Code:
/ Net / Net / 3.5.50727.3053 / DEVDIV / depot / DevDiv / releases / whidbey / netfxsp / ndp / clr / src / BCL / System / Security / Cryptography / CryptoConfig.cs / 1 / CryptoConfig.cs
// ==++==
//
// Copyright (c) Microsoft Corporation. All rights reserved.
//
// ==--==
//
// CryptoConfig.cs
//
namespace System.Security.Cryptography {
using System;
using System.Collections;
using System.IO;
using System.Reflection;
using System.Security.Cryptography.X509Certificates;
using System.Security.Permissions;
using System.Threading;
using System.Globalization;
using System.Runtime.Versioning;
[System.Runtime.InteropServices.ComVisible(true)]
public class CryptoConfig {
private static Hashtable defaultOidHT = null;
private static Hashtable defaultNameHT = null;
private static string machineConfigDir = System.Security.Util.Config.MachineDirectory;
private static Hashtable machineOidHT = null;
private static Hashtable machineNameHT = null;
private static string machineConfigFilename = "machine.config";
private static bool isInitialized = false;
private static string _Version = null;
// Private object for locking instead of locking on a public type for SQL reliability work.
private static Object s_InternalSyncObject;
private static Object InternalSyncObject {
get {
if (s_InternalSyncObject == null) {
Object o = new Object();
Interlocked.CompareExchange(ref s_InternalSyncObject, o, null);
}
return s_InternalSyncObject;
}
}
private static Hashtable DefaultOidHT {
get {
if (defaultOidHT == null) {
Hashtable ht = new Hashtable(StringComparer.OrdinalIgnoreCase);
ht.Add("SHA", Constants.OID_OIWSEC_SHA1);
ht.Add("SHA1", Constants.OID_OIWSEC_SHA1);
ht.Add("System.Security.Cryptography.SHA1", Constants.OID_OIWSEC_SHA1);
ht.Add("System.Security.Cryptography.SHA1CryptoServiceProvider", Constants.OID_OIWSEC_SHA1);
ht.Add("System.Security.Cryptography.SHA1Managed", Constants.OID_OIWSEC_SHA1);
ht.Add("SHA256", Constants.OID_OIWSEC_SHA256);
ht.Add("System.Security.Cryptography.SHA256", Constants.OID_OIWSEC_SHA256);
ht.Add("System.Security.Cryptography.SHA256Managed", Constants.OID_OIWSEC_SHA256);
ht.Add("SHA384", Constants.OID_OIWSEC_SHA384);
ht.Add("System.Security.Cryptography.SHA384", Constants.OID_OIWSEC_SHA384);
ht.Add("System.Security.Cryptography.SHA384Managed", Constants.OID_OIWSEC_SHA384);
ht.Add("SHA512", Constants.OID_OIWSEC_SHA512);
ht.Add("System.Security.Cryptography.SHA512", Constants.OID_OIWSEC_SHA512);
ht.Add("System.Security.Cryptography.SHA512Managed", Constants.OID_OIWSEC_SHA512);
ht.Add("RIPEMD160", Constants.OID_OIWSEC_RIPEMD160);
ht.Add("System.Security.Cryptography.RIPEMD160", Constants.OID_OIWSEC_RIPEMD160);
ht.Add("System.Security.Cryptography.RIPEMD160Managed", Constants.OID_OIWSEC_RIPEMD160);
ht.Add("MD5", Constants.OID_RSA_MD5);
ht.Add("System.Security.Cryptography.MD5", Constants.OID_RSA_MD5);
ht.Add("System.Security.Cryptography.MD5CryptoServiceProvider", Constants.OID_RSA_MD5);
ht.Add("System.Security.Cryptography.MD5Managed", Constants.OID_RSA_MD5);
ht.Add("TripleDESKeyWrap", Constants.OID_RSA_SMIMEalgCMS3DESwrap);
ht.Add("RC2", Constants.OID_RSA_RC2CBC);
ht.Add("System.Security.Cryptography.RC2CryptoServiceProvider", Constants.OID_RSA_RC2CBC);
ht.Add("DES", Constants.OID_OIWSEC_desCBC);
ht.Add("System.Security.Cryptography.DESCryptoServiceProvider", Constants.OID_OIWSEC_desCBC);
ht.Add("TripleDES", Constants.OID_RSA_DES_EDE3_CBC);
ht.Add("System.Security.Cryptography.TripleDESCryptoServiceProvider", Constants.OID_RSA_DES_EDE3_CBC);
defaultOidHT = ht;
}
return defaultOidHT;
}
}
private static Hashtable DefaultNameHT {
get {
if (defaultNameHT == null) {
Hashtable ht = new Hashtable(StringComparer.OrdinalIgnoreCase);
Type SHA1CryptoServiceProviderType = typeof(System.Security.Cryptography.SHA1CryptoServiceProvider);
Type MD5CryptoServiceProviderType = typeof(System.Security.Cryptography.MD5CryptoServiceProvider);
Type SHA256ManagedType = typeof(SHA256Managed);
Type SHA384ManagedType = typeof(SHA384Managed);
Type SHA512ManagedType = typeof(SHA512Managed);
Type RIPEMD160ManagedType = typeof(System.Security.Cryptography.RIPEMD160Managed);
Type HMACMD5Type = typeof(System.Security.Cryptography.HMACMD5);
Type HMACRIPEMD160Type = typeof(System.Security.Cryptography.HMACRIPEMD160);
Type HMACSHA1Type = typeof(System.Security.Cryptography.HMACSHA1);
Type HMACSHA256Type = typeof(System.Security.Cryptography.HMACSHA256);
Type HMACSHA384Type = typeof(System.Security.Cryptography.HMACSHA384);
Type HMACSHA512Type = typeof(System.Security.Cryptography.HMACSHA512);
Type MAC3DESType = typeof(System.Security.Cryptography.MACTripleDES);
Type RSACryptoServiceProviderType = typeof(System.Security.Cryptography.RSACryptoServiceProvider);
Type DSACryptoServiceProviderType = typeof(System.Security.Cryptography.DSACryptoServiceProvider);
Type DESCryptoServiceProviderType = typeof(System.Security.Cryptography.DESCryptoServiceProvider);
Type TripleDESCryptoServiceProviderType = typeof(System.Security.Cryptography.TripleDESCryptoServiceProvider);
Type RC2CryptoServiceProviderType = typeof(System.Security.Cryptography.RC2CryptoServiceProvider);
Type RijndaelManagedType = typeof(System.Security.Cryptography.RijndaelManaged);
Type DSASignatureDescriptionType = typeof(System.Security.Cryptography.DSASignatureDescription);
Type RSAPKCS1SHA1SignatureDescriptionType = typeof(System.Security.Cryptography.RSAPKCS1SHA1SignatureDescription);
Type RNGCryptoServiceProviderType = typeof(System.Security.Cryptography.RNGCryptoServiceProvider);
// Random number generator
ht.Add("RandomNumberGenerator", RNGCryptoServiceProviderType);
ht.Add("System.Security.Cryptography.RandomNumberGenerator", RNGCryptoServiceProviderType);
// Hash functions
ht.Add("SHA", SHA1CryptoServiceProviderType);
ht.Add("SHA1", SHA1CryptoServiceProviderType);
ht.Add("System.Security.Cryptography.SHA1", SHA1CryptoServiceProviderType);
ht.Add("System.Security.Cryptography.HashAlgorithm", SHA1CryptoServiceProviderType);
ht.Add("MD5", MD5CryptoServiceProviderType);
ht.Add("System.Security.Cryptography.MD5", MD5CryptoServiceProviderType);
ht.Add("SHA256", SHA256ManagedType);
ht.Add("SHA-256", SHA256ManagedType);
ht.Add("System.Security.Cryptography.SHA256", SHA256ManagedType);
ht.Add("SHA384", SHA384ManagedType);
ht.Add("SHA-384", SHA384ManagedType);
ht.Add("System.Security.Cryptography.SHA384", SHA384ManagedType);
ht.Add("SHA512", SHA512ManagedType);
ht.Add("SHA-512", SHA512ManagedType);
ht.Add("System.Security.Cryptography.SHA512", SHA512ManagedType);
ht.Add("RIPEMD160", RIPEMD160ManagedType);
ht.Add("RIPEMD-160", RIPEMD160ManagedType);
ht.Add("System.Security.Cryptography.RIPEMD160", RIPEMD160ManagedType);
ht.Add("System.Security.Cryptography.RIPEMD160Managed", RIPEMD160ManagedType);
// Keyed Hash Algorithms
ht.Add("System.Security.Cryptography.HMAC", HMACSHA1Type);
ht.Add("System.Security.Cryptography.KeyedHashAlgorithm", HMACSHA1Type);
ht.Add("HMACMD5", HMACMD5Type);
ht.Add("System.Security.Cryptography.HMACMD5", HMACMD5Type);
ht.Add("HMACRIPEMD160", HMACRIPEMD160Type);
ht.Add("System.Security.Cryptography.HMACRIPEMD160", HMACRIPEMD160Type);
ht.Add("HMACSHA1", HMACSHA1Type);
ht.Add("System.Security.Cryptography.HMACSHA1", HMACSHA1Type);
ht.Add("HMACSHA256", HMACSHA256Type);
ht.Add("System.Security.Cryptography.HMACSHA256", HMACSHA256Type);
ht.Add("HMACSHA384", HMACSHA384Type);
ht.Add("System.Security.Cryptography.HMACSHA384", HMACSHA384Type);
ht.Add("HMACSHA512", HMACSHA512Type);
ht.Add("System.Security.Cryptography.HMACSHA512", HMACSHA512Type);
ht.Add("MACTripleDES", MAC3DESType);
ht.Add("System.Security.Cryptography.MACTripleDES", MAC3DESType);
// Asymmetric algorithms
ht.Add("RSA", RSACryptoServiceProviderType);
ht.Add("System.Security.Cryptography.RSA", RSACryptoServiceProviderType);
ht.Add("System.Security.Cryptography.AsymmetricAlgorithm", RSACryptoServiceProviderType);
ht.Add("DSA", DSACryptoServiceProviderType);
ht.Add("System.Security.Cryptography.DSA", DSACryptoServiceProviderType);
// Symmetric algorithms
ht.Add("DES", DESCryptoServiceProviderType);
ht.Add("System.Security.Cryptography.DES", DESCryptoServiceProviderType);
ht.Add("3DES", TripleDESCryptoServiceProviderType);
ht.Add("TripleDES", TripleDESCryptoServiceProviderType);
ht.Add("Triple DES", TripleDESCryptoServiceProviderType);
ht.Add("System.Security.Cryptography.TripleDES", TripleDESCryptoServiceProviderType);
ht.Add("RC2", RC2CryptoServiceProviderType);
ht.Add("System.Security.Cryptography.RC2", RC2CryptoServiceProviderType);
ht.Add("Rijndael", RijndaelManagedType);
ht.Add("System.Security.Cryptography.Rijndael", RijndaelManagedType);
// Rijndael is the default symmetric cipher because (a) it's the strongest and (b) we know we have an implementation everywhere
ht.Add("System.Security.Cryptography.SymmetricAlgorithm", RijndaelManagedType);
// Asymmetric signature descriptions
ht.Add("http://www.w3.org/2000/09/xmldsig#dsa-sha1", DSASignatureDescriptionType);
ht.Add("System.Security.Cryptography.DSASignatureDescription", DSASignatureDescriptionType);
ht.Add("http://www.w3.org/2000/09/xmldsig#rsa-sha1", RSAPKCS1SHA1SignatureDescriptionType);
ht.Add("System.Security.Cryptography.RSASignatureDescription", RSAPKCS1SHA1SignatureDescriptionType);
// Xml Dsig/Enc Hash algorithms
ht.Add("http://www.w3.org/2000/09/xmldsig#sha1", SHA1CryptoServiceProviderType);
// Add the other hash algorithms introduced with XML Encryption
ht.Add("http://www.w3.org/2001/04/xmlenc#sha256", SHA256ManagedType);
ht.Add("http://www.w3.org/2001/04/xmlenc#sha512", SHA512ManagedType);
ht.Add("http://www.w3.org/2001/04/xmlenc#ripemd160", RIPEMD160ManagedType);
// Xml Encryption symmetric keys
ht.Add("http://www.w3.org/2001/04/xmlenc#des-cbc", DESCryptoServiceProviderType);
ht.Add("http://www.w3.org/2001/04/xmlenc#tripledes-cbc", TripleDESCryptoServiceProviderType);
ht.Add("http://www.w3.org/2001/04/xmlenc#kw-tripledes", TripleDESCryptoServiceProviderType);
ht.Add("http://www.w3.org/2001/04/xmlenc#aes128-cbc", RijndaelManagedType);
ht.Add("http://www.w3.org/2001/04/xmlenc#kw-aes128", RijndaelManagedType);
ht.Add("http://www.w3.org/2001/04/xmlenc#aes192-cbc", RijndaelManagedType);
ht.Add("http://www.w3.org/2001/04/xmlenc#kw-aes192", RijndaelManagedType);
ht.Add("http://www.w3.org/2001/04/xmlenc#aes256-cbc", RijndaelManagedType);
ht.Add("http://www.w3.org/2001/04/xmlenc#kw-aes256", RijndaelManagedType);
// Xml Dsig Transforms
// First arg must match the constants defined in System.Security.Cryptography.Xml.SignedXml
ht.Add("http://www.w3.org/TR/2001/REC-xml-c14n-20010315", "System.Security.Cryptography.Xml.XmlDsigC14NTransform, System.Security, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, Version=" + _Version);
ht.Add("http://www.w3.org/TR/2001/REC-xml-c14n-20010315#WithComments", "System.Security.Cryptography.Xml.XmlDsigC14NWithCommentsTransform, System.Security, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, Version=" + _Version);
ht.Add("http://www.w3.org/2001/10/xml-exc-c14n#", "System.Security.Cryptography.Xml.XmlDsigExcC14NTransform, System.Security, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, Version=" + _Version);
ht.Add("http://www.w3.org/2001/10/xml-exc-c14n#WithComments", "System.Security.Cryptography.Xml.XmlDsigExcC14NWithCommentsTransform, System.Security, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, Version=" + _Version);
ht.Add("http://www.w3.org/2000/09/xmldsig#base64","System.Security.Cryptography.Xml.XmlDsigBase64Transform, System.Security, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, Version=" + _Version);
ht.Add("http://www.w3.org/TR/1999/REC-xpath-19991116","System.Security.Cryptography.Xml.XmlDsigXPathTransform, System.Security, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, Version=" + _Version);
ht.Add("http://www.w3.org/TR/1999/REC-xslt-19991116", "System.Security.Cryptography.Xml.XmlDsigXsltTransform, System.Security, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, Version=" + _Version);
ht.Add("http://www.w3.org/2000/09/xmldsig#enveloped-signature", "System.Security.Cryptography.Xml.XmlDsigEnvelopedSignatureTransform, System.Security, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, Version=" + _Version);
// the decryption transform
ht.Add("http://www.w3.org/2002/07/decrypt#XML", "System.Security.Cryptography.Xml.XmlDecryptionTransform, System.Security, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, Version=" + _Version);
// Xml licence transform.
ht.Add("urn:mpeg:mpeg21:2003:01-REL-R-NS:licenseTransform", "System.Security.Cryptography.Xml.XmlLicenseTransform, System.Security, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, Version=" + _Version);
// Xml Dsig KeyInfo
// First arg (the key) is formed as elem.NamespaceURI + " " + elem.LocalName
ht.Add("http://www.w3.org/2000/09/xmldsig# X509Data", "System.Security.Cryptography.Xml.KeyInfoX509Data, System.Security, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, Version=" + _Version);
ht.Add("http://www.w3.org/2000/09/xmldsig# KeyName", "System.Security.Cryptography.Xml.KeyInfoName, System.Security, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, Version=" + _Version);
ht.Add("http://www.w3.org/2000/09/xmldsig# KeyValue/DSAKeyValue", "System.Security.Cryptography.Xml.DSAKeyValue, System.Security, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, Version=" + _Version);
ht.Add("http://www.w3.org/2000/09/xmldsig# KeyValue/RSAKeyValue", "System.Security.Cryptography.Xml.RSAKeyValue, System.Security, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, Version=" + _Version);
ht.Add("http://www.w3.org/2000/09/xmldsig# RetrievalMethod", "System.Security.Cryptography.Xml.KeyInfoRetrievalMethod, System.Security, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, Version=" + _Version);
// Xml EncryptedKey
ht.Add("http://www.w3.org/2001/04/xmlenc# EncryptedKey", "System.Security.Cryptography.Xml.KeyInfoEncryptedKey, System.Security, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, Version=" + _Version);
// Xml Dsig-more Uri's as defined in http://www.ietf.org/internet-drafts/draft-eastlake-xmldsig-uri-02.txt
ht.Add("http://www.w3.org/2001/04/xmldsig-more#md5", MD5CryptoServiceProviderType);
ht.Add("http://www.w3.org/2001/04/xmldsig-more#sha384", SHA384ManagedType);
ht.Add("http://www.w3.org/2001/04/xmldsig-more#hmac-ripemd160", HMACRIPEMD160Type);
ht.Add("http://www.w3.org/2001/04/xmldsig-more#hmac-sha256", HMACSHA256Type);
ht.Add("http://www.w3.org/2001/04/xmldsig-more#hmac-sha384", HMACSHA384Type);
ht.Add("http://www.w3.org/2001/04/xmldsig-more#hmac-sha512", HMACSHA512Type);
// X509 Extensions (custom decoders)
// Basic Constraints OID value
ht.Add("2.5.29.10", "System.Security.Cryptography.X509Certificates.X509BasicConstraintsExtension, System, Culture=neutral, PublicKeyToken=b77a5c561934e089, Version=" + _Version);
ht.Add("2.5.29.19", "System.Security.Cryptography.X509Certificates.X509BasicConstraintsExtension, System, Culture=neutral, PublicKeyToken=b77a5c561934e089, Version=" + _Version);
// Subject Key Identifier OID value
ht.Add("2.5.29.14", "System.Security.Cryptography.X509Certificates.X509SubjectKeyIdentifierExtension, System, Culture=neutral, PublicKeyToken=b77a5c561934e089, Version=" + _Version);
// Key Usage OID value
ht.Add("2.5.29.15", "System.Security.Cryptography.X509Certificates.X509KeyUsageExtension, System, Culture=neutral, PublicKeyToken=b77a5c561934e089, Version=" + _Version);
// Enhanced Key Usage OID value
ht.Add("2.5.29.37", "System.Security.Cryptography.X509Certificates.X509EnhancedKeyUsageExtension, System, Culture=neutral, PublicKeyToken=b77a5c561934e089, Version=" + _Version);
// X509Chain class can be overridden to use a different chain engine.
ht.Add("X509Chain", "System.Security.Cryptography.X509Certificates.X509Chain, System, Culture=neutral, PublicKeyToken=b77a5c561934e089, Version=" + _Version);
// PKCS9 attributes
ht.Add("1.2.840.113549.1.9.3", "System.Security.Cryptography.Pkcs.Pkcs9ContentType, System.Security, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, Version=" + _Version);
ht.Add("1.2.840.113549.1.9.4", "System.Security.Cryptography.Pkcs.Pkcs9MessageDigest, System.Security, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, Version=" + _Version);
ht.Add("1.2.840.113549.1.9.5", "System.Security.Cryptography.Pkcs.Pkcs9SigningTime, System.Security, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, Version=" + _Version);
ht.Add("1.3.6.1.4.1.311.88.2.1", "System.Security.Cryptography.Pkcs.Pkcs9DocumentName, System.Security, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, Version=" + _Version);
ht.Add("1.3.6.1.4.1.311.88.2.2", "System.Security.Cryptography.Pkcs.Pkcs9DocumentDescription, System.Security, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, Version=" + _Version);
defaultNameHT = ht;
}
return defaultNameHT;
}
}
[ResourceExposure(ResourceScope.None)]
[ResourceConsumption(ResourceScope.Machine, ResourceScope.Machine)]
private static void InitializeConfigInfo() {
// set up the version string
Type myType = typeof(CryptoConfig);
_Version = myType.Assembly.GetVersion().ToString();
if ((machineNameHT == null) && (machineOidHT == null)) {
lock(InternalSyncObject) {
String machineConfigFile = machineConfigDir + machineConfigFilename;
// we need to assert here the right to read the machineConfigFile, since
// the parser now checks for this right.
(new FileIOPermission(FileIOPermissionAccess.Read, machineConfigFile)).Assert();
if (File.Exists(machineConfigFile)) {
ConfigTreeParser parser = new ConfigTreeParser();
ConfigNode rootNode = parser.Parse(machineConfigFile, "configuration");
if (rootNode == null) goto endInitialization;
// now, find the mscorlib tag with our version
ArrayList rootChildren = rootNode.Children;
ConfigNode mscorlibNode = null;
foreach (ConfigNode node in rootChildren) {
if (node.Name.Equals("mscorlib")) {
ArrayList attribs = node.Attributes;
if (attribs.Count > 0) {
DictionaryEntry attribute = (DictionaryEntry) node.Attributes[0];
if (attribute.Key.Equals("version")) {
if (attribute.Value.Equals(_Version)) {
mscorlibNode = node;
break;
}
}
}
else mscorlibNode = node;
}
}
if (mscorlibNode == null) goto endInitialization;
// look for cryptosettings
ArrayList mscorlibChildren = mscorlibNode.Children;
ConfigNode cryptoSettings = null;
foreach (ConfigNode node in mscorlibChildren) {
// take the first one that matches
if (node.Name.Equals("cryptographySettings")) {
cryptoSettings = node;
break;
}
}
if (cryptoSettings == null) goto endInitialization;
// See if there's a CryptoNameMapping section (at most one)
ConfigNode cryptoNameMapping = null;
foreach (ConfigNode node in cryptoSettings.Children) {
if (node.Name.Equals("cryptoNameMapping")) {
cryptoNameMapping = node;
break;
}
}
if (cryptoNameMapping == null) goto initializeOIDMap;
// We have a name mapping section, so now we have to build up the type aliases
// in CryptoClass elements and the mappings.
ArrayList cryptoNameMappingChildren = cryptoNameMapping.Children;
ConfigNode cryptoClasses = null;
// find the cryptoClases element
foreach (ConfigNode node in cryptoNameMappingChildren) {
if (node.Name.Equals("cryptoClasses")) {
cryptoClasses = node;
break;
}
}
// if we didn't find it, no mappings
if (cryptoClasses == null) goto initializeOIDMap;
Hashtable typeAliases = new Hashtable();
Hashtable nameMappings = new Hashtable();
foreach (ConfigNode node in cryptoClasses.Children) {
if (node.Name.Equals("cryptoClass")) {
if (node.Attributes.Count > 0) {
DictionaryEntry attribute = (DictionaryEntry) node.Attributes[0];
typeAliases.Add(attribute.Key,attribute.Value);
}
}
}
// Now process the name mappings
foreach (ConfigNode node in cryptoNameMappingChildren) {
if (node.Name.Equals("nameEntry")) {
String friendlyName = null;
String className = null;
foreach (DictionaryEntry attribNode in node.Attributes) {
if (((String) attribNode.Key).Equals("name")) {
friendlyName = (String) attribNode.Value;
continue;
}
if (((String) attribNode.Key).Equals("class")) {
className = (String) attribNode.Value;
continue;
}
}
if ((friendlyName != null) && (className != null)) {
String typeName = (String) typeAliases[className];
if (typeName != null) {
nameMappings.Add(friendlyName,typeName);
}
}
}
}
machineNameHT = nameMappings;
initializeOIDMap:
// Now, process the OID mappings
// See if there's an oidMap section (at most one)
ConfigNode oidMapNode = null;
foreach (ConfigNode node in cryptoSettings.Children) {
if (node.Name.Equals("oidMap")) {
oidMapNode = node;
break;
}
}
if (oidMapNode == null) goto endInitialization;
Hashtable oidMapHT = new Hashtable();
foreach (ConfigNode node in oidMapNode.Children) {
if (node.Name.Equals("oidEntry")) {
String oidString = null;
String friendlyName = null;
foreach (DictionaryEntry attribNode in node.Attributes) {
if (((String) attribNode.Key).Equals("OID")) {
oidString = (String) attribNode.Value;
continue;
}
if (((String) attribNode.Key).Equals("name")) {
friendlyName = (String) attribNode.Value;
continue;
}
}
if ((friendlyName != null) && (oidString != null)) {
oidMapHT.Add(friendlyName,oidString);
}
}
}
machineOidHT = oidMapHT;
}
}
}
endInitialization:
isInitialized = true;
}
public static object CreateFromName (string name, params object[] args) {
if (name == null)
throw new ArgumentNullException("name");
Type retvalType = null;
Object retval;
// First we'll do the machine-wide stuff, initializing if necessary
if (!isInitialized) {
InitializeConfigInfo();
}
// Search the machine table
if (machineNameHT != null) {
String retvalTypeString = (String) machineNameHT[name];
if (retvalTypeString != null) {
retvalType = Type.GetType(retvalTypeString, false, false);
if (retvalType != null && !retvalType.IsVisible)
retvalType = null;
}
}
// If we didn't find it in the machine-wide table, look in the default table
if (retvalType == null) {
// We allow the default table to Types and Strings
// Types get used for other stuff in mscorlib.dll
// strings get used for delay-loaded stuff like System.Security.dll
Object retvalObj = DefaultNameHT[name];
if (retvalObj != null) {
if (retvalObj is Type) {
retvalType = (Type) retvalObj;
} else if (retvalObj is String) {
retvalType = Type.GetType((String) retvalObj, false, false);
if (retvalType != null && !retvalType.IsVisible)
retvalType = null;
}
}
}
// Maybe they gave us a classname.
if (retvalType == null) {
retvalType = Type.GetType(name, false, false);
if (retvalType != null && !retvalType.IsVisible)
retvalType = null;
}
// Still null? Then we didn't find it
if (retvalType == null)
return null;
// Perform a CreateInstance by hand so we can check that the
// constructor doesn't have a linktime demand attached (which would
// be incorrrectly applied against mscorlib otherwise).
RuntimeType rtType = retvalType as RuntimeType;
if (rtType == null)
return null;
if (args == null)
args = new Object[]{};
// Locate all constructors.
MethodBase[] cons = rtType.GetConstructors(Activator.ConstructorDefault);
if (cons == null)
return null;
ArrayList candidates = new ArrayList();
for (int i = 0; i < cons.Length; i ++) {
MethodBase con = cons[i];
if (con.GetParameters().Length == args.Length) {
candidates.Add(con);
}
}
if (candidates.Count == 0)
return null;
cons = candidates.ToArray(typeof(MethodBase)) as MethodBase[];
// Bind to matching ctor.
Object state;
RuntimeConstructorInfo rci = Type.DefaultBinder.BindToMethod(Activator.ConstructorDefault,
cons,
ref args,
null,
null,
null,
out state) as RuntimeConstructorInfo;
// Check for ctor we don't like (non-existant, delegate or decorated
// with declarative linktime demand).
if (rci == null || typeof(Delegate).IsAssignableFrom(rci.DeclaringType))
return null;
// Ctor invoke (actually causes the allocation as well).
retval = rci.Invoke(Activator.ConstructorDefault, Type.DefaultBinder, args, null);
// Reset any parameter re-ordering performed by the binder.
if (state != null)
Type.DefaultBinder.ReorderArgumentArray(ref args, state);
return retval;
}
public static object CreateFromName (string name) {
return CreateFromName(name, null);
}
public static string MapNameToOID (string name) {
if (name == null)
throw new ArgumentNullException("name");
// First we'll do the machine-wide stuff, initializing if necessary
if (!isInitialized)
InitializeConfigInfo();
string oid = null;
// Search the machine table
if (machineOidHT != null)
oid = machineOidHT[name] as string;
// If we didn't find it in the machine-wide table, look in the default table
if (oid == null)
oid = DefaultOidHT[name] as string;
// Try the CAPI table association
if (oid == null)
oid = X509Utils._GetOidFromFriendlyName(name);
return oid;
}
static public byte[] EncodeOID (string str) {
if (str == null) {
throw new ArgumentNullException("str");
}
char[] sepArray = { '.' }; // valid ASN.1 separators
String[] oidString = str.Split(sepArray);
uint[] oidNums = new uint[oidString.Length];
for (int i = 0; i < oidString.Length; i++) {
oidNums[i] = (uint) Int32.Parse(oidString[i], CultureInfo.InvariantCulture);
}
// Allocate the array to receive encoded oidNums
byte[] encodedOidNums = new byte[oidNums.Length * 5]; // this is guaranteed to be longer than necessary
int encodedOidNumsIndex = 0;
// Handle the first two oidNums special
if (oidNums.Length < 2) {
throw new CryptographicUnexpectedOperationException(Environment.GetResourceString("Cryptography_InvalidOID"));
}
uint firstTwoOidNums = (oidNums[0] * 40) + oidNums[1];
byte[] retval = EncodeSingleOIDNum(firstTwoOidNums);
Array.Copy(retval, 0, encodedOidNums, encodedOidNumsIndex, retval.Length);
encodedOidNumsIndex += retval.Length;
for (int i = 2; i < oidNums.Length; i++) {
retval = EncodeSingleOIDNum(oidNums[i]);
Buffer.InternalBlockCopy(retval, 0, encodedOidNums, encodedOidNumsIndex, retval.Length);
encodedOidNumsIndex += retval.Length;
}
// final return value is 06 || encodedOidNums
if (encodedOidNumsIndex > 0x7f) {
throw new CryptographicUnexpectedOperationException(Environment.GetResourceString("Cryptography_Config_EncodedOIDError"));
}
retval = new byte[ encodedOidNumsIndex + 2];
retval[0] = (byte) 0x06;
retval[1] = (byte) encodedOidNumsIndex;
Buffer.InternalBlockCopy(encodedOidNums, 0, retval, 2, encodedOidNumsIndex);
return retval;
}
static private byte[] EncodeSingleOIDNum(uint dwValue) {
byte[] retval;
if ((int)dwValue < 0x80) {
retval = new byte[1];
retval[0] = (byte) dwValue;
return retval;
}
else if (dwValue < 0x4000) {
retval = new byte[2];
retval[0] = (byte) ((dwValue >> 7) | 0x80);
retval[1] = (byte) (dwValue & 0x7f);
return retval;
}
else if (dwValue < 0x200000) {
retval = new byte[3];
retval[0] = (byte) ((dwValue >> 14) | 0x80);
retval[1] = (byte) ((dwValue >> 7) | 0x80);
retval[2] = (byte) (dwValue & 0x7f);
return retval;
}
else if (dwValue < 0x10000000) {
retval = new byte[4];
retval[0] = (byte) ((dwValue >> 21) | 0x80);
retval[1] = (byte) ((dwValue >> 14) | 0x80);
retval[2] = (byte) ((dwValue >> 7) | 0x80);
retval[3] = (byte) (dwValue & 0x7f);
return retval;
}
else {
retval = new byte[5];
retval[0] = (byte) ((dwValue >> 28) | 0x80);
retval[1] = (byte) ((dwValue >> 21) | 0x80);
retval[2] = (byte) ((dwValue >> 14) | 0x80);
retval[3] = (byte) ((dwValue >> 7) | 0x80);
retval[4] = (byte) (dwValue & 0x7f);
return retval;
}
}
}
}
// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
// ==++==
//
// Copyright (c) Microsoft Corporation. All rights reserved.
//
// ==--==
//
// CryptoConfig.cs
//
namespace System.Security.Cryptography {
using System;
using System.Collections;
using System.IO;
using System.Reflection;
using System.Security.Cryptography.X509Certificates;
using System.Security.Permissions;
using System.Threading;
using System.Globalization;
using System.Runtime.Versioning;
[System.Runtime.InteropServices.ComVisible(true)]
public class CryptoConfig {
private static Hashtable defaultOidHT = null;
private static Hashtable defaultNameHT = null;
private static string machineConfigDir = System.Security.Util.Config.MachineDirectory;
private static Hashtable machineOidHT = null;
private static Hashtable machineNameHT = null;
private static string machineConfigFilename = "machine.config";
private static bool isInitialized = false;
private static string _Version = null;
// Private object for locking instead of locking on a public type for SQL reliability work.
private static Object s_InternalSyncObject;
private static Object InternalSyncObject {
get {
if (s_InternalSyncObject == null) {
Object o = new Object();
Interlocked.CompareExchange(ref s_InternalSyncObject, o, null);
}
return s_InternalSyncObject;
}
}
private static Hashtable DefaultOidHT {
get {
if (defaultOidHT == null) {
Hashtable ht = new Hashtable(StringComparer.OrdinalIgnoreCase);
ht.Add("SHA", Constants.OID_OIWSEC_SHA1);
ht.Add("SHA1", Constants.OID_OIWSEC_SHA1);
ht.Add("System.Security.Cryptography.SHA1", Constants.OID_OIWSEC_SHA1);
ht.Add("System.Security.Cryptography.SHA1CryptoServiceProvider", Constants.OID_OIWSEC_SHA1);
ht.Add("System.Security.Cryptography.SHA1Managed", Constants.OID_OIWSEC_SHA1);
ht.Add("SHA256", Constants.OID_OIWSEC_SHA256);
ht.Add("System.Security.Cryptography.SHA256", Constants.OID_OIWSEC_SHA256);
ht.Add("System.Security.Cryptography.SHA256Managed", Constants.OID_OIWSEC_SHA256);
ht.Add("SHA384", Constants.OID_OIWSEC_SHA384);
ht.Add("System.Security.Cryptography.SHA384", Constants.OID_OIWSEC_SHA384);
ht.Add("System.Security.Cryptography.SHA384Managed", Constants.OID_OIWSEC_SHA384);
ht.Add("SHA512", Constants.OID_OIWSEC_SHA512);
ht.Add("System.Security.Cryptography.SHA512", Constants.OID_OIWSEC_SHA512);
ht.Add("System.Security.Cryptography.SHA512Managed", Constants.OID_OIWSEC_SHA512);
ht.Add("RIPEMD160", Constants.OID_OIWSEC_RIPEMD160);
ht.Add("System.Security.Cryptography.RIPEMD160", Constants.OID_OIWSEC_RIPEMD160);
ht.Add("System.Security.Cryptography.RIPEMD160Managed", Constants.OID_OIWSEC_RIPEMD160);
ht.Add("MD5", Constants.OID_RSA_MD5);
ht.Add("System.Security.Cryptography.MD5", Constants.OID_RSA_MD5);
ht.Add("System.Security.Cryptography.MD5CryptoServiceProvider", Constants.OID_RSA_MD5);
ht.Add("System.Security.Cryptography.MD5Managed", Constants.OID_RSA_MD5);
ht.Add("TripleDESKeyWrap", Constants.OID_RSA_SMIMEalgCMS3DESwrap);
ht.Add("RC2", Constants.OID_RSA_RC2CBC);
ht.Add("System.Security.Cryptography.RC2CryptoServiceProvider", Constants.OID_RSA_RC2CBC);
ht.Add("DES", Constants.OID_OIWSEC_desCBC);
ht.Add("System.Security.Cryptography.DESCryptoServiceProvider", Constants.OID_OIWSEC_desCBC);
ht.Add("TripleDES", Constants.OID_RSA_DES_EDE3_CBC);
ht.Add("System.Security.Cryptography.TripleDESCryptoServiceProvider", Constants.OID_RSA_DES_EDE3_CBC);
defaultOidHT = ht;
}
return defaultOidHT;
}
}
private static Hashtable DefaultNameHT {
get {
if (defaultNameHT == null) {
Hashtable ht = new Hashtable(StringComparer.OrdinalIgnoreCase);
Type SHA1CryptoServiceProviderType = typeof(System.Security.Cryptography.SHA1CryptoServiceProvider);
Type MD5CryptoServiceProviderType = typeof(System.Security.Cryptography.MD5CryptoServiceProvider);
Type SHA256ManagedType = typeof(SHA256Managed);
Type SHA384ManagedType = typeof(SHA384Managed);
Type SHA512ManagedType = typeof(SHA512Managed);
Type RIPEMD160ManagedType = typeof(System.Security.Cryptography.RIPEMD160Managed);
Type HMACMD5Type = typeof(System.Security.Cryptography.HMACMD5);
Type HMACRIPEMD160Type = typeof(System.Security.Cryptography.HMACRIPEMD160);
Type HMACSHA1Type = typeof(System.Security.Cryptography.HMACSHA1);
Type HMACSHA256Type = typeof(System.Security.Cryptography.HMACSHA256);
Type HMACSHA384Type = typeof(System.Security.Cryptography.HMACSHA384);
Type HMACSHA512Type = typeof(System.Security.Cryptography.HMACSHA512);
Type MAC3DESType = typeof(System.Security.Cryptography.MACTripleDES);
Type RSACryptoServiceProviderType = typeof(System.Security.Cryptography.RSACryptoServiceProvider);
Type DSACryptoServiceProviderType = typeof(System.Security.Cryptography.DSACryptoServiceProvider);
Type DESCryptoServiceProviderType = typeof(System.Security.Cryptography.DESCryptoServiceProvider);
Type TripleDESCryptoServiceProviderType = typeof(System.Security.Cryptography.TripleDESCryptoServiceProvider);
Type RC2CryptoServiceProviderType = typeof(System.Security.Cryptography.RC2CryptoServiceProvider);
Type RijndaelManagedType = typeof(System.Security.Cryptography.RijndaelManaged);
Type DSASignatureDescriptionType = typeof(System.Security.Cryptography.DSASignatureDescription);
Type RSAPKCS1SHA1SignatureDescriptionType = typeof(System.Security.Cryptography.RSAPKCS1SHA1SignatureDescription);
Type RNGCryptoServiceProviderType = typeof(System.Security.Cryptography.RNGCryptoServiceProvider);
// Random number generator
ht.Add("RandomNumberGenerator", RNGCryptoServiceProviderType);
ht.Add("System.Security.Cryptography.RandomNumberGenerator", RNGCryptoServiceProviderType);
// Hash functions
ht.Add("SHA", SHA1CryptoServiceProviderType);
ht.Add("SHA1", SHA1CryptoServiceProviderType);
ht.Add("System.Security.Cryptography.SHA1", SHA1CryptoServiceProviderType);
ht.Add("System.Security.Cryptography.HashAlgorithm", SHA1CryptoServiceProviderType);
ht.Add("MD5", MD5CryptoServiceProviderType);
ht.Add("System.Security.Cryptography.MD5", MD5CryptoServiceProviderType);
ht.Add("SHA256", SHA256ManagedType);
ht.Add("SHA-256", SHA256ManagedType);
ht.Add("System.Security.Cryptography.SHA256", SHA256ManagedType);
ht.Add("SHA384", SHA384ManagedType);
ht.Add("SHA-384", SHA384ManagedType);
ht.Add("System.Security.Cryptography.SHA384", SHA384ManagedType);
ht.Add("SHA512", SHA512ManagedType);
ht.Add("SHA-512", SHA512ManagedType);
ht.Add("System.Security.Cryptography.SHA512", SHA512ManagedType);
ht.Add("RIPEMD160", RIPEMD160ManagedType);
ht.Add("RIPEMD-160", RIPEMD160ManagedType);
ht.Add("System.Security.Cryptography.RIPEMD160", RIPEMD160ManagedType);
ht.Add("System.Security.Cryptography.RIPEMD160Managed", RIPEMD160ManagedType);
// Keyed Hash Algorithms
ht.Add("System.Security.Cryptography.HMAC", HMACSHA1Type);
ht.Add("System.Security.Cryptography.KeyedHashAlgorithm", HMACSHA1Type);
ht.Add("HMACMD5", HMACMD5Type);
ht.Add("System.Security.Cryptography.HMACMD5", HMACMD5Type);
ht.Add("HMACRIPEMD160", HMACRIPEMD160Type);
ht.Add("System.Security.Cryptography.HMACRIPEMD160", HMACRIPEMD160Type);
ht.Add("HMACSHA1", HMACSHA1Type);
ht.Add("System.Security.Cryptography.HMACSHA1", HMACSHA1Type);
ht.Add("HMACSHA256", HMACSHA256Type);
ht.Add("System.Security.Cryptography.HMACSHA256", HMACSHA256Type);
ht.Add("HMACSHA384", HMACSHA384Type);
ht.Add("System.Security.Cryptography.HMACSHA384", HMACSHA384Type);
ht.Add("HMACSHA512", HMACSHA512Type);
ht.Add("System.Security.Cryptography.HMACSHA512", HMACSHA512Type);
ht.Add("MACTripleDES", MAC3DESType);
ht.Add("System.Security.Cryptography.MACTripleDES", MAC3DESType);
// Asymmetric algorithms
ht.Add("RSA", RSACryptoServiceProviderType);
ht.Add("System.Security.Cryptography.RSA", RSACryptoServiceProviderType);
ht.Add("System.Security.Cryptography.AsymmetricAlgorithm", RSACryptoServiceProviderType);
ht.Add("DSA", DSACryptoServiceProviderType);
ht.Add("System.Security.Cryptography.DSA", DSACryptoServiceProviderType);
// Symmetric algorithms
ht.Add("DES", DESCryptoServiceProviderType);
ht.Add("System.Security.Cryptography.DES", DESCryptoServiceProviderType);
ht.Add("3DES", TripleDESCryptoServiceProviderType);
ht.Add("TripleDES", TripleDESCryptoServiceProviderType);
ht.Add("Triple DES", TripleDESCryptoServiceProviderType);
ht.Add("System.Security.Cryptography.TripleDES", TripleDESCryptoServiceProviderType);
ht.Add("RC2", RC2CryptoServiceProviderType);
ht.Add("System.Security.Cryptography.RC2", RC2CryptoServiceProviderType);
ht.Add("Rijndael", RijndaelManagedType);
ht.Add("System.Security.Cryptography.Rijndael", RijndaelManagedType);
// Rijndael is the default symmetric cipher because (a) it's the strongest and (b) we know we have an implementation everywhere
ht.Add("System.Security.Cryptography.SymmetricAlgorithm", RijndaelManagedType);
// Asymmetric signature descriptions
ht.Add("http://www.w3.org/2000/09/xmldsig#dsa-sha1", DSASignatureDescriptionType);
ht.Add("System.Security.Cryptography.DSASignatureDescription", DSASignatureDescriptionType);
ht.Add("http://www.w3.org/2000/09/xmldsig#rsa-sha1", RSAPKCS1SHA1SignatureDescriptionType);
ht.Add("System.Security.Cryptography.RSASignatureDescription", RSAPKCS1SHA1SignatureDescriptionType);
// Xml Dsig/Enc Hash algorithms
ht.Add("http://www.w3.org/2000/09/xmldsig#sha1", SHA1CryptoServiceProviderType);
// Add the other hash algorithms introduced with XML Encryption
ht.Add("http://www.w3.org/2001/04/xmlenc#sha256", SHA256ManagedType);
ht.Add("http://www.w3.org/2001/04/xmlenc#sha512", SHA512ManagedType);
ht.Add("http://www.w3.org/2001/04/xmlenc#ripemd160", RIPEMD160ManagedType);
// Xml Encryption symmetric keys
ht.Add("http://www.w3.org/2001/04/xmlenc#des-cbc", DESCryptoServiceProviderType);
ht.Add("http://www.w3.org/2001/04/xmlenc#tripledes-cbc", TripleDESCryptoServiceProviderType);
ht.Add("http://www.w3.org/2001/04/xmlenc#kw-tripledes", TripleDESCryptoServiceProviderType);
ht.Add("http://www.w3.org/2001/04/xmlenc#aes128-cbc", RijndaelManagedType);
ht.Add("http://www.w3.org/2001/04/xmlenc#kw-aes128", RijndaelManagedType);
ht.Add("http://www.w3.org/2001/04/xmlenc#aes192-cbc", RijndaelManagedType);
ht.Add("http://www.w3.org/2001/04/xmlenc#kw-aes192", RijndaelManagedType);
ht.Add("http://www.w3.org/2001/04/xmlenc#aes256-cbc", RijndaelManagedType);
ht.Add("http://www.w3.org/2001/04/xmlenc#kw-aes256", RijndaelManagedType);
// Xml Dsig Transforms
// First arg must match the constants defined in System.Security.Cryptography.Xml.SignedXml
ht.Add("http://www.w3.org/TR/2001/REC-xml-c14n-20010315", "System.Security.Cryptography.Xml.XmlDsigC14NTransform, System.Security, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, Version=" + _Version);
ht.Add("http://www.w3.org/TR/2001/REC-xml-c14n-20010315#WithComments", "System.Security.Cryptography.Xml.XmlDsigC14NWithCommentsTransform, System.Security, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, Version=" + _Version);
ht.Add("http://www.w3.org/2001/10/xml-exc-c14n#", "System.Security.Cryptography.Xml.XmlDsigExcC14NTransform, System.Security, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, Version=" + _Version);
ht.Add("http://www.w3.org/2001/10/xml-exc-c14n#WithComments", "System.Security.Cryptography.Xml.XmlDsigExcC14NWithCommentsTransform, System.Security, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, Version=" + _Version);
ht.Add("http://www.w3.org/2000/09/xmldsig#base64","System.Security.Cryptography.Xml.XmlDsigBase64Transform, System.Security, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, Version=" + _Version);
ht.Add("http://www.w3.org/TR/1999/REC-xpath-19991116","System.Security.Cryptography.Xml.XmlDsigXPathTransform, System.Security, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, Version=" + _Version);
ht.Add("http://www.w3.org/TR/1999/REC-xslt-19991116", "System.Security.Cryptography.Xml.XmlDsigXsltTransform, System.Security, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, Version=" + _Version);
ht.Add("http://www.w3.org/2000/09/xmldsig#enveloped-signature", "System.Security.Cryptography.Xml.XmlDsigEnvelopedSignatureTransform, System.Security, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, Version=" + _Version);
// the decryption transform
ht.Add("http://www.w3.org/2002/07/decrypt#XML", "System.Security.Cryptography.Xml.XmlDecryptionTransform, System.Security, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, Version=" + _Version);
// Xml licence transform.
ht.Add("urn:mpeg:mpeg21:2003:01-REL-R-NS:licenseTransform", "System.Security.Cryptography.Xml.XmlLicenseTransform, System.Security, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, Version=" + _Version);
// Xml Dsig KeyInfo
// First arg (the key) is formed as elem.NamespaceURI + " " + elem.LocalName
ht.Add("http://www.w3.org/2000/09/xmldsig# X509Data", "System.Security.Cryptography.Xml.KeyInfoX509Data, System.Security, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, Version=" + _Version);
ht.Add("http://www.w3.org/2000/09/xmldsig# KeyName", "System.Security.Cryptography.Xml.KeyInfoName, System.Security, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, Version=" + _Version);
ht.Add("http://www.w3.org/2000/09/xmldsig# KeyValue/DSAKeyValue", "System.Security.Cryptography.Xml.DSAKeyValue, System.Security, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, Version=" + _Version);
ht.Add("http://www.w3.org/2000/09/xmldsig# KeyValue/RSAKeyValue", "System.Security.Cryptography.Xml.RSAKeyValue, System.Security, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, Version=" + _Version);
ht.Add("http://www.w3.org/2000/09/xmldsig# RetrievalMethod", "System.Security.Cryptography.Xml.KeyInfoRetrievalMethod, System.Security, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, Version=" + _Version);
// Xml EncryptedKey
ht.Add("http://www.w3.org/2001/04/xmlenc# EncryptedKey", "System.Security.Cryptography.Xml.KeyInfoEncryptedKey, System.Security, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, Version=" + _Version);
// Xml Dsig-more Uri's as defined in http://www.ietf.org/internet-drafts/draft-eastlake-xmldsig-uri-02.txt
ht.Add("http://www.w3.org/2001/04/xmldsig-more#md5", MD5CryptoServiceProviderType);
ht.Add("http://www.w3.org/2001/04/xmldsig-more#sha384", SHA384ManagedType);
ht.Add("http://www.w3.org/2001/04/xmldsig-more#hmac-ripemd160", HMACRIPEMD160Type);
ht.Add("http://www.w3.org/2001/04/xmldsig-more#hmac-sha256", HMACSHA256Type);
ht.Add("http://www.w3.org/2001/04/xmldsig-more#hmac-sha384", HMACSHA384Type);
ht.Add("http://www.w3.org/2001/04/xmldsig-more#hmac-sha512", HMACSHA512Type);
// X509 Extensions (custom decoders)
// Basic Constraints OID value
ht.Add("2.5.29.10", "System.Security.Cryptography.X509Certificates.X509BasicConstraintsExtension, System, Culture=neutral, PublicKeyToken=b77a5c561934e089, Version=" + _Version);
ht.Add("2.5.29.19", "System.Security.Cryptography.X509Certificates.X509BasicConstraintsExtension, System, Culture=neutral, PublicKeyToken=b77a5c561934e089, Version=" + _Version);
// Subject Key Identifier OID value
ht.Add("2.5.29.14", "System.Security.Cryptography.X509Certificates.X509SubjectKeyIdentifierExtension, System, Culture=neutral, PublicKeyToken=b77a5c561934e089, Version=" + _Version);
// Key Usage OID value
ht.Add("2.5.29.15", "System.Security.Cryptography.X509Certificates.X509KeyUsageExtension, System, Culture=neutral, PublicKeyToken=b77a5c561934e089, Version=" + _Version);
// Enhanced Key Usage OID value
ht.Add("2.5.29.37", "System.Security.Cryptography.X509Certificates.X509EnhancedKeyUsageExtension, System, Culture=neutral, PublicKeyToken=b77a5c561934e089, Version=" + _Version);
// X509Chain class can be overridden to use a different chain engine.
ht.Add("X509Chain", "System.Security.Cryptography.X509Certificates.X509Chain, System, Culture=neutral, PublicKeyToken=b77a5c561934e089, Version=" + _Version);
// PKCS9 attributes
ht.Add("1.2.840.113549.1.9.3", "System.Security.Cryptography.Pkcs.Pkcs9ContentType, System.Security, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, Version=" + _Version);
ht.Add("1.2.840.113549.1.9.4", "System.Security.Cryptography.Pkcs.Pkcs9MessageDigest, System.Security, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, Version=" + _Version);
ht.Add("1.2.840.113549.1.9.5", "System.Security.Cryptography.Pkcs.Pkcs9SigningTime, System.Security, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, Version=" + _Version);
ht.Add("1.3.6.1.4.1.311.88.2.1", "System.Security.Cryptography.Pkcs.Pkcs9DocumentName, System.Security, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, Version=" + _Version);
ht.Add("1.3.6.1.4.1.311.88.2.2", "System.Security.Cryptography.Pkcs.Pkcs9DocumentDescription, System.Security, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, Version=" + _Version);
defaultNameHT = ht;
}
return defaultNameHT;
}
}
[ResourceExposure(ResourceScope.None)]
[ResourceConsumption(ResourceScope.Machine, ResourceScope.Machine)]
private static void InitializeConfigInfo() {
// set up the version string
Type myType = typeof(CryptoConfig);
_Version = myType.Assembly.GetVersion().ToString();
if ((machineNameHT == null) && (machineOidHT == null)) {
lock(InternalSyncObject) {
String machineConfigFile = machineConfigDir + machineConfigFilename;
// we need to assert here the right to read the machineConfigFile, since
// the parser now checks for this right.
(new FileIOPermission(FileIOPermissionAccess.Read, machineConfigFile)).Assert();
if (File.Exists(machineConfigFile)) {
ConfigTreeParser parser = new ConfigTreeParser();
ConfigNode rootNode = parser.Parse(machineConfigFile, "configuration");
if (rootNode == null) goto endInitialization;
// now, find the mscorlib tag with our version
ArrayList rootChildren = rootNode.Children;
ConfigNode mscorlibNode = null;
foreach (ConfigNode node in rootChildren) {
if (node.Name.Equals("mscorlib")) {
ArrayList attribs = node.Attributes;
if (attribs.Count > 0) {
DictionaryEntry attribute = (DictionaryEntry) node.Attributes[0];
if (attribute.Key.Equals("version")) {
if (attribute.Value.Equals(_Version)) {
mscorlibNode = node;
break;
}
}
}
else mscorlibNode = node;
}
}
if (mscorlibNode == null) goto endInitialization;
// look for cryptosettings
ArrayList mscorlibChildren = mscorlibNode.Children;
ConfigNode cryptoSettings = null;
foreach (ConfigNode node in mscorlibChildren) {
// take the first one that matches
if (node.Name.Equals("cryptographySettings")) {
cryptoSettings = node;
break;
}
}
if (cryptoSettings == null) goto endInitialization;
// See if there's a CryptoNameMapping section (at most one)
ConfigNode cryptoNameMapping = null;
foreach (ConfigNode node in cryptoSettings.Children) {
if (node.Name.Equals("cryptoNameMapping")) {
cryptoNameMapping = node;
break;
}
}
if (cryptoNameMapping == null) goto initializeOIDMap;
// We have a name mapping section, so now we have to build up the type aliases
// in CryptoClass elements and the mappings.
ArrayList cryptoNameMappingChildren = cryptoNameMapping.Children;
ConfigNode cryptoClasses = null;
// find the cryptoClases element
foreach (ConfigNode node in cryptoNameMappingChildren) {
if (node.Name.Equals("cryptoClasses")) {
cryptoClasses = node;
break;
}
}
// if we didn't find it, no mappings
if (cryptoClasses == null) goto initializeOIDMap;
Hashtable typeAliases = new Hashtable();
Hashtable nameMappings = new Hashtable();
foreach (ConfigNode node in cryptoClasses.Children) {
if (node.Name.Equals("cryptoClass")) {
if (node.Attributes.Count > 0) {
DictionaryEntry attribute = (DictionaryEntry) node.Attributes[0];
typeAliases.Add(attribute.Key,attribute.Value);
}
}
}
// Now process the name mappings
foreach (ConfigNode node in cryptoNameMappingChildren) {
if (node.Name.Equals("nameEntry")) {
String friendlyName = null;
String className = null;
foreach (DictionaryEntry attribNode in node.Attributes) {
if (((String) attribNode.Key).Equals("name")) {
friendlyName = (String) attribNode.Value;
continue;
}
if (((String) attribNode.Key).Equals("class")) {
className = (String) attribNode.Value;
continue;
}
}
if ((friendlyName != null) && (className != null)) {
String typeName = (String) typeAliases[className];
if (typeName != null) {
nameMappings.Add(friendlyName,typeName);
}
}
}
}
machineNameHT = nameMappings;
initializeOIDMap:
// Now, process the OID mappings
// See if there's an oidMap section (at most one)
ConfigNode oidMapNode = null;
foreach (ConfigNode node in cryptoSettings.Children) {
if (node.Name.Equals("oidMap")) {
oidMapNode = node;
break;
}
}
if (oidMapNode == null) goto endInitialization;
Hashtable oidMapHT = new Hashtable();
foreach (ConfigNode node in oidMapNode.Children) {
if (node.Name.Equals("oidEntry")) {
String oidString = null;
String friendlyName = null;
foreach (DictionaryEntry attribNode in node.Attributes) {
if (((String) attribNode.Key).Equals("OID")) {
oidString = (String) attribNode.Value;
continue;
}
if (((String) attribNode.Key).Equals("name")) {
friendlyName = (String) attribNode.Value;
continue;
}
}
if ((friendlyName != null) && (oidString != null)) {
oidMapHT.Add(friendlyName,oidString);
}
}
}
machineOidHT = oidMapHT;
}
}
}
endInitialization:
isInitialized = true;
}
public static object CreateFromName (string name, params object[] args) {
if (name == null)
throw new ArgumentNullException("name");
Type retvalType = null;
Object retval;
// First we'll do the machine-wide stuff, initializing if necessary
if (!isInitialized) {
InitializeConfigInfo();
}
// Search the machine table
if (machineNameHT != null) {
String retvalTypeString = (String) machineNameHT[name];
if (retvalTypeString != null) {
retvalType = Type.GetType(retvalTypeString, false, false);
if (retvalType != null && !retvalType.IsVisible)
retvalType = null;
}
}
// If we didn't find it in the machine-wide table, look in the default table
if (retvalType == null) {
// We allow the default table to Types and Strings
// Types get used for other stuff in mscorlib.dll
// strings get used for delay-loaded stuff like System.Security.dll
Object retvalObj = DefaultNameHT[name];
if (retvalObj != null) {
if (retvalObj is Type) {
retvalType = (Type) retvalObj;
} else if (retvalObj is String) {
retvalType = Type.GetType((String) retvalObj, false, false);
if (retvalType != null && !retvalType.IsVisible)
retvalType = null;
}
}
}
// Maybe they gave us a classname.
if (retvalType == null) {
retvalType = Type.GetType(name, false, false);
if (retvalType != null && !retvalType.IsVisible)
retvalType = null;
}
// Still null? Then we didn't find it
if (retvalType == null)
return null;
// Perform a CreateInstance by hand so we can check that the
// constructor doesn't have a linktime demand attached (which would
// be incorrrectly applied against mscorlib otherwise).
RuntimeType rtType = retvalType as RuntimeType;
if (rtType == null)
return null;
if (args == null)
args = new Object[]{};
// Locate all constructors.
MethodBase[] cons = rtType.GetConstructors(Activator.ConstructorDefault);
if (cons == null)
return null;
ArrayList candidates = new ArrayList();
for (int i = 0; i < cons.Length; i ++) {
MethodBase con = cons[i];
if (con.GetParameters().Length == args.Length) {
candidates.Add(con);
}
}
if (candidates.Count == 0)
return null;
cons = candidates.ToArray(typeof(MethodBase)) as MethodBase[];
// Bind to matching ctor.
Object state;
RuntimeConstructorInfo rci = Type.DefaultBinder.BindToMethod(Activator.ConstructorDefault,
cons,
ref args,
null,
null,
null,
out state) as RuntimeConstructorInfo;
// Check for ctor we don't like (non-existant, delegate or decorated
// with declarative linktime demand).
if (rci == null || typeof(Delegate).IsAssignableFrom(rci.DeclaringType))
return null;
// Ctor invoke (actually causes the allocation as well).
retval = rci.Invoke(Activator.ConstructorDefault, Type.DefaultBinder, args, null);
// Reset any parameter re-ordering performed by the binder.
if (state != null)
Type.DefaultBinder.ReorderArgumentArray(ref args, state);
return retval;
}
public static object CreateFromName (string name) {
return CreateFromName(name, null);
}
public static string MapNameToOID (string name) {
if (name == null)
throw new ArgumentNullException("name");
// First we'll do the machine-wide stuff, initializing if necessary
if (!isInitialized)
InitializeConfigInfo();
string oid = null;
// Search the machine table
if (machineOidHT != null)
oid = machineOidHT[name] as string;
// If we didn't find it in the machine-wide table, look in the default table
if (oid == null)
oid = DefaultOidHT[name] as string;
// Try the CAPI table association
if (oid == null)
oid = X509Utils._GetOidFromFriendlyName(name);
return oid;
}
static public byte[] EncodeOID (string str) {
if (str == null) {
throw new ArgumentNullException("str");
}
char[] sepArray = { '.' }; // valid ASN.1 separators
String[] oidString = str.Split(sepArray);
uint[] oidNums = new uint[oidString.Length];
for (int i = 0; i < oidString.Length; i++) {
oidNums[i] = (uint) Int32.Parse(oidString[i], CultureInfo.InvariantCulture);
}
// Allocate the array to receive encoded oidNums
byte[] encodedOidNums = new byte[oidNums.Length * 5]; // this is guaranteed to be longer than necessary
int encodedOidNumsIndex = 0;
// Handle the first two oidNums special
if (oidNums.Length < 2) {
throw new CryptographicUnexpectedOperationException(Environment.GetResourceString("Cryptography_InvalidOID"));
}
uint firstTwoOidNums = (oidNums[0] * 40) + oidNums[1];
byte[] retval = EncodeSingleOIDNum(firstTwoOidNums);
Array.Copy(retval, 0, encodedOidNums, encodedOidNumsIndex, retval.Length);
encodedOidNumsIndex += retval.Length;
for (int i = 2; i < oidNums.Length; i++) {
retval = EncodeSingleOIDNum(oidNums[i]);
Buffer.InternalBlockCopy(retval, 0, encodedOidNums, encodedOidNumsIndex, retval.Length);
encodedOidNumsIndex += retval.Length;
}
// final return value is 06 || encodedOidNums
if (encodedOidNumsIndex > 0x7f) {
throw new CryptographicUnexpectedOperationException(Environment.GetResourceString("Cryptography_Config_EncodedOIDError"));
}
retval = new byte[ encodedOidNumsIndex + 2];
retval[0] = (byte) 0x06;
retval[1] = (byte) encodedOidNumsIndex;
Buffer.InternalBlockCopy(encodedOidNums, 0, retval, 2, encodedOidNumsIndex);
return retval;
}
static private byte[] EncodeSingleOIDNum(uint dwValue) {
byte[] retval;
if ((int)dwValue < 0x80) {
retval = new byte[1];
retval[0] = (byte) dwValue;
return retval;
}
else if (dwValue < 0x4000) {
retval = new byte[2];
retval[0] = (byte) ((dwValue >> 7) | 0x80);
retval[1] = (byte) (dwValue & 0x7f);
return retval;
}
else if (dwValue < 0x200000) {
retval = new byte[3];
retval[0] = (byte) ((dwValue >> 14) | 0x80);
retval[1] = (byte) ((dwValue >> 7) | 0x80);
retval[2] = (byte) (dwValue & 0x7f);
return retval;
}
else if (dwValue < 0x10000000) {
retval = new byte[4];
retval[0] = (byte) ((dwValue >> 21) | 0x80);
retval[1] = (byte) ((dwValue >> 14) | 0x80);
retval[2] = (byte) ((dwValue >> 7) | 0x80);
retval[3] = (byte) (dwValue & 0x7f);
return retval;
}
else {
retval = new byte[5];
retval[0] = (byte) ((dwValue >> 28) | 0x80);
retval[1] = (byte) ((dwValue >> 21) | 0x80);
retval[2] = (byte) ((dwValue >> 14) | 0x80);
retval[3] = (byte) ((dwValue >> 7) | 0x80);
retval[4] = (byte) (dwValue & 0x7f);
return retval;
}
}
}
}
// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
Link Menu
This book is available now!
Buy at Amazon US or
Buy at Amazon UK
- SystemColorTracker.cs
- TextServicesCompartment.cs
- webbrowsersite.cs
- DisplayNameAttribute.cs
- SharedUtils.cs
- BindingSourceDesigner.cs
- BitmapEffectvisualstate.cs
- AutomationPropertyInfo.cs
- COM2PictureConverter.cs
- AdvancedBindingPropertyDescriptor.cs
- ManipulationLogic.cs
- Pair.cs
- SoapSchemaExporter.cs
- SafeBitVector32.cs
- SqlCacheDependencyDatabase.cs
- TextMetrics.cs
- FormClosingEvent.cs
- SqlConnectionFactory.cs
- MappingMetadataHelper.cs
- AxDesigner.cs
- DependencyObjectCodeDomSerializer.cs
- UrlAuthFailedErrorFormatter.cs
- TextContainer.cs
- EditorPartDesigner.cs
- CLRBindingWorker.cs
- XomlCompilerHelpers.cs
- ListViewItem.cs
- WindowsTitleBar.cs
- WebBrowserProgressChangedEventHandler.cs
- WindowsListViewItem.cs
- DefaultPropertyAttribute.cs
- VectorConverter.cs
- SafeRightsManagementQueryHandle.cs
- LongValidatorAttribute.cs
- ConfigXmlAttribute.cs
- SecurityPolicySection.cs
- MarkupWriter.cs
- DoubleAnimationBase.cs
- SrgsRuleRef.cs
- WebPartEditorCancelVerb.cs
- TextTreeText.cs
- HexParser.cs
- DefaultAssemblyResolver.cs
- ComplexPropertyEntry.cs
- IndependentlyAnimatedPropertyMetadata.cs
- TableRowCollection.cs
- Binding.cs
- ActivityExecutorDelegateInfo.cs
- WrappedKeySecurityToken.cs
- DoubleLinkListEnumerator.cs
- IImplicitResourceProvider.cs
- RemoteWebConfigurationHostStream.cs
- CodeTypeReferenceCollection.cs
- XamlStream.cs
- ISAPIApplicationHost.cs
- Size.cs
- StylusPointPropertyInfo.cs
- BitConverter.cs
- Event.cs
- SegmentInfo.cs
- GradientBrush.cs
- BamlTreeUpdater.cs
- TemplateParser.cs
- WebResourceUtil.cs
- TextMessageEncodingBindingElement.cs
- ZipIOZip64EndOfCentralDirectoryLocatorBlock.cs
- RuleDefinitions.cs
- HtmlInputHidden.cs
- TemplateColumn.cs
- CounterSample.cs
- ToolStripSystemRenderer.cs
- baseaxisquery.cs
- TypedDataSetSchemaImporterExtensionFx35.cs
- Interop.cs
- BadImageFormatException.cs
- SplitterCancelEvent.cs
- activationcontext.cs
- Boolean.cs
- BaseProcessor.cs
- HttpModuleActionCollection.cs
- BufferedWebEventProvider.cs
- TaskFileService.cs
- LocalizabilityAttribute.cs
- XmlEventCache.cs
- Label.cs
- WebColorConverter.cs
- Validator.cs
- ViewKeyConstraint.cs
- X509Chain.cs
- ComponentFactoryHelpers.cs
- SharedUtils.cs
- Tablet.cs
- ToolStripItemTextRenderEventArgs.cs
- Attributes.cs
- ProcessThreadCollection.cs
- TypeUtils.cs
- ProtectedProviderSettings.cs
- CodeTypeDeclaration.cs
- ToolStripRenderer.cs
- ClientConfigurationHost.cs