From 2aa9440437b7ad51000f033cdaaf8acde5722ddd Mon Sep 17 00:00:00 2001 From: Tedd Hansen Date: Thu, 1 Nov 2007 15:13:04 +0000 Subject: Goodbye LSO to .Net translator. May your bits live on in our memories. --- .../DotNetEngine/Compiler/LSO/LSO_Parser.cs | 728 --------------------- 1 file changed, 728 deletions(-) delete mode 100644 OpenSim/Region/ScriptEngine/DotNetEngine/Compiler/LSO/LSO_Parser.cs (limited to 'OpenSim/Region/ScriptEngine/DotNetEngine/Compiler/LSO/LSO_Parser.cs') diff --git a/OpenSim/Region/ScriptEngine/DotNetEngine/Compiler/LSO/LSO_Parser.cs b/OpenSim/Region/ScriptEngine/DotNetEngine/Compiler/LSO/LSO_Parser.cs deleted file mode 100644 index a0b4977f..0000000 --- a/OpenSim/Region/ScriptEngine/DotNetEngine/Compiler/LSO/LSO_Parser.cs +++ /dev/null @@ -1,728 +0,0 @@ -/* -* Copyright (c) Contributors, http://opensimulator.org/ -* See CONTRIBUTORS.TXT for a full list of copyright holders. -* -* Redistribution and use in source and binary forms, with or without -* modification, are permitted provided that the following conditions are met: -* * Redistributions of source code must retain the above copyright -* notice, this list of conditions and the following disclaimer. -* * Redistributions in binary form must reproduce the above copyright -* notice, this list of conditions and the following disclaimer in the -* documentation and/or other materials provided with the distribution. -* * Neither the name of the OpenSim Project nor the -* names of its contributors may be used to endorse or promote products -* derived from this software without specific prior written permission. -* -* THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS AND ANY -* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED -* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE -* DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY -* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES -* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; -* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND -* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS -* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. -* -*/ -/* Original code: Tedd Hansen */ -using System; -using System.Collections; -using System.Collections.Generic; -using System.IO; -using System.Reflection; -using System.Reflection.Emit; -using System.Text; - -namespace OpenSim.Region.ScriptEngine.DotNetEngine.Compiler.LSO -{ - internal partial class LSO_Parser - { - private string FileName; - private FileStream fs; - private BinaryReader br; - internal LSO_Struct.Header myHeader; - internal Dictionary StaticBlocks = new Dictionary(); - //private System.Collections.Hashtable StaticBlocks = new System.Collections.Hashtable(); - - private TypeBuilder typeBuilder; - private List EventList = new List(); - - public LSO_Parser(string _FileName, TypeBuilder _typeBuilder) - { - FileName = _FileName; - typeBuilder = _typeBuilder; - } - - internal void OpenFile() - { - // Open - Common.SendToDebug("Opening filename: " + FileName); - fs = File.Open(FileName, FileMode.Open, FileAccess.Read, FileShare.Read); - br = new BinaryReader(fs, Encoding.BigEndianUnicode); - } - - internal void CloseFile() - { - // Close - br.Close(); - fs.Close(); - } - - - /// - /// Parse LSO file. - /// - public void Parse() - { - // The LSO Format consist of 6 major blocks: header, statics, functions, states, heap, and stack. - - - // HEADER BLOCK - Common.SendToDebug("Reading HEADER BLOCK at: 0"); - fs.Seek(0, SeekOrigin.Begin); - myHeader = new LSO_Struct.Header(); - myHeader.TM = BitConverter.ToUInt32(br_read(4), 0); - myHeader.IP = BitConverter.ToUInt32(br_read(4), 0); - myHeader.VN = BitConverter.ToUInt32(br_read(4), 0); - myHeader.BP = BitConverter.ToUInt32(br_read(4), 0); - myHeader.SP = BitConverter.ToUInt32(br_read(4), 0); - myHeader.HR = BitConverter.ToUInt32(br_read(4), 0); - myHeader.HP = BitConverter.ToUInt32(br_read(4), 0); - myHeader.CS = BitConverter.ToUInt32(br_read(4), 0); - myHeader.NS = BitConverter.ToUInt32(br_read(4), 0); - myHeader.CE = BitConverter.ToUInt32(br_read(4), 0); - myHeader.IE = BitConverter.ToUInt32(br_read(4), 0); - myHeader.ER = BitConverter.ToUInt32(br_read(4), 0); - myHeader.FR = BitConverter.ToUInt32(br_read(4), 0); - myHeader.SLR = BitConverter.ToUInt32(br_read(4), 0); - myHeader.GVR = BitConverter.ToUInt32(br_read(4), 0); - myHeader.GFR = BitConverter.ToUInt32(br_read(4), 0); - myHeader.PR = BitConverter.ToUInt32(br_read(4), 0); - myHeader.ESR = BitConverter.ToUInt32(br_read(4), 0); - myHeader.SR = BitConverter.ToUInt32(br_read(4), 0); - myHeader.NCE = BitConverter.ToUInt64(br_read(8), 0); - myHeader.NIE = BitConverter.ToUInt64(br_read(8), 0); - myHeader.NER = BitConverter.ToUInt64(br_read(8), 0); - - // Print Header Block to debug - Common.SendToDebug("TM - Top of memory (size): " + myHeader.TM); - Common.SendToDebug("IP - Instruction Pointer (0=not running): " + myHeader.IP); - Common.SendToDebug("VN - Version number: " + myHeader.VN); - Common.SendToDebug("BP - Local Frame Pointer: " + myHeader.BP); - Common.SendToDebug("SP - Stack Pointer: " + myHeader.SP); - Common.SendToDebug("HR - Heap Register: " + myHeader.HR); - Common.SendToDebug("HP - Heap Pointer: " + myHeader.HP); - Common.SendToDebug("CS - Current State: " + myHeader.CS); - Common.SendToDebug("NS - Next State: " + myHeader.NS); - Common.SendToDebug("CE - Current Events: " + myHeader.CE); - Common.SendToDebug("IE - In Event: " + myHeader.IE); - Common.SendToDebug("ER - Event Register: " + myHeader.ER); - Common.SendToDebug("FR - Fault Register: " + myHeader.FR); - Common.SendToDebug("SLR - Sleep Register: " + myHeader.SLR); - Common.SendToDebug("GVR - Global Variable Register: " + myHeader.GVR); - Common.SendToDebug("GFR - Global Function Register: " + myHeader.GFR); - Common.SendToDebug("PR - Parameter Register: " + myHeader.PR); - Common.SendToDebug("ESR - Energy Supply Register: " + myHeader.ESR); - Common.SendToDebug("SR - State Register: " + myHeader.SR); - Common.SendToDebug("NCE - 64-bit Current Events: " + myHeader.NCE); - Common.SendToDebug("NIE - 64-bit In Events: " + myHeader.NIE); - Common.SendToDebug("NER - 64-bit Event Register: " + myHeader.NER); - Common.SendToDebug("Read position when exiting HEADER BLOCK: " + fs.Position); - - // STATIC BLOCK - Common.SendToDebug("Reading STATIC BLOCK at: " + myHeader.GVR); - fs.Seek(myHeader.GVR, SeekOrigin.Begin); - int StaticBlockCount = 0; - // Read function blocks until we hit GFR - while (fs.Position < myHeader.GFR) - { - StaticBlockCount++; - long startReadPos = fs.Position; - Common.SendToDebug("Reading Static Block " + StaticBlockCount + " at: " + startReadPos); - - //fs.Seek(myHeader.GVR, SeekOrigin.Begin); - LSO_Struct.StaticBlock myStaticBlock = new LSO_Struct.StaticBlock(); - myStaticBlock.Static_Chunk_Header_Size = BitConverter.ToUInt32(br_read(4), 0); - myStaticBlock.ObjectType = br_read(1)[0]; - Common.SendToDebug("Static Block ObjectType: " + - ((LSO_Enums.Variable_Type_Codes) myStaticBlock.ObjectType).ToString()); - myStaticBlock.Unknown = br_read(1)[0]; - // Size of datatype varies -- what about strings? - if (myStaticBlock.ObjectType != 0) - myStaticBlock.BlockVariable = br_read(getObjectSize(myStaticBlock.ObjectType)); - - StaticBlocks.Add((UInt32) startReadPos, myStaticBlock); - } - Common.SendToDebug("Number of Static Blocks read: " + StaticBlockCount); - - - // FUNCTION BLOCK - // Always right after STATIC BLOCK - LSO_Struct.FunctionBlock myFunctionBlock = new LSO_Struct.FunctionBlock(); - if (myHeader.GFR == myHeader.SR) - { - // If GFR and SR are at same position then there is no fuction block - Common.SendToDebug("No FUNCTION BLOCK found"); - } - else - { - Common.SendToDebug("Reading FUNCTION BLOCK at: " + myHeader.GFR); - fs.Seek(myHeader.GFR, SeekOrigin.Begin); - myFunctionBlock.FunctionCount = BitConverter.ToUInt32(br_read(4), 0); - Common.SendToDebug("Number of functions in Fuction Block: " + myFunctionBlock.FunctionCount); - if (myFunctionBlock.FunctionCount > 0) - { - myFunctionBlock.CodeChunkPointer = new UInt32[myFunctionBlock.FunctionCount]; - for (int i = 0; i < myFunctionBlock.FunctionCount; i++) - { - Common.SendToDebug("Reading function " + i + " at: " + fs.Position); - // TODO: ADD TO FUNCTION LIST (How do we identify it later?) - // Note! Absolute position - myFunctionBlock.CodeChunkPointer[i] = BitConverter.ToUInt32(br_read(4), 0) + myHeader.GFR; - Common.SendToDebug("Fuction " + i + " code chunk position: " + - myFunctionBlock.CodeChunkPointer[i]); - } - } - } - - - // STATE FRAME BLOCK - // Always right after FUNCTION BLOCK - Common.SendToDebug("Reading STATE BLOCK at: " + myHeader.SR); - fs.Seek(myHeader.SR, SeekOrigin.Begin); - LSO_Struct.StateFrameBlock myStateFrameBlock = new LSO_Struct.StateFrameBlock(); - myStateFrameBlock.StateCount = BitConverter.ToUInt32(br_read(4), 0); - if (myStateFrameBlock.StateCount > 0) - { - // Initialize array - myStateFrameBlock.StatePointer = new LSO_Struct.StatePointerBlock[myStateFrameBlock.StateCount]; - for (int i = 0; i < myStateFrameBlock.StateCount; i++) - { - Common.SendToDebug("Reading STATE POINTER BLOCK " + (i + 1) + " at: " + fs.Position); - // Position is relative to state frame - myStateFrameBlock.StatePointer[i].Location = myHeader.SR + BitConverter.ToUInt32(br_read(4), 0); - myStateFrameBlock.StatePointer[i].EventMask = new BitArray(br_read(8)); - Common.SendToDebug("Pointer: " + myStateFrameBlock.StatePointer[i].Location); - Common.SendToDebug("Total potential EventMask bits: " + - myStateFrameBlock.StatePointer[i].EventMask.Count); - - //// Read STATE BLOCK - //long CurPos = fs.Position; - //fs.Seek(CurPos, SeekOrigin.Begin); - } - } - - - // STATE BLOCK - // For each StateFrameBlock there is one StateBlock with multiple event handlers - - if (myStateFrameBlock.StateCount > 0) - { - // Go through all State Frame Pointers found - for (int i = 0; i < myStateFrameBlock.StateCount; i++) - { - fs.Seek(myStateFrameBlock.StatePointer[i].Location, SeekOrigin.Begin); - Common.SendToDebug("Reading STATE BLOCK " + (i + 1) + " at: " + fs.Position); - - // READ: STATE BLOCK HEADER - myStateFrameBlock.StatePointer[i].StateBlock = new LSO_Struct.StateBlock(); - myStateFrameBlock.StatePointer[i].StateBlock.StartPos = (UInt32) fs.Position; // Note - myStateFrameBlock.StatePointer[i].StateBlock.HeaderSize = BitConverter.ToUInt32(br_read(4), 0); - myStateFrameBlock.StatePointer[i].StateBlock.Unknown = br_read(1)[0]; - myStateFrameBlock.StatePointer[i].StateBlock.EndPos = (UInt32) fs.Position; // Note - Common.SendToDebug("State block Start Pos: " + myStateFrameBlock.StatePointer[i].StateBlock.StartPos); - Common.SendToDebug("State block Header Size: " + - myStateFrameBlock.StatePointer[i].StateBlock.HeaderSize); - Common.SendToDebug("State block Header End Pos: " + - myStateFrameBlock.StatePointer[i].StateBlock.EndPos); - - // We need to count number of bits flagged in EventMask? - - - // for each bit in myStateFrameBlock.StatePointer[i].EventMask - - // ADDING TO ALL RIGHT NOW, SHOULD LIMIT TO ONLY THE ONES IN USE - //TODO: Create event hooks - myStateFrameBlock.StatePointer[i].StateBlock.StateBlockHandlers = - new LSO_Struct.StateBlockHandler[myStateFrameBlock.StatePointer[i].EventMask.Count - 1]; - for (int ii = 0; ii < myStateFrameBlock.StatePointer[i].EventMask.Count - 1; ii++) - { - if (myStateFrameBlock.StatePointer[i].EventMask.Get(ii) == true) - { - // We got an event - // READ: STATE BLOCK HANDLER - Common.SendToDebug("Reading STATE BLOCK " + (i + 1) + " HANDLER matching EVENT MASK " + ii + - " (" + ((LSO_Enums.Event_Mask_Values) ii).ToString() + ") at: " + - fs.Position); - myStateFrameBlock.StatePointer[i].StateBlock.StateBlockHandlers[ii].CodeChunkPointer = - myStateFrameBlock.StatePointer[i].StateBlock.EndPos + - BitConverter.ToUInt32(br_read(4), 0); - myStateFrameBlock.StatePointer[i].StateBlock.StateBlockHandlers[ii].CallFrameSize = - BitConverter.ToUInt32(br_read(4), 0); - Common.SendToDebug("Reading STATE BLOCK " + (i + 1) + " HANDLER EVENT MASK " + ii + " (" + - ((LSO_Enums.Event_Mask_Values) ii).ToString() + ") Code Chunk Pointer: " + - myStateFrameBlock.StatePointer[i].StateBlock.StateBlockHandlers[ii]. - CodeChunkPointer); - Common.SendToDebug("Reading STATE BLOCK " + (i + 1) + " HANDLER EVENT MASK " + ii + " (" + - ((LSO_Enums.Event_Mask_Values) ii).ToString() + ") Call Frame Size: " + - myStateFrameBlock.StatePointer[i].StateBlock.StateBlockHandlers[ii]. - CallFrameSize); - } - } - } - } - - - //// READ FUNCTION CODE CHUNKS - //// Functions + Function start pos (GFR) - //// TODO: Somehow be able to identify and reference this - //LSO_Struct.CodeChunk[] myFunctionCodeChunk; - //if (myFunctionBlock.FunctionCount > 0) - //{ - // myFunctionCodeChunk = new LSO_Struct.CodeChunk[myFunctionBlock.FunctionCount]; - // for (int i = 0; i < myFunctionBlock.FunctionCount; i++) - // { - // Common.SendToDebug("Reading Function Code Chunk " + i); - // myFunctionCodeChunk[i] = GetCodeChunk((UInt32)myFunctionBlock.CodeChunkPointer[i]); - // } - - //} - // READ EVENT CODE CHUNKS - LSO_Struct.CodeChunk[] myEventCodeChunk; - if (myStateFrameBlock.StateCount > 0) - { - myEventCodeChunk = new LSO_Struct.CodeChunk[myStateFrameBlock.StateCount]; - for (int i = 0; i < myStateFrameBlock.StateCount; i++) - { - // TODO: Somehow organize events and functions so they can be found again, - // two level search ain't no good - for (int ii = 0; ii < myStateFrameBlock.StatePointer[i].EventMask.Count - 1; ii++) - { - if (myStateFrameBlock.StatePointer[i].StateBlock.StateBlockHandlers[ii].CodeChunkPointer > 0) - { - Common.SendToDebug("Reading Event Code Chunk state " + i + ", event " + - (LSO_Enums.Event_Mask_Values) ii); - - - // Override a Method / Function - string eventname = i + "_event_" + (LSO_Enums.Event_Mask_Values) ii; - Common.SendToDebug("Event Name: " + eventname); - if (Common.IL_ProcessCodeChunks) - { - EventList.Add(eventname); - - // JUMP TO CODE PROCESSOR - ProcessCodeChunk( - myStateFrameBlock.StatePointer[i].StateBlock.StateBlockHandlers[ii].CodeChunkPointer, - typeBuilder, eventname); - } - } - } - } - } - - - if (Common.IL_CreateFunctionList) - IL_INSERT_FUNCTIONLIST(); - } - - internal LSO_Struct.HeapBlock GetHeap(UInt32 pos) - { - // HEAP BLOCK - // TODO:? Special read for strings/keys (null terminated) and lists (pointers to other HEAP entries) - Common.SendToDebug("Reading HEAP BLOCK at: " + pos); - fs.Seek(pos, SeekOrigin.Begin); - - LSO_Struct.HeapBlock myHeapBlock = new LSO_Struct.HeapBlock(); - myHeapBlock.DataBlockSize = BitConverter.ToInt32(br_read(4), 0); - myHeapBlock.ObjectType = br_read(1)[0]; - myHeapBlock.ReferenceCount = BitConverter.ToUInt16(br_read(2), 0); - //myHeapBlock.Data = br_read(getObjectSize(myHeapBlock.ObjectType)); - // Don't read it reversed - myHeapBlock.Data = new byte[myHeapBlock.DataBlockSize - 1]; - br.Read(myHeapBlock.Data, 0, myHeapBlock.DataBlockSize - 1); - - - Common.SendToDebug("Heap Block Data Block Size: " + myHeapBlock.DataBlockSize); - Common.SendToDebug("Heap Block ObjectType: " + - ((LSO_Enums.Variable_Type_Codes) myHeapBlock.ObjectType).ToString()); - Common.SendToDebug("Heap Block Reference Count: " + myHeapBlock.ReferenceCount); - - return myHeapBlock; - } - - private byte[] br_read(int len) - { - if (len <= 0) - return null; - - try - { - byte[] bytes = new byte[len]; - for (int i = len - 1; i > -1; i--) - bytes[i] = br.ReadByte(); - return bytes; - } - catch (Exception e) - { - Common.SendToDebug("Exception: " + e.ToString()); - throw (e); - } - } - - //private byte[] br_read_smallendian(int len) - //{ - // byte[] bytes = new byte[len]; - // br.Read(bytes,0, len); - // return bytes; - //} - private Type getLLObjectType(byte objectCode) - { - switch ((LSO_Enums.Variable_Type_Codes) objectCode) - { - case LSO_Enums.Variable_Type_Codes.Void: - return typeof (void); - case LSO_Enums.Variable_Type_Codes.Integer: - return typeof (UInt32); - case LSO_Enums.Variable_Type_Codes.Float: - return typeof (float); - case LSO_Enums.Variable_Type_Codes.String: - return typeof (string); - case LSO_Enums.Variable_Type_Codes.Key: - return typeof (string); - case LSO_Enums.Variable_Type_Codes.Vector: - return typeof (LSO_Enums.Vector); - case LSO_Enums.Variable_Type_Codes.Rotation: - return typeof (LSO_Enums.Rotation); - case LSO_Enums.Variable_Type_Codes.List: - Common.SendToDebug("TODO: List datatype not implemented yet!"); - return typeof (ArrayList); - case LSO_Enums.Variable_Type_Codes.Null: - Common.SendToDebug("TODO: Datatype null is not implemented, using string instead.!"); - return typeof (string); - default: - Common.SendToDebug("Lookup of LSL datatype " + objectCode + - " to .Net datatype failed: Unknown LSL datatype. Defaulting to object."); - return typeof (object); - } - } - - private int getObjectSize(byte ObjectType) - { - switch ((LSO_Enums.Variable_Type_Codes) ObjectType) - { - case LSO_Enums.Variable_Type_Codes.Integer: - case LSO_Enums.Variable_Type_Codes.Float: - case LSO_Enums.Variable_Type_Codes.String: - case LSO_Enums.Variable_Type_Codes.Key: - case LSO_Enums.Variable_Type_Codes.List: - return 4; - case LSO_Enums.Variable_Type_Codes.Vector: - return 12; - case LSO_Enums.Variable_Type_Codes.Rotation: - return 16; - default: - return 0; - } - } - - private string Read_String() - { - string ret = ""; - byte reader = br_read(1)[0]; - while (reader != 0x000) - { - ret += (char) reader; - reader = br_read(1)[0]; - } - return ret; - } - - /// - /// Reads a code chunk and creates IL - /// - /// Absolute position in file. REMEMBER TO ADD myHeader.GFR! - /// TypeBuilder for assembly - /// Name of event (function) to generate - private void ProcessCodeChunk(UInt32 pos, TypeBuilder typeBuilder, string eventname) - { - LSO_Struct.CodeChunk myCodeChunk = new LSO_Struct.CodeChunk(); - - Common.SendToDebug("Reading Function Code Chunk at: " + pos); - fs.Seek(pos, SeekOrigin.Begin); - myCodeChunk.CodeChunkHeaderSize = BitConverter.ToUInt32(br_read(4), 0); - Common.SendToDebug("CodeChunk Header Size: " + myCodeChunk.CodeChunkHeaderSize); - // Read until null - myCodeChunk.Comment = Read_String(); - Common.SendToDebug("Function comment: " + myCodeChunk.Comment); - myCodeChunk.ReturnTypePos = br_read(1)[0]; - myCodeChunk.ReturnType = GetStaticBlock((long) myCodeChunk.ReturnTypePos + (long) myHeader.GVR); - Common.SendToDebug("Return type #" + myCodeChunk.ReturnType.ObjectType + ": " + - ((LSO_Enums.Variable_Type_Codes) myCodeChunk.ReturnType.ObjectType).ToString()); - - - // TODO: How to determine number of codechunks -- does this method work? - myCodeChunk.CodeChunkArguments = new List(); - byte reader = br_read(1)[0]; - reader = br_read(1)[0]; - - // NOTE ON CODE CHUNK ARGUMENTS - // This determins type definition - int ccount = 0; - while (reader != 0x000) - { - ccount++; - Common.SendToDebug("Reading Code Chunk Argument " + ccount); - LSO_Struct.CodeChunkArgument CCA = new LSO_Struct.CodeChunkArgument(); - CCA.FunctionReturnTypePos = reader; - reader = br_read(1)[0]; - CCA.NullString = reader; - CCA.FunctionReturnType = GetStaticBlock(CCA.FunctionReturnTypePos + myHeader.GVR); - myCodeChunk.CodeChunkArguments.Add(CCA); - Common.SendToDebug("Code Chunk Argument " + ccount + " type #" + CCA.FunctionReturnType.ObjectType + - ": " + (LSO_Enums.Variable_Type_Codes) CCA.FunctionReturnType.ObjectType); - } - // Create string array - Type[] MethodArgs = new Type[myCodeChunk.CodeChunkArguments.Count]; - for (int _ic = 0; _ic < myCodeChunk.CodeChunkArguments.Count; _ic++) - { - MethodArgs[_ic] = getLLObjectType(myCodeChunk.CodeChunkArguments[_ic].FunctionReturnType.ObjectType); - Common.SendToDebug("Method argument " + _ic + ": " + - getLLObjectType(myCodeChunk.CodeChunkArguments[_ic].FunctionReturnType.ObjectType). - ToString()); - } - // End marker is 0x000 - myCodeChunk.EndMarker = reader; - - - // - // Emit: START OF METHOD (FUNCTION) - // - - Common.SendToDebug("CLR:" + eventname + ":MethodBuilder methodBuilder = typeBuilder.DefineMethod..."); - MethodBuilder methodBuilder = typeBuilder.DefineMethod(eventname, - MethodAttributes.Public, - typeof (void), - new Type[] {typeof (object)}); - //MethodArgs); - //typeof(void), //getLLObjectType(myCodeChunk.ReturnType), - // new Type[] { typeof(object) }, //); - - //Common.SendToDebug("CLR:" + eventname + ":typeBuilder.DefineMethodOverride(methodBuilder..."); - //typeBuilder.DefineMethodOverride(methodBuilder, - // typeof(LSL_CLRInterface.LSLScript).GetMethod(eventname)); - - // Create the IL generator - - Common.SendToDebug("CLR:" + eventname + ":ILGenerator il = methodBuilder.GetILGenerator();"); - ILGenerator il = methodBuilder.GetILGenerator(); - - - if (Common.IL_UseTryCatch) - IL_INSERT_TRY(il, eventname); - - - // Push Console.WriteLine command to stack ... Console.WriteLine("Hello World!"); - //Common.SendToDebug("CLR:" + eventname + ":il.Emit(OpCodes.Call..."); - //il.Emit(OpCodes.Call, typeof(Console).GetMethod - // ("WriteLine", new Type[] { typeof(string) })); - - //Common.SendToDebug("STARTUP: il.Emit(OpCodes.Ldc_I4_S, 0);"); - - //il.Emit(OpCodes.Ldc_I4_S, 0); - for (int _ic = 0; _ic < myCodeChunk.CodeChunkArguments.Count; _ic++) - { - Common.SendToDebug("PARAMS: il.Emit(OpCodes.Ldarg, " + _ic + ");"); - il.Emit(OpCodes.Ldarg, _ic); - } - - - // - // CALLING OPCODE PROCESSOR, one command at the time TO GENERATE IL - // - bool FoundRet = false; - while (FoundRet == false) - { - FoundRet = LSL_PROCESS_OPCODE(il); - } - - - if (Common.IL_UseTryCatch) - IL_INSERT_END_TRY(il, eventname); - - // Emit: RETURN FROM METHOD - il.Emit(OpCodes.Ret); - - return; - } - - private void IL_INSERT_FUNCTIONLIST() - { - Common.SendToDebug("Creating function list"); - - - string eventname = "GetFunctions"; - - Common.SendToDebug("Creating IL " + eventname); - // Define a private String field. - //FieldBuilder myField = myTypeBuilder.DefineField("EventList", typeof(String[]), FieldAttributes.Public); - - - //FieldBuilder mem = typeBuilder.DefineField("mem", typeof(Array), FieldAttributes.Private); - - - MethodBuilder methodBuilder = typeBuilder.DefineMethod(eventname, - MethodAttributes.Public, - typeof (string[]), - null); - - //typeBuilder.DefineMethodOverride(methodBuilder, - // typeof(LSL_CLRInterface.LSLScript).GetMethod(eventname)); - - ILGenerator il = methodBuilder.GetILGenerator(); - - - // IL_INSERT_TRY(il, eventname); - - // // Push string to stack - // il.Emit(OpCodes.Ldstr, "Inside " + eventname); - - //// Push Console.WriteLine command to stack ... Console.WriteLine("Hello World!"); - //il.Emit(OpCodes.Call, typeof(Console).GetMethod - // ("WriteLine", new Type[] { typeof(string) })); - - //initIL.Emit(OpCodes.Newobj, typeof(string[])); - - //string[] MyArray = new string[2] { "TestItem1" , "TestItem2" }; - - ////il.Emit(OpCodes.Ldarg_0); - - il.DeclareLocal(typeof (string[])); - - ////il.Emit(OpCodes.Ldarg_0); - il.Emit(OpCodes.Ldc_I4, EventList.Count); // Specify array length - il.Emit(OpCodes.Newarr, typeof (String)); // create new string array - il.Emit(OpCodes.Stloc_0); // Store array as local variable 0 in stack - ////SetFunctionList - - for (int lv = 0; lv < EventList.Count; lv++) - { - il.Emit(OpCodes.Ldloc_0); // Load local variable 0 onto stack - il.Emit(OpCodes.Ldc_I4, lv); // Push index position - il.Emit(OpCodes.Ldstr, EventList[lv]); // Push value - il.Emit(OpCodes.Stelem_Ref); // Perform array[index] = value - - //il.Emit(OpCodes.Ldarg_0); - //il.Emit(OpCodes.Ldstr, EventList[lv]); // Push value - //il.Emit(OpCodes.Call, typeof(LSL_BaseClass).GetMethod("AddFunction", new Type[] { typeof(string) })); - } - - - // IL_INSERT_END_TRY(il, eventname); - - - il.Emit(OpCodes.Ldloc_0); // Load local variable 0 onto stack - // il.Emit(OpCodes.Call, typeof(LSL_BaseClass).GetMethod("SetFunctionList", new Type[] { typeof(Array) })); - - il.Emit(OpCodes.Ret); // Return - } - - - private void IL_INSERT_TRY(ILGenerator il, string eventname) - { - /* - * CLR TRY - */ - //Common.SendToDebug("CLR:" + eventname + ":il.BeginExceptionBlock()"); - il.BeginExceptionBlock(); - - // Push "Hello World!" string to stack - //Common.SendToDebug("CLR:" + eventname + ":il.Emit(OpCodes.Ldstr..."); - //il.Emit(OpCodes.Ldstr, "Starting CLR dynamic execution of: " + eventname); - } - - private void IL_INSERT_END_TRY(ILGenerator il, string eventname) - { - /* - * CATCH - */ - Common.SendToDebug("CLR:" + eventname + ":il.BeginCatchBlock(typeof(Exception));"); - il.BeginCatchBlock(typeof (Exception)); - - // Push "Hello World!" string to stack - Common.SendToDebug("CLR:" + eventname + ":il.Emit(OpCodes.Ldstr..."); - il.Emit(OpCodes.Ldstr, "Execption executing dynamic CLR function " + eventname + ": "); - - //call void [mscorlib]System.Console::WriteLine(string) - Common.SendToDebug("CLR:" + eventname + ":il.Emit(OpCodes.Call..."); - il.Emit(OpCodes.Call, typeof (Console).GetMethod - ("Write", new Type[] {typeof (string)})); - - //callvirt instance string [mscorlib]System.Exception::get_Message() - Common.SendToDebug("CLR:" + eventname + ":il.Emit(OpCodes.Callvirt..."); - il.Emit(OpCodes.Callvirt, typeof (Exception).GetMethod - ("get_Message")); - - //call void [mscorlib]System.Console::WriteLine(string) - Common.SendToDebug("CLR:" + eventname + ":il.Emit(OpCodes.Call..."); - il.Emit(OpCodes.Call, typeof (Console).GetMethod - ("WriteLine", new Type[] {typeof (string)})); - - /* - * CLR END TRY - */ - //Common.SendToDebug("CLR:" + eventname + ":il.EndExceptionBlock();"); - il.EndExceptionBlock(); - } - - private LSO_Struct.StaticBlock GetStaticBlock(long pos) - { - long FirstPos = fs.Position; - try - { - UInt32 position = (UInt32) pos; - // STATIC BLOCK - Common.SendToDebug("Reading STATIC BLOCK at: " + position); - fs.Seek(position, SeekOrigin.Begin); - - if (StaticBlocks.ContainsKey(position) == true) - { - Common.SendToDebug("Found cached STATIC BLOCK"); - - - return StaticBlocks[pos]; - } - - //int StaticBlockCount = 0; - // Read function blocks until we hit GFR - //while (fs.Position < myHeader.GFR) - //{ - //StaticBlockCount++; - - //Common.SendToDebug("Reading Static Block at: " + position); - - //fs.Seek(myHeader.GVR, SeekOrigin.Begin); - LSO_Struct.StaticBlock myStaticBlock = new LSO_Struct.StaticBlock(); - myStaticBlock.Static_Chunk_Header_Size = BitConverter.ToUInt32(br_read(4), 0); - myStaticBlock.ObjectType = br_read(1)[0]; - Common.SendToDebug("Static Block ObjectType: " + - ((LSO_Enums.Variable_Type_Codes) myStaticBlock.ObjectType).ToString()); - myStaticBlock.Unknown = br_read(1)[0]; - // Size of datatype varies - if (myStaticBlock.ObjectType != 0) - myStaticBlock.BlockVariable = br_read(getObjectSize(myStaticBlock.ObjectType)); - - StaticBlocks.Add(position, myStaticBlock); - //} - Common.SendToDebug("Done reading Static Block."); - return myStaticBlock; - } - finally - { - // Go back to original read pos - fs.Seek(FirstPos, SeekOrigin.Begin); - } - } - } -} \ No newline at end of file -- cgit v1.1