[Add] FishNet

This commit is contained in:
2026-03-30 20:11:57 +07:00
parent ee793a3361
commit c22c08753a
1797 changed files with 197950 additions and 1 deletions
@@ -0,0 +1,449 @@
//
// Author:
// Jb Evain (jbevain@gmail.com)
//
// Copyright (c) 2008 - 2015 Jb Evain
// Copyright (c) 2008 - 2011 Novell, Inc.
//
// Licensed under the MIT/X11 license.
//
using MonoFN.Cecil.Cil;
using MonoFN.Cecil.Metadata;
using MonoFN.Collections.Generic;
using System;
using System.Collections.Generic;
using System.Threading;
namespace MonoFN.Cecil
{
internal struct Range
{
public uint Start;
public uint Length;
public Range(uint index, uint length)
{
Start = index;
Length = length;
}
}
internal sealed class MetadataSystem
{
internal AssemblyNameReference[] AssemblyReferences;
internal ModuleReference[] ModuleReferences;
internal TypeDefinition[] Types;
internal TypeReference[] TypeReferences;
internal FieldDefinition[] Fields;
internal MethodDefinition[] Methods;
internal MemberReference[] MemberReferences;
internal Dictionary<uint, Collection<uint>> NestedTypes;
internal Dictionary<uint, uint> ReverseNestedTypes;
internal Dictionary<uint, Collection<Row<uint, MetadataToken>>> Interfaces;
internal Dictionary<uint, Row<ushort, uint>> ClassLayouts;
internal Dictionary<uint, uint> FieldLayouts;
internal Dictionary<uint, uint> FieldRVAs;
internal Dictionary<MetadataToken, uint> FieldMarshals;
internal Dictionary<MetadataToken, Row<ElementType, uint>> Constants;
internal Dictionary<uint, Collection<MetadataToken>> Overrides;
internal Dictionary<MetadataToken, Range[]> CustomAttributes;
internal Dictionary<MetadataToken, Range[]> SecurityDeclarations;
internal Dictionary<uint, Range> Events;
internal Dictionary<uint, Range> Properties;
internal Dictionary<uint, Row<MethodSemanticsAttributes, MetadataToken>> Semantics;
internal Dictionary<uint, Row<PInvokeAttributes, uint, uint>> PInvokes;
internal Dictionary<MetadataToken, Range[]> GenericParameters;
internal Dictionary<uint, Collection<Row<uint, MetadataToken>>> GenericConstraints;
internal Document[] Documents;
internal Dictionary<uint, Collection<Row<uint, Range, Range, uint, uint, uint>>> LocalScopes;
internal ImportDebugInformation[] ImportScopes;
internal Dictionary<uint, uint> StateMachineMethods;
internal Dictionary<MetadataToken, Row<Guid, uint, uint>[]> CustomDebugInformations;
private static Dictionary<string, Row<ElementType, bool>> primitive_value_types;
private static void InitializePrimitives()
{
Dictionary<string, Row<ElementType, bool>> types = new(18, StringComparer.Ordinal)
{
{ "Void", new(ElementType.Void, false) },
{ "Boolean", new(ElementType.Boolean, true) },
{ "Char", new(ElementType.Char, true) },
{ "SByte", new(ElementType.I1, true) },
{ "Byte", new(ElementType.U1, true) },
{ "Int16", new(ElementType.I2, true) },
{ "UInt16", new(ElementType.U2, true) },
{ "Int32", new(ElementType.I4, true) },
{ "UInt32", new(ElementType.U4, true) },
{ "Int64", new(ElementType.I8, true) },
{ "UInt64", new(ElementType.U8, true) },
{ "Single", new(ElementType.R4, true) },
{ "Double", new(ElementType.R8, true) },
{ "String", new(ElementType.String, false) },
{ "TypedReference", new(ElementType.TypedByRef, false) },
{ "IntPtr", new(ElementType.I, true) },
{ "UIntPtr", new(ElementType.U, true) },
{ "Object", new(ElementType.Object, false) }
};
Interlocked.CompareExchange(ref primitive_value_types, types, null);
}
public static void TryProcessPrimitiveTypeReference(TypeReference type)
{
if (type.Namespace != "System")
return;
IMetadataScope scope = type.scope;
if (scope == null || scope.MetadataScopeType != MetadataScopeType.AssemblyNameReference)
return;
Row<ElementType, bool> primitive_data;
if (!TryGetPrimitiveData(type, out primitive_data))
return;
type.etype = primitive_data.Col1;
type.IsValueType = primitive_data.Col2;
}
public static bool TryGetPrimitiveElementType(TypeDefinition type, out ElementType etype)
{
etype = ElementType.None;
if (type.Namespace != "System")
return false;
Row<ElementType, bool> primitive_data;
if (TryGetPrimitiveData(type, out primitive_data))
{
etype = primitive_data.Col1;
return true;
}
return false;
}
private static bool TryGetPrimitiveData(TypeReference type, out Row<ElementType, bool> primitive_data)
{
if (primitive_value_types == null)
InitializePrimitives();
return primitive_value_types.TryGetValue(type.Name, out primitive_data);
}
public void Clear()
{
if (NestedTypes != null)
NestedTypes = new(capacity: 0);
if (ReverseNestedTypes != null)
ReverseNestedTypes = new(capacity: 0);
if (Interfaces != null)
Interfaces = new(capacity: 0);
if (ClassLayouts != null)
ClassLayouts = new(capacity: 0);
if (FieldLayouts != null)
FieldLayouts = new(capacity: 0);
if (FieldRVAs != null)
FieldRVAs = new(capacity: 0);
if (FieldMarshals != null)
FieldMarshals = new(capacity: 0);
if (Constants != null)
Constants = new(capacity: 0);
if (Overrides != null)
Overrides = new(capacity: 0);
if (CustomAttributes != null)
CustomAttributes = new(capacity: 0);
if (SecurityDeclarations != null)
SecurityDeclarations = new(capacity: 0);
if (Events != null)
Events = new(capacity: 0);
if (Properties != null)
Properties = new(capacity: 0);
if (Semantics != null)
Semantics = new(capacity: 0);
if (PInvokes != null)
PInvokes = new(capacity: 0);
if (GenericParameters != null)
GenericParameters = new(capacity: 0);
if (GenericConstraints != null)
GenericConstraints = new(capacity: 0);
Documents = Empty<Document>.Array;
ImportScopes = Empty<ImportDebugInformation>.Array;
if (LocalScopes != null)
LocalScopes = new(capacity: 0);
if (StateMachineMethods != null)
StateMachineMethods = new(capacity: 0);
}
public AssemblyNameReference GetAssemblyNameReference(uint rid)
{
if (rid < 1 || rid > AssemblyReferences.Length)
return null;
return AssemblyReferences[rid - 1];
}
public TypeDefinition GetTypeDefinition(uint rid)
{
if (rid < 1 || rid > Types.Length)
return null;
return Types[rid - 1];
}
public void AddTypeDefinition(TypeDefinition type)
{
Types[type.token.RID - 1] = type;
}
public TypeReference GetTypeReference(uint rid)
{
if (rid < 1 || rid > TypeReferences.Length)
return null;
return TypeReferences[rid - 1];
}
public void AddTypeReference(TypeReference type)
{
TypeReferences[type.token.RID - 1] = type;
}
public FieldDefinition GetFieldDefinition(uint rid)
{
if (rid < 1 || rid > Fields.Length)
return null;
return Fields[rid - 1];
}
public void AddFieldDefinition(FieldDefinition field)
{
Fields[field.token.RID - 1] = field;
}
public MethodDefinition GetMethodDefinition(uint rid)
{
if (rid < 1 || rid > Methods.Length)
return null;
return Methods[rid - 1];
}
public void AddMethodDefinition(MethodDefinition method)
{
Methods[method.token.RID - 1] = method;
}
public MemberReference GetMemberReference(uint rid)
{
if (rid < 1 || rid > MemberReferences.Length)
return null;
return MemberReferences[rid - 1];
}
public void AddMemberReference(MemberReference member)
{
MemberReferences[member.token.RID - 1] = member;
}
public bool TryGetNestedTypeMapping(TypeDefinition type, out Collection<uint> mapping)
{
return NestedTypes.TryGetValue(type.token.RID, out mapping);
}
public void SetNestedTypeMapping(uint type_rid, Collection<uint> mapping)
{
NestedTypes[type_rid] = mapping;
}
public void RemoveNestedTypeMapping(TypeDefinition type)
{
NestedTypes.Remove(type.token.RID);
}
public bool TryGetReverseNestedTypeMapping(TypeDefinition type, out uint declaring)
{
return ReverseNestedTypes.TryGetValue(type.token.RID, out declaring);
}
public void SetReverseNestedTypeMapping(uint nested, uint declaring)
{
ReverseNestedTypes[nested] = declaring;
}
public void RemoveReverseNestedTypeMapping(TypeDefinition type)
{
ReverseNestedTypes.Remove(type.token.RID);
}
public bool TryGetInterfaceMapping(TypeDefinition type, out Collection<Row<uint, MetadataToken>> mapping)
{
return Interfaces.TryGetValue(type.token.RID, out mapping);
}
public void SetInterfaceMapping(uint type_rid, Collection<Row<uint, MetadataToken>> mapping)
{
Interfaces[type_rid] = mapping;
}
public void RemoveInterfaceMapping(TypeDefinition type)
{
Interfaces.Remove(type.token.RID);
}
public void AddPropertiesRange(uint type_rid, Range range)
{
Properties.Add(type_rid, range);
}
public bool TryGetPropertiesRange(TypeDefinition type, out Range range)
{
return Properties.TryGetValue(type.token.RID, out range);
}
public void RemovePropertiesRange(TypeDefinition type)
{
Properties.Remove(type.token.RID);
}
public void AddEventsRange(uint type_rid, Range range)
{
Events.Add(type_rid, range);
}
public bool TryGetEventsRange(TypeDefinition type, out Range range)
{
return Events.TryGetValue(type.token.RID, out range);
}
public void RemoveEventsRange(TypeDefinition type)
{
Events.Remove(type.token.RID);
}
public bool TryGetGenericParameterRanges(IGenericParameterProvider owner, out Range[] ranges)
{
return GenericParameters.TryGetValue(owner.MetadataToken, out ranges);
}
public void RemoveGenericParameterRange(IGenericParameterProvider owner)
{
GenericParameters.Remove(owner.MetadataToken);
}
public bool TryGetCustomAttributeRanges(ICustomAttributeProvider owner, out Range[] ranges)
{
return CustomAttributes.TryGetValue(owner.MetadataToken, out ranges);
}
public void RemoveCustomAttributeRange(ICustomAttributeProvider owner)
{
CustomAttributes.Remove(owner.MetadataToken);
}
public bool TryGetSecurityDeclarationRanges(ISecurityDeclarationProvider owner, out Range[] ranges)
{
return SecurityDeclarations.TryGetValue(owner.MetadataToken, out ranges);
}
public void RemoveSecurityDeclarationRange(ISecurityDeclarationProvider owner)
{
SecurityDeclarations.Remove(owner.MetadataToken);
}
public bool TryGetGenericConstraintMapping(GenericParameter generic_parameter, out Collection<Row<uint, MetadataToken>> mapping)
{
return GenericConstraints.TryGetValue(generic_parameter.token.RID, out mapping);
}
public void SetGenericConstraintMapping(uint gp_rid, Collection<Row<uint, MetadataToken>> mapping)
{
GenericConstraints[gp_rid] = mapping;
}
public void RemoveGenericConstraintMapping(GenericParameter generic_parameter)
{
GenericConstraints.Remove(generic_parameter.token.RID);
}
public bool TryGetOverrideMapping(MethodDefinition method, out Collection<MetadataToken> mapping)
{
return Overrides.TryGetValue(method.token.RID, out mapping);
}
public void SetOverrideMapping(uint rid, Collection<MetadataToken> mapping)
{
Overrides[rid] = mapping;
}
public void RemoveOverrideMapping(MethodDefinition method)
{
Overrides.Remove(method.token.RID);
}
public Document GetDocument(uint rid)
{
if (rid < 1 || rid > Documents.Length)
return null;
return Documents[rid - 1];
}
public bool TryGetLocalScopes(MethodDefinition method, out Collection<Row<uint, Range, Range, uint, uint, uint>> scopes)
{
return LocalScopes.TryGetValue(method.MetadataToken.RID, out scopes);
}
public void SetLocalScopes(uint method_rid, Collection<Row<uint, Range, Range, uint, uint, uint>> records)
{
LocalScopes[method_rid] = records;
}
public ImportDebugInformation GetImportScope(uint rid)
{
if (rid < 1 || rid > ImportScopes.Length)
return null;
return ImportScopes[rid - 1];
}
public bool TryGetStateMachineKickOffMethod(MethodDefinition method, out uint rid)
{
return StateMachineMethods.TryGetValue(method.MetadataToken.RID, out rid);
}
public TypeDefinition GetFieldDeclaringType(uint field_rid)
{
return BinaryRangeSearch(Types, field_rid, true);
}
public TypeDefinition GetMethodDeclaringType(uint method_rid)
{
return BinaryRangeSearch(Types, method_rid, false);
}
private static TypeDefinition BinaryRangeSearch(TypeDefinition[] types, uint rid, bool field)
{
int min = 0;
int max = types.Length - 1;
while (min <= max)
{
int mid = min + (max - min) / 2;
TypeDefinition type = types[mid];
Range range = field ? type.fields_range : type.methods_range;
if (rid < range.Start)
max = mid - 1;
else if (rid >= range.Start + range.Length)
min = mid + 1;
else
return type;
}
return null;
}
}
}