachDatabaseA(JET_SESID sesid, CHAR* szFilename, DWORD grbit) #uselib "ESENT.dll" #cfunc global JetAttachDatabaseA "JetAttachDatabaseA" intptr, var, int ; res = JetAttachDatabaseA(sesid, szFilename, grbit) ; sesid : JET_SESID -> "intptr" ; szFilename : CHAR* -> "var" ; grbit : 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。; INT JetAttachDatabaseA(JET_SESID sesid, CHAR* szFilename, DWORD grbit) #uselib "ESENT.dll" #cfunc global JetAttachDatabaseA "JetAttachDatabaseA" intptr, intptr, int ; res = JetAttachDatabaseA(sesid, varptr(szFilename), grbit) ; sesid : JET_SESID -> "intptr" ; szFilename : CHAR* -> "intptr" ; grbit : 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 (
esent = windows.NewLazySystemDLL("ESENT.dll")
procJetAttachDatabaseA = esent.NewProc("JetAttachDatabaseA")
)
// sesid (JET_SESID), szFilename (CHAR*), grbit (DWORD)
r1, _, err := procJetAttachDatabaseA.Call(
uintptr(sesid),
uintptr(szFilename),
uintptr(grbit),
)
_ = err // syscall.Errno (valid when the call sets last-error)
_ = r1 // INTfunction JetAttachDatabaseA(
sesid: NativeUInt; // JET_SESID
szFilename: Pointer; // CHAR*
grbit: DWORD // DWORD
): Integer; stdcall;
external 'ESENT.dll' name 'JetAttachDatabaseA';result := DllCall("ESENT\JetAttachDatabaseA"
, "UPtr", sesid ; JET_SESID
, "Ptr", szFilename ; CHAR*
, "UInt", grbit ; DWORD
, "Int") ; return: INT●JetAttachDatabaseA(sesid, szFilename, grbit) = DLL("ESENT.dll", "int JetAttachDatabaseA(int, void*, dword)")
# 呼び出し: JetAttachDatabaseA(sesid, szFilename, grbit)
# sesid : JET_SESID -> "int"
# szFilename : CHAR* -> "void*"
# grbit : 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)。