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CryptSetProviderExA

関数

ユーザーまたはマシン単位で既定の暗号プロバイダーを設定する(ANSI版)。

DLLADVAPI32.dll文字セットANSI (-A)呼出規約winapiSetLastErrorあり対応OSWindows XP 以降

シグネチャ

// ADVAPI32.dll  (ANSI / -A)
#include <windows.h>

BOOL CryptSetProviderExA(
    LPCSTR pszProvName,
    DWORD dwProvType,
    DWORD* pdwReserved,   // optional
    DWORD dwFlags
);

パラメーター

名前	型	方向
pszProvName	LPCSTR	in
dwProvType	DWORD	in
pdwReserved	DWORD*	optional
dwFlags	DWORD	in

戻り値の型: BOOL

各言語での呼び出し定義

// ADVAPI32.dll  (ANSI / -A)
#include <windows.h>

BOOL CryptSetProviderExA(
    LPCSTR pszProvName,
    DWORD dwProvType,
    DWORD* pdwReserved,   // optional
    DWORD dwFlags
);

[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("ADVAPI32.dll", CharSet = CharSet.Ansi, SetLastError = true, ExactSpelling = true)]
static extern bool CryptSetProviderExA(
    [MarshalAs(UnmanagedType.LPStr)] string pszProvName,   // LPCSTR
    uint dwProvType,   // DWORD
    IntPtr pdwReserved,   // DWORD* optional
    uint dwFlags   // DWORD
);

<DllImport("ADVAPI32.dll", CharSet:=CharSet.Ansi, SetLastError:=True, ExactSpelling:=True)>
Public Shared Function CryptSetProviderExA(
    <MarshalAs(UnmanagedType.LPStr)> pszProvName As String,   ' LPCSTR
    dwProvType As UInteger,   ' DWORD
    pdwReserved As IntPtr,   ' DWORD* optional
    dwFlags As UInteger   ' DWORD
) As Boolean
End Function

' pszProvName : LPCSTR
' dwProvType : DWORD
' pdwReserved : DWORD* optional
' dwFlags : DWORD
Declare PtrSafe Function CryptSetProviderExA Lib "advapi32" ( _
    ByVal pszProvName As String, _
    ByVal dwProvType As Long, _
    ByVal pdwReserved As LongPtr, _
    ByVal dwFlags As Long) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

CryptSetProviderExA = ctypes.windll.advapi32.CryptSetProviderExA
CryptSetProviderExA.restype = wintypes.BOOL
CryptSetProviderExA.argtypes = [
    wintypes.LPCSTR,  # pszProvName : LPCSTR
    wintypes.DWORD,  # dwProvType : DWORD
    ctypes.POINTER(wintypes.DWORD),  # pdwReserved : DWORD* optional
    wintypes.DWORD,  # dwFlags : DWORD
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('ADVAPI32.dll')
CryptSetProviderExA = Fiddle::Function.new(
  lib['CryptSetProviderExA'],
  [
    Fiddle::TYPE_VOIDP,  # pszProvName : LPCSTR
    -Fiddle::TYPE_INT,  # dwProvType : DWORD
    Fiddle::TYPE_VOIDP,  # pdwReserved : DWORD* optional
    -Fiddle::TYPE_INT,  # dwFlags : DWORD
  ],
  Fiddle::TYPE_INT)

#[link(name = "advapi32")]
extern "system" {
    fn CryptSetProviderExA(
        pszProvName: *const u8,  // LPCSTR
        dwProvType: u32,  // DWORD
        pdwReserved: *mut u32,  // DWORD* optional
        dwFlags: u32  // DWORD
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("ADVAPI32.dll", CharSet = CharSet.Ansi, SetLastError = true)]
public static extern bool CryptSetProviderExA([MarshalAs(UnmanagedType.LPStr)] string pszProvName, uint dwProvType, IntPtr pdwReserved, uint dwFlags);
"@
$api = Add-Type -MemberDefinition $sig -Name 'ADVAPI32_CryptSetProviderExA' -Namespace Win32 -PassThru
# $api::CryptSetProviderExA(pszProvName, dwProvType, pdwReserved, dwFlags)

#uselib "ADVAPI32.dll"
#func global CryptSetProviderExA "CryptSetProviderExA" sptr, sptr, sptr, sptr
; CryptSetProviderExA pszProvName, dwProvType, varptr(pdwReserved), dwFlags   ; 戻り値は stat
; pszProvName : LPCSTR -> "sptr"
; dwProvType : DWORD -> "sptr"
; pdwReserved : DWORD* optional -> "sptr"
; dwFlags : DWORD -> "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 "ADVAPI32.dll"
#cfunc global CryptSetProviderExA "CryptSetProviderExA" str, int, var, int
; res = CryptSetProviderExA(pszProvName, dwProvType, pdwReserved, dwFlags)
; pszProvName : LPCSTR -> "str"
; dwProvType : DWORD -> "int"
; pdwReserved : DWORD* optional -> "var"
; dwFlags : DWORD -> "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 "ADVAPI32.dll"
#cfunc global CryptSetProviderExA "CryptSetProviderExA" str, int, sptr, int
; res = CryptSetProviderExA(pszProvName, dwProvType, varptr(pdwReserved), dwFlags)
; pszProvName : LPCSTR -> "str"
; dwProvType : DWORD -> "int"
; pdwReserved : DWORD* optional -> "sptr"
; dwFlags : DWORD -> "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:

; BOOL CryptSetProviderExA(LPCSTR pszProvName, DWORD dwProvType, DWORD* pdwReserved, DWORD dwFlags)
#uselib "ADVAPI32.dll"
#cfunc global CryptSetProviderExA "CryptSetProviderExA" str, int, var, int
; res = CryptSetProviderExA(pszProvName, dwProvType, pdwReserved, dwFlags)
; pszProvName : LPCSTR -> "str"
; dwProvType : DWORD -> "int"
; pdwReserved : DWORD* optional -> "var"
; dwFlags : DWORD -> "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。; BOOL CryptSetProviderExA(LPCSTR pszProvName, DWORD dwProvType, DWORD* pdwReserved, DWORD dwFlags)
#uselib "ADVAPI32.dll"
#cfunc global CryptSetProviderExA "CryptSetProviderExA" str, int, intptr, int
; res = CryptSetProviderExA(pszProvName, dwProvType, varptr(pdwReserved), dwFlags)
; pszProvName : LPCSTR -> "str"
; dwProvType : DWORD -> "int"
; pdwReserved : DWORD* optional -> "intptr"
; dwFlags : DWORD -> "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 (
	advapi32 = windows.NewLazySystemDLL("ADVAPI32.dll")
	procCryptSetProviderExA = advapi32.NewProc("CryptSetProviderExA")
)

// pszProvName (LPCSTR), dwProvType (DWORD), pdwReserved (DWORD* optional), dwFlags (DWORD)
r1, _, err := procCryptSetProviderExA.Call(
	uintptr(unsafe.Pointer(windows.BytePtrFromString(pszProvName))),
	uintptr(dwProvType),
	uintptr(pdwReserved),
	uintptr(dwFlags),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL

function CryptSetProviderExA(
  pszProvName: PAnsiChar;   // LPCSTR
  dwProvType: DWORD;   // DWORD
  pdwReserved: Pointer;   // DWORD* optional
  dwFlags: DWORD   // DWORD
): BOOL; stdcall;
  external 'ADVAPI32.dll' name 'CryptSetProviderExA';

result := DllCall("ADVAPI32\CryptSetProviderExA"
    , "AStr", pszProvName   ; LPCSTR
    , "UInt", dwProvType   ; DWORD
    , "Ptr", pdwReserved   ; DWORD* optional
    , "UInt", dwFlags   ; DWORD
    , "Int")   ; return: BOOL

●CryptSetProviderExA(pszProvName, dwProvType, pdwReserved, dwFlags) = DLL("ADVAPI32.dll", "bool CryptSetProviderExA(char*, dword, void*, dword)")
# 呼び出し: CryptSetProviderExA(pszProvName, dwProvType, pdwReserved, dwFlags)
# pszProvName : LPCSTR -> "char*"
# dwProvType : DWORD -> "dword"
# pdwReserved : DWORD* optional -> "void*"
# dwFlags : DWORD -> "dword"
# 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)。