public int GetRequestInfo(enum_BPREQI_FIELDS dwFields, BP_REQUEST_INFO[] pBPRequestInfo) { pBPRequestInfo[0].dwFields = enum_BPREQI_FIELDS.BPREQI_BPLOCATION; if ((dwFields & enum_BPREQI_FIELDS.BPREQI_BPLOCATION) != 0) { if (DocumentPosition != null) { pBPRequestInfo[0].bpLocation.bpLocationType = (uint)enum_BP_LOCATION_TYPE.BPLT_CODE_FILE_LINE; pBPRequestInfo[0].bpLocation.unionmember2 = HostMarshal.RegisterDocumentPosition(DocumentPosition); } else if (FunctionPosition != null) { pBPRequestInfo[0].bpLocation.bpLocationType = (uint)enum_BP_LOCATION_TYPE.BPLT_CODE_FUNC_OFFSET; pBPRequestInfo[0].bpLocation.unionmember2 = HostMarshal.RegisterFunctionPosition(FunctionPosition); } } if ((dwFields & enum_BPREQI_FIELDS.BPREQI_CONDITION) != 0 && !string.IsNullOrWhiteSpace(Condition)) { // VSCode only support when true condition for now pBPRequestInfo[0].dwFields |= enum_BPREQI_FIELDS.BPREQI_CONDITION; pBPRequestInfo[0].bpCondition.bstrCondition = Condition; pBPRequestInfo[0].bpCondition.styleCondition = enum_BP_COND_STYLE.BP_COND_WHEN_TRUE; } if ((dwFields & enum_BPREQI_FIELDS.BPREQI_PASSCOUNT) != 0) { // not supported } return(0); }
// Gets the breakpoint resolution information that describes this breakpoint. int IDebugBreakpointResolution2.GetResolutionInfo(enum_BPRESI_FIELDS dwFields, BP_RESOLUTION_INFO[] pBPResolutionInfo) { if ((dwFields & enum_BPRESI_FIELDS.BPRESI_BPRESLOCATION) != 0) { BP_RESOLUTION_LOCATION location = new BP_RESOLUTION_LOCATION(); location.bpType = (uint)_breakType; if (_breakType == enum_BP_TYPE.BPT_CODE) { // The debugger will not QI the IDebugCodeContex2 interface returned here. We must pass the pointer // to IDebugCodeContex2 and not IUnknown. AD7MemoryAddress codeContext = new AD7MemoryAddress(_engine, Addr, _functionName); codeContext.SetDocumentContext(_documentContext); location.unionmember1 = HostMarshal.RegisterCodeContext(codeContext); pBPResolutionInfo[0].bpResLocation = location; pBPResolutionInfo[0].dwFields |= enum_BPRESI_FIELDS.BPRESI_BPRESLOCATION; } else if (_breakType == enum_BP_TYPE.BPT_DATA) { location.unionmember1 = HostMarshal.GetIntPtrForDataBreakpointAddress(EngineUtils.AsAddr(Addr, _engine.DebuggedProcess.Is64BitArch)); pBPResolutionInfo[0].bpResLocation = location; pBPResolutionInfo[0].dwFields |= enum_BPRESI_FIELDS.BPRESI_BPRESLOCATION; } } if ((dwFields & enum_BPRESI_FIELDS.BPRESI_PROGRAM) != 0) { pBPResolutionInfo[0].pProgram = (IDebugProgram2)_engine; pBPResolutionInfo[0].dwFields |= enum_BPRESI_FIELDS.BPRESI_PROGRAM; } return(Constants.S_OK); }
// Gets the breakpoint resolution information that describes this breakpoint. int IDebugBreakpointResolution2.GetResolutionInfo(enum_BPRESI_FIELDS dwFields, BP_RESOLUTION_INFO[] pBPResolutionInfo) { if ((dwFields & enum_BPRESI_FIELDS.BPRESI_BPRESLOCATION) != 0) { // The sample engine only supports code breakpoints. BP_RESOLUTION_LOCATION location = new BP_RESOLUTION_LOCATION(); location.bpType = (uint)enum_BP_TYPE.BPT_CODE; // The debugger will not QI the IDebugCodeContex2 interface returned here. We must pass the pointer // to IDebugCodeContex2 and not IUnknown. AD7MemoryAddress codeContext = new AD7MemoryAddress(_engine, Addr, _functionName); codeContext.SetDocumentContext(_documentContext); location.unionmember1 = HostMarshal.RegisterCodeContext(codeContext); pBPResolutionInfo[0].bpResLocation = location; pBPResolutionInfo[0].dwFields |= enum_BPRESI_FIELDS.BPRESI_BPRESLOCATION; } if ((dwFields & enum_BPRESI_FIELDS.BPRESI_PROGRAM) != 0) { pBPResolutionInfo[0].pProgram = (IDebugProgram2)_engine; pBPResolutionInfo[0].dwFields |= enum_BPRESI_FIELDS.BPRESI_PROGRAM; } return(Constants.S_OK); }
private int BindWithTimeout() { Task bindTask = null; _engine.DebuggedProcess.WorkerThread.RunOperation(() => { bindTask = _engine.DebuggedProcess.AddInternalBreakAction(this.BindAsync); }); bindTask.Wait(_engine.GetBPLongBindTimeout()); if (!bindTask.IsCompleted) { //send a low severity warning bp. This will allow the UI to respond quickly, and if the mi debugger doesn't end up binding, this warning will get //replaced by the real mi debugger error text this.SetError(new AD7ErrorBreakpoint(this, ResourceStrings.LongBind, enum_BP_ERROR_TYPE.BPET_SEV_LOW | enum_BP_ERROR_TYPE.BPET_TYPE_WARNING), true); return(Constants.S_FALSE); } else { if ((enum_BP_LOCATION_TYPE)_bpRequestInfo.bpLocation.bpLocationType == enum_BP_LOCATION_TYPE.BPLT_DATA_STRING) { lock (_engine.DebuggedProcess.DataBreakpointVariables) { string addressName = HostMarshal.GetDataBreakpointStringForIntPtr(_bpRequestInfo.bpLocation.unionmember3); if (!_engine.DebuggedProcess.DataBreakpointVariables.Contains(addressName)) // might need to expand condition { _engine.DebuggedProcess.DataBreakpointVariables.Add(addressName); } } } return(Constants.S_OK); } }
internal async Task BindAsync() { if (CanBind()) { string documentName = null; TEXT_POSITION[] startPosition = new TEXT_POSITION[1]; TEXT_POSITION[] endPosition = new TEXT_POSITION[1]; string condition = null; lock (_boundBreakpoints) { if (_bp != null) // already bound { Debug.Fail("Breakpoint already bound"); return; } IDebugDocumentPosition2 docPosition = HostMarshal.GetDocumentPositionForIntPtr(_bpRequestInfo.bpLocation.unionmember2); // Get the name of the document that the breakpoint was put in EngineUtils.CheckOk(docPosition.GetFileName(out documentName)); // Get the location in the document that the breakpoint is in. EngineUtils.CheckOk(docPosition.GetRange(startPosition, endPosition)); if ((_bpRequestInfo.dwFields & enum_BPREQI_FIELDS.BPREQI_CONDITION) != 0 && _bpRequestInfo.bpCondition.styleCondition == enum_BP_COND_STYLE.BP_COND_WHEN_TRUE) { condition = _bpRequestInfo.bpCondition.bstrCondition; } } // Bind all breakpoints that match this source and line number. PendingBreakpoint.BindResult bindResult = await PendingBreakpoint.Bind(documentName, startPosition[0].dwLine + 1, startPosition[0].dwColumn, _engine.DebuggedProcess, condition, this); lock (_boundBreakpoints) { if (bindResult.PendingBreakpoint != null) { _bp = bindResult.PendingBreakpoint; // an MI breakpoint object exists: TODO: lock? } if (bindResult.BoundBreakpoints == null || bindResult.BoundBreakpoints.Count == 0) { _BPError = new AD7ErrorBreakpoint(this, bindResult.ErrorMessage); _engine.Callback.OnBreakpointError(_BPError); } else { Debug.Assert(_bp != null); foreach (BoundBreakpoint bp in bindResult.BoundBreakpoints) { AddBoundBreakpoint(bp); } } } } }
// Get the document context for this pending breakpoint. A document context is a abstract representation of a source file // location. public AD7DocumentContext GetDocumentContext(ulong address, string functionName) { IDebugDocumentPosition2 docPosition = HostMarshal.GetDocumentPositionForIntPtr(_bpRequestInfo.bpLocation.unionmember2); string documentName; EngineUtils.CheckOk(docPosition.GetFileName(out documentName)); // Get the location in the document that the breakpoint is in. TEXT_POSITION[] startPosition = new TEXT_POSITION[1]; TEXT_POSITION[] endPosition = new TEXT_POSITION[1]; EngineUtils.CheckOk(docPosition.GetRange(startPosition, endPosition)); AD7MemoryAddress codeContext = new AD7MemoryAddress(_engine, address, functionName); return(new AD7DocumentContext(new MITextPosition(documentName, startPosition[0], startPosition[0]), codeContext)); }
// Get the document context for this pending breakpoint. A document context is a abstract representation of a source file // location. public AD7DocumentContext GetDocumentContext(ulong address, string functionName) { if ((enum_BP_LOCATION_TYPE)_bpRequestInfo.bpLocation.bpLocationType == enum_BP_LOCATION_TYPE.BPLT_CODE_FILE_LINE) { IDebugDocumentPosition2 docPosition = HostMarshal.GetDocumentPositionForIntPtr(_bpRequestInfo.bpLocation.unionmember2); string documentName; EngineUtils.CheckOk(docPosition.GetFileName(out documentName)); // Get the location in the document that the breakpoint is in. TEXT_POSITION[] startPosition = new TEXT_POSITION[1]; TEXT_POSITION[] endPosition = new TEXT_POSITION[1]; EngineUtils.CheckOk(docPosition.GetRange(startPosition, endPosition)); AD7MemoryAddress codeContext = new AD7MemoryAddress(_engine, address, functionName); return(new AD7DocumentContext(new MITextPosition(documentName, startPosition[0], startPosition[0]), codeContext, _engine.DebuggedProcess)); } else { return(null); } }
internal async Task BindAsync() { if (CanBind()) { string documentName = null; string functionName = null; TEXT_POSITION[] startPosition = new TEXT_POSITION[1]; TEXT_POSITION[] endPosition = new TEXT_POSITION[1]; string condition = null; string address = null; ulong codeAddress = 0; uint size = 0; IEnumerable <Checksum> checksums = null; lock (_boundBreakpoints) { if (_bp != null) // already bound { Debug.Fail("Breakpoint already bound"); return; } if ((_bpRequestInfo.dwFields & enum_BPREQI_FIELDS.BPREQI_CONDITION) != 0 && _bpRequestInfo.bpCondition.styleCondition == enum_BP_COND_STYLE.BP_COND_WHEN_TRUE) { condition = _bpRequestInfo.bpCondition.bstrCondition; } if ((_bpRequestInfo.dwFields & enum_BPREQI_FIELDS.BPREQI_BPLOCATION) != 0) { switch ((enum_BP_LOCATION_TYPE)_bpRequestInfo.bpLocation.bpLocationType) { case enum_BP_LOCATION_TYPE.BPLT_CODE_FUNC_OFFSET: { IDebugFunctionPosition2 functionPosition = HostMarshal.GetDebugFunctionPositionForIntPtr(_bpRequestInfo.bpLocation.unionmember2); EngineUtils.CheckOk(functionPosition.GetFunctionName(out functionName)); break; } case enum_BP_LOCATION_TYPE.BPLT_CODE_CONTEXT: { IDebugCodeContext2 codePosition = HostMarshal.GetDebugCodeContextForIntPtr(_bpRequestInfo.bpLocation.unionmember1); if (!(codePosition is AD7MemoryAddress)) { goto default; // context is not from this engine } codeAddress = ((AD7MemoryAddress)codePosition).Address; break; } case enum_BP_LOCATION_TYPE.BPLT_CODE_FILE_LINE: { IDebugDocumentPosition2 docPosition = HostMarshal.GetDocumentPositionForIntPtr(_bpRequestInfo.bpLocation.unionmember2); // Get the name of the document that the breakpoint was put in EngineUtils.CheckOk(docPosition.GetFileName(out documentName)); // Get the location in the document that the breakpoint is in. EngineUtils.CheckOk(docPosition.GetRange(startPosition, endPosition)); // Get the document checksum // TODO: This and all other AD7 interface calls need to be moved so that they are only // executed from the main thread. // Github issue: https://github.com/Microsoft/MIEngine/issues/350 if (_engine.DebuggedProcess.MICommandFactory.SupportsBreakpointChecksums()) { try { checksums = GetSHA1Checksums(); } catch (Exception) { // If we fail to get a checksum there's nothing else we can do } } break; } case enum_BP_LOCATION_TYPE.BPLT_DATA_STRING: { address = HostMarshal.GetDataBreakpointStringForIntPtr(_bpRequestInfo.bpLocation.unionmember3); size = (uint)_bpRequestInfo.bpLocation.unionmember4; if (condition != null) { goto default; // mi has no conditions on watchpoints } break; } default: { this.SetError(new AD7ErrorBreakpoint(this, ResourceStrings.UnsupportedBreakpoint), true); return; } } } } PendingBreakpoint.BindResult bindResult; // Bind all breakpoints that match this source and line number. if (documentName != null) { bindResult = await PendingBreakpoint.Bind(documentName, startPosition[0].dwLine + 1, startPosition[0].dwColumn, _engine.DebuggedProcess, condition, _enabled, checksums, this); } else if (functionName != null) { bindResult = await PendingBreakpoint.Bind(functionName, _engine.DebuggedProcess, condition, _enabled, this); } else if (codeAddress != 0) { bindResult = await PendingBreakpoint.Bind(codeAddress, _engine.DebuggedProcess, condition, _enabled, this); } else { bindResult = await PendingBreakpoint.Bind(address, size, _engine.DebuggedProcess, condition, this); } lock (_boundBreakpoints) { if (bindResult.PendingBreakpoint != null) { _bp = bindResult.PendingBreakpoint; // an MI breakpoint object exists: TODO: lock? } if (bindResult.BoundBreakpoints == null || bindResult.BoundBreakpoints.Count == 0) { this.SetError(new AD7ErrorBreakpoint(this, bindResult.ErrorMessage), true); } else { Debug.Assert(_bp != null); foreach (BoundBreakpoint bp in bindResult.BoundBreakpoints) { AddBoundBreakpoint(bp); } } } } }
// Binds this pending breakpoint to one or more code locations. int IDebugPendingBreakpoint2.Bind() { try { if (CanBind()) { // Make sure that HostMarshal calls happen on main thread instead of poll thread. lock (_boundBreakpoints) { if (_bp != null) // already bound { Debug.Fail("Breakpoint already bound"); return(Constants.S_FALSE); } if ((_bpRequestInfo.dwFields & enum_BPREQI_FIELDS.BPREQI_CONDITION) != 0 && _bpRequestInfo.bpCondition.styleCondition == enum_BP_COND_STYLE.BP_COND_WHEN_TRUE) { _condition = _bpRequestInfo.bpCondition.bstrCondition; } if ((_bpRequestInfo.dwFields & enum_BPREQI_FIELDS.BPREQI_BPLOCATION) != 0) { switch ((enum_BP_LOCATION_TYPE)_bpRequestInfo.bpLocation.bpLocationType) { case enum_BP_LOCATION_TYPE.BPLT_CODE_FUNC_OFFSET: try { IDebugFunctionPosition2 functionPosition = HostMarshal.GetDebugFunctionPositionForIntPtr(_bpRequestInfo.bpLocation.unionmember2); EngineUtils.CheckOk(functionPosition.GetFunctionName(out _functionName)); } finally { HostMarshal.Release(_bpRequestInfo.bpLocation.unionmember2); } break; case enum_BP_LOCATION_TYPE.BPLT_CODE_CONTEXT: try { IDebugCodeContext2 codePosition = HostMarshal.GetDebugCodeContextForIntPtr(_bpRequestInfo.bpLocation.unionmember1); if (!(codePosition is AD7MemoryAddress)) { goto default; // context is not from this engine } _codeAddress = ((AD7MemoryAddress)codePosition).Address; } finally { HostMarshal.Release(_bpRequestInfo.bpLocation.unionmember1); } break; case enum_BP_LOCATION_TYPE.BPLT_CODE_FILE_LINE: try { IDebugDocumentPosition2 docPosition = HostMarshal.GetDocumentPositionForIntPtr(_bpRequestInfo.bpLocation.unionmember2); // Get the name of the document that the breakpoint was put in EngineUtils.CheckOk(docPosition.GetFileName(out _documentName)); // Get the location in the document that the breakpoint is in. EngineUtils.CheckOk(docPosition.GetRange(_startPosition, _endPosition)); } finally { HostMarshal.Release(_bpRequestInfo.bpLocation.unionmember2); } // Get the document checksum if (_engine.DebuggedProcess.MICommandFactory.SupportsBreakpointChecksums()) { try { _checksums = GetSHA1Checksums(); } catch (Exception) { // If we fail to get a checksum there's nothing else we can do } } break; case enum_BP_LOCATION_TYPE.BPLT_DATA_STRING: _address = HostMarshal.GetDataBreakpointStringForIntPtr(_bpRequestInfo.bpLocation.unionmember3); _size = (uint)_bpRequestInfo.bpLocation.unionmember4; if (_condition != null) { goto default; // mi has no conditions on watchpoints } break; default: this.SetError(new AD7ErrorBreakpoint(this, ResourceStrings.UnsupportedBreakpoint), true); return(Constants.S_FALSE); } } } Task bindTask = null; _engine.DebuggedProcess.WorkerThread.RunOperation(() => { bindTask = _engine.DebuggedProcess.AddInternalBreakAction(this.BindAsync); }); bindTask.Wait(_engine.GetBPLongBindTimeout()); if (!bindTask.IsCompleted) { //send a low severity warning bp. This will allow the UI to respond quickly, and if the mi debugger doesn't end up binding, this warning will get //replaced by the real mi debugger error text this.SetError(new AD7ErrorBreakpoint(this, ResourceStrings.LongBind, enum_BP_ERROR_TYPE.BPET_SEV_LOW | enum_BP_ERROR_TYPE.BPET_TYPE_WARNING), true); return(Constants.S_FALSE); } else { return(Constants.S_OK); } } else { // The breakpoint could not be bound. This may occur for many reasons such as an invalid location, an invalid expression, etc... _engine.Callback.OnBreakpointError(_BPError); return(Constants.S_FALSE); } } catch (MIException e) { return(e.HResult); } catch (AggregateException e) { if (e.GetBaseException() is InvalidCoreDumpOperationException) { return(AD7_HRESULT.E_CRASHDUMP_UNSUPPORTED); } else { return(EngineUtils.UnexpectedException(e)); } } catch (InvalidCoreDumpOperationException) { return(AD7_HRESULT.E_CRASHDUMP_UNSUPPORTED); } catch (Exception e) { return(EngineUtils.UnexpectedException(e)); } }
public EngineCallback(AD7Engine engine, IDebugEventCallback2 ad7Callback) { _engine = engine; _eventCallback = HostMarshal.GetThreadSafeEventCallback(ad7Callback); }
// Binds this pending breakpoint to one or more code locations. int IDebugPendingBreakpoint2.Bind() { try { if (CanBind()) { // Make sure that HostMarshal calls happen on main thread instead of poll thread. lock (_boundBreakpoints) { if (_bp != null) // already bound { Debug.Fail("Breakpoint already bound"); return(Constants.S_FALSE); } if ((_bpRequestInfo.dwFields & enum_BPREQI_FIELDS.BPREQI_CONDITION) != 0 && _bpRequestInfo.bpCondition.styleCondition == enum_BP_COND_STYLE.BP_COND_WHEN_TRUE) { _condition = _bpRequestInfo.bpCondition.bstrCondition; } if ((_bpRequestInfo.dwFields & enum_BPREQI_FIELDS.BPREQI_BPLOCATION) != 0) { switch ((enum_BP_LOCATION_TYPE)_bpRequestInfo.bpLocation.bpLocationType) { case enum_BP_LOCATION_TYPE.BPLT_CODE_FUNC_OFFSET: try { IDebugFunctionPosition2 functionPosition = HostMarshal.GetDebugFunctionPositionForIntPtr(_bpRequestInfo.bpLocation.unionmember2); EngineUtils.CheckOk(functionPosition.GetFunctionName(out _functionName)); } finally { HostMarshal.Release(_bpRequestInfo.bpLocation.unionmember2); } break; case enum_BP_LOCATION_TYPE.BPLT_CODE_CONTEXT: try { IDebugCodeContext2 codePosition = HostMarshal.GetDebugCodeContextForIntPtr(_bpRequestInfo.bpLocation.unionmember1); if (!(codePosition is AD7MemoryAddress)) { goto default; // context is not from this engine } _codeAddress = ((AD7MemoryAddress)codePosition).Address; } finally { HostMarshal.Release(_bpRequestInfo.bpLocation.unionmember1); } break; case enum_BP_LOCATION_TYPE.BPLT_CODE_FILE_LINE: try { IDebugDocumentPosition2 docPosition = HostMarshal.GetDocumentPositionForIntPtr(_bpRequestInfo.bpLocation.unionmember2); // Get the name of the document that the breakpoint was put in EngineUtils.CheckOk(docPosition.GetFileName(out _documentName)); // Get the location in the document that the breakpoint is in. EngineUtils.CheckOk(docPosition.GetRange(_startPosition, _endPosition)); } finally { HostMarshal.Release(_bpRequestInfo.bpLocation.unionmember2); } // Get the document checksum if (_engine.DebuggedProcess.MICommandFactory.SupportsBreakpointChecksums()) { try { _checksums = GetSHA1Checksums(); } catch (Exception) { // If we fail to get a checksum there's nothing else we can do } } break; case enum_BP_LOCATION_TYPE.BPLT_DATA_STRING: string address = HostMarshal.GetDataBreakpointStringForIntPtr(_bpRequestInfo.bpLocation.unionmember3); if (address.Contains(",")) { this.AddressId = address; _address = address.Split(',')[0]; } else { this.AddressId = null; _address = address; } _size = (uint)_bpRequestInfo.bpLocation.unionmember4; if (_condition != null) { goto default; // mi has no conditions on watchpoints } break; default: this.SetError(new AD7ErrorBreakpoint(this, ResourceStrings.UnsupportedBreakpoint), true); return(Constants.S_FALSE); } } } if (!_enabled && IsHardwareBreakpoint) { return(Constants.S_OK); } return(BindWithTimeout()); } else { // The breakpoint could not be bound. This may occur for many reasons such as an invalid location, an invalid expression, etc... _engine.Callback.OnBreakpointError(_BPError); return(Constants.S_FALSE); } } catch (MIException e) { return(e.HResult); } catch (AggregateException e) { if (e.GetBaseException() is InvalidCoreDumpOperationException) { return(AD7_HRESULT.E_CRASHDUMP_UNSUPPORTED); } else { return(EngineUtils.UnexpectedException(e)); } } catch (InvalidCoreDumpOperationException) { return(AD7_HRESULT.E_CRASHDUMP_UNSUPPORTED); } catch (Exception e) { return(EngineUtils.UnexpectedException(e)); } }