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SQLProcedureColumnsA

関数

ストアドプロシージャの引数や戻り値列の情報を取得する。

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 SQLProcedureColumnsA(
    void* hstmt,
    BYTE* szCatalogName,   // optional
    SHORT cbCatalogName,
    BYTE* szSchemaName,   // optional
    SHORT cbSchemaName,
    BYTE* szProcName,   // optional
    SHORT cbProcName,
    BYTE* szColumnName,   // optional
    SHORT cbColumnName
);

パラメーター

名前	型	方向
hstmt	void*	inout
szCatalogName	BYTE*	inoptional
cbCatalogName	SHORT	in
szSchemaName	BYTE*	inoptional
cbSchemaName	SHORT	in
szProcName	BYTE*	inoptional
cbProcName	SHORT	in
szColumnName	BYTE*	inoptional
cbColumnName	SHORT	in

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 SQLProcedureColumnsA(
    void* hstmt,
    BYTE* szCatalogName,   // optional
    SHORT cbCatalogName,
    BYTE* szSchemaName,   // optional
    SHORT cbSchemaName,
    BYTE* szProcName,   // optional
    SHORT cbProcName,
    BYTE* szColumnName,   // optional
    SHORT cbColumnName
);

[DllImport("ODBC32.dll", CharSet = CharSet.Ansi, ExactSpelling = true)]
static extern short SQLProcedureColumnsA(
    IntPtr hstmt,   // void* in/out
    IntPtr szCatalogName,   // BYTE* optional
    short cbCatalogName,   // SHORT
    IntPtr szSchemaName,   // BYTE* optional
    short cbSchemaName,   // SHORT
    IntPtr szProcName,   // BYTE* optional
    short cbProcName,   // SHORT
    IntPtr szColumnName,   // BYTE* optional
    short cbColumnName   // SHORT
);

<DllImport("ODBC32.dll", CharSet:=CharSet.Ansi, ExactSpelling:=True)>
Public Shared Function SQLProcedureColumnsA(
    hstmt As IntPtr,   ' void* in/out
    szCatalogName As IntPtr,   ' BYTE* optional
    cbCatalogName As Short,   ' SHORT
    szSchemaName As IntPtr,   ' BYTE* optional
    cbSchemaName As Short,   ' SHORT
    szProcName As IntPtr,   ' BYTE* optional
    cbProcName As Short,   ' SHORT
    szColumnName As IntPtr,   ' BYTE* optional
    cbColumnName As Short   ' SHORT
) As Short
End Function

' hstmt : void* in/out
' szCatalogName : BYTE* optional
' cbCatalogName : SHORT
' szSchemaName : BYTE* optional
' cbSchemaName : SHORT
' szProcName : BYTE* optional
' cbProcName : SHORT
' szColumnName : BYTE* optional
' cbColumnName : SHORT
Declare PtrSafe Function SQLProcedureColumnsA Lib "odbc32" ( _
    ByVal hstmt As LongPtr, _
    ByVal szCatalogName As LongPtr, _
    ByVal cbCatalogName As Integer, _
    ByVal szSchemaName As LongPtr, _
    ByVal cbSchemaName As Integer, _
    ByVal szProcName As LongPtr, _
    ByVal cbProcName As Integer, _
    ByVal szColumnName As LongPtr, _
    ByVal cbColumnName 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

SQLProcedureColumnsA = ctypes.windll.odbc32.SQLProcedureColumnsA
SQLProcedureColumnsA.restype = ctypes.c_short
SQLProcedureColumnsA.argtypes = [
    ctypes.POINTER(None),  # hstmt : void* in/out
    ctypes.POINTER(ctypes.c_ubyte),  # szCatalogName : BYTE* optional
    ctypes.c_short,  # cbCatalogName : SHORT
    ctypes.POINTER(ctypes.c_ubyte),  # szSchemaName : BYTE* optional
    ctypes.c_short,  # cbSchemaName : SHORT
    ctypes.POINTER(ctypes.c_ubyte),  # szProcName : BYTE* optional
    ctypes.c_short,  # cbProcName : SHORT
    ctypes.POINTER(ctypes.c_ubyte),  # szColumnName : BYTE* optional
    ctypes.c_short,  # cbColumnName : SHORT
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('ODBC32.dll')
SQLProcedureColumnsA = Fiddle::Function.new(
  lib['SQLProcedureColumnsA'],
  [
    Fiddle::TYPE_VOIDP,  # hstmt : void* in/out
    Fiddle::TYPE_VOIDP,  # szCatalogName : BYTE* optional
    Fiddle::TYPE_SHORT,  # cbCatalogName : SHORT
    Fiddle::TYPE_VOIDP,  # szSchemaName : BYTE* optional
    Fiddle::TYPE_SHORT,  # cbSchemaName : SHORT
    Fiddle::TYPE_VOIDP,  # szProcName : BYTE* optional
    Fiddle::TYPE_SHORT,  # cbProcName : SHORT
    Fiddle::TYPE_VOIDP,  # szColumnName : BYTE* optional
    Fiddle::TYPE_SHORT,  # cbColumnName : SHORT
  ],
  Fiddle::TYPE_SHORT)

#[link(name = "odbc32")]
extern "system" {
    fn SQLProcedureColumnsA(
        hstmt: *mut (),  // void* in/out
        szCatalogName: *mut u8,  // BYTE* optional
        cbCatalogName: i16,  // SHORT
        szSchemaName: *mut u8,  // BYTE* optional
        cbSchemaName: i16,  // SHORT
        szProcName: *mut u8,  // BYTE* optional
        cbProcName: i16,  // SHORT
        szColumnName: *mut u8,  // BYTE* optional
        cbColumnName: i16  // SHORT
    ) -> i16;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("ODBC32.dll", CharSet = CharSet.Ansi)]
public static extern short SQLProcedureColumnsA(IntPtr hstmt, IntPtr szCatalogName, short cbCatalogName, IntPtr szSchemaName, short cbSchemaName, IntPtr szProcName, short cbProcName, IntPtr szColumnName, short cbColumnName);
"@
$api = Add-Type -MemberDefinition $sig -Name 'ODBC32_SQLProcedureColumnsA' -Namespace Win32 -PassThru
# $api::SQLProcedureColumnsA(hstmt, szCatalogName, cbCatalogName, szSchemaName, cbSchemaName, szProcName, cbProcName, szColumnName, cbColumnName)

#uselib "ODBC32.dll"
#func global SQLProcedureColumnsA "SQLProcedureColumnsA" sptr, sptr, sptr, sptr, sptr, sptr, sptr, sptr, sptr
; SQLProcedureColumnsA hstmt, varptr(szCatalogName), cbCatalogName, varptr(szSchemaName), cbSchemaName, varptr(szProcName), cbProcName, varptr(szColumnName), cbColumnName   ; 戻り値は stat
; hstmt : void* in/out -> "sptr"
; szCatalogName : BYTE* optional -> "sptr"
; cbCatalogName : SHORT -> "sptr"
; szSchemaName : BYTE* optional -> "sptr"
; cbSchemaName : SHORT -> "sptr"
; szProcName : BYTE* optional -> "sptr"
; cbProcName : SHORT -> "sptr"
; szColumnName : BYTE* optional -> "sptr"
; cbColumnName : SHORT -> "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 SQLProcedureColumnsA "SQLProcedureColumnsA" sptr, var, int, var, int, var, int, var, int
; res = SQLProcedureColumnsA(hstmt, szCatalogName, cbCatalogName, szSchemaName, cbSchemaName, szProcName, cbProcName, szColumnName, cbColumnName)
; hstmt : void* in/out -> "sptr"
; szCatalogName : BYTE* optional -> "var"
; cbCatalogName : SHORT -> "int"
; szSchemaName : BYTE* optional -> "var"
; cbSchemaName : SHORT -> "int"
; szProcName : BYTE* optional -> "var"
; cbProcName : SHORT -> "int"
; szColumnName : BYTE* optional -> "var"
; cbColumnName : SHORT -> "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 "ODBC32.dll"
#cfunc global SQLProcedureColumnsA "SQLProcedureColumnsA" sptr, sptr, int, sptr, int, sptr, int, sptr, int
; res = SQLProcedureColumnsA(hstmt, varptr(szCatalogName), cbCatalogName, varptr(szSchemaName), cbSchemaName, varptr(szProcName), cbProcName, varptr(szColumnName), cbColumnName)
; hstmt : void* in/out -> "sptr"
; szCatalogName : BYTE* optional -> "sptr"
; cbCatalogName : SHORT -> "int"
; szSchemaName : BYTE* optional -> "sptr"
; cbSchemaName : SHORT -> "int"
; szProcName : BYTE* optional -> "sptr"
; cbProcName : SHORT -> "int"
; szColumnName : BYTE* optional -> "sptr"
; cbColumnName : SHORT -> "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:

; SHORT SQLProcedureColumnsA(void* hstmt, BYTE* szCatalogName, SHORT cbCatalogName, BYTE* szSchemaName, SHORT cbSchemaName, BYTE* szProcName, SHORT cbProcName, BYTE* szColumnName, SHORT cbColumnName)
#uselib "ODBC32.dll"
#cfunc global SQLProcedureColumnsA "SQLProcedureColumnsA" intptr, var, int, var, int, var, int, var, int
; res = SQLProcedureColumnsA(hstmt, szCatalogName, cbCatalogName, szSchemaName, cbSchemaName, szProcName, cbProcName, szColumnName, cbColumnName)
; hstmt : void* in/out -> "intptr"
; szCatalogName : BYTE* optional -> "var"
; cbCatalogName : SHORT -> "int"
; szSchemaName : BYTE* optional -> "var"
; cbSchemaName : SHORT -> "int"
; szProcName : BYTE* optional -> "var"
; cbProcName : SHORT -> "int"
; szColumnName : BYTE* optional -> "var"
; cbColumnName : SHORT -> "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。; SHORT SQLProcedureColumnsA(void* hstmt, BYTE* szCatalogName, SHORT cbCatalogName, BYTE* szSchemaName, SHORT cbSchemaName, BYTE* szProcName, SHORT cbProcName, BYTE* szColumnName, SHORT cbColumnName)
#uselib "ODBC32.dll"
#cfunc global SQLProcedureColumnsA "SQLProcedureColumnsA" intptr, intptr, int, intptr, int, intptr, int, intptr, int
; res = SQLProcedureColumnsA(hstmt, varptr(szCatalogName), cbCatalogName, varptr(szSchemaName), cbSchemaName, varptr(szProcName), cbProcName, varptr(szColumnName), cbColumnName)
; hstmt : void* in/out -> "intptr"
; szCatalogName : BYTE* optional -> "intptr"
; cbCatalogName : SHORT -> "int"
; szSchemaName : BYTE* optional -> "intptr"
; cbSchemaName : SHORT -> "int"
; szProcName : BYTE* optional -> "intptr"
; cbProcName : SHORT -> "int"
; szColumnName : BYTE* optional -> "intptr"
; cbColumnName : SHORT -> "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 (
	odbc32 = windows.NewLazySystemDLL("ODBC32.dll")
	procSQLProcedureColumnsA = odbc32.NewProc("SQLProcedureColumnsA")
)

// hstmt (void* in/out), szCatalogName (BYTE* optional), cbCatalogName (SHORT), szSchemaName (BYTE* optional), cbSchemaName (SHORT), szProcName (BYTE* optional), cbProcName (SHORT), szColumnName (BYTE* optional), cbColumnName (SHORT)
r1, _, err := procSQLProcedureColumnsA.Call(
	uintptr(hstmt),
	uintptr(szCatalogName),
	uintptr(cbCatalogName),
	uintptr(szSchemaName),
	uintptr(cbSchemaName),
	uintptr(szProcName),
	uintptr(cbProcName),
	uintptr(szColumnName),
	uintptr(cbColumnName),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // SHORT

function SQLProcedureColumnsA(
  hstmt: Pointer;   // void* in/out
  szCatalogName: Pointer;   // BYTE* optional
  cbCatalogName: Smallint;   // SHORT
  szSchemaName: Pointer;   // BYTE* optional
  cbSchemaName: Smallint;   // SHORT
  szProcName: Pointer;   // BYTE* optional
  cbProcName: Smallint;   // SHORT
  szColumnName: Pointer;   // BYTE* optional
  cbColumnName: Smallint   // SHORT
): Smallint; stdcall;
  external 'ODBC32.dll' name 'SQLProcedureColumnsA';

result := DllCall("ODBC32\SQLProcedureColumnsA"
    , "Ptr", hstmt   ; void* in/out
    , "Ptr", szCatalogName   ; BYTE* optional
    , "Short", cbCatalogName   ; SHORT
    , "Ptr", szSchemaName   ; BYTE* optional
    , "Short", cbSchemaName   ; SHORT
    , "Ptr", szProcName   ; BYTE* optional
    , "Short", cbProcName   ; SHORT
    , "Ptr", szColumnName   ; BYTE* optional
    , "Short", cbColumnName   ; SHORT
    , "Short")   ; return: SHORT

●SQLProcedureColumnsA(hstmt, szCatalogName, cbCatalogName, szSchemaName, cbSchemaName, szProcName, cbProcName, szColumnName, cbColumnName) = DLL("ODBC32.dll", "int SQLProcedureColumnsA(void*, void*, int, void*, int, void*, int, void*, int)")
# 呼び出し: SQLProcedureColumnsA(hstmt, szCatalogName, cbCatalogName, szSchemaName, cbSchemaName, szProcName, cbProcName, szColumnName, cbColumnName)
# hstmt : void* in/out -> "void*"
# szCatalogName : BYTE* optional -> "void*"
# cbCatalogName : SHORT -> "int"
# szSchemaName : BYTE* optional -> "void*"
# cbSchemaName : SHORT -> "int"
# szProcName : BYTE* optional -> "void*"
# cbProcName : SHORT -> "int"
# szColumnName : BYTE* optional -> "void*"
# cbColumnName : SHORT -> "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)。