SQLGetDiagRec

関数

診断レコードのSQLState・エラー情報を取得する。

DLLODBC32.dll文字セットANSI (-A)呼出規約winapi

シグネチャ

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

SHORT SQLGetDiagRec(
    SHORT HandleType,
    void* Handle,
    SHORT RecNumber,
    BYTE* Sqlstate,   // optional
    INT* NativeError,
    BYTE* MessageText,   // optional
    SHORT BufferLength,
    SHORT* TextLength   // optional
);

パラメーター

名前	型	方向
HandleType	SHORT	in
Handle	void*	inout
RecNumber	SHORT	in
Sqlstate	BYTE*	outoptional
NativeError	INT*	inout
MessageText	BYTE*	outoptional
BufferLength	SHORT	in
TextLength	SHORT*	outoptional

戻り値の型: SHORT

各言語での呼び出し定義

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

SHORT SQLGetDiagRec(
    SHORT HandleType,
    void* Handle,
    SHORT RecNumber,
    BYTE* Sqlstate,   // optional
    INT* NativeError,
    BYTE* MessageText,   // optional
    SHORT BufferLength,
    SHORT* TextLength   // optional
);

[DllImport("ODBC32.dll", CharSet = CharSet.Ansi, ExactSpelling = true)]
static extern short SQLGetDiagRec(
    short HandleType,   // SHORT
    IntPtr Handle,   // void* in/out
    short RecNumber,   // SHORT
    IntPtr Sqlstate,   // BYTE* optional, out
    ref int NativeError,   // INT* in/out
    IntPtr MessageText,   // BYTE* optional, out
    short BufferLength,   // SHORT
    IntPtr TextLength   // SHORT* optional, out
);

<DllImport("ODBC32.dll", CharSet:=CharSet.Ansi, ExactSpelling:=True)>
Public Shared Function SQLGetDiagRec(
    HandleType As Short,   ' SHORT
    Handle As IntPtr,   ' void* in/out
    RecNumber As Short,   ' SHORT
    Sqlstate As IntPtr,   ' BYTE* optional, out
    ByRef NativeError As Integer,   ' INT* in/out
    MessageText As IntPtr,   ' BYTE* optional, out
    BufferLength As Short,   ' SHORT
    TextLength As IntPtr   ' SHORT* optional, out
) As Short
End Function

' HandleType : SHORT
' Handle : void* in/out
' RecNumber : SHORT
' Sqlstate : BYTE* optional, out
' NativeError : INT* in/out
' MessageText : BYTE* optional, out
' BufferLength : SHORT
' TextLength : SHORT* optional, out
Declare PtrSafe Function SQLGetDiagRec Lib "odbc32" ( _
    ByVal HandleType As Integer, _
    ByVal Handle As LongPtr, _
    ByVal RecNumber As Integer, _
    ByVal Sqlstate As LongPtr, _
    ByRef NativeError As Long, _
    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

SQLGetDiagRec = ctypes.windll.odbc32.SQLGetDiagRec
SQLGetDiagRec.restype = ctypes.c_short
SQLGetDiagRec.argtypes = [
    ctypes.c_short,  # HandleType : SHORT
    ctypes.POINTER(None),  # Handle : void* in/out
    ctypes.c_short,  # RecNumber : SHORT
    ctypes.POINTER(ctypes.c_ubyte),  # Sqlstate : BYTE* optional, out
    ctypes.POINTER(ctypes.c_int),  # NativeError : INT* in/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')
SQLGetDiagRec = Fiddle::Function.new(
  lib['SQLGetDiagRec'],
  [
    Fiddle::TYPE_SHORT,  # HandleType : SHORT
    Fiddle::TYPE_VOIDP,  # Handle : void* in/out
    Fiddle::TYPE_SHORT,  # RecNumber : SHORT
    Fiddle::TYPE_VOIDP,  # Sqlstate : BYTE* optional, out
    Fiddle::TYPE_VOIDP,  # NativeError : INT* in/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 SQLGetDiagRec(
        HandleType: i16,  // SHORT
        Handle: *mut (),  // void* in/out
        RecNumber: i16,  // SHORT
        Sqlstate: *mut u8,  // BYTE* optional, out
        NativeError: *mut i32,  // INT* in/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 SQLGetDiagRec(short HandleType, IntPtr Handle, short RecNumber, IntPtr Sqlstate, ref int NativeError, IntPtr MessageText, short BufferLength, IntPtr TextLength);
"@
$api = Add-Type -MemberDefinition $sig -Name 'ODBC32_SQLGetDiagRec' -Namespace Win32 -PassThru
# $api::SQLGetDiagRec(HandleType, Handle, RecNumber, Sqlstate, NativeError, MessageText, BufferLength, TextLength)

#uselib "ODBC32.dll"
#func global SQLGetDiagRec "SQLGetDiagRec" sptr, sptr, sptr, sptr, sptr, sptr, sptr, sptr
; SQLGetDiagRec HandleType, Handle, RecNumber, varptr(Sqlstate), varptr(NativeError), varptr(MessageText), BufferLength, varptr(TextLength)   ; 戻り値は stat
; HandleType : SHORT -> "sptr"
; Handle : void* in/out -> "sptr"
; RecNumber : SHORT -> "sptr"
; Sqlstate : BYTE* optional, out -> "sptr"
; NativeError : INT* in/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。

出力引数:

#uselib "ODBC32.dll"
#cfunc global SQLGetDiagRec "SQLGetDiagRec" int, sptr, int, var, var, var, int, var
; res = SQLGetDiagRec(HandleType, Handle, RecNumber, Sqlstate, NativeError, MessageText, BufferLength, TextLength)
; HandleType : SHORT -> "int"
; Handle : void* in/out -> "sptr"
; RecNumber : SHORT -> "int"
; Sqlstate : BYTE* optional, out -> "var"
; NativeError : INT* in/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。#uselib "ODBC32.dll"
#cfunc global SQLGetDiagRec "SQLGetDiagRec" int, sptr, int, sptr, sptr, sptr, int, sptr
; res = SQLGetDiagRec(HandleType, Handle, RecNumber, varptr(Sqlstate), varptr(NativeError), varptr(MessageText), BufferLength, varptr(TextLength))
; HandleType : SHORT -> "int"
; Handle : void* in/out -> "sptr"
; RecNumber : SHORT -> "int"
; Sqlstate : BYTE* optional, out -> "sptr"
; NativeError : INT* in/out -> "sptr"
; MessageText : BYTE* optional, out -> "sptr"
; BufferLength : SHORT -> "int"
; TextLength : SHORT* optional, out -> "sptr"
; ※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:

; SHORT SQLGetDiagRec(SHORT HandleType, void* Handle, SHORT RecNumber, BYTE* Sqlstate, INT* NativeError, BYTE* MessageText, SHORT BufferLength, SHORT* TextLength)
#uselib "ODBC32.dll"
#cfunc global SQLGetDiagRec "SQLGetDiagRec" int, intptr, int, var, var, var, int, var
; res = SQLGetDiagRec(HandleType, Handle, RecNumber, Sqlstate, NativeError, MessageText, BufferLength, TextLength)
; HandleType : SHORT -> "int"
; Handle : void* in/out -> "intptr"
; RecNumber : SHORT -> "int"
; Sqlstate : BYTE* optional, out -> "var"
; NativeError : INT* in/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 SQLGetDiagRec(SHORT HandleType, void* Handle, SHORT RecNumber, BYTE* Sqlstate, INT* NativeError, BYTE* MessageText, SHORT BufferLength, SHORT* TextLength)
#uselib "ODBC32.dll"
#cfunc global SQLGetDiagRec "SQLGetDiagRec" int, intptr, int, intptr, intptr, intptr, int, intptr
; res = SQLGetDiagRec(HandleType, Handle, RecNumber, varptr(Sqlstate), varptr(NativeError), varptr(MessageText), BufferLength, varptr(TextLength))
; HandleType : SHORT -> "int"
; Handle : void* in/out -> "intptr"
; RecNumber : SHORT -> "int"
; Sqlstate : BYTE* optional, out -> "intptr"
; NativeError : INT* in/out -> "intptr"
; MessageText : BYTE* optional, out -> "intptr"
; BufferLength : SHORT -> "int"
; TextLength : SHORT* optional, out -> "intptr"
; ※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 (
	odbc32 = windows.NewLazySystemDLL("ODBC32.dll")
	procSQLGetDiagRec = odbc32.NewProc("SQLGetDiagRec")
)

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

function SQLGetDiagRec(
  HandleType: Smallint;   // SHORT
  Handle: Pointer;   // void* in/out
  RecNumber: Smallint;   // SHORT
  Sqlstate: Pointer;   // BYTE* optional, out
  NativeError: Pointer;   // INT* in/out
  MessageText: Pointer;   // BYTE* optional, out
  BufferLength: Smallint;   // SHORT
  TextLength: Pointer   // SHORT* optional, out
): Smallint; stdcall;
  external 'ODBC32.dll' name 'SQLGetDiagRec';

result := DllCall("ODBC32\SQLGetDiagRec"
    , "Short", HandleType   ; SHORT
    , "Ptr", Handle   ; void* in/out
    , "Short", RecNumber   ; SHORT
    , "Ptr", Sqlstate   ; BYTE* optional, out
    , "Ptr", NativeError   ; INT* in/out
    , "Ptr", MessageText   ; BYTE* optional, out
    , "Short", BufferLength   ; SHORT
    , "Ptr", TextLength   ; SHORT* optional, out
    , "Short")   ; return: SHORT

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