Code:
/ WCF / WCF / 3.5.30729.1 / untmp / Orcas / SP / ndp / cdf / src / WCF / ServiceModel / System / ServiceModel / Security / SecurityUtils.cs / 4 / SecurityUtils.cs
//------------------------------------------------------------
// Copyright (c) Microsoft Corporation. All rights reserved.
//-----------------------------------------------------------
namespace System.ServiceModel.Security
{
using Microsoft.Win32;
using System.ServiceModel;
using System.Diagnostics;
using System.Text;
using System.Threading;
using System.ServiceModel.Channels;
using System.ServiceModel.Description;
using System.ServiceModel.Diagnostics;
using System.Security;
using System.Security.Permissions;
using System.Security.Principal;
using System.Security.Cryptography.X509Certificates;
using System.IdentityModel.Claims;
using System.IdentityModel.Policy;
using System.IdentityModel.Selectors;
using System.IdentityModel.Tokens;
using System.ServiceModel.Security.Tokens;
using System.Xml;
using System.Runtime.Serialization;
using System.Collections;
using System.Collections.ObjectModel;
using System.Collections.Generic;
using System.Security.Cryptography;
using System.DirectoryServices.ActiveDirectory;
using System.Runtime.InteropServices;
using System.ComponentModel;
using System.Globalization;
using System.IO;
using System.Net;
using System.Net.Security;
using System.ServiceModel.Dispatcher;
using DictionaryManager = System.IdentityModel.DictionaryManager;
using SspiWrapper = System.IdentityModel.SspiWrapper;
using CredentialUse = System.IdentityModel.CredentialUse;
using SafeFreeCredentials = System.IdentityModel.SafeFreeCredentials;
using AuthIdentityEx = System.IdentityModel.AuthIdentityEx;
static class StoreLocationHelper
{
internal static bool IsDefined(StoreLocation value)
{
return (value == StoreLocation.CurrentUser
|| value == StoreLocation.LocalMachine);
}
}
static class ProtectionLevelHelper
{
internal static bool IsDefined(ProtectionLevel value)
{
return (value == ProtectionLevel.None
|| value == ProtectionLevel.Sign
|| value == ProtectionLevel.EncryptAndSign);
}
internal static void Validate(ProtectionLevel value)
{
if (!IsDefined(value))
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidEnumArgumentException("value", (int)value,
typeof(ProtectionLevel)));
}
}
internal static bool IsStronger(ProtectionLevel v1, ProtectionLevel v2)
{
return ((v1 == ProtectionLevel.EncryptAndSign && v2 != ProtectionLevel.EncryptAndSign)
|| (v1 == ProtectionLevel.Sign && v2 == ProtectionLevel.None));
}
internal static bool IsStrongerOrEqual(ProtectionLevel v1, ProtectionLevel v2)
{
return (v1 == ProtectionLevel.EncryptAndSign
|| (v1 == ProtectionLevel.Sign && v2 != ProtectionLevel.EncryptAndSign));
}
internal static ProtectionLevel Max(ProtectionLevel v1, ProtectionLevel v2)
{
return IsStronger(v1, v2) ? v1 : v2;
}
internal static int GetOrdinal(Nullable p)
{
if (p.HasValue)
{
switch ((ProtectionLevel)p)
{
default:
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidEnumArgumentException("p", (int)p,
typeof(ProtectionLevel)));
case ProtectionLevel.None:
return 2;
case ProtectionLevel.Sign:
return 3;
case ProtectionLevel.EncryptAndSign:
return 4;
}
}
else
return 1;
}
}
static class TokenImpersonationLevelHelper
{
internal static bool IsDefined(TokenImpersonationLevel value)
{
return (value == TokenImpersonationLevel.None
|| value == TokenImpersonationLevel.Anonymous
|| value == TokenImpersonationLevel.Identification
|| value == TokenImpersonationLevel.Impersonation
|| value == TokenImpersonationLevel.Delegation);
}
internal static void Validate(TokenImpersonationLevel value)
{
if (!IsDefined(value))
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidEnumArgumentException("value", (int)value,
typeof(TokenImpersonationLevel)));
}
}
static TokenImpersonationLevel[] TokenImpersonationLevelOrder = new TokenImpersonationLevel[]
{
TokenImpersonationLevel.None,
TokenImpersonationLevel.Anonymous,
TokenImpersonationLevel.Identification,
TokenImpersonationLevel.Impersonation,
TokenImpersonationLevel.Delegation
};
internal static string ToString(TokenImpersonationLevel impersonationLevel)
{
if (impersonationLevel == TokenImpersonationLevel.Identification)
{
return "identification";
}
else if (impersonationLevel == TokenImpersonationLevel.None)
{
return "none";
}
else if (impersonationLevel == TokenImpersonationLevel.Anonymous)
{
return "anonymous";
}
else if (impersonationLevel == TokenImpersonationLevel.Impersonation)
{
return "impersonation";
}
else if (impersonationLevel == TokenImpersonationLevel.Delegation)
{
return "delegation";
}
DiagnosticUtility.DebugAssert("unknown token impersonation level");
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidEnumArgumentException("impersonationLevel", (int)impersonationLevel,
typeof(TokenImpersonationLevel)));
}
internal static bool IsGreaterOrEqual(TokenImpersonationLevel x, TokenImpersonationLevel y)
{
TokenImpersonationLevelHelper.Validate(x);
TokenImpersonationLevelHelper.Validate(y);
if (x == y)
return true;
int px = 0;
int py = 0;
for (int i = 0; i < TokenImpersonationLevelOrder.Length; i++)
{
if (x == TokenImpersonationLevelOrder[i])
px = i;
if (y == TokenImpersonationLevelOrder[i])
py = i;
}
return (px > py);
}
internal static int Compare(TokenImpersonationLevel x, TokenImpersonationLevel y)
{
int result = 0;
if (x != y)
{
switch (x)
{
case TokenImpersonationLevel.Identification:
result = -1;
break;
case TokenImpersonationLevel.Impersonation:
switch (y)
{
case TokenImpersonationLevel.Identification:
result = 1;
break;
case TokenImpersonationLevel.Delegation:
result = -1;
break;
default:
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidEnumArgumentException("y", (int)y,
typeof(TokenImpersonationLevel)));
}
break;
case TokenImpersonationLevel.Delegation:
result = 1;
break;
default:
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidEnumArgumentException("x", (int)x,
typeof(TokenImpersonationLevel)));
}
}
return result;
}
}
internal class ServiceModelDictionaryManager
{
static DictionaryManager dictionaryManager;
public static DictionaryManager Instance
{
get
{
if (dictionaryManager == null)
dictionaryManager = new DictionaryManager(BinaryMessageEncoderFactory.XmlDictionary);
return dictionaryManager;
}
}
}
static class SecurityUtils
{
public const string Principal = "Principal";
public const string Identities = "Identities";
static bool computedDomain;
static string currentDomain;
static byte[] combinedHashLabel;
static int fipsAlgorithmPolicy = -1;
static IIdentity anonymousIdentity;
static NetworkCredential dummyNetworkCredential;
static object dummyNetworkCredentialLock = new object();
static X509SecurityTokenAuthenticator nonValidatingX509Authenticator;
static SecurityIdentifier administratorsSid;
const int WindowsServerMajorNumber = 5;
const int WindowsServerMinorNumber = 2;
const int XPMajorNumber = 5;
const int XPMinorNumber = 1;
const string ServicePack1 = "Service Pack 1";
const string ServicePack2 = "Service Pack 2";
volatile static bool shouldValidateSslCipherStrength;
volatile static bool isSslValidationRequirementDetermined = false;
static readonly int MinimumSslCipherStrength = 128;
internal static bool IsOsGreaterThanXP()
{
return ((Environment.OSVersion.Version.Major >= SecurityUtils.XPMajorNumber && Environment.OSVersion.Version.Minor > SecurityUtils.XPMinorNumber) ||
Environment.OSVersion.Version.Major > SecurityUtils.XPMajorNumber);
}
internal static X509SecurityTokenAuthenticator NonValidatingX509Authenticator
{
get
{
if (nonValidatingX509Authenticator == null)
{
nonValidatingX509Authenticator = new X509SecurityTokenAuthenticator(X509CertificateValidator.None);
}
return nonValidatingX509Authenticator;
}
}
public static SecurityIdentifier AdministratorsSid
{
get
{
if (administratorsSid == null)
administratorsSid = new SecurityIdentifier(WellKnownSidType.BuiltinAdministratorsSid, null);
return administratorsSid;
}
}
internal static IIdentity AnonymousIdentity
{
get
{
if (anonymousIdentity == null)
{
anonymousIdentity = SecurityUtils.CreateIdentity(String.Empty);
}
return anonymousIdentity;
}
}
public static DateTime MaxUtcDateTime
{
get
{
// + and - TimeSpan.TicksPerDay is to compensate the DateTime.ParseExact (to localtime) overflow.
return new DateTime(DateTime.MaxValue.Ticks - TimeSpan.TicksPerDay, DateTimeKind.Utc);
}
}
public static DateTime MinUtcDateTime
{
get
{
// + and - TimeSpan.TicksPerDay is to compensate the DateTime.ParseExact (to localtime) overflow.
return new DateTime(DateTime.MinValue.Ticks + TimeSpan.TicksPerDay, DateTimeKind.Utc);
}
}
internal static IIdentity CreateIdentity(string name, string authenticationType)
{
return new GenericIdentity(name, authenticationType);
}
internal static IIdentity CreateIdentity(string name)
{
return new GenericIdentity(name);
}
internal static EndpointIdentity CreateWindowsIdentity()
{
return CreateWindowsIdentity(false);
}
internal static EndpointIdentity CreateWindowsIdentity(NetworkCredential serverCredential)
{
if (serverCredential != null && !NetworkCredentialHelper.IsDefault(serverCredential))
{
string upn;
if (serverCredential.Domain != null && serverCredential.Domain.Length > 0)
{
upn = serverCredential.UserName + "@" + serverCredential.Domain;
}
else
{
upn = serverCredential.UserName;
}
return EndpointIdentity.CreateUpnIdentity(upn);
}
else
{
return SecurityUtils.CreateWindowsIdentity();
}
}
static bool IsSystemAccount(WindowsIdentity self)
{
SecurityIdentifier sid = self.User;
if (sid == null)
{
return false;
}
return (sid.IsWellKnown(WellKnownSidType.LocalSystemSid)
|| sid.IsWellKnown(WellKnownSidType.NetworkServiceSid)
|| sid.IsWellKnown(WellKnownSidType.LocalServiceSid));
}
internal static EndpointIdentity CreateWindowsIdentity(bool spnOnly)
{
EndpointIdentity identity = null;
using (WindowsIdentity self = WindowsIdentity.GetCurrent())
{
bool isSystemAccount = IsSystemAccount(self);
if (spnOnly || isSystemAccount)
{
identity = EndpointIdentity.CreateSpnIdentity(String.Format(CultureInfo.InvariantCulture, "host/{0}", DnsCache.MachineName));
}
else
{
// Save windowsIdentity for delay lookup
identity = new UpnEndpointIdentity(CloneWindowsIdentityIfNecessary(self));
}
}
return identity;
}
///
/// Critical - calls two critical methods: UnsafeGetWindowsIdentityToken and UnsafeCreateWindowsIdentityFromToken
/// Safe - "clone" operation is considered safe despite using WindowsIdentity IntPtr token
/// must not let IntPtr token leak in or out
///
[SecurityCritical, SecurityTreatAsSafe]
internal static WindowsIdentity CloneWindowsIdentityIfNecessary(WindowsIdentity wid)
{
if (wid != null)
{
IntPtr token = UnsafeGetWindowsIdentityToken(wid);
if (token != IntPtr.Zero)
{
return UnsafeCreateWindowsIdentityFromToken(token);
}
}
return wid;
}
///
/// Critical - elevates in order to return the WindowsIdentity.Token property
/// caller must protect return value
///
[SecurityCritical]
[SecurityPermission(SecurityAction.Assert, UnmanagedCode = true)]
static IntPtr UnsafeGetWindowsIdentityToken(WindowsIdentity wid)
{
return wid.Token;
}
///
/// Critical - elevates in order to construct a WindowsIdentity instance from an IntPtr
/// caller must protect parameter return value
///
[SecurityCritical]
[SecurityPermission(SecurityAction.Assert, ControlPrincipal = true, UnmanagedCode = true)]
static WindowsIdentity UnsafeCreateWindowsIdentityFromToken(IntPtr token)
{
return new WindowsIdentity(token);
}
internal static bool AllowsImpersonation(WindowsIdentity windowsIdentity, TokenImpersonationLevel impersonationLevel)
{
if (windowsIdentity == null)
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("windowsIdentity");
TokenImpersonationLevelHelper.Validate(impersonationLevel);
if (impersonationLevel == TokenImpersonationLevel.Identification)
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ArgumentOutOfRangeException("impersonationLevel"));
bool result = true;
switch (windowsIdentity.ImpersonationLevel)
{
case TokenImpersonationLevel.None:
case TokenImpersonationLevel.Anonymous:
case TokenImpersonationLevel.Identification:
result = false; break;
case TokenImpersonationLevel.Impersonation:
if (impersonationLevel == TokenImpersonationLevel.Delegation)
result = false;
break;
case TokenImpersonationLevel.Delegation:
break;
default:
result = false;
break;
}
return result;
}
internal static byte[] CombinedHashLabel
{
get
{
if (combinedHashLabel == null)
combinedHashLabel = Encoding.UTF8.GetBytes(TrustApr2004Strings.CombinedHashLabel);
return combinedHashLabel;
}
}
internal static T GetSecurityKey(SecurityToken token)
where T : SecurityKey
{
T result = null;
if (token.SecurityKeys != null)
{
for (int i = 0; i < token.SecurityKeys.Count; ++i)
{
T temp = (token.SecurityKeys[i] as T);
if (temp != null)
{
if (result != null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperWarning(new MessageSecurityException(SR.GetString(SR.MultipleMatchingCryptosFound, typeof(T).ToString())));
}
else
{
result = temp;
}
}
}
}
return result;
}
internal static bool HasSymmetricSecurityKey(SecurityToken token)
{
return GetSecurityKey(token) != null;
}
internal static void EnsureExpectedSymmetricMatch(SecurityToken t1, SecurityToken t2, Message message)
{
// nulls are not mismatches
if (t1 == null || t2 == null || ReferenceEquals(t1, t2))
{
return;
}
// check for interop flexibility
SymmetricSecurityKey c1 = SecurityUtils.GetSecurityKey(t1);
SymmetricSecurityKey c2 = SecurityUtils.GetSecurityKey(t2);
if (c1 == null || c2 == null || !CryptoHelper.IsEqual(c1.GetSymmetricKey(), c2.GetSymmetricKey()))
{
throw System.ServiceModel.Diagnostics.TraceUtility.ThrowHelperError(new MessageSecurityException(SR.GetString(SR.TokenNotExpectedInSecurityHeader, t2)), message);
}
}
internal static SymmetricAlgorithm GetSymmetricAlgorithm(string algorithm, SecurityToken token)
{
SymmetricSecurityKey securityKey = SecurityUtils.GetSecurityKey(token);
if (securityKey != null && securityKey.IsSupportedAlgorithm(algorithm))
{
return securityKey.GetSymmetricAlgorithm(algorithm);
}
else
{
return null;
}
}
internal static KeyedHashAlgorithm GetKeyedHashAlgorithm(string algorithm, SecurityToken token)
{
SymmetricSecurityKey securityKey = SecurityUtils.GetSecurityKey(token);
if (securityKey != null && securityKey.IsSupportedAlgorithm(algorithm))
{
return securityKey.GetKeyedHashAlgorithm(algorithm);
}
else
{
return null;
}
}
internal static ReadOnlyCollection CreateSymmetricSecurityKeys(byte[] key)
{
List temp = new List(1);
temp.Add(new InMemorySymmetricSecurityKey(key));
return temp.AsReadOnly();
}
internal static byte[] DecryptKey(SecurityToken unwrappingToken, string encryptionMethod, byte[] wrappedKey, out SecurityKey unwrappingSecurityKey)
{
unwrappingSecurityKey = null;
if (unwrappingToken.SecurityKeys != null)
{
for (int i = 0; i < unwrappingToken.SecurityKeys.Count; ++i)
{
if (unwrappingToken.SecurityKeys[i].IsSupportedAlgorithm(encryptionMethod))
{
unwrappingSecurityKey = unwrappingToken.SecurityKeys[i];
break;
}
}
}
if (unwrappingSecurityKey == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperWarning(new MessageSecurityException(SR.GetString(SR.CannotFindMatchingCrypto, encryptionMethod)));
}
return unwrappingSecurityKey.DecryptKey(encryptionMethod, wrappedKey);
}
internal static byte[] EncryptKey(SecurityToken wrappingToken, string encryptionMethod, byte[] keyToWrap)
{
SecurityKey wrappingSecurityKey = null;
if (wrappingToken.SecurityKeys != null)
{
for (int i = 0; i < wrappingToken.SecurityKeys.Count; ++i)
{
if (wrappingToken.SecurityKeys[i].IsSupportedAlgorithm(encryptionMethod))
{
wrappingSecurityKey = wrappingToken.SecurityKeys[i];
break;
}
}
}
if (wrappingSecurityKey == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgument(SR.GetString(SR.CannotFindMatchingCrypto, encryptionMethod));
}
return wrappingSecurityKey.EncryptKey(encryptionMethod, keyToWrap);
}
internal static byte[] ReadContentAsBase64(XmlDictionaryReader reader, long maxBufferSize)
{
if (reader == null)
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("reader");
// Code cloned from System.Xml.XmlDictionaryReder.
byte[][] buffers = new byte[32][];
byte[] buffer;
// Its best to read in buffers that are a multiple of 3 so we don't break base64 boundaries when converting text
int count = 384;
int bufferCount = 0;
int totalRead = 0;
while (true)
{
buffer = new byte[count];
buffers[bufferCount++] = buffer;
int read = 0;
while (read < buffer.Length)
{
int actual = reader.ReadContentAsBase64(buffer, read, buffer.Length - read);
if (actual == 0)
break;
read += actual;
}
if (totalRead > maxBufferSize - read)
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new QuotaExceededException(SR.GetString(SR.BufferQuotaExceededReadingBase64, maxBufferSize)));
totalRead += read;
if (read < buffer.Length)
break;
count = count * 2;
}
buffer = new byte[totalRead];
int offset = 0;
for (int i = 0; i < bufferCount - 1; i++)
{
Buffer.BlockCopy(buffers[i], 0, buffer, offset, buffers[i].Length);
offset += buffers[i].Length;
}
Buffer.BlockCopy(buffers[bufferCount - 1], 0, buffer, offset, totalRead - offset);
return buffer;
}
internal static byte[] GenerateDerivedKey(SecurityToken tokenToDerive, string derivationAlgorithm, byte[] label, byte[] nonce,
int keySize, int offset)
{
SymmetricSecurityKey symmetricSecurityKey = SecurityUtils.GetSecurityKey(tokenToDerive);
if (symmetricSecurityKey == null || !symmetricSecurityKey.IsSupportedAlgorithm(derivationAlgorithm))
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperWarning(new MessageSecurityException(SR.GetString(SR.CannotFindMatchingCrypto, derivationAlgorithm)));
}
return symmetricSecurityKey.GenerateDerivedKey(derivationAlgorithm, label, nonce, keySize, offset);
}
internal static string GetSpnFromIdentity(EndpointIdentity identity, EndpointAddress target)
{
bool foundSpn = false;
string spn = null;
if (identity != null)
{
if (ClaimTypes.Spn.Equals(identity.IdentityClaim.ClaimType))
{
spn = (string)identity.IdentityClaim.Resource;
foundSpn = true;
}
else if (ClaimTypes.Upn.Equals(identity.IdentityClaim.ClaimType))
{
spn = (string)identity.IdentityClaim.Resource;
foundSpn = true;
}
else if (ClaimTypes.Dns.Equals(identity.IdentityClaim.ClaimType))
{
spn = String.Format(CultureInfo.InvariantCulture, "host/{0}", (string)identity.IdentityClaim.Resource);
foundSpn = true;
}
}
if (!foundSpn)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new MessageSecurityException(SR.GetString(SR.CannotDetermineSPNBasedOnAddress, target)));
}
return spn;
}
internal static string GetSpnFromTarget(EndpointAddress target)
{
if (target == null)
{
DiagnosticUtility.DebugAssert("target should not be null - expecting an EndpointAddress");
throw DiagnosticUtility.ExceptionUtility.ThrowHelperInternal(false);
}
return string.Format(CultureInfo.InvariantCulture, "host/{0}", target.Uri.DnsSafeHost);
}
internal static bool IsSupportedAlgorithm(string algorithm, SecurityToken token)
{
if (token.SecurityKeys == null)
{
return false;
}
for (int i = 0; i < token.SecurityKeys.Count; ++i)
{
if (token.SecurityKeys[i].IsSupportedAlgorithm(algorithm))
{
return true;
}
}
return false;
}
internal static Claim GetPrimaryIdentityClaim(ReadOnlyCollection authorizationPolicies)
{
return GetPrimaryIdentityClaim(AuthorizationContext.CreateDefaultAuthorizationContext(authorizationPolicies));
}
internal static Claim GetPrimaryIdentityClaim(AuthorizationContext authContext)
{
if (authContext != null)
{
for (int i = 0; i < authContext.ClaimSets.Count; ++i)
{
ClaimSet claimSet = authContext.ClaimSets[i];
foreach (Claim claim in claimSet.FindClaims(null, Rights.Identity))
{
return claim;
}
}
}
return null;
}
internal static int GetServiceAddressAndViaHash(EndpointAddress sr)
{
if (sr == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("sr");
}
return sr.GetHashCode();
}
internal static string GenerateId()
{
return SecurityUniqueId.Create().Value;
}
internal static string GenerateIdWithPrefix(string prefix)
{
return SecurityUniqueId.Create(prefix).Value;
}
internal static UniqueId GenerateUniqueId()
{
return new UniqueId();
}
internal static string GetPrimaryDomain()
{
using (WindowsIdentity wid = WindowsIdentity.GetCurrent())
{
return GetPrimaryDomain(IsSystemAccount(wid));
}
}
internal static string GetPrimaryDomain(bool isSystemAccount)
{
if (computedDomain == false)
{
try
{
if (isSystemAccount)
{
currentDomain = Domain.GetComputerDomain().Name;
}
else
{
currentDomain = Domain.GetCurrentDomain().Name;
}
}
#pragma warning suppress 56500 // covered by FxCOP
catch (Exception e)
{
if (Diagnostics.ExceptionUtility.IsFatal(e))
{
throw;
}
DiagnosticUtility.ExceptionUtility.TraceHandledException(e, TraceEventType.Warning);
}
finally
{
computedDomain = true;
}
}
return currentDomain;
}
internal static void EnsureCertificateCanDoKeyExchange(X509Certificate2 certificate)
{
if (certificate == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("certificate");
}
bool canDoKeyExchange = false;
Exception innerException = null;
if (certificate.HasPrivateKey)
{
try
{
RSACryptoServiceProvider rsa = (certificate.PrivateKey as RSACryptoServiceProvider);
if (rsa != null && rsa.CspKeyContainerInfo.KeyNumber == KeyNumber.Exchange)
{
canDoKeyExchange = true;
}
}
// exceptions can be due to ACLs on the key etc
catch (System.Security.SecurityException e)
{
innerException = e;
}
catch (CryptographicException e)
{
innerException = e;
}
}
if (!canDoKeyExchange)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ArgumentException(SR.GetString(SR.SslServerCertMustDoKeyExchange, certificate.SubjectName.Name), innerException));
}
}
internal static string GetCertificateId(X509Certificate2 certificate)
{
StringBuilder str = new StringBuilder(256);
AppendCertificateIdentityName(str, certificate);
return str.ToString();
}
internal static ReadOnlyCollection CreatePrincipalNameAuthorizationPolicies(string principalName)
{
if (principalName == null)
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("principalName");
Claim identityClaim;
Claim primaryPrincipal;
if (principalName.Contains("@") || principalName.Contains(@"\"))
{
identityClaim = new Claim(ClaimTypes.Upn, principalName, Rights.Identity);
primaryPrincipal = Claim.CreateUpnClaim(principalName);
}
else
{
identityClaim = new Claim(ClaimTypes.Spn, principalName, Rights.Identity);
primaryPrincipal = Claim.CreateSpnClaim(principalName);
}
List claims = new List(2);
claims.Add(identityClaim);
claims.Add(primaryPrincipal);
List policies = new List(1);
policies.Add(new UnconditionalPolicy(SecurityUtils.CreateIdentity(principalName), new DefaultClaimSet(ClaimSet.Anonymous, claims)));
return policies.AsReadOnly();
}
internal static string GetIdentityNamesFromPolicies(IList authPolicies)
{
return GetIdentityNamesFromContext(AuthorizationContext.CreateDefaultAuthorizationContext(authPolicies));
}
internal static string GetIdentityNamesFromContext(AuthorizationContext authContext)
{
if (authContext == null)
return String.Empty;
StringBuilder str = new StringBuilder(256);
for (int i = 0; i < authContext.ClaimSets.Count; ++i)
{
ClaimSet claimSet = authContext.ClaimSets[i];
// Windows
WindowsClaimSet windows = claimSet as WindowsClaimSet;
if (windows != null)
{
if (str.Length > 0)
str.Append(", ");
AppendIdentityName(str, windows.WindowsIdentity);
}
else
{
// X509
X509CertificateClaimSet x509 = claimSet as X509CertificateClaimSet;
if (x509 != null)
{
if (str.Length > 0)
str.Append(", ");
AppendCertificateIdentityName(str, x509.X509Certificate);
}
}
}
if (str.Length <= 0)
{
List identities = null;
object obj;
if (authContext.Properties.TryGetValue(SecurityUtils.Identities, out obj))
{
identities = obj as List;
}
if (identities != null)
{
for (int i = 0; i < identities.Count; ++i)
{
IIdentity identity = identities[i];
if (identity != null)
{
if (str.Length > 0)
str.Append(", ");
AppendIdentityName(str, identity);
}
}
}
}
return str.Length <= 0 ? String.Empty : str.ToString();
}
internal static void AppendCertificateIdentityName(StringBuilder str, X509Certificate2 certificate)
{
string value = certificate.SubjectName.Name;
if (String.IsNullOrEmpty(value))
{
value = certificate.GetNameInfo(X509NameType.DnsName, false);
if (String.IsNullOrEmpty(value))
{
value = certificate.GetNameInfo(X509NameType.SimpleName, false);
if (String.IsNullOrEmpty(value))
{
value = certificate.GetNameInfo(X509NameType.EmailName, false);
if (String.IsNullOrEmpty(value))
{
value = certificate.GetNameInfo(X509NameType.UpnName, false);
}
}
}
}
// Same format as X509Identity
str.Append(String.IsNullOrEmpty(value) ? "" : value);
str.Append("; ");
str.Append(certificate.Thumbprint);
}
internal static void AppendIdentityName(StringBuilder str, IIdentity identity)
{
string name = null;
try
{
name = identity.Name;
}
#pragma warning suppress 56500
catch (Exception e)
{
if (DiagnosticUtility.IsFatal(e))
throw;
// suppress exception, this is just info.
}
str.Append(String.IsNullOrEmpty(name) ? "" : name);
WindowsIdentity windows = identity as WindowsIdentity;
if (windows != null)
{
if (windows.User != null)
{
str.Append("; ");
str.Append(windows.User.ToString());
}
}
else
{
WindowsSidIdentity sid = identity as WindowsSidIdentity;
if (sid != null)
{
str.Append("; ");
str.Append(sid.SecurityIdentifier.ToString());
}
}
}
///
/// Critical - Calls critical methods UnsafeGetDomain, UnsafeGetUserName and UnsafeGetPassword.
///
[SecurityCritical]
internal static string AppendWindowsAuthenticationInfo(string inputString, NetworkCredential credential,
AuthenticationLevel authenticationLevel, TokenImpersonationLevel impersonationLevel)
{
const string delimiter = "\0"; // nonprintable characters are invalid for SSPI Domain/UserName/Password
if (IsDefaultNetworkCredential(credential))
{
using (WindowsIdentity self = WindowsIdentity.GetCurrent())
{
SecurityIdentifier sid = self.User;
return string.Concat(inputString, delimiter,
sid.Value, delimiter,
AuthenticationLevelHelper.ToString(authenticationLevel), delimiter,
TokenImpersonationLevelHelper.ToString(impersonationLevel));
}
}
else
{
return string.Concat(inputString, delimiter,
NetworkCredentialHelper.UnsafeGetDomain(credential), delimiter,
NetworkCredentialHelper.UnsafeGetUsername(credential), delimiter,
NetworkCredentialHelper.UnsafeGetPassword(credential), delimiter,
AuthenticationLevelHelper.ToString(authenticationLevel), delimiter,
TokenImpersonationLevelHelper.ToString(impersonationLevel));
}
}
internal static string GetIdentityName(IIdentity identity)
{
StringBuilder str = new StringBuilder(256);
AppendIdentityName(str, identity);
return str.ToString();
}
// Federal Information Processing Standards Publications
// at http://www.itl.nist.gov/fipspubs/geninfo.htm
// Note: this is copied from System.IdentityModel.SecurityUtils.RequiresFipsCompliance.
internal static bool RequiresFipsCompliance
{
///
/// Critical - Calls an UnsafeNativeMethod and a Critical method (GetFipsAlgorithmPolicyKeyFromRegistry)
/// Safe - processes the return and just returns a bool, which is safe
///
[SecurityCritical, SecurityTreatAsSafe]
get
{
if (fipsAlgorithmPolicy == -1)
{
if (OSEnvironmentHelper.IsVistaOrGreater)
{
bool fipsEnabled;
#pragma warning suppress 56523 // TODO: evaluate PRESharp Warning here
bool readPolicy = (UnsafeNativeMethods.ERROR_SUCCESS == UnsafeNativeMethods.BCryptGetFipsAlgorithmMode(out fipsEnabled));
if (readPolicy && fipsEnabled)
fipsAlgorithmPolicy = 1;
else
fipsAlgorithmPolicy = 0;
}
else
{
fipsAlgorithmPolicy = GetFipsAlgorithmPolicyKeyFromRegistry();
if (fipsAlgorithmPolicy != 1)
fipsAlgorithmPolicy = 0;
}
}
return fipsAlgorithmPolicy == 1;
}
}
const string fipsPolicyRegistryKey = @"System\CurrentControlSet\Control\Lsa";
///
/// Critical - Asserts to get a value from the registry
///
[SecurityCritical]
[RegistryPermission(SecurityAction.Assert, Read = @"HKEY_LOCAL_MACHINE\" + fipsPolicyRegistryKey)]
static int GetFipsAlgorithmPolicyKeyFromRegistry()
{
int fipsAlgorithmPolicy = -1;
using (RegistryKey fipsAlgorithmPolicyKey = Registry.LocalMachine.OpenSubKey(fipsPolicyRegistryKey, false))
{
if (fipsAlgorithmPolicyKey != null)
{
object data = fipsAlgorithmPolicyKey.GetValue("FIPSAlgorithmPolicy");
if (data != null)
fipsAlgorithmPolicy = (int)data;
}
}
return fipsAlgorithmPolicy;
}
internal static void ThrowIfNegotiationFault(Message message, EndpointAddress target)
{
if (message.IsFault)
{
MessageFault fault = MessageFault.CreateFault(message, TransportDefaults.MaxSecurityFaultSize);
Exception faultException = new FaultException(fault, message.Headers.Action);
if (fault.Code != null && fault.Code.IsReceiverFault && fault.Code.SubCode != null)
{
FaultCode subCode = fault.Code.SubCode;
if (subCode.Name == DotNetSecurityStrings.SecurityServerTooBusyFault && subCode.Namespace == DotNetSecurityStrings.Namespace)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ServerTooBusyException(SR.GetString(SR.SecurityServerTooBusy, target), faultException));
}
else if (subCode.Name == AddressingStrings.EndpointUnavailable && subCode.Namespace == message.Version.Addressing.Namespace)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new EndpointNotFoundException(SR.GetString(SR.SecurityEndpointNotFound, target), faultException));
}
}
throw TraceUtility.ThrowHelperError(faultException, message);
}
}
internal static bool IsSecurityFault(MessageFault fault, SecurityStandardsManager standardsManager)
{
if (fault.Code.IsSenderFault)
{
FaultCode subCode = fault.Code.SubCode;
if (subCode != null)
{
return (subCode.Namespace == standardsManager.SecurityVersion.HeaderNamespace.Value
|| subCode.Namespace == standardsManager.SecureConversationDriver.Namespace.Value
|| subCode.Namespace == standardsManager.TrustDriver.Namespace.Value
|| subCode.Namespace == DotNetSecurityStrings.Namespace);
}
}
return false;
}
internal static Exception CreateSecurityFaultException(Message unverifiedMessage)
{
MessageFault fault = MessageFault.CreateFault(unverifiedMessage, TransportDefaults.MaxSecurityFaultSize);
return CreateSecurityFaultException(fault);
}
internal static Exception CreateSecurityFaultException(MessageFault fault)
{
FaultException faultException = FaultException.CreateFault(fault, typeof(string), typeof(object));
return new MessageSecurityException(SR.GetString(SR.UnsecuredMessageFaultReceived), faultException);
}
internal static MessageFault CreateSecurityContextNotFoundFault(SecurityStandardsManager standardsManager, string action)
{
SecureConversationDriver scDriver = standardsManager.SecureConversationDriver;
FaultCode subCode = new FaultCode(scDriver.BadContextTokenFaultCode.Value, scDriver.Namespace.Value);
FaultReason reason;
if (action != null)
{
reason = new FaultReason(SR.GetString(SR.BadContextTokenOrActionFaultReason, action), CultureInfo.CurrentCulture);
}
else
{
reason = new FaultReason(SR.GetString(SR.BadContextTokenFaultReason), CultureInfo.CurrentCulture);
}
FaultCode senderCode = FaultCode.CreateSenderFaultCode(subCode);
return MessageFault.CreateFault(senderCode, reason);
}
internal static MessageFault CreateSecurityMessageFault(Exception e, SecurityStandardsManager standardsManager)
{
bool isSecurityError = false;
bool isTokenValidationError = false;
bool isGenericTokenError = false;
FaultException faultException = null;
while (e != null)
{
if (e is SecurityTokenValidationException)
{
if (e is SecurityContextTokenValidationException)
{
return CreateSecurityContextNotFoundFault(SecurityStandardsManager.DefaultInstance, null);
}
isSecurityError = true;
isTokenValidationError = true;
break;
}
else if (e is SecurityTokenException)
{
isSecurityError = true;
isGenericTokenError = true;
break;
}
else if (e is MessageSecurityException)
{
MessageSecurityException ms = (MessageSecurityException)e;
if (ms.Fault != null)
{
return ms.Fault;
}
isSecurityError = true;
}
else if (e is FaultException)
{
faultException = (FaultException)e;
break;
}
e = e.InnerException;
}
if (!isSecurityError && faultException == null)
{
return null;
}
FaultCode subCode;
FaultReason reason;
SecurityVersion wss = standardsManager.SecurityVersion;
if (isTokenValidationError)
{
subCode = new FaultCode(wss.FailedAuthenticationFaultCode.Value, wss.HeaderNamespace.Value);
reason = new FaultReason(SR.GetString(SR.FailedAuthenticationFaultReason), CultureInfo.CurrentCulture);
}
else if (isGenericTokenError)
{
subCode = new FaultCode(wss.InvalidSecurityTokenFaultCode.Value, wss.HeaderNamespace.Value);
reason = new FaultReason(SR.GetString(SR.InvalidSecurityTokenFaultReason), CultureInfo.CurrentCulture);
}
else if (faultException != null)
{
// Only support Code and Reason. No detail or action customization.
return MessageFault.CreateFault(faultException.Code, faultException.Reason);
}
else
{
subCode = new FaultCode(wss.InvalidSecurityFaultCode.Value, wss.HeaderNamespace.Value);
reason = new FaultReason(SR.GetString(SR.InvalidSecurityFaultReason), CultureInfo.CurrentCulture);
}
FaultCode senderCode = FaultCode.CreateSenderFaultCode(subCode);
return MessageFault.CreateFault(senderCode, reason);
}
internal static bool IsCompositeDuplexBinding(BindingContext context)
{
return ((context.Binding.Elements.Find() != null)
|| (context.Binding.Elements.Find() != null));
}
// The method checks TransportToken, ProtectionToken and all SupportingTokens to find a
// UserNameSecurityToken. If found, it sets the password of the UserNameSecurityToken to null.
// Custom UserNameSecurityToken are skipped.
internal static void ErasePasswordInUsernameTokenIfPresent(SecurityMessageProperty messageProperty)
{
if (messageProperty == null)
{
// Nothing to fix.
return;
}
if (messageProperty.TransportToken != null)
{
UserNameSecurityToken token = messageProperty.TransportToken.SecurityToken as UserNameSecurityToken;
if ((token != null) && !messageProperty.TransportToken.SecurityToken.GetType().IsSubclassOf(typeof(UserNameSecurityToken)))
{
messageProperty.TransportToken = new SecurityTokenSpecification(new UserNameSecurityToken(token.UserName, null, token.Id), messageProperty.TransportToken.SecurityTokenPolicies);
}
}
if (messageProperty.ProtectionToken != null)
{
UserNameSecurityToken token = messageProperty.ProtectionToken.SecurityToken as UserNameSecurityToken;
if ((token != null) && !messageProperty.ProtectionToken.SecurityToken.GetType().IsSubclassOf(typeof(UserNameSecurityToken)))
{
messageProperty.ProtectionToken = new SecurityTokenSpecification(new UserNameSecurityToken(token.UserName, null, token.Id), messageProperty.ProtectionToken.SecurityTokenPolicies);
}
}
if (messageProperty.HasIncomingSupportingTokens)
{
for (int i = 0; i < messageProperty.IncomingSupportingTokens.Count; ++i)
{
SupportingTokenSpecification supportingTokenSpecification = messageProperty.IncomingSupportingTokens[i];
UserNameSecurityToken token = supportingTokenSpecification.SecurityToken as UserNameSecurityToken;
if ((token != null) && !supportingTokenSpecification.SecurityToken.GetType().IsSubclassOf(typeof(UserNameSecurityToken)))
{
messageProperty.IncomingSupportingTokens[i] = new SupportingTokenSpecification(new UserNameSecurityToken(token.UserName, null, token.Id), supportingTokenSpecification.SecurityTokenPolicies, supportingTokenSpecification.SecurityTokenAttachmentMode, supportingTokenSpecification.SecurityTokenParameters);
}
}
}
}
// work-around to Windows SE Bug 141614
///
/// Critical - Uses unsafe critical method UnsafeGetPassword to access the credential password without a Demand
/// Safe - only uses the password to construct a cloned NetworkCredential instance, does not leak password value
///
[SecurityCritical, SecurityTreatAsSafe]
internal static void FixNetworkCredential(ref NetworkCredential credential)
{
if (credential == null)
{
return;
}
string username = NetworkCredentialHelper.UnsafeGetUsername(credential);
string domain = NetworkCredentialHelper.UnsafeGetDomain(credential);
if (!string.IsNullOrEmpty(username) && string.IsNullOrEmpty(domain))
{
// do the splitting only if there is exactly 1 \ or exactly 1 @
string[] partsWithSlashDelimiter = username.Split('\\');
string[] partsWithAtDelimiter = username.Split('@');
if (partsWithSlashDelimiter.Length == 2 && partsWithAtDelimiter.Length == 1)
{
if (!string.IsNullOrEmpty(partsWithSlashDelimiter[0]) && !string.IsNullOrEmpty(partsWithSlashDelimiter[1]))
{
credential = new NetworkCredential(partsWithSlashDelimiter[1], NetworkCredentialHelper.UnsafeGetPassword(credential), partsWithSlashDelimiter[0]);
}
}
else if (partsWithSlashDelimiter.Length == 1 && partsWithAtDelimiter.Length == 2)
{
if (!string.IsNullOrEmpty(partsWithAtDelimiter[0]) && !string.IsNullOrEmpty(partsWithAtDelimiter[1]))
{
credential = new NetworkCredential(partsWithAtDelimiter[0], NetworkCredentialHelper.UnsafeGetPassword(credential), partsWithAtDelimiter[1]);
}
}
}
}
// WORKAROUND, [....], VSWhidbey 561276: The first NetworkCredential must be created in a lock.
internal static void PrepareNetworkCredential()
{
if (dummyNetworkCredential == null)
{
PrepareNetworkCredentialWorker();
}
}
// Since this takes a lock, it probably won't be inlined, but the typical case will be.
static void PrepareNetworkCredentialWorker()
{
lock (dummyNetworkCredentialLock)
{
dummyNetworkCredential = new NetworkCredential("dummy", "dummy");
}
}
// This is the workaround, Since store.Certificates returns a full collection
// of certs in store. These are holding native resources.
internal static void ResetAllCertificates(X509Certificate2Collection certificates)
{
if (certificates != null)
{
for (int i = 0; i < certificates.Count; ++i)
{
certificates[i].Reset();
}
}
}
internal static bool IsDefaultNetworkCredential(NetworkCredential credential)
{
return NetworkCredentialHelper.IsDefault(credential);
}
internal static void OpenTokenProviderIfRequired(SecurityTokenProvider tokenProvider, TimeSpan timeout)
{
OpenCommunicationObject(tokenProvider as ICommunicationObject, timeout);
}
internal static IAsyncResult BeginOpenTokenProviderIfRequired(SecurityTokenProvider tokenProvider, TimeSpan timeout,
AsyncCallback callback, object state)
{
return new OpenCommunicationObjectAsyncResult(tokenProvider, timeout, callback, state);
}
internal static void EndOpenTokenProviderIfRequired(IAsyncResult result)
{
OpenCommunicationObjectAsyncResult.End(result);
}
internal static IAsyncResult BeginCloseTokenProviderIfRequired(SecurityTokenProvider tokenProvider, TimeSpan timeout,
AsyncCallback callback, object state)
{
return new CloseCommunicationObjectAsyncResult(tokenProvider, timeout, callback, state);
}
internal static void EndCloseTokenProviderIfRequired(IAsyncResult result)
{
CloseCommunicationObjectAsyncResult.End(result);
}
internal static void CloseTokenProviderIfRequired(SecurityTokenProvider tokenProvider, TimeSpan timeout)
{
CloseCommunicationObject(tokenProvider, false, timeout);
}
internal static void CloseTokenProviderIfRequired(SecurityTokenProvider tokenProvider, bool aborted, TimeSpan timeout)
{
CloseCommunicationObject(tokenProvider, aborted, timeout);
}
internal static void AbortTokenProviderIfRequired(SecurityTokenProvider tokenProvider)
{
CloseCommunicationObject(tokenProvider, true, TimeSpan.Zero);
}
internal static void OpenTokenAuthenticatorIfRequired(SecurityTokenAuthenticator tokenAuthenticator, TimeSpan timeout)
{
OpenCommunicationObject(tokenAuthenticator as ICommunicationObject, timeout);
}
internal static void CloseTokenAuthenticatorIfRequired(SecurityTokenAuthenticator tokenAuthenticator, TimeSpan timeout)
{
CloseTokenAuthenticatorIfRequired(tokenAuthenticator, false, timeout);
}
internal static void CloseTokenAuthenticatorIfRequired(SecurityTokenAuthenticator tokenAuthenticator, bool aborted, TimeSpan timeout)
{
CloseCommunicationObject(tokenAuthenticator, aborted, timeout);
}
internal static IAsyncResult BeginOpenTokenAuthenticatorIfRequired(SecurityTokenAuthenticator tokenAuthenticator, TimeSpan timeout,
AsyncCallback callback, object state)
{
return new OpenCommunicationObjectAsyncResult(tokenAuthenticator, timeout, callback, state);
}
internal static void EndOpenTokenAuthenticatorIfRequired(IAsyncResult result)
{
OpenCommunicationObjectAsyncResult.End(result);
}
internal static IAsyncResult BeginCloseTokenAuthenticatorIfRequired(SecurityTokenAuthenticator tokenAuthenticator, TimeSpan timeout,
AsyncCallback callback, object state)
{
return new CloseCommunicationObjectAsyncResult(tokenAuthenticator, timeout, callback, state);
}
internal static void EndCloseTokenAuthenticatorIfRequired(IAsyncResult result)
{
CloseCommunicationObjectAsyncResult.End(result);
}
internal static void AbortTokenAuthenticatorIfRequired(SecurityTokenAuthenticator tokenAuthenticator)
{
CloseCommunicationObject(tokenAuthenticator, true, TimeSpan.Zero);
}
static void OpenCommunicationObject(ICommunicationObject obj, TimeSpan timeout)
{
if (obj != null)
obj.Open(timeout);
}
static void CloseCommunicationObject(Object obj, bool aborted, TimeSpan timeout)
{
if (obj != null)
{
ICommunicationObject co = obj as ICommunicationObject;
if (co != null)
{
if (aborted)
{
try
{
co.Abort();
}
catch (CommunicationException e)
{
if (DiagnosticUtility.ShouldTraceInformation)
{
DiagnosticUtility.ExceptionUtility.TraceHandledException(e, TraceEventType.Information);
}
}
}
else
{
co.Close(timeout);
}
}
else if (obj is IDisposable)
{
((IDisposable)obj).Dispose();
}
}
}
class OpenCommunicationObjectAsyncResult : AsyncResult
{
ICommunicationObject communicationObject;
static AsyncCallback onOpen;
public OpenCommunicationObjectAsyncResult(object obj, TimeSpan timeout, AsyncCallback callback, object state)
: base(callback, state)
{
this.communicationObject = obj as ICommunicationObject;
bool completeSelf = false;
if (this.communicationObject == null)
{
completeSelf = true;
}
else
{
if (onOpen == null)
{
onOpen = DiagnosticUtility.ThunkAsyncCallback(new AsyncCallback(OnOpen));
}
IAsyncResult result = this.communicationObject.BeginOpen(timeout, onOpen, this);
if (result.CompletedSynchronously)
{
this.communicationObject.EndOpen(result);
completeSelf = true;
}
}
if (completeSelf)
{
base.Complete(true);
}
}
public static void End(IAsyncResult result)
{
AsyncResult.End(result);
}
static void OnOpen(IAsyncResult result)
{
if (result.CompletedSynchronously)
{
return;
}
OpenCommunicationObjectAsyncResult thisPtr =
(OpenCommunicationObjectAsyncResult)result.AsyncState;
Exception completionException = null;
try
{
thisPtr.communicationObject.EndOpen(result);
}
#pragma warning suppress 56500 // [....], transferring exception to another thread
catch (Exception e)
{
if (DiagnosticUtility.IsFatal(e))
{
throw;
}
completionException = e;
}
thisPtr.Complete(false, completionException);
}
}
class CloseCommunicationObjectAsyncResult : AsyncResult
{
ICommunicationObject communicationObject;
static AsyncCallback onClose;
public CloseCommunicationObjectAsyncResult(object obj, TimeSpan timeout, AsyncCallback callback, object state)
: base(callback, state)
{
this.communicationObject = obj as ICommunicationObject;
bool completeSelf = false;
if (this.communicationObject == null)
{
IDisposable disposable = obj as IDisposable;
if (disposable != null)
{
disposable.Dispose();
}
completeSelf = true;
}
else
{
if (onClose == null)
{
onClose = DiagnosticUtility.ThunkAsyncCallback(new AsyncCallback(OnClose));
}
IAsyncResult result = this.communicationObject.BeginClose(timeout, onClose, this);
if (result.CompletedSynchronously)
{
this.communicationObject.EndClose(result);
completeSelf = true;
}
}
if (completeSelf)
{
base.Complete(true);
}
}
public static void End(IAsyncResult result)
{
AsyncResult.End(result);
}
static void OnClose(IAsyncResult result)
{
if (result.CompletedSynchronously)
{
return;
}
CloseCommunicationObjectAsyncResult thisPtr =
(CloseCommunicationObjectAsyncResult)result.AsyncState;
Exception completionException = null;
try
{
thisPtr.communicationObject.EndClose(result);
}
#pragma warning suppress 56500 // [....], transferring exception to another thread
catch (Exception e)
{
if (DiagnosticUtility.IsFatal(e))
{
throw;
}
completionException = e;
}
thisPtr.Complete(false, completionException);
}
}
internal static void MatchRstWithEndpointFilter(Message rst, IMessageFilterTable endpointFilterTable, Uri listenUri)
{
if (endpointFilterTable == null)
{
return;
}
Collection result = new Collection();
if (!endpointFilterTable.GetMatchingValues(rst, result))
{
throw TraceUtility.ThrowHelperWarning(new SecurityNegotiationException(SR.GetString(SR.RequestSecurityTokenDoesNotMatchEndpointFilters, listenUri)), rst);
}
}
// match the RST with the endpoint filters in case there is at least 1 asymmetric signature in the message
internal static bool ShouldMatchRstWithEndpointFilter(SecurityBindingElement sbe)
{
foreach (SecurityTokenParameters parameters in new SecurityTokenParametersEnumerable(sbe, true))
{
if (parameters.HasAsymmetricKey)
{
return true;
}
}
return false;
}
internal static SecurityStandardsManager CreateSecurityStandardsManager(MessageSecurityVersion securityVersion, SecurityTokenManager tokenManager)
{
SecurityTokenSerializer tokenSerializer = tokenManager.CreateSecurityTokenSerializer(securityVersion.SecurityTokenVersion);
return new SecurityStandardsManager(securityVersion, tokenSerializer);
}
internal static SecurityStandardsManager CreateSecurityStandardsManager(SecurityTokenRequirement requirement, SecurityTokenManager tokenManager)
{
MessageSecurityTokenVersion securityVersion = (MessageSecurityTokenVersion)requirement.GetProperty(ServiceModelSecurityTokenRequirement.MessageSecurityVersionProperty);
if (securityVersion == MessageSecurityTokenVersion.WSSecurity10WSTrustFebruary2005WSSecureConversationFebruary2005BasicSecurityProfile10)
return CreateSecurityStandardsManager(MessageSecurityVersion.WSSecurity10WSTrustFebruary2005WSSecureConversationFebruary2005WSSecurityPolicy11BasicSecurityProfile10, tokenManager);
else if (securityVersion == MessageSecurityTokenVersion.WSSecurity11WSTrustFebruary2005WSSecureConversationFebruary2005)
return CreateSecurityStandardsManager(MessageSecurityVersion.WSSecurity11WSTrustFebruary2005WSSecureConversationFebruary2005WSSecurityPolicy11, tokenManager);
else if (securityVersion == MessageSecurityTokenVersion.WSSecurity11WSTrustFebruary2005WSSecureConversationFebruary2005BasicSecurityProfile10)
return CreateSecurityStandardsManager(MessageSecurityVersion.WSSecurity11WSTrustFebruary2005WSSecureConversationFebruary2005WSSecurityPolicy11BasicSecurityProfile10, tokenManager);
else if (securityVersion == MessageSecurityTokenVersion.WSSecurity10WSTrust13WSSecureConversation13BasicSecurityProfile10)
return CreateSecurityStandardsManager(MessageSecurityVersion.WSSecurity10WSTrust13WSSecureConversation13WSSecurityPolicy12BasicSecurityProfile10, tokenManager);
else if (securityVersion == MessageSecurityTokenVersion.WSSecurity11WSTrust13WSSecureConversation13)
return CreateSecurityStandardsManager(MessageSecurityVersion.WSSecurity11WSTrust13WSSecureConversation13WSSecurityPolicy12, tokenManager);
else if (securityVersion == MessageSecurityTokenVersion.WSSecurity11WSTrust13WSSecureConversation13BasicSecurityProfile10)
return CreateSecurityStandardsManager(MessageSecurityVersion.WSSecurity11WSTrust13WSSecureConversation13WSSecurityPolicy12BasicSecurityProfile10, tokenManager);
else
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new NotSupportedException());
}
internal static SecurityStandardsManager CreateSecurityStandardsManager(MessageSecurityVersion securityVersion, SecurityTokenSerializer securityTokenSerializer)
{
if (securityVersion == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ArgumentNullException("securityVersion"));
}
if (securityTokenSerializer == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("securityTokenSerializer");
}
return new SecurityStandardsManager(securityVersion, securityTokenSerializer);
}
static bool TryCreateIdentity(ClaimSet claimSet, string claimType, out EndpointIdentity identity)
{
identity = null;
foreach (Claim claim in claimSet.FindClaims(claimType, null))
{
identity = EndpointIdentity.CreateIdentity(claim);
return true;
}
return false;
}
internal static EndpointIdentity GetServiceCertificateIdentity(X509Certificate2 certificate)
{
using (X509CertificateClaimSet claimSet = new X509CertificateClaimSet(certificate))
{
EndpointIdentity identity;
if (!TryCreateIdentity(claimSet, ClaimTypes.Dns, out identity))
{
TryCreateIdentity(claimSet, ClaimTypes.Rsa, out identity);
}
return identity;
}
}
///
/// Critical - Uses unsafe critical method UnsafeGetPassword to access the credential password without a Demand
/// Safe - only uses the password to construct a new NetworkCredential which will then protect access;
/// password does not leak from this method
///
[SecurityCritical, SecurityTreatAsSafe]
internal static NetworkCredential GetNetworkCredentialsCopy(NetworkCredential networkCredential)
{
NetworkCredential result;
if (networkCredential != null && !NetworkCredentialHelper.IsDefault(networkCredential))
{
result = new NetworkCredential(NetworkCredentialHelper.UnsafeGetUsername(networkCredential), NetworkCredentialHelper.UnsafeGetPassword(networkCredential), NetworkCredentialHelper.UnsafeGetDomain(networkCredential));
}
else
{
result = networkCredential;
}
return result;
}
internal static NetworkCredential GetNetworkCredentialOrDefault(NetworkCredential credential)
{
// because of VSW 564452, we dont use CredentialCache.DefaultNetworkCredentials in our OM. Instead we
// use an empty NetworkCredential to denote the default credentials
if (NetworkCredentialHelper.IsNullOrEmpty(credential))
{
// FYI: this will fail with SecurityException in PT due to Demand for EnvironmentPermission.
// Typically a PT app should not have access to DefaultNetworkCredentials. If there is a valid reason,
// see UnsafeGetDefaultNetworkCredentials.
return CredentialCache.DefaultNetworkCredentials;
}
else
{
return credential;
}
}
static class NetworkCredentialHelper
{
///
/// Critical - Uses unsafe critical methods UnsafeGetUsername, UnsafeGetPassword, and UnsafeGetDomain
/// to access the credential details without a Demand
/// Safe - only uses the protected values to test for null/empty. does not leak.
///
[SecurityCritical, SecurityTreatAsSafe]
static internal bool IsNullOrEmpty(NetworkCredential credential)
{
return credential == null ||
(
String.IsNullOrEmpty(UnsafeGetUsername(credential)) &&
String.IsNullOrEmpty(UnsafeGetDomain(credential)) &&
String.IsNullOrEmpty(UnsafeGetPassword(credential))
);
}
///
/// Critical - Uses unsafe critical method UnsafeGetDefaultNetworkCredentials to access the default network credentials without a Demand
/// Safe - only uses the default credentials to test for equality and uses the system credential's .Equals, not the caller's.
///
[SecurityCritical, SecurityTreatAsSafe]
static internal bool IsDefault(NetworkCredential credential)
{
return UnsafeGetDefaultNetworkCredentials().Equals(credential);
}
///
/// Critical - Asserts SecurityPermission(UnmanagedCode) in order to get the NetworkCredential password
/// this is used for example to test for empty/null or to construct a cloned NetworkCredential.
/// callers absolutely must not leak the return value
///
[SecurityCritical]
[EnvironmentPermission(SecurityAction.Assert, Read = "USERNAME")]
static internal string UnsafeGetUsername(NetworkCredential credential)
{
return credential.UserName;
}
///
/// Critical - Asserts SecurityPermission(UnmanagedCode) in order to get the NetworkCredential password
/// this is used for example to test for empty/null or to construct a cloned NetworkCredential.
/// callers absolutely must not leak the return value
///
[SecurityCritical]
[SecurityPermission(SecurityAction.Assert, UnmanagedCode = true)]
static internal string UnsafeGetPassword(NetworkCredential credential)
{
return credential.Password;
}
///
/// Critical - Asserts SecurityPermission(UnmanagedCode) in order to get the NetworkCredential password
/// this is used for example to test for empty/null or to construct a cloned NetworkCredential.
/// callers absolutely must not leak the return value
///
[SecurityCritical]
[EnvironmentPermission(SecurityAction.Assert, Read = "USERDOMAIN")]
static internal string UnsafeGetDomain(NetworkCredential credential)
{
return credential.Domain;
}
///
/// Critical - Asserts EnvironmentPermission(Read="USERNAME") in order to get the DefaultNetworkCredentials in PT
/// this is used for example to test for instance equality with a specific NetworkCredential
/// callers absolutely must not leak the return value
///
[SecurityCritical]
[EnvironmentPermission(SecurityAction.Assert, Read = "USERNAME")]
static NetworkCredential UnsafeGetDefaultNetworkCredentials()
{
return CredentialCache.DefaultNetworkCredentials;
}
}
internal static SafeFreeCredentials GetCredentialsHandle(string package, NetworkCredential credential, bool isServer, params string[] additionalPackages)
{
SafeFreeCredentials credentialsHandle;
CredentialUse credentialUse = isServer ? CredentialUse.Inbound : CredentialUse.Outbound;
if (credential == null || NetworkCredentialHelper.IsDefault(credential))
{
AuthIdentityEx authIdentity = new AuthIdentityEx(null, null, null, additionalPackages);
credentialsHandle = SspiWrapper.AcquireCredentialsHandle(package, credentialUse, ref authIdentity);
}
else
{
SecurityUtils.FixNetworkCredential(ref credential);
// we're not using DefaultCredentials, we need a
// AuthIdentity struct to contain credentials
AuthIdentityEx authIdentity = new AuthIdentityEx(credential.UserName, credential.Password, credential.Domain);
credentialsHandle = SspiWrapper.AcquireCredentialsHandle(package, credentialUse, ref authIdentity);
}
return credentialsHandle;
}
internal static SafeFreeCredentials GetCredentialsHandle(Binding binding, KeyedByTypeCollection behaviors)
{
ClientCredentials clientCredentials = (behaviors == null) ? null : behaviors.Find();
return GetCredentialsHandle(binding, clientCredentials);
}
internal static SafeFreeCredentials GetCredentialsHandle(Binding binding, ClientCredentials clientCredentials)
{
SecurityBindingElement sbe = (binding == null) ? null : binding.CreateBindingElements().Find();
return GetCredentialsHandle(sbe, clientCredentials);
}
internal static SafeFreeCredentials GetCredentialsHandle(SecurityBindingElement sbe, BindingContext context)
{
ClientCredentials clientCredentials = (context == null) ? null : context.BindingParameters.Find();
return GetCredentialsHandle(sbe, clientCredentials);
}
internal static SafeFreeCredentials GetCredentialsHandle(SecurityBindingElement sbe, ClientCredentials clientCredentials)
{
if (sbe == null)
{
return null;
}
bool isSspi = false;
bool isKerberos = false;
foreach (SecurityTokenParameters stp in new SecurityTokenParametersEnumerable(sbe, true))
{
if (stp is SecureConversationSecurityTokenParameters)
{
SafeFreeCredentials result = GetCredentialsHandle(((SecureConversationSecurityTokenParameters)stp).BootstrapSecurityBindingElement, clientCredentials);
if (result != null)
{
return result;
}
continue;
}
else if (stp is IssuedSecurityTokenParameters)
{
SafeFreeCredentials result = GetCredentialsHandle(((IssuedSecurityTokenParameters)stp).IssuerBinding, clientCredentials);
if (result != null)
{
return result;
}
continue;
}
else if (stp is SspiSecurityTokenParameters)
{
isSspi = true;
break;
}
else if (stp is KerberosSecurityTokenParameters)
{
isKerberos = true;
break;
}
}
if (!isSspi && !isKerberos)
{
return null;
}
NetworkCredential credential = null;
if (clientCredentials != null)
{
credential = SecurityUtils.GetNetworkCredentialOrDefault(clientCredentials.Windows.ClientCredential);
}
if (isKerberos)
{
return SecurityUtils.GetCredentialsHandle("Kerberos", credential, false);
}
// if OS is less that Vista cannot use !NTLM, Windows SE 142400
else if (clientCredentials != null && !clientCredentials.Windows.AllowNtlm )
{
if ( SecurityUtils.IsOsGreaterThanXP() )
{
return SecurityUtils.GetCredentialsHandle("Negotiate", credential, false, "!NTLM");
}
else
{
return SecurityUtils.GetCredentialsHandle("Kerberos", credential, false);
}
}
return SecurityUtils.GetCredentialsHandle("Negotiate", credential, false);
}
internal static byte[] CloneBuffer(byte[] buffer)
{
byte[] copy = DiagnosticUtility.Utility.AllocateByteArray(buffer.Length);
Buffer.BlockCopy(buffer, 0, copy, 0, buffer.Length);
return copy;
}
internal static X509Certificate2 GetCertificateFromStore(StoreName storeName, StoreLocation storeLocation,
X509FindType findType, object findValue, EndpointAddress target)
{
X509Certificate2 certificate = GetCertificateFromStoreCore(storeName, storeLocation, findType, findValue, target, true);
if (certificate == null)
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException(SR.GetString(SR.CannotFindCert, storeName, storeLocation, findType, findValue)));
return certificate;
}
internal static bool TryGetCertificateFromStore(StoreName storeName, StoreLocation storeLocation,
X509FindType findType, object findValue, EndpointAddress target, out X509Certificate2 certificate)
{
certificate = GetCertificateFromStoreCore(storeName, storeLocation, findType, findValue, target, false);
return (certificate != null);
}
static X509Certificate2 GetCertificateFromStoreCore(StoreName storeName, StoreLocation storeLocation,
X509FindType findType, object findValue, EndpointAddress target, bool throwIfMultipleOrNoMatch)
{
if (findValue == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("findValue");
}
X509CertificateStore store = new X509CertificateStore(storeName, storeLocation);
X509Certificate2Collection certs = null;
try
{
store.Open(OpenFlags.ReadOnly);
certs = store.Find(findType, findValue, false);
if (certs.Count == 1)
{
return new X509Certificate2(certs[0]);
}
if (throwIfMultipleOrNoMatch)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(CreateCertificateLoadException(
storeName, storeLocation, findType, findValue, target, certs.Count));
}
else
{
return null;
}
}
finally
{
SecurityUtils.ResetAllCertificates(certs);
store.Close();
}
}
static Exception CreateCertificateLoadException(StoreName storeName, StoreLocation storeLocation,
X509FindType findType, object findValue, EndpointAddress target, int certCount)
{
if (certCount == 0)
{
if (target == null)
{
return new InvalidOperationException(SR.GetString(SR.CannotFindCert, storeName, storeLocation, findType, findValue));
}
else
{
return new InvalidOperationException(SR.GetString(SR.CannotFindCertForTarget, storeName, storeLocation, findType, findValue, target));
}
}
else
{
if (target == null)
{
return new InvalidOperationException(SR.GetString(SR.FoundMultipleCerts, storeName, storeLocation, findType, findValue));
}
else
{
return new InvalidOperationException(SR.GetString(SR.FoundMultipleCertsForTarget, storeName, storeLocation, findType, findValue, target));
}
}
}
public static SecurityBindingElement GetIssuerSecurityBindingElement(ServiceModelSecurityTokenRequirement requirement)
{
SecurityBindingElement bindingElement = requirement.SecureConversationSecurityBindingElement;
if (bindingElement != null)
{
return bindingElement;
}
Binding binding = requirement.IssuerBinding;
if (binding == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgument(SR.GetString(SR.IssuerBindingNotPresentInTokenRequirement, requirement));
}
BindingElementCollection bindingElements = binding.CreateBindingElements();
return bindingElements.Find();
}
public static int GetMaxNegotiationBufferSize(BindingContext bindingContext)
{
TransportBindingElement transport = bindingContext.RemainingBindingElements.Find();
DiagnosticUtility.DebugAssert(transport != null, "TransportBindingElement is null!");
int maxNegoMessageSize;
if (transport is ConnectionOrientedTransportBindingElement)
{
maxNegoMessageSize = ((ConnectionOrientedTransportBindingElement)transport).MaxBufferSize;
}
else if (transport is HttpTransportBindingElement)
{
maxNegoMessageSize = ((HttpTransportBindingElement)transport).MaxBufferSize;
}
else
{
maxNegoMessageSize = TransportDefaults.MaxBufferSize;
}
return maxNegoMessageSize;
}
public static bool TryCreateKeyFromIntrinsicKeyClause(SecurityKeyIdentifierClause keyIdentifierClause, SecurityTokenResolver resolver, out SecurityKey key)
{
key = null;
if (keyIdentifierClause.CanCreateKey)
{
key = keyIdentifierClause.CreateKey();
return true;
}
if (keyIdentifierClause is EncryptedKeyIdentifierClause)
{
EncryptedKeyIdentifierClause keyClause = (EncryptedKeyIdentifierClause)keyIdentifierClause;
// PreSharp Bug: Parameter 'keyClause' to this public method must be validated: A null-dereference can occur here.
#pragma warning suppress 56506 // keyClause will not be null due to the if condition above.
for (int i = 0; i < keyClause.EncryptingKeyIdentifier.Count; i++)
{
SecurityKey unwrappingSecurityKey = null;
if (resolver.TryResolveSecurityKey(keyClause.EncryptingKeyIdentifier[i], out unwrappingSecurityKey))
{
byte[] wrappedKey = keyClause.GetEncryptedKey();
string wrappingAlgorithm = keyClause.EncryptionMethod;
byte[] unwrappedKey = unwrappingSecurityKey.DecryptKey(wrappingAlgorithm, wrappedKey);
key = new InMemorySymmetricSecurityKey(unwrappedKey, false);
return true;
}
}
}
return false;
}
public static WrappedKeySecurityToken CreateTokenFromEncryptedKeyClause(EncryptedKeyIdentifierClause keyClause, SecurityToken unwrappingToken)
{
SecurityKeyIdentifier wrappingTokenReference = keyClause.EncryptingKeyIdentifier;
byte[] wrappedKey = keyClause.GetEncryptedKey();
SecurityKey unwrappingSecurityKey = unwrappingToken.SecurityKeys[0];
string wrappingAlgorithm = keyClause.EncryptionMethod;
byte[] unwrappedKey = unwrappingSecurityKey.DecryptKey(wrappingAlgorithm, wrappedKey);
return new WrappedKeySecurityToken(SecurityUtils.GenerateId(), unwrappedKey, wrappingAlgorithm,
unwrappingToken, wrappingTokenReference, wrappedKey, unwrappingSecurityKey
);
}
public static void ValidateAnonymityConstraint(WindowsIdentity identity, bool allowUnauthenticatedCallers)
{
if (!allowUnauthenticatedCallers && identity.User.IsWellKnown(WellKnownSidType.AnonymousSid))
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperWarning(
new SecurityTokenValidationException(SR.GetString(SR.AnonymousLogonsAreNotAllowed)));
}
}
static bool ComputeSslCipherStrengthRequirementFlag()
{
// validate only for XP versions < XP SP3 and windows server versions < Win2K3 SP2
if ((Environment.OSVersion.Version.Major > WindowsServerMajorNumber)
|| (Environment.OSVersion.Version.Major == WindowsServerMajorNumber && Environment.OSVersion.Version.Minor > WindowsServerMinorNumber))
{
return false;
}
// version <= Win2K3
if (Environment.OSVersion.Version.Major == XPMajorNumber && Environment.OSVersion.Version.Minor == XPMinorNumber)
{
if ((Environment.OSVersion.ServicePack == string.Empty) || String.Equals(Environment.OSVersion.ServicePack, ServicePack1, StringComparison.OrdinalIgnoreCase) || String.Equals(Environment.OSVersion.ServicePack, ServicePack2, StringComparison.OrdinalIgnoreCase))
{
return true;
}
else
{
// the OS is XP SP3 or higher
return false;
}
}
else if (Environment.OSVersion.Version.Major == WindowsServerMajorNumber && Environment.OSVersion.Version.Minor == WindowsServerMinorNumber)
{
if (Environment.OSVersion.ServicePack == string.Empty || String.Equals(Environment.OSVersion.ServicePack, ServicePack1, StringComparison.OrdinalIgnoreCase))
{
return true;
}
else
{
// the OS is Win2K3 SP2 or higher
return false;
}
}
else
{
// this is <= XP. We should never get here but if we do validate SSL strength
return true;
}
}
public static bool ShouldValidateSslCipherStrength()
{
if (!isSslValidationRequirementDetermined)
{
shouldValidateSslCipherStrength = ComputeSslCipherStrengthRequirementFlag();
Thread.MemoryBarrier();
isSslValidationRequirementDetermined = true;
}
return shouldValidateSslCipherStrength;
}
public static void ValidateSslCipherStrength(int keySizeInBits)
{
if (ShouldValidateSslCipherStrength() && keySizeInBits < MinimumSslCipherStrength)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperWarning(new SecurityNegotiationException(SR.GetString(SR.SslCipherKeyTooSmall, keySizeInBits, MinimumSslCipherStrength)));
}
}
public static bool TryCreateX509CertificateFromRawData(byte[] rawData, out X509Certificate2 certificate)
{
certificate = (rawData == null || rawData.Length == 0) ? null : new X509Certificate2(rawData);
return certificate != null && certificate.Handle != IntPtr.Zero;
}
internal static string GetKeyDerivationAlgorithm(SecureConversationVersion version)
{
string derivationAlgorithm = null;
if (version == SecureConversationVersion.WSSecureConversationFeb2005)
{
derivationAlgorithm = SecurityAlgorithms.Psha1KeyDerivation;
}
else if (version == SecureConversationVersion.WSSecureConversation13)
{
derivationAlgorithm = SecurityAlgorithms.Psha1KeyDerivationDec2005;
}
else
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new NotSupportedException());
}
return derivationAlgorithm;
}
}
struct SecurityUniqueId
{
static long nextId = 0;
static string commonPrefix = "uuid-" + Guid.NewGuid().ToString() + "-";
long id;
string prefix;
string val;
SecurityUniqueId(string prefix, long id)
{
this.id = id;
this.prefix = prefix;
this.val = null;
}
public static SecurityUniqueId Create()
{
return SecurityUniqueId.Create(commonPrefix);
}
public static SecurityUniqueId Create(string prefix)
{
return new SecurityUniqueId(prefix, Interlocked.Increment(ref nextId));
}
public string Value
{
get
{
if (this.val == null)
this.val = this.prefix + this.id.ToString(CultureInfo.InvariantCulture);
return this.val;
}
}
}
static class EmptyReadOnlyCollection
{
public static ReadOnlyCollection Instance = new ReadOnlyCollection(new List());
}
class OperationWithTimeoutAsyncResult : TraceAsyncResult
{
static readonly WaitCallback scheduledCallback = new WaitCallback(OnScheduled);
TimeoutHelper timeoutHelper;
OperationWithTimeoutCallback operationWithTimeout;
public OperationWithTimeoutAsyncResult(OperationWithTimeoutCallback operationWithTimeout, TimeSpan timeout, AsyncCallback callback, object state)
: base(callback, state)
{
this.operationWithTimeout = operationWithTimeout;
this.timeoutHelper = new TimeoutHelper(timeout);
IOThreadScheduler.ScheduleCallback(scheduledCallback, this);
}
static void OnScheduled(object state)
{
OperationWithTimeoutAsyncResult thisResult = (OperationWithTimeoutAsyncResult)state;
Exception completionException = null;
try
{
using (thisResult.CallbackActivity == null ? null : ServiceModelActivity.BoundOperation(thisResult.CallbackActivity))
{
thisResult.operationWithTimeout(thisResult.timeoutHelper.RemainingTime());
}
}
#pragma warning suppress 56500 // covered by FxCOP
catch (Exception e)
{
if (Diagnostics.ExceptionUtility.IsFatal(e))
throw;
completionException = e;
}
thisResult.Complete(false, completionException);
}
public static void End(IAsyncResult result)
{
AsyncResult.End(result);
}
}
}
// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
// Copyright (c) Microsoft Corporation. All rights reserved.
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- TypeDependencyAttribute.cs
- X509ChainElement.cs
- DependencyProperty.cs
- BooleanSwitch.cs
- Block.cs
- TextDecorations.cs
- Paragraph.cs
- FixedSOMTextRun.cs
- SectionInput.cs
- AppLevelCompilationSectionCache.cs
- XmlSchemaDatatype.cs
- RayHitTestParameters.cs
- ZipIOLocalFileBlock.cs
- XmlAttributeOverrides.cs
- SmtpSection.cs
- Assert.cs
- ValueHandle.cs
- PipelineModuleStepContainer.cs
- ScaleTransform.cs
- ItemCheckEvent.cs
- DescendentsWalker.cs
- BufferBuilder.cs
- RegistrySecurity.cs
- StorageBasedPackageProperties.cs
- SHA1Managed.cs
- ProviderConnectionPoint.cs
- MemberHolder.cs
- CodeAttachEventStatement.cs
- BezierSegment.cs
- ExtendedProtectionPolicy.cs
- RepeatBehavior.cs
- HtmlTableCell.cs
- PassportIdentity.cs
- Parser.cs
- WebPartMenuStyle.cs
- ReadOnlyObservableCollection.cs
- RegexMatchCollection.cs
- RuntimeWrappedException.cs
- HtmlShim.cs
- ProfileGroupSettingsCollection.cs
- ComponentGlyph.cs
- ConfigPathUtility.cs
- SqlDataSourceQueryEditor.cs
- TableParagraph.cs
- XsdValidatingReader.cs
- SupportingTokenDuplexChannel.cs
- WindowShowOrOpenTracker.cs
- ParameterBuilder.cs
- PropertyGeneratedEventArgs.cs
- SafeSecurityHelper.cs
- MessageDecoder.cs
- Transform.cs
- MimeTypeAttribute.cs
- TitleStyle.cs
- SystemDropShadowChrome.cs
- SmtpFailedRecipientException.cs
- TreeViewAutomationPeer.cs
- DataGridViewRowsAddedEventArgs.cs
- PreProcessInputEventArgs.cs
- RuleProcessor.cs
- ObjectRef.cs
- Interlocked.cs
- UrlUtility.cs
- AlternateView.cs
- TraceSection.cs
- HttpHandlerActionCollection.cs
- SByte.cs
- BaseConfigurationRecord.cs
- EventKeyword.cs
- SafeSystemMetrics.cs
- DataGridTable.cs
- CopyNamespacesAction.cs
- GlyphsSerializer.cs
- TemplateBindingExpressionConverter.cs
- SpecialNameAttribute.cs
- Double.cs
- PtsPage.cs
- WebColorConverter.cs
- Separator.cs
- WorkflowPersistenceContext.cs
- ApplicationFileCodeDomTreeGenerator.cs
- ImageAttributes.cs
- SafeArrayTypeMismatchException.cs
- DBAsyncResult.cs
- XamlVector3DCollectionSerializer.cs
- CheckBoxStandardAdapter.cs
- XmlSchemaGroupRef.cs
- ElementNotEnabledException.cs
- Shared.cs
- AmbientLight.cs
- VisualStyleInformation.cs
- GlyphRunDrawing.cs
- WriteTimeStream.cs
- ObjectSet.cs
- UseAttributeSetsAction.cs
- AnnotationHighlightLayer.cs
- DefaultExpressionVisitor.cs
- TreeNodeStyle.cs
- TextBox.cs
- MenuAdapter.cs