Win32 API 日本語リファレンス
ホーム › Security.Cryptography › CERT_REQUEST_INFO

CERT_REQUEST_INFO

構造体
📘 Microsoft Learn (日本語) · English
サイズx64: 88 バイト / x86: 44 バイト

サイズ=各フィールドのバイト数(x64/x86 で異なる場合は x64/x86 と併記)。x64/x86 列=フィールドのバイトオフセット(HSPで dupptr / lpoke / wpoke 等に使用)。

フィールド

フィールド型サイズx64x86説明
dwVersionDWORD4+0+0証明書要求(PKCS#10)のバージョン番号。
SubjectCRYPT_INTEGER_BLOB16/8+8+4要求者(サブジェクト)の識別名(エンコード済み名前BLOB)。
SubjectPublicKeyInfoCERT_PUBLIC_KEY_INFO48/24+24+12要求者の公開鍵情報(CERT_PUBLIC_KEY_INFO)。
cAttributeDWORD4+72+36要求に含まれる属性の個数。
rgAttributeCRYPT_ATTRIBUTE*8/4+80+40CRYPT_ATTRIBUTE構造体の配列へのポインタ。

各言語での定義

#include <windows.h>

// CRYPT_INTEGER_BLOB  (x64 16 / x86 8 バイト)
typedef struct CRYPT_INTEGER_BLOB {
    DWORD cbData;
    BYTE* pbData;
} CRYPT_INTEGER_BLOB;

// CRYPT_ALGORITHM_IDENTIFIER  (x64 24 / x86 12 バイト)
typedef struct CRYPT_ALGORITHM_IDENTIFIER {
    LPSTR pszObjId;
    CRYPT_INTEGER_BLOB Parameters;
} CRYPT_ALGORITHM_IDENTIFIER;

// CRYPT_BIT_BLOB  (x64 24 / x86 12 バイト)
typedef struct CRYPT_BIT_BLOB {
    DWORD cbData;
    BYTE* pbData;
    DWORD cUnusedBits;
} CRYPT_BIT_BLOB;

// CERT_PUBLIC_KEY_INFO  (x64 48 / x86 24 バイト)
typedef struct CERT_PUBLIC_KEY_INFO {
    CRYPT_ALGORITHM_IDENTIFIER Algorithm;
    CRYPT_BIT_BLOB PublicKey;
} CERT_PUBLIC_KEY_INFO;

// CERT_REQUEST_INFO  (x64 88 / x86 44 バイト)
typedef struct CERT_REQUEST_INFO {
    DWORD dwVersion;
    CRYPT_INTEGER_BLOB Subject;
    CERT_PUBLIC_KEY_INFO SubjectPublicKeyInfo;
    DWORD cAttribute;
    CRYPT_ATTRIBUTE* rgAttribute;
} CERT_REQUEST_INFO;
using System;
using System.Runtime.InteropServices;

[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
public struct CRYPT_INTEGER_BLOB
{
    public uint cbData;
    public IntPtr pbData;
}

[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
public struct CRYPT_ALGORITHM_IDENTIFIER
{
    public IntPtr pszObjId;
    public CRYPT_INTEGER_BLOB Parameters;
}

[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
public struct CRYPT_BIT_BLOB
{
    public uint cbData;
    public IntPtr pbData;
    public uint cUnusedBits;
}

[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
public struct CERT_PUBLIC_KEY_INFO
{
    public CRYPT_ALGORITHM_IDENTIFIER Algorithm;
    public CRYPT_BIT_BLOB PublicKey;
}

[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
public struct CERT_REQUEST_INFO
{
    public uint dwVersion;
    public CRYPT_INTEGER_BLOB Subject;
    public CERT_PUBLIC_KEY_INFO SubjectPublicKeyInfo;
    public uint cAttribute;
    public IntPtr rgAttribute;
}
Imports System.Runtime.InteropServices

<StructLayout(LayoutKind.Sequential, CharSet:=CharSet.Unicode)>
Public Structure CRYPT_INTEGER_BLOB
    Public cbData As UInteger
    Public pbData As IntPtr
End Structure

<StructLayout(LayoutKind.Sequential, CharSet:=CharSet.Unicode)>
Public Structure CRYPT_ALGORITHM_IDENTIFIER
    Public pszObjId As IntPtr
    Public Parameters As CRYPT_INTEGER_BLOB
End Structure

<StructLayout(LayoutKind.Sequential, CharSet:=CharSet.Unicode)>
Public Structure CRYPT_BIT_BLOB
    Public cbData As UInteger
    Public pbData As IntPtr
    Public cUnusedBits As UInteger
End Structure

<StructLayout(LayoutKind.Sequential, CharSet:=CharSet.Unicode)>
Public Structure CERT_PUBLIC_KEY_INFO
    Public Algorithm As CRYPT_ALGORITHM_IDENTIFIER
    Public PublicKey As CRYPT_BIT_BLOB
End Structure

<StructLayout(LayoutKind.Sequential, CharSet:=CharSet.Unicode)>
Public Structure CERT_REQUEST_INFO
    Public dwVersion As UInteger
    Public Subject As CRYPT_INTEGER_BLOB
    Public SubjectPublicKeyInfo As CERT_PUBLIC_KEY_INFO
    Public cAttribute As UInteger
    Public rgAttribute As IntPtr
End Structure
import ctypes
from ctypes import wintypes

class CRYPT_INTEGER_BLOB(ctypes.Structure):
    _fields_ = [
        ("cbData", wintypes.DWORD),
        ("pbData", ctypes.c_void_p),
    ]

class CRYPT_ALGORITHM_IDENTIFIER(ctypes.Structure):
    _fields_ = [
        ("pszObjId", ctypes.c_void_p),
        ("Parameters", CRYPT_INTEGER_BLOB),
    ]

class CRYPT_BIT_BLOB(ctypes.Structure):
    _fields_ = [
        ("cbData", wintypes.DWORD),
        ("pbData", ctypes.c_void_p),
        ("cUnusedBits", wintypes.DWORD),
    ]

class CERT_PUBLIC_KEY_INFO(ctypes.Structure):
    _fields_ = [
        ("Algorithm", CRYPT_ALGORITHM_IDENTIFIER),
        ("PublicKey", CRYPT_BIT_BLOB),
    ]

class CERT_REQUEST_INFO(ctypes.Structure):
    _fields_ = [
        ("dwVersion", wintypes.DWORD),
        ("Subject", CRYPT_INTEGER_BLOB),
        ("SubjectPublicKeyInfo", CERT_PUBLIC_KEY_INFO),
        ("cAttribute", wintypes.DWORD),
        ("rgAttribute", ctypes.c_void_p),
    ]
#[repr(C)]
pub struct CRYPT_INTEGER_BLOB {
    pub cbData: u32,
    pub pbData: *mut core::ffi::c_void,
}

#[repr(C)]
pub struct CRYPT_ALGORITHM_IDENTIFIER {
    pub pszObjId: *mut core::ffi::c_void,
    pub Parameters: CRYPT_INTEGER_BLOB,
}

#[repr(C)]
pub struct CRYPT_BIT_BLOB {
    pub cbData: u32,
    pub pbData: *mut core::ffi::c_void,
    pub cUnusedBits: u32,
}

#[repr(C)]
pub struct CERT_PUBLIC_KEY_INFO {
    pub Algorithm: CRYPT_ALGORITHM_IDENTIFIER,
    pub PublicKey: CRYPT_BIT_BLOB,
}

#[repr(C)]
pub struct CERT_REQUEST_INFO {
    pub dwVersion: u32,
    pub Subject: CRYPT_INTEGER_BLOB,
    pub SubjectPublicKeyInfo: CERT_PUBLIC_KEY_INFO,
    pub cAttribute: u32,
    pub rgAttribute: *mut core::ffi::c_void,
}
import "golang.org/x/sys/windows"

type CRYPT_INTEGER_BLOB struct {
	cbData uint32
	pbData uintptr
}

type CRYPT_ALGORITHM_IDENTIFIER struct {
	pszObjId uintptr
	Parameters CRYPT_INTEGER_BLOB
}

type CRYPT_BIT_BLOB struct {
	cbData uint32
	pbData uintptr
	cUnusedBits uint32
}

type CERT_PUBLIC_KEY_INFO struct {
	Algorithm CRYPT_ALGORITHM_IDENTIFIER
	PublicKey CRYPT_BIT_BLOB
}

type CERT_REQUEST_INFO struct {
	dwVersion uint32
	Subject CRYPT_INTEGER_BLOB
	SubjectPublicKeyInfo CERT_PUBLIC_KEY_INFO
	cAttribute uint32
	rgAttribute uintptr
}
type
  CRYPT_INTEGER_BLOB = record
    cbData: DWORD;
    pbData: Pointer;
  end;

  CRYPT_ALGORITHM_IDENTIFIER = record
    pszObjId: Pointer;
    Parameters: CRYPT_INTEGER_BLOB;
  end;

  CRYPT_BIT_BLOB = record
    cbData: DWORD;
    pbData: Pointer;
    cUnusedBits: DWORD;
  end;

  CERT_PUBLIC_KEY_INFO = record
    Algorithm: CRYPT_ALGORITHM_IDENTIFIER;
    PublicKey: CRYPT_BIT_BLOB;
  end;

  CERT_REQUEST_INFO = record
    dwVersion: DWORD;
    Subject: CRYPT_INTEGER_BLOB;
    SubjectPublicKeyInfo: CERT_PUBLIC_KEY_INFO;
    cAttribute: DWORD;
    rgAttribute: Pointer;
  end;
const CRYPT_INTEGER_BLOB = extern struct {
    cbData: u32,
    pbData: ?*anyopaque,
};

const CRYPT_ALGORITHM_IDENTIFIER = extern struct {
    pszObjId: ?*anyopaque,
    Parameters: CRYPT_INTEGER_BLOB,
};

const CRYPT_BIT_BLOB = extern struct {
    cbData: u32,
    pbData: ?*anyopaque,
    cUnusedBits: u32,
};

const CERT_PUBLIC_KEY_INFO = extern struct {
    Algorithm: CRYPT_ALGORITHM_IDENTIFIER,
    PublicKey: CRYPT_BIT_BLOB,
};

const CERT_REQUEST_INFO = extern struct {
    dwVersion: u32,
    Subject: CRYPT_INTEGER_BLOB,
    SubjectPublicKeyInfo: CERT_PUBLIC_KEY_INFO,
    cAttribute: u32,
    rgAttribute: ?*anyopaque,
};
type
  CRYPT_INTEGER_BLOB {.bycopy.} = object
    cbData: uint32
    pbData: pointer

  CRYPT_ALGORITHM_IDENTIFIER {.bycopy.} = object
    pszObjId: pointer
    Parameters: CRYPT_INTEGER_BLOB

  CRYPT_BIT_BLOB {.bycopy.} = object
    cbData: uint32
    pbData: pointer
    cUnusedBits: uint32

  CERT_PUBLIC_KEY_INFO {.bycopy.} = object
    Algorithm: CRYPT_ALGORITHM_IDENTIFIER
    PublicKey: CRYPT_BIT_BLOB

  CERT_REQUEST_INFO {.bycopy.} = object
    dwVersion: uint32
    Subject: CRYPT_INTEGER_BLOB
    SubjectPublicKeyInfo: CERT_PUBLIC_KEY_INFO
    cAttribute: uint32
    rgAttribute: pointer
struct CRYPT_INTEGER_BLOB
{
    uint cbData;
    void* pbData;
}

struct CRYPT_ALGORITHM_IDENTIFIER
{
    void* pszObjId;
    CRYPT_INTEGER_BLOB Parameters;
}

struct CRYPT_BIT_BLOB
{
    uint cbData;
    void* pbData;
    uint cUnusedBits;
}

struct CERT_PUBLIC_KEY_INFO
{
    CRYPT_ALGORITHM_IDENTIFIER Algorithm;
    CRYPT_BIT_BLOB PublicKey;
}

struct CERT_REQUEST_INFO
{
    uint dwVersion;
    CRYPT_INTEGER_BLOB Subject;
    CERT_PUBLIC_KEY_INFO SubjectPublicKeyInfo;
    uint cAttribute;
    void* rgAttribute;
}

HSP用 定義

HSP3.7/3.8 は構造体機能が無いため4byte整数配列(dim)+peek/poke で操作(32/64bitでサイズ・位置が異なる場合はタブで分割)。IronHSP は NSTRUCT(#defstruct/stdim/->)で32/64bit共通。

; HSP3.7/3.8 は構造体機能が無いため、4byte整数の配列変数で操作します。(x86 レイアウト)
; CERT_REQUEST_INFO サイズ: 44 バイト(x86)
dim st, 11    ; 4byte整数×11(構造体サイズ 44 / 4 切り上げ)
; dwVersion : DWORD (+0, 4byte)  st.0 = 値  /  値 = st.0   (lpoke/lpeek も可)
; Subject : CRYPT_INTEGER_BLOB (+4, 8byte)  varptr(st)+4 を基点に操作(8byte:入れ子/配列)
; SubjectPublicKeyInfo : CERT_PUBLIC_KEY_INFO (+12, 24byte)  varptr(st)+12 を基点に操作(24byte:入れ子/配列)
; cAttribute : DWORD (+36, 4byte)  st.9 = 値  /  値 = st.9   (lpoke/lpeek も可)
; rgAttribute : CRYPT_ATTRIBUTE* (+40, 4byte)  varptr(st)+40 を基点に操作(4byte:入れ子/配列)
; ※4byte境界の整数は添字 st.N(N=オフセット/4)で読み書き可。それ以外は peek/poke 系を使用。
; HSP3.7/3.8 は構造体機能が無いため、4byte整数の配列変数で操作します。(x64 レイアウト)
; CERT_REQUEST_INFO サイズ: 88 バイト(x64)
dim st, 22    ; 4byte整数×22(構造体サイズ 88 / 4 切り上げ)
; dwVersion : DWORD (+0, 4byte)  st.0 = 値  /  値 = st.0   (lpoke/lpeek も可)
; Subject : CRYPT_INTEGER_BLOB (+8, 16byte)  varptr(st)+8 を基点に操作(16byte:入れ子/配列)
; SubjectPublicKeyInfo : CERT_PUBLIC_KEY_INFO (+24, 48byte)  varptr(st)+24 を基点に操作(48byte:入れ子/配列)
; cAttribute : DWORD (+72, 4byte)  st.18 = 値  /  値 = st.18   (lpoke/lpeek も可)
; rgAttribute : CRYPT_ATTRIBUTE* (+80, 8byte)  varptr(st)+80 を基点に操作(8byte:入れ子/配列)
; ※4byte境界の整数は添字 st.N(N=オフセット/4)で読み書き可。それ以外は peek/poke 系を使用。
; IronHSP は NSTRUCT(構造体)をサポート。32bit/64bit どちらでも同じコードで動作します。
; ※GUID・入れ子構造体はデフォルト型でないため、依存する #defstruct を先に定義(下記に同梱)。
#defstruct global CRYPT_INTEGER_BLOB
    #field int cbData
    #field intptr pbData
#endstruct

#defstruct global CRYPT_ALGORITHM_IDENTIFIER
    #field intptr pszObjId
    #field CRYPT_INTEGER_BLOB Parameters
#endstruct

#defstruct global CRYPT_BIT_BLOB
    #field int cbData
    #field intptr pbData
    #field int cUnusedBits
#endstruct

#defstruct global CERT_PUBLIC_KEY_INFO
    #field CRYPT_ALGORITHM_IDENTIFIER Algorithm
    #field CRYPT_BIT_BLOB PublicKey
#endstruct

#defstruct global CERT_REQUEST_INFO
    #field int dwVersion
    #field CRYPT_INTEGER_BLOB Subject
    #field CERT_PUBLIC_KEY_INFO SubjectPublicKeyInfo
    #field int cAttribute
    #field intptr rgAttribute
#endstruct

stdim st, CERT_REQUEST_INFO        ; NSTRUCT 変数を確保
st->dwVersion = 100
mes "dwVersion=" + st->dwVersion