SQLGetDiagFieldA

関数

診断レコードの指定フィールド値を取得する(ANSI)。

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 SQLGetDiagFieldA(
    SHORT fHandleType,
    void* handle,
    SHORT iRecord,
    SHORT fDiagField,
    void* rgbDiagInfo,   // optional
    SHORT cbDiagInfoMax,
    SHORT* pcbDiagInfo   // optional
);

パラメーター

名前	型	方向
fHandleType	SHORT	in
handle	void*	inout
iRecord	SHORT	in
fDiagField	SHORT	in
rgbDiagInfo	void*	outoptional
cbDiagInfoMax	SHORT	in
pcbDiagInfo	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 SQLGetDiagFieldA(
    SHORT fHandleType,
    void* handle,
    SHORT iRecord,
    SHORT fDiagField,
    void* rgbDiagInfo,   // optional
    SHORT cbDiagInfoMax,
    SHORT* pcbDiagInfo   // optional
);

[DllImport("ODBC32.dll", CharSet = CharSet.Ansi, ExactSpelling = true)]
static extern short SQLGetDiagFieldA(
    short fHandleType,   // SHORT
    IntPtr handle,   // void* in/out
    short iRecord,   // SHORT
    short fDiagField,   // SHORT
    IntPtr rgbDiagInfo,   // void* optional, out
    short cbDiagInfoMax,   // SHORT
    IntPtr pcbDiagInfo   // SHORT* optional, out
);

<DllImport("ODBC32.dll", CharSet:=CharSet.Ansi, ExactSpelling:=True)>
Public Shared Function SQLGetDiagFieldA(
    fHandleType As Short,   ' SHORT
    handle As IntPtr,   ' void* in/out
    iRecord As Short,   ' SHORT
    fDiagField As Short,   ' SHORT
    rgbDiagInfo As IntPtr,   ' void* optional, out
    cbDiagInfoMax As Short,   ' SHORT
    pcbDiagInfo As IntPtr   ' SHORT* optional, out
) As Short
End Function

' fHandleType : SHORT
' handle : void* in/out
' iRecord : SHORT
' fDiagField : SHORT
' rgbDiagInfo : void* optional, out
' cbDiagInfoMax : SHORT
' pcbDiagInfo : SHORT* optional, out
Declare PtrSafe Function SQLGetDiagFieldA Lib "odbc32" ( _
    ByVal fHandleType As Integer, _
    ByVal handle As LongPtr, _
    ByVal iRecord As Integer, _
    ByVal fDiagField As Integer, _
    ByVal rgbDiagInfo As LongPtr, _
    ByVal cbDiagInfoMax As Integer, _
    ByVal pcbDiagInfo 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

SQLGetDiagFieldA = ctypes.windll.odbc32.SQLGetDiagFieldA
SQLGetDiagFieldA.restype = ctypes.c_short
SQLGetDiagFieldA.argtypes = [
    ctypes.c_short,  # fHandleType : SHORT
    ctypes.POINTER(None),  # handle : void* in/out
    ctypes.c_short,  # iRecord : SHORT
    ctypes.c_short,  # fDiagField : SHORT
    ctypes.POINTER(None),  # rgbDiagInfo : void* optional, out
    ctypes.c_short,  # cbDiagInfoMax : SHORT
    ctypes.POINTER(ctypes.c_short),  # pcbDiagInfo : SHORT* optional, out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('ODBC32.dll')
SQLGetDiagFieldA = Fiddle::Function.new(
  lib['SQLGetDiagFieldA'],
  [
    Fiddle::TYPE_SHORT,  # fHandleType : SHORT
    Fiddle::TYPE_VOIDP,  # handle : void* in/out
    Fiddle::TYPE_SHORT,  # iRecord : SHORT
    Fiddle::TYPE_SHORT,  # fDiagField : SHORT
    Fiddle::TYPE_VOIDP,  # rgbDiagInfo : void* optional, out
    Fiddle::TYPE_SHORT,  # cbDiagInfoMax : SHORT
    Fiddle::TYPE_VOIDP,  # pcbDiagInfo : SHORT* optional, out
  ],
  Fiddle::TYPE_SHORT)

#[link(name = "odbc32")]
extern "system" {
    fn SQLGetDiagFieldA(
        fHandleType: i16,  // SHORT
        handle: *mut (),  // void* in/out
        iRecord: i16,  // SHORT
        fDiagField: i16,  // SHORT
        rgbDiagInfo: *mut (),  // void* optional, out
        cbDiagInfoMax: i16,  // SHORT
        pcbDiagInfo: *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 SQLGetDiagFieldA(short fHandleType, IntPtr handle, short iRecord, short fDiagField, IntPtr rgbDiagInfo, short cbDiagInfoMax, IntPtr pcbDiagInfo);
"@
$api = Add-Type -MemberDefinition $sig -Name 'ODBC32_SQLGetDiagFieldA' -Namespace Win32 -PassThru
# $api::SQLGetDiagFieldA(fHandleType, handle, iRecord, fDiagField, rgbDiagInfo, cbDiagInfoMax, pcbDiagInfo)

#uselib "ODBC32.dll"
#func global SQLGetDiagFieldA "SQLGetDiagFieldA" sptr, sptr, sptr, sptr, sptr, sptr, sptr
; SQLGetDiagFieldA fHandleType, handle, iRecord, fDiagField, rgbDiagInfo, cbDiagInfoMax, varptr(pcbDiagInfo)   ; 戻り値は stat
; fHandleType : SHORT -> "sptr"
; handle : void* in/out -> "sptr"
; iRecord : SHORT -> "sptr"
; fDiagField : SHORT -> "sptr"
; rgbDiagInfo : void* optional, out -> "sptr"
; cbDiagInfoMax : SHORT -> "sptr"
; pcbDiagInfo : 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 SQLGetDiagFieldA "SQLGetDiagFieldA" int, sptr, int, int, sptr, int, var
; res = SQLGetDiagFieldA(fHandleType, handle, iRecord, fDiagField, rgbDiagInfo, cbDiagInfoMax, pcbDiagInfo)
; fHandleType : SHORT -> "int"
; handle : void* in/out -> "sptr"
; iRecord : SHORT -> "int"
; fDiagField : SHORT -> "int"
; rgbDiagInfo : void* optional, out -> "sptr"
; cbDiagInfoMax : SHORT -> "int"
; pcbDiagInfo : 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 SQLGetDiagFieldA "SQLGetDiagFieldA" int, sptr, int, int, sptr, int, sptr
; res = SQLGetDiagFieldA(fHandleType, handle, iRecord, fDiagField, rgbDiagInfo, cbDiagInfoMax, varptr(pcbDiagInfo))
; fHandleType : SHORT -> "int"
; handle : void* in/out -> "sptr"
; iRecord : SHORT -> "int"
; fDiagField : SHORT -> "int"
; rgbDiagInfo : void* optional, out -> "sptr"
; cbDiagInfoMax : SHORT -> "int"
; pcbDiagInfo : 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 SQLGetDiagFieldA(SHORT fHandleType, void* handle, SHORT iRecord, SHORT fDiagField, void* rgbDiagInfo, SHORT cbDiagInfoMax, SHORT* pcbDiagInfo)
#uselib "ODBC32.dll"
#cfunc global SQLGetDiagFieldA "SQLGetDiagFieldA" int, intptr, int, int, intptr, int, var
; res = SQLGetDiagFieldA(fHandleType, handle, iRecord, fDiagField, rgbDiagInfo, cbDiagInfoMax, pcbDiagInfo)
; fHandleType : SHORT -> "int"
; handle : void* in/out -> "intptr"
; iRecord : SHORT -> "int"
; fDiagField : SHORT -> "int"
; rgbDiagInfo : void* optional, out -> "intptr"
; cbDiagInfoMax : SHORT -> "int"
; pcbDiagInfo : 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 SQLGetDiagFieldA(SHORT fHandleType, void* handle, SHORT iRecord, SHORT fDiagField, void* rgbDiagInfo, SHORT cbDiagInfoMax, SHORT* pcbDiagInfo)
#uselib "ODBC32.dll"
#cfunc global SQLGetDiagFieldA "SQLGetDiagFieldA" int, intptr, int, int, intptr, int, intptr
; res = SQLGetDiagFieldA(fHandleType, handle, iRecord, fDiagField, rgbDiagInfo, cbDiagInfoMax, varptr(pcbDiagInfo))
; fHandleType : SHORT -> "int"
; handle : void* in/out -> "intptr"
; iRecord : SHORT -> "int"
; fDiagField : SHORT -> "int"
; rgbDiagInfo : void* optional, out -> "intptr"
; cbDiagInfoMax : SHORT -> "int"
; pcbDiagInfo : 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")
	procSQLGetDiagFieldA = odbc32.NewProc("SQLGetDiagFieldA")
)

// fHandleType (SHORT), handle (void* in/out), iRecord (SHORT), fDiagField (SHORT), rgbDiagInfo (void* optional, out), cbDiagInfoMax (SHORT), pcbDiagInfo (SHORT* optional, out)
r1, _, err := procSQLGetDiagFieldA.Call(
	uintptr(fHandleType),
	uintptr(handle),
	uintptr(iRecord),
	uintptr(fDiagField),
	uintptr(rgbDiagInfo),
	uintptr(cbDiagInfoMax),
	uintptr(pcbDiagInfo),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // SHORT

function SQLGetDiagFieldA(
  fHandleType: Smallint;   // SHORT
  handle: Pointer;   // void* in/out
  iRecord: Smallint;   // SHORT
  fDiagField: Smallint;   // SHORT
  rgbDiagInfo: Pointer;   // void* optional, out
  cbDiagInfoMax: Smallint;   // SHORT
  pcbDiagInfo: Pointer   // SHORT* optional, out
): Smallint; stdcall;
  external 'ODBC32.dll' name 'SQLGetDiagFieldA';

result := DllCall("ODBC32\SQLGetDiagFieldA"
    , "Short", fHandleType   ; SHORT
    , "Ptr", handle   ; void* in/out
    , "Short", iRecord   ; SHORT
    , "Short", fDiagField   ; SHORT
    , "Ptr", rgbDiagInfo   ; void* optional, out
    , "Short", cbDiagInfoMax   ; SHORT
    , "Ptr", pcbDiagInfo   ; SHORT* optional, out
    , "Short")   ; return: SHORT

●SQLGetDiagFieldA(fHandleType, handle, iRecord, fDiagField, rgbDiagInfo, cbDiagInfoMax, pcbDiagInfo) = DLL("ODBC32.dll", "int SQLGetDiagFieldA(int, void*, int, int, void*, int, void*)")
# 呼び出し: SQLGetDiagFieldA(fHandleType, handle, iRecord, fDiagField, rgbDiagInfo, cbDiagInfoMax, pcbDiagInfo)
# fHandleType : SHORT -> "int"
# handle : void* in/out -> "void*"
# iRecord : SHORT -> "int"
# fDiagField : SHORT -> "int"
# rgbDiagInfo : void* optional, out -> "void*"
# cbDiagInfoMax : SHORT -> "int"
# pcbDiagInfo : 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)。