109 lines
3 KiB
C#
109 lines
3 KiB
C#
using Mesen.GUI.Debugger.Controls;
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using Mesen.GUI.Debugger.Integration;
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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namespace Mesen.GUI.Debugger.Code
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{
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public class SymbolCodeDataProvider : ICodeDataProvider
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{
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//private byte[] _prgRom;
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private int _lineCount;
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private SourceFileInfo _file;
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private CpuType _cpuType;
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private bool _isC;
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private ISymbolProvider _symbolProvider;
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public SymbolCodeDataProvider(CpuType type, ISymbolProvider symbolProvider, SourceFileInfo file)
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{
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//_prgRom = DebugApi.GetMemoryState(SnesMemoryType.PrgRom);
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_cpuType = type;
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_symbolProvider = symbolProvider;
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_file = file;
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_lineCount = file.Data.Length;
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string filename = file.Name.ToLower();
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_isC = filename.EndsWith(".h") || filename.EndsWith(".c");
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}
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public CodeLineData GetCodeLineData(int lineIndex)
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{
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AddressInfo? address = _symbolProvider.GetLineAddress(_file, lineIndex);
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CodeLineData data = new CodeLineData(_cpuType) {
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Address = GetLineAddress(lineIndex),
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AbsoluteAddress = address.HasValue ? address.Value.Address : -1,
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EffectiveAddress = -1,
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Flags = LineFlags.VerifiedCode
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};
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//TODO
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/*if(prgAddress >= 0) {
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int opSize = DebugApi.GetDisassemblyOpSize(_prgRom[prgAddress]);
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string byteCode = "";
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for(int i = prgAddress, end = prgAddress + opSize; i < end && i < _prgRom.Length; i++) {
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byteCode += "$" + _prgRom[i].ToString("X2") + " ";
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}
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data.ByteCode = byteCode;
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}*/
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string text = _file.Data[lineIndex];
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string trimmed = text.TrimStart();
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data.CustomIndent = (text.Length - trimmed.Length) * 10;
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int commentIndex;
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if(_isC) {
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commentIndex = trimmed.IndexOf("//");
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} else {
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commentIndex = trimmed.IndexOfAny(new char[] { ';', '.' });
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}
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if(commentIndex >= 0) {
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data.Comment = trimmed.Substring(commentIndex);
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data.Text = trimmed.Substring(0, commentIndex).TrimEnd();
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} else {
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data.Comment = "";
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data.Text = trimmed;
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}
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return data;
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}
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public int GetLineAddress(int lineIndex)
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{
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AddressInfo? absAddress = _symbolProvider.GetLineAddress(_file, lineIndex);
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if(absAddress != null) {
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return DebugApi.GetRelativeAddress(absAddress.Value, _cpuType).Address;
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} else {
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return -1;
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}
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}
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public int GetLineCount()
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{
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return _lineCount;
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}
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public int GetLineIndex(uint cpuAddress)
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{
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AddressInfo absAddress = DebugApi.GetAbsoluteAddress(new AddressInfo() { Address = (int)cpuAddress, Type = SnesMemoryType.CpuMemory });
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for(int i = 0; i < _lineCount; i++) {
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AddressInfo? lineAddr = _symbolProvider.GetLineAddress(_file, i);
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if(lineAddr != null && lineAddr.Value.Address == absAddress.Address && lineAddr.Value.Type == absAddress.Type) {
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return i;
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}
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}
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return 0;
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}
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public bool UseOptimizedSearch { get { return false; } }
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public int GetNextResult(string searchString, int startPosition, int endPosition, bool searchBackwards)
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{
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throw new NotImplementedException();
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}
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}
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}
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