937 lines
39 KiB
C#
937 lines
39 KiB
C#
////////////////////////////////////////////////////////////////////////////////
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//
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// Microsoft Research Singularity
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//
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// Copyright (c) Microsoft Corporation. All rights reserved.
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//
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// File: MetaDataParser.cs
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//
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// [TODO] fix comments in this file
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//
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// Note: This is a best-approximation of statically determinable metadata.
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// We can create a few general properties of an application, and we
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// can read the ConsoleCategory, Category, and DriverCategory attributes
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//
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using System;
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using System.Collections;
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using System.IO;
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using System.Reflection;
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using System.Runtime.InteropServices;
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using System.Text;
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using System.Xml;
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using Bartok.MSIL;
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public class ManifestBuilder
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{
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//
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// Note - This is a rather crude recursive descent parser
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//
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// This parser only deals in relatively flat xml, and as such we can use
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// a very straightforward parse methodology:
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// for a class decorated with a tag that is in the "triggers" list
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// - start a new xml tag
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// - check every decoration on that class according to the classAttributes
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// rules, and for each match add a child
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// - check every field in the class according to the fieldAttributes
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// rules, and for each match add a child
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private class ParseRules
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{
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public TriggerDefinition[] triggers;
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public ClassDefinition[] classAttributes;
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public FieldDefinition[] fieldAttributes;
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public ParseRules(ParseRules inheritFrom,
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TriggerDefinition[] triggers,
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ClassDefinition[] classAttributes,
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FieldDefinition[] fieldAttributes)
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{
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this.triggers = triggers;
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if (inheritFrom != null) {
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this.classAttributes = Inherit(inheritFrom.classAttributes,
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classAttributes);
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this.fieldAttributes = Inherit(inheritFrom.fieldAttributes,
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fieldAttributes);
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}
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else {
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this.classAttributes = classAttributes;
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this.fieldAttributes = fieldAttributes;
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}
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}
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private static ClassDefinition[] Inherit(ClassDefinition[] root,
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ClassDefinition[] grow)
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{
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ClassDefinition[] target = new ClassDefinition[root.Length + grow.Length];
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int j = 0;
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for (int i = 0; i < root.Length; i++, j++) {
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target[j] = root[i];
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}
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for (int i = 0; i < grow.Length; i++, j++) {
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target[j] = grow[i];
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}
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return target;
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}
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private static FieldDefinition[] Inherit(FieldDefinition[] root,
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FieldDefinition[] grow)
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{
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FieldDefinition[] target = new FieldDefinition[root.Length + grow.Length];
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int j = 0;
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for (int i = 0; i < root.Length; i++, j++) {
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target[j] = root[i];
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}
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for (int i = 0; i < grow.Length; i++, j++) {
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target[j] = grow[i];
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}
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return target;
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}
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}
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// Construct the parsing tables.
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private static readonly ParseRules[] rules;
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static ManifestBuilder()
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{
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ParseRules categoryRules = new ParseRules(
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null,
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// "triggers"
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new TriggerDefinition[] {
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new TriggerDefinition("category",
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null,
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"Microsoft.Singularity.Configuration.CategoryAttribute",
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"Microsoft.Singularity.Configuration.CategoryDeclaration",
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new string [] {"name"}),
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},
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// "class" attributes
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new ClassDefinition[] {},
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// "field" attributes
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new FieldDefinition[] {
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// NB: the constructor fields on these are handled specially, unlike
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// everything else in this tool. This is indicated by the "true"
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// value for the last parameter to the constructor
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// [TODO] is this correct? Should Endpoint declarations in
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// ConsoleCategories and Configuration be given names so that they are more
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// human-configurable? Will an app ever declare multiple Endpoints of
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// the same type and require the kernel to user to patch those identical
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// endpoints to different (and conflicting) apps? Could this problem be
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// addressed via stronger typing?
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new EndpointDefinition("endpoints",
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"extension",
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"Microsoft.Singularity.Configuration.ExtensionEndpointAttribute",
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"Microsoft.Singularity.Channels.TRef_2"
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+ "<Microsoft.Singularity.Extending."
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+ "ExtensionContract+Exp,Microsoft.Singularity"
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+ ".Extending.ExtensionContract+Start>"),
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new ServiceEndpointDefinition("endpoints",
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"serviceProvider",
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"Microsoft.Singularity.Configuration.ServiceEndpointAttribute",
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"Microsoft.Singularity.Channels.TRef_2"
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+ "<Microsoft.Singularity.Directory."
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+ "ServiceProviderContract+Exp,Microsoft."
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+ "Singularity.Directory.ServiceProviderContract"
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+ "+Start>"),
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// [TODO] - the inheritance on this is not correct
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new EndpointDefinition("endpoints",
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"endpoint",
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"Microsoft.Singularity.Configuration.EndpointAttribute",
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null),
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new EndpointDefinition("endpoints",
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"inputPipe",
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"Microsoft.Singularity.Configuration.InputEndpointAttribute",
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null,
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new string [] {"Kind"}),
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new EndpointDefinition("endpoints",
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"outputPipe",
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"Microsoft.Singularity.Configuration.OutputEndpointAttribute",
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null,
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new string [] {"Kind"}),
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new ParameterDefinition("StringParameters",
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"StringParameter",
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"Microsoft.Singularity.Configuration.StringParameterAttribute",
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"STRING",
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new string [] {"Name"}),
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new ParameterDefinition("LongParameters",
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"LongParameter",
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"Microsoft.Singularity.Configuration.LongParameterAttribute",
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"I8",
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new string [] {"Name"}),
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new ParameterDefinition("BoolParameters",
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"BoolParameter",
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"Microsoft.Singularity.Configuration.BoolParameterAttribute",
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"BOOLEAN",
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new string [] {"Name"}),
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new ParameterDefinition("StringArrayParameters",
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"StringArrayParameter",
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"Microsoft.Singularity.Configuration.StringArrayParameterAttribute",
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"SZARRAY",
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new string [] {"Name"}),
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}
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);
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ParseRules driverCategoryRules = new ParseRules(
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categoryRules, // inherit "class" and "field" rules from category.
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// "triggers"
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new TriggerDefinition[] {
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new TriggerDefinition("category",
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"driver",
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"Microsoft.Singularity.Io.DriverCategoryAttribute",
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"Microsoft.Singularity.Io.DriverCategoryDeclaration"),
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},
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// "class" attributes
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new ClassDefinition[] {
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new ClassDefinition("device",
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"Microsoft.Singularity.Io.SignatureAttribute",
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new string [] {"signature"}),
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new ClassDefinition("enumerates",
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"Microsoft.Singularity.Io.EnumeratesDeviceAttribute",
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new string [] {"signature"}),
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},
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// "field" attributes
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new FieldDefinition[] {
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new FieldDefinition("dynamicHardware",
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"ioPortRange",
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"Microsoft.Singularity.Io.IoPortRangeAttribute",
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"Microsoft.Singularity.Io.IoPortRange",
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new string [] {"id"},
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new string [] {"Default","baseAddress",
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"Length","rangeLength",
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"Shared", "shared"}),
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new FieldDefinition("fixedHardware",
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"ioPortRange",
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"Microsoft.Singularity.Io.IoFixedPortRangeAttribute",
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"Microsoft.Singularity.Io.IoPortRange",
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new string [] {"id"},
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new string [] {"Base","baseAddress",
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"Length","rangeLength",
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"Shared", "shared"},
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new string [] {"fixed", "true"}),
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new FieldDefinition("dynamicHardware",
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"ioIrqRange",
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"Microsoft.Singularity.Io.IoIrqRangeAttribute",
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"Microsoft.Singularity.Io.IoIrqRange",
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new string [] {"id"},
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new string [] {"Default","baseAddress",
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"Length","rangeLength",
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"Shared", "shared"},
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new string [] {"rangeLength", "1"}),
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new FieldDefinition("fixedHardware",
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"ioIrqRange",
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"Microsoft.Singularity.Io.IoFixedIrqRangeAttribute",
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"Microsoft.Singularity.Io.IoIrqRange",
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new string [] {"id"},
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new string [] {"Base","baseAddress",
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"Length","rangeLength",
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"Shared", "shared"},
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new string [] {"fixed", "true",
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"rangeLength", "1"}),
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new FieldDefinition("dynamicHardware",
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"ioDmaRange",
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"Microsoft.Singularity.Io.IoDmaRangeAttribute",
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"Microsoft.Singularity.Io.IoDmaRange",
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new string [] {"id"},
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new string [] {"Default","baseAddress",
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"Length","rangeLength",
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"Shared", "shared"},
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new string [] {"rangeLength", "1"}),
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new FieldDefinition("dynamicHardware",
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"ioMemoryRange",
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"Microsoft.Singularity.Io.IoMemoryRangeAttribute",
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"Microsoft.Singularity.Io.IoMemoryRange",
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new string [] {"id"},
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new string [] {"Default","baseAddress",
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"Length","rangeLength",
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"Shared", "shared"}),
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new FieldDefinition("fixedHardware",
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"ioMemoryRange",
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"Microsoft.Singularity.Io.IoFixedMemoryRangeAttribute",
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"Microsoft.Singularity.Io.IoMemoryRange",
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new string [] {"id"},
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new string [] {"Base","baseAddress",
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"Length","rangeLength",
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"Shared", "shared",
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"AddressBits", "addressBits",
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"Alignment", "alignment"},
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new string [] {"fixed", "true"}),
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}
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);
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ParseRules consoleCategoryRules = new ParseRules(
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categoryRules, // inherit "class" and "field" rules from category.
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// "triggers"
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new TriggerDefinition[] {
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new TriggerDefinition("category",
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"console",
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"Microsoft.Singularity.Configuration.ConsoleCategoryAttribute",
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"Microsoft.Singularity.Configuration.ConsoleCategoryDeclaration"),
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},
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// "class" attributes
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new ClassDefinition[] {
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},
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// "field" attributes
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new FieldDefinition[] {
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}
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);
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rules = new ParseRules[3] {
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driverCategoryRules,
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categoryRules,
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consoleCategoryRules,
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};
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}
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//////////////////////////////////////////////////////////////////////////
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//
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// the base path of the file cache
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private String cache;
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// the list of assembly files
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private ArrayList assemblies;
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// The metadata resolver
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private MetaDataResolver resolver;
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// the output file
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private XmlDocument manifest;
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// the process node
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private XmlNode process;
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// the Bartok/code generation parameters.
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private XmlNode codegen;
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// the linker parameters.
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private XmlNode linker;
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private int warningCount;
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private int errorCount;
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public ManifestBuilder(String cache, ArrayList assemblies)
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{
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this.cache = cache.ToLower();
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this.assemblies = assemblies;
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// create a blank manifest without an <?xml> header:
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manifest = new XmlDocument();
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}
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// create a manifest for an app, without looking at any assemblies
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// this creates the stub manifest into which each assembly's info will
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// go
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public bool CreateNewManifest(string appname, string x86filename)
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{
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warningCount = 0;
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errorCount = 0;
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// Create this.resolver using this.assemblyfilename
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InitializeResolver();
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// Create the basic XML tree.
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XmlNode application = AddElement(manifest, "application");
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AddAttribute(application, "name", appname);
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process = AddElement(application, "process");
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AddAttribute(process, "id", "0");
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AddAttribute(process, "main", "true");
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AddAttribute(process, "path", StripPathFromPath(x86filename));
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AddAttribute(process, "cache", StripCacheFromPath(x86filename));
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bool seenPublisher = false;
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XmlNode privileges = null;
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// here we assume that the first assembly is the app assembly
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// extract the publisher name from there
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MetaData md0 = (MetaData)resolver.MetaDataList[0];
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MetaDataAssembly mda0 = (MetaDataAssembly)md0.Assemblies[0];
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if (mda0.CustomAttributes != null) {
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foreach (MetaDataCustomAttribute ca in mda0.CustomAttributes) {
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if (ca.Name == "Microsoft.Singularity.Security.ApplicationPublisherAttribute") {
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if (!seenPublisher && ca.FixedArgs != null && ca.FixedArgs[0] != null) {
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AddAttribute(application, "publisher", (string)ca.FixedArgs[0]);
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seenPublisher = true;
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}
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} else if (ca.Name == "Microsoft.Singularity.Security.AssertPrivilegeAttribute") {
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if (ca.FixedArgs != null && ca.FixedArgs[0] != null) {
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if (privileges == null)
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privileges = AddElement(application, "privileges");
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XmlNode privilege = AddElement(privileges, "privilege");
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AddAttribute(privilege, "name", (string)ca.FixedArgs[0]);
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}
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}
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}
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}
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// Create the list of assemblies.
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XmlNode assemblies = AddElement(process, "assemblies");
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foreach (MetaData md in resolver.MetaDataList) {
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MetaDataAssembly mda = (MetaDataAssembly)md.Assemblies[0];
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string file = md.Name;
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string assemblyname = StripPathFromPath(file);
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XmlNode assembly = AddElement(assemblies, "assembly");
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AddAttribute(assembly, "name", assemblyname);
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if (mda.MajorVersion != 0 || mda.MinorVersion != 0 ||
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mda.BuildNumber != 0 || mda.RevisionNumber != 0) {
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AddAttribute(assembly, "version", String.Format("{0}.{1}.{2}.{3}",
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mda.MajorVersion,
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mda.MinorVersion,
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mda.BuildNumber,
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mda.RevisionNumber));
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}
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if (mda.PublicKey != null & mda.PublicKey.Length > 0) {
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AddAttribute(assembly, "publickey",
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String.Format("{0}", KeyToString(mda.PublicKey)));
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}
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if (mda.Locale != null && mda.Locale != "") {
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AddAttribute(assembly, "locale", mda.Locale);
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}
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AddAttribute(assembly, "cache", StripCacheFromPath(file));
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}
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// Create a placeholder for
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// now go through every class in the assembly to locate ConsoleCategory,
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// Category, and DriverCategory attributes
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int categoryIndex = 0;
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XmlNode categories = null;
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foreach (MetaData md in resolver.MetaDataList) {
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// NB: md.TypeDefs is a flat list of all classes in this assembly,
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// regardless of nesting
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foreach (MetaDataTypeDefinition type in md.TypeDefs) {
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for (int i = 0; i < rules.Length; i++) {
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if (ProcessType(type, rules[i], process, ref categoryIndex, ref categories)) {
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break;
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}
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}
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}
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}
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if (errorCount != 0) {
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return false;
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}
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return true;
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}
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public bool AddCodegenParameter(string param)
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{
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if (codegen == null) {
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codegen = AddElement(process, "codegen");
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}
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XmlNode node = AddElement(codegen, "parameter");
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AddAttribute(node, "value", param);
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return true;
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}
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public bool AddLinkerParameter(string param)
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{
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if (linker == null) {
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linker = AddElement(process, "linker");
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}
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XmlNode node = AddElement(linker, "parameter");
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AddAttribute(node, "value", param);
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return true;
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}
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public void Save(XmlTextWriter writer)
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{
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manifest.Save(writer);
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}
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///////////////////////////////////////////// Methods to help with errors.
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//
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private static string LastName(string value)
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{
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if (value != null) {
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int period = value.LastIndexOf('.');
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if (period > 0 && period < value.Length) {
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return value.Substring(period + 1);
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}
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}
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return value;
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}
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public void Error(string message, params object[] args)
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{
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Console.Write("mkmani: Error: ");
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Console.WriteLine(message, args);
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errorCount++;
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}
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private void Warning(string message, params object[] args)
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{
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Console.Write("mkmani: Warning: ");
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Console.WriteLine(message, args);
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warningCount++;
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}
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//////////////////////////////////////////////// Methods to help with XML.
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//
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private XmlNode AddElement(XmlNode parent, string name)
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{
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XmlNode element = manifest.CreateNode(XmlNodeType.Element, name, "");
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if (parent != null) {
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parent.AppendChild(element);
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}
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return element;
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}
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public void AddAttribute(XmlNode node, string name, string value)
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{
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XmlAttribute attr = manifest.CreateAttribute(name);
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attr.Value = value;
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node.Attributes.Append(attr);
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}
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// this method creates a MetaData resolver and loads all the assemblies into
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// it
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private void InitializeResolver()
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{
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resolver = new MetaDataResolver(assemblies, new ArrayList(), new DateTime(),
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false, false);
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MetaDataResolver.ResolveCustomAttributes(
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new MetaDataResolver[] {resolver});
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}
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// parse utility function to ensure that a type's inheritance matches the
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// inheritance specified in the TokenDefinition
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public bool MatchInheritance(string derivesFromClass,
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MetaDataTypeDefinition type)
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{
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//Console.WriteLine("derives=({0}), type = {1}",
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// derivesFromClass,
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// type.Extends == null ? null: ((MetaDataTypeReference)type.Extends).FullName);
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/*
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if (derivesFromClass != null) {
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if (type.Extends == null ||
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((MetaDataTypeReference)type.Extends).FullName !=
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derivesFromClass) {
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return false;
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}
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}
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*/
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return true;
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}
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// parse utility function to ensure that the class of a field matches the
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// class name specified in a TokenDefinition
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public bool MatchFieldType(FieldDefinition rule,
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MetaDataField field)
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{
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if (rule.matchClassType != null) {
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MetaDataObject classobj = field.Signature.FieldType.ClassObject;
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string classtype = "";
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// Since we can pass in different objects as field, we need to be
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// careful here about how we get the class type
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if (classobj is MetaDataTypeDefinition) {
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classtype = ((MetaDataTypeDefinition) classobj).FullName;
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}
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else if (classobj is MetaDataTypeReference) {
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classtype = ((MetaDataTypeReference) classobj).FullName;
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}
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else if (classobj == null) {
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classtype = field.Signature.FieldType.ElementType.ToString();
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}
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if (classtype != rule.matchClassType) {
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Error("{0} can't be applied to {1}",
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LastName(rule.attribute), field.FullName);
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Error("{0}does not match {1}",
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classtype, rule.matchClassType);
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return false;
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}
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}
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return true;
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|
}
|
|
|
|
// This is the only way we create XML tags (except for Endpoints)
|
|
public XmlNode CreateNode(MetaDataCustomAttribute data,
|
|
TokenDefinition rule)
|
|
{
|
|
XmlNode node = AddElement(null, rule.xmlTagName);
|
|
|
|
// make an attribute for each constructor argument
|
|
if (data.FixedArgs.Length != 0) {
|
|
for (int i = 0; i < data.FixedArgs.Length; i++) {
|
|
string name = rule.constructorFields[i];
|
|
if (data.FixedArgs[i] == null) {
|
|
AddAttribute(node, name, "");
|
|
}
|
|
else {
|
|
string value = data.FixedArgs[i].ToString();
|
|
AddAttribute(node, name, value);
|
|
}
|
|
}
|
|
}
|
|
|
|
// make an attribute for each constructor-time property
|
|
for (int i = 0; i < data.NamedArgs.Length; i++) {
|
|
string name = rule.FindPropertyReplacement(data.NamedArgs[i].Name);
|
|
object arg = data.NamedArgs[i].Value;
|
|
string value;
|
|
if (arg == null) {
|
|
// do we want "" or null here?
|
|
value = null;
|
|
}
|
|
else {
|
|
value = data.NamedArgs[i].Value.ToString();
|
|
if (arg is System.UInt32) {
|
|
// We output unsigned types as 0x because they are generally
|
|
// hardware-related numbers which are documented in hexadecimal.
|
|
value = String.Format("0x{0:x}", arg);
|
|
}
|
|
}
|
|
AddAttribute(node, name, value);
|
|
}
|
|
|
|
// make an attribute for each default field
|
|
for (int i = 0; i < rule.defaultFields.Length; i += 2) {
|
|
string name = rule.defaultFields[i];
|
|
AddAttribute(node, name, rule.defaultFields[i+1]);
|
|
}
|
|
return node;
|
|
}
|
|
|
|
private XmlNode GetEndpointHierarchy(string nodeName, string endpointType)
|
|
{
|
|
XmlNode node = AddElement(null, nodeName);
|
|
MetaDataTypeDefinition epType = resolver.ResolveName(endpointType);
|
|
|
|
XmlNode oldChild = null;
|
|
XmlNode newChild = null;
|
|
|
|
while (epType.FullName != "Microsoft.Singularity.Channels.Endpoint") {
|
|
newChild = manifest.CreateNode(XmlNodeType.Element, "inherit", "");
|
|
|
|
AddAttribute(newChild, "name", epType.FullName);
|
|
|
|
if (oldChild == null) {
|
|
node.AppendChild(newChild);
|
|
}
|
|
else {
|
|
node.InsertBefore(newChild, oldChild);
|
|
}
|
|
oldChild = newChild;
|
|
|
|
string nextName;
|
|
if (epType.Extends is MetaDataTypeReference) {
|
|
nextName = ((MetaDataTypeReference) epType.Extends).FullName;
|
|
if (nextName == "Exp" || nextName == "Imp") {
|
|
MetaDataTypeReference mdtr =
|
|
(MetaDataTypeReference) epType.Extends;
|
|
nextName =
|
|
((MetaDataTypeReference)mdtr.ResolutionScope).FullName
|
|
+ "." + nextName;
|
|
}
|
|
|
|
}
|
|
else if (epType.Extends is MetaDataTypeDefinition) {
|
|
nextName = ((MetaDataTypeDefinition) epType.Extends).FullName;
|
|
}
|
|
else {
|
|
return node;
|
|
}
|
|
|
|
epType = resolver.ResolveName(nextName);
|
|
}
|
|
|
|
newChild = manifest.CreateNode(XmlNodeType.Element, "inherit", "");
|
|
AddAttribute(newChild, "name", epType.FullName);
|
|
|
|
if (oldChild == null) {
|
|
node.AppendChild(newChild);
|
|
}
|
|
else {
|
|
node.InsertBefore(newChild, oldChild);
|
|
oldChild = newChild;
|
|
}
|
|
|
|
return node;
|
|
}
|
|
|
|
|
|
public XmlNode CreateNodeIndexed(MetaDataCustomAttribute data,
|
|
TokenDefinition rule,
|
|
int index
|
|
)
|
|
{
|
|
XmlNode node = CreateNode(data, rule);
|
|
AddAttribute(node, "id", index.ToString());
|
|
return node;
|
|
}
|
|
|
|
// Endpoints are special in a lot of ways, and require a special method
|
|
public XmlNode CreateEndpointNode(MetaDataCustomAttribute data,
|
|
EndpointDefinition rule,
|
|
int index)
|
|
{
|
|
// assume that the constructor to an endpoint always takes one argument,
|
|
// and that the argument looks like this:
|
|
// "<discard*> contractname+Exp*,AssemblyName, Version=foo,
|
|
// Culture=bar, PublicKeyToken=fbar"
|
|
|
|
// we'll parse this to get all the attributes of the top-level tag, and
|
|
// then parse field that is being decorated to get the rest of the
|
|
// information we need.
|
|
|
|
// get the type of the field that is decorated:
|
|
MetaDataObject t = (MetaDataObject)
|
|
((MetaDataField)data.Parent).Signature.FieldType.ClassObject;
|
|
|
|
// split the field to get the parts we need
|
|
string typeName = t.FullName;
|
|
typeName = typeName.Replace("<", ",");
|
|
typeName = typeName.Replace(">", "");
|
|
typeName = typeName.Replace("+", ",");
|
|
|
|
string [] nameParts = typeName.Split(',');
|
|
|
|
string contractName = nameParts[1];
|
|
string impName = contractName + ".Imp";
|
|
string expName = contractName + ".Exp";
|
|
string stateName = contractName + "." + nameParts[4];
|
|
|
|
|
|
XmlNode impNode = GetEndpointHierarchy("imp", impName);
|
|
XmlNode expNode = GetEndpointHierarchy("exp", expName);
|
|
|
|
MetaDataTypeDefinition r1 = resolver.ResolveName(impName);
|
|
MetaDataTypeDefinition r2 = resolver.ResolveName(expName);
|
|
MetaDataTypeDefinition r3 = resolver.ResolveName(stateName);
|
|
|
|
string startState = "";
|
|
for (int i = 0; i < r3.Fields.Length; i++) {
|
|
if (r3.Fields[i].Name == "Value") {
|
|
startState = r3.Fields[0].DefaultValue.ToString();
|
|
break;
|
|
}
|
|
}
|
|
|
|
XmlNode node = manifest.CreateNode(XmlNodeType.Element,
|
|
rule.xmlTagName, "");
|
|
|
|
node.AppendChild(impNode);
|
|
node.AppendChild(expNode);
|
|
AddAttribute(node, "id", index.ToString());
|
|
if (startState != "") {
|
|
AddAttribute(node, "startStateId", startState);
|
|
}
|
|
|
|
// Contract name comes from either the attribute argument
|
|
// or the TRef type depending on the endpoint kind
|
|
rule.AddContractNameAttribute(this, node, data, contractName);
|
|
|
|
// add an attribute for each constructor argument if there is one
|
|
// This should only be true for input/ouput pipes
|
|
if (rule.constructorFields != null && rule.constructorFields.Length != 0) {
|
|
if (data.FixedArgs.Length != 0) {
|
|
for (int i = 0; i < data.FixedArgs.Length; i++) {
|
|
if (rule.constructorFields[i] != null) {
|
|
string name = rule.constructorFields[i];
|
|
if (data.FixedArgs[i] == null) {
|
|
AddAttribute(node, name, "");
|
|
}
|
|
else {
|
|
string value = data.FixedArgs[i].ToString();
|
|
AddAttribute(node, name, value);
|
|
}
|
|
}
|
|
else {
|
|
Console.WriteLine(" fixed=({0}), no matching constructor?",
|
|
data.FixedArgs[i] == null? null : data.FixedArgs[i].ToString() );
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
return node;
|
|
}
|
|
|
|
// this does the processing of each field-level decoration on a type,
|
|
// according to rules.fieldAttributes
|
|
private void ProcessFieldAttributes(MetaDataTypeDefinition type,
|
|
FieldDefinition[] rules,
|
|
XmlNode parent)
|
|
{
|
|
int endpointIndex = 0;
|
|
int intParameterIndex = 0;
|
|
int stringParameterIndex = 0;
|
|
int stringArrayParameterIndex = 0;
|
|
int boolParameterIndex = 0;
|
|
foreach (MetaDataField field in type.Fields) {
|
|
if (field.CustomAttributes == null) {
|
|
continue;
|
|
}
|
|
|
|
foreach (MetaDataCustomAttribute attrib in field.CustomAttributes) {
|
|
foreach (FieldDefinition rule in rules) {
|
|
if (attrib.Name == rule.attribute) {
|
|
|
|
// type check it
|
|
if (MatchFieldType(rule, field)) {
|
|
// custom step if Endpoint:
|
|
XmlNode node;
|
|
|
|
EndpointDefinition edrule = rule as EndpointDefinition;
|
|
if (edrule != null) {
|
|
node = CreateEndpointNode(attrib, edrule, endpointIndex++);
|
|
}
|
|
else if (rule is ParameterDefinition ) {
|
|
int index;
|
|
if (rule.matchClassType == "I8") {
|
|
index = intParameterIndex++;
|
|
}
|
|
else if (rule.matchClassType == "STRING") {
|
|
index = stringParameterIndex++;
|
|
}
|
|
else if (rule.matchClassType == "BOOLEAN") {
|
|
index = boolParameterIndex++;
|
|
}
|
|
else if (rule.matchClassType == "SZARRAY") {
|
|
index = stringArrayParameterIndex++;
|
|
}
|
|
else {
|
|
index =999;
|
|
}
|
|
node = CreateNodeIndexed(attrib, rule, index);
|
|
}
|
|
else {
|
|
node = CreateNode(attrib, rule);
|
|
}
|
|
|
|
if (node != null) {
|
|
XmlNode group = parent[rule.xmlGroup];
|
|
if (group == null) {
|
|
group = AddElement(parent, rule.xmlGroup);
|
|
}
|
|
group.AppendChild(node);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// this does the processing of each class-level decoration on a type, as
|
|
// described in rules.classAttributes
|
|
private void ProcessClassAttributes(MetaDataTypeDefinition type,
|
|
ClassDefinition[] rules,
|
|
XmlNode parent)
|
|
{
|
|
if (type.CustomAttributes == null) {
|
|
return;
|
|
}
|
|
|
|
foreach (MetaDataCustomAttribute attrib in type.CustomAttributes) {
|
|
foreach (ClassDefinition rule in rules) {
|
|
if (attrib.Name == rule.attribute) {
|
|
XmlNode node = CreateNode(attrib, rule);
|
|
parent.AppendChild(node);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// this kicks off the processing of a type; see if it is decorated by
|
|
// rules.triggers, and if so, then build an xml node and process the rest
|
|
// of the rules object for this type
|
|
private bool ProcessType(MetaDataTypeDefinition type,
|
|
ParseRules rules,
|
|
XmlNode parent,
|
|
ref int categoryIndex,
|
|
ref XmlNode categories)
|
|
{
|
|
if (type.CustomAttributes == null) {
|
|
return false;
|
|
}
|
|
|
|
|
|
foreach (MetaDataCustomAttribute attrib in type.CustomAttributes) {
|
|
foreach (TriggerDefinition rule in rules.triggers) {
|
|
if (attrib.Name == rule.attribute) {
|
|
// only process this entry if the ancestry is valid
|
|
if (MatchInheritance(rule.derivesFromClass, type)) {
|
|
if (categoryIndex == 0) {
|
|
categories = AddElement(parent,"categories");
|
|
}
|
|
// create an xml node from (attrib, rule)
|
|
XmlNode node = CreateNode(attrib, rule);
|
|
|
|
AddAttribute(node, "id", (categoryIndex++).ToString());
|
|
if (rule.categoryName != null) {
|
|
AddAttribute(node, "name", rule.categoryName);
|
|
}
|
|
AddAttribute(node, "class", type.FullName);
|
|
|
|
// then do the rules.classDefinitions work
|
|
ProcessClassAttributes(type, rules.classAttributes, node);
|
|
|
|
// then do the rules.fieldDefinitions work
|
|
ProcessFieldAttributes(type, rules.fieldAttributes, node);
|
|
|
|
// then append this xml node to the manifest root doc
|
|
if (categories == null) {
|
|
Console.WriteLine(" categories is null at index {0}",categoryIndex);
|
|
}
|
|
else {
|
|
categories.AppendChild(node);
|
|
}
|
|
// once we match once, we stop operating on this type
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
private String KeyToString(byte[] key)
|
|
{
|
|
StringBuilder sb = new StringBuilder("");
|
|
int count = key.Length;
|
|
if (count > 0) {
|
|
for (int i = 0; i < count; i++) {
|
|
sb.Append(key[i].ToString("x2"));
|
|
}
|
|
}
|
|
return sb.ToString();
|
|
}
|
|
|
|
private String StripPathFromPath(string path)
|
|
{
|
|
int index = Math.Max(path.LastIndexOf(':'),
|
|
Math.Max(path.LastIndexOf('\\'),
|
|
path.LastIndexOf('/')));
|
|
if (index >= 0) {
|
|
return path.Substring(index + 1);
|
|
}
|
|
return path;
|
|
}
|
|
|
|
private String StripCacheFromPath(string path)
|
|
{
|
|
if (cache != null && path.ToLower().StartsWith(cache)) {
|
|
return path.Substring(cache.Length).Replace('\\', '/');
|
|
}
|
|
return path.Replace('\\', '/');
|
|
}
|
|
|
|
// augment a manifest based on the assembly given. This touches:
|
|
// <assemblies>, <ConsoleCategory>, <category>, and <drivercategory>
|
|
private void ParseAssemblies(XmlNode assemblies)
|
|
{
|
|
}
|
|
|
|
}
|