SQLTransact

// ODBC32.dll
#include <windows.h>

SHORT SQLTransact(
    void* EnvironmentHandle,
    void* ConnectionHandle,
    WORD CompletionType
);

<DllImport("ODBC32.dll", ExactSpelling:=True)>
Public Shared Function SQLTransact(
    EnvironmentHandle As IntPtr,   ' void* in/out
    ConnectionHandle As IntPtr,   ' void* in/out
    CompletionType As UShort   ' WORD
) As Short
End Function

' EnvironmentHandle : void* in/out
' ConnectionHandle : void* in/out
' CompletionType : WORD
Declare PtrSafe Function SQLTransact Lib "odbc32" ( _
    ByVal EnvironmentHandle As LongPtr, _
    ByVal ConnectionHandle As LongPtr, _
    ByVal CompletionType As Integer) As Integer
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

SQLTransact = ctypes.windll.odbc32.SQLTransact
SQLTransact.restype = ctypes.c_short
SQLTransact.argtypes = [
    ctypes.POINTER(None),  # EnvironmentHandle : void* in/out
    ctypes.POINTER(None),  # ConnectionHandle : void* in/out
    ctypes.c_ushort,  # CompletionType : WORD
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('ODBC32.dll')
SQLTransact = Fiddle::Function.new(
  lib['SQLTransact'],
  [
    Fiddle::TYPE_VOIDP,  # EnvironmentHandle : void* in/out
    Fiddle::TYPE_VOIDP,  # ConnectionHandle : void* in/out
    -Fiddle::TYPE_SHORT,  # CompletionType : WORD
  ],
  Fiddle::TYPE_SHORT)

#[link(name = "odbc32")]
extern "system" {
    fn SQLTransact(
        EnvironmentHandle: *mut (),  // void* in/out
        ConnectionHandle: *mut (),  // void* in/out
        CompletionType: u16  // WORD
    ) -> i16;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("ODBC32.dll")]
public static extern short SQLTransact(IntPtr EnvironmentHandle, IntPtr ConnectionHandle, ushort CompletionType);
"@
$api = Add-Type -MemberDefinition $sig -Name 'ODBC32_SQLTransact' -Namespace Win32 -PassThru
# $api::SQLTransact(EnvironmentHandle, ConnectionHandle, CompletionType)

#uselib "ODBC32.dll"
#func global SQLTransact "SQLTransact" sptr, sptr, sptr
; SQLTransact EnvironmentHandle, ConnectionHandle, CompletionType   ; 戻り値は stat
; EnvironmentHandle : void* in/out -> "sptr"
; ConnectionHandle : void* in/out -> "sptr"
; CompletionType : WORD -> "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 "ODBC32.dll"
#cfunc global SQLTransact "SQLTransact" sptr, sptr, int
; res = SQLTransact(EnvironmentHandle, ConnectionHandle, CompletionType)
; EnvironmentHandle : void* in/out -> "sptr"
; ConnectionHandle : void* in/out -> "sptr"
; CompletionType : WORD -> "int"

; SHORT SQLTransact(void* EnvironmentHandle, void* ConnectionHandle, WORD CompletionType)
#uselib "ODBC32.dll"
#cfunc global SQLTransact "SQLTransact" intptr, intptr, int
; res = SQLTransact(EnvironmentHandle, ConnectionHandle, CompletionType)
; EnvironmentHandle : void* in/out -> "intptr"
; ConnectionHandle : void* in/out -> "intptr"
; CompletionType : WORD -> "int"

import (
	"golang.org/x/sys/windows"
	"unsafe"
)

var (
	odbc32 = windows.NewLazySystemDLL("ODBC32.dll")
	procSQLTransact = odbc32.NewProc("SQLTransact")
)

// EnvironmentHandle (void* in/out), ConnectionHandle (void* in/out), CompletionType (WORD)
r1, _, err := procSQLTransact.Call(
	uintptr(EnvironmentHandle),
	uintptr(ConnectionHandle),
	uintptr(CompletionType),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // SHORT

function SQLTransact(
  EnvironmentHandle: Pointer;   // void* in/out
  ConnectionHandle: Pointer;   // void* in/out
  CompletionType: Word   // WORD
): Smallint; stdcall;
  external 'ODBC32.dll' name 'SQLTransact';

result := DllCall("ODBC32\SQLTransact"
    , "Ptr", EnvironmentHandle   ; void* in/out
    , "Ptr", ConnectionHandle   ; void* in/out
    , "UShort", CompletionType   ; WORD
    , "Short")   ; return: SHORT

●SQLTransact(EnvironmentHandle, ConnectionHandle, CompletionType) = DLL("ODBC32.dll", "int SQLTransact(void*, void*, int)")
# 呼び出し: SQLTransact(EnvironmentHandle, ConnectionHandle, CompletionType)
# EnvironmentHandle : void* in/out -> "void*"
# ConnectionHandle : void* in/out -> "void*"
# CompletionType : WORD -> "int"
# 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)。