Code:
/ Dotnetfx_Win7_3.5.1 / Dotnetfx_Win7_3.5.1 / 3.5.1 / DEVDIV / depot / DevDiv / releases / whidbey / NetFXspW7 / ndp / clr / src / BCL / System / Security / SecurityDocument.cs / 1 / SecurityDocument.cs
// ==++== // // Copyright (c) Microsoft Corporation. All rights reserved. // // ==--== //---------------------------------------------------------------------------- // // CLASS: SecurityDocument.cs // // PURPOSE: Represent an XML document // // //--------------------------------------------------------------------------- namespace System.Security { using System; using System.Collections; using System.Security.Util; using System.Text; using System.Globalization; using System.IO; using StringMaker = System.Security.Util.Tokenizer.StringMaker; [Serializable] sealed internal class SecurityDocumentElement : ISecurityElementFactory { private int m_position; private SecurityDocument m_document; internal SecurityDocumentElement( SecurityDocument document, int position ) { m_document = document; m_position = position; } SecurityElement ISecurityElementFactory.CreateSecurityElement() { return m_document.GetElement( m_position, true ); } Object ISecurityElementFactory.Copy() { return new SecurityDocumentElement( m_document, m_position ); } String ISecurityElementFactory.GetTag() { return m_document.GetTagForElement( m_position ); } String ISecurityElementFactory.Attribute( String attributeName ) { return m_document.GetAttributeForElement( m_position, attributeName ); } } [Serializable] sealed internal class SecurityDocument { internal byte[] m_data; internal const byte c_element = 1; internal const byte c_attribute = 2; internal const byte c_text = 3; internal const byte c_children = 4; internal const int c_growthSize = 32; public SecurityDocument( int numData ) { m_data = new byte[numData]; } public SecurityDocument( byte[] data ) { this.m_data = data; } public SecurityDocument( SecurityElement elRoot ) { m_data = new byte[c_growthSize]; int position = 0; ConvertElement( elRoot, ref position ); } public void GuaranteeSize( int size ) { if (m_data.Length < size) { byte[] m_newData = new byte[((size / c_growthSize) + 1) * c_growthSize]; Array.Copy( m_data, 0, m_newData, 0, m_data.Length ); m_data = m_newData; } } public void AddString( String str, ref int position ) { // @ GuaranteeSize( position + str.Length * 2 + 2 ); for (int i = 0; i < str.Length; ++i) { m_data[position+(2*i)] = (byte)(str[i] >> 8); m_data[position+(2*i)+1] = (byte)(str[i] & 0x00FF); } m_data[position + str.Length * 2] = 0; m_data[position + str.Length * 2 + 1] = 0; position += str.Length * 2 + 2; } public void AppendString( String str, ref int position ) { if (position <= 1 || m_data[position - 1] != 0 || m_data[position - 2] != 0 ) throw new XmlSyntaxException(); position -= 2; AddString( str, ref position ); } public static int EncodedStringSize( String str ) { return str.Length * 2 + 2; } public String GetString( ref int position ) { return GetString( ref position, true ); } public String GetString( ref int position, bool bCreate ) { int stringEnd; bool bFoundEnd = false; for (stringEnd = position; stringEnd < m_data.Length-1; stringEnd += 2) { if (m_data[stringEnd] == 0 && m_data[stringEnd + 1] == 0) { bFoundEnd = true; break; } } BCLDebug.Assert(bFoundEnd, "Malformed string in parse data"); StringMaker m = System.SharedStatics.GetSharedStringMaker(); try { if (bCreate) { m._outStringBuilder = null; m._outIndex = 0; for (int i = position; i < stringEnd; i += 2) { char c = (char)(m_data[i] << 8 | m_data[i+1]); // add character to the string if (m._outIndex < StringMaker.outMaxSize) { // easy case m._outChars[m._outIndex++] = c; } else { if (m._outStringBuilder == null) { // OK, first check if we have to init the StringBuilder m._outStringBuilder = new StringBuilder(); } // OK, copy from _outChars to _outStringBuilder m._outStringBuilder.Append(m._outChars, 0, StringMaker.outMaxSize); // reset _outChars pointer m._outChars[0] = c; m._outIndex = 1; } } } position = stringEnd + 2; if (bCreate) return m.MakeString(); else return null; } finally { System.SharedStatics.ReleaseSharedStringMaker(ref m); } } public void AddToken( byte b, ref int position ) { GuaranteeSize( position + 1 ); m_data[position++] = b; } public void ConvertElement( SecurityElement elCurrent, ref int position ) { AddToken( c_element, ref position ); AddString( elCurrent.m_strTag, ref position ); if (elCurrent.m_lAttributes != null) { for (int i = 0; i < elCurrent.m_lAttributes.Count; i+=2) { AddToken( c_attribute, ref position ); AddString( (String)elCurrent.m_lAttributes[i], ref position ); AddString( (String)elCurrent.m_lAttributes[i+1], ref position ); } } if (elCurrent.m_strText != null) { AddToken( c_text, ref position ); AddString( elCurrent.m_strText, ref position ); } if (elCurrent.InternalChildren != null) { for (int i = 0; i < elCurrent.InternalChildren.Count; ++i) { ConvertElement( (SecurityElement)elCurrent.Children[i], ref position ); } } AddToken( c_children, ref position ); } public SecurityElement GetRootElement() { return GetElement( 0, true ); } public SecurityElement GetElement( int position, bool bCreate ) { SecurityElement elRoot = InternalGetElement( ref position, bCreate ); return elRoot; } internal SecurityElement InternalGetElement( ref int position, bool bCreate ) { if (m_data.Length <= position) throw new XmlSyntaxException(); if (m_data[position++] != c_element) throw new XmlSyntaxException(); SecurityElement elCurrent = null; String strTag = GetString( ref position, bCreate ); if (bCreate) elCurrent = new SecurityElement( strTag ); while (m_data[position] == c_attribute) { position++; String strName = GetString( ref position, bCreate ); String strValue = GetString( ref position, bCreate ); if (bCreate) elCurrent.AddAttribute( strName, strValue ); } if (m_data[position] == c_text) { position++; String strText = GetString( ref position, bCreate ); if (bCreate) elCurrent.m_strText = strText; } while (m_data[position] != c_children) { SecurityElement elChild = InternalGetElement( ref position, bCreate ); if (bCreate) elCurrent.AddChild( elChild ); } position++; return elCurrent; } public String GetTagForElement( int position ) { if (m_data.Length <= position) throw new XmlSyntaxException(); if (m_data[position++] != c_element) throw new XmlSyntaxException(); String strTag = GetString( ref position ); return strTag; } public ArrayList GetChildrenPositionForElement( int position ) { if (m_data.Length <= position) throw new XmlSyntaxException(); if (m_data[position++] != c_element) throw new XmlSyntaxException(); ArrayList children = new ArrayList(); // This is to move past the tag string GetString( ref position ); while (m_data[position] == c_attribute) { position++; // Read name and value, then throw them away GetString( ref position, false ); GetString( ref position, false ); } if (m_data[position] == c_text) { position++; // Read text, then throw it away. GetString( ref position, false ); } while (m_data[position] != c_children) { children.Add( position ); InternalGetElement( ref position, false ); } position++; return children; } public String GetAttributeForElement( int position, String attributeName ) { if (m_data.Length <= position) throw new XmlSyntaxException(); if (m_data[position++] != c_element) throw new XmlSyntaxException(); String strRetValue = null; // This is to move past the tag string. GetString( ref position, false ); while (m_data[position] == c_attribute) { position++; String strName = GetString( ref position ); String strValue = GetString( ref position ); if (String.Equals( strName, attributeName )) { strRetValue = strValue; break; } } return strRetValue; } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. // ==++== // // Copyright (c) Microsoft Corporation. All rights reserved. // // ==--== //---------------------------------------------------------------------------- // // CLASS: SecurityDocument.cs // // PURPOSE: Represent an XML document // // //--------------------------------------------------------------------------- namespace System.Security { using System; using System.Collections; using System.Security.Util; using System.Text; using System.Globalization; using System.IO; using StringMaker = System.Security.Util.Tokenizer.StringMaker; [Serializable] sealed internal class SecurityDocumentElement : ISecurityElementFactory { private int m_position; private SecurityDocument m_document; internal SecurityDocumentElement( SecurityDocument document, int position ) { m_document = document; m_position = position; } SecurityElement ISecurityElementFactory.CreateSecurityElement() { return m_document.GetElement( m_position, true ); } Object ISecurityElementFactory.Copy() { return new SecurityDocumentElement( m_document, m_position ); } String ISecurityElementFactory.GetTag() { return m_document.GetTagForElement( m_position ); } String ISecurityElementFactory.Attribute( String attributeName ) { return m_document.GetAttributeForElement( m_position, attributeName ); } } [Serializable] sealed internal class SecurityDocument { internal byte[] m_data; internal const byte c_element = 1; internal const byte c_attribute = 2; internal const byte c_text = 3; internal const byte c_children = 4; internal const int c_growthSize = 32; public SecurityDocument( int numData ) { m_data = new byte[numData]; } public SecurityDocument( byte[] data ) { this.m_data = data; } public SecurityDocument( SecurityElement elRoot ) { m_data = new byte[c_growthSize]; int position = 0; ConvertElement( elRoot, ref position ); } public void GuaranteeSize( int size ) { if (m_data.Length < size) { byte[] m_newData = new byte[((size / c_growthSize) + 1) * c_growthSize]; Array.Copy( m_data, 0, m_newData, 0, m_data.Length ); m_data = m_newData; } } public void AddString( String str, ref int position ) { // @ GuaranteeSize( position + str.Length * 2 + 2 ); for (int i = 0; i < str.Length; ++i) { m_data[position+(2*i)] = (byte)(str[i] >> 8); m_data[position+(2*i)+1] = (byte)(str[i] & 0x00FF); } m_data[position + str.Length * 2] = 0; m_data[position + str.Length * 2 + 1] = 0; position += str.Length * 2 + 2; } public void AppendString( String str, ref int position ) { if (position <= 1 || m_data[position - 1] != 0 || m_data[position - 2] != 0 ) throw new XmlSyntaxException(); position -= 2; AddString( str, ref position ); } public static int EncodedStringSize( String str ) { return str.Length * 2 + 2; } public String GetString( ref int position ) { return GetString( ref position, true ); } public String GetString( ref int position, bool bCreate ) { int stringEnd; bool bFoundEnd = false; for (stringEnd = position; stringEnd < m_data.Length-1; stringEnd += 2) { if (m_data[stringEnd] == 0 && m_data[stringEnd + 1] == 0) { bFoundEnd = true; break; } } BCLDebug.Assert(bFoundEnd, "Malformed string in parse data"); StringMaker m = System.SharedStatics.GetSharedStringMaker(); try { if (bCreate) { m._outStringBuilder = null; m._outIndex = 0; for (int i = position; i < stringEnd; i += 2) { char c = (char)(m_data[i] << 8 | m_data[i+1]); // add character to the string if (m._outIndex < StringMaker.outMaxSize) { // easy case m._outChars[m._outIndex++] = c; } else { if (m._outStringBuilder == null) { // OK, first check if we have to init the StringBuilder m._outStringBuilder = new StringBuilder(); } // OK, copy from _outChars to _outStringBuilder m._outStringBuilder.Append(m._outChars, 0, StringMaker.outMaxSize); // reset _outChars pointer m._outChars[0] = c; m._outIndex = 1; } } } position = stringEnd + 2; if (bCreate) return m.MakeString(); else return null; } finally { System.SharedStatics.ReleaseSharedStringMaker(ref m); } } public void AddToken( byte b, ref int position ) { GuaranteeSize( position + 1 ); m_data[position++] = b; } public void ConvertElement( SecurityElement elCurrent, ref int position ) { AddToken( c_element, ref position ); AddString( elCurrent.m_strTag, ref position ); if (elCurrent.m_lAttributes != null) { for (int i = 0; i < elCurrent.m_lAttributes.Count; i+=2) { AddToken( c_attribute, ref position ); AddString( (String)elCurrent.m_lAttributes[i], ref position ); AddString( (String)elCurrent.m_lAttributes[i+1], ref position ); } } if (elCurrent.m_strText != null) { AddToken( c_text, ref position ); AddString( elCurrent.m_strText, ref position ); } if (elCurrent.InternalChildren != null) { for (int i = 0; i < elCurrent.InternalChildren.Count; ++i) { ConvertElement( (SecurityElement)elCurrent.Children[i], ref position ); } } AddToken( c_children, ref position ); } public SecurityElement GetRootElement() { return GetElement( 0, true ); } public SecurityElement GetElement( int position, bool bCreate ) { SecurityElement elRoot = InternalGetElement( ref position, bCreate ); return elRoot; } internal SecurityElement InternalGetElement( ref int position, bool bCreate ) { if (m_data.Length <= position) throw new XmlSyntaxException(); if (m_data[position++] != c_element) throw new XmlSyntaxException(); SecurityElement elCurrent = null; String strTag = GetString( ref position, bCreate ); if (bCreate) elCurrent = new SecurityElement( strTag ); while (m_data[position] == c_attribute) { position++; String strName = GetString( ref position, bCreate ); String strValue = GetString( ref position, bCreate ); if (bCreate) elCurrent.AddAttribute( strName, strValue ); } if (m_data[position] == c_text) { position++; String strText = GetString( ref position, bCreate ); if (bCreate) elCurrent.m_strText = strText; } while (m_data[position] != c_children) { SecurityElement elChild = InternalGetElement( ref position, bCreate ); if (bCreate) elCurrent.AddChild( elChild ); } position++; return elCurrent; } public String GetTagForElement( int position ) { if (m_data.Length <= position) throw new XmlSyntaxException(); if (m_data[position++] != c_element) throw new XmlSyntaxException(); String strTag = GetString( ref position ); return strTag; } public ArrayList GetChildrenPositionForElement( int position ) { if (m_data.Length <= position) throw new XmlSyntaxException(); if (m_data[position++] != c_element) throw new XmlSyntaxException(); ArrayList children = new ArrayList(); // This is to move past the tag string GetString( ref position ); while (m_data[position] == c_attribute) { position++; // Read name and value, then throw them away GetString( ref position, false ); GetString( ref position, false ); } if (m_data[position] == c_text) { position++; // Read text, then throw it away. GetString( ref position, false ); } while (m_data[position] != c_children) { children.Add( position ); InternalGetElement( ref position, false ); } position++; return children; } public String GetAttributeForElement( int position, String attributeName ) { if (m_data.Length <= position) throw new XmlSyntaxException(); if (m_data[position++] != c_element) throw new XmlSyntaxException(); String strRetValue = null; // This is to move past the tag string. GetString( ref position, false ); while (m_data[position] == c_attribute) { position++; String strName = GetString( ref position ); String strValue = GetString( ref position ); if (String.Equals( strName, attributeName )) { strRetValue = strValue; break; } } return strRetValue; } } } // 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
- TypeName.cs
- CachedRequestParams.cs
- CodeMemberMethod.cs
- ChainOfResponsibility.cs
- PipelineModuleStepContainer.cs
- PolyLineSegment.cs
- CompoundFileIOPermission.cs
- KeyedHashAlgorithm.cs
- PagesSection.cs
- SafeCryptoHandles.cs
- Control.cs
- SingleResultAttribute.cs
- SoapInteropTypes.cs
- ObjectDataSourceFilteringEventArgs.cs
- DayRenderEvent.cs
- XmlDataFileEditor.cs
- ReverseInheritProperty.cs
- ModelChangedEventArgsImpl.cs
- RuleValidation.cs
- XmlAttributeOverrides.cs
- CompositeDataBoundControl.cs
- XmlSchemaAttributeGroup.cs
- RemoteCryptoSignHashRequest.cs
- StrokeNodeOperations.cs
- panel.cs
- ETagAttribute.cs
- IDReferencePropertyAttribute.cs
- SHA256.cs
- WebPartConnectionsCancelVerb.cs
- EventRecord.cs
- CollectionViewSource.cs
- XamlGridLengthSerializer.cs
- basecomparevalidator.cs
- Helpers.cs
- XmlEncApr2001.cs
- GatewayDefinition.cs
- XamlSerializerUtil.cs
- SHA384Managed.cs
- WindowsFormsHostAutomationPeer.cs
- GridView.cs
- RuntimeResourceSet.cs
- StringUtil.cs
- __Error.cs
- ConstraintConverter.cs
- VectorAnimationBase.cs
- XPathBuilder.cs
- DefaultEventAttribute.cs
- HttpCapabilitiesEvaluator.cs
- WindowsScrollBar.cs
- EdmEntityTypeAttribute.cs
- WebPartHelpVerb.cs
- InstanceHandle.cs
- TypeKeyValue.cs
- MetadataWorkspace.cs
- HideDisabledControlAdapter.cs
- SelectedGridItemChangedEvent.cs
- JoinTreeNode.cs
- FormatException.cs
- ProtocolsConfigurationEntry.cs
- ScrollItemPattern.cs
- CultureInfoConverter.cs
- NavigationPropertySingletonExpression.cs
- NavigatorInput.cs
- LassoHelper.cs
- AssemblyInfo.cs
- SQLBinaryStorage.cs
- ComponentSerializationService.cs
- BinHexEncoding.cs
- Models.cs
- DataGridViewHeaderCell.cs
- PrivilegeNotHeldException.cs
- PropertyToken.cs
- TimelineGroup.cs
- PieceDirectory.cs
- ItemsControl.cs
- OdbcPermission.cs
- ValidationErrorCollection.cs
- HttpApplicationFactory.cs
- EastAsianLunisolarCalendar.cs
- KeyTimeConverter.cs
- SaveWorkflowAsyncResult.cs
- AuthenticationService.cs
- Base64Decoder.cs
- NativeRecognizer.cs
- TreeViewCancelEvent.cs
- WebBaseEventKeyComparer.cs
- SettingsSavedEventArgs.cs
- FacetDescriptionElement.cs
- RichTextBoxConstants.cs
- StylusDownEventArgs.cs
- OleDbPropertySetGuid.cs
- ControlEvent.cs
- SiteMapNodeCollection.cs
- MediaEntryAttribute.cs
- ContextInformation.cs
- DecimalAnimationBase.cs
- FlowDocumentScrollViewer.cs
- DebugInfo.cs
- DTCTransactionManager.cs
- InvalidateEvent.cs