Code:
/ Dotnetfx_Vista_SP2 / Dotnetfx_Vista_SP2 / 8.0.50727.4016 / DEVDIV / depot / DevDiv / releases / whidbey / NetFxQFE / ndp / fx / src / security / system / security / cryptography / x509 / X500Name.cs / 1 / X500Name.cs
// ==++==
//
// Copyright (c) Microsoft Corporation. All rights reserved.
//
// ==--==
//
// X500Name.cs
//
// 07/10/2003
//
namespace System.Security.Cryptography.X509Certificates {
using System.Globalization;
using System.Runtime.InteropServices;
using System.Security.Cryptography;
[Flags]
public enum X500DistinguishedNameFlags {
None = 0x0000,
Reversed = 0x0001,
UseSemicolons = 0x0010,
DoNotUsePlusSign = 0x0020,
DoNotUseQuotes = 0x0040,
UseCommas = 0x0080,
UseNewLines = 0x0100,
UseUTF8Encoding = 0x1000,
UseT61Encoding = 0x2000,
ForceUTF8Encoding = 0x4000,
}
public sealed class X500DistinguishedName : AsnEncodedData {
private string m_distinguishedName = null;
//
// Constructors.
//
internal X500DistinguishedName (CAPI.CRYPTOAPI_BLOB encodedDistinguishedNameBlob) : base (new Oid(), encodedDistinguishedNameBlob) {}
public X500DistinguishedName (byte[] encodedDistinguishedName) : base(new Oid(), encodedDistinguishedName) {}
public X500DistinguishedName (AsnEncodedData encodedDistinguishedName) : base(encodedDistinguishedName) {}
public X500DistinguishedName (X500DistinguishedName distinguishedName) : base((AsnEncodedData) distinguishedName) {
m_distinguishedName = distinguishedName.Name;
}
public X500DistinguishedName (string distinguishedName) : this(distinguishedName, X500DistinguishedNameFlags.Reversed) {}
public X500DistinguishedName (string distinguishedName, X500DistinguishedNameFlags flag) : base(new Oid(), Encode(distinguishedName, flag)) {
m_distinguishedName = distinguishedName;
}
//
// Public properties.
//
public string Name {
get {
if (m_distinguishedName == null)
m_distinguishedName = Decode(X500DistinguishedNameFlags.Reversed);
return m_distinguishedName;
}
}
//
// Public methods.
//
public string Decode (X500DistinguishedNameFlags flag) {
uint dwStrType = CAPI.CERT_X500_NAME_STR | MapNameToStrFlag(flag);
unsafe {
byte[] encodedDistinguishedName = this.m_rawData;
fixed (byte * pbEncoded = encodedDistinguishedName) {
CAPI.CRYPTOAPI_BLOB nameBlob;
IntPtr pNameBlob = new IntPtr(&nameBlob);
nameBlob.cbData = (uint) encodedDistinguishedName.Length;
nameBlob.pbData = new IntPtr(pbEncoded);
uint cchDecoded = CAPI.CertNameToStrW(CAPI.X509_ASN_ENCODING | CAPI.PKCS_7_ASN_ENCODING,
pNameBlob,
dwStrType,
SafeLocalAllocHandle.InvalidHandle,
0);
if (cchDecoded == 0)
throw new CryptographicException(CAPI.CERT_E_INVALID_NAME);
using (SafeLocalAllocHandle pwszDecodeName = CAPI.LocalAlloc(CAPI.LPTR, new IntPtr(2 * cchDecoded))) {
if (CAPI.CertNameToStrW(CAPI.X509_ASN_ENCODING | CAPI.PKCS_7_ASN_ENCODING,
pNameBlob,
dwStrType,
pwszDecodeName,
cchDecoded) == 0)
throw new CryptographicException(CAPI.CERT_E_INVALID_NAME);
return Marshal.PtrToStringUni(pwszDecodeName.DangerousGetHandle());
}
}
}
}
public override string Format (bool multiLine) {
//
// We must override to use the "numeric" pointer version of
// CryptFormatObject, since X509 DN does not have an official OID.
//
// Return empty string if no data to format.
if (m_rawData == null || m_rawData.Length == 0)
return String.Empty;
return CAPI.CryptFormatObject(CAPI.X509_ASN_ENCODING,
multiLine ? CAPI.CRYPT_FORMAT_STR_MULTI_LINE : 0,
new IntPtr(CAPI.X509_NAME),
m_rawData);
}
//
// Private methods.
//
private unsafe static byte[] Encode (string distinguishedName, X500DistinguishedNameFlags flag) {
if (distinguishedName == null)
throw new ArgumentNullException("distinguishedName");
uint cbEncoded = 0;
uint dwStrType = CAPI.CERT_X500_NAME_STR | MapNameToStrFlag(flag);
if (!CAPI.CertStrToNameW(CAPI.X509_ASN_ENCODING | CAPI.PKCS_7_ASN_ENCODING,
distinguishedName,
dwStrType,
IntPtr.Zero,
IntPtr.Zero,
ref cbEncoded,
IntPtr.Zero))
throw new CryptographicException(Marshal.GetLastWin32Error());
byte[] encodedName = new byte[cbEncoded];
fixed (byte * pbEncoded = encodedName) {
if (!CAPI.CertStrToNameW(CAPI.X509_ASN_ENCODING | CAPI.PKCS_7_ASN_ENCODING,
distinguishedName,
dwStrType,
IntPtr.Zero,
new IntPtr(pbEncoded),
ref cbEncoded,
IntPtr.Zero))
throw new CryptographicException(Marshal.GetLastWin32Error());
}
return encodedName;
}
private static uint MapNameToStrFlag (X500DistinguishedNameFlags flag) {
// All values or'ed together. Change this if you add values to the enumeration.
uint allFlags = 0x71F1;
uint dwFlags = (uint) flag;
if ((dwFlags & ~allFlags) != 0)
throw new ArgumentException(String.Format(CultureInfo.CurrentCulture, SR.GetString(SR.Arg_EnumIllegalVal), "flag"));
uint dwStrType = 0;
if (dwFlags != 0) {
if ((flag & X500DistinguishedNameFlags.Reversed) == X500DistinguishedNameFlags.Reversed)
dwStrType |= CAPI.CERT_NAME_STR_REVERSE_FLAG;
if ((flag & X500DistinguishedNameFlags.UseSemicolons) == X500DistinguishedNameFlags.UseSemicolons)
dwStrType |= CAPI.CERT_NAME_STR_SEMICOLON_FLAG;
else if ((flag & X500DistinguishedNameFlags.UseCommas) == X500DistinguishedNameFlags.UseCommas)
dwStrType |= CAPI.CERT_NAME_STR_COMMA_FLAG;
else if ((flag & X500DistinguishedNameFlags.UseNewLines) == X500DistinguishedNameFlags.UseNewLines)
dwStrType |= CAPI.CERT_NAME_STR_CRLF_FLAG;
if ((flag & X500DistinguishedNameFlags.DoNotUsePlusSign) == X500DistinguishedNameFlags.DoNotUsePlusSign)
dwStrType |= CAPI.CERT_NAME_STR_NO_PLUS_FLAG;
if ((flag & X500DistinguishedNameFlags.DoNotUseQuotes) == X500DistinguishedNameFlags.DoNotUseQuotes)
dwStrType |= CAPI.CERT_NAME_STR_NO_QUOTING_FLAG;
if ((flag & X500DistinguishedNameFlags.ForceUTF8Encoding) == X500DistinguishedNameFlags.ForceUTF8Encoding)
dwStrType |= CAPI.CERT_NAME_STR_FORCE_UTF8_DIR_STR_FLAG;
if ((flag & X500DistinguishedNameFlags.UseUTF8Encoding) == X500DistinguishedNameFlags.UseUTF8Encoding)
dwStrType |= CAPI.CERT_NAME_STR_ENABLE_UTF8_UNICODE_FLAG;
else if ((flag & X500DistinguishedNameFlags.UseT61Encoding) == X500DistinguishedNameFlags.UseT61Encoding)
dwStrType |= CAPI.CERT_NAME_STR_ENABLE_T61_UNICODE_FLAG;
}
return dwStrType;
}
}
}
// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
// ==++==
//
// Copyright (c) Microsoft Corporation. All rights reserved.
//
// ==--==
//
// X500Name.cs
//
// 07/10/2003
//
namespace System.Security.Cryptography.X509Certificates {
using System.Globalization;
using System.Runtime.InteropServices;
using System.Security.Cryptography;
[Flags]
public enum X500DistinguishedNameFlags {
None = 0x0000,
Reversed = 0x0001,
UseSemicolons = 0x0010,
DoNotUsePlusSign = 0x0020,
DoNotUseQuotes = 0x0040,
UseCommas = 0x0080,
UseNewLines = 0x0100,
UseUTF8Encoding = 0x1000,
UseT61Encoding = 0x2000,
ForceUTF8Encoding = 0x4000,
}
public sealed class X500DistinguishedName : AsnEncodedData {
private string m_distinguishedName = null;
//
// Constructors.
//
internal X500DistinguishedName (CAPI.CRYPTOAPI_BLOB encodedDistinguishedNameBlob) : base (new Oid(), encodedDistinguishedNameBlob) {}
public X500DistinguishedName (byte[] encodedDistinguishedName) : base(new Oid(), encodedDistinguishedName) {}
public X500DistinguishedName (AsnEncodedData encodedDistinguishedName) : base(encodedDistinguishedName) {}
public X500DistinguishedName (X500DistinguishedName distinguishedName) : base((AsnEncodedData) distinguishedName) {
m_distinguishedName = distinguishedName.Name;
}
public X500DistinguishedName (string distinguishedName) : this(distinguishedName, X500DistinguishedNameFlags.Reversed) {}
public X500DistinguishedName (string distinguishedName, X500DistinguishedNameFlags flag) : base(new Oid(), Encode(distinguishedName, flag)) {
m_distinguishedName = distinguishedName;
}
//
// Public properties.
//
public string Name {
get {
if (m_distinguishedName == null)
m_distinguishedName = Decode(X500DistinguishedNameFlags.Reversed);
return m_distinguishedName;
}
}
//
// Public methods.
//
public string Decode (X500DistinguishedNameFlags flag) {
uint dwStrType = CAPI.CERT_X500_NAME_STR | MapNameToStrFlag(flag);
unsafe {
byte[] encodedDistinguishedName = this.m_rawData;
fixed (byte * pbEncoded = encodedDistinguishedName) {
CAPI.CRYPTOAPI_BLOB nameBlob;
IntPtr pNameBlob = new IntPtr(&nameBlob);
nameBlob.cbData = (uint) encodedDistinguishedName.Length;
nameBlob.pbData = new IntPtr(pbEncoded);
uint cchDecoded = CAPI.CertNameToStrW(CAPI.X509_ASN_ENCODING | CAPI.PKCS_7_ASN_ENCODING,
pNameBlob,
dwStrType,
SafeLocalAllocHandle.InvalidHandle,
0);
if (cchDecoded == 0)
throw new CryptographicException(CAPI.CERT_E_INVALID_NAME);
using (SafeLocalAllocHandle pwszDecodeName = CAPI.LocalAlloc(CAPI.LPTR, new IntPtr(2 * cchDecoded))) {
if (CAPI.CertNameToStrW(CAPI.X509_ASN_ENCODING | CAPI.PKCS_7_ASN_ENCODING,
pNameBlob,
dwStrType,
pwszDecodeName,
cchDecoded) == 0)
throw new CryptographicException(CAPI.CERT_E_INVALID_NAME);
return Marshal.PtrToStringUni(pwszDecodeName.DangerousGetHandle());
}
}
}
}
public override string Format (bool multiLine) {
//
// We must override to use the "numeric" pointer version of
// CryptFormatObject, since X509 DN does not have an official OID.
//
// Return empty string if no data to format.
if (m_rawData == null || m_rawData.Length == 0)
return String.Empty;
return CAPI.CryptFormatObject(CAPI.X509_ASN_ENCODING,
multiLine ? CAPI.CRYPT_FORMAT_STR_MULTI_LINE : 0,
new IntPtr(CAPI.X509_NAME),
m_rawData);
}
//
// Private methods.
//
private unsafe static byte[] Encode (string distinguishedName, X500DistinguishedNameFlags flag) {
if (distinguishedName == null)
throw new ArgumentNullException("distinguishedName");
uint cbEncoded = 0;
uint dwStrType = CAPI.CERT_X500_NAME_STR | MapNameToStrFlag(flag);
if (!CAPI.CertStrToNameW(CAPI.X509_ASN_ENCODING | CAPI.PKCS_7_ASN_ENCODING,
distinguishedName,
dwStrType,
IntPtr.Zero,
IntPtr.Zero,
ref cbEncoded,
IntPtr.Zero))
throw new CryptographicException(Marshal.GetLastWin32Error());
byte[] encodedName = new byte[cbEncoded];
fixed (byte * pbEncoded = encodedName) {
if (!CAPI.CertStrToNameW(CAPI.X509_ASN_ENCODING | CAPI.PKCS_7_ASN_ENCODING,
distinguishedName,
dwStrType,
IntPtr.Zero,
new IntPtr(pbEncoded),
ref cbEncoded,
IntPtr.Zero))
throw new CryptographicException(Marshal.GetLastWin32Error());
}
return encodedName;
}
private static uint MapNameToStrFlag (X500DistinguishedNameFlags flag) {
// All values or'ed together. Change this if you add values to the enumeration.
uint allFlags = 0x71F1;
uint dwFlags = (uint) flag;
if ((dwFlags & ~allFlags) != 0)
throw new ArgumentException(String.Format(CultureInfo.CurrentCulture, SR.GetString(SR.Arg_EnumIllegalVal), "flag"));
uint dwStrType = 0;
if (dwFlags != 0) {
if ((flag & X500DistinguishedNameFlags.Reversed) == X500DistinguishedNameFlags.Reversed)
dwStrType |= CAPI.CERT_NAME_STR_REVERSE_FLAG;
if ((flag & X500DistinguishedNameFlags.UseSemicolons) == X500DistinguishedNameFlags.UseSemicolons)
dwStrType |= CAPI.CERT_NAME_STR_SEMICOLON_FLAG;
else if ((flag & X500DistinguishedNameFlags.UseCommas) == X500DistinguishedNameFlags.UseCommas)
dwStrType |= CAPI.CERT_NAME_STR_COMMA_FLAG;
else if ((flag & X500DistinguishedNameFlags.UseNewLines) == X500DistinguishedNameFlags.UseNewLines)
dwStrType |= CAPI.CERT_NAME_STR_CRLF_FLAG;
if ((flag & X500DistinguishedNameFlags.DoNotUsePlusSign) == X500DistinguishedNameFlags.DoNotUsePlusSign)
dwStrType |= CAPI.CERT_NAME_STR_NO_PLUS_FLAG;
if ((flag & X500DistinguishedNameFlags.DoNotUseQuotes) == X500DistinguishedNameFlags.DoNotUseQuotes)
dwStrType |= CAPI.CERT_NAME_STR_NO_QUOTING_FLAG;
if ((flag & X500DistinguishedNameFlags.ForceUTF8Encoding) == X500DistinguishedNameFlags.ForceUTF8Encoding)
dwStrType |= CAPI.CERT_NAME_STR_FORCE_UTF8_DIR_STR_FLAG;
if ((flag & X500DistinguishedNameFlags.UseUTF8Encoding) == X500DistinguishedNameFlags.UseUTF8Encoding)
dwStrType |= CAPI.CERT_NAME_STR_ENABLE_UTF8_UNICODE_FLAG;
else if ((flag & X500DistinguishedNameFlags.UseT61Encoding) == X500DistinguishedNameFlags.UseT61Encoding)
dwStrType |= CAPI.CERT_NAME_STR_ENABLE_T61_UNICODE_FLAG;
}
return dwStrType;
}
}
}
// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
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