diff options
| author | Tom Rini <[email protected]> | 2024-10-16 08:10:14 -0600 |
|---|---|---|
| committer | Tom Rini <[email protected]> | 2024-10-16 08:10:14 -0600 |
| commit | f3f86fd1fe0fb288356bff78f8a6fa2edf89e3fc (patch) | |
| tree | f0a99ea87d92f63895a6d053e3185838ebecf2d0 /contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib | |
Squashed 'lib/lwip/lwip/' content from commit 0a0452b2c39b
git-subtree-dir: lib/lwip/lwip
git-subtree-split: 0a0452b2c39bdd91e252aef045c115f88f6ca773
Diffstat (limited to 'contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib')
51 files changed, 4367 insertions, 0 deletions
diff --git a/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/DisplayHint.cs b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/DisplayHint.cs new file mode 100644 index 00000000000..831f1177a37 --- /dev/null +++ b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/DisplayHint.cs @@ -0,0 +1,84 @@ +using System; +using System.Collections.Generic; +using System.Collections; + +namespace Lextm.SharpSnmpLib.Mib +{ + public class DisplayHint + { + private enum NumType { + dec, + hex, + oct, + bin, + str + } + + private string _str; + private NumType _type; + private int _decimalPoints = 0; + + public DisplayHint(string str) + { + _str = str; + if (str.StartsWith("d")) + { + _type = NumType.dec; + if (str.StartsWith("d-")) + { + _decimalPoints = Convert.ToInt32(str.Substring(2)); + } + } + else if (str.StartsWith("o")) + { + _type = NumType.oct; + } + else if (str.StartsWith("h")) + { + _type = NumType.hex; + } + else if (str.StartsWith("b")) + { + _type = NumType.bin; + } + else + { + _type = NumType.str; + foreach (char c in str) + { + + } + } + + } + + public override string ToString() + { + return _str; + } + + internal object Decode(int i) + { + switch (_type) + { + case NumType.dec: + if (_decimalPoints == 0) + { + return i; + } + else + { + return i / Math.Pow(10.0, _decimalPoints); + } + case NumType.hex: + return System.Convert.ToString(i, 16); + case NumType.oct: + return System.Convert.ToString(i, 8); + case NumType.bin: + return System.Convert.ToString(i, 2); + default: + return null; + } + } + } +} diff --git a/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/Entities/AgentCapabilities.cs b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/Entities/AgentCapabilities.cs new file mode 100644 index 00000000000..2f79cce5980 --- /dev/null +++ b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/Entities/AgentCapabilities.cs @@ -0,0 +1,29 @@ +/* + * Created by SharpDevelop. + * User: lextm + * Date: 2008/5/31 + * Time: 13:18 + * + * To change this template use Tools | Options | Coding | Edit Standard Headers. + */ + +namespace Lextm.SharpSnmpLib.Mib.Elements.Entities +{ + /// <summary> + /// The AGENT-CAPABILITIES construct is used to specify implementation characteristics of an SNMP agent sub-system with respect to object types and events. + /// </summary> + public sealed class AgentCapabilities : EntityBase + { + /// <summary> + /// Creates an <see cref="AgentCapabilities"/> instance. + /// </summary> + /// <param name="module"></param> + /// <param name="header"></param> + /// <param name="lexer"></param> + public AgentCapabilities(IModule module, SymbolList preAssignSymbols, ISymbolEnumerator symbols) + : base(module, preAssignSymbols, symbols) + { + } + + } +}
\ No newline at end of file diff --git a/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/Entities/EntityBase.cs b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/Entities/EntityBase.cs new file mode 100644 index 00000000000..6da9b18cc78 --- /dev/null +++ b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/Entities/EntityBase.cs @@ -0,0 +1,46 @@ +using System; + +namespace Lextm.SharpSnmpLib.Mib.Elements.Entities +{ + public abstract class EntityBase: IEntity + { + private readonly IModule _module; + private string _parent; + private readonly uint _value; + private readonly string _name; + + public EntityBase(IModule module, SymbolList preAssignSymbols, ISymbolEnumerator symbols) + { + _module = module; + _name = preAssignSymbols[0].ToString(); + + Lexer.ParseOidValue(symbols, out _parent, out _value); + } + + public IModule Module + { + get { return _module; } + } + + public string Parent + { + get { return _parent; } + set { _parent = value; } + } + + public uint Value + { + get { return _value; } + } + + public string Name + { + get { return _name; } + } + + public virtual string Description + { + get { return string.Empty; } + } + } +} diff --git a/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/Entities/IEntity.cs b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/Entities/IEntity.cs new file mode 100644 index 00000000000..7360a4727ca --- /dev/null +++ b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/Entities/IEntity.cs @@ -0,0 +1,62 @@ +// Entity interface. +// Copyright (C) 2008-2010 Malcolm Crowe, Lex Li, and other contributors. +// +// This library is free software; you can redistribute it and/or +// modify it under the terms of the GNU Lesser General Public +// License as published by the Free Software Foundation; either +// version 2.1 of the License, or (at your option) any later version. +// +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +// Lesser General Public License for more details. +// +// You should have received a copy of the GNU Lesser General Public +// License along with this library; if not, write to the Free Software +// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + +/* + * Created by SharpDevelop. + * User: lextm + * Date: 2008/5/19 + * Time: 20:10 + * + * To change this template use Tools | Options | Coding | Edit Standard Headers. + */ + +using System; + +namespace Lextm.SharpSnmpLib.Mib.Elements.Entities +{ + /// <summary> + /// Basic interface for all elements building up the MIB tree, thus having an OID as value. + /// </summary> + public interface IEntity : IDeclaration + { + /// <summary> + /// Parent name. + /// </summary> + string Parent + { + get; + set; + } + + /// <summary> + /// Value. + /// </summary> + uint Value + { + get; + } + + /// <summary> + /// Gets the description. + /// </summary> + /// <value>The description.</value> + string Description + { + get; + } + } +}
\ No newline at end of file diff --git a/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/Entities/ModuleCompliance.cs b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/Entities/ModuleCompliance.cs new file mode 100644 index 00000000000..008c354584a --- /dev/null +++ b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/Entities/ModuleCompliance.cs @@ -0,0 +1,23 @@ +/* + * Created by SharpDevelop. + * User: lextm + * Date: 2008/5/21 + * Time: 19:35 + * + * To change this template use Tools | Options | Coding | Edit Standard Headers. + */ + +namespace Lextm.SharpSnmpLib.Mib.Elements.Entities +{ + /// <summary> + /// Description of ModuleComplianceNode. + /// </summary> + public sealed class ModuleCompliance : EntityBase + { + public ModuleCompliance(IModule module, SymbolList preAssignSymbols, ISymbolEnumerator symbols) + : base(module, preAssignSymbols, symbols) + { + } + + } +}
\ No newline at end of file diff --git a/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/Entities/ModuleIdentity.cs b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/Entities/ModuleIdentity.cs new file mode 100644 index 00000000000..6de28ce6991 --- /dev/null +++ b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/Entities/ModuleIdentity.cs @@ -0,0 +1,10 @@ +namespace Lextm.SharpSnmpLib.Mib.Elements.Entities +{ + public sealed class ModuleIdentity : EntityBase + { + public ModuleIdentity(IModule module, SymbolList preAssignSymbols, ISymbolEnumerator symbols) + : base(module, preAssignSymbols, symbols) + { + } + } +}
\ No newline at end of file diff --git a/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/Entities/NotificationGroup.cs b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/Entities/NotificationGroup.cs new file mode 100644 index 00000000000..27d3e4ce4fe --- /dev/null +++ b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/Entities/NotificationGroup.cs @@ -0,0 +1,22 @@ +/* + * Created by SharpDevelop. + * User: lextm + * Date: 2008/5/21 + * Time: 19:34 + * + * To change this template use Tools | Options | Coding | Edit Standard Headers. + */ + +namespace Lextm.SharpSnmpLib.Mib.Elements.Entities +{ + /// <summary> + /// Description of NotificationGroupNode. + /// </summary> + public sealed class NotificationGroup : EntityBase + { + public NotificationGroup(IModule module, SymbolList preAssignSymbols, ISymbolEnumerator symbols) + : base(module, preAssignSymbols, symbols) + { + } + } +}
\ No newline at end of file diff --git a/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/Entities/NotificationType.cs b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/Entities/NotificationType.cs new file mode 100644 index 00000000000..7386e21786e --- /dev/null +++ b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/Entities/NotificationType.cs @@ -0,0 +1,11 @@ + +namespace Lextm.SharpSnmpLib.Mib.Elements.Entities +{ + public sealed class NotificationType : EntityBase + { + public NotificationType(IModule module, SymbolList preAssignSymbols, ISymbolEnumerator symbols) + : base(module, preAssignSymbols, symbols) + { + } + } +}
\ No newline at end of file diff --git a/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/Entities/ObjectGroup.cs b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/Entities/ObjectGroup.cs new file mode 100644 index 00000000000..d846cdbb88c --- /dev/null +++ b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/Entities/ObjectGroup.cs @@ -0,0 +1,22 @@ +/* + * Created by SharpDevelop. + * User: lextm + * Date: 2008/5/21 + * Time: 19:27 + * + * To change this template use Tools | Options | Coding | Edit Standard Headers. + */ + +namespace Lextm.SharpSnmpLib.Mib.Elements.Entities +{ + /// <summary> + /// Description of ObjectGroupNode. + /// </summary> + public sealed class ObjectGroup : EntityBase + { + public ObjectGroup(IModule module, SymbolList preAssignSymbols, ISymbolEnumerator symbols) + : base(module, preAssignSymbols, symbols) + { + } + } +}
\ No newline at end of file diff --git a/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/Entities/ObjectIdentity.cs b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/Entities/ObjectIdentity.cs new file mode 100644 index 00000000000..9c1e084807e --- /dev/null +++ b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/Entities/ObjectIdentity.cs @@ -0,0 +1,21 @@ + +namespace Lextm.SharpSnmpLib.Mib.Elements.Entities +{ + /// <summary> + /// Object identifier node. + /// </summary> + public sealed class ObjectIdentity : EntityBase + { + + /// <summary> + /// Creates a <see cref="ObjectIdentity"/>. + /// </summary> + /// <param name="module">Module name</param> + /// <param name="header">Header</param> + /// <param name="lexer">Lexer</param> + public ObjectIdentity(IModule module, SymbolList preAssignSymbols, ISymbolEnumerator symbols) + : base(module, preAssignSymbols, symbols) + { + } + } +}
\ No newline at end of file diff --git a/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/Entities/ObjectType.cs b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/Entities/ObjectType.cs new file mode 100644 index 00000000000..3a8b567a4bb --- /dev/null +++ b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/Entities/ObjectType.cs @@ -0,0 +1,336 @@ +using System; +using System.Collections.Generic; +using Lextm.SharpSnmpLib.Mib.Elements.Types; + +namespace Lextm.SharpSnmpLib.Mib.Elements.Entities +{ + public sealed class ObjectType : EntityBase, ITypeReferrer + { + private ITypeAssignment _syntax; + private string _units; + private MaxAccess _access; + private Status _status; + private string _description; + private string _reference; + private IList<string> _indices; + private string _augments; + private string _defVal; + + public ObjectType(IModule module, SymbolList preAssignSymbols, ISymbolEnumerator symbols) + : base(module, preAssignSymbols, symbols) + { + ParseProperties(preAssignSymbols); + } + + private void ParseProperties(SymbolList header) + { + ISymbolEnumerator headerSymbols = header.GetSymbolEnumerator(); + Symbol temp = headerSymbols.NextNonEOLSymbol(); + + // Skip name + temp = headerSymbols.NextNonEOLSymbol(); + temp.Expect(Symbol.ObjectType); + + _syntax = ParseSyntax (Module, headerSymbols); + _units = ParseUnits (headerSymbols); + _access = ParseAccess (headerSymbols); + _status = ParseStatus (headerSymbols); + _description = ParseDescription (headerSymbols); + _reference = ParseReference (headerSymbols); + _indices = ParseIndices (headerSymbols); + _augments = ParseAugments (headerSymbols); + _defVal = ParseDefVal (headerSymbols); + } + + private static string ParseAugments(ISymbolEnumerator symbols) + { + Symbol current = symbols.NextNonEOLSymbol(); + + if (current == Symbol.Augments) + { + string augment = null; + + current = symbols.NextNonEOLSymbol(); + current.Expect(Symbol.OpenBracket); + + current = symbols.NextNonEOLSymbol(); + augment = current.ToString(); + + current = symbols.NextNonEOLSymbol(); + current.Expect(Symbol.CloseBracket); + + return augment; + } + else if (current != null) + { + symbols.PutBack(current); + } + + return null; + } + + private static string ParseDefVal(ISymbolEnumerator symbols) + { + Symbol current = symbols.NextNonEOLSymbol(); + + if (current == Symbol.DefVal) + { + current = symbols.NextNonEOLSymbol(); + current.Expect(Symbol.OpenBracket); + + string defVal = null; + current = symbols.NextNonEOLSymbol(); + + if (current == Symbol.OpenBracket) + { + int depth = 1; + // TODO: decode this. + while (depth > 0) + { + current = symbols.NextNonEOLSymbol(); + if (current == Symbol.OpenBracket) + { + depth++; + } + else if (current == Symbol.CloseBracket) + { + depth--; + } + } + } + else + { + defVal = current.ToString(); + current = symbols.NextNonEOLSymbol(); + current.Expect(Symbol.CloseBracket); + } + + return defVal; + } + else if (current != null) + { + symbols.PutBack(current); + } + + return null; + } + + private static IList<string> ParseIndices(ISymbolEnumerator symbols) + { + Symbol current = symbols.NextNonEOLSymbol(); + + if (current == Symbol.Index) + { + current = symbols.NextNonEOLSymbol(); + current.Expect(Symbol.OpenBracket); + + List<string> indices = new List<string>(); + + while (current != Symbol.CloseBracket) + { + current = symbols.NextNonEOLSymbol(); + + bool lastIndex = false; + if (current == Symbol.Implied) + { + current = symbols.NextNonEOLSymbol(); + lastIndex = true; // 'IMPLIED' may only be used for last index + } + + current.Assert((current != Symbol.Comma) && (current != Symbol.CloseBracket), "Expected index name but found symbol!"); + indices.Add(current.ToString()); + + current = symbols.NextNonEOLSymbol(); + if (lastIndex) + { + current.Expect(Symbol.CloseBracket); + } + else + { + current.Expect(Symbol.Comma, Symbol.CloseBracket); + } + } + + return indices; + } + else if (current != null) + { + symbols.PutBack(current); + } + + return null; + } + + private static string ParseReference(ISymbolEnumerator symbols) + { + Symbol current = symbols.NextNonEOLSymbol(); + + if (current == Symbol.Reference) + { + return symbols.NextNonEOLSymbol().ToString(); + } + else if (current != null) + { + symbols.PutBack(current); + } + + return null; + } + + private static string ParseDescription(ISymbolEnumerator symbols) + { + Symbol current = symbols.NextNonEOLSymbol(); + + if (current == Symbol.Description) + { + return symbols.NextNonEOLSymbol().ToString().Trim(new char[] { '"' }); + } + else if (current != null) + { + symbols.PutBack(current); + } + + return null; + } + + private static Status ParseStatus(ISymbolEnumerator symbols) + { + Status status = Status.obsolete; + + Symbol current = symbols.NextNonEOLSymbol(); + current.Expect(Symbol.Status); + + current = symbols.NextNonEOLSymbol(); + try + { + status = (Status)Enum.Parse(typeof(Status), current.ToString()); + } + catch (ArgumentException) + { + current.Assert(false, "Invalid/Unknown status"); + } + + return status; + } + + private static MaxAccess ParseAccess(ISymbolEnumerator symbols) + { + MaxAccess access = MaxAccess.notAccessible; + + Symbol current = symbols.NextNonEOLSymbol(); + current.Expect(Symbol.MaxAccess, Symbol.Access); + + current = symbols.NextNonEOLSymbol(); + switch (current.ToString()) + { + case "not-accessible": + access = MaxAccess.notAccessible; + break; + case "accessible-for-notify": + access = MaxAccess.accessibleForNotify; + break; + case "read-only": + access = MaxAccess.readOnly; + break; + case "read-write": + access = MaxAccess.readWrite; + break; + case "read-create": + access = MaxAccess.readCreate; + break; + case "write-only": + access = MaxAccess.readWrite; + break; + default: + current.Assert(false, "Invalid/Unknown access"); + break; + } + + return access; + } + + private static string ParseUnits(ISymbolEnumerator symbols) + { + Symbol current = symbols.NextNonEOLSymbol(); + + if (current == Symbol.Units) + { + return symbols.NextNonEOLSymbol().ToString(); + } + else if (current != null) + { + symbols.PutBack(current); + } + + return null; + } + + private static ITypeAssignment ParseSyntax(IModule module, ISymbolEnumerator symbols) + { + Symbol current = symbols.NextNonEOLSymbol(); + current.Expect(Symbol.Syntax); + + return Lexer.ParseBasicTypeDef(module, String.Empty, symbols, isMacroSyntax: true); + } + + private static bool IsProperty(Symbol sym) + { + string s = sym.ToString(); + return s == "SYNTAX" || s == "MAX-ACCESS" || s == "STATUS" || s == "DESCRIPTION"; + } + + public ITypeAssignment Syntax + { + get { return _syntax; } + internal set { _syntax = value; } + } + + public override string Description + { + get { return _description; } + } + + public MaxAccess Access + { + get { return _access; } + } + + public IList<string> Indices + { + get { return _indices; } + } + + public string Augments + { + get { return _augments; } + } + + #region ITypeReferrer Member + + public ITypeAssignment ReferredType + { + get { return _syntax; } + set { _syntax = value; } + } + + public ITypeAssignment BaseType + { + get + { + ITypeReferrer tr = this; + ITypeAssignment result = null; + + while ((tr != null) && (tr.ReferredType != null)) + { + result = tr.ReferredType; + tr = tr.ReferredType as ITypeReferrer; + } + + return result; + } + } + + #endregion + + } +}
\ No newline at end of file diff --git a/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/Entities/OidValueAssignment.cs b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/Entities/OidValueAssignment.cs new file mode 100644 index 00000000000..3c659407b8c --- /dev/null +++ b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/Entities/OidValueAssignment.cs @@ -0,0 +1,30 @@ +/* + * Created by SharpDevelop. + * User: lextm + * Date: 2008/5/17 + * Time: 20:49 + * + * To change this template use Tools | Options | Coding | Edit Standard Headers. + */ + +using System; + +namespace Lextm.SharpSnmpLib.Mib.Elements.Entities +{ + /// <summary> + /// Object identifier node. + /// </summary> + public sealed class OidValueAssignment : EntityBase + { + /// <summary> + /// Creates a <see cref="OidValueAssignment"/>. + /// </summary> + /// <param name="module">Module</param> + /// <param name="name">Name</param> + /// <param name="lexer">Lexer</param> + public OidValueAssignment(IModule module, SymbolList preAssignSymbols, ISymbolEnumerator symbols) + : base(module, preAssignSymbols, symbols) + { + } + } +}
\ No newline at end of file diff --git a/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/Exports.cs b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/Exports.cs new file mode 100644 index 00000000000..c1e66e322d1 --- /dev/null +++ b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/Exports.cs @@ -0,0 +1,56 @@ +/* + * Created by SharpDevelop. + * User: lextm + * Date: 2008/6/7 + * Time: 17:34 + * + * To change this template use Tools | Options | Coding | Edit Standard Headers. + */ + +using System.Collections.Generic; + +namespace Lextm.SharpSnmpLib.Mib.Elements +{ + /// <summary> + /// Description of Exports. + /// </summary> + public sealed class Exports: IElement + { + private IModule _module; + private readonly IList<string> _types = new List<string>(); + + public Exports(IModule module, ISymbolEnumerator s) + { + _module = module; + + Symbol previous = null; + Symbol current; + do + { + current = s.NextSymbol(); + + if (current == Symbol.EOL) + { + continue; + } + else if (((current == Symbol.Comma) || (current == Symbol.Semicolon)) && (previous != null)) + { + previous.AssertIsValidIdentifier(); + _types.Add(previous.ToString()); + } + + previous = current; + } + while (current != Symbol.Semicolon); + } + + #region IElement Member + + public IModule Module + { + get { return _module; } + } + + #endregion + } +}
\ No newline at end of file diff --git a/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/IDeclaration.cs b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/IDeclaration.cs new file mode 100644 index 00000000000..0958ac6153b --- /dev/null +++ b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/IDeclaration.cs @@ -0,0 +1,18 @@ +using System; +using System.Collections.Generic; +using System.Linq; +using System.Text; + +namespace Lextm.SharpSnmpLib.Mib.Elements +{ + public interface IDeclaration: IElement + { + /// <summary> + /// Name. + /// </summary> + string Name + { + get; + } + } +} diff --git a/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/IElement.cs b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/IElement.cs new file mode 100644 index 00000000000..e2db7fd3a51 --- /dev/null +++ b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/IElement.cs @@ -0,0 +1,35 @@ +// Construct interface. +// Copyright (C) 2008-2010 Malcolm Crowe, Lex Li, and other contributors. +// +// This library is free software; you can redistribute it and/or +// modify it under the terms of the GNU Lesser General Public +// License as published by the Free Software Foundation; either +// version 2.1 of the License, or (at your option) any later version. +// +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +// Lesser General Public License for more details. +// +// You should have received a copy of the GNU Lesser General Public +// License along with this library; if not, write to the Free Software +// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + +namespace Lextm.SharpSnmpLib.Mib.Elements +{ + /// <summary> + /// Construct interface. + /// </summary> + [System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Design", "CA1040:AvoidEmptyInterfaces")] + public interface IElement + { + /// <summary> + /// Containing module. + /// </summary> + IModule Module + { + get; + } + + } +}
\ No newline at end of file diff --git a/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/ITypeReferrer.cs b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/ITypeReferrer.cs new file mode 100644 index 00000000000..f0f57056d4c --- /dev/null +++ b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/ITypeReferrer.cs @@ -0,0 +1,10 @@ +using Lextm.SharpSnmpLib.Mib.Elements.Types; + +namespace Lextm.SharpSnmpLib.Mib.Elements +{ + public interface ITypeReferrer + { + ITypeAssignment ReferredType { get; set; } + ITypeAssignment BaseType { get; } + } +} diff --git a/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/Imports.cs b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/Imports.cs new file mode 100644 index 00000000000..3a4ec6ecb69 --- /dev/null +++ b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/Imports.cs @@ -0,0 +1,81 @@ +/* + * Created by SharpDevelop. + * User: lextm + * Date: 2008/5/31 + * Time: 12:07 + * + * To change this template use Tools | Options | Coding | Edit Standard Headers. + */ + +using System.Collections.Generic; + +namespace Lextm.SharpSnmpLib.Mib.Elements +{ + /// <summary> + /// The IMPORTS construct is used to specify items used in the current MIB module which are defined in another MIB module or ASN.1 module. + /// </summary> + public sealed class Imports : List<ImportsFrom>, IElement + { + private IModule _module; + + /// <summary> + /// Creates an <see cref="Imports"/> instance. + /// </summary> + /// <param name="lexer"></param> + public Imports(IModule module, ISymbolEnumerator symbols) + { + _module = module; + + Symbol current; + while ((current = symbols.NextSymbol()) != Symbol.Semicolon) + { + if (current == Symbol.EOL) + { + continue; + } + + ImportsFrom imports = new ImportsFrom(current, symbols); + + this.Add(imports); + } + } + + public IList<string> Dependents + { + get + { + List<string> result = new List<string>(); + + foreach (ImportsFrom import in this) + { + result.Add(import.Module); + } + + return result; + } + } + + public ImportsFrom GetImportFromType(string type) + { + foreach (ImportsFrom import in this) + { + if (import.Types.Contains(type)) + { + return import; + } + } + + return null; + } + + #region IElement Member + + public IModule Module + { + get { return _module; } + } + + #endregion + + } +}
\ No newline at end of file diff --git a/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/ImportsFrom.cs b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/ImportsFrom.cs new file mode 100644 index 00000000000..cd5154bd72c --- /dev/null +++ b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/ImportsFrom.cs @@ -0,0 +1,60 @@ +/* + * Created by SharpDevelop. + * User: lextm + * Date: 2008/5/31 + * Time: 12:07 + * + * To change this template use Tools | Options | Coding | Edit Standard Headers. + */ + +using System.Collections.Generic; + +namespace Lextm.SharpSnmpLib.Mib.Elements +{ + public sealed class ImportsFrom + { + private readonly string _module; + private readonly List<string> _types = new List<string>(); + + public ImportsFrom(Symbol last, ISymbolEnumerator symbols) + { + Symbol previous = last; + Symbol current; + while ((current = symbols.NextSymbol()) != Symbol.From) + { + if (current == Symbol.EOL) + { + continue; + } + + if (current == Symbol.Comma) + { + previous.AssertIsValidIdentifier(); + _types.Add(previous.ToString()); + } + + previous = current; + } + + previous.AssertIsValidIdentifier(); + _types.Add(previous.ToString()); + + _module = symbols.NextSymbol().ToString().ToUpperInvariant(); // module names are uppercase + } + + public string Module + { + get { return _module; } + } + + public IList<string> Types + { + get { return _types; } + } + + public override string ToString() + { + return string.Join(", ", _types.ToArray()) + " FROM " + _module; + } + } +}
\ No newline at end of file diff --git a/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/TrapType.cs b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/TrapType.cs new file mode 100644 index 00000000000..9c5ca4578cd --- /dev/null +++ b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/TrapType.cs @@ -0,0 +1,48 @@ +/* + * Created by SharpDevelop. + * User: lextm + * Date: 2008/5/31 + * Time: 12:20 + * + * To change this template use Tools | Options | Coding | Edit Standard Headers. + */ + +namespace Lextm.SharpSnmpLib.Mib.Elements +{ + public sealed class TrapType : IDeclaration + { + private readonly IModule _module; + private readonly string _name; + private readonly int _value; + + public TrapType(IModule module, SymbolList preAssignSymbols, ISymbolEnumerator symbols) + { + _module = module; + _name = preAssignSymbols[0].ToString(); + + Symbol valueSymbol = symbols.NextNonEOLSymbol(); + + bool succeeded = int.TryParse(valueSymbol.ToString(), out _value); + valueSymbol.Assert(succeeded, "not a decimal"); + } + + public int Value + { + get { return _value; } + } + + #region IDeclaration Member + + public IModule Module + { + get { return _module; } + } + + public string Name + { + get { return _name; } + } + + #endregion + } +}
\ No newline at end of file diff --git a/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/Types/BaseType.cs b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/Types/BaseType.cs new file mode 100644 index 00000000000..a4412812944 --- /dev/null +++ b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/Types/BaseType.cs @@ -0,0 +1,54 @@ + +namespace Lextm.SharpSnmpLib.Mib.Elements.Types +{ + public abstract class BaseType : ITypeAssignment + { + private IModule _module; + private string _name; + + protected BaseType(IModule module, string name) + { + _module = module; + _name = name; + } + + public virtual IModule Module + { + // differentiate between: + // FddiTimeNano ::= INTEGER (0..2147483647) + // which is an IntegerType which appears under Types in a MibModule and therefore has a name and module + // and + // SYNTAX INTEGER (0..2147483647) + // which is also an IntegerType but not defined as a separate type and therefore has NO name and NO module + get + { + if (!string.IsNullOrEmpty(_name)) + { + return _module; + } + else + { + return null; + } + } + protected set { _module = value; } + } + + public virtual string Name + { + get + { + if (!string.IsNullOrEmpty(_name)) + { + return _name; + } + else + { + return "{ Implicit Base Type }"; + } + } + protected set { _name = value; } + } + + } +} diff --git a/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/Types/BitsType.cs b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/Types/BitsType.cs new file mode 100644 index 00000000000..a64c8dbeb9b --- /dev/null +++ b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/Types/BitsType.cs @@ -0,0 +1,26 @@ +using System; +using System.Collections.Generic; + +namespace Lextm.SharpSnmpLib.Mib.Elements.Types +{ + public class BitsType : BaseType + { + private ValueMap _map; + + public BitsType(IModule module, string name, ISymbolEnumerator symbols) + : base(module, name) + { + _map = Lexer.DecodeEnumerations(symbols); + } + + public ValueMap Map + { + get { return _map; } + } + + public string this[int value] + { + get { return _map[value]; } + } + } +} diff --git a/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/Types/Choice.cs b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/Types/Choice.cs new file mode 100644 index 00000000000..c66d1f3f183 --- /dev/null +++ b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/Types/Choice.cs @@ -0,0 +1,35 @@ +/* + * Created by SharpDevelop. + * User: lextm + * Date: 2008/5/31 + * Time: 11:39 + * + * To change this template use Tools | Options | Coding | Edit Standard Headers. + */ + +namespace Lextm.SharpSnmpLib.Mib.Elements.Types +{ + /// <summary> + /// The CHOICE type represents a list of alternatives.. + /// </summary> + public sealed class Choice : BaseType + { + /// <summary> + /// Creates a <see cref="Choice"/> instance. + /// </summary> + /// <param name="module"></param> + /// <param name="name"></param> + /// <param name="lexer"></param> + public Choice(IModule module, string name, ISymbolEnumerator symbols) + : base(module, name) + { + while (symbols.NextNonEOLSymbol() != Symbol.OpenBracket) + { + } + + while (symbols.NextNonEOLSymbol() != Symbol.CloseBracket) + { + } + } + } +}
\ No newline at end of file diff --git a/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/Types/ITypeAssignment.cs b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/Types/ITypeAssignment.cs new file mode 100644 index 00000000000..e962f9df92f --- /dev/null +++ b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/Types/ITypeAssignment.cs @@ -0,0 +1,6 @@ +namespace Lextm.SharpSnmpLib.Mib.Elements.Types +{ + public interface ITypeAssignment : IDeclaration + { + } +} diff --git a/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/Types/IntegerType.cs b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/Types/IntegerType.cs new file mode 100644 index 00000000000..4841ad51d53 --- /dev/null +++ b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/Types/IntegerType.cs @@ -0,0 +1,117 @@ +/* + * Created by SharpDevelop. + * User: lextm + * Date: 2008/7/25 + * Time: 20:41 + * + * To change this template use Tools | Options | Coding | Edit Standard Headers. + */ + +using System; +using System.Collections.Generic; + +namespace Lextm.SharpSnmpLib.Mib.Elements.Types +{ + /// <summary> + /// The INTEGER type represents a list of alternatives, or a range of numbers.. + /// Includes Integer32 as it's indistinguishable from INTEGER. + /// </summary> + /** + * As this type is used for Integer32 as well as INTEGER it incorrectly + * allows enumeration sub-typing of Integer32. This is ok as currently we + * do not care about detecting incorrect MIBs and this doesn't block the + * decoding of correct MIBs. + */ + public sealed class IntegerType : BaseType + { + public enum Types + { + Integer, + Integer32 + } + + private Types _type; + private bool _isEnumeration; + private ValueMap _map; + private ValueRanges _ranges; + + /// <summary> + /// Creates an <see cref="IntegerType"/> instance. + /// </summary> + /// <param name="module"></param> + /// <param name="name"></param> + /// <param name="enumerator"></param> + public IntegerType(IModule module, string name, Symbol type, ISymbolEnumerator symbols) + : base (module, name) + { + Types? t = GetExactType(type); + type.Assert(t.HasValue, "Unknown symbol for unsigned type!"); + _type = t.Value; + + _isEnumeration = false; + + Symbol current = symbols.NextNonEOLSymbol(); + if (current == Symbol.OpenBracket) + { + _isEnumeration = true; + symbols.PutBack(current); + _map = Lexer.DecodeEnumerations(symbols); + } + else if (current == Symbol.OpenParentheses) + { + symbols.PutBack(current); + _ranges = Lexer.DecodeRanges(symbols); + current.Assert(!_ranges.IsSizeDeclaration, "SIZE keyword is not allowed for ranges of integer types!"); + } + else + { + symbols.PutBack(current); + } + } + + public Types Type + { + get { return _type; } + } + + public ValueRanges Ranges + { + get { return _ranges; } + } + + public bool IsEnumeration + { + get + { + return _isEnumeration; + } + } + + public ValueMap Enumeration + { + get { return _isEnumeration ? _map : null; } + } + + internal static Types? GetExactType(Symbol symbol) + { + if (symbol == Symbol.Integer) + { + // represents the ASN.1 builtin INTEGER type: + // may be represent any arbitrary (signed/unsigned) integer (in theory may have any size) + return Types.Integer; + } + else if (symbol == Symbol.Integer32) + { + // Integer32 ::= INTEGER (-2147483648..2147483647) // from SNMPv2-SMI + return Types.Integer32; + } + + return null; + } + + internal static bool IsIntegerType(Symbol symbol) + { + return GetExactType(symbol).HasValue; + } + } +}
\ No newline at end of file diff --git a/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/Types/IpAddressType.cs b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/Types/IpAddressType.cs new file mode 100644 index 00000000000..84d78d66869 --- /dev/null +++ b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/Types/IpAddressType.cs @@ -0,0 +1,21 @@ + +namespace Lextm.SharpSnmpLib.Mib.Elements.Types +{ + public class IpAddressType : OctetStringType + { + public IpAddressType(IModule module, string name, ISymbolEnumerator symbols) + : base(module, name, symbols) + { + if (this.Size.Count != 0) + { + throw new MibException("Size definition not allowed for IpAddress type!"); + } + + // IpAddress type is defined as: + // IpAddress ::= + // [APPLICATION 0] + // IMPLICIT OCTET STRING (SIZE (4)) + this.Size.Add(new ValueRange(4, null)); + } + } +} diff --git a/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/Types/Macro.cs b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/Types/Macro.cs new file mode 100644 index 00000000000..9f911ac95c8 --- /dev/null +++ b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/Types/Macro.cs @@ -0,0 +1,34 @@ + +namespace Lextm.SharpSnmpLib.Mib.Elements.Types +{ + public sealed class Macro : ITypeAssignment + { + private IModule _module; + private string _name; + + [System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Performance", "CA1804:RemoveUnusedLocals", MessageId = "temp")] + public Macro(IModule module, SymbolList preAssignSymbols, ISymbolEnumerator symbols) + { + _module = module; + _name = preAssignSymbols[0].ToString(); + + while (symbols.NextNonEOLSymbol() != Symbol.Begin) + { + } + + while (symbols.NextNonEOLSymbol() != Symbol.End) + { + } + } + + public IModule Module + { + get { return _module; } + } + + public string Name + { + get { return _name; } + } + } +}
\ No newline at end of file diff --git a/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/Types/ObjectIdentifierType.cs b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/Types/ObjectIdentifierType.cs new file mode 100644 index 00000000000..cacd415aa3d --- /dev/null +++ b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/Types/ObjectIdentifierType.cs @@ -0,0 +1,11 @@ + +namespace Lextm.SharpSnmpLib.Mib.Elements.Types +{ + public class ObjectIdentifierType : BaseType + { + public ObjectIdentifierType(IModule module, string name, ISymbolEnumerator symbols) + : base(module, name) + { + } + } +} diff --git a/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/Types/OctetStringType.cs b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/Types/OctetStringType.cs new file mode 100644 index 00000000000..f6453ce853f --- /dev/null +++ b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/Types/OctetStringType.cs @@ -0,0 +1,31 @@ +using System.Collections.Generic; + +namespace Lextm.SharpSnmpLib.Mib.Elements.Types +{ + public class OctetStringType : BaseType + { + private ValueRanges _size; + + public OctetStringType(IModule module, string name, ISymbolEnumerator symbols) + : base(module, name) + { + Symbol current = symbols.NextNonEOLSymbol(); + if (current == Symbol.OpenParentheses) + { + symbols.PutBack(current); + _size = Lexer.DecodeRanges(symbols); + current.Assert(_size.IsSizeDeclaration, "SIZE keyword is required for ranges of octet string!"); + } + else + { + symbols.PutBack(current); + _size = new ValueRanges(isSizeDecl: true); + } + } + + public ValueRanges Size + { + get { return _size; } + } + } +} diff --git a/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/Types/OpaqueType.cs b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/Types/OpaqueType.cs new file mode 100644 index 00000000000..5a7eda33204 --- /dev/null +++ b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/Types/OpaqueType.cs @@ -0,0 +1,11 @@ + +namespace Lextm.SharpSnmpLib.Mib.Elements.Types +{ + public class OpaqueType : OctetStringType + { + public OpaqueType(IModule module, string name, ISymbolEnumerator symbols) + : base(module, name, symbols) + { + } + } +} diff --git a/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/Types/Sequence.cs b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/Types/Sequence.cs new file mode 100644 index 00000000000..62912a515a9 --- /dev/null +++ b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/Types/Sequence.cs @@ -0,0 +1,46 @@ +/* + * Created by SharpDevelop. + * User: lextm + * Date: 2008/5/21 + * Time: 19:43 + * + * To change this template use Tools | Options | Coding | Edit Standard Headers. + */ + + +namespace Lextm.SharpSnmpLib.Mib.Elements.Types +{ + /// <summary> + /// The SEQUENCE type represents a set of specified types. This is roughly analogous to a <code>struct</code> in C. + /// </summary> + public sealed class Sequence : BaseType + { + /// <summary> + /// Creates a <see cref="Sequence" /> instance. + /// </summary> + /// <param name="module">The module.</param> + /// <param name="name">The name.</param> + /// <param name="symbols">The enumerator.</param> + public Sequence(IModule module, string name, ISymbolEnumerator symbols) + : base(module, name) + { + // parse between ( ) + Symbol temp = symbols.NextNonEOLSymbol(); + int bracketSection = 0; + temp.Expect(Symbol.OpenBracket); + bracketSection++; + while (bracketSection > 0) + { + temp = symbols.NextNonEOLSymbol(); + if (temp == Symbol.OpenBracket) + { + bracketSection++; + } + else if (temp == Symbol.CloseBracket) + { + bracketSection--; + } + } + } + } +}
\ No newline at end of file diff --git a/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/Types/SequenceOf.cs b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/Types/SequenceOf.cs new file mode 100644 index 00000000000..4160ca40e47 --- /dev/null +++ b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/Types/SequenceOf.cs @@ -0,0 +1,23 @@ +using System.Collections.Generic; + +namespace Lextm.SharpSnmpLib.Mib.Elements.Types +{ + /// <summary> + /// The SEQUENCE OF type represents a list of data sets.. + /// </summary> + public sealed class SequenceOf : BaseType + { + private string _type; + + public SequenceOf(IModule module, string name, ISymbolEnumerator sym) + : base(module, name) + { + _type = sym.NextNonEOLSymbol().ToString(); + } + + public string Type + { + get { return _type; } + } + } +}
\ No newline at end of file diff --git a/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/Types/TextualConvention.cs b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/Types/TextualConvention.cs new file mode 100644 index 00000000000..ab4773150eb --- /dev/null +++ b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/Types/TextualConvention.cs @@ -0,0 +1,238 @@ +using System; + +namespace Lextm.SharpSnmpLib.Mib.Elements.Types +{ + public sealed class TextualConvention : ITypeAssignment, ITypeReferrer + { + private IModule _module; + private string _name; + private DisplayHint _displayHint; + private Status _status; + private string _description; + private string _reference; + private ITypeAssignment _syntax; + + [System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Usage", "CA1801:ReviewUnusedParameters", MessageId = "module")] + public TextualConvention(IModule module, string name, ISymbolEnumerator symbols) + { + _module = module; + _name = name; + + _displayHint = ParseDisplayHint(symbols); + _status = ParseStatus(symbols); + _description = ParseDescription(symbols); + _reference = ParseReference(symbols); + _syntax = ParseSyntax(module, symbols); + } + + private static DisplayHint ParseDisplayHint(ISymbolEnumerator symbols) + { + Symbol current = symbols.NextNonEOLSymbol(); + + if (current == Symbol.DisplayHint) + { + return new DisplayHint(symbols.NextNonEOLSymbol().ToString().Trim(new char[] { '"' })); + } + + symbols.PutBack(current); + return null; + } + + private static Status ParseStatus(ISymbolEnumerator symbols) + { + Symbol current = symbols.NextNonEOLSymbol(); + current.Expect(Symbol.Status); + + try + { + return (Status)Enum.Parse(typeof(Status), symbols.NextNonEOLSymbol().ToString()); + } + catch (ArgumentException) + { + current.Assert(false, "Invalid/Unknown status"); + } + + return Status.current; + } + + private static string ParseDescription(ISymbolEnumerator symbols) + { + Symbol current = symbols.NextNonEOLSymbol(); + current.Expect(Symbol.Description); + + return symbols.NextNonEOLSymbol().ToString().Trim(new char[] { '"' }); + } + + private static string ParseReference(ISymbolEnumerator symbols) + { + Symbol current = symbols.NextNonEOLSymbol(); + + if (current == Symbol.Reference) + { + string reference = symbols.NextNonEOLSymbol().ToString(); + if ((reference.Length >= 2) && reference.StartsWith("\"") && reference.EndsWith("\"")) + { + return reference.Substring(1, reference.Length-2); + } + + return reference; + } + + symbols.PutBack(current); + return null; + } + + private static ITypeAssignment ParseSyntax(IModule module, ISymbolEnumerator symbols) + { + Symbol current = symbols.NextNonEOLSymbol(); + current.Expect(Symbol.Syntax); + + /* + * RFC2579 definition: + * Syntax ::= -- Must be one of the following: + * -- a base type (or its refinement), or + * -- a BITS pseudo-type + * type + * | "BITS" "{" NamedBits "}" + * + * From section 3.5: + * The data structure must be one of the alternatives defined + * in the ObjectSyntax CHOICE or the BITS construct. Note + * that this means that the SYNTAX clause of a Textual + * Convention can not refer to a previously defined Textual + * Convention. + * + * The SYNTAX clause of a TEXTUAL CONVENTION macro may be + * sub-typed in the same way as the SYNTAX clause of an + * OBJECT-TYPE macro. + * + * Therefore the possible values are (grouped by underlying type): + * INTEGER, Integer32 + * OCTET STRING, Opaque + * OBJECT IDENTIFIER + * IpAddress + * Counter64 + * Unsigned32, Counter32, Gauge32, TimeTicks + * BITS + * With appropriate sub-typing. + */ + + return Lexer.ParseBasicTypeDef(module, String.Empty, symbols, isMacroSyntax: true); + } + + public IModule Module + { + get { return _module; } + } + + public string Name + { + get { return _name; } + } + + public string DisplayHint + { + get { return _displayHint == null ? null : _displayHint.ToString(); } + } + + public Status Status + { + get { return _status; } + } + + public string Description + { + get { return _description; } + } + + public string Reference + { + get { return _reference; } + } + + public ITypeAssignment Syntax + { + get { return _syntax; } + } + + //internal object Decode(Variable v) + //{ + // if (_syntax is IntegerType) + // { + // Integer32 i = v.Data as Integer32; + // if (i == null || (_syntax as IntegerType).IsEnumeration) + // { + // return null; + // } + // else if (_displayHint != null) + // { + // return _displayHint.Decode(i.ToInt32()); + // } + // else + // { + // return i.ToInt32(); + // } + // } + // else if (_syntax is UnsignedType) + // { + // Integer32 i = v.Data as Integer32; + // if (i == null) + // { + // return null; + // } + // else if (_displayHint != null) + // { + // return _displayHint.Decode(i.ToInt32()); + // } + // else + // { + // return i.ToInt32(); + // } + // } + // else if (_syntax is OctetStringType) + // { + // OctetString o = v.Data as OctetString; + // if (o == null) + // { + // return null; + // } + // else + // { + // // TODO: Follow the format specifier for octet strings. + // return null; + // } + // } + // else + // { + // return null; + // } + //} + + #region ITypeReferrer Member + + public ITypeAssignment ReferredType + { + get { return _syntax; } + set { _syntax = value; } + } + + public ITypeAssignment BaseType + { + get + { + ITypeReferrer tr = this; + ITypeAssignment result = this; + + while ((tr != null) && (tr.ReferredType != null)) + { + result = tr.ReferredType; + tr = tr.ReferredType as ITypeReferrer; + } + + return result; + } + } + + #endregion + } +}
\ No newline at end of file diff --git a/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/Types/TypeAssignment.cs b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/Types/TypeAssignment.cs new file mode 100644 index 00000000000..b074ef62a26 --- /dev/null +++ b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/Types/TypeAssignment.cs @@ -0,0 +1,147 @@ +/* + * Created by SharpDevelop. + * User: lextm + * Date: 2008/5/18 + * Time: 13:24 + * + * To change this template use Tools | Options | Coding | Edit Standard Headers. + */ +using System; +using System.Collections.Generic; + +namespace Lextm.SharpSnmpLib.Mib.Elements.Types +{ + /* Please be aware of the following possible constructs: + * + * isnsRegEntityIndex OBJECT-TYPE + * SYNTAX IsnsEntityIndexIdOrZero + * ( 1 .. 4294967295 ) + * MAX-ACCESS not-accessible + * + * + */ + + /// <summary/> + /// </summary> + public sealed class TypeAssignment : ITypeAssignment + { + private IModule _module; + private string _name; + private string _type; + private ValueRanges _ranges; + private ValueMap _map; + + /// <summary> + /// Creates an <see cref="TypeAssignment" />. + /// </summary> + /// <param name="module">The module.</param> + /// <param name="name">The name.</param> + /// <param name="type">The type.</param> + /// <param name="symbols">The symbols.</param> + /// <param name="isMacroSyntax">if set to <c>true</c> indicates that the syntax clause of a macro is parsed (e.g. OBJECT-TYPE, TEXTUAL-CONVENTION).</param> + public TypeAssignment(IModule module, string name, Symbol type, ISymbolEnumerator symbols, bool isMacroSyntax) + { + _module = module; + _name = name; + + SymbolList typeSymbols = new SymbolList(); + typeSymbols.Add(type); + + Symbol current = symbols.NextSymbol(); + while (current != Symbol.EOL) + { + if (current == Symbol.OpenParentheses) + { + // parse range of unknown type + symbols.PutBack(current); + _ranges = Lexer.DecodeRanges(symbols); + break; + } + else if (current == Symbol.OpenBracket) + { + symbols.PutBack(current); + _map = Lexer.DecodeEnumerations(symbols); + break; + } + + typeSymbols.Add(current); + current = symbols.NextSymbol(); + } + + _type = typeSymbols.Join(" "); + + if ((_ranges == null) && (_map == null)) + { + current = symbols.NextNonEOLSymbol(); + if (current == Symbol.OpenParentheses) + { + // parse range of unknown type + symbols.PutBack(current); + _ranges = Lexer.DecodeRanges(symbols); + } + else if (current == Symbol.OpenBracket) + { + symbols.PutBack(current); + _map = Lexer.DecodeEnumerations(symbols); + } + else if (current != null) + { + symbols.PutBack(current); + } + } + + if (isMacroSyntax) + { + // inside a macro the syntax is limited to one line, except there are brackets used for ranges/enums + return; + } + + // outside macro Syntax clause we wait for two consecutive linebreaks with a following valid identifier as end condition + Symbol previous = current; + Symbol veryPrevious = null; + + while ((current = symbols.NextSymbol()) != null) + { + if ((veryPrevious == Symbol.EOL) && (previous == Symbol.EOL) && current.IsValidIdentifier()) + { + symbols.PutBack(current); + return; + } + + veryPrevious = previous; + previous = current; + } + + previous.Assert(false, "end of file reached"); + } + + public string Type + { + get { return _type; } + } + + public ValueRanges Ranges + { + get { return _ranges; } + } + + public IDictionary<long, string> Map + { + get { return _map; } + } + + #region ITypeAssignment Member + + public IModule Module + { + get { return _module; } + } + + public string Name + { + get { return _name; } + } + + #endregion + } +}
\ No newline at end of file diff --git a/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/Types/UnsignedType.cs b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/Types/UnsignedType.cs new file mode 100644 index 00000000000..4866fc90181 --- /dev/null +++ b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Elements/Types/UnsignedType.cs @@ -0,0 +1,103 @@ +using System.Collections.Generic; + +namespace Lextm.SharpSnmpLib.Mib.Elements.Types +{ + /** + * As this type is used for Counter32 and TimeTicks as well as Unsigned32 + * and Gauge32 it incorrectly allows range restrictions of Counter32 and + * TimeTicks. This is ok as currently we do not care about detecting + * incorrect MIBs and this doesn't block the decoding of correct MIBs. + */ + public class UnsignedType : BaseType + { + public enum Types + { + Unsigned32, + Gauge32, + Counter32, + TimeTicks, + Counter64, + } + + private Types _type; + private ValueRanges _ranges; + + public UnsignedType(IModule module, string name, Symbol type, ISymbolEnumerator symbols) + : base(module, name) + { + Types? t = GetExactType(type); + type.Assert(t.HasValue, "Unknown symbol for unsigned type!"); + _type = t.Value; + + Symbol current = symbols.NextNonEOLSymbol(); + if (current == Symbol.OpenParentheses) + { + current.Assert((_type != Types.Counter64), "Ranges are not supported for Counter64 type!"); // our internal struct can only hold int64 values + + symbols.PutBack(current); + _ranges = Lexer.DecodeRanges(symbols); + current.Assert(!_ranges.IsSizeDeclaration, "SIZE keyword is not allowed for ranges of unsigned types!"); + } + else + { + symbols.PutBack(current); + } + } + + public Types Type + { + get { return _type; } + } + + public ValueRanges Ranges + { + get { return _ranges; } + } + + internal static Types? GetExactType(Symbol symbol) + { + if (symbol == Symbol.Unsigned32) + { + // [APPLICATION 2] IMPLICIT INTEGER (0..4294967295) // from SNMPv2-SMI + return Types.Unsigned32; + } + else if (symbol == Symbol.Gauge32) + { + // [APPLICATION 2] IMPLICIT INTEGER (0..4294967295) // from SNMPv2-SMI + return Types.Gauge32; + } + else if (symbol == Symbol.Counter32) + { + // [APPLICATION 1] IMPLICIT INTEGER (0..4294967295) // from SNMPv2-SMI + return Types.Counter32; + } + else if (symbol == Symbol.TimeTicks) + { + // [APPLICATION 3] IMPLICIT INTEGER (0..4294967295) // from SNMPv2-SMI + RFC1155-SMI + return Types.TimeTicks; + } + else if (symbol == Symbol.Gauge) + { + // [APPLICATION 2] IMPLICIT INTEGER (0..4294967295) // from RFC1155-SMI + return Types.Gauge32; + } + else if (symbol == Symbol.Counter) + { + // [APPLICATION 1] IMPLICIT INTEGER (0..4294967295) // from RFC1155-SMI + return Types.Counter32; + } + else if (symbol == Symbol.Counter64) + { + // [APPLICATION 6] IMPLICIT INTEGER (0..18446744073709551615) // from SNMPv2-SMI + return Types.Counter64; + } + + return null; + } + + internal static bool IsUnsignedType(Symbol symbol) + { + return GetExactType(symbol).HasValue; + } + } +} diff --git a/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/IModule.cs b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/IModule.cs new file mode 100644 index 00000000000..d41ab12978a --- /dev/null +++ b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/IModule.cs @@ -0,0 +1,81 @@ +// Module interface. +// Copyright (C) 2008-2010 Malcolm Crowe, Lex Li, and other contributors. +// +// This library is free software; you can redistribute it and/or +// modify it under the terms of the GNU Lesser General Public +// License as published by the Free Software Foundation; either +// version 2.1 of the License, or (at your option) any later version. +// +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +// Lesser General Public License for more details. +// +// You should have received a copy of the GNU Lesser General Public +// License along with this library; if not, write to the Free Software +// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + +/* + * Created by SharpDevelop. + * User: lextm + * Date: 5/1/2009 + * Time: 10:40 AM + * + * To change this template use Tools | Options | Coding | Edit Standard Headers. + */ +using System.Collections.Generic; +using Lextm.SharpSnmpLib.Mib.Elements.Entities; +using Lextm.SharpSnmpLib.Mib.Elements.Types; +using Lextm.SharpSnmpLib.Mib.Elements; + +namespace Lextm.SharpSnmpLib.Mib +{ + /// <summary> + /// MIB Module interface. + /// </summary> + public interface IModule + { + /// <summary> + /// Module name. + /// </summary> + string Name + { + get; + } + + Exports Exports + { + get; + } + + Imports Imports + { + get; + } + + /// <summary> + /// Entities + Types + all other elements implementing IDeclaration + /// </summary> + IList<IDeclaration> Declarations + { + get; + } + + /// <summary> + /// Entities. + /// </summary> + IList<IEntity> Entities + { + get; + } + + /// <summary> + /// Known types. + /// </summary> + IList<ITypeAssignment> Types + { + get; + } + + } +} diff --git a/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/ISymbolEnumerator.cs b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/ISymbolEnumerator.cs new file mode 100644 index 00000000000..e9dd5920d51 --- /dev/null +++ b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/ISymbolEnumerator.cs @@ -0,0 +1,9 @@ +using System.Collections.Generic; + +namespace Lextm.SharpSnmpLib.Mib +{ + public interface ISymbolEnumerator: IEnumerator<Symbol> + { + bool PutBack(Symbol item); + } +} diff --git a/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Lexer.cs b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Lexer.cs new file mode 100644 index 00000000000..5bf2844a3db --- /dev/null +++ b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Lexer.cs @@ -0,0 +1,581 @@ +/* + * Created by SharpDevelop. + * User: lextm + * Date: 2008/5/17 + * Time: 16:50 + * + * To change this template use Tools | Options | Coding | Edit Standard Headers. + */ + +using System; +using System.Collections.Generic; +using System.IO; +using System.Text; +using Lextm.SharpSnmpLib.Mib.Elements.Types; + +namespace Lextm.SharpSnmpLib.Mib +{ + /// <summary> + /// Lexer class that parses MIB files into symbol list. + /// </summary> + public sealed class Lexer + { + private readonly SymbolList _symbols = new SymbolList(); + + public Lexer(string file) + : this(file, new StreamReader(file)) + { + } + + public Lexer(string file, TextReader stream) + { + this.Parse(file, stream); + } + + + public ISymbolEnumerator GetEnumerator() + { + return _symbols.GetSymbolEnumerator(); + } + + + #region Parsing of MIB File + + private class ParseParams + { + public string File; + public StringBuilder Temp = new StringBuilder(); + public bool StringSection = false; + public bool AssignSection = false; + public bool AssignAhead = false; + public bool DotSection = false; + + } + + /// <summary> + /// Parses MIB file to symbol list. + /// </summary> + /// <param name="file">File</param> + /// <param name="stream">File stream</param> + private void Parse(string file, TextReader stream) + { + if (stream == null) + { + throw new ArgumentNullException("stream"); + } + + ParseParams pp = new ParseParams(); + pp.File = file; + + string line; + int row = 0; + while ((line = stream.ReadLine()) != null) + { + if (!pp.StringSection && line.TrimStart().StartsWith("--", StringComparison.Ordinal)) + { + row++; + continue; // commented line + } + + ParseLine(pp, line, row); + row++; + } + } + + private void ParseLine(ParseParams pp, string line, int row) + { + line = line + "\n"; + int count = line.Length; + for (int i = 0; i < count; i++) + { + char current = line[i]; + bool moveNext = Parse(pp, current, row, i); + if (moveNext) + { + break; + } + } + } + + private bool Parse(ParseParams pp, char current, int row, int column) + { + switch (current) + { + case '\n': + case '{': + case '}': + case '(': + case ')': + case '[': + case ']': + case ';': + case ',': + case '|': + if (!pp.StringSection) + { + bool moveNext = ParseLastSymbol(pp, row, column); + if (moveNext) + { + _symbols.Add(CreateSpecialSymbol(pp.File, '\n', row, column)); + return true; + } + + _symbols.Add(CreateSpecialSymbol(pp.File, current, row, column)); + return false; + } + + break; + case '"': + pp.StringSection = !pp.StringSection; + break; + case '\r': + return false; + default: + if ((int)current == 0x1A) + { + // IMPORTANT: ignore invisible characters such as SUB. + return false; + } + + if (Char.IsWhiteSpace(current) && !pp.AssignSection && !pp.StringSection) + { + bool moveNext = ParseLastSymbol(pp, row, column); + if (moveNext) + { + _symbols.Add(CreateSpecialSymbol(pp.File, '\n', row, column)); + return true; + } + + return false; + } + + if (pp.AssignAhead) + { + pp.AssignAhead = false; + ParseLastSymbol(pp, row, column); + break; + } + + if (pp.DotSection && current != '.') + { + ParseLastSymbol(pp, row, column); + pp.DotSection = false; + } + + if (current == '.' && !pp.StringSection) + { + if (!pp.DotSection) + { + ParseLastSymbol(pp, row, column); + pp.DotSection = true; + } + } + + if (current == ':' && !pp.StringSection) + { + if (!pp.AssignSection) + { + ParseLastSymbol(pp, row, column); + } + + pp.AssignSection = true; + } + + if (current == '=' && !pp.StringSection) + { + pp.AssignSection = false; + pp.AssignAhead = true; + } + + break; + } + + pp.Temp.Append(current); + return false; + } + + private bool ParseLastSymbol(ParseParams pp, int row, int column) + { + if (pp.Temp.Length > 0) + { + Symbol s = new Symbol(pp.File, pp.Temp.ToString(), row, column); + + pp.Temp.Length = 0; + + if (s.ToString().StartsWith(Symbol.Comment.ToString())) + { + // ignore the rest symbols on this line because they are in comment. + return true; + } + + _symbols.Add(s); + } + + return false; + } + + private static Symbol CreateSpecialSymbol(string file, char value, int row, int column) + { + string str; + switch (value) + { + case '\n': + str = Environment.NewLine; + break; + case '{': + str = "{"; + break; + case '}': + str = "}"; + break; + case '(': + str = "("; + break; + case ')': + str = ")"; + break; + case '[': + str = "["; + break; + case ']': + str = "]"; + break; + case ';': + str = ";"; + break; + case ',': + str = ","; + break; + case '|': + str = "|"; + break; + default: + throw new ArgumentException("value is not a special character"); + } + + return new Symbol(file, str, row, column); + } + + #endregion + + #region Static Parse Helper + + public static ITypeAssignment ParseBasicTypeDef(IModule module, string name, ISymbolEnumerator symbols, bool isMacroSyntax = false) + { + Symbol current = symbols.NextNonEOLSymbol(); + + if (current == Symbol.Bits) + { + return new BitsType(module, name, symbols); + } + if (IntegerType.IsIntegerType(current)) + { + return new IntegerType(module, name, current, symbols); + } + if (UnsignedType.IsUnsignedType(current)) + { + return new UnsignedType(module, name, current, symbols); + } + if (current == Symbol.Opaque) + { + return new OpaqueType(module, name, symbols); + } + if (current == Symbol.IpAddress) + { + return new IpAddressType(module, name, symbols); + } + if (current == Symbol.TextualConvention) + { + return new TextualConvention(module, name, symbols); + } + if (current == Symbol.Octet) + { + Symbol next = symbols.NextNonEOLSymbol(); + + if (next == Symbol.String) + { + return new OctetStringType(module, name, symbols); + } + + symbols.PutBack(next); + } + if (current == Symbol.Object) + { + Symbol next = symbols.NextNonEOLSymbol(); + + if (next == Symbol.Identifier) + { + return new ObjectIdentifierType(module, name, symbols); + } + + symbols.PutBack(next); + } + if (current == Symbol.Sequence) + { + Symbol next = symbols.NextNonEOLSymbol(); + + if (next == Symbol.Of) + { + return new SequenceOf(module, name, symbols); + } + else + { + symbols.PutBack(next); + return new Sequence(module, name, symbols); + } + } + if (current == Symbol.Choice) + { + return new Choice(module, name, symbols); + } + + + return new TypeAssignment(module, name, current, symbols, isMacroSyntax); + } + + public static void ParseOidValue(ISymbolEnumerator symbols, out string parent, out uint value) + { + parent = null; + value = 0; + + Symbol current = symbols.NextNonEOLSymbol(); + current.Expect(Symbol.OpenBracket); + + Symbol previous = null; + StringBuilder longParent = new StringBuilder(); + + current = symbols.NextNonEOLSymbol(); + longParent.Append(current); + + while ((current = symbols.NextNonEOLSymbol()) != null) + { + bool succeeded; + + if (current == Symbol.OpenParentheses) + { + longParent.Append(current); + + current = symbols.NextNonEOLSymbol(); + succeeded = UInt32.TryParse(current.ToString(), out value); + current.Assert(succeeded, "not a decimal"); + longParent.Append(current); + current = symbols.NextNonEOLSymbol(); + current.Expect(Symbol.CloseParentheses); + longParent.Append(current); + continue; + } + + if (current == Symbol.CloseBracket) + { + parent = longParent.ToString(); + return; + } + + succeeded = UInt32.TryParse(current.ToString(), out value); + if (succeeded) + { + // numerical way + while ((current = symbols.NextNonEOLSymbol()) != Symbol.CloseBracket) + { + longParent.Append(".").Append(value); + succeeded = UInt32.TryParse(current.ToString(), out value); + current.Assert(succeeded, "not a decimal"); + } + + current.Expect(Symbol.CloseBracket); + parent = longParent.ToString(); + return; + } + + longParent.Append("."); + longParent.Append(current); + current = symbols.NextNonEOLSymbol(); + current.Expect(Symbol.OpenParentheses); + longParent.Append(current); + current = symbols.NextNonEOLSymbol(); + succeeded = UInt32.TryParse(current.ToString(), out value); + current.Assert(succeeded, "not a decimal"); + longParent.Append(current); + current = symbols.NextNonEOLSymbol(); + current.Expect(Symbol.CloseParentheses); + longParent.Append(current); + previous = current; + } + + throw MibException.Create("end of file reached", previous); + } + + + public static ValueRanges DecodeRanges(ISymbolEnumerator symbols) + { + ValueRanges result = new ValueRanges(); + + Symbol startSymbol = symbols.NextNonEOLSymbol(); + Symbol current = startSymbol; + current.Expect(Symbol.OpenParentheses); + + while (current != Symbol.CloseParentheses) + { + Symbol value1Symbol = symbols.NextNonEOLSymbol(); + + if ((value1Symbol == Symbol.Size) && !result.IsSizeDeclaration) + { + result.IsSizeDeclaration = true; + symbols.NextNonEOLSymbol().Expect(Symbol.OpenParentheses); + continue; + } + + // check for valid number + Int64? value1 = DecodeNumber(value1Symbol); + if (!value1.HasValue) + { + value1Symbol.Assert(false, "Invalid range declaration!"); + } + + // process next symbol + ValueRange range; + current = symbols.NextNonEOLSymbol(); + + if (current == Symbol.DoubleDot) + { + // its a continuous range + Symbol value2Symbol = symbols.NextNonEOLSymbol(); + Int64? value2 = DecodeNumber(value2Symbol); + value2Symbol.Assert(value2.HasValue && (value2.Value >= value1.Value), "Invalid range declaration!"); + + if (value2.Value == value1.Value) + { + range = new ValueRange(value1.Value, null); + } + else + { + range = new ValueRange(value1.Value, value2.Value); + } + + current = symbols.NextNonEOLSymbol(); + } + else + { + // its a single number + range = new ValueRange(value1.Value, null); + } + + // validate range + if (result.IsSizeDeclaration) + { + value1Symbol.Assert(range.Start >= 0, "Invalid range declaration! Size must be greater than 0"); + } + + result.Add(range); + + // check next symbol + current.Expect(Symbol.Pipe, Symbol.CloseParentheses); + } + + if (result.IsSizeDeclaration) + { + current = symbols.NextNonEOLSymbol(); + current.Expect(Symbol.CloseParentheses); + } + + // validate ranges in between + for (int i=0; i<result.Count; i++) + { + for (int k=i+1; k<result.Count; k++) + { + startSymbol.Assert(!result[i].IntersectsWith(result[k]), "Invalid range declaration! Overlapping of ranges!"); + } + } + + return result; + } + + public static Int64? DecodeNumber(Symbol number) + { + Int64 result; + string numString = (number != null) ? number.ToString() : null; + + if (!String.IsNullOrEmpty(numString)) + { + if (numString.StartsWith("'") && (numString.Length > 3)) + { + // search second apostrophe + int end = numString.IndexOf('\'', 1); + if (end == (numString.Length - 2)) + { + try + { + switch (numString[numString.Length - 1]) + { + case 'b': + case 'B': + result = Convert.ToInt64(numString.Substring(1, numString.Length - 3), 2); + return result; + case 'h': + case 'H': + result = Convert.ToInt64(numString.Substring(1, numString.Length - 3), 16); + return result; + } + } + catch + { + } + } + } + else if (Int64.TryParse(numString, out result)) + { + return result; + } + } + + return null; + } + + public static ValueMap DecodeEnumerations(ISymbolEnumerator symbols) + { + Symbol current = symbols.NextNonEOLSymbol(); + current.Expect(Symbol.OpenBracket); + + ValueMap map = new ValueMap(); + do + { + current = symbols.NextNonEOLSymbol(); + string identifier = current.ToString(); + + current = symbols.NextNonEOLSymbol(); + current.Expect(Symbol.OpenParentheses); + + current = symbols.NextNonEOLSymbol(); + Int64 enumValue; + if (Int64.TryParse(current.ToString(), out enumValue)) + { + try + { + // Have to include the number as it seems repeated identifiers are allowed ?? + map.Add(enumValue, String.Format("{0}({1})", identifier, enumValue)); + } + catch (ArgumentException ex) + { + current.Assert(false, ex.Message); + } + } + else + { + // Need to get "DefinedValue". + } + + current = symbols.NextNonEOLSymbol(); + current.Expect(Symbol.CloseParentheses); + + current = symbols.NextNonEOLSymbol(); + } while (current == Symbol.Comma); + + current.Expect(Symbol.CloseBracket); + + return map; + } + + #endregion + + } +} diff --git a/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/MaxAccess.cs b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/MaxAccess.cs new file mode 100644 index 00000000000..f8029900b56 --- /dev/null +++ b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/MaxAccess.cs @@ -0,0 +1,17 @@ +using System; +using System.Collections.Generic; +using System.Linq; +using System.Text; + +namespace Lextm.SharpSnmpLib.Mib +{ + public enum MaxAccess + { + notAccessible, + accessibleForNotify, + readOnly, + readWrite, + readCreate + } + +} diff --git a/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/MibDocument.cs b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/MibDocument.cs new file mode 100644 index 00000000000..aac3b280ed3 --- /dev/null +++ b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/MibDocument.cs @@ -0,0 +1,57 @@ +/* + * Created by SharpDevelop. + * User: lextm + * Date: 2008/5/17 + * Time: 17:38 + * + * To change this template use Tools | Options | Coding | Edit Standard Headers. + */ + +using System.Collections.Generic; + +namespace Lextm.SharpSnmpLib.Mib +{ + /// <summary> + /// MIB document. + /// </summary> + public sealed class MibDocument + { + private readonly List<IModule> _modules = new List<IModule>(); + + /// <summary> + /// Initializes a new instance of the <see cref="MibDocument" /> class. + /// </summary> + /// <param name="file">The file.</param> + public MibDocument(string file) + : this(new Lexer(file)) + { + } + + /// <summary> + /// Initializes a new instance of the <see cref="MibDocument"/> class. + /// </summary> + /// <param name="lexer">The lexer.</param> + public MibDocument(Lexer lexer) + { + ISymbolEnumerator symbols = lexer.GetEnumerator(); + + Symbol current; + while ((current = symbols.NextNonEOLSymbol()) != null) + { + symbols.PutBack(current); + _modules.Add(new MibModule(symbols)); + } + } + + /// <summary> + /// <see cref="MibModule"/> containing in this document. + /// </summary> + public IList<IModule> Modules + { + get + { + return _modules; + } + } + } +}
\ No newline at end of file diff --git a/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/MibException.cs b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/MibException.cs new file mode 100644 index 00000000000..efd89b3f756 --- /dev/null +++ b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/MibException.cs @@ -0,0 +1,113 @@ +/* + * Created by SharpDevelop. + * User: lextm + * Date: 2008/5/17 + * Time: 16:33 + * + * To change this template use Tools | Options | Coding | Edit Standard Headers. + */ + +using System; +using System.Globalization; +#if (!SILVERLIGHT) +using System.Runtime.Serialization; +using System.Security.Permissions; +#endif + +namespace Lextm.SharpSnmpLib.Mib +{ + /// <summary> + /// Description of MibException. + /// </summary> + [Serializable] + [System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Naming", "CA1704:IdentifiersShouldBeSpelledCorrectly", MessageId = "Mib")] + public sealed class MibException : Exception + { + /// <summary> + /// Symbol. + /// </summary> + public Symbol Symbol { get; private set; } + + /// <summary> + /// Creates a <see cref="MibException"/>. + /// </summary> + public MibException() + { + } + + /// <summary> + /// Creates a <see cref="SnmpException"/> instance with a specific <see cref="string"/>. + /// </summary> + /// <param name="message">Message</param> + public MibException(string message) : base(message) + { + } + + /// <summary> + /// Creates a <see cref="MibException"/> instance with a specific <see cref="string"/> and an <see cref="Exception"/>. + /// </summary> + /// <param name="message">Message</param> + /// <param name="inner">Inner exception</param> + public MibException(string message, Exception inner) + : base(message, inner) + { + } +#if (!SILVERLIGHT) + /// <summary> + /// Creates a <see cref="MibException"/> instance. + /// </summary> + /// <param name="info">Info</param> + /// <param name="context">Context</param> + private MibException(SerializationInfo info, StreamingContext context) : base(info, context) + { + if (info == null) + { + throw new ArgumentNullException("info"); + } + + Symbol = (Symbol)info.GetValue("Symbol", typeof(Symbol)); + } + + /// <summary> + /// Gets object data. + /// </summary> + /// <param name="info">Info</param> + /// <param name="context">Context</param> + [SecurityPermission(SecurityAction.Demand, SerializationFormatter = true)] + public override void GetObjectData(SerializationInfo info, StreamingContext context) + { + base.GetObjectData(info, context); + info.AddValue("Symbol", Symbol); + } +#endif + + /// <summary> + /// Creates a <see cref="MibException"/> with a specific <see cref="Symbol"/>. + /// </summary> + /// <param name="message">Message</param> + /// <param name="symbol">Symbol</param> + /// <returns></returns> + public static MibException Create(string message, Symbol symbol) + { + if (symbol == null) + { + throw new ArgumentNullException("symbol"); + } + + if (String.IsNullOrEmpty(message)) + { + message = "Unknown MIB Exception"; + } + + message = String.Format( + "{0} (file: \"{1}\"; row: {2}; column: {3})", + message, + symbol.File, + symbol.Row + 1, + symbol.Column + 1); + + MibException ex = new MibException(message) { Symbol = symbol }; + return ex; + } + } +}
\ No newline at end of file diff --git a/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/MibModule.cs b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/MibModule.cs new file mode 100644 index 00000000000..cacfd045979 --- /dev/null +++ b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/MibModule.cs @@ -0,0 +1,294 @@ +/* + * Created by SharpDevelop. + * User: lextm + * Date: 2008/5/17 + * Time: 17:38 + * + * To change this template use Tools | Options | Coding | Edit Standard Headers. + */ + +using System; +using System.Collections.Generic; +using Lextm.SharpSnmpLib.Mib.Elements; +using Lextm.SharpSnmpLib.Mib.Elements.Entities; +using Lextm.SharpSnmpLib.Mib.Elements.Types; + +namespace Lextm.SharpSnmpLib.Mib +{ + /// <summary> + /// MIB module class. + /// </summary> + [System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Naming", "CA1704:IdentifiersShouldBeSpelledCorrectly", MessageId = "Mib")] + public sealed class MibModule : IModule + { + private readonly string _name; + private readonly Imports _imports; + private readonly Exports _exports; + private readonly List<IElement> _tokens = new List<IElement>(); + + /// <summary> + /// Creates a <see cref="MibModule"/> with a specific <see cref="Lexer"/>. + /// </summary> + /// <param name="name">Module name</param> + /// <param name="symbols">Lexer</param> + [System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Naming", "CA1704:IdentifiersShouldBeSpelledCorrectly", MessageId = "lexer")] + public MibModule(ISymbolEnumerator symbols) + { + if (symbols == null) + { + throw new ArgumentNullException("lexer"); + } + + Symbol temp = symbols.NextNonEOLSymbol(); + temp.AssertIsValidIdentifier(); + _name = temp.ToString().ToUpperInvariant(); // all module names are uppercase + + temp = symbols.NextNonEOLSymbol(); + temp.Expect(Symbol.Definitions); + + temp = symbols.NextNonEOLSymbol(); + temp.Expect(Symbol.Assign); + + temp = symbols.NextSymbol(); + temp.Expect(Symbol.Begin); + + temp = symbols.NextNonEOLSymbol(); + if (temp == Symbol.Imports) + { + _imports = ParseDependents(symbols); + } + else if (temp == Symbol.Exports) + { + _exports = ParseExports(symbols); + } + else + { + symbols.PutBack(temp); + } + + ParseEntities(symbols); + } + + #region Accessors + + /// <summary> + /// Module name. + /// </summary> + public string Name + { + get { return _name; } + } + + public Exports Exports + { + get { return _exports; } + } + + public Imports Imports + { + get { return _imports; } + } + + public List<IElement> Tokens + { + get { return this._tokens; } + } + + /// <summary> + /// Entities + Types + all other elements implementing IDeclaration + /// </summary> + public IList<IDeclaration> Declarations + { + get + { + IList<IDeclaration> result = new List<IDeclaration>(); + foreach (IElement e in _tokens) + { + IDeclaration decl = e as IDeclaration; + if (decl != null) + { + result.Add(decl); + } + } + + return result; + } + } + + /// <summary> + /// OID nodes. + /// </summary> + public IList<IEntity> Entities + { + get + { + IList<IEntity> result = new List<IEntity>(); + foreach (IElement e in _tokens) + { + IEntity entity = e as IEntity; + if (entity != null) + { + result.Add(entity); + } + } + + return result; + } + } + + public IList<ITypeAssignment> Types + { + get + { + IList<ITypeAssignment> result = new List<ITypeAssignment>(); + foreach (IElement e in _tokens) + { + ITypeAssignment type = e as ITypeAssignment; + if (type != null) + { + result.Add(type); + } + } + + return result; + } + } + + #endregion + + #region Parsing of Symbols + + private Exports ParseExports(ISymbolEnumerator symbols) + { + return new Exports(this, symbols); + } + + private Imports ParseDependents(ISymbolEnumerator symbols) + { + return new Imports(this, symbols); + } + + private void ParseEntities(ISymbolEnumerator symbols) + { + Symbol temp = symbols.NextNonEOLSymbol(); + SymbolList buffer = new SymbolList(); + + while (temp != Symbol.End) + { + if (temp == Symbol.Assign) + { + ParseEntity(buffer, symbols); + buffer.Clear(); + // skip linebreaks behind an entity + temp = symbols.NextNonEOLSymbol(); + } + else + { + buffer.Add(temp); + temp = symbols.NextSymbol(); + } + } + } + + private void ParseEntity(SymbolList preAssignSymbols, ISymbolEnumerator symbols) + { + if ((preAssignSymbols == null) || (preAssignSymbols.Count == 0)) + { + Symbol s = symbols.NextSymbol(); + if (s != null) + { + s.Assert(false, "Invalid Entity declaration"); + } + else + { + throw new MibException("Invalid Entity declaration"); + } + } + + // check for a valid identifier + preAssignSymbols[0].AssertIsValidIdentifier(); + + if (preAssignSymbols.Count == 1) + { + // its a typedef + _tokens.Add(Lexer.ParseBasicTypeDef(this, preAssignSymbols[0].ToString(), symbols, isMacroSyntax: false)); + return; + } + + ISymbolEnumerator preAssignSymbolsEnumerator = preAssignSymbols.GetSymbolEnumerator(); + preAssignSymbolsEnumerator.NextNonEOLSymbol(); // returns identifier + Symbol type = preAssignSymbolsEnumerator.NextNonEOLSymbol(); + + // parse declarations + if (type == Symbol.Object) + { + Symbol next = preAssignSymbolsEnumerator.NextNonEOLSymbol(); + + if (next == Symbol.Identifier) + { + _tokens.Add(new OidValueAssignment(this, preAssignSymbols, symbols)); + return; + } + else if (next != null) + { + preAssignSymbolsEnumerator.PutBack(next); + } + } + if (type == Symbol.ModuleIdentity) + { + _tokens.Add(new ModuleIdentity(this, preAssignSymbols, symbols)); + return; + } + if (type == Symbol.ObjectType) + { + _tokens.Add(new ObjectType(this, preAssignSymbols, symbols)); + return; + } + if (type == Symbol.ObjectGroup) + { + _tokens.Add(new ObjectGroup(this, preAssignSymbols, symbols)); + return; + } + if (type == Symbol.NotificationGroup) + { + _tokens.Add(new NotificationGroup(this, preAssignSymbols, symbols)); + return; + } + if (type == Symbol.ModuleCompliance) + { + _tokens.Add(new ModuleCompliance(this, preAssignSymbols, symbols)); + return; + } + if (type == Symbol.NotificationType) + { + _tokens.Add(new NotificationType(this, preAssignSymbols, symbols)); + return; + } + if (type == Symbol.ObjectIdentity) + { + _tokens.Add(new ObjectIdentity(this, preAssignSymbols, symbols)); + return; + } + if (type == Symbol.Macro) + { + _tokens.Add(new Macro(this, preAssignSymbols, symbols)); + return; + } + if (type == Symbol.TrapType) + { + _tokens.Add(new TrapType(this, preAssignSymbols, symbols)); + return; + } + if (type == Symbol.AgentCapabilities) + { + _tokens.Add(new AgentCapabilities(this, preAssignSymbols, symbols)); + return; + } + + preAssignSymbols[1].Assert(false, "Unknown/Invalid declaration"); + } + + #endregion + + } +}
\ No newline at end of file diff --git a/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/MibResolver.cs b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/MibResolver.cs new file mode 100644 index 00000000000..96978e1ae3a --- /dev/null +++ b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/MibResolver.cs @@ -0,0 +1,97 @@ +using System; +using System.Collections.Generic; +using System.Linq; +using System.Text; +using System.IO; +using System.Reflection; + +namespace Lextm.SharpSnmpLib.Mib +{ + public interface IMibResolver + { + IModule Resolve(string moduleName); + } + + public class FileSystemMibResolver : IMibResolver + { + private string _path; + private bool _recursive; + + public FileSystemMibResolver(string path, bool recursive) + { + _path = path; + _recursive = recursive; + } + + #region IMibResolver Member + + public IModule Resolve(string moduleName) + { + if (Directory.Exists(_path)) + { + string[] matchedFiles = Directory.GetFiles( + _path, + "*", + (_recursive) ? SearchOption.AllDirectories : SearchOption.TopDirectoryOnly); + + if ((matchedFiles != null) && (matchedFiles.Length >= 1)) + { + foreach (string matchedFile in matchedFiles) + { + if (Path.GetFileNameWithoutExtension(matchedFile.ToLowerInvariant()) == moduleName.ToLowerInvariant()) + { + try + { + MibDocument md = new MibDocument (matchedFile); + if (md.Modules.Count > 0) + { + return md.Modules [0]; + } + } catch + { + } + } + } + } + } + + return null; + } + + #endregion + + } + + // earlier code for search of versioned MIBs: + // + //private const string Pattern = "-V[0-9]+$"; + //public static bool AllDependentsAvailable(MibModule module, IDictionary<string, MibModule> modules) + //{ + // foreach (string dependent in module.Dependents) + // { + // if (!DependentFound(dependent, modules)) + // { + // return false; + // } + // } + + // return true; + //} + + //private static bool DependentFound(string dependent, IDictionary<string, MibModule> modules) + //{ + // if (!Regex.IsMatch(dependent, Pattern)) + // { + // return modules.ContainsKey(dependent); + // } + + // if (modules.ContainsKey(dependent)) + // { + // return true; + // } + + // string dependentNonVersion = Regex.Replace(dependent, Pattern, string.Empty); + // return modules.ContainsKey(dependentNonVersion); + //} + +} diff --git a/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/MibTree.cs b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/MibTree.cs new file mode 100644 index 00000000000..a5174bc19e9 --- /dev/null +++ b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/MibTree.cs @@ -0,0 +1,130 @@ +using System.Collections.Generic; +using Lextm.SharpSnmpLib.Mib.Elements.Entities; + +namespace Lextm.SharpSnmpLib.Mib +{ + /// <summary> + /// Builds up a tree from a single MIB + /// </summary> + public class MibTree + { + private readonly List<MibTreeNode> _root = new List<MibTreeNode>(); + + public MibTree(MibModule module) + { + IList<IEntity> entities = module.Entities; + + if (entities.Count > 0) + { + // try to find module identity as root + foreach (IEntity element in entities) + { + ModuleIdentity mi = element as ModuleIdentity; + + if (mi != null) + { + _root.Add(new MibTreeNode(null, mi)); + } + } + + // find OID assignments as root, if there are any that are not below ModuleIdentity + foreach (IEntity element in entities) + { + OidValueAssignment oa = element as OidValueAssignment; + + if (oa != null) + { + _root.Add(new MibTreeNode(null, oa)); + } + } + + FilterRealRoots (entities); + + foreach (MibTreeNode mibTreeNode in _root) + { + entities.Remove (mibTreeNode.Entity); + } + + if (_root.Count == 0) + { + //no module identity, assume first entity is root + _root.Add(new MibTreeNode(null, entities[0])); + } + + foreach (MibTreeNode mibTreeNode in _root) + { + if (entities.Contains (mibTreeNode.Entity)) + { + entities.Remove (mibTreeNode.Entity); + } + BuildTree(mibTreeNode, entities); + UpdateTreeNodeTypes(mibTreeNode); + } + } + } + + public IList<MibTreeNode> Root + { + get { return _root; } + } + + private bool EntityExists(IList<IEntity> entities, string name) + { + foreach(IEntity entity in entities) + { + if (entity.Name == name) + { + return true; + } + } + return false; + } + + private void FilterRealRoots(IList<IEntity> entities) + { + int i = 0; + while (i < _root.Count) + { + if (EntityExists(entities, _root[i].Entity.Parent)) + { + _root.RemoveAt(i); + } + else + { + i++; + } + } + } + + private void BuildTree(MibTreeNode node, IList<IEntity> entities) + { + int i = 0; + while (i < entities.Count) + { + if (entities[i].Parent == node.Entity.Name) + { + node.AddChild(entities[i]); + entities.RemoveAt(i); + } + else + { + i++; + } + } + + foreach (MibTreeNode childNode in node.ChildNodes) + { + BuildTree(childNode, entities); + } + } + + private void UpdateTreeNodeTypes(MibTreeNode node) + { + node.UpdateNodeType(); + foreach (MibTreeNode childNode in node.ChildNodes) + { + UpdateTreeNodeTypes(childNode); + } + } + } +} diff --git a/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/MibTreeNode.cs b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/MibTreeNode.cs new file mode 100644 index 00000000000..386c8e5cde7 --- /dev/null +++ b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/MibTreeNode.cs @@ -0,0 +1,112 @@ +using System; +using System.Collections.Generic; +using Lextm.SharpSnmpLib.Mib.Elements.Entities; +using Lextm.SharpSnmpLib.Mib.Elements.Types; + +namespace Lextm.SharpSnmpLib.Mib +{ + [Flags] + public enum MibTreeNodeType + { + Unknown = 0, + Container = (1 << 0), + Scalar = (1 << 1), + Table = (1 << 2), + TableRow = (1 << 3), + TableCell = (1 << 4), + NotificationRelated = (1 << 5), + ConformanceRelated = (1 << 6) + } + + + public class MibTreeNode + { + private MibTreeNode _parent = null; + private List<MibTreeNode> _childNodes = new List<MibTreeNode>(); + private IEntity _entity = null; + private MibTreeNodeType _nodeType = MibTreeNodeType.Unknown; + + public MibTreeNode(MibTreeNode parent, IEntity entity) + { + _parent = parent; + _entity = entity; + } + + public MibTreeNode Parent + { + get { return _parent; } + } + + public IEntity Entity + { + get { return _entity; } + } + + public MibTreeNodeType NodeType + { + get { return _nodeType; } + } + + public List<MibTreeNode> ChildNodes + { + get { return _childNodes; } + } + + public MibTreeNode AddChild(IEntity element) + { + MibTreeNode result = new MibTreeNode(this, element); + this.ChildNodes.Add(result); + + return result; + } + + public void UpdateNodeType() + { + _nodeType = MibTreeNodeType.Unknown; + + if (_entity != null) + { + if ((_entity is OidValueAssignment) || (_entity is ObjectIdentity)) + { + _nodeType |= MibTreeNodeType.Container; + return; + } + else if (_childNodes.Count > 0) + { + _nodeType |= MibTreeNodeType.Container; + } + + if (_entity is ObjectType) + { + ObjectType ot = _entity as ObjectType; + + if (ot.Syntax is SequenceOf) + { + _nodeType |= MibTreeNodeType.Table; + } + else if (ot.Syntax is Sequence) + { + _nodeType |= MibTreeNodeType.TableRow; + } + else if ((_parent != null) && ((_parent.NodeType & MibTreeNodeType.TableRow) != 0)) + { + _nodeType |= MibTreeNodeType.TableCell; + _nodeType |= MibTreeNodeType.Scalar; + } + else + { + _nodeType |= MibTreeNodeType.Scalar; + } + } + else if ((_entity is ModuleCompliance) || (_entity is ObjectGroup) || (_entity is NotificationGroup)) + { + _nodeType |= MibTreeNodeType.ConformanceRelated; + } + else if ((_entity is NotificationGroup) || (_entity is NotificationType)) + { + _nodeType |= MibTreeNodeType.NotificationRelated; + } + } + } + } +} diff --git a/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/MibTypesResolver.cs b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/MibTypesResolver.cs new file mode 100644 index 00000000000..1e7529af14f --- /dev/null +++ b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/MibTypesResolver.cs @@ -0,0 +1,216 @@ +using System; +using System.Collections.Generic; +using System.Text.RegularExpressions; +using Lextm.SharpSnmpLib.Mib.Elements; +using Lextm.SharpSnmpLib.Mib.Elements.Entities; +using Lextm.SharpSnmpLib.Mib.Elements.Types; + +namespace Lextm.SharpSnmpLib.Mib +{ + public static class MibTypesResolver + { + private static readonly Regex _namedOidPathRegex = new Regex(@"^(?<Name>[^\(]+)\((?<Value>\d+)\)$"); + private static readonly List<IMibResolver> _resolver = new List<IMibResolver>(); + private static readonly List<IModule> _cachedModules = new List<IModule>(); + + public static void RegisterResolver(IMibResolver resolver) + { + if (resolver != null) + { + _resolver.Add(resolver); + } + } + + public static IModule ResolveModule(string moduleName) + { + // check if module is already cached + foreach (MibModule cachedModule in _cachedModules) + { + if (cachedModule.Name == moduleName) + { + return cachedModule; + } + } + + foreach (IMibResolver resolver in _resolver) + { + IModule resolvedModule = resolver.Resolve(moduleName); + if (resolvedModule != null) + { + ResolveTypes(resolvedModule); + _cachedModules.Add(resolvedModule); + return resolvedModule; + } + } + + return null; + } + + public static void ResolveTypes(IModule module) + { + foreach (IEntity entity in module.Entities) + { + ITypeReferrer typeReferringEntity = entity as ITypeReferrer; + + if (typeReferringEntity != null) + { + CheckTypeReferrer(module, typeReferringEntity); + } + } + + if (!_cachedModules.Contains(module)) + { + _cachedModules.Add(module); + } + } + + private static void CheckTypeReferrer(IModule module, ITypeReferrer typeReferringEntity) + { + TypeAssignment unknownType = typeReferringEntity.ReferredType as TypeAssignment; + if (unknownType != null) + { + typeReferringEntity.ReferredType = ResolveType(module, unknownType); + + if (typeReferringEntity.ReferredType is TypeAssignment) + { + Console.WriteLine(String.Format("Could not resolve type '{0}' declared in module '{1}'", (typeReferringEntity.ReferredType as TypeAssignment).Type, typeReferringEntity.ReferredType.Module.Name)); + } + } + + ITypeReferrer nextTypeReferringEntity = typeReferringEntity.ReferredType as ITypeReferrer; + if (nextTypeReferringEntity != null) + { + CheckTypeReferrer(module, nextTypeReferringEntity); + } + } + + public static ITypeAssignment ResolveType(IModule module, TypeAssignment type) + { + ITypeAssignment result = ResolveDeclaration(module, type.Type) as ITypeAssignment; + + return (result != null) ? result : type; + } + + public static IDeclaration ResolveDeclaration(IModule module, string name) + { + if ((module == null) || String.IsNullOrEmpty(name)) + { + return null; + } + + // check module internal types + foreach (IDeclaration decl in module.Declarations) + { + if (decl.Name == name) + { + return decl; + } + } + + // check if type is imported + if (module.Imports != null) + { + ImportsFrom imports = module.Imports.GetImportFromType(name); + if (imports != null) + { + IModule importedModule = ResolveModule(imports.Module); + if (importedModule != null) + { + return ResolveDeclaration(importedModule, name); + } + } + } + + return null; + } + + public static ObjectIdentifier ResolveOid(IEntity entity) + { + ObjectIdentifier result = new ObjectIdentifier(); + + if (entity != null) + { + ResolveOid(entity, result); + } + + return result; + } + + private static void ResolveOid(IEntity entity, ObjectIdentifier result) + { + result.Prepend(entity.Name, entity.Value); + + // check parent + if (!String.IsNullOrEmpty(entity.Parent)) + { + string[] pathParts = entity.Parent.Split('.'); + uint value; + + // all parts except the first should have their value directly or indirectly with them + if (pathParts.Length > 1) + { + for (int i=pathParts.Length-1; i>=1; i--) + { + if (uint.TryParse(pathParts[i], out value)) + { + result.Prepend("", value); + } + else + { + Match m = _namedOidPathRegex.Match(pathParts[i]); + if (m.Success) + { + result.Prepend(m.Groups["Name"].Value, uint.Parse(m.Groups["Value"].Value)); + } + else + { + throw new MibException("Invalid OID path detected for entity '" + entity.Name + "' in module '" + entity.Module + "'!"); + } + } + } + } + + // parse root part: either another entity or a standard root object + if (IsOidRoot(pathParts[0], out value)) + { + result.Prepend(pathParts[0], value); + } + else + { + // try to find entity inside this module + if (entity.Module != null) + { + entity = ResolveDeclaration(entity.Module, pathParts[0]) as IEntity; + + if (entity != null) + { + ResolveOid(entity, result); + } + else + { + result.Prepend("", uint.MaxValue); + } + } + else + { + result.Prepend("", uint.MaxValue); + } + } + } + } + + public static bool IsOidRoot(string name, out uint value) + { + value = uint.MaxValue; + + switch (name) + { + case "ccitt": value = 0; return true; + case "iso": value = 1; return true; + case "joint-iso-ccitt": value = 2; return true; + } + + return false; + } + } +} diff --git a/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/ObjectIdentifier.cs b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/ObjectIdentifier.cs new file mode 100644 index 00000000000..04248043926 --- /dev/null +++ b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/ObjectIdentifier.cs @@ -0,0 +1,54 @@ +using System.Collections.Generic; +using System.Text; + +namespace Lextm.SharpSnmpLib.Mib +{ + public class ObjectIdentifier: List<KeyValuePair<string, uint>> + { + public void Add(string name, uint oid) + { + this.Add(new KeyValuePair<string, uint>(name, oid)); + } + + public void Prepend(string name, uint oid) + { + this.Insert(0, new KeyValuePair<string, uint>(name, oid)); + } + + public void Insert(int index, string name, uint oid) + { + this.Insert(index, new KeyValuePair<string, uint>(name, oid)); + } + + public string GetOidString() + { + StringBuilder result = new StringBuilder(); + + foreach (KeyValuePair<string, uint> level in this) + { + result.Append(level.Value); + result.Append('.'); + } + + if (result.Length > 0) + { + result.Length--; + } + + return result.ToString(); + } + + public uint[] GetOidValues() + { + List<uint> result = new List<uint>(); + + foreach (KeyValuePair<string, uint> level in this) + { + result.Add(level.Value); + } + + return result.ToArray(); + } + + } +} diff --git a/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Status.cs b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Status.cs new file mode 100644 index 00000000000..4ddd3babeb5 --- /dev/null +++ b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Status.cs @@ -0,0 +1,17 @@ +using System; +using System.Collections.Generic; +using System.Linq; +using System.Text; + +namespace Lextm.SharpSnmpLib.Mib +{ + public enum Status + { + current, + deprecated, + obsolete, + mandatory, + optional + } + +} diff --git a/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Symbol.cs b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Symbol.cs new file mode 100644 index 00000000000..b11386d8715 --- /dev/null +++ b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/Symbol.cs @@ -0,0 +1,357 @@ +/* + * Created by SharpDevelop. + * User: lextm + * Date: 2008/5/17 + * Time: 17:14 + * + * To change this template use Tools | Options | Coding | Edit Standard Headers. + */ + +using System; +using System.Configuration; +using System.Globalization; +using System.Text; + +namespace Lextm.SharpSnmpLib.Mib +{ + /// <summary> + /// Description of Symbol. + /// </summary> + public sealed class Symbol : IEquatable<Symbol> + { + private readonly string _text; + private readonly int _row; + private readonly int _column; + private readonly string _file; + + private Symbol(string text) : this(null, text, -1, -1) + { + } + + /// <summary> + /// Creates a <see cref="Symbol"/>. + /// </summary> + /// <param name="file">File</param> + /// <param name="text">Text</param> + /// <param name="row">Row number</param> + /// <param name="column">column number</param> + public Symbol(string file, string text, int row, int column) + { + _file = file; + _text = text; + _row = row; + _column = column; + } + + /// <summary> + /// File. + /// </summary> + public string File + { + get + { + return _file; + } + } + + /// <summary> + /// Row number. + /// </summary> + public int Row + { + get + { + return _row; + } + } + + /// <summary> + /// Column number. + /// </summary> + public int Column + { + get + { + return _column; + } + } + + /// <summary> + /// Returns a <see cref="String"/> that represents this <see cref="Symbol"/>. + /// </summary> + /// <returns></returns> + public override string ToString() + { + return _text; + } + + /// <summary> + /// Determines whether the specified <see cref="Object"/> is equal to the current <see cref="Symbol"/>. + /// </summary> + /// <param name="obj">The <see cref="Object"/> to compare with the current <see cref="Symbol"/>. </param> + /// <returns><value>true</value> if the specified <see cref="Object"/> is equal to the current <see cref="Symbol"/>; otherwise, <value>false</value>. + /// </returns> + public override bool Equals(object obj) + { + if (obj == null) + { + return false; + } + + if (ReferenceEquals(this, obj)) + { + return true; + } + + return GetType() == obj.GetType() && Equals((Symbol)obj); + } + + /// <summary> + /// Serves as a hash function for a particular type. + /// </summary> + /// <returns>A hash code for the current <see cref="Symbol"/>.</returns> + public override int GetHashCode() + { + return _text.GetHashCode(); + } + + /// <summary> + /// The equality operator. + /// </summary> + /// <param name="left">Left <see cref="Symbol"/> object</param> + /// <param name="right">Right <see cref="Symbol"/> object</param> + /// <returns> + /// Returns <c>true</c> if the values of its operands are equal, <c>false</c> otherwise.</returns> + public static bool operator ==(Symbol left, Symbol right) + { + return Equals(left, right); + } + + /// <summary> + /// Determines whether the specified <see cref="Symbol"/> is equal to the current <see cref="Symbol"/>. + /// </summary> + /// <param name="left">Left <see cref="Symbol"/> object</param> + /// <param name="right">Right <see cref="Symbol"/> object</param> + /// <returns> + /// Returns <c>true</c> if the values of its operands are equal, <c>false</c> otherwise.</returns> + public static bool Equals(Symbol left, Symbol right) + { + object l = left; + object r = right; + if (l == r) + { + return true; + } + + if (l == null || r == null) + { + return false; + } + + return left._text.Equals(right._text); + } + + /// <summary> + /// The inequality operator. + /// </summary> + /// <param name="left">Left <see cref="Symbol"/> object</param> + /// <param name="right">Right <see cref="Symbol"/> object</param> + /// <returns> + /// Returns <c>true</c> if the values of its operands are not equal, <c>false</c> otherwise.</returns> + public static bool operator !=(Symbol left, Symbol right) + { + return !(left == right); + } + + #region IEquatable<Symbol> Members + /// <summary> + /// Indicates whether the current object is equal to another object of the same type. + /// </summary> + /// <param name="other">An object to compare with this object.</param> + /// <returns><value>true</value> if the current object is equal to the <paramref name="other"/> parameter; otherwise, <value>false</value>. + /// </returns> + public bool Equals(Symbol other) + { + return Equals(this, other); + } + + #endregion + + public static readonly Symbol Definitions = new Symbol("DEFINITIONS"); + public static readonly Symbol Begin = new Symbol("BEGIN"); + public static readonly Symbol Object = new Symbol("OBJECT"); + public static readonly Symbol Identifier = new Symbol("IDENTIFIER"); + public static readonly Symbol Assign = new Symbol("::="); + public static readonly Symbol OpenBracket = new Symbol("{"); + public static readonly Symbol CloseBracket = new Symbol("}"); + public static readonly Symbol Comment = new Symbol("--"); + public static readonly Symbol Imports = new Symbol("IMPORTS"); + public static readonly Symbol Semicolon = new Symbol(";"); + public static readonly Symbol From = new Symbol("FROM"); + public static readonly Symbol ModuleIdentity = new Symbol("MODULE-IDENTITY"); + public static readonly Symbol ObjectType = new Symbol("OBJECT-TYPE"); + public static readonly Symbol ObjectGroup = new Symbol("OBJECT-GROUP"); + public static readonly Symbol NotificationGroup = new Symbol("NOTIFICATION-GROUP"); + public static readonly Symbol ModuleCompliance = new Symbol("MODULE-COMPLIANCE"); + public static readonly Symbol Sequence = new Symbol("SEQUENCE"); + public static readonly Symbol NotificationType = new Symbol("NOTIFICATION-TYPE"); + public static readonly Symbol EOL = new Symbol(Environment.NewLine); + public static readonly Symbol ObjectIdentity = new Symbol("OBJECT-IDENTITY"); + public static readonly Symbol End = new Symbol("END"); + public static readonly Symbol Macro = new Symbol("MACRO"); + public static readonly Symbol Choice = new Symbol("CHOICE"); + public static readonly Symbol TrapType = new Symbol("TRAP-TYPE"); + public static readonly Symbol AgentCapabilities = new Symbol("AGENT-CAPABILITIES"); + public static readonly Symbol Comma = new Symbol(","); + public static readonly Symbol TextualConvention = new Symbol("TEXTUAL-CONVENTION"); + public static readonly Symbol Syntax = new Symbol("SYNTAX"); + public static readonly Symbol Bits = new Symbol("BITS"); + public static readonly Symbol Octet = new Symbol("OCTET"); + public static readonly Symbol String = new Symbol("STRING"); + public static readonly Symbol OpenParentheses = new Symbol("("); + public static readonly Symbol CloseParentheses = new Symbol(")"); + public static readonly Symbol Exports = new Symbol("EXPORTS"); + public static readonly Symbol DisplayHint = new Symbol("DISPLAY-HINT"); + public static readonly Symbol Status = new Symbol("STATUS"); + public static readonly Symbol Description = new Symbol("DESCRIPTION"); + public static readonly Symbol Reference = new Symbol("REFERENCE"); + public static readonly Symbol DoubleDot = new Symbol(".."); + public static readonly Symbol Pipe = new Symbol("|"); + public static readonly Symbol Size = new Symbol("SIZE"); + public static readonly Symbol Units = new Symbol("UNITS"); + public static readonly Symbol MaxAccess = new Symbol("MAX-ACCESS"); + public static readonly Symbol Access = new Symbol("ACCESS"); + public static readonly Symbol Index = new Symbol("INDEX"); + public static readonly Symbol Augments = new Symbol("AUGMENTS"); + public static readonly Symbol DefVal = new Symbol("DEFVAL"); + public static readonly Symbol Of = new Symbol("OF"); + public static readonly Symbol Integer = new Symbol("INTEGER"); + public static readonly Symbol Integer32 = new Symbol("Integer32"); + public static readonly Symbol IpAddress = new Symbol("IpAddress"); + public static readonly Symbol Counter32 = new Symbol("Counter32"); + public static readonly Symbol Counter = new Symbol("Counter"); + public static readonly Symbol TimeTicks = new Symbol("TimeTicks"); + public static readonly Symbol Opaque = new Symbol("Opaque"); + public static readonly Symbol Counter64 = new Symbol("Counter64"); + public static readonly Symbol Unsigned32 = new Symbol("Unsigned32"); + public static readonly Symbol Gauge32 = new Symbol("Gauge32"); + public static readonly Symbol Gauge = new Symbol("Gauge"); + public static readonly Symbol TruthValue = new Symbol("TruthValue"); + public static readonly Symbol Implied = new Symbol("IMPLIED"); + + internal void Expect(Symbol expected, params Symbol[] orExpected) + { + bool isExpected = (this == expected); + + if (!isExpected && (orExpected != null) && (orExpected.Length > 0)) + { + // check the alternatives + for (int i=0; i<orExpected.Length; i++) + { + if (this == orExpected[i]) + { + isExpected = true; + break; + } + } + } + + if (!isExpected) + { + if ((orExpected == null) || (orExpected.Length == 0)) + { + Assert(false, "Unexpected symbol found! Expected '" + expected.ToString() + "'"); + } + else + { + StringBuilder msg = new StringBuilder("Unexpected symbol found! Expected one of the following: '"); + msg.Append(expected); + + // check the alternatives + for (int i=0; i<orExpected.Length; i++) + { + msg.Append("', '"); + msg.Append(expected); + } + msg.Append("'"); + + Assert(false, msg.ToString()); + } + } + } + + internal void Assert(bool condition, string message) + { + if (!condition) + { + throw MibException.Create(message, this); + } + } + + internal void AssertIsValidIdentifier() + { + string message; + bool isValid = IsValidIdentifier(ToString(), out message); + Assert(isValid, message); + } + + internal bool IsValidIdentifier() + { + string message; + return IsValidIdentifier(ToString(), out message); + } + + private static bool IsValidIdentifier(string name, out string message) + { + if (UseStricterValidation && (name.Length < 1 || name.Length > 64)) + { + message = "an identifier must consist of 1 to 64 letters, digits, and hyphens"; + return false; + } + + if (!Char.IsLetter(name[0])) + { + message = "the initial character must be a letter"; + return false; + } + + if (name.EndsWith("-", StringComparison.Ordinal)) + { + message = "a hyphen cannot be the last character of an identifier"; + return false; + } + + if (name.Contains("--")) + { + message = "a hyphen cannot be immediately followed by another hyphen in an identifier"; + return false; + } + + if (UseStricterValidation && name.Contains("_")) + { + message = "underscores are not allowed in identifiers"; + return false; + } + + // TODO: SMIv2 forbids "-" except in module names and keywords + message = null; + return true; + } + + private static bool? _useStricterValidation; + + private static bool UseStricterValidation + { + get + { + if (_useStricterValidation == null) + { + object setting = ConfigurationManager.AppSettings["StricterValidationEnabled"]; + _useStricterValidation = setting != null && Convert.ToBoolean(setting.ToString(), CultureInfo.InvariantCulture); + } + + return _useStricterValidation.Value; + } + } + } +}
\ No newline at end of file diff --git a/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/SymbolList.cs b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/SymbolList.cs new file mode 100644 index 00000000000..5b2218e8bf5 --- /dev/null +++ b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/SymbolList.cs @@ -0,0 +1,146 @@ +using System; +using System.Collections.Generic; +using System.Linq; +using System.Text; + +namespace Lextm.SharpSnmpLib.Mib +{ + public class SymbolList : List<Symbol> + { + public class SymbolEnumerator : ISymbolEnumerator + { + private SymbolList _list = null; + private int _index = -1; + + internal SymbolEnumerator(SymbolList list) + { + if (list == null) + { + throw new ArgumentNullException("lexer"); + } + + _list = list; + } + + #region ISymbolEnumerator Member + + public bool PutBack(Symbol item) + { + if ((_index < 0) || (_index >= _list.Count) || (item != _list[_index])) + { + throw new ArgumentException(@"wrong last symbol", "last"); + //return false; + } + + _index--; + return true; + } + + #endregion + + #region IEnumerator<Symbol> Member + + public Symbol Current + { + get + { + if ((_index >= 0) && (_index <= _list.Count)) + { + return _list[_index]; + } + + return null; + } + } + + #endregion + + #region IDisposable Member + + public void Dispose() + { + } + + #endregion + + #region IEnumerator Member + + object System.Collections.IEnumerator.Current + { + get { return this.Current; } + } + + public bool MoveNext() + { + _index++; + return (_index >= 0) && (_index < _list.Count); + } + + public void Reset() + { + _index = -1; + } + + #endregion + } + + /// <summary> + /// Initializes a new instance of the <see cref="SymbolList"/> class. + /// </summary> + public SymbolList() + { + } + + public ISymbolEnumerator GetSymbolEnumerator() + { + return new SymbolEnumerator(this); + } + + public string Join(string separator) + { + if (separator == null) + separator = ""; + + StringBuilder result = new StringBuilder(); + + foreach (Symbol s in this) + { + result.Append(s); + result.Append(separator); + } + + if (result.Length > 0) + { + result.Length -= separator.Length; + } + + return result.ToString(); + } + } + + public static class SymbolEnumeratorExtension + { + public static Symbol NextSymbol(this IEnumerator<Symbol> enumerator) + { + if (enumerator.MoveNext()) + { + return enumerator.Current; + } + + return null; + } + + public static Symbol NextNonEOLSymbol(this IEnumerator<Symbol> enumerator) + { + while (enumerator.MoveNext()) + { + if (enumerator.Current != Symbol.EOL) + { + return enumerator.Current; + } + } + + return null; + } + } +} diff --git a/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/ValueMap.cs b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/ValueMap.cs new file mode 100644 index 00000000000..48842356a20 --- /dev/null +++ b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/ValueMap.cs @@ -0,0 +1,103 @@ +using System; +using System.Collections.Generic; + +namespace Lextm.SharpSnmpLib.Mib +{ + public class ValueMap : Dictionary<Int64, string> + { + public ValueMap() + { + } + + /// <summary> + /// Returns the values of the map as continuous range. At best as one range. + /// </summary> + /// <returns></returns> + public ValueRanges GetContinousRanges() + { + ValueRanges result = new ValueRanges(); + + if (this.Count > 0) + { + List<Int64> values = new List<long>(this.Keys); + values.Sort(); + + Int64 last = values[0]; + Int64 offset = values[0]; + for (int i=1; i<values.Count; i++) + { + if (values[i] != last + 1) + { + if (last == offset) + { + result.Add(new ValueRange(offset, null)); + } + else + { + result.Add(new ValueRange(offset, last)); + } + + offset = values[i]; + } + + last = values[i]; + } + + if (last == offset) + { + result.Add(new ValueRange(offset, null)); + } + else + { + result.Add(new ValueRange(offset, last)); + } + } + + return result; + } + + /// <summary> + /// Gets the highest value contained in this value map. + /// </summary> + /// <returns></returns> + public Int64 GetHighestValue() + { + Int64 result = 0; + + foreach (Int64 value in this.Keys) + { + if (value > result) + { + result = value; + } + } + + return result; + } + + /// <summary> + /// Interprets the single values as bit positions and creates a mask of it. + /// </summary> + /// <returns></returns> + public UInt32 GetBitMask() + { + UInt32 result = 0; + + foreach (Int64 key in this.Keys) + { + if (key < 0) + { + throw new NotSupportedException("Negative numbers are not allowed for Bits!"); + } + if (key > 31) + { + throw new NotSupportedException("Bits with more than 32 bits are not supported!"); + } + + result |= (UInt32)(1 << (int)key); + } + + return result; + } + } +} diff --git a/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/ValueRange.cs b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/ValueRange.cs new file mode 100644 index 00000000000..3ff5bcb7d0d --- /dev/null +++ b/contrib/apps/LwipMibCompiler/SharpSnmpLib/Mib/ValueRange.cs @@ -0,0 +1,76 @@ +using System; +using System.Collections.Generic; + +namespace Lextm.SharpSnmpLib.Mib +{ + public class ValueRanges: List<ValueRange> + { + public bool IsSizeDeclaration { get; internal set; } + + public ValueRanges(bool isSizeDecl = false) + { + IsSizeDeclaration = isSizeDecl; + } + + public bool Contains(Int64 value) + { + foreach (ValueRange range in this) + { + if (range.Contains(value)) + { + return true; + } + } + + return false; + } + } + + public class ValueRange + { + private readonly Int64 _start; + private readonly Int64? _end; + + public ValueRange(Int64 first, Int64? second) + { + _start = first; + _end = second; + } + + public Int64 Start + { + get { return _start; } + } + + public Int64? End + { + get { return _end; } + } + + public bool IntersectsWith(ValueRange other) + { + if (this._end == null) + { + return other.Contains(this._start); + } + else if (other._end == null) + { + return this.Contains(other._start); + } + + return (this._start <= other.End) && (this._end >= other._start); + } + + public bool Contains(Int64 value) + { + if (_end == null) + { + return value == _start; + } + else + { + return (_start <= value) && (value <= _end); + } + } + } +} |