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)); }
public AD7PendingBreakpoint(IDebugBreakpointRequest2 pBPRequest, AD7Engine engine, BreakpointManager bpManager) { _pBPRequest = pBPRequest; BP_REQUEST_INFO[] requestInfo = new BP_REQUEST_INFO[1]; EngineUtils.CheckOk(_pBPRequest.GetRequestInfo(enum_BPREQI_FIELDS.BPREQI_BPLOCATION | enum_BPREQI_FIELDS.BPREQI_CONDITION | enum_BPREQI_FIELDS.BPREQI_PASSCOUNT, requestInfo)); _bpRequestInfo = requestInfo[0]; _engine = engine; _bpManager = bpManager; _boundBreakpoints = new List <AD7BoundBreakpoint>(); _enabled = true; _deleted = false; _pendingDelete = false; _bp = null; // no underlying breakpoint created yet _BPError = null; }
// Enumerates the code contexts for a given position in a source file. public int EnumCodeContexts(IDebugDocumentPosition2 docPosition, out IEnumDebugCodeContexts2 ppEnum) { string documentName; EngineUtils.CheckOk(docPosition.GetFileName(out documentName)); // Get the location in the document TEXT_POSITION[] startPosition = new TEXT_POSITION[1]; TEXT_POSITION[] endPosition = new TEXT_POSITION[1]; EngineUtils.CheckOk(docPosition.GetRange(startPosition, endPosition)); List <IDebugCodeContext2> codeContexts = new List <IDebugCodeContext2>(); List <ulong> addresses = null; uint line = startPosition[0].dwLine + 1; _debuggedProcess.WorkerThread.RunOperation(async() => { addresses = await DebuggedProcess.StartAddressesForLine(documentName, line); }); if (addresses != null && addresses.Count > 0) { foreach (var a in addresses) { var codeCxt = new AD7MemoryAddress(this, a, null); TEXT_POSITION pos; pos.dwLine = line; pos.dwColumn = 0; MITextPosition textPosition = new MITextPosition(documentName, pos, pos); codeCxt.SetDocumentContext(new AD7DocumentContext(textPosition, codeCxt, this.DebuggedProcess)); codeContexts.Add(codeCxt); } if (codeContexts.Count > 0) { ppEnum = new AD7CodeContextEnum(codeContexts.ToArray()); return(Constants.S_OK); } } ppEnum = null; return(Constants.E_FAIL); }
// 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)); } }
// 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)); } }