SQLError

// ODBC32.dll  (ANSI / -A)
#include <windows.h>

SHORT SQLError(
    void* EnvironmentHandle,
    void* ConnectionHandle,
    void* StatementHandle,
    BYTE* Sqlstate,
    INT* NativeError,   // optional
    BYTE* MessageText,   // optional
    SHORT BufferLength,
    SHORT* TextLength   // optional
);

<DllImport("ODBC32.dll", CharSet:=CharSet.Ansi, ExactSpelling:=True)>
Public Shared Function SQLError(
    EnvironmentHandle As IntPtr,   ' void* in/out
    ConnectionHandle As IntPtr,   ' void* in/out
    StatementHandle As IntPtr,   ' void* in/out
    Sqlstate As IntPtr,   ' BYTE* out
    NativeError As IntPtr,   ' INT* optional, out
    MessageText As IntPtr,   ' BYTE* optional, out
    BufferLength As Short,   ' SHORT
    TextLength As IntPtr   ' SHORT* optional, out
) As Short
End Function

' EnvironmentHandle : void* in/out
' ConnectionHandle : void* in/out
' StatementHandle : void* in/out
' Sqlstate : BYTE* out
' NativeError : INT* optional, out
' MessageText : BYTE* optional, out
' BufferLength : SHORT
' TextLength : SHORT* optional, out
Declare PtrSafe Function SQLError Lib "odbc32" ( _
    ByVal EnvironmentHandle As LongPtr, _
    ByVal ConnectionHandle As LongPtr, _
    ByVal StatementHandle As LongPtr, _
    ByVal Sqlstate As LongPtr, _
    ByVal NativeError As LongPtr, _
    ByVal MessageText As LongPtr, _
    ByVal BufferLength As Integer, _
    ByVal TextLength As LongPtr) As Integer
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

SQLError = ctypes.windll.odbc32.SQLError
SQLError.restype = ctypes.c_short
SQLError.argtypes = [
    ctypes.POINTER(None),  # EnvironmentHandle : void* in/out
    ctypes.POINTER(None),  # ConnectionHandle : void* in/out
    ctypes.POINTER(None),  # StatementHandle : void* in/out
    ctypes.POINTER(ctypes.c_ubyte),  # Sqlstate : BYTE* out
    ctypes.POINTER(ctypes.c_int),  # NativeError : INT* optional, out
    ctypes.POINTER(ctypes.c_ubyte),  # MessageText : BYTE* optional, out
    ctypes.c_short,  # BufferLength : SHORT
    ctypes.POINTER(ctypes.c_short),  # TextLength : SHORT* optional, out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('ODBC32.dll')
SQLError = Fiddle::Function.new(
  lib['SQLError'],
  [
    Fiddle::TYPE_VOIDP,  # EnvironmentHandle : void* in/out
    Fiddle::TYPE_VOIDP,  # ConnectionHandle : void* in/out
    Fiddle::TYPE_VOIDP,  # StatementHandle : void* in/out
    Fiddle::TYPE_VOIDP,  # Sqlstate : BYTE* out
    Fiddle::TYPE_VOIDP,  # NativeError : INT* optional, out
    Fiddle::TYPE_VOIDP,  # MessageText : BYTE* optional, out
    Fiddle::TYPE_SHORT,  # BufferLength : SHORT
    Fiddle::TYPE_VOIDP,  # TextLength : SHORT* optional, out
  ],
  Fiddle::TYPE_SHORT)

#[link(name = "odbc32")]
extern "system" {
    fn SQLError(
        EnvironmentHandle: *mut (),  // void* in/out
        ConnectionHandle: *mut (),  // void* in/out
        StatementHandle: *mut (),  // void* in/out
        Sqlstate: *mut u8,  // BYTE* out
        NativeError: *mut i32,  // INT* optional, out
        MessageText: *mut u8,  // BYTE* optional, out
        BufferLength: i16,  // SHORT
        TextLength: *mut i16  // SHORT* optional, out
    ) -> i16;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("ODBC32.dll", CharSet = CharSet.Ansi)]
public static extern short SQLError(IntPtr EnvironmentHandle, IntPtr ConnectionHandle, IntPtr StatementHandle, IntPtr Sqlstate, IntPtr NativeError, IntPtr MessageText, short BufferLength, IntPtr TextLength);
"@
$api = Add-Type -MemberDefinition $sig -Name 'ODBC32_SQLError' -Namespace Win32 -PassThru
# $api::SQLError(EnvironmentHandle, ConnectionHandle, StatementHandle, Sqlstate, NativeError, MessageText, BufferLength, TextLength)

#uselib "ODBC32.dll"
#func global SQLError "SQLError" sptr, sptr, sptr, sptr, sptr, sptr, sptr, sptr
; SQLError EnvironmentHandle, ConnectionHandle, StatementHandle, varptr(Sqlstate), varptr(NativeError), varptr(MessageText), BufferLength, varptr(TextLength)   ; 戻り値は stat
; EnvironmentHandle : void* in/out -> "sptr"
; ConnectionHandle : void* in/out -> "sptr"
; StatementHandle : void* in/out -> "sptr"
; Sqlstate : BYTE* out -> "sptr"
; NativeError : INT* optional, out -> "sptr"
; MessageText : BYTE* optional, out -> "sptr"
; BufferLength : SHORT -> "sptr"
; TextLength : SHORT* optional, out -> "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 SQLError "SQLError" sptr, sptr, sptr, var, var, var, int, var
; res = SQLError(EnvironmentHandle, ConnectionHandle, StatementHandle, Sqlstate, NativeError, MessageText, BufferLength, TextLength)
; EnvironmentHandle : void* in/out -> "sptr"
; ConnectionHandle : void* in/out -> "sptr"
; StatementHandle : void* in/out -> "sptr"
; Sqlstate : BYTE* out -> "var"
; NativeError : INT* optional, out -> "var"
; MessageText : BYTE* optional, out -> "var"
; BufferLength : SHORT -> "int"
; TextLength : SHORT* optional, out -> "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。

; SHORT SQLError(void* EnvironmentHandle, void* ConnectionHandle, void* StatementHandle, BYTE* Sqlstate, INT* NativeError, BYTE* MessageText, SHORT BufferLength, SHORT* TextLength)
#uselib "ODBC32.dll"
#cfunc global SQLError "SQLError" intptr, intptr, intptr, var, var, var, int, var
; res = SQLError(EnvironmentHandle, ConnectionHandle, StatementHandle, Sqlstate, NativeError, MessageText, BufferLength, TextLength)
; EnvironmentHandle : void* in/out -> "intptr"
; ConnectionHandle : void* in/out -> "intptr"
; StatementHandle : void* in/out -> "intptr"
; Sqlstate : BYTE* out -> "var"
; NativeError : INT* optional, out -> "var"
; MessageText : BYTE* optional, out -> "var"
; BufferLength : SHORT -> "int"
; TextLength : SHORT* optional, out -> "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 (
	odbc32 = windows.NewLazySystemDLL("ODBC32.dll")
	procSQLError = odbc32.NewProc("SQLError")
)

// EnvironmentHandle (void* in/out), ConnectionHandle (void* in/out), StatementHandle (void* in/out), Sqlstate (BYTE* out), NativeError (INT* optional, out), MessageText (BYTE* optional, out), BufferLength (SHORT), TextLength (SHORT* optional, out)
r1, _, err := procSQLError.Call(
	uintptr(EnvironmentHandle),
	uintptr(ConnectionHandle),
	uintptr(StatementHandle),
	uintptr(Sqlstate),
	uintptr(NativeError),
	uintptr(MessageText),
	uintptr(BufferLength),
	uintptr(TextLength),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // SHORT

function SQLError(
  EnvironmentHandle: Pointer;   // void* in/out
  ConnectionHandle: Pointer;   // void* in/out
  StatementHandle: Pointer;   // void* in/out
  Sqlstate: Pointer;   // BYTE* out
  NativeError: Pointer;   // INT* optional, out
  MessageText: Pointer;   // BYTE* optional, out
  BufferLength: Smallint;   // SHORT
  TextLength: Pointer   // SHORT* optional, out
): Smallint; stdcall;
  external 'ODBC32.dll' name 'SQLError';

result := DllCall("ODBC32\SQLError"
    , "Ptr", EnvironmentHandle   ; void* in/out
    , "Ptr", ConnectionHandle   ; void* in/out
    , "Ptr", StatementHandle   ; void* in/out
    , "Ptr", Sqlstate   ; BYTE* out
    , "Ptr", NativeError   ; INT* optional, out
    , "Ptr", MessageText   ; BYTE* optional, out
    , "Short", BufferLength   ; SHORT
    , "Ptr", TextLength   ; SHORT* optional, out
    , "Short")   ; return: SHORT

●SQLError(EnvironmentHandle, ConnectionHandle, StatementHandle, Sqlstate, NativeError, MessageText, BufferLength, TextLength) = DLL("ODBC32.dll", "int SQLError(void*, void*, void*, void*, void*, void*, int, void*)")
# 呼び出し: SQLError(EnvironmentHandle, ConnectionHandle, StatementHandle, Sqlstate, NativeError, MessageText, BufferLength, TextLength)
# EnvironmentHandle : void* in/out -> "void*"
# ConnectionHandle : void* in/out -> "void*"
# StatementHandle : void* in/out -> "void*"
# Sqlstate : BYTE* out -> "void*"
# NativeError : INT* optional, out -> "void*"
# MessageText : BYTE* optional, out -> "void*"
# BufferLength : SHORT -> "int"
# TextLength : SHORT* optional, 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)。